1 /*- 2 * Copyright (c) 1997-2009 by Matthew Jacob 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice immediately at the beginning of the file, without modification, 10 * this list of conditions, and the following disclaimer. 11 * 2. The name of the author may not be used to endorse or promote products 12 * derived from this software without specific prior written permission. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 29 */ 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 #include <dev/isp/isp_freebsd.h> 33 #include <sys/unistd.h> 34 #include <sys/kthread.h> 35 #include <sys/conf.h> 36 #include <sys/module.h> 37 #include <sys/ioccom.h> 38 #include <dev/isp/isp_ioctl.h> 39 #include <sys/devicestat.h> 40 #include <cam/cam_periph.h> 41 #include <cam/cam_xpt_periph.h> 42 43 #if __FreeBSD_version < 800002 44 #define THREAD_CREATE kthread_create 45 #else 46 #define THREAD_CREATE kproc_create 47 #endif 48 49 MODULE_VERSION(isp, 1); 50 MODULE_DEPEND(isp, cam, 1, 1, 1); 51 int isp_announced = 0; 52 int isp_fabric_hysteresis = 5; 53 int isp_loop_down_limit = 60; /* default loop down limit */ 54 int isp_change_is_bad = 0; /* "changed" devices are bad */ 55 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 56 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 57 int isp_autoconfig = 1; /* automatically attach/detach devices */ 58 static const char prom3[] = "Chan %d PortID 0x%06x Departed from Target %u because of %s"; 59 static const char rqo[] = "%s: Request Queue Overflow\n"; 60 61 static void isp_freeze_loopdown(ispsoftc_t *, int, char *); 62 static d_ioctl_t ispioctl; 63 static void isp_intr_enable(void *); 64 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 65 static void isp_poll(struct cam_sim *); 66 static timeout_t isp_watchdog; 67 static timeout_t isp_gdt; 68 static task_fn_t isp_gdt_task; 69 static timeout_t isp_ldt; 70 static task_fn_t isp_ldt_task; 71 static void isp_kthread(void *); 72 static void isp_action(struct cam_sim *, union ccb *); 73 #ifdef ISP_INTERNAL_TARGET 74 static void isp_target_thread_pi(void *); 75 static void isp_target_thread_fc(void *); 76 #endif 77 static int isp_timer_count; 78 static void isp_timer(void *); 79 80 static struct cdevsw isp_cdevsw = { 81 .d_version = D_VERSION, 82 .d_ioctl = ispioctl, 83 .d_name = "isp", 84 }; 85 86 static int 87 isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 88 { 89 struct ccb_setasync csa; 90 struct cam_sim *sim; 91 struct cam_path *path; 92 93 /* 94 * Construct our SIM entry. 95 */ 96 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); 97 98 if (sim == NULL) { 99 return (ENOMEM); 100 } 101 102 ISP_LOCK(isp); 103 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) { 104 ISP_UNLOCK(isp); 105 cam_sim_free(sim, FALSE); 106 return (EIO); 107 } 108 ISP_UNLOCK(isp); 109 if (xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 110 ISP_LOCK(isp); 111 xpt_bus_deregister(cam_sim_path(sim)); 112 ISP_UNLOCK(isp); 113 cam_sim_free(sim, FALSE); 114 return (ENXIO); 115 } 116 xpt_setup_ccb(&csa.ccb_h, path, 5); 117 csa.ccb_h.func_code = XPT_SASYNC_CB; 118 csa.event_enable = AC_LOST_DEVICE; 119 csa.callback = isp_cam_async; 120 csa.callback_arg = sim; 121 122 ISP_LOCK(isp); 123 xpt_action((union ccb *)&csa); 124 ISP_UNLOCK(isp); 125 126 if (IS_SCSI(isp)) { 127 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 128 spi->sim = sim; 129 spi->path = path; 130 #ifdef ISP_INTERNAL_TARGET 131 ISP_SET_PC(isp, chan, proc_active, 1); 132 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)) { 133 ISP_SET_PC(isp, chan, proc_active, 0); 134 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 135 } 136 #endif 137 } else { 138 fcparam *fcp = FCPARAM(isp, chan); 139 struct isp_fc *fc = ISP_FC_PC(isp, chan); 140 141 ISP_LOCK(isp); 142 fc->sim = sim; 143 fc->path = path; 144 fc->isp = isp; 145 fc->ready = 1; 146 147 callout_init_mtx(&fc->ldt, &isp->isp_osinfo.lock, 0); 148 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 149 TASK_INIT(&fc->ltask, 1, isp_ldt_task, fc); 150 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 151 152 /* 153 * We start by being "loop down" if we have an initiator role 154 */ 155 if (fcp->role & ISP_ROLE_INITIATOR) { 156 isp_freeze_loopdown(isp, chan, "isp_attach"); 157 callout_reset(&fc->ldt, isp_quickboot_time * hz, isp_ldt, fc); 158 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Starting Initial Loop Down Timer @ %lu", (unsigned long) time_uptime); 159 } 160 ISP_UNLOCK(isp); 161 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 162 xpt_free_path(fc->path); 163 ISP_LOCK(isp); 164 if (callout_active(&fc->ldt)) 165 callout_stop(&fc->ldt); 166 xpt_bus_deregister(cam_sim_path(fc->sim)); 167 ISP_UNLOCK(isp); 168 cam_sim_free(fc->sim, FALSE); 169 return (ENOMEM); 170 } 171 #ifdef ISP_INTERNAL_TARGET 172 ISP_SET_PC(isp, chan, proc_active, 1); 173 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)) { 174 ISP_SET_PC(isp, chan, proc_active, 0); 175 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 176 } 177 #endif 178 if (chan == 0) { 179 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); 180 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 181 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwnn", CTLFLAG_RD, &FCPARAM(isp, 0)->isp_wwnn, "World Wide Node Name"); 182 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwpn", CTLFLAG_RD, &FCPARAM(isp, 0)->isp_wwpn, "World Wide Port Name"); 183 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"); 184 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"); 185 #if defined(ISP_TARGET_MODE) && defined(DEBUG) 186 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"); 187 #endif 188 } 189 } 190 return (0); 191 } 192 193 int 194 isp_attach(ispsoftc_t *isp) 195 { 196 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 197 int du = device_get_unit(isp->isp_dev); 198 int chan; 199 200 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 201 isp->isp_osinfo.ehook.ich_arg = isp; 202 /* 203 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 204 * will be called right awawy, which will clear isp_osinfo.ehook_active, 205 * which would be unwise to then set again later. 206 */ 207 isp->isp_osinfo.ehook_active = 1; 208 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 209 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 210 return (-EIO); 211 } 212 213 /* 214 * Create the device queue for our SIM(s). 215 */ 216 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 217 if (isp->isp_osinfo.devq == NULL) { 218 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 219 return (EIO); 220 } 221 222 for (chan = 0; chan < isp->isp_nchan; chan++) { 223 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 224 goto unwind; 225 } 226 } 227 228 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 229 isp_timer_count = hz >> 2; 230 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 231 isp->isp_osinfo.timer_active = 1; 232 233 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 234 if (isp->isp_osinfo.cdev) { 235 isp->isp_osinfo.cdev->si_drv1 = isp; 236 } 237 return (0); 238 239 unwind: 240 while (--chan >= 0) { 241 struct cam_sim *sim; 242 struct cam_path *path; 243 if (IS_FC(isp)) { 244 sim = ISP_FC_PC(isp, chan)->sim; 245 path = ISP_FC_PC(isp, chan)->path; 246 } else { 247 sim = ISP_SPI_PC(isp, chan)->sim; 248 path = ISP_SPI_PC(isp, chan)->path; 249 } 250 xpt_free_path(path); 251 ISP_LOCK(isp); 252 xpt_bus_deregister(cam_sim_path(sim)); 253 ISP_UNLOCK(isp); 254 cam_sim_free(sim, FALSE); 255 } 256 if (isp->isp_osinfo.ehook_active) { 257 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 258 isp->isp_osinfo.ehook_active = 0; 259 } 260 if (isp->isp_osinfo.cdev) { 261 destroy_dev(isp->isp_osinfo.cdev); 262 isp->isp_osinfo.cdev = NULL; 263 } 264 cam_simq_free(isp->isp_osinfo.devq); 265 isp->isp_osinfo.devq = NULL; 266 return (-1); 267 } 268 269 int 270 isp_detach(ispsoftc_t *isp) 271 { 272 struct cam_sim *sim; 273 struct cam_path *path; 274 struct ccb_setasync csa; 275 int chan; 276 277 ISP_LOCK(isp); 278 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 279 if (IS_FC(isp)) { 280 sim = ISP_FC_PC(isp, chan)->sim; 281 path = ISP_FC_PC(isp, chan)->path; 282 } else { 283 sim = ISP_SPI_PC(isp, chan)->sim; 284 path = ISP_SPI_PC(isp, chan)->path; 285 } 286 if (sim->refcount > 2) { 287 ISP_UNLOCK(isp); 288 return (EBUSY); 289 } 290 } 291 if (isp->isp_osinfo.timer_active) { 292 callout_stop(&isp->isp_osinfo.tmo); 293 isp->isp_osinfo.timer_active = 0; 294 } 295 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 296 if (IS_FC(isp)) { 297 sim = ISP_FC_PC(isp, chan)->sim; 298 path = ISP_FC_PC(isp, chan)->path; 299 } else { 300 sim = ISP_SPI_PC(isp, chan)->sim; 301 path = ISP_SPI_PC(isp, chan)->path; 302 } 303 xpt_setup_ccb(&csa.ccb_h, path, 5); 304 csa.ccb_h.func_code = XPT_SASYNC_CB; 305 csa.event_enable = 0; 306 csa.callback = isp_cam_async; 307 csa.callback_arg = sim; 308 ISP_LOCK(isp); 309 xpt_action((union ccb *)&csa); 310 ISP_UNLOCK(isp); 311 xpt_free_path(path); 312 xpt_bus_deregister(cam_sim_path(sim)); 313 cam_sim_free(sim, FALSE); 314 } 315 ISP_UNLOCK(isp); 316 if (isp->isp_osinfo.cdev) { 317 destroy_dev(isp->isp_osinfo.cdev); 318 isp->isp_osinfo.cdev = NULL; 319 } 320 if (isp->isp_osinfo.ehook_active) { 321 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 322 isp->isp_osinfo.ehook_active = 0; 323 } 324 if (isp->isp_osinfo.devq != NULL) { 325 cam_simq_free(isp->isp_osinfo.devq); 326 isp->isp_osinfo.devq = NULL; 327 } 328 return (0); 329 } 330 331 static void 332 isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg) 333 { 334 if (IS_FC(isp)) { 335 struct isp_fc *fc = ISP_FC_PC(isp, chan); 336 if (fc->simqfrozen == 0) { 337 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan); 338 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 339 xpt_freeze_simq(fc->sim, 1); 340 } else { 341 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan); 342 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 343 } 344 } 345 } 346 347 static void 348 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 349 { 350 if (IS_FC(isp)) { 351 struct isp_fc *fc = ISP_FC_PC(isp, chan); 352 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 353 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 354 if (wasfrozen && fc->simqfrozen == 0) { 355 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan); 356 xpt_release_simq(fc->sim, 1); 357 } 358 } 359 } 360 361 362 static int 363 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 364 { 365 ispsoftc_t *isp; 366 int nr, chan, retval = ENOTTY; 367 368 isp = dev->si_drv1; 369 370 switch (c) { 371 case ISP_SDBLEV: 372 { 373 int olddblev = isp->isp_dblev; 374 isp->isp_dblev = *(int *)addr; 375 *(int *)addr = olddblev; 376 retval = 0; 377 break; 378 } 379 case ISP_GETROLE: 380 chan = *(int *)addr; 381 if (chan < 0 || chan >= isp->isp_nchan) { 382 retval = -ENXIO; 383 break; 384 } 385 if (IS_FC(isp)) { 386 *(int *)addr = FCPARAM(isp, chan)->role; 387 } else { 388 *(int *)addr = SDPARAM(isp, chan)->role; 389 } 390 retval = 0; 391 break; 392 case ISP_SETROLE: 393 nr = *(int *)addr; 394 chan = nr >> 8; 395 if (chan < 0 || chan >= isp->isp_nchan) { 396 retval = -ENXIO; 397 break; 398 } 399 nr &= 0xff; 400 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 401 retval = EINVAL; 402 break; 403 } 404 if (IS_FC(isp)) { 405 /* 406 * We don't really support dual role at present on FC cards. 407 * 408 * We should, but a bunch of things are currently broken, 409 * so don't allow it. 410 */ 411 if (nr == ISP_ROLE_BOTH) { 412 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 413 retval = EINVAL; 414 break; 415 } 416 *(int *)addr = FCPARAM(isp, chan)->role; 417 #ifdef ISP_INTERNAL_TARGET 418 ISP_LOCK(isp); 419 retval = isp_fc_change_role(isp, chan, nr); 420 ISP_UNLOCK(isp); 421 #else 422 FCPARAM(isp, chan)->role = nr; 423 #endif 424 } else { 425 *(int *)addr = SDPARAM(isp, chan)->role; 426 SDPARAM(isp, chan)->role = nr; 427 } 428 retval = 0; 429 break; 430 431 case ISP_RESETHBA: 432 ISP_LOCK(isp); 433 #ifdef ISP_TARGET_MODE 434 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 435 #endif 436 isp_reinit(isp, 0); 437 ISP_UNLOCK(isp); 438 retval = 0; 439 break; 440 441 case ISP_RESCAN: 442 if (IS_FC(isp)) { 443 chan = *(int *)addr; 444 if (chan < 0 || chan >= isp->isp_nchan) { 445 retval = -ENXIO; 446 break; 447 } 448 ISP_LOCK(isp); 449 if (isp_fc_runstate(isp, chan, 5 * 1000000)) { 450 retval = EIO; 451 } else { 452 retval = 0; 453 } 454 ISP_UNLOCK(isp); 455 } 456 break; 457 458 case ISP_FC_LIP: 459 if (IS_FC(isp)) { 460 chan = *(int *)addr; 461 if (chan < 0 || chan >= isp->isp_nchan) { 462 retval = -ENXIO; 463 break; 464 } 465 ISP_LOCK(isp); 466 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 467 retval = EIO; 468 } else { 469 retval = 0; 470 } 471 ISP_UNLOCK(isp); 472 } 473 break; 474 case ISP_FC_GETDINFO: 475 { 476 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 477 fcportdb_t *lp; 478 479 if (IS_SCSI(isp)) { 480 break; 481 } 482 if (ifc->loopid >= MAX_FC_TARG) { 483 retval = EINVAL; 484 break; 485 } 486 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 487 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) { 488 ifc->role = (lp->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 489 ifc->loopid = lp->handle; 490 ifc->portid = lp->portid; 491 ifc->node_wwn = lp->node_wwn; 492 ifc->port_wwn = lp->port_wwn; 493 retval = 0; 494 } else { 495 retval = ENODEV; 496 } 497 break; 498 } 499 case ISP_GET_STATS: 500 { 501 isp_stats_t *sp = (isp_stats_t *) addr; 502 503 ISP_MEMZERO(sp, sizeof (*sp)); 504 sp->isp_stat_version = ISP_STATS_VERSION; 505 sp->isp_type = isp->isp_type; 506 sp->isp_revision = isp->isp_revision; 507 ISP_LOCK(isp); 508 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 509 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 510 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 511 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 512 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 513 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 514 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 515 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 516 ISP_UNLOCK(isp); 517 retval = 0; 518 break; 519 } 520 case ISP_CLR_STATS: 521 ISP_LOCK(isp); 522 isp->isp_intcnt = 0; 523 isp->isp_intbogus = 0; 524 isp->isp_intmboxc = 0; 525 isp->isp_intoasync = 0; 526 isp->isp_rsltccmplt = 0; 527 isp->isp_fphccmplt = 0; 528 isp->isp_rscchiwater = 0; 529 isp->isp_fpcchiwater = 0; 530 ISP_UNLOCK(isp); 531 retval = 0; 532 break; 533 case ISP_FC_GETHINFO: 534 { 535 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 536 int chan = hba->fc_channel; 537 538 if (chan < 0 || chan >= isp->isp_nchan) { 539 retval = ENXIO; 540 break; 541 } 542 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 543 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 544 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 545 hba->fc_nchannels = isp->isp_nchan; 546 if (IS_FC(isp)) { 547 hba->fc_nports = MAX_FC_TARG; 548 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 549 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 550 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 551 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 552 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 553 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 554 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 555 } else { 556 hba->fc_nports = MAX_TARGETS; 557 hba->fc_speed = 0; 558 hba->fc_topology = 0; 559 hba->nvram_node_wwn = 0ull; 560 hba->nvram_port_wwn = 0ull; 561 hba->active_node_wwn = 0ull; 562 hba->active_port_wwn = 0ull; 563 } 564 retval = 0; 565 break; 566 } 567 case ISP_TSK_MGMT: 568 { 569 int needmarker; 570 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 571 uint16_t loopid; 572 mbreg_t mbs; 573 574 if (IS_SCSI(isp)) { 575 break; 576 } 577 578 chan = fct->chan; 579 if (chan < 0 || chan >= isp->isp_nchan) { 580 retval = -ENXIO; 581 break; 582 } 583 584 needmarker = retval = 0; 585 loopid = fct->loopid; 586 ISP_LOCK(isp); 587 if (IS_24XX(isp)) { 588 uint8_t local[QENTRY_LEN]; 589 isp24xx_tmf_t *tmf; 590 isp24xx_statusreq_t *sp; 591 fcparam *fcp = FCPARAM(isp, chan); 592 fcportdb_t *lp; 593 int i; 594 595 for (i = 0; i < MAX_FC_TARG; i++) { 596 lp = &fcp->portdb[i]; 597 if (lp->handle == loopid) { 598 break; 599 } 600 } 601 if (i == MAX_FC_TARG) { 602 retval = ENXIO; 603 ISP_UNLOCK(isp); 604 break; 605 } 606 /* XXX VALIDATE LP XXX */ 607 tmf = (isp24xx_tmf_t *) local; 608 ISP_MEMZERO(tmf, QENTRY_LEN); 609 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 610 tmf->tmf_header.rqs_entry_count = 1; 611 tmf->tmf_nphdl = lp->handle; 612 tmf->tmf_delay = 2; 613 tmf->tmf_timeout = 2; 614 tmf->tmf_tidlo = lp->portid; 615 tmf->tmf_tidhi = lp->portid >> 16; 616 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan); 617 tmf->tmf_lun[1] = fct->lun & 0xff; 618 if (fct->lun >= 256) { 619 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8); 620 } 621 switch (fct->action) { 622 case IPT_CLEAR_ACA: 623 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA; 624 break; 625 case IPT_TARGET_RESET: 626 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET; 627 needmarker = 1; 628 break; 629 case IPT_LUN_RESET: 630 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET; 631 needmarker = 1; 632 break; 633 case IPT_CLEAR_TASK_SET: 634 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 635 needmarker = 1; 636 break; 637 case IPT_ABORT_TASK_SET: 638 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 639 needmarker = 1; 640 break; 641 default: 642 retval = EINVAL; 643 break; 644 } 645 if (retval) { 646 ISP_UNLOCK(isp); 647 break; 648 } 649 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000); 650 mbs.param[1] = QENTRY_LEN; 651 mbs.param[2] = DMA_WD1(fcp->isp_scdma); 652 mbs.param[3] = DMA_WD0(fcp->isp_scdma); 653 mbs.param[6] = DMA_WD3(fcp->isp_scdma); 654 mbs.param[7] = DMA_WD2(fcp->isp_scdma); 655 656 if (FC_SCRATCH_ACQUIRE(isp, chan)) { 657 ISP_UNLOCK(isp); 658 retval = ENOMEM; 659 break; 660 } 661 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch); 662 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN, chan); 663 sp = (isp24xx_statusreq_t *) local; 664 sp->req_completion_status = 1; 665 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 666 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan); 667 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp); 668 FC_SCRATCH_RELEASE(isp, chan); 669 if (retval || sp->req_completion_status != 0) { 670 FC_SCRATCH_RELEASE(isp, chan); 671 retval = EIO; 672 } 673 if (retval == 0) { 674 if (needmarker) { 675 fcp->sendmarker = 1; 676 } 677 } 678 } else { 679 MBSINIT(&mbs, 0, MBLOGALL, 0); 680 if (ISP_CAP_2KLOGIN(isp) == 0) { 681 loopid <<= 8; 682 } 683 switch (fct->action) { 684 case IPT_CLEAR_ACA: 685 mbs.param[0] = MBOX_CLEAR_ACA; 686 mbs.param[1] = loopid; 687 mbs.param[2] = fct->lun; 688 break; 689 case IPT_TARGET_RESET: 690 mbs.param[0] = MBOX_TARGET_RESET; 691 mbs.param[1] = loopid; 692 needmarker = 1; 693 break; 694 case IPT_LUN_RESET: 695 mbs.param[0] = MBOX_LUN_RESET; 696 mbs.param[1] = loopid; 697 mbs.param[2] = fct->lun; 698 needmarker = 1; 699 break; 700 case IPT_CLEAR_TASK_SET: 701 mbs.param[0] = MBOX_CLEAR_TASK_SET; 702 mbs.param[1] = loopid; 703 mbs.param[2] = fct->lun; 704 needmarker = 1; 705 break; 706 case IPT_ABORT_TASK_SET: 707 mbs.param[0] = MBOX_ABORT_TASK_SET; 708 mbs.param[1] = loopid; 709 mbs.param[2] = fct->lun; 710 needmarker = 1; 711 break; 712 default: 713 retval = EINVAL; 714 break; 715 } 716 if (retval == 0) { 717 if (needmarker) { 718 FCPARAM(isp, chan)->sendmarker = 1; 719 } 720 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 721 if (retval) { 722 retval = EIO; 723 } 724 } 725 } 726 ISP_UNLOCK(isp); 727 break; 728 } 729 default: 730 break; 731 } 732 return (retval); 733 } 734 735 static void 736 isp_intr_enable(void *arg) 737 { 738 int chan; 739 ispsoftc_t *isp = arg; 740 ISP_LOCK(isp); 741 for (chan = 0; chan < isp->isp_nchan; chan++) { 742 if (IS_FC(isp)) { 743 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 744 ISP_ENABLE_INTS(isp); 745 break; 746 } 747 } else { 748 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) { 749 ISP_ENABLE_INTS(isp); 750 break; 751 } 752 } 753 } 754 isp->isp_osinfo.ehook_active = 0; 755 ISP_UNLOCK(isp); 756 /* Release our hook so that the boot can continue. */ 757 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 758 } 759 760 /* 761 * Local Inlines 762 */ 763 764 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 765 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 766 767 static ISP_INLINE int 768 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 769 { 770 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 771 if (ISP_PCMD(ccb) == NULL) { 772 return (-1); 773 } 774 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 775 return (0); 776 } 777 778 static ISP_INLINE void 779 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 780 { 781 if (ISP_PCMD(ccb)) { 782 #ifdef ISP_TARGET_MODE 783 PISP_PCMD(ccb)->datalen = 0; 784 PISP_PCMD(ccb)->totslen = 0; 785 PISP_PCMD(ccb)->cumslen = 0; 786 PISP_PCMD(ccb)->crn = 0; 787 #endif 788 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free; 789 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 790 ISP_PCMD(ccb) = NULL; 791 } 792 } 793 794 /* 795 * Put the target mode functions here, because some are inlines 796 */ 797 #ifdef ISP_TARGET_MODE 798 static ISP_INLINE void isp_tmlock(ispsoftc_t *, const char *); 799 static ISP_INLINE void isp_tmunlk(ispsoftc_t *); 800 static ISP_INLINE int is_any_lun_enabled(ispsoftc_t *, int); 801 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 802 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 803 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 804 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 805 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 806 static ISP_INLINE atio_private_data_t *isp_get_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_get_atpd(isp, tptr, tagval); 941 if (atp && atp->tag == tagval) { 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 if (tag == 0) { 1038 atp = tptr->atfree; 1039 if (atp) { 1040 tptr->atfree = atp->next; 1041 } 1042 return (atp); 1043 } 1044 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1045 if (atp->tag == tag) { 1046 return (atp); 1047 } 1048 } 1049 return (NULL); 1050 } 1051 1052 static ISP_INLINE void 1053 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 1054 { 1055 if (atp->ests) { 1056 isp_put_ecmd(isp, atp->ests); 1057 } 1058 memset(atp, 0, sizeof (*atp)); 1059 atp->next = tptr->atfree; 1060 tptr->atfree = atp; 1061 } 1062 1063 static void 1064 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 1065 { 1066 atio_private_data_t *atp; 1067 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1068 1069 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1070 if (atp->tag == 0) { 1071 continue; 1072 } 1073 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", 1074 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 1075 } 1076 } 1077 1078 1079 static ISP_INLINE inot_private_data_t * 1080 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1081 { 1082 inot_private_data_t *ntp; 1083 ntp = tptr->ntfree; 1084 if (ntp) { 1085 tptr->ntfree = ntp->next; 1086 } 1087 return (ntp); 1088 } 1089 1090 static ISP_INLINE inot_private_data_t * 1091 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1092 { 1093 inot_private_data_t *ntp; 1094 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1095 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1096 return (ntp); 1097 } 1098 } 1099 return (NULL); 1100 } 1101 1102 static ISP_INLINE void 1103 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1104 { 1105 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1106 ntp->next = tptr->ntfree; 1107 tptr->ntfree = ntp; 1108 } 1109 1110 static cam_status 1111 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1112 { 1113 cam_status status; 1114 lun_id_t lun; 1115 struct tslist *lhp; 1116 tstate_t *tptr; 1117 int i; 1118 1119 lun = xpt_path_lun_id(path); 1120 if (lun != CAM_LUN_WILDCARD) { 1121 if (lun >= ISP_MAX_LUNS(isp)) { 1122 return (CAM_LUN_INVALID); 1123 } 1124 } 1125 if (is_lun_enabled(isp, bus, lun)) { 1126 return (CAM_LUN_ALRDY_ENA); 1127 } 1128 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1129 if (tptr == NULL) { 1130 return (CAM_RESRC_UNAVAIL); 1131 } 1132 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1133 if (status != CAM_REQ_CMP) { 1134 free(tptr, M_DEVBUF); 1135 return (status); 1136 } 1137 SLIST_INIT(&tptr->atios); 1138 SLIST_INIT(&tptr->inots); 1139 TAILQ_INIT(&tptr->waitq); 1140 for (i = 0; i < ATPDPSIZE-1; i++) { 1141 tptr->atpool[i].next = &tptr->atpool[i+1]; 1142 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1143 } 1144 tptr->atfree = tptr->atpool; 1145 tptr->ntfree = tptr->ntpool; 1146 tptr->hold = 1; 1147 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1148 SLIST_INSERT_HEAD(lhp, tptr, next); 1149 *rslt = tptr; 1150 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1151 return (CAM_REQ_CMP); 1152 } 1153 1154 static ISP_INLINE void 1155 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1156 { 1157 union ccb *ccb; 1158 struct tslist *lhp; 1159 1160 KASSERT((tptr->hold != 0), ("tptr is not held")); 1161 KASSERT((tptr->hold == 1), ("tptr still held (%d)", tptr->hold)); 1162 do { 1163 ccb = (union ccb *)SLIST_FIRST(&tptr->atios); 1164 if (ccb) { 1165 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1166 ccb->ccb_h.status = CAM_REQ_ABORTED; 1167 xpt_done(ccb); 1168 } 1169 } while (ccb); 1170 do { 1171 ccb = (union ccb *)SLIST_FIRST(&tptr->inots); 1172 if (ccb) { 1173 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 1174 ccb->ccb_h.status = CAM_REQ_ABORTED; 1175 xpt_done(ccb); 1176 } 1177 } while (ccb); 1178 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); 1179 SLIST_REMOVE(lhp, tptr, tstate, next); 1180 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "destroyed tstate\n"); 1181 xpt_free_path(tptr->owner); 1182 free(tptr, M_DEVBUF); 1183 } 1184 1185 /* 1186 * Enable a lun. 1187 */ 1188 static void 1189 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1190 { 1191 tstate_t *tptr = NULL; 1192 int bus, tm_enabled, target_role; 1193 target_id_t target; 1194 lun_id_t lun; 1195 1196 1197 /* 1198 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun 1199 */ 1200 bus = XS_CHANNEL(ccb); 1201 target = ccb->ccb_h.target_id; 1202 lun = ccb->ccb_h.target_lun; 1203 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "enabling lun %u\n", lun); 1204 if (target != CAM_TARGET_WILDCARD && target != 0) { 1205 ccb->ccb_h.status = CAM_TID_INVALID; 1206 xpt_done(ccb); 1207 return; 1208 } 1209 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1210 ccb->ccb_h.status = CAM_LUN_INVALID; 1211 xpt_done(ccb); 1212 return; 1213 } 1214 1215 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1216 ccb->ccb_h.status = CAM_LUN_INVALID; 1217 xpt_done(ccb); 1218 return; 1219 } 1220 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1221 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1222 } 1223 1224 /* 1225 * Wait until we're not busy with the lun enables subsystem 1226 */ 1227 isp_tmlock(isp, "isp_enable_lun"); 1228 1229 /* 1230 * This is as a good a place as any to check f/w capabilities. 1231 */ 1232 1233 if (IS_FC(isp)) { 1234 if (ISP_CAP_TMODE(isp) == 0) { 1235 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n"); 1236 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1237 goto done; 1238 } 1239 /* 1240 * We *could* handle non-SCCLUN f/w, but we'd have to 1241 * dork with our already fragile enable/disable code. 1242 */ 1243 if (ISP_CAP_SCCFW(isp) == 0) { 1244 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n"); 1245 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1246 goto done; 1247 } 1248 1249 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1250 1251 } else { 1252 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1253 } 1254 1255 /* 1256 * Create the state pointer. 1257 * It should not already exist. 1258 */ 1259 tptr = get_lun_statep(isp, bus, lun); 1260 if (tptr) { 1261 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1262 goto done; 1263 } 1264 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1265 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1266 goto done; 1267 } 1268 1269 /* 1270 * We have a tricky maneuver to perform here. 1271 * 1272 * If target mode isn't already enabled here, 1273 * *and* our current role includes target mode, 1274 * we enable target mode here. 1275 * 1276 */ 1277 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1278 if (tm_enabled == 0 && target_role != 0) { 1279 if (isp_enable_target_mode(isp, bus)) { 1280 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1281 destroy_lun_state(isp, tptr); 1282 tptr = NULL; 1283 goto done; 1284 } 1285 tm_enabled = 1; 1286 } 1287 1288 /* 1289 * Now check to see whether this bus is in target mode already. 1290 * 1291 * If not, a later role change into target mode will finish the job. 1292 */ 1293 if (tm_enabled == 0) { 1294 ISP_SET_PC(isp, bus, tm_enable_defer, 1); 1295 ccb->ccb_h.status = CAM_REQ_CMP; 1296 xpt_print(ccb->ccb_h.path, "Target Mode not enabled yet- lun enable deferred\n"); 1297 goto done1; 1298 } 1299 1300 /* 1301 * Enable the lun. 1302 */ 1303 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun); 1304 1305 done: 1306 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1307 if (tptr) { 1308 destroy_lun_state(isp, tptr); 1309 tptr = NULL; 1310 } 1311 } else { 1312 tptr->enabled = 1; 1313 } 1314 done1: 1315 if (tptr) { 1316 rls_lun_statep(isp, tptr); 1317 } 1318 1319 /* 1320 * And we're outta here.... 1321 */ 1322 isp_tmunlk(isp); 1323 xpt_done(ccb); 1324 } 1325 1326 static cam_status 1327 isp_enable_deferred_luns(ispsoftc_t *isp, int bus) 1328 { 1329 tstate_t *tptr = NULL; 1330 struct tslist *lhp; 1331 int i, n; 1332 1333 1334 ISP_GET_PC(isp, bus, tm_enabled, i); 1335 if (i == 1) { 1336 return (CAM_REQ_CMP); 1337 } 1338 ISP_GET_PC(isp, bus, tm_enable_defer, i); 1339 if (i == 0) { 1340 return (CAM_REQ_CMP); 1341 } 1342 /* 1343 * If this succeeds, it will set tm_enable 1344 */ 1345 if (isp_enable_target_mode(isp, bus)) { 1346 return (CAM_REQ_CMP_ERR); 1347 } 1348 isp_tmlock(isp, "isp_enable_deferred_luns"); 1349 for (n = i = 0; i < LUN_HASH_SIZE; i++) { 1350 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 1351 SLIST_FOREACH(tptr, lhp, next) { 1352 tptr->hold++; 1353 if (tptr->enabled == 0) { 1354 if (isp_enable_deferred(isp, bus, xpt_path_lun_id(tptr->owner)) == CAM_REQ_CMP) { 1355 tptr->enabled = 1; 1356 n++; 1357 } 1358 } else { 1359 n++; 1360 } 1361 tptr->hold--; 1362 } 1363 } 1364 isp_tmunlk(isp); 1365 if (n == 0) { 1366 return (CAM_REQ_CMP_ERR); 1367 } 1368 ISP_SET_PC(isp, bus, tm_enable_defer, 0); 1369 return (CAM_REQ_CMP); 1370 } 1371 1372 static cam_status 1373 isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun) 1374 { 1375 cam_status status; 1376 int luns_already_enabled; 1377 1378 ISP_GET_PC(isp, bus, tm_luns_enabled, luns_already_enabled); 1379 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %u luns_enabled %d", __func__, bus, lun, luns_already_enabled); 1380 if (IS_24XX(isp) || (IS_FC(isp) && luns_already_enabled)) { 1381 status = CAM_REQ_CMP; 1382 } else { 1383 int cmd_cnt, not_cnt; 1384 1385 if (IS_23XX(isp)) { 1386 cmd_cnt = DFLT_CMND_CNT; 1387 not_cnt = DFLT_INOT_CNT; 1388 } else { 1389 cmd_cnt = 64; 1390 not_cnt = 8; 1391 } 1392 status = CAM_REQ_INPROG; 1393 isp->isp_osinfo.rptr = &status; 1394 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun == CAM_LUN_WILDCARD? 0 : lun, cmd_cnt, not_cnt)) { 1395 status = CAM_RESRC_UNAVAIL; 1396 } else { 1397 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0); 1398 } 1399 isp->isp_osinfo.rptr = NULL; 1400 } 1401 if (status == CAM_REQ_CMP) { 1402 ISP_SET_PC(isp, bus, tm_luns_enabled, 1); 1403 isp_prt(isp, ISP_LOGCONFIG|ISP_LOGTINFO, "bus %d lun %u now enabled for target mode", bus, lun); 1404 } 1405 return (status); 1406 } 1407 1408 static void 1409 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1410 { 1411 tstate_t *tptr = NULL; 1412 int bus; 1413 cam_status status; 1414 target_id_t target; 1415 lun_id_t lun; 1416 1417 bus = XS_CHANNEL(ccb); 1418 target = ccb->ccb_h.target_id; 1419 lun = ccb->ccb_h.target_lun; 1420 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "disabling lun %u\n", lun); 1421 if (target != CAM_TARGET_WILDCARD && target != 0) { 1422 ccb->ccb_h.status = CAM_TID_INVALID; 1423 xpt_done(ccb); 1424 return; 1425 } 1426 1427 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1428 ccb->ccb_h.status = CAM_LUN_INVALID; 1429 xpt_done(ccb); 1430 return; 1431 } 1432 1433 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1434 ccb->ccb_h.status = CAM_LUN_INVALID; 1435 xpt_done(ccb); 1436 return; 1437 } 1438 1439 /* 1440 * See if we're busy disabling a lun now. 1441 */ 1442 isp_tmlock(isp, "isp_disable_lun"); 1443 status = CAM_REQ_INPROG; 1444 1445 /* 1446 * Find the state pointer. 1447 */ 1448 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1449 status = CAM_PATH_INVALID; 1450 goto done; 1451 } 1452 1453 /* 1454 * If we're a 24XX card, we're done. 1455 */ 1456 if (IS_24XX(isp)) { 1457 status = CAM_REQ_CMP; 1458 goto done; 1459 } 1460 1461 /* 1462 * For SCC FW, we only deal with lun zero. 1463 */ 1464 if (IS_FC(isp) && lun > 0) { 1465 status = CAM_REQ_CMP; 1466 goto done; 1467 } 1468 isp->isp_osinfo.rptr = &status; 1469 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) { 1470 status = CAM_RESRC_UNAVAIL; 1471 } else { 1472 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0); 1473 } 1474 isp->isp_osinfo.rptr = NULL; 1475 done: 1476 if (status == CAM_REQ_CMP) { 1477 tptr->enabled = 0; 1478 /* 1479 * If we have no more luns enabled for this bus, 1480 * delete all tracked wwns for it (if we are FC), 1481 * and disable target mode. 1482 */ 1483 if (is_any_lun_enabled(isp, bus) == 0) { 1484 isp_del_all_wwn_entries(isp, bus); 1485 if (isp_disable_target_mode(isp, bus)) { 1486 status = CAM_REQ_CMP_ERR; 1487 } 1488 } 1489 } 1490 ccb->ccb_h.status = status; 1491 if (status == CAM_REQ_CMP) { 1492 destroy_lun_state(isp, tptr); 1493 xpt_print(ccb->ccb_h.path, "lun now disabled for target mode\n"); 1494 } else { 1495 if (tptr) 1496 rls_lun_statep(isp, tptr); 1497 } 1498 isp_tmunlk(isp); 1499 xpt_done(ccb); 1500 } 1501 1502 static int 1503 isp_enable_target_mode(ispsoftc_t *isp, int bus) 1504 { 1505 int tm_enabled; 1506 1507 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1508 if (tm_enabled != 0) { 1509 return (0); 1510 } 1511 if (IS_SCSI(isp)) { 1512 mbreg_t mbs; 1513 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1514 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 1515 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG; 1516 mbs.param[2] = bus << 7; 1517 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1518 isp_prt(isp, ISP_LOGERR, "Unable to enable Target Role on Bus %d", bus); 1519 return (EIO); 1520 } 1521 } 1522 ISP_SET_PC(isp, bus, tm_enabled, 1); 1523 isp_prt(isp, ISP_LOGINFO, "Target Role enabled on Bus %d", bus); 1524 return (0); 1525 } 1526 1527 static int 1528 isp_disable_target_mode(ispsoftc_t *isp, int bus) 1529 { 1530 int tm_enabled; 1531 1532 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1533 if (tm_enabled == 0) { 1534 return (0); 1535 } 1536 if (IS_SCSI(isp)) { 1537 mbreg_t mbs; 1538 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1539 mbs.param[2] = bus << 7; 1540 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1541 isp_prt(isp, ISP_LOGERR, "Unable to disable Target Role on Bus %d", bus); 1542 return (EIO); 1543 } 1544 } 1545 ISP_SET_PC(isp, bus, tm_enabled, 0); 1546 isp_prt(isp, ISP_LOGINFO, "Target Role disabled on Bus %d", bus); 1547 return (0); 1548 } 1549 1550 static void 1551 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1552 { 1553 uint32_t *rptr; 1554 1555 rptr = isp->isp_osinfo.rptr; 1556 if (lep->le_status != LUN_OK) { 1557 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status); 1558 if (rptr) { 1559 *rptr = CAM_REQ_CMP_ERR; 1560 wakeup_one(rptr); 1561 } 1562 } else { 1563 if (rptr) { 1564 *rptr = CAM_REQ_CMP; 1565 wakeup_one(rptr); 1566 } 1567 } 1568 } 1569 1570 static void 1571 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1572 { 1573 int fctape, sendstatus, resid; 1574 tstate_t *tptr; 1575 fcparam *fcp; 1576 atio_private_data_t *atp; 1577 struct ccb_scsiio *cso; 1578 uint32_t dmaresult, handle, xfrlen, sense_length, tmp; 1579 uint8_t local[QENTRY_LEN]; 1580 1581 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1582 if (tptr == NULL) { 1583 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1584 if (tptr == NULL) { 1585 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find tstate pointer", __func__, ccb->csio.tag_id); 1586 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1587 xpt_done(ccb); 1588 return; 1589 } 1590 } 1591 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, 1592 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); 1593 1594 switch (how) { 1595 case FROM_TIMER: 1596 case FROM_CAM: 1597 /* 1598 * Insert at the tail of the list, if any, waiting CTIO CCBs 1599 */ 1600 TAILQ_INSERT_TAIL(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1601 break; 1602 case FROM_SRR: 1603 case FROM_CTIO_DONE: 1604 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1605 break; 1606 } 1607 1608 while (TAILQ_FIRST(&tptr->waitq) != NULL) { 1609 ccb = (union ccb *) TAILQ_FIRST(&tptr->waitq); 1610 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1611 1612 cso = &ccb->csio; 1613 xfrlen = cso->dxfer_len; 1614 if (xfrlen == 0) { 1615 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1616 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1617 ccb->ccb_h.status = CAM_REQ_INVALID; 1618 xpt_done(ccb); 1619 continue; 1620 } 1621 } 1622 1623 atp = isp_get_atpd(isp, tptr, cso->tag_id); 1624 if (atp == NULL) { 1625 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); 1626 isp_dump_atpd(isp, tptr); 1627 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1628 xpt_done(ccb); 1629 continue; 1630 } 1631 1632 /* 1633 * Is this command a dead duck? 1634 */ 1635 if (atp->dead) { 1636 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); 1637 ccb->ccb_h.status = CAM_REQ_ABORTED; 1638 xpt_done(ccb); 1639 continue; 1640 } 1641 1642 /* 1643 * Check to make sure we're still in target mode. 1644 */ 1645 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1646 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1647 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); 1648 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1649 xpt_done(ccb); 1650 continue; 1651 } 1652 1653 /* 1654 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which 1655 * could be split into two CTIOs to split data and status). 1656 */ 1657 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { 1658 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); 1659 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1660 break; 1661 } 1662 1663 /* 1664 * Does the initiator expect FC-Tape style responses? 1665 */ 1666 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1667 fctape = 1; 1668 } else { 1669 fctape = 0; 1670 } 1671 1672 /* 1673 * If we already did the data xfer portion of a CTIO that sends data 1674 * and status, don't do it again and do the status portion now. 1675 */ 1676 if (atp->sendst) { 1677 isp_prt(isp, ISP_LOGTINFO, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", 1678 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); 1679 xfrlen = 0; /* we already did the data transfer */ 1680 atp->sendst = 0; 1681 } 1682 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1683 sendstatus = 1; 1684 } else { 1685 sendstatus = 0; 1686 } 1687 1688 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1689 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); 1690 /* 1691 * Sense length is not the entire sense data structure size. Periph 1692 * drivers don't seem to be setting sense_len to reflect the actual 1693 * size. We'll peek inside to get the right amount. 1694 */ 1695 sense_length = cso->sense_len; 1696 1697 /* 1698 * This 'cannot' happen 1699 */ 1700 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1701 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1702 } 1703 } else { 1704 sense_length = 0; 1705 } 1706 1707 memset(local, 0, QENTRY_LEN); 1708 1709 /* 1710 * Check for overflow 1711 */ 1712 tmp = atp->bytes_xfered + atp->bytes_in_transit + xfrlen; 1713 if (tmp > atp->orig_datalen) { 1714 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] data overflow by %u bytes", __func__, cso->tag_id, tmp - atp->orig_datalen); 1715 ccb->ccb_h.status = CAM_DATA_RUN_ERR; 1716 xpt_done(ccb); 1717 continue; 1718 } 1719 1720 if (IS_24XX(isp)) { 1721 ct7_entry_t *cto = (ct7_entry_t *) local; 1722 1723 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1724 cto->ct_header.rqs_entry_count = 1; 1725 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1726 ATPD_SET_SEQNO(cto, atp); 1727 cto->ct_nphdl = atp->nphdl; 1728 cto->ct_rxid = atp->tag; 1729 cto->ct_iid_lo = atp->portid; 1730 cto->ct_iid_hi = atp->portid >> 16; 1731 cto->ct_oxid = atp->oxid; 1732 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1733 cto->ct_timeout = 120; 1734 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1735 1736 /* 1737 * Mode 1, status, no data. Only possible when we are sending status, have 1738 * no data to transfer, and any sense data can fit into a ct7_entry_t. 1739 * 1740 * Mode 2, status, no data. We have to use this in the case that 1741 * the sense data won't fit into a ct7_entry_t. 1742 * 1743 */ 1744 if (sendstatus && xfrlen == 0) { 1745 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1746 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1747 if (sense_length <= MAXRESPLEN_24XX) { 1748 if (resid < 0) { 1749 cto->ct_resid = -resid; 1750 } else if (resid > 0) { 1751 cto->ct_resid = resid; 1752 } 1753 cto->ct_flags |= CT7_FLAG_MODE1; 1754 cto->ct_scsi_status = cso->scsi_status; 1755 if (resid < 0) { 1756 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1757 } else if (resid > 0) { 1758 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1759 } 1760 if (fctape) { 1761 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1762 } 1763 if (sense_length) { 1764 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1765 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1766 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1767 } 1768 } else { 1769 bus_addr_t addr; 1770 char buf[XCMD_SIZE]; 1771 fcp_rsp_iu_t *rp; 1772 1773 if (atp->ests == NULL) { 1774 atp->ests = isp_get_ecmd(isp); 1775 if (atp->ests == NULL) { 1776 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1777 break; 1778 } 1779 } 1780 memset(buf, 0, sizeof (buf)); 1781 rp = (fcp_rsp_iu_t *)buf; 1782 if (fctape) { 1783 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1784 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1785 } 1786 cto->ct_flags |= CT7_FLAG_MODE2; 1787 rp->fcp_rsp_scsi_status = cso->scsi_status; 1788 if (resid < 0) { 1789 rp->fcp_rsp_resid = -resid; 1790 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1791 } else if (resid > 0) { 1792 rp->fcp_rsp_resid = resid; 1793 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1794 } 1795 if (sense_length) { 1796 rp->fcp_rsp_snslen = sense_length; 1797 cto->ct_senselen = sense_length; 1798 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1799 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1800 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1801 } else { 1802 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1803 } 1804 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1805 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1806 } 1807 addr = isp->isp_osinfo.ecmd_dma; 1808 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1809 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, 1810 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1811 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1812 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1813 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1814 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1815 } 1816 if (sense_length) { 1817 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__, 1818 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, 1819 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1820 } else { 1821 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1822 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); 1823 } 1824 atp->state = ATPD_STATE_LAST_CTIO; 1825 } 1826 1827 /* 1828 * Mode 0 data transfers, *possibly* with status. 1829 */ 1830 if (xfrlen != 0) { 1831 cto->ct_flags |= CT7_FLAG_MODE0; 1832 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1833 cto->ct_flags |= CT7_DATA_IN; 1834 } else { 1835 cto->ct_flags |= CT7_DATA_OUT; 1836 } 1837 1838 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; 1839 cto->rsp.m0.ct_xfrlen = xfrlen; 1840 1841 #ifdef DEBUG 1842 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1843 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1844 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1845 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1846 } 1847 #endif 1848 if (sendstatus) { 1849 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1850 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { 1851 cto->ct_flags |= CT7_SENDSTATUS; 1852 atp->state = ATPD_STATE_LAST_CTIO; 1853 if (fctape) { 1854 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1855 } 1856 } else { 1857 atp->sendst = 1; /* send status later */ 1858 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1859 atp->state = ATPD_STATE_CTIO; 1860 } 1861 } else { 1862 atp->state = ATPD_STATE_CTIO; 1863 } 1864 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__, 1865 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1866 } 1867 } else if (IS_FC(isp)) { 1868 ct2_entry_t *cto = (ct2_entry_t *) local; 1869 1870 if (isp->isp_osinfo.sixtyfourbit) 1871 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1872 else 1873 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1874 cto->ct_header.rqs_entry_count = 1; 1875 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1876 ATPD_SET_SEQNO(cto, atp); 1877 if (ISP_CAP_2KLOGIN(isp) == 0) { 1878 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1879 } else { 1880 cto->ct_iid = cso->init_id; 1881 if (ISP_CAP_SCCFW(isp) == 0) { 1882 cto->ct_lun = ccb->ccb_h.target_lun; 1883 } 1884 } 1885 cto->ct_timeout = 10; 1886 cto->ct_rxid = cso->tag_id; 1887 1888 /* 1889 * Mode 1, status, no data. Only possible when we are sending status, have 1890 * no data to transfer, and the sense length can fit in the ct7_entry. 1891 * 1892 * Mode 2, status, no data. We have to use this in the case the response 1893 * length won't fit into a ct2_entry_t. 1894 * 1895 * We'll fill out this structure with information as if this were a 1896 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1897 * needed based upon this. 1898 */ 1899 if (sendstatus && xfrlen == 0) { 1900 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1901 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1902 if (sense_length <= MAXRESPLEN) { 1903 if (resid < 0) { 1904 cto->ct_resid = -resid; 1905 } else if (resid > 0) { 1906 cto->ct_resid = resid; 1907 } 1908 cto->ct_flags |= CT2_FLAG_MODE1; 1909 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1910 if (resid < 0) { 1911 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1912 } else if (resid > 0) { 1913 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1914 } 1915 if (fctape) { 1916 cto->ct_flags |= CT2_CONFIRM; 1917 } 1918 if (sense_length) { 1919 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1920 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1921 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1922 } 1923 } else { 1924 bus_addr_t addr; 1925 char buf[XCMD_SIZE]; 1926 fcp_rsp_iu_t *rp; 1927 1928 if (atp->ests == NULL) { 1929 atp->ests = isp_get_ecmd(isp); 1930 if (atp->ests == NULL) { 1931 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1932 break; 1933 } 1934 } 1935 memset(buf, 0, sizeof (buf)); 1936 rp = (fcp_rsp_iu_t *)buf; 1937 if (fctape) { 1938 cto->ct_flags |= CT2_CONFIRM; 1939 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1940 } 1941 cto->ct_flags |= CT2_FLAG_MODE2; 1942 rp->fcp_rsp_scsi_status = cso->scsi_status; 1943 if (resid < 0) { 1944 rp->fcp_rsp_resid = -resid; 1945 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1946 } else if (resid > 0) { 1947 rp->fcp_rsp_resid = resid; 1948 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1949 } 1950 if (sense_length) { 1951 rp->fcp_rsp_snslen = sense_length; 1952 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1953 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1954 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1955 } else { 1956 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1957 } 1958 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1959 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1960 } 1961 addr = isp->isp_osinfo.ecmd_dma; 1962 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1963 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, 1964 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1965 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1966 if (isp->isp_osinfo.sixtyfourbit) { 1967 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1968 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1969 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1970 } else { 1971 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1972 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1973 } 1974 } 1975 if (sense_length) { 1976 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__, 1977 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, 1978 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1979 } else { 1980 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, 1981 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 1982 } 1983 atp->state = ATPD_STATE_LAST_CTIO; 1984 } 1985 1986 if (xfrlen != 0) { 1987 cto->ct_flags |= CT2_FLAG_MODE0; 1988 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1989 cto->ct_flags |= CT2_DATA_IN; 1990 } else { 1991 cto->ct_flags |= CT2_DATA_OUT; 1992 } 1993 1994 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; 1995 cto->rsp.m0.ct_xfrlen = xfrlen; 1996 1997 if (sendstatus) { 1998 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1999 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { 2000 cto->ct_flags |= CT2_SENDSTATUS; 2001 atp->state = ATPD_STATE_LAST_CTIO; 2002 if (fctape) { 2003 cto->ct_flags |= CT2_CONFIRM; 2004 } 2005 } else { 2006 atp->sendst = 1; /* send status later */ 2007 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 2008 atp->state = ATPD_STATE_CTIO; 2009 } 2010 } else { 2011 atp->state = ATPD_STATE_CTIO; 2012 } 2013 } 2014 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, 2015 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); 2016 } else { 2017 ct_entry_t *cto = (ct_entry_t *) local; 2018 2019 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 2020 cto->ct_header.rqs_entry_count = 1; 2021 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 2022 ATPD_SET_SEQNO(cto, atp); 2023 cto->ct_iid = cso->init_id; 2024 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 2025 cto->ct_tgt = ccb->ccb_h.target_id; 2026 cto->ct_lun = ccb->ccb_h.target_lun; 2027 cto->ct_fwhandle = cso->tag_id; 2028 if (atp->rxid) { 2029 cto->ct_tag_val = atp->rxid; 2030 cto->ct_flags |= CT_TQAE; 2031 } 2032 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 2033 cto->ct_flags |= CT_NODISC; 2034 } 2035 if (cso->dxfer_len == 0) { 2036 cto->ct_flags |= CT_NO_DATA; 2037 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 2038 cto->ct_flags |= CT_DATA_IN; 2039 } else { 2040 cto->ct_flags |= CT_DATA_OUT; 2041 } 2042 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 2043 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 2044 cto->ct_scsi_status = cso->scsi_status; 2045 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit - xfrlen; 2046 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] seq %u nc %d scsi status %x resid %d tag_id %x", __func__, 2047 cto->ct_fwhandle, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), cso->scsi_status, cso->resid, cso->tag_id); 2048 } 2049 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 2050 cto->ct_timeout = 10; 2051 } 2052 2053 if (isp_get_pcmd(isp, ccb)) { 2054 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 2055 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2056 break; 2057 } 2058 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 2059 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 2060 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2061 isp_free_pcmd(isp, ccb); 2062 break; 2063 } 2064 atp->bytes_in_transit += xfrlen; 2065 PISP_PCMD(ccb)->datalen = xfrlen; 2066 2067 2068 /* 2069 * Call the dma setup routines for this entry (and any subsequent 2070 * CTIOs) if there's data to move, and then tell the f/w it's got 2071 * new things to play with. As with isp_start's usage of DMA setup, 2072 * any swizzling is done in the machine dependent layer. Because 2073 * of this, we put the request onto the queue area first in native 2074 * format. 2075 */ 2076 2077 if (IS_24XX(isp)) { 2078 ct7_entry_t *cto = (ct7_entry_t *) local; 2079 cto->ct_syshandle = handle; 2080 } else if (IS_FC(isp)) { 2081 ct2_entry_t *cto = (ct2_entry_t *) local; 2082 cto->ct_syshandle = handle; 2083 } else { 2084 ct_entry_t *cto = (ct_entry_t *) local; 2085 cto->ct_syshandle = handle; 2086 } 2087 2088 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 2089 if (dmaresult != CMD_QUEUED) { 2090 isp_destroy_tgt_handle(isp, handle); 2091 isp_free_pcmd(isp, ccb); 2092 if (dmaresult == CMD_EAGAIN) { 2093 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2094 break; 2095 } 2096 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2097 xpt_done(ccb); 2098 continue; 2099 } 2100 isp->isp_nactive++; 2101 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 2102 if (xfrlen) { 2103 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 2104 } else { 2105 ccb->ccb_h.spriv_field0 = ~0; 2106 } 2107 atp->ctcnt++; 2108 atp->seqno++; 2109 } 2110 rls_lun_statep(isp, tptr); 2111 } 2112 2113 static void 2114 isp_refire_putback_atio(void *arg) 2115 { 2116 union ccb *ccb = arg; 2117 ispsoftc_t *isp = XS_ISP(ccb); 2118 ISP_LOCK(isp); 2119 isp_target_putback_atio(ccb); 2120 ISP_UNLOCK(isp); 2121 } 2122 2123 static void 2124 isp_refire_notify_ack(void *arg) 2125 { 2126 isp_tna_t *tp = arg; 2127 ispsoftc_t *isp = tp->isp; 2128 ISP_LOCK(isp); 2129 if (isp_notify_ack(isp, tp->not)) { 2130 (void) timeout(isp_refire_notify_ack, tp, 5); 2131 } else { 2132 free(tp, M_DEVBUF); 2133 } 2134 ISP_UNLOCK(isp); 2135 } 2136 2137 2138 static void 2139 isp_target_putback_atio(union ccb *ccb) 2140 { 2141 ispsoftc_t *isp; 2142 struct ccb_scsiio *cso; 2143 void *qe; 2144 2145 isp = XS_ISP(ccb); 2146 2147 qe = isp_getrqentry(isp); 2148 if (qe == NULL) { 2149 xpt_print(ccb->ccb_h.path, rqo, __func__); 2150 (void) timeout(isp_refire_putback_atio, ccb, 10); 2151 return; 2152 } 2153 memset(qe, 0, QENTRY_LEN); 2154 cso = &ccb->csio; 2155 if (IS_FC(isp)) { 2156 at2_entry_t local, *at = &local; 2157 ISP_MEMZERO(at, sizeof (at2_entry_t)); 2158 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 2159 at->at_header.rqs_entry_count = 1; 2160 if (ISP_CAP_SCCFW(isp)) { 2161 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 2162 } else { 2163 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 2164 } 2165 at->at_status = CT_OK; 2166 at->at_rxid = cso->tag_id; 2167 at->at_iid = cso->ccb_h.target_id; 2168 isp_put_atio2(isp, at, qe); 2169 } else { 2170 at_entry_t local, *at = &local; 2171 ISP_MEMZERO(at, sizeof (at_entry_t)); 2172 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 2173 at->at_header.rqs_entry_count = 1; 2174 at->at_iid = cso->init_id; 2175 at->at_iid |= XS_CHANNEL(ccb) << 7; 2176 at->at_tgt = cso->ccb_h.target_id; 2177 at->at_lun = cso->ccb_h.target_lun; 2178 at->at_status = CT_OK; 2179 at->at_tag_val = AT_GET_TAG(cso->tag_id); 2180 at->at_handle = AT_GET_HANDLE(cso->tag_id); 2181 isp_put_atio(isp, at, qe); 2182 } 2183 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 2184 ISP_SYNC_REQUEST(isp); 2185 isp_complete_ctio(ccb); 2186 } 2187 2188 static void 2189 isp_complete_ctio(union ccb *ccb) 2190 { 2191 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 2192 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2193 xpt_done(ccb); 2194 } 2195 } 2196 2197 /* 2198 * Handle ATIO stuff that the generic code can't. 2199 * This means handling CDBs. 2200 */ 2201 2202 static void 2203 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 2204 { 2205 tstate_t *tptr; 2206 int status, bus; 2207 struct ccb_accept_tio *atiop; 2208 atio_private_data_t *atp; 2209 2210 /* 2211 * The firmware status (except for the QLTM_SVALID bit) 2212 * indicates why this ATIO was sent to us. 2213 * 2214 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 2215 * 2216 * If the DISCONNECTS DISABLED bit is set in the flags field, 2217 * we're still connected on the SCSI bus. 2218 */ 2219 status = aep->at_status; 2220 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 2221 /* 2222 * Bus Phase Sequence error. We should have sense data 2223 * suggested by the f/w. I'm not sure quite yet what 2224 * to do about this for CAM. 2225 */ 2226 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 2227 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2228 return; 2229 } 2230 if ((status & ~QLTM_SVALID) != AT_CDB) { 2231 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status); 2232 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2233 return; 2234 } 2235 2236 bus = GET_BUS_VAL(aep->at_iid); 2237 tptr = get_lun_statep(isp, bus, aep->at_lun); 2238 if (tptr == NULL) { 2239 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2240 if (tptr == NULL) { 2241 /* 2242 * Because we can't autofeed sense data back with 2243 * a command for parallel SCSI, we can't give back 2244 * a CHECK CONDITION. We'll give back a BUSY status 2245 * instead. This works out okay because the only 2246 * time we should, in fact, get this, is in the 2247 * case that somebody configured us without the 2248 * blackhole driver, so they get what they deserve. 2249 */ 2250 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2251 return; 2252 } 2253 } 2254 2255 atp = isp_get_atpd(isp, tptr, 0); 2256 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2257 if (atiop == NULL || atp == NULL) { 2258 /* 2259 * Because we can't autofeed sense data back with 2260 * a command for parallel SCSI, we can't give back 2261 * a CHECK CONDITION. We'll give back a QUEUE FULL status 2262 * instead. This works out okay because the only time we 2263 * should, in fact, get this, is in the case that we've 2264 * run out of ATIOS. 2265 */ 2266 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" : 2267 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid); 2268 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2269 if (atp) { 2270 isp_put_atpd(isp, tptr, atp); 2271 } 2272 rls_lun_statep(isp, tptr); 2273 return; 2274 } 2275 atp->tag = aep->at_handle; 2276 atp->rxid = aep->at_tag_val; 2277 atp->state = ATPD_STATE_ATIO; 2278 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2279 tptr->atio_count--; 2280 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2281 atiop->ccb_h.target_id = aep->at_tgt; 2282 atiop->ccb_h.target_lun = aep->at_lun; 2283 if (aep->at_flags & AT_NODISC) { 2284 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 2285 } else { 2286 atiop->ccb_h.flags = 0; 2287 } 2288 2289 if (status & QLTM_SVALID) { 2290 size_t amt = ISP_MIN(QLTM_SENSELEN, sizeof (atiop->sense_data)); 2291 atiop->sense_len = amt; 2292 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt); 2293 } else { 2294 atiop->sense_len = 0; 2295 } 2296 2297 atiop->init_id = GET_IID_VAL(aep->at_iid); 2298 atiop->cdb_len = aep->at_cdblen; 2299 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 2300 atiop->ccb_h.status = CAM_CDB_RECVD; 2301 /* 2302 * Construct a tag 'id' based upon tag value (which may be 0..255) 2303 * and the handle (which we have to preserve). 2304 */ 2305 atiop->tag_id = atp->tag; 2306 if (aep->at_flags & AT_TQAE) { 2307 atiop->tag_action = aep->at_tag_type; 2308 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 2309 } 2310 atp->orig_datalen = 0; 2311 atp->bytes_xfered = 0; 2312 atp->lun = aep->at_lun; 2313 atp->nphdl = aep->at_iid; 2314 atp->portid = PORT_NONE; 2315 atp->oxid = 0; 2316 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2317 atp->tattr = aep->at_tag_type; 2318 atp->state = ATPD_STATE_CAM; 2319 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO[0x%x] CDB=0x%x lun %d", aep->at_tag_val, atp->cdb0, atp->lun); 2320 rls_lun_statep(isp, tptr); 2321 } 2322 2323 static void 2324 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 2325 { 2326 lun_id_t lun; 2327 fcportdb_t *lp; 2328 tstate_t *tptr; 2329 struct ccb_accept_tio *atiop; 2330 uint16_t nphdl; 2331 atio_private_data_t *atp; 2332 inot_private_data_t *ntp; 2333 2334 /* 2335 * The firmware status (except for the QLTM_SVALID bit) 2336 * indicates why this ATIO was sent to us. 2337 * 2338 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 2339 */ 2340 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 2341 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 2342 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2343 return; 2344 } 2345 2346 if (ISP_CAP_SCCFW(isp)) { 2347 lun = aep->at_scclun; 2348 } else { 2349 lun = aep->at_lun; 2350 } 2351 if (ISP_CAP_2KLOGIN(isp)) { 2352 nphdl = ((at2e_entry_t *)aep)->at_iid; 2353 } else { 2354 nphdl = aep->at_iid; 2355 } 2356 tptr = get_lun_statep(isp, 0, lun); 2357 if (tptr == NULL) { 2358 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2359 if (tptr == NULL) { 2360 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %d or wildcard", __func__, aep->at_rxid, lun); 2361 if (lun == 0) { 2362 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2363 } else { 2364 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2365 } 2366 return; 2367 } 2368 } 2369 2370 /* 2371 * Start any commands pending resources first. 2372 */ 2373 if (tptr->restart_queue) { 2374 inot_private_data_t *restart_queue = tptr->restart_queue; 2375 tptr->restart_queue = NULL; 2376 while (restart_queue) { 2377 ntp = restart_queue; 2378 restart_queue = ntp->rd.nt.nt_hba; 2379 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 2380 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 2381 isp_put_ntpd(isp, tptr, ntp); 2382 /* 2383 * If a recursion caused the restart queue to start to fill again, 2384 * stop and splice the new list on top of the old list and restore 2385 * it and go to noresrc. 2386 */ 2387 if (tptr->restart_queue) { 2388 ntp = tptr->restart_queue; 2389 tptr->restart_queue = restart_queue; 2390 while (restart_queue->rd.nt.nt_hba) { 2391 restart_queue = restart_queue->rd.nt.nt_hba; 2392 } 2393 restart_queue->rd.nt.nt_hba = ntp; 2394 goto noresrc; 2395 } 2396 } 2397 } 2398 2399 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2400 if (atiop == NULL) { 2401 goto noresrc; 2402 } 2403 2404 atp = isp_get_atpd(isp, tptr, 0); 2405 if (atp == NULL) { 2406 goto noresrc; 2407 } 2408 2409 atp->tag = aep->at_rxid; 2410 atp->state = ATPD_STATE_ATIO; 2411 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2412 tptr->atio_count--; 2413 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count); 2414 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid; 2415 atiop->ccb_h.target_lun = lun; 2416 2417 /* 2418 * We don't get 'suggested' sense data as we do with SCSI cards. 2419 */ 2420 atiop->sense_len = 0; 2421 if (ISP_CAP_2KLOGIN(isp)) { 2422 /* 2423 * NB: We could not possibly have 2K logins if we 2424 * NB: also did not have SCC FW. 2425 */ 2426 atiop->init_id = ((at2e_entry_t *)aep)->at_iid; 2427 } else { 2428 atiop->init_id = aep->at_iid; 2429 } 2430 2431 /* 2432 * If we're not in the port database, add ourselves. 2433 */ 2434 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) { 2435 uint64_t iid = 2436 (((uint64_t) aep->at_wwpn[0]) << 48) | 2437 (((uint64_t) aep->at_wwpn[1]) << 32) | 2438 (((uint64_t) aep->at_wwpn[2]) << 16) | 2439 (((uint64_t) aep->at_wwpn[3]) << 0); 2440 /* 2441 * However, make sure we delete ourselves if otherwise 2442 * we were there but at a different loop id. 2443 */ 2444 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) { 2445 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid); 2446 } 2447 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY, 0); 2448 } 2449 atiop->cdb_len = ATIO2_CDBLEN; 2450 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 2451 atiop->ccb_h.status = CAM_CDB_RECVD; 2452 atiop->tag_id = atp->tag; 2453 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 2454 case ATIO2_TC_ATTR_SIMPLEQ: 2455 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2456 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2457 break; 2458 case ATIO2_TC_ATTR_HEADOFQ: 2459 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2460 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2461 break; 2462 case ATIO2_TC_ATTR_ORDERED: 2463 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2464 atiop->tag_action = MSG_ORDERED_Q_TAG; 2465 break; 2466 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 2467 case ATIO2_TC_ATTR_UNTAGGED: 2468 default: 2469 atiop->tag_action = 0; 2470 break; 2471 } 2472 2473 atp->orig_datalen = aep->at_datalen; 2474 atp->bytes_xfered = 0; 2475 atp->lun = lun; 2476 atp->nphdl = atiop->init_id; 2477 atp->sid = PORT_ANY; 2478 atp->oxid = aep->at_oxid; 2479 atp->cdb0 = aep->at_cdb[0]; 2480 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2481 atp->state = ATPD_STATE_CAM; 2482 xpt_done((union ccb *)atiop); 2483 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO2[0x%x] CDB=0x%x lun %d datalen %u", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2484 rls_lun_statep(isp, tptr); 2485 return; 2486 noresrc: 2487 ntp = isp_get_ntpd(isp, tptr); 2488 if (ntp == NULL) { 2489 rls_lun_statep(isp, tptr); 2490 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 2491 return; 2492 } 2493 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2494 ntp->rd.nt.nt_hba = tptr->restart_queue; 2495 tptr->restart_queue = ntp; 2496 rls_lun_statep(isp, tptr); 2497 } 2498 2499 static void 2500 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2501 { 2502 int cdbxlen; 2503 uint16_t lun, chan, nphdl = NIL_HANDLE; 2504 uint32_t did, sid; 2505 uint64_t wwn = INI_NONE; 2506 fcportdb_t *lp; 2507 tstate_t *tptr; 2508 struct ccb_accept_tio *atiop; 2509 atio_private_data_t *atp = NULL; 2510 atio_private_data_t *oatp; 2511 inot_private_data_t *ntp; 2512 2513 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2514 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2515 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1]; 2516 2517 /* 2518 * Find the N-port handle, and Virtual Port Index for this command. 2519 * 2520 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2521 * We also, as a matter of course, need to know the WWN of the initiator too. 2522 */ 2523 if (ISP_CAP_MULTI_ID(isp)) { 2524 /* 2525 * Find the right channel based upon D_ID 2526 */ 2527 isp_find_chan_by_did(isp, did, &chan); 2528 2529 if (chan == ISP_NOCHAN) { 2530 NANOTIME_T now; 2531 2532 /* 2533 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2534 * It's a bit tricky here as we need to stash this command *somewhere*. 2535 */ 2536 GET_NANOTIME(&now); 2537 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2538 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2539 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2540 return; 2541 } 2542 tptr = get_lun_statep(isp, 0, 0); 2543 if (tptr == NULL) { 2544 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2545 if (tptr == NULL) { 2546 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); 2547 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2548 return; 2549 } 2550 } 2551 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2552 goto noresrc; 2553 } 2554 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); 2555 } else { 2556 chan = 0; 2557 } 2558 2559 /* 2560 * Find the PDB entry for this initiator 2561 */ 2562 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) { 2563 /* 2564 * If we're not in the port database terminate the exchange. 2565 */ 2566 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", 2567 __func__, aep->at_rxid, did, chan, sid); 2568 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2569 return; 2570 } 2571 nphdl = lp->handle; 2572 wwn = lp->port_wwn; 2573 2574 /* 2575 * Get the tstate pointer 2576 */ 2577 tptr = get_lun_statep(isp, chan, lun); 2578 if (tptr == NULL) { 2579 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2580 if (tptr == NULL) { 2581 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %d or wildcard", __func__, aep->at_rxid, lun); 2582 if (lun == 0) { 2583 isp_endcmd(isp, aep, nphdl, SCSI_STATUS_BUSY, 0); 2584 } else { 2585 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2586 } 2587 return; 2588 } 2589 } 2590 2591 /* 2592 * Start any commands pending resources first. 2593 */ 2594 if (tptr->restart_queue) { 2595 inot_private_data_t *restart_queue = tptr->restart_queue; 2596 tptr->restart_queue = NULL; 2597 while (restart_queue) { 2598 ntp = restart_queue; 2599 restart_queue = ntp->rd.nt.nt_hba; 2600 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2601 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2602 isp_put_ntpd(isp, tptr, ntp); 2603 /* 2604 * If a recursion caused the restart queue to start to fill again, 2605 * stop and splice the new list on top of the old list and restore 2606 * it and go to noresrc. 2607 */ 2608 if (tptr->restart_queue) { 2609 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restart queue refilling", __func__); 2610 if (restart_queue) { 2611 ntp = tptr->restart_queue; 2612 tptr->restart_queue = restart_queue; 2613 while (restart_queue->rd.nt.nt_hba) { 2614 restart_queue = restart_queue->rd.nt.nt_hba; 2615 } 2616 restart_queue->rd.nt.nt_hba = ntp; 2617 } 2618 goto noresrc; 2619 } 2620 } 2621 } 2622 2623 /* 2624 * If the f/w is out of resources, just send a BUSY status back. 2625 */ 2626 if (aep->at_rxid == AT7_NORESRC_RXID) { 2627 rls_lun_statep(isp, tptr); 2628 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2629 return; 2630 } 2631 2632 /* 2633 * If we're out of resources, just send a BUSY status back. 2634 */ 2635 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2636 if (atiop == NULL) { 2637 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2638 goto noresrc; 2639 } 2640 2641 atp = isp_get_atpd(isp, tptr, 0); 2642 if (atp == NULL) { 2643 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2644 goto noresrc; 2645 } 2646 oatp = isp_get_atpd(isp, tptr, aep->at_rxid); 2647 if (oatp) { 2648 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", 2649 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 2650 /* 2651 * It's not a "no resource" condition- but we can treat it like one 2652 */ 2653 goto noresrc; 2654 } 2655 atp->word3 = lp->prli_word3; 2656 atp->tag = aep->at_rxid; 2657 atp->state = ATPD_STATE_ATIO; 2658 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2659 tptr->atio_count--; 2660 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2661 atiop->init_id = nphdl; 2662 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2663 atiop->ccb_h.target_lun = lun; 2664 atiop->sense_len = 0; 2665 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2666 if (cdbxlen) { 2667 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2668 } 2669 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2670 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2671 atiop->cdb_len = cdbxlen; 2672 atiop->ccb_h.status = CAM_CDB_RECVD; 2673 atiop->tag_id = atp->tag; 2674 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2675 case FCP_CMND_TASK_ATTR_SIMPLE: 2676 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2677 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2678 break; 2679 case FCP_CMND_TASK_ATTR_HEAD: 2680 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2681 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2682 break; 2683 case FCP_CMND_TASK_ATTR_ORDERED: 2684 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2685 atiop->tag_action = MSG_ORDERED_Q_TAG; 2686 break; 2687 default: 2688 /* FALLTHROUGH */ 2689 case FCP_CMND_TASK_ATTR_ACA: 2690 case FCP_CMND_TASK_ATTR_UNTAGGED: 2691 atiop->tag_action = 0; 2692 break; 2693 } 2694 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2695 atp->bytes_xfered = 0; 2696 atp->lun = lun; 2697 atp->nphdl = nphdl; 2698 atp->portid = sid; 2699 atp->oxid = aep->at_hdr.ox_id; 2700 atp->rxid = aep->at_hdr.rx_id; 2701 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2702 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2703 atp->state = ATPD_STATE_CAM; 2704 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %d datalen %u", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2705 xpt_done((union ccb *)atiop); 2706 rls_lun_statep(isp, tptr); 2707 return; 2708 noresrc: 2709 if (atp) { 2710 isp_put_atpd(isp, tptr, atp); 2711 } 2712 ntp = isp_get_ntpd(isp, tptr); 2713 if (ntp == NULL) { 2714 rls_lun_statep(isp, tptr); 2715 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2716 return; 2717 } 2718 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2719 ntp->rd.nt.nt_hba = tptr->restart_queue; 2720 tptr->restart_queue = ntp; 2721 rls_lun_statep(isp, tptr); 2722 } 2723 2724 2725 /* 2726 * Handle starting an SRR (sequence retransmit request) 2727 * We get here when we've gotten the immediate notify 2728 * and the return of all outstanding CTIOs for this 2729 * transaction. 2730 */ 2731 static void 2732 isp_handle_srr_start(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 2733 { 2734 in_fcentry_24xx_t *inot; 2735 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2736 union ccb *ccb; 2737 2738 inot = (in_fcentry_24xx_t *)atp->srr; 2739 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2740 ccb = atp->srr_ccb; 2741 atp->srr_ccb = NULL; 2742 atp->nsrr++; 2743 if (ccb == NULL) { 2744 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); 2745 goto fail; 2746 } 2747 2748 ccb_off = ccb->ccb_h.spriv_field0; 2749 ccb_len = ccb->csio.dxfer_len; 2750 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2751 2752 switch (inot->in_srr_iu) { 2753 case R_CTL_INFO_SOLICITED_DATA: 2754 /* 2755 * We have to restart a FCP_DATA data out transaction 2756 */ 2757 atp->sendst = 0; 2758 atp->bytes_xfered = srr_off; 2759 if (ccb_len == 0) { 2760 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2761 goto mdp; 2762 } 2763 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2764 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); 2765 goto mdp; 2766 } 2767 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); 2768 break; 2769 case R_CTL_INFO_COMMAND_STATUS: 2770 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); 2771 atp->sendst = 1; 2772 /* 2773 * We have to restart a FCP_RSP IU transaction 2774 */ 2775 break; 2776 case R_CTL_INFO_DATA_DESCRIPTOR: 2777 /* 2778 * We have to restart an FCP DATA in transaction 2779 */ 2780 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2781 goto fail; 2782 2783 default: 2784 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2785 goto fail; 2786 } 2787 2788 /* 2789 * We can't do anything until this is acked, so we might as well start it now. 2790 * We aren't going to do the usual asynchronous ack issue because we need 2791 * to make sure this gets on the wire first. 2792 */ 2793 if (isp_notify_ack(isp, inot)) { 2794 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2795 goto fail; 2796 } 2797 isp_target_start_ctio(isp, ccb, FROM_SRR); 2798 return; 2799 fail: 2800 inot->in_reserved = 1; 2801 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2802 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2803 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2804 isp_complete_ctio(ccb); 2805 return; 2806 mdp: 2807 if (isp_notify_ack(isp, inot)) { 2808 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2809 goto fail; 2810 } 2811 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2812 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2813 /* 2814 * This is not a strict interpretation of MDP, but it's close 2815 */ 2816 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2817 ccb->csio.msg_len = 7; 2818 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2819 ccb->csio.msg_ptr[1] = 5; 2820 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2821 ccb->csio.msg_ptr[3] = srr_off >> 24; 2822 ccb->csio.msg_ptr[4] = srr_off >> 16; 2823 ccb->csio.msg_ptr[5] = srr_off >> 8; 2824 ccb->csio.msg_ptr[6] = srr_off; 2825 isp_complete_ctio(ccb); 2826 } 2827 2828 2829 static void 2830 isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2831 { 2832 tstate_t *tptr; 2833 in_fcentry_24xx_t *inot = inot_raw; 2834 atio_private_data_t *atp; 2835 uint32_t tag = inot->in_rxid; 2836 uint32_t bus = inot->in_vpidx; 2837 2838 if (!IS_24XX(isp)) { 2839 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2840 return; 2841 } 2842 2843 tptr = get_lun_statep_from_tag(isp, bus, tag); 2844 if (tptr == NULL) { 2845 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x in SRR Notify", __func__, tag); 2846 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2847 return; 2848 } 2849 atp = isp_get_atpd(isp, tptr, tag); 2850 if (atp == NULL) { 2851 rls_lun_statep(isp, tptr); 2852 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2853 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2854 return; 2855 } 2856 atp->srr_notify_rcvd = 1; 2857 memcpy(atp->srr, inot, sizeof (atp->srr)); 2858 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, 2859 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2860 if (atp->srr_ccb) 2861 isp_handle_srr_start(isp, tptr, atp); 2862 rls_lun_statep(isp, tptr); 2863 } 2864 2865 static void 2866 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2867 { 2868 union ccb *ccb; 2869 int sentstatus = 0, ok = 0, notify_cam = 0, resid = 0, failure = 0; 2870 tstate_t *tptr = NULL; 2871 atio_private_data_t *atp = NULL; 2872 int bus; 2873 uint32_t handle, moved_data = 0, data_requested; 2874 2875 /* 2876 * CTIO handles are 16 bits. 2877 * CTIO2 and CTIO7 are 32 bits. 2878 */ 2879 2880 if (IS_SCSI(isp)) { 2881 handle = ((ct_entry_t *)arg)->ct_syshandle; 2882 } else { 2883 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2884 } 2885 ccb = isp_find_xs_tgt(isp, handle); 2886 if (ccb == NULL) { 2887 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2888 return; 2889 } 2890 isp_destroy_tgt_handle(isp, handle); 2891 data_requested = PISP_PCMD(ccb)->datalen; 2892 isp_free_pcmd(isp, ccb); 2893 if (isp->isp_nactive) { 2894 isp->isp_nactive--; 2895 } 2896 2897 bus = XS_CHANNEL(ccb); 2898 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2899 if (tptr == NULL) { 2900 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2901 } 2902 if (tptr == NULL) { 2903 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x after I/O", __func__, ccb->csio.tag_id); 2904 return; 2905 } 2906 2907 if (IS_24XX(isp)) { 2908 atp = isp_get_atpd(isp, tptr, ((ct7_entry_t *)arg)->ct_rxid); 2909 } else if (IS_FC(isp)) { 2910 atp = isp_get_atpd(isp, tptr, ((ct2_entry_t *)arg)->ct_rxid); 2911 } else { 2912 atp = isp_get_atpd(isp, tptr, ((ct_entry_t *)arg)->ct_fwhandle); 2913 } 2914 if (atp == NULL) { 2915 rls_lun_statep(isp, tptr); 2916 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2917 return; 2918 } 2919 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2920 atp->bytes_in_transit -= data_requested; 2921 atp->ctcnt -= 1; 2922 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2923 2924 if (IS_24XX(isp)) { 2925 ct7_entry_t *ct = arg; 2926 2927 if (ct->ct_nphdl == CT7_SRR) { 2928 atp->srr_ccb = ccb; 2929 if (atp->srr_notify_rcvd) 2930 isp_handle_srr_start(isp, tptr, atp); 2931 rls_lun_statep(isp, tptr); 2932 return; 2933 } 2934 if (ct->ct_nphdl == CT_HBA_RESET) { 2935 failure = CAM_UNREC_HBA_ERROR; 2936 } else { 2937 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2938 ok = (ct->ct_nphdl == CT7_OK); 2939 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2940 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2941 resid = ct->ct_resid; 2942 moved_data = data_requested - resid; 2943 } 2944 } 2945 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), 2946 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2947 } else if (IS_FC(isp)) { 2948 ct2_entry_t *ct = arg; 2949 if (ct->ct_status == CT_SRR) { 2950 atp->srr_ccb = ccb; 2951 if (atp->srr_notify_rcvd) 2952 isp_handle_srr_start(isp, tptr, atp); 2953 rls_lun_statep(isp, tptr); 2954 isp_target_putback_atio(ccb); 2955 return; 2956 } 2957 if (ct->ct_status == CT_HBA_RESET) { 2958 failure = CAM_UNREC_HBA_ERROR; 2959 } else { 2960 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2961 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2962 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2963 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2964 resid = ct->ct_resid; 2965 moved_data = data_requested - resid; 2966 } 2967 } 2968 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), 2969 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2970 } else { 2971 ct_entry_t *ct = arg; 2972 2973 if (ct->ct_status == (CT_HBA_RESET & 0xff)) { 2974 failure = CAM_UNREC_HBA_ERROR; 2975 } else { 2976 sentstatus = ct->ct_flags & CT_SENDSTATUS; 2977 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2978 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2979 } 2980 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 2981 resid = ct->ct_resid; 2982 moved_data = data_requested - resid; 2983 } 2984 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), 2985 notify_cam, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID"); 2986 } 2987 if (ok) { 2988 if (moved_data) { 2989 atp->bytes_xfered += moved_data; 2990 ccb->csio.resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 2991 } 2992 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2993 ccb->ccb_h.status |= CAM_SENT_SENSE; 2994 } 2995 ccb->ccb_h.status |= CAM_REQ_CMP; 2996 } else { 2997 notify_cam = 1; 2998 if (failure == CAM_UNREC_HBA_ERROR) 2999 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 3000 else 3001 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 3002 } 3003 atp->state = ATPD_STATE_PDON; 3004 rls_lun_statep(isp, tptr); 3005 3006 /* 3007 * We never *not* notify CAM when there has been any error (ok == 0), 3008 * so we never need to do an ATIO putback if we're not notifying CAM. 3009 */ 3010 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", 3011 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); 3012 if (notify_cam == 0) { 3013 if (atp->sendst) { 3014 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 3015 } 3016 return; 3017 } 3018 3019 /* 3020 * We're telling CAM we're done with this CTIO transaction. 3021 * 3022 * 24XX cards never need an ATIO put back. 3023 * 3024 * Other cards need one put back only on error. 3025 * In the latter case, a timeout will re-fire 3026 * and try again in case we didn't have 3027 * queue resources to do so at first. In any case, 3028 * once the putback is done we do the completion 3029 * call. 3030 */ 3031 if (ok || IS_24XX(isp)) { 3032 isp_complete_ctio(ccb); 3033 } else { 3034 isp_target_putback_atio(ccb); 3035 } 3036 } 3037 3038 static void 3039 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot) 3040 { 3041 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3042 } 3043 3044 static void 3045 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 3046 { 3047 int needack = 1; 3048 switch (inp->in_status) { 3049 case IN_PORT_LOGOUT: 3050 /* 3051 * XXX: Need to delete this initiator's WWN from the database 3052 * XXX: Need to send this LOGOUT upstream 3053 */ 3054 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 3055 break; 3056 case IN_PORT_CHANGED: 3057 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 3058 break; 3059 case IN_GLOBAL_LOGO: 3060 isp_del_all_wwn_entries(isp, 0); 3061 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 3062 break; 3063 case IN_ABORT_TASK: 3064 { 3065 tstate_t *tptr; 3066 uint16_t lun; 3067 uint32_t loopid; 3068 uint64_t wwn; 3069 atio_private_data_t *atp; 3070 fcportdb_t *lp; 3071 struct ccb_immediate_notify *inot = NULL; 3072 3073 if (ISP_CAP_SCCFW(isp)) { 3074 lun = inp->in_scclun; 3075 } else { 3076 lun = inp->in_lun; 3077 } 3078 if (ISP_CAP_2KLOGIN(isp)) { 3079 loopid = ((in_fcentry_e_t *)inp)->in_iid; 3080 } else { 3081 loopid = inp->in_iid; 3082 } 3083 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) { 3084 wwn = lp->port_wwn; 3085 } else { 3086 wwn = INI_ANY; 3087 } 3088 tptr = get_lun_statep(isp, 0, lun); 3089 if (tptr == NULL) { 3090 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 3091 if (tptr == NULL) { 3092 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun); 3093 return; 3094 } 3095 } 3096 atp = isp_get_atpd(isp, tptr, inp->in_seqid); 3097 3098 if (atp) { 3099 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 3100 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 3101 if (inot) { 3102 tptr->inot_count--; 3103 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 3104 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 3105 } else { 3106 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "out of INOT structures\n"); 3107 } 3108 } else { 3109 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 3110 } 3111 if (inot) { 3112 isp_notify_t tmp, *nt = &tmp; 3113 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 3114 nt->nt_hba = isp; 3115 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 3116 nt->nt_wwn = wwn; 3117 nt->nt_nphdl = loopid; 3118 nt->nt_sid = PORT_ANY; 3119 nt->nt_did = PORT_ANY; 3120 nt->nt_lun = lun; 3121 nt->nt_need_ack = 1; 3122 nt->nt_channel = 0; 3123 nt->nt_ncode = NT_ABORT_TASK; 3124 nt->nt_lreserved = inot; 3125 isp_handle_platform_target_tmf(isp, nt); 3126 needack = 0; 3127 } 3128 rls_lun_statep(isp, tptr); 3129 break; 3130 } 3131 default: 3132 break; 3133 } 3134 if (needack) { 3135 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 3136 } 3137 } 3138 3139 static void 3140 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 3141 { 3142 uint16_t nphdl; 3143 uint16_t prli_options = 0; 3144 uint32_t portid; 3145 fcportdb_t *lp; 3146 uint8_t *ptr = NULL; 3147 uint64_t wwn; 3148 3149 nphdl = inot->in_nphdl; 3150 if (nphdl != NIL_HANDLE) { 3151 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 3152 } else { 3153 portid = PORT_ANY; 3154 } 3155 3156 switch (inot->in_status) { 3157 case IN24XX_ELS_RCVD: 3158 { 3159 char buf[16], *msg; 3160 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 3161 3162 /* 3163 * Note that we're just getting notification that an ELS was received 3164 * (possibly with some associated information sent upstream). This is 3165 * *not* the same as being given the ELS frame to accept or reject. 3166 */ 3167 switch (inot->in_status_subcode) { 3168 case LOGO: 3169 msg = "LOGO"; 3170 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 3171 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 3172 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) | 3173 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) | 3174 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) | 3175 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) | 3176 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) | 3177 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) | 3178 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) | 3179 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7])); 3180 } else { 3181 wwn = INI_ANY; 3182 } 3183 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid); 3184 break; 3185 case PRLO: 3186 msg = "PRLO"; 3187 break; 3188 case PLOGI: 3189 case PRLI: 3190 /* 3191 * Treat PRLI the same as PLOGI and make a database entry for it. 3192 */ 3193 if (inot->in_status_subcode == PLOGI) { 3194 msg = "PLOGI"; 3195 } else { 3196 prli_options = inot->in_prli_options; 3197 msg = "PRLI"; 3198 } 3199 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 3200 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 3201 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) | 3202 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) | 3203 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) | 3204 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) | 3205 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) | 3206 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) | 3207 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) | 3208 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7])); 3209 } else { 3210 wwn = INI_NONE; 3211 } 3212 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid, prli_options); 3213 break; 3214 case PDISC: 3215 msg = "PDISC"; 3216 break; 3217 case ADISC: 3218 msg = "ADISC"; 3219 break; 3220 default: 3221 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 3222 msg = buf; 3223 break; 3224 } 3225 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 3226 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); 3227 break; 3228 } 3229 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, 3230 inot->in_rxid, inot->in_oxid); 3231 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3232 break; 3233 } 3234 3235 case IN24XX_PORT_LOGOUT: 3236 ptr = "PORT LOGOUT"; 3237 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 3238 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 3239 } 3240 /* FALLTHROUGH */ 3241 case IN24XX_PORT_CHANGED: 3242 if (ptr == NULL) { 3243 ptr = "PORT CHANGED"; 3244 } 3245 /* FALLTHROUGH */ 3246 case IN24XX_LIP_RESET: 3247 if (ptr == NULL) { 3248 ptr = "LIP RESET"; 3249 } 3250 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); 3251 3252 /* 3253 * All subcodes here are irrelevant. What is relevant 3254 * is that we need to terminate all active commands from 3255 * this initiator (known by N-port handle). 3256 */ 3257 /* XXX IMPLEMENT XXX */ 3258 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3259 break; 3260 3261 case IN24XX_SRR_RCVD: 3262 #ifdef ISP_TARGET_MODE 3263 isp_handle_srr_notify(isp, inot); 3264 break; 3265 #else 3266 if (ptr == NULL) { 3267 ptr = "SRR RCVD"; 3268 } 3269 /* FALLTHROUGH */ 3270 #endif 3271 case IN24XX_LINK_RESET: 3272 if (ptr == NULL) { 3273 ptr = "LINK RESET"; 3274 } 3275 case IN24XX_LINK_FAILED: 3276 if (ptr == NULL) { 3277 ptr = "LINK FAILED"; 3278 } 3279 default: 3280 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), ptr); 3281 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3282 break; 3283 } 3284 } 3285 3286 static int 3287 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 3288 { 3289 3290 if (isp->isp_state != ISP_RUNSTATE) { 3291 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 3292 return (0); 3293 } 3294 3295 /* 3296 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 3297 */ 3298 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 3299 ct7_entry_t local, *cto = &local; 3300 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 3301 fcportdb_t *lp; 3302 uint32_t sid; 3303 uint16_t nphdl; 3304 3305 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 3306 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) { 3307 nphdl = lp->handle; 3308 } else { 3309 nphdl = NIL_HANDLE; 3310 } 3311 ISP_MEMZERO(&local, sizeof (local)); 3312 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3313 cto->ct_header.rqs_entry_count = 1; 3314 cto->ct_nphdl = nphdl; 3315 cto->ct_rxid = aep->at_rxid; 3316 cto->ct_vpidx = mp->nt_channel; 3317 cto->ct_iid_lo = sid; 3318 cto->ct_iid_hi = sid >> 16; 3319 cto->ct_oxid = aep->at_hdr.ox_id; 3320 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 3321 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 3322 return (isp_target_put_entry(isp, &local)); 3323 } 3324 3325 /* 3326 * This case is for a responding to an ABTS frame 3327 */ 3328 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 3329 3330 /* 3331 * Overload nt_need_ack here to mark whether we've terminated the associated command. 3332 */ 3333 if (mp->nt_need_ack) { 3334 uint8_t storage[QENTRY_LEN]; 3335 ct7_entry_t *cto = (ct7_entry_t *) storage; 3336 abts_t *abts = (abts_t *)mp->nt_lreserved; 3337 3338 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 3339 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 3340 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3341 cto->ct_header.rqs_entry_count = 1; 3342 cto->ct_nphdl = mp->nt_nphdl; 3343 cto->ct_rxid = abts->abts_rxid_task; 3344 cto->ct_iid_lo = mp->nt_sid; 3345 cto->ct_iid_hi = mp->nt_sid >> 16; 3346 cto->ct_oxid = abts->abts_ox_id; 3347 cto->ct_vpidx = mp->nt_channel; 3348 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 3349 if (isp_target_put_entry(isp, cto)) { 3350 return (ENOMEM); 3351 } 3352 mp->nt_need_ack = 0; 3353 } 3354 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 3355 return (ENOMEM); 3356 } else { 3357 return (0); 3358 } 3359 } 3360 3361 /* 3362 * Handle logout cases here 3363 */ 3364 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 3365 isp_del_all_wwn_entries(isp, mp->nt_channel); 3366 } 3367 3368 if (mp->nt_ncode == NT_LOGOUT) { 3369 if (!IS_2100(isp) && IS_FC(isp)) { 3370 isp_del_wwn_entries(isp, mp); 3371 } 3372 } 3373 3374 /* 3375 * General purpose acknowledgement 3376 */ 3377 if (mp->nt_need_ack) { 3378 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 3379 /* 3380 * Don't need to use the guaranteed send because the caller can retry 3381 */ 3382 return (isp_notify_ack(isp, mp->nt_lreserved)); 3383 } 3384 return (0); 3385 } 3386 3387 /* 3388 * Handle task management functions. 3389 * 3390 * We show up here with a notify structure filled out. 3391 * 3392 * The nt_lreserved tag points to the original queue entry 3393 */ 3394 static void 3395 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 3396 { 3397 tstate_t *tptr; 3398 fcportdb_t *lp; 3399 struct ccb_immediate_notify *inot; 3400 inot_private_data_t *ntp = NULL; 3401 lun_id_t lun; 3402 3403 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 3404 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 3405 /* 3406 * NB: This assignment is necessary because of tricky type conversion. 3407 * XXX: This is tricky and I need to check this. If the lun isn't known 3408 * XXX: for the task management function, it does not of necessity follow 3409 * XXX: that it should go up stream to the wildcard listener. 3410 */ 3411 if (notify->nt_lun == LUN_ANY) { 3412 lun = CAM_LUN_WILDCARD; 3413 } else { 3414 lun = notify->nt_lun; 3415 } 3416 tptr = get_lun_statep(isp, notify->nt_channel, lun); 3417 if (tptr == NULL) { 3418 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 3419 if (tptr == NULL) { 3420 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 3421 goto bad; 3422 } 3423 } 3424 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 3425 if (inot == NULL) { 3426 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 3427 goto bad; 3428 } 3429 3430 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) { 3431 inot->initiator_id = CAM_TARGET_WILDCARD; 3432 } else { 3433 inot->initiator_id = lp->handle; 3434 } 3435 inot->seq_id = notify->nt_tagval; 3436 inot->tag_id = notify->nt_tagval >> 32; 3437 3438 switch (notify->nt_ncode) { 3439 case NT_ABORT_TASK: 3440 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 3441 inot->arg = MSG_ABORT_TASK; 3442 break; 3443 case NT_ABORT_TASK_SET: 3444 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 3445 inot->arg = MSG_ABORT_TASK_SET; 3446 break; 3447 case NT_CLEAR_ACA: 3448 inot->arg = MSG_CLEAR_ACA; 3449 break; 3450 case NT_CLEAR_TASK_SET: 3451 inot->arg = MSG_CLEAR_TASK_SET; 3452 break; 3453 case NT_LUN_RESET: 3454 inot->arg = MSG_LOGICAL_UNIT_RESET; 3455 break; 3456 case NT_TARGET_RESET: 3457 inot->arg = MSG_TARGET_RESET; 3458 break; 3459 default: 3460 isp_prt(isp, ISP_LOGWARN, "%s: unknown TMF code 0x%x for chan %d lun 0x%x", __func__, notify->nt_ncode, notify->nt_channel, lun); 3461 goto bad; 3462 } 3463 3464 ntp = isp_get_ntpd(isp, tptr); 3465 if (ntp == NULL) { 3466 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 3467 goto bad; 3468 } 3469 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 3470 if (notify->nt_lreserved) { 3471 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 3472 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 3473 } 3474 ntp->rd.seq_id = notify->nt_tagval; 3475 ntp->rd.tag_id = notify->nt_tagval >> 32; 3476 3477 tptr->inot_count--; 3478 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 3479 rls_lun_statep(isp, tptr); 3480 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 3481 inot->ccb_h.status = CAM_MESSAGE_RECV; 3482 xpt_done((union ccb *)inot); 3483 return; 3484 bad: 3485 if (tptr) { 3486 rls_lun_statep(isp, tptr); 3487 } 3488 if (notify->nt_need_ack && notify->nt_lreserved) { 3489 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 3490 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 3491 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 3492 } 3493 } else { 3494 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 3495 } 3496 } 3497 } 3498 3499 /* 3500 * Find the associated private data and mark it as dead so 3501 * we don't try to work on it any further. 3502 */ 3503 static void 3504 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 3505 { 3506 tstate_t *tptr; 3507 atio_private_data_t *atp; 3508 union ccb *accb = ccb->cab.abort_ccb; 3509 3510 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3511 if (tptr == NULL) { 3512 tptr = get_lun_statep(isp, XS_CHANNEL(accb), CAM_LUN_WILDCARD); 3513 if (tptr == NULL) { 3514 ccb->ccb_h.status = CAM_REQ_INVALID; 3515 return; 3516 } 3517 } 3518 3519 atp = isp_get_atpd(isp, tptr, accb->atio.tag_id); 3520 if (atp == NULL) { 3521 ccb->ccb_h.status = CAM_REQ_INVALID; 3522 } else { 3523 atp->dead = 1; 3524 ccb->ccb_h.status = CAM_REQ_CMP; 3525 } 3526 rls_lun_statep(isp, tptr); 3527 } 3528 3529 static void 3530 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 3531 { 3532 atio_private_data_t *atp; 3533 inot_private_data_t *restart_queue = tptr->restart_queue; 3534 3535 /* 3536 * First, clean any commands pending restart 3537 */ 3538 tptr->restart_queue = NULL; 3539 while (restart_queue) { 3540 uint32_t this_tag_id; 3541 inot_private_data_t *ntp = restart_queue; 3542 3543 restart_queue = ntp->rd.nt.nt_hba; 3544 3545 if (IS_24XX(isp)) { 3546 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 3547 } else { 3548 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 3549 } 3550 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 3551 isp_put_ntpd(isp, tptr, ntp); 3552 } else { 3553 ntp->rd.nt.nt_hba = tptr->restart_queue; 3554 tptr->restart_queue = ntp; 3555 } 3556 } 3557 3558 /* 3559 * Now mark other ones dead as well. 3560 */ 3561 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3562 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3563 atp->dead = 1; 3564 } 3565 } 3566 } 3567 3568 3569 #ifdef ISP_INTERNAL_TARGET 3570 //#define ISP_SEPARATE_STATUS 1 3571 #define ISP_MULTI_CCBS 1 3572 #if defined(ISP_MULTI_CCBS) && !defined(ISP_SEPARATE_STATUS) 3573 #define ISP_SEPARATE_STATUS 1 3574 #endif 3575 3576 typedef struct periph_private_data_t { 3577 union ccb *ccb; /* original ATIO or Immediate Notify */ 3578 unsigned long offset; /* current offset */ 3579 int sequence; /* current CTIO sequence */ 3580 int ctio_cnt; /* current # of ctio's outstanding */ 3581 int 3582 status_sent : 1, 3583 on_queue : 1; /* on restart queue */ 3584 } ppd_t; 3585 /* 3586 * Each ATIO we allocate will have periph private data associated with it 3587 * that maintains per-command state. This private to each ATIO. 3588 */ 3589 #define ATIO_PPD(ccb) ((ppd_t *)(((struct ccb_hdr *)ccb)->ppriv_ptr0)) 3590 /* 3591 * Each CTIO we send downstream will get a pointer to the ATIO itself 3592 * so that on completion we can retrieve that pointer. 3593 */ 3594 #define ccb_atio ppriv_ptr1 3595 #define ccb_inot ppriv_ptr1 3596 3597 /* 3598 * Each CTIO we send downstream will contain a sequence number 3599 */ 3600 #define CTIO_SEQ(ccb) ccb->ccb_h.ppriv_field0 3601 3602 #define MAX_ISP_TARG_TRANSFER (2 << 20) 3603 #define NISP_TARG_CMDS 64 3604 #define NISP_TARG_NOTIFIES 64 3605 #define DISK_SHIFT 9 3606 #define JUNK_SIZE 256 3607 #define MULTI_CCB_DATA_LIM 8192 3608 //#define MULTI_CCB_DATA_CNT 64 3609 #define MULTI_CCB_DATA_CNT 8 3610 3611 extern u_int vm_kmem_size; 3612 static int ca; 3613 static uint32_t disk_size; 3614 static uint8_t *disk_data = NULL; 3615 static uint8_t *junk_data; 3616 static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data"); 3617 struct isptarg_softc { 3618 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */ 3619 struct isp_ccbq work_queue; 3620 struct isp_ccbq rework_queue; 3621 struct isp_ccbq running_queue; 3622 struct isp_ccbq inot_queue; 3623 struct cam_periph *periph; 3624 struct cam_path *path; 3625 ispsoftc_t *isp; 3626 }; 3627 static periph_ctor_t isptargctor; 3628 static periph_dtor_t isptargdtor; 3629 static periph_start_t isptargstart; 3630 static periph_init_t isptarginit; 3631 static void isptarg_done(struct cam_periph *, union ccb *); 3632 static void isptargasync(void *, u_int32_t, struct cam_path *, void *); 3633 3634 3635 static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *); 3636 3637 static struct periph_driver isptargdriver = 3638 { 3639 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), 0 3640 }; 3641 3642 static void 3643 isptarginit(void) 3644 { 3645 } 3646 3647 static void 3648 isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot) 3649 { 3650 struct ccb_notify_acknowledge *ack = &iccb->cna2; 3651 3652 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__, 3653 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg); 3654 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 3655 ack->ccb_h.flags = 0; 3656 ack->ccb_h.retry_count = 0; 3657 ack->ccb_h.cbfcnp = isptarg_done; 3658 ack->ccb_h.timeout = 0; 3659 ack->ccb_h.ccb_inot = inot; 3660 ack->tag_id = inot->tag_id; 3661 ack->seq_id = inot->seq_id; 3662 ack->initiator_id = inot->initiator_id; 3663 xpt_action(iccb); 3664 } 3665 3666 static void 3667 isptargstart(struct cam_periph *periph, union ccb *iccb) 3668 { 3669 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 3670 0x7f, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3671 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3672 'S', 'C', 'S', 'I', ' ', 'N', 'U', 'L', 3673 'L', ' ', 'D', 'E', 'V', 'I', 'C', 'E', 3674 '0', '0', '0', '1' 3675 }; 3676 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = { 3677 0, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3678 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3679 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M', 3680 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K', 3681 '0', '0', '0', '1' 3682 }; 3683 int r, i, more = 0, last, is_data_cmd = 0, is_write; 3684 char *queue; 3685 struct isptarg_softc *softc = periph->softc; 3686 struct ccb_scsiio *csio; 3687 lun_id_t return_lun; 3688 struct ccb_accept_tio *atio; 3689 uint8_t *cdb, *ptr, status; 3690 uint8_t *data_ptr; 3691 uint32_t data_len, flags; 3692 struct ccb_hdr *ccbh; 3693 3694 mtx_assert(periph->sim->mtx, MA_OWNED); 3695 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, 3696 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n'); 3697 /* 3698 * Check for immediate notifies first 3699 */ 3700 ccbh = TAILQ_FIRST(&softc->inot_queue); 3701 if (ccbh) { 3702 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe); 3703 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) { 3704 xpt_schedule(periph, 1); 3705 } 3706 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh); 3707 return; 3708 } 3709 3710 /* 3711 * Check the rework (continuation) work queue first. 3712 */ 3713 ccbh = TAILQ_FIRST(&softc->rework_queue); 3714 if (ccbh) { 3715 atio = (struct ccb_accept_tio *)ccbh; 3716 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe); 3717 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue); 3718 queue = "rework"; 3719 } else { 3720 ccbh = TAILQ_FIRST(&softc->work_queue); 3721 if (ccbh == NULL) { 3722 xpt_release_ccb(iccb); 3723 return; 3724 } 3725 atio = (struct ccb_accept_tio *)ccbh; 3726 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe); 3727 more = TAILQ_FIRST(&softc->work_queue) != NULL; 3728 queue = "work"; 3729 } 3730 ATIO_PPD(atio)->on_queue = 0; 3731 3732 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) { 3733 panic("BAD ATIO"); 3734 } 3735 3736 data_len = is_write = 0; 3737 data_ptr = NULL; 3738 csio = &iccb->csio; 3739 status = SCSI_STATUS_OK; 3740 flags = CAM_SEND_STATUS; 3741 memset(&atio->sense_data, 0, sizeof (atio->sense_data)); 3742 cdb = atio->cdb_io.cdb_bytes; 3743 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, 3744 queue, atio->init_id, cdb[0], ATIO_PPD(atio)->offset); 3745 3746 return_lun = XS_LUN(atio); 3747 if (return_lun != 0) { 3748 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]); 3749 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) { 3750 status = SCSI_STATUS_CHECK_COND; 3751 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3752 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3753 SDFIXED(atio->sense_data)->add_sense_code = 0x25; /* LOGICAL UNIT NOT SUPPORTED */ 3754 atio->sense_len = SSD_MIN_SIZE; 3755 } 3756 return_lun = CAM_LUN_WILDCARD; 3757 } 3758 3759 switch (cdb[0]) { 3760 case REQUEST_SENSE: 3761 flags |= CAM_DIR_IN; 3762 data_len = sizeof (atio->sense_data); 3763 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE; 3764 memset(junk_data+1, 0, data_len-1); 3765 if (data_len > cdb[4]) { 3766 data_len = cdb[4]; 3767 } 3768 if (data_len) { 3769 data_ptr = junk_data; 3770 } 3771 break; 3772 case WRITE_6: 3773 case WRITE_10: 3774 case WRITE_12: 3775 case WRITE_16: 3776 is_write = 1; 3777 /* FALLTHROUGH */ 3778 case READ_6: 3779 case READ_10: 3780 case READ_12: 3781 case READ_16: 3782 is_data_cmd = 1; 3783 r = isptarg_rwparm(cdb, disk_data, disk_size, ATIO_PPD(atio)->offset, &data_ptr, &data_len, &last); 3784 if (r != 0) { 3785 status = SCSI_STATUS_CHECK_COND; 3786 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3787 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3788 if (r == -1) { 3789 SDFIXED(atio->sense_data)->add_sense_code = 0x21; /* LOGICAL BLOCK ADDRESS OUT OF RANGE */ 3790 } else { 3791 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */ 3792 } 3793 atio->sense_len = SSD_MIN_SIZE; 3794 } else { 3795 #ifdef ISP_SEPARATE_STATUS 3796 if (last && data_len) { 3797 last = 0; 3798 } 3799 #endif 3800 if (last == 0) { 3801 flags &= ~CAM_SEND_STATUS; 3802 } 3803 if (data_len) { 3804 ATIO_PPD(atio)->offset += data_len; 3805 if (is_write) 3806 flags |= CAM_DIR_OUT; 3807 else 3808 flags |= CAM_DIR_IN; 3809 } else { 3810 flags |= CAM_DIR_NONE; 3811 } 3812 } 3813 break; 3814 case INQUIRY: 3815 flags |= CAM_DIR_IN; 3816 if (cdb[1] || cdb[2] || cdb[3]) { 3817 status = SCSI_STATUS_CHECK_COND; 3818 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3819 SDFIXED(atio->sense_data)->flags = SSD_KEY_UNIT_ATTENTION; 3820 SDFIXED(atio->sense_data)->add_sense_code = 0x24; /* INVALID FIELD IN CDB */ 3821 atio->sense_len = SSD_MIN_SIZE; 3822 break; 3823 } 3824 data_len = sizeof (iqd); 3825 if (data_len > cdb[4]) { 3826 data_len = cdb[4]; 3827 } 3828 if (data_len) { 3829 if (XS_LUN(iccb) != 0) { 3830 memcpy(junk_data, niliqd, sizeof (iqd)); 3831 } else { 3832 memcpy(junk_data, iqd, sizeof (iqd)); 3833 } 3834 data_ptr = junk_data; 3835 } 3836 break; 3837 case TEST_UNIT_READY: 3838 flags |= CAM_DIR_NONE; 3839 if (ca) { 3840 ca = 0; 3841 status = SCSI_STATUS_CHECK_COND; 3842 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3843 SDFIXED(atio->sense_data)->flags = SSD_KEY_UNIT_ATTENTION; 3844 SDFIXED(atio->sense_data)->add_sense_code = 0x29; /* POWER ON, RESET, OR BUS DEVICE RESET OCCURRED */ 3845 atio->sense_len = SSD_MIN_SIZE; 3846 } 3847 break; 3848 case SYNCHRONIZE_CACHE: 3849 case START_STOP: 3850 case RESERVE: 3851 case RELEASE: 3852 case VERIFY_10: 3853 flags |= CAM_DIR_NONE; 3854 break; 3855 3856 case READ_CAPACITY: 3857 flags |= CAM_DIR_IN; 3858 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) { 3859 status = SCSI_STATUS_CHECK_COND; 3860 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3861 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3862 SDFIXED(atio->sense_data)->add_sense_code = 0x24; /* INVALID FIELD IN CDB */ 3863 atio->sense_len = SSD_MIN_SIZE; 3864 break; 3865 } 3866 if (cdb[8] & 0x1) { /* PMI */ 3867 junk_data[0] = 0xff; 3868 junk_data[1] = 0xff; 3869 junk_data[2] = 0xff; 3870 junk_data[3] = 0xff; 3871 } else { 3872 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1; 3873 if (last_blk < 0xffffffffULL) { 3874 junk_data[0] = (last_blk >> 24) & 0xff; 3875 junk_data[1] = (last_blk >> 16) & 0xff; 3876 junk_data[2] = (last_blk >> 8) & 0xff; 3877 junk_data[3] = (last_blk) & 0xff; 3878 } else { 3879 junk_data[0] = 0xff; 3880 junk_data[1] = 0xff; 3881 junk_data[2] = 0xff; 3882 junk_data[3] = 0xff; 3883 } 3884 } 3885 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff; 3886 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff; 3887 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff; 3888 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff; 3889 data_ptr = junk_data; 3890 data_len = 8; 3891 break; 3892 case REPORT_LUNS: 3893 flags |= CAM_DIR_IN; 3894 memset(junk_data, 0, JUNK_SIZE); 3895 junk_data[0] = (1 << 3) >> 24; 3896 junk_data[1] = (1 << 3) >> 16; 3897 junk_data[2] = (1 << 3) >> 8; 3898 junk_data[3] = (1 << 3); 3899 ptr = NULL; 3900 for (i = 0; i < 1; i++) { 3901 ptr = &junk_data[8 + (i << 3)]; 3902 if (i >= 256) { 3903 ptr[0] = 0x40 | ((i >> 8) & 0x3f); 3904 } 3905 ptr[1] = i; 3906 } 3907 data_ptr = junk_data; 3908 data_len = (ptr + 8) - junk_data; 3909 break; 3910 3911 default: 3912 flags |= CAM_DIR_NONE; 3913 status = SCSI_STATUS_CHECK_COND; 3914 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3915 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3916 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */ 3917 atio->sense_len = SSD_MIN_SIZE; 3918 break; 3919 } 3920 3921 /* 3922 * If we are done with the transaction, tell the 3923 * controller to send status and perform a CMD_CMPLT. 3924 * If we have associated sense data, see if we can 3925 * send that too. 3926 */ 3927 if (status == SCSI_STATUS_CHECK_COND) { 3928 flags |= CAM_SEND_SENSE; 3929 csio->sense_len = atio->sense_len; 3930 csio->sense_data = atio->sense_data; 3931 flags &= ~CAM_DIR_MASK; 3932 data_len = 0; 3933 data_ptr = NULL; 3934 } 3935 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); 3936 iccb->ccb_h.target_id = atio->ccb_h.target_id; 3937 iccb->ccb_h.target_lun = return_lun; 3938 iccb->ccb_h.ccb_atio = atio; 3939 CTIO_SEQ(iccb) = ATIO_PPD(atio)->sequence++; 3940 ATIO_PPD(atio)->ctio_cnt++; 3941 if (flags & CAM_SEND_STATUS) { 3942 KASSERT((ATIO_PPD(atio)->status_sent == 0), ("we have already sent status for 0x%x in %s", atio->tag_id, __func__)); 3943 ATIO_PPD(atio)->status_sent = 1; 3944 } 3945 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); 3946 xpt_action(iccb); 3947 3948 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3949 cam_release_devq(periph->path, 0, 0, 0, 0); 3950 atio->ccb_h.status &= ~CAM_DEV_QFRZN; 3951 } 3952 #ifdef ISP_MULTI_CCBS 3953 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) { 3954 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, atio->ccb_h.path, "%s: more still to do for 0x%x\n", __func__, atio->tag_id); 3955 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3956 ATIO_PPD(atio)->on_queue = 1; 3957 more = 1; 3958 } 3959 #endif 3960 if (more) { 3961 xpt_schedule(periph, 1); 3962 } 3963 } 3964 3965 static cam_status 3966 isptargctor(struct cam_periph *periph, void *arg) 3967 { 3968 struct isptarg_softc *softc; 3969 3970 softc = (struct isptarg_softc *)arg; 3971 periph->softc = softc; 3972 softc->periph = periph; 3973 softc->path = periph->path; 3974 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, periph->path, "%s called\n", __func__); 3975 return (CAM_REQ_CMP); 3976 } 3977 3978 static void 3979 isptargdtor(struct cam_periph *periph) 3980 { 3981 struct isptarg_softc *softc; 3982 softc = (struct isptarg_softc *)periph->softc; 3983 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, periph->path, "%s called\n", __func__); 3984 softc->periph = NULL; 3985 softc->path = NULL; 3986 periph->softc = NULL; 3987 } 3988 3989 static void 3990 isptarg_done(struct cam_periph *periph, union ccb *ccb) 3991 { 3992 struct isptarg_softc *softc; 3993 ispsoftc_t *isp; 3994 uint32_t newoff; 3995 struct ccb_accept_tio *atio; 3996 struct ccb_immediate_notify *inot; 3997 cam_status status; 3998 3999 softc = (struct isptarg_softc *)periph->softc; 4000 isp = softc->isp; 4001 status = ccb->ccb_h.status & CAM_STATUS_MASK; 4002 4003 switch (ccb->ccb_h.func_code) { 4004 case XPT_ACCEPT_TARGET_IO: 4005 atio = (struct ccb_accept_tio *) ccb; 4006 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__); 4007 memset(ATIO_PPD(atio), 0, sizeof (ppd_t)); 4008 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe); 4009 ATIO_PPD(atio)->on_queue = 1; 4010 xpt_schedule(periph, 1); 4011 break; 4012 case XPT_IMMEDIATE_NOTIFY: 4013 inot = (struct ccb_immediate_notify *) ccb; 4014 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__); 4015 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe); 4016 xpt_schedule(periph, 1); 4017 break; 4018 case XPT_CONT_TARGET_IO: 4019 atio = ccb->ccb_h.ccb_atio; 4020 KASSERT((ATIO_PPD(atio)->ctio_cnt != 0), ("ctio zero when finishing a CTIO")); 4021 ATIO_PPD(atio)->ctio_cnt--; 4022 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4023 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 4024 case CAM_MESSAGE_RECV: 4025 newoff = (ccb->csio.msg_ptr[3] << 24) | (ccb->csio.msg_ptr[4] << 16) | (ccb->csio.msg_ptr[5] << 8) | (ccb->csio.msg_ptr[6]); 4026 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)); 4027 ATIO_PPD(atio)->offset = newoff; 4028 ATIO_PPD(atio)->status_sent = 0; 4029 if (ATIO_PPD(atio)->on_queue == 0) { 4030 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 4031 ATIO_PPD(atio)->on_queue = 1; 4032 } 4033 xpt_schedule(periph, 1); 4034 break; 4035 default: 4036 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL); 4037 xpt_action((union ccb *)atio); 4038 break; 4039 } 4040 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 4041 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__); 4042 if (ATIO_PPD(atio)->status_sent == 0 && ATIO_PPD(atio)->on_queue == 0) { 4043 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 4044 ATIO_PPD(atio)->on_queue = 1; 4045 } 4046 xpt_schedule(periph, 1); 4047 } else { 4048 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)); 4049 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__); 4050 xpt_action((union ccb *)atio); 4051 } 4052 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 4053 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 4054 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 4055 } 4056 xpt_release_ccb(ccb); 4057 break; 4058 case XPT_NOTIFY_ACKNOWLEDGE: 4059 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 4060 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 4061 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 4062 } 4063 inot = ccb->ccb_h.ccb_inot; 4064 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); 4065 xpt_release_ccb(ccb); 4066 xpt_action((union ccb *)inot); 4067 break; 4068 default: 4069 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code); 4070 break; 4071 } 4072 } 4073 4074 static void 4075 isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg) 4076 { 4077 struct ac_contract *acp = arg; 4078 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data; 4079 4080 if (code != AC_CONTRACT) { 4081 return; 4082 } 4083 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed"); 4084 } 4085 4086 static void 4087 isp_target_thread(ispsoftc_t *isp, int chan) 4088 { 4089 union ccb *ccb = NULL; 4090 int i; 4091 void *wchan; 4092 cam_status status; 4093 struct isptarg_softc *softc = NULL; 4094 struct cam_periph *periph = NULL, *wperiph = NULL; 4095 struct cam_path *path, *wpath; 4096 struct cam_sim *sim; 4097 4098 if (disk_data == NULL) { 4099 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20)); 4100 if (disk_size < (50 << 20)) { 4101 disk_size = 50 << 20; 4102 } 4103 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO); 4104 if (disk_data == NULL) { 4105 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__); 4106 goto out; 4107 } 4108 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20)); 4109 } 4110 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO); 4111 if (junk_data == NULL) { 4112 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__); 4113 goto out; 4114 } 4115 4116 4117 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO); 4118 if (softc == NULL) { 4119 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__); 4120 goto out; 4121 } 4122 TAILQ_INIT(&softc->work_queue); 4123 TAILQ_INIT(&softc->rework_queue); 4124 TAILQ_INIT(&softc->running_queue); 4125 TAILQ_INIT(&softc->inot_queue); 4126 softc->isp = isp; 4127 4128 periphdriver_register(&isptargdriver); 4129 ISP_GET_PC(isp, chan, sim, sim); 4130 ISP_GET_PC(isp, chan, path, path); 4131 status = xpt_create_path_unlocked(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 4132 if (status != CAM_REQ_CMP) { 4133 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__); 4134 return; 4135 } 4136 status = xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), 0, 0); 4137 if (status != CAM_REQ_CMP) { 4138 xpt_free_path(wpath); 4139 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__); 4140 return; 4141 } 4142 4143 ISP_LOCK(isp); 4144 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc); 4145 if (status != CAM_REQ_CMP) { 4146 ISP_UNLOCK(isp); 4147 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__); 4148 goto out; 4149 } 4150 wperiph = cam_periph_find(wpath, "isptarg"); 4151 if (wperiph == NULL) { 4152 ISP_UNLOCK(isp); 4153 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__); 4154 goto out; 4155 } 4156 4157 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc); 4158 if (status != CAM_REQ_CMP) { 4159 ISP_UNLOCK(isp); 4160 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__); 4161 goto out; 4162 } 4163 4164 periph = cam_periph_find(path, "isptarg"); 4165 if (periph == NULL) { 4166 ISP_UNLOCK(isp); 4167 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__); 4168 goto out; 4169 } 4170 4171 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath); 4172 if (status != CAM_REQ_CMP) { 4173 ISP_UNLOCK(isp); 4174 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__); 4175 goto out; 4176 } 4177 4178 ISP_UNLOCK(isp); 4179 4180 ccb = xpt_alloc_ccb(); 4181 4182 /* 4183 * Make sure role is none. 4184 */ 4185 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4186 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 4187 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE; 4188 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 4189 4190 ISP_LOCK(isp); 4191 xpt_action(ccb); 4192 ISP_UNLOCK(isp); 4193 4194 /* 4195 * Now enable luns 4196 */ 4197 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4198 ccb->ccb_h.func_code = XPT_EN_LUN; 4199 ccb->cel.enable = 1; 4200 ISP_LOCK(isp); 4201 xpt_action(ccb); 4202 ISP_UNLOCK(isp); 4203 if (ccb->ccb_h.status != CAM_REQ_CMP) { 4204 xpt_free_ccb(ccb); 4205 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 4206 goto out; 4207 } 4208 4209 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10); 4210 ccb->ccb_h.func_code = XPT_EN_LUN; 4211 ccb->cel.enable = 1; 4212 ISP_LOCK(isp); 4213 xpt_action(ccb); 4214 ISP_UNLOCK(isp); 4215 if (ccb->ccb_h.status != CAM_REQ_CMP) { 4216 xpt_free_ccb(ccb); 4217 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 4218 goto out; 4219 } 4220 xpt_free_ccb(ccb); 4221 4222 /* 4223 * Add resources 4224 */ 4225 ISP_GET_PC_ADDR(isp, chan, target_proc, wchan); 4226 for (i = 0; i < 4; i++) { 4227 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4228 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 4229 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 4230 ccb->ccb_h.cbfcnp = isptarg_done; 4231 ccb->ccb_h.ppriv_ptr0 = malloc(sizeof (ppd_t), M_ISPTARG, M_WAITOK | M_ZERO); 4232 ISP_LOCK(isp); 4233 xpt_action(ccb); 4234 ISP_UNLOCK(isp); 4235 } 4236 for (i = 0; i < NISP_TARG_CMDS; i++) { 4237 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4238 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 4239 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 4240 ccb->ccb_h.cbfcnp = isptarg_done; 4241 ccb->ccb_h.ppriv_ptr0 = malloc(sizeof (ppd_t), M_ISPTARG, M_WAITOK | M_ZERO); 4242 ISP_LOCK(isp); 4243 xpt_action(ccb); 4244 ISP_UNLOCK(isp); 4245 } 4246 for (i = 0; i < 4; i++) { 4247 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4248 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 4249 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 4250 ccb->ccb_h.cbfcnp = isptarg_done; 4251 ISP_LOCK(isp); 4252 xpt_action(ccb); 4253 ISP_UNLOCK(isp); 4254 } 4255 for (i = 0; i < NISP_TARG_NOTIFIES; i++) { 4256 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4257 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 4258 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 4259 ccb->ccb_h.cbfcnp = isptarg_done; 4260 ISP_LOCK(isp); 4261 xpt_action(ccb); 4262 ISP_UNLOCK(isp); 4263 } 4264 4265 /* 4266 * Now turn it all back on 4267 */ 4268 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4269 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 4270 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 4271 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET; 4272 ISP_LOCK(isp); 4273 xpt_action(ccb); 4274 ISP_UNLOCK(isp); 4275 4276 /* 4277 * Okay, while things are still active, sleep... 4278 */ 4279 ISP_LOCK(isp); 4280 for (;;) { 4281 ISP_GET_PC(isp, chan, proc_active, i); 4282 if (i == 0) { 4283 break; 4284 } 4285 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0); 4286 } 4287 ISP_UNLOCK(isp); 4288 4289 out: 4290 if (wperiph) { 4291 cam_periph_invalidate(wperiph); 4292 } 4293 if (periph) { 4294 cam_periph_invalidate(periph); 4295 } 4296 if (junk_data) { 4297 free(junk_data, M_ISPTARG); 4298 } 4299 if (disk_data) { 4300 free(disk_data, M_ISPTARG); 4301 } 4302 if (softc) { 4303 free(softc, M_ISPTARG); 4304 } 4305 xpt_free_path(path); 4306 xpt_free_path(wpath); 4307 } 4308 4309 static void 4310 isp_target_thread_pi(void *arg) 4311 { 4312 struct isp_spi *pi = arg; 4313 isp_target_thread(cam_sim_softc(pi->sim), cam_sim_bus(pi->sim)); 4314 } 4315 4316 static void 4317 isp_target_thread_fc(void *arg) 4318 { 4319 struct isp_fc *fc = arg; 4320 isp_target_thread(cam_sim_softc(fc->sim), cam_sim_bus(fc->sim)); 4321 } 4322 4323 static int 4324 isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp) 4325 { 4326 uint32_t cnt, curcnt; 4327 uint64_t lba; 4328 4329 switch (cdb[0]) { 4330 case WRITE_16: 4331 case READ_16: 4332 cnt = (((uint32_t)cdb[10]) << 24) | 4333 (((uint32_t)cdb[11]) << 16) | 4334 (((uint32_t)cdb[12]) << 8) | 4335 ((uint32_t)cdb[13]); 4336 4337 lba = (((uint64_t)cdb[2]) << 56) | 4338 (((uint64_t)cdb[3]) << 48) | 4339 (((uint64_t)cdb[4]) << 40) | 4340 (((uint64_t)cdb[5]) << 32) | 4341 (((uint64_t)cdb[6]) << 24) | 4342 (((uint64_t)cdb[7]) << 16) | 4343 (((uint64_t)cdb[8]) << 8) | 4344 ((uint64_t)cdb[9]); 4345 break; 4346 case WRITE_12: 4347 case READ_12: 4348 cnt = (((uint32_t)cdb[6]) << 16) | 4349 (((uint32_t)cdb[7]) << 8) | 4350 ((u_int32_t)cdb[8]); 4351 4352 lba = (((uint32_t)cdb[2]) << 24) | 4353 (((uint32_t)cdb[3]) << 16) | 4354 (((uint32_t)cdb[4]) << 8) | 4355 ((uint32_t)cdb[5]); 4356 break; 4357 case WRITE_10: 4358 case READ_10: 4359 cnt = (((uint32_t)cdb[7]) << 8) | 4360 ((u_int32_t)cdb[8]); 4361 4362 lba = (((uint32_t)cdb[2]) << 24) | 4363 (((uint32_t)cdb[3]) << 16) | 4364 (((uint32_t)cdb[4]) << 8) | 4365 ((uint32_t)cdb[5]); 4366 break; 4367 case WRITE_6: 4368 case READ_6: 4369 cnt = cdb[4]; 4370 if (cnt == 0) { 4371 cnt = 256; 4372 } 4373 lba = (((uint32_t)cdb[1] & 0x1f) << 16) | 4374 (((uint32_t)cdb[2]) << 8) | 4375 ((uint32_t)cdb[3]); 4376 break; 4377 default: 4378 return (-1); 4379 } 4380 4381 cnt <<= DISK_SHIFT; 4382 lba <<= DISK_SHIFT; 4383 4384 if (offset == cnt) { 4385 *lp = 1; 4386 return (0); 4387 } 4388 4389 if (lba + cnt > dl) { 4390 return (-2); 4391 } 4392 4393 curcnt = MAX_ISP_TARG_TRANSFER; 4394 if (offset + curcnt >= cnt) { 4395 curcnt = cnt - offset; 4396 *lp = 1; 4397 } else { 4398 *lp = 0; 4399 } 4400 #ifdef ISP_MULTI_CCBS 4401 if (curcnt > MULTI_CCB_DATA_LIM) 4402 curcnt = MULTI_CCB_DATA_LIM; 4403 #endif 4404 *tl = curcnt; 4405 *kp = &dp[lba + offset]; 4406 return (0); 4407 } 4408 4409 #endif 4410 #endif 4411 4412 static void 4413 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 4414 { 4415 struct cam_sim *sim; 4416 int bus, tgt; 4417 ispsoftc_t *isp; 4418 4419 sim = (struct cam_sim *)cbarg; 4420 isp = (ispsoftc_t *) cam_sim_softc(sim); 4421 bus = cam_sim_bus(sim); 4422 tgt = xpt_path_target_id(path); 4423 4424 switch (code) { 4425 case AC_LOST_DEVICE: 4426 if (IS_SCSI(isp)) { 4427 uint16_t oflags, nflags; 4428 sdparam *sdp = SDPARAM(isp, bus); 4429 4430 if (tgt >= 0) { 4431 nflags = sdp->isp_devparam[tgt].nvrm_flags; 4432 #ifndef ISP_TARGET_MODE 4433 nflags &= DPARM_SAFE_DFLT; 4434 if (isp->isp_loaded_fw) { 4435 nflags |= DPARM_NARROW | DPARM_ASYNC; 4436 } 4437 #else 4438 nflags = DPARM_DEFAULT; 4439 #endif 4440 oflags = sdp->isp_devparam[tgt].goal_flags; 4441 sdp->isp_devparam[tgt].goal_flags = nflags; 4442 sdp->isp_devparam[tgt].dev_update = 1; 4443 sdp->update = 1; 4444 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 4445 sdp->isp_devparam[tgt].goal_flags = oflags; 4446 } 4447 } 4448 break; 4449 default: 4450 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 4451 break; 4452 } 4453 } 4454 4455 static void 4456 isp_poll(struct cam_sim *sim) 4457 { 4458 ispsoftc_t *isp = cam_sim_softc(sim); 4459 uint32_t isr; 4460 uint16_t sema, mbox; 4461 4462 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 4463 isp_intr(isp, isr, sema, mbox); 4464 } 4465 } 4466 4467 4468 static void 4469 isp_watchdog(void *arg) 4470 { 4471 struct ccb_scsiio *xs = arg; 4472 ispsoftc_t *isp; 4473 uint32_t ohandle = ISP_HANDLE_FREE, handle; 4474 4475 isp = XS_ISP(xs); 4476 4477 handle = isp_find_handle(isp, xs); 4478 4479 /* 4480 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 4481 */ 4482 if (handle != ISP_HANDLE_FREE) { 4483 uint32_t isr; 4484 uint16_t sema, mbox; 4485 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) != 0) { 4486 isp_intr(isp, isr, sema, mbox); 4487 } 4488 ohandle = handle; 4489 handle = isp_find_handle(isp, xs); 4490 } 4491 if (handle != ISP_HANDLE_FREE) { 4492 /* 4493 * Try and make sure the command is really dead before 4494 * we release the handle (and DMA resources) for reuse. 4495 * 4496 * If we are successful in aborting the command then 4497 * we're done here because we'll get the command returned 4498 * back separately. 4499 */ 4500 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 4501 return; 4502 } 4503 4504 /* 4505 * Note that after calling the above, the command may in 4506 * fact have been completed. 4507 */ 4508 xs = isp_find_xs(isp, handle); 4509 4510 /* 4511 * If the command no longer exists, then we won't 4512 * be able to find the xs again with this handle. 4513 */ 4514 if (xs == NULL) { 4515 return; 4516 } 4517 4518 /* 4519 * After this point, the command is really dead. 4520 */ 4521 if (XS_XFRLEN(xs)) { 4522 ISP_DMAFREE(isp, xs, handle); 4523 } 4524 isp_destroy_handle(isp, handle); 4525 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 4526 xs->ccb_h.status &= ~CAM_STATUS_MASK; 4527 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 4528 isp_prt_endcmd(isp, xs); 4529 isp_done(xs); 4530 } else { 4531 if (ohandle != ISP_HANDLE_FREE) { 4532 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 4533 } else { 4534 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 4535 } 4536 } 4537 } 4538 4539 static void 4540 isp_make_here(ispsoftc_t *isp, int chan, int tgt) 4541 { 4542 union ccb *ccb; 4543 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4544 4545 if (isp_autoconfig == 0) { 4546 return; 4547 } 4548 4549 /* 4550 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 4551 */ 4552 ccb = xpt_alloc_ccb_nowait(); 4553 if (ccb == NULL) { 4554 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 4555 return; 4556 } 4557 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), 4558 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4559 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 4560 xpt_free_ccb(ccb); 4561 return; 4562 } 4563 xpt_rescan(ccb); 4564 } 4565 4566 static void 4567 isp_make_gone(ispsoftc_t *isp, int chan, int tgt) 4568 { 4569 struct cam_path *tp; 4570 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4571 4572 if (isp_autoconfig == 0) { 4573 return; 4574 } 4575 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 4576 xpt_async(AC_LOST_DEVICE, tp, NULL); 4577 xpt_free_path(tp); 4578 } 4579 } 4580 4581 /* 4582 * Gone Device Timer Function- when we have decided that a device has gone 4583 * away, we wait a specific period of time prior to telling the OS it has 4584 * gone away. 4585 * 4586 * This timer function fires once a second and then scans the port database 4587 * for devices that are marked dead but still have a virtual target assigned. 4588 * We decrement a counter for that port database entry, and when it hits zero, 4589 * we tell the OS the device has gone away. 4590 */ 4591 static void 4592 isp_gdt(void *arg) 4593 { 4594 struct isp_fc *fc = arg; 4595 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 4596 } 4597 4598 static void 4599 isp_gdt_task(void *arg, int pending) 4600 { 4601 struct isp_fc *fc = arg; 4602 ispsoftc_t *isp = fc->isp; 4603 int chan = fc - isp->isp_osinfo.pc.fc; 4604 fcportdb_t *lp; 4605 int dbidx, tgt, more_to_do = 0; 4606 4607 ISP_LOCK(isp); 4608 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 4609 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4610 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4611 4612 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 4613 continue; 4614 } 4615 if (lp->dev_map_idx == 0 || lp->target_mode) { 4616 continue; 4617 } 4618 if (lp->gone_timer != 0) { 4619 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); 4620 lp->gone_timer -= 1; 4621 more_to_do++; 4622 continue; 4623 } 4624 tgt = lp->dev_map_idx - 1; 4625 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4626 lp->dev_map_idx = 0; 4627 lp->state = FC_PORTDB_STATE_NIL; 4628 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout"); 4629 isp_make_gone(isp, chan, tgt); 4630 } 4631 if (fc->ready) { 4632 if (more_to_do) { 4633 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4634 } else { 4635 callout_deactivate(&fc->gdt); 4636 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 4637 } 4638 } 4639 ISP_UNLOCK(isp); 4640 } 4641 4642 /* 4643 * Loop Down Timer Function- when loop goes down, a timer is started and 4644 * and after it expires we come here and take all probational devices that 4645 * the OS knows about and the tell the OS that they've gone away. 4646 * 4647 * We don't clear the devices out of our port database because, when loop 4648 * come back up, we have to do some actual cleanup with the chip at that 4649 * point (implicit PLOGO, e.g., to get the chip's port database state right). 4650 */ 4651 static void 4652 isp_ldt(void *arg) 4653 { 4654 struct isp_fc *fc = arg; 4655 taskqueue_enqueue(taskqueue_thread, &fc->ltask); 4656 } 4657 4658 static void 4659 isp_ldt_task(void *arg, int pending) 4660 { 4661 struct isp_fc *fc = arg; 4662 ispsoftc_t *isp = fc->isp; 4663 int chan = fc - isp->isp_osinfo.pc.fc; 4664 fcportdb_t *lp; 4665 int dbidx, tgt, i; 4666 4667 ISP_LOCK(isp); 4668 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime); 4669 callout_deactivate(&fc->ldt); 4670 4671 /* 4672 * Notify to the OS all targets who we now consider have departed. 4673 */ 4674 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4675 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4676 4677 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 4678 continue; 4679 } 4680 if (lp->dev_map_idx == 0 || lp->target_mode) { 4681 continue; 4682 } 4683 4684 /* 4685 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 4686 */ 4687 4688 4689 for (i = 0; i < isp->isp_maxcmds; i++) { 4690 struct ccb_scsiio *xs; 4691 4692 if (!ISP_VALID_HANDLE(isp, isp->isp_xflist[i].handle)) { 4693 continue; 4694 } 4695 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 4696 continue; 4697 } 4698 if (dbidx != (FCPARAM(isp, chan)->isp_dev_map[XS_TGT(xs)] - 1)) { 4699 continue; 4700 } 4701 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%d orphaned by loop down timeout", 4702 isp->isp_xflist[i].handle, chan, XS_TGT(xs), XS_LUN(xs)); 4703 } 4704 4705 /* 4706 * Mark that we've announced that this device is gone.... 4707 */ 4708 lp->announced = 1; 4709 4710 /* 4711 * but *don't* change the state of the entry. Just clear 4712 * any target id stuff and announce to CAM that the 4713 * device is gone. This way any necessary PLOGO stuff 4714 * will happen when loop comes back up. 4715 */ 4716 4717 tgt = lp->dev_map_idx - 1; 4718 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4719 lp->dev_map_idx = 0; 4720 lp->state = FC_PORTDB_STATE_NIL; 4721 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout"); 4722 isp_make_gone(isp, chan, tgt); 4723 } 4724 4725 if (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR) { 4726 isp_unfreeze_loopdown(isp, chan); 4727 } 4728 /* 4729 * The loop down timer has expired. Wake up the kthread 4730 * to notice that fact (or make it false). 4731 */ 4732 fc->loop_dead = 1; 4733 fc->loop_down_time = fc->loop_down_limit+1; 4734 wakeup(fc); 4735 ISP_UNLOCK(isp); 4736 } 4737 4738 static void 4739 isp_kthread(void *arg) 4740 { 4741 struct isp_fc *fc = arg; 4742 ispsoftc_t *isp = fc->isp; 4743 int chan = fc - isp->isp_osinfo.pc.fc; 4744 int slp = 0; 4745 4746 mtx_lock(&isp->isp_osinfo.lock); 4747 4748 for (;;) { 4749 int lb, lim; 4750 4751 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan); 4752 lb = isp_fc_runstate(isp, chan, 250000); 4753 4754 /* 4755 * Our action is different based upon whether we're supporting 4756 * Initiator mode or not. If we are, we might freeze the simq 4757 * when loop is down and set all sorts of different delays to 4758 * check again. 4759 * 4760 * If not, we simply just wait for loop to come up. 4761 */ 4762 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) { 4763 /* 4764 * Increment loop down time by the last sleep interval 4765 */ 4766 fc->loop_down_time += slp; 4767 4768 if (lb < 0) { 4769 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time); 4770 } else { 4771 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); 4772 } 4773 4774 /* 4775 * If we've never seen loop up and we've waited longer 4776 * than quickboot time, or we've seen loop up but we've 4777 * waited longer than loop_down_limit, give up and go 4778 * to sleep until loop comes up. 4779 */ 4780 if (FCPARAM(isp, chan)->loop_seen_once == 0) { 4781 lim = isp_quickboot_time; 4782 } else { 4783 lim = fc->loop_down_limit; 4784 } 4785 if (fc->loop_down_time >= lim) { 4786 isp_freeze_loopdown(isp, chan, "loop limit hit"); 4787 slp = 0; 4788 } else if (fc->loop_down_time < 10) { 4789 slp = 1; 4790 } else if (fc->loop_down_time < 30) { 4791 slp = 5; 4792 } else if (fc->loop_down_time < 60) { 4793 slp = 10; 4794 } else if (fc->loop_down_time < 120) { 4795 slp = 20; 4796 } else { 4797 slp = 30; 4798 } 4799 4800 } else if (lb) { 4801 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan); 4802 fc->loop_down_time += slp; 4803 if (fc->loop_down_time > 300) 4804 slp = 0; 4805 else 4806 slp = 60; 4807 } else { 4808 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan); 4809 fc->loop_down_time = 0; 4810 slp = 0; 4811 } 4812 4813 4814 /* 4815 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it 4816 * now so that CAM can start sending us commands. 4817 * 4818 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again 4819 * or kill the commands, as appropriate. 4820 */ 4821 4822 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) { 4823 isp_unfreeze_loopdown(isp, chan); 4824 } 4825 4826 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp); 4827 4828 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 4829 4830 /* 4831 * If slp is zero, we're waking up for the first time after 4832 * things have been okay. In this case, we set a deferral state 4833 * for all commands and delay hysteresis seconds before starting 4834 * the FC state evaluation. This gives the loop/fabric a chance 4835 * to settle. 4836 */ 4837 if (slp == 0 && fc->hysteresis) { 4838 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz); 4839 mtx_unlock(&isp->isp_osinfo.lock); 4840 pause("ispt", fc->hysteresis * hz); 4841 mtx_lock(&isp->isp_osinfo.lock); 4842 } 4843 } 4844 mtx_unlock(&isp->isp_osinfo.lock); 4845 } 4846 4847 static void 4848 isp_action(struct cam_sim *sim, union ccb *ccb) 4849 { 4850 int bus, tgt, ts, error, lim; 4851 ispsoftc_t *isp; 4852 struct ccb_trans_settings *cts; 4853 4854 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 4855 4856 isp = (ispsoftc_t *)cam_sim_softc(sim); 4857 mtx_assert(&isp->isp_lock, MA_OWNED); 4858 4859 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) { 4860 isp_init(isp); 4861 if (isp->isp_state != ISP_INITSTATE) { 4862 /* 4863 * Lie. Say it was a selection timeout. 4864 */ 4865 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 4866 xpt_freeze_devq(ccb->ccb_h.path, 1); 4867 xpt_done(ccb); 4868 return; 4869 } 4870 isp->isp_state = ISP_RUNSTATE; 4871 } 4872 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 4873 ISP_PCMD(ccb) = NULL; 4874 4875 switch (ccb->ccb_h.func_code) { 4876 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 4877 bus = XS_CHANNEL(ccb); 4878 /* 4879 * Do a couple of preliminary checks... 4880 */ 4881 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 4882 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 4883 ccb->ccb_h.status = CAM_REQ_INVALID; 4884 xpt_done(ccb); 4885 break; 4886 } 4887 } 4888 ccb->csio.req_map = NULL; 4889 #ifdef DIAGNOSTIC 4890 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 4891 xpt_print(ccb->ccb_h.path, "invalid target\n"); 4892 ccb->ccb_h.status = CAM_PATH_INVALID; 4893 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 4894 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 4895 ccb->ccb_h.status = CAM_PATH_INVALID; 4896 } 4897 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 4898 xpt_done(ccb); 4899 break; 4900 } 4901 #endif 4902 ccb->csio.scsi_status = SCSI_STATUS_OK; 4903 if (isp_get_pcmd(isp, ccb)) { 4904 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 4905 cam_freeze_devq(ccb->ccb_h.path); 4906 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 4907 xpt_done(ccb); 4908 break; 4909 } 4910 error = isp_start((XS_T *) ccb); 4911 switch (error) { 4912 case CMD_QUEUED: 4913 ccb->ccb_h.status |= CAM_SIM_QUEUED; 4914 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 4915 break; 4916 } 4917 ts = ccb->ccb_h.timeout; 4918 if (ts == CAM_TIME_DEFAULT) { 4919 ts = 60*1000; 4920 } 4921 ts = isp_mstohz(ts); 4922 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 4923 break; 4924 case CMD_RQLATER: 4925 /* 4926 * We get this result for FC devices if the loop state isn't ready yet 4927 * or if the device in question has gone zombie on us. 4928 * 4929 * If we've never seen Loop UP at all, we requeue this request and wait 4930 * for the initial loop up delay to expire. 4931 */ 4932 lim = ISP_FC_PC(isp, bus)->loop_down_limit; 4933 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) { 4934 if (FCPARAM(isp, bus)->loop_seen_once == 0) { 4935 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime); 4936 } else { 4937 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); 4938 } 4939 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 4940 xpt_freeze_devq(ccb->ccb_h.path, 1); 4941 isp_free_pcmd(isp, ccb); 4942 xpt_done(ccb); 4943 break; 4944 } 4945 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 4946 cam_freeze_devq(ccb->ccb_h.path); 4947 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4948 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4949 isp_free_pcmd(isp, ccb); 4950 xpt_done(ccb); 4951 break; 4952 case CMD_EAGAIN: 4953 isp_free_pcmd(isp, ccb); 4954 cam_freeze_devq(ccb->ccb_h.path); 4955 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 4956 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4957 xpt_done(ccb); 4958 break; 4959 case CMD_COMPLETE: 4960 isp_done((struct ccb_scsiio *) ccb); 4961 break; 4962 default: 4963 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 4964 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4965 isp_free_pcmd(isp, ccb); 4966 xpt_done(ccb); 4967 } 4968 break; 4969 4970 #ifdef ISP_TARGET_MODE 4971 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 4972 if (ccb->cel.enable) { 4973 isp_enable_lun(isp, ccb); 4974 } else { 4975 isp_disable_lun(isp, ccb); 4976 } 4977 break; 4978 case XPT_IMMED_NOTIFY: 4979 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 4980 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 4981 { 4982 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 4983 if (tptr == NULL) { 4984 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 4985 } 4986 if (tptr == NULL) { 4987 const char *str; 4988 uint32_t tag; 4989 4990 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4991 str = "XPT_IMMEDIATE_NOTIFY"; 4992 tag = ccb->cin1.seq_id; 4993 } else { 4994 tag = ccb->atio.tag_id; 4995 str = "XPT_ACCEPT_TARGET_IO"; 4996 } 4997 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 4998 dump_tstates(isp, XS_CHANNEL(ccb)); 4999 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 5000 break; 5001 } 5002 ccb->ccb_h.spriv_field0 = 0; 5003 ccb->ccb_h.spriv_ptr1 = isp; 5004 ccb->ccb_h.flags = 0; 5005 5006 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 5007 if (ccb->atio.tag_id) { 5008 atio_private_data_t *atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 5009 if (atp) { 5010 isp_put_atpd(isp, tptr, atp); 5011 } 5012 } 5013 tptr->atio_count++; 5014 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 5015 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 5016 ccb->atio.tag_id, tptr->atio_count); 5017 ccb->atio.tag_id = 0; 5018 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 5019 if (ccb->cin1.tag_id) { 5020 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 5021 if (ntp) { 5022 isp_put_ntpd(isp, tptr, ntp); 5023 } 5024 } 5025 tptr->inot_count++; 5026 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 5027 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 5028 ccb->cin1.seq_id, tptr->inot_count); 5029 ccb->cin1.seq_id = 0; 5030 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 5031 tptr->inot_count++; 5032 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 5033 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 5034 ccb->cin1.seq_id, tptr->inot_count); 5035 ccb->cin1.seq_id = 0; 5036 } 5037 rls_lun_statep(isp, tptr); 5038 ccb->ccb_h.status = CAM_REQ_INPROG; 5039 break; 5040 } 5041 case XPT_NOTIFY_ACK: 5042 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5043 break; 5044 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 5045 { 5046 tstate_t *tptr; 5047 inot_private_data_t *ntp; 5048 5049 /* 5050 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 5051 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 5052 */ 5053 /* 5054 * All the relevant path information is in the associated immediate notify 5055 */ 5056 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); 5057 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 5058 if (ntp == NULL) { 5059 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__, 5060 ccb->cna2.tag_id, ccb->cna2.seq_id); 5061 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 5062 xpt_done(ccb); 5063 break; 5064 } 5065 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 5066 rls_lun_statep(isp, tptr); 5067 cam_freeze_devq(ccb->ccb_h.path); 5068 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 5069 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 5070 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 5071 break; 5072 } 5073 isp_put_ntpd(isp, tptr, ntp); 5074 rls_lun_statep(isp, tptr); 5075 ccb->ccb_h.status = CAM_REQ_CMP; 5076 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); 5077 xpt_done(ccb); 5078 break; 5079 } 5080 case XPT_CONT_TARGET_IO: 5081 isp_target_start_ctio(isp, ccb, FROM_CAM); 5082 break; 5083 #endif 5084 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 5085 5086 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 5087 tgt = ccb->ccb_h.target_id; 5088 tgt |= (bus << 16); 5089 5090 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 5091 if (error) { 5092 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5093 } else { 5094 ccb->ccb_h.status = CAM_REQ_CMP; 5095 } 5096 xpt_done(ccb); 5097 break; 5098 case XPT_ABORT: /* Abort the specified CCB */ 5099 { 5100 union ccb *accb = ccb->cab.abort_ccb; 5101 switch (accb->ccb_h.func_code) { 5102 #ifdef ISP_TARGET_MODE 5103 case XPT_ACCEPT_TARGET_IO: 5104 isp_target_mark_aborted(isp, ccb); 5105 break; 5106 #endif 5107 case XPT_SCSI_IO: 5108 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 5109 if (error) { 5110 ccb->ccb_h.status = CAM_UA_ABORT; 5111 } else { 5112 ccb->ccb_h.status = CAM_REQ_CMP; 5113 } 5114 break; 5115 default: 5116 ccb->ccb_h.status = CAM_REQ_INVALID; 5117 break; 5118 } 5119 /* 5120 * This is not a queued CCB, so the caller expects it to be 5121 * complete when control is returned. 5122 */ 5123 break; 5124 } 5125 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 5126 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 5127 cts = &ccb->cts; 5128 if (!IS_CURRENT_SETTINGS(cts)) { 5129 ccb->ccb_h.status = CAM_REQ_INVALID; 5130 xpt_done(ccb); 5131 break; 5132 } 5133 tgt = cts->ccb_h.target_id; 5134 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 5135 if (IS_SCSI(isp)) { 5136 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5137 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 5138 sdparam *sdp = SDPARAM(isp, bus); 5139 uint16_t *dptr; 5140 5141 if (spi->valid == 0 && scsi->valid == 0) { 5142 ccb->ccb_h.status = CAM_REQ_CMP; 5143 xpt_done(ccb); 5144 break; 5145 } 5146 5147 /* 5148 * We always update (internally) from goal_flags 5149 * so any request to change settings just gets 5150 * vectored to that location. 5151 */ 5152 dptr = &sdp->isp_devparam[tgt].goal_flags; 5153 5154 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 5155 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 5156 *dptr |= DPARM_DISC; 5157 else 5158 *dptr &= ~DPARM_DISC; 5159 } 5160 5161 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 5162 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 5163 *dptr |= DPARM_TQING; 5164 else 5165 *dptr &= ~DPARM_TQING; 5166 } 5167 5168 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 5169 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 5170 *dptr |= DPARM_WIDE; 5171 else 5172 *dptr &= ~DPARM_WIDE; 5173 } 5174 5175 /* 5176 * XXX: FIX ME 5177 */ 5178 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 5179 *dptr |= DPARM_SYNC; 5180 /* 5181 * XXX: CHECK FOR LEGALITY 5182 */ 5183 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 5184 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 5185 } else { 5186 *dptr &= ~DPARM_SYNC; 5187 } 5188 isp_prt(isp, ISP_LOGDEBUG0, "SET (%d.%d.%d) to flags %x off %x per %x", bus, tgt, cts->ccb_h.target_lun, sdp->isp_devparam[tgt].goal_flags, 5189 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 5190 sdp->isp_devparam[tgt].dev_update = 1; 5191 sdp->update = 1; 5192 } 5193 ccb->ccb_h.status = CAM_REQ_CMP; 5194 xpt_done(ccb); 5195 break; 5196 case XPT_GET_TRAN_SETTINGS: 5197 cts = &ccb->cts; 5198 tgt = cts->ccb_h.target_id; 5199 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 5200 if (IS_FC(isp)) { 5201 fcparam *fcp = FCPARAM(isp, bus); 5202 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5203 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 5204 unsigned int hdlidx; 5205 5206 cts->protocol = PROTO_SCSI; 5207 cts->protocol_version = SCSI_REV_2; 5208 cts->transport = XPORT_FC; 5209 cts->transport_version = 0; 5210 5211 scsi->valid = CTS_SCSI_VALID_TQ; 5212 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 5213 fc->valid = CTS_FC_VALID_SPEED; 5214 fc->bitrate = 100000; 5215 fc->bitrate *= fcp->isp_gbspeed; 5216 hdlidx = fcp->isp_dev_map[tgt] - 1; 5217 if (hdlidx < MAX_FC_TARG) { 5218 fcportdb_t *lp = &fcp->portdb[hdlidx]; 5219 fc->wwnn = lp->node_wwn; 5220 fc->wwpn = lp->port_wwn; 5221 fc->port = lp->portid; 5222 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 5223 } 5224 } else { 5225 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5226 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 5227 sdparam *sdp = SDPARAM(isp, bus); 5228 uint16_t dval, pval, oval; 5229 5230 if (IS_CURRENT_SETTINGS(cts)) { 5231 sdp->isp_devparam[tgt].dev_refresh = 1; 5232 sdp->update = 1; 5233 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 5234 dval = sdp->isp_devparam[tgt].actv_flags; 5235 oval = sdp->isp_devparam[tgt].actv_offset; 5236 pval = sdp->isp_devparam[tgt].actv_period; 5237 } else { 5238 dval = sdp->isp_devparam[tgt].nvrm_flags; 5239 oval = sdp->isp_devparam[tgt].nvrm_offset; 5240 pval = sdp->isp_devparam[tgt].nvrm_period; 5241 } 5242 5243 cts->protocol = PROTO_SCSI; 5244 cts->protocol_version = SCSI_REV_2; 5245 cts->transport = XPORT_SPI; 5246 cts->transport_version = 2; 5247 5248 spi->valid = 0; 5249 scsi->valid = 0; 5250 spi->flags = 0; 5251 scsi->flags = 0; 5252 if (dval & DPARM_DISC) { 5253 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5254 } 5255 if ((dval & DPARM_SYNC) && oval && pval) { 5256 spi->sync_offset = oval; 5257 spi->sync_period = pval; 5258 } else { 5259 spi->sync_offset = 0; 5260 spi->sync_period = 0; 5261 } 5262 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5263 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5264 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 5265 if (dval & DPARM_WIDE) { 5266 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5267 } else { 5268 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5269 } 5270 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 5271 scsi->valid = CTS_SCSI_VALID_TQ; 5272 if (dval & DPARM_TQING) { 5273 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5274 } 5275 spi->valid |= CTS_SPI_VALID_DISC; 5276 } 5277 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%d) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 5278 bus, tgt, cts->ccb_h.target_lun, dval, oval, pval); 5279 } 5280 ccb->ccb_h.status = CAM_REQ_CMP; 5281 xpt_done(ccb); 5282 break; 5283 5284 case XPT_CALC_GEOMETRY: 5285 cam_calc_geometry(&ccb->ccg, 1); 5286 xpt_done(ccb); 5287 break; 5288 5289 case XPT_RESET_BUS: /* Reset the specified bus */ 5290 bus = cam_sim_bus(sim); 5291 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 5292 if (error) { 5293 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5294 xpt_done(ccb); 5295 break; 5296 } 5297 if (bootverbose) { 5298 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 5299 } 5300 if (IS_FC(isp)) { 5301 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 5302 } else { 5303 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 5304 } 5305 ccb->ccb_h.status = CAM_REQ_CMP; 5306 xpt_done(ccb); 5307 break; 5308 5309 case XPT_TERM_IO: /* Terminate the I/O process */ 5310 ccb->ccb_h.status = CAM_REQ_INVALID; 5311 xpt_done(ccb); 5312 break; 5313 5314 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 5315 { 5316 struct ccb_sim_knob *kp = &ccb->knob; 5317 fcparam *fcp; 5318 5319 if (!IS_FC(isp)) { 5320 ccb->ccb_h.status = CAM_REQ_INVALID; 5321 xpt_done(ccb); 5322 break; 5323 } 5324 5325 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 5326 fcp = FCPARAM(isp, bus); 5327 5328 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 5329 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 5330 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 5331 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 5332 } 5333 ccb->ccb_h.status = CAM_REQ_CMP; 5334 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 5335 int rchange = 0; 5336 int newrole = 0; 5337 5338 switch (kp->xport_specific.fc.role) { 5339 case KNOB_ROLE_NONE: 5340 if (fcp->role != ISP_ROLE_NONE) { 5341 rchange = 1; 5342 newrole = ISP_ROLE_NONE; 5343 } 5344 break; 5345 case KNOB_ROLE_TARGET: 5346 if (fcp->role != ISP_ROLE_TARGET) { 5347 rchange = 1; 5348 newrole = ISP_ROLE_TARGET; 5349 } 5350 break; 5351 case KNOB_ROLE_INITIATOR: 5352 if (fcp->role != ISP_ROLE_INITIATOR) { 5353 rchange = 1; 5354 newrole = ISP_ROLE_INITIATOR; 5355 } 5356 break; 5357 case KNOB_ROLE_BOTH: 5358 #if 0 5359 if (fcp->role != ISP_ROLE_BOTH) { 5360 rchange = 1; 5361 newrole = ISP_ROLE_BOTH; 5362 } 5363 #else 5364 /* 5365 * We don't really support dual role at present on FC cards. 5366 * 5367 * We should, but a bunch of things are currently broken, 5368 * so don't allow it. 5369 */ 5370 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 5371 ccb->ccb_h.status = CAM_REQ_INVALID; 5372 #endif 5373 break; 5374 } 5375 if (rchange) { 5376 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 5377 #ifdef ISP_TARGET_MODE 5378 ISP_SET_PC(isp, bus, tm_enabled, 0); 5379 ISP_SET_PC(isp, bus, tm_luns_enabled, 0); 5380 #endif 5381 if (isp_fc_change_role(isp, bus, newrole) != 0) { 5382 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5383 xpt_done(ccb); 5384 break; 5385 } 5386 #ifdef ISP_TARGET_MODE 5387 if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) { 5388 /* 5389 * Give the new role a chance to complain and settle 5390 */ 5391 msleep(isp, &isp->isp_lock, PRIBIO, "taking a breather", 2); 5392 ccb->ccb_h.status = isp_enable_deferred_luns(isp, bus); 5393 } 5394 #endif 5395 } 5396 } 5397 xpt_done(ccb); 5398 break; 5399 } 5400 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 5401 { 5402 struct ccb_sim_knob *kp = &ccb->knob; 5403 5404 if (IS_FC(isp)) { 5405 fcparam *fcp; 5406 5407 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 5408 fcp = FCPARAM(isp, bus); 5409 5410 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 5411 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 5412 switch (fcp->role) { 5413 case ISP_ROLE_NONE: 5414 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 5415 break; 5416 case ISP_ROLE_TARGET: 5417 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 5418 break; 5419 case ISP_ROLE_INITIATOR: 5420 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 5421 break; 5422 case ISP_ROLE_BOTH: 5423 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 5424 break; 5425 } 5426 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 5427 ccb->ccb_h.status = CAM_REQ_CMP; 5428 } else { 5429 ccb->ccb_h.status = CAM_REQ_INVALID; 5430 } 5431 xpt_done(ccb); 5432 break; 5433 } 5434 case XPT_PATH_INQ: /* Path routing inquiry */ 5435 { 5436 struct ccb_pathinq *cpi = &ccb->cpi; 5437 5438 cpi->version_num = 1; 5439 #ifdef ISP_TARGET_MODE 5440 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 5441 #else 5442 cpi->target_sprt = 0; 5443 #endif 5444 cpi->hba_eng_cnt = 0; 5445 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 5446 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 5447 cpi->bus_id = cam_sim_bus(sim); 5448 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 5449 if (IS_FC(isp)) { 5450 fcparam *fcp = FCPARAM(isp, bus); 5451 5452 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; 5453 5454 /* 5455 * Because our loop ID can shift from time to time, 5456 * make our initiator ID out of range of our bus. 5457 */ 5458 cpi->initiator_id = cpi->max_target + 1; 5459 5460 /* 5461 * Set base transfer capabilities for Fibre Channel, for this HBA. 5462 */ 5463 if (IS_25XX(isp)) { 5464 cpi->base_transfer_speed = 8000000; 5465 } else if (IS_24XX(isp)) { 5466 cpi->base_transfer_speed = 4000000; 5467 } else if (IS_23XX(isp)) { 5468 cpi->base_transfer_speed = 2000000; 5469 } else { 5470 cpi->base_transfer_speed = 1000000; 5471 } 5472 cpi->hba_inquiry = PI_TAG_ABLE; 5473 cpi->transport = XPORT_FC; 5474 cpi->transport_version = 0; 5475 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 5476 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 5477 cpi->xport_specific.fc.port = fcp->isp_portid; 5478 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 5479 } else { 5480 sdparam *sdp = SDPARAM(isp, bus); 5481 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 5482 cpi->hba_misc = PIM_UNMAPPED; 5483 cpi->initiator_id = sdp->isp_initiator_id; 5484 cpi->base_transfer_speed = 3300; 5485 cpi->transport = XPORT_SPI; 5486 cpi->transport_version = 2; 5487 } 5488 cpi->protocol = PROTO_SCSI; 5489 cpi->protocol_version = SCSI_REV_2; 5490 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 5491 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 5492 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 5493 cpi->unit_number = cam_sim_unit(sim); 5494 cpi->ccb_h.status = CAM_REQ_CMP; 5495 xpt_done(ccb); 5496 break; 5497 } 5498 default: 5499 ccb->ccb_h.status = CAM_REQ_INVALID; 5500 xpt_done(ccb); 5501 break; 5502 } 5503 } 5504 5505 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 5506 5507 void 5508 isp_done(XS_T *sccb) 5509 { 5510 ispsoftc_t *isp = XS_ISP(sccb); 5511 uint32_t status; 5512 5513 if (XS_NOERR(sccb)) 5514 XS_SETERR(sccb, CAM_REQ_CMP); 5515 5516 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 5517 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 5518 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 5519 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 5520 } else { 5521 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 5522 } 5523 } 5524 5525 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 5526 status = sccb->ccb_h.status & CAM_STATUS_MASK; 5527 if (status != CAM_REQ_CMP) { 5528 if (status != CAM_SEL_TIMEOUT) 5529 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); 5530 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 5531 sccb->ccb_h.status |= CAM_DEV_QFRZN; 5532 xpt_freeze_devq(sccb->ccb_h.path, 1); 5533 } 5534 } 5535 5536 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 5537 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 5538 } 5539 5540 if (callout_active(&PISP_PCMD(sccb)->wdog)) 5541 callout_stop(&PISP_PCMD(sccb)->wdog); 5542 isp_free_pcmd(isp, (union ccb *) sccb); 5543 xpt_done((union ccb *) sccb); 5544 } 5545 5546 void 5547 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 5548 { 5549 int bus; 5550 static const char prom0[] = "Chan %d PortID 0x%06x handle 0x%x %s %s WWPN 0x%08x%08x"; 5551 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x %s %s tgt %u WWPN 0x%08x%08x"; 5552 char buf[64]; 5553 char *msg = NULL; 5554 target_id_t tgt; 5555 fcportdb_t *lp; 5556 struct isp_fc *fc; 5557 struct cam_path *tmppath; 5558 va_list ap; 5559 5560 switch (cmd) { 5561 case ISPASYNC_NEW_TGT_PARAMS: 5562 { 5563 struct ccb_trans_settings_scsi *scsi; 5564 struct ccb_trans_settings_spi *spi; 5565 int flags, tgt; 5566 sdparam *sdp; 5567 struct ccb_trans_settings cts; 5568 5569 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 5570 5571 va_start(ap, cmd); 5572 bus = va_arg(ap, int); 5573 tgt = va_arg(ap, int); 5574 va_end(ap); 5575 sdp = SDPARAM(isp, bus); 5576 5577 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 5578 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 5579 break; 5580 } 5581 flags = sdp->isp_devparam[tgt].actv_flags; 5582 cts.type = CTS_TYPE_CURRENT_SETTINGS; 5583 cts.protocol = PROTO_SCSI; 5584 cts.transport = XPORT_SPI; 5585 5586 scsi = &cts.proto_specific.scsi; 5587 spi = &cts.xport_specific.spi; 5588 5589 if (flags & DPARM_TQING) { 5590 scsi->valid |= CTS_SCSI_VALID_TQ; 5591 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5592 } 5593 5594 if (flags & DPARM_DISC) { 5595 spi->valid |= CTS_SPI_VALID_DISC; 5596 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5597 } 5598 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 5599 if (flags & DPARM_WIDE) { 5600 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5601 } else { 5602 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5603 } 5604 if (flags & DPARM_SYNC) { 5605 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5606 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5607 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 5608 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 5609 } 5610 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); 5611 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 5612 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 5613 xpt_free_path(tmppath); 5614 break; 5615 } 5616 case ISPASYNC_BUS_RESET: 5617 { 5618 va_start(ap, cmd); 5619 bus = va_arg(ap, int); 5620 va_end(ap); 5621 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 5622 if (IS_FC(isp)) { 5623 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 5624 } else { 5625 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 5626 } 5627 break; 5628 } 5629 case ISPASYNC_LIP: 5630 if (msg == NULL) { 5631 msg = "LIP Received"; 5632 } 5633 /* FALLTHROUGH */ 5634 case ISPASYNC_LOOP_RESET: 5635 if (msg == NULL) { 5636 msg = "LOOP Reset"; 5637 } 5638 /* FALLTHROUGH */ 5639 case ISPASYNC_LOOP_DOWN: 5640 { 5641 if (msg == NULL) { 5642 msg = "LOOP Down"; 5643 } 5644 va_start(ap, cmd); 5645 bus = va_arg(ap, int); 5646 va_end(ap); 5647 5648 FCPARAM(isp, bus)->link_active = 0; 5649 5650 fc = ISP_FC_PC(isp, bus); 5651 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) { 5652 /* 5653 * We don't do any simq freezing if we are only in target mode 5654 */ 5655 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5656 if (fc->path) { 5657 isp_freeze_loopdown(isp, bus, msg); 5658 } 5659 if (!callout_active(&fc->ldt)) { 5660 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc); 5661 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_uptime); 5662 } 5663 } 5664 } 5665 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg); 5666 break; 5667 } 5668 case ISPASYNC_LOOP_UP: 5669 va_start(ap, cmd); 5670 bus = va_arg(ap, int); 5671 va_end(ap); 5672 fc = ISP_FC_PC(isp, bus); 5673 /* 5674 * Now we just note that Loop has come up. We don't 5675 * actually do anything because we're waiting for a 5676 * Change Notify before activating the FC cleanup 5677 * thread to look at the state of the loop again. 5678 */ 5679 FCPARAM(isp, bus)->link_active = 1; 5680 fc->loop_dead = 0; 5681 fc->loop_down_time = 0; 5682 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 5683 break; 5684 case ISPASYNC_DEV_ARRIVED: 5685 va_start(ap, cmd); 5686 bus = va_arg(ap, int); 5687 lp = va_arg(ap, fcportdb_t *); 5688 va_end(ap); 5689 fc = ISP_FC_PC(isp, bus); 5690 lp->announced = 0; 5691 lp->gone_timer = 0; 5692 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 5693 int dbidx = lp - FCPARAM(isp, bus)->portdb; 5694 int i; 5695 5696 for (i = 0; i < MAX_FC_TARG; i++) { 5697 if (i >= FL_ID && i <= SNS_ID) { 5698 continue; 5699 } 5700 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) { 5701 break; 5702 } 5703 } 5704 if (i < MAX_FC_TARG) { 5705 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1; 5706 lp->dev_map_idx = i + 1; 5707 } else { 5708 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 5709 isp_dump_portdb(isp, bus); 5710 } 5711 } 5712 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5713 if (lp->dev_map_idx) { 5714 tgt = lp->dev_map_idx - 1; 5715 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); 5716 isp_make_here(isp, bus, tgt); 5717 } else { 5718 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "arrived", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5719 } 5720 break; 5721 case ISPASYNC_DEV_CHANGED: 5722 va_start(ap, cmd); 5723 bus = va_arg(ap, int); 5724 lp = va_arg(ap, fcportdb_t *); 5725 va_end(ap); 5726 fc = ISP_FC_PC(isp, bus); 5727 lp->announced = 0; 5728 lp->gone_timer = 0; 5729 if (isp_change_is_bad) { 5730 lp->state = FC_PORTDB_STATE_NIL; 5731 if (lp->dev_map_idx) { 5732 tgt = lp->dev_map_idx - 1; 5733 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0; 5734 lp->dev_map_idx = 0; 5735 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad"); 5736 isp_make_gone(isp, bus, tgt); 5737 } else { 5738 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5739 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "changed and departed", 5740 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5741 } 5742 } else { 5743 lp->portid = lp->new_portid; 5744 lp->prli_word3 = lp->new_prli_word3; 5745 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5746 if (lp->dev_map_idx) { 5747 int t = lp->dev_map_idx - 1; 5748 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1; 5749 tgt = lp->dev_map_idx - 1; 5750 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "changed at", tgt, 5751 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5752 } else { 5753 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "changed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5754 } 5755 } 5756 break; 5757 case ISPASYNC_DEV_STAYED: 5758 va_start(ap, cmd); 5759 bus = va_arg(ap, int); 5760 lp = va_arg(ap, fcportdb_t *); 5761 va_end(ap); 5762 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5763 if (lp->dev_map_idx) { 5764 tgt = lp->dev_map_idx - 1; 5765 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "stayed at", tgt, 5766 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5767 } else { 5768 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "stayed", 5769 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5770 } 5771 break; 5772 case ISPASYNC_DEV_GONE: 5773 va_start(ap, cmd); 5774 bus = va_arg(ap, int); 5775 lp = va_arg(ap, fcportdb_t *); 5776 va_end(ap); 5777 fc = ISP_FC_PC(isp, bus); 5778 /* 5779 * If this has a virtual target and we haven't marked it 5780 * that we're going to have isp_gdt tell the OS it's gone, 5781 * set the isp_gdt timer running on it. 5782 * 5783 * If it isn't marked that isp_gdt is going to get rid of it, 5784 * announce that it's gone. 5785 * 5786 */ 5787 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5788 if (lp->dev_map_idx && lp->announced == 0) { 5789 lp->announced = 1; 5790 lp->state = FC_PORTDB_STATE_ZOMBIE; 5791 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time; 5792 if (fc->ready && !callout_active(&fc->gdt)) { 5793 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); 5794 callout_reset(&fc->gdt, hz, isp_gdt, fc); 5795 } 5796 tgt = lp->dev_map_idx - 1; 5797 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); 5798 } else if (lp->announced == 0) { 5799 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "departed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5800 } 5801 break; 5802 case ISPASYNC_CHANGE_NOTIFY: 5803 { 5804 char *msg; 5805 int evt, nphdl, nlstate, reason; 5806 5807 va_start(ap, cmd); 5808 bus = va_arg(ap, int); 5809 evt = va_arg(ap, int); 5810 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) { 5811 nphdl = va_arg(ap, int); 5812 nlstate = va_arg(ap, int); 5813 reason = va_arg(ap, int); 5814 } else { 5815 nphdl = NIL_HANDLE; 5816 nlstate = reason = 0; 5817 } 5818 va_end(ap); 5819 fc = ISP_FC_PC(isp, bus); 5820 5821 if (evt == ISPASYNC_CHANGE_PDB) { 5822 msg = "Chan %d Port Database Changed"; 5823 } else if (evt == ISPASYNC_CHANGE_SNS) { 5824 msg = "Chan %d Name Server Database Changed"; 5825 } else { 5826 msg = "Chan %d Other Change Notify"; 5827 } 5828 5829 /* 5830 * If the loop down timer is running, cancel it. 5831 */ 5832 if (fc->ready && callout_active(&fc->ldt)) { 5833 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime); 5834 callout_stop(&fc->ldt); 5835 } 5836 isp_prt(isp, ISP_LOGINFO, msg, bus); 5837 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5838 isp_freeze_loopdown(isp, bus, msg); 5839 } 5840 wakeup(fc); 5841 break; 5842 } 5843 #ifdef ISP_TARGET_MODE 5844 case ISPASYNC_TARGET_NOTIFY: 5845 { 5846 isp_notify_t *notify; 5847 va_start(ap, cmd); 5848 notify = va_arg(ap, isp_notify_t *); 5849 va_end(ap); 5850 switch (notify->nt_ncode) { 5851 case NT_ABORT_TASK: 5852 case NT_ABORT_TASK_SET: 5853 case NT_CLEAR_ACA: 5854 case NT_CLEAR_TASK_SET: 5855 case NT_LUN_RESET: 5856 case NT_TARGET_RESET: 5857 /* 5858 * These are task management functions. 5859 */ 5860 isp_handle_platform_target_tmf(isp, notify); 5861 break; 5862 case NT_BUS_RESET: 5863 case NT_LIP_RESET: 5864 case NT_LINK_UP: 5865 case NT_LINK_DOWN: 5866 /* 5867 * No action need be taken here. 5868 */ 5869 break; 5870 case NT_HBA_RESET: 5871 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 5872 break; 5873 case NT_GLOBAL_LOGOUT: 5874 case NT_LOGOUT: 5875 /* 5876 * This is device arrival/departure notification 5877 */ 5878 isp_handle_platform_target_notify_ack(isp, notify); 5879 break; 5880 case NT_ARRIVED: 5881 { 5882 struct ac_contract ac; 5883 struct ac_device_changed *fc; 5884 5885 ac.contract_number = AC_CONTRACT_DEV_CHG; 5886 fc = (struct ac_device_changed *) ac.contract_data; 5887 fc->wwpn = notify->nt_wwn; 5888 fc->port = notify->nt_sid; 5889 fc->target = notify->nt_nphdl; 5890 fc->arrived = 1; 5891 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5892 break; 5893 } 5894 case NT_DEPARTED: 5895 { 5896 struct ac_contract ac; 5897 struct ac_device_changed *fc; 5898 5899 ac.contract_number = AC_CONTRACT_DEV_CHG; 5900 fc = (struct ac_device_changed *) ac.contract_data; 5901 fc->wwpn = notify->nt_wwn; 5902 fc->port = notify->nt_sid; 5903 fc->target = notify->nt_nphdl; 5904 fc->arrived = 0; 5905 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5906 break; 5907 } 5908 default: 5909 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 5910 isp_handle_platform_target_notify_ack(isp, notify); 5911 break; 5912 } 5913 break; 5914 } 5915 case ISPASYNC_TARGET_NOTIFY_ACK: 5916 { 5917 void *inot; 5918 va_start(ap, cmd); 5919 inot = va_arg(ap, void *); 5920 va_end(ap); 5921 if (isp_notify_ack(isp, inot)) { 5922 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 5923 if (tp) { 5924 tp->isp = isp; 5925 if (inot) { 5926 memcpy(tp->data, inot, sizeof (tp->data)); 5927 tp->not = tp->data; 5928 } else { 5929 tp->not = NULL; 5930 } 5931 (void) timeout(isp_refire_notify_ack, tp, 5); 5932 } else { 5933 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 5934 } 5935 } 5936 break; 5937 } 5938 case ISPASYNC_TARGET_ACTION: 5939 { 5940 isphdr_t *hp; 5941 5942 va_start(ap, cmd); 5943 hp = va_arg(ap, isphdr_t *); 5944 va_end(ap); 5945 switch (hp->rqs_entry_type) { 5946 default: 5947 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 5948 break; 5949 case RQSTYPE_NOTIFY: 5950 if (IS_SCSI(isp)) { 5951 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp); 5952 } else if (IS_24XX(isp)) { 5953 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 5954 } else { 5955 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 5956 } 5957 break; 5958 case RQSTYPE_ATIO: 5959 if (IS_24XX(isp)) { 5960 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 5961 } else { 5962 isp_handle_platform_atio(isp, (at_entry_t *) hp); 5963 } 5964 break; 5965 case RQSTYPE_ATIO2: 5966 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 5967 break; 5968 case RQSTYPE_CTIO7: 5969 case RQSTYPE_CTIO3: 5970 case RQSTYPE_CTIO2: 5971 case RQSTYPE_CTIO: 5972 isp_handle_platform_ctio(isp, hp); 5973 break; 5974 case RQSTYPE_ABTS_RCVD: 5975 { 5976 abts_t *abts = (abts_t *)hp; 5977 isp_notify_t notify, *nt = ¬ify; 5978 tstate_t *tptr; 5979 fcportdb_t *lp; 5980 uint16_t chan; 5981 uint32_t sid, did; 5982 5983 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 5984 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 5985 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 5986 5987 nt->nt_hba = isp; 5988 nt->nt_did = did; 5989 nt->nt_nphdl = abts->abts_nphdl; 5990 nt->nt_sid = sid; 5991 isp_find_chan_by_did(isp, did, &chan); 5992 if (chan == ISP_NOCHAN) { 5993 nt->nt_tgt = TGT_ANY; 5994 } else { 5995 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 5996 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) { 5997 nt->nt_wwn = lp->port_wwn; 5998 } else { 5999 nt->nt_wwn = INI_ANY; 6000 } 6001 } 6002 /* 6003 * Try hard to find the lun for this command. 6004 */ 6005 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 6006 if (tptr) { 6007 nt->nt_lun = xpt_path_lun_id(tptr->owner); 6008 rls_lun_statep(isp, tptr); 6009 } else { 6010 nt->nt_lun = LUN_ANY; 6011 } 6012 nt->nt_need_ack = 1; 6013 nt->nt_tagval = abts->abts_rxid_task; 6014 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 6015 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 6016 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)", 6017 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 6018 } else { 6019 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)", 6020 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 6021 } 6022 nt->nt_channel = chan; 6023 nt->nt_ncode = NT_ABORT_TASK; 6024 nt->nt_lreserved = hp; 6025 isp_handle_platform_target_tmf(isp, nt); 6026 break; 6027 } 6028 case RQSTYPE_ENABLE_LUN: 6029 case RQSTYPE_MODIFY_LUN: 6030 isp_ledone(isp, (lun_entry_t *) hp); 6031 break; 6032 } 6033 break; 6034 } 6035 #endif 6036 case ISPASYNC_FW_CRASH: 6037 { 6038 uint16_t mbox1, mbox6; 6039 mbox1 = ISP_READ(isp, OUTMAILBOX1); 6040 if (IS_DUALBUS(isp)) { 6041 mbox6 = ISP_READ(isp, OUTMAILBOX6); 6042 } else { 6043 mbox6 = 0; 6044 } 6045 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 6046 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 6047 isp->isp_osinfo.mbox_sleep_ok = 0; 6048 isp_reinit(isp, 1); 6049 isp->isp_osinfo.mbox_sleep_ok = mbox1; 6050 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 6051 break; 6052 } 6053 default: 6054 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 6055 break; 6056 } 6057 } 6058 6059 6060 /* 6061 * Locks are held before coming here. 6062 */ 6063 void 6064 isp_uninit(ispsoftc_t *isp) 6065 { 6066 if (IS_24XX(isp)) { 6067 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 6068 } else { 6069 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 6070 } 6071 ISP_DISABLE_INTS(isp); 6072 } 6073 6074 /* 6075 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 6076 * up from our platform default (defww{p|n}n) and morph them based upon 6077 * channel. 6078 * 6079 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 6080 * based upon channel. 6081 */ 6082 6083 uint64_t 6084 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 6085 { 6086 uint64_t seed; 6087 struct isp_fc *fc = ISP_FC_PC(isp, chan); 6088 6089 /* 6090 * If we're asking for a active WWN, the default overrides get 6091 * returned, otherwise the NVRAM value is picked. 6092 * 6093 * If we're asking for a default WWN, we just pick the default override. 6094 */ 6095 if (isactive) { 6096 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 6097 if (seed) { 6098 return (seed); 6099 } 6100 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 6101 if (seed) { 6102 return (seed); 6103 } 6104 return (0x400000007F000009ull); 6105 } else { 6106 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 6107 } 6108 6109 6110 /* 6111 * For channel zero just return what we have. For either ACTIVE or 6112 * DEFAULT cases, we depend on default override of NVRAM values for 6113 * channel zero. 6114 */ 6115 if (chan == 0) { 6116 return (seed); 6117 } 6118 6119 /* 6120 * For other channels, we are doing one of three things: 6121 * 6122 * 1. If what we have now is non-zero, return it. Otherwise we morph 6123 * values from channel 0. 2. If we're here for a WWPN we synthesize 6124 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 6125 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 6126 */ 6127 6128 if (seed) { 6129 return (seed); 6130 } 6131 if (isactive) { 6132 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 6133 } else { 6134 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 6135 } 6136 6137 if (((seed >> 60) & 0xf) == 2) { 6138 /* 6139 * The type 2 NAA fields for QLogic cards appear be laid out 6140 * thusly: 6141 * 6142 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 6143 * port (1) or node (0) WWN distinguishor bit 48 6144 * physical port on dual-port chips (23XX/24XX) 6145 * 6146 * This is somewhat nutty, particularly since bit 48 is 6147 * irrelevant as they assign separate serial numbers to 6148 * different physical ports anyway. 6149 * 6150 * We'll stick our channel number plus one first into bits 6151 * 57..59 and thence into bits 52..55 which allows for 8 bits 6152 * of channel which is comfortably more than our maximum 6153 * (126) now. 6154 */ 6155 seed &= ~0x0FF0000000000000ULL; 6156 if (iswwnn == 0) { 6157 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 6158 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 6159 } 6160 } else { 6161 seed = 0; 6162 } 6163 return (seed); 6164 } 6165 6166 void 6167 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 6168 { 6169 int loc; 6170 char lbuf[200]; 6171 va_list ap; 6172 6173 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 6174 return; 6175 } 6176 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 6177 loc = strlen(lbuf); 6178 va_start(ap, fmt); 6179 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 6180 va_end(ap); 6181 printf("%s\n", lbuf); 6182 } 6183 6184 void 6185 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 6186 { 6187 va_list ap; 6188 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 6189 return; 6190 } 6191 xpt_print_path(xs->ccb_h.path); 6192 va_start(ap, fmt); 6193 vprintf(fmt, ap); 6194 va_end(ap); 6195 printf("\n"); 6196 } 6197 6198 uint64_t 6199 isp_nanotime_sub(struct timespec *b, struct timespec *a) 6200 { 6201 uint64_t elapsed; 6202 struct timespec x = *b; 6203 timespecsub(&x, a); 6204 elapsed = GET_NANOSEC(&x); 6205 if (elapsed == 0) 6206 elapsed++; 6207 return (elapsed); 6208 } 6209 6210 int 6211 isp_mbox_acquire(ispsoftc_t *isp) 6212 { 6213 if (isp->isp_osinfo.mboxbsy) { 6214 return (1); 6215 } else { 6216 isp->isp_osinfo.mboxcmd_done = 0; 6217 isp->isp_osinfo.mboxbsy = 1; 6218 return (0); 6219 } 6220 } 6221 6222 void 6223 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 6224 { 6225 unsigned int usecs = mbp->timeout; 6226 unsigned int max, olim, ilim; 6227 6228 if (usecs == 0) { 6229 usecs = MBCMD_DEFAULT_TIMEOUT; 6230 } 6231 max = isp->isp_mbxwrk0 + 1; 6232 6233 if (isp->isp_osinfo.mbox_sleep_ok) { 6234 unsigned int ms = (usecs + 999) / 1000; 6235 6236 isp->isp_osinfo.mbox_sleep_ok = 0; 6237 isp->isp_osinfo.mbox_sleeping = 1; 6238 for (olim = 0; olim < max; olim++) { 6239 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 6240 if (isp->isp_osinfo.mboxcmd_done) { 6241 break; 6242 } 6243 } 6244 isp->isp_osinfo.mbox_sleep_ok = 1; 6245 isp->isp_osinfo.mbox_sleeping = 0; 6246 } else { 6247 for (olim = 0; olim < max; olim++) { 6248 for (ilim = 0; ilim < usecs; ilim += 100) { 6249 uint32_t isr; 6250 uint16_t sema, mbox; 6251 if (isp->isp_osinfo.mboxcmd_done) { 6252 break; 6253 } 6254 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 6255 isp_intr(isp, isr, sema, mbox); 6256 if (isp->isp_osinfo.mboxcmd_done) { 6257 break; 6258 } 6259 } 6260 ISP_DELAY(100); 6261 } 6262 if (isp->isp_osinfo.mboxcmd_done) { 6263 break; 6264 } 6265 } 6266 } 6267 if (isp->isp_osinfo.mboxcmd_done == 0) { 6268 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 6269 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 6270 mbp->param[0] = MBOX_TIMEOUT; 6271 isp->isp_osinfo.mboxcmd_done = 1; 6272 } 6273 } 6274 6275 void 6276 isp_mbox_notify_done(ispsoftc_t *isp) 6277 { 6278 if (isp->isp_osinfo.mbox_sleeping) { 6279 wakeup(&isp->isp_mbxworkp); 6280 } 6281 isp->isp_osinfo.mboxcmd_done = 1; 6282 } 6283 6284 void 6285 isp_mbox_release(ispsoftc_t *isp) 6286 { 6287 isp->isp_osinfo.mboxbsy = 0; 6288 } 6289 6290 int 6291 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 6292 { 6293 int ret = 0; 6294 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 6295 ret = -1; 6296 } else { 6297 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 6298 } 6299 return (ret); 6300 } 6301 6302 int 6303 isp_mstohz(int ms) 6304 { 6305 int hz; 6306 struct timeval t; 6307 t.tv_sec = ms / 1000; 6308 t.tv_usec = (ms % 1000) * 1000; 6309 hz = tvtohz(&t); 6310 if (hz < 0) { 6311 hz = 0x7fffffff; 6312 } 6313 if (hz == 0) { 6314 hz = 1; 6315 } 6316 return (hz); 6317 } 6318 6319 void 6320 isp_platform_intr(void *arg) 6321 { 6322 ispsoftc_t *isp = arg; 6323 uint32_t isr; 6324 uint16_t sema, mbox; 6325 6326 ISP_LOCK(isp); 6327 isp->isp_intcnt++; 6328 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) { 6329 isp->isp_intbogus++; 6330 } else { 6331 isp_intr(isp, isr, sema, mbox); 6332 } 6333 ISP_UNLOCK(isp); 6334 } 6335 6336 void 6337 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 6338 { 6339 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 6340 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 6341 } else { 6342 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 6343 } 6344 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 6345 } 6346 6347 int 6348 isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 6349 { 6350 uint32_t chan, tgt, lun; 6351 struct isp_fc *fc; 6352 struct isp_nexus *nxp; 6353 int idx; 6354 6355 if (isp->isp_type < ISP_HA_FC_2300) 6356 return (0); 6357 6358 chan = XS_CHANNEL(cmd); 6359 tgt = XS_TGT(cmd); 6360 lun = XS_LUN(cmd); 6361 fc = &isp->isp_osinfo.pc.fc[chan]; 6362 idx = NEXUS_HASH(tgt, lun); 6363 nxp = fc->nexus_hash[idx]; 6364 6365 while (nxp) { 6366 if (nxp->tgt == tgt && nxp->lun == lun) 6367 break; 6368 nxp = nxp->next; 6369 } 6370 if (nxp == NULL) { 6371 nxp = fc->nexus_free_list; 6372 if (nxp == NULL) { 6373 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 6374 if (nxp == NULL) { 6375 return (-1); 6376 } 6377 } else { 6378 fc->nexus_free_list = nxp->next; 6379 } 6380 nxp->tgt = tgt; 6381 nxp->lun = lun; 6382 nxp->next = fc->nexus_hash[idx]; 6383 fc->nexus_hash[idx] = nxp; 6384 } 6385 if (nxp) { 6386 if (nxp->crnseed == 0) 6387 nxp->crnseed = 1; 6388 if (cmd) 6389 PISP_PCMD(cmd)->crn = nxp->crnseed; 6390 *crnp = nxp->crnseed++; 6391 return (0); 6392 } 6393 return (-1); 6394 } 6395 6396 /* 6397 * We enter with the lock held 6398 */ 6399 void 6400 isp_timer(void *arg) 6401 { 6402 ispsoftc_t *isp = arg; 6403 #ifdef ISP_TARGET_MODE 6404 isp_tmcmd_restart(isp); 6405 #endif 6406 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 6407 } 6408 6409 isp_ecmd_t * 6410 isp_get_ecmd(ispsoftc_t *isp) 6411 { 6412 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 6413 if (ecmd) { 6414 isp->isp_osinfo.ecmd_free = ecmd->next; 6415 } 6416 return (ecmd); 6417 } 6418 6419 void 6420 isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 6421 { 6422 ecmd->next = isp->isp_osinfo.ecmd_free; 6423 isp->isp_osinfo.ecmd_free = ecmd; 6424 } 6425