isp_freebsd.c revision 316014
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: stable/11/sys/dev/isp/isp_freebsd.c 316014 2017-03-27 08:29:02Z mav $"); 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 44MODULE_VERSION(isp, 1); 45MODULE_DEPEND(isp, cam, 1, 1, 1); 46int isp_announced = 0; 47int isp_loop_down_limit = 60; /* default loop down limit */ 48int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 49int isp_gone_device_time = 30; /* grace time before reporting device lost */ 50static const char prom3[] = "Chan %d [%u] PortID 0x%06x Departed because of %s"; 51 52static void isp_freeze_loopdown(ispsoftc_t *, int); 53static void isp_loop_changed(ispsoftc_t *isp, int chan); 54static d_ioctl_t ispioctl; 55static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 56static void isp_poll(struct cam_sim *); 57static timeout_t isp_watchdog; 58static timeout_t isp_gdt; 59static task_fn_t isp_gdt_task; 60static void isp_kthread(void *); 61static void isp_action(struct cam_sim *, union ccb *); 62static int isp_timer_count; 63static void isp_timer(void *); 64 65static struct cdevsw isp_cdevsw = { 66 .d_version = D_VERSION, 67 .d_ioctl = ispioctl, 68 .d_name = "isp", 69}; 70 71static int 72isp_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 105static int 106isp_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 245static void 246isp_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 273int 274isp_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 305unwind: 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 327int 328isp_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 362static void 363isp_freeze_loopdown(ispsoftc_t *isp, int chan) 364{ 365 if (IS_FC(isp)) { 366 struct isp_fc *fc = ISP_FC_PC(isp, chan); 367 if (fc->simqfrozen == 0) { 368 isp_prt(isp, ISP_LOGDEBUG0, 369 "Chan %d Freeze simq (loopdown)", chan); 370 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 371 xpt_hold_boot(); 372 xpt_freeze_simq(fc->sim, 1); 373 } else { 374 isp_prt(isp, ISP_LOGDEBUG0, 375 "Chan %d Mark simq frozen (loopdown)", chan); 376 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 377 } 378 } 379} 380 381static void 382isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 383{ 384 if (IS_FC(isp)) { 385 struct isp_fc *fc = ISP_FC_PC(isp, chan); 386 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 387 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 388 if (wasfrozen && fc->simqfrozen == 0) { 389 isp_prt(isp, ISP_LOGDEBUG0, 390 "Chan %d Release simq", chan); 391 xpt_release_simq(fc->sim, 1); 392 xpt_release_boot(); 393 } 394 } 395} 396 397 398static int 399ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 400{ 401 ispsoftc_t *isp; 402 int nr, chan, retval = ENOTTY; 403 404 isp = dev->si_drv1; 405 406 switch (c) { 407 case ISP_SDBLEV: 408 { 409 int olddblev = isp->isp_dblev; 410 isp->isp_dblev = *(int *)addr; 411 *(int *)addr = olddblev; 412 retval = 0; 413 break; 414 } 415 case ISP_GETROLE: 416 chan = *(int *)addr; 417 if (chan < 0 || chan >= isp->isp_nchan) { 418 retval = -ENXIO; 419 break; 420 } 421 if (IS_FC(isp)) { 422 *(int *)addr = FCPARAM(isp, chan)->role; 423 } else { 424 *(int *)addr = ISP_ROLE_INITIATOR; 425 } 426 retval = 0; 427 break; 428 case ISP_SETROLE: 429 if (IS_SCSI(isp)) 430 break; 431 nr = *(int *)addr; 432 chan = nr >> 8; 433 if (chan < 0 || chan >= isp->isp_nchan) { 434 retval = -ENXIO; 435 break; 436 } 437 nr &= 0xff; 438 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 439 retval = EINVAL; 440 break; 441 } 442 ISP_LOCK(isp); 443 *(int *)addr = FCPARAM(isp, chan)->role; 444 retval = isp_control(isp, ISPCTL_CHANGE_ROLE, chan, nr); 445 ISP_UNLOCK(isp); 446 retval = 0; 447 break; 448 449 case ISP_RESETHBA: 450 ISP_LOCK(isp); 451 isp_reinit(isp, 0); 452 ISP_UNLOCK(isp); 453 retval = 0; 454 break; 455 456 case ISP_RESCAN: 457 if (IS_FC(isp)) { 458 chan = *(int *)addr; 459 if (chan < 0 || chan >= isp->isp_nchan) { 460 retval = -ENXIO; 461 break; 462 } 463 ISP_LOCK(isp); 464 if (isp_fc_runstate(isp, chan, 5 * 1000000) != LOOP_READY) { 465 retval = EIO; 466 } else { 467 retval = 0; 468 } 469 ISP_UNLOCK(isp); 470 } 471 break; 472 473 case ISP_FC_LIP: 474 if (IS_FC(isp)) { 475 chan = *(int *)addr; 476 if (chan < 0 || chan >= isp->isp_nchan) { 477 retval = -ENXIO; 478 break; 479 } 480 ISP_LOCK(isp); 481 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 482 retval = EIO; 483 } else { 484 retval = 0; 485 } 486 ISP_UNLOCK(isp); 487 } 488 break; 489 case ISP_FC_GETDINFO: 490 { 491 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 492 fcportdb_t *lp; 493 494 if (IS_SCSI(isp)) { 495 break; 496 } 497 if (ifc->loopid >= MAX_FC_TARG) { 498 retval = EINVAL; 499 break; 500 } 501 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 502 if (lp->state != FC_PORTDB_STATE_NIL) { 503 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 504 ifc->loopid = lp->handle; 505 ifc->portid = lp->portid; 506 ifc->node_wwn = lp->node_wwn; 507 ifc->port_wwn = lp->port_wwn; 508 retval = 0; 509 } else { 510 retval = ENODEV; 511 } 512 break; 513 } 514 case ISP_GET_STATS: 515 { 516 isp_stats_t *sp = (isp_stats_t *) addr; 517 518 ISP_MEMZERO(sp, sizeof (*sp)); 519 sp->isp_stat_version = ISP_STATS_VERSION; 520 sp->isp_type = isp->isp_type; 521 sp->isp_revision = isp->isp_revision; 522 ISP_LOCK(isp); 523 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 524 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 525 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 526 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 527 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 528 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 529 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 530 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 531 ISP_UNLOCK(isp); 532 retval = 0; 533 break; 534 } 535 case ISP_CLR_STATS: 536 ISP_LOCK(isp); 537 isp->isp_intcnt = 0; 538 isp->isp_intbogus = 0; 539 isp->isp_intmboxc = 0; 540 isp->isp_intoasync = 0; 541 isp->isp_rsltccmplt = 0; 542 isp->isp_fphccmplt = 0; 543 isp->isp_rscchiwater = 0; 544 isp->isp_fpcchiwater = 0; 545 ISP_UNLOCK(isp); 546 retval = 0; 547 break; 548 case ISP_FC_GETHINFO: 549 { 550 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 551 int chan = hba->fc_channel; 552 553 if (chan < 0 || chan >= isp->isp_nchan) { 554 retval = ENXIO; 555 break; 556 } 557 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 558 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 559 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 560 hba->fc_nchannels = isp->isp_nchan; 561 if (IS_FC(isp)) { 562 hba->fc_nports = MAX_FC_TARG; 563 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 564 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 565 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 566 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 567 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 568 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 569 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 570 } else { 571 hba->fc_nports = MAX_TARGETS; 572 hba->fc_speed = 0; 573 hba->fc_topology = 0; 574 hba->nvram_node_wwn = 0ull; 575 hba->nvram_port_wwn = 0ull; 576 hba->active_node_wwn = 0ull; 577 hba->active_port_wwn = 0ull; 578 } 579 retval = 0; 580 break; 581 } 582 case ISP_TSK_MGMT: 583 { 584 int needmarker; 585 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 586 uint16_t nphdl; 587 mbreg_t mbs; 588 589 if (IS_SCSI(isp)) { 590 break; 591 } 592 593 chan = fct->chan; 594 if (chan < 0 || chan >= isp->isp_nchan) { 595 retval = -ENXIO; 596 break; 597 } 598 599 needmarker = retval = 0; 600 nphdl = fct->loopid; 601 ISP_LOCK(isp); 602 if (IS_24XX(isp)) { 603 void *reqp; 604 uint8_t resp[QENTRY_LEN]; 605 isp24xx_tmf_t tmf; 606 isp24xx_statusreq_t sp; 607 fcparam *fcp = FCPARAM(isp, chan); 608 fcportdb_t *lp; 609 int i; 610 611 for (i = 0; i < MAX_FC_TARG; i++) { 612 lp = &fcp->portdb[i]; 613 if (lp->handle == nphdl) { 614 break; 615 } 616 } 617 if (i == MAX_FC_TARG) { 618 retval = ENXIO; 619 ISP_UNLOCK(isp); 620 break; 621 } 622 ISP_MEMZERO(&tmf, sizeof(tmf)); 623 tmf.tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 624 tmf.tmf_header.rqs_entry_count = 1; 625 tmf.tmf_nphdl = lp->handle; 626 tmf.tmf_delay = 2; 627 tmf.tmf_timeout = 4; 628 tmf.tmf_tidlo = lp->portid; 629 tmf.tmf_tidhi = lp->portid >> 16; 630 tmf.tmf_vpidx = ISP_GET_VPIDX(isp, chan); 631 tmf.tmf_lun[1] = fct->lun & 0xff; 632 if (fct->lun >= 256) { 633 tmf.tmf_lun[0] = 0x40 | (fct->lun >> 8); 634 } 635 switch (fct->action) { 636 case IPT_CLEAR_ACA: 637 tmf.tmf_flags = ISP24XX_TMF_CLEAR_ACA; 638 break; 639 case IPT_TARGET_RESET: 640 tmf.tmf_flags = ISP24XX_TMF_TARGET_RESET; 641 needmarker = 1; 642 break; 643 case IPT_LUN_RESET: 644 tmf.tmf_flags = ISP24XX_TMF_LUN_RESET; 645 needmarker = 1; 646 break; 647 case IPT_CLEAR_TASK_SET: 648 tmf.tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 649 needmarker = 1; 650 break; 651 case IPT_ABORT_TASK_SET: 652 tmf.tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 653 needmarker = 1; 654 break; 655 default: 656 retval = EINVAL; 657 break; 658 } 659 if (retval) { 660 ISP_UNLOCK(isp); 661 break; 662 } 663 664 /* Prepare space for response in memory */ 665 memset(resp, 0xff, sizeof(resp)); 666 tmf.tmf_handle = isp_allocate_handle(isp, resp, 667 ISP_HANDLE_CTRL); 668 if (tmf.tmf_handle == 0) { 669 isp_prt(isp, ISP_LOGERR, 670 "%s: TMF of Chan %d out of handles", 671 __func__, chan); 672 ISP_UNLOCK(isp); 673 retval = ENOMEM; 674 break; 675 } 676 677 /* Send request and wait for response. */ 678 reqp = isp_getrqentry(isp); 679 if (reqp == NULL) { 680 isp_prt(isp, ISP_LOGERR, 681 "%s: TMF of Chan %d out of rqent", 682 __func__, chan); 683 isp_destroy_handle(isp, tmf.tmf_handle); 684 ISP_UNLOCK(isp); 685 retval = EIO; 686 break; 687 } 688 isp_put_24xx_tmf(isp, &tmf, (isp24xx_tmf_t *)reqp); 689 if (isp->isp_dblev & ISP_LOGDEBUG1) 690 isp_print_bytes(isp, "IOCB TMF", QENTRY_LEN, reqp); 691 ISP_SYNC_REQUEST(isp); 692 if (msleep(resp, &isp->isp_lock, 0, "TMF", 5*hz) == EWOULDBLOCK) { 693 isp_prt(isp, ISP_LOGERR, 694 "%s: TMF of Chan %d timed out", 695 __func__, chan); 696 isp_destroy_handle(isp, tmf.tmf_handle); 697 ISP_UNLOCK(isp); 698 retval = EIO; 699 break; 700 } 701 if (isp->isp_dblev & ISP_LOGDEBUG1) 702 isp_print_bytes(isp, "IOCB TMF response", QENTRY_LEN, resp); 703 isp_get_24xx_response(isp, (isp24xx_statusreq_t *)resp, &sp); 704 705 if (sp.req_completion_status != 0) 706 retval = EIO; 707 else if (needmarker) 708 fcp->sendmarker = 1; 709 } else { 710 MBSINIT(&mbs, 0, MBLOGALL, 0); 711 if (ISP_CAP_2KLOGIN(isp) == 0) { 712 nphdl <<= 8; 713 } 714 switch (fct->action) { 715 case IPT_CLEAR_ACA: 716 mbs.param[0] = MBOX_CLEAR_ACA; 717 mbs.param[1] = nphdl; 718 mbs.param[2] = fct->lun; 719 break; 720 case IPT_TARGET_RESET: 721 mbs.param[0] = MBOX_TARGET_RESET; 722 mbs.param[1] = nphdl; 723 needmarker = 1; 724 break; 725 case IPT_LUN_RESET: 726 mbs.param[0] = MBOX_LUN_RESET; 727 mbs.param[1] = nphdl; 728 mbs.param[2] = fct->lun; 729 needmarker = 1; 730 break; 731 case IPT_CLEAR_TASK_SET: 732 mbs.param[0] = MBOX_CLEAR_TASK_SET; 733 mbs.param[1] = nphdl; 734 mbs.param[2] = fct->lun; 735 needmarker = 1; 736 break; 737 case IPT_ABORT_TASK_SET: 738 mbs.param[0] = MBOX_ABORT_TASK_SET; 739 mbs.param[1] = nphdl; 740 mbs.param[2] = fct->lun; 741 needmarker = 1; 742 break; 743 default: 744 retval = EINVAL; 745 break; 746 } 747 if (retval == 0) { 748 if (needmarker) { 749 FCPARAM(isp, chan)->sendmarker = 1; 750 } 751 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 752 if (retval) { 753 retval = EIO; 754 } 755 } 756 } 757 ISP_UNLOCK(isp); 758 break; 759 } 760 default: 761 break; 762 } 763 return (retval); 764} 765 766/* 767 * Local Inlines 768 */ 769 770static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 771static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 772 773static ISP_INLINE int 774isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 775{ 776 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 777 if (ISP_PCMD(ccb) == NULL) { 778 return (-1); 779 } 780 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 781 return (0); 782} 783 784static ISP_INLINE void 785isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 786{ 787 if (ISP_PCMD(ccb)) { 788#ifdef ISP_TARGET_MODE 789 PISP_PCMD(ccb)->datalen = 0; 790 PISP_PCMD(ccb)->totslen = 0; 791 PISP_PCMD(ccb)->cumslen = 0; 792 PISP_PCMD(ccb)->crn = 0; 793#endif 794 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free; 795 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 796 ISP_PCMD(ccb) = NULL; 797 } 798} 799 800/* 801 * Put the target mode functions here, because some are inlines 802 */ 803#ifdef ISP_TARGET_MODE 804static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 805static atio_private_data_t *isp_get_atpd(ispsoftc_t *, int, uint32_t); 806static atio_private_data_t *isp_find_atpd(ispsoftc_t *, int, uint32_t); 807static void isp_put_atpd(ispsoftc_t *, int, atio_private_data_t *); 808static inot_private_data_t *isp_get_ntpd(ispsoftc_t *, int); 809static inot_private_data_t *isp_find_ntpd(ispsoftc_t *, int, uint32_t, uint32_t); 810static void isp_put_ntpd(ispsoftc_t *, int, inot_private_data_t *); 811static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 812static void destroy_lun_state(ispsoftc_t *, int, tstate_t *); 813static void isp_enable_lun(ispsoftc_t *, union ccb *); 814static void isp_disable_lun(ispsoftc_t *, union ccb *); 815static timeout_t isp_refire_putback_atio; 816static timeout_t isp_refire_notify_ack; 817static void isp_complete_ctio(union ccb *); 818static void isp_target_putback_atio(union ccb *); 819enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE }; 820static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How); 821static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 822static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 823static void isp_handle_platform_ctio(ispsoftc_t *, void *); 824static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 825static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 826static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *, uint32_t rsp); 827static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 828static void isp_target_mark_aborted_early(ispsoftc_t *, int chan, tstate_t *, uint32_t); 829 830static ISP_INLINE tstate_t * 831get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 832{ 833 tstate_t *tptr = NULL; 834 struct tslist *lhp; 835 836 if (bus < isp->isp_nchan) { 837 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 838 SLIST_FOREACH(tptr, lhp, next) { 839 if (tptr->ts_lun == lun) 840 return (tptr); 841 } 842 } 843 return (NULL); 844} 845 846static int 847isp_atio_restart(ispsoftc_t *isp, int bus, tstate_t *tptr) 848{ 849 inot_private_data_t *ntp; 850 struct ntpdlist rq; 851 852 if (STAILQ_EMPTY(&tptr->restart_queue)) 853 return (0); 854 STAILQ_INIT(&rq); 855 STAILQ_CONCAT(&rq, &tptr->restart_queue); 856 while ((ntp = STAILQ_FIRST(&rq)) != NULL) { 857 STAILQ_REMOVE_HEAD(&rq, next); 858 if (IS_24XX(isp)) { 859 isp_prt(isp, ISP_LOGTDEBUG0, 860 "%s: restarting resrc deprived %x", __func__, 861 ((at7_entry_t *)ntp->data)->at_rxid); 862 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->data); 863 } else { 864 isp_prt(isp, ISP_LOGTDEBUG0, 865 "%s: restarting resrc deprived %x", __func__, 866 ((at2_entry_t *)ntp->data)->at_rxid); 867 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->data); 868 } 869 isp_put_ntpd(isp, bus, ntp); 870 if (!STAILQ_EMPTY(&tptr->restart_queue)) 871 break; 872 } 873 if (!STAILQ_EMPTY(&rq)) { 874 STAILQ_CONCAT(&rq, &tptr->restart_queue); 875 STAILQ_CONCAT(&tptr->restart_queue, &rq); 876 } 877 return (!STAILQ_EMPTY(&tptr->restart_queue)); 878} 879 880static void 881isp_tmcmd_restart(ispsoftc_t *isp) 882{ 883 tstate_t *tptr; 884 union ccb *ccb; 885 struct tslist *lhp; 886 struct isp_ccbq *waitq; 887 int bus, i; 888 889 for (bus = 0; bus < isp->isp_nchan; bus++) { 890 for (i = 0; i < LUN_HASH_SIZE; i++) { 891 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 892 SLIST_FOREACH(tptr, lhp, next) 893 isp_atio_restart(isp, bus, tptr); 894 } 895 896 /* 897 * We only need to do this once per channel. 898 */ 899 ISP_GET_PC_ADDR(isp, bus, waitq, waitq); 900 ccb = (union ccb *)TAILQ_FIRST(waitq); 901 if (ccb != NULL) { 902 TAILQ_REMOVE(waitq, &ccb->ccb_h, periph_links.tqe); 903 isp_target_start_ctio(isp, ccb, FROM_TIMER); 904 } 905 } 906} 907 908static atio_private_data_t * 909isp_get_atpd(ispsoftc_t *isp, int chan, uint32_t tag) 910{ 911 struct atpdlist *atfree; 912 struct atpdlist *atused; 913 atio_private_data_t *atp; 914 915 ISP_GET_PC_ADDR(isp, chan, atfree, atfree); 916 atp = LIST_FIRST(atfree); 917 if (atp) { 918 LIST_REMOVE(atp, next); 919 atp->tag = tag; 920 ISP_GET_PC(isp, chan, atused, atused); 921 LIST_INSERT_HEAD(&atused[ATPDPHASH(tag)], atp, next); 922 } 923 return (atp); 924} 925 926static atio_private_data_t * 927isp_find_atpd(ispsoftc_t *isp, int chan, uint32_t tag) 928{ 929 struct atpdlist *atused; 930 atio_private_data_t *atp; 931 932 ISP_GET_PC(isp, chan, atused, atused); 933 LIST_FOREACH(atp, &atused[ATPDPHASH(tag)], next) { 934 if (atp->tag == tag) 935 return (atp); 936 } 937 return (NULL); 938} 939 940static void 941isp_put_atpd(ispsoftc_t *isp, int chan, atio_private_data_t *atp) 942{ 943 struct atpdlist *atfree; 944 945 if (atp->ests) { 946 isp_put_ecmd(isp, atp->ests); 947 } 948 LIST_REMOVE(atp, next); 949 memset(atp, 0, sizeof (*atp)); 950 ISP_GET_PC_ADDR(isp, chan, atfree, atfree); 951 LIST_INSERT_HEAD(atfree, atp, next); 952} 953 954static void 955isp_dump_atpd(ispsoftc_t *isp, int chan) 956{ 957 atio_private_data_t *atp, *atpool; 958 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 959 960 ISP_GET_PC(isp, chan, atpool, atpool); 961 for (atp = atpool; atp < &atpool[ATPDPSIZE]; atp++) { 962 if (atp->state == ATPD_STATE_FREE) 963 continue; 964 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", 965 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]); 966 } 967} 968 969static inot_private_data_t * 970isp_get_ntpd(ispsoftc_t *isp, int chan) 971{ 972 struct ntpdlist *ntfree; 973 inot_private_data_t *ntp; 974 975 ISP_GET_PC_ADDR(isp, chan, ntfree, ntfree); 976 ntp = STAILQ_FIRST(ntfree); 977 if (ntp) 978 STAILQ_REMOVE_HEAD(ntfree, next); 979 return (ntp); 980} 981 982static inot_private_data_t * 983isp_find_ntpd(ispsoftc_t *isp, int chan, uint32_t tag_id, uint32_t seq_id) 984{ 985 inot_private_data_t *ntp, *ntp2; 986 987 ISP_GET_PC(isp, chan, ntpool, ntp); 988 ISP_GET_PC_ADDR(isp, chan, ntpool[ATPDPSIZE], ntp2); 989 for (; ntp < ntp2; ntp++) { 990 if (ntp->tag_id == tag_id && ntp->seq_id == seq_id) 991 return (ntp); 992 } 993 return (NULL); 994} 995 996static void 997isp_put_ntpd(ispsoftc_t *isp, int chan, inot_private_data_t *ntp) 998{ 999 struct ntpdlist *ntfree; 1000 1001 ntp->tag_id = ntp->seq_id = 0; 1002 ISP_GET_PC_ADDR(isp, chan, ntfree, ntfree); 1003 STAILQ_INSERT_HEAD(ntfree, ntp, next); 1004} 1005 1006static cam_status 1007create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1008{ 1009 lun_id_t lun; 1010 struct tslist *lhp; 1011 tstate_t *tptr; 1012 1013 lun = xpt_path_lun_id(path); 1014 if (lun != CAM_LUN_WILDCARD) { 1015 if (ISP_MAX_LUNS(isp) > 0 && lun >= ISP_MAX_LUNS(isp)) { 1016 return (CAM_LUN_INVALID); 1017 } 1018 } 1019 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1020 if (tptr == NULL) { 1021 return (CAM_RESRC_UNAVAIL); 1022 } 1023 tptr->ts_lun = lun; 1024 SLIST_INIT(&tptr->atios); 1025 SLIST_INIT(&tptr->inots); 1026 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 1027 SLIST_INSERT_HEAD(lhp, tptr, next); 1028 *rslt = tptr; 1029 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1030 return (CAM_REQ_CMP); 1031} 1032 1033static void 1034destroy_lun_state(ispsoftc_t *isp, int bus, tstate_t *tptr) 1035{ 1036 union ccb *ccb; 1037 struct tslist *lhp; 1038 inot_private_data_t *ntp; 1039 1040 while ((ccb = (union ccb *)SLIST_FIRST(&tptr->atios)) != NULL) { 1041 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1042 ccb->ccb_h.status = CAM_REQ_ABORTED; 1043 xpt_done(ccb); 1044 }; 1045 while ((ccb = (union ccb *)SLIST_FIRST(&tptr->inots)) != NULL) { 1046 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 1047 ccb->ccb_h.status = CAM_REQ_ABORTED; 1048 xpt_done(ccb); 1049 } 1050 while ((ntp = STAILQ_FIRST(&tptr->restart_queue)) != NULL) { 1051 isp_endcmd(isp, ntp->data, NIL_HANDLE, bus, SCSI_STATUS_BUSY, 0); 1052 STAILQ_REMOVE_HEAD(&tptr->restart_queue, next); 1053 isp_put_ntpd(isp, bus, ntp); 1054 } 1055 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(tptr->ts_lun)], lhp); 1056 SLIST_REMOVE(lhp, tptr, tstate, next); 1057 free(tptr, M_DEVBUF); 1058} 1059 1060static void 1061isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1062{ 1063 tstate_t *tptr; 1064 int bus; 1065 target_id_t target; 1066 lun_id_t lun; 1067 1068 if (!IS_FC(isp) || !ISP_CAP_TMODE(isp) || !ISP_CAP_SCCFW(isp)) { 1069 xpt_print(ccb->ccb_h.path, "Target mode is not supported\n"); 1070 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1071 xpt_done(ccb); 1072 return; 1073 } 1074 1075 /* 1076 * We only support either target and lun both wildcard 1077 * or target and lun both non-wildcard. 1078 */ 1079 bus = XS_CHANNEL(ccb); 1080 target = ccb->ccb_h.target_id; 1081 lun = ccb->ccb_h.target_lun; 1082 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1083 "enabling lun %jx\n", (uintmax_t)lun); 1084 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1085 ccb->ccb_h.status = CAM_LUN_INVALID; 1086 xpt_done(ccb); 1087 return; 1088 } 1089 1090 /* Create the state pointer. It should not already exist. */ 1091 tptr = get_lun_statep(isp, bus, lun); 1092 if (tptr) { 1093 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1094 xpt_done(ccb); 1095 return; 1096 } 1097 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1098 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1099 xpt_done(ccb); 1100 return; 1101 } 1102 1103 ccb->ccb_h.status = CAM_REQ_CMP; 1104 xpt_done(ccb); 1105} 1106 1107static void 1108isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1109{ 1110 tstate_t *tptr = NULL; 1111 int bus; 1112 target_id_t target; 1113 lun_id_t lun; 1114 1115 bus = XS_CHANNEL(ccb); 1116 target = ccb->ccb_h.target_id; 1117 lun = ccb->ccb_h.target_lun; 1118 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, 1119 "disabling lun %jx\n", (uintmax_t)lun); 1120 if ((target == CAM_TARGET_WILDCARD) != (lun == CAM_LUN_WILDCARD)) { 1121 ccb->ccb_h.status = CAM_LUN_INVALID; 1122 xpt_done(ccb); 1123 return; 1124 } 1125 1126 /* Find the state pointer. */ 1127 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1128 ccb->ccb_h.status = CAM_PATH_INVALID; 1129 xpt_done(ccb); 1130 return; 1131 } 1132 1133 destroy_lun_state(isp, bus, tptr); 1134 ccb->ccb_h.status = CAM_REQ_CMP; 1135 xpt_done(ccb); 1136} 1137 1138static void 1139isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1140{ 1141 int fctape, sendstatus, resid; 1142 fcparam *fcp; 1143 atio_private_data_t *atp; 1144 struct ccb_scsiio *cso; 1145 struct isp_ccbq *waitq; 1146 uint32_t dmaresult, handle, xfrlen, sense_length, tmp; 1147 uint8_t local[QENTRY_LEN]; 1148 1149 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, 1150 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); 1151 1152 ISP_GET_PC_ADDR(isp, XS_CHANNEL(ccb), waitq, waitq); 1153 switch (how) { 1154 case FROM_CAM: 1155 /* 1156 * Insert at the tail of the list, if any, waiting CTIO CCBs 1157 */ 1158 TAILQ_INSERT_TAIL(waitq, &ccb->ccb_h, periph_links.tqe); 1159 break; 1160 case FROM_TIMER: 1161 case FROM_SRR: 1162 case FROM_CTIO_DONE: 1163 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1164 break; 1165 } 1166 1167 while ((ccb = (union ccb *) TAILQ_FIRST(waitq)) != NULL) { 1168 TAILQ_REMOVE(waitq, &ccb->ccb_h, periph_links.tqe); 1169 1170 cso = &ccb->csio; 1171 xfrlen = cso->dxfer_len; 1172 if (xfrlen == 0) { 1173 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1174 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1175 ccb->ccb_h.status = CAM_REQ_INVALID; 1176 xpt_done(ccb); 1177 continue; 1178 } 1179 } 1180 1181 atp = isp_find_atpd(isp, XS_CHANNEL(ccb), cso->tag_id); 1182 if (atp == NULL) { 1183 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); 1184 isp_dump_atpd(isp, XS_CHANNEL(ccb)); 1185 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1186 xpt_done(ccb); 1187 continue; 1188 } 1189 1190 /* 1191 * Is this command a dead duck? 1192 */ 1193 if (atp->dead) { 1194 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); 1195 ccb->ccb_h.status = CAM_REQ_ABORTED; 1196 xpt_done(ccb); 1197 continue; 1198 } 1199 1200 /* 1201 * Check to make sure we're still in target mode. 1202 */ 1203 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1204 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1205 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); 1206 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1207 xpt_done(ccb); 1208 continue; 1209 } 1210 1211 /* 1212 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which 1213 * could be split into two CTIOs to split data and status). 1214 */ 1215 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { 1216 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); 1217 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1218 break; 1219 } 1220 1221 /* 1222 * Does the initiator expect FC-Tape style responses? 1223 */ 1224 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1225 fctape = 1; 1226 } else { 1227 fctape = 0; 1228 } 1229 1230 /* 1231 * If we already did the data xfer portion of a CTIO that sends data 1232 * and status, don't do it again and do the status portion now. 1233 */ 1234 if (atp->sendst) { 1235 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", 1236 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); 1237 xfrlen = 0; /* we already did the data transfer */ 1238 atp->sendst = 0; 1239 } 1240 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1241 sendstatus = 1; 1242 } else { 1243 sendstatus = 0; 1244 } 1245 1246 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1247 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); 1248 /* 1249 * Sense length is not the entire sense data structure size. Periph 1250 * drivers don't seem to be setting sense_len to reflect the actual 1251 * size. We'll peek inside to get the right amount. 1252 */ 1253 sense_length = cso->sense_len; 1254 1255 /* 1256 * This 'cannot' happen 1257 */ 1258 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1259 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1260 } 1261 } else { 1262 sense_length = 0; 1263 } 1264 1265 memset(local, 0, QENTRY_LEN); 1266 1267 /* 1268 * Check for overflow 1269 */ 1270 tmp = atp->bytes_xfered + atp->bytes_in_transit; 1271 if (xfrlen > 0 && tmp > atp->orig_datalen) { 1272 isp_prt(isp, ISP_LOGERR, 1273 "%s: [0x%x] data overflow by %u bytes", __func__, 1274 cso->tag_id, tmp + xfrlen - atp->orig_datalen); 1275 ccb->ccb_h.status = CAM_DATA_RUN_ERR; 1276 xpt_done(ccb); 1277 continue; 1278 } 1279 if (xfrlen > atp->orig_datalen - tmp) { 1280 xfrlen = atp->orig_datalen - tmp; 1281 if (xfrlen == 0 && !sendstatus) { 1282 cso->resid = cso->dxfer_len; 1283 ccb->ccb_h.status = CAM_REQ_CMP; 1284 xpt_done(ccb); 1285 continue; 1286 } 1287 } 1288 1289 if (IS_24XX(isp)) { 1290 ct7_entry_t *cto = (ct7_entry_t *) local; 1291 1292 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1293 cto->ct_header.rqs_entry_count = 1; 1294 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1295 ATPD_SET_SEQNO(cto, atp); 1296 cto->ct_nphdl = atp->nphdl; 1297 cto->ct_rxid = atp->tag; 1298 cto->ct_iid_lo = atp->sid; 1299 cto->ct_iid_hi = atp->sid >> 16; 1300 cto->ct_oxid = atp->oxid; 1301 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1302 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1303 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1304 1305 /* 1306 * Mode 1, status, no data. Only possible when we are sending status, have 1307 * no data to transfer, and any sense data can fit into a ct7_entry_t. 1308 * 1309 * Mode 2, status, no data. We have to use this in the case that 1310 * the sense data won't fit into a ct7_entry_t. 1311 * 1312 */ 1313 if (sendstatus && xfrlen == 0) { 1314 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1315 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1316 if (sense_length <= MAXRESPLEN_24XX) { 1317 cto->ct_flags |= CT7_FLAG_MODE1; 1318 cto->ct_scsi_status = cso->scsi_status; 1319 if (resid < 0) { 1320 cto->ct_resid = -resid; 1321 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1322 } else if (resid > 0) { 1323 cto->ct_resid = resid; 1324 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1325 } 1326 if (fctape) { 1327 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1328 } 1329 if (sense_length) { 1330 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1331 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1332 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1333 } 1334 } else { 1335 bus_addr_t addr; 1336 char buf[XCMD_SIZE]; 1337 fcp_rsp_iu_t *rp; 1338 1339 if (atp->ests == NULL) { 1340 atp->ests = isp_get_ecmd(isp); 1341 if (atp->ests == NULL) { 1342 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1343 break; 1344 } 1345 } 1346 memset(buf, 0, sizeof (buf)); 1347 rp = (fcp_rsp_iu_t *)buf; 1348 if (fctape) { 1349 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1350 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1351 } 1352 cto->ct_flags |= CT7_FLAG_MODE2; 1353 rp->fcp_rsp_scsi_status = cso->scsi_status; 1354 if (resid < 0) { 1355 rp->fcp_rsp_resid = -resid; 1356 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1357 } else if (resid > 0) { 1358 rp->fcp_rsp_resid = resid; 1359 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1360 } 1361 if (sense_length) { 1362 rp->fcp_rsp_snslen = sense_length; 1363 cto->ct_senselen = sense_length; 1364 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1365 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1366 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1367 } else { 1368 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1369 } 1370 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1371 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1372 } 1373 addr = isp->isp_osinfo.ecmd_dma; 1374 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1375 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, 1376 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1377 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1378 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1379 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1380 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1381 } 1382 if (sense_length) { 1383 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__, 1384 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, 1385 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1386 } else { 1387 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1388 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); 1389 } 1390 atp->state = ATPD_STATE_LAST_CTIO; 1391 } 1392 1393 /* 1394 * Mode 0 data transfers, *possibly* with status. 1395 */ 1396 if (xfrlen != 0) { 1397 cto->ct_flags |= CT7_FLAG_MODE0; 1398 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1399 cto->ct_flags |= CT7_DATA_IN; 1400 } else { 1401 cto->ct_flags |= CT7_DATA_OUT; 1402 } 1403 1404 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; 1405 cto->rsp.m0.ct_xfrlen = xfrlen; 1406 1407#ifdef DEBUG 1408 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1409 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1410 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1411 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1412 } 1413#endif 1414 if (sendstatus) { 1415 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1416 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { 1417 cto->ct_flags |= CT7_SENDSTATUS; 1418 atp->state = ATPD_STATE_LAST_CTIO; 1419 if (fctape) { 1420 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1421 } 1422 } else { 1423 atp->sendst = 1; /* send status later */ 1424 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1425 atp->state = ATPD_STATE_CTIO; 1426 } 1427 } else { 1428 atp->state = ATPD_STATE_CTIO; 1429 } 1430 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__, 1431 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1432 } 1433 } else { 1434 ct2_entry_t *cto = (ct2_entry_t *) local; 1435 1436 if (isp->isp_osinfo.sixtyfourbit) 1437 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1438 else 1439 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1440 cto->ct_header.rqs_entry_count = 1; 1441 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1442 ATPD_SET_SEQNO(cto, atp); 1443 if (ISP_CAP_2KLOGIN(isp)) { 1444 ((ct2e_entry_t *)cto)->ct_iid = atp->nphdl; 1445 } else { 1446 cto->ct_iid = atp->nphdl; 1447 if (ISP_CAP_SCCFW(isp) == 0) { 1448 cto->ct_lun = ccb->ccb_h.target_lun; 1449 } 1450 } 1451 cto->ct_timeout = (XS_TIME(ccb) + 999) / 1000; 1452 cto->ct_rxid = cso->tag_id; 1453 1454 /* 1455 * Mode 1, status, no data. Only possible when we are sending status, have 1456 * no data to transfer, and the sense length can fit in the ct7_entry. 1457 * 1458 * Mode 2, status, no data. We have to use this in the case the response 1459 * length won't fit into a ct2_entry_t. 1460 * 1461 * We'll fill out this structure with information as if this were a 1462 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1463 * needed based upon this. 1464 */ 1465 if (sendstatus && xfrlen == 0) { 1466 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1467 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1468 if (sense_length <= MAXRESPLEN) { 1469 if (resid < 0) { 1470 cto->ct_resid = -resid; 1471 } else if (resid > 0) { 1472 cto->ct_resid = resid; 1473 } 1474 cto->ct_flags |= CT2_FLAG_MODE1; 1475 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1476 if (resid < 0) { 1477 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1478 } else if (resid > 0) { 1479 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1480 } 1481 if (fctape) { 1482 cto->ct_flags |= CT2_CONFIRM; 1483 } 1484 if (sense_length) { 1485 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1486 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1487 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1488 } 1489 } else { 1490 bus_addr_t addr; 1491 char buf[XCMD_SIZE]; 1492 fcp_rsp_iu_t *rp; 1493 1494 if (atp->ests == NULL) { 1495 atp->ests = isp_get_ecmd(isp); 1496 if (atp->ests == NULL) { 1497 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1498 break; 1499 } 1500 } 1501 memset(buf, 0, sizeof (buf)); 1502 rp = (fcp_rsp_iu_t *)buf; 1503 if (fctape) { 1504 cto->ct_flags |= CT2_CONFIRM; 1505 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1506 } 1507 cto->ct_flags |= CT2_FLAG_MODE2; 1508 rp->fcp_rsp_scsi_status = cso->scsi_status; 1509 if (resid < 0) { 1510 rp->fcp_rsp_resid = -resid; 1511 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1512 } else if (resid > 0) { 1513 rp->fcp_rsp_resid = resid; 1514 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1515 } 1516 if (sense_length) { 1517 rp->fcp_rsp_snslen = sense_length; 1518 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1519 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1520 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1521 } else { 1522 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1523 } 1524 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1525 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1526 } 1527 addr = isp->isp_osinfo.ecmd_dma; 1528 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1529 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, 1530 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1531 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1532 if (isp->isp_osinfo.sixtyfourbit) { 1533 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1534 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1535 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1536 } else { 1537 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1538 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1539 } 1540 } 1541 if (sense_length) { 1542 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__, 1543 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, 1544 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1545 } else { 1546 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, 1547 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 1548 } 1549 atp->state = ATPD_STATE_LAST_CTIO; 1550 } 1551 1552 if (xfrlen != 0) { 1553 cto->ct_flags |= CT2_FLAG_MODE0; 1554 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1555 cto->ct_flags |= CT2_DATA_IN; 1556 } else { 1557 cto->ct_flags |= CT2_DATA_OUT; 1558 } 1559 1560 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; 1561 cto->rsp.m0.ct_xfrlen = xfrlen; 1562 1563 if (sendstatus) { 1564 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1565 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { 1566 cto->ct_flags |= CT2_SENDSTATUS; 1567 atp->state = ATPD_STATE_LAST_CTIO; 1568 if (fctape) { 1569 cto->ct_flags |= CT2_CONFIRM; 1570 } 1571 } else { 1572 atp->sendst = 1; /* send status later */ 1573 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1574 atp->state = ATPD_STATE_CTIO; 1575 } 1576 } else { 1577 atp->state = ATPD_STATE_CTIO; 1578 } 1579 } 1580 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, 1581 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); 1582 } 1583 1584 if (isp_get_pcmd(isp, ccb)) { 1585 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 1586 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1587 break; 1588 } 1589 handle = isp_allocate_handle(isp, ccb, ISP_HANDLE_TARGET); 1590 if (handle == 0) { 1591 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1592 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1593 isp_free_pcmd(isp, ccb); 1594 break; 1595 } 1596 atp->bytes_in_transit += xfrlen; 1597 PISP_PCMD(ccb)->datalen = xfrlen; 1598 1599 1600 /* 1601 * Call the dma setup routines for this entry (and any subsequent 1602 * CTIOs) if there's data to move, and then tell the f/w it's got 1603 * new things to play with. As with isp_start's usage of DMA setup, 1604 * any swizzling is done in the machine dependent layer. Because 1605 * of this, we put the request onto the queue area first in native 1606 * format. 1607 */ 1608 1609 if (IS_24XX(isp)) { 1610 ct7_entry_t *cto = (ct7_entry_t *) local; 1611 cto->ct_syshandle = handle; 1612 } else { 1613 ct2_entry_t *cto = (ct2_entry_t *) local; 1614 cto->ct_syshandle = handle; 1615 } 1616 1617 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1618 if (dmaresult != CMD_QUEUED) { 1619 isp_destroy_handle(isp, handle); 1620 isp_free_pcmd(isp, ccb); 1621 if (dmaresult == CMD_EAGAIN) { 1622 TAILQ_INSERT_HEAD(waitq, &ccb->ccb_h, periph_links.tqe); 1623 break; 1624 } 1625 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1626 xpt_done(ccb); 1627 continue; 1628 } 1629 isp->isp_nactive++; 1630 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 1631 if (xfrlen) { 1632 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 1633 } else { 1634 ccb->ccb_h.spriv_field0 = ~0; 1635 } 1636 atp->ctcnt++; 1637 atp->seqno++; 1638 } 1639} 1640 1641static void 1642isp_refire_putback_atio(void *arg) 1643{ 1644 union ccb *ccb = arg; 1645 1646 ISP_ASSERT_LOCKED((ispsoftc_t *)XS_ISP(ccb)); 1647 isp_target_putback_atio(ccb); 1648} 1649 1650static void 1651isp_refire_notify_ack(void *arg) 1652{ 1653 isp_tna_t *tp = arg; 1654 ispsoftc_t *isp = tp->isp; 1655 1656 ISP_ASSERT_LOCKED(isp); 1657 if (isp_notify_ack(isp, tp->not)) { 1658 callout_schedule(&tp->timer, 5); 1659 } else { 1660 free(tp, M_DEVBUF); 1661 } 1662} 1663 1664 1665static void 1666isp_target_putback_atio(union ccb *ccb) 1667{ 1668 ispsoftc_t *isp; 1669 struct ccb_scsiio *cso; 1670 void *qe; 1671 at2_entry_t local, *at = &local; 1672 1673 isp = XS_ISP(ccb); 1674 1675 qe = isp_getrqentry(isp); 1676 if (qe == NULL) { 1677 xpt_print(ccb->ccb_h.path, 1678 "%s: Request Queue Overflow\n", __func__); 1679 callout_reset(&PISP_PCMD(ccb)->wdog, 10, 1680 isp_refire_putback_atio, ccb); 1681 return; 1682 } 1683 memset(qe, 0, QENTRY_LEN); 1684 cso = &ccb->csio; 1685 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1686 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1687 at->at_header.rqs_entry_count = 1; 1688 if (ISP_CAP_SCCFW(isp)) { 1689 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1690 } else { 1691 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1692 } 1693 at->at_status = CT_OK; 1694 at->at_rxid = cso->tag_id; 1695 at->at_iid = cso->ccb_h.target_id; 1696 isp_put_atio2(isp, at, qe); 1697 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1698 ISP_SYNC_REQUEST(isp); 1699 isp_complete_ctio(ccb); 1700} 1701 1702static void 1703isp_complete_ctio(union ccb *ccb) 1704{ 1705 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 1706 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1707 xpt_done(ccb); 1708 } 1709} 1710 1711static void 1712isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1713{ 1714 fcparam *fcp; 1715 lun_id_t lun; 1716 fcportdb_t *lp; 1717 tstate_t *tptr; 1718 struct ccb_accept_tio *atiop; 1719 uint16_t nphdl; 1720 atio_private_data_t *atp; 1721 inot_private_data_t *ntp; 1722 1723 /* 1724 * The firmware status (except for the QLTM_SVALID bit) 1725 * indicates why this ATIO was sent to us. 1726 * 1727 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1728 */ 1729 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1730 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1731 isp_endcmd(isp, aep, NIL_HANDLE, 0, SCSI_STATUS_BUSY, 0); 1732 return; 1733 } 1734 1735 fcp = FCPARAM(isp, 0); 1736 if (ISP_CAP_SCCFW(isp)) { 1737 lun = aep->at_scclun; 1738 } else { 1739 lun = aep->at_lun; 1740 } 1741 if (ISP_CAP_2KLOGIN(isp)) { 1742 nphdl = ((at2e_entry_t *)aep)->at_iid; 1743 } else { 1744 nphdl = aep->at_iid; 1745 } 1746 tptr = get_lun_statep(isp, 0, lun); 1747 if (tptr == NULL) { 1748 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1749 if (tptr == NULL) { 1750 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun); 1751 if (lun == 0) { 1752 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 1753 } else { 1754 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1755 } 1756 return; 1757 } 1758 } 1759 1760 /* 1761 * Start any commands pending resources first. 1762 */ 1763 if (isp_atio_restart(isp, 0, tptr)) 1764 goto noresrc; 1765 1766 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1767 if (atiop == NULL) { 1768 goto noresrc; 1769 } 1770 1771 atp = isp_get_atpd(isp, 0, aep->at_rxid); 1772 if (atp == NULL) { 1773 goto noresrc; 1774 } 1775 1776 atp->state = ATPD_STATE_ATIO; 1777 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1778 tptr->atio_count--; 1779 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count); 1780 atiop->ccb_h.target_id = fcp->isp_loopid; 1781 atiop->ccb_h.target_lun = lun; 1782 1783 /* 1784 * We don't get 'suggested' sense data as we do with SCSI cards. 1785 */ 1786 atiop->sense_len = 0; 1787 1788 /* 1789 * If we're not in the port database, add ourselves. 1790 */ 1791 if (IS_2100(isp)) 1792 atiop->init_id = nphdl; 1793 else { 1794 if ((isp_find_pdb_by_handle(isp, 0, nphdl, &lp) == 0 || 1795 lp->state == FC_PORTDB_STATE_ZOMBIE)) { 1796 uint64_t wwpn = 1797 (((uint64_t) aep->at_wwpn[0]) << 48) | 1798 (((uint64_t) aep->at_wwpn[1]) << 32) | 1799 (((uint64_t) aep->at_wwpn[2]) << 16) | 1800 (((uint64_t) aep->at_wwpn[3]) << 0); 1801 isp_add_wwn_entry(isp, 0, wwpn, INI_NONE, 1802 nphdl, PORT_ANY, 0); 1803 if (fcp->isp_loopstate > LOOP_LTEST_DONE) 1804 fcp->isp_loopstate = LOOP_LTEST_DONE; 1805 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, 0, 1806 ISPASYNC_CHANGE_PDB, nphdl, 0x06, 0xff); 1807 isp_find_pdb_by_handle(isp, 0, nphdl, &lp); 1808 } 1809 atiop->init_id = FC_PORTDB_TGT(isp, 0, lp); 1810 } 1811 atiop->cdb_len = ATIO2_CDBLEN; 1812 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 1813 atiop->ccb_h.status = CAM_CDB_RECVD; 1814 atiop->tag_id = atp->tag; 1815 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 1816 case ATIO2_TC_ATTR_SIMPLEQ: 1817 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1818 atiop->tag_action = MSG_SIMPLE_Q_TAG; 1819 break; 1820 case ATIO2_TC_ATTR_HEADOFQ: 1821 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1822 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 1823 break; 1824 case ATIO2_TC_ATTR_ORDERED: 1825 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 1826 atiop->tag_action = MSG_ORDERED_Q_TAG; 1827 break; 1828 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 1829 case ATIO2_TC_ATTR_UNTAGGED: 1830 default: 1831 atiop->tag_action = 0; 1832 break; 1833 } 1834 1835 atp->orig_datalen = aep->at_datalen; 1836 atp->bytes_xfered = 0; 1837 atp->lun = lun; 1838 atp->nphdl = nphdl; 1839 atp->sid = PORT_ANY; 1840 atp->oxid = aep->at_oxid; 1841 atp->cdb0 = aep->at_cdb[0]; 1842 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 1843 atp->state = ATPD_STATE_CAM; 1844 xpt_done((union ccb *)atiop); 1845 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); 1846 return; 1847noresrc: 1848 ntp = isp_get_ntpd(isp, 0); 1849 if (ntp == NULL) { 1850 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 1851 return; 1852 } 1853 memcpy(ntp->data, aep, QENTRY_LEN); 1854 STAILQ_INSERT_TAIL(&tptr->restart_queue, ntp, next); 1855} 1856 1857static void 1858isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 1859{ 1860 int cdbxlen; 1861 lun_id_t lun; 1862 uint16_t chan, nphdl = NIL_HANDLE; 1863 uint32_t did, sid; 1864 fcportdb_t *lp; 1865 tstate_t *tptr; 1866 struct ccb_accept_tio *atiop; 1867 atio_private_data_t *atp = NULL; 1868 atio_private_data_t *oatp; 1869 inot_private_data_t *ntp; 1870 1871 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 1872 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 1873 lun = CAM_EXTLUN_BYTE_SWIZZLE(be64dec(aep->at_cmnd.fcp_cmnd_lun)); 1874 1875 /* 1876 * Find the N-port handle, and Virtual Port Index for this command. 1877 * 1878 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 1879 * We also, as a matter of course, need to know the WWN of the initiator too. 1880 */ 1881 if (ISP_CAP_MULTI_ID(isp) && isp->isp_nchan > 1) { 1882 /* 1883 * Find the right channel based upon D_ID 1884 */ 1885 isp_find_chan_by_did(isp, did, &chan); 1886 1887 if (chan == ISP_NOCHAN) { 1888 NANOTIME_T now; 1889 1890 /* 1891 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 1892 * It's a bit tricky here as we need to stash this command *somewhere*. 1893 */ 1894 GET_NANOTIME(&now); 1895 if (NANOTIME_SUB(&now, &isp->isp_init_time) > 2000000000ULL) { 1896 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 1897 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 1898 return; 1899 } 1900 tptr = get_lun_statep(isp, 0, 0); 1901 if (tptr == NULL) { 1902 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1903 if (tptr == NULL) { 1904 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); 1905 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 1906 return; 1907 } 1908 } 1909 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 1910 goto noresrc; 1911 } 1912 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); 1913 } else { 1914 chan = 0; 1915 } 1916 1917 /* 1918 * Find the PDB entry for this initiator 1919 */ 1920 if (isp_find_pdb_by_portid(isp, chan, sid, &lp) == 0) { 1921 /* 1922 * If we're not in the port database terminate the exchange. 1923 */ 1924 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", 1925 __func__, aep->at_rxid, did, chan, sid); 1926 isp_dump_portdb(isp, chan); 1927 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 1928 return; 1929 } 1930 nphdl = lp->handle; 1931 1932 /* 1933 * Get the tstate pointer 1934 */ 1935 tptr = get_lun_statep(isp, chan, lun); 1936 if (tptr == NULL) { 1937 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 1938 if (tptr == NULL) { 1939 isp_prt(isp, ISP_LOGWARN, 1940 "%s: [0x%x] no state pointer for lun %jx or wildcard", 1941 __func__, aep->at_rxid, (uintmax_t)lun); 1942 if (lun == 0) { 1943 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 1944 } else { 1945 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1946 } 1947 return; 1948 } 1949 } 1950 1951 /* 1952 * Start any commands pending resources first. 1953 */ 1954 if (isp_atio_restart(isp, chan, tptr)) 1955 goto noresrc; 1956 1957 /* 1958 * If the f/w is out of resources, just send a BUSY status back. 1959 */ 1960 if (aep->at_rxid == AT7_NORESRC_RXID) { 1961 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 1962 return; 1963 } 1964 1965 /* 1966 * If we're out of resources, just send a BUSY status back. 1967 */ 1968 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1969 if (atiop == NULL) { 1970 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 1971 goto noresrc; 1972 } 1973 1974 oatp = isp_find_atpd(isp, chan, aep->at_rxid); 1975 if (oatp) { 1976 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", 1977 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 1978 /* 1979 * It's not a "no resource" condition- but we can treat it like one 1980 */ 1981 goto noresrc; 1982 } 1983 atp = isp_get_atpd(isp, chan, aep->at_rxid); 1984 if (atp == NULL) { 1985 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 1986 goto noresrc; 1987 } 1988 atp->word3 = lp->prli_word3; 1989 atp->state = ATPD_STATE_ATIO; 1990 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1991 tptr->atio_count--; 1992 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 1993 atiop->init_id = FC_PORTDB_TGT(isp, chan, lp); 1994 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 1995 atiop->ccb_h.target_lun = lun; 1996 atiop->sense_len = 0; 1997 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 1998 if (cdbxlen) { 1999 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2000 } 2001 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2002 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2003 atiop->cdb_len = cdbxlen; 2004 atiop->ccb_h.status = CAM_CDB_RECVD; 2005 atiop->tag_id = atp->tag; 2006 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2007 case FCP_CMND_TASK_ATTR_SIMPLE: 2008 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2009 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2010 break; 2011 case FCP_CMND_TASK_ATTR_HEAD: 2012 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2013 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2014 break; 2015 case FCP_CMND_TASK_ATTR_ORDERED: 2016 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2017 atiop->tag_action = MSG_ORDERED_Q_TAG; 2018 break; 2019 default: 2020 /* FALLTHROUGH */ 2021 case FCP_CMND_TASK_ATTR_ACA: 2022 case FCP_CMND_TASK_ATTR_UNTAGGED: 2023 atiop->tag_action = 0; 2024 break; 2025 } 2026 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2027 atp->bytes_xfered = 0; 2028 atp->lun = lun; 2029 atp->nphdl = nphdl; 2030 atp->sid = sid; 2031 atp->did = did; 2032 atp->oxid = aep->at_hdr.ox_id; 2033 atp->rxid = aep->at_hdr.rx_id; 2034 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2035 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2036 atp->state = ATPD_STATE_CAM; 2037 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %jx datalen %u", 2038 aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen); 2039 xpt_done((union ccb *)atiop); 2040 return; 2041noresrc: 2042 if (atp) 2043 isp_put_atpd(isp, chan, atp); 2044 ntp = isp_get_ntpd(isp, chan); 2045 if (ntp == NULL) { 2046 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2047 return; 2048 } 2049 memcpy(ntp->data, aep, QENTRY_LEN); 2050 STAILQ_INSERT_TAIL(&tptr->restart_queue, ntp, next); 2051} 2052 2053 2054/* 2055 * Handle starting an SRR (sequence retransmit request) 2056 * We get here when we've gotten the immediate notify 2057 * and the return of all outstanding CTIOs for this 2058 * transaction. 2059 */ 2060static void 2061isp_handle_srr_start(ispsoftc_t *isp, atio_private_data_t *atp) 2062{ 2063 in_fcentry_24xx_t *inot; 2064 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2065 union ccb *ccb; 2066 2067 inot = (in_fcentry_24xx_t *)atp->srr; 2068 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2069 ccb = atp->srr_ccb; 2070 atp->srr_ccb = NULL; 2071 atp->nsrr++; 2072 if (ccb == NULL) { 2073 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); 2074 goto fail; 2075 } 2076 2077 ccb_off = ccb->ccb_h.spriv_field0; 2078 ccb_len = ccb->csio.dxfer_len; 2079 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2080 2081 switch (inot->in_srr_iu) { 2082 case R_CTL_INFO_SOLICITED_DATA: 2083 /* 2084 * We have to restart a FCP_DATA data out transaction 2085 */ 2086 atp->sendst = 0; 2087 atp->bytes_xfered = srr_off; 2088 if (ccb_len == 0) { 2089 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2090 goto mdp; 2091 } 2092 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2093 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); 2094 goto mdp; 2095 } 2096 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); 2097 break; 2098 case R_CTL_INFO_COMMAND_STATUS: 2099 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); 2100 atp->sendst = 1; 2101 /* 2102 * We have to restart a FCP_RSP IU transaction 2103 */ 2104 break; 2105 case R_CTL_INFO_DATA_DESCRIPTOR: 2106 /* 2107 * We have to restart an FCP DATA in transaction 2108 */ 2109 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2110 goto fail; 2111 2112 default: 2113 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2114 goto fail; 2115 } 2116 2117 /* 2118 * We can't do anything until this is acked, so we might as well start it now. 2119 * We aren't going to do the usual asynchronous ack issue because we need 2120 * to make sure this gets on the wire first. 2121 */ 2122 if (isp_notify_ack(isp, inot)) { 2123 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2124 goto fail; 2125 } 2126 isp_target_start_ctio(isp, ccb, FROM_SRR); 2127 return; 2128fail: 2129 inot->in_reserved = 1; 2130 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2131 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2132 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2133 isp_complete_ctio(ccb); 2134 return; 2135mdp: 2136 if (isp_notify_ack(isp, inot)) { 2137 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2138 goto fail; 2139 } 2140 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2141 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2142 /* 2143 * This is not a strict interpretation of MDP, but it's close 2144 */ 2145 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2146 ccb->csio.msg_len = 7; 2147 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2148 ccb->csio.msg_ptr[1] = 5; 2149 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2150 ccb->csio.msg_ptr[3] = srr_off >> 24; 2151 ccb->csio.msg_ptr[4] = srr_off >> 16; 2152 ccb->csio.msg_ptr[5] = srr_off >> 8; 2153 ccb->csio.msg_ptr[6] = srr_off; 2154 isp_complete_ctio(ccb); 2155} 2156 2157 2158static void 2159isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2160{ 2161 in_fcentry_24xx_t *inot = inot_raw; 2162 atio_private_data_t *atp; 2163 uint32_t tag = inot->in_rxid; 2164 uint32_t bus = inot->in_vpidx; 2165 2166 if (!IS_24XX(isp)) { 2167 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2168 return; 2169 } 2170 2171 atp = isp_find_atpd(isp, bus, tag); 2172 if (atp == NULL) { 2173 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2174 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2175 return; 2176 } 2177 atp->srr_notify_rcvd = 1; 2178 memcpy(atp->srr, inot, sizeof (atp->srr)); 2179 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, 2180 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2181 if (atp->srr_ccb) 2182 isp_handle_srr_start(isp, atp); 2183} 2184 2185static void 2186isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2187{ 2188 union ccb *ccb; 2189 int sentstatus = 0, ok = 0, notify_cam = 0, failure = 0; 2190 atio_private_data_t *atp = NULL; 2191 int bus; 2192 uint32_t handle, data_requested, resid; 2193 2194 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2195 ccb = isp_find_xs(isp, handle); 2196 if (ccb == NULL) { 2197 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2198 return; 2199 } 2200 isp_destroy_handle(isp, handle); 2201 resid = data_requested = PISP_PCMD(ccb)->datalen; 2202 isp_free_pcmd(isp, ccb); 2203 if (isp->isp_nactive) { 2204 isp->isp_nactive--; 2205 } 2206 2207 bus = XS_CHANNEL(ccb); 2208 if (IS_24XX(isp)) { 2209 atp = isp_find_atpd(isp, bus, ((ct7_entry_t *)arg)->ct_rxid); 2210 } else { 2211 atp = isp_find_atpd(isp, bus, ((ct2_entry_t *)arg)->ct_rxid); 2212 } 2213 if (atp == NULL) { 2214 /* 2215 * XXX: isp_clear_commands() generates fake CTIO with zero 2216 * ct_rxid value, filling only ct_syshandle. Workaround 2217 * that using tag_id from the CCB, pointed by ct_syshandle. 2218 */ 2219 atp = isp_find_atpd(isp, bus, ccb->csio.tag_id); 2220 } 2221 if (atp == NULL) { 2222 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2223 return; 2224 } 2225 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2226 atp->bytes_in_transit -= data_requested; 2227 atp->ctcnt -= 1; 2228 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2229 2230 if (IS_24XX(isp)) { 2231 ct7_entry_t *ct = arg; 2232 2233 if (ct->ct_nphdl == CT7_SRR) { 2234 atp->srr_ccb = ccb; 2235 if (atp->srr_notify_rcvd) 2236 isp_handle_srr_start(isp, atp); 2237 return; 2238 } 2239 if (ct->ct_nphdl == CT_HBA_RESET) { 2240 sentstatus = (ccb->ccb_h.flags & CAM_SEND_STATUS) && 2241 (atp->sendst == 0); 2242 failure = CAM_UNREC_HBA_ERROR; 2243 } else { 2244 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2245 ok = (ct->ct_nphdl == CT7_OK); 2246 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2247 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) 2248 resid = ct->ct_resid; 2249 } 2250 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), 2251 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2252 } else { 2253 ct2_entry_t *ct = arg; 2254 if (ct->ct_status == CT_SRR) { 2255 atp->srr_ccb = ccb; 2256 if (atp->srr_notify_rcvd) 2257 isp_handle_srr_start(isp, atp); 2258 isp_target_putback_atio(ccb); 2259 return; 2260 } 2261 if (ct->ct_status == CT_HBA_RESET) { 2262 sentstatus = (ccb->ccb_h.flags & CAM_SEND_STATUS) && 2263 (atp->sendst == 0); 2264 failure = CAM_UNREC_HBA_ERROR; 2265 } else { 2266 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2267 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2268 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2269 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) 2270 resid = ct->ct_resid; 2271 } 2272 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), 2273 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2274 } 2275 if (ok) { 2276 if (data_requested > 0) { 2277 atp->bytes_xfered += data_requested - resid; 2278 ccb->csio.resid = ccb->csio.dxfer_len - 2279 (data_requested - resid); 2280 } 2281 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) 2282 ccb->ccb_h.status |= CAM_SENT_SENSE; 2283 ccb->ccb_h.status |= CAM_REQ_CMP; 2284 } else { 2285 notify_cam = 1; 2286 if (failure == CAM_UNREC_HBA_ERROR) 2287 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2288 else 2289 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2290 } 2291 atp->state = ATPD_STATE_PDON; 2292 2293 /* 2294 * We never *not* notify CAM when there has been any error (ok == 0), 2295 * so we never need to do an ATIO putback if we're not notifying CAM. 2296 */ 2297 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", 2298 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); 2299 if (notify_cam == 0) { 2300 if (atp->sendst) { 2301 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 2302 } 2303 return; 2304 } 2305 2306 /* 2307 * We are done with this ATIO if we successfully sent status. 2308 * In all other cases expect either another CTIO or XPT_ABORT. 2309 */ 2310 if (ok && sentstatus) 2311 isp_put_atpd(isp, bus, atp); 2312 2313 /* 2314 * We're telling CAM we're done with this CTIO transaction. 2315 * 2316 * 24XX cards never need an ATIO put back. 2317 * 2318 * Other cards need one put back only on error. 2319 * In the latter case, a timeout will re-fire 2320 * and try again in case we didn't have 2321 * queue resources to do so at first. In any case, 2322 * once the putback is done we do the completion 2323 * call. 2324 */ 2325 if (ok || IS_24XX(isp)) { 2326 isp_complete_ctio(ccb); 2327 } else { 2328 isp_target_putback_atio(ccb); 2329 } 2330} 2331 2332static void 2333isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2334{ 2335 int needack = 1; 2336 switch (inp->in_status) { 2337 case IN_PORT_LOGOUT: 2338 /* 2339 * XXX: Need to delete this initiator's WWN from the database 2340 * XXX: Need to send this LOGOUT upstream 2341 */ 2342 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2343 break; 2344 case IN_PORT_CHANGED: 2345 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2346 break; 2347 case IN_GLOBAL_LOGO: 2348 isp_del_all_wwn_entries(isp, 0); 2349 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2350 break; 2351 case IN_ABORT_TASK: 2352 { 2353 uint16_t nphdl, lun; 2354 uint32_t sid; 2355 uint64_t wwn; 2356 fcportdb_t *lp; 2357 isp_notify_t tmp, *nt = &tmp; 2358 2359 if (ISP_CAP_SCCFW(isp)) { 2360 lun = inp->in_scclun; 2361 } else { 2362 lun = inp->in_lun; 2363 } 2364 if (ISP_CAP_2KLOGIN(isp)) { 2365 nphdl = ((in_fcentry_e_t *)inp)->in_iid; 2366 } else { 2367 nphdl = inp->in_iid; 2368 } 2369 if (isp_find_pdb_by_handle(isp, 0, nphdl, &lp)) { 2370 wwn = lp->port_wwn; 2371 sid = lp->portid; 2372 } else { 2373 wwn = INI_ANY; 2374 sid = PORT_ANY; 2375 } 2376 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx", 2377 inp->in_seqid, (unsigned long long) wwn); 2378 2379 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2380 nt->nt_hba = isp; 2381 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2382 nt->nt_wwn = wwn; 2383 nt->nt_nphdl = nphdl; 2384 nt->nt_sid = sid; 2385 nt->nt_did = PORT_ANY; 2386 nt->nt_lun = lun; 2387 nt->nt_tagval = inp->in_seqid; 2388 nt->nt_tagval |= (((uint64_t)(isp->isp_serno++)) << 32); 2389 nt->nt_need_ack = 1; 2390 nt->nt_channel = 0; 2391 nt->nt_ncode = NT_ABORT_TASK; 2392 nt->nt_lreserved = inp; 2393 isp_handle_platform_target_tmf(isp, nt); 2394 needack = 0; 2395 break; 2396 } 2397 default: 2398 break; 2399 } 2400 if (needack) { 2401 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 2402 } 2403} 2404 2405static void 2406isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2407{ 2408 uint16_t nphdl; 2409 uint16_t prli_options = 0; 2410 uint32_t portid; 2411 fcportdb_t *lp; 2412 char *msg = NULL; 2413 uint8_t *ptr = (uint8_t *)inot; 2414 uint64_t wwpn = INI_NONE, wwnn = INI_NONE; 2415 2416 nphdl = inot->in_nphdl; 2417 if (nphdl != NIL_HANDLE) { 2418 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2419 } else { 2420 portid = PORT_ANY; 2421 } 2422 2423 switch (inot->in_status) { 2424 case IN24XX_ELS_RCVD: 2425 { 2426 char buf[16]; 2427 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2428 2429 /* 2430 * Note that we're just getting notification that an ELS was received 2431 * (possibly with some associated information sent upstream). This is 2432 * *not* the same as being given the ELS frame to accept or reject. 2433 */ 2434 switch (inot->in_status_subcode) { 2435 case LOGO: 2436 msg = "LOGO"; 2437 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2438 isp_del_wwn_entry(isp, chan, wwpn, nphdl, portid); 2439 break; 2440 case PRLO: 2441 msg = "PRLO"; 2442 break; 2443 case PLOGI: 2444 msg = "PLOGI"; 2445 wwnn = be64dec(&ptr[IN24XX_PLOGI_WWNN_OFF]); 2446 wwpn = be64dec(&ptr[IN24XX_PLOGI_WWPN_OFF]); 2447 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2448 nphdl, portid, prli_options); 2449 break; 2450 case PRLI: 2451 msg = "PRLI"; 2452 prli_options = inot->in_prli_options; 2453 if (inot->in_flags & IN24XX_FLAG_PN_NN_VALID) 2454 wwnn = be64dec(&ptr[IN24XX_PRLI_WWNN_OFF]); 2455 wwpn = be64dec(&ptr[IN24XX_PRLI_WWPN_OFF]); 2456 isp_add_wwn_entry(isp, chan, wwpn, wwnn, 2457 nphdl, portid, prli_options); 2458 break; 2459 case PDISC: 2460 msg = "PDISC"; 2461 break; 2462 case ADISC: 2463 msg = "ADISC"; 2464 break; 2465 default: 2466 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2467 msg = buf; 2468 break; 2469 } 2470 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2471 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); 2472 break; 2473 } 2474 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, 2475 inot->in_rxid, inot->in_oxid); 2476 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2477 break; 2478 } 2479 2480 case IN24XX_PORT_LOGOUT: 2481 msg = "PORT LOGOUT"; 2482 if (isp_find_pdb_by_handle(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2483 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2484 } 2485 /* FALLTHROUGH */ 2486 case IN24XX_PORT_CHANGED: 2487 if (msg == NULL) 2488 msg = "PORT CHANGED"; 2489 /* FALLTHROUGH */ 2490 case IN24XX_LIP_RESET: 2491 if (msg == NULL) 2492 msg = "LIP RESET"; 2493 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); 2494 2495 /* 2496 * All subcodes here are irrelevant. What is relevant 2497 * is that we need to terminate all active commands from 2498 * this initiator (known by N-port handle). 2499 */ 2500 /* XXX IMPLEMENT XXX */ 2501 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2502 break; 2503 2504 case IN24XX_SRR_RCVD: 2505#ifdef ISP_TARGET_MODE 2506 isp_handle_srr_notify(isp, inot); 2507 break; 2508#else 2509 if (msg == NULL) 2510 msg = "SRR RCVD"; 2511 /* FALLTHROUGH */ 2512#endif 2513 case IN24XX_LINK_RESET: 2514 if (msg == NULL) 2515 msg = "LINK RESET"; 2516 case IN24XX_LINK_FAILED: 2517 if (msg == NULL) 2518 msg = "LINK FAILED"; 2519 default: 2520 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), msg); 2521 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2522 break; 2523 } 2524} 2525 2526static int 2527isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp, uint32_t rsp) 2528{ 2529 2530 if (isp->isp_state != ISP_RUNSTATE) { 2531 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2532 return (0); 2533 } 2534 2535 /* 2536 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2537 */ 2538 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2539 ct7_entry_t local, *cto = &local; 2540 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2541 fcportdb_t *lp; 2542 uint32_t sid; 2543 uint16_t nphdl; 2544 2545 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2546 if (isp_find_pdb_by_portid(isp, mp->nt_channel, sid, &lp)) { 2547 nphdl = lp->handle; 2548 } else { 2549 nphdl = NIL_HANDLE; 2550 } 2551 ISP_MEMZERO(&local, sizeof (local)); 2552 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2553 cto->ct_header.rqs_entry_count = 1; 2554 cto->ct_nphdl = nphdl; 2555 cto->ct_rxid = aep->at_rxid; 2556 cto->ct_vpidx = mp->nt_channel; 2557 cto->ct_iid_lo = sid; 2558 cto->ct_iid_hi = sid >> 16; 2559 cto->ct_oxid = aep->at_hdr.ox_id; 2560 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2561 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2562 if (rsp != 0) { 2563 cto->ct_scsi_status |= (FCP_RSPLEN_VALID << 8); 2564 cto->rsp.m1.ct_resplen = 4; 2565 ISP_MEMZERO(cto->rsp.m1.ct_resp, sizeof (cto->rsp.m1.ct_resp)); 2566 cto->rsp.m1.ct_resp[0] = rsp & 0xff; 2567 cto->rsp.m1.ct_resp[1] = (rsp >> 8) & 0xff; 2568 cto->rsp.m1.ct_resp[2] = (rsp >> 16) & 0xff; 2569 cto->rsp.m1.ct_resp[3] = (rsp >> 24) & 0xff; 2570 } 2571 return (isp_target_put_entry(isp, &local)); 2572 } 2573 2574 /* 2575 * This case is for a responding to an ABTS frame 2576 */ 2577 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2578 2579 /* 2580 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2581 */ 2582 if (mp->nt_need_ack) { 2583 uint8_t storage[QENTRY_LEN]; 2584 ct7_entry_t *cto = (ct7_entry_t *) storage; 2585 abts_t *abts = (abts_t *)mp->nt_lreserved; 2586 2587 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2588 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2589 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2590 cto->ct_header.rqs_entry_count = 1; 2591 cto->ct_nphdl = mp->nt_nphdl; 2592 cto->ct_rxid = abts->abts_rxid_task; 2593 cto->ct_iid_lo = mp->nt_sid; 2594 cto->ct_iid_hi = mp->nt_sid >> 16; 2595 cto->ct_oxid = abts->abts_ox_id; 2596 cto->ct_vpidx = mp->nt_channel; 2597 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2598 if (isp_target_put_entry(isp, cto)) { 2599 return (ENOMEM); 2600 } 2601 mp->nt_need_ack = 0; 2602 } 2603 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2604 return (ENOMEM); 2605 } else { 2606 return (0); 2607 } 2608 } 2609 2610 /* 2611 * Handle logout cases here 2612 */ 2613 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2614 isp_del_all_wwn_entries(isp, mp->nt_channel); 2615 } 2616 2617 if (mp->nt_ncode == NT_LOGOUT) { 2618 if (!IS_2100(isp) && IS_FC(isp)) { 2619 isp_del_wwn_entries(isp, mp); 2620 } 2621 } 2622 2623 /* 2624 * General purpose acknowledgement 2625 */ 2626 if (mp->nt_need_ack) { 2627 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2628 /* 2629 * Don't need to use the guaranteed send because the caller can retry 2630 */ 2631 return (isp_notify_ack(isp, mp->nt_lreserved)); 2632 } 2633 return (0); 2634} 2635 2636/* 2637 * Handle task management functions. 2638 * 2639 * We show up here with a notify structure filled out. 2640 * 2641 * The nt_lreserved tag points to the original queue entry 2642 */ 2643static void 2644isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2645{ 2646 tstate_t *tptr; 2647 fcportdb_t *lp; 2648 struct ccb_immediate_notify *inot; 2649 inot_private_data_t *ntp = NULL; 2650 lun_id_t lun; 2651 2652 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2653 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2654 /* 2655 * NB: This assignment is necessary because of tricky type conversion. 2656 * XXX: This is tricky and I need to check this. If the lun isn't known 2657 * XXX: for the task management function, it does not of necessity follow 2658 * XXX: that it should go up stream to the wildcard listener. 2659 */ 2660 if (notify->nt_lun == LUN_ANY) { 2661 lun = CAM_LUN_WILDCARD; 2662 } else { 2663 lun = notify->nt_lun; 2664 } 2665 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2666 if (tptr == NULL) { 2667 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2668 if (tptr == NULL) { 2669 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2670 goto bad; 2671 } 2672 } 2673 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2674 if (inot == NULL) { 2675 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 2676 goto bad; 2677 } 2678 2679 if (isp_find_pdb_by_portid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0 && 2680 isp_find_pdb_by_handle(isp, notify->nt_channel, notify->nt_nphdl, &lp) == 0) { 2681 inot->initiator_id = CAM_TARGET_WILDCARD; 2682 } else { 2683 inot->initiator_id = FC_PORTDB_TGT(isp, notify->nt_channel, lp); 2684 } 2685 inot->seq_id = notify->nt_tagval; 2686 inot->tag_id = notify->nt_tagval >> 32; 2687 2688 switch (notify->nt_ncode) { 2689 case NT_ABORT_TASK: 2690 isp_target_mark_aborted_early(isp, notify->nt_channel, tptr, inot->tag_id); 2691 inot->arg = MSG_ABORT_TASK; 2692 break; 2693 case NT_ABORT_TASK_SET: 2694 isp_target_mark_aborted_early(isp, notify->nt_channel, tptr, TAG_ANY); 2695 inot->arg = MSG_ABORT_TASK_SET; 2696 break; 2697 case NT_CLEAR_ACA: 2698 inot->arg = MSG_CLEAR_ACA; 2699 break; 2700 case NT_CLEAR_TASK_SET: 2701 inot->arg = MSG_CLEAR_TASK_SET; 2702 break; 2703 case NT_LUN_RESET: 2704 inot->arg = MSG_LOGICAL_UNIT_RESET; 2705 break; 2706 case NT_TARGET_RESET: 2707 inot->arg = MSG_TARGET_RESET; 2708 break; 2709 case NT_QUERY_TASK_SET: 2710 inot->arg = MSG_QUERY_TASK_SET; 2711 break; 2712 case NT_QUERY_ASYNC_EVENT: 2713 inot->arg = MSG_QUERY_ASYNC_EVENT; 2714 break; 2715 default: 2716 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); 2717 goto bad; 2718 } 2719 2720 ntp = isp_get_ntpd(isp, notify->nt_channel); 2721 if (ntp == NULL) { 2722 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2723 goto bad; 2724 } 2725 ISP_MEMCPY(&ntp->nt, notify, sizeof (isp_notify_t)); 2726 if (notify->nt_lreserved) { 2727 ISP_MEMCPY(&ntp->data, notify->nt_lreserved, QENTRY_LEN); 2728 ntp->nt.nt_lreserved = &ntp->data; 2729 } 2730 ntp->seq_id = notify->nt_tagval; 2731 ntp->tag_id = notify->nt_tagval >> 32; 2732 2733 tptr->inot_count--; 2734 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2735 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2736 inot->ccb_h.status = CAM_MESSAGE_RECV; 2737 xpt_done((union ccb *)inot); 2738 return; 2739bad: 2740 if (notify->nt_need_ack && notify->nt_lreserved) { 2741 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2742 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 2743 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 2744 } 2745 } else { 2746 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 2747 } 2748 } 2749} 2750 2751static void 2752isp_target_mark_aborted_early(ispsoftc_t *isp, int chan, tstate_t *tptr, uint32_t tag_id) 2753{ 2754 atio_private_data_t *atp, *atpool; 2755 inot_private_data_t *ntp, *tmp; 2756 uint32_t this_tag_id; 2757 2758 /* 2759 * First, clean any commands pending restart 2760 */ 2761 STAILQ_FOREACH_SAFE(ntp, &tptr->restart_queue, next, tmp) { 2762 if (IS_24XX(isp)) 2763 this_tag_id = ((at7_entry_t *)ntp->data)->at_rxid; 2764 else 2765 this_tag_id = ((at2_entry_t *)ntp->data)->at_rxid; 2766 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 2767 isp_endcmd(isp, ntp->data, NIL_HANDLE, chan, 2768 ECMD_TERMINATE, 0); 2769 isp_put_ntpd(isp, chan, ntp); 2770 STAILQ_REMOVE(&tptr->restart_queue, ntp, 2771 inot_private_data, next); 2772 } 2773 } 2774 2775 /* 2776 * Now mark other ones dead as well. 2777 */ 2778 ISP_GET_PC(isp, chan, atpool, atpool); 2779 for (atp = atpool; atp < &atpool[ATPDPSIZE]; atp++) { 2780 if (atp->lun != tptr->ts_lun) 2781 continue; 2782 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) 2783 atp->dead = 1; 2784 } 2785} 2786#endif 2787 2788static void 2789isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 2790{ 2791 struct cam_sim *sim; 2792 int bus, tgt; 2793 ispsoftc_t *isp; 2794 2795 sim = (struct cam_sim *)cbarg; 2796 isp = (ispsoftc_t *) cam_sim_softc(sim); 2797 bus = cam_sim_bus(sim); 2798 tgt = xpt_path_target_id(path); 2799 2800 switch (code) { 2801 case AC_LOST_DEVICE: 2802 if (IS_SCSI(isp)) { 2803 uint16_t oflags, nflags; 2804 sdparam *sdp = SDPARAM(isp, bus); 2805 2806 if (tgt >= 0) { 2807 nflags = sdp->isp_devparam[tgt].nvrm_flags; 2808 nflags &= DPARM_SAFE_DFLT; 2809 if (isp->isp_loaded_fw) { 2810 nflags |= DPARM_NARROW | DPARM_ASYNC; 2811 } 2812 oflags = sdp->isp_devparam[tgt].goal_flags; 2813 sdp->isp_devparam[tgt].goal_flags = nflags; 2814 sdp->isp_devparam[tgt].dev_update = 1; 2815 sdp->update = 1; 2816 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 2817 sdp->isp_devparam[tgt].goal_flags = oflags; 2818 } 2819 } 2820 break; 2821 default: 2822 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 2823 break; 2824 } 2825} 2826 2827static void 2828isp_poll(struct cam_sim *sim) 2829{ 2830 ispsoftc_t *isp = cam_sim_softc(sim); 2831 uint16_t isr, sema, info; 2832 2833 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 2834 isp_intr(isp, isr, sema, info); 2835} 2836 2837 2838static void 2839isp_watchdog(void *arg) 2840{ 2841 struct ccb_scsiio *xs = arg; 2842 ispsoftc_t *isp; 2843 uint32_t ohandle = ISP_HANDLE_FREE, handle; 2844 2845 isp = XS_ISP(xs); 2846 2847 handle = isp_find_handle(isp, xs); 2848 2849 /* 2850 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 2851 */ 2852 if (handle != ISP_HANDLE_FREE) { 2853 uint16_t isr, sema, info; 2854 if (ISP_READ_ISR(isp, &isr, &sema, &info) != 0) 2855 isp_intr(isp, isr, sema, info); 2856 ohandle = handle; 2857 handle = isp_find_handle(isp, xs); 2858 } 2859 if (handle != ISP_HANDLE_FREE) { 2860 /* 2861 * Try and make sure the command is really dead before 2862 * we release the handle (and DMA resources) for reuse. 2863 * 2864 * If we are successful in aborting the command then 2865 * we're done here because we'll get the command returned 2866 * back separately. 2867 */ 2868 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 2869 return; 2870 } 2871 2872 /* 2873 * Note that after calling the above, the command may in 2874 * fact have been completed. 2875 */ 2876 xs = isp_find_xs(isp, handle); 2877 2878 /* 2879 * If the command no longer exists, then we won't 2880 * be able to find the xs again with this handle. 2881 */ 2882 if (xs == NULL) { 2883 return; 2884 } 2885 2886 /* 2887 * After this point, the command is really dead. 2888 */ 2889 if (XS_XFRLEN(xs)) { 2890 ISP_DMAFREE(isp, xs, handle); 2891 } 2892 isp_destroy_handle(isp, handle); 2893 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 2894 xs->ccb_h.status &= ~CAM_STATUS_MASK; 2895 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 2896 isp_prt_endcmd(isp, xs); 2897 isp_done(xs); 2898 } else { 2899 if (ohandle != ISP_HANDLE_FREE) { 2900 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 2901 } else { 2902 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 2903 } 2904 } 2905} 2906 2907static void 2908isp_make_here(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 2909{ 2910 union ccb *ccb; 2911 struct isp_fc *fc = ISP_FC_PC(isp, chan); 2912 2913 /* 2914 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 2915 */ 2916 ccb = xpt_alloc_ccb_nowait(); 2917 if (ccb == NULL) { 2918 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 2919 return; 2920 } 2921 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), 2922 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 2923 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 2924 xpt_free_ccb(ccb); 2925 return; 2926 } 2927 xpt_rescan(ccb); 2928} 2929 2930static void 2931isp_make_gone(ispsoftc_t *isp, fcportdb_t *fcp, int chan, int tgt) 2932{ 2933 struct cam_path *tp; 2934 struct isp_fc *fc = ISP_FC_PC(isp, chan); 2935 2936 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 2937 xpt_async(AC_LOST_DEVICE, tp, NULL); 2938 xpt_free_path(tp); 2939 } 2940} 2941 2942/* 2943 * Gone Device Timer Function- when we have decided that a device has gone 2944 * away, we wait a specific period of time prior to telling the OS it has 2945 * gone away. 2946 * 2947 * This timer function fires once a second and then scans the port database 2948 * for devices that are marked dead but still have a virtual target assigned. 2949 * We decrement a counter for that port database entry, and when it hits zero, 2950 * we tell the OS the device has gone away. 2951 */ 2952static void 2953isp_gdt(void *arg) 2954{ 2955 struct isp_fc *fc = arg; 2956 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 2957} 2958 2959static void 2960isp_gdt_task(void *arg, int pending) 2961{ 2962 struct isp_fc *fc = arg; 2963 ispsoftc_t *isp = fc->isp; 2964 int chan = fc - isp->isp_osinfo.pc.fc; 2965 fcportdb_t *lp; 2966 struct ac_contract ac; 2967 struct ac_device_changed *adc; 2968 int dbidx, more_to_do = 0; 2969 2970 ISP_LOCK(isp); 2971 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 2972 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 2973 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 2974 2975 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 2976 continue; 2977 } 2978 if (lp->gone_timer != 0) { 2979 lp->gone_timer -= 1; 2980 more_to_do++; 2981 continue; 2982 } 2983 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Gone Device Timeout"); 2984 if (lp->is_target) { 2985 lp->is_target = 0; 2986 isp_make_gone(isp, lp, chan, dbidx); 2987 } 2988 if (lp->is_initiator) { 2989 lp->is_initiator = 0; 2990 ac.contract_number = AC_CONTRACT_DEV_CHG; 2991 adc = (struct ac_device_changed *) ac.contract_data; 2992 adc->wwpn = lp->port_wwn; 2993 adc->port = lp->portid; 2994 adc->target = dbidx; 2995 adc->arrived = 0; 2996 xpt_async(AC_CONTRACT, fc->path, &ac); 2997 } 2998 lp->state = FC_PORTDB_STATE_NIL; 2999 } 3000 if (fc->ready) { 3001 if (more_to_do) { 3002 callout_reset(&fc->gdt, hz, isp_gdt, fc); 3003 } else { 3004 callout_deactivate(&fc->gdt); 3005 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 3006 } 3007 } 3008 ISP_UNLOCK(isp); 3009} 3010 3011/* 3012 * When loop goes down we remember the time and freeze CAM command queue. 3013 * During some time period we are trying to reprobe the loop. But if we 3014 * fail, we tell the OS that devices have gone away and drop the freeze. 3015 * 3016 * We don't clear the devices out of our port database because, when loop 3017 * come back up, we have to do some actual cleanup with the chip at that 3018 * point (implicit PLOGO, e.g., to get the chip's port database state right). 3019 */ 3020static void 3021isp_loop_changed(ispsoftc_t *isp, int chan) 3022{ 3023 fcparam *fcp = FCPARAM(isp, chan); 3024 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3025 3026 if (fc->loop_down_time) 3027 return; 3028 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop changed", chan); 3029 if (fcp->role & ISP_ROLE_INITIATOR) 3030 isp_freeze_loopdown(isp, chan); 3031 fc->loop_down_time = time_uptime; 3032 wakeup(fc); 3033} 3034 3035static void 3036isp_loop_up(ispsoftc_t *isp, int chan) 3037{ 3038 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3039 3040 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is up", chan); 3041 fc->loop_seen_once = 1; 3042 fc->loop_down_time = 0; 3043 isp_unfreeze_loopdown(isp, chan); 3044} 3045 3046static void 3047isp_loop_dead(ispsoftc_t *isp, int chan) 3048{ 3049 fcparam *fcp = FCPARAM(isp, chan); 3050 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3051 fcportdb_t *lp; 3052 struct ac_contract ac; 3053 struct ac_device_changed *adc; 3054 int dbidx, i; 3055 3056 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop is dead", chan); 3057 3058 /* 3059 * Notify to the OS all targets who we now consider have departed. 3060 */ 3061 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3062 lp = &fcp->portdb[dbidx]; 3063 3064 if (lp->state == FC_PORTDB_STATE_NIL) 3065 continue; 3066 3067 /* 3068 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 3069 */ 3070 for (i = 0; i < isp->isp_maxcmds; i++) { 3071 struct ccb_scsiio *xs; 3072 3073 if (ISP_H2HT(isp->isp_xflist[i].handle) != ISP_HANDLE_INITIATOR) { 3074 continue; 3075 } 3076 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 3077 continue; 3078 } 3079 if (dbidx != XS_TGT(xs)) { 3080 continue; 3081 } 3082 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%jx orphaned by loop down timeout", 3083 isp->isp_xflist[i].handle, chan, XS_TGT(xs), 3084 (uintmax_t)XS_LUN(xs)); 3085 } 3086 3087 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, dbidx, lp->portid, "Loop Down Timeout"); 3088 if (lp->is_target) { 3089 lp->is_target = 0; 3090 isp_make_gone(isp, lp, chan, dbidx); 3091 } 3092 if (lp->is_initiator) { 3093 lp->is_initiator = 0; 3094 ac.contract_number = AC_CONTRACT_DEV_CHG; 3095 adc = (struct ac_device_changed *) ac.contract_data; 3096 adc->wwpn = lp->port_wwn; 3097 adc->port = lp->portid; 3098 adc->target = dbidx; 3099 adc->arrived = 0; 3100 xpt_async(AC_CONTRACT, fc->path, &ac); 3101 } 3102 } 3103 3104 isp_unfreeze_loopdown(isp, chan); 3105 fc->loop_down_time = 0; 3106} 3107 3108static void 3109isp_kthread(void *arg) 3110{ 3111 struct isp_fc *fc = arg; 3112 ispsoftc_t *isp = fc->isp; 3113 int chan = fc - isp->isp_osinfo.pc.fc; 3114 int slp = 0, d; 3115 int lb, lim; 3116 3117 mtx_lock(&isp->isp_osinfo.lock); 3118 3119 while (isp->isp_osinfo.is_exiting == 0) { 3120 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3121 "Chan %d Checking FC state", chan); 3122 lb = isp_fc_runstate(isp, chan, 250000); 3123 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3124 "Chan %d FC got to %s state", chan, 3125 isp_fc_loop_statename(lb)); 3126 3127 /* 3128 * Our action is different based upon whether we're supporting 3129 * Initiator mode or not. If we are, we might freeze the simq 3130 * when loop is down and set all sorts of different delays to 3131 * check again. 3132 * 3133 * If not, we simply just wait for loop to come up. 3134 */ 3135 if (lb == LOOP_READY || lb < 0) { 3136 slp = 0; 3137 } else { 3138 /* 3139 * If we've never seen loop up and we've waited longer 3140 * than quickboot time, or we've seen loop up but we've 3141 * waited longer than loop_down_limit, give up and go 3142 * to sleep until loop comes up. 3143 */ 3144 if (fc->loop_seen_once == 0) 3145 lim = isp_quickboot_time; 3146 else 3147 lim = fc->loop_down_limit; 3148 d = time_uptime - fc->loop_down_time; 3149 if (d >= lim) 3150 slp = 0; 3151 else if (d < 10) 3152 slp = 1; 3153 else if (d < 30) 3154 slp = 5; 3155 else if (d < 60) 3156 slp = 10; 3157 else if (d < 120) 3158 slp = 20; 3159 else 3160 slp = 30; 3161 } 3162 3163 if (slp == 0) { 3164 if (lb == LOOP_READY) 3165 isp_loop_up(isp, chan); 3166 else 3167 isp_loop_dead(isp, chan); 3168 } 3169 3170 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, 3171 "Chan %d sleep for %d seconds", chan, slp); 3172 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 3173 } 3174 fc->num_threads -= 1; 3175 mtx_unlock(&isp->isp_osinfo.lock); 3176 kthread_exit(); 3177} 3178 3179#ifdef ISP_TARGET_MODE 3180static void 3181isp_abort_atio(ispsoftc_t *isp, union ccb *ccb) 3182{ 3183 atio_private_data_t *atp; 3184 union ccb *accb = ccb->cab.abort_ccb; 3185 struct ccb_hdr *sccb; 3186 tstate_t *tptr; 3187 3188 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3189 if (tptr != NULL) { 3190 /* Search for the ATIO among queueued. */ 3191 SLIST_FOREACH(sccb, &tptr->atios, sim_links.sle) { 3192 if (sccb != &accb->ccb_h) 3193 continue; 3194 SLIST_REMOVE(&tptr->atios, sccb, ccb_hdr, sim_links.sle); 3195 tptr->atio_count--; 3196 accb->ccb_h.status = CAM_REQ_ABORTED; 3197 xpt_done(accb); 3198 ccb->ccb_h.status = CAM_REQ_CMP; 3199 return; 3200 } 3201 } 3202 3203 /* Search for the ATIO among running. */ 3204 atp = isp_find_atpd(isp, XS_CHANNEL(accb), accb->atio.tag_id); 3205 if (atp != NULL) { 3206 /* Send TERMINATE to firmware. */ 3207 if (!atp->dead && IS_24XX(isp)) { 3208 uint8_t storage[QENTRY_LEN]; 3209 ct7_entry_t *cto = (ct7_entry_t *) storage; 3210 3211 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 3212 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3213 cto->ct_header.rqs_entry_count = 1; 3214 cto->ct_nphdl = atp->nphdl; 3215 cto->ct_rxid = atp->tag; 3216 cto->ct_iid_lo = atp->sid; 3217 cto->ct_iid_hi = atp->sid >> 16; 3218 cto->ct_oxid = atp->oxid; 3219 cto->ct_vpidx = XS_CHANNEL(accb); 3220 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 3221 isp_target_put_entry(isp, cto); 3222 } 3223 isp_put_atpd(isp, XS_CHANNEL(accb), atp); 3224 ccb->ccb_h.status = CAM_REQ_CMP; 3225 } else { 3226 ccb->ccb_h.status = CAM_UA_ABORT; 3227 } 3228} 3229 3230static void 3231isp_abort_inot(ispsoftc_t *isp, union ccb *ccb) 3232{ 3233 inot_private_data_t *ntp; 3234 union ccb *accb = ccb->cab.abort_ccb; 3235 struct ccb_hdr *sccb; 3236 tstate_t *tptr; 3237 3238 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3239 if (tptr != NULL) { 3240 /* Search for the INOT among queueued. */ 3241 SLIST_FOREACH(sccb, &tptr->inots, sim_links.sle) { 3242 if (sccb != &accb->ccb_h) 3243 continue; 3244 SLIST_REMOVE(&tptr->inots, sccb, ccb_hdr, sim_links.sle); 3245 tptr->inot_count--; 3246 accb->ccb_h.status = CAM_REQ_ABORTED; 3247 xpt_done(accb); 3248 ccb->ccb_h.status = CAM_REQ_CMP; 3249 return; 3250 } 3251 } 3252 3253 /* Search for the INOT among running. */ 3254 ntp = isp_find_ntpd(isp, XS_CHANNEL(accb), accb->cin1.tag_id, accb->cin1.seq_id); 3255 if (ntp != NULL) { 3256 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, ntp->data); 3257 isp_put_ntpd(isp, XS_CHANNEL(accb), ntp); 3258 ccb->ccb_h.status = CAM_REQ_CMP; 3259 } else { 3260 ccb->ccb_h.status = CAM_UA_ABORT; 3261 return; 3262 } 3263} 3264#endif 3265 3266static void 3267isp_action(struct cam_sim *sim, union ccb *ccb) 3268{ 3269 int bus, tgt, ts, error; 3270 ispsoftc_t *isp; 3271 struct ccb_trans_settings *cts; 3272 3273 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 3274 3275 isp = (ispsoftc_t *)cam_sim_softc(sim); 3276 mtx_assert(&isp->isp_lock, MA_OWNED); 3277 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 3278 ISP_PCMD(ccb) = NULL; 3279 3280 switch (ccb->ccb_h.func_code) { 3281 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 3282 bus = XS_CHANNEL(ccb); 3283 /* 3284 * Do a couple of preliminary checks... 3285 */ 3286 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 3287 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 3288 ccb->ccb_h.status = CAM_REQ_INVALID; 3289 isp_done((struct ccb_scsiio *) ccb); 3290 break; 3291 } 3292 } 3293 ccb->csio.req_map = NULL; 3294#ifdef DIAGNOSTIC 3295 if (ccb->ccb_h.target_id >= ISP_MAX_TARGETS(isp)) { 3296 xpt_print(ccb->ccb_h.path, "invalid target\n"); 3297 ccb->ccb_h.status = CAM_PATH_INVALID; 3298 } else if (ISP_MAX_LUNS(isp) > 0 && 3299 ccb->ccb_h.target_lun >= ISP_MAX_LUNS(isp)) { 3300 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 3301 ccb->ccb_h.status = CAM_PATH_INVALID; 3302 } 3303 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 3304 xpt_done(ccb); 3305 break; 3306 } 3307#endif 3308 ccb->csio.scsi_status = SCSI_STATUS_OK; 3309 if (isp_get_pcmd(isp, ccb)) { 3310 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 3311 cam_freeze_devq(ccb->ccb_h.path); 3312 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 3313 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3314 xpt_done(ccb); 3315 break; 3316 } 3317 error = isp_start((XS_T *) ccb); 3318 switch (error) { 3319 case CMD_QUEUED: 3320 ccb->ccb_h.status |= CAM_SIM_QUEUED; 3321 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 3322 break; 3323 } 3324 ts = ccb->ccb_h.timeout; 3325 if (ts == CAM_TIME_DEFAULT) { 3326 ts = 60*1000; 3327 } 3328 ts = isp_mstohz(ts); 3329 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 3330 break; 3331 case CMD_RQLATER: 3332 isp_prt(isp, ISP_LOGDEBUG0, "%d.%jx retry later", 3333 XS_TGT(ccb), (uintmax_t)XS_LUN(ccb)); 3334 cam_freeze_devq(ccb->ccb_h.path); 3335 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3336 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3337 isp_free_pcmd(isp, ccb); 3338 xpt_done(ccb); 3339 break; 3340 case CMD_EAGAIN: 3341 isp_free_pcmd(isp, ccb); 3342 cam_freeze_devq(ccb->ccb_h.path); 3343 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 3344 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3345 xpt_done(ccb); 3346 break; 3347 case CMD_COMPLETE: 3348 isp_done((struct ccb_scsiio *) ccb); 3349 break; 3350 default: 3351 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 3352 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3353 isp_free_pcmd(isp, ccb); 3354 xpt_done(ccb); 3355 } 3356 break; 3357 3358#ifdef ISP_TARGET_MODE 3359 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 3360 if (ccb->cel.enable) { 3361 isp_enable_lun(isp, ccb); 3362 } else { 3363 isp_disable_lun(isp, ccb); 3364 } 3365 break; 3366 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 3367 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 3368 { 3369 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 3370 if (tptr == NULL) { 3371 const char *str; 3372 3373 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) 3374 str = "XPT_IMMEDIATE_NOTIFY"; 3375 else 3376 str = "XPT_ACCEPT_TARGET_IO"; 3377 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, 3378 "%s: no state pointer found for %s\n", 3379 __func__, str); 3380 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3381 xpt_done(ccb); 3382 break; 3383 } 3384 ccb->ccb_h.spriv_field0 = 0; 3385 ccb->ccb_h.spriv_ptr1 = isp; 3386 3387 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 3388 ccb->atio.tag_id = 0; 3389 tptr->atio_count++; 3390 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 3391 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, 3392 "Put FREE ATIO, count now %d\n", tptr->atio_count); 3393 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 3394 ccb->cin1.seq_id = ccb->cin1.tag_id = 0; 3395 tptr->inot_count++; 3396 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 3397 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, 3398 "Put FREE INOT, count now %d\n", tptr->inot_count); 3399 } 3400 ccb->ccb_h.status = CAM_REQ_INPROG; 3401 break; 3402 } 3403 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 3404 { 3405 inot_private_data_t *ntp; 3406 3407 /* 3408 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 3409 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 3410 */ 3411 /* 3412 * All the relevant path information is in the associated immediate notify 3413 */ 3414 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); 3415 ntp = isp_find_ntpd(isp, XS_CHANNEL(ccb), ccb->cna2.tag_id, ccb->cna2.seq_id); 3416 if (ntp == NULL) { 3417 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__, 3418 ccb->cna2.tag_id, ccb->cna2.seq_id); 3419 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 3420 xpt_done(ccb); 3421 break; 3422 } 3423 if (isp_handle_platform_target_notify_ack(isp, &ntp->nt, 3424 (ccb->ccb_h.flags & CAM_SEND_STATUS) ? ccb->cna2.arg : 0)) { 3425 cam_freeze_devq(ccb->ccb_h.path); 3426 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 3427 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 3428 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 3429 break; 3430 } 3431 isp_put_ntpd(isp, XS_CHANNEL(ccb), ntp); 3432 ccb->ccb_h.status = CAM_REQ_CMP; 3433 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); 3434 xpt_done(ccb); 3435 break; 3436 } 3437 case XPT_CONT_TARGET_IO: 3438 isp_target_start_ctio(isp, ccb, FROM_CAM); 3439 break; 3440#endif 3441 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 3442 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 3443 tgt = ccb->ccb_h.target_id; 3444 tgt |= (bus << 16); 3445 3446 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 3447 if (error) { 3448 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3449 } else { 3450 /* 3451 * If we have a FC device, reset the Command 3452 * Reference Number, because the target will expect 3453 * that we re-start the CRN at 1 after a reset. 3454 */ 3455 if (IS_FC(isp)) 3456 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 3457 3458 ccb->ccb_h.status = CAM_REQ_CMP; 3459 } 3460 xpt_done(ccb); 3461 break; 3462 case XPT_ABORT: /* Abort the specified CCB */ 3463 { 3464 union ccb *accb = ccb->cab.abort_ccb; 3465 switch (accb->ccb_h.func_code) { 3466#ifdef ISP_TARGET_MODE 3467 case XPT_ACCEPT_TARGET_IO: 3468 isp_abort_atio(isp, ccb); 3469 break; 3470 case XPT_IMMEDIATE_NOTIFY: 3471 isp_abort_inot(isp, ccb); 3472 break; 3473#endif 3474 case XPT_SCSI_IO: 3475 error = isp_control(isp, ISPCTL_ABORT_CMD, accb); 3476 if (error) { 3477 ccb->ccb_h.status = CAM_UA_ABORT; 3478 } else { 3479 ccb->ccb_h.status = CAM_REQ_CMP; 3480 } 3481 break; 3482 default: 3483 ccb->ccb_h.status = CAM_REQ_INVALID; 3484 break; 3485 } 3486 /* 3487 * This is not a queued CCB, so the caller expects it to be 3488 * complete when control is returned. 3489 */ 3490 break; 3491 } 3492#define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 3493 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 3494 cts = &ccb->cts; 3495 if (!IS_CURRENT_SETTINGS(cts)) { 3496 ccb->ccb_h.status = CAM_REQ_INVALID; 3497 xpt_done(ccb); 3498 break; 3499 } 3500 tgt = cts->ccb_h.target_id; 3501 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3502 if (IS_SCSI(isp)) { 3503 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3504 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3505 sdparam *sdp = SDPARAM(isp, bus); 3506 uint16_t *dptr; 3507 3508 if (spi->valid == 0 && scsi->valid == 0) { 3509 ccb->ccb_h.status = CAM_REQ_CMP; 3510 xpt_done(ccb); 3511 break; 3512 } 3513 3514 /* 3515 * We always update (internally) from goal_flags 3516 * so any request to change settings just gets 3517 * vectored to that location. 3518 */ 3519 dptr = &sdp->isp_devparam[tgt].goal_flags; 3520 3521 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 3522 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 3523 *dptr |= DPARM_DISC; 3524 else 3525 *dptr &= ~DPARM_DISC; 3526 } 3527 3528 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 3529 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 3530 *dptr |= DPARM_TQING; 3531 else 3532 *dptr &= ~DPARM_TQING; 3533 } 3534 3535 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 3536 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 3537 *dptr |= DPARM_WIDE; 3538 else 3539 *dptr &= ~DPARM_WIDE; 3540 } 3541 3542 /* 3543 * XXX: FIX ME 3544 */ 3545 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 3546 *dptr |= DPARM_SYNC; 3547 /* 3548 * XXX: CHECK FOR LEGALITY 3549 */ 3550 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 3551 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 3552 } else { 3553 *dptr &= ~DPARM_SYNC; 3554 } 3555 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, 3556 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 3557 sdp->isp_devparam[tgt].dev_update = 1; 3558 sdp->update = 1; 3559 } 3560 ccb->ccb_h.status = CAM_REQ_CMP; 3561 xpt_done(ccb); 3562 break; 3563 case XPT_GET_TRAN_SETTINGS: 3564 cts = &ccb->cts; 3565 tgt = cts->ccb_h.target_id; 3566 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 3567 if (IS_FC(isp)) { 3568 fcparam *fcp = FCPARAM(isp, bus); 3569 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3570 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 3571 3572 cts->protocol = PROTO_SCSI; 3573 cts->protocol_version = SCSI_REV_2; 3574 cts->transport = XPORT_FC; 3575 cts->transport_version = 0; 3576 3577 scsi->valid = CTS_SCSI_VALID_TQ; 3578 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 3579 fc->valid = CTS_FC_VALID_SPEED; 3580 fc->bitrate = 100000; 3581 fc->bitrate *= fcp->isp_gbspeed; 3582 if (tgt < MAX_FC_TARG) { 3583 fcportdb_t *lp = &fcp->portdb[tgt]; 3584 fc->wwnn = lp->node_wwn; 3585 fc->wwpn = lp->port_wwn; 3586 fc->port = lp->portid; 3587 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 3588 } 3589 } else { 3590 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 3591 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 3592 sdparam *sdp = SDPARAM(isp, bus); 3593 uint16_t dval, pval, oval; 3594 3595 if (IS_CURRENT_SETTINGS(cts)) { 3596 sdp->isp_devparam[tgt].dev_refresh = 1; 3597 sdp->update = 1; 3598 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3599 dval = sdp->isp_devparam[tgt].actv_flags; 3600 oval = sdp->isp_devparam[tgt].actv_offset; 3601 pval = sdp->isp_devparam[tgt].actv_period; 3602 } else { 3603 dval = sdp->isp_devparam[tgt].nvrm_flags; 3604 oval = sdp->isp_devparam[tgt].nvrm_offset; 3605 pval = sdp->isp_devparam[tgt].nvrm_period; 3606 } 3607 3608 cts->protocol = PROTO_SCSI; 3609 cts->protocol_version = SCSI_REV_2; 3610 cts->transport = XPORT_SPI; 3611 cts->transport_version = 2; 3612 3613 spi->valid = 0; 3614 scsi->valid = 0; 3615 spi->flags = 0; 3616 scsi->flags = 0; 3617 if (dval & DPARM_DISC) { 3618 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3619 } 3620 if ((dval & DPARM_SYNC) && oval && pval) { 3621 spi->sync_offset = oval; 3622 spi->sync_period = pval; 3623 } else { 3624 spi->sync_offset = 0; 3625 spi->sync_period = 0; 3626 } 3627 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3628 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3629 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 3630 if (dval & DPARM_WIDE) { 3631 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3632 } else { 3633 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3634 } 3635 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 3636 scsi->valid = CTS_SCSI_VALID_TQ; 3637 if (dval & DPARM_TQING) { 3638 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3639 } 3640 spi->valid |= CTS_SPI_VALID_DISC; 3641 } 3642 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 3643 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval); 3644 } 3645 ccb->ccb_h.status = CAM_REQ_CMP; 3646 xpt_done(ccb); 3647 break; 3648 3649 case XPT_CALC_GEOMETRY: 3650 cam_calc_geometry(&ccb->ccg, 1); 3651 xpt_done(ccb); 3652 break; 3653 3654 case XPT_RESET_BUS: /* Reset the specified bus */ 3655 bus = cam_sim_bus(sim); 3656 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 3657 if (error) { 3658 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3659 xpt_done(ccb); 3660 break; 3661 } 3662 if (bootverbose) { 3663 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 3664 } 3665 if (IS_FC(isp)) { 3666 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 3667 } else { 3668 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 3669 } 3670 ccb->ccb_h.status = CAM_REQ_CMP; 3671 xpt_done(ccb); 3672 break; 3673 3674 case XPT_TERM_IO: /* Terminate the I/O process */ 3675 ccb->ccb_h.status = CAM_REQ_INVALID; 3676 xpt_done(ccb); 3677 break; 3678 3679 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 3680 { 3681 struct ccb_sim_knob *kp = &ccb->knob; 3682 fcparam *fcp; 3683 3684 if (!IS_FC(isp)) { 3685 ccb->ccb_h.status = CAM_REQ_INVALID; 3686 xpt_done(ccb); 3687 break; 3688 } 3689 3690 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3691 fcp = FCPARAM(isp, bus); 3692 3693 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 3694 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 3695 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 3696 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 3697 } 3698 ccb->ccb_h.status = CAM_REQ_CMP; 3699 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 3700 int rchange = 0; 3701 int newrole = 0; 3702 3703 switch (kp->xport_specific.fc.role) { 3704 case KNOB_ROLE_NONE: 3705 if (fcp->role != ISP_ROLE_NONE) { 3706 rchange = 1; 3707 newrole = ISP_ROLE_NONE; 3708 } 3709 break; 3710 case KNOB_ROLE_TARGET: 3711 if (fcp->role != ISP_ROLE_TARGET) { 3712 rchange = 1; 3713 newrole = ISP_ROLE_TARGET; 3714 } 3715 break; 3716 case KNOB_ROLE_INITIATOR: 3717 if (fcp->role != ISP_ROLE_INITIATOR) { 3718 rchange = 1; 3719 newrole = ISP_ROLE_INITIATOR; 3720 } 3721 break; 3722 case KNOB_ROLE_BOTH: 3723 if (fcp->role != ISP_ROLE_BOTH) { 3724 rchange = 1; 3725 newrole = ISP_ROLE_BOTH; 3726 } 3727 break; 3728 } 3729 if (rchange) { 3730 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 3731 if (isp_control(isp, ISPCTL_CHANGE_ROLE, 3732 bus, newrole) != 0) { 3733 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 3734 xpt_done(ccb); 3735 break; 3736 } 3737 } 3738 } 3739 xpt_done(ccb); 3740 break; 3741 } 3742 case XPT_GET_SIM_KNOB_OLD: /* Get SIM knobs -- compat value */ 3743 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 3744 { 3745 struct ccb_sim_knob *kp = &ccb->knob; 3746 3747 if (IS_FC(isp)) { 3748 fcparam *fcp; 3749 3750 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 3751 fcp = FCPARAM(isp, bus); 3752 3753 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 3754 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 3755 switch (fcp->role) { 3756 case ISP_ROLE_NONE: 3757 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 3758 break; 3759 case ISP_ROLE_TARGET: 3760 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 3761 break; 3762 case ISP_ROLE_INITIATOR: 3763 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 3764 break; 3765 case ISP_ROLE_BOTH: 3766 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 3767 break; 3768 } 3769 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 3770 ccb->ccb_h.status = CAM_REQ_CMP; 3771 } else { 3772 ccb->ccb_h.status = CAM_REQ_INVALID; 3773 } 3774 xpt_done(ccb); 3775 break; 3776 } 3777 case XPT_PATH_INQ: /* Path routing inquiry */ 3778 { 3779 struct ccb_pathinq *cpi = &ccb->cpi; 3780 3781 cpi->version_num = 1; 3782#ifdef ISP_TARGET_MODE 3783 if (IS_FC(isp) && ISP_CAP_TMODE(isp) && ISP_CAP_SCCFW(isp)) 3784 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 3785 else 3786#endif 3787 cpi->target_sprt = 0; 3788 cpi->hba_eng_cnt = 0; 3789 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 3790 cpi->max_lun = ISP_MAX_LUNS(isp) == 0 ? 3791 255 : ISP_MAX_LUNS(isp) - 1; 3792 cpi->bus_id = cam_sim_bus(sim); 3793 if (isp->isp_osinfo.sixtyfourbit) 3794 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE; 3795 else 3796 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE; 3797 3798 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 3799 if (IS_FC(isp)) { 3800 fcparam *fcp = FCPARAM(isp, bus); 3801 3802 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; 3803 cpi->hba_misc |= PIM_EXTLUNS | PIM_NOSCAN; 3804 3805 /* 3806 * Because our loop ID can shift from time to time, 3807 * make our initiator ID out of range of our bus. 3808 */ 3809 cpi->initiator_id = cpi->max_target + 1; 3810 3811 /* 3812 * Set base transfer capabilities for Fibre Channel, for this HBA. 3813 */ 3814 if (IS_25XX(isp)) { 3815 cpi->base_transfer_speed = 8000000; 3816 } else if (IS_24XX(isp)) { 3817 cpi->base_transfer_speed = 4000000; 3818 } else if (IS_23XX(isp)) { 3819 cpi->base_transfer_speed = 2000000; 3820 } else { 3821 cpi->base_transfer_speed = 1000000; 3822 } 3823 cpi->hba_inquiry = PI_TAG_ABLE; 3824 cpi->transport = XPORT_FC; 3825 cpi->transport_version = 0; 3826 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 3827 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 3828 cpi->xport_specific.fc.port = fcp->isp_portid; 3829 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 3830 } else { 3831 sdparam *sdp = SDPARAM(isp, bus); 3832 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 3833 cpi->hba_misc = PIM_UNMAPPED; 3834 cpi->initiator_id = sdp->isp_initiator_id; 3835 cpi->base_transfer_speed = 3300; 3836 cpi->transport = XPORT_SPI; 3837 cpi->transport_version = 2; 3838 } 3839 cpi->protocol = PROTO_SCSI; 3840 cpi->protocol_version = SCSI_REV_2; 3841 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 3842 strlcpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 3843 strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 3844 cpi->unit_number = cam_sim_unit(sim); 3845 cpi->ccb_h.status = CAM_REQ_CMP; 3846 xpt_done(ccb); 3847 break; 3848 } 3849 default: 3850 ccb->ccb_h.status = CAM_REQ_INVALID; 3851 xpt_done(ccb); 3852 break; 3853 } 3854} 3855 3856void 3857isp_done(XS_T *sccb) 3858{ 3859 ispsoftc_t *isp = XS_ISP(sccb); 3860 uint32_t status; 3861 3862 if (XS_NOERR(sccb)) 3863 XS_SETERR(sccb, CAM_REQ_CMP); 3864 3865 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 3866 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 3867 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 3868 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 3869 } else { 3870 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 3871 } 3872 } 3873 3874 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 3875 status = sccb->ccb_h.status & CAM_STATUS_MASK; 3876 if (status != CAM_REQ_CMP && 3877 (sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 3878 sccb->ccb_h.status |= CAM_DEV_QFRZN; 3879 xpt_freeze_devq(sccb->ccb_h.path, 1); 3880 } 3881 3882 if (ISP_PCMD(sccb)) { 3883 if (callout_active(&PISP_PCMD(sccb)->wdog)) 3884 callout_stop(&PISP_PCMD(sccb)->wdog); 3885 isp_free_pcmd(isp, (union ccb *) sccb); 3886 } 3887 xpt_done((union ccb *) sccb); 3888} 3889 3890void 3891isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 3892{ 3893 int bus; 3894 static const char prom[] = "Chan %d [%d] WWPN 0x%16jx PortID 0x%06x handle 0x%x %s %s"; 3895 char buf[64]; 3896 char *msg = NULL; 3897 target_id_t tgt; 3898 fcportdb_t *lp; 3899 struct isp_fc *fc; 3900 struct cam_path *tmppath; 3901 struct ac_contract ac; 3902 struct ac_device_changed *adc; 3903 va_list ap; 3904 3905 switch (cmd) { 3906 case ISPASYNC_NEW_TGT_PARAMS: 3907 { 3908 struct ccb_trans_settings_scsi *scsi; 3909 struct ccb_trans_settings_spi *spi; 3910 int flags, tgt; 3911 sdparam *sdp; 3912 struct ccb_trans_settings cts; 3913 3914 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 3915 3916 va_start(ap, cmd); 3917 bus = va_arg(ap, int); 3918 tgt = va_arg(ap, int); 3919 va_end(ap); 3920 sdp = SDPARAM(isp, bus); 3921 3922 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3923 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 3924 break; 3925 } 3926 flags = sdp->isp_devparam[tgt].actv_flags; 3927 cts.type = CTS_TYPE_CURRENT_SETTINGS; 3928 cts.protocol = PROTO_SCSI; 3929 cts.transport = XPORT_SPI; 3930 3931 scsi = &cts.proto_specific.scsi; 3932 spi = &cts.xport_specific.spi; 3933 3934 if (flags & DPARM_TQING) { 3935 scsi->valid |= CTS_SCSI_VALID_TQ; 3936 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 3937 } 3938 3939 if (flags & DPARM_DISC) { 3940 spi->valid |= CTS_SPI_VALID_DISC; 3941 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 3942 } 3943 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 3944 if (flags & DPARM_WIDE) { 3945 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 3946 } else { 3947 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 3948 } 3949 if (flags & DPARM_SYNC) { 3950 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 3951 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 3952 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 3953 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 3954 } 3955 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); 3956 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 3957 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 3958 xpt_free_path(tmppath); 3959 break; 3960 } 3961 case ISPASYNC_BUS_RESET: 3962 { 3963 va_start(ap, cmd); 3964 bus = va_arg(ap, int); 3965 va_end(ap); 3966 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 3967 if (IS_FC(isp)) { 3968 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 3969 } else { 3970 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 3971 } 3972 break; 3973 } 3974 case ISPASYNC_LIP: 3975 if (msg == NULL) 3976 msg = "LIP Received"; 3977 /* FALLTHROUGH */ 3978 case ISPASYNC_LOOP_RESET: 3979 if (msg == NULL) 3980 msg = "LOOP Reset"; 3981 /* FALLTHROUGH */ 3982 case ISPASYNC_LOOP_DOWN: 3983 if (msg == NULL) 3984 msg = "LOOP Down"; 3985 va_start(ap, cmd); 3986 bus = va_arg(ap, int); 3987 va_end(ap); 3988 isp_fcp_reset_crn(isp, bus, /*tgt*/0, /*tgt_set*/ 0); 3989 isp_loop_changed(isp, bus); 3990 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 3991 break; 3992 case ISPASYNC_LOOP_UP: 3993 va_start(ap, cmd); 3994 bus = va_arg(ap, int); 3995 va_end(ap); 3996 isp_loop_changed(isp, bus); 3997 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 3998 break; 3999 case ISPASYNC_DEV_ARRIVED: 4000 va_start(ap, cmd); 4001 bus = va_arg(ap, int); 4002 lp = va_arg(ap, fcportdb_t *); 4003 va_end(ap); 4004 fc = ISP_FC_PC(isp, bus); 4005 tgt = FC_PORTDB_TGT(isp, bus, lp); 4006 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4007 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "arrived"); 4008 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4009 (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 4010 lp->is_target = 1; 4011 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4012 isp_make_here(isp, lp, bus, tgt); 4013 } 4014 if ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4015 (lp->prli_word3 & PRLI_WD3_INITIATOR_FUNCTION)) { 4016 lp->is_initiator = 1; 4017 ac.contract_number = AC_CONTRACT_DEV_CHG; 4018 adc = (struct ac_device_changed *) ac.contract_data; 4019 adc->wwpn = lp->port_wwn; 4020 adc->port = lp->portid; 4021 adc->target = tgt; 4022 adc->arrived = 1; 4023 xpt_async(AC_CONTRACT, fc->path, &ac); 4024 } 4025 break; 4026 case ISPASYNC_DEV_CHANGED: 4027 va_start(ap, cmd); 4028 bus = va_arg(ap, int); 4029 lp = va_arg(ap, fcportdb_t *); 4030 va_end(ap); 4031 fc = ISP_FC_PC(isp, bus); 4032 tgt = FC_PORTDB_TGT(isp, bus, lp); 4033 isp_gen_role_str(buf, sizeof (buf), lp->new_prli_word3); 4034 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->new_portid, lp->handle, buf, "changed"); 4035changed: 4036 if (lp->is_target != 4037 ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && 4038 (lp->new_prli_word3 & PRLI_WD3_TARGET_FUNCTION))) { 4039 lp->is_target = !lp->is_target; 4040 if (lp->is_target) { 4041 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4042 isp_make_here(isp, lp, bus, tgt); 4043 } else { 4044 isp_make_gone(isp, lp, bus, tgt); 4045 isp_fcp_reset_crn(isp, bus, tgt, /*tgt_set*/ 1); 4046 } 4047 } 4048 if (lp->is_initiator != 4049 ((FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) && 4050 (lp->new_prli_word3 & PRLI_WD3_INITIATOR_FUNCTION))) { 4051 lp->is_initiator = !lp->is_initiator; 4052 ac.contract_number = AC_CONTRACT_DEV_CHG; 4053 adc = (struct ac_device_changed *) ac.contract_data; 4054 adc->wwpn = lp->port_wwn; 4055 adc->port = lp->portid; 4056 adc->target = tgt; 4057 adc->arrived = lp->is_initiator; 4058 xpt_async(AC_CONTRACT, fc->path, &ac); 4059 } 4060 break; 4061 case ISPASYNC_DEV_STAYED: 4062 va_start(ap, cmd); 4063 bus = va_arg(ap, int); 4064 lp = va_arg(ap, fcportdb_t *); 4065 va_end(ap); 4066 fc = ISP_FC_PC(isp, bus); 4067 tgt = FC_PORTDB_TGT(isp, bus, lp); 4068 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4069 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "stayed"); 4070 goto changed; 4071 case ISPASYNC_DEV_GONE: 4072 va_start(ap, cmd); 4073 bus = va_arg(ap, int); 4074 lp = va_arg(ap, fcportdb_t *); 4075 va_end(ap); 4076 fc = ISP_FC_PC(isp, bus); 4077 tgt = FC_PORTDB_TGT(isp, bus, lp); 4078 /* 4079 * If this has a virtual target or initiator set the isp_gdt 4080 * timer running on it to delay its departure. 4081 */ 4082 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 4083 if (lp->is_target || lp->is_initiator) { 4084 lp->state = FC_PORTDB_STATE_ZOMBIE; 4085 lp->gone_timer = fc->gone_device_time; 4086 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone zombie"); 4087 if (fc->ready && !callout_active(&fc->gdt)) { 4088 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); 4089 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4090 } 4091 break; 4092 } 4093 isp_prt(isp, ISP_LOGCONFIG, prom, bus, tgt, lp->port_wwn, lp->portid, lp->handle, buf, "gone"); 4094 break; 4095 case ISPASYNC_CHANGE_NOTIFY: 4096 { 4097 char *msg; 4098 int evt, nphdl, nlstate, portid, reason; 4099 4100 va_start(ap, cmd); 4101 bus = va_arg(ap, int); 4102 evt = va_arg(ap, int); 4103 if (evt == ISPASYNC_CHANGE_PDB) { 4104 nphdl = va_arg(ap, int); 4105 nlstate = va_arg(ap, int); 4106 reason = va_arg(ap, int); 4107 } else if (evt == ISPASYNC_CHANGE_SNS) { 4108 portid = va_arg(ap, int); 4109 } else { 4110 nphdl = NIL_HANDLE; 4111 nlstate = reason = 0; 4112 } 4113 va_end(ap); 4114 fc = ISP_FC_PC(isp, bus); 4115 4116 if (evt == ISPASYNC_CHANGE_PDB) { 4117 msg = "Port Database Changed"; 4118 isp_prt(isp, ISP_LOGINFO, 4119 "Chan %d %s (nphdl 0x%x state 0x%x reason 0x%x)", 4120 bus, msg, nphdl, nlstate, reason); 4121 } else if (evt == ISPASYNC_CHANGE_SNS) { 4122 msg = "Name Server Database Changed"; 4123 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (PortID 0x%06x)", 4124 bus, msg, portid); 4125 } else { 4126 msg = "Other Change Notify"; 4127 isp_prt(isp, ISP_LOGINFO, "Chan %d %s", bus, msg); 4128 } 4129 isp_loop_changed(isp, bus); 4130 break; 4131 } 4132#ifdef ISP_TARGET_MODE 4133 case ISPASYNC_TARGET_NOTIFY: 4134 { 4135 isp_notify_t *notify; 4136 va_start(ap, cmd); 4137 notify = va_arg(ap, isp_notify_t *); 4138 va_end(ap); 4139 switch (notify->nt_ncode) { 4140 case NT_ABORT_TASK: 4141 case NT_ABORT_TASK_SET: 4142 case NT_CLEAR_ACA: 4143 case NT_CLEAR_TASK_SET: 4144 case NT_LUN_RESET: 4145 case NT_TARGET_RESET: 4146 case NT_QUERY_TASK_SET: 4147 case NT_QUERY_ASYNC_EVENT: 4148 /* 4149 * These are task management functions. 4150 */ 4151 isp_handle_platform_target_tmf(isp, notify); 4152 break; 4153 case NT_BUS_RESET: 4154 case NT_LIP_RESET: 4155 case NT_LINK_UP: 4156 case NT_LINK_DOWN: 4157 case NT_HBA_RESET: 4158 /* 4159 * No action need be taken here. 4160 */ 4161 break; 4162 case NT_GLOBAL_LOGOUT: 4163 case NT_LOGOUT: 4164 /* 4165 * This is device arrival/departure notification 4166 */ 4167 isp_handle_platform_target_notify_ack(isp, notify, 0); 4168 break; 4169 default: 4170 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 4171 isp_handle_platform_target_notify_ack(isp, notify, 0); 4172 break; 4173 } 4174 break; 4175 } 4176 case ISPASYNC_TARGET_NOTIFY_ACK: 4177 { 4178 void *inot; 4179 va_start(ap, cmd); 4180 inot = va_arg(ap, void *); 4181 va_end(ap); 4182 if (isp_notify_ack(isp, inot)) { 4183 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 4184 if (tp) { 4185 tp->isp = isp; 4186 if (inot) { 4187 memcpy(tp->data, inot, sizeof (tp->data)); 4188 tp->not = tp->data; 4189 } else { 4190 tp->not = NULL; 4191 } 4192 callout_init_mtx(&tp->timer, &isp->isp_lock, 0); 4193 callout_reset(&tp->timer, 5, 4194 isp_refire_notify_ack, tp); 4195 } else { 4196 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 4197 } 4198 } 4199 break; 4200 } 4201 case ISPASYNC_TARGET_ACTION: 4202 { 4203 isphdr_t *hp; 4204 4205 va_start(ap, cmd); 4206 hp = va_arg(ap, isphdr_t *); 4207 va_end(ap); 4208 switch (hp->rqs_entry_type) { 4209 default: 4210 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 4211 break; 4212 case RQSTYPE_NOTIFY: 4213 if (IS_24XX(isp)) { 4214 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 4215 } else { 4216 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 4217 } 4218 break; 4219 case RQSTYPE_ATIO: 4220 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 4221 break; 4222 case RQSTYPE_ATIO2: 4223 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 4224 break; 4225 case RQSTYPE_CTIO7: 4226 case RQSTYPE_CTIO3: 4227 case RQSTYPE_CTIO2: 4228 case RQSTYPE_CTIO: 4229 isp_handle_platform_ctio(isp, hp); 4230 break; 4231 case RQSTYPE_ABTS_RCVD: 4232 { 4233 abts_t *abts = (abts_t *)hp; 4234 isp_notify_t notify, *nt = ¬ify; 4235 atio_private_data_t *atp; 4236 fcportdb_t *lp; 4237 uint16_t chan; 4238 uint32_t sid, did; 4239 4240 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 4241 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 4242 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 4243 4244 nt->nt_hba = isp; 4245 nt->nt_did = did; 4246 nt->nt_nphdl = abts->abts_nphdl; 4247 nt->nt_sid = sid; 4248 isp_find_chan_by_did(isp, did, &chan); 4249 if (chan == ISP_NOCHAN) { 4250 nt->nt_tgt = TGT_ANY; 4251 } else { 4252 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 4253 if (isp_find_pdb_by_handle(isp, chan, abts->abts_nphdl, &lp)) { 4254 nt->nt_wwn = lp->port_wwn; 4255 } else { 4256 nt->nt_wwn = INI_ANY; 4257 } 4258 } 4259 /* 4260 * Try hard to find the lun for this command. 4261 */ 4262 atp = isp_find_atpd(isp, chan, abts->abts_rxid_task); 4263 nt->nt_lun = atp ? atp->lun : LUN_ANY; 4264 nt->nt_need_ack = 1; 4265 nt->nt_tagval = abts->abts_rxid_task; 4266 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 4267 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 4268 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)", 4269 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 4270 } else { 4271 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)", 4272 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 4273 } 4274 nt->nt_channel = chan; 4275 nt->nt_ncode = NT_ABORT_TASK; 4276 nt->nt_lreserved = hp; 4277 isp_handle_platform_target_tmf(isp, nt); 4278 break; 4279 } 4280 } 4281 break; 4282 } 4283#endif 4284 case ISPASYNC_FW_CRASH: 4285 { 4286 uint16_t mbox1, mbox6; 4287 mbox1 = ISP_READ(isp, OUTMAILBOX1); 4288 if (IS_DUALBUS(isp)) { 4289 mbox6 = ISP_READ(isp, OUTMAILBOX6); 4290 } else { 4291 mbox6 = 0; 4292 } 4293 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 4294 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 4295 isp->isp_osinfo.mbox_sleep_ok = 0; 4296 isp_reinit(isp, 1); 4297 isp->isp_osinfo.mbox_sleep_ok = mbox1; 4298 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 4299 break; 4300 } 4301 default: 4302 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 4303 break; 4304 } 4305} 4306 4307 4308/* 4309 * Locks are held before coming here. 4310 */ 4311void 4312isp_uninit(ispsoftc_t *isp) 4313{ 4314 if (IS_24XX(isp)) { 4315 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 4316 } else { 4317 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 4318 } 4319 ISP_DISABLE_INTS(isp); 4320} 4321 4322uint64_t 4323isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 4324{ 4325 uint64_t seed; 4326 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4327 4328 /* First try to use explicitly configured WWNs. */ 4329 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 4330 if (seed) 4331 return (seed); 4332 4333 /* Otherwise try to use WWNs from NVRAM. */ 4334 if (isactive) { 4335 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : 4336 FCPARAM(isp, chan)->isp_wwpn_nvram; 4337 if (seed) 4338 return (seed); 4339 } 4340 4341 /* If still no WWNs, try to steal them from the first channel. */ 4342 if (chan > 0) { 4343 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : 4344 ISP_FC_PC(isp, 0)->def_wwpn; 4345 if (seed == 0) { 4346 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : 4347 FCPARAM(isp, 0)->isp_wwpn_nvram; 4348 } 4349 } 4350 4351 /* If still nothing -- improvise. */ 4352 if (seed == 0) { 4353 seed = 0x400000007F000000ull + device_get_unit(isp->isp_dev); 4354 if (!iswwnn) 4355 seed ^= 0x0100000000000000ULL; 4356 } 4357 4358 /* For additional channels we have to improvise even more. */ 4359 if (!iswwnn && chan > 0) { 4360 /* 4361 * We'll stick our channel number plus one first into bits 4362 * 57..59 and thence into bits 52..55 which allows for 8 bits 4363 * of channel which is enough for our maximum of 255 channels. 4364 */ 4365 seed ^= 0x0100000000000000ULL; 4366 seed ^= ((uint64_t) (chan + 1) & 0xf) << 56; 4367 seed ^= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 4368 } 4369 return (seed); 4370} 4371 4372void 4373isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 4374{ 4375 int loc; 4376 char lbuf[200]; 4377 va_list ap; 4378 4379 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4380 return; 4381 } 4382 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 4383 loc = strlen(lbuf); 4384 va_start(ap, fmt); 4385 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 4386 va_end(ap); 4387 printf("%s\n", lbuf); 4388} 4389 4390void 4391isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 4392{ 4393 va_list ap; 4394 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 4395 return; 4396 } 4397 xpt_print_path(xs->ccb_h.path); 4398 va_start(ap, fmt); 4399 vprintf(fmt, ap); 4400 va_end(ap); 4401 printf("\n"); 4402} 4403 4404uint64_t 4405isp_nanotime_sub(struct timespec *b, struct timespec *a) 4406{ 4407 uint64_t elapsed; 4408 struct timespec x = *b; 4409 timespecsub(&x, a); 4410 elapsed = GET_NANOSEC(&x); 4411 if (elapsed == 0) 4412 elapsed++; 4413 return (elapsed); 4414} 4415 4416int 4417isp_mbox_acquire(ispsoftc_t *isp) 4418{ 4419 if (isp->isp_osinfo.mboxbsy) { 4420 return (1); 4421 } else { 4422 isp->isp_osinfo.mboxcmd_done = 0; 4423 isp->isp_osinfo.mboxbsy = 1; 4424 return (0); 4425 } 4426} 4427 4428void 4429isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 4430{ 4431 unsigned int usecs = mbp->timeout; 4432 unsigned int max, olim, ilim; 4433 4434 if (usecs == 0) { 4435 usecs = MBCMD_DEFAULT_TIMEOUT; 4436 } 4437 max = isp->isp_mbxwrk0 + 1; 4438 4439 if (isp->isp_osinfo.mbox_sleep_ok) { 4440 unsigned int ms = (usecs + 999) / 1000; 4441 4442 isp->isp_osinfo.mbox_sleep_ok = 0; 4443 isp->isp_osinfo.mbox_sleeping = 1; 4444 for (olim = 0; olim < max; olim++) { 4445 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 4446 if (isp->isp_osinfo.mboxcmd_done) { 4447 break; 4448 } 4449 } 4450 isp->isp_osinfo.mbox_sleep_ok = 1; 4451 isp->isp_osinfo.mbox_sleeping = 0; 4452 } else { 4453 for (olim = 0; olim < max; olim++) { 4454 for (ilim = 0; ilim < usecs; ilim += 100) { 4455 uint16_t isr, sema, info; 4456 if (isp->isp_osinfo.mboxcmd_done) { 4457 break; 4458 } 4459 if (ISP_READ_ISR(isp, &isr, &sema, &info)) { 4460 isp_intr(isp, isr, sema, info); 4461 if (isp->isp_osinfo.mboxcmd_done) { 4462 break; 4463 } 4464 } 4465 ISP_DELAY(100); 4466 } 4467 if (isp->isp_osinfo.mboxcmd_done) { 4468 break; 4469 } 4470 } 4471 } 4472 if (isp->isp_osinfo.mboxcmd_done == 0) { 4473 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 4474 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 4475 mbp->param[0] = MBOX_TIMEOUT; 4476 isp->isp_osinfo.mboxcmd_done = 1; 4477 } 4478} 4479 4480void 4481isp_mbox_notify_done(ispsoftc_t *isp) 4482{ 4483 if (isp->isp_osinfo.mbox_sleeping) { 4484 wakeup(&isp->isp_mbxworkp); 4485 } 4486 isp->isp_osinfo.mboxcmd_done = 1; 4487} 4488 4489void 4490isp_mbox_release(ispsoftc_t *isp) 4491{ 4492 isp->isp_osinfo.mboxbsy = 0; 4493} 4494 4495int 4496isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 4497{ 4498 int ret = 0; 4499 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 4500 ret = -1; 4501 } else { 4502 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 4503 } 4504 return (ret); 4505} 4506 4507int 4508isp_mstohz(int ms) 4509{ 4510 int hz; 4511 struct timeval t; 4512 t.tv_sec = ms / 1000; 4513 t.tv_usec = (ms % 1000) * 1000; 4514 hz = tvtohz(&t); 4515 if (hz < 0) { 4516 hz = 0x7fffffff; 4517 } 4518 if (hz == 0) { 4519 hz = 1; 4520 } 4521 return (hz); 4522} 4523 4524void 4525isp_platform_intr(void *arg) 4526{ 4527 ispsoftc_t *isp = arg; 4528 uint16_t isr, sema, info; 4529 4530 ISP_LOCK(isp); 4531 isp->isp_intcnt++; 4532 if (ISP_READ_ISR(isp, &isr, &sema, &info)) 4533 isp_intr(isp, isr, sema, info); 4534 else 4535 isp->isp_intbogus++; 4536 ISP_UNLOCK(isp); 4537} 4538 4539void 4540isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 4541{ 4542 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 4543 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 4544 } else { 4545 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 4546 } 4547 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 4548} 4549 4550/* 4551 * Reset the command reference number for all LUNs on a specific target 4552 * (needed when a target arrives again) or for all targets on a port 4553 * (needed for events like a LIP). 4554 */ 4555void 4556isp_fcp_reset_crn(ispsoftc_t *isp, int chan, uint32_t tgt, int tgt_set) 4557{ 4558 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4559 struct isp_nexus *nxp; 4560 int i; 4561 4562 if (tgt_set == 0) 4563 isp_prt(isp, ISP_LOGDEBUG0, 4564 "Chan %d resetting CRN on all targets", chan); 4565 else 4566 isp_prt(isp, ISP_LOGDEBUG0, 4567 "Chan %d resetting CRN on target %u", chan, tgt); 4568 4569 for (i = 0; i < NEXUS_HASH_WIDTH; i++) { 4570 for (nxp = fc->nexus_hash[i]; nxp != NULL; nxp = nxp->next) { 4571 if (tgt_set == 0 || tgt == nxp->tgt) 4572 nxp->crnseed = 0; 4573 } 4574 } 4575} 4576 4577int 4578isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 4579{ 4580 lun_id_t lun; 4581 uint32_t chan, tgt; 4582 struct isp_fc *fc; 4583 struct isp_nexus *nxp; 4584 int idx; 4585 4586 if (IS_2100(isp)) 4587 return (0); 4588 4589 chan = XS_CHANNEL(cmd); 4590 tgt = XS_TGT(cmd); 4591 lun = XS_LUN(cmd); 4592 fc = &isp->isp_osinfo.pc.fc[chan]; 4593 idx = NEXUS_HASH(tgt, lun); 4594 nxp = fc->nexus_hash[idx]; 4595 4596 while (nxp) { 4597 if (nxp->tgt == tgt && nxp->lun == lun) 4598 break; 4599 nxp = nxp->next; 4600 } 4601 if (nxp == NULL) { 4602 nxp = fc->nexus_free_list; 4603 if (nxp == NULL) { 4604 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 4605 if (nxp == NULL) { 4606 return (-1); 4607 } 4608 } else { 4609 fc->nexus_free_list = nxp->next; 4610 } 4611 nxp->tgt = tgt; 4612 nxp->lun = lun; 4613 nxp->next = fc->nexus_hash[idx]; 4614 fc->nexus_hash[idx] = nxp; 4615 } 4616 if (nxp->crnseed == 0) 4617 nxp->crnseed = 1; 4618 PISP_PCMD(cmd)->crn = nxp->crnseed; 4619 *crnp = nxp->crnseed++; 4620 return (0); 4621} 4622 4623/* 4624 * We enter with the lock held 4625 */ 4626void 4627isp_timer(void *arg) 4628{ 4629 ispsoftc_t *isp = arg; 4630#ifdef ISP_TARGET_MODE 4631 isp_tmcmd_restart(isp); 4632#endif 4633 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 4634} 4635 4636isp_ecmd_t * 4637isp_get_ecmd(ispsoftc_t *isp) 4638{ 4639 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 4640 if (ecmd) { 4641 isp->isp_osinfo.ecmd_free = ecmd->next; 4642 } 4643 return (ecmd); 4644} 4645 4646void 4647isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 4648{ 4649 ecmd->next = isp->isp_osinfo.ecmd_free; 4650 isp->isp_osinfo.ecmd_free = ecmd; 4651} 4652