1 /*- 2 * Copyright (c) 1997-2009 by Matthew Jacob 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice immediately at the beginning of the file, without modification, 10 * this list of conditions, and the following disclaimer. 11 * 2. The name of the author may not be used to endorse or promote products 12 * derived from this software without specific prior written permission. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 29 */ 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 #include <dev/isp/isp_freebsd.h> 33 #include <sys/unistd.h> 34 #include <sys/kthread.h> 35 #include <sys/conf.h> 36 #include <sys/module.h> 37 #include <sys/ioccom.h> 38 #include <dev/isp/isp_ioctl.h> 39 #include <sys/devicestat.h> 40 #include <cam/cam_periph.h> 41 #include <cam/cam_xpt_periph.h> 42 43 #if __FreeBSD_version < 800002 44 #define THREAD_CREATE kthread_create 45 #else 46 #define THREAD_CREATE kproc_create 47 #endif 48 49 MODULE_VERSION(isp, 1); 50 MODULE_DEPEND(isp, cam, 1, 1, 1); 51 int isp_announced = 0; 52 int isp_fabric_hysteresis = 5; 53 int isp_loop_down_limit = 60; /* default loop down limit */ 54 int isp_change_is_bad = 0; /* "changed" devices are bad */ 55 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 56 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 57 int isp_autoconfig = 1; /* automatically attach/detach devices */ 58 static const char prom3[] = "Chan %d PortID 0x%06x Departed from Target %u because of %s"; 59 static const char rqo[] = "%s: Request Queue Overflow\n"; 60 61 static void isp_freeze_loopdown(ispsoftc_t *, int, char *); 62 static d_ioctl_t ispioctl; 63 static void isp_intr_enable(void *); 64 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 65 static void isp_poll(struct cam_sim *); 66 static timeout_t isp_watchdog; 67 static timeout_t isp_gdt; 68 static task_fn_t isp_gdt_task; 69 static timeout_t isp_ldt; 70 static task_fn_t isp_ldt_task; 71 static void isp_kthread(void *); 72 static void isp_action(struct cam_sim *, union ccb *); 73 #ifdef ISP_INTERNAL_TARGET 74 static void isp_target_thread_pi(void *); 75 static void isp_target_thread_fc(void *); 76 #endif 77 static void isp_timer(void *); 78 79 static struct cdevsw isp_cdevsw = { 80 .d_version = D_VERSION, 81 .d_ioctl = ispioctl, 82 .d_name = "isp", 83 }; 84 85 static int 86 isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 87 { 88 struct ccb_setasync csa; 89 struct cam_sim *sim; 90 struct cam_path *path; 91 92 /* 93 * Construct our SIM entry. 94 */ 95 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, device_get_unit(isp->isp_dev), &isp->isp_osinfo.lock, isp->isp_maxcmds, isp->isp_maxcmds, devq); 96 97 if (sim == NULL) { 98 return (ENOMEM); 99 } 100 101 ISP_LOCK(isp); 102 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) { 103 ISP_UNLOCK(isp); 104 cam_sim_free(sim, FALSE); 105 return (EIO); 106 } 107 ISP_UNLOCK(isp); 108 if (xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 109 ISP_LOCK(isp); 110 xpt_bus_deregister(cam_sim_path(sim)); 111 ISP_UNLOCK(isp); 112 cam_sim_free(sim, FALSE); 113 return (ENXIO); 114 } 115 xpt_setup_ccb(&csa.ccb_h, path, 5); 116 csa.ccb_h.func_code = XPT_SASYNC_CB; 117 csa.event_enable = AC_LOST_DEVICE; 118 csa.callback = isp_cam_async; 119 csa.callback_arg = sim; 120 121 ISP_LOCK(isp); 122 xpt_action((union ccb *)&csa); 123 ISP_UNLOCK(isp); 124 125 if (IS_SCSI(isp)) { 126 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 127 spi->sim = sim; 128 spi->path = path; 129 #ifdef ISP_INTERNAL_TARGET 130 ISP_SET_PC(isp, chan, proc_active, 1); 131 if (THREAD_CREATE(isp_target_thread_pi, spi, &spi->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 132 ISP_SET_PC(isp, chan, proc_active, 0); 133 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 134 } 135 #endif 136 } else { 137 fcparam *fcp = FCPARAM(isp, chan); 138 struct isp_fc *fc = ISP_FC_PC(isp, chan); 139 140 ISP_LOCK(isp); 141 fc->sim = sim; 142 fc->path = path; 143 fc->isp = isp; 144 fc->ready = 1; 145 146 callout_init_mtx(&fc->ldt, &isp->isp_osinfo.lock, 0); 147 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 148 TASK_INIT(&fc->ltask, 1, isp_ldt_task, fc); 149 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 150 151 /* 152 * We start by being "loop down" if we have an initiator role 153 */ 154 if (fcp->role & ISP_ROLE_INITIATOR) { 155 isp_freeze_loopdown(isp, chan, "isp_attach"); 156 callout_reset(&fc->ldt, isp_quickboot_time * hz, isp_ldt, fc); 157 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Starting Initial Loop Down Timer @ %lu", (unsigned long) time_uptime); 158 } 159 ISP_UNLOCK(isp); 160 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 161 xpt_free_path(fc->path); 162 ISP_LOCK(isp); 163 if (callout_active(&fc->ldt)) 164 callout_stop(&fc->ldt); 165 xpt_bus_deregister(cam_sim_path(fc->sim)); 166 ISP_UNLOCK(isp); 167 cam_sim_free(fc->sim, FALSE); 168 return (ENOMEM); 169 } 170 #ifdef ISP_INTERNAL_TARGET 171 ISP_SET_PC(isp, chan, proc_active, 1); 172 if (THREAD_CREATE(isp_target_thread_fc, fc, &fc->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 173 ISP_SET_PC(isp, chan, proc_active, 0); 174 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 175 } 176 #endif 177 if (chan == 0) { 178 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); 179 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 180 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwnn", CTLFLAG_RD, &FCPARAM(isp, 0)->isp_wwnn, "World Wide Node Name"); 181 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwpn", CTLFLAG_RD, &FCPARAM(isp, 0)->isp_wwpn, "World Wide Port Name"); 182 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "loop_down_limit", CTLFLAG_RW, &ISP_FC_PC(isp, 0)->loop_down_limit, 0, "Loop Down Limit"); 183 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "gone_device_time", CTLFLAG_RW, &ISP_FC_PC(isp, 0)->gone_device_time, 0, "Gone Device Time"); 184 #if defined(ISP_TARGET_MODE) && defined(DEBUG) 185 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "inject_lost_data_frame", CTLFLAG_RW, &ISP_FC_PC(isp, 0)->inject_lost_data_frame, 0, "Cause a Lost Frame on a Read"); 186 #endif 187 } 188 } 189 return (0); 190 } 191 192 int 193 isp_attach(ispsoftc_t *isp) 194 { 195 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 196 int du = device_get_unit(isp->isp_dev); 197 int chan; 198 199 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 200 isp->isp_osinfo.ehook.ich_arg = isp; 201 /* 202 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 203 * will be called right awawy, which will clear isp_osinfo.ehook_active, 204 * which would be unwise to then set again later. 205 */ 206 isp->isp_osinfo.ehook_active = 1; 207 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 208 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 209 return (-EIO); 210 } 211 212 /* 213 * Create the device queue for our SIM(s). 214 */ 215 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 216 if (isp->isp_osinfo.devq == NULL) { 217 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 218 return (EIO); 219 } 220 221 for (chan = 0; chan < isp->isp_nchan; chan++) { 222 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 223 goto unwind; 224 } 225 } 226 227 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 228 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 229 isp->isp_osinfo.timer_active = 1; 230 231 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 232 if (isp->isp_osinfo.cdev) { 233 isp->isp_osinfo.cdev->si_drv1 = isp; 234 } 235 return (0); 236 237 unwind: 238 while (--chan >= 0) { 239 struct cam_sim *sim; 240 struct cam_path *path; 241 if (IS_FC(isp)) { 242 sim = ISP_FC_PC(isp, chan)->sim; 243 path = ISP_FC_PC(isp, chan)->path; 244 } else { 245 sim = ISP_SPI_PC(isp, chan)->sim; 246 path = ISP_SPI_PC(isp, chan)->path; 247 } 248 xpt_free_path(path); 249 ISP_LOCK(isp); 250 xpt_bus_deregister(cam_sim_path(sim)); 251 ISP_UNLOCK(isp); 252 cam_sim_free(sim, FALSE); 253 } 254 if (isp->isp_osinfo.ehook_active) { 255 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 256 isp->isp_osinfo.ehook_active = 0; 257 } 258 if (isp->isp_osinfo.cdev) { 259 destroy_dev(isp->isp_osinfo.cdev); 260 isp->isp_osinfo.cdev = NULL; 261 } 262 cam_simq_free(isp->isp_osinfo.devq); 263 isp->isp_osinfo.devq = NULL; 264 return (-1); 265 } 266 267 int 268 isp_detach(ispsoftc_t *isp) 269 { 270 struct cam_sim *sim; 271 struct cam_path *path; 272 struct ccb_setasync csa; 273 int chan; 274 275 ISP_LOCK(isp); 276 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 277 if (IS_FC(isp)) { 278 sim = ISP_FC_PC(isp, chan)->sim; 279 path = ISP_FC_PC(isp, chan)->path; 280 } else { 281 sim = ISP_SPI_PC(isp, chan)->sim; 282 path = ISP_SPI_PC(isp, chan)->path; 283 } 284 if (sim->refcount > 2) { 285 ISP_UNLOCK(isp); 286 return (EBUSY); 287 } 288 } 289 if (isp->isp_osinfo.timer_active) { 290 callout_stop(&isp->isp_osinfo.tmo); 291 isp->isp_osinfo.timer_active = 0; 292 } 293 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 294 if (IS_FC(isp)) { 295 sim = ISP_FC_PC(isp, chan)->sim; 296 path = ISP_FC_PC(isp, chan)->path; 297 } else { 298 sim = ISP_SPI_PC(isp, chan)->sim; 299 path = ISP_SPI_PC(isp, chan)->path; 300 } 301 xpt_setup_ccb(&csa.ccb_h, path, 5); 302 csa.ccb_h.func_code = XPT_SASYNC_CB; 303 csa.event_enable = 0; 304 csa.callback = isp_cam_async; 305 csa.callback_arg = sim; 306 ISP_LOCK(isp); 307 xpt_action((union ccb *)&csa); 308 ISP_UNLOCK(isp); 309 xpt_free_path(path); 310 xpt_bus_deregister(cam_sim_path(sim)); 311 cam_sim_free(sim, FALSE); 312 } 313 ISP_UNLOCK(isp); 314 if (isp->isp_osinfo.cdev) { 315 destroy_dev(isp->isp_osinfo.cdev); 316 isp->isp_osinfo.cdev = NULL; 317 } 318 if (isp->isp_osinfo.ehook_active) { 319 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 320 isp->isp_osinfo.ehook_active = 0; 321 } 322 if (isp->isp_osinfo.devq != NULL) { 323 cam_simq_free(isp->isp_osinfo.devq); 324 isp->isp_osinfo.devq = NULL; 325 } 326 return (0); 327 } 328 329 static void 330 isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg) 331 { 332 if (IS_FC(isp)) { 333 struct isp_fc *fc = ISP_FC_PC(isp, chan); 334 if (fc->simqfrozen == 0) { 335 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan); 336 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 337 xpt_freeze_simq(fc->sim, 1); 338 } else { 339 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan); 340 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 341 } 342 } 343 } 344 345 static void 346 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 347 { 348 if (IS_FC(isp)) { 349 struct isp_fc *fc = ISP_FC_PC(isp, chan); 350 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 351 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 352 if (wasfrozen && fc->simqfrozen == 0) { 353 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan); 354 xpt_release_simq(fc->sim, 1); 355 } 356 } 357 } 358 359 360 static int 361 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 362 { 363 ispsoftc_t *isp; 364 int nr, chan, retval = ENOTTY; 365 366 isp = dev->si_drv1; 367 368 switch (c) { 369 case ISP_SDBLEV: 370 { 371 int olddblev = isp->isp_dblev; 372 isp->isp_dblev = *(int *)addr; 373 *(int *)addr = olddblev; 374 retval = 0; 375 break; 376 } 377 case ISP_GETROLE: 378 chan = *(int *)addr; 379 if (chan < 0 || chan >= isp->isp_nchan) { 380 retval = -ENXIO; 381 break; 382 } 383 if (IS_FC(isp)) { 384 *(int *)addr = FCPARAM(isp, chan)->role; 385 } else { 386 *(int *)addr = SDPARAM(isp, chan)->role; 387 } 388 retval = 0; 389 break; 390 case ISP_SETROLE: 391 nr = *(int *)addr; 392 chan = nr >> 8; 393 if (chan < 0 || chan >= isp->isp_nchan) { 394 retval = -ENXIO; 395 break; 396 } 397 nr &= 0xff; 398 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 399 retval = EINVAL; 400 break; 401 } 402 if (IS_FC(isp)) { 403 /* 404 * We don't really support dual role at present on FC cards. 405 * 406 * We should, but a bunch of things are currently broken, 407 * so don't allow it. 408 */ 409 if (nr == ISP_ROLE_BOTH) { 410 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 411 retval = EINVAL; 412 break; 413 } 414 *(int *)addr = FCPARAM(isp, chan)->role; 415 #ifdef ISP_INTERNAL_TARGET 416 ISP_LOCK(isp); 417 retval = isp_fc_change_role(isp, chan, nr); 418 ISP_UNLOCK(isp); 419 #else 420 FCPARAM(isp, chan)->role = nr; 421 #endif 422 } else { 423 *(int *)addr = SDPARAM(isp, chan)->role; 424 SDPARAM(isp, chan)->role = nr; 425 } 426 retval = 0; 427 break; 428 429 case ISP_RESETHBA: 430 ISP_LOCK(isp); 431 #ifdef ISP_TARGET_MODE 432 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 433 #endif 434 isp_reinit(isp, 0); 435 ISP_UNLOCK(isp); 436 retval = 0; 437 break; 438 439 case ISP_RESCAN: 440 if (IS_FC(isp)) { 441 chan = *(int *)addr; 442 if (chan < 0 || chan >= isp->isp_nchan) { 443 retval = -ENXIO; 444 break; 445 } 446 ISP_LOCK(isp); 447 if (isp_fc_runstate(isp, chan, 5 * 1000000)) { 448 retval = EIO; 449 } else { 450 retval = 0; 451 } 452 ISP_UNLOCK(isp); 453 } 454 break; 455 456 case ISP_FC_LIP: 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_control(isp, ISPCTL_SEND_LIP, chan)) { 465 retval = EIO; 466 } else { 467 retval = 0; 468 } 469 ISP_UNLOCK(isp); 470 } 471 break; 472 case ISP_FC_GETDINFO: 473 { 474 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 475 fcportdb_t *lp; 476 477 if (IS_SCSI(isp)) { 478 break; 479 } 480 if (ifc->loopid >= MAX_FC_TARG) { 481 retval = EINVAL; 482 break; 483 } 484 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 485 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) { 486 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 487 ifc->loopid = lp->handle; 488 ifc->portid = lp->portid; 489 ifc->node_wwn = lp->node_wwn; 490 ifc->port_wwn = lp->port_wwn; 491 retval = 0; 492 } else { 493 retval = ENODEV; 494 } 495 break; 496 } 497 case ISP_GET_STATS: 498 { 499 isp_stats_t *sp = (isp_stats_t *) addr; 500 501 ISP_MEMZERO(sp, sizeof (*sp)); 502 sp->isp_stat_version = ISP_STATS_VERSION; 503 sp->isp_type = isp->isp_type; 504 sp->isp_revision = isp->isp_revision; 505 ISP_LOCK(isp); 506 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 507 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 508 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 509 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 510 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 511 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 512 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 513 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 514 ISP_UNLOCK(isp); 515 retval = 0; 516 break; 517 } 518 case ISP_CLR_STATS: 519 ISP_LOCK(isp); 520 isp->isp_intcnt = 0; 521 isp->isp_intbogus = 0; 522 isp->isp_intmboxc = 0; 523 isp->isp_intoasync = 0; 524 isp->isp_rsltccmplt = 0; 525 isp->isp_fphccmplt = 0; 526 isp->isp_rscchiwater = 0; 527 isp->isp_fpcchiwater = 0; 528 ISP_UNLOCK(isp); 529 retval = 0; 530 break; 531 case ISP_FC_GETHINFO: 532 { 533 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 534 int chan = hba->fc_channel; 535 536 if (chan < 0 || chan >= isp->isp_nchan) { 537 retval = ENXIO; 538 break; 539 } 540 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 541 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 542 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 543 hba->fc_nchannels = isp->isp_nchan; 544 if (IS_FC(isp)) { 545 hba->fc_nports = MAX_FC_TARG; 546 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 547 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 548 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 549 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 550 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 551 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 552 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 553 } else { 554 hba->fc_nports = MAX_TARGETS; 555 hba->fc_speed = 0; 556 hba->fc_topology = 0; 557 hba->nvram_node_wwn = 0ull; 558 hba->nvram_port_wwn = 0ull; 559 hba->active_node_wwn = 0ull; 560 hba->active_port_wwn = 0ull; 561 } 562 retval = 0; 563 break; 564 } 565 case ISP_TSK_MGMT: 566 { 567 int needmarker; 568 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 569 uint16_t loopid; 570 mbreg_t mbs; 571 572 if (IS_SCSI(isp)) { 573 break; 574 } 575 576 chan = fct->chan; 577 if (chan < 0 || chan >= isp->isp_nchan) { 578 retval = -ENXIO; 579 break; 580 } 581 582 needmarker = retval = 0; 583 loopid = fct->loopid; 584 ISP_LOCK(isp); 585 if (IS_24XX(isp)) { 586 uint8_t local[QENTRY_LEN]; 587 isp24xx_tmf_t *tmf; 588 isp24xx_statusreq_t *sp; 589 fcparam *fcp = FCPARAM(isp, chan); 590 fcportdb_t *lp; 591 int i; 592 593 for (i = 0; i < MAX_FC_TARG; i++) { 594 lp = &fcp->portdb[i]; 595 if (lp->handle == loopid) { 596 break; 597 } 598 } 599 if (i == MAX_FC_TARG) { 600 retval = ENXIO; 601 ISP_UNLOCK(isp); 602 break; 603 } 604 /* XXX VALIDATE LP XXX */ 605 tmf = (isp24xx_tmf_t *) local; 606 ISP_MEMZERO(tmf, QENTRY_LEN); 607 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 608 tmf->tmf_header.rqs_entry_count = 1; 609 tmf->tmf_nphdl = lp->handle; 610 tmf->tmf_delay = 2; 611 tmf->tmf_timeout = 2; 612 tmf->tmf_tidlo = lp->portid; 613 tmf->tmf_tidhi = lp->portid >> 16; 614 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan); 615 tmf->tmf_lun[1] = fct->lun & 0xff; 616 if (fct->lun >= 256) { 617 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8); 618 } 619 switch (fct->action) { 620 case IPT_CLEAR_ACA: 621 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA; 622 break; 623 case IPT_TARGET_RESET: 624 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET; 625 needmarker = 1; 626 break; 627 case IPT_LUN_RESET: 628 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET; 629 needmarker = 1; 630 break; 631 case IPT_CLEAR_TASK_SET: 632 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 633 needmarker = 1; 634 break; 635 case IPT_ABORT_TASK_SET: 636 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 637 needmarker = 1; 638 break; 639 default: 640 retval = EINVAL; 641 break; 642 } 643 if (retval) { 644 ISP_UNLOCK(isp); 645 break; 646 } 647 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000); 648 mbs.param[1] = QENTRY_LEN; 649 mbs.param[2] = DMA_WD1(fcp->isp_scdma); 650 mbs.param[3] = DMA_WD0(fcp->isp_scdma); 651 mbs.param[6] = DMA_WD3(fcp->isp_scdma); 652 mbs.param[7] = DMA_WD2(fcp->isp_scdma); 653 654 if (FC_SCRATCH_ACQUIRE(isp, chan)) { 655 ISP_UNLOCK(isp); 656 retval = ENOMEM; 657 break; 658 } 659 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch); 660 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN, chan); 661 sp = (isp24xx_statusreq_t *) local; 662 sp->req_completion_status = 1; 663 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 664 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan); 665 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp); 666 FC_SCRATCH_RELEASE(isp, chan); 667 if (retval || sp->req_completion_status != 0) { 668 FC_SCRATCH_RELEASE(isp, chan); 669 retval = EIO; 670 } 671 if (retval == 0) { 672 if (needmarker) { 673 fcp->sendmarker = 1; 674 } 675 } 676 } else { 677 MBSINIT(&mbs, 0, MBLOGALL, 0); 678 if (ISP_CAP_2KLOGIN(isp) == 0) { 679 loopid <<= 8; 680 } 681 switch (fct->action) { 682 case IPT_CLEAR_ACA: 683 mbs.param[0] = MBOX_CLEAR_ACA; 684 mbs.param[1] = loopid; 685 mbs.param[2] = fct->lun; 686 break; 687 case IPT_TARGET_RESET: 688 mbs.param[0] = MBOX_TARGET_RESET; 689 mbs.param[1] = loopid; 690 needmarker = 1; 691 break; 692 case IPT_LUN_RESET: 693 mbs.param[0] = MBOX_LUN_RESET; 694 mbs.param[1] = loopid; 695 mbs.param[2] = fct->lun; 696 needmarker = 1; 697 break; 698 case IPT_CLEAR_TASK_SET: 699 mbs.param[0] = MBOX_CLEAR_TASK_SET; 700 mbs.param[1] = loopid; 701 mbs.param[2] = fct->lun; 702 needmarker = 1; 703 break; 704 case IPT_ABORT_TASK_SET: 705 mbs.param[0] = MBOX_ABORT_TASK_SET; 706 mbs.param[1] = loopid; 707 mbs.param[2] = fct->lun; 708 needmarker = 1; 709 break; 710 default: 711 retval = EINVAL; 712 break; 713 } 714 if (retval == 0) { 715 if (needmarker) { 716 FCPARAM(isp, chan)->sendmarker = 1; 717 } 718 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 719 if (retval) { 720 retval = EIO; 721 } 722 } 723 } 724 ISP_UNLOCK(isp); 725 break; 726 } 727 default: 728 break; 729 } 730 return (retval); 731 } 732 733 static void 734 isp_intr_enable(void *arg) 735 { 736 int chan; 737 ispsoftc_t *isp = arg; 738 ISP_LOCK(isp); 739 for (chan = 0; chan < isp->isp_nchan; chan++) { 740 if (IS_FC(isp)) { 741 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 742 ISP_ENABLE_INTS(isp); 743 break; 744 } 745 } else { 746 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) { 747 ISP_ENABLE_INTS(isp); 748 break; 749 } 750 } 751 } 752 isp->isp_osinfo.ehook_active = 0; 753 ISP_UNLOCK(isp); 754 /* Release our hook so that the boot can continue. */ 755 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 756 } 757 758 /* 759 * Local Inlines 760 */ 761 762 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 763 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 764 765 static ISP_INLINE int 766 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 767 { 768 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 769 if (ISP_PCMD(ccb) == NULL) { 770 return (-1); 771 } 772 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 773 return (0); 774 } 775 776 static ISP_INLINE void 777 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 778 { 779 if (ISP_PCMD(ccb)) { 780 ((struct isp_pcmd *)ISP_PCMD(ccb))->next = isp->isp_osinfo.pcmd_free; 781 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 782 ISP_PCMD(ccb) = NULL; 783 } 784 } 785 786 /* 787 * Put the target mode functions here, because some are inlines 788 */ 789 #ifdef ISP_TARGET_MODE 790 static ISP_INLINE void isp_tmlock(ispsoftc_t *, const char *); 791 static ISP_INLINE void isp_tmunlk(ispsoftc_t *); 792 static ISP_INLINE int is_any_lun_enabled(ispsoftc_t *, int); 793 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 794 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 795 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 796 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 797 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 798 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 799 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 800 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 801 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 802 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 803 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 804 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 805 static void isp_enable_lun(ispsoftc_t *, union ccb *); 806 static cam_status isp_enable_deferred_luns(ispsoftc_t *, int); 807 static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t); 808 static void isp_disable_lun(ispsoftc_t *, union ccb *); 809 static int isp_enable_target_mode(ispsoftc_t *, int); 810 static int isp_disable_target_mode(ispsoftc_t *, int); 811 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 812 static timeout_t isp_refire_putback_atio; 813 static timeout_t isp_refire_notify_ack; 814 static void isp_complete_ctio(union ccb *); 815 static void isp_target_putback_atio(union ccb *); 816 enum Start_Ctio_How { FROM_CAM, FROM_SRR, FROM_CTIO_DONE }; 817 static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How); 818 static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 819 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 820 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 821 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 822 static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 823 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 824 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 825 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 826 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 827 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 828 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 829 830 static ISP_INLINE void 831 isp_tmlock(ispsoftc_t *isp, const char *msg) 832 { 833 while (isp->isp_osinfo.tmbusy) { 834 isp->isp_osinfo.tmwanted = 1; 835 mtx_sleep(isp, &isp->isp_lock, PRIBIO, msg, 0); 836 } 837 isp->isp_osinfo.tmbusy = 1; 838 } 839 840 static ISP_INLINE void 841 isp_tmunlk(ispsoftc_t *isp) 842 { 843 isp->isp_osinfo.tmbusy = 0; 844 if (isp->isp_osinfo.tmwanted) { 845 isp->isp_osinfo.tmwanted = 0; 846 wakeup(isp); 847 } 848 } 849 850 static ISP_INLINE int 851 is_any_lun_enabled(ispsoftc_t *isp, int bus) 852 { 853 struct tslist *lhp; 854 int i; 855 856 for (i = 0; i < LUN_HASH_SIZE; i++) { 857 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 858 if (SLIST_FIRST(lhp)) 859 return (1); 860 } 861 return (0); 862 } 863 864 static ISP_INLINE int 865 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 866 { 867 tstate_t *tptr; 868 struct tslist *lhp; 869 870 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 871 SLIST_FOREACH(tptr, lhp, next) { 872 if (xpt_path_lun_id(tptr->owner) == lun) { 873 return (1); 874 } 875 } 876 return (0); 877 } 878 879 static void 880 dump_tstates(ispsoftc_t *isp, int bus) 881 { 882 int i, j; 883 struct tslist *lhp; 884 tstate_t *tptr = NULL; 885 886 if (bus >= isp->isp_nchan) { 887 return; 888 } 889 for (i = 0; i < LUN_HASH_SIZE; i++) { 890 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 891 j = 0; 892 SLIST_FOREACH(tptr, lhp, next) { 893 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 894 j++; 895 } 896 } 897 } 898 899 static ISP_INLINE tstate_t * 900 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 901 { 902 tstate_t *tptr = NULL; 903 struct tslist *lhp; 904 int i; 905 906 if (bus < isp->isp_nchan) { 907 for (i = 0; i < LUN_HASH_SIZE; i++) { 908 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 909 SLIST_FOREACH(tptr, lhp, next) { 910 if (xpt_path_lun_id(tptr->owner) == lun) { 911 tptr->hold++; 912 return (tptr); 913 } 914 } 915 } 916 } 917 return (NULL); 918 } 919 920 static ISP_INLINE tstate_t * 921 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 922 { 923 tstate_t *tptr = NULL; 924 atio_private_data_t *atp; 925 struct tslist *lhp; 926 int i; 927 928 if (bus < isp->isp_nchan && tagval != 0) { 929 for (i = 0; i < LUN_HASH_SIZE; i++) { 930 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 931 SLIST_FOREACH(tptr, lhp, next) { 932 atp = isp_get_atpd(isp, tptr, tagval); 933 if (atp && atp->tag == tagval) { 934 tptr->hold++; 935 return (tptr); 936 } 937 } 938 } 939 } 940 return (NULL); 941 } 942 943 static ISP_INLINE inot_private_data_t * 944 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 945 { 946 inot_private_data_t *ntp; 947 tstate_t *tptr; 948 struct tslist *lhp; 949 int bus, i; 950 951 for (bus = 0; bus < isp->isp_nchan; bus++) { 952 for (i = 0; i < LUN_HASH_SIZE; i++) { 953 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 954 SLIST_FOREACH(tptr, lhp, next) { 955 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 956 if (ntp) { 957 *rslt = tptr; 958 tptr->hold++; 959 return (ntp); 960 } 961 } 962 } 963 } 964 return (NULL); 965 } 966 967 static ISP_INLINE void 968 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 969 { 970 KASSERT((tptr->hold), ("tptr not held")); 971 tptr->hold--; 972 } 973 974 static void 975 isp_tmcmd_restart(ispsoftc_t *isp) 976 { 977 inot_private_data_t *ntp; 978 tstate_t *tptr; 979 struct tslist *lhp; 980 int bus, i; 981 982 for (bus = 0; bus < isp->isp_nchan; bus++) { 983 for (i = 0; i < LUN_HASH_SIZE; i++) { 984 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 985 SLIST_FOREACH(tptr, lhp, next) { 986 inot_private_data_t *restart_queue = tptr->restart_queue; 987 tptr->restart_queue = NULL; 988 while (restart_queue) { 989 ntp = restart_queue; 990 restart_queue = ntp->rd.nt.nt_hba; 991 if (IS_24XX(isp)) { 992 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 993 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 994 } else { 995 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 996 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 997 } 998 isp_put_ntpd(isp, tptr, ntp); 999 if (tptr->restart_queue && restart_queue != NULL) { 1000 ntp = tptr->restart_queue; 1001 tptr->restart_queue = restart_queue; 1002 while (restart_queue->rd.nt.nt_hba) { 1003 restart_queue = restart_queue->rd.nt.nt_hba; 1004 } 1005 restart_queue->rd.nt.nt_hba = ntp; 1006 break; 1007 } 1008 } 1009 } 1010 } 1011 } 1012 } 1013 1014 static ISP_INLINE atio_private_data_t * 1015 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1016 { 1017 atio_private_data_t *atp; 1018 1019 if (tag == 0) { 1020 atp = tptr->atfree; 1021 if (atp) { 1022 tptr->atfree = atp->next; 1023 } 1024 return (atp); 1025 } 1026 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1027 if (atp->tag == tag) { 1028 return (atp); 1029 } 1030 } 1031 return (NULL); 1032 } 1033 1034 static ISP_INLINE void 1035 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 1036 { 1037 if (atp->ests) { 1038 isp_put_ecmd(isp, atp->ests); 1039 } 1040 memset(atp, 0, sizeof (*atp)); 1041 atp->next = tptr->atfree; 1042 tptr->atfree = atp; 1043 } 1044 1045 static void 1046 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 1047 { 1048 atio_private_data_t *atp; 1049 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1050 1051 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1052 if (atp->tag == 0) { 1053 continue; 1054 } 1055 xpt_print(tptr->owner, "ATP: [0x%x] origdlen %u bytes_xfrd %u last_xfr %u lun %u nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s\n", 1056 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->last_xframt, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 1057 } 1058 } 1059 1060 1061 static ISP_INLINE inot_private_data_t * 1062 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1063 { 1064 inot_private_data_t *ntp; 1065 ntp = tptr->ntfree; 1066 if (ntp) { 1067 tptr->ntfree = ntp->next; 1068 } 1069 return (ntp); 1070 } 1071 1072 static ISP_INLINE inot_private_data_t * 1073 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1074 { 1075 inot_private_data_t *ntp; 1076 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1077 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1078 return (ntp); 1079 } 1080 } 1081 return (NULL); 1082 } 1083 1084 static ISP_INLINE void 1085 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1086 { 1087 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1088 ntp->next = tptr->ntfree; 1089 tptr->ntfree = ntp; 1090 } 1091 1092 static cam_status 1093 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1094 { 1095 cam_status status; 1096 lun_id_t lun; 1097 struct tslist *lhp; 1098 tstate_t *tptr; 1099 int i; 1100 1101 lun = xpt_path_lun_id(path); 1102 if (lun != CAM_LUN_WILDCARD) { 1103 if (lun >= ISP_MAX_LUNS(isp)) { 1104 return (CAM_LUN_INVALID); 1105 } 1106 } 1107 if (is_lun_enabled(isp, bus, lun)) { 1108 return (CAM_LUN_ALRDY_ENA); 1109 } 1110 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1111 if (tptr == NULL) { 1112 return (CAM_RESRC_UNAVAIL); 1113 } 1114 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1115 if (status != CAM_REQ_CMP) { 1116 free(tptr, M_DEVBUF); 1117 return (status); 1118 } 1119 SLIST_INIT(&tptr->atios); 1120 SLIST_INIT(&tptr->inots); 1121 for (i = 0; i < ATPDPSIZE-1; i++) { 1122 tptr->atpool[i].next = &tptr->atpool[i+1]; 1123 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1124 } 1125 tptr->atfree = tptr->atpool; 1126 tptr->ntfree = tptr->ntpool; 1127 tptr->hold = 1; 1128 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1129 SLIST_INSERT_HEAD(lhp, tptr, next); 1130 *rslt = tptr; 1131 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1132 return (CAM_REQ_CMP); 1133 } 1134 1135 static ISP_INLINE void 1136 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1137 { 1138 struct tslist *lhp; 1139 1140 KASSERT((tptr->hold != 0), ("tptr is not held")); 1141 KASSERT((tptr->hold == 1), ("tptr still held (%d)", tptr->hold)); 1142 ISP_GET_PC_ADDR(isp, cam_sim_bus(xpt_path_sim(tptr->owner)), lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1143 SLIST_REMOVE(lhp, tptr, tstate, next); 1144 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "destroyed tstate\n"); 1145 xpt_free_path(tptr->owner); 1146 free(tptr, M_DEVBUF); 1147 } 1148 1149 /* 1150 * Enable a lun. 1151 */ 1152 static void 1153 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1154 { 1155 tstate_t *tptr = NULL; 1156 int bus, tm_enabled, target_role; 1157 target_id_t target; 1158 lun_id_t lun; 1159 1160 1161 /* 1162 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun 1163 */ 1164 bus = XS_CHANNEL(ccb); 1165 target = ccb->ccb_h.target_id; 1166 lun = ccb->ccb_h.target_lun; 1167 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "enabling lun %u\n", lun); 1168 if (target != CAM_TARGET_WILDCARD && target != 0) { 1169 ccb->ccb_h.status = CAM_TID_INVALID; 1170 xpt_done(ccb); 1171 return; 1172 } 1173 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1174 ccb->ccb_h.status = CAM_LUN_INVALID; 1175 xpt_done(ccb); 1176 return; 1177 } 1178 1179 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1180 ccb->ccb_h.status = CAM_LUN_INVALID; 1181 xpt_done(ccb); 1182 return; 1183 } 1184 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1185 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1186 } 1187 1188 /* 1189 * Wait until we're not busy with the lun enables subsystem 1190 */ 1191 isp_tmlock(isp, "isp_enable_lun"); 1192 1193 /* 1194 * This is as a good a place as any to check f/w capabilities. 1195 */ 1196 1197 if (IS_FC(isp)) { 1198 if (ISP_CAP_TMODE(isp) == 0) { 1199 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n"); 1200 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1201 goto done; 1202 } 1203 /* 1204 * We *could* handle non-SCCLUN f/w, but we'd have to 1205 * dork with our already fragile enable/disable code. 1206 */ 1207 if (ISP_CAP_SCCFW(isp) == 0) { 1208 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n"); 1209 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1210 goto done; 1211 } 1212 1213 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1214 1215 } else { 1216 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1217 } 1218 1219 /* 1220 * Create the state pointer. 1221 * It should not already exist. 1222 */ 1223 tptr = get_lun_statep(isp, bus, lun); 1224 if (tptr) { 1225 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1226 goto done; 1227 } 1228 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1229 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1230 goto done; 1231 } 1232 1233 /* 1234 * We have a tricky maneuver to perform here. 1235 * 1236 * If target mode isn't already enabled here, 1237 * *and* our current role includes target mode, 1238 * we enable target mode here. 1239 * 1240 */ 1241 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1242 if (tm_enabled == 0 && target_role != 0) { 1243 if (isp_enable_target_mode(isp, bus)) { 1244 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1245 destroy_lun_state(isp, tptr); 1246 tptr = NULL; 1247 goto done; 1248 } 1249 tm_enabled = 1; 1250 } 1251 1252 /* 1253 * Now check to see whether this bus is in target mode already. 1254 * 1255 * If not, a later role change into target mode will finish the job. 1256 */ 1257 if (tm_enabled == 0) { 1258 ISP_SET_PC(isp, bus, tm_enable_defer, 1); 1259 ccb->ccb_h.status = CAM_REQ_CMP; 1260 xpt_print(ccb->ccb_h.path, "Target Mode not enabled yet- lun enable deferred\n"); 1261 goto done1; 1262 } 1263 1264 /* 1265 * Enable the lun. 1266 */ 1267 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun); 1268 1269 done: 1270 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1271 if (tptr) { 1272 destroy_lun_state(isp, tptr); 1273 tptr = NULL; 1274 } 1275 } else { 1276 tptr->enabled = 1; 1277 } 1278 done1: 1279 if (tptr) { 1280 rls_lun_statep(isp, tptr); 1281 } 1282 1283 /* 1284 * And we're outta here.... 1285 */ 1286 isp_tmunlk(isp); 1287 xpt_done(ccb); 1288 } 1289 1290 static cam_status 1291 isp_enable_deferred_luns(ispsoftc_t *isp, int bus) 1292 { 1293 tstate_t *tptr = NULL; 1294 struct tslist *lhp; 1295 int i, n; 1296 1297 1298 ISP_GET_PC(isp, bus, tm_enabled, i); 1299 if (i == 1) { 1300 return (CAM_REQ_CMP); 1301 } 1302 ISP_GET_PC(isp, bus, tm_enable_defer, i); 1303 if (i == 0) { 1304 return (CAM_REQ_CMP); 1305 } 1306 /* 1307 * If this succeeds, it will set tm_enable 1308 */ 1309 if (isp_enable_target_mode(isp, bus)) { 1310 return (CAM_REQ_CMP_ERR); 1311 } 1312 isp_tmlock(isp, "isp_enable_deferred_luns"); 1313 for (n = i = 0; i < LUN_HASH_SIZE; i++) { 1314 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 1315 SLIST_FOREACH(tptr, lhp, next) { 1316 tptr->hold++; 1317 if (tptr->enabled == 0) { 1318 if (isp_enable_deferred(isp, bus, xpt_path_lun_id(tptr->owner)) == CAM_REQ_CMP) { 1319 tptr->enabled = 1; 1320 n++; 1321 } 1322 } else { 1323 n++; 1324 } 1325 tptr->hold--; 1326 } 1327 } 1328 isp_tmunlk(isp); 1329 if (n == 0) { 1330 return (CAM_REQ_CMP_ERR); 1331 } 1332 ISP_SET_PC(isp, bus, tm_enable_defer, 0); 1333 return (CAM_REQ_CMP); 1334 } 1335 1336 static cam_status 1337 isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun) 1338 { 1339 cam_status status; 1340 int luns_already_enabled; 1341 1342 ISP_GET_PC(isp, bus, tm_luns_enabled, luns_already_enabled); 1343 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %u luns_enabled %d", __func__, bus, lun, luns_already_enabled); 1344 if (IS_24XX(isp) || (IS_FC(isp) && luns_already_enabled)) { 1345 status = CAM_REQ_CMP; 1346 } else { 1347 int cmd_cnt, not_cnt; 1348 1349 if (IS_23XX(isp)) { 1350 cmd_cnt = DFLT_CMND_CNT; 1351 not_cnt = DFLT_INOT_CNT; 1352 } else { 1353 cmd_cnt = 64; 1354 not_cnt = 8; 1355 } 1356 status = CAM_REQ_INPROG; 1357 isp->isp_osinfo.rptr = &status; 1358 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun == CAM_LUN_WILDCARD? 0 : lun, cmd_cnt, not_cnt)) { 1359 status = CAM_RESRC_UNAVAIL; 1360 } else { 1361 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0); 1362 } 1363 isp->isp_osinfo.rptr = NULL; 1364 } 1365 if (status == CAM_REQ_CMP) { 1366 ISP_SET_PC(isp, bus, tm_luns_enabled, 1); 1367 isp_prt(isp, ISP_LOGCONFIG|ISP_LOGTINFO, "bus %d lun %u now enabled for target mode", bus, lun); 1368 } 1369 return (status); 1370 } 1371 1372 static void 1373 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1374 { 1375 tstate_t *tptr = NULL; 1376 int bus; 1377 cam_status status; 1378 target_id_t target; 1379 lun_id_t lun; 1380 1381 bus = XS_CHANNEL(ccb); 1382 target = ccb->ccb_h.target_id; 1383 lun = ccb->ccb_h.target_lun; 1384 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "disabling lun %u\n", lun); 1385 if (target != CAM_TARGET_WILDCARD && target != 0) { 1386 ccb->ccb_h.status = CAM_TID_INVALID; 1387 xpt_done(ccb); 1388 return; 1389 } 1390 1391 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1392 ccb->ccb_h.status = CAM_LUN_INVALID; 1393 xpt_done(ccb); 1394 return; 1395 } 1396 1397 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1398 ccb->ccb_h.status = CAM_LUN_INVALID; 1399 xpt_done(ccb); 1400 return; 1401 } 1402 1403 /* 1404 * See if we're busy disabling a lun now. 1405 */ 1406 isp_tmlock(isp, "isp_disable_lun"); 1407 status = CAM_REQ_INPROG; 1408 1409 /* 1410 * Find the state pointer. 1411 */ 1412 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1413 status = CAM_PATH_INVALID; 1414 goto done; 1415 } 1416 1417 /* 1418 * If we're a 24XX card, we're done. 1419 */ 1420 if (IS_24XX(isp)) { 1421 status = CAM_REQ_CMP; 1422 goto done; 1423 } 1424 1425 /* 1426 * For SCC FW, we only deal with lun zero. 1427 */ 1428 if (IS_FC(isp) && lun > 0) { 1429 status = CAM_REQ_CMP; 1430 goto done; 1431 } 1432 isp->isp_osinfo.rptr = &status; 1433 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) { 1434 status = CAM_RESRC_UNAVAIL; 1435 } else { 1436 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0); 1437 } 1438 isp->isp_osinfo.rptr = NULL; 1439 done: 1440 if (status == CAM_REQ_CMP) { 1441 tptr->enabled = 0; 1442 /* 1443 * If we have no more luns enabled for this bus, 1444 * delete all tracked wwns for it (if we are FC), 1445 * and disable target mode. 1446 */ 1447 if (is_any_lun_enabled(isp, bus) == 0) { 1448 isp_del_all_wwn_entries(isp, bus); 1449 if (isp_disable_target_mode(isp, bus)) { 1450 status = CAM_REQ_CMP_ERR; 1451 } 1452 } 1453 } 1454 ccb->ccb_h.status = status; 1455 if (status == CAM_REQ_CMP) { 1456 xpt_print(ccb->ccb_h.path, "lun now disabled for target mode\n"); 1457 destroy_lun_state(isp, tptr); 1458 } else { 1459 if (tptr) 1460 rls_lun_statep(isp, tptr); 1461 } 1462 isp_tmunlk(isp); 1463 xpt_done(ccb); 1464 } 1465 1466 static int 1467 isp_enable_target_mode(ispsoftc_t *isp, int bus) 1468 { 1469 int tm_enabled; 1470 1471 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1472 if (tm_enabled != 0) { 1473 return (0); 1474 } 1475 if (IS_SCSI(isp)) { 1476 mbreg_t mbs; 1477 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1478 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 1479 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG; 1480 mbs.param[2] = bus << 7; 1481 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1482 isp_prt(isp, ISP_LOGERR, "Unable to enable Target Role on Bus %d", bus); 1483 return (EIO); 1484 } 1485 } 1486 ISP_SET_PC(isp, bus, tm_enabled, 1); 1487 isp_prt(isp, ISP_LOGINFO, "Target Role enabled on Bus %d", bus); 1488 return (0); 1489 } 1490 1491 static int 1492 isp_disable_target_mode(ispsoftc_t *isp, int bus) 1493 { 1494 int tm_enabled; 1495 1496 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1497 if (tm_enabled == 0) { 1498 return (0); 1499 } 1500 if (IS_SCSI(isp)) { 1501 mbreg_t mbs; 1502 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1503 mbs.param[2] = bus << 7; 1504 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1505 isp_prt(isp, ISP_LOGERR, "Unable to disable Target Role on Bus %d", bus); 1506 return (EIO); 1507 } 1508 } 1509 ISP_SET_PC(isp, bus, tm_enabled, 0); 1510 isp_prt(isp, ISP_LOGINFO, "Target Role disabled on Bus %d", bus); 1511 return (0); 1512 } 1513 1514 static void 1515 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1516 { 1517 uint32_t *rptr; 1518 1519 rptr = isp->isp_osinfo.rptr; 1520 if (lep->le_status != LUN_OK) { 1521 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status); 1522 if (rptr) { 1523 *rptr = CAM_REQ_CMP_ERR; 1524 wakeup_one(rptr); 1525 } 1526 } else { 1527 if (rptr) { 1528 *rptr = CAM_REQ_CMP; 1529 wakeup_one(rptr); 1530 } 1531 } 1532 } 1533 1534 static void 1535 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1536 { 1537 1538 void *qe; 1539 int fctape, sendstatus, resid, repval = ISP_LOGTDEBUG0; 1540 tstate_t *tptr; 1541 fcparam *fcp; 1542 atio_private_data_t *atp; 1543 struct ccb_scsiio *cso = &ccb->csio; 1544 uint32_t dmaresult, handle, xfrlen, sense_length; 1545 uint8_t local[QENTRY_LEN]; 1546 1547 /* 1548 * Do some sanity checks. 1549 */ 1550 xfrlen = cso->dxfer_len; 1551 if (xfrlen == 0) { 1552 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1553 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1554 ccb->ccb_h.status = CAM_REQ_INVALID; 1555 xpt_done(ccb); 1556 return; 1557 } 1558 } 1559 1560 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1561 if (tptr == NULL) { 1562 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1563 if (tptr == NULL) { 1564 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "%s: [0x%x] cannot find tstate pointer in %s\n", __func__, cso->tag_id); 1565 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1566 xpt_done(ccb); 1567 return; 1568 } 1569 } 1570 1571 atp = isp_get_atpd(isp, tptr, cso->tag_id); 1572 if (atp == NULL) { 1573 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "%s: [0x%x] cannot find private data adjunct\n", __func__, cso->tag_id); 1574 isp_dump_atpd(isp, tptr); 1575 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1576 xpt_done(ccb); 1577 return; 1578 } 1579 1580 /* 1581 * Is this command a dead duck? 1582 */ 1583 if (atp->dead) { 1584 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "%s: [0x%x] not sending a CTIO for a dead command\n", __func__, cso->tag_id); 1585 ccb->ccb_h.status = CAM_REQ_ABORTED; 1586 xpt_done(ccb); 1587 return; 1588 } 1589 1590 /* 1591 * Check to make sure we're still in target mode. 1592 */ 1593 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1594 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1595 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode\n", __func__, cso->tag_id); 1596 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1597 xpt_done(ccb); 1598 return; 1599 } 1600 1601 /* 1602 * We're only handling one outstanding CTIO at a time (which 1603 * could be split into two to split data and status) 1604 */ 1605 if (atp->ctcnt) { 1606 ISP_PATH_PRT(isp, ISP_LOGINFO, ccb->ccb_h.path, "sending only one CTIO at a time\n"); 1607 goto restart_delay; 1608 } 1609 1610 1611 /* 1612 * Get some resources 1613 */ 1614 if (isp_get_pcmd(isp, ccb)) { 1615 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 1616 goto restart_delay; 1617 } 1618 qe = isp_getrqentry(isp); 1619 if (qe == NULL) { 1620 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, rqo, __func__); 1621 goto restart_delay; 1622 } 1623 memset(local, 0, QENTRY_LEN); 1624 1625 /* 1626 * Does the initiator expect FC-Tape style responses? 1627 * Can we provide them? 1628 */ 1629 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1630 fctape = 1; 1631 } else { 1632 fctape = 0; 1633 } 1634 1635 /* 1636 * If we already did the data xfer portion of a CTIO that sends data 1637 * and status, don't do it again and do the status portion now. 1638 */ 1639 if (atp->sendst) { 1640 xfrlen = 0; /* we already did the data transfer */ 1641 atp->sendst = 0; 1642 } 1643 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1644 sendstatus = 1; 1645 } else { 1646 sendstatus = 0; 1647 } 1648 1649 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1650 /* 1651 * Sense length is not the entire sense data structure size. Periph 1652 * drivers don't seem to be setting sense_len to reflect the actual 1653 * size. We'll peek inside to get the right amount. 1654 */ 1655 sense_length = cso->sense_len; 1656 1657 /* 1658 * This 'cannot' happen 1659 */ 1660 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1661 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1662 } 1663 } else { 1664 sense_length = 0; 1665 } 1666 1667 if (how == FROM_SRR || atp->nsrr) 1668 repval = ISP_LOGINFO; 1669 1670 if (IS_24XX(isp)) { 1671 ct7_entry_t *cto = (ct7_entry_t *) local; 1672 1673 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1674 cto->ct_header.rqs_entry_count = 1; 1675 cto->ct_header.rqs_seqno = 1; 1676 cto->ct_nphdl = atp->nphdl; 1677 cto->ct_rxid = atp->tag; 1678 cto->ct_iid_lo = atp->portid; 1679 cto->ct_iid_hi = atp->portid >> 16; 1680 cto->ct_oxid = atp->oxid; 1681 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1682 cto->ct_timeout = 120; 1683 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1684 1685 /* 1686 * Mode 1, status, no data. Only possible when we are sending status, have 1687 * no data to transfer, and any sense length can fit in the ct7_entry. 1688 * 1689 * Mode 2, status, no data. We have to use this in the case sense data 1690 * won't fit into a ct7_entry_t. 1691 * 1692 */ 1693 if (sendstatus && xfrlen == 0) { 1694 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1695 resid = atp->orig_datalen - atp->bytes_xfered; 1696 if (sense_length <= MAXRESPLEN_24XX) { 1697 if (resid < 0) { 1698 cto->ct_resid = -resid; 1699 } else if (resid > 0) { 1700 cto->ct_resid = resid; 1701 } 1702 cto->ct_flags |= CT7_FLAG_MODE1; 1703 cto->ct_scsi_status = cso->scsi_status; 1704 if (resid < 0) { 1705 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1706 } else if (resid > 0) { 1707 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1708 } 1709 if (fctape) { 1710 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1711 } 1712 if (sense_length) { 1713 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1714 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1715 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1716 } 1717 } else { 1718 bus_addr_t addr; 1719 char buf[XCMD_SIZE]; 1720 fcp_rsp_iu_t *rp; 1721 1722 if (atp->ests == NULL) { 1723 atp->ests = isp_get_ecmd(isp); 1724 if (atp->ests == NULL) { 1725 goto restart_delay; 1726 } 1727 } 1728 memset(buf, 0, sizeof (buf)); 1729 rp = (fcp_rsp_iu_t *)buf; 1730 if (fctape) { 1731 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1732 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1733 } 1734 cto->ct_flags |= CT7_FLAG_MODE2; 1735 rp->fcp_rsp_scsi_status = cso->scsi_status; 1736 if (resid < 0) { 1737 rp->fcp_rsp_resid = -resid; 1738 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1739 } else if (resid > 0) { 1740 rp->fcp_rsp_resid = resid; 1741 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1742 } 1743 if (sense_length) { 1744 rp->fcp_rsp_snslen = sense_length; 1745 cto->ct_senselen = sense_length; 1746 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1747 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1748 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1749 } else { 1750 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1751 } 1752 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1753 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1754 } 1755 addr = isp->isp_osinfo.ecmd_dma; 1756 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1757 isp_prt(isp, repval, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests, 1758 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1759 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1760 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1761 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1762 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1763 } 1764 if (sense_length) { 1765 isp_prt(isp, repval, "%s: CTIO7[0x%x] CDB0=%x sstatus=0x%x flags=0x%x resid=%d slen %u sense: %x %x/%x/%x", __func__, 1766 cto->ct_rxid, atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, sense_length, cso->sense_data.error_code, 1767 cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1768 } else { 1769 isp_prt(isp, repval, "%s: CTIO7[0x%x] CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1770 cto->ct_rxid, atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); 1771 } 1772 atp->state = ATPD_STATE_LAST_CTIO; 1773 } 1774 1775 /* 1776 * Mode 0 data transfers, *possibly* with status. 1777 */ 1778 if (xfrlen != 0) { 1779 cto->ct_flags |= CT7_FLAG_MODE0; 1780 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1781 cto->ct_flags |= CT7_DATA_IN; 1782 } else { 1783 cto->ct_flags |= CT7_DATA_OUT; 1784 } 1785 1786 /* 1787 * Don't overrun the limits placed on us, but record it as 1788 * if we had so that we can set an overflow bit later. 1789 */ 1790 atp->last_xframt = xfrlen; 1791 if (atp->bytes_xfered >= atp->orig_datalen) { 1792 resid = atp->orig_datalen - (atp->bytes_xfered + xfrlen); 1793 } else if (atp->bytes_xfered + xfrlen > atp->orig_datalen) { 1794 resid = atp->orig_datalen - (atp->bytes_xfered + xfrlen); 1795 xfrlen = atp->orig_datalen - atp->bytes_xfered; 1796 } else { 1797 resid = atp->orig_datalen - xfrlen; 1798 } 1799 cto->rsp.m0.reloff = atp->bytes_xfered; 1800 cto->rsp.m0.ct_xfrlen = xfrlen; 1801 1802 #ifdef DEBUG 1803 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1804 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1805 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1806 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1807 } 1808 #endif 1809 if (sendstatus) { 1810 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 && fctape == 0) { 1811 cto->ct_flags |= CT7_SENDSTATUS; 1812 atp->state = ATPD_STATE_LAST_CTIO; 1813 } else { 1814 atp->sendst = 1; /* send status later */ 1815 cto->ct_header.rqs_seqno = 0; 1816 atp->state = ATPD_STATE_CTIO; 1817 } 1818 } else { 1819 atp->state = ATPD_STATE_CTIO; 1820 } 1821 isp_prt(isp, repval, "%s: CTIO7[0x%x] CDB0=%x sstatus=0x%x flags=0x%x xfrlen=%u off=%u", __func__, 1822 cto->ct_rxid, atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1823 } 1824 } else if (IS_FC(isp)) { 1825 ct2_entry_t *cto = (ct2_entry_t *) local; 1826 1827 if (isp->isp_osinfo.sixtyfourbit) 1828 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1829 else 1830 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1831 cto->ct_header.rqs_entry_count = 1; 1832 cto->ct_header.rqs_seqno = 1; 1833 if (ISP_CAP_2KLOGIN(isp) == 0) { 1834 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1835 } else { 1836 cto->ct_iid = cso->init_id; 1837 if (ISP_CAP_SCCFW(isp) == 0) { 1838 cto->ct_lun = ccb->ccb_h.target_lun; 1839 } 1840 } 1841 cto->ct_timeout = 10; 1842 cto->ct_rxid = cso->tag_id; 1843 1844 /* 1845 * Mode 1, status, no data. Only possible when we are sending status, have 1846 * no data to transfer, and the sense length can fit in the ct7_entry. 1847 * 1848 * Mode 2, status, no data. We have to use this in the case the the response 1849 * length won't fit into a ct2_entry_t. 1850 * 1851 * We'll fill out this structure with information as if this were a 1852 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1853 * needed based upon this. 1854 */ 1855 if (sendstatus && xfrlen == 0) { 1856 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1857 resid = atp->orig_datalen - atp->bytes_xfered; 1858 if (sense_length <= MAXRESPLEN) { 1859 if (resid < 0) { 1860 cto->ct_resid = -resid; 1861 } else if (resid > 0) { 1862 cto->ct_resid = resid; 1863 } 1864 cto->ct_flags |= CT2_FLAG_MODE1; 1865 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1866 if (resid < 0) { 1867 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1868 } else if (resid > 0) { 1869 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1870 } 1871 if (fctape) { 1872 cto->ct_flags |= CT2_CONFIRM; 1873 } 1874 if (sense_length) { 1875 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1876 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1877 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1878 } 1879 } else { 1880 bus_addr_t addr; 1881 char buf[XCMD_SIZE]; 1882 fcp_rsp_iu_t *rp; 1883 1884 if (atp->ests == NULL) { 1885 atp->ests = isp_get_ecmd(isp); 1886 if (atp->ests == NULL) { 1887 goto restart_delay; 1888 } 1889 } 1890 memset(buf, 0, sizeof (buf)); 1891 rp = (fcp_rsp_iu_t *)buf; 1892 if (fctape) { 1893 cto->ct_flags |= CT2_CONFIRM; 1894 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1895 } 1896 cto->ct_flags |= CT2_FLAG_MODE2; 1897 rp->fcp_rsp_scsi_status = cso->scsi_status; 1898 if (resid < 0) { 1899 rp->fcp_rsp_resid = -resid; 1900 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1901 } else if (resid > 0) { 1902 rp->fcp_rsp_resid = resid; 1903 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1904 } 1905 if (sense_length) { 1906 rp->fcp_rsp_snslen = sense_length; 1907 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1908 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1909 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1910 } else { 1911 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1912 } 1913 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1914 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1915 } 1916 addr = isp->isp_osinfo.ecmd_dma; 1917 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1918 isp_prt(isp, repval, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests, 1919 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1920 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1921 if (isp->isp_osinfo.sixtyfourbit) { 1922 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1923 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1924 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1925 } else { 1926 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1927 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1928 } 1929 } 1930 if (sense_length) { 1931 isp_prt(isp, repval, "%s: CTIO2[0x%x] CDB0=%x sstatus=0x%x flags=0x%x resid=%d sense: %x %x/%x/%x", __func__, 1932 cto->ct_rxid, atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, cso->sense_data.error_code, 1933 cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1934 } else { 1935 isp_prt(isp, repval, "%s: CTIO2[0x%x] CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1936 cto->ct_rxid, atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 1937 } 1938 atp->state = ATPD_STATE_LAST_CTIO; 1939 } 1940 1941 if (xfrlen != 0) { 1942 int resid = 0; 1943 cto->ct_flags |= CT2_FLAG_MODE0; 1944 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1945 cto->ct_flags |= CT2_DATA_IN; 1946 } else { 1947 cto->ct_flags |= CT2_DATA_OUT; 1948 } 1949 1950 /* 1951 * Don't overrun the limits placed on us, but record it as 1952 * if we had so that we can set an overflow bit later. 1953 */ 1954 atp->last_xframt = xfrlen; 1955 if (atp->bytes_xfered + xfrlen > atp->orig_datalen) { 1956 resid = 1; 1957 xfrlen = atp->orig_datalen - atp->bytes_xfered; 1958 } 1959 cto->ct_reloff = atp->bytes_xfered; 1960 cto->rsp.m0.ct_xfrlen = xfrlen; 1961 1962 if (sendstatus) { 1963 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 && fctape == 0) { 1964 cto->ct_flags |= CT2_SENDSTATUS; 1965 atp->state = ATPD_STATE_LAST_CTIO; 1966 } else { 1967 atp->sendst = 1; /* send status later */ 1968 cto->ct_header.rqs_seqno = 0; 1969 atp->state = ATPD_STATE_CTIO; 1970 } 1971 } else { 1972 atp->state = ATPD_STATE_CTIO; 1973 } 1974 } 1975 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[%x] CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u", __func__, cto->ct_rxid, 1976 atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1977 } else { 1978 ct_entry_t *cto = (ct_entry_t *) local; 1979 1980 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1981 cto->ct_header.rqs_entry_count = 1; 1982 cto->ct_header.rqs_seqno = 1; 1983 cto->ct_iid = cso->init_id; 1984 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1985 cto->ct_tgt = ccb->ccb_h.target_id; 1986 cto->ct_lun = ccb->ccb_h.target_lun; 1987 cto->ct_fwhandle = cso->tag_id; 1988 if (atp->rxid) { 1989 cto->ct_tag_val = atp->rxid; 1990 cto->ct_flags |= CT_TQAE; 1991 } 1992 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1993 cto->ct_flags |= CT_NODISC; 1994 } 1995 if (cso->dxfer_len == 0) { 1996 cto->ct_flags |= CT_NO_DATA; 1997 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1998 cto->ct_flags |= CT_DATA_IN; 1999 } else { 2000 cto->ct_flags |= CT_DATA_OUT; 2001 } 2002 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 2003 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 2004 cto->ct_scsi_status = cso->scsi_status; 2005 cto->ct_resid = cso->resid; 2006 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] scsi status %x resid %d tag_id %x", __func__, 2007 cto->ct_fwhandle, cso->scsi_status, cso->resid, cso->tag_id); 2008 } 2009 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 2010 cto->ct_timeout = 10; 2011 } 2012 2013 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 2014 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 2015 goto restart_delay; 2016 } 2017 2018 /* 2019 * Call the dma setup routines for this entry (and any subsequent 2020 * CTIOs) if there's data to move, and then tell the f/w it's got 2021 * new things to play with. As with isp_start's usage of DMA setup, 2022 * any swizzling is done in the machine dependent layer. Because 2023 * of this, we put the request onto the queue area first in native 2024 * format. 2025 */ 2026 2027 if (IS_24XX(isp)) { 2028 ct7_entry_t *cto = (ct7_entry_t *) local; 2029 cto->ct_syshandle = handle; 2030 } else if (IS_FC(isp)) { 2031 ct2_entry_t *cto = (ct2_entry_t *) local; 2032 cto->ct_syshandle = handle; 2033 } else { 2034 ct_entry_t *cto = (ct_entry_t *) local; 2035 cto->ct_syshandle = handle; 2036 } 2037 2038 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 2039 if (dmaresult == CMD_QUEUED) { 2040 isp->isp_nactive++; 2041 if (xfrlen) { 2042 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 2043 } else { 2044 ccb->ccb_h.spriv_field0 = ~0; 2045 } 2046 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 2047 atp->ctcnt++; 2048 rls_lun_statep(isp, tptr); 2049 return; 2050 } 2051 isp_destroy_tgt_handle(isp, handle); 2052 if (dmaresult != CMD_EAGAIN) { 2053 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2054 goto out; 2055 } 2056 restart_delay: 2057 cam_freeze_devq(ccb->ccb_h.path); 2058 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 2059 ccb->ccb_h.status = CAM_REQUEUE_REQ; 2060 out: 2061 rls_lun_statep(isp, tptr); 2062 isp_free_pcmd(isp, ccb); 2063 xpt_done(ccb); 2064 } 2065 2066 static void 2067 isp_refire_putback_atio(void *arg) 2068 { 2069 union ccb *ccb = arg; 2070 ispsoftc_t *isp = XS_ISP(ccb); 2071 ISP_LOCK(isp); 2072 isp_target_putback_atio(ccb); 2073 ISP_UNLOCK(isp); 2074 } 2075 2076 static void 2077 isp_refire_notify_ack(void *arg) 2078 { 2079 isp_tna_t *tp = arg; 2080 ispsoftc_t *isp = tp->isp; 2081 ISP_LOCK(isp); 2082 if (isp_notify_ack(isp, tp->not)) { 2083 (void) timeout(isp_refire_notify_ack, tp, 5); 2084 } else { 2085 free(tp, M_DEVBUF); 2086 } 2087 ISP_UNLOCK(isp); 2088 } 2089 2090 2091 static void 2092 isp_target_putback_atio(union ccb *ccb) 2093 { 2094 ispsoftc_t *isp; 2095 struct ccb_scsiio *cso; 2096 void *qe; 2097 2098 isp = XS_ISP(ccb); 2099 2100 qe = isp_getrqentry(isp); 2101 if (qe == NULL) { 2102 xpt_print(ccb->ccb_h.path, rqo, __func__); 2103 (void) timeout(isp_refire_putback_atio, ccb, 10); 2104 return; 2105 } 2106 memset(qe, 0, QENTRY_LEN); 2107 cso = &ccb->csio; 2108 if (IS_FC(isp)) { 2109 at2_entry_t local, *at = &local; 2110 ISP_MEMZERO(at, sizeof (at2_entry_t)); 2111 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 2112 at->at_header.rqs_entry_count = 1; 2113 if (ISP_CAP_SCCFW(isp)) { 2114 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 2115 } else { 2116 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 2117 } 2118 at->at_status = CT_OK; 2119 at->at_rxid = cso->tag_id; 2120 at->at_iid = cso->ccb_h.target_id; 2121 isp_put_atio2(isp, at, qe); 2122 } else { 2123 at_entry_t local, *at = &local; 2124 ISP_MEMZERO(at, sizeof (at_entry_t)); 2125 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 2126 at->at_header.rqs_entry_count = 1; 2127 at->at_iid = cso->init_id; 2128 at->at_iid |= XS_CHANNEL(ccb) << 7; 2129 at->at_tgt = cso->ccb_h.target_id; 2130 at->at_lun = cso->ccb_h.target_lun; 2131 at->at_status = CT_OK; 2132 at->at_tag_val = AT_GET_TAG(cso->tag_id); 2133 at->at_handle = AT_GET_HANDLE(cso->tag_id); 2134 isp_put_atio(isp, at, qe); 2135 } 2136 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 2137 ISP_SYNC_REQUEST(isp); 2138 isp_complete_ctio(ccb); 2139 } 2140 2141 static void 2142 isp_complete_ctio(union ccb *ccb) 2143 { 2144 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 2145 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2146 xpt_done(ccb); 2147 } 2148 } 2149 2150 /* 2151 * Handle ATIO stuff that the generic code can't. 2152 * This means handling CDBs. 2153 */ 2154 2155 static void 2156 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 2157 { 2158 tstate_t *tptr; 2159 int status, bus; 2160 struct ccb_accept_tio *atiop; 2161 atio_private_data_t *atp; 2162 2163 /* 2164 * The firmware status (except for the QLTM_SVALID bit) 2165 * indicates why this ATIO was sent to us. 2166 * 2167 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 2168 * 2169 * If the DISCONNECTS DISABLED bit is set in the flags field, 2170 * we're still connected on the SCSI bus. 2171 */ 2172 status = aep->at_status; 2173 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 2174 /* 2175 * Bus Phase Sequence error. We should have sense data 2176 * suggested by the f/w. I'm not sure quite yet what 2177 * to do about this for CAM. 2178 */ 2179 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 2180 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2181 return; 2182 } 2183 if ((status & ~QLTM_SVALID) != AT_CDB) { 2184 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status); 2185 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2186 return; 2187 } 2188 2189 bus = GET_BUS_VAL(aep->at_iid); 2190 tptr = get_lun_statep(isp, bus, aep->at_lun); 2191 if (tptr == NULL) { 2192 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2193 if (tptr == NULL) { 2194 /* 2195 * Because we can't autofeed sense data back with 2196 * a command for parallel SCSI, we can't give back 2197 * a CHECK CONDITION. We'll give back a BUSY status 2198 * instead. This works out okay because the only 2199 * time we should, in fact, get this, is in the 2200 * case that somebody configured us without the 2201 * blackhole driver, so they get what they deserve. 2202 */ 2203 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2204 return; 2205 } 2206 } 2207 2208 atp = isp_get_atpd(isp, tptr, 0); 2209 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2210 if (atiop == NULL || atp == NULL) { 2211 /* 2212 * Because we can't autofeed sense data back with 2213 * a command for parallel SCSI, we can't give back 2214 * a CHECK CONDITION. We'll give back a QUEUE FULL status 2215 * instead. This works out okay because the only time we 2216 * should, in fact, get this, is in the case that we've 2217 * run out of ATIOS. 2218 */ 2219 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" : 2220 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid); 2221 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2222 if (atp) { 2223 isp_put_atpd(isp, tptr, atp); 2224 } 2225 rls_lun_statep(isp, tptr); 2226 return; 2227 } 2228 atp->tag = aep->at_handle; 2229 atp->rxid = aep->at_tag_val; 2230 atp->state = ATPD_STATE_ATIO; 2231 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2232 tptr->atio_count--; 2233 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2234 atiop->ccb_h.target_id = aep->at_tgt; 2235 atiop->ccb_h.target_lun = aep->at_lun; 2236 if (aep->at_flags & AT_NODISC) { 2237 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 2238 } else { 2239 atiop->ccb_h.flags = 0; 2240 } 2241 2242 if (status & QLTM_SVALID) { 2243 size_t amt = ISP_MIN(QLTM_SENSELEN, sizeof (atiop->sense_data)); 2244 atiop->sense_len = amt; 2245 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt); 2246 } else { 2247 atiop->sense_len = 0; 2248 } 2249 2250 atiop->init_id = GET_IID_VAL(aep->at_iid); 2251 atiop->cdb_len = aep->at_cdblen; 2252 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 2253 atiop->ccb_h.status = CAM_CDB_RECVD; 2254 /* 2255 * Construct a tag 'id' based upon tag value (which may be 0..255) 2256 * and the handle (which we have to preserve). 2257 */ 2258 atiop->tag_id = atp->tag; 2259 if (aep->at_flags & AT_TQAE) { 2260 atiop->tag_action = aep->at_tag_type; 2261 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 2262 } 2263 atp->orig_datalen = 0; 2264 atp->bytes_xfered = 0; 2265 atp->last_xframt = 0; 2266 atp->lun = aep->at_lun; 2267 atp->nphdl = aep->at_iid; 2268 atp->portid = PORT_NONE; 2269 atp->oxid = 0; 2270 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2271 atp->tattr = aep->at_tag_type; 2272 atp->state = ATPD_STATE_CAM; 2273 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO[0x%x] CDB=0x%x lun %d", aep->at_tag_val, atp->cdb0, atp->lun); 2274 rls_lun_statep(isp, tptr); 2275 } 2276 2277 static void 2278 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 2279 { 2280 lun_id_t lun; 2281 fcportdb_t *lp; 2282 tstate_t *tptr; 2283 struct ccb_accept_tio *atiop; 2284 uint16_t nphdl; 2285 atio_private_data_t *atp; 2286 inot_private_data_t *ntp; 2287 2288 /* 2289 * The firmware status (except for the QLTM_SVALID bit) 2290 * indicates why this ATIO was sent to us. 2291 * 2292 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 2293 */ 2294 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 2295 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 2296 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2297 return; 2298 } 2299 2300 if (ISP_CAP_SCCFW(isp)) { 2301 lun = aep->at_scclun; 2302 } else { 2303 lun = aep->at_lun; 2304 } 2305 if (ISP_CAP_2KLOGIN(isp)) { 2306 nphdl = ((at2e_entry_t *)aep)->at_iid; 2307 } else { 2308 nphdl = aep->at_iid; 2309 } 2310 tptr = get_lun_statep(isp, 0, lun); 2311 if (tptr == NULL) { 2312 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2313 if (tptr == NULL) { 2314 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %d or wildcard", __func__, aep->at_rxid, lun); 2315 if (lun == 0) { 2316 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2317 } else { 2318 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2319 } 2320 return; 2321 } 2322 } 2323 2324 /* 2325 * Start any commands pending resources first. 2326 */ 2327 if (tptr->restart_queue) { 2328 inot_private_data_t *restart_queue = tptr->restart_queue; 2329 tptr->restart_queue = NULL; 2330 while (restart_queue) { 2331 ntp = restart_queue; 2332 restart_queue = ntp->rd.nt.nt_hba; 2333 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 2334 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 2335 isp_put_ntpd(isp, tptr, ntp); 2336 /* 2337 * If a recursion caused the restart queue to start to fill again, 2338 * stop and splice the new list on top of the old list and restore 2339 * it and go to noresrc. 2340 */ 2341 if (tptr->restart_queue) { 2342 ntp = tptr->restart_queue; 2343 tptr->restart_queue = restart_queue; 2344 while (restart_queue->rd.nt.nt_hba) { 2345 restart_queue = restart_queue->rd.nt.nt_hba; 2346 } 2347 restart_queue->rd.nt.nt_hba = ntp; 2348 goto noresrc; 2349 } 2350 } 2351 } 2352 2353 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2354 if (atiop == NULL) { 2355 goto noresrc; 2356 } 2357 2358 atp = isp_get_atpd(isp, tptr, 0); 2359 if (atp == NULL) { 2360 goto noresrc; 2361 } 2362 2363 atp->tag = aep->at_rxid; 2364 atp->state = ATPD_STATE_ATIO; 2365 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2366 tptr->atio_count--; 2367 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count); 2368 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid; 2369 atiop->ccb_h.target_lun = lun; 2370 2371 /* 2372 * We don't get 'suggested' sense data as we do with SCSI cards. 2373 */ 2374 atiop->sense_len = 0; 2375 if (ISP_CAP_2KLOGIN(isp)) { 2376 /* 2377 * NB: We could not possibly have 2K logins if we 2378 * NB: also did not have SCC FW. 2379 */ 2380 atiop->init_id = ((at2e_entry_t *)aep)->at_iid; 2381 } else { 2382 atiop->init_id = aep->at_iid; 2383 } 2384 2385 /* 2386 * If we're not in the port database, add ourselves. 2387 */ 2388 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) { 2389 uint64_t iid = 2390 (((uint64_t) aep->at_wwpn[0]) << 48) | 2391 (((uint64_t) aep->at_wwpn[1]) << 32) | 2392 (((uint64_t) aep->at_wwpn[2]) << 16) | 2393 (((uint64_t) aep->at_wwpn[3]) << 0); 2394 /* 2395 * However, make sure we delete ourselves if otherwise 2396 * we were there but at a different loop id. 2397 */ 2398 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) { 2399 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid); 2400 } 2401 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY, 0); 2402 } 2403 atiop->cdb_len = ATIO2_CDBLEN; 2404 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 2405 atiop->ccb_h.status = CAM_CDB_RECVD; 2406 atiop->tag_id = atp->tag; 2407 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 2408 case ATIO2_TC_ATTR_SIMPLEQ: 2409 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2410 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2411 break; 2412 case ATIO2_TC_ATTR_HEADOFQ: 2413 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2414 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2415 break; 2416 case ATIO2_TC_ATTR_ORDERED: 2417 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2418 atiop->tag_action = MSG_ORDERED_Q_TAG; 2419 break; 2420 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 2421 case ATIO2_TC_ATTR_UNTAGGED: 2422 default: 2423 atiop->tag_action = 0; 2424 break; 2425 } 2426 2427 atp->orig_datalen = aep->at_datalen; 2428 atp->bytes_xfered = 0; 2429 atp->last_xframt = 0; 2430 atp->lun = lun; 2431 atp->nphdl = atiop->init_id; 2432 atp->sid = PORT_ANY; 2433 atp->oxid = aep->at_oxid; 2434 atp->cdb0 = aep->at_cdb[0]; 2435 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2436 atp->state = ATPD_STATE_CAM; 2437 xpt_done((union ccb *)atiop); 2438 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO2[0x%x] CDB=0x%x lun %d datalen %u", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2439 rls_lun_statep(isp, tptr); 2440 return; 2441 noresrc: 2442 ntp = isp_get_ntpd(isp, tptr); 2443 if (ntp == NULL) { 2444 rls_lun_statep(isp, tptr); 2445 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 2446 return; 2447 } 2448 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2449 ntp->rd.nt.nt_hba = tptr->restart_queue; 2450 tptr->restart_queue = ntp; 2451 rls_lun_statep(isp, tptr); 2452 } 2453 2454 static void 2455 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2456 { 2457 int cdbxlen; 2458 uint16_t lun, chan, nphdl = NIL_HANDLE; 2459 uint32_t did, sid; 2460 uint64_t wwn = INI_NONE; 2461 fcportdb_t *lp; 2462 tstate_t *tptr; 2463 struct ccb_accept_tio *atiop; 2464 atio_private_data_t *atp = NULL; 2465 atio_private_data_t *oatp; 2466 inot_private_data_t *ntp; 2467 2468 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2469 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2470 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1]; 2471 2472 /* 2473 * Find the N-port handle, and Virtual Port Index for this command. 2474 * 2475 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2476 * We also, as a matter of course, need to know the WWN of the initiator too. 2477 */ 2478 if (ISP_CAP_MULTI_ID(isp)) { 2479 /* 2480 * Find the right channel based upon D_ID 2481 */ 2482 isp_find_chan_by_did(isp, did, &chan); 2483 2484 if (chan == ISP_NOCHAN) { 2485 NANOTIME_T now; 2486 2487 /* 2488 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2489 * It's a bit tricky here as we need to stash this command *somewhere*. 2490 */ 2491 GET_NANOTIME(&now); 2492 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2493 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2494 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2495 return; 2496 } 2497 tptr = get_lun_statep(isp, 0, 0); 2498 if (tptr == NULL) { 2499 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2500 if (tptr == NULL) { 2501 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); 2502 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2503 return; 2504 } 2505 } 2506 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2507 goto noresrc; 2508 } 2509 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); 2510 } else { 2511 chan = 0; 2512 } 2513 2514 /* 2515 * Find the PDB entry for this initiator 2516 */ 2517 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) { 2518 /* 2519 * If we're not in the port database terminate the exchange. 2520 */ 2521 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", 2522 __func__, aep->at_rxid, did, chan, sid); 2523 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2524 return; 2525 } 2526 nphdl = lp->handle; 2527 wwn = lp->port_wwn; 2528 2529 /* 2530 * Get the tstate pointer 2531 */ 2532 tptr = get_lun_statep(isp, chan, lun); 2533 if (tptr == NULL) { 2534 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2535 if (tptr == NULL) { 2536 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %d or wildcard", __func__, aep->at_rxid, lun); 2537 if (lun == 0) { 2538 isp_endcmd(isp, aep, nphdl, SCSI_STATUS_BUSY, 0); 2539 } else { 2540 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2541 } 2542 return; 2543 } 2544 } 2545 2546 /* 2547 * Start any commands pending resources first. 2548 */ 2549 if (tptr->restart_queue) { 2550 inot_private_data_t *restart_queue = tptr->restart_queue; 2551 tptr->restart_queue = NULL; 2552 while (restart_queue) { 2553 ntp = restart_queue; 2554 restart_queue = ntp->rd.nt.nt_hba; 2555 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2556 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2557 isp_put_ntpd(isp, tptr, ntp); 2558 /* 2559 * If a recursion caused the restart queue to start to fill again, 2560 * stop and splice the new list on top of the old list and restore 2561 * it and go to noresrc. 2562 */ 2563 if (tptr->restart_queue) { 2564 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restart queue refilling", __func__); 2565 if (restart_queue) { 2566 ntp = tptr->restart_queue; 2567 tptr->restart_queue = restart_queue; 2568 while (restart_queue->rd.nt.nt_hba) { 2569 restart_queue = restart_queue->rd.nt.nt_hba; 2570 } 2571 restart_queue->rd.nt.nt_hba = ntp; 2572 } 2573 goto noresrc; 2574 } 2575 } 2576 } 2577 2578 /* 2579 * If the f/w is out of resources, just send a BUSY status back. 2580 */ 2581 if (aep->at_rxid == AT7_NORESRC_RXID) { 2582 rls_lun_statep(isp, tptr); 2583 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2584 return; 2585 } 2586 2587 /* 2588 * If we're out of resources, just send a BUSY status back. 2589 */ 2590 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2591 if (atiop == NULL) { 2592 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2593 goto noresrc; 2594 } 2595 2596 atp = isp_get_atpd(isp, tptr, 0); 2597 if (atp == NULL) { 2598 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2599 goto noresrc; 2600 } 2601 oatp = isp_get_atpd(isp, tptr, aep->at_rxid); 2602 if (oatp) { 2603 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", 2604 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 2605 /* 2606 * It's not a "no resource" condition- but we can treat it like one 2607 */ 2608 goto noresrc; 2609 } 2610 atp->word3 = lp->prli_word3; 2611 atp->tag = aep->at_rxid; 2612 atp->state = ATPD_STATE_ATIO; 2613 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2614 tptr->atio_count--; 2615 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2616 atiop->init_id = nphdl; 2617 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2618 atiop->ccb_h.target_lun = lun; 2619 atiop->sense_len = 0; 2620 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2621 if (cdbxlen) { 2622 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2623 } 2624 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2625 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2626 atiop->cdb_len = cdbxlen; 2627 atiop->ccb_h.status = CAM_CDB_RECVD; 2628 atiop->tag_id = atp->tag; 2629 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2630 case FCP_CMND_TASK_ATTR_SIMPLE: 2631 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2632 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2633 break; 2634 case FCP_CMND_TASK_ATTR_HEAD: 2635 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2636 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2637 break; 2638 case FCP_CMND_TASK_ATTR_ORDERED: 2639 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2640 atiop->tag_action = MSG_ORDERED_Q_TAG; 2641 break; 2642 default: 2643 /* FALLTHROUGH */ 2644 case FCP_CMND_TASK_ATTR_ACA: 2645 case FCP_CMND_TASK_ATTR_UNTAGGED: 2646 atiop->tag_action = 0; 2647 break; 2648 } 2649 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2650 atp->bytes_xfered = 0; 2651 atp->last_xframt = 0; 2652 atp->lun = lun; 2653 atp->nphdl = nphdl; 2654 atp->portid = sid; 2655 atp->oxid = aep->at_hdr.ox_id; 2656 atp->rxid = aep->at_hdr.rx_id; 2657 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2658 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2659 atp->state = ATPD_STATE_CAM; 2660 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %d datalen %u", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2661 xpt_done((union ccb *)atiop); 2662 rls_lun_statep(isp, tptr); 2663 return; 2664 noresrc: 2665 if (atp) { 2666 isp_put_atpd(isp, tptr, atp); 2667 } 2668 ntp = isp_get_ntpd(isp, tptr); 2669 if (ntp == NULL) { 2670 rls_lun_statep(isp, tptr); 2671 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2672 return; 2673 } 2674 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2675 ntp->rd.nt.nt_hba = tptr->restart_queue; 2676 tptr->restart_queue = ntp; 2677 rls_lun_statep(isp, tptr); 2678 } 2679 2680 2681 /* 2682 * Handle starting an SRR (sequence retransmit request) 2683 * We get here when we've gotten the immediate notify 2684 * and the return of all outstanding CTIOs for this 2685 * transaction. 2686 */ 2687 static void 2688 isp_handle_srr_start(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 2689 { 2690 in_fcentry_24xx_t *inot; 2691 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2692 union ccb *ccb; 2693 2694 inot = (in_fcentry_24xx_t *)atp->srr; 2695 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2696 ccb = atp->srr_ccb; 2697 atp->srr_ccb = NULL; 2698 atp->nsrr++; 2699 if (ccb == NULL) { 2700 isp_prt(isp, ISP_LOGWARN, "SRR[0x%08x] null ccb", atp->tag); 2701 goto fail; 2702 } 2703 2704 ccb_off = ccb->ccb_h.spriv_field0; 2705 ccb_len = ccb->csio.dxfer_len; 2706 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2707 2708 switch (inot->in_srr_iu) { 2709 case R_CTL_INFO_SOLICITED_DATA: 2710 /* 2711 * We have to restart a FCP_DATA data out transaction 2712 */ 2713 atp->sendst = 0; 2714 atp->last_xframt = 0; 2715 atp->bytes_xfered = srr_off; 2716 if (ccb_len == 0) { 2717 isp_prt(isp, ISP_LOGWARN, "SRR[0x%08x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2718 goto mdp; 2719 } 2720 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2721 isp_prt(isp, ISP_LOGWARN, "SRR[0x%08x] SRR offset 0x%x not covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end); 2722 goto mdp; 2723 } 2724 isp_prt(isp, ISP_LOGWARN, "SRR[0x%08x] SRR offset 0x%x covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end); 2725 break; 2726 case R_CTL_INFO_COMMAND_STATUS: 2727 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%08x] Got an FCP RSP SRR- resending status", atp->tag); 2728 atp->sendst = 1; 2729 /* 2730 * We have to restart a FCP_RSP IU transaction 2731 */ 2732 break; 2733 case R_CTL_INFO_DATA_DESCRIPTOR: 2734 /* 2735 * We have to restart an FCP DATA in transaction 2736 */ 2737 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2738 goto fail; 2739 2740 default: 2741 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2742 goto fail; 2743 } 2744 2745 /* 2746 * We can't do anything until this is acked, so we might as well start it now. 2747 * We aren't going to do the usual asynchronous ack issue because we need 2748 * to make sure this gets on the wire first. 2749 */ 2750 if (isp_notify_ack(isp, inot)) { 2751 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2752 goto fail; 2753 } 2754 isp_target_start_ctio(isp, ccb, FROM_SRR); 2755 return; 2756 fail: 2757 inot->in_reserved = 1; 2758 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2759 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2760 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2761 isp_complete_ctio(ccb); 2762 return; 2763 mdp: 2764 if (isp_notify_ack(isp, inot)) { 2765 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2766 goto fail; 2767 } 2768 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2769 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2770 /* 2771 * This is not a strict interpretation of MDP, but it's close 2772 */ 2773 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2774 ccb->csio.msg_len = 7; 2775 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2776 ccb->csio.msg_ptr[1] = 5; 2777 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2778 ccb->csio.msg_ptr[3] = srr_off >> 24; 2779 ccb->csio.msg_ptr[4] = srr_off >> 16; 2780 ccb->csio.msg_ptr[5] = srr_off >> 8; 2781 ccb->csio.msg_ptr[6] = srr_off; 2782 isp_complete_ctio(ccb); 2783 } 2784 2785 2786 static void 2787 isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2788 { 2789 tstate_t *tptr; 2790 in_fcentry_24xx_t *inot = inot_raw; 2791 atio_private_data_t *atp; 2792 uint32_t tag = inot->in_rxid; 2793 uint32_t bus = inot->in_vpidx; 2794 2795 if (!IS_24XX(isp)) { 2796 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2797 return; 2798 } 2799 2800 tptr = get_lun_statep_from_tag(isp, bus, tag); 2801 if (tptr == NULL) { 2802 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x in SRR Notify", __func__, tag); 2803 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2804 return; 2805 } 2806 atp = isp_get_atpd(isp, tptr, tag); 2807 if (atp == NULL) { 2808 rls_lun_statep(isp, tptr); 2809 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2810 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2811 return; 2812 } 2813 atp->srr_notify_rcvd = 1; 2814 memcpy(atp->srr, inot, sizeof (atp->srr)); 2815 isp_prt(isp, ISP_LOGTINFO /* ISP_LOGTDEBUG0 */, "SRR[0x%08x] inot->in_rxid flags 0x%x srr_iu=%x reloff 0x%x", inot->in_rxid, inot->in_flags, inot->in_srr_iu, 2816 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2817 if (atp->srr_ccb) 2818 isp_handle_srr_start(isp, tptr, atp); 2819 rls_lun_statep(isp, tptr); 2820 } 2821 2822 static void 2823 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2824 { 2825 union ccb *ccb; 2826 int sentstatus = 0, ok = 0, notify_cam = 0, resid = 0, moved_data = 0, failure = 0; 2827 tstate_t *tptr = NULL; 2828 atio_private_data_t *atp = NULL; 2829 int bus; 2830 uint32_t handle; 2831 2832 /* 2833 * CTIO handles are 16 bits. 2834 * CTIO2 and CTIO7 are 32 bits. 2835 */ 2836 2837 if (IS_SCSI(isp)) { 2838 handle = ((ct_entry_t *)arg)->ct_syshandle; 2839 } else { 2840 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2841 } 2842 ccb = isp_find_xs_tgt(isp, handle); 2843 if (ccb == NULL) { 2844 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2845 return; 2846 } 2847 isp_destroy_tgt_handle(isp, handle); 2848 isp_free_pcmd(isp, ccb); 2849 if (isp->isp_nactive) { 2850 isp->isp_nactive--; 2851 } 2852 2853 bus = XS_CHANNEL(ccb); 2854 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2855 if (tptr == NULL) { 2856 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2857 } 2858 if (tptr == NULL) { 2859 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x after I/O", __func__, ccb->csio.tag_id); 2860 return; 2861 } 2862 2863 if (IS_24XX(isp)) { 2864 atp = isp_get_atpd(isp, tptr, ((ct7_entry_t *)arg)->ct_rxid); 2865 } else if (IS_FC(isp)) { 2866 atp = isp_get_atpd(isp, tptr, ((ct2_entry_t *)arg)->ct_rxid); 2867 } else { 2868 atp = isp_get_atpd(isp, tptr, ((ct_entry_t *)arg)->ct_fwhandle); 2869 } 2870 if (atp == NULL) { 2871 rls_lun_statep(isp, tptr); 2872 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2873 return; 2874 } 2875 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2876 atp->ctcnt -= 1; 2877 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2878 2879 if (IS_24XX(isp)) { 2880 ct7_entry_t *ct = arg; 2881 2882 if (ct->ct_nphdl == CT7_SRR) { 2883 atp->srr_ccb = ccb; 2884 if (atp->srr_notify_rcvd) 2885 isp_handle_srr_start(isp, tptr, atp); 2886 rls_lun_statep(isp, tptr); 2887 return; 2888 } 2889 if (ct->ct_nphdl == CT_HBA_RESET) { 2890 failure = CAM_UNREC_HBA_ERROR; 2891 } else { 2892 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2893 ok = (ct->ct_nphdl == CT7_OK); 2894 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2895 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2896 resid = ct->ct_resid; 2897 moved_data = 1; 2898 } 2899 } 2900 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2901 ct->ct_rxid, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2902 } else if (IS_FC(isp)) { 2903 ct2_entry_t *ct = arg; 2904 if (ct->ct_status == CT_SRR) { 2905 atp->srr_ccb = ccb; 2906 if (atp->srr_notify_rcvd) 2907 isp_handle_srr_start(isp, tptr, atp); 2908 rls_lun_statep(isp, tptr); 2909 isp_target_putback_atio(ccb); 2910 return; 2911 } 2912 if (ct->ct_status == CT_HBA_RESET) { 2913 failure = CAM_UNREC_HBA_ERROR; 2914 } else { 2915 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2916 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2917 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2918 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2919 resid = ct->ct_resid; 2920 moved_data = 1; 2921 } 2922 } 2923 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2924 ct->ct_rxid, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2925 } else { 2926 ct_entry_t *ct = arg; 2927 2928 if (ct->ct_status == (CT_HBA_RESET & 0xff)) { 2929 failure = CAM_UNREC_HBA_ERROR; 2930 } else { 2931 sentstatus = ct->ct_flags & CT_SENDSTATUS; 2932 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2933 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2934 } 2935 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 2936 resid = ct->ct_resid; 2937 moved_data = 1; 2938 } 2939 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] tag %x S_ID 0x%x lun %d sts %x flg %x resid %d %s", __func__, 2940 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID"); 2941 } 2942 if (ok) { 2943 if (moved_data) { 2944 ccb->csio.resid += resid; 2945 atp->bytes_xfered += (atp->last_xframt - resid); 2946 atp->last_xframt = 0; 2947 } 2948 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2949 ccb->ccb_h.status |= CAM_SENT_SENSE; 2950 } 2951 ccb->ccb_h.status |= CAM_REQ_CMP; 2952 } else { 2953 notify_cam = 1; 2954 if (failure == CAM_UNREC_HBA_ERROR) 2955 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2956 else 2957 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2958 } 2959 atp->state = ATPD_STATE_PDON; 2960 rls_lun_statep(isp, tptr); 2961 2962 /* 2963 * We never *not* notify CAM when there has been any error (ok == 0), 2964 * so we never need to do an ATIO putback if we're not notifying CAM. 2965 */ 2966 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (notify_cam=%d nowsendstatus=%d)", (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, notify_cam, atp->sendst); 2967 if (notify_cam == 0) { 2968 if (atp->sendst) { 2969 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 2970 } 2971 return; 2972 } 2973 2974 /* 2975 * We're telling CAM we're done with this CTIO transaction. 2976 * 2977 * 24XX cards never need an ATIO put back. 2978 * 2979 * Other cards need one put back only on error. 2980 * In the latter case, a timeout will re-fire 2981 * and try again in case we didn't have 2982 * queue resources to do so at first. In any case, 2983 * once the putback is done we do the completion 2984 * call. 2985 */ 2986 if (ok || IS_24XX(isp)) { 2987 isp_complete_ctio(ccb); 2988 } else { 2989 isp_target_putback_atio(ccb); 2990 } 2991 } 2992 2993 static void 2994 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot) 2995 { 2996 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2997 } 2998 2999 static void 3000 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 3001 { 3002 int needack = 1; 3003 switch (inp->in_status) { 3004 case IN_PORT_LOGOUT: 3005 /* 3006 * XXX: Need to delete this initiator's WWN from the database 3007 * XXX: Need to send this LOGOUT upstream 3008 */ 3009 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 3010 break; 3011 case IN_PORT_CHANGED: 3012 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 3013 break; 3014 case IN_GLOBAL_LOGO: 3015 isp_del_all_wwn_entries(isp, 0); 3016 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 3017 break; 3018 case IN_ABORT_TASK: 3019 { 3020 tstate_t *tptr; 3021 uint16_t lun; 3022 uint32_t loopid; 3023 uint64_t wwn; 3024 atio_private_data_t *atp; 3025 fcportdb_t *lp; 3026 struct ccb_immediate_notify *inot = NULL; 3027 3028 if (ISP_CAP_SCCFW(isp)) { 3029 lun = inp->in_scclun; 3030 } else { 3031 lun = inp->in_lun; 3032 } 3033 if (ISP_CAP_2KLOGIN(isp)) { 3034 loopid = ((in_fcentry_e_t *)inp)->in_iid; 3035 } else { 3036 loopid = inp->in_iid; 3037 } 3038 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) { 3039 wwn = lp->port_wwn; 3040 } else { 3041 wwn = INI_ANY; 3042 } 3043 tptr = get_lun_statep(isp, 0, lun); 3044 if (tptr == NULL) { 3045 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 3046 if (tptr == NULL) { 3047 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun); 3048 return; 3049 } 3050 } 3051 atp = isp_get_atpd(isp, tptr, inp->in_seqid); 3052 3053 if (atp) { 3054 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 3055 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 3056 if (inot) { 3057 tptr->inot_count--; 3058 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 3059 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 3060 } else { 3061 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "out of INOT structures\n"); 3062 } 3063 } else { 3064 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 3065 } 3066 if (inot) { 3067 isp_notify_t tmp, *nt = &tmp; 3068 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 3069 nt->nt_hba = isp; 3070 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 3071 nt->nt_wwn = wwn; 3072 nt->nt_nphdl = loopid; 3073 nt->nt_sid = PORT_ANY; 3074 nt->nt_did = PORT_ANY; 3075 nt->nt_lun = lun; 3076 nt->nt_need_ack = 1; 3077 nt->nt_channel = 0; 3078 nt->nt_ncode = NT_ABORT_TASK; 3079 nt->nt_lreserved = inot; 3080 isp_handle_platform_target_tmf(isp, nt); 3081 needack = 0; 3082 } 3083 rls_lun_statep(isp, tptr); 3084 break; 3085 } 3086 default: 3087 break; 3088 } 3089 if (needack) { 3090 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 3091 } 3092 } 3093 3094 static void 3095 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 3096 { 3097 uint16_t nphdl; 3098 uint16_t prli_options = 0; 3099 uint32_t portid; 3100 fcportdb_t *lp; 3101 uint8_t *ptr = NULL; 3102 uint64_t wwn; 3103 3104 nphdl = inot->in_nphdl; 3105 if (nphdl != NIL_HANDLE) { 3106 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 3107 } else { 3108 portid = PORT_ANY; 3109 } 3110 3111 switch (inot->in_status) { 3112 case IN24XX_ELS_RCVD: 3113 { 3114 char buf[16], *msg; 3115 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 3116 3117 /* 3118 * Note that we're just getting notification that an ELS was received 3119 * (possibly with some associated information sent upstream). This is 3120 * *not* the same as being given the ELS frame to accept or reject. 3121 */ 3122 switch (inot->in_status_subcode) { 3123 case LOGO: 3124 msg = "LOGO"; 3125 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 3126 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 3127 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) | 3128 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) | 3129 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) | 3130 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) | 3131 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) | 3132 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) | 3133 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) | 3134 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7])); 3135 } else { 3136 wwn = INI_ANY; 3137 } 3138 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid); 3139 break; 3140 case PRLO: 3141 msg = "PRLO"; 3142 break; 3143 case PLOGI: 3144 case PRLI: 3145 /* 3146 * Treat PRLI the same as PLOGI and make a database entry for it. 3147 */ 3148 if (inot->in_status_subcode == PLOGI) { 3149 msg = "PLOGI"; 3150 } else { 3151 prli_options = inot->in_prli_options; 3152 msg = "PRLI"; 3153 } 3154 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 3155 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 3156 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) | 3157 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) | 3158 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) | 3159 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) | 3160 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) | 3161 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) | 3162 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) | 3163 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7])); 3164 } else { 3165 wwn = INI_NONE; 3166 } 3167 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid, prli_options); 3168 break; 3169 case PDISC: 3170 msg = "PDISC"; 3171 break; 3172 case ADISC: 3173 msg = "ADISC"; 3174 break; 3175 default: 3176 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 3177 msg = buf; 3178 break; 3179 } 3180 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 3181 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); 3182 break; 3183 } 3184 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, 3185 inot->in_rxid, inot->in_oxid); 3186 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3187 break; 3188 } 3189 3190 case IN24XX_PORT_LOGOUT: 3191 ptr = "PORT LOGOUT"; 3192 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 3193 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 3194 } 3195 /* FALLTHROUGH */ 3196 case IN24XX_PORT_CHANGED: 3197 if (ptr == NULL) { 3198 ptr = "PORT CHANGED"; 3199 } 3200 /* FALLTHROUGH */ 3201 case IN24XX_LIP_RESET: 3202 if (ptr == NULL) { 3203 ptr = "LIP RESET"; 3204 } 3205 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (sub-status 0x%x) for N-port handle 0x%x", ISP_GET_VPIDX(isp, inot->in_vpidx), ptr, inot->in_status_subcode, nphdl); 3206 3207 /* 3208 * All subcodes here are irrelevant. What is relevant 3209 * is that we need to terminate all active commands from 3210 * this initiator (known by N-port handle). 3211 */ 3212 /* XXX IMPLEMENT XXX */ 3213 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3214 break; 3215 3216 case IN24XX_SRR_RCVD: 3217 #ifdef ISP_TARGET_MODE 3218 isp_handle_srr_notify(isp, inot); 3219 break; 3220 #else 3221 if (ptr == NULL) { 3222 ptr = "SRR RCVD"; 3223 } 3224 /* FALLTHROUGH */ 3225 #endif 3226 case IN24XX_LINK_RESET: 3227 if (ptr == NULL) { 3228 ptr = "LINK RESET"; 3229 } 3230 case IN24XX_LINK_FAILED: 3231 if (ptr == NULL) { 3232 ptr = "LINK FAILED"; 3233 } 3234 default: 3235 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), ptr); 3236 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3237 break; 3238 } 3239 } 3240 3241 static int 3242 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 3243 { 3244 3245 if (isp->isp_state != ISP_RUNSTATE) { 3246 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 3247 return (0); 3248 } 3249 3250 /* 3251 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 3252 */ 3253 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 3254 ct7_entry_t local, *cto = &local; 3255 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 3256 fcportdb_t *lp; 3257 uint32_t sid; 3258 uint16_t nphdl; 3259 3260 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 3261 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) { 3262 nphdl = lp->handle; 3263 } else { 3264 nphdl = NIL_HANDLE; 3265 } 3266 ISP_MEMZERO(&local, sizeof (local)); 3267 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3268 cto->ct_header.rqs_entry_count = 1; 3269 cto->ct_nphdl = nphdl; 3270 cto->ct_rxid = aep->at_rxid; 3271 cto->ct_vpidx = mp->nt_channel; 3272 cto->ct_iid_lo = sid; 3273 cto->ct_iid_hi = sid >> 16; 3274 cto->ct_oxid = aep->at_hdr.ox_id; 3275 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 3276 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 3277 return (isp_target_put_entry(isp, &local)); 3278 } 3279 3280 /* 3281 * This case is for a responding to an ABTS frame 3282 */ 3283 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 3284 3285 /* 3286 * Overload nt_need_ack here to mark whether we've terminated the associated command. 3287 */ 3288 if (mp->nt_need_ack) { 3289 uint8_t storage[QENTRY_LEN]; 3290 ct7_entry_t *cto = (ct7_entry_t *) storage; 3291 abts_t *abts = (abts_t *)mp->nt_lreserved; 3292 3293 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 3294 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 3295 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3296 cto->ct_header.rqs_entry_count = 1; 3297 cto->ct_nphdl = mp->nt_nphdl; 3298 cto->ct_rxid = abts->abts_rxid_task; 3299 cto->ct_iid_lo = mp->nt_sid; 3300 cto->ct_iid_hi = mp->nt_sid >> 16; 3301 cto->ct_oxid = abts->abts_ox_id; 3302 cto->ct_vpidx = mp->nt_channel; 3303 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 3304 if (isp_target_put_entry(isp, cto)) { 3305 return (ENOMEM); 3306 } 3307 mp->nt_need_ack = 0; 3308 } 3309 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 3310 return (ENOMEM); 3311 } else { 3312 return (0); 3313 } 3314 } 3315 3316 /* 3317 * Handle logout cases here 3318 */ 3319 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 3320 isp_del_all_wwn_entries(isp, mp->nt_channel); 3321 } 3322 3323 if (mp->nt_ncode == NT_LOGOUT) { 3324 if (!IS_2100(isp) && IS_FC(isp)) { 3325 isp_del_wwn_entries(isp, mp); 3326 } 3327 } 3328 3329 /* 3330 * General purpose acknowledgement 3331 */ 3332 if (mp->nt_need_ack) { 3333 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 3334 /* 3335 * Don't need to use the guaranteed send because the caller can retry 3336 */ 3337 return (isp_notify_ack(isp, mp->nt_lreserved)); 3338 } 3339 return (0); 3340 } 3341 3342 /* 3343 * Handle task management functions. 3344 * 3345 * We show up here with a notify structure filled out. 3346 * 3347 * The nt_lreserved tag points to the original queue entry 3348 */ 3349 static void 3350 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 3351 { 3352 tstate_t *tptr; 3353 fcportdb_t *lp; 3354 struct ccb_immediate_notify *inot; 3355 inot_private_data_t *ntp = NULL; 3356 lun_id_t lun; 3357 3358 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 3359 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 3360 /* 3361 * NB: This assignment is necessary because of tricky type conversion. 3362 * XXX: This is tricky and I need to check this. If the lun isn't known 3363 * XXX: for the task management function, it does not of necessity follow 3364 * XXX: that it should go up stream to the wildcard listener. 3365 */ 3366 if (notify->nt_lun == LUN_ANY) { 3367 lun = CAM_LUN_WILDCARD; 3368 } else { 3369 lun = notify->nt_lun; 3370 } 3371 tptr = get_lun_statep(isp, notify->nt_channel, lun); 3372 if (tptr == NULL) { 3373 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 3374 if (tptr == NULL) { 3375 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 3376 goto bad; 3377 } 3378 } 3379 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 3380 if (inot == NULL) { 3381 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 3382 goto bad; 3383 } 3384 3385 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) { 3386 inot->initiator_id = CAM_TARGET_WILDCARD; 3387 } else { 3388 inot->initiator_id = lp->handle; 3389 } 3390 inot->seq_id = notify->nt_tagval; 3391 inot->tag_id = notify->nt_tagval >> 32; 3392 3393 switch (notify->nt_ncode) { 3394 case NT_ABORT_TASK: 3395 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 3396 inot->arg = MSG_ABORT_TASK; 3397 break; 3398 case NT_ABORT_TASK_SET: 3399 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 3400 inot->arg = MSG_ABORT_TASK_SET; 3401 break; 3402 case NT_CLEAR_ACA: 3403 inot->arg = MSG_CLEAR_ACA; 3404 break; 3405 case NT_CLEAR_TASK_SET: 3406 inot->arg = MSG_CLEAR_TASK_SET; 3407 break; 3408 case NT_LUN_RESET: 3409 inot->arg = MSG_LOGICAL_UNIT_RESET; 3410 break; 3411 case NT_TARGET_RESET: 3412 inot->arg = MSG_TARGET_RESET; 3413 break; 3414 default: 3415 isp_prt(isp, ISP_LOGWARN, "%s: unknown TMF code 0x%x for chan %d lun 0x%x", __func__, notify->nt_ncode, notify->nt_channel, lun); 3416 goto bad; 3417 } 3418 3419 ntp = isp_get_ntpd(isp, tptr); 3420 if (ntp == NULL) { 3421 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 3422 goto bad; 3423 } 3424 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 3425 if (notify->nt_lreserved) { 3426 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 3427 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 3428 } 3429 ntp->rd.seq_id = notify->nt_tagval; 3430 ntp->rd.tag_id = notify->nt_tagval >> 32; 3431 3432 tptr->inot_count--; 3433 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 3434 rls_lun_statep(isp, tptr); 3435 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 3436 inot->ccb_h.status = CAM_MESSAGE_RECV; 3437 xpt_done((union ccb *)inot); 3438 return; 3439 bad: 3440 if (tptr) { 3441 rls_lun_statep(isp, tptr); 3442 } 3443 if (notify->nt_need_ack && notify->nt_lreserved) { 3444 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 3445 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 3446 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 3447 } 3448 } else { 3449 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 3450 } 3451 } 3452 } 3453 3454 /* 3455 * Find the associated private data and mark it as dead so 3456 * we don't try to work on it any further. 3457 */ 3458 static void 3459 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 3460 { 3461 tstate_t *tptr; 3462 atio_private_data_t *atp; 3463 union ccb *accb = ccb->cab.abort_ccb; 3464 3465 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3466 if (tptr == NULL) { 3467 tptr = get_lun_statep(isp, XS_CHANNEL(accb), CAM_LUN_WILDCARD); 3468 if (tptr == NULL) { 3469 ccb->ccb_h.status = CAM_REQ_INVALID; 3470 return; 3471 } 3472 } 3473 3474 atp = isp_get_atpd(isp, tptr, accb->atio.tag_id); 3475 if (atp == NULL) { 3476 ccb->ccb_h.status = CAM_REQ_INVALID; 3477 } else { 3478 atp->dead = 1; 3479 ccb->ccb_h.status = CAM_REQ_CMP; 3480 } 3481 rls_lun_statep(isp, tptr); 3482 } 3483 3484 static void 3485 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 3486 { 3487 atio_private_data_t *atp; 3488 inot_private_data_t *restart_queue = tptr->restart_queue; 3489 3490 /* 3491 * First, clean any commands pending restart 3492 */ 3493 tptr->restart_queue = NULL; 3494 while (restart_queue) { 3495 uint32_t this_tag_id; 3496 inot_private_data_t *ntp = restart_queue; 3497 3498 restart_queue = ntp->rd.nt.nt_hba; 3499 3500 if (IS_24XX(isp)) { 3501 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 3502 } else { 3503 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 3504 } 3505 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 3506 isp_put_ntpd(isp, tptr, ntp); 3507 } else { 3508 ntp->rd.nt.nt_hba = tptr->restart_queue; 3509 tptr->restart_queue = ntp; 3510 } 3511 } 3512 3513 /* 3514 * Now mark other ones dead as well. 3515 */ 3516 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3517 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3518 atp->dead = 1; 3519 } 3520 } 3521 } 3522 3523 3524 #ifdef ISP_INTERNAL_TARGET 3525 // #define ISP_FORCE_TIMEOUT 1 3526 // #define ISP_TEST_WWNS 1 3527 // #define ISP_TEST_SEPARATE_STATUS 1 3528 3529 #define ccb_data_offset ppriv_field0 3530 #define ccb_atio ppriv_ptr1 3531 #define ccb_inot ppriv_ptr1 3532 3533 #define MAX_ISP_TARG_TRANSFER (2 << 20) 3534 #define NISP_TARG_CMDS 1024 3535 #define NISP_TARG_NOTIFIES 1024 3536 #define DISK_SHIFT 9 3537 #define JUNK_SIZE 256 3538 3539 #ifndef VERIFY_10 3540 #define VERIFY_10 0x2f 3541 #endif 3542 3543 TAILQ_HEAD(ccb_queue, ccb_hdr); 3544 extern u_int vm_kmem_size; 3545 static int ca; 3546 static uint32_t disk_size; 3547 static uint8_t *disk_data = NULL; 3548 static uint8_t *junk_data; 3549 static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data"); 3550 struct isptarg_softc { 3551 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */ 3552 struct ccb_queue work_queue; 3553 struct ccb_queue rework_queue; 3554 struct ccb_queue running_queue; 3555 struct ccb_queue inot_queue; 3556 struct cam_periph *periph; 3557 struct cam_path *path; 3558 ispsoftc_t *isp; 3559 }; 3560 static periph_ctor_t isptargctor; 3561 static periph_dtor_t isptargdtor; 3562 static periph_start_t isptargstart; 3563 static periph_init_t isptarginit; 3564 static void isptarg_done(struct cam_periph *, union ccb *); 3565 static void isptargasync(void *, u_int32_t, struct cam_path *, void *); 3566 3567 3568 static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *); 3569 3570 static struct periph_driver isptargdriver = 3571 { 3572 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), /* generation */ 0 3573 }; 3574 3575 static void 3576 isptarginit(void) 3577 { 3578 } 3579 3580 static void 3581 isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot) 3582 { 3583 struct ccb_notify_acknowledge *ack = &iccb->cna2; 3584 3585 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: [0x%x] immediate notify for 0x%x from 0x%x status 0x%x arg 0x%x\n", __func__, 3586 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg); 3587 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 3588 ack->ccb_h.flags = 0; 3589 ack->ccb_h.retry_count = 0; 3590 ack->ccb_h.cbfcnp = isptarg_done; 3591 ack->ccb_h.timeout = 0; 3592 ack->ccb_h.ccb_inot = inot; 3593 ack->tag_id = inot->tag_id; 3594 ack->seq_id = inot->seq_id; 3595 ack->initiator_id = inot->initiator_id; 3596 xpt_action(iccb); 3597 } 3598 3599 static void 3600 isptargstart(struct cam_periph *periph, union ccb *iccb) 3601 { 3602 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 3603 0x7f, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3604 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3605 'S', 'C', 'S', 'I', ' ', 'N', 'U', 'L', 3606 'L', ' ', 'D', 'E', 'V', 'I', 'C', 'E', 3607 '0', '0', '0', '1' 3608 }; 3609 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = { 3610 0, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3611 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3612 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M', 3613 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K', 3614 '0', '0', '0', '1' 3615 }; 3616 int r, i, more = 0, last; 3617 struct isptarg_softc *softc = periph->softc; 3618 struct ccb_scsiio *csio; 3619 lun_id_t return_lun; 3620 struct ccb_accept_tio *atio; 3621 uint8_t *cdb, *ptr, status; 3622 uint8_t *data_ptr; 3623 uint32_t data_len, flags; 3624 struct ccb_hdr *ccbh; 3625 3626 mtx_assert(periph->sim->mtx, MA_OWNED); 3627 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, iccb->ccb_h.path, "%s: function code 0x%x INOTQ=%c WORKQ=%c REWORKQ=%c\n", __func__, iccb->ccb_h.func_code, 3628 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n'); 3629 /* 3630 * Check for immediate notifies first 3631 */ 3632 ccbh = TAILQ_FIRST(&softc->inot_queue); 3633 if (ccbh) { 3634 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe); 3635 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) { 3636 xpt_schedule(periph, 1); 3637 } 3638 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh); 3639 return; 3640 } 3641 3642 /* 3643 * Check the rework (continuation) work queue first. 3644 */ 3645 ccbh = TAILQ_FIRST(&softc->rework_queue); 3646 if (ccbh) { 3647 atio = (struct ccb_accept_tio *)ccbh; 3648 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe); 3649 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue); 3650 } else { 3651 ccbh = TAILQ_FIRST(&softc->work_queue); 3652 if (ccbh == NULL) { 3653 ISP_PATH_PRT(softc->isp, ISP_LOGWARN, iccb->ccb_h.path, "%s: woken up but no work?\n", __func__); 3654 xpt_release_ccb(iccb); 3655 return; 3656 } 3657 atio = (struct ccb_accept_tio *)ccbh; 3658 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe); 3659 more = TAILQ_FIRST(&softc->work_queue) != NULL; 3660 atio->ccb_h.ccb_data_offset = 0; 3661 } 3662 3663 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) { 3664 panic("BAD ATIO"); 3665 } 3666 3667 data_ptr = NULL; 3668 data_len = 0; 3669 csio = &iccb->csio; 3670 status = SCSI_STATUS_OK; 3671 flags = CAM_SEND_STATUS; 3672 memset(&atio->sense_data, 0, sizeof (atio->sense_data)); 3673 cdb = atio->cdb_io.cdb_bytes; 3674 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, ccbh->path, "%s: [0x%x] processing ATIO from 0x%x CDB=0x%x data_offset=%u\n", __func__, atio->tag_id, atio->init_id, 3675 cdb[0], atio->ccb_h.ccb_data_offset); 3676 3677 return_lun = XS_LUN(atio); 3678 if (return_lun != 0) { 3679 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]); 3680 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) { 3681 status = SCSI_STATUS_CHECK_COND; 3682 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3683 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3684 SDFIXED(atio->sense_data)->add_sense_code = 0x25; /* LOGICAL UNIT NOT SUPPORTED */ 3685 atio->sense_len = SSD_MIN_SIZE; 3686 } 3687 return_lun = CAM_LUN_WILDCARD; 3688 } 3689 3690 switch (cdb[0]) { 3691 case REQUEST_SENSE: 3692 flags |= CAM_DIR_IN; 3693 data_len = sizeof (atio->sense_data); 3694 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE; 3695 memset(junk_data+1, 0, data_len-1); 3696 if (data_len > cdb[4]) { 3697 data_len = cdb[4]; 3698 } 3699 if (data_len) { 3700 data_ptr = junk_data; 3701 } 3702 break; 3703 case READ_6: 3704 case READ_10: 3705 case READ_12: 3706 case READ_16: 3707 r = isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last); 3708 if (r != 0) { 3709 status = SCSI_STATUS_CHECK_COND; 3710 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3711 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3712 if (r == -1) { 3713 SDFIXED(atio->sense_data)->add_sense_code = 0x21; /* LOGICAL BLOCK ADDRESS OUT OF RANGE */ 3714 } else { 3715 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */ 3716 } 3717 atio->sense_len = SSD_MIN_SIZE; 3718 } else { 3719 #ifdef ISP_FORCE_TIMEOUT 3720 { 3721 static int foo; 3722 if (foo++ == 500) { 3723 if (more) { 3724 xpt_schedule(periph, 1); 3725 } 3726 foo = 0; 3727 return; 3728 } 3729 } 3730 #endif 3731 #ifdef ISP_TEST_SEPARATE_STATUS 3732 if (last && data_len) { 3733 last = 0; 3734 } 3735 #endif 3736 if (last == 0) { 3737 flags &= ~CAM_SEND_STATUS; 3738 } 3739 if (data_len) { 3740 atio->ccb_h.ccb_data_offset += data_len; 3741 flags |= CAM_DIR_IN; 3742 } else { 3743 flags |= CAM_DIR_NONE; 3744 } 3745 } 3746 break; 3747 case WRITE_6: 3748 case WRITE_10: 3749 case WRITE_12: 3750 case WRITE_16: 3751 r = isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last); 3752 if (r != 0) { 3753 status = SCSI_STATUS_CHECK_COND; 3754 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3755 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3756 if (r == -1) { 3757 SDFIXED(atio->sense_data)->add_sense_code = 0x21; /* LOGICAL BLOCK ADDRESS OUT OF RANGE */ 3758 } else { 3759 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */ 3760 } 3761 atio->sense_len = SSD_MIN_SIZE; 3762 } else { 3763 #ifdef ISP_FORCE_TIMEOUT 3764 { 3765 static int foo; 3766 if (foo++ == 500) { 3767 if (more) { 3768 xpt_schedule(periph, 1); 3769 } 3770 foo = 0; 3771 return; 3772 } 3773 } 3774 #endif 3775 #ifdef ISP_TEST_SEPARATE_STATUS 3776 if (last && data_len) { 3777 last = 0; 3778 } 3779 #endif 3780 if (last == 0) { 3781 flags &= ~CAM_SEND_STATUS; 3782 } 3783 if (data_len) { 3784 atio->ccb_h.ccb_data_offset += data_len; 3785 flags |= CAM_DIR_OUT; 3786 } else { 3787 flags |= CAM_DIR_NONE; 3788 } 3789 } 3790 break; 3791 case INQUIRY: 3792 flags |= CAM_DIR_IN; 3793 if (cdb[1] || cdb[2] || cdb[3]) { 3794 status = SCSI_STATUS_CHECK_COND; 3795 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3796 SDFIXED(atio->sense_data)->flags = SSD_KEY_UNIT_ATTENTION; 3797 SDFIXED(atio->sense_data)->add_sense_code = 0x24; /* INVALID FIELD IN CDB */ 3798 atio->sense_len = SSD_MIN_SIZE; 3799 break; 3800 } 3801 data_len = sizeof (iqd); 3802 if (data_len > cdb[4]) { 3803 data_len = cdb[4]; 3804 } 3805 if (data_len) { 3806 if (XS_LUN(iccb) != 0) { 3807 memcpy(junk_data, niliqd, sizeof (iqd)); 3808 } else { 3809 memcpy(junk_data, iqd, sizeof (iqd)); 3810 } 3811 data_ptr = junk_data; 3812 } 3813 break; 3814 case TEST_UNIT_READY: 3815 flags |= CAM_DIR_NONE; 3816 if (ca) { 3817 ca = 0; 3818 status = SCSI_STATUS_CHECK_COND; 3819 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3820 SDFIXED(atio->sense_data)->flags = SSD_KEY_UNIT_ATTENTION; 3821 SDFIXED(atio->sense_data)->add_sense_code = 0x29; /* POWER ON, RESET, OR BUS DEVICE RESET OCCURRED */ 3822 atio->sense_len = SSD_MIN_SIZE; 3823 } 3824 break; 3825 case SYNCHRONIZE_CACHE: 3826 case START_STOP: 3827 case RESERVE: 3828 case RELEASE: 3829 case VERIFY_10: 3830 flags |= CAM_DIR_NONE; 3831 break; 3832 3833 case READ_CAPACITY: 3834 flags |= CAM_DIR_IN; 3835 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) { 3836 status = SCSI_STATUS_CHECK_COND; 3837 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3838 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3839 SDFIXED(atio->sense_data)->add_sense_code = 0x24; /* INVALID FIELD IN CDB */ 3840 atio->sense_len = SSD_MIN_SIZE; 3841 break; 3842 } 3843 if (cdb[8] & 0x1) { /* PMI */ 3844 junk_data[0] = 0xff; 3845 junk_data[1] = 0xff; 3846 junk_data[2] = 0xff; 3847 junk_data[3] = 0xff; 3848 } else { 3849 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1; 3850 if (last_blk < 0xffffffffULL) { 3851 junk_data[0] = (last_blk >> 24) & 0xff; 3852 junk_data[1] = (last_blk >> 16) & 0xff; 3853 junk_data[2] = (last_blk >> 8) & 0xff; 3854 junk_data[3] = (last_blk) & 0xff; 3855 } else { 3856 junk_data[0] = 0xff; 3857 junk_data[1] = 0xff; 3858 junk_data[2] = 0xff; 3859 junk_data[3] = 0xff; 3860 } 3861 } 3862 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff; 3863 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff; 3864 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff; 3865 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff; 3866 data_ptr = junk_data; 3867 data_len = 8; 3868 break; 3869 case REPORT_LUNS: 3870 flags |= CAM_DIR_IN; 3871 memset(junk_data, 0, JUNK_SIZE); 3872 junk_data[0] = (1 << 3) >> 24; 3873 junk_data[1] = (1 << 3) >> 16; 3874 junk_data[2] = (1 << 3) >> 8; 3875 junk_data[3] = (1 << 3); 3876 ptr = NULL; 3877 for (i = 0; i < 1; i++) { 3878 ptr = &junk_data[8 + (1 << 3)]; 3879 if (i >= 256) { 3880 ptr[0] = 0x40 | ((i >> 8) & 0x3f); 3881 } 3882 ptr[1] = i; 3883 } 3884 data_ptr = junk_data; 3885 data_len = (ptr + 8) - junk_data; 3886 break; 3887 3888 default: 3889 flags |= CAM_DIR_NONE; 3890 status = SCSI_STATUS_CHECK_COND; 3891 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3892 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3893 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */ 3894 atio->sense_len = SSD_MIN_SIZE; 3895 break; 3896 } 3897 3898 /* 3899 * If we are done with the transaction, tell the 3900 * controller to send status and perform a CMD_CMPLT. 3901 * If we have associated sense data, see if we can 3902 * send that too. 3903 */ 3904 if (status == SCSI_STATUS_CHECK_COND) { 3905 flags |= CAM_SEND_SENSE; 3906 csio->sense_len = atio->sense_len; 3907 csio->sense_data = atio->sense_data; 3908 flags &= ~CAM_DIR_MASK; 3909 data_len = 0; 3910 data_ptr = NULL; 3911 } 3912 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 0); 3913 iccb->ccb_h.target_id = atio->ccb_h.target_id; 3914 iccb->ccb_h.target_lun = return_lun; 3915 iccb->ccb_h.ccb_atio = atio; 3916 xpt_action(iccb); 3917 3918 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3919 cam_release_devq(periph->path, 0, 0, 0, 0); 3920 atio->ccb_h.status &= ~CAM_DEV_QFRZN; 3921 } 3922 if (more) { 3923 xpt_schedule(periph, 1); 3924 } 3925 } 3926 3927 static cam_status 3928 isptargctor(struct cam_periph *periph, void *arg) 3929 { 3930 struct isptarg_softc *softc; 3931 3932 softc = (struct isptarg_softc *)arg; 3933 periph->softc = softc; 3934 softc->periph = periph; 3935 softc->path = periph->path; 3936 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, periph->path, "%s called\n", __func__); 3937 return (CAM_REQ_CMP); 3938 } 3939 3940 static void 3941 isptargdtor(struct cam_periph *periph) 3942 { 3943 struct isptarg_softc *softc; 3944 softc = (struct isptarg_softc *)periph->softc; 3945 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, periph->path, "%s called\n", __func__); 3946 softc->periph = NULL; 3947 softc->path = NULL; 3948 periph->softc = NULL; 3949 } 3950 3951 static void 3952 isptarg_done(struct cam_periph *periph, union ccb *ccb) 3953 { 3954 struct isptarg_softc *softc; 3955 ispsoftc_t *isp; 3956 struct ccb_accept_tio *atio; 3957 struct ccb_immediate_notify *inot; 3958 cam_status status; 3959 3960 softc = (struct isptarg_softc *)periph->softc; 3961 isp = softc->isp; 3962 status = ccb->ccb_h.status & CAM_STATUS_MASK; 3963 3964 switch (ccb->ccb_h.func_code) { 3965 case XPT_ACCEPT_TARGET_IO: 3966 atio = (struct ccb_accept_tio *) ccb; 3967 ISP_PATH_PRT(isp, ISP_LOGTDEBUG1, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__); 3968 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe); 3969 xpt_schedule(periph, 1); 3970 break; 3971 case XPT_IMMEDIATE_NOTIFY: 3972 inot = (struct ccb_immediate_notify *) ccb; 3973 ISP_PATH_PRT(isp, ISP_LOGTDEBUG1, ccb->ccb_h.path, "[0x%x] INOT for 0x%x seen in %s\n", inot->tag_id, inot->seq_id, __func__); 3974 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe); 3975 xpt_schedule(periph, 1); 3976 break; 3977 case XPT_CONT_TARGET_IO: 3978 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3979 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3980 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3981 } 3982 atio = ccb->ccb_h.ccb_atio; 3983 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3984 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_MESSAGE_RECV) { 3985 uint32_t newoff = (ccb->csio.msg_ptr[3] << 24) | (ccb->csio.msg_ptr[4] << 16) | (ccb->csio.msg_ptr[5] << 8) | (ccb->csio.msg_ptr[6]); 3986 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "[0x%08x] got message to return to reset offset to 0x%x\n", atio->tag_id, newoff); 3987 atio->ccb_h.ccb_data_offset = newoff; 3988 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3989 xpt_schedule(periph, 1); 3990 } else { 3991 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL); 3992 xpt_action((union ccb *)atio); 3993 } 3994 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 3995 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO seen in %s\n", atio->tag_id, __func__); 3996 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3997 xpt_schedule(periph, 1); 3998 } else { 3999 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO seen in %s\n", atio->tag_id, __func__); 4000 xpt_action((union ccb *)atio); 4001 } 4002 xpt_release_ccb(ccb); 4003 break; 4004 case XPT_NOTIFY_ACKNOWLEDGE: 4005 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 4006 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 4007 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 4008 } 4009 inot = ccb->ccb_h.ccb_inot; 4010 ISP_PATH_PRT(isp, ISP_LOGTDEBUG1, inot->ccb_h.path, "[0x%x] recycle notify for tag 0x%x\n", inot->tag_id, inot->seq_id); 4011 xpt_release_ccb(ccb); 4012 xpt_action((union ccb *)inot); 4013 break; 4014 default: 4015 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code); 4016 break; 4017 } 4018 } 4019 4020 static void 4021 isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg) 4022 { 4023 struct ac_contract *acp = arg; 4024 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data; 4025 4026 if (code != AC_CONTRACT) { 4027 return; 4028 } 4029 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed"); 4030 } 4031 4032 static void 4033 isp_target_thread(ispsoftc_t *isp, int chan) 4034 { 4035 union ccb *ccb = NULL; 4036 int i; 4037 void *wchan; 4038 cam_status status; 4039 struct isptarg_softc *softc = NULL; 4040 struct cam_periph *periph = NULL, *wperiph = NULL; 4041 struct cam_path *path, *wpath; 4042 struct cam_sim *sim; 4043 4044 if (disk_data == NULL) { 4045 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20)); 4046 if (disk_size < (50 << 20)) { 4047 disk_size = 50 << 20; 4048 } 4049 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO); 4050 if (disk_data == NULL) { 4051 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__); 4052 goto out; 4053 } 4054 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20)); 4055 } 4056 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO); 4057 if (junk_data == NULL) { 4058 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__); 4059 goto out; 4060 } 4061 4062 4063 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO); 4064 if (softc == NULL) { 4065 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__); 4066 goto out; 4067 } 4068 TAILQ_INIT(&softc->work_queue); 4069 TAILQ_INIT(&softc->rework_queue); 4070 TAILQ_INIT(&softc->running_queue); 4071 TAILQ_INIT(&softc->inot_queue); 4072 softc->isp = isp; 4073 4074 periphdriver_register(&isptargdriver); 4075 ISP_GET_PC(isp, chan, sim, sim); 4076 ISP_GET_PC(isp, chan, path, path); 4077 status = xpt_create_path_unlocked(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 4078 if (status != CAM_REQ_CMP) { 4079 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__); 4080 return; 4081 } 4082 status = xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), 0, 0); 4083 if (status != CAM_REQ_CMP) { 4084 xpt_free_path(wpath); 4085 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__); 4086 return; 4087 } 4088 4089 ccb = xpt_alloc_ccb(); 4090 4091 ISP_LOCK(isp); 4092 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc); 4093 if (status != CAM_REQ_CMP) { 4094 ISP_UNLOCK(isp); 4095 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__); 4096 goto out; 4097 } 4098 wperiph = cam_periph_find(wpath, "isptarg"); 4099 if (wperiph == NULL) { 4100 ISP_UNLOCK(isp); 4101 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__); 4102 goto out; 4103 } 4104 4105 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc); 4106 if (status != CAM_REQ_CMP) { 4107 ISP_UNLOCK(isp); 4108 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__); 4109 goto out; 4110 } 4111 4112 periph = cam_periph_find(path, "isptarg"); 4113 if (periph == NULL) { 4114 ISP_UNLOCK(isp); 4115 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__); 4116 goto out; 4117 } 4118 4119 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath); 4120 if (status != CAM_REQ_CMP) { 4121 ISP_UNLOCK(isp); 4122 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__); 4123 goto out; 4124 } 4125 4126 ISP_UNLOCK(isp); 4127 4128 ccb = xpt_alloc_ccb(); 4129 4130 /* 4131 * Make sure role is none. 4132 */ 4133 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4134 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 4135 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE; 4136 #ifdef ISP_TEST_WWNS 4137 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE | KNOB_VALID_ADDRESS; 4138 ccb->knob.xport_specific.fc.wwnn = 0x508004d000000000ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 4139 ccb->knob.xport_specific.fc.wwpn = 0x508004d000000001ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 4140 #else 4141 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 4142 #endif 4143 4144 ISP_LOCK(isp); 4145 xpt_action(ccb); 4146 ISP_UNLOCK(isp); 4147 4148 /* 4149 * Now enable luns 4150 */ 4151 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4152 ccb->ccb_h.func_code = XPT_EN_LUN; 4153 ccb->cel.enable = 1; 4154 ISP_LOCK(isp); 4155 xpt_action(ccb); 4156 ISP_UNLOCK(isp); 4157 if (ccb->ccb_h.status != CAM_REQ_CMP) { 4158 xpt_free_ccb(ccb); 4159 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 4160 goto out; 4161 } 4162 4163 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10); 4164 ccb->ccb_h.func_code = XPT_EN_LUN; 4165 ccb->cel.enable = 1; 4166 ISP_LOCK(isp); 4167 xpt_action(ccb); 4168 ISP_UNLOCK(isp); 4169 if (ccb->ccb_h.status != CAM_REQ_CMP) { 4170 xpt_free_ccb(ccb); 4171 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 4172 goto out; 4173 } 4174 xpt_free_ccb(ccb); 4175 4176 /* 4177 * Add resources 4178 */ 4179 ISP_GET_PC_ADDR(isp, chan, target_proc, wchan); 4180 for (i = 0; i < 4; i++) { 4181 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4182 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 4183 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 4184 ccb->ccb_h.cbfcnp = isptarg_done; 4185 ISP_LOCK(isp); 4186 xpt_action(ccb); 4187 ISP_UNLOCK(isp); 4188 } 4189 for (i = 0; i < NISP_TARG_CMDS; i++) { 4190 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4191 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 4192 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 4193 ccb->ccb_h.cbfcnp = isptarg_done; 4194 ISP_LOCK(isp); 4195 xpt_action(ccb); 4196 ISP_UNLOCK(isp); 4197 } 4198 for (i = 0; i < 4; i++) { 4199 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4200 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 4201 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 4202 ccb->ccb_h.cbfcnp = isptarg_done; 4203 ISP_LOCK(isp); 4204 xpt_action(ccb); 4205 ISP_UNLOCK(isp); 4206 } 4207 for (i = 0; i < NISP_TARG_NOTIFIES; i++) { 4208 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4209 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 4210 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 4211 ccb->ccb_h.cbfcnp = isptarg_done; 4212 ISP_LOCK(isp); 4213 xpt_action(ccb); 4214 ISP_UNLOCK(isp); 4215 } 4216 4217 /* 4218 * Now turn it all back on 4219 */ 4220 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4221 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 4222 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 4223 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET; 4224 ISP_LOCK(isp); 4225 xpt_action(ccb); 4226 ISP_UNLOCK(isp); 4227 4228 /* 4229 * Okay, while things are still active, sleep... 4230 */ 4231 ISP_LOCK(isp); 4232 for (;;) { 4233 ISP_GET_PC(isp, chan, proc_active, i); 4234 if (i == 0) { 4235 break; 4236 } 4237 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0); 4238 } 4239 ISP_UNLOCK(isp); 4240 4241 out: 4242 if (wperiph) { 4243 cam_periph_invalidate(wperiph); 4244 } 4245 if (periph) { 4246 cam_periph_invalidate(periph); 4247 } 4248 if (junk_data) { 4249 free(junk_data, M_ISPTARG); 4250 } 4251 if (disk_data) { 4252 free(disk_data, M_ISPTARG); 4253 } 4254 if (softc) { 4255 free(softc, M_ISPTARG); 4256 } 4257 xpt_free_path(path); 4258 xpt_free_path(wpath); 4259 } 4260 4261 static void 4262 isp_target_thread_pi(void *arg) 4263 { 4264 struct isp_spi *pi = arg; 4265 isp_target_thread(cam_sim_softc(pi->sim), cam_sim_bus(pi->sim)); 4266 } 4267 4268 static void 4269 isp_target_thread_fc(void *arg) 4270 { 4271 struct isp_fc *fc = arg; 4272 isp_target_thread(cam_sim_softc(fc->sim), cam_sim_bus(fc->sim)); 4273 } 4274 4275 static int 4276 isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp) 4277 { 4278 uint32_t cnt, curcnt; 4279 uint64_t lba; 4280 4281 switch (cdb[0]) { 4282 case WRITE_16: 4283 case READ_16: 4284 cnt = (((uint32_t)cdb[10]) << 24) | 4285 (((uint32_t)cdb[11]) << 16) | 4286 (((uint32_t)cdb[12]) << 8) | 4287 ((uint32_t)cdb[13]); 4288 4289 lba = (((uint64_t)cdb[2]) << 56) | 4290 (((uint64_t)cdb[3]) << 48) | 4291 (((uint64_t)cdb[4]) << 40) | 4292 (((uint64_t)cdb[5]) << 32) | 4293 (((uint64_t)cdb[6]) << 24) | 4294 (((uint64_t)cdb[7]) << 16) | 4295 (((uint64_t)cdb[8]) << 8) | 4296 ((uint64_t)cdb[9]); 4297 break; 4298 case WRITE_12: 4299 case READ_12: 4300 cnt = (((uint32_t)cdb[6]) << 16) | 4301 (((uint32_t)cdb[7]) << 8) | 4302 ((u_int32_t)cdb[8]); 4303 4304 lba = (((uint32_t)cdb[2]) << 24) | 4305 (((uint32_t)cdb[3]) << 16) | 4306 (((uint32_t)cdb[4]) << 8) | 4307 ((uint32_t)cdb[5]); 4308 break; 4309 case WRITE_10: 4310 case READ_10: 4311 cnt = (((uint32_t)cdb[7]) << 8) | 4312 ((u_int32_t)cdb[8]); 4313 4314 lba = (((uint32_t)cdb[2]) << 24) | 4315 (((uint32_t)cdb[3]) << 16) | 4316 (((uint32_t)cdb[4]) << 8) | 4317 ((uint32_t)cdb[5]); 4318 break; 4319 case WRITE_6: 4320 case READ_6: 4321 cnt = cdb[4]; 4322 if (cnt == 0) { 4323 cnt = 256; 4324 } 4325 lba = (((uint32_t)cdb[1] & 0x1f) << 16) | 4326 (((uint32_t)cdb[2]) << 8) | 4327 ((uint32_t)cdb[3]); 4328 break; 4329 default: 4330 return (-1); 4331 } 4332 4333 cnt <<= DISK_SHIFT; 4334 lba <<= DISK_SHIFT; 4335 4336 if (offset == cnt) { 4337 *lp = 1; 4338 return (0); 4339 } 4340 4341 if (lba + cnt > dl) { 4342 return (-2); 4343 } 4344 4345 4346 curcnt = MAX_ISP_TARG_TRANSFER; 4347 if (offset + curcnt >= cnt) { 4348 curcnt = cnt - offset; 4349 *lp = 1; 4350 } else { 4351 *lp = 0; 4352 } 4353 *tl = curcnt; 4354 *kp = &dp[lba + offset]; 4355 return (0); 4356 } 4357 4358 #endif 4359 #endif 4360 4361 static void 4362 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 4363 { 4364 struct cam_sim *sim; 4365 int bus, tgt; 4366 ispsoftc_t *isp; 4367 4368 sim = (struct cam_sim *)cbarg; 4369 isp = (ispsoftc_t *) cam_sim_softc(sim); 4370 bus = cam_sim_bus(sim); 4371 tgt = xpt_path_target_id(path); 4372 4373 switch (code) { 4374 case AC_LOST_DEVICE: 4375 if (IS_SCSI(isp)) { 4376 uint16_t oflags, nflags; 4377 sdparam *sdp = SDPARAM(isp, bus); 4378 4379 if (tgt >= 0) { 4380 nflags = sdp->isp_devparam[tgt].nvrm_flags; 4381 #ifndef ISP_TARGET_MODE 4382 nflags &= DPARM_SAFE_DFLT; 4383 if (isp->isp_loaded_fw) { 4384 nflags |= DPARM_NARROW | DPARM_ASYNC; 4385 } 4386 #else 4387 nflags = DPARM_DEFAULT; 4388 #endif 4389 oflags = sdp->isp_devparam[tgt].goal_flags; 4390 sdp->isp_devparam[tgt].goal_flags = nflags; 4391 sdp->isp_devparam[tgt].dev_update = 1; 4392 sdp->update = 1; 4393 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 4394 sdp->isp_devparam[tgt].goal_flags = oflags; 4395 } 4396 } 4397 break; 4398 default: 4399 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 4400 break; 4401 } 4402 } 4403 4404 static void 4405 isp_poll(struct cam_sim *sim) 4406 { 4407 ispsoftc_t *isp = cam_sim_softc(sim); 4408 uint32_t isr; 4409 uint16_t sema, mbox; 4410 4411 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 4412 isp_intr(isp, isr, sema, mbox); 4413 } 4414 } 4415 4416 4417 static void 4418 isp_watchdog(void *arg) 4419 { 4420 struct ccb_scsiio *xs = arg; 4421 ispsoftc_t *isp; 4422 uint32_t ohandle = ISP_HANDLE_FREE, handle; 4423 4424 isp = XS_ISP(xs); 4425 4426 handle = isp_find_handle(isp, xs); 4427 4428 /* 4429 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 4430 */ 4431 if (handle != ISP_HANDLE_FREE) { 4432 uint32_t isr; 4433 uint16_t sema, mbox; 4434 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) != 0) { 4435 isp_intr(isp, isr, sema, mbox); 4436 } 4437 ohandle = handle; 4438 handle = isp_find_handle(isp, xs); 4439 } 4440 if (handle != ISP_HANDLE_FREE) { 4441 /* 4442 * Try and make sure the command is really dead before 4443 * we release the handle (and DMA resources) for reuse. 4444 * 4445 * If we are successful in aborting the command then 4446 * we're done here because we'll get the command returned 4447 * back separately. 4448 */ 4449 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 4450 return; 4451 } 4452 4453 /* 4454 * Note that after calling the above, the command may in 4455 * fact have been completed. 4456 */ 4457 xs = isp_find_xs(isp, handle); 4458 4459 /* 4460 * If the command no longer exists, then we won't 4461 * be able to find the xs again with this handle. 4462 */ 4463 if (xs == NULL) { 4464 return; 4465 } 4466 4467 /* 4468 * After this point, the command is really dead. 4469 */ 4470 if (XS_XFRLEN(xs)) { 4471 ISP_DMAFREE(isp, xs, handle); 4472 } 4473 isp_destroy_handle(isp, handle); 4474 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 4475 xs->ccb_h.status &= ~CAM_STATUS_MASK; 4476 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 4477 isp_prt_endcmd(isp, xs); 4478 isp_done(xs); 4479 } else { 4480 if (ohandle != ISP_HANDLE_FREE) { 4481 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 4482 } else { 4483 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 4484 } 4485 } 4486 } 4487 4488 static void 4489 isp_make_here(ispsoftc_t *isp, int chan, int tgt) 4490 { 4491 union ccb *ccb; 4492 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4493 4494 if (isp_autoconfig == 0) { 4495 return; 4496 } 4497 4498 /* 4499 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 4500 */ 4501 ccb = xpt_alloc_ccb_nowait(); 4502 if (ccb == NULL) { 4503 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 4504 return; 4505 } 4506 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4507 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 4508 xpt_free_ccb(ccb); 4509 return; 4510 } 4511 xpt_rescan(ccb); 4512 } 4513 4514 static void 4515 isp_make_gone(ispsoftc_t *isp, int chan, int tgt) 4516 { 4517 struct cam_path *tp; 4518 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4519 4520 if (isp_autoconfig == 0) { 4521 return; 4522 } 4523 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 4524 xpt_async(AC_LOST_DEVICE, tp, NULL); 4525 xpt_free_path(tp); 4526 } 4527 } 4528 4529 /* 4530 * Gone Device Timer Function- when we have decided that a device has gone 4531 * away, we wait a specific period of time prior to telling the OS it has 4532 * gone away. 4533 * 4534 * This timer function fires once a second and then scans the port database 4535 * for devices that are marked dead but still have a virtual target assigned. 4536 * We decrement a counter for that port database entry, and when it hits zero, 4537 * we tell the OS the device has gone away. 4538 */ 4539 static void 4540 isp_gdt(void *arg) 4541 { 4542 struct isp_fc *fc = arg; 4543 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 4544 } 4545 4546 static void 4547 isp_gdt_task(void *arg, int pending) 4548 { 4549 struct isp_fc *fc = arg; 4550 ispsoftc_t *isp = fc->isp; 4551 int chan = fc - isp->isp_osinfo.pc.fc; 4552 fcportdb_t *lp; 4553 int dbidx, tgt, more_to_do = 0; 4554 4555 ISP_LOCK(isp); 4556 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 4557 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4558 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4559 4560 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 4561 continue; 4562 } 4563 if (lp->dev_map_idx == 0 || lp->target_mode) { 4564 continue; 4565 } 4566 if (lp->gone_timer != 0) { 4567 isp_prt(isp, ISP_LOG_SANCFG, "%s: Chan %d more to do for target %u (timer=%u)", __func__, chan, lp->dev_map_idx - 1, lp->gone_timer); 4568 lp->gone_timer -= 1; 4569 more_to_do++; 4570 continue; 4571 } 4572 tgt = lp->dev_map_idx - 1; 4573 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4574 lp->dev_map_idx = 0; 4575 lp->state = FC_PORTDB_STATE_NIL; 4576 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout"); 4577 isp_make_gone(isp, chan, tgt); 4578 } 4579 if (fc->ready) { 4580 if (more_to_do) { 4581 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4582 } else { 4583 callout_deactivate(&fc->gdt); 4584 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 4585 } 4586 } 4587 ISP_UNLOCK(isp); 4588 } 4589 4590 /* 4591 * Loop Down Timer Function- when loop goes down, a timer is started and 4592 * and after it expires we come here and take all probational devices that 4593 * the OS knows about and the tell the OS that they've gone away. 4594 * 4595 * We don't clear the devices out of our port database because, when loop 4596 * come back up, we have to do some actual cleanup with the chip at that 4597 * point (implicit PLOGO, e.g., to get the chip's port database state right). 4598 */ 4599 static void 4600 isp_ldt(void *arg) 4601 { 4602 struct isp_fc *fc = arg; 4603 taskqueue_enqueue(taskqueue_thread, &fc->ltask); 4604 } 4605 4606 static void 4607 isp_ldt_task(void *arg, int pending) 4608 { 4609 struct isp_fc *fc = arg; 4610 ispsoftc_t *isp = fc->isp; 4611 int chan = fc - isp->isp_osinfo.pc.fc; 4612 fcportdb_t *lp; 4613 int dbidx, tgt, i; 4614 4615 ISP_LOCK(isp); 4616 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime); 4617 callout_deactivate(&fc->ldt); 4618 4619 /* 4620 * Notify to the OS all targets who we now consider have departed. 4621 */ 4622 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4623 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4624 4625 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 4626 continue; 4627 } 4628 if (lp->dev_map_idx == 0 || lp->target_mode) { 4629 continue; 4630 } 4631 4632 /* 4633 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 4634 */ 4635 4636 4637 for (i = 0; i < isp->isp_maxcmds; i++) { 4638 struct ccb_scsiio *xs; 4639 4640 if (!ISP_VALID_HANDLE(isp, isp->isp_xflist[i].handle)) { 4641 continue; 4642 } 4643 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 4644 continue; 4645 } 4646 if (dbidx != (FCPARAM(isp, chan)->isp_dev_map[XS_TGT(xs)] - 1)) { 4647 continue; 4648 } 4649 isp_prt(isp, ISP_LOGWARN, "command handle 0x%08x for %d.%d.%d orphaned by loop down timeout", 4650 isp->isp_xflist[i].handle, chan, XS_TGT(xs), XS_LUN(xs)); 4651 } 4652 4653 /* 4654 * Mark that we've announced that this device is gone.... 4655 */ 4656 lp->announced = 1; 4657 4658 /* 4659 * but *don't* change the state of the entry. Just clear 4660 * any target id stuff and announce to CAM that the 4661 * device is gone. This way any necessary PLOGO stuff 4662 * will happen when loop comes back up. 4663 */ 4664 4665 tgt = lp->dev_map_idx - 1; 4666 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4667 lp->dev_map_idx = 0; 4668 lp->state = FC_PORTDB_STATE_NIL; 4669 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout"); 4670 isp_make_gone(isp, chan, tgt); 4671 } 4672 4673 if (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR) { 4674 isp_unfreeze_loopdown(isp, chan); 4675 } 4676 /* 4677 * The loop down timer has expired. Wake up the kthread 4678 * to notice that fact (or make it false). 4679 */ 4680 fc->loop_dead = 1; 4681 fc->loop_down_time = fc->loop_down_limit+1; 4682 wakeup(fc); 4683 ISP_UNLOCK(isp); 4684 } 4685 4686 static void 4687 isp_kthread(void *arg) 4688 { 4689 struct isp_fc *fc = arg; 4690 ispsoftc_t *isp = fc->isp; 4691 int chan = fc - isp->isp_osinfo.pc.fc; 4692 int slp = 0; 4693 4694 mtx_lock(&isp->isp_osinfo.lock); 4695 4696 for (;;) { 4697 int lb, lim; 4698 4699 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan); 4700 lb = isp_fc_runstate(isp, chan, 250000); 4701 4702 /* 4703 * Our action is different based upon whether we're supporting 4704 * Initiator mode or not. If we are, we might freeze the simq 4705 * when loop is down and set all sorts of different delays to 4706 * check again. 4707 * 4708 * If not, we simply just wait for loop to come up. 4709 */ 4710 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) { 4711 /* 4712 * Increment loop down time by the last sleep interval 4713 */ 4714 fc->loop_down_time += slp; 4715 4716 if (lb < 0) { 4717 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time); 4718 } else { 4719 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC got to %d (down count %d)", __func__, chan, lb, fc->loop_down_time); 4720 } 4721 4722 /* 4723 * If we've never seen loop up and we've waited longer 4724 * than quickboot time, or we've seen loop up but we've 4725 * waited longer than loop_down_limit, give up and go 4726 * to sleep until loop comes up. 4727 */ 4728 if (FCPARAM(isp, chan)->loop_seen_once == 0) { 4729 lim = isp_quickboot_time; 4730 } else { 4731 lim = fc->loop_down_limit; 4732 } 4733 if (fc->loop_down_time >= lim) { 4734 isp_freeze_loopdown(isp, chan, "loop limit hit"); 4735 slp = 0; 4736 } else if (fc->loop_down_time < 10) { 4737 slp = 1; 4738 } else if (fc->loop_down_time < 30) { 4739 slp = 5; 4740 } else if (fc->loop_down_time < 60) { 4741 slp = 10; 4742 } else if (fc->loop_down_time < 120) { 4743 slp = 20; 4744 } else { 4745 slp = 30; 4746 } 4747 4748 } else if (lb) { 4749 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan); 4750 fc->loop_down_time += slp; 4751 if (fc->loop_down_time > 300) 4752 slp = 0; 4753 else 4754 slp = 60; 4755 } else { 4756 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan); 4757 fc->loop_down_time = 0; 4758 slp = 0; 4759 } 4760 4761 4762 /* 4763 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it 4764 * now so that CAM can start sending us commands. 4765 * 4766 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again 4767 * or kill the commands, as appropriate. 4768 */ 4769 4770 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) { 4771 isp_unfreeze_loopdown(isp, chan); 4772 } 4773 4774 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp); 4775 4776 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 4777 4778 /* 4779 * If slp is zero, we're waking up for the first time after 4780 * things have been okay. In this case, we set a deferral state 4781 * for all commands and delay hysteresis seconds before starting 4782 * the FC state evaluation. This gives the loop/fabric a chance 4783 * to settle. 4784 */ 4785 if (slp == 0 && fc->hysteresis) { 4786 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz); 4787 mtx_unlock(&isp->isp_osinfo.lock); 4788 pause("ispt", fc->hysteresis * hz); 4789 mtx_lock(&isp->isp_osinfo.lock); 4790 } 4791 } 4792 mtx_unlock(&isp->isp_osinfo.lock); 4793 } 4794 4795 static void 4796 isp_action(struct cam_sim *sim, union ccb *ccb) 4797 { 4798 int bus, tgt, ts, error, lim; 4799 ispsoftc_t *isp; 4800 struct ccb_trans_settings *cts; 4801 4802 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 4803 4804 isp = (ispsoftc_t *)cam_sim_softc(sim); 4805 mtx_assert(&isp->isp_lock, MA_OWNED); 4806 4807 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) { 4808 isp_init(isp); 4809 if (isp->isp_state != ISP_INITSTATE) { 4810 /* 4811 * Lie. Say it was a selection timeout. 4812 */ 4813 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 4814 xpt_freeze_devq(ccb->ccb_h.path, 1); 4815 xpt_done(ccb); 4816 return; 4817 } 4818 isp->isp_state = ISP_RUNSTATE; 4819 } 4820 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 4821 ISP_PCMD(ccb) = NULL; 4822 4823 switch (ccb->ccb_h.func_code) { 4824 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 4825 bus = XS_CHANNEL(ccb); 4826 /* 4827 * Do a couple of preliminary checks... 4828 */ 4829 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 4830 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 4831 ccb->ccb_h.status = CAM_REQ_INVALID; 4832 xpt_done(ccb); 4833 break; 4834 } 4835 } 4836 ccb->csio.req_map = NULL; 4837 #ifdef DIAGNOSTIC 4838 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 4839 xpt_print(ccb->ccb_h.path, "invalid target\n"); 4840 ccb->ccb_h.status = CAM_PATH_INVALID; 4841 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 4842 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 4843 ccb->ccb_h.status = CAM_PATH_INVALID; 4844 } 4845 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 4846 xpt_done(ccb); 4847 break; 4848 } 4849 #endif 4850 ccb->csio.scsi_status = SCSI_STATUS_OK; 4851 if (isp_get_pcmd(isp, ccb)) { 4852 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 4853 cam_freeze_devq(ccb->ccb_h.path); 4854 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 4855 xpt_done(ccb); 4856 break; 4857 } 4858 error = isp_start((XS_T *) ccb); 4859 switch (error) { 4860 case CMD_QUEUED: 4861 ccb->ccb_h.status |= CAM_SIM_QUEUED; 4862 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 4863 break; 4864 } 4865 ts = ccb->ccb_h.timeout; 4866 if (ts == CAM_TIME_DEFAULT) { 4867 ts = 60*1000; 4868 } 4869 ts = isp_mstohz(ts); 4870 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 4871 break; 4872 case CMD_RQLATER: 4873 /* 4874 * We get this result for FC devices if the loop state isn't ready yet 4875 * or if the device in question has gone zombie on us. 4876 * 4877 * If we've never seen Loop UP at all, we requeue this request and wait 4878 * for the initial loop up delay to expire. 4879 */ 4880 lim = ISP_FC_PC(isp, bus)->loop_down_limit; 4881 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) { 4882 if (FCPARAM(isp, bus)->loop_seen_once == 0) { 4883 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime); 4884 } else { 4885 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d downtime (%d) > lim (%d)", XS_TGT(ccb), XS_LUN(ccb), ISP_FC_PC(isp, bus)->loop_down_time, lim); 4886 } 4887 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 4888 xpt_freeze_devq(ccb->ccb_h.path, 1); 4889 isp_free_pcmd(isp, ccb); 4890 xpt_done(ccb); 4891 break; 4892 } 4893 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 4894 cam_freeze_devq(ccb->ccb_h.path); 4895 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4896 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4897 isp_free_pcmd(isp, ccb); 4898 xpt_done(ccb); 4899 break; 4900 case CMD_EAGAIN: 4901 isp_free_pcmd(isp, ccb); 4902 cam_freeze_devq(ccb->ccb_h.path); 4903 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 4904 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4905 xpt_done(ccb); 4906 break; 4907 case CMD_COMPLETE: 4908 isp_done((struct ccb_scsiio *) ccb); 4909 break; 4910 default: 4911 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 4912 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4913 isp_free_pcmd(isp, ccb); 4914 xpt_done(ccb); 4915 } 4916 break; 4917 4918 #ifdef ISP_TARGET_MODE 4919 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 4920 if (ccb->cel.enable) { 4921 isp_enable_lun(isp, ccb); 4922 } else { 4923 isp_disable_lun(isp, ccb); 4924 } 4925 break; 4926 case XPT_IMMED_NOTIFY: 4927 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 4928 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 4929 { 4930 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 4931 if (tptr == NULL) { 4932 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 4933 } 4934 if (tptr == NULL) { 4935 const char *str; 4936 uint32_t tag; 4937 4938 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4939 str = "XPT_IMMEDIATE_NOTIFY"; 4940 tag = ccb->cin1.seq_id; 4941 } else { 4942 tag = ccb->atio.tag_id; 4943 str = "XPT_ACCEPT_TARGET_IO"; 4944 } 4945 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 4946 dump_tstates(isp, XS_CHANNEL(ccb)); 4947 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4948 break; 4949 } 4950 ccb->ccb_h.spriv_field0 = 0; 4951 ccb->ccb_h.spriv_ptr1 = isp; 4952 ccb->ccb_h.flags = 0; 4953 4954 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 4955 if (ccb->atio.tag_id) { 4956 atio_private_data_t *atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 4957 if (atp) { 4958 isp_put_atpd(isp, tptr, atp); 4959 } 4960 } 4961 tptr->atio_count++; 4962 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 4963 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 4964 ccb->atio.tag_id, tptr->atio_count); 4965 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4966 if (ccb->cin1.tag_id) { 4967 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 4968 if (ntp) { 4969 isp_put_ntpd(isp, tptr, ntp); 4970 } 4971 } 4972 tptr->inot_count++; 4973 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4974 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4975 ccb->cin1.seq_id, tptr->inot_count); 4976 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 4977 tptr->inot_count++; 4978 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4979 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4980 ccb->cin1.seq_id, tptr->inot_count); 4981 } 4982 rls_lun_statep(isp, tptr); 4983 ccb->ccb_h.status = CAM_REQ_INPROG; 4984 break; 4985 } 4986 case XPT_NOTIFY_ACK: 4987 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4988 break; 4989 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 4990 { 4991 tstate_t *tptr; 4992 inot_private_data_t *ntp; 4993 4994 /* 4995 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 4996 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 4997 */ 4998 /* 4999 * All the relevant path information is in the associated immediate notify 5000 */ 5001 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); 5002 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 5003 if (ntp == NULL) { 5004 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__, 5005 ccb->cna2.tag_id, ccb->cna2.seq_id); 5006 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 5007 xpt_done(ccb); 5008 break; 5009 } 5010 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 5011 rls_lun_statep(isp, tptr); 5012 cam_freeze_devq(ccb->ccb_h.path); 5013 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 5014 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 5015 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 5016 break; 5017 } 5018 isp_put_ntpd(isp, tptr, ntp); 5019 rls_lun_statep(isp, tptr); 5020 ccb->ccb_h.status = CAM_REQ_CMP; 5021 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); 5022 xpt_done(ccb); 5023 break; 5024 } 5025 case XPT_CONT_TARGET_IO: 5026 isp_target_start_ctio(isp, ccb, FROM_CAM); 5027 break; 5028 #endif 5029 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 5030 5031 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 5032 tgt = ccb->ccb_h.target_id; 5033 tgt |= (bus << 16); 5034 5035 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 5036 if (error) { 5037 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5038 } else { 5039 ccb->ccb_h.status = CAM_REQ_CMP; 5040 } 5041 xpt_done(ccb); 5042 break; 5043 case XPT_ABORT: /* Abort the specified CCB */ 5044 { 5045 union ccb *accb = ccb->cab.abort_ccb; 5046 switch (accb->ccb_h.func_code) { 5047 #ifdef ISP_TARGET_MODE 5048 case XPT_ACCEPT_TARGET_IO: 5049 isp_target_mark_aborted(isp, ccb); 5050 break; 5051 #endif 5052 case XPT_SCSI_IO: 5053 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 5054 if (error) { 5055 ccb->ccb_h.status = CAM_UA_ABORT; 5056 } else { 5057 ccb->ccb_h.status = CAM_REQ_CMP; 5058 } 5059 break; 5060 default: 5061 ccb->ccb_h.status = CAM_REQ_INVALID; 5062 break; 5063 } 5064 /* 5065 * This is not a queued CCB, so the caller expects it to be 5066 * complete when control is returned. 5067 */ 5068 break; 5069 } 5070 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 5071 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 5072 cts = &ccb->cts; 5073 if (!IS_CURRENT_SETTINGS(cts)) { 5074 ccb->ccb_h.status = CAM_REQ_INVALID; 5075 xpt_done(ccb); 5076 break; 5077 } 5078 tgt = cts->ccb_h.target_id; 5079 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 5080 if (IS_SCSI(isp)) { 5081 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5082 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 5083 sdparam *sdp = SDPARAM(isp, bus); 5084 uint16_t *dptr; 5085 5086 if (spi->valid == 0 && scsi->valid == 0) { 5087 ccb->ccb_h.status = CAM_REQ_CMP; 5088 xpt_done(ccb); 5089 break; 5090 } 5091 5092 /* 5093 * We always update (internally) from goal_flags 5094 * so any request to change settings just gets 5095 * vectored to that location. 5096 */ 5097 dptr = &sdp->isp_devparam[tgt].goal_flags; 5098 5099 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 5100 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 5101 *dptr |= DPARM_DISC; 5102 else 5103 *dptr &= ~DPARM_DISC; 5104 } 5105 5106 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 5107 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 5108 *dptr |= DPARM_TQING; 5109 else 5110 *dptr &= ~DPARM_TQING; 5111 } 5112 5113 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 5114 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 5115 *dptr |= DPARM_WIDE; 5116 else 5117 *dptr &= ~DPARM_WIDE; 5118 } 5119 5120 /* 5121 * XXX: FIX ME 5122 */ 5123 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 5124 *dptr |= DPARM_SYNC; 5125 /* 5126 * XXX: CHECK FOR LEGALITY 5127 */ 5128 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 5129 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 5130 } else { 5131 *dptr &= ~DPARM_SYNC; 5132 } 5133 isp_prt(isp, ISP_LOGDEBUG0, "SET (%d.%d.%d) to flags %x off %x per %x", bus, tgt, cts->ccb_h.target_lun, sdp->isp_devparam[tgt].goal_flags, 5134 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 5135 sdp->isp_devparam[tgt].dev_update = 1; 5136 sdp->update = 1; 5137 } 5138 ccb->ccb_h.status = CAM_REQ_CMP; 5139 xpt_done(ccb); 5140 break; 5141 case XPT_GET_TRAN_SETTINGS: 5142 cts = &ccb->cts; 5143 tgt = cts->ccb_h.target_id; 5144 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 5145 if (IS_FC(isp)) { 5146 fcparam *fcp = FCPARAM(isp, bus); 5147 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5148 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 5149 unsigned int hdlidx; 5150 5151 cts->protocol = PROTO_SCSI; 5152 cts->protocol_version = SCSI_REV_2; 5153 cts->transport = XPORT_FC; 5154 cts->transport_version = 0; 5155 5156 scsi->valid = CTS_SCSI_VALID_TQ; 5157 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 5158 fc->valid = CTS_FC_VALID_SPEED; 5159 fc->bitrate = 100000; 5160 fc->bitrate *= fcp->isp_gbspeed; 5161 hdlidx = fcp->isp_dev_map[tgt] - 1; 5162 if (hdlidx < MAX_FC_TARG) { 5163 fcportdb_t *lp = &fcp->portdb[hdlidx]; 5164 fc->wwnn = lp->node_wwn; 5165 fc->wwpn = lp->port_wwn; 5166 fc->port = lp->portid; 5167 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 5168 } 5169 } else { 5170 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5171 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 5172 sdparam *sdp = SDPARAM(isp, bus); 5173 uint16_t dval, pval, oval; 5174 5175 if (IS_CURRENT_SETTINGS(cts)) { 5176 sdp->isp_devparam[tgt].dev_refresh = 1; 5177 sdp->update = 1; 5178 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 5179 dval = sdp->isp_devparam[tgt].actv_flags; 5180 oval = sdp->isp_devparam[tgt].actv_offset; 5181 pval = sdp->isp_devparam[tgt].actv_period; 5182 } else { 5183 dval = sdp->isp_devparam[tgt].nvrm_flags; 5184 oval = sdp->isp_devparam[tgt].nvrm_offset; 5185 pval = sdp->isp_devparam[tgt].nvrm_period; 5186 } 5187 5188 cts->protocol = PROTO_SCSI; 5189 cts->protocol_version = SCSI_REV_2; 5190 cts->transport = XPORT_SPI; 5191 cts->transport_version = 2; 5192 5193 spi->valid = 0; 5194 scsi->valid = 0; 5195 spi->flags = 0; 5196 scsi->flags = 0; 5197 if (dval & DPARM_DISC) { 5198 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5199 } 5200 if ((dval & DPARM_SYNC) && oval && pval) { 5201 spi->sync_offset = oval; 5202 spi->sync_period = pval; 5203 } else { 5204 spi->sync_offset = 0; 5205 spi->sync_period = 0; 5206 } 5207 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5208 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5209 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 5210 if (dval & DPARM_WIDE) { 5211 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5212 } else { 5213 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5214 } 5215 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 5216 scsi->valid = CTS_SCSI_VALID_TQ; 5217 if (dval & DPARM_TQING) { 5218 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5219 } 5220 spi->valid |= CTS_SPI_VALID_DISC; 5221 } 5222 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%d) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 5223 bus, tgt, cts->ccb_h.target_lun, dval, oval, pval); 5224 } 5225 ccb->ccb_h.status = CAM_REQ_CMP; 5226 xpt_done(ccb); 5227 break; 5228 5229 case XPT_CALC_GEOMETRY: 5230 cam_calc_geometry(&ccb->ccg, 1); 5231 xpt_done(ccb); 5232 break; 5233 5234 case XPT_RESET_BUS: /* Reset the specified bus */ 5235 bus = cam_sim_bus(sim); 5236 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 5237 if (error) { 5238 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5239 xpt_done(ccb); 5240 break; 5241 } 5242 if (bootverbose) { 5243 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 5244 } 5245 if (IS_FC(isp)) { 5246 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 5247 } else { 5248 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 5249 } 5250 ccb->ccb_h.status = CAM_REQ_CMP; 5251 xpt_done(ccb); 5252 break; 5253 5254 case XPT_TERM_IO: /* Terminate the I/O process */ 5255 ccb->ccb_h.status = CAM_REQ_INVALID; 5256 xpt_done(ccb); 5257 break; 5258 5259 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 5260 { 5261 struct ccb_sim_knob *kp = &ccb->knob; 5262 fcparam *fcp; 5263 5264 if (!IS_FC(isp)) { 5265 ccb->ccb_h.status = CAM_REQ_INVALID; 5266 xpt_done(ccb); 5267 break; 5268 } 5269 5270 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 5271 fcp = FCPARAM(isp, bus); 5272 5273 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 5274 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 5275 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 5276 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 5277 } 5278 ccb->ccb_h.status = CAM_REQ_CMP; 5279 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 5280 int rchange = 0; 5281 int newrole = 0; 5282 5283 switch (kp->xport_specific.fc.role) { 5284 case KNOB_ROLE_NONE: 5285 if (fcp->role != ISP_ROLE_NONE) { 5286 rchange = 1; 5287 newrole = ISP_ROLE_NONE; 5288 } 5289 break; 5290 case KNOB_ROLE_TARGET: 5291 if (fcp->role != ISP_ROLE_TARGET) { 5292 rchange = 1; 5293 newrole = ISP_ROLE_TARGET; 5294 } 5295 break; 5296 case KNOB_ROLE_INITIATOR: 5297 if (fcp->role != ISP_ROLE_INITIATOR) { 5298 rchange = 1; 5299 newrole = ISP_ROLE_INITIATOR; 5300 } 5301 break; 5302 case KNOB_ROLE_BOTH: 5303 #if 0 5304 if (fcp->role != ISP_ROLE_BOTH) { 5305 rchange = 1; 5306 newrole = ISP_ROLE_BOTH; 5307 } 5308 #else 5309 /* 5310 * We don't really support dual role at present on FC cards. 5311 * 5312 * We should, but a bunch of things are currently broken, 5313 * so don't allow it. 5314 */ 5315 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 5316 ccb->ccb_h.status = CAM_REQ_INVALID; 5317 #endif 5318 break; 5319 } 5320 if (rchange) { 5321 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 5322 #ifdef ISP_TARGET_MODE 5323 ISP_SET_PC(isp, bus, tm_enabled, 0); 5324 ISP_SET_PC(isp, bus, tm_luns_enabled, 0); 5325 #endif 5326 if (isp_fc_change_role(isp, bus, newrole) != 0) { 5327 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5328 xpt_done(ccb); 5329 break; 5330 } 5331 #ifdef ISP_TARGET_MODE 5332 if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) { 5333 /* 5334 * Give the new role a chance to complain and settle 5335 */ 5336 msleep(isp, &isp->isp_lock, PRIBIO, "taking a breather", 2); 5337 ccb->ccb_h.status = isp_enable_deferred_luns(isp, bus); 5338 } 5339 #endif 5340 } 5341 } 5342 xpt_done(ccb); 5343 break; 5344 } 5345 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 5346 { 5347 struct ccb_sim_knob *kp = &ccb->knob; 5348 5349 if (IS_FC(isp)) { 5350 fcparam *fcp; 5351 5352 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 5353 fcp = FCPARAM(isp, bus); 5354 5355 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 5356 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 5357 switch (fcp->role) { 5358 case ISP_ROLE_NONE: 5359 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 5360 break; 5361 case ISP_ROLE_TARGET: 5362 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 5363 break; 5364 case ISP_ROLE_INITIATOR: 5365 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 5366 break; 5367 case ISP_ROLE_BOTH: 5368 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 5369 break; 5370 } 5371 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 5372 ccb->ccb_h.status = CAM_REQ_CMP; 5373 } else { 5374 ccb->ccb_h.status = CAM_REQ_INVALID; 5375 } 5376 xpt_done(ccb); 5377 break; 5378 } 5379 case XPT_PATH_INQ: /* Path routing inquiry */ 5380 { 5381 struct ccb_pathinq *cpi = &ccb->cpi; 5382 5383 cpi->version_num = 1; 5384 #ifdef ISP_TARGET_MODE 5385 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 5386 #else 5387 cpi->target_sprt = 0; 5388 #endif 5389 cpi->hba_eng_cnt = 0; 5390 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 5391 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 5392 cpi->bus_id = cam_sim_bus(sim); 5393 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 5394 if (IS_FC(isp)) { 5395 fcparam *fcp = FCPARAM(isp, bus); 5396 5397 cpi->hba_misc = PIM_NOBUSRESET; 5398 5399 /* 5400 * Because our loop ID can shift from time to time, 5401 * make our initiator ID out of range of our bus. 5402 */ 5403 cpi->initiator_id = cpi->max_target + 1; 5404 5405 /* 5406 * Set base transfer capabilities for Fibre Channel, for this HBA. 5407 */ 5408 if (IS_25XX(isp)) { 5409 cpi->base_transfer_speed = 8000000; 5410 } else if (IS_24XX(isp)) { 5411 cpi->base_transfer_speed = 4000000; 5412 } else if (IS_23XX(isp)) { 5413 cpi->base_transfer_speed = 2000000; 5414 } else { 5415 cpi->base_transfer_speed = 1000000; 5416 } 5417 cpi->hba_inquiry = PI_TAG_ABLE; 5418 cpi->transport = XPORT_FC; 5419 cpi->transport_version = 0; 5420 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 5421 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 5422 cpi->xport_specific.fc.port = fcp->isp_portid; 5423 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 5424 } else { 5425 sdparam *sdp = SDPARAM(isp, bus); 5426 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 5427 cpi->hba_misc = 0; 5428 cpi->initiator_id = sdp->isp_initiator_id; 5429 cpi->base_transfer_speed = 3300; 5430 cpi->transport = XPORT_SPI; 5431 cpi->transport_version = 2; 5432 } 5433 cpi->protocol = PROTO_SCSI; 5434 cpi->protocol_version = SCSI_REV_2; 5435 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 5436 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 5437 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 5438 cpi->unit_number = cam_sim_unit(sim); 5439 cpi->ccb_h.status = CAM_REQ_CMP; 5440 xpt_done(ccb); 5441 break; 5442 } 5443 default: 5444 ccb->ccb_h.status = CAM_REQ_INVALID; 5445 xpt_done(ccb); 5446 break; 5447 } 5448 } 5449 5450 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 5451 5452 void 5453 isp_done(XS_T *sccb) 5454 { 5455 ispsoftc_t *isp = XS_ISP(sccb); 5456 uint32_t status; 5457 5458 if (XS_NOERR(sccb)) 5459 XS_SETERR(sccb, CAM_REQ_CMP); 5460 5461 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 5462 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 5463 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 5464 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 5465 } else { 5466 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 5467 } 5468 } 5469 5470 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 5471 status = sccb->ccb_h.status & CAM_STATUS_MASK; 5472 if (status != CAM_REQ_CMP) { 5473 if (status != CAM_SEL_TIMEOUT) 5474 isp_prt(isp, ISP_LOGDEBUG0, "target %d lun %d CAM status 0x%x SCSI status 0x%x", XS_TGT(sccb), XS_LUN(sccb), sccb->ccb_h.status, sccb->scsi_status); 5475 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 5476 sccb->ccb_h.status |= CAM_DEV_QFRZN; 5477 xpt_freeze_devq(sccb->ccb_h.path, 1); 5478 } 5479 } 5480 5481 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 5482 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 5483 } 5484 5485 if (callout_active(&PISP_PCMD(sccb)->wdog)) 5486 callout_stop(&PISP_PCMD(sccb)->wdog); 5487 isp_free_pcmd(isp, (union ccb *) sccb); 5488 xpt_done((union ccb *) sccb); 5489 } 5490 5491 void 5492 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 5493 { 5494 int bus; 5495 static const char prom0[] = "Chan %d PortID 0x%06x handle 0x%x %s %s WWPN 0x%08x%08x"; 5496 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x %s %s tgt %u WWPN 0x%08x%08x"; 5497 char buf[64]; 5498 char *msg = NULL; 5499 target_id_t tgt; 5500 fcportdb_t *lp; 5501 struct isp_fc *fc; 5502 struct cam_path *tmppath; 5503 va_list ap; 5504 5505 switch (cmd) { 5506 case ISPASYNC_NEW_TGT_PARAMS: 5507 { 5508 struct ccb_trans_settings_scsi *scsi; 5509 struct ccb_trans_settings_spi *spi; 5510 int flags, tgt; 5511 sdparam *sdp; 5512 struct ccb_trans_settings cts; 5513 5514 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 5515 5516 va_start(ap, cmd); 5517 bus = va_arg(ap, int); 5518 tgt = va_arg(ap, int); 5519 va_end(ap); 5520 sdp = SDPARAM(isp, bus); 5521 5522 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 5523 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 5524 break; 5525 } 5526 flags = sdp->isp_devparam[tgt].actv_flags; 5527 cts.type = CTS_TYPE_CURRENT_SETTINGS; 5528 cts.protocol = PROTO_SCSI; 5529 cts.transport = XPORT_SPI; 5530 5531 scsi = &cts.proto_specific.scsi; 5532 spi = &cts.xport_specific.spi; 5533 5534 if (flags & DPARM_TQING) { 5535 scsi->valid |= CTS_SCSI_VALID_TQ; 5536 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5537 } 5538 5539 if (flags & DPARM_DISC) { 5540 spi->valid |= CTS_SPI_VALID_DISC; 5541 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5542 } 5543 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 5544 if (flags & DPARM_WIDE) { 5545 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5546 } else { 5547 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5548 } 5549 if (flags & DPARM_SYNC) { 5550 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5551 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5552 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 5553 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 5554 } 5555 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); 5556 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 5557 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 5558 xpt_free_path(tmppath); 5559 break; 5560 } 5561 case ISPASYNC_BUS_RESET: 5562 { 5563 va_start(ap, cmd); 5564 bus = va_arg(ap, int); 5565 va_end(ap); 5566 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 5567 if (IS_FC(isp)) { 5568 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 5569 } else { 5570 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 5571 } 5572 break; 5573 } 5574 case ISPASYNC_LIP: 5575 if (msg == NULL) { 5576 msg = "LIP Received"; 5577 } 5578 /* FALLTHROUGH */ 5579 case ISPASYNC_LOOP_RESET: 5580 if (msg == NULL) { 5581 msg = "LOOP Reset"; 5582 } 5583 /* FALLTHROUGH */ 5584 case ISPASYNC_LOOP_DOWN: 5585 { 5586 if (msg == NULL) { 5587 msg = "LOOP Down"; 5588 } 5589 va_start(ap, cmd); 5590 bus = va_arg(ap, int); 5591 va_end(ap); 5592 5593 FCPARAM(isp, bus)->link_active = 0; 5594 5595 fc = ISP_FC_PC(isp, bus); 5596 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) { 5597 /* 5598 * We don't do any simq freezing if we are only in target mode 5599 */ 5600 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5601 if (fc->path) { 5602 isp_freeze_loopdown(isp, bus, msg); 5603 } 5604 if (!callout_active(&fc->ldt)) { 5605 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc); 5606 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_uptime); 5607 } 5608 } 5609 } 5610 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg); 5611 break; 5612 } 5613 case ISPASYNC_LOOP_UP: 5614 va_start(ap, cmd); 5615 bus = va_arg(ap, int); 5616 va_end(ap); 5617 fc = ISP_FC_PC(isp, bus); 5618 /* 5619 * Now we just note that Loop has come up. We don't 5620 * actually do anything because we're waiting for a 5621 * Change Notify before activating the FC cleanup 5622 * thread to look at the state of the loop again. 5623 */ 5624 FCPARAM(isp, bus)->link_active = 1; 5625 fc->loop_dead = 0; 5626 fc->loop_down_time = 0; 5627 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 5628 break; 5629 case ISPASYNC_DEV_ARRIVED: 5630 va_start(ap, cmd); 5631 bus = va_arg(ap, int); 5632 lp = va_arg(ap, fcportdb_t *); 5633 va_end(ap); 5634 fc = ISP_FC_PC(isp, bus); 5635 lp->announced = 0; 5636 lp->gone_timer = 0; 5637 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 5638 int dbidx = lp - FCPARAM(isp, bus)->portdb; 5639 int i; 5640 5641 for (i = 0; i < MAX_FC_TARG; i++) { 5642 if (i >= FL_ID && i <= SNS_ID) { 5643 continue; 5644 } 5645 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) { 5646 break; 5647 } 5648 } 5649 if (i < MAX_FC_TARG) { 5650 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1; 5651 lp->dev_map_idx = i + 1; 5652 } else { 5653 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 5654 isp_dump_portdb(isp, bus); 5655 } 5656 } 5657 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5658 if (lp->dev_map_idx) { 5659 tgt = lp->dev_map_idx - 1; 5660 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "arrived at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5661 isp_make_here(isp, bus, tgt); 5662 } else { 5663 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "arrived", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5664 } 5665 break; 5666 case ISPASYNC_DEV_CHANGED: 5667 va_start(ap, cmd); 5668 bus = va_arg(ap, int); 5669 lp = va_arg(ap, fcportdb_t *); 5670 va_end(ap); 5671 fc = ISP_FC_PC(isp, bus); 5672 lp->announced = 0; 5673 lp->gone_timer = 0; 5674 if (isp_change_is_bad) { 5675 lp->state = FC_PORTDB_STATE_NIL; 5676 if (lp->dev_map_idx) { 5677 tgt = lp->dev_map_idx - 1; 5678 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0; 5679 lp->dev_map_idx = 0; 5680 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad"); 5681 isp_make_gone(isp, bus, tgt); 5682 } else { 5683 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5684 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "changed and departed", 5685 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5686 } 5687 } else { 5688 lp->portid = lp->new_portid; 5689 lp->prli_word3 = lp->new_prli_word3; 5690 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5691 if (lp->dev_map_idx) { 5692 int t = lp->dev_map_idx - 1; 5693 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1; 5694 tgt = lp->dev_map_idx - 1; 5695 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "changed at", tgt, 5696 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5697 } else { 5698 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "changed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5699 } 5700 } 5701 break; 5702 case ISPASYNC_DEV_STAYED: 5703 va_start(ap, cmd); 5704 bus = va_arg(ap, int); 5705 lp = va_arg(ap, fcportdb_t *); 5706 va_end(ap); 5707 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5708 if (lp->dev_map_idx) { 5709 tgt = lp->dev_map_idx - 1; 5710 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "stayed at", tgt, 5711 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5712 } else { 5713 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "stayed", 5714 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5715 } 5716 break; 5717 case ISPASYNC_DEV_GONE: 5718 va_start(ap, cmd); 5719 bus = va_arg(ap, int); 5720 lp = va_arg(ap, fcportdb_t *); 5721 va_end(ap); 5722 fc = ISP_FC_PC(isp, bus); 5723 /* 5724 * If this has a virtual target and we haven't marked it 5725 * that we're going to have isp_gdt tell the OS it's gone, 5726 * set the isp_gdt timer running on it. 5727 * 5728 * If it isn't marked that isp_gdt is going to get rid of it, 5729 * announce that it's gone. 5730 * 5731 */ 5732 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5733 if (lp->dev_map_idx && lp->announced == 0) { 5734 lp->announced = 1; 5735 lp->state = FC_PORTDB_STATE_ZOMBIE; 5736 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time; 5737 if (fc->ready && !callout_active(&fc->gdt)) { 5738 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); 5739 callout_reset(&fc->gdt, hz, isp_gdt, fc); 5740 } 5741 tgt = lp->dev_map_idx - 1; 5742 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "gone zombie at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5743 } else if (lp->announced == 0) { 5744 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "departed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5745 } 5746 break; 5747 case ISPASYNC_CHANGE_NOTIFY: 5748 { 5749 char *msg; 5750 int evt, nphdl, nlstate, reason; 5751 5752 va_start(ap, cmd); 5753 bus = va_arg(ap, int); 5754 evt = va_arg(ap, int); 5755 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) { 5756 nphdl = va_arg(ap, int); 5757 nlstate = va_arg(ap, int); 5758 reason = va_arg(ap, int); 5759 } else { 5760 nphdl = NIL_HANDLE; 5761 nlstate = reason = 0; 5762 } 5763 va_end(ap); 5764 fc = ISP_FC_PC(isp, bus); 5765 5766 if (evt == ISPASYNC_CHANGE_PDB) { 5767 msg = "Chan %d Port Database Changed"; 5768 } else if (evt == ISPASYNC_CHANGE_SNS) { 5769 msg = "Chan %d Name Server Database Changed"; 5770 } else { 5771 msg = "Chan %d Other Change Notify"; 5772 } 5773 5774 /* 5775 * If the loop down timer is running, cancel it. 5776 */ 5777 if (fc->ready && callout_active(&fc->ldt)) { 5778 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime); 5779 callout_stop(&fc->ldt); 5780 } 5781 isp_prt(isp, ISP_LOGINFO, msg, bus); 5782 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5783 isp_freeze_loopdown(isp, bus, msg); 5784 } 5785 wakeup(fc); 5786 break; 5787 } 5788 #ifdef ISP_TARGET_MODE 5789 case ISPASYNC_TARGET_NOTIFY: 5790 { 5791 isp_notify_t *notify; 5792 va_start(ap, cmd); 5793 notify = va_arg(ap, isp_notify_t *); 5794 va_end(ap); 5795 switch (notify->nt_ncode) { 5796 case NT_ABORT_TASK: 5797 case NT_ABORT_TASK_SET: 5798 case NT_CLEAR_ACA: 5799 case NT_CLEAR_TASK_SET: 5800 case NT_LUN_RESET: 5801 case NT_TARGET_RESET: 5802 /* 5803 * These are task management functions. 5804 */ 5805 isp_handle_platform_target_tmf(isp, notify); 5806 break; 5807 case NT_BUS_RESET: 5808 case NT_LIP_RESET: 5809 case NT_LINK_UP: 5810 case NT_LINK_DOWN: 5811 /* 5812 * No action need be taken here. 5813 */ 5814 break; 5815 case NT_HBA_RESET: 5816 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 5817 break; 5818 case NT_GLOBAL_LOGOUT: 5819 case NT_LOGOUT: 5820 /* 5821 * This is device arrival/departure notification 5822 */ 5823 isp_handle_platform_target_notify_ack(isp, notify); 5824 break; 5825 case NT_ARRIVED: 5826 { 5827 struct ac_contract ac; 5828 struct ac_device_changed *fc; 5829 5830 ac.contract_number = AC_CONTRACT_DEV_CHG; 5831 fc = (struct ac_device_changed *) ac.contract_data; 5832 fc->wwpn = notify->nt_wwn; 5833 fc->port = notify->nt_sid; 5834 fc->target = notify->nt_nphdl; 5835 fc->arrived = 1; 5836 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5837 break; 5838 } 5839 case NT_DEPARTED: 5840 { 5841 struct ac_contract ac; 5842 struct ac_device_changed *fc; 5843 5844 ac.contract_number = AC_CONTRACT_DEV_CHG; 5845 fc = (struct ac_device_changed *) ac.contract_data; 5846 fc->wwpn = notify->nt_wwn; 5847 fc->port = notify->nt_sid; 5848 fc->target = notify->nt_nphdl; 5849 fc->arrived = 0; 5850 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5851 break; 5852 } 5853 default: 5854 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 5855 isp_handle_platform_target_notify_ack(isp, notify); 5856 break; 5857 } 5858 break; 5859 } 5860 case ISPASYNC_TARGET_NOTIFY_ACK: 5861 { 5862 void *inot; 5863 va_start(ap, cmd); 5864 inot = va_arg(ap, void *); 5865 va_end(ap); 5866 if (isp_notify_ack(isp, inot)) { 5867 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 5868 if (tp) { 5869 tp->isp = isp; 5870 if (inot) { 5871 memcpy(tp->data, inot, sizeof (tp->data)); 5872 tp->not = tp->data; 5873 } else { 5874 tp->not = NULL; 5875 } 5876 (void) timeout(isp_refire_notify_ack, tp, 5); 5877 } else { 5878 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 5879 } 5880 } 5881 break; 5882 } 5883 case ISPASYNC_TARGET_ACTION: 5884 { 5885 isphdr_t *hp; 5886 5887 va_start(ap, cmd); 5888 hp = va_arg(ap, isphdr_t *); 5889 va_end(ap); 5890 switch (hp->rqs_entry_type) { 5891 default: 5892 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 5893 break; 5894 case RQSTYPE_NOTIFY: 5895 if (IS_SCSI(isp)) { 5896 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp); 5897 } else if (IS_24XX(isp)) { 5898 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 5899 } else { 5900 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 5901 } 5902 break; 5903 case RQSTYPE_ATIO: 5904 if (IS_24XX(isp)) { 5905 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 5906 } else { 5907 isp_handle_platform_atio(isp, (at_entry_t *) hp); 5908 } 5909 break; 5910 case RQSTYPE_ATIO2: 5911 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 5912 break; 5913 case RQSTYPE_CTIO7: 5914 case RQSTYPE_CTIO3: 5915 case RQSTYPE_CTIO2: 5916 case RQSTYPE_CTIO: 5917 isp_handle_platform_ctio(isp, hp); 5918 break; 5919 case RQSTYPE_ABTS_RCVD: 5920 { 5921 abts_t *abts = (abts_t *)hp; 5922 isp_notify_t notify, *nt = ¬ify; 5923 tstate_t *tptr; 5924 fcportdb_t *lp; 5925 uint16_t chan; 5926 uint32_t sid, did; 5927 5928 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 5929 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 5930 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 5931 5932 nt->nt_hba = isp; 5933 nt->nt_did = did; 5934 nt->nt_nphdl = abts->abts_nphdl; 5935 nt->nt_sid = sid; 5936 isp_find_chan_by_did(isp, did, &chan); 5937 if (chan == ISP_NOCHAN) { 5938 nt->nt_tgt = TGT_ANY; 5939 } else { 5940 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 5941 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) { 5942 nt->nt_wwn = lp->port_wwn; 5943 } else { 5944 nt->nt_wwn = INI_ANY; 5945 } 5946 } 5947 /* 5948 * Try hard to find the lun for this command. 5949 */ 5950 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 5951 if (tptr) { 5952 nt->nt_lun = xpt_path_lun_id(tptr->owner); 5953 rls_lun_statep(isp, tptr); 5954 } else { 5955 nt->nt_lun = LUN_ANY; 5956 } 5957 nt->nt_need_ack = 1; 5958 nt->nt_tagval = abts->abts_rxid_task; 5959 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 5960 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 5961 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)", 5962 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 5963 } else { 5964 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)", 5965 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 5966 } 5967 nt->nt_channel = chan; 5968 nt->nt_ncode = NT_ABORT_TASK; 5969 nt->nt_lreserved = hp; 5970 isp_handle_platform_target_tmf(isp, nt); 5971 break; 5972 } 5973 case RQSTYPE_ENABLE_LUN: 5974 case RQSTYPE_MODIFY_LUN: 5975 isp_ledone(isp, (lun_entry_t *) hp); 5976 break; 5977 } 5978 break; 5979 } 5980 #endif 5981 case ISPASYNC_FW_CRASH: 5982 { 5983 uint16_t mbox1, mbox6; 5984 mbox1 = ISP_READ(isp, OUTMAILBOX1); 5985 if (IS_DUALBUS(isp)) { 5986 mbox6 = ISP_READ(isp, OUTMAILBOX6); 5987 } else { 5988 mbox6 = 0; 5989 } 5990 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 5991 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 5992 isp->isp_osinfo.mbox_sleep_ok = 0; 5993 isp_reinit(isp, 1); 5994 isp->isp_osinfo.mbox_sleep_ok = mbox1; 5995 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 5996 break; 5997 } 5998 default: 5999 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 6000 break; 6001 } 6002 } 6003 6004 6005 /* 6006 * Locks are held before coming here. 6007 */ 6008 void 6009 isp_uninit(ispsoftc_t *isp) 6010 { 6011 if (IS_24XX(isp)) { 6012 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 6013 } else { 6014 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 6015 } 6016 ISP_DISABLE_INTS(isp); 6017 } 6018 6019 /* 6020 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 6021 * up from our platform default (defww{p|n}n) and morph them based upon 6022 * channel. 6023 * 6024 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 6025 * based upon channel. 6026 */ 6027 6028 uint64_t 6029 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 6030 { 6031 uint64_t seed; 6032 struct isp_fc *fc = ISP_FC_PC(isp, chan); 6033 6034 /* 6035 * If we're asking for a active WWN, the default overrides get 6036 * returned, otherwise the NVRAM value is picked. 6037 * 6038 * If we're asking for a default WWN, we just pick the default override. 6039 */ 6040 if (isactive) { 6041 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 6042 if (seed) { 6043 return (seed); 6044 } 6045 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 6046 if (seed) { 6047 return (seed); 6048 } 6049 return (0x400000007F000009ull); 6050 } else { 6051 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 6052 } 6053 6054 6055 /* 6056 * For channel zero just return what we have. For either ACTIVE or 6057 * DEFAULT cases, we depend on default override of NVRAM values for 6058 * channel zero. 6059 */ 6060 if (chan == 0) { 6061 return (seed); 6062 } 6063 6064 /* 6065 * For other channels, we are doing one of three things: 6066 * 6067 * 1. If what we have now is non-zero, return it. Otherwise we morph 6068 * values from channel 0. 2. If we're here for a WWPN we synthesize 6069 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 6070 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 6071 */ 6072 6073 if (seed) { 6074 return (seed); 6075 } 6076 if (isactive) { 6077 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 6078 } else { 6079 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 6080 } 6081 6082 if (((seed >> 60) & 0xf) == 2) { 6083 /* 6084 * The type 2 NAA fields for QLogic cards appear be laid out 6085 * thusly: 6086 * 6087 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 6088 * port (1) or node (0) WWN distinguishor bit 48 6089 * physical port on dual-port chips (23XX/24XX) 6090 * 6091 * This is somewhat nutty, particularly since bit 48 is 6092 * irrelevant as they assign separate serial numbers to 6093 * different physical ports anyway. 6094 * 6095 * We'll stick our channel number plus one first into bits 6096 * 57..59 and thence into bits 52..55 which allows for 8 bits 6097 * of channel which is comfortably more than our maximum 6098 * (126) now. 6099 */ 6100 seed &= ~0x0FF0000000000000ULL; 6101 if (iswwnn == 0) { 6102 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 6103 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 6104 } 6105 } else { 6106 seed = 0; 6107 } 6108 return (seed); 6109 } 6110 6111 void 6112 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 6113 { 6114 int loc; 6115 char lbuf[200]; 6116 va_list ap; 6117 6118 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 6119 return; 6120 } 6121 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 6122 loc = strlen(lbuf); 6123 va_start(ap, fmt); 6124 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 6125 va_end(ap); 6126 printf("%s\n", lbuf); 6127 } 6128 6129 void 6130 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 6131 { 6132 va_list ap; 6133 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 6134 return; 6135 } 6136 xpt_print_path(xs->ccb_h.path); 6137 va_start(ap, fmt); 6138 vprintf(fmt, ap); 6139 va_end(ap); 6140 printf("\n"); 6141 } 6142 6143 uint64_t 6144 isp_nanotime_sub(struct timespec *b, struct timespec *a) 6145 { 6146 uint64_t elapsed; 6147 struct timespec x = *b; 6148 timespecsub(&x, a); 6149 elapsed = GET_NANOSEC(&x); 6150 if (elapsed == 0) 6151 elapsed++; 6152 return (elapsed); 6153 } 6154 6155 int 6156 isp_mbox_acquire(ispsoftc_t *isp) 6157 { 6158 if (isp->isp_osinfo.mboxbsy) { 6159 return (1); 6160 } else { 6161 isp->isp_osinfo.mboxcmd_done = 0; 6162 isp->isp_osinfo.mboxbsy = 1; 6163 return (0); 6164 } 6165 } 6166 6167 void 6168 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 6169 { 6170 unsigned int usecs = mbp->timeout; 6171 unsigned int max, olim, ilim; 6172 6173 if (usecs == 0) { 6174 usecs = MBCMD_DEFAULT_TIMEOUT; 6175 } 6176 max = isp->isp_mbxwrk0 + 1; 6177 6178 if (isp->isp_osinfo.mbox_sleep_ok) { 6179 unsigned int ms = (usecs + 999) / 1000; 6180 6181 isp->isp_osinfo.mbox_sleep_ok = 0; 6182 isp->isp_osinfo.mbox_sleeping = 1; 6183 for (olim = 0; olim < max; olim++) { 6184 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 6185 if (isp->isp_osinfo.mboxcmd_done) { 6186 break; 6187 } 6188 } 6189 isp->isp_osinfo.mbox_sleep_ok = 1; 6190 isp->isp_osinfo.mbox_sleeping = 0; 6191 } else { 6192 for (olim = 0; olim < max; olim++) { 6193 for (ilim = 0; ilim < usecs; ilim += 100) { 6194 uint32_t isr; 6195 uint16_t sema, mbox; 6196 if (isp->isp_osinfo.mboxcmd_done) { 6197 break; 6198 } 6199 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 6200 isp_intr(isp, isr, sema, mbox); 6201 if (isp->isp_osinfo.mboxcmd_done) { 6202 break; 6203 } 6204 } 6205 ISP_DELAY(100); 6206 } 6207 if (isp->isp_osinfo.mboxcmd_done) { 6208 break; 6209 } 6210 } 6211 } 6212 if (isp->isp_osinfo.mboxcmd_done == 0) { 6213 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 6214 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 6215 mbp->param[0] = MBOX_TIMEOUT; 6216 isp->isp_osinfo.mboxcmd_done = 1; 6217 } 6218 } 6219 6220 void 6221 isp_mbox_notify_done(ispsoftc_t *isp) 6222 { 6223 if (isp->isp_osinfo.mbox_sleeping) { 6224 wakeup(&isp->isp_mbxworkp); 6225 } 6226 isp->isp_osinfo.mboxcmd_done = 1; 6227 } 6228 6229 void 6230 isp_mbox_release(ispsoftc_t *isp) 6231 { 6232 isp->isp_osinfo.mboxbsy = 0; 6233 } 6234 6235 int 6236 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 6237 { 6238 int ret = 0; 6239 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 6240 ret = -1; 6241 } else { 6242 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 6243 } 6244 return (ret); 6245 } 6246 6247 int 6248 isp_mstohz(int ms) 6249 { 6250 int hz; 6251 struct timeval t; 6252 t.tv_sec = ms / 1000; 6253 t.tv_usec = (ms % 1000) * 1000; 6254 hz = tvtohz(&t); 6255 if (hz < 0) { 6256 hz = 0x7fffffff; 6257 } 6258 if (hz == 0) { 6259 hz = 1; 6260 } 6261 return (hz); 6262 } 6263 6264 void 6265 isp_platform_intr(void *arg) 6266 { 6267 ispsoftc_t *isp = arg; 6268 uint32_t isr; 6269 uint16_t sema, mbox; 6270 6271 ISP_LOCK(isp); 6272 isp->isp_intcnt++; 6273 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) { 6274 isp->isp_intbogus++; 6275 } else { 6276 isp_intr(isp, isr, sema, mbox); 6277 } 6278 ISP_UNLOCK(isp); 6279 } 6280 6281 void 6282 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 6283 { 6284 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 6285 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 6286 } else { 6287 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 6288 } 6289 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 6290 } 6291 6292 int 6293 isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 6294 { 6295 uint32_t chan = XS_CHANNEL(cmd); 6296 uint32_t tgt = XS_TGT(cmd); 6297 uint32_t lun = XS_LUN(cmd); 6298 struct isp_fc *fc = &isp->isp_osinfo.pc.fc[chan]; 6299 int idx = NEXUS_HASH(tgt, lun); 6300 struct isp_nexus *nxp = fc->nexus_hash[idx]; 6301 6302 while (nxp) { 6303 if (nxp->tgt == tgt && nxp->lun == lun) 6304 break; 6305 nxp = nxp->next; 6306 } 6307 if (nxp == NULL) { 6308 nxp = fc->nexus_free_list; 6309 if (nxp == NULL) { 6310 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 6311 if (nxp == NULL) { 6312 return (-1); 6313 } 6314 } else { 6315 fc->nexus_free_list = nxp->next; 6316 } 6317 nxp->tgt = tgt; 6318 nxp->lun = lun; 6319 nxp->next = fc->nexus_hash[idx]; 6320 fc->nexus_hash[idx] = nxp; 6321 } 6322 if (nxp) { 6323 if (nxp->crnseed == 0) 6324 nxp->crnseed = 1; 6325 if (cmd) 6326 PISP_PCMD(cmd)->crn = nxp->crnseed; 6327 *crnp = nxp->crnseed++; 6328 return (0); 6329 } 6330 return (-1); 6331 } 6332 6333 void 6334 isp_timer(void *arg) 6335 { 6336 ispsoftc_t *isp = arg; 6337 #ifdef ISP_TARGET_MODE 6338 isp_tmcmd_restart(isp); 6339 #endif 6340 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 6341 } 6342 6343 isp_ecmd_t * 6344 isp_get_ecmd(ispsoftc_t *isp) 6345 { 6346 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 6347 if (ecmd) { 6348 isp->isp_osinfo.ecmd_free = ecmd->next; 6349 } 6350 return (ecmd); 6351 } 6352 6353 void 6354 isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 6355 { 6356 ecmd->next = isp->isp_osinfo.ecmd_free; 6357 isp->isp_osinfo.ecmd_free = ecmd; 6358 } 6359