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 60 static void isp_freeze_loopdown(ispsoftc_t *, int, char *); 61 static d_ioctl_t ispioctl; 62 static void isp_intr_enable(void *); 63 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 64 static void isp_poll(struct cam_sim *); 65 static timeout_t isp_watchdog; 66 static timeout_t isp_gdt; 67 static task_fn_t isp_gdt_task; 68 static timeout_t isp_ldt; 69 static task_fn_t isp_ldt_task; 70 static void isp_kthread(void *); 71 static void isp_action(struct cam_sim *, union ccb *); 72 #ifdef ISP_INTERNAL_TARGET 73 static void isp_target_thread_pi(void *); 74 static void isp_target_thread_fc(void *); 75 #endif 76 static int isp_timer_count; 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(&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 isp_timer_count = hz >> 2; 229 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 230 isp->isp_osinfo.timer_active = 1; 231 232 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 233 if (isp->isp_osinfo.cdev) { 234 isp->isp_osinfo.cdev->si_drv1 = isp; 235 } 236 return (0); 237 238 unwind: 239 while (--chan >= 0) { 240 struct cam_sim *sim; 241 struct cam_path *path; 242 if (IS_FC(isp)) { 243 sim = ISP_FC_PC(isp, chan)->sim; 244 path = ISP_FC_PC(isp, chan)->path; 245 } else { 246 sim = ISP_SPI_PC(isp, chan)->sim; 247 path = ISP_SPI_PC(isp, chan)->path; 248 } 249 xpt_free_path(path); 250 ISP_LOCK(isp); 251 xpt_bus_deregister(cam_sim_path(sim)); 252 ISP_UNLOCK(isp); 253 cam_sim_free(sim, FALSE); 254 } 255 if (isp->isp_osinfo.ehook_active) { 256 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 257 isp->isp_osinfo.ehook_active = 0; 258 } 259 if (isp->isp_osinfo.cdev) { 260 destroy_dev(isp->isp_osinfo.cdev); 261 isp->isp_osinfo.cdev = NULL; 262 } 263 cam_simq_free(isp->isp_osinfo.devq); 264 isp->isp_osinfo.devq = NULL; 265 return (-1); 266 } 267 268 int 269 isp_detach(ispsoftc_t *isp) 270 { 271 struct cam_sim *sim; 272 struct cam_path *path; 273 struct ccb_setasync csa; 274 int chan; 275 276 ISP_LOCK(isp); 277 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 278 if (IS_FC(isp)) { 279 sim = ISP_FC_PC(isp, chan)->sim; 280 path = ISP_FC_PC(isp, chan)->path; 281 } else { 282 sim = ISP_SPI_PC(isp, chan)->sim; 283 path = ISP_SPI_PC(isp, chan)->path; 284 } 285 if (sim->refcount > 2) { 286 ISP_UNLOCK(isp); 287 return (EBUSY); 288 } 289 } 290 if (isp->isp_osinfo.timer_active) { 291 callout_stop(&isp->isp_osinfo.tmo); 292 isp->isp_osinfo.timer_active = 0; 293 } 294 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 295 if (IS_FC(isp)) { 296 sim = ISP_FC_PC(isp, chan)->sim; 297 path = ISP_FC_PC(isp, chan)->path; 298 } else { 299 sim = ISP_SPI_PC(isp, chan)->sim; 300 path = ISP_SPI_PC(isp, chan)->path; 301 } 302 xpt_setup_ccb(&csa.ccb_h, path, 5); 303 csa.ccb_h.func_code = XPT_SASYNC_CB; 304 csa.event_enable = 0; 305 csa.callback = isp_cam_async; 306 csa.callback_arg = sim; 307 ISP_LOCK(isp); 308 xpt_action((union ccb *)&csa); 309 ISP_UNLOCK(isp); 310 xpt_free_path(path); 311 xpt_bus_deregister(cam_sim_path(sim)); 312 cam_sim_free(sim, FALSE); 313 } 314 ISP_UNLOCK(isp); 315 if (isp->isp_osinfo.cdev) { 316 destroy_dev(isp->isp_osinfo.cdev); 317 isp->isp_osinfo.cdev = NULL; 318 } 319 if (isp->isp_osinfo.ehook_active) { 320 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 321 isp->isp_osinfo.ehook_active = 0; 322 } 323 if (isp->isp_osinfo.devq != NULL) { 324 cam_simq_free(isp->isp_osinfo.devq); 325 isp->isp_osinfo.devq = NULL; 326 } 327 return (0); 328 } 329 330 static void 331 isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg) 332 { 333 if (IS_FC(isp)) { 334 struct isp_fc *fc = ISP_FC_PC(isp, chan); 335 if (fc->simqfrozen == 0) { 336 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan); 337 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 338 xpt_freeze_simq(fc->sim, 1); 339 } else { 340 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan); 341 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 342 } 343 } 344 } 345 346 static void 347 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 348 { 349 if (IS_FC(isp)) { 350 struct isp_fc *fc = ISP_FC_PC(isp, chan); 351 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 352 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 353 if (wasfrozen && fc->simqfrozen == 0) { 354 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan); 355 xpt_release_simq(fc->sim, 1); 356 } 357 } 358 } 359 360 361 static int 362 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 363 { 364 ispsoftc_t *isp; 365 int nr, chan, retval = ENOTTY; 366 367 isp = dev->si_drv1; 368 369 switch (c) { 370 case ISP_SDBLEV: 371 { 372 int olddblev = isp->isp_dblev; 373 isp->isp_dblev = *(int *)addr; 374 *(int *)addr = olddblev; 375 retval = 0; 376 break; 377 } 378 case ISP_GETROLE: 379 chan = *(int *)addr; 380 if (chan < 0 || chan >= isp->isp_nchan) { 381 retval = -ENXIO; 382 break; 383 } 384 if (IS_FC(isp)) { 385 *(int *)addr = FCPARAM(isp, chan)->role; 386 } else { 387 *(int *)addr = SDPARAM(isp, chan)->role; 388 } 389 retval = 0; 390 break; 391 case ISP_SETROLE: 392 nr = *(int *)addr; 393 chan = nr >> 8; 394 if (chan < 0 || chan >= isp->isp_nchan) { 395 retval = -ENXIO; 396 break; 397 } 398 nr &= 0xff; 399 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 400 retval = EINVAL; 401 break; 402 } 403 if (IS_FC(isp)) { 404 /* 405 * We don't really support dual role at present on FC cards. 406 * 407 * We should, but a bunch of things are currently broken, 408 * so don't allow it. 409 */ 410 if (nr == ISP_ROLE_BOTH) { 411 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 412 retval = EINVAL; 413 break; 414 } 415 *(int *)addr = FCPARAM(isp, chan)->role; 416 #ifdef ISP_INTERNAL_TARGET 417 ISP_LOCK(isp); 418 retval = isp_fc_change_role(isp, chan, nr); 419 ISP_UNLOCK(isp); 420 #else 421 FCPARAM(isp, chan)->role = nr; 422 #endif 423 } else { 424 *(int *)addr = SDPARAM(isp, chan)->role; 425 SDPARAM(isp, chan)->role = nr; 426 } 427 retval = 0; 428 break; 429 430 case ISP_RESETHBA: 431 ISP_LOCK(isp); 432 #ifdef ISP_TARGET_MODE 433 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 434 #endif 435 isp_reinit(isp, 0); 436 ISP_UNLOCK(isp); 437 retval = 0; 438 break; 439 440 case ISP_RESCAN: 441 if (IS_FC(isp)) { 442 chan = *(int *)addr; 443 if (chan < 0 || chan >= isp->isp_nchan) { 444 retval = -ENXIO; 445 break; 446 } 447 ISP_LOCK(isp); 448 if (isp_fc_runstate(isp, chan, 5 * 1000000)) { 449 retval = EIO; 450 } else { 451 retval = 0; 452 } 453 ISP_UNLOCK(isp); 454 } 455 break; 456 457 case ISP_FC_LIP: 458 if (IS_FC(isp)) { 459 chan = *(int *)addr; 460 if (chan < 0 || chan >= isp->isp_nchan) { 461 retval = -ENXIO; 462 break; 463 } 464 ISP_LOCK(isp); 465 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 466 retval = EIO; 467 } else { 468 retval = 0; 469 } 470 ISP_UNLOCK(isp); 471 } 472 break; 473 case ISP_FC_GETDINFO: 474 { 475 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 476 fcportdb_t *lp; 477 478 if (IS_SCSI(isp)) { 479 break; 480 } 481 if (ifc->loopid >= MAX_FC_TARG) { 482 retval = EINVAL; 483 break; 484 } 485 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 486 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) { 487 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 488 ifc->loopid = lp->handle; 489 ifc->portid = lp->portid; 490 ifc->node_wwn = lp->node_wwn; 491 ifc->port_wwn = lp->port_wwn; 492 retval = 0; 493 } else { 494 retval = ENODEV; 495 } 496 break; 497 } 498 case ISP_GET_STATS: 499 { 500 isp_stats_t *sp = (isp_stats_t *) addr; 501 502 ISP_MEMZERO(sp, sizeof (*sp)); 503 sp->isp_stat_version = ISP_STATS_VERSION; 504 sp->isp_type = isp->isp_type; 505 sp->isp_revision = isp->isp_revision; 506 ISP_LOCK(isp); 507 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 508 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 509 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 510 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 511 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 512 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 513 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 514 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 515 ISP_UNLOCK(isp); 516 retval = 0; 517 break; 518 } 519 case ISP_CLR_STATS: 520 ISP_LOCK(isp); 521 isp->isp_intcnt = 0; 522 isp->isp_intbogus = 0; 523 isp->isp_intmboxc = 0; 524 isp->isp_intoasync = 0; 525 isp->isp_rsltccmplt = 0; 526 isp->isp_fphccmplt = 0; 527 isp->isp_rscchiwater = 0; 528 isp->isp_fpcchiwater = 0; 529 ISP_UNLOCK(isp); 530 retval = 0; 531 break; 532 case ISP_FC_GETHINFO: 533 { 534 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 535 int chan = hba->fc_channel; 536 537 if (chan < 0 || chan >= isp->isp_nchan) { 538 retval = ENXIO; 539 break; 540 } 541 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 542 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 543 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 544 hba->fc_nchannels = isp->isp_nchan; 545 if (IS_FC(isp)) { 546 hba->fc_nports = MAX_FC_TARG; 547 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 548 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 549 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 550 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 551 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 552 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 553 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 554 } else { 555 hba->fc_nports = MAX_TARGETS; 556 hba->fc_speed = 0; 557 hba->fc_topology = 0; 558 hba->nvram_node_wwn = 0ull; 559 hba->nvram_port_wwn = 0ull; 560 hba->active_node_wwn = 0ull; 561 hba->active_port_wwn = 0ull; 562 } 563 retval = 0; 564 break; 565 } 566 case ISP_TSK_MGMT: 567 { 568 int needmarker; 569 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 570 uint16_t loopid; 571 mbreg_t mbs; 572 573 if (IS_SCSI(isp)) { 574 break; 575 } 576 577 chan = fct->chan; 578 if (chan < 0 || chan >= isp->isp_nchan) { 579 retval = -ENXIO; 580 break; 581 } 582 583 needmarker = retval = 0; 584 loopid = fct->loopid; 585 ISP_LOCK(isp); 586 if (IS_24XX(isp)) { 587 uint8_t local[QENTRY_LEN]; 588 isp24xx_tmf_t *tmf; 589 isp24xx_statusreq_t *sp; 590 fcparam *fcp = FCPARAM(isp, chan); 591 fcportdb_t *lp; 592 int i; 593 594 for (i = 0; i < MAX_FC_TARG; i++) { 595 lp = &fcp->portdb[i]; 596 if (lp->handle == loopid) { 597 break; 598 } 599 } 600 if (i == MAX_FC_TARG) { 601 retval = ENXIO; 602 ISP_UNLOCK(isp); 603 break; 604 } 605 /* XXX VALIDATE LP XXX */ 606 tmf = (isp24xx_tmf_t *) local; 607 ISP_MEMZERO(tmf, QENTRY_LEN); 608 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 609 tmf->tmf_header.rqs_entry_count = 1; 610 tmf->tmf_nphdl = lp->handle; 611 tmf->tmf_delay = 2; 612 tmf->tmf_timeout = 2; 613 tmf->tmf_tidlo = lp->portid; 614 tmf->tmf_tidhi = lp->portid >> 16; 615 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan); 616 tmf->tmf_lun[1] = fct->lun & 0xff; 617 if (fct->lun >= 256) { 618 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8); 619 } 620 switch (fct->action) { 621 case IPT_CLEAR_ACA: 622 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA; 623 break; 624 case IPT_TARGET_RESET: 625 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET; 626 needmarker = 1; 627 break; 628 case IPT_LUN_RESET: 629 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET; 630 needmarker = 1; 631 break; 632 case IPT_CLEAR_TASK_SET: 633 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 634 needmarker = 1; 635 break; 636 case IPT_ABORT_TASK_SET: 637 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 638 needmarker = 1; 639 break; 640 default: 641 retval = EINVAL; 642 break; 643 } 644 if (retval) { 645 ISP_UNLOCK(isp); 646 break; 647 } 648 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000); 649 mbs.param[1] = QENTRY_LEN; 650 mbs.param[2] = DMA_WD1(fcp->isp_scdma); 651 mbs.param[3] = DMA_WD0(fcp->isp_scdma); 652 mbs.param[6] = DMA_WD3(fcp->isp_scdma); 653 mbs.param[7] = DMA_WD2(fcp->isp_scdma); 654 655 if (FC_SCRATCH_ACQUIRE(isp, chan)) { 656 ISP_UNLOCK(isp); 657 retval = ENOMEM; 658 break; 659 } 660 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch); 661 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN, chan); 662 sp = (isp24xx_statusreq_t *) local; 663 sp->req_completion_status = 1; 664 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 665 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan); 666 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp); 667 FC_SCRATCH_RELEASE(isp, chan); 668 if (retval || sp->req_completion_status != 0) { 669 FC_SCRATCH_RELEASE(isp, chan); 670 retval = EIO; 671 } 672 if (retval == 0) { 673 if (needmarker) { 674 fcp->sendmarker = 1; 675 } 676 } 677 } else { 678 MBSINIT(&mbs, 0, MBLOGALL, 0); 679 if (ISP_CAP_2KLOGIN(isp) == 0) { 680 loopid <<= 8; 681 } 682 switch (fct->action) { 683 case IPT_CLEAR_ACA: 684 mbs.param[0] = MBOX_CLEAR_ACA; 685 mbs.param[1] = loopid; 686 mbs.param[2] = fct->lun; 687 break; 688 case IPT_TARGET_RESET: 689 mbs.param[0] = MBOX_TARGET_RESET; 690 mbs.param[1] = loopid; 691 needmarker = 1; 692 break; 693 case IPT_LUN_RESET: 694 mbs.param[0] = MBOX_LUN_RESET; 695 mbs.param[1] = loopid; 696 mbs.param[2] = fct->lun; 697 needmarker = 1; 698 break; 699 case IPT_CLEAR_TASK_SET: 700 mbs.param[0] = MBOX_CLEAR_TASK_SET; 701 mbs.param[1] = loopid; 702 mbs.param[2] = fct->lun; 703 needmarker = 1; 704 break; 705 case IPT_ABORT_TASK_SET: 706 mbs.param[0] = MBOX_ABORT_TASK_SET; 707 mbs.param[1] = loopid; 708 mbs.param[2] = fct->lun; 709 needmarker = 1; 710 break; 711 default: 712 retval = EINVAL; 713 break; 714 } 715 if (retval == 0) { 716 if (needmarker) { 717 FCPARAM(isp, chan)->sendmarker = 1; 718 } 719 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 720 if (retval) { 721 retval = EIO; 722 } 723 } 724 } 725 ISP_UNLOCK(isp); 726 break; 727 } 728 default: 729 break; 730 } 731 return (retval); 732 } 733 734 static void 735 isp_intr_enable(void *arg) 736 { 737 int chan; 738 ispsoftc_t *isp = arg; 739 ISP_LOCK(isp); 740 for (chan = 0; chan < isp->isp_nchan; chan++) { 741 if (IS_FC(isp)) { 742 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 743 ISP_ENABLE_INTS(isp); 744 break; 745 } 746 } else { 747 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) { 748 ISP_ENABLE_INTS(isp); 749 break; 750 } 751 } 752 } 753 isp->isp_osinfo.ehook_active = 0; 754 ISP_UNLOCK(isp); 755 /* Release our hook so that the boot can continue. */ 756 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 757 } 758 759 /* 760 * Local Inlines 761 */ 762 763 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 764 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 765 766 static ISP_INLINE int 767 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 768 { 769 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 770 if (ISP_PCMD(ccb) == NULL) { 771 return (-1); 772 } 773 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 774 return (0); 775 } 776 777 static ISP_INLINE void 778 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 779 { 780 if (ISP_PCMD(ccb)) { 781 #ifdef ISP_TARGET_MODE 782 PISP_PCMD(ccb)->datalen = 0; 783 PISP_PCMD(ccb)->totslen = 0; 784 PISP_PCMD(ccb)->cumslen = 0; 785 PISP_PCMD(ccb)->crn = 0; 786 #endif 787 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free; 788 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 789 ISP_PCMD(ccb) = NULL; 790 } 791 } 792 793 /* 794 * Put the target mode functions here, because some are inlines 795 */ 796 #ifdef ISP_TARGET_MODE 797 static ISP_INLINE void isp_tmlock(ispsoftc_t *, const char *); 798 static ISP_INLINE void isp_tmunlk(ispsoftc_t *); 799 static ISP_INLINE int is_any_lun_enabled(ispsoftc_t *, int); 800 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 801 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 802 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 803 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 804 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 805 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 806 static ISP_INLINE atio_private_data_t *isp_find_atpd(ispsoftc_t *, tstate_t *, uint32_t); 807 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 808 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 809 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 810 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 811 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 812 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 813 static void isp_enable_lun(ispsoftc_t *, union ccb *); 814 static cam_status isp_enable_deferred_luns(ispsoftc_t *, int); 815 static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t); 816 static void isp_disable_lun(ispsoftc_t *, union ccb *); 817 static int isp_enable_target_mode(ispsoftc_t *, int); 818 static int isp_disable_target_mode(ispsoftc_t *, int); 819 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 820 static timeout_t isp_refire_putback_atio; 821 static timeout_t isp_refire_notify_ack; 822 static void isp_complete_ctio(union ccb *); 823 static void isp_target_putback_atio(union ccb *); 824 enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE }; 825 static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How); 826 static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 827 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 828 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 829 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 830 static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 831 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 832 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 833 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 834 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 835 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 836 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 837 838 static ISP_INLINE void 839 isp_tmlock(ispsoftc_t *isp, const char *msg) 840 { 841 while (isp->isp_osinfo.tmbusy) { 842 isp->isp_osinfo.tmwanted = 1; 843 mtx_sleep(isp, &isp->isp_lock, PRIBIO, msg, 0); 844 } 845 isp->isp_osinfo.tmbusy = 1; 846 } 847 848 static ISP_INLINE void 849 isp_tmunlk(ispsoftc_t *isp) 850 { 851 isp->isp_osinfo.tmbusy = 0; 852 if (isp->isp_osinfo.tmwanted) { 853 isp->isp_osinfo.tmwanted = 0; 854 wakeup(isp); 855 } 856 } 857 858 static ISP_INLINE int 859 is_any_lun_enabled(ispsoftc_t *isp, int bus) 860 { 861 struct tslist *lhp; 862 int i; 863 864 for (i = 0; i < LUN_HASH_SIZE; i++) { 865 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 866 if (SLIST_FIRST(lhp)) 867 return (1); 868 } 869 return (0); 870 } 871 872 static ISP_INLINE int 873 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 874 { 875 tstate_t *tptr; 876 struct tslist *lhp; 877 878 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 879 SLIST_FOREACH(tptr, lhp, next) { 880 if (xpt_path_lun_id(tptr->owner) == lun) { 881 return (1); 882 } 883 } 884 return (0); 885 } 886 887 static void 888 dump_tstates(ispsoftc_t *isp, int bus) 889 { 890 int i, j; 891 struct tslist *lhp; 892 tstate_t *tptr = NULL; 893 894 if (bus >= isp->isp_nchan) { 895 return; 896 } 897 for (i = 0; i < LUN_HASH_SIZE; i++) { 898 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 899 j = 0; 900 SLIST_FOREACH(tptr, lhp, next) { 901 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 902 j++; 903 } 904 } 905 } 906 907 static ISP_INLINE tstate_t * 908 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 909 { 910 tstate_t *tptr = NULL; 911 struct tslist *lhp; 912 int i; 913 914 if (bus < isp->isp_nchan) { 915 for (i = 0; i < LUN_HASH_SIZE; i++) { 916 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 917 SLIST_FOREACH(tptr, lhp, next) { 918 if (xpt_path_lun_id(tptr->owner) == lun) { 919 tptr->hold++; 920 return (tptr); 921 } 922 } 923 } 924 } 925 return (NULL); 926 } 927 928 static ISP_INLINE tstate_t * 929 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 930 { 931 tstate_t *tptr = NULL; 932 atio_private_data_t *atp; 933 struct tslist *lhp; 934 int i; 935 936 if (bus < isp->isp_nchan && tagval != 0) { 937 for (i = 0; i < LUN_HASH_SIZE; i++) { 938 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 939 SLIST_FOREACH(tptr, lhp, next) { 940 atp = isp_find_atpd(isp, tptr, tagval); 941 if (atp) { 942 tptr->hold++; 943 return (tptr); 944 } 945 } 946 } 947 } 948 return (NULL); 949 } 950 951 static ISP_INLINE inot_private_data_t * 952 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 953 { 954 inot_private_data_t *ntp; 955 tstate_t *tptr; 956 struct tslist *lhp; 957 int bus, i; 958 959 for (bus = 0; bus < isp->isp_nchan; bus++) { 960 for (i = 0; i < LUN_HASH_SIZE; i++) { 961 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 962 SLIST_FOREACH(tptr, lhp, next) { 963 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 964 if (ntp) { 965 *rslt = tptr; 966 tptr->hold++; 967 return (ntp); 968 } 969 } 970 } 971 } 972 return (NULL); 973 } 974 975 static ISP_INLINE void 976 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 977 { 978 KASSERT((tptr->hold), ("tptr not held")); 979 tptr->hold--; 980 } 981 982 static void 983 isp_tmcmd_restart(ispsoftc_t *isp) 984 { 985 inot_private_data_t *ntp; 986 inot_private_data_t *restart_queue; 987 tstate_t *tptr; 988 union ccb *ccb; 989 struct tslist *lhp; 990 int bus, i; 991 992 for (bus = 0; bus < isp->isp_nchan; bus++) { 993 for (i = 0; i < LUN_HASH_SIZE; i++) { 994 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 995 SLIST_FOREACH(tptr, lhp, next) { 996 if ((restart_queue = tptr->restart_queue) != NULL) 997 tptr->restart_queue = NULL; 998 while (restart_queue) { 999 ntp = restart_queue; 1000 restart_queue = ntp->rd.nt.nt_hba; 1001 if (IS_24XX(isp)) { 1002 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 1003 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 1004 } else { 1005 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 1006 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 1007 } 1008 isp_put_ntpd(isp, tptr, ntp); 1009 if (tptr->restart_queue && restart_queue != NULL) { 1010 ntp = tptr->restart_queue; 1011 tptr->restart_queue = restart_queue; 1012 while (restart_queue->rd.nt.nt_hba) { 1013 restart_queue = restart_queue->rd.nt.nt_hba; 1014 } 1015 restart_queue->rd.nt.nt_hba = ntp; 1016 break; 1017 } 1018 } 1019 /* 1020 * We only need to do this once per tptr 1021 */ 1022 if (!TAILQ_EMPTY(&tptr->waitq)) { 1023 ccb = (union ccb *)TAILQ_LAST(&tptr->waitq, isp_ccbq); 1024 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1025 isp_target_start_ctio(isp, ccb, FROM_TIMER); 1026 } 1027 } 1028 } 1029 } 1030 } 1031 1032 static ISP_INLINE atio_private_data_t * 1033 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1034 { 1035 atio_private_data_t *atp; 1036 1037 atp = LIST_FIRST(&tptr->atfree); 1038 if (atp) { 1039 LIST_REMOVE(atp, next); 1040 atp->tag = tag; 1041 LIST_INSERT_HEAD(&tptr->atused[ATPDPHASH(tag)], atp, next); 1042 } 1043 return (atp); 1044 } 1045 1046 static ISP_INLINE atio_private_data_t * 1047 isp_find_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1048 { 1049 atio_private_data_t *atp; 1050 1051 LIST_FOREACH(atp, &tptr->atused[ATPDPHASH(tag)], next) { 1052 if (atp->tag == tag) 1053 return (atp); 1054 } 1055 return (NULL); 1056 } 1057 1058 static ISP_INLINE void 1059 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 1060 { 1061 if (atp->ests) { 1062 isp_put_ecmd(isp, atp->ests); 1063 } 1064 LIST_REMOVE(atp, next); 1065 memset(atp, 0, sizeof (*atp)); 1066 LIST_INSERT_HEAD(&tptr->atfree, atp, next); 1067 } 1068 1069 static void 1070 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 1071 { 1072 atio_private_data_t *atp; 1073 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1074 1075 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1076 xpt_print(tptr->owner, "ATP: [0x%x] origdlen %u bytes_xfrd %u lun %u nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s\n", 1077 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 1078 } 1079 } 1080 1081 1082 static ISP_INLINE inot_private_data_t * 1083 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1084 { 1085 inot_private_data_t *ntp; 1086 ntp = tptr->ntfree; 1087 if (ntp) { 1088 tptr->ntfree = ntp->next; 1089 } 1090 return (ntp); 1091 } 1092 1093 static ISP_INLINE inot_private_data_t * 1094 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1095 { 1096 inot_private_data_t *ntp; 1097 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1098 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1099 return (ntp); 1100 } 1101 } 1102 return (NULL); 1103 } 1104 1105 static ISP_INLINE void 1106 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1107 { 1108 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1109 ntp->next = tptr->ntfree; 1110 tptr->ntfree = ntp; 1111 } 1112 1113 static cam_status 1114 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1115 { 1116 cam_status status; 1117 lun_id_t lun; 1118 struct tslist *lhp; 1119 tstate_t *tptr; 1120 int i; 1121 1122 lun = xpt_path_lun_id(path); 1123 if (lun != CAM_LUN_WILDCARD) { 1124 if (lun >= ISP_MAX_LUNS(isp)) { 1125 return (CAM_LUN_INVALID); 1126 } 1127 } 1128 if (is_lun_enabled(isp, bus, lun)) { 1129 return (CAM_LUN_ALRDY_ENA); 1130 } 1131 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1132 if (tptr == NULL) { 1133 return (CAM_RESRC_UNAVAIL); 1134 } 1135 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1136 if (status != CAM_REQ_CMP) { 1137 free(tptr, M_DEVBUF); 1138 return (status); 1139 } 1140 SLIST_INIT(&tptr->atios); 1141 SLIST_INIT(&tptr->inots); 1142 TAILQ_INIT(&tptr->waitq); 1143 LIST_INIT(&tptr->atfree); 1144 for (i = ATPDPSIZE-1; i >= 0; i--) 1145 LIST_INSERT_HEAD(&tptr->atfree, &tptr->atpool[i], next); 1146 for (i = 0; i < ATPDPHASHSIZE; i++) 1147 LIST_INIT(&tptr->atused[i]); 1148 for (i = 0; i < ATPDPSIZE-1; i++) 1149 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1150 tptr->ntfree = tptr->ntpool; 1151 tptr->hold = 1; 1152 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1153 SLIST_INSERT_HEAD(lhp, tptr, next); 1154 *rslt = tptr; 1155 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1156 return (CAM_REQ_CMP); 1157 } 1158 1159 static ISP_INLINE void 1160 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1161 { 1162 union ccb *ccb; 1163 struct tslist *lhp; 1164 1165 KASSERT((tptr->hold != 0), ("tptr is not held")); 1166 KASSERT((tptr->hold == 1), ("tptr still held (%d)", tptr->hold)); 1167 do { 1168 ccb = (union ccb *)SLIST_FIRST(&tptr->atios); 1169 if (ccb) { 1170 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1171 ccb->ccb_h.status = CAM_REQ_ABORTED; 1172 xpt_done(ccb); 1173 } 1174 } while (ccb); 1175 do { 1176 ccb = (union ccb *)SLIST_FIRST(&tptr->inots); 1177 if (ccb) { 1178 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 1179 ccb->ccb_h.status = CAM_REQ_ABORTED; 1180 xpt_done(ccb); 1181 } 1182 } while (ccb); 1183 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); 1184 SLIST_REMOVE(lhp, tptr, tstate, next); 1185 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "destroyed tstate\n"); 1186 xpt_free_path(tptr->owner); 1187 free(tptr, M_DEVBUF); 1188 } 1189 1190 /* 1191 * Enable a lun. 1192 */ 1193 static void 1194 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1195 { 1196 tstate_t *tptr = NULL; 1197 int bus, tm_enabled, target_role; 1198 target_id_t target; 1199 lun_id_t lun; 1200 1201 1202 /* 1203 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun 1204 */ 1205 bus = XS_CHANNEL(ccb); 1206 target = ccb->ccb_h.target_id; 1207 lun = ccb->ccb_h.target_lun; 1208 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "enabling lun %u\n", lun); 1209 if (target != CAM_TARGET_WILDCARD && target != 0) { 1210 ccb->ccb_h.status = CAM_TID_INVALID; 1211 xpt_done(ccb); 1212 return; 1213 } 1214 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1215 ccb->ccb_h.status = CAM_LUN_INVALID; 1216 xpt_done(ccb); 1217 return; 1218 } 1219 1220 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1221 ccb->ccb_h.status = CAM_LUN_INVALID; 1222 xpt_done(ccb); 1223 return; 1224 } 1225 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1226 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1227 } 1228 1229 /* 1230 * Wait until we're not busy with the lun enables subsystem 1231 */ 1232 isp_tmlock(isp, "isp_enable_lun"); 1233 1234 /* 1235 * This is as a good a place as any to check f/w capabilities. 1236 */ 1237 1238 if (IS_FC(isp)) { 1239 if (ISP_CAP_TMODE(isp) == 0) { 1240 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n"); 1241 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1242 goto done; 1243 } 1244 /* 1245 * We *could* handle non-SCCLUN f/w, but we'd have to 1246 * dork with our already fragile enable/disable code. 1247 */ 1248 if (ISP_CAP_SCCFW(isp) == 0) { 1249 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n"); 1250 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1251 goto done; 1252 } 1253 1254 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1255 1256 } else { 1257 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1258 } 1259 1260 /* 1261 * Create the state pointer. 1262 * It should not already exist. 1263 */ 1264 tptr = get_lun_statep(isp, bus, lun); 1265 if (tptr) { 1266 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1267 goto done; 1268 } 1269 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1270 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1271 goto done; 1272 } 1273 1274 /* 1275 * We have a tricky maneuver to perform here. 1276 * 1277 * If target mode isn't already enabled here, 1278 * *and* our current role includes target mode, 1279 * we enable target mode here. 1280 * 1281 */ 1282 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1283 if (tm_enabled == 0 && target_role != 0) { 1284 if (isp_enable_target_mode(isp, bus)) { 1285 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1286 destroy_lun_state(isp, tptr); 1287 tptr = NULL; 1288 goto done; 1289 } 1290 tm_enabled = 1; 1291 } 1292 1293 /* 1294 * Now check to see whether this bus is in target mode already. 1295 * 1296 * If not, a later role change into target mode will finish the job. 1297 */ 1298 if (tm_enabled == 0) { 1299 ISP_SET_PC(isp, bus, tm_enable_defer, 1); 1300 ccb->ccb_h.status = CAM_REQ_CMP; 1301 xpt_print(ccb->ccb_h.path, "Target Mode not enabled yet- lun enable deferred\n"); 1302 goto done1; 1303 } 1304 1305 /* 1306 * Enable the lun. 1307 */ 1308 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun); 1309 1310 done: 1311 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1312 if (tptr) { 1313 destroy_lun_state(isp, tptr); 1314 tptr = NULL; 1315 } 1316 } else { 1317 tptr->enabled = 1; 1318 } 1319 done1: 1320 if (tptr) { 1321 rls_lun_statep(isp, tptr); 1322 } 1323 1324 /* 1325 * And we're outta here.... 1326 */ 1327 isp_tmunlk(isp); 1328 xpt_done(ccb); 1329 } 1330 1331 static cam_status 1332 isp_enable_deferred_luns(ispsoftc_t *isp, int bus) 1333 { 1334 tstate_t *tptr = NULL; 1335 struct tslist *lhp; 1336 int i, n; 1337 1338 1339 ISP_GET_PC(isp, bus, tm_enabled, i); 1340 if (i == 1) { 1341 return (CAM_REQ_CMP); 1342 } 1343 ISP_GET_PC(isp, bus, tm_enable_defer, i); 1344 if (i == 0) { 1345 return (CAM_REQ_CMP); 1346 } 1347 /* 1348 * If this succeeds, it will set tm_enable 1349 */ 1350 if (isp_enable_target_mode(isp, bus)) { 1351 return (CAM_REQ_CMP_ERR); 1352 } 1353 isp_tmlock(isp, "isp_enable_deferred_luns"); 1354 for (n = i = 0; i < LUN_HASH_SIZE; i++) { 1355 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 1356 SLIST_FOREACH(tptr, lhp, next) { 1357 tptr->hold++; 1358 if (tptr->enabled == 0) { 1359 if (isp_enable_deferred(isp, bus, xpt_path_lun_id(tptr->owner)) == CAM_REQ_CMP) { 1360 tptr->enabled = 1; 1361 n++; 1362 } 1363 } else { 1364 n++; 1365 } 1366 tptr->hold--; 1367 } 1368 } 1369 isp_tmunlk(isp); 1370 if (n == 0) { 1371 return (CAM_REQ_CMP_ERR); 1372 } 1373 ISP_SET_PC(isp, bus, tm_enable_defer, 0); 1374 return (CAM_REQ_CMP); 1375 } 1376 1377 static cam_status 1378 isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun) 1379 { 1380 cam_status status; 1381 int luns_already_enabled; 1382 1383 ISP_GET_PC(isp, bus, tm_luns_enabled, luns_already_enabled); 1384 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %jx luns_enabled %d", __func__, bus, (uintmax_t)lun, luns_already_enabled); 1385 if (IS_24XX(isp) || (IS_FC(isp) && luns_already_enabled)) { 1386 status = CAM_REQ_CMP; 1387 } else { 1388 int cmd_cnt, not_cnt; 1389 1390 if (IS_23XX(isp)) { 1391 cmd_cnt = DFLT_CMND_CNT; 1392 not_cnt = DFLT_INOT_CNT; 1393 } else { 1394 cmd_cnt = 64; 1395 not_cnt = 8; 1396 } 1397 status = CAM_REQ_INPROG; 1398 isp->isp_osinfo.rptr = &status; 1399 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun == CAM_LUN_WILDCARD? 0 : lun, cmd_cnt, not_cnt)) { 1400 status = CAM_RESRC_UNAVAIL; 1401 } else { 1402 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0); 1403 } 1404 isp->isp_osinfo.rptr = NULL; 1405 } 1406 if (status == CAM_REQ_CMP) { 1407 ISP_SET_PC(isp, bus, tm_luns_enabled, 1); 1408 isp_prt(isp, ISP_LOGCONFIG|ISP_LOGTINFO, "bus %d lun %jx now enabled for target mode", bus, (uintmax_t)lun); 1409 } 1410 return (status); 1411 } 1412 1413 static void 1414 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1415 { 1416 tstate_t *tptr = NULL; 1417 int bus; 1418 cam_status status; 1419 target_id_t target; 1420 lun_id_t lun; 1421 1422 bus = XS_CHANNEL(ccb); 1423 target = ccb->ccb_h.target_id; 1424 lun = ccb->ccb_h.target_lun; 1425 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "disabling lun %u\n", lun); 1426 if (target != CAM_TARGET_WILDCARD && target != 0) { 1427 ccb->ccb_h.status = CAM_TID_INVALID; 1428 xpt_done(ccb); 1429 return; 1430 } 1431 1432 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1433 ccb->ccb_h.status = CAM_LUN_INVALID; 1434 xpt_done(ccb); 1435 return; 1436 } 1437 1438 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1439 ccb->ccb_h.status = CAM_LUN_INVALID; 1440 xpt_done(ccb); 1441 return; 1442 } 1443 1444 /* 1445 * See if we're busy disabling a lun now. 1446 */ 1447 isp_tmlock(isp, "isp_disable_lun"); 1448 status = CAM_REQ_INPROG; 1449 1450 /* 1451 * Find the state pointer. 1452 */ 1453 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1454 status = CAM_PATH_INVALID; 1455 goto done; 1456 } 1457 1458 /* 1459 * If we're a 24XX card, we're done. 1460 */ 1461 if (IS_24XX(isp)) { 1462 status = CAM_REQ_CMP; 1463 goto done; 1464 } 1465 1466 /* 1467 * For SCC FW, we only deal with lun zero. 1468 */ 1469 if (IS_FC(isp) && lun > 0) { 1470 status = CAM_REQ_CMP; 1471 goto done; 1472 } 1473 isp->isp_osinfo.rptr = &status; 1474 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) { 1475 status = CAM_RESRC_UNAVAIL; 1476 } else { 1477 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0); 1478 } 1479 isp->isp_osinfo.rptr = NULL; 1480 done: 1481 if (status == CAM_REQ_CMP) { 1482 tptr->enabled = 0; 1483 /* 1484 * If we have no more luns enabled for this bus, 1485 * delete all tracked wwns for it (if we are FC), 1486 * and disable target mode. 1487 */ 1488 if (is_any_lun_enabled(isp, bus) == 0) { 1489 isp_del_all_wwn_entries(isp, bus); 1490 if (isp_disable_target_mode(isp, bus)) { 1491 status = CAM_REQ_CMP_ERR; 1492 } 1493 } 1494 } 1495 ccb->ccb_h.status = status; 1496 if (status == CAM_REQ_CMP) { 1497 destroy_lun_state(isp, tptr); 1498 xpt_print(ccb->ccb_h.path, "lun now disabled for target mode\n"); 1499 } else { 1500 if (tptr) 1501 rls_lun_statep(isp, tptr); 1502 } 1503 isp_tmunlk(isp); 1504 xpt_done(ccb); 1505 } 1506 1507 static int 1508 isp_enable_target_mode(ispsoftc_t *isp, int bus) 1509 { 1510 int tm_enabled; 1511 1512 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1513 if (tm_enabled != 0) { 1514 return (0); 1515 } 1516 if (IS_SCSI(isp)) { 1517 mbreg_t mbs; 1518 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1519 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 1520 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG; 1521 mbs.param[2] = bus << 7; 1522 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1523 isp_prt(isp, ISP_LOGERR, "Unable to enable Target Role on Bus %d", bus); 1524 return (EIO); 1525 } 1526 } 1527 ISP_SET_PC(isp, bus, tm_enabled, 1); 1528 isp_prt(isp, ISP_LOGINFO, "Target Role enabled on Bus %d", bus); 1529 return (0); 1530 } 1531 1532 static int 1533 isp_disable_target_mode(ispsoftc_t *isp, int bus) 1534 { 1535 int tm_enabled; 1536 1537 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1538 if (tm_enabled == 0) { 1539 return (0); 1540 } 1541 if (IS_SCSI(isp)) { 1542 mbreg_t mbs; 1543 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1544 mbs.param[2] = bus << 7; 1545 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1546 isp_prt(isp, ISP_LOGERR, "Unable to disable Target Role on Bus %d", bus); 1547 return (EIO); 1548 } 1549 } 1550 ISP_SET_PC(isp, bus, tm_enabled, 0); 1551 isp_prt(isp, ISP_LOGINFO, "Target Role disabled on Bus %d", bus); 1552 return (0); 1553 } 1554 1555 static void 1556 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1557 { 1558 uint32_t *rptr; 1559 1560 rptr = isp->isp_osinfo.rptr; 1561 if (lep->le_status != LUN_OK) { 1562 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status); 1563 if (rptr) { 1564 *rptr = CAM_REQ_CMP_ERR; 1565 wakeup_one(rptr); 1566 } 1567 } else { 1568 if (rptr) { 1569 *rptr = CAM_REQ_CMP; 1570 wakeup_one(rptr); 1571 } 1572 } 1573 } 1574 1575 static void 1576 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1577 { 1578 int fctape, sendstatus, resid; 1579 tstate_t *tptr; 1580 fcparam *fcp; 1581 atio_private_data_t *atp; 1582 struct ccb_scsiio *cso; 1583 uint32_t dmaresult, handle, xfrlen, sense_length, tmp; 1584 uint8_t local[QENTRY_LEN]; 1585 1586 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1587 if (tptr == NULL) { 1588 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1589 if (tptr == NULL) { 1590 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find tstate pointer", __func__, ccb->csio.tag_id); 1591 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1592 xpt_done(ccb); 1593 return; 1594 } 1595 } 1596 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ENTRY[0x%x] how %u xfrlen %u sendstatus %d sense_len %u", __func__, ccb->csio.tag_id, how, ccb->csio.dxfer_len, 1597 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); 1598 1599 switch (how) { 1600 case FROM_TIMER: 1601 case FROM_CAM: 1602 /* 1603 * Insert at the tail of the list, if any, waiting CTIO CCBs 1604 */ 1605 TAILQ_INSERT_TAIL(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1606 break; 1607 case FROM_SRR: 1608 case FROM_CTIO_DONE: 1609 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1610 break; 1611 } 1612 1613 while (TAILQ_FIRST(&tptr->waitq) != NULL) { 1614 ccb = (union ccb *) TAILQ_FIRST(&tptr->waitq); 1615 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1616 1617 cso = &ccb->csio; 1618 xfrlen = cso->dxfer_len; 1619 if (xfrlen == 0) { 1620 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1621 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1622 ccb->ccb_h.status = CAM_REQ_INVALID; 1623 xpt_done(ccb); 1624 continue; 1625 } 1626 } 1627 1628 atp = isp_find_atpd(isp, tptr, cso->tag_id); 1629 if (atp == NULL) { 1630 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); 1631 isp_dump_atpd(isp, tptr); 1632 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1633 xpt_done(ccb); 1634 continue; 1635 } 1636 1637 /* 1638 * Is this command a dead duck? 1639 */ 1640 if (atp->dead) { 1641 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); 1642 ccb->ccb_h.status = CAM_REQ_ABORTED; 1643 xpt_done(ccb); 1644 continue; 1645 } 1646 1647 /* 1648 * Check to make sure we're still in target mode. 1649 */ 1650 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1651 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1652 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); 1653 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1654 xpt_done(ccb); 1655 continue; 1656 } 1657 1658 /* 1659 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which 1660 * could be split into two CTIOs to split data and status). 1661 */ 1662 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { 1663 isp_prt(isp, ISP_LOGTINFO, "[0x%x] handling only %d CCBs at a time (flags for this ccb: 0x%x)", cso->tag_id, ATPD_CCB_OUTSTANDING, ccb->ccb_h.flags); 1664 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1665 break; 1666 } 1667 1668 /* 1669 * Does the initiator expect FC-Tape style responses? 1670 */ 1671 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1672 fctape = 1; 1673 } else { 1674 fctape = 0; 1675 } 1676 1677 /* 1678 * If we already did the data xfer portion of a CTIO that sends data 1679 * and status, don't do it again and do the status portion now. 1680 */ 1681 if (atp->sendst) { 1682 isp_prt(isp, ISP_LOGTINFO, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", 1683 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); 1684 xfrlen = 0; /* we already did the data transfer */ 1685 atp->sendst = 0; 1686 } 1687 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1688 sendstatus = 1; 1689 } else { 1690 sendstatus = 0; 1691 } 1692 1693 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1694 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); 1695 /* 1696 * Sense length is not the entire sense data structure size. Periph 1697 * drivers don't seem to be setting sense_len to reflect the actual 1698 * size. We'll peek inside to get the right amount. 1699 */ 1700 sense_length = cso->sense_len; 1701 1702 /* 1703 * This 'cannot' happen 1704 */ 1705 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1706 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1707 } 1708 } else { 1709 sense_length = 0; 1710 } 1711 1712 memset(local, 0, QENTRY_LEN); 1713 1714 /* 1715 * Check for overflow 1716 */ 1717 tmp = atp->bytes_xfered + atp->bytes_in_transit + xfrlen; 1718 if (tmp > atp->orig_datalen) { 1719 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] data overflow by %u bytes", __func__, cso->tag_id, tmp - atp->orig_datalen); 1720 ccb->ccb_h.status = CAM_DATA_RUN_ERR; 1721 xpt_done(ccb); 1722 continue; 1723 } 1724 1725 if (IS_24XX(isp)) { 1726 ct7_entry_t *cto = (ct7_entry_t *) local; 1727 1728 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1729 cto->ct_header.rqs_entry_count = 1; 1730 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1731 ATPD_SET_SEQNO(cto, atp); 1732 cto->ct_nphdl = atp->nphdl; 1733 cto->ct_rxid = atp->tag; 1734 cto->ct_iid_lo = atp->portid; 1735 cto->ct_iid_hi = atp->portid >> 16; 1736 cto->ct_oxid = atp->oxid; 1737 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1738 cto->ct_timeout = 120; 1739 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1740 1741 /* 1742 * Mode 1, status, no data. Only possible when we are sending status, have 1743 * no data to transfer, and any sense data can fit into a ct7_entry_t. 1744 * 1745 * Mode 2, status, no data. We have to use this in the case that 1746 * the sense data won't fit into a ct7_entry_t. 1747 * 1748 */ 1749 if (sendstatus && xfrlen == 0) { 1750 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1751 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1752 if (sense_length <= MAXRESPLEN_24XX) { 1753 if (resid < 0) { 1754 cto->ct_resid = -resid; 1755 } else if (resid > 0) { 1756 cto->ct_resid = resid; 1757 } 1758 cto->ct_flags |= CT7_FLAG_MODE1; 1759 cto->ct_scsi_status = cso->scsi_status; 1760 if (resid < 0) { 1761 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1762 } else if (resid > 0) { 1763 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1764 } 1765 if (fctape) { 1766 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1767 } 1768 if (sense_length) { 1769 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1770 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1771 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1772 } 1773 } else { 1774 bus_addr_t addr; 1775 char buf[XCMD_SIZE]; 1776 fcp_rsp_iu_t *rp; 1777 1778 if (atp->ests == NULL) { 1779 atp->ests = isp_get_ecmd(isp); 1780 if (atp->ests == NULL) { 1781 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1782 break; 1783 } 1784 } 1785 memset(buf, 0, sizeof (buf)); 1786 rp = (fcp_rsp_iu_t *)buf; 1787 if (fctape) { 1788 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1789 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1790 } 1791 cto->ct_flags |= CT7_FLAG_MODE2; 1792 rp->fcp_rsp_scsi_status = cso->scsi_status; 1793 if (resid < 0) { 1794 rp->fcp_rsp_resid = -resid; 1795 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1796 } else if (resid > 0) { 1797 rp->fcp_rsp_resid = resid; 1798 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1799 } 1800 if (sense_length) { 1801 rp->fcp_rsp_snslen = sense_length; 1802 cto->ct_senselen = sense_length; 1803 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1804 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1805 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1806 } else { 1807 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1808 } 1809 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1810 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1811 } 1812 addr = isp->isp_osinfo.ecmd_dma; 1813 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1814 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests, 1815 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1816 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1817 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1818 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1819 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1820 } 1821 if (sense_length) { 1822 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d slen %u sense: %x %x/%x/%x", __func__, 1823 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, sense_length, 1824 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1825 } else { 1826 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1827 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); 1828 } 1829 atp->state = ATPD_STATE_LAST_CTIO; 1830 } 1831 1832 /* 1833 * Mode 0 data transfers, *possibly* with status. 1834 */ 1835 if (xfrlen != 0) { 1836 cto->ct_flags |= CT7_FLAG_MODE0; 1837 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1838 cto->ct_flags |= CT7_DATA_IN; 1839 } else { 1840 cto->ct_flags |= CT7_DATA_OUT; 1841 } 1842 1843 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; 1844 cto->rsp.m0.ct_xfrlen = xfrlen; 1845 1846 #ifdef DEBUG 1847 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1848 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1849 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1850 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1851 } 1852 #endif 1853 if (sendstatus) { 1854 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1855 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { 1856 cto->ct_flags |= CT7_SENDSTATUS; 1857 atp->state = ATPD_STATE_LAST_CTIO; 1858 if (fctape) { 1859 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1860 } 1861 } else { 1862 atp->sendst = 1; /* send status later */ 1863 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1864 atp->state = ATPD_STATE_CTIO; 1865 } 1866 } else { 1867 atp->state = ATPD_STATE_CTIO; 1868 } 1869 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x xfrlen=%u off=%u", __func__, 1870 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1871 } 1872 } else if (IS_FC(isp)) { 1873 ct2_entry_t *cto = (ct2_entry_t *) local; 1874 1875 if (isp->isp_osinfo.sixtyfourbit) 1876 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1877 else 1878 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1879 cto->ct_header.rqs_entry_count = 1; 1880 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1881 ATPD_SET_SEQNO(cto, atp); 1882 if (ISP_CAP_2KLOGIN(isp) == 0) { 1883 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1884 } else { 1885 cto->ct_iid = cso->init_id; 1886 if (ISP_CAP_SCCFW(isp) == 0) { 1887 cto->ct_lun = ccb->ccb_h.target_lun; 1888 } 1889 } 1890 cto->ct_timeout = 10; 1891 cto->ct_rxid = cso->tag_id; 1892 1893 /* 1894 * Mode 1, status, no data. Only possible when we are sending status, have 1895 * no data to transfer, and the sense length can fit in the ct7_entry. 1896 * 1897 * Mode 2, status, no data. We have to use this in the case the response 1898 * length won't fit into a ct2_entry_t. 1899 * 1900 * We'll fill out this structure with information as if this were a 1901 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1902 * needed based upon this. 1903 */ 1904 if (sendstatus && xfrlen == 0) { 1905 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1906 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1907 if (sense_length <= MAXRESPLEN) { 1908 if (resid < 0) { 1909 cto->ct_resid = -resid; 1910 } else if (resid > 0) { 1911 cto->ct_resid = resid; 1912 } 1913 cto->ct_flags |= CT2_FLAG_MODE1; 1914 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1915 if (resid < 0) { 1916 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1917 } else if (resid > 0) { 1918 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1919 } 1920 if (fctape) { 1921 cto->ct_flags |= CT2_CONFIRM; 1922 } 1923 if (sense_length) { 1924 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1925 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1926 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1927 } 1928 } else { 1929 bus_addr_t addr; 1930 char buf[XCMD_SIZE]; 1931 fcp_rsp_iu_t *rp; 1932 1933 if (atp->ests == NULL) { 1934 atp->ests = isp_get_ecmd(isp); 1935 if (atp->ests == NULL) { 1936 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1937 break; 1938 } 1939 } 1940 memset(buf, 0, sizeof (buf)); 1941 rp = (fcp_rsp_iu_t *)buf; 1942 if (fctape) { 1943 cto->ct_flags |= CT2_CONFIRM; 1944 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1945 } 1946 cto->ct_flags |= CT2_FLAG_MODE2; 1947 rp->fcp_rsp_scsi_status = cso->scsi_status; 1948 if (resid < 0) { 1949 rp->fcp_rsp_resid = -resid; 1950 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1951 } else if (resid > 0) { 1952 rp->fcp_rsp_resid = resid; 1953 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1954 } 1955 if (sense_length) { 1956 rp->fcp_rsp_snslen = sense_length; 1957 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1958 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1959 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1960 } else { 1961 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1962 } 1963 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1964 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1965 } 1966 addr = isp->isp_osinfo.ecmd_dma; 1967 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1968 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests, 1969 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1970 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1971 if (isp->isp_osinfo.sixtyfourbit) { 1972 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1973 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1974 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1975 } else { 1976 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1977 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1978 } 1979 } 1980 if (sense_length) { 1981 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d sense: %x %x/%x/%x", __func__, 1982 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, 1983 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1984 } else { 1985 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, cto->ct_rxid, 1986 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 1987 } 1988 atp->state = ATPD_STATE_LAST_CTIO; 1989 } 1990 1991 if (xfrlen != 0) { 1992 cto->ct_flags |= CT2_FLAG_MODE0; 1993 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1994 cto->ct_flags |= CT2_DATA_IN; 1995 } else { 1996 cto->ct_flags |= CT2_DATA_OUT; 1997 } 1998 1999 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; 2000 cto->rsp.m0.ct_xfrlen = xfrlen; 2001 2002 if (sendstatus) { 2003 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 2004 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { 2005 cto->ct_flags |= CT2_SENDSTATUS; 2006 atp->state = ATPD_STATE_LAST_CTIO; 2007 if (fctape) { 2008 cto->ct_flags |= CT2_CONFIRM; 2009 } 2010 } else { 2011 atp->sendst = 1; /* send status later */ 2012 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 2013 atp->state = ATPD_STATE_CTIO; 2014 } 2015 } else { 2016 atp->state = ATPD_STATE_CTIO; 2017 } 2018 } 2019 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[%x] seq %u nc %d CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u", __func__, cto->ct_rxid, 2020 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 2021 } else { 2022 ct_entry_t *cto = (ct_entry_t *) local; 2023 2024 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 2025 cto->ct_header.rqs_entry_count = 1; 2026 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 2027 ATPD_SET_SEQNO(cto, atp); 2028 cto->ct_iid = cso->init_id; 2029 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 2030 cto->ct_tgt = ccb->ccb_h.target_id; 2031 cto->ct_lun = ccb->ccb_h.target_lun; 2032 cto->ct_fwhandle = cso->tag_id; 2033 if (atp->rxid) { 2034 cto->ct_tag_val = atp->rxid; 2035 cto->ct_flags |= CT_TQAE; 2036 } 2037 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 2038 cto->ct_flags |= CT_NODISC; 2039 } 2040 if (cso->dxfer_len == 0) { 2041 cto->ct_flags |= CT_NO_DATA; 2042 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 2043 cto->ct_flags |= CT_DATA_IN; 2044 } else { 2045 cto->ct_flags |= CT_DATA_OUT; 2046 } 2047 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 2048 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 2049 cto->ct_scsi_status = cso->scsi_status; 2050 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit - xfrlen; 2051 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] seq %u nc %d scsi status %x resid %d tag_id %x", __func__, 2052 cto->ct_fwhandle, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), cso->scsi_status, cso->resid, cso->tag_id); 2053 } 2054 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 2055 cto->ct_timeout = 10; 2056 } 2057 2058 if (isp_get_pcmd(isp, ccb)) { 2059 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 2060 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2061 break; 2062 } 2063 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 2064 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 2065 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2066 isp_free_pcmd(isp, ccb); 2067 break; 2068 } 2069 atp->bytes_in_transit += xfrlen; 2070 PISP_PCMD(ccb)->datalen = xfrlen; 2071 2072 2073 /* 2074 * Call the dma setup routines for this entry (and any subsequent 2075 * CTIOs) if there's data to move, and then tell the f/w it's got 2076 * new things to play with. As with isp_start's usage of DMA setup, 2077 * any swizzling is done in the machine dependent layer. Because 2078 * of this, we put the request onto the queue area first in native 2079 * format. 2080 */ 2081 2082 if (IS_24XX(isp)) { 2083 ct7_entry_t *cto = (ct7_entry_t *) local; 2084 cto->ct_syshandle = handle; 2085 } else if (IS_FC(isp)) { 2086 ct2_entry_t *cto = (ct2_entry_t *) local; 2087 cto->ct_syshandle = handle; 2088 } else { 2089 ct_entry_t *cto = (ct_entry_t *) local; 2090 cto->ct_syshandle = handle; 2091 } 2092 2093 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 2094 if (dmaresult != CMD_QUEUED) { 2095 isp_destroy_tgt_handle(isp, handle); 2096 isp_free_pcmd(isp, ccb); 2097 if (dmaresult == CMD_EAGAIN) { 2098 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2099 break; 2100 } 2101 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2102 xpt_done(ccb); 2103 continue; 2104 } 2105 isp->isp_nactive++; 2106 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 2107 if (xfrlen) { 2108 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 2109 } else { 2110 ccb->ccb_h.spriv_field0 = ~0; 2111 } 2112 atp->ctcnt++; 2113 atp->seqno++; 2114 } 2115 rls_lun_statep(isp, tptr); 2116 } 2117 2118 static void 2119 isp_refire_putback_atio(void *arg) 2120 { 2121 union ccb *ccb = arg; 2122 ispsoftc_t *isp = XS_ISP(ccb); 2123 ISP_LOCK(isp); 2124 isp_target_putback_atio(ccb); 2125 ISP_UNLOCK(isp); 2126 } 2127 2128 static void 2129 isp_refire_notify_ack(void *arg) 2130 { 2131 isp_tna_t *tp = arg; 2132 ispsoftc_t *isp = tp->isp; 2133 ISP_LOCK(isp); 2134 if (isp_notify_ack(isp, tp->not)) { 2135 (void) timeout(isp_refire_notify_ack, tp, 5); 2136 } else { 2137 free(tp, M_DEVBUF); 2138 } 2139 ISP_UNLOCK(isp); 2140 } 2141 2142 2143 static void 2144 isp_target_putback_atio(union ccb *ccb) 2145 { 2146 ispsoftc_t *isp; 2147 struct ccb_scsiio *cso; 2148 void *qe; 2149 2150 isp = XS_ISP(ccb); 2151 2152 qe = isp_getrqentry(isp); 2153 if (qe == NULL) { 2154 xpt_print(ccb->ccb_h.path, 2155 "%s: Request Queue Overflow\n", __func__); 2156 (void) timeout(isp_refire_putback_atio, ccb, 10); 2157 return; 2158 } 2159 memset(qe, 0, QENTRY_LEN); 2160 cso = &ccb->csio; 2161 if (IS_FC(isp)) { 2162 at2_entry_t local, *at = &local; 2163 ISP_MEMZERO(at, sizeof (at2_entry_t)); 2164 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 2165 at->at_header.rqs_entry_count = 1; 2166 if (ISP_CAP_SCCFW(isp)) { 2167 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 2168 } else { 2169 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 2170 } 2171 at->at_status = CT_OK; 2172 at->at_rxid = cso->tag_id; 2173 at->at_iid = cso->ccb_h.target_id; 2174 isp_put_atio2(isp, at, qe); 2175 } else { 2176 at_entry_t local, *at = &local; 2177 ISP_MEMZERO(at, sizeof (at_entry_t)); 2178 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 2179 at->at_header.rqs_entry_count = 1; 2180 at->at_iid = cso->init_id; 2181 at->at_iid |= XS_CHANNEL(ccb) << 7; 2182 at->at_tgt = cso->ccb_h.target_id; 2183 at->at_lun = cso->ccb_h.target_lun; 2184 at->at_status = CT_OK; 2185 at->at_tag_val = AT_GET_TAG(cso->tag_id); 2186 at->at_handle = AT_GET_HANDLE(cso->tag_id); 2187 isp_put_atio(isp, at, qe); 2188 } 2189 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 2190 ISP_SYNC_REQUEST(isp); 2191 isp_complete_ctio(ccb); 2192 } 2193 2194 static void 2195 isp_complete_ctio(union ccb *ccb) 2196 { 2197 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 2198 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2199 xpt_done(ccb); 2200 } 2201 } 2202 2203 /* 2204 * Handle ATIO stuff that the generic code can't. 2205 * This means handling CDBs. 2206 */ 2207 2208 static void 2209 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 2210 { 2211 tstate_t *tptr; 2212 int status, bus; 2213 struct ccb_accept_tio *atiop; 2214 atio_private_data_t *atp; 2215 2216 /* 2217 * The firmware status (except for the QLTM_SVALID bit) 2218 * indicates why this ATIO was sent to us. 2219 * 2220 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 2221 * 2222 * If the DISCONNECTS DISABLED bit is set in the flags field, 2223 * we're still connected on the SCSI bus. 2224 */ 2225 status = aep->at_status; 2226 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 2227 /* 2228 * Bus Phase Sequence error. We should have sense data 2229 * suggested by the f/w. I'm not sure quite yet what 2230 * to do about this for CAM. 2231 */ 2232 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 2233 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2234 return; 2235 } 2236 if ((status & ~QLTM_SVALID) != AT_CDB) { 2237 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status); 2238 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2239 return; 2240 } 2241 2242 bus = GET_BUS_VAL(aep->at_iid); 2243 tptr = get_lun_statep(isp, bus, aep->at_lun); 2244 if (tptr == NULL) { 2245 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2246 if (tptr == NULL) { 2247 /* 2248 * Because we can't autofeed sense data back with 2249 * a command for parallel SCSI, we can't give back 2250 * a CHECK CONDITION. We'll give back a BUSY status 2251 * instead. This works out okay because the only 2252 * time we should, in fact, get this, is in the 2253 * case that somebody configured us without the 2254 * blackhole driver, so they get what they deserve. 2255 */ 2256 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2257 return; 2258 } 2259 } 2260 2261 atp = isp_get_atpd(isp, tptr, aep->at_handle); 2262 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2263 if (atiop == NULL || atp == NULL) { 2264 /* 2265 * Because we can't autofeed sense data back with 2266 * a command for parallel SCSI, we can't give back 2267 * a CHECK CONDITION. We'll give back a QUEUE FULL status 2268 * instead. This works out okay because the only time we 2269 * should, in fact, get this, is in the case that we've 2270 * run out of ATIOS. 2271 */ 2272 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" : 2273 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid); 2274 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2275 if (atp) { 2276 isp_put_atpd(isp, tptr, atp); 2277 } 2278 rls_lun_statep(isp, tptr); 2279 return; 2280 } 2281 atp->rxid = aep->at_tag_val; 2282 atp->state = ATPD_STATE_ATIO; 2283 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2284 tptr->atio_count--; 2285 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2286 atiop->ccb_h.target_id = aep->at_tgt; 2287 atiop->ccb_h.target_lun = aep->at_lun; 2288 if (aep->at_flags & AT_NODISC) { 2289 atiop->ccb_h.flags |= CAM_DIS_DISCONNECT; 2290 } else { 2291 atiop->ccb_h.flags &= ~CAM_DIS_DISCONNECT; 2292 } 2293 2294 if (status & QLTM_SVALID) { 2295 size_t amt = ISP_MIN(QLTM_SENSELEN, sizeof (atiop->sense_data)); 2296 atiop->sense_len = amt; 2297 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt); 2298 } else { 2299 atiop->sense_len = 0; 2300 } 2301 2302 atiop->init_id = GET_IID_VAL(aep->at_iid); 2303 atiop->cdb_len = aep->at_cdblen; 2304 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 2305 atiop->ccb_h.status = CAM_CDB_RECVD; 2306 /* 2307 * Construct a tag 'id' based upon tag value (which may be 0..255) 2308 * and the handle (which we have to preserve). 2309 */ 2310 atiop->tag_id = atp->tag; 2311 if (aep->at_flags & AT_TQAE) { 2312 atiop->tag_action = aep->at_tag_type; 2313 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 2314 } 2315 atp->orig_datalen = 0; 2316 atp->bytes_xfered = 0; 2317 atp->lun = aep->at_lun; 2318 atp->nphdl = aep->at_iid; 2319 atp->portid = PORT_NONE; 2320 atp->oxid = 0; 2321 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2322 atp->tattr = aep->at_tag_type; 2323 atp->state = ATPD_STATE_CAM; 2324 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO[0x%x] CDB=0x%x lun %d", aep->at_tag_val, atp->cdb0, atp->lun); 2325 rls_lun_statep(isp, tptr); 2326 } 2327 2328 static void 2329 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 2330 { 2331 lun_id_t lun; 2332 fcportdb_t *lp; 2333 tstate_t *tptr; 2334 struct ccb_accept_tio *atiop; 2335 uint16_t nphdl; 2336 atio_private_data_t *atp; 2337 inot_private_data_t *ntp; 2338 2339 /* 2340 * The firmware status (except for the QLTM_SVALID bit) 2341 * indicates why this ATIO was sent to us. 2342 * 2343 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 2344 */ 2345 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 2346 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 2347 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2348 return; 2349 } 2350 2351 if (ISP_CAP_SCCFW(isp)) { 2352 lun = aep->at_scclun; 2353 } else { 2354 lun = aep->at_lun; 2355 } 2356 if (ISP_CAP_2KLOGIN(isp)) { 2357 nphdl = ((at2e_entry_t *)aep)->at_iid; 2358 } else { 2359 nphdl = aep->at_iid; 2360 } 2361 tptr = get_lun_statep(isp, 0, lun); 2362 if (tptr == NULL) { 2363 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2364 if (tptr == NULL) { 2365 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %jx or wildcard", __func__, aep->at_rxid, (uintmax_t)lun); 2366 if (lun == 0) { 2367 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2368 } else { 2369 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2370 } 2371 return; 2372 } 2373 } 2374 2375 /* 2376 * Start any commands pending resources first. 2377 */ 2378 if (tptr->restart_queue) { 2379 inot_private_data_t *restart_queue = tptr->restart_queue; 2380 tptr->restart_queue = NULL; 2381 while (restart_queue) { 2382 ntp = restart_queue; 2383 restart_queue = ntp->rd.nt.nt_hba; 2384 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 2385 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 2386 isp_put_ntpd(isp, tptr, ntp); 2387 /* 2388 * If a recursion caused the restart queue to start to fill again, 2389 * stop and splice the new list on top of the old list and restore 2390 * it and go to noresrc. 2391 */ 2392 if (tptr->restart_queue) { 2393 ntp = tptr->restart_queue; 2394 tptr->restart_queue = restart_queue; 2395 while (restart_queue->rd.nt.nt_hba) { 2396 restart_queue = restart_queue->rd.nt.nt_hba; 2397 } 2398 restart_queue->rd.nt.nt_hba = ntp; 2399 goto noresrc; 2400 } 2401 } 2402 } 2403 2404 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2405 if (atiop == NULL) { 2406 goto noresrc; 2407 } 2408 2409 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 2410 if (atp == NULL) { 2411 goto noresrc; 2412 } 2413 2414 atp->state = ATPD_STATE_ATIO; 2415 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2416 tptr->atio_count--; 2417 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count); 2418 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid; 2419 atiop->ccb_h.target_lun = lun; 2420 2421 /* 2422 * We don't get 'suggested' sense data as we do with SCSI cards. 2423 */ 2424 atiop->sense_len = 0; 2425 if (ISP_CAP_2KLOGIN(isp)) { 2426 /* 2427 * NB: We could not possibly have 2K logins if we 2428 * NB: also did not have SCC FW. 2429 */ 2430 atiop->init_id = ((at2e_entry_t *)aep)->at_iid; 2431 } else { 2432 atiop->init_id = aep->at_iid; 2433 } 2434 2435 /* 2436 * If we're not in the port database, add ourselves. 2437 */ 2438 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) { 2439 uint64_t iid = 2440 (((uint64_t) aep->at_wwpn[0]) << 48) | 2441 (((uint64_t) aep->at_wwpn[1]) << 32) | 2442 (((uint64_t) aep->at_wwpn[2]) << 16) | 2443 (((uint64_t) aep->at_wwpn[3]) << 0); 2444 /* 2445 * However, make sure we delete ourselves if otherwise 2446 * we were there but at a different loop id. 2447 */ 2448 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) { 2449 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid); 2450 } 2451 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY, 0); 2452 } 2453 atiop->cdb_len = ATIO2_CDBLEN; 2454 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 2455 atiop->ccb_h.status = CAM_CDB_RECVD; 2456 atiop->tag_id = atp->tag; 2457 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 2458 case ATIO2_TC_ATTR_SIMPLEQ: 2459 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2460 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2461 break; 2462 case ATIO2_TC_ATTR_HEADOFQ: 2463 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2464 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2465 break; 2466 case ATIO2_TC_ATTR_ORDERED: 2467 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2468 atiop->tag_action = MSG_ORDERED_Q_TAG; 2469 break; 2470 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 2471 case ATIO2_TC_ATTR_UNTAGGED: 2472 default: 2473 atiop->tag_action = 0; 2474 break; 2475 } 2476 2477 atp->orig_datalen = aep->at_datalen; 2478 atp->bytes_xfered = 0; 2479 atp->lun = lun; 2480 atp->nphdl = atiop->init_id; 2481 atp->sid = PORT_ANY; 2482 atp->oxid = aep->at_oxid; 2483 atp->cdb0 = aep->at_cdb[0]; 2484 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2485 atp->state = ATPD_STATE_CAM; 2486 xpt_done((union ccb *)atiop); 2487 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO2[0x%x] CDB=0x%x lun %jx datalen %u", aep->at_rxid, atp->cdb0, (uintmax_t)lun, atp->orig_datalen); 2488 rls_lun_statep(isp, tptr); 2489 return; 2490 noresrc: 2491 ntp = isp_get_ntpd(isp, tptr); 2492 if (ntp == NULL) { 2493 rls_lun_statep(isp, tptr); 2494 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 2495 return; 2496 } 2497 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2498 ntp->rd.nt.nt_hba = tptr->restart_queue; 2499 tptr->restart_queue = ntp; 2500 rls_lun_statep(isp, tptr); 2501 } 2502 2503 static void 2504 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2505 { 2506 int cdbxlen; 2507 uint16_t lun, chan, nphdl = NIL_HANDLE; 2508 uint32_t did, sid; 2509 uint64_t wwn = INI_NONE; 2510 fcportdb_t *lp; 2511 tstate_t *tptr; 2512 struct ccb_accept_tio *atiop; 2513 atio_private_data_t *atp = NULL; 2514 atio_private_data_t *oatp; 2515 inot_private_data_t *ntp; 2516 2517 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2518 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2519 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1]; 2520 2521 /* 2522 * Find the N-port handle, and Virtual Port Index for this command. 2523 * 2524 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2525 * We also, as a matter of course, need to know the WWN of the initiator too. 2526 */ 2527 if (ISP_CAP_MULTI_ID(isp)) { 2528 /* 2529 * Find the right channel based upon D_ID 2530 */ 2531 isp_find_chan_by_did(isp, did, &chan); 2532 2533 if (chan == ISP_NOCHAN) { 2534 NANOTIME_T now; 2535 2536 /* 2537 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2538 * It's a bit tricky here as we need to stash this command *somewhere*. 2539 */ 2540 GET_NANOTIME(&now); 2541 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2542 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2543 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2544 return; 2545 } 2546 tptr = get_lun_statep(isp, 0, 0); 2547 if (tptr == NULL) { 2548 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2549 if (tptr == NULL) { 2550 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); 2551 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2552 return; 2553 } 2554 } 2555 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2556 goto noresrc; 2557 } 2558 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); 2559 } else { 2560 chan = 0; 2561 } 2562 2563 /* 2564 * Find the PDB entry for this initiator 2565 */ 2566 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) { 2567 /* 2568 * If we're not in the port database terminate the exchange. 2569 */ 2570 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", 2571 __func__, aep->at_rxid, did, chan, sid); 2572 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2573 return; 2574 } 2575 nphdl = lp->handle; 2576 wwn = lp->port_wwn; 2577 2578 /* 2579 * Get the tstate pointer 2580 */ 2581 tptr = get_lun_statep(isp, chan, lun); 2582 if (tptr == NULL) { 2583 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2584 if (tptr == NULL) { 2585 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %d or wildcard", __func__, aep->at_rxid, lun); 2586 if (lun == 0) { 2587 isp_endcmd(isp, aep, nphdl, SCSI_STATUS_BUSY, 0); 2588 } else { 2589 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2590 } 2591 return; 2592 } 2593 } 2594 2595 /* 2596 * Start any commands pending resources first. 2597 */ 2598 if (tptr->restart_queue) { 2599 inot_private_data_t *restart_queue = tptr->restart_queue; 2600 tptr->restart_queue = NULL; 2601 while (restart_queue) { 2602 ntp = restart_queue; 2603 restart_queue = ntp->rd.nt.nt_hba; 2604 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2605 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2606 isp_put_ntpd(isp, tptr, ntp); 2607 /* 2608 * If a recursion caused the restart queue to start to fill again, 2609 * stop and splice the new list on top of the old list and restore 2610 * it and go to noresrc. 2611 */ 2612 if (tptr->restart_queue) { 2613 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restart queue refilling", __func__); 2614 if (restart_queue) { 2615 ntp = tptr->restart_queue; 2616 tptr->restart_queue = restart_queue; 2617 while (restart_queue->rd.nt.nt_hba) { 2618 restart_queue = restart_queue->rd.nt.nt_hba; 2619 } 2620 restart_queue->rd.nt.nt_hba = ntp; 2621 } 2622 goto noresrc; 2623 } 2624 } 2625 } 2626 2627 /* 2628 * If the f/w is out of resources, just send a BUSY status back. 2629 */ 2630 if (aep->at_rxid == AT7_NORESRC_RXID) { 2631 rls_lun_statep(isp, tptr); 2632 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2633 return; 2634 } 2635 2636 /* 2637 * If we're out of resources, just send a BUSY status back. 2638 */ 2639 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2640 if (atiop == NULL) { 2641 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2642 goto noresrc; 2643 } 2644 2645 oatp = isp_find_atpd(isp, tptr, aep->at_rxid); 2646 if (oatp) { 2647 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", 2648 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 2649 /* 2650 * It's not a "no resource" condition- but we can treat it like one 2651 */ 2652 goto noresrc; 2653 } 2654 atp = isp_get_atpd(isp, tptr, aep->at_rxid); 2655 if (atp == NULL) { 2656 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2657 goto noresrc; 2658 } 2659 atp->word3 = lp->prli_word3; 2660 atp->state = ATPD_STATE_ATIO; 2661 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2662 tptr->atio_count--; 2663 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2664 atiop->init_id = nphdl; 2665 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2666 atiop->ccb_h.target_lun = lun; 2667 atiop->sense_len = 0; 2668 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2669 if (cdbxlen) { 2670 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2671 } 2672 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2673 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2674 atiop->cdb_len = cdbxlen; 2675 atiop->ccb_h.status = CAM_CDB_RECVD; 2676 atiop->tag_id = atp->tag; 2677 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2678 case FCP_CMND_TASK_ATTR_SIMPLE: 2679 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2680 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2681 break; 2682 case FCP_CMND_TASK_ATTR_HEAD: 2683 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2684 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2685 break; 2686 case FCP_CMND_TASK_ATTR_ORDERED: 2687 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID; 2688 atiop->tag_action = MSG_ORDERED_Q_TAG; 2689 break; 2690 default: 2691 /* FALLTHROUGH */ 2692 case FCP_CMND_TASK_ATTR_ACA: 2693 case FCP_CMND_TASK_ATTR_UNTAGGED: 2694 atiop->tag_action = 0; 2695 break; 2696 } 2697 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2698 atp->bytes_xfered = 0; 2699 atp->lun = lun; 2700 atp->nphdl = nphdl; 2701 atp->portid = sid; 2702 atp->oxid = aep->at_hdr.ox_id; 2703 atp->rxid = aep->at_hdr.rx_id; 2704 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2705 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2706 atp->state = ATPD_STATE_CAM; 2707 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %d datalen %u", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2708 xpt_done((union ccb *)atiop); 2709 rls_lun_statep(isp, tptr); 2710 return; 2711 noresrc: 2712 if (atp) { 2713 isp_put_atpd(isp, tptr, atp); 2714 } 2715 ntp = isp_get_ntpd(isp, tptr); 2716 if (ntp == NULL) { 2717 rls_lun_statep(isp, tptr); 2718 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2719 return; 2720 } 2721 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2722 ntp->rd.nt.nt_hba = tptr->restart_queue; 2723 tptr->restart_queue = ntp; 2724 rls_lun_statep(isp, tptr); 2725 } 2726 2727 2728 /* 2729 * Handle starting an SRR (sequence retransmit request) 2730 * We get here when we've gotten the immediate notify 2731 * and the return of all outstanding CTIOs for this 2732 * transaction. 2733 */ 2734 static void 2735 isp_handle_srr_start(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 2736 { 2737 in_fcentry_24xx_t *inot; 2738 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2739 union ccb *ccb; 2740 2741 inot = (in_fcentry_24xx_t *)atp->srr; 2742 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2743 ccb = atp->srr_ccb; 2744 atp->srr_ccb = NULL; 2745 atp->nsrr++; 2746 if (ccb == NULL) { 2747 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); 2748 goto fail; 2749 } 2750 2751 ccb_off = ccb->ccb_h.spriv_field0; 2752 ccb_len = ccb->csio.dxfer_len; 2753 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2754 2755 switch (inot->in_srr_iu) { 2756 case R_CTL_INFO_SOLICITED_DATA: 2757 /* 2758 * We have to restart a FCP_DATA data out transaction 2759 */ 2760 atp->sendst = 0; 2761 atp->bytes_xfered = srr_off; 2762 if (ccb_len == 0) { 2763 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2764 goto mdp; 2765 } 2766 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2767 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x not covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end); 2768 goto mdp; 2769 } 2770 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end); 2771 break; 2772 case R_CTL_INFO_COMMAND_STATUS: 2773 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); 2774 atp->sendst = 1; 2775 /* 2776 * We have to restart a FCP_RSP IU transaction 2777 */ 2778 break; 2779 case R_CTL_INFO_DATA_DESCRIPTOR: 2780 /* 2781 * We have to restart an FCP DATA in transaction 2782 */ 2783 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2784 goto fail; 2785 2786 default: 2787 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2788 goto fail; 2789 } 2790 2791 /* 2792 * We can't do anything until this is acked, so we might as well start it now. 2793 * We aren't going to do the usual asynchronous ack issue because we need 2794 * to make sure this gets on the wire first. 2795 */ 2796 if (isp_notify_ack(isp, inot)) { 2797 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2798 goto fail; 2799 } 2800 isp_target_start_ctio(isp, ccb, FROM_SRR); 2801 return; 2802 fail: 2803 inot->in_reserved = 1; 2804 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2805 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2806 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2807 isp_complete_ctio(ccb); 2808 return; 2809 mdp: 2810 if (isp_notify_ack(isp, inot)) { 2811 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2812 goto fail; 2813 } 2814 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2815 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2816 /* 2817 * This is not a strict interpretation of MDP, but it's close 2818 */ 2819 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2820 ccb->csio.msg_len = 7; 2821 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2822 ccb->csio.msg_ptr[1] = 5; 2823 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2824 ccb->csio.msg_ptr[3] = srr_off >> 24; 2825 ccb->csio.msg_ptr[4] = srr_off >> 16; 2826 ccb->csio.msg_ptr[5] = srr_off >> 8; 2827 ccb->csio.msg_ptr[6] = srr_off; 2828 isp_complete_ctio(ccb); 2829 } 2830 2831 2832 static void 2833 isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2834 { 2835 tstate_t *tptr; 2836 in_fcentry_24xx_t *inot = inot_raw; 2837 atio_private_data_t *atp; 2838 uint32_t tag = inot->in_rxid; 2839 uint32_t bus = inot->in_vpidx; 2840 2841 if (!IS_24XX(isp)) { 2842 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2843 return; 2844 } 2845 2846 tptr = get_lun_statep_from_tag(isp, bus, tag); 2847 if (tptr == NULL) { 2848 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x in SRR Notify", __func__, tag); 2849 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2850 return; 2851 } 2852 atp = isp_find_atpd(isp, tptr, tag); 2853 if (atp == NULL) { 2854 rls_lun_statep(isp, tptr); 2855 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2856 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2857 return; 2858 } 2859 atp->srr_notify_rcvd = 1; 2860 memcpy(atp->srr, inot, sizeof (atp->srr)); 2861 isp_prt(isp, ISP_LOGTINFO /* ISP_LOGTDEBUG0 */, "SRR[0x%x] inot->in_rxid flags 0x%x srr_iu=%x reloff 0x%x", inot->in_rxid, inot->in_flags, inot->in_srr_iu, 2862 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2863 if (atp->srr_ccb) 2864 isp_handle_srr_start(isp, tptr, atp); 2865 rls_lun_statep(isp, tptr); 2866 } 2867 2868 static void 2869 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2870 { 2871 union ccb *ccb; 2872 int sentstatus = 0, ok = 0, notify_cam = 0, resid = 0, failure = 0; 2873 tstate_t *tptr = NULL; 2874 atio_private_data_t *atp = NULL; 2875 int bus; 2876 uint32_t handle, moved_data = 0, data_requested; 2877 2878 /* 2879 * CTIO handles are 16 bits. 2880 * CTIO2 and CTIO7 are 32 bits. 2881 */ 2882 2883 if (IS_SCSI(isp)) { 2884 handle = ((ct_entry_t *)arg)->ct_syshandle; 2885 } else { 2886 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2887 } 2888 ccb = isp_find_xs_tgt(isp, handle); 2889 if (ccb == NULL) { 2890 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2891 return; 2892 } 2893 isp_destroy_tgt_handle(isp, handle); 2894 data_requested = PISP_PCMD(ccb)->datalen; 2895 isp_free_pcmd(isp, ccb); 2896 if (isp->isp_nactive) { 2897 isp->isp_nactive--; 2898 } 2899 2900 bus = XS_CHANNEL(ccb); 2901 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2902 if (tptr == NULL) { 2903 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2904 } 2905 if (tptr == NULL) { 2906 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x after I/O", __func__, ccb->csio.tag_id); 2907 return; 2908 } 2909 2910 if (IS_24XX(isp)) { 2911 atp = isp_find_atpd(isp, tptr, ((ct7_entry_t *)arg)->ct_rxid); 2912 } else if (IS_FC(isp)) { 2913 atp = isp_find_atpd(isp, tptr, ((ct2_entry_t *)arg)->ct_rxid); 2914 } else { 2915 atp = isp_find_atpd(isp, tptr, ((ct_entry_t *)arg)->ct_fwhandle); 2916 } 2917 if (atp == NULL) { 2918 rls_lun_statep(isp, tptr); 2919 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2920 return; 2921 } 2922 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2923 atp->bytes_in_transit -= data_requested; 2924 atp->ctcnt -= 1; 2925 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2926 2927 if (IS_24XX(isp)) { 2928 ct7_entry_t *ct = arg; 2929 2930 if (ct->ct_nphdl == CT7_SRR) { 2931 atp->srr_ccb = ccb; 2932 if (atp->srr_notify_rcvd) 2933 isp_handle_srr_start(isp, tptr, atp); 2934 rls_lun_statep(isp, tptr); 2935 return; 2936 } 2937 if (ct->ct_nphdl == CT_HBA_RESET) { 2938 failure = CAM_UNREC_HBA_ERROR; 2939 } else { 2940 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2941 ok = (ct->ct_nphdl == CT7_OK); 2942 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2943 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2944 resid = ct->ct_resid; 2945 moved_data = data_requested - resid; 2946 } 2947 } 2948 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct), 2949 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2950 } else if (IS_FC(isp)) { 2951 ct2_entry_t *ct = arg; 2952 if (ct->ct_status == CT_SRR) { 2953 atp->srr_ccb = ccb; 2954 if (atp->srr_notify_rcvd) 2955 isp_handle_srr_start(isp, tptr, atp); 2956 rls_lun_statep(isp, tptr); 2957 isp_target_putback_atio(ccb); 2958 return; 2959 } 2960 if (ct->ct_status == CT_HBA_RESET) { 2961 failure = CAM_UNREC_HBA_ERROR; 2962 } else { 2963 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2964 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2965 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2966 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2967 resid = ct->ct_resid; 2968 moved_data = data_requested - resid; 2969 } 2970 } 2971 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct), 2972 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2973 } else { 2974 ct_entry_t *ct = arg; 2975 2976 if (ct->ct_status == (CT_HBA_RESET & 0xff)) { 2977 failure = CAM_UNREC_HBA_ERROR; 2978 } else { 2979 sentstatus = ct->ct_flags & CT_SENDSTATUS; 2980 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2981 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2982 } 2983 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 2984 resid = ct->ct_resid; 2985 moved_data = data_requested - resid; 2986 } 2987 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] seq %u nc %d tag %x S_ID 0x%x lun %d sts %x flg %x resid %d %s", __func__, ct->ct_fwhandle, ATPD_GET_SEQNO(ct), 2988 notify_cam, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID"); 2989 } 2990 if (ok) { 2991 if (moved_data) { 2992 atp->bytes_xfered += moved_data; 2993 ccb->csio.resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 2994 } 2995 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2996 ccb->ccb_h.status |= CAM_SENT_SENSE; 2997 } 2998 ccb->ccb_h.status |= CAM_REQ_CMP; 2999 } else { 3000 notify_cam = 1; 3001 if (failure == CAM_UNREC_HBA_ERROR) 3002 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 3003 else 3004 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 3005 } 3006 atp->state = ATPD_STATE_PDON; 3007 rls_lun_statep(isp, tptr); 3008 3009 /* 3010 * We never *not* notify CAM when there has been any error (ok == 0), 3011 * so we never need to do an ATIO putback if we're not notifying CAM. 3012 */ 3013 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", 3014 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); 3015 if (notify_cam == 0) { 3016 if (atp->sendst) { 3017 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 3018 } 3019 return; 3020 } 3021 3022 /* 3023 * We're telling CAM we're done with this CTIO transaction. 3024 * 3025 * 24XX cards never need an ATIO put back. 3026 * 3027 * Other cards need one put back only on error. 3028 * In the latter case, a timeout will re-fire 3029 * and try again in case we didn't have 3030 * queue resources to do so at first. In any case, 3031 * once the putback is done we do the completion 3032 * call. 3033 */ 3034 if (ok || IS_24XX(isp)) { 3035 isp_complete_ctio(ccb); 3036 } else { 3037 isp_target_putback_atio(ccb); 3038 } 3039 } 3040 3041 static void 3042 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot) 3043 { 3044 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3045 } 3046 3047 static void 3048 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 3049 { 3050 int needack = 1; 3051 switch (inp->in_status) { 3052 case IN_PORT_LOGOUT: 3053 /* 3054 * XXX: Need to delete this initiator's WWN from the database 3055 * XXX: Need to send this LOGOUT upstream 3056 */ 3057 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 3058 break; 3059 case IN_PORT_CHANGED: 3060 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 3061 break; 3062 case IN_GLOBAL_LOGO: 3063 isp_del_all_wwn_entries(isp, 0); 3064 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 3065 break; 3066 case IN_ABORT_TASK: 3067 { 3068 tstate_t *tptr; 3069 uint16_t lun; 3070 uint32_t loopid; 3071 uint64_t wwn; 3072 atio_private_data_t *atp; 3073 fcportdb_t *lp; 3074 struct ccb_immediate_notify *inot = NULL; 3075 3076 if (ISP_CAP_SCCFW(isp)) { 3077 lun = inp->in_scclun; 3078 } else { 3079 lun = inp->in_lun; 3080 } 3081 if (ISP_CAP_2KLOGIN(isp)) { 3082 loopid = ((in_fcentry_e_t *)inp)->in_iid; 3083 } else { 3084 loopid = inp->in_iid; 3085 } 3086 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) { 3087 wwn = lp->port_wwn; 3088 } else { 3089 wwn = INI_ANY; 3090 } 3091 tptr = get_lun_statep(isp, 0, lun); 3092 if (tptr == NULL) { 3093 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 3094 if (tptr == NULL) { 3095 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun); 3096 return; 3097 } 3098 } 3099 atp = isp_find_atpd(isp, tptr, inp->in_seqid); 3100 3101 if (atp) { 3102 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 3103 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 3104 if (inot) { 3105 tptr->inot_count--; 3106 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 3107 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 3108 } else { 3109 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "out of INOT structures\n"); 3110 } 3111 } else { 3112 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 3113 } 3114 if (inot) { 3115 isp_notify_t tmp, *nt = &tmp; 3116 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 3117 nt->nt_hba = isp; 3118 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 3119 nt->nt_wwn = wwn; 3120 nt->nt_nphdl = loopid; 3121 nt->nt_sid = PORT_ANY; 3122 nt->nt_did = PORT_ANY; 3123 nt->nt_lun = lun; 3124 nt->nt_need_ack = 1; 3125 nt->nt_channel = 0; 3126 nt->nt_ncode = NT_ABORT_TASK; 3127 nt->nt_lreserved = inot; 3128 isp_handle_platform_target_tmf(isp, nt); 3129 needack = 0; 3130 } 3131 rls_lun_statep(isp, tptr); 3132 break; 3133 } 3134 default: 3135 break; 3136 } 3137 if (needack) { 3138 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 3139 } 3140 } 3141 3142 static void 3143 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 3144 { 3145 uint16_t nphdl; 3146 uint16_t prli_options = 0; 3147 uint32_t portid; 3148 fcportdb_t *lp; 3149 uint8_t *ptr = NULL; 3150 uint64_t wwn; 3151 3152 nphdl = inot->in_nphdl; 3153 if (nphdl != NIL_HANDLE) { 3154 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 3155 } else { 3156 portid = PORT_ANY; 3157 } 3158 3159 switch (inot->in_status) { 3160 case IN24XX_ELS_RCVD: 3161 { 3162 char buf[16], *msg; 3163 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 3164 3165 /* 3166 * Note that we're just getting notification that an ELS was received 3167 * (possibly with some associated information sent upstream). This is 3168 * *not* the same as being given the ELS frame to accept or reject. 3169 */ 3170 switch (inot->in_status_subcode) { 3171 case LOGO: 3172 msg = "LOGO"; 3173 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 3174 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 3175 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) | 3176 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) | 3177 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) | 3178 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) | 3179 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) | 3180 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) | 3181 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) | 3182 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7])); 3183 } else { 3184 wwn = INI_ANY; 3185 } 3186 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid); 3187 break; 3188 case PRLO: 3189 msg = "PRLO"; 3190 break; 3191 case PLOGI: 3192 case PRLI: 3193 /* 3194 * Treat PRLI the same as PLOGI and make a database entry for it. 3195 */ 3196 if (inot->in_status_subcode == PLOGI) { 3197 msg = "PLOGI"; 3198 } else { 3199 prli_options = inot->in_prli_options; 3200 msg = "PRLI"; 3201 } 3202 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 3203 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 3204 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) | 3205 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) | 3206 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) | 3207 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) | 3208 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) | 3209 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) | 3210 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) | 3211 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7])); 3212 } else { 3213 wwn = INI_NONE; 3214 } 3215 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid, prli_options); 3216 break; 3217 case PDISC: 3218 msg = "PDISC"; 3219 break; 3220 case ADISC: 3221 msg = "ADISC"; 3222 break; 3223 default: 3224 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 3225 msg = buf; 3226 break; 3227 } 3228 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 3229 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); 3230 break; 3231 } 3232 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, 3233 inot->in_rxid, inot->in_oxid); 3234 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3235 break; 3236 } 3237 3238 case IN24XX_PORT_LOGOUT: 3239 ptr = "PORT LOGOUT"; 3240 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 3241 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 3242 } 3243 /* FALLTHROUGH */ 3244 case IN24XX_PORT_CHANGED: 3245 if (ptr == NULL) { 3246 ptr = "PORT CHANGED"; 3247 } 3248 /* FALLTHROUGH */ 3249 case IN24XX_LIP_RESET: 3250 if (ptr == NULL) { 3251 ptr = "LIP RESET"; 3252 } 3253 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); 3254 3255 /* 3256 * All subcodes here are irrelevant. What is relevant 3257 * is that we need to terminate all active commands from 3258 * this initiator (known by N-port handle). 3259 */ 3260 /* XXX IMPLEMENT XXX */ 3261 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3262 break; 3263 3264 case IN24XX_SRR_RCVD: 3265 #ifdef ISP_TARGET_MODE 3266 isp_handle_srr_notify(isp, inot); 3267 break; 3268 #else 3269 if (ptr == NULL) { 3270 ptr = "SRR RCVD"; 3271 } 3272 /* FALLTHROUGH */ 3273 #endif 3274 case IN24XX_LINK_RESET: 3275 if (ptr == NULL) { 3276 ptr = "LINK RESET"; 3277 } 3278 case IN24XX_LINK_FAILED: 3279 if (ptr == NULL) { 3280 ptr = "LINK FAILED"; 3281 } 3282 default: 3283 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), ptr); 3284 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3285 break; 3286 } 3287 } 3288 3289 static int 3290 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 3291 { 3292 3293 if (isp->isp_state != ISP_RUNSTATE) { 3294 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 3295 return (0); 3296 } 3297 3298 /* 3299 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 3300 */ 3301 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 3302 ct7_entry_t local, *cto = &local; 3303 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 3304 fcportdb_t *lp; 3305 uint32_t sid; 3306 uint16_t nphdl; 3307 3308 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 3309 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) { 3310 nphdl = lp->handle; 3311 } else { 3312 nphdl = NIL_HANDLE; 3313 } 3314 ISP_MEMZERO(&local, sizeof (local)); 3315 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3316 cto->ct_header.rqs_entry_count = 1; 3317 cto->ct_nphdl = nphdl; 3318 cto->ct_rxid = aep->at_rxid; 3319 cto->ct_vpidx = mp->nt_channel; 3320 cto->ct_iid_lo = sid; 3321 cto->ct_iid_hi = sid >> 16; 3322 cto->ct_oxid = aep->at_hdr.ox_id; 3323 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 3324 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 3325 return (isp_target_put_entry(isp, &local)); 3326 } 3327 3328 /* 3329 * This case is for a responding to an ABTS frame 3330 */ 3331 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 3332 3333 /* 3334 * Overload nt_need_ack here to mark whether we've terminated the associated command. 3335 */ 3336 if (mp->nt_need_ack) { 3337 uint8_t storage[QENTRY_LEN]; 3338 ct7_entry_t *cto = (ct7_entry_t *) storage; 3339 abts_t *abts = (abts_t *)mp->nt_lreserved; 3340 3341 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 3342 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 3343 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3344 cto->ct_header.rqs_entry_count = 1; 3345 cto->ct_nphdl = mp->nt_nphdl; 3346 cto->ct_rxid = abts->abts_rxid_task; 3347 cto->ct_iid_lo = mp->nt_sid; 3348 cto->ct_iid_hi = mp->nt_sid >> 16; 3349 cto->ct_oxid = abts->abts_ox_id; 3350 cto->ct_vpidx = mp->nt_channel; 3351 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 3352 if (isp_target_put_entry(isp, cto)) { 3353 return (ENOMEM); 3354 } 3355 mp->nt_need_ack = 0; 3356 } 3357 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 3358 return (ENOMEM); 3359 } else { 3360 return (0); 3361 } 3362 } 3363 3364 /* 3365 * Handle logout cases here 3366 */ 3367 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 3368 isp_del_all_wwn_entries(isp, mp->nt_channel); 3369 } 3370 3371 if (mp->nt_ncode == NT_LOGOUT) { 3372 if (!IS_2100(isp) && IS_FC(isp)) { 3373 isp_del_wwn_entries(isp, mp); 3374 } 3375 } 3376 3377 /* 3378 * General purpose acknowledgement 3379 */ 3380 if (mp->nt_need_ack) { 3381 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 3382 /* 3383 * Don't need to use the guaranteed send because the caller can retry 3384 */ 3385 return (isp_notify_ack(isp, mp->nt_lreserved)); 3386 } 3387 return (0); 3388 } 3389 3390 /* 3391 * Handle task management functions. 3392 * 3393 * We show up here with a notify structure filled out. 3394 * 3395 * The nt_lreserved tag points to the original queue entry 3396 */ 3397 static void 3398 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 3399 { 3400 tstate_t *tptr; 3401 fcportdb_t *lp; 3402 struct ccb_immediate_notify *inot; 3403 inot_private_data_t *ntp = NULL; 3404 lun_id_t lun; 3405 3406 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 3407 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 3408 /* 3409 * NB: This assignment is necessary because of tricky type conversion. 3410 * XXX: This is tricky and I need to check this. If the lun isn't known 3411 * XXX: for the task management function, it does not of necessity follow 3412 * XXX: that it should go up stream to the wildcard listener. 3413 */ 3414 if (notify->nt_lun == LUN_ANY) { 3415 lun = CAM_LUN_WILDCARD; 3416 } else { 3417 lun = notify->nt_lun; 3418 } 3419 tptr = get_lun_statep(isp, notify->nt_channel, lun); 3420 if (tptr == NULL) { 3421 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 3422 if (tptr == NULL) { 3423 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 3424 goto bad; 3425 } 3426 } 3427 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 3428 if (inot == NULL) { 3429 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun %#jx", __func__, notify->nt_channel, (uintmax_t)lun); 3430 goto bad; 3431 } 3432 3433 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) { 3434 inot->initiator_id = CAM_TARGET_WILDCARD; 3435 } else { 3436 inot->initiator_id = lp->handle; 3437 } 3438 inot->seq_id = notify->nt_tagval; 3439 inot->tag_id = notify->nt_tagval >> 32; 3440 3441 switch (notify->nt_ncode) { 3442 case NT_ABORT_TASK: 3443 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 3444 inot->arg = MSG_ABORT_TASK; 3445 break; 3446 case NT_ABORT_TASK_SET: 3447 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 3448 inot->arg = MSG_ABORT_TASK_SET; 3449 break; 3450 case NT_CLEAR_ACA: 3451 inot->arg = MSG_CLEAR_ACA; 3452 break; 3453 case NT_CLEAR_TASK_SET: 3454 inot->arg = MSG_CLEAR_TASK_SET; 3455 break; 3456 case NT_LUN_RESET: 3457 inot->arg = MSG_LOGICAL_UNIT_RESET; 3458 break; 3459 case NT_TARGET_RESET: 3460 inot->arg = MSG_TARGET_RESET; 3461 break; 3462 default: 3463 isp_prt(isp, ISP_LOGWARN, "%s: unknown TMF code 0x%x for chan %d lun %#jx", __func__, notify->nt_ncode, notify->nt_channel, (uintmax_t)lun); 3464 goto bad; 3465 } 3466 3467 ntp = isp_get_ntpd(isp, tptr); 3468 if (ntp == NULL) { 3469 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 3470 goto bad; 3471 } 3472 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 3473 if (notify->nt_lreserved) { 3474 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 3475 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 3476 } 3477 ntp->rd.seq_id = notify->nt_tagval; 3478 ntp->rd.tag_id = notify->nt_tagval >> 32; 3479 3480 tptr->inot_count--; 3481 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 3482 rls_lun_statep(isp, tptr); 3483 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 3484 inot->ccb_h.status = CAM_MESSAGE_RECV; 3485 xpt_done((union ccb *)inot); 3486 return; 3487 bad: 3488 if (tptr) { 3489 rls_lun_statep(isp, tptr); 3490 } 3491 if (notify->nt_need_ack && notify->nt_lreserved) { 3492 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 3493 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 3494 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 3495 } 3496 } else { 3497 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 3498 } 3499 } 3500 } 3501 3502 /* 3503 * Find the associated private data and mark it as dead so 3504 * we don't try to work on it any further. 3505 */ 3506 static void 3507 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 3508 { 3509 tstate_t *tptr; 3510 atio_private_data_t *atp; 3511 union ccb *accb = ccb->cab.abort_ccb; 3512 3513 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3514 if (tptr == NULL) { 3515 tptr = get_lun_statep(isp, XS_CHANNEL(accb), CAM_LUN_WILDCARD); 3516 if (tptr == NULL) { 3517 ccb->ccb_h.status = CAM_REQ_INVALID; 3518 return; 3519 } 3520 } 3521 3522 atp = isp_find_atpd(isp, tptr, accb->atio.tag_id); 3523 if (atp == NULL) { 3524 ccb->ccb_h.status = CAM_REQ_INVALID; 3525 } else { 3526 atp->dead = 1; 3527 ccb->ccb_h.status = CAM_REQ_CMP; 3528 } 3529 rls_lun_statep(isp, tptr); 3530 } 3531 3532 static void 3533 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 3534 { 3535 atio_private_data_t *atp; 3536 inot_private_data_t *restart_queue = tptr->restart_queue; 3537 3538 /* 3539 * First, clean any commands pending restart 3540 */ 3541 tptr->restart_queue = NULL; 3542 while (restart_queue) { 3543 uint32_t this_tag_id; 3544 inot_private_data_t *ntp = restart_queue; 3545 3546 restart_queue = ntp->rd.nt.nt_hba; 3547 3548 if (IS_24XX(isp)) { 3549 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 3550 } else { 3551 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 3552 } 3553 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 3554 isp_put_ntpd(isp, tptr, ntp); 3555 } else { 3556 ntp->rd.nt.nt_hba = tptr->restart_queue; 3557 tptr->restart_queue = ntp; 3558 } 3559 } 3560 3561 /* 3562 * Now mark other ones dead as well. 3563 */ 3564 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3565 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3566 atp->dead = 1; 3567 } 3568 } 3569 } 3570 3571 3572 #ifdef ISP_INTERNAL_TARGET 3573 //#define ISP_SEPARATE_STATUS 1 3574 #define ISP_MULTI_CCBS 1 3575 #if defined(ISP_MULTI_CCBS) && !defined(ISP_SEPARATE_STATUS) 3576 #define ISP_SEPARATE_STATUS 1 3577 #endif 3578 3579 typedef struct periph_private_data_t { 3580 union ccb *ccb; /* original ATIO or Immediate Notify */ 3581 unsigned long offset; /* current offset */ 3582 int sequence; /* current CTIO sequence */ 3583 int ctio_cnt; /* current # of ctio's outstanding */ 3584 int 3585 status_sent : 1, 3586 on_queue : 1; /* on restart queue */ 3587 } ppd_t; 3588 /* 3589 * Each ATIO we allocate will have periph private data associated with it 3590 * that maintains per-command state. This private to each ATIO. 3591 */ 3592 #define ATIO_PPD(ccb) ((ppd_t *)(((struct ccb_hdr *)ccb)->ppriv_ptr0)) 3593 /* 3594 * Each CTIO we send downstream will get a pointer to the ATIO itself 3595 * so that on completion we can retrieve that pointer. 3596 */ 3597 #define ccb_atio ppriv_ptr1 3598 #define ccb_inot ppriv_ptr1 3599 3600 /* 3601 * Each CTIO we send downstream will contain a sequence number 3602 */ 3603 #define CTIO_SEQ(ccb) ccb->ccb_h.ppriv_field0 3604 3605 #define MAX_ISP_TARG_TRANSFER (2 << 20) 3606 #define NISP_TARG_CMDS 64 3607 #define NISP_TARG_NOTIFIES 64 3608 #define DISK_SHIFT 9 3609 #define JUNK_SIZE 256 3610 #define MULTI_CCB_DATA_LIM 8192 3611 //#define MULTI_CCB_DATA_CNT 64 3612 #define MULTI_CCB_DATA_CNT 8 3613 3614 extern u_int vm_kmem_size; 3615 static int ca; 3616 static uint32_t disk_size; 3617 static uint8_t *disk_data = NULL; 3618 static uint8_t *junk_data; 3619 static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data"); 3620 struct isptarg_softc { 3621 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */ 3622 struct isp_ccbq work_queue; 3623 struct isp_ccbq rework_queue; 3624 struct isp_ccbq running_queue; 3625 struct isp_ccbq inot_queue; 3626 struct cam_periph *periph; 3627 struct cam_path *path; 3628 ispsoftc_t *isp; 3629 }; 3630 static periph_ctor_t isptargctor; 3631 static periph_dtor_t isptargdtor; 3632 static periph_start_t isptargstart; 3633 static periph_init_t isptarginit; 3634 static void isptarg_done(struct cam_periph *, union ccb *); 3635 static void isptargasync(void *, u_int32_t, struct cam_path *, void *); 3636 3637 3638 static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *); 3639 3640 static struct periph_driver isptargdriver = 3641 { 3642 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), 0 3643 }; 3644 3645 static void 3646 isptarginit(void) 3647 { 3648 } 3649 3650 static void 3651 isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot) 3652 { 3653 struct ccb_notify_acknowledge *ack = &iccb->cna2; 3654 3655 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__, 3656 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg); 3657 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 3658 ack->ccb_h.flags = 0; 3659 ack->ccb_h.retry_count = 0; 3660 ack->ccb_h.cbfcnp = isptarg_done; 3661 ack->ccb_h.timeout = 0; 3662 ack->ccb_h.ccb_inot = inot; 3663 ack->tag_id = inot->tag_id; 3664 ack->seq_id = inot->seq_id; 3665 ack->initiator_id = inot->initiator_id; 3666 xpt_action(iccb); 3667 } 3668 3669 static void 3670 isptargstart(struct cam_periph *periph, union ccb *iccb) 3671 { 3672 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 3673 0x7f, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3674 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3675 'S', 'C', 'S', 'I', ' ', 'N', 'U', 'L', 3676 'L', ' ', 'D', 'E', 'V', 'I', 'C', 'E', 3677 '0', '0', '0', '1' 3678 }; 3679 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = { 3680 0, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3681 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3682 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M', 3683 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K', 3684 '0', '0', '0', '1' 3685 }; 3686 int r, i, more = 0, last, is_data_cmd = 0, is_write; 3687 char *queue; 3688 struct isptarg_softc *softc = periph->softc; 3689 struct ccb_scsiio *csio; 3690 lun_id_t return_lun; 3691 struct ccb_accept_tio *atio; 3692 uint8_t *cdb, *ptr, status; 3693 uint8_t *data_ptr; 3694 uint32_t data_len, flags; 3695 struct ccb_hdr *ccbh; 3696 3697 mtx_assert(periph->sim->mtx, MA_OWNED); 3698 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, 3699 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n'); 3700 /* 3701 * Check for immediate notifies first 3702 */ 3703 ccbh = TAILQ_FIRST(&softc->inot_queue); 3704 if (ccbh) { 3705 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe); 3706 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) { 3707 xpt_schedule(periph, 1); 3708 } 3709 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh); 3710 return; 3711 } 3712 3713 /* 3714 * Check the rework (continuation) work queue first. 3715 */ 3716 ccbh = TAILQ_FIRST(&softc->rework_queue); 3717 if (ccbh) { 3718 atio = (struct ccb_accept_tio *)ccbh; 3719 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe); 3720 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue); 3721 queue = "rework"; 3722 } else { 3723 ccbh = TAILQ_FIRST(&softc->work_queue); 3724 if (ccbh == NULL) { 3725 xpt_release_ccb(iccb); 3726 return; 3727 } 3728 atio = (struct ccb_accept_tio *)ccbh; 3729 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe); 3730 more = TAILQ_FIRST(&softc->work_queue) != NULL; 3731 queue = "work"; 3732 } 3733 ATIO_PPD(atio)->on_queue = 0; 3734 3735 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) { 3736 panic("BAD ATIO"); 3737 } 3738 3739 data_len = is_write = 0; 3740 data_ptr = NULL; 3741 csio = &iccb->csio; 3742 status = SCSI_STATUS_OK; 3743 flags = CAM_SEND_STATUS; 3744 memset(&atio->sense_data, 0, sizeof (atio->sense_data)); 3745 cdb = atio->cdb_io.cdb_bytes; 3746 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, ccbh->path, "%s: [0x%x] processing ATIO from %s queue initiator 0x%x CDB=0x%x data_offset=%u\n", __func__, atio->tag_id, 3747 queue, atio->init_id, cdb[0], ATIO_PPD(atio)->offset); 3748 3749 return_lun = XS_LUN(atio); 3750 if (return_lun != 0) { 3751 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]); 3752 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) { 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 SDFIXED(atio->sense_data)->add_sense_code = 0x25; /* LOGICAL UNIT NOT SUPPORTED */ 3757 atio->sense_len = SSD_MIN_SIZE; 3758 } 3759 return_lun = CAM_LUN_WILDCARD; 3760 } 3761 3762 switch (cdb[0]) { 3763 case REQUEST_SENSE: 3764 flags |= CAM_DIR_IN; 3765 data_len = sizeof (atio->sense_data); 3766 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE; 3767 memset(junk_data+1, 0, data_len-1); 3768 if (data_len > cdb[4]) { 3769 data_len = cdb[4]; 3770 } 3771 if (data_len) { 3772 data_ptr = junk_data; 3773 } 3774 break; 3775 case WRITE_6: 3776 case WRITE_10: 3777 case WRITE_12: 3778 case WRITE_16: 3779 is_write = 1; 3780 /* FALLTHROUGH */ 3781 case READ_6: 3782 case READ_10: 3783 case READ_12: 3784 case READ_16: 3785 is_data_cmd = 1; 3786 r = isptarg_rwparm(cdb, disk_data, disk_size, ATIO_PPD(atio)->offset, &data_ptr, &data_len, &last); 3787 if (r != 0) { 3788 status = SCSI_STATUS_CHECK_COND; 3789 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3790 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3791 if (r == -1) { 3792 SDFIXED(atio->sense_data)->add_sense_code = 0x21; /* LOGICAL BLOCK ADDRESS OUT OF RANGE */ 3793 } else { 3794 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */ 3795 } 3796 atio->sense_len = SSD_MIN_SIZE; 3797 } else { 3798 #ifdef ISP_SEPARATE_STATUS 3799 if (last && data_len) { 3800 last = 0; 3801 } 3802 #endif 3803 if (last == 0) { 3804 flags &= ~CAM_SEND_STATUS; 3805 } 3806 if (data_len) { 3807 ATIO_PPD(atio)->offset += data_len; 3808 if (is_write) 3809 flags |= CAM_DIR_OUT; 3810 else 3811 flags |= CAM_DIR_IN; 3812 } else { 3813 flags |= CAM_DIR_NONE; 3814 } 3815 } 3816 break; 3817 case INQUIRY: 3818 flags |= CAM_DIR_IN; 3819 if (cdb[1] || cdb[2] || cdb[3]) { 3820 status = SCSI_STATUS_CHECK_COND; 3821 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3822 SDFIXED(atio->sense_data)->flags = SSD_KEY_UNIT_ATTENTION; 3823 SDFIXED(atio->sense_data)->add_sense_code = 0x24; /* INVALID FIELD IN CDB */ 3824 atio->sense_len = SSD_MIN_SIZE; 3825 break; 3826 } 3827 data_len = sizeof (iqd); 3828 if (data_len > cdb[4]) { 3829 data_len = cdb[4]; 3830 } 3831 if (data_len) { 3832 if (XS_LUN(iccb) != 0) { 3833 memcpy(junk_data, niliqd, sizeof (iqd)); 3834 } else { 3835 memcpy(junk_data, iqd, sizeof (iqd)); 3836 } 3837 data_ptr = junk_data; 3838 } 3839 break; 3840 case TEST_UNIT_READY: 3841 flags |= CAM_DIR_NONE; 3842 if (ca) { 3843 ca = 0; 3844 status = SCSI_STATUS_CHECK_COND; 3845 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3846 SDFIXED(atio->sense_data)->flags = SSD_KEY_UNIT_ATTENTION; 3847 SDFIXED(atio->sense_data)->add_sense_code = 0x29; /* POWER ON, RESET, OR BUS DEVICE RESET OCCURRED */ 3848 atio->sense_len = SSD_MIN_SIZE; 3849 } 3850 break; 3851 case SYNCHRONIZE_CACHE: 3852 case START_STOP: 3853 case RESERVE: 3854 case RELEASE: 3855 case VERIFY_10: 3856 flags |= CAM_DIR_NONE; 3857 break; 3858 3859 case READ_CAPACITY: 3860 flags |= CAM_DIR_IN; 3861 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) { 3862 status = SCSI_STATUS_CHECK_COND; 3863 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3864 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3865 SDFIXED(atio->sense_data)->add_sense_code = 0x24; /* INVALID FIELD IN CDB */ 3866 atio->sense_len = SSD_MIN_SIZE; 3867 break; 3868 } 3869 if (cdb[8] & 0x1) { /* PMI */ 3870 junk_data[0] = 0xff; 3871 junk_data[1] = 0xff; 3872 junk_data[2] = 0xff; 3873 junk_data[3] = 0xff; 3874 } else { 3875 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1; 3876 if (last_blk < 0xffffffffULL) { 3877 junk_data[0] = (last_blk >> 24) & 0xff; 3878 junk_data[1] = (last_blk >> 16) & 0xff; 3879 junk_data[2] = (last_blk >> 8) & 0xff; 3880 junk_data[3] = (last_blk) & 0xff; 3881 } else { 3882 junk_data[0] = 0xff; 3883 junk_data[1] = 0xff; 3884 junk_data[2] = 0xff; 3885 junk_data[3] = 0xff; 3886 } 3887 } 3888 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff; 3889 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff; 3890 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff; 3891 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff; 3892 data_ptr = junk_data; 3893 data_len = 8; 3894 break; 3895 case REPORT_LUNS: 3896 flags |= CAM_DIR_IN; 3897 memset(junk_data, 0, JUNK_SIZE); 3898 junk_data[0] = (1 << 3) >> 24; 3899 junk_data[1] = (1 << 3) >> 16; 3900 junk_data[2] = (1 << 3) >> 8; 3901 junk_data[3] = (1 << 3); 3902 ptr = NULL; 3903 for (i = 0; i < 1; i++) { 3904 ptr = &junk_data[8 + (i << 3)]; 3905 if (i >= 256) { 3906 ptr[0] = 0x40 | ((i >> 8) & 0x3f); 3907 } 3908 ptr[1] = i; 3909 } 3910 data_ptr = junk_data; 3911 data_len = (ptr + 8) - junk_data; 3912 break; 3913 3914 default: 3915 flags |= CAM_DIR_NONE; 3916 status = SCSI_STATUS_CHECK_COND; 3917 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3918 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3919 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */ 3920 atio->sense_len = SSD_MIN_SIZE; 3921 break; 3922 } 3923 3924 /* 3925 * If we are done with the transaction, tell the 3926 * controller to send status and perform a CMD_CMPLT. 3927 * If we have associated sense data, see if we can 3928 * send that too. 3929 */ 3930 if (status == SCSI_STATUS_CHECK_COND) { 3931 flags |= CAM_SEND_SENSE; 3932 csio->sense_len = atio->sense_len; 3933 csio->sense_data = atio->sense_data; 3934 flags &= ~CAM_DIR_MASK; 3935 data_len = 0; 3936 data_ptr = NULL; 3937 } 3938 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 30 * hz); 3939 iccb->ccb_h.target_id = atio->ccb_h.target_id; 3940 iccb->ccb_h.target_lun = return_lun; 3941 iccb->ccb_h.ccb_atio = atio; 3942 CTIO_SEQ(iccb) = ATIO_PPD(atio)->sequence++; 3943 ATIO_PPD(atio)->ctio_cnt++; 3944 if (flags & CAM_SEND_STATUS) { 3945 KASSERT((ATIO_PPD(atio)->status_sent == 0), ("we have already sent status for 0x%x in %s", atio->tag_id, __func__)); 3946 ATIO_PPD(atio)->status_sent = 1; 3947 } 3948 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, atio->ccb_h.path, "%s: sending downstream for 0x%x sequence %u len %u flags %x\n", __func__, atio->tag_id, CTIO_SEQ(iccb), data_len, flags); 3949 xpt_action(iccb); 3950 3951 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3952 cam_release_devq(periph->path, 0, 0, 0, 0); 3953 atio->ccb_h.status &= ~CAM_DEV_QFRZN; 3954 } 3955 #ifdef ISP_MULTI_CCBS 3956 if (is_data_cmd && ATIO_PPD(atio)->status_sent == 0 && ATIO_PPD(atio)->ctio_cnt < MULTI_CCB_DATA_CNT && ATIO_PPD(atio)->on_queue == 0) { 3957 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, atio->ccb_h.path, "%s: more still to do for 0x%x\n", __func__, atio->tag_id); 3958 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3959 ATIO_PPD(atio)->on_queue = 1; 3960 more = 1; 3961 } 3962 #endif 3963 if (more) { 3964 xpt_schedule(periph, 1); 3965 } 3966 } 3967 3968 static cam_status 3969 isptargctor(struct cam_periph *periph, void *arg) 3970 { 3971 struct isptarg_softc *softc; 3972 3973 softc = (struct isptarg_softc *)arg; 3974 periph->softc = softc; 3975 softc->periph = periph; 3976 softc->path = periph->path; 3977 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, periph->path, "%s called\n", __func__); 3978 return (CAM_REQ_CMP); 3979 } 3980 3981 static void 3982 isptargdtor(struct cam_periph *periph) 3983 { 3984 struct isptarg_softc *softc; 3985 softc = (struct isptarg_softc *)periph->softc; 3986 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, periph->path, "%s called\n", __func__); 3987 softc->periph = NULL; 3988 softc->path = NULL; 3989 periph->softc = NULL; 3990 } 3991 3992 static void 3993 isptarg_done(struct cam_periph *periph, union ccb *ccb) 3994 { 3995 struct isptarg_softc *softc; 3996 ispsoftc_t *isp; 3997 uint32_t newoff; 3998 struct ccb_accept_tio *atio; 3999 struct ccb_immediate_notify *inot; 4000 cam_status status; 4001 4002 softc = (struct isptarg_softc *)periph->softc; 4003 isp = softc->isp; 4004 status = ccb->ccb_h.status & CAM_STATUS_MASK; 4005 4006 switch (ccb->ccb_h.func_code) { 4007 case XPT_ACCEPT_TARGET_IO: 4008 atio = (struct ccb_accept_tio *) ccb; 4009 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__); 4010 memset(ATIO_PPD(atio), 0, sizeof (ppd_t)); 4011 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe); 4012 ATIO_PPD(atio)->on_queue = 1; 4013 xpt_schedule(periph, 1); 4014 break; 4015 case XPT_IMMEDIATE_NOTIFY: 4016 inot = (struct ccb_immediate_notify *) ccb; 4017 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] INOT for 0x%x seen in %s\n", inot->tag_id, inot->seq_id, __func__); 4018 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe); 4019 xpt_schedule(periph, 1); 4020 break; 4021 case XPT_CONT_TARGET_IO: 4022 atio = ccb->ccb_h.ccb_atio; 4023 KASSERT((ATIO_PPD(atio)->ctio_cnt != 0), ("ctio zero when finishing a CTIO")); 4024 ATIO_PPD(atio)->ctio_cnt--; 4025 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4026 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 4027 case CAM_MESSAGE_RECV: 4028 newoff = (ccb->csio.msg_ptr[3] << 24) | (ccb->csio.msg_ptr[4] << 16) | (ccb->csio.msg_ptr[5] << 8) | (ccb->csio.msg_ptr[6]); 4029 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "[0x%x] got message to return to reset offset to 0x%x at sequence %u\n", atio->tag_id, newoff, CTIO_SEQ(ccb)); 4030 ATIO_PPD(atio)->offset = newoff; 4031 ATIO_PPD(atio)->status_sent = 0; 4032 if (ATIO_PPD(atio)->on_queue == 0) { 4033 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 4034 ATIO_PPD(atio)->on_queue = 1; 4035 } 4036 xpt_schedule(periph, 1); 4037 break; 4038 default: 4039 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL); 4040 xpt_action((union ccb *)atio); 4041 break; 4042 } 4043 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 4044 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO sequence %u seen in %s\n", atio->tag_id, CTIO_SEQ(ccb), __func__); 4045 if (ATIO_PPD(atio)->status_sent == 0 && ATIO_PPD(atio)->on_queue == 0) { 4046 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 4047 ATIO_PPD(atio)->on_queue = 1; 4048 } 4049 xpt_schedule(periph, 1); 4050 } else { 4051 KASSERT((ATIO_PPD(atio)->ctio_cnt == 0), ("ctio count still %d when we think we've sent the STATUS ctio", ATIO_PPD(atio)->ctio_cnt)); 4052 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO sequence %u seen in %s\n", atio->tag_id, CTIO_SEQ(ccb), __func__); 4053 xpt_action((union ccb *)atio); 4054 } 4055 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 4056 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 4057 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 4058 } 4059 xpt_release_ccb(ccb); 4060 break; 4061 case XPT_NOTIFY_ACKNOWLEDGE: 4062 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 4063 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 4064 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 4065 } 4066 inot = ccb->ccb_h.ccb_inot; 4067 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); 4068 xpt_release_ccb(ccb); 4069 xpt_action((union ccb *)inot); 4070 break; 4071 default: 4072 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code); 4073 break; 4074 } 4075 } 4076 4077 static void 4078 isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg) 4079 { 4080 struct ac_contract *acp = arg; 4081 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data; 4082 4083 if (code != AC_CONTRACT) { 4084 return; 4085 } 4086 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed"); 4087 } 4088 4089 static void 4090 isp_target_thread(ispsoftc_t *isp, int chan) 4091 { 4092 union ccb *ccb = NULL; 4093 int i; 4094 void *wchan; 4095 cam_status status; 4096 struct isptarg_softc *softc = NULL; 4097 struct cam_periph *periph = NULL, *wperiph = NULL; 4098 struct cam_path *path, *wpath; 4099 struct cam_sim *sim; 4100 4101 if (disk_data == NULL) { 4102 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20)); 4103 if (disk_size < (50 << 20)) { 4104 disk_size = 50 << 20; 4105 } 4106 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO); 4107 if (disk_data == NULL) { 4108 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__); 4109 goto out; 4110 } 4111 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20)); 4112 } 4113 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO); 4114 if (junk_data == NULL) { 4115 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__); 4116 goto out; 4117 } 4118 4119 4120 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO); 4121 if (softc == NULL) { 4122 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__); 4123 goto out; 4124 } 4125 TAILQ_INIT(&softc->work_queue); 4126 TAILQ_INIT(&softc->rework_queue); 4127 TAILQ_INIT(&softc->running_queue); 4128 TAILQ_INIT(&softc->inot_queue); 4129 softc->isp = isp; 4130 4131 periphdriver_register(&isptargdriver); 4132 ISP_GET_PC(isp, chan, sim, sim); 4133 ISP_GET_PC(isp, chan, path, path); 4134 status = xpt_create_path(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 4135 if (status != CAM_REQ_CMP) { 4136 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__); 4137 return; 4138 } 4139 status = xpt_create_path(&path, NULL, cam_sim_path(sim), 0, 0); 4140 if (status != CAM_REQ_CMP) { 4141 xpt_free_path(wpath); 4142 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__); 4143 return; 4144 } 4145 4146 ISP_LOCK(isp); 4147 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc); 4148 if (status != CAM_REQ_CMP) { 4149 ISP_UNLOCK(isp); 4150 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__); 4151 goto out; 4152 } 4153 wperiph = cam_periph_find(wpath, "isptarg"); 4154 if (wperiph == NULL) { 4155 ISP_UNLOCK(isp); 4156 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__); 4157 goto out; 4158 } 4159 4160 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc); 4161 if (status != CAM_REQ_CMP) { 4162 ISP_UNLOCK(isp); 4163 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__); 4164 goto out; 4165 } 4166 4167 periph = cam_periph_find(path, "isptarg"); 4168 if (periph == NULL) { 4169 ISP_UNLOCK(isp); 4170 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__); 4171 goto out; 4172 } 4173 4174 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath); 4175 if (status != CAM_REQ_CMP) { 4176 ISP_UNLOCK(isp); 4177 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__); 4178 goto out; 4179 } 4180 4181 ISP_UNLOCK(isp); 4182 4183 ccb = xpt_alloc_ccb(); 4184 4185 /* 4186 * Make sure role is none. 4187 */ 4188 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4189 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 4190 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE; 4191 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 4192 4193 ISP_LOCK(isp); 4194 xpt_action(ccb); 4195 ISP_UNLOCK(isp); 4196 4197 /* 4198 * Now enable luns 4199 */ 4200 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4201 ccb->ccb_h.func_code = XPT_EN_LUN; 4202 ccb->cel.enable = 1; 4203 ISP_LOCK(isp); 4204 xpt_action(ccb); 4205 ISP_UNLOCK(isp); 4206 if (ccb->ccb_h.status != CAM_REQ_CMP) { 4207 xpt_free_ccb(ccb); 4208 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 4209 goto out; 4210 } 4211 4212 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10); 4213 ccb->ccb_h.func_code = XPT_EN_LUN; 4214 ccb->cel.enable = 1; 4215 ISP_LOCK(isp); 4216 xpt_action(ccb); 4217 ISP_UNLOCK(isp); 4218 if (ccb->ccb_h.status != CAM_REQ_CMP) { 4219 xpt_free_ccb(ccb); 4220 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 4221 goto out; 4222 } 4223 xpt_free_ccb(ccb); 4224 4225 /* 4226 * Add resources 4227 */ 4228 ISP_GET_PC_ADDR(isp, chan, target_proc, wchan); 4229 for (i = 0; i < 4; i++) { 4230 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4231 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 4232 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 4233 ccb->ccb_h.cbfcnp = isptarg_done; 4234 ccb->ccb_h.ppriv_ptr0 = malloc(sizeof (ppd_t), M_ISPTARG, M_WAITOK | M_ZERO); 4235 ISP_LOCK(isp); 4236 xpt_action(ccb); 4237 ISP_UNLOCK(isp); 4238 } 4239 for (i = 0; i < NISP_TARG_CMDS; i++) { 4240 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4241 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 4242 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 4243 ccb->ccb_h.cbfcnp = isptarg_done; 4244 ccb->ccb_h.ppriv_ptr0 = malloc(sizeof (ppd_t), M_ISPTARG, M_WAITOK | M_ZERO); 4245 ISP_LOCK(isp); 4246 xpt_action(ccb); 4247 ISP_UNLOCK(isp); 4248 } 4249 for (i = 0; i < 4; i++) { 4250 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4251 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 4252 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 4253 ccb->ccb_h.cbfcnp = isptarg_done; 4254 ISP_LOCK(isp); 4255 xpt_action(ccb); 4256 ISP_UNLOCK(isp); 4257 } 4258 for (i = 0; i < NISP_TARG_NOTIFIES; i++) { 4259 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4260 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 4261 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 4262 ccb->ccb_h.cbfcnp = isptarg_done; 4263 ISP_LOCK(isp); 4264 xpt_action(ccb); 4265 ISP_UNLOCK(isp); 4266 } 4267 4268 /* 4269 * Now turn it all back on 4270 */ 4271 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4272 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 4273 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 4274 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET; 4275 ISP_LOCK(isp); 4276 xpt_action(ccb); 4277 ISP_UNLOCK(isp); 4278 4279 /* 4280 * Okay, while things are still active, sleep... 4281 */ 4282 ISP_LOCK(isp); 4283 for (;;) { 4284 ISP_GET_PC(isp, chan, proc_active, i); 4285 if (i == 0) { 4286 break; 4287 } 4288 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0); 4289 } 4290 ISP_UNLOCK(isp); 4291 4292 out: 4293 if (wperiph) { 4294 cam_periph_invalidate(wperiph); 4295 } 4296 if (periph) { 4297 cam_periph_invalidate(periph); 4298 } 4299 if (junk_data) { 4300 free(junk_data, M_ISPTARG); 4301 } 4302 if (disk_data) { 4303 free(disk_data, M_ISPTARG); 4304 } 4305 if (softc) { 4306 free(softc, M_ISPTARG); 4307 } 4308 xpt_free_path(path); 4309 xpt_free_path(wpath); 4310 } 4311 4312 static void 4313 isp_target_thread_pi(void *arg) 4314 { 4315 struct isp_spi *pi = arg; 4316 isp_target_thread(cam_sim_softc(pi->sim), cam_sim_bus(pi->sim)); 4317 } 4318 4319 static void 4320 isp_target_thread_fc(void *arg) 4321 { 4322 struct isp_fc *fc = arg; 4323 isp_target_thread(cam_sim_softc(fc->sim), cam_sim_bus(fc->sim)); 4324 } 4325 4326 static int 4327 isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp) 4328 { 4329 uint32_t cnt, curcnt; 4330 uint64_t lba; 4331 4332 switch (cdb[0]) { 4333 case WRITE_16: 4334 case READ_16: 4335 cnt = (((uint32_t)cdb[10]) << 24) | 4336 (((uint32_t)cdb[11]) << 16) | 4337 (((uint32_t)cdb[12]) << 8) | 4338 ((uint32_t)cdb[13]); 4339 4340 lba = (((uint64_t)cdb[2]) << 56) | 4341 (((uint64_t)cdb[3]) << 48) | 4342 (((uint64_t)cdb[4]) << 40) | 4343 (((uint64_t)cdb[5]) << 32) | 4344 (((uint64_t)cdb[6]) << 24) | 4345 (((uint64_t)cdb[7]) << 16) | 4346 (((uint64_t)cdb[8]) << 8) | 4347 ((uint64_t)cdb[9]); 4348 break; 4349 case WRITE_12: 4350 case READ_12: 4351 cnt = (((uint32_t)cdb[6]) << 16) | 4352 (((uint32_t)cdb[7]) << 8) | 4353 ((u_int32_t)cdb[8]); 4354 4355 lba = (((uint32_t)cdb[2]) << 24) | 4356 (((uint32_t)cdb[3]) << 16) | 4357 (((uint32_t)cdb[4]) << 8) | 4358 ((uint32_t)cdb[5]); 4359 break; 4360 case WRITE_10: 4361 case READ_10: 4362 cnt = (((uint32_t)cdb[7]) << 8) | 4363 ((u_int32_t)cdb[8]); 4364 4365 lba = (((uint32_t)cdb[2]) << 24) | 4366 (((uint32_t)cdb[3]) << 16) | 4367 (((uint32_t)cdb[4]) << 8) | 4368 ((uint32_t)cdb[5]); 4369 break; 4370 case WRITE_6: 4371 case READ_6: 4372 cnt = cdb[4]; 4373 if (cnt == 0) { 4374 cnt = 256; 4375 } 4376 lba = (((uint32_t)cdb[1] & 0x1f) << 16) | 4377 (((uint32_t)cdb[2]) << 8) | 4378 ((uint32_t)cdb[3]); 4379 break; 4380 default: 4381 return (-1); 4382 } 4383 4384 cnt <<= DISK_SHIFT; 4385 lba <<= DISK_SHIFT; 4386 4387 if (offset == cnt) { 4388 *lp = 1; 4389 return (0); 4390 } 4391 4392 if (lba + cnt > dl) { 4393 return (-2); 4394 } 4395 4396 curcnt = MAX_ISP_TARG_TRANSFER; 4397 if (offset + curcnt >= cnt) { 4398 curcnt = cnt - offset; 4399 *lp = 1; 4400 } else { 4401 *lp = 0; 4402 } 4403 #ifdef ISP_MULTI_CCBS 4404 if (curcnt > MULTI_CCB_DATA_LIM) 4405 curcnt = MULTI_CCB_DATA_LIM; 4406 #endif 4407 *tl = curcnt; 4408 *kp = &dp[lba + offset]; 4409 return (0); 4410 } 4411 4412 #endif 4413 #endif 4414 4415 static void 4416 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 4417 { 4418 struct cam_sim *sim; 4419 int bus, tgt; 4420 ispsoftc_t *isp; 4421 4422 sim = (struct cam_sim *)cbarg; 4423 isp = (ispsoftc_t *) cam_sim_softc(sim); 4424 bus = cam_sim_bus(sim); 4425 tgt = xpt_path_target_id(path); 4426 4427 switch (code) { 4428 case AC_LOST_DEVICE: 4429 if (IS_SCSI(isp)) { 4430 uint16_t oflags, nflags; 4431 sdparam *sdp = SDPARAM(isp, bus); 4432 4433 if (tgt >= 0) { 4434 nflags = sdp->isp_devparam[tgt].nvrm_flags; 4435 #ifndef ISP_TARGET_MODE 4436 nflags &= DPARM_SAFE_DFLT; 4437 if (isp->isp_loaded_fw) { 4438 nflags |= DPARM_NARROW | DPARM_ASYNC; 4439 } 4440 #else 4441 nflags = DPARM_DEFAULT; 4442 #endif 4443 oflags = sdp->isp_devparam[tgt].goal_flags; 4444 sdp->isp_devparam[tgt].goal_flags = nflags; 4445 sdp->isp_devparam[tgt].dev_update = 1; 4446 sdp->update = 1; 4447 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 4448 sdp->isp_devparam[tgt].goal_flags = oflags; 4449 } 4450 } 4451 break; 4452 default: 4453 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 4454 break; 4455 } 4456 } 4457 4458 static void 4459 isp_poll(struct cam_sim *sim) 4460 { 4461 ispsoftc_t *isp = cam_sim_softc(sim); 4462 uint32_t isr; 4463 uint16_t sema, mbox; 4464 4465 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 4466 isp_intr(isp, isr, sema, mbox); 4467 } 4468 } 4469 4470 4471 static void 4472 isp_watchdog(void *arg) 4473 { 4474 struct ccb_scsiio *xs = arg; 4475 ispsoftc_t *isp; 4476 uint32_t ohandle = ISP_HANDLE_FREE, handle; 4477 4478 isp = XS_ISP(xs); 4479 4480 handle = isp_find_handle(isp, xs); 4481 4482 /* 4483 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 4484 */ 4485 if (handle != ISP_HANDLE_FREE) { 4486 uint32_t isr; 4487 uint16_t sema, mbox; 4488 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) != 0) { 4489 isp_intr(isp, isr, sema, mbox); 4490 } 4491 ohandle = handle; 4492 handle = isp_find_handle(isp, xs); 4493 } 4494 if (handle != ISP_HANDLE_FREE) { 4495 /* 4496 * Try and make sure the command is really dead before 4497 * we release the handle (and DMA resources) for reuse. 4498 * 4499 * If we are successful in aborting the command then 4500 * we're done here because we'll get the command returned 4501 * back separately. 4502 */ 4503 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 4504 return; 4505 } 4506 4507 /* 4508 * Note that after calling the above, the command may in 4509 * fact have been completed. 4510 */ 4511 xs = isp_find_xs(isp, handle); 4512 4513 /* 4514 * If the command no longer exists, then we won't 4515 * be able to find the xs again with this handle. 4516 */ 4517 if (xs == NULL) { 4518 return; 4519 } 4520 4521 /* 4522 * After this point, the command is really dead. 4523 */ 4524 if (XS_XFRLEN(xs)) { 4525 ISP_DMAFREE(isp, xs, handle); 4526 } 4527 isp_destroy_handle(isp, handle); 4528 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 4529 xs->ccb_h.status &= ~CAM_STATUS_MASK; 4530 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 4531 isp_prt_endcmd(isp, xs); 4532 isp_done(xs); 4533 } else { 4534 if (ohandle != ISP_HANDLE_FREE) { 4535 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 4536 } else { 4537 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 4538 } 4539 } 4540 } 4541 4542 static void 4543 isp_make_here(ispsoftc_t *isp, int chan, int tgt) 4544 { 4545 union ccb *ccb; 4546 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4547 4548 if (isp_autoconfig == 0) { 4549 return; 4550 } 4551 4552 /* 4553 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 4554 */ 4555 ccb = xpt_alloc_ccb_nowait(); 4556 if (ccb == NULL) { 4557 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 4558 return; 4559 } 4560 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), 4561 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4562 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 4563 xpt_free_ccb(ccb); 4564 return; 4565 } 4566 xpt_rescan(ccb); 4567 } 4568 4569 static void 4570 isp_make_gone(ispsoftc_t *isp, int chan, int tgt) 4571 { 4572 struct cam_path *tp; 4573 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4574 4575 if (isp_autoconfig == 0) { 4576 return; 4577 } 4578 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 4579 xpt_async(AC_LOST_DEVICE, tp, NULL); 4580 xpt_free_path(tp); 4581 } 4582 } 4583 4584 /* 4585 * Gone Device Timer Function- when we have decided that a device has gone 4586 * away, we wait a specific period of time prior to telling the OS it has 4587 * gone away. 4588 * 4589 * This timer function fires once a second and then scans the port database 4590 * for devices that are marked dead but still have a virtual target assigned. 4591 * We decrement a counter for that port database entry, and when it hits zero, 4592 * we tell the OS the device has gone away. 4593 */ 4594 static void 4595 isp_gdt(void *arg) 4596 { 4597 struct isp_fc *fc = arg; 4598 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 4599 } 4600 4601 static void 4602 isp_gdt_task(void *arg, int pending) 4603 { 4604 struct isp_fc *fc = arg; 4605 ispsoftc_t *isp = fc->isp; 4606 int chan = fc - isp->isp_osinfo.pc.fc; 4607 fcportdb_t *lp; 4608 int dbidx, tgt, more_to_do = 0; 4609 4610 ISP_LOCK(isp); 4611 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 4612 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4613 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4614 4615 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 4616 continue; 4617 } 4618 if (lp->dev_map_idx == 0 || lp->target_mode) { 4619 continue; 4620 } 4621 if (lp->gone_timer != 0) { 4622 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); 4623 lp->gone_timer -= 1; 4624 more_to_do++; 4625 continue; 4626 } 4627 tgt = lp->dev_map_idx - 1; 4628 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4629 lp->dev_map_idx = 0; 4630 lp->state = FC_PORTDB_STATE_NIL; 4631 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout"); 4632 isp_make_gone(isp, chan, tgt); 4633 } 4634 if (fc->ready) { 4635 if (more_to_do) { 4636 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4637 } else { 4638 callout_deactivate(&fc->gdt); 4639 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 4640 } 4641 } 4642 ISP_UNLOCK(isp); 4643 } 4644 4645 /* 4646 * Loop Down Timer Function- when loop goes down, a timer is started and 4647 * and after it expires we come here and take all probational devices that 4648 * the OS knows about and the tell the OS that they've gone away. 4649 * 4650 * We don't clear the devices out of our port database because, when loop 4651 * come back up, we have to do some actual cleanup with the chip at that 4652 * point (implicit PLOGO, e.g., to get the chip's port database state right). 4653 */ 4654 static void 4655 isp_ldt(void *arg) 4656 { 4657 struct isp_fc *fc = arg; 4658 taskqueue_enqueue(taskqueue_thread, &fc->ltask); 4659 } 4660 4661 static void 4662 isp_ldt_task(void *arg, int pending) 4663 { 4664 struct isp_fc *fc = arg; 4665 ispsoftc_t *isp = fc->isp; 4666 int chan = fc - isp->isp_osinfo.pc.fc; 4667 fcportdb_t *lp; 4668 int dbidx, tgt, i; 4669 4670 ISP_LOCK(isp); 4671 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime); 4672 callout_deactivate(&fc->ldt); 4673 4674 /* 4675 * Notify to the OS all targets who we now consider have departed. 4676 */ 4677 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4678 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4679 4680 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 4681 continue; 4682 } 4683 if (lp->dev_map_idx == 0 || lp->target_mode) { 4684 continue; 4685 } 4686 4687 /* 4688 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 4689 */ 4690 4691 4692 for (i = 0; i < isp->isp_maxcmds; i++) { 4693 struct ccb_scsiio *xs; 4694 4695 if (!ISP_VALID_HANDLE(isp, isp->isp_xflist[i].handle)) { 4696 continue; 4697 } 4698 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 4699 continue; 4700 } 4701 if (dbidx != (FCPARAM(isp, chan)->isp_dev_map[XS_TGT(xs)] - 1)) { 4702 continue; 4703 } 4704 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%d orphaned by loop down timeout", 4705 isp->isp_xflist[i].handle, chan, XS_TGT(xs), XS_LUN(xs)); 4706 } 4707 4708 /* 4709 * Mark that we've announced that this device is gone.... 4710 */ 4711 lp->announced = 1; 4712 4713 /* 4714 * but *don't* change the state of the entry. Just clear 4715 * any target id stuff and announce to CAM that the 4716 * device is gone. This way any necessary PLOGO stuff 4717 * will happen when loop comes back up. 4718 */ 4719 4720 tgt = lp->dev_map_idx - 1; 4721 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4722 lp->dev_map_idx = 0; 4723 lp->state = FC_PORTDB_STATE_NIL; 4724 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout"); 4725 isp_make_gone(isp, chan, tgt); 4726 } 4727 4728 if (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR) { 4729 isp_unfreeze_loopdown(isp, chan); 4730 } 4731 /* 4732 * The loop down timer has expired. Wake up the kthread 4733 * to notice that fact (or make it false). 4734 */ 4735 fc->loop_dead = 1; 4736 fc->loop_down_time = fc->loop_down_limit+1; 4737 wakeup(fc); 4738 ISP_UNLOCK(isp); 4739 } 4740 4741 static void 4742 isp_kthread(void *arg) 4743 { 4744 struct isp_fc *fc = arg; 4745 ispsoftc_t *isp = fc->isp; 4746 int chan = fc - isp->isp_osinfo.pc.fc; 4747 int slp = 0; 4748 4749 mtx_lock(&isp->isp_osinfo.lock); 4750 4751 for (;;) { 4752 int lb, lim; 4753 4754 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan); 4755 lb = isp_fc_runstate(isp, chan, 250000); 4756 4757 /* 4758 * Our action is different based upon whether we're supporting 4759 * Initiator mode or not. If we are, we might freeze the simq 4760 * when loop is down and set all sorts of different delays to 4761 * check again. 4762 * 4763 * If not, we simply just wait for loop to come up. 4764 */ 4765 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) { 4766 /* 4767 * Increment loop down time by the last sleep interval 4768 */ 4769 fc->loop_down_time += slp; 4770 4771 if (lb < 0) { 4772 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time); 4773 } else { 4774 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); 4775 } 4776 4777 /* 4778 * If we've never seen loop up and we've waited longer 4779 * than quickboot time, or we've seen loop up but we've 4780 * waited longer than loop_down_limit, give up and go 4781 * to sleep until loop comes up. 4782 */ 4783 if (FCPARAM(isp, chan)->loop_seen_once == 0) { 4784 lim = isp_quickboot_time; 4785 } else { 4786 lim = fc->loop_down_limit; 4787 } 4788 if (fc->loop_down_time >= lim) { 4789 isp_freeze_loopdown(isp, chan, "loop limit hit"); 4790 slp = 0; 4791 } else if (fc->loop_down_time < 10) { 4792 slp = 1; 4793 } else if (fc->loop_down_time < 30) { 4794 slp = 5; 4795 } else if (fc->loop_down_time < 60) { 4796 slp = 10; 4797 } else if (fc->loop_down_time < 120) { 4798 slp = 20; 4799 } else { 4800 slp = 30; 4801 } 4802 4803 } else if (lb) { 4804 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan); 4805 fc->loop_down_time += slp; 4806 if (fc->loop_down_time > 300) 4807 slp = 0; 4808 else 4809 slp = 60; 4810 } else { 4811 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan); 4812 fc->loop_down_time = 0; 4813 slp = 0; 4814 } 4815 4816 4817 /* 4818 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it 4819 * now so that CAM can start sending us commands. 4820 * 4821 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again 4822 * or kill the commands, as appropriate. 4823 */ 4824 4825 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) { 4826 isp_unfreeze_loopdown(isp, chan); 4827 } 4828 4829 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp); 4830 4831 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 4832 4833 /* 4834 * If slp is zero, we're waking up for the first time after 4835 * things have been okay. In this case, we set a deferral state 4836 * for all commands and delay hysteresis seconds before starting 4837 * the FC state evaluation. This gives the loop/fabric a chance 4838 * to settle. 4839 */ 4840 if (slp == 0 && fc->hysteresis) { 4841 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz); 4842 mtx_unlock(&isp->isp_osinfo.lock); 4843 pause("ispt", fc->hysteresis * hz); 4844 mtx_lock(&isp->isp_osinfo.lock); 4845 } 4846 } 4847 mtx_unlock(&isp->isp_osinfo.lock); 4848 } 4849 4850 static void 4851 isp_action(struct cam_sim *sim, union ccb *ccb) 4852 { 4853 int bus, tgt, ts, error, lim; 4854 ispsoftc_t *isp; 4855 struct ccb_trans_settings *cts; 4856 4857 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 4858 4859 isp = (ispsoftc_t *)cam_sim_softc(sim); 4860 mtx_assert(&isp->isp_lock, MA_OWNED); 4861 4862 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) { 4863 isp_init(isp); 4864 if (isp->isp_state != ISP_INITSTATE) { 4865 /* 4866 * Lie. Say it was a selection timeout. 4867 */ 4868 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 4869 xpt_freeze_devq(ccb->ccb_h.path, 1); 4870 xpt_done(ccb); 4871 return; 4872 } 4873 isp->isp_state = ISP_RUNSTATE; 4874 } 4875 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 4876 ISP_PCMD(ccb) = NULL; 4877 4878 switch (ccb->ccb_h.func_code) { 4879 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 4880 bus = XS_CHANNEL(ccb); 4881 /* 4882 * Do a couple of preliminary checks... 4883 */ 4884 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 4885 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 4886 ccb->ccb_h.status = CAM_REQ_INVALID; 4887 xpt_done(ccb); 4888 break; 4889 } 4890 } 4891 ccb->csio.req_map = NULL; 4892 #ifdef DIAGNOSTIC 4893 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 4894 xpt_print(ccb->ccb_h.path, "invalid target\n"); 4895 ccb->ccb_h.status = CAM_PATH_INVALID; 4896 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 4897 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 4898 ccb->ccb_h.status = CAM_PATH_INVALID; 4899 } 4900 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 4901 xpt_done(ccb); 4902 break; 4903 } 4904 #endif 4905 ccb->csio.scsi_status = SCSI_STATUS_OK; 4906 if (isp_get_pcmd(isp, ccb)) { 4907 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 4908 cam_freeze_devq(ccb->ccb_h.path); 4909 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 4910 xpt_done(ccb); 4911 break; 4912 } 4913 error = isp_start((XS_T *) ccb); 4914 switch (error) { 4915 case CMD_QUEUED: 4916 ccb->ccb_h.status |= CAM_SIM_QUEUED; 4917 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 4918 break; 4919 } 4920 ts = ccb->ccb_h.timeout; 4921 if (ts == CAM_TIME_DEFAULT) { 4922 ts = 60*1000; 4923 } 4924 ts = isp_mstohz(ts); 4925 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 4926 break; 4927 case CMD_RQLATER: 4928 /* 4929 * We get this result for FC devices if the loop state isn't ready yet 4930 * or if the device in question has gone zombie on us. 4931 * 4932 * If we've never seen Loop UP at all, we requeue this request and wait 4933 * for the initial loop up delay to expire. 4934 */ 4935 lim = ISP_FC_PC(isp, bus)->loop_down_limit; 4936 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) { 4937 if (FCPARAM(isp, bus)->loop_seen_once == 0) { 4938 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime); 4939 } else { 4940 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); 4941 } 4942 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 4943 xpt_freeze_devq(ccb->ccb_h.path, 1); 4944 isp_free_pcmd(isp, ccb); 4945 xpt_done(ccb); 4946 break; 4947 } 4948 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 4949 cam_freeze_devq(ccb->ccb_h.path); 4950 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4951 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4952 isp_free_pcmd(isp, ccb); 4953 xpt_done(ccb); 4954 break; 4955 case CMD_EAGAIN: 4956 isp_free_pcmd(isp, ccb); 4957 cam_freeze_devq(ccb->ccb_h.path); 4958 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 4959 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4960 xpt_done(ccb); 4961 break; 4962 case CMD_COMPLETE: 4963 isp_done((struct ccb_scsiio *) ccb); 4964 break; 4965 default: 4966 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 4967 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4968 isp_free_pcmd(isp, ccb); 4969 xpt_done(ccb); 4970 } 4971 break; 4972 4973 #ifdef ISP_TARGET_MODE 4974 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 4975 if (ccb->cel.enable) { 4976 isp_enable_lun(isp, ccb); 4977 } else { 4978 isp_disable_lun(isp, ccb); 4979 } 4980 break; 4981 case XPT_IMMED_NOTIFY: 4982 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 4983 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 4984 { 4985 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 4986 if (tptr == NULL) { 4987 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 4988 } 4989 if (tptr == NULL) { 4990 const char *str; 4991 uint32_t tag; 4992 4993 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4994 str = "XPT_IMMEDIATE_NOTIFY"; 4995 tag = ccb->cin1.seq_id; 4996 } else { 4997 tag = ccb->atio.tag_id; 4998 str = "XPT_ACCEPT_TARGET_IO"; 4999 } 5000 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 5001 dump_tstates(isp, XS_CHANNEL(ccb)); 5002 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 5003 break; 5004 } 5005 ccb->ccb_h.spriv_field0 = 0; 5006 ccb->ccb_h.spriv_ptr1 = isp; 5007 5008 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 5009 if (ccb->atio.tag_id) { 5010 atio_private_data_t *atp = isp_find_atpd(isp, tptr, ccb->atio.tag_id); 5011 if (atp) { 5012 isp_put_atpd(isp, tptr, atp); 5013 } 5014 } 5015 tptr->atio_count++; 5016 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 5017 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 5018 ccb->atio.tag_id, tptr->atio_count); 5019 ccb->atio.tag_id = 0; 5020 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 5021 if (ccb->cin1.tag_id) { 5022 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 5023 if (ntp) { 5024 isp_put_ntpd(isp, tptr, ntp); 5025 } 5026 } 5027 tptr->inot_count++; 5028 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 5029 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 5030 ccb->cin1.seq_id, tptr->inot_count); 5031 ccb->cin1.seq_id = 0; 5032 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 5033 tptr->inot_count++; 5034 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 5035 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 5036 ccb->cin1.seq_id, tptr->inot_count); 5037 ccb->cin1.seq_id = 0; 5038 } 5039 rls_lun_statep(isp, tptr); 5040 ccb->ccb_h.status = CAM_REQ_INPROG; 5041 break; 5042 } 5043 case XPT_NOTIFY_ACK: 5044 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5045 break; 5046 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 5047 { 5048 tstate_t *tptr; 5049 inot_private_data_t *ntp; 5050 5051 /* 5052 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 5053 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 5054 */ 5055 /* 5056 * All the relevant path information is in the associated immediate notify 5057 */ 5058 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); 5059 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 5060 if (ntp == NULL) { 5061 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__, 5062 ccb->cna2.tag_id, ccb->cna2.seq_id); 5063 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 5064 xpt_done(ccb); 5065 break; 5066 } 5067 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 5068 rls_lun_statep(isp, tptr); 5069 cam_freeze_devq(ccb->ccb_h.path); 5070 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 5071 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 5072 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 5073 break; 5074 } 5075 isp_put_ntpd(isp, tptr, ntp); 5076 rls_lun_statep(isp, tptr); 5077 ccb->ccb_h.status = CAM_REQ_CMP; 5078 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); 5079 xpt_done(ccb); 5080 break; 5081 } 5082 case XPT_CONT_TARGET_IO: 5083 isp_target_start_ctio(isp, ccb, FROM_CAM); 5084 break; 5085 #endif 5086 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 5087 5088 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 5089 tgt = ccb->ccb_h.target_id; 5090 tgt |= (bus << 16); 5091 5092 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 5093 if (error) { 5094 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5095 } else { 5096 ccb->ccb_h.status = CAM_REQ_CMP; 5097 } 5098 xpt_done(ccb); 5099 break; 5100 case XPT_ABORT: /* Abort the specified CCB */ 5101 { 5102 union ccb *accb = ccb->cab.abort_ccb; 5103 switch (accb->ccb_h.func_code) { 5104 #ifdef ISP_TARGET_MODE 5105 case XPT_ACCEPT_TARGET_IO: 5106 isp_target_mark_aborted(isp, ccb); 5107 break; 5108 #endif 5109 case XPT_SCSI_IO: 5110 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 5111 if (error) { 5112 ccb->ccb_h.status = CAM_UA_ABORT; 5113 } else { 5114 ccb->ccb_h.status = CAM_REQ_CMP; 5115 } 5116 break; 5117 default: 5118 ccb->ccb_h.status = CAM_REQ_INVALID; 5119 break; 5120 } 5121 /* 5122 * This is not a queued CCB, so the caller expects it to be 5123 * complete when control is returned. 5124 */ 5125 break; 5126 } 5127 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 5128 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 5129 cts = &ccb->cts; 5130 if (!IS_CURRENT_SETTINGS(cts)) { 5131 ccb->ccb_h.status = CAM_REQ_INVALID; 5132 xpt_done(ccb); 5133 break; 5134 } 5135 tgt = cts->ccb_h.target_id; 5136 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 5137 if (IS_SCSI(isp)) { 5138 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5139 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 5140 sdparam *sdp = SDPARAM(isp, bus); 5141 uint16_t *dptr; 5142 5143 if (spi->valid == 0 && scsi->valid == 0) { 5144 ccb->ccb_h.status = CAM_REQ_CMP; 5145 xpt_done(ccb); 5146 break; 5147 } 5148 5149 /* 5150 * We always update (internally) from goal_flags 5151 * so any request to change settings just gets 5152 * vectored to that location. 5153 */ 5154 dptr = &sdp->isp_devparam[tgt].goal_flags; 5155 5156 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 5157 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 5158 *dptr |= DPARM_DISC; 5159 else 5160 *dptr &= ~DPARM_DISC; 5161 } 5162 5163 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 5164 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 5165 *dptr |= DPARM_TQING; 5166 else 5167 *dptr &= ~DPARM_TQING; 5168 } 5169 5170 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 5171 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 5172 *dptr |= DPARM_WIDE; 5173 else 5174 *dptr &= ~DPARM_WIDE; 5175 } 5176 5177 /* 5178 * XXX: FIX ME 5179 */ 5180 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 5181 *dptr |= DPARM_SYNC; 5182 /* 5183 * XXX: CHECK FOR LEGALITY 5184 */ 5185 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 5186 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 5187 } else { 5188 *dptr &= ~DPARM_SYNC; 5189 } 5190 isp_prt(isp, ISP_LOGDEBUG0, "SET (%d.%d.%jx) to flags %x off %x per %x", bus, tgt, (uintmax_t)cts->ccb_h.target_lun, sdp->isp_devparam[tgt].goal_flags, 5191 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 5192 sdp->isp_devparam[tgt].dev_update = 1; 5193 sdp->update = 1; 5194 } 5195 ccb->ccb_h.status = CAM_REQ_CMP; 5196 xpt_done(ccb); 5197 break; 5198 case XPT_GET_TRAN_SETTINGS: 5199 cts = &ccb->cts; 5200 tgt = cts->ccb_h.target_id; 5201 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 5202 if (IS_FC(isp)) { 5203 fcparam *fcp = FCPARAM(isp, bus); 5204 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5205 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 5206 unsigned int hdlidx; 5207 5208 cts->protocol = PROTO_SCSI; 5209 cts->protocol_version = SCSI_REV_2; 5210 cts->transport = XPORT_FC; 5211 cts->transport_version = 0; 5212 5213 scsi->valid = CTS_SCSI_VALID_TQ; 5214 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 5215 fc->valid = CTS_FC_VALID_SPEED; 5216 fc->bitrate = 100000; 5217 fc->bitrate *= fcp->isp_gbspeed; 5218 hdlidx = fcp->isp_dev_map[tgt] - 1; 5219 if (hdlidx < MAX_FC_TARG) { 5220 fcportdb_t *lp = &fcp->portdb[hdlidx]; 5221 fc->wwnn = lp->node_wwn; 5222 fc->wwpn = lp->port_wwn; 5223 fc->port = lp->portid; 5224 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 5225 } 5226 } else { 5227 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5228 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 5229 sdparam *sdp = SDPARAM(isp, bus); 5230 uint16_t dval, pval, oval; 5231 5232 if (IS_CURRENT_SETTINGS(cts)) { 5233 sdp->isp_devparam[tgt].dev_refresh = 1; 5234 sdp->update = 1; 5235 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 5236 dval = sdp->isp_devparam[tgt].actv_flags; 5237 oval = sdp->isp_devparam[tgt].actv_offset; 5238 pval = sdp->isp_devparam[tgt].actv_period; 5239 } else { 5240 dval = sdp->isp_devparam[tgt].nvrm_flags; 5241 oval = sdp->isp_devparam[tgt].nvrm_offset; 5242 pval = sdp->isp_devparam[tgt].nvrm_period; 5243 } 5244 5245 cts->protocol = PROTO_SCSI; 5246 cts->protocol_version = SCSI_REV_2; 5247 cts->transport = XPORT_SPI; 5248 cts->transport_version = 2; 5249 5250 spi->valid = 0; 5251 scsi->valid = 0; 5252 spi->flags = 0; 5253 scsi->flags = 0; 5254 if (dval & DPARM_DISC) { 5255 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5256 } 5257 if ((dval & DPARM_SYNC) && oval && pval) { 5258 spi->sync_offset = oval; 5259 spi->sync_period = pval; 5260 } else { 5261 spi->sync_offset = 0; 5262 spi->sync_period = 0; 5263 } 5264 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5265 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5266 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 5267 if (dval & DPARM_WIDE) { 5268 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5269 } else { 5270 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5271 } 5272 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 5273 scsi->valid = CTS_SCSI_VALID_TQ; 5274 if (dval & DPARM_TQING) { 5275 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5276 } 5277 spi->valid |= CTS_SPI_VALID_DISC; 5278 } 5279 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%jx) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 5280 bus, tgt, (uintmax_t)cts->ccb_h.target_lun, dval, oval, pval); 5281 } 5282 ccb->ccb_h.status = CAM_REQ_CMP; 5283 xpt_done(ccb); 5284 break; 5285 5286 case XPT_CALC_GEOMETRY: 5287 cam_calc_geometry(&ccb->ccg, 1); 5288 xpt_done(ccb); 5289 break; 5290 5291 case XPT_RESET_BUS: /* Reset the specified bus */ 5292 bus = cam_sim_bus(sim); 5293 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 5294 if (error) { 5295 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5296 xpt_done(ccb); 5297 break; 5298 } 5299 if (bootverbose) { 5300 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 5301 } 5302 if (IS_FC(isp)) { 5303 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 5304 } else { 5305 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 5306 } 5307 ccb->ccb_h.status = CAM_REQ_CMP; 5308 xpt_done(ccb); 5309 break; 5310 5311 case XPT_TERM_IO: /* Terminate the I/O process */ 5312 ccb->ccb_h.status = CAM_REQ_INVALID; 5313 xpt_done(ccb); 5314 break; 5315 5316 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 5317 { 5318 struct ccb_sim_knob *kp = &ccb->knob; 5319 fcparam *fcp; 5320 5321 if (!IS_FC(isp)) { 5322 ccb->ccb_h.status = CAM_REQ_INVALID; 5323 xpt_done(ccb); 5324 break; 5325 } 5326 5327 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 5328 fcp = FCPARAM(isp, bus); 5329 5330 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 5331 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 5332 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 5333 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 5334 } 5335 ccb->ccb_h.status = CAM_REQ_CMP; 5336 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 5337 int rchange = 0; 5338 int newrole = 0; 5339 5340 switch (kp->xport_specific.fc.role) { 5341 case KNOB_ROLE_NONE: 5342 if (fcp->role != ISP_ROLE_NONE) { 5343 rchange = 1; 5344 newrole = ISP_ROLE_NONE; 5345 } 5346 break; 5347 case KNOB_ROLE_TARGET: 5348 if (fcp->role != ISP_ROLE_TARGET) { 5349 rchange = 1; 5350 newrole = ISP_ROLE_TARGET; 5351 } 5352 break; 5353 case KNOB_ROLE_INITIATOR: 5354 if (fcp->role != ISP_ROLE_INITIATOR) { 5355 rchange = 1; 5356 newrole = ISP_ROLE_INITIATOR; 5357 } 5358 break; 5359 case KNOB_ROLE_BOTH: 5360 #if 0 5361 if (fcp->role != ISP_ROLE_BOTH) { 5362 rchange = 1; 5363 newrole = ISP_ROLE_BOTH; 5364 } 5365 #else 5366 /* 5367 * We don't really support dual role at present on FC cards. 5368 * 5369 * We should, but a bunch of things are currently broken, 5370 * so don't allow it. 5371 */ 5372 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 5373 ccb->ccb_h.status = CAM_REQ_INVALID; 5374 #endif 5375 break; 5376 } 5377 if (rchange) { 5378 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 5379 #ifdef ISP_TARGET_MODE 5380 ISP_SET_PC(isp, bus, tm_enabled, 0); 5381 ISP_SET_PC(isp, bus, tm_luns_enabled, 0); 5382 #endif 5383 if (isp_fc_change_role(isp, bus, newrole) != 0) { 5384 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5385 xpt_done(ccb); 5386 break; 5387 } 5388 #ifdef ISP_TARGET_MODE 5389 if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) { 5390 /* 5391 * Give the new role a chance to complain and settle 5392 */ 5393 msleep(isp, &isp->isp_lock, PRIBIO, "taking a breather", 2); 5394 ccb->ccb_h.status = isp_enable_deferred_luns(isp, bus); 5395 } 5396 #endif 5397 } 5398 } 5399 xpt_done(ccb); 5400 break; 5401 } 5402 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 5403 { 5404 struct ccb_sim_knob *kp = &ccb->knob; 5405 5406 if (IS_FC(isp)) { 5407 fcparam *fcp; 5408 5409 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 5410 fcp = FCPARAM(isp, bus); 5411 5412 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 5413 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 5414 switch (fcp->role) { 5415 case ISP_ROLE_NONE: 5416 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 5417 break; 5418 case ISP_ROLE_TARGET: 5419 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 5420 break; 5421 case ISP_ROLE_INITIATOR: 5422 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 5423 break; 5424 case ISP_ROLE_BOTH: 5425 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 5426 break; 5427 } 5428 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 5429 ccb->ccb_h.status = CAM_REQ_CMP; 5430 } else { 5431 ccb->ccb_h.status = CAM_REQ_INVALID; 5432 } 5433 xpt_done(ccb); 5434 break; 5435 } 5436 case XPT_PATH_INQ: /* Path routing inquiry */ 5437 { 5438 struct ccb_pathinq *cpi = &ccb->cpi; 5439 5440 cpi->version_num = 1; 5441 #ifdef ISP_TARGET_MODE 5442 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 5443 #else 5444 cpi->target_sprt = 0; 5445 #endif 5446 cpi->hba_eng_cnt = 0; 5447 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 5448 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 5449 cpi->bus_id = cam_sim_bus(sim); 5450 if (isp->isp_osinfo.sixtyfourbit) 5451 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE; 5452 else 5453 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE; 5454 5455 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 5456 if (IS_FC(isp)) { 5457 fcparam *fcp = FCPARAM(isp, bus); 5458 5459 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; 5460 5461 /* 5462 * Because our loop ID can shift from time to time, 5463 * make our initiator ID out of range of our bus. 5464 */ 5465 cpi->initiator_id = cpi->max_target + 1; 5466 5467 /* 5468 * Set base transfer capabilities for Fibre Channel, for this HBA. 5469 */ 5470 if (IS_25XX(isp)) { 5471 cpi->base_transfer_speed = 8000000; 5472 } else if (IS_24XX(isp)) { 5473 cpi->base_transfer_speed = 4000000; 5474 } else if (IS_23XX(isp)) { 5475 cpi->base_transfer_speed = 2000000; 5476 } else { 5477 cpi->base_transfer_speed = 1000000; 5478 } 5479 cpi->hba_inquiry = PI_TAG_ABLE; 5480 cpi->transport = XPORT_FC; 5481 cpi->transport_version = 0; 5482 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 5483 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 5484 cpi->xport_specific.fc.port = fcp->isp_portid; 5485 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 5486 } else { 5487 sdparam *sdp = SDPARAM(isp, bus); 5488 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 5489 cpi->hba_misc = PIM_UNMAPPED; 5490 cpi->initiator_id = sdp->isp_initiator_id; 5491 cpi->base_transfer_speed = 3300; 5492 cpi->transport = XPORT_SPI; 5493 cpi->transport_version = 2; 5494 } 5495 cpi->protocol = PROTO_SCSI; 5496 cpi->protocol_version = SCSI_REV_2; 5497 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 5498 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 5499 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 5500 cpi->unit_number = cam_sim_unit(sim); 5501 cpi->ccb_h.status = CAM_REQ_CMP; 5502 xpt_done(ccb); 5503 break; 5504 } 5505 default: 5506 ccb->ccb_h.status = CAM_REQ_INVALID; 5507 xpt_done(ccb); 5508 break; 5509 } 5510 } 5511 5512 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 5513 5514 void 5515 isp_done(XS_T *sccb) 5516 { 5517 ispsoftc_t *isp = XS_ISP(sccb); 5518 uint32_t status; 5519 5520 if (XS_NOERR(sccb)) 5521 XS_SETERR(sccb, CAM_REQ_CMP); 5522 5523 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 5524 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 5525 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 5526 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 5527 } else { 5528 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 5529 } 5530 } 5531 5532 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 5533 status = sccb->ccb_h.status & CAM_STATUS_MASK; 5534 if (status != CAM_REQ_CMP) { 5535 if (status != CAM_SEL_TIMEOUT) 5536 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); 5537 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 5538 sccb->ccb_h.status |= CAM_DEV_QFRZN; 5539 xpt_freeze_devq(sccb->ccb_h.path, 1); 5540 } 5541 } 5542 5543 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 5544 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 5545 } 5546 5547 if (callout_active(&PISP_PCMD(sccb)->wdog)) 5548 callout_stop(&PISP_PCMD(sccb)->wdog); 5549 isp_free_pcmd(isp, (union ccb *) sccb); 5550 xpt_done((union ccb *) sccb); 5551 } 5552 5553 void 5554 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 5555 { 5556 int bus; 5557 static const char prom0[] = "Chan %d PortID 0x%06x handle 0x%x %s %s WWPN 0x%08x%08x"; 5558 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x %s %s tgt %u WWPN 0x%08x%08x"; 5559 char buf[64]; 5560 char *msg = NULL; 5561 target_id_t tgt; 5562 fcportdb_t *lp; 5563 struct isp_fc *fc; 5564 struct cam_path *tmppath; 5565 va_list ap; 5566 5567 switch (cmd) { 5568 case ISPASYNC_NEW_TGT_PARAMS: 5569 { 5570 struct ccb_trans_settings_scsi *scsi; 5571 struct ccb_trans_settings_spi *spi; 5572 int flags, tgt; 5573 sdparam *sdp; 5574 struct ccb_trans_settings cts; 5575 5576 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 5577 5578 va_start(ap, cmd); 5579 bus = va_arg(ap, int); 5580 tgt = va_arg(ap, int); 5581 va_end(ap); 5582 sdp = SDPARAM(isp, bus); 5583 5584 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 5585 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 5586 break; 5587 } 5588 flags = sdp->isp_devparam[tgt].actv_flags; 5589 cts.type = CTS_TYPE_CURRENT_SETTINGS; 5590 cts.protocol = PROTO_SCSI; 5591 cts.transport = XPORT_SPI; 5592 5593 scsi = &cts.proto_specific.scsi; 5594 spi = &cts.xport_specific.spi; 5595 5596 if (flags & DPARM_TQING) { 5597 scsi->valid |= CTS_SCSI_VALID_TQ; 5598 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5599 } 5600 5601 if (flags & DPARM_DISC) { 5602 spi->valid |= CTS_SPI_VALID_DISC; 5603 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5604 } 5605 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 5606 if (flags & DPARM_WIDE) { 5607 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5608 } else { 5609 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5610 } 5611 if (flags & DPARM_SYNC) { 5612 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5613 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5614 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 5615 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 5616 } 5617 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); 5618 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 5619 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 5620 xpt_free_path(tmppath); 5621 break; 5622 } 5623 case ISPASYNC_BUS_RESET: 5624 { 5625 va_start(ap, cmd); 5626 bus = va_arg(ap, int); 5627 va_end(ap); 5628 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 5629 if (IS_FC(isp)) { 5630 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 5631 } else { 5632 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 5633 } 5634 break; 5635 } 5636 case ISPASYNC_LIP: 5637 if (msg == NULL) { 5638 msg = "LIP Received"; 5639 } 5640 /* FALLTHROUGH */ 5641 case ISPASYNC_LOOP_RESET: 5642 if (msg == NULL) { 5643 msg = "LOOP Reset"; 5644 } 5645 /* FALLTHROUGH */ 5646 case ISPASYNC_LOOP_DOWN: 5647 { 5648 if (msg == NULL) { 5649 msg = "LOOP Down"; 5650 } 5651 va_start(ap, cmd); 5652 bus = va_arg(ap, int); 5653 va_end(ap); 5654 5655 FCPARAM(isp, bus)->link_active = 0; 5656 5657 fc = ISP_FC_PC(isp, bus); 5658 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) { 5659 /* 5660 * We don't do any simq freezing if we are only in target mode 5661 */ 5662 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5663 if (fc->path) { 5664 isp_freeze_loopdown(isp, bus, msg); 5665 } 5666 if (!callout_active(&fc->ldt)) { 5667 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc); 5668 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_uptime); 5669 } 5670 } 5671 } 5672 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg); 5673 break; 5674 } 5675 case ISPASYNC_LOOP_UP: 5676 va_start(ap, cmd); 5677 bus = va_arg(ap, int); 5678 va_end(ap); 5679 fc = ISP_FC_PC(isp, bus); 5680 /* 5681 * Now we just note that Loop has come up. We don't 5682 * actually do anything because we're waiting for a 5683 * Change Notify before activating the FC cleanup 5684 * thread to look at the state of the loop again. 5685 */ 5686 FCPARAM(isp, bus)->link_active = 1; 5687 fc->loop_dead = 0; 5688 fc->loop_down_time = 0; 5689 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 5690 break; 5691 case ISPASYNC_DEV_ARRIVED: 5692 va_start(ap, cmd); 5693 bus = va_arg(ap, int); 5694 lp = va_arg(ap, fcportdb_t *); 5695 va_end(ap); 5696 fc = ISP_FC_PC(isp, bus); 5697 lp->announced = 0; 5698 lp->gone_timer = 0; 5699 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 5700 int dbidx = lp - FCPARAM(isp, bus)->portdb; 5701 int i; 5702 5703 for (i = 0; i < MAX_FC_TARG; i++) { 5704 if (i >= FL_ID && i <= SNS_ID) { 5705 continue; 5706 } 5707 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) { 5708 break; 5709 } 5710 } 5711 if (i < MAX_FC_TARG) { 5712 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1; 5713 lp->dev_map_idx = i + 1; 5714 } else { 5715 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 5716 isp_dump_portdb(isp, bus); 5717 } 5718 } 5719 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5720 if (lp->dev_map_idx) { 5721 tgt = lp->dev_map_idx - 1; 5722 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); 5723 isp_make_here(isp, bus, tgt); 5724 } else { 5725 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "arrived", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5726 } 5727 break; 5728 case ISPASYNC_DEV_CHANGED: 5729 va_start(ap, cmd); 5730 bus = va_arg(ap, int); 5731 lp = va_arg(ap, fcportdb_t *); 5732 va_end(ap); 5733 fc = ISP_FC_PC(isp, bus); 5734 lp->announced = 0; 5735 lp->gone_timer = 0; 5736 if (isp_change_is_bad) { 5737 lp->state = FC_PORTDB_STATE_NIL; 5738 if (lp->dev_map_idx) { 5739 tgt = lp->dev_map_idx - 1; 5740 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0; 5741 lp->dev_map_idx = 0; 5742 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad"); 5743 isp_make_gone(isp, bus, tgt); 5744 } else { 5745 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5746 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "changed and departed", 5747 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5748 } 5749 } else { 5750 lp->portid = lp->new_portid; 5751 lp->prli_word3 = lp->new_prli_word3; 5752 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5753 if (lp->dev_map_idx) { 5754 int t = lp->dev_map_idx - 1; 5755 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1; 5756 tgt = lp->dev_map_idx - 1; 5757 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "changed at", tgt, 5758 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5759 } else { 5760 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "changed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5761 } 5762 } 5763 break; 5764 case ISPASYNC_DEV_STAYED: 5765 va_start(ap, cmd); 5766 bus = va_arg(ap, int); 5767 lp = va_arg(ap, fcportdb_t *); 5768 va_end(ap); 5769 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5770 if (lp->dev_map_idx) { 5771 tgt = lp->dev_map_idx - 1; 5772 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "stayed at", tgt, 5773 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5774 } else { 5775 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "stayed", 5776 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5777 } 5778 break; 5779 case ISPASYNC_DEV_GONE: 5780 va_start(ap, cmd); 5781 bus = va_arg(ap, int); 5782 lp = va_arg(ap, fcportdb_t *); 5783 va_end(ap); 5784 fc = ISP_FC_PC(isp, bus); 5785 /* 5786 * If this has a virtual target and we haven't marked it 5787 * that we're going to have isp_gdt tell the OS it's gone, 5788 * set the isp_gdt timer running on it. 5789 * 5790 * If it isn't marked that isp_gdt is going to get rid of it, 5791 * announce that it's gone. 5792 * 5793 */ 5794 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5795 if (lp->dev_map_idx && lp->announced == 0) { 5796 lp->announced = 1; 5797 lp->state = FC_PORTDB_STATE_ZOMBIE; 5798 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time; 5799 if (fc->ready && !callout_active(&fc->gdt)) { 5800 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); 5801 callout_reset(&fc->gdt, hz, isp_gdt, fc); 5802 } 5803 tgt = lp->dev_map_idx - 1; 5804 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); 5805 } else if (lp->announced == 0) { 5806 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "departed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5807 } 5808 break; 5809 case ISPASYNC_CHANGE_NOTIFY: 5810 { 5811 char *msg; 5812 int evt, nphdl, nlstate, reason; 5813 5814 va_start(ap, cmd); 5815 bus = va_arg(ap, int); 5816 evt = va_arg(ap, int); 5817 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) { 5818 nphdl = va_arg(ap, int); 5819 nlstate = va_arg(ap, int); 5820 reason = va_arg(ap, int); 5821 } else { 5822 nphdl = NIL_HANDLE; 5823 nlstate = reason = 0; 5824 } 5825 va_end(ap); 5826 fc = ISP_FC_PC(isp, bus); 5827 5828 if (evt == ISPASYNC_CHANGE_PDB) { 5829 msg = "Chan %d Port Database Changed"; 5830 } else if (evt == ISPASYNC_CHANGE_SNS) { 5831 msg = "Chan %d Name Server Database Changed"; 5832 } else { 5833 msg = "Chan %d Other Change Notify"; 5834 } 5835 5836 /* 5837 * If the loop down timer is running, cancel it. 5838 */ 5839 if (fc->ready && callout_active(&fc->ldt)) { 5840 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime); 5841 callout_stop(&fc->ldt); 5842 } 5843 isp_prt(isp, ISP_LOGINFO, msg, bus); 5844 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5845 isp_freeze_loopdown(isp, bus, msg); 5846 } 5847 wakeup(fc); 5848 break; 5849 } 5850 #ifdef ISP_TARGET_MODE 5851 case ISPASYNC_TARGET_NOTIFY: 5852 { 5853 isp_notify_t *notify; 5854 va_start(ap, cmd); 5855 notify = va_arg(ap, isp_notify_t *); 5856 va_end(ap); 5857 switch (notify->nt_ncode) { 5858 case NT_ABORT_TASK: 5859 case NT_ABORT_TASK_SET: 5860 case NT_CLEAR_ACA: 5861 case NT_CLEAR_TASK_SET: 5862 case NT_LUN_RESET: 5863 case NT_TARGET_RESET: 5864 /* 5865 * These are task management functions. 5866 */ 5867 isp_handle_platform_target_tmf(isp, notify); 5868 break; 5869 case NT_BUS_RESET: 5870 case NT_LIP_RESET: 5871 case NT_LINK_UP: 5872 case NT_LINK_DOWN: 5873 /* 5874 * No action need be taken here. 5875 */ 5876 break; 5877 case NT_HBA_RESET: 5878 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 5879 break; 5880 case NT_GLOBAL_LOGOUT: 5881 case NT_LOGOUT: 5882 /* 5883 * This is device arrival/departure notification 5884 */ 5885 isp_handle_platform_target_notify_ack(isp, notify); 5886 break; 5887 case NT_ARRIVED: 5888 { 5889 struct ac_contract ac; 5890 struct ac_device_changed *fc; 5891 5892 ac.contract_number = AC_CONTRACT_DEV_CHG; 5893 fc = (struct ac_device_changed *) ac.contract_data; 5894 fc->wwpn = notify->nt_wwn; 5895 fc->port = notify->nt_sid; 5896 fc->target = notify->nt_nphdl; 5897 fc->arrived = 1; 5898 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5899 break; 5900 } 5901 case NT_DEPARTED: 5902 { 5903 struct ac_contract ac; 5904 struct ac_device_changed *fc; 5905 5906 ac.contract_number = AC_CONTRACT_DEV_CHG; 5907 fc = (struct ac_device_changed *) ac.contract_data; 5908 fc->wwpn = notify->nt_wwn; 5909 fc->port = notify->nt_sid; 5910 fc->target = notify->nt_nphdl; 5911 fc->arrived = 0; 5912 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5913 break; 5914 } 5915 default: 5916 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 5917 isp_handle_platform_target_notify_ack(isp, notify); 5918 break; 5919 } 5920 break; 5921 } 5922 case ISPASYNC_TARGET_NOTIFY_ACK: 5923 { 5924 void *inot; 5925 va_start(ap, cmd); 5926 inot = va_arg(ap, void *); 5927 va_end(ap); 5928 if (isp_notify_ack(isp, inot)) { 5929 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 5930 if (tp) { 5931 tp->isp = isp; 5932 if (inot) { 5933 memcpy(tp->data, inot, sizeof (tp->data)); 5934 tp->not = tp->data; 5935 } else { 5936 tp->not = NULL; 5937 } 5938 (void) timeout(isp_refire_notify_ack, tp, 5); 5939 } else { 5940 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 5941 } 5942 } 5943 break; 5944 } 5945 case ISPASYNC_TARGET_ACTION: 5946 { 5947 isphdr_t *hp; 5948 5949 va_start(ap, cmd); 5950 hp = va_arg(ap, isphdr_t *); 5951 va_end(ap); 5952 switch (hp->rqs_entry_type) { 5953 default: 5954 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 5955 break; 5956 case RQSTYPE_NOTIFY: 5957 if (IS_SCSI(isp)) { 5958 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp); 5959 } else if (IS_24XX(isp)) { 5960 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 5961 } else { 5962 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 5963 } 5964 break; 5965 case RQSTYPE_ATIO: 5966 if (IS_24XX(isp)) { 5967 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 5968 } else { 5969 isp_handle_platform_atio(isp, (at_entry_t *) hp); 5970 } 5971 break; 5972 case RQSTYPE_ATIO2: 5973 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 5974 break; 5975 case RQSTYPE_CTIO7: 5976 case RQSTYPE_CTIO3: 5977 case RQSTYPE_CTIO2: 5978 case RQSTYPE_CTIO: 5979 isp_handle_platform_ctio(isp, hp); 5980 break; 5981 case RQSTYPE_ABTS_RCVD: 5982 { 5983 abts_t *abts = (abts_t *)hp; 5984 isp_notify_t notify, *nt = ¬ify; 5985 tstate_t *tptr; 5986 fcportdb_t *lp; 5987 uint16_t chan; 5988 uint32_t sid, did; 5989 5990 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 5991 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 5992 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 5993 5994 nt->nt_hba = isp; 5995 nt->nt_did = did; 5996 nt->nt_nphdl = abts->abts_nphdl; 5997 nt->nt_sid = sid; 5998 isp_find_chan_by_did(isp, did, &chan); 5999 if (chan == ISP_NOCHAN) { 6000 nt->nt_tgt = TGT_ANY; 6001 } else { 6002 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 6003 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) { 6004 nt->nt_wwn = lp->port_wwn; 6005 } else { 6006 nt->nt_wwn = INI_ANY; 6007 } 6008 } 6009 /* 6010 * Try hard to find the lun for this command. 6011 */ 6012 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 6013 if (tptr) { 6014 nt->nt_lun = xpt_path_lun_id(tptr->owner); 6015 rls_lun_statep(isp, tptr); 6016 } else { 6017 nt->nt_lun = LUN_ANY; 6018 } 6019 nt->nt_need_ack = 1; 6020 nt->nt_tagval = abts->abts_rxid_task; 6021 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 6022 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 6023 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)", 6024 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 6025 } else { 6026 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)", 6027 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 6028 } 6029 nt->nt_channel = chan; 6030 nt->nt_ncode = NT_ABORT_TASK; 6031 nt->nt_lreserved = hp; 6032 isp_handle_platform_target_tmf(isp, nt); 6033 break; 6034 } 6035 case RQSTYPE_ENABLE_LUN: 6036 case RQSTYPE_MODIFY_LUN: 6037 isp_ledone(isp, (lun_entry_t *) hp); 6038 break; 6039 } 6040 break; 6041 } 6042 #endif 6043 case ISPASYNC_FW_CRASH: 6044 { 6045 uint16_t mbox1, mbox6; 6046 mbox1 = ISP_READ(isp, OUTMAILBOX1); 6047 if (IS_DUALBUS(isp)) { 6048 mbox6 = ISP_READ(isp, OUTMAILBOX6); 6049 } else { 6050 mbox6 = 0; 6051 } 6052 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 6053 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 6054 isp->isp_osinfo.mbox_sleep_ok = 0; 6055 isp_reinit(isp, 1); 6056 isp->isp_osinfo.mbox_sleep_ok = mbox1; 6057 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 6058 break; 6059 } 6060 default: 6061 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 6062 break; 6063 } 6064 } 6065 6066 6067 /* 6068 * Locks are held before coming here. 6069 */ 6070 void 6071 isp_uninit(ispsoftc_t *isp) 6072 { 6073 if (IS_24XX(isp)) { 6074 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 6075 } else { 6076 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 6077 } 6078 ISP_DISABLE_INTS(isp); 6079 } 6080 6081 /* 6082 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 6083 * up from our platform default (defww{p|n}n) and morph them based upon 6084 * channel. 6085 * 6086 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 6087 * based upon channel. 6088 */ 6089 6090 uint64_t 6091 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 6092 { 6093 uint64_t seed; 6094 struct isp_fc *fc = ISP_FC_PC(isp, chan); 6095 6096 /* 6097 * If we're asking for a active WWN, the default overrides get 6098 * returned, otherwise the NVRAM value is picked. 6099 * 6100 * If we're asking for a default WWN, we just pick the default override. 6101 */ 6102 if (isactive) { 6103 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 6104 if (seed) { 6105 return (seed); 6106 } 6107 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 6108 if (seed) { 6109 return (seed); 6110 } 6111 return (0x400000007F000009ull); 6112 } else { 6113 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 6114 } 6115 6116 6117 /* 6118 * For channel zero just return what we have. For either ACTIVE or 6119 * DEFAULT cases, we depend on default override of NVRAM values for 6120 * channel zero. 6121 */ 6122 if (chan == 0) { 6123 return (seed); 6124 } 6125 6126 /* 6127 * For other channels, we are doing one of three things: 6128 * 6129 * 1. If what we have now is non-zero, return it. Otherwise we morph 6130 * values from channel 0. 2. If we're here for a WWPN we synthesize 6131 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 6132 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 6133 */ 6134 6135 if (seed) { 6136 return (seed); 6137 } 6138 if (isactive) { 6139 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 6140 } else { 6141 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 6142 } 6143 6144 if (((seed >> 60) & 0xf) == 2) { 6145 /* 6146 * The type 2 NAA fields for QLogic cards appear be laid out 6147 * thusly: 6148 * 6149 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 6150 * port (1) or node (0) WWN distinguishor bit 48 6151 * physical port on dual-port chips (23XX/24XX) 6152 * 6153 * This is somewhat nutty, particularly since bit 48 is 6154 * irrelevant as they assign separate serial numbers to 6155 * different physical ports anyway. 6156 * 6157 * We'll stick our channel number plus one first into bits 6158 * 57..59 and thence into bits 52..55 which allows for 8 bits 6159 * of channel which is comfortably more than our maximum 6160 * (126) now. 6161 */ 6162 seed &= ~0x0FF0000000000000ULL; 6163 if (iswwnn == 0) { 6164 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 6165 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 6166 } 6167 } else { 6168 seed = 0; 6169 } 6170 return (seed); 6171 } 6172 6173 void 6174 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 6175 { 6176 int loc; 6177 char lbuf[200]; 6178 va_list ap; 6179 6180 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 6181 return; 6182 } 6183 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 6184 loc = strlen(lbuf); 6185 va_start(ap, fmt); 6186 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 6187 va_end(ap); 6188 printf("%s\n", lbuf); 6189 } 6190 6191 void 6192 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 6193 { 6194 va_list ap; 6195 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 6196 return; 6197 } 6198 xpt_print_path(xs->ccb_h.path); 6199 va_start(ap, fmt); 6200 vprintf(fmt, ap); 6201 va_end(ap); 6202 printf("\n"); 6203 } 6204 6205 uint64_t 6206 isp_nanotime_sub(struct timespec *b, struct timespec *a) 6207 { 6208 uint64_t elapsed; 6209 struct timespec x = *b; 6210 timespecsub(&x, a); 6211 elapsed = GET_NANOSEC(&x); 6212 if (elapsed == 0) 6213 elapsed++; 6214 return (elapsed); 6215 } 6216 6217 int 6218 isp_mbox_acquire(ispsoftc_t *isp) 6219 { 6220 if (isp->isp_osinfo.mboxbsy) { 6221 return (1); 6222 } else { 6223 isp->isp_osinfo.mboxcmd_done = 0; 6224 isp->isp_osinfo.mboxbsy = 1; 6225 return (0); 6226 } 6227 } 6228 6229 void 6230 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 6231 { 6232 unsigned int usecs = mbp->timeout; 6233 unsigned int max, olim, ilim; 6234 6235 if (usecs == 0) { 6236 usecs = MBCMD_DEFAULT_TIMEOUT; 6237 } 6238 max = isp->isp_mbxwrk0 + 1; 6239 6240 if (isp->isp_osinfo.mbox_sleep_ok) { 6241 unsigned int ms = (usecs + 999) / 1000; 6242 6243 isp->isp_osinfo.mbox_sleep_ok = 0; 6244 isp->isp_osinfo.mbox_sleeping = 1; 6245 for (olim = 0; olim < max; olim++) { 6246 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 6247 if (isp->isp_osinfo.mboxcmd_done) { 6248 break; 6249 } 6250 } 6251 isp->isp_osinfo.mbox_sleep_ok = 1; 6252 isp->isp_osinfo.mbox_sleeping = 0; 6253 } else { 6254 for (olim = 0; olim < max; olim++) { 6255 for (ilim = 0; ilim < usecs; ilim += 100) { 6256 uint32_t isr; 6257 uint16_t sema, mbox; 6258 if (isp->isp_osinfo.mboxcmd_done) { 6259 break; 6260 } 6261 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 6262 isp_intr(isp, isr, sema, mbox); 6263 if (isp->isp_osinfo.mboxcmd_done) { 6264 break; 6265 } 6266 } 6267 ISP_DELAY(100); 6268 } 6269 if (isp->isp_osinfo.mboxcmd_done) { 6270 break; 6271 } 6272 } 6273 } 6274 if (isp->isp_osinfo.mboxcmd_done == 0) { 6275 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 6276 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 6277 mbp->param[0] = MBOX_TIMEOUT; 6278 isp->isp_osinfo.mboxcmd_done = 1; 6279 } 6280 } 6281 6282 void 6283 isp_mbox_notify_done(ispsoftc_t *isp) 6284 { 6285 if (isp->isp_osinfo.mbox_sleeping) { 6286 wakeup(&isp->isp_mbxworkp); 6287 } 6288 isp->isp_osinfo.mboxcmd_done = 1; 6289 } 6290 6291 void 6292 isp_mbox_release(ispsoftc_t *isp) 6293 { 6294 isp->isp_osinfo.mboxbsy = 0; 6295 } 6296 6297 int 6298 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 6299 { 6300 int ret = 0; 6301 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 6302 ret = -1; 6303 } else { 6304 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 6305 } 6306 return (ret); 6307 } 6308 6309 int 6310 isp_mstohz(int ms) 6311 { 6312 int hz; 6313 struct timeval t; 6314 t.tv_sec = ms / 1000; 6315 t.tv_usec = (ms % 1000) * 1000; 6316 hz = tvtohz(&t); 6317 if (hz < 0) { 6318 hz = 0x7fffffff; 6319 } 6320 if (hz == 0) { 6321 hz = 1; 6322 } 6323 return (hz); 6324 } 6325 6326 void 6327 isp_platform_intr(void *arg) 6328 { 6329 ispsoftc_t *isp = arg; 6330 uint32_t isr; 6331 uint16_t sema, mbox; 6332 6333 ISP_LOCK(isp); 6334 isp->isp_intcnt++; 6335 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) { 6336 isp->isp_intbogus++; 6337 } else { 6338 isp_intr(isp, isr, sema, mbox); 6339 } 6340 ISP_UNLOCK(isp); 6341 } 6342 6343 void 6344 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 6345 { 6346 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 6347 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 6348 } else { 6349 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 6350 } 6351 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 6352 } 6353 6354 int 6355 isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 6356 { 6357 uint32_t chan, tgt, lun; 6358 struct isp_fc *fc; 6359 struct isp_nexus *nxp; 6360 int idx; 6361 6362 if (isp->isp_type < ISP_HA_FC_2300) 6363 return (0); 6364 6365 chan = XS_CHANNEL(cmd); 6366 tgt = XS_TGT(cmd); 6367 lun = XS_LUN(cmd); 6368 fc = &isp->isp_osinfo.pc.fc[chan]; 6369 idx = NEXUS_HASH(tgt, lun); 6370 nxp = fc->nexus_hash[idx]; 6371 6372 while (nxp) { 6373 if (nxp->tgt == tgt && nxp->lun == lun) 6374 break; 6375 nxp = nxp->next; 6376 } 6377 if (nxp == NULL) { 6378 nxp = fc->nexus_free_list; 6379 if (nxp == NULL) { 6380 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 6381 if (nxp == NULL) { 6382 return (-1); 6383 } 6384 } else { 6385 fc->nexus_free_list = nxp->next; 6386 } 6387 nxp->tgt = tgt; 6388 nxp->lun = lun; 6389 nxp->next = fc->nexus_hash[idx]; 6390 fc->nexus_hash[idx] = nxp; 6391 } 6392 if (nxp) { 6393 if (nxp->crnseed == 0) 6394 nxp->crnseed = 1; 6395 if (cmd) 6396 PISP_PCMD(cmd)->crn = nxp->crnseed; 6397 *crnp = nxp->crnseed++; 6398 return (0); 6399 } 6400 return (-1); 6401 } 6402 6403 /* 6404 * We enter with the lock held 6405 */ 6406 void 6407 isp_timer(void *arg) 6408 { 6409 ispsoftc_t *isp = arg; 6410 #ifdef ISP_TARGET_MODE 6411 isp_tmcmd_restart(isp); 6412 #endif 6413 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 6414 } 6415 6416 isp_ecmd_t * 6417 isp_get_ecmd(ispsoftc_t *isp) 6418 { 6419 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 6420 if (ecmd) { 6421 isp->isp_osinfo.ecmd_free = ecmd->next; 6422 } 6423 return (ecmd); 6424 } 6425 6426 void 6427 isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 6428 { 6429 ecmd->next = isp->isp_osinfo.ecmd_free; 6430 isp->isp_osinfo.ecmd_free = ecmd; 6431 } 6432