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 *roles[4] = { 59 "(none)", "Target", "Initiator", "Target/Initiator" 60 }; 61 static const char prom3[] = "Chan %d PortID 0x%06x Departed from Target %u because of %s"; 62 static const char rqo[] = "%s: Request Queue Overflow\n"; 63 64 static void isp_freeze_loopdown(ispsoftc_t *, int, char *); 65 static d_ioctl_t ispioctl; 66 static void isp_intr_enable(void *); 67 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 68 static void isp_poll(struct cam_sim *); 69 static timeout_t isp_watchdog; 70 static timeout_t isp_gdt; 71 static task_fn_t isp_gdt_task; 72 static timeout_t isp_ldt; 73 static task_fn_t isp_ldt_task; 74 static void isp_kthread(void *); 75 static void isp_action(struct cam_sim *, union ccb *); 76 #ifdef ISP_INTERNAL_TARGET 77 static void isp_target_thread_pi(void *); 78 static void isp_target_thread_fc(void *); 79 #endif 80 static void isp_timer(void *); 81 82 static struct cdevsw isp_cdevsw = { 83 .d_version = D_VERSION, 84 .d_ioctl = ispioctl, 85 .d_name = "isp", 86 }; 87 88 static int 89 isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 90 { 91 struct ccb_setasync csa; 92 struct cam_sim *sim; 93 struct cam_path *path; 94 95 /* 96 * Construct our SIM entry. 97 */ 98 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); 99 100 if (sim == NULL) { 101 return (ENOMEM); 102 } 103 104 ISP_LOCK(isp); 105 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) { 106 ISP_UNLOCK(isp); 107 cam_sim_free(sim, FALSE); 108 return (EIO); 109 } 110 ISP_UNLOCK(isp); 111 if (xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 112 ISP_LOCK(isp); 113 xpt_bus_deregister(cam_sim_path(sim)); 114 ISP_UNLOCK(isp); 115 cam_sim_free(sim, FALSE); 116 return (ENXIO); 117 } 118 xpt_setup_ccb(&csa.ccb_h, path, 5); 119 csa.ccb_h.func_code = XPT_SASYNC_CB; 120 csa.event_enable = AC_LOST_DEVICE; 121 csa.callback = isp_cam_async; 122 csa.callback_arg = sim; 123 xpt_action((union ccb *)&csa); 124 125 if (IS_SCSI(isp)) { 126 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 127 spi->sim = sim; 128 spi->path = path; 129 #ifdef ISP_INTERNAL_TARGET 130 ISP_SET_PC(isp, chan, proc_active, 1); 131 if (THREAD_CREATE(isp_target_thread_pi, spi, &spi->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 132 ISP_SET_PC(isp, chan, proc_active, 0); 133 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 134 } 135 #endif 136 } else { 137 fcparam *fcp = FCPARAM(isp, chan); 138 struct isp_fc *fc = ISP_FC_PC(isp, chan); 139 140 ISP_LOCK(isp); 141 fc->sim = sim; 142 fc->path = path; 143 fc->isp = isp; 144 fc->ready = 1; 145 146 callout_init_mtx(&fc->ldt, &isp->isp_osinfo.lock, 0); 147 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 148 TASK_INIT(&fc->ltask, 1, isp_ldt_task, fc); 149 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 150 151 /* 152 * We start by being "loop down" if we have an initiator role 153 */ 154 if (fcp->role & ISP_ROLE_INITIATOR) { 155 isp_freeze_loopdown(isp, chan, "isp_attach"); 156 callout_reset(&fc->ldt, isp_quickboot_time * hz, isp_ldt, fc); 157 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Initial Loop Down Timer @ %lu", (unsigned long) time_uptime); 158 } 159 ISP_UNLOCK(isp); 160 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 161 xpt_free_path(fc->path); 162 ISP_LOCK(isp); 163 if (callout_active(&fc->ldt)) { 164 callout_stop(&fc->ldt); 165 } 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 } 186 } 187 return (0); 188 } 189 190 int 191 isp_attach(ispsoftc_t *isp) 192 { 193 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 194 int du = device_get_unit(isp->isp_dev); 195 int chan; 196 197 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 198 isp->isp_osinfo.ehook.ich_arg = isp; 199 /* 200 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 201 * will be called right awawy, which will clear isp_osinfo.ehook_active, 202 * which would be unwise to then set again later. 203 */ 204 isp->isp_osinfo.ehook_active = 1; 205 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 206 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 207 return (-EIO); 208 } 209 210 /* 211 * Create the device queue for our SIM(s). 212 */ 213 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 214 if (isp->isp_osinfo.devq == NULL) { 215 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 216 return (EIO); 217 } 218 219 for (chan = 0; chan < isp->isp_nchan; chan++) { 220 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 221 goto unwind; 222 } 223 } 224 225 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 226 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 227 isp->isp_osinfo.timer_active = 1; 228 229 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 230 if (isp->isp_osinfo.cdev) { 231 isp->isp_osinfo.cdev->si_drv1 = isp; 232 } 233 return (0); 234 235 unwind: 236 while (--chan >= 0) { 237 struct cam_sim *sim; 238 struct cam_path *path; 239 if (IS_FC(isp)) { 240 sim = ISP_FC_PC(isp, chan)->sim; 241 path = ISP_FC_PC(isp, chan)->path; 242 } else { 243 sim = ISP_SPI_PC(isp, chan)->sim; 244 path = ISP_SPI_PC(isp, chan)->path; 245 } 246 xpt_free_path(path); 247 ISP_LOCK(isp); 248 xpt_bus_deregister(cam_sim_path(sim)); 249 ISP_UNLOCK(isp); 250 cam_sim_free(sim, FALSE); 251 } 252 if (isp->isp_osinfo.ehook_active) { 253 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 254 isp->isp_osinfo.ehook_active = 0; 255 } 256 if (isp->isp_osinfo.cdev) { 257 destroy_dev(isp->isp_osinfo.cdev); 258 isp->isp_osinfo.cdev = NULL; 259 } 260 cam_simq_free(isp->isp_osinfo.devq); 261 isp->isp_osinfo.devq = NULL; 262 return (-1); 263 } 264 265 int 266 isp_detach(ispsoftc_t *isp) 267 { 268 struct cam_sim *sim; 269 struct cam_path *path; 270 struct ccb_setasync csa; 271 int chan; 272 273 ISP_LOCK(isp); 274 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 275 if (IS_FC(isp)) { 276 sim = ISP_FC_PC(isp, chan)->sim; 277 path = ISP_FC_PC(isp, chan)->path; 278 } else { 279 sim = ISP_SPI_PC(isp, chan)->sim; 280 path = ISP_SPI_PC(isp, chan)->path; 281 } 282 if (sim->refcount > 2) { 283 ISP_UNLOCK(isp); 284 return (EBUSY); 285 } 286 } 287 if (isp->isp_osinfo.timer_active) { 288 callout_stop(&isp->isp_osinfo.tmo); 289 isp->isp_osinfo.timer_active = 0; 290 } 291 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 292 if (IS_FC(isp)) { 293 sim = ISP_FC_PC(isp, chan)->sim; 294 path = ISP_FC_PC(isp, chan)->path; 295 } else { 296 sim = ISP_SPI_PC(isp, chan)->sim; 297 path = ISP_SPI_PC(isp, chan)->path; 298 } 299 xpt_setup_ccb(&csa.ccb_h, path, 5); 300 csa.ccb_h.func_code = XPT_SASYNC_CB; 301 csa.event_enable = 0; 302 csa.callback = isp_cam_async; 303 csa.callback_arg = sim; 304 xpt_action((union ccb *)&csa); 305 xpt_free_path(path); 306 xpt_bus_deregister(cam_sim_path(sim)); 307 cam_sim_free(sim, FALSE); 308 } 309 ISP_UNLOCK(isp); 310 if (isp->isp_osinfo.cdev) { 311 destroy_dev(isp->isp_osinfo.cdev); 312 isp->isp_osinfo.cdev = NULL; 313 } 314 if (isp->isp_osinfo.ehook_active) { 315 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 316 isp->isp_osinfo.ehook_active = 0; 317 } 318 if (isp->isp_osinfo.devq != NULL) { 319 cam_simq_free(isp->isp_osinfo.devq); 320 isp->isp_osinfo.devq = NULL; 321 } 322 return (0); 323 } 324 325 static void 326 isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg) 327 { 328 if (IS_FC(isp)) { 329 struct isp_fc *fc = ISP_FC_PC(isp, chan); 330 if (fc->simqfrozen == 0) { 331 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan); 332 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 333 xpt_freeze_simq(fc->sim, 1); 334 } else { 335 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan); 336 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 337 } 338 } 339 } 340 341 static void 342 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 343 { 344 if (IS_FC(isp)) { 345 struct isp_fc *fc = ISP_FC_PC(isp, chan); 346 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 347 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 348 if (wasfrozen && fc->simqfrozen == 0) { 349 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan); 350 xpt_release_simq(fc->sim, 1); 351 } 352 } 353 } 354 355 356 static int 357 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 358 { 359 ispsoftc_t *isp; 360 int nr, chan, retval = ENOTTY; 361 362 isp = dev->si_drv1; 363 364 switch (c) { 365 case ISP_SDBLEV: 366 { 367 int olddblev = isp->isp_dblev; 368 isp->isp_dblev = *(int *)addr; 369 *(int *)addr = olddblev; 370 retval = 0; 371 break; 372 } 373 case ISP_GETROLE: 374 chan = *(int *)addr; 375 if (chan < 0 || chan >= isp->isp_nchan) { 376 retval = -ENXIO; 377 break; 378 } 379 if (IS_FC(isp)) { 380 *(int *)addr = FCPARAM(isp, chan)->role; 381 } else { 382 *(int *)addr = SDPARAM(isp, chan)->role; 383 } 384 retval = 0; 385 break; 386 case ISP_SETROLE: 387 nr = *(int *)addr; 388 chan = nr >> 8; 389 if (chan < 0 || chan >= isp->isp_nchan) { 390 retval = -ENXIO; 391 break; 392 } 393 nr &= 0xff; 394 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 395 retval = EINVAL; 396 break; 397 } 398 if (IS_FC(isp)) { 399 /* 400 * We don't really support dual role at present on FC cards. 401 * 402 * We should, but a bunch of things are currently broken, 403 * so don't allow it. 404 */ 405 if (nr == ISP_ROLE_BOTH) { 406 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 407 retval = EINVAL; 408 break; 409 } 410 *(int *)addr = FCPARAM(isp, chan)->role; 411 #ifdef ISP_INTERNAL_TARGET 412 ISP_LOCK(isp); 413 retval = isp_fc_change_role(isp, chan, nr); 414 ISP_UNLOCK(isp); 415 #else 416 FCPARAM(isp, chan)->role = nr; 417 #endif 418 } else { 419 *(int *)addr = SDPARAM(isp, chan)->role; 420 SDPARAM(isp, chan)->role = nr; 421 } 422 retval = 0; 423 break; 424 425 case ISP_RESETHBA: 426 ISP_LOCK(isp); 427 #ifdef ISP_TARGET_MODE 428 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 429 #endif 430 isp_reinit(isp, 0); 431 ISP_UNLOCK(isp); 432 retval = 0; 433 break; 434 435 case ISP_RESCAN: 436 if (IS_FC(isp)) { 437 chan = *(int *)addr; 438 if (chan < 0 || chan >= isp->isp_nchan) { 439 retval = -ENXIO; 440 break; 441 } 442 ISP_LOCK(isp); 443 if (isp_fc_runstate(isp, chan, 5 * 1000000)) { 444 retval = EIO; 445 } else { 446 retval = 0; 447 } 448 ISP_UNLOCK(isp); 449 } 450 break; 451 452 case ISP_FC_LIP: 453 if (IS_FC(isp)) { 454 chan = *(int *)addr; 455 if (chan < 0 || chan >= isp->isp_nchan) { 456 retval = -ENXIO; 457 break; 458 } 459 ISP_LOCK(isp); 460 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 461 retval = EIO; 462 } else { 463 retval = 0; 464 } 465 ISP_UNLOCK(isp); 466 } 467 break; 468 case ISP_FC_GETDINFO: 469 { 470 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 471 fcportdb_t *lp; 472 473 if (IS_SCSI(isp)) { 474 break; 475 } 476 if (ifc->loopid >= MAX_FC_TARG) { 477 retval = EINVAL; 478 break; 479 } 480 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 481 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) { 482 ifc->role = lp->roles; 483 ifc->loopid = lp->handle; 484 ifc->portid = lp->portid; 485 ifc->node_wwn = lp->node_wwn; 486 ifc->port_wwn = lp->port_wwn; 487 retval = 0; 488 } else { 489 retval = ENODEV; 490 } 491 break; 492 } 493 case ISP_GET_STATS: 494 { 495 isp_stats_t *sp = (isp_stats_t *) addr; 496 497 ISP_MEMZERO(sp, sizeof (*sp)); 498 sp->isp_stat_version = ISP_STATS_VERSION; 499 sp->isp_type = isp->isp_type; 500 sp->isp_revision = isp->isp_revision; 501 ISP_LOCK(isp); 502 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 503 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 504 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 505 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 506 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 507 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 508 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 509 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 510 ISP_UNLOCK(isp); 511 retval = 0; 512 break; 513 } 514 case ISP_CLR_STATS: 515 ISP_LOCK(isp); 516 isp->isp_intcnt = 0; 517 isp->isp_intbogus = 0; 518 isp->isp_intmboxc = 0; 519 isp->isp_intoasync = 0; 520 isp->isp_rsltccmplt = 0; 521 isp->isp_fphccmplt = 0; 522 isp->isp_rscchiwater = 0; 523 isp->isp_fpcchiwater = 0; 524 ISP_UNLOCK(isp); 525 retval = 0; 526 break; 527 case ISP_FC_GETHINFO: 528 { 529 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 530 int chan = hba->fc_channel; 531 532 if (chan < 0 || chan >= isp->isp_nchan) { 533 retval = ENXIO; 534 break; 535 } 536 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 537 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 538 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 539 hba->fc_nchannels = isp->isp_nchan; 540 if (IS_FC(isp)) { 541 hba->fc_nports = MAX_FC_TARG; 542 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 543 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 544 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 545 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 546 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 547 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 548 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 549 } else { 550 hba->fc_nports = MAX_TARGETS; 551 hba->fc_speed = 0; 552 hba->fc_topology = 0; 553 hba->nvram_node_wwn = 0ull; 554 hba->nvram_port_wwn = 0ull; 555 hba->active_node_wwn = 0ull; 556 hba->active_port_wwn = 0ull; 557 } 558 retval = 0; 559 break; 560 } 561 case ISP_TSK_MGMT: 562 { 563 int needmarker; 564 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 565 uint16_t loopid; 566 mbreg_t mbs; 567 568 if (IS_SCSI(isp)) { 569 break; 570 } 571 572 chan = fct->chan; 573 if (chan < 0 || chan >= isp->isp_nchan) { 574 retval = -ENXIO; 575 break; 576 } 577 578 needmarker = retval = 0; 579 loopid = fct->loopid; 580 ISP_LOCK(isp); 581 if (IS_24XX(isp)) { 582 uint8_t local[QENTRY_LEN]; 583 isp24xx_tmf_t *tmf; 584 isp24xx_statusreq_t *sp; 585 fcparam *fcp = FCPARAM(isp, chan); 586 fcportdb_t *lp; 587 int i; 588 589 for (i = 0; i < MAX_FC_TARG; i++) { 590 lp = &fcp->portdb[i]; 591 if (lp->handle == loopid) { 592 break; 593 } 594 } 595 if (i == MAX_FC_TARG) { 596 retval = ENXIO; 597 ISP_UNLOCK(isp); 598 break; 599 } 600 /* XXX VALIDATE LP XXX */ 601 tmf = (isp24xx_tmf_t *) local; 602 ISP_MEMZERO(tmf, QENTRY_LEN); 603 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 604 tmf->tmf_header.rqs_entry_count = 1; 605 tmf->tmf_nphdl = lp->handle; 606 tmf->tmf_delay = 2; 607 tmf->tmf_timeout = 2; 608 tmf->tmf_tidlo = lp->portid; 609 tmf->tmf_tidhi = lp->portid >> 16; 610 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan); 611 tmf->tmf_lun[1] = fct->lun & 0xff; 612 if (fct->lun >= 256) { 613 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8); 614 } 615 switch (fct->action) { 616 case IPT_CLEAR_ACA: 617 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA; 618 break; 619 case IPT_TARGET_RESET: 620 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET; 621 needmarker = 1; 622 break; 623 case IPT_LUN_RESET: 624 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET; 625 needmarker = 1; 626 break; 627 case IPT_CLEAR_TASK_SET: 628 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 629 needmarker = 1; 630 break; 631 case IPT_ABORT_TASK_SET: 632 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 633 needmarker = 1; 634 break; 635 default: 636 retval = EINVAL; 637 break; 638 } 639 if (retval) { 640 ISP_UNLOCK(isp); 641 break; 642 } 643 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000); 644 mbs.param[1] = QENTRY_LEN; 645 mbs.param[2] = DMA_WD1(fcp->isp_scdma); 646 mbs.param[3] = DMA_WD0(fcp->isp_scdma); 647 mbs.param[6] = DMA_WD3(fcp->isp_scdma); 648 mbs.param[7] = DMA_WD2(fcp->isp_scdma); 649 650 if (FC_SCRATCH_ACQUIRE(isp, chan)) { 651 ISP_UNLOCK(isp); 652 retval = ENOMEM; 653 break; 654 } 655 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch); 656 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN, chan); 657 sp = (isp24xx_statusreq_t *) local; 658 sp->req_completion_status = 1; 659 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 660 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan); 661 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp); 662 FC_SCRATCH_RELEASE(isp, chan); 663 if (retval || sp->req_completion_status != 0) { 664 FC_SCRATCH_RELEASE(isp, chan); 665 retval = EIO; 666 } 667 if (retval == 0) { 668 if (needmarker) { 669 fcp->sendmarker = 1; 670 } 671 } 672 } else { 673 MBSINIT(&mbs, 0, MBLOGALL, 0); 674 if (ISP_CAP_2KLOGIN(isp) == 0) { 675 loopid <<= 8; 676 } 677 switch (fct->action) { 678 case IPT_CLEAR_ACA: 679 mbs.param[0] = MBOX_CLEAR_ACA; 680 mbs.param[1] = loopid; 681 mbs.param[2] = fct->lun; 682 break; 683 case IPT_TARGET_RESET: 684 mbs.param[0] = MBOX_TARGET_RESET; 685 mbs.param[1] = loopid; 686 needmarker = 1; 687 break; 688 case IPT_LUN_RESET: 689 mbs.param[0] = MBOX_LUN_RESET; 690 mbs.param[1] = loopid; 691 mbs.param[2] = fct->lun; 692 needmarker = 1; 693 break; 694 case IPT_CLEAR_TASK_SET: 695 mbs.param[0] = MBOX_CLEAR_TASK_SET; 696 mbs.param[1] = loopid; 697 mbs.param[2] = fct->lun; 698 needmarker = 1; 699 break; 700 case IPT_ABORT_TASK_SET: 701 mbs.param[0] = MBOX_ABORT_TASK_SET; 702 mbs.param[1] = loopid; 703 mbs.param[2] = fct->lun; 704 needmarker = 1; 705 break; 706 default: 707 retval = EINVAL; 708 break; 709 } 710 if (retval == 0) { 711 if (needmarker) { 712 FCPARAM(isp, chan)->sendmarker = 1; 713 } 714 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 715 if (retval) { 716 retval = EIO; 717 } 718 } 719 } 720 ISP_UNLOCK(isp); 721 break; 722 } 723 default: 724 break; 725 } 726 return (retval); 727 } 728 729 static void 730 isp_intr_enable(void *arg) 731 { 732 int chan; 733 ispsoftc_t *isp = arg; 734 ISP_LOCK(isp); 735 for (chan = 0; chan < isp->isp_nchan; chan++) { 736 if (IS_FC(isp)) { 737 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 738 ISP_ENABLE_INTS(isp); 739 break; 740 } 741 } else { 742 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) { 743 ISP_ENABLE_INTS(isp); 744 break; 745 } 746 } 747 } 748 isp->isp_osinfo.ehook_active = 0; 749 ISP_UNLOCK(isp); 750 /* Release our hook so that the boot can continue. */ 751 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 752 } 753 754 /* 755 * Local Inlines 756 */ 757 758 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 759 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 760 761 static ISP_INLINE int 762 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 763 { 764 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 765 if (ISP_PCMD(ccb) == NULL) { 766 return (-1); 767 } 768 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 769 return (0); 770 } 771 772 static ISP_INLINE void 773 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 774 { 775 ((struct isp_pcmd *)ISP_PCMD(ccb))->next = isp->isp_osinfo.pcmd_free; 776 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 777 ISP_PCMD(ccb) = NULL; 778 } 779 /* 780 * Put the target mode functions here, because some are inlines 781 */ 782 783 #ifdef ISP_TARGET_MODE 784 static ISP_INLINE void isp_tmlock(ispsoftc_t *, const char *); 785 static ISP_INLINE void isp_tmunlk(ispsoftc_t *); 786 static ISP_INLINE int is_any_lun_enabled(ispsoftc_t *, int); 787 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 788 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 789 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 790 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 791 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 792 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 793 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 794 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 795 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 796 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 797 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 798 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 799 static void isp_enable_lun(ispsoftc_t *, union ccb *); 800 static cam_status isp_enable_deferred_luns(ispsoftc_t *, int); 801 static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t); 802 static void isp_disable_lun(ispsoftc_t *, union ccb *); 803 static int isp_enable_target_mode(ispsoftc_t *, int); 804 static int isp_disable_target_mode(ispsoftc_t *, int); 805 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 806 static timeout_t isp_refire_putback_atio; 807 static void isp_complete_ctio(union ccb *); 808 static void isp_target_putback_atio(union ccb *); 809 static void isp_target_start_ctio(ispsoftc_t *, union ccb *); 810 static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 811 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 812 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 813 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 814 static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 815 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 816 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 817 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 818 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 819 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 820 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 821 822 static ISP_INLINE void 823 isp_tmlock(ispsoftc_t *isp, const char *msg) 824 { 825 while (isp->isp_osinfo.tmbusy) { 826 isp->isp_osinfo.tmwanted = 1; 827 mtx_sleep(isp, &isp->isp_lock, PRIBIO, msg, 0); 828 } 829 isp->isp_osinfo.tmbusy = 1; 830 } 831 832 static ISP_INLINE void 833 isp_tmunlk(ispsoftc_t *isp) 834 { 835 isp->isp_osinfo.tmbusy = 0; 836 if (isp->isp_osinfo.tmwanted) { 837 isp->isp_osinfo.tmwanted = 0; 838 wakeup(isp); 839 } 840 } 841 842 static ISP_INLINE int 843 is_any_lun_enabled(ispsoftc_t *isp, int bus) 844 { 845 struct tslist *lhp; 846 int i; 847 848 for (i = 0; i < LUN_HASH_SIZE; i++) { 849 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 850 if (SLIST_FIRST(lhp)) 851 return (1); 852 } 853 return (0); 854 } 855 856 static ISP_INLINE int 857 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 858 { 859 tstate_t *tptr; 860 struct tslist *lhp; 861 862 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 863 SLIST_FOREACH(tptr, lhp, next) { 864 if (xpt_path_lun_id(tptr->owner) == lun) { 865 return (1); 866 } 867 } 868 return (0); 869 } 870 871 static void 872 dump_tstates(ispsoftc_t *isp, int bus) 873 { 874 int i, j; 875 struct tslist *lhp; 876 tstate_t *tptr = NULL; 877 878 if (bus >= isp->isp_nchan) { 879 return; 880 } 881 for (i = 0; i < LUN_HASH_SIZE; i++) { 882 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 883 j = 0; 884 SLIST_FOREACH(tptr, lhp, next) { 885 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 886 j++; 887 } 888 } 889 } 890 891 static ISP_INLINE tstate_t * 892 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 893 { 894 tstate_t *tptr = NULL; 895 struct tslist *lhp; 896 int i; 897 898 if (bus < isp->isp_nchan) { 899 for (i = 0; i < LUN_HASH_SIZE; i++) { 900 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 901 SLIST_FOREACH(tptr, lhp, next) { 902 if (xpt_path_lun_id(tptr->owner) == lun) { 903 tptr->hold++; 904 return (tptr); 905 } 906 } 907 } 908 } 909 return (NULL); 910 } 911 912 static ISP_INLINE tstate_t * 913 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 914 { 915 tstate_t *tptr = NULL; 916 atio_private_data_t *atp; 917 struct tslist *lhp; 918 int i; 919 920 if (bus < isp->isp_nchan && tagval != 0) { 921 for (i = 0; i < LUN_HASH_SIZE; i++) { 922 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 923 SLIST_FOREACH(tptr, lhp, next) { 924 atp = isp_get_atpd(isp, tptr, tagval); 925 if (atp && atp->tag == tagval) { 926 tptr->hold++; 927 return (tptr); 928 } 929 } 930 } 931 } 932 return (NULL); 933 } 934 935 static ISP_INLINE inot_private_data_t * 936 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 937 { 938 inot_private_data_t *ntp; 939 tstate_t *tptr; 940 struct tslist *lhp; 941 int bus, i; 942 943 for (bus = 0; bus < isp->isp_nchan; bus++) { 944 for (i = 0; i < LUN_HASH_SIZE; i++) { 945 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 946 SLIST_FOREACH(tptr, lhp, next) { 947 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 948 if (ntp) { 949 *rslt = tptr; 950 tptr->hold++; 951 return (ntp); 952 } 953 } 954 } 955 } 956 return (NULL); 957 } 958 959 static ISP_INLINE void 960 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 961 { 962 KASSERT((tptr->hold), ("tptr not held")); 963 tptr->hold--; 964 } 965 966 static void 967 isp_tmcmd_restart(ispsoftc_t *isp) 968 { 969 inot_private_data_t *ntp; 970 tstate_t *tptr; 971 struct tslist *lhp; 972 int bus, i; 973 974 for (bus = 0; bus < isp->isp_nchan; bus++) { 975 for (i = 0; i < LUN_HASH_SIZE; i++) { 976 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 977 SLIST_FOREACH(tptr, lhp, next) { 978 inot_private_data_t *restart_queue = tptr->restart_queue; 979 tptr->restart_queue = NULL; 980 while (restart_queue) { 981 ntp = restart_queue; 982 restart_queue = ntp->rd.nt.nt_hba; 983 if (IS_24XX(isp)) { 984 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 985 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 986 } else { 987 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 988 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 989 } 990 isp_put_ntpd(isp, tptr, ntp); 991 if (tptr->restart_queue && restart_queue != NULL) { 992 ntp = tptr->restart_queue; 993 tptr->restart_queue = restart_queue; 994 while (restart_queue->rd.nt.nt_hba) { 995 restart_queue = restart_queue->rd.nt.nt_hba; 996 } 997 restart_queue->rd.nt.nt_hba = ntp; 998 break; 999 } 1000 } 1001 } 1002 } 1003 } 1004 } 1005 1006 static ISP_INLINE atio_private_data_t * 1007 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1008 { 1009 atio_private_data_t *atp; 1010 1011 if (tag == 0) { 1012 atp = tptr->atfree; 1013 if (atp) { 1014 tptr->atfree = atp->next; 1015 } 1016 return (atp); 1017 } 1018 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1019 if (atp->tag == tag) { 1020 return (atp); 1021 } 1022 } 1023 return (NULL); 1024 } 1025 1026 static ISP_INLINE void 1027 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 1028 { 1029 atp->tag = 0; 1030 atp->dead = 0; 1031 atp->next = tptr->atfree; 1032 tptr->atfree = atp; 1033 } 1034 1035 static void 1036 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 1037 { 1038 atio_private_data_t *atp; 1039 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1040 1041 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1042 if (atp->tag == 0) { 1043 continue; 1044 } 1045 xpt_print(tptr->owner, "ATP: [0x%x] origdlen %u bytes_xfrd %u last_xfr %u lun %u nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s\n", 1046 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->last_xframt, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 1047 } 1048 } 1049 1050 1051 static ISP_INLINE inot_private_data_t * 1052 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1053 { 1054 inot_private_data_t *ntp; 1055 ntp = tptr->ntfree; 1056 if (ntp) { 1057 tptr->ntfree = ntp->next; 1058 } 1059 return (ntp); 1060 } 1061 1062 static ISP_INLINE inot_private_data_t * 1063 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1064 { 1065 inot_private_data_t *ntp; 1066 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1067 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1068 return (ntp); 1069 } 1070 } 1071 return (NULL); 1072 } 1073 1074 static ISP_INLINE void 1075 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1076 { 1077 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1078 ntp->next = tptr->ntfree; 1079 tptr->ntfree = ntp; 1080 } 1081 1082 static cam_status 1083 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1084 { 1085 cam_status status; 1086 lun_id_t lun; 1087 struct tslist *lhp; 1088 tstate_t *tptr; 1089 int i; 1090 1091 lun = xpt_path_lun_id(path); 1092 if (lun != CAM_LUN_WILDCARD) { 1093 if (lun >= ISP_MAX_LUNS(isp)) { 1094 return (CAM_LUN_INVALID); 1095 } 1096 } 1097 if (is_lun_enabled(isp, bus, lun)) { 1098 return (CAM_LUN_ALRDY_ENA); 1099 } 1100 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1101 if (tptr == NULL) { 1102 return (CAM_RESRC_UNAVAIL); 1103 } 1104 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1105 if (status != CAM_REQ_CMP) { 1106 free(tptr, M_DEVBUF); 1107 return (status); 1108 } 1109 SLIST_INIT(&tptr->atios); 1110 SLIST_INIT(&tptr->inots); 1111 for (i = 0; i < ATPDPSIZE-1; i++) { 1112 tptr->atpool[i].next = &tptr->atpool[i+1]; 1113 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1114 } 1115 tptr->atfree = tptr->atpool; 1116 tptr->ntfree = tptr->ntpool; 1117 tptr->hold = 1; 1118 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1119 SLIST_INSERT_HEAD(lhp, tptr, next); 1120 *rslt = tptr; 1121 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1122 return (CAM_REQ_CMP); 1123 } 1124 1125 static ISP_INLINE void 1126 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1127 { 1128 struct tslist *lhp; 1129 1130 KASSERT((tptr->hold != 0), ("tptr is not held")); 1131 KASSERT((tptr->hold == 1), ("tptr still held (%d)", tptr->hold)); 1132 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); 1133 SLIST_REMOVE(lhp, tptr, tstate, next); 1134 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "destroyed tstate\n"); 1135 xpt_free_path(tptr->owner); 1136 free(tptr, M_DEVBUF); 1137 } 1138 1139 /* 1140 * Enable a lun. 1141 */ 1142 static void 1143 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1144 { 1145 tstate_t *tptr = NULL; 1146 int bus, tm_enabled, target_role; 1147 target_id_t target; 1148 lun_id_t lun; 1149 1150 1151 /* 1152 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun 1153 */ 1154 bus = XS_CHANNEL(ccb); 1155 target = ccb->ccb_h.target_id; 1156 lun = ccb->ccb_h.target_lun; 1157 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "enabling lun %u\n", lun); 1158 if (target != CAM_TARGET_WILDCARD && target != 0) { 1159 ccb->ccb_h.status = CAM_TID_INVALID; 1160 xpt_done(ccb); 1161 return; 1162 } 1163 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1164 ccb->ccb_h.status = CAM_LUN_INVALID; 1165 xpt_done(ccb); 1166 return; 1167 } 1168 1169 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1170 ccb->ccb_h.status = CAM_LUN_INVALID; 1171 xpt_done(ccb); 1172 return; 1173 } 1174 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1175 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1176 } 1177 1178 /* 1179 * Wait until we're not busy with the lun enables subsystem 1180 */ 1181 isp_tmlock(isp, "isp_enable_lun"); 1182 1183 /* 1184 * This is as a good a place as any to check f/w capabilities. 1185 */ 1186 1187 if (IS_FC(isp)) { 1188 if (ISP_CAP_TMODE(isp) == 0) { 1189 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n"); 1190 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1191 goto done; 1192 } 1193 /* 1194 * We *could* handle non-SCCLUN f/w, but we'd have to 1195 * dork with our already fragile enable/disable code. 1196 */ 1197 if (ISP_CAP_SCCFW(isp) == 0) { 1198 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n"); 1199 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1200 goto done; 1201 } 1202 1203 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1204 1205 } else { 1206 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1207 } 1208 1209 /* 1210 * Create the state pointer. 1211 * It should not already exist. 1212 */ 1213 tptr = get_lun_statep(isp, bus, lun); 1214 if (tptr) { 1215 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1216 goto done; 1217 } 1218 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1219 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1220 goto done; 1221 } 1222 1223 /* 1224 * We have a tricky maneuver to perform here. 1225 * 1226 * If target mode isn't already enabled here, 1227 * *and* our current role includes target mode, 1228 * we enable target mode here. 1229 * 1230 */ 1231 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1232 if (tm_enabled == 0 && target_role != 0) { 1233 if (isp_enable_target_mode(isp, bus)) { 1234 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1235 destroy_lun_state(isp, tptr); 1236 tptr = NULL; 1237 goto done; 1238 } 1239 tm_enabled = 1; 1240 } 1241 1242 /* 1243 * Now check to see whether this bus is in target mode already. 1244 * 1245 * If not, a later role change into target mode will finish the job. 1246 */ 1247 if (tm_enabled == 0) { 1248 ISP_SET_PC(isp, bus, tm_enable_defer, 1); 1249 ccb->ccb_h.status = CAM_REQ_CMP; 1250 xpt_print(ccb->ccb_h.path, "Target Mode not enabled yet- lun enable deferred\n"); 1251 goto done; 1252 } 1253 1254 /* 1255 * Enable the lun. 1256 */ 1257 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun); 1258 1259 done: 1260 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1261 if (tptr) { 1262 destroy_lun_state(isp, tptr); 1263 tptr = NULL; 1264 } 1265 } else { 1266 tptr->enabled = 1; 1267 } 1268 if (tptr) { 1269 rls_lun_statep(isp, tptr); 1270 } 1271 1272 /* 1273 * And we're outta here.... 1274 */ 1275 isp_tmunlk(isp); 1276 xpt_done(ccb); 1277 } 1278 1279 static cam_status 1280 isp_enable_deferred_luns(ispsoftc_t *isp, int bus) 1281 { 1282 tstate_t *tptr = NULL; 1283 struct tslist *lhp; 1284 int i, n; 1285 1286 ISP_GET_PC(isp, bus, tm_enabled, i); 1287 if (i == 1) { 1288 return (CAM_REQ_CMP); 1289 } 1290 ISP_GET_PC(isp, bus, tm_enable_defer, i); 1291 if (i == 0) { 1292 return (CAM_REQ_CMP); 1293 } 1294 /* 1295 * If this succeeds, it will set tm_enable 1296 */ 1297 if (isp_enable_target_mode(isp, bus)) { 1298 return (CAM_REQ_CMP_ERR); 1299 } 1300 isp_tmlock(isp, "isp_enable_deferred_luns"); 1301 for (n = i = 0; i < LUN_HASH_SIZE; i++) { 1302 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 1303 SLIST_FOREACH(tptr, lhp, next) { 1304 tptr->hold++; 1305 if (tptr->enabled == 0) { 1306 if (isp_enable_deferred(isp, bus, xpt_path_lun_id(tptr->owner)) == 0) { 1307 tptr->enabled = 1; 1308 n++; 1309 } 1310 } else { 1311 n++; 1312 } 1313 tptr->hold--; 1314 } 1315 } 1316 isp_tmunlk(isp); 1317 if (n == 0) { 1318 return (CAM_REQ_CMP_ERR); 1319 } 1320 ISP_SET_PC(isp, bus, tm_enable_defer, 0); 1321 return (CAM_REQ_CMP); 1322 } 1323 1324 static cam_status 1325 isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun) 1326 { 1327 cam_status status; 1328 int luns_already_enabled = ISP_FC_PC(isp, bus)->tm_luns_enabled; 1329 1330 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %u", __func__, bus, lun); 1331 if (IS_24XX(isp) || (IS_FC(isp) && luns_already_enabled)) { 1332 status = CAM_REQ_CMP; 1333 } else { 1334 int cmd_cnt, not_cnt; 1335 1336 if (IS_23XX(isp)) { 1337 cmd_cnt = DFLT_CMND_CNT; 1338 not_cnt = DFLT_INOT_CNT; 1339 } else { 1340 cmd_cnt = 64; 1341 not_cnt = 8; 1342 } 1343 status = CAM_REQ_INPROG; 1344 isp->isp_osinfo.rptr = &status; 1345 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, DFLT_CMND_CNT, DFLT_INOT_CNT)) { 1346 status = CAM_RESRC_UNAVAIL; 1347 } else { 1348 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0); 1349 } 1350 isp->isp_osinfo.rptr = NULL; 1351 } 1352 if (status == CAM_REQ_CMP) { 1353 ISP_SET_PC(isp, bus, tm_luns_enabled, 1); 1354 isp_prt(isp, ISP_LOGCONFIG|ISP_LOGTINFO, "bus %d lun %u now enabled for target mode", bus, lun); 1355 } 1356 return (status); 1357 } 1358 1359 static void 1360 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1361 { 1362 tstate_t *tptr = NULL; 1363 int bus; 1364 cam_status status; 1365 target_id_t target; 1366 lun_id_t lun; 1367 1368 bus = XS_CHANNEL(ccb); 1369 target = ccb->ccb_h.target_id; 1370 lun = ccb->ccb_h.target_lun; 1371 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "disabling lun %u\n", lun); 1372 if (target != CAM_TARGET_WILDCARD && target != 0) { 1373 ccb->ccb_h.status = CAM_TID_INVALID; 1374 xpt_done(ccb); 1375 return; 1376 } 1377 1378 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1379 ccb->ccb_h.status = CAM_LUN_INVALID; 1380 xpt_done(ccb); 1381 return; 1382 } 1383 1384 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1385 ccb->ccb_h.status = CAM_LUN_INVALID; 1386 xpt_done(ccb); 1387 return; 1388 } 1389 1390 /* 1391 * See if we're busy disabling a lun now. 1392 */ 1393 isp_tmlock(isp, "isp_disable_lun"); 1394 status = CAM_REQ_INPROG; 1395 1396 /* 1397 * Find the state pointer. 1398 */ 1399 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1400 status = CAM_PATH_INVALID; 1401 goto done; 1402 } 1403 1404 /* 1405 * If we're a 24XX card, we're done. 1406 */ 1407 if (IS_24XX(isp)) { 1408 status = CAM_REQ_CMP; 1409 goto done; 1410 } 1411 1412 /* 1413 * For SCC FW, we only deal with lun zero. 1414 */ 1415 if (IS_FC(isp)) { 1416 lun = 0; 1417 } 1418 isp->isp_osinfo.rptr = &status; 1419 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) { 1420 status = CAM_RESRC_UNAVAIL; 1421 } else { 1422 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0); 1423 } 1424 isp->isp_osinfo.rptr = NULL; 1425 done: 1426 if (status == CAM_REQ_CMP) { 1427 tptr->enabled = 0; 1428 /* 1429 * If we have no more luns enabled for this bus, delete all tracked wwns for it (if we are FC) 1430 * and disable target mode. 1431 */ 1432 if (is_any_lun_enabled(isp, bus) == 0) { 1433 isp_del_all_wwn_entries(isp, bus); 1434 if (isp_disable_target_mode(isp, bus)) { 1435 status = CAM_REQ_CMP_ERR; 1436 } 1437 } 1438 } 1439 ccb->ccb_h.status = status; 1440 if (status == CAM_REQ_CMP) { 1441 xpt_print(ccb->ccb_h.path, "lun now disabled for target mode\n"); 1442 destroy_lun_state(isp, tptr); 1443 } else { 1444 if (tptr) 1445 rls_lun_statep(isp, tptr); 1446 } 1447 isp_tmunlk(isp); 1448 xpt_done(ccb); 1449 } 1450 1451 static int 1452 isp_enable_target_mode(ispsoftc_t *isp, int bus) 1453 { 1454 int tm_enabled; 1455 1456 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1457 if (tm_enabled != 0) { 1458 return (0); 1459 } 1460 if (IS_SCSI(isp)) { 1461 mbreg_t mbs; 1462 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1463 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 1464 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG; 1465 mbs.param[2] = bus << 7; 1466 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1467 isp_prt(isp, ISP_LOGERR, "Unable to enable Target Role on Bus %d", bus); 1468 return (EIO); 1469 } 1470 } 1471 ISP_SET_PC(isp, bus, tm_enabled, 1); 1472 isp_prt(isp, ISP_LOGINFO, "Target Role enabled on Bus %d", bus); 1473 return (0); 1474 } 1475 1476 static int 1477 isp_disable_target_mode(ispsoftc_t *isp, int bus) 1478 { 1479 int tm_enabled; 1480 1481 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1482 if (tm_enabled == 0) { 1483 return (0); 1484 } 1485 if (IS_SCSI(isp)) { 1486 mbreg_t mbs; 1487 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1488 mbs.param[2] = bus << 7; 1489 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1490 isp_prt(isp, ISP_LOGERR, "Unable to disable Target Role on Bus %d", bus); 1491 return (EIO); 1492 } 1493 } 1494 ISP_SET_PC(isp, bus, tm_enabled, 0); 1495 isp_prt(isp, ISP_LOGINFO, "Target Role disabled onon Bus %d", bus); 1496 return (0); 1497 } 1498 1499 static void 1500 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1501 { 1502 uint32_t *rptr; 1503 1504 rptr = isp->isp_osinfo.rptr; 1505 if (lep->le_status != LUN_OK) { 1506 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status); 1507 if (rptr) { 1508 *rptr = CAM_REQ_CMP_ERR; 1509 wakeup_one(rptr); 1510 } 1511 } else { 1512 if (rptr) { 1513 *rptr = CAM_REQ_CMP; 1514 wakeup_one(rptr); 1515 } 1516 } 1517 } 1518 1519 static void 1520 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb) 1521 { 1522 void *qe; 1523 tstate_t *tptr; 1524 atio_private_data_t *atp; 1525 struct ccb_scsiio *cso = &ccb->csio; 1526 uint32_t dmaresult, handle; 1527 uint8_t local[QENTRY_LEN]; 1528 1529 /* 1530 * Do some sanity checks. 1531 */ 1532 if (cso->dxfer_len == 0) { 1533 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1534 xpt_print(ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1535 ccb->ccb_h.status = CAM_REQ_INVALID; 1536 xpt_done(ccb); 1537 return; 1538 } 1539 } 1540 1541 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1542 if (tptr == NULL) { 1543 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1544 if (tptr == NULL) { 1545 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find tstate pointer in %s\n", __func__, cso->tag_id); 1546 dump_tstates(isp, XS_CHANNEL(ccb)); 1547 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1548 xpt_done(ccb); 1549 return; 1550 } 1551 } 1552 1553 atp = isp_get_atpd(isp, tptr, cso->tag_id); 1554 if (atp == NULL) { 1555 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find private data adjunct\n", __func__, cso->tag_id); 1556 isp_dump_atpd(isp, tptr); 1557 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1558 xpt_done(ccb); 1559 return; 1560 } 1561 if (atp->dead) { 1562 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO for a dead command\n", __func__, cso->tag_id); 1563 ccb->ccb_h.status = CAM_REQ_ABORTED; 1564 xpt_done(ccb); 1565 return; 1566 } 1567 1568 /* 1569 * Check to make sure we're still in target mode. 1570 */ 1571 if ((FCPARAM(isp, XS_CHANNEL(ccb))->role & ISP_ROLE_TARGET) == 0) { 1572 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode\n", __func__, cso->tag_id); 1573 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1574 xpt_done(ccb); 1575 return; 1576 } 1577 1578 /* 1579 * Get some resources 1580 */ 1581 if (isp_get_pcmd(isp, ccb)) { 1582 rls_lun_statep(isp, tptr); 1583 xpt_print(ccb->ccb_h.path, "out of PCMDs\n"); 1584 cam_freeze_devq(ccb->ccb_h.path); 1585 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1586 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1587 xpt_done(ccb); 1588 return; 1589 } 1590 qe = isp_getrqentry(isp); 1591 if (qe == NULL) { 1592 xpt_print(ccb->ccb_h.path, rqo, __func__); 1593 cam_freeze_devq(ccb->ccb_h.path); 1594 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1595 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1596 goto out; 1597 } 1598 memset(local, 0, QENTRY_LEN); 1599 1600 /* 1601 * We're either moving data or completing a command here. 1602 */ 1603 if (IS_24XX(isp)) { 1604 ct7_entry_t *cto = (ct7_entry_t *) local; 1605 1606 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1607 cto->ct_header.rqs_entry_count = 1; 1608 cto->ct_header.rqs_seqno = 1; 1609 cto->ct_nphdl = atp->nphdl; 1610 cto->ct_rxid = atp->tag; 1611 cto->ct_iid_lo = atp->portid; 1612 cto->ct_iid_hi = atp->portid >> 16; 1613 cto->ct_oxid = atp->oxid; 1614 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1615 cto->ct_scsi_status = cso->scsi_status; 1616 cto->ct_timeout = 120; 1617 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1618 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1619 cto->ct_flags |= CT7_SENDSTATUS; 1620 } 1621 if (cso->dxfer_len == 0) { 1622 cto->ct_flags |= CT7_FLAG_MODE1 | CT7_NO_DATA; 1623 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1624 int m = min(cso->sense_len, sizeof (struct scsi_sense_data)); 1625 cto->rsp.m1.ct_resplen = cto->ct_senselen = min(m, MAXRESPLEN_24XX); 1626 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, cto->ct_senselen); 1627 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1628 } 1629 } else { 1630 cto->ct_flags |= CT7_FLAG_MODE0; 1631 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1632 cto->ct_flags |= CT7_DATA_IN; 1633 } else { 1634 cto->ct_flags |= CT7_DATA_OUT; 1635 } 1636 cto->rsp.m0.reloff = atp->bytes_xfered; 1637 /* 1638 * Don't overrun the limits placed on us 1639 */ 1640 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1641 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1642 } 1643 atp->last_xframt = cso->dxfer_len; 1644 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1645 } 1646 if (cto->ct_flags & CT7_SENDSTATUS) { 1647 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1648 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1649 if (cto->ct_resid < 0) { 1650 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1651 } else if (cto->ct_resid > 0) { 1652 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1653 } 1654 atp->state = ATPD_STATE_LAST_CTIO; 1655 ISP_PATH_PRT(isp, lvl, cso->ccb_h.path, "%s: CTIO7[%x] CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u\n", __func__, cto->ct_rxid, 1656 atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1657 } else { 1658 cto->ct_resid = 0; 1659 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, cso->ccb_h.path, "%s: CTIO7[%x] flags %x xfrlen %u offset %u\n", __func__, cto->ct_rxid, cto->ct_flags, 1660 cso->dxfer_len, atp->bytes_xfered); 1661 atp->state = ATPD_STATE_CTIO; 1662 } 1663 } else if (IS_FC(isp)) { 1664 ct2_entry_t *cto = (ct2_entry_t *) local; 1665 1666 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1667 cto->ct_header.rqs_entry_count = 1; 1668 cto->ct_header.rqs_seqno = 1; 1669 if (ISP_CAP_2KLOGIN(isp) == 0) { 1670 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1671 } else { 1672 cto->ct_iid = cso->init_id; 1673 if (ISP_CAP_SCCFW(isp) == 0) { 1674 cto->ct_lun = ccb->ccb_h.target_lun; 1675 } 1676 } 1677 1678 1679 cto->ct_rxid = cso->tag_id; 1680 if (cso->dxfer_len == 0) { 1681 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA | CT2_SENDSTATUS; 1682 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1683 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered; 1684 if (cto->ct_resid < 0) { 1685 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1686 } else if (cto->ct_resid > 0) { 1687 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1688 } 1689 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1690 int m = min(cso->sense_len, MAXRESPLEN); 1691 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, m); 1692 cto->rsp.m1.ct_senselen = m; 1693 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1694 } else if (cso->scsi_status == SCSI_STATUS_CHECK_COND) { 1695 /* 1696 * XXX: DEBUG 1697 */ 1698 xpt_print(ccb->ccb_h.path, "CHECK CONDITION being sent without associated SENSE DATA for CDB=0x%x\n", atp->cdb0); 1699 } 1700 } else { 1701 cto->ct_flags |= CT2_FLAG_MODE0; 1702 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1703 cto->ct_flags |= CT2_DATA_IN; 1704 } else { 1705 cto->ct_flags |= CT2_DATA_OUT; 1706 } 1707 cto->ct_reloff = atp->bytes_xfered; 1708 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1709 /* 1710 * Don't overrun the limits placed on us 1711 */ 1712 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1713 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1714 } 1715 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 1716 cto->ct_flags |= CT2_SENDSTATUS; 1717 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 1718 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1719 if (cto->ct_resid < 0) { 1720 cto->rsp.m0.ct_scsi_status |= CT2_DATA_OVER; 1721 } else if (cto->ct_resid > 0) { 1722 cto->rsp.m0.ct_scsi_status |= CT2_DATA_UNDER; 1723 } 1724 } else { 1725 atp->last_xframt = cso->dxfer_len; 1726 } 1727 /* 1728 * If we're sending data and status back together, 1729 * we can't also send back sense data as well. 1730 */ 1731 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1732 } 1733 1734 if (cto->ct_flags & CT2_SENDSTATUS) { 1735 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1736 cto->ct_flags |= CT2_CCINCR; 1737 atp->state = ATPD_STATE_LAST_CTIO; 1738 ISP_PATH_PRT(isp, lvl, cso->ccb_h.path, "%s: CTIO2[%x] CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u\n", __func__, cto->ct_rxid, 1739 atp->cdb0, cto->rsp.m0.ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1740 } else { 1741 cto->ct_resid = 0; 1742 atp->state = ATPD_STATE_CTIO; 1743 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO2[%x] flags %x xfrlen %u offset %u\n", __func__, cto->ct_rxid, cto->ct_flags, 1744 cso->dxfer_len, atp->bytes_xfered); 1745 } 1746 cto->ct_timeout = 10; 1747 } else { 1748 ct_entry_t *cto = (ct_entry_t *) local; 1749 1750 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1751 cto->ct_header.rqs_entry_count = 1; 1752 cto->ct_header.rqs_seqno = 1; 1753 cto->ct_iid = cso->init_id; 1754 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1755 cto->ct_tgt = ccb->ccb_h.target_id; 1756 cto->ct_lun = ccb->ccb_h.target_lun; 1757 cto->ct_fwhandle = cso->tag_id >> 16; 1758 if (AT_HAS_TAG(cso->tag_id)) { 1759 cto->ct_tag_val = cso->tag_id; 1760 cto->ct_flags |= CT_TQAE; 1761 } 1762 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1763 cto->ct_flags |= CT_NODISC; 1764 } 1765 if (cso->dxfer_len == 0) { 1766 cto->ct_flags |= CT_NO_DATA; 1767 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1768 cto->ct_flags |= CT_DATA_IN; 1769 } else { 1770 cto->ct_flags |= CT_DATA_OUT; 1771 } 1772 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1773 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1774 cto->ct_scsi_status = cso->scsi_status; 1775 cto->ct_resid = cso->resid; 1776 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO[%x] scsi status %x resid %d tag_id %x\n", __func__, 1777 cto->ct_fwhandle, cso->scsi_status, cso->resid, cso->tag_id); 1778 } 1779 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1780 cto->ct_timeout = 10; 1781 } 1782 1783 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 1784 xpt_print(ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1785 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1786 goto out; 1787 } 1788 1789 1790 /* 1791 * Call the dma setup routines for this entry (and any subsequent 1792 * CTIOs) if there's data to move, and then tell the f/w it's got 1793 * new things to play with. As with isp_start's usage of DMA setup, 1794 * any swizzling is done in the machine dependent layer. Because 1795 * of this, we put the request onto the queue area first in native 1796 * format. 1797 */ 1798 1799 if (IS_24XX(isp)) { 1800 ct7_entry_t *cto = (ct7_entry_t *) local; 1801 cto->ct_syshandle = handle; 1802 } else if (IS_FC(isp)) { 1803 ct2_entry_t *cto = (ct2_entry_t *) local; 1804 cto->ct_syshandle = handle; 1805 } else { 1806 ct_entry_t *cto = (ct_entry_t *) local; 1807 cto->ct_syshandle = handle; 1808 } 1809 1810 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1811 if (dmaresult == CMD_QUEUED) { 1812 isp->isp_nactive++; 1813 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1814 rls_lun_statep(isp, tptr); 1815 return; 1816 } 1817 if (dmaresult == CMD_EAGAIN) { 1818 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1819 } else { 1820 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1821 } 1822 isp_destroy_tgt_handle(isp, handle); 1823 out: 1824 rls_lun_statep(isp, tptr); 1825 isp_free_pcmd(isp, ccb); 1826 xpt_done(ccb); 1827 } 1828 1829 static void 1830 isp_refire_putback_atio(void *arg) 1831 { 1832 union ccb *ccb = arg; 1833 ispsoftc_t *isp = XS_ISP(ccb); 1834 ISP_LOCK(isp); 1835 isp_target_putback_atio(ccb); 1836 ISP_UNLOCK(isp); 1837 } 1838 1839 static void 1840 isp_target_putback_atio(union ccb *ccb) 1841 { 1842 ispsoftc_t *isp; 1843 struct ccb_scsiio *cso; 1844 void *qe; 1845 1846 isp = XS_ISP(ccb); 1847 1848 qe = isp_getrqentry(isp); 1849 if (qe == NULL) { 1850 xpt_print(ccb->ccb_h.path, rqo, __func__); 1851 (void) timeout(isp_refire_putback_atio, ccb, 10); 1852 return; 1853 } 1854 memset(qe, 0, QENTRY_LEN); 1855 cso = &ccb->csio; 1856 if (IS_FC(isp)) { 1857 at2_entry_t local, *at = &local; 1858 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1859 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1860 at->at_header.rqs_entry_count = 1; 1861 if (ISP_CAP_SCCFW(isp)) { 1862 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1863 } else { 1864 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1865 } 1866 at->at_status = CT_OK; 1867 at->at_rxid = cso->tag_id; 1868 at->at_iid = cso->ccb_h.target_id; 1869 isp_put_atio2(isp, at, qe); 1870 } else { 1871 at_entry_t local, *at = &local; 1872 ISP_MEMZERO(at, sizeof (at_entry_t)); 1873 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1874 at->at_header.rqs_entry_count = 1; 1875 at->at_iid = cso->init_id; 1876 at->at_iid |= XS_CHANNEL(ccb) << 7; 1877 at->at_tgt = cso->ccb_h.target_id; 1878 at->at_lun = cso->ccb_h.target_lun; 1879 at->at_status = CT_OK; 1880 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1881 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1882 isp_put_atio(isp, at, qe); 1883 } 1884 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1885 ISP_SYNC_REQUEST(isp); 1886 isp_complete_ctio(ccb); 1887 } 1888 1889 static void 1890 isp_complete_ctio(union ccb *ccb) 1891 { 1892 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1893 ccb->ccb_h.status |= CAM_REQ_CMP; 1894 } 1895 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1896 isp_free_pcmd(XS_ISP(ccb), ccb); 1897 xpt_done(ccb); 1898 } 1899 1900 /* 1901 * Handle ATIO stuff that the generic code can't. 1902 * This means handling CDBs. 1903 */ 1904 1905 static void 1906 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 1907 { 1908 tstate_t *tptr; 1909 int status, bus; 1910 struct ccb_accept_tio *atiop; 1911 atio_private_data_t *atp; 1912 1913 /* 1914 * The firmware status (except for the QLTM_SVALID bit) 1915 * indicates why this ATIO was sent to us. 1916 * 1917 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1918 * 1919 * If the DISCONNECTS DISABLED bit is set in the flags field, 1920 * we're still connected on the SCSI bus. 1921 */ 1922 status = aep->at_status; 1923 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1924 /* 1925 * Bus Phase Sequence error. We should have sense data 1926 * suggested by the f/w. I'm not sure quite yet what 1927 * to do about this for CAM. 1928 */ 1929 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1930 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1931 return; 1932 } 1933 if ((status & ~QLTM_SVALID) != AT_CDB) { 1934 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status); 1935 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1936 return; 1937 } 1938 1939 bus = GET_BUS_VAL(aep->at_iid); 1940 tptr = get_lun_statep(isp, bus, aep->at_lun); 1941 if (tptr == NULL) { 1942 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1943 if (tptr == NULL) { 1944 /* 1945 * Because we can't autofeed sense data back with 1946 * a command for parallel SCSI, we can't give back 1947 * a CHECK CONDITION. We'll give back a BUSY status 1948 * instead. This works out okay because the only 1949 * time we should, in fact, get this, is in the 1950 * case that somebody configured us without the 1951 * blackhole driver, so they get what they deserve. 1952 */ 1953 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1954 return; 1955 } 1956 } 1957 1958 atp = isp_get_atpd(isp, tptr, 0); 1959 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1960 if (atiop == NULL || atp == NULL) { 1961 /* 1962 * Because we can't autofeed sense data back with 1963 * a command for parallel SCSI, we can't give back 1964 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1965 * instead. This works out okay because the only time we 1966 * should, in fact, get this, is in the case that we've 1967 * run out of ATIOS. 1968 */ 1969 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" : 1970 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid); 1971 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1972 if (atp) { 1973 isp_put_atpd(isp, tptr, atp); 1974 } 1975 rls_lun_statep(isp, tptr); 1976 return; 1977 } 1978 atp->tag = aep->at_tag_val; 1979 if (atp->tag == 0) { 1980 atp->tag = ~0; 1981 } 1982 atp->state = ATPD_STATE_ATIO; 1983 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1984 tptr->atio_count--; 1985 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 1986 atiop->ccb_h.target_id = aep->at_tgt; 1987 atiop->ccb_h.target_lun = aep->at_lun; 1988 if (aep->at_flags & AT_NODISC) { 1989 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1990 } else { 1991 atiop->ccb_h.flags = 0; 1992 } 1993 1994 if (status & QLTM_SVALID) { 1995 size_t amt = ISP_MIN(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1996 atiop->sense_len = amt; 1997 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1998 } else { 1999 atiop->sense_len = 0; 2000 } 2001 2002 atiop->init_id = GET_IID_VAL(aep->at_iid); 2003 atiop->cdb_len = aep->at_cdblen; 2004 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 2005 atiop->ccb_h.status = CAM_CDB_RECVD; 2006 /* 2007 * Construct a tag 'id' based upon tag value (which may be 0..255) 2008 * and the handle (which we have to preserve). 2009 */ 2010 atiop->tag_id = atp->tag; 2011 if (aep->at_flags & AT_TQAE) { 2012 atiop->tag_action = aep->at_tag_type; 2013 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 2014 } 2015 atp->orig_datalen = 0; 2016 atp->bytes_xfered = 0; 2017 atp->last_xframt = 0; 2018 atp->lun = aep->at_lun; 2019 atp->nphdl = aep->at_iid; 2020 atp->portid = PORT_NONE; 2021 atp->oxid = 0; 2022 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2023 atp->tattr = aep->at_tag_type; 2024 atp->state = ATPD_STATE_CAM; 2025 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO[%x] CDB=0x%x lun %d\n", aep->at_tag_val, atp->cdb0, atp->lun); 2026 rls_lun_statep(isp, tptr); 2027 } 2028 2029 static void 2030 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 2031 { 2032 lun_id_t lun; 2033 fcportdb_t *lp; 2034 tstate_t *tptr; 2035 struct ccb_accept_tio *atiop; 2036 uint16_t nphdl; 2037 atio_private_data_t *atp; 2038 inot_private_data_t *ntp; 2039 2040 /* 2041 * The firmware status (except for the QLTM_SVALID bit) 2042 * indicates why this ATIO was sent to us. 2043 * 2044 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 2045 */ 2046 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 2047 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 2048 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2049 return; 2050 } 2051 2052 if (ISP_CAP_SCCFW(isp)) { 2053 lun = aep->at_scclun; 2054 } else { 2055 lun = aep->at_lun; 2056 } 2057 if (ISP_CAP_2KLOGIN(isp)) { 2058 nphdl = ((at2e_entry_t *)aep)->at_iid; 2059 } else { 2060 nphdl = aep->at_iid; 2061 } 2062 tptr = get_lun_statep(isp, 0, lun); 2063 if (tptr == NULL) { 2064 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2065 if (tptr == NULL) { 2066 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d", aep->at_rxid, lun); 2067 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2068 return; 2069 } 2070 } 2071 2072 /* 2073 * Start any commands pending resources first. 2074 */ 2075 if (tptr->restart_queue) { 2076 inot_private_data_t *restart_queue = tptr->restart_queue; 2077 tptr->restart_queue = NULL; 2078 while (restart_queue) { 2079 ntp = restart_queue; 2080 restart_queue = ntp->rd.nt.nt_hba; 2081 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 2082 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 2083 isp_put_ntpd(isp, tptr, ntp); 2084 /* 2085 * If a recursion caused the restart queue to start to fill again, 2086 * stop and splice the new list on top of the old list and restore 2087 * it and go to noresrc. 2088 */ 2089 if (tptr->restart_queue) { 2090 ntp = tptr->restart_queue; 2091 tptr->restart_queue = restart_queue; 2092 while (restart_queue->rd.nt.nt_hba) { 2093 restart_queue = restart_queue->rd.nt.nt_hba; 2094 } 2095 restart_queue->rd.nt.nt_hba = ntp; 2096 goto noresrc; 2097 } 2098 } 2099 } 2100 2101 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2102 if (atiop == NULL) { 2103 goto noresrc; 2104 } 2105 2106 atp = isp_get_atpd(isp, tptr, 0); 2107 if (atp == NULL) { 2108 goto noresrc; 2109 } 2110 2111 atp->tag = aep->at_rxid; 2112 atp->state = ATPD_STATE_ATIO; 2113 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2114 tptr->atio_count--; 2115 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2116 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid; 2117 atiop->ccb_h.target_lun = lun; 2118 2119 /* 2120 * We don't get 'suggested' sense data as we do with SCSI cards. 2121 */ 2122 atiop->sense_len = 0; 2123 if (ISP_CAP_2KLOGIN(isp)) { 2124 /* 2125 * NB: We could not possibly have 2K logins if we 2126 * NB: also did not have SCC FW. 2127 */ 2128 atiop->init_id = ((at2e_entry_t *)aep)->at_iid; 2129 } else { 2130 atiop->init_id = aep->at_iid; 2131 } 2132 2133 /* 2134 * If we're not in the port database, add ourselves. 2135 */ 2136 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) { 2137 uint64_t iid = 2138 (((uint64_t) aep->at_wwpn[0]) << 48) | 2139 (((uint64_t) aep->at_wwpn[1]) << 32) | 2140 (((uint64_t) aep->at_wwpn[2]) << 16) | 2141 (((uint64_t) aep->at_wwpn[3]) << 0); 2142 /* 2143 * However, make sure we delete ourselves if otherwise 2144 * we were there but at a different loop id. 2145 */ 2146 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) { 2147 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid); 2148 } 2149 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY); 2150 } 2151 atiop->cdb_len = ATIO2_CDBLEN; 2152 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 2153 atiop->ccb_h.status = CAM_CDB_RECVD; 2154 atiop->tag_id = atp->tag; 2155 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 2156 case ATIO2_TC_ATTR_SIMPLEQ: 2157 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2158 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2159 break; 2160 case ATIO2_TC_ATTR_HEADOFQ: 2161 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2162 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2163 break; 2164 case ATIO2_TC_ATTR_ORDERED: 2165 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2166 atiop->tag_action = MSG_ORDERED_Q_TAG; 2167 break; 2168 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 2169 case ATIO2_TC_ATTR_UNTAGGED: 2170 default: 2171 atiop->tag_action = 0; 2172 break; 2173 } 2174 2175 atp->orig_datalen = aep->at_datalen; 2176 atp->bytes_xfered = 0; 2177 atp->last_xframt = 0; 2178 atp->lun = lun; 2179 atp->nphdl = atiop->init_id; 2180 atp->sid = PORT_ANY; 2181 atp->oxid = aep->at_oxid; 2182 atp->cdb0 = aep->at_cdb[0]; 2183 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2184 atp->state = ATPD_STATE_CAM; 2185 xpt_done((union ccb *)atiop); 2186 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO2[%x] CDB=0x%x lun %d datalen %u\n", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2187 rls_lun_statep(isp, tptr); 2188 return; 2189 noresrc: 2190 ntp = isp_get_ntpd(isp, tptr); 2191 if (ntp == NULL) { 2192 rls_lun_statep(isp, tptr); 2193 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 2194 return; 2195 } 2196 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2197 ntp->rd.nt.nt_hba = tptr->restart_queue; 2198 tptr->restart_queue = ntp; 2199 rls_lun_statep(isp, tptr); 2200 } 2201 2202 static void 2203 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2204 { 2205 int cdbxlen; 2206 uint16_t lun, chan, nphdl = NIL_HANDLE; 2207 uint32_t did, sid; 2208 uint64_t wwn = INI_NONE; 2209 fcportdb_t *lp; 2210 tstate_t *tptr; 2211 struct ccb_accept_tio *atiop; 2212 atio_private_data_t *atp = NULL; 2213 inot_private_data_t *ntp; 2214 2215 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2216 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2217 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1]; 2218 2219 /* 2220 * Find the N-port handle, and Virtual Port Index for this command. 2221 * 2222 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2223 * We also, as a matter of course, need to know the WWN of the initiator too. 2224 */ 2225 if (ISP_CAP_MULTI_ID(isp)) { 2226 /* 2227 * Find the right channel based upon D_ID 2228 */ 2229 isp_find_chan_by_did(isp, did, &chan); 2230 2231 if (chan == ISP_NOCHAN) { 2232 NANOTIME_T now; 2233 2234 /* 2235 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2236 * It's a bit tricky here as we need to stash this command *somewhere*. 2237 */ 2238 GET_NANOTIME(&now); 2239 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2240 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2241 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2242 return; 2243 } 2244 tptr = get_lun_statep(isp, 0, 0); 2245 if (tptr == NULL) { 2246 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2247 if (tptr == NULL) { 2248 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); 2249 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2250 return; 2251 } 2252 } 2253 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2254 goto noresrc; 2255 } 2256 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); 2257 } else { 2258 chan = 0; 2259 } 2260 2261 /* 2262 * Find the PDB entry for this initiator 2263 */ 2264 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) { 2265 /* 2266 * If we're not in the port database terminate the exchange. 2267 */ 2268 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", 2269 __func__, aep->at_rxid, did, chan, sid); 2270 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2271 return; 2272 } 2273 nphdl = lp->handle; 2274 wwn = lp->port_wwn; 2275 2276 /* 2277 * Get the tstate pointer 2278 */ 2279 tptr = get_lun_statep(isp, chan, lun); 2280 if (tptr == NULL) { 2281 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2282 if (tptr == NULL) { 2283 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d or wildcard", aep->at_rxid, lun); 2284 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2285 return; 2286 } 2287 } 2288 2289 /* 2290 * Start any commands pending resources first. 2291 */ 2292 if (tptr->restart_queue) { 2293 inot_private_data_t *restart_queue = tptr->restart_queue; 2294 tptr->restart_queue = NULL; 2295 while (restart_queue) { 2296 ntp = restart_queue; 2297 restart_queue = ntp->rd.nt.nt_hba; 2298 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2299 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2300 isp_put_ntpd(isp, tptr, ntp); 2301 /* 2302 * If a recursion caused the restart queue to start to fill again, 2303 * stop and splice the new list on top of the old list and restore 2304 * it and go to noresrc. 2305 */ 2306 if (tptr->restart_queue) { 2307 if (restart_queue) { 2308 ntp = tptr->restart_queue; 2309 tptr->restart_queue = restart_queue; 2310 while (restart_queue->rd.nt.nt_hba) { 2311 restart_queue = restart_queue->rd.nt.nt_hba; 2312 } 2313 restart_queue->rd.nt.nt_hba = ntp; 2314 } 2315 goto noresrc; 2316 } 2317 } 2318 } 2319 2320 /* 2321 * If the f/w is out of resources, just send a BUSY status back. 2322 */ 2323 if (aep->at_rxid == AT7_NORESRC_RXID) { 2324 rls_lun_statep(isp, tptr); 2325 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2326 return; 2327 } 2328 2329 /* 2330 * If we're out of resources, just send a BUSY status back. 2331 */ 2332 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2333 if (atiop == NULL) { 2334 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2335 goto noresrc; 2336 } 2337 2338 atp = isp_get_atpd(isp, tptr, 0); 2339 if (atp == NULL) { 2340 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2341 goto noresrc; 2342 } 2343 if (isp_get_atpd(isp, tptr, aep->at_rxid)) { 2344 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)\n", 2345 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id); 2346 /* 2347 * It's not a "no resource" condition- but we can treat it like one 2348 */ 2349 goto noresrc; 2350 } 2351 2352 atp->tag = aep->at_rxid; 2353 atp->state = ATPD_STATE_ATIO; 2354 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2355 tptr->atio_count--; 2356 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2357 atiop->init_id = nphdl; 2358 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2359 atiop->ccb_h.target_lun = lun; 2360 atiop->sense_len = 0; 2361 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2362 if (cdbxlen) { 2363 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2364 } 2365 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2366 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2367 atiop->cdb_len = cdbxlen; 2368 atiop->ccb_h.status = CAM_CDB_RECVD; 2369 atiop->tag_id = atp->tag; 2370 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2371 case FCP_CMND_TASK_ATTR_SIMPLE: 2372 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2373 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2374 break; 2375 case FCP_CMND_TASK_ATTR_HEAD: 2376 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2377 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2378 break; 2379 case FCP_CMND_TASK_ATTR_ORDERED: 2380 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2381 atiop->tag_action = MSG_ORDERED_Q_TAG; 2382 break; 2383 default: 2384 /* FALLTHROUGH */ 2385 case FCP_CMND_TASK_ATTR_ACA: 2386 case FCP_CMND_TASK_ATTR_UNTAGGED: 2387 atiop->tag_action = 0; 2388 break; 2389 } 2390 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2391 atp->bytes_xfered = 0; 2392 atp->last_xframt = 0; 2393 atp->lun = lun; 2394 atp->nphdl = nphdl; 2395 atp->portid = sid; 2396 atp->oxid = aep->at_hdr.ox_id; 2397 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2398 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2399 atp->state = ATPD_STATE_CAM; 2400 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO7[%x] CDB=0x%x lun %d datalen %u\n", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2401 xpt_done((union ccb *)atiop); 2402 rls_lun_statep(isp, tptr); 2403 return; 2404 noresrc: 2405 if (atp) { 2406 isp_put_atpd(isp, tptr, atp); 2407 } 2408 ntp = isp_get_ntpd(isp, tptr); 2409 if (ntp == NULL) { 2410 rls_lun_statep(isp, tptr); 2411 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2412 return; 2413 } 2414 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2415 ntp->rd.nt.nt_hba = tptr->restart_queue; 2416 tptr->restart_queue = ntp; 2417 rls_lun_statep(isp, tptr); 2418 } 2419 2420 static void 2421 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2422 { 2423 union ccb *ccb; 2424 int sentstatus, ok, notify_cam, resid = 0; 2425 tstate_t *tptr = NULL; 2426 atio_private_data_t *atp = NULL; 2427 int bus; 2428 uint32_t tval, handle; 2429 2430 /* 2431 * CTIO handles are 16 bits. 2432 * CTIO2 and CTIO7 are 32 bits. 2433 */ 2434 2435 if (IS_SCSI(isp)) { 2436 handle = ((ct_entry_t *)arg)->ct_syshandle; 2437 } else { 2438 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2439 } 2440 ccb = isp_find_xs_tgt(isp, handle); 2441 if (ccb == NULL) { 2442 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2443 return; 2444 } 2445 isp_destroy_tgt_handle(isp, handle); 2446 bus = XS_CHANNEL(ccb); 2447 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2448 if (tptr == NULL) { 2449 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2450 } 2451 KASSERT((tptr != NULL), ("cannot get state pointer")); 2452 if (isp->isp_nactive) { 2453 isp->isp_nactive++; 2454 } 2455 if (IS_24XX(isp)) { 2456 ct7_entry_t *ct = arg; 2457 2458 atp = isp_get_atpd(isp, tptr, ct->ct_rxid); 2459 if (atp == NULL) { 2460 rls_lun_statep(isp, tptr); 2461 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid); 2462 return; 2463 } 2464 2465 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2466 ok = (ct->ct_nphdl == CT7_OK); 2467 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2468 ccb->ccb_h.status |= CAM_SENT_SENSE; 2469 } 2470 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2471 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2472 resid = ct->ct_resid; 2473 atp->bytes_xfered += (atp->last_xframt - resid); 2474 atp->last_xframt = 0; 2475 } 2476 if (ct->ct_nphdl == CT_HBA_RESET) { 2477 ok = 0; 2478 notify_cam = 1; 2479 sentstatus = 1; 2480 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2481 } else if (!ok) { 2482 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2483 } 2484 tval = atp->tag; 2485 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2486 ct->ct_rxid, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2487 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */ 2488 } else if (IS_FC(isp)) { 2489 ct2_entry_t *ct = arg; 2490 2491 atp = isp_get_atpd(isp, tptr, ct->ct_rxid); 2492 if (atp == NULL) { 2493 rls_lun_statep(isp, tptr); 2494 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid); 2495 return; 2496 } 2497 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2498 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2499 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2500 ccb->ccb_h.status |= CAM_SENT_SENSE; 2501 } 2502 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2503 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2504 resid = ct->ct_resid; 2505 atp->bytes_xfered += (atp->last_xframt - resid); 2506 atp->last_xframt = 0; 2507 } 2508 if (ct->ct_status == CT_HBA_RESET) { 2509 ok = 0; 2510 notify_cam = 1; 2511 sentstatus = 1; 2512 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2513 } else if (!ok) { 2514 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2515 } 2516 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2517 ct->ct_rxid, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2518 tval = atp->tag; 2519 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */ 2520 } else { 2521 ct_entry_t *ct = arg; 2522 sentstatus = ct->ct_flags & CT_SENDSTATUS; 2523 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2524 /* 2525 * We *ought* to be able to get back to the original ATIO 2526 * here, but for some reason this gets lost. It's just as 2527 * well because it's squirrelled away as part of periph 2528 * private data. 2529 * 2530 * We can live without it as long as we continue to use 2531 * the auto-replenish feature for CTIOs. 2532 */ 2533 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2534 if (ct->ct_status == (CT_HBA_RESET & 0xff)) { 2535 ok = 0; 2536 notify_cam = 1; 2537 sentstatus = 1; 2538 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2539 } else if (!ok) { 2540 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2541 } else if (ct->ct_status & QLTM_SVALID) { 2542 char *sp = (char *)ct; 2543 sp += CTIO_SENSE_OFFSET; 2544 ccb->csio.sense_len = min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 2545 ISP_MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 2546 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 2547 } 2548 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 2549 resid = ct->ct_resid; 2550 } 2551 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] tag %x S_ID 0x%x lun %d sts %x flg %x resid %d %s", __func__, 2552 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID"); 2553 tval = ct->ct_fwhandle; 2554 } 2555 ccb->csio.resid += resid; 2556 2557 /* 2558 * We're here either because intermediate data transfers are done 2559 * and/or the final status CTIO (which may have joined with a 2560 * Data Transfer) is done. 2561 * 2562 * In any case, for this platform, the upper layers figure out 2563 * what to do next, so all we do here is collect status and 2564 * pass information along. Any DMA handles have already been 2565 * freed. 2566 */ 2567 if (notify_cam == 0) { 2568 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval); 2569 return; 2570 } 2571 if (tptr) { 2572 rls_lun_statep(isp, tptr); 2573 } 2574 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", (sentstatus)? " FINAL " : "MIDTERM ", tval); 2575 2576 if (!ok && !IS_24XX(isp)) { 2577 isp_target_putback_atio(ccb); 2578 } else { 2579 isp_complete_ctio(ccb); 2580 } 2581 } 2582 2583 static void 2584 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot) 2585 { 2586 (void) isp_notify_ack(isp, inot); 2587 } 2588 2589 static void 2590 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2591 { 2592 int needack = 1; 2593 switch (inp->in_status) { 2594 case IN_PORT_LOGOUT: 2595 /* 2596 * XXX: Need to delete this initiator's WWN from the database 2597 * XXX: Need to send this LOGOUT upstream 2598 */ 2599 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2600 break; 2601 case IN_PORT_CHANGED: 2602 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2603 break; 2604 case IN_GLOBAL_LOGO: 2605 isp_del_all_wwn_entries(isp, 0); 2606 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2607 break; 2608 case IN_ABORT_TASK: 2609 { 2610 tstate_t *tptr; 2611 uint16_t lun; 2612 uint32_t loopid; 2613 uint64_t wwn; 2614 atio_private_data_t *atp; 2615 fcportdb_t *lp; 2616 struct ccb_immediate_notify *inot = NULL; 2617 2618 if (ISP_CAP_SCCFW(isp)) { 2619 lun = inp->in_scclun; 2620 } else { 2621 lun = inp->in_lun; 2622 } 2623 if (ISP_CAP_2KLOGIN(isp)) { 2624 loopid = ((in_fcentry_e_t *)inp)->in_iid; 2625 } else { 2626 loopid = inp->in_iid; 2627 } 2628 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) { 2629 wwn = lp->port_wwn; 2630 } else { 2631 wwn = INI_ANY; 2632 } 2633 tptr = get_lun_statep(isp, 0, lun); 2634 if (tptr == NULL) { 2635 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2636 if (tptr == NULL) { 2637 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun); 2638 return; 2639 } 2640 } 2641 atp = isp_get_atpd(isp, tptr, inp->in_seqid); 2642 2643 if (atp) { 2644 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2645 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 2646 if (inot) { 2647 tptr->inot_count--; 2648 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2649 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2650 } else { 2651 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "out of INOT structures\n"); 2652 } 2653 } else { 2654 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 2655 } 2656 if (inot) { 2657 isp_notify_t tmp, *nt = &tmp; 2658 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2659 nt->nt_hba = isp; 2660 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2661 nt->nt_wwn = wwn; 2662 nt->nt_nphdl = loopid; 2663 nt->nt_sid = PORT_ANY; 2664 nt->nt_did = PORT_ANY; 2665 nt->nt_lun = lun; 2666 nt->nt_need_ack = 1; 2667 nt->nt_channel = 0; 2668 nt->nt_ncode = NT_ABORT_TASK; 2669 nt->nt_lreserved = inot; 2670 isp_handle_platform_target_tmf(isp, nt); 2671 needack = 0; 2672 } 2673 rls_lun_statep(isp, tptr); 2674 break; 2675 } 2676 default: 2677 break; 2678 } 2679 if (needack) { 2680 (void) isp_notify_ack(isp, inp); 2681 } 2682 } 2683 2684 static void 2685 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2686 { 2687 uint16_t nphdl; 2688 uint32_t portid; 2689 fcportdb_t *lp; 2690 uint8_t *ptr = NULL; 2691 uint64_t wwn; 2692 2693 nphdl = inot->in_nphdl; 2694 if (nphdl != NIL_HANDLE) { 2695 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2696 } else { 2697 portid = PORT_ANY; 2698 } 2699 2700 switch (inot->in_status) { 2701 case IN24XX_ELS_RCVD: 2702 { 2703 char buf[16], *msg; 2704 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2705 2706 /* 2707 * Note that we're just getting notification that an ELS was received 2708 * (possibly with some associated information sent upstream). This is 2709 * *not* the same as being given the ELS frame to accept or reject. 2710 */ 2711 switch (inot->in_status_subcode) { 2712 case LOGO: 2713 msg = "LOGO"; 2714 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2715 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2716 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) | 2717 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) | 2718 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) | 2719 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) | 2720 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) | 2721 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) | 2722 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) | 2723 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7])); 2724 } else { 2725 wwn = INI_ANY; 2726 } 2727 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid); 2728 break; 2729 case PRLO: 2730 msg = "PRLO"; 2731 break; 2732 case PLOGI: 2733 case PRLI: 2734 /* 2735 * Treat PRLI the same as PLOGI and make a database entry for it. 2736 */ 2737 if (inot->in_status_subcode == PLOGI) 2738 msg = "PLOGI"; 2739 else 2740 msg = "PRLI"; 2741 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2742 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2743 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) | 2744 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) | 2745 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) | 2746 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) | 2747 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) | 2748 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) | 2749 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) | 2750 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7])); 2751 } else { 2752 wwn = INI_NONE; 2753 } 2754 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid); 2755 break; 2756 case PDISC: 2757 msg = "PDISC"; 2758 break; 2759 case ADISC: 2760 msg = "ADISC"; 2761 break; 2762 default: 2763 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2764 msg = buf; 2765 break; 2766 } 2767 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2768 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); 2769 break; 2770 } 2771 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, 2772 inot->in_rxid, inot->in_oxid); 2773 (void) isp_notify_ack(isp, inot); 2774 break; 2775 } 2776 2777 case IN24XX_PORT_LOGOUT: 2778 ptr = "PORT LOGOUT"; 2779 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2780 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2781 } 2782 /* FALLTHROUGH */ 2783 case IN24XX_PORT_CHANGED: 2784 if (ptr == NULL) { 2785 ptr = "PORT CHANGED"; 2786 } 2787 /* FALLTHROUGH */ 2788 case IN24XX_LIP_RESET: 2789 if (ptr == NULL) { 2790 ptr = "LIP RESET"; 2791 } 2792 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); 2793 2794 /* 2795 * All subcodes here are irrelevant. What is relevant 2796 * is that we need to terminate all active commands from 2797 * this initiator (known by N-port handle). 2798 */ 2799 /* XXX IMPLEMENT XXX */ 2800 (void) isp_notify_ack(isp, inot); 2801 break; 2802 2803 case IN24XX_LINK_RESET: 2804 case IN24XX_LINK_FAILED: 2805 case IN24XX_SRR_RCVD: 2806 default: 2807 (void) isp_notify_ack(isp, inot); 2808 break; 2809 } 2810 } 2811 2812 static int 2813 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 2814 { 2815 2816 if (isp->isp_state != ISP_RUNSTATE) { 2817 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2818 return (0); 2819 } 2820 2821 /* 2822 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2823 */ 2824 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2825 ct7_entry_t local, *cto = &local; 2826 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2827 fcportdb_t *lp; 2828 uint32_t sid; 2829 uint16_t nphdl; 2830 2831 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2832 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) { 2833 nphdl = lp->handle; 2834 } else { 2835 nphdl = NIL_HANDLE; 2836 } 2837 ISP_MEMZERO(&local, sizeof (local)); 2838 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2839 cto->ct_header.rqs_entry_count = 1; 2840 cto->ct_nphdl = nphdl; 2841 cto->ct_rxid = aep->at_rxid; 2842 cto->ct_vpidx = mp->nt_channel; 2843 cto->ct_iid_lo = sid; 2844 cto->ct_iid_hi = sid >> 16; 2845 cto->ct_oxid = aep->at_hdr.ox_id; 2846 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2847 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2848 return (isp_target_put_entry(isp, &local)); 2849 } 2850 2851 /* 2852 * This case is for a responding to an ABTS frame 2853 */ 2854 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2855 2856 /* 2857 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2858 */ 2859 if (mp->nt_need_ack) { 2860 uint8_t storage[QENTRY_LEN]; 2861 ct7_entry_t *cto = (ct7_entry_t *) storage; 2862 abts_t *abts = (abts_t *)mp->nt_lreserved; 2863 2864 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2865 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2866 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2867 cto->ct_header.rqs_entry_count = 1; 2868 cto->ct_nphdl = mp->nt_nphdl; 2869 cto->ct_rxid = abts->abts_rxid_task; 2870 cto->ct_iid_lo = mp->nt_sid; 2871 cto->ct_iid_hi = mp->nt_sid >> 16; 2872 cto->ct_oxid = abts->abts_ox_id; 2873 cto->ct_vpidx = mp->nt_channel; 2874 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2875 if (isp_target_put_entry(isp, cto)) { 2876 return (ENOMEM); 2877 } 2878 mp->nt_need_ack = 0; 2879 } 2880 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2881 return (ENOMEM); 2882 } else { 2883 return (0); 2884 } 2885 } 2886 2887 /* 2888 * Handle logout cases here 2889 */ 2890 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2891 isp_del_all_wwn_entries(isp, mp->nt_channel); 2892 } 2893 2894 if (mp->nt_ncode == NT_LOGOUT) { 2895 if (!IS_2100(isp) && IS_FC(isp)) { 2896 isp_del_wwn_entries(isp, mp); 2897 } 2898 } 2899 2900 /* 2901 * General purpose acknowledgement 2902 */ 2903 if (mp->nt_need_ack) { 2904 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2905 return (isp_notify_ack(isp, mp->nt_lreserved)); 2906 } 2907 return (0); 2908 } 2909 2910 /* 2911 * Handle task management functions. 2912 * 2913 * We show up here with a notify structure filled out. 2914 * 2915 * The nt_lreserved tag points to the original queue entry 2916 */ 2917 static void 2918 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2919 { 2920 tstate_t *tptr; 2921 fcportdb_t *lp; 2922 struct ccb_immediate_notify *inot; 2923 inot_private_data_t *ntp = NULL; 2924 lun_id_t lun; 2925 2926 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2927 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2928 /* 2929 * NB: This assignment is necessary because of tricky type conversion. 2930 * XXX: This is tricky and I need to check this. If the lun isn't known 2931 * XXX: for the task management function, it does not of necessity follow 2932 * XXX: that it should go up stream to the wildcard listener. 2933 */ 2934 if (notify->nt_lun == LUN_ANY) { 2935 lun = CAM_LUN_WILDCARD; 2936 } else { 2937 lun = notify->nt_lun; 2938 } 2939 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2940 if (tptr == NULL) { 2941 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2942 if (tptr == NULL) { 2943 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2944 goto bad; 2945 } 2946 } 2947 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2948 if (inot == NULL) { 2949 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2950 goto bad; 2951 } 2952 2953 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) { 2954 inot->initiator_id = CAM_TARGET_WILDCARD; 2955 } else { 2956 inot->initiator_id = lp->handle; 2957 } 2958 inot->seq_id = notify->nt_tagval; 2959 inot->tag_id = notify->nt_tagval >> 32; 2960 2961 switch (notify->nt_ncode) { 2962 case NT_ABORT_TASK: 2963 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 2964 inot->arg = MSG_ABORT_TASK; 2965 break; 2966 case NT_ABORT_TASK_SET: 2967 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 2968 inot->arg = MSG_ABORT_TASK_SET; 2969 break; 2970 case NT_CLEAR_ACA: 2971 inot->arg = MSG_CLEAR_ACA; 2972 break; 2973 case NT_CLEAR_TASK_SET: 2974 inot->arg = MSG_CLEAR_TASK_SET; 2975 break; 2976 case NT_LUN_RESET: 2977 inot->arg = MSG_LOGICAL_UNIT_RESET; 2978 break; 2979 case NT_TARGET_RESET: 2980 inot->arg = MSG_TARGET_RESET; 2981 break; 2982 default: 2983 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); 2984 goto bad; 2985 } 2986 2987 ntp = isp_get_ntpd(isp, tptr); 2988 if (ntp == NULL) { 2989 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2990 goto bad; 2991 } 2992 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 2993 if (notify->nt_lreserved) { 2994 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 2995 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 2996 } 2997 ntp->rd.seq_id = notify->nt_tagval; 2998 ntp->rd.tag_id = notify->nt_tagval >> 32; 2999 3000 tptr->inot_count--; 3001 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 3002 rls_lun_statep(isp, tptr); 3003 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 3004 inot->ccb_h.status = CAM_MESSAGE_RECV; 3005 xpt_done((union ccb *)inot); 3006 return; 3007 bad: 3008 if (tptr) { 3009 rls_lun_statep(isp, tptr); 3010 } 3011 if (notify->nt_need_ack && notify->nt_lreserved) { 3012 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 3013 (void) isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM); 3014 } else { 3015 (void) isp_notify_ack(isp, notify->nt_lreserved); 3016 } 3017 } 3018 } 3019 3020 /* 3021 * Find the associated private data and mark it as dead so 3022 * we don't try to work on it any further. 3023 */ 3024 static void 3025 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 3026 { 3027 tstate_t *tptr; 3028 atio_private_data_t *atp; 3029 union ccb *accb = ccb->cab.abort_ccb; 3030 3031 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3032 if (tptr == NULL) { 3033 tptr = get_lun_statep(isp, XS_CHANNEL(accb), CAM_LUN_WILDCARD); 3034 if (tptr == NULL) { 3035 ccb->ccb_h.status = CAM_REQ_INVALID; 3036 return; 3037 } 3038 } 3039 3040 atp = isp_get_atpd(isp, tptr, accb->atio.tag_id); 3041 if (atp == NULL) { 3042 ccb->ccb_h.status = CAM_REQ_INVALID; 3043 } else { 3044 atp->dead = 1; 3045 ccb->ccb_h.status = CAM_REQ_CMP; 3046 } 3047 rls_lun_statep(isp, tptr); 3048 } 3049 3050 static void 3051 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 3052 { 3053 atio_private_data_t *atp; 3054 inot_private_data_t *restart_queue = tptr->restart_queue; 3055 3056 /* 3057 * First, clean any commands pending restart 3058 */ 3059 tptr->restart_queue = NULL; 3060 while (restart_queue) { 3061 uint32_t this_tag_id; 3062 inot_private_data_t *ntp = restart_queue; 3063 3064 restart_queue = ntp->rd.nt.nt_hba; 3065 3066 if (IS_24XX(isp)) { 3067 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 3068 } else { 3069 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 3070 } 3071 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 3072 isp_put_ntpd(isp, tptr, ntp); 3073 } else { 3074 ntp->rd.nt.nt_hba = tptr->restart_queue; 3075 tptr->restart_queue = ntp; 3076 } 3077 } 3078 3079 /* 3080 * Now mark other ones dead as well. 3081 */ 3082 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3083 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3084 atp->dead = 1; 3085 } 3086 } 3087 } 3088 3089 3090 #ifdef ISP_INTERNAL_TARGET 3091 // #define ISP_FORCE_TIMEOUT 1 3092 // #define ISP_TEST_WWNS 1 3093 // #define ISP_TEST_SEPARATE_STATUS 1 3094 3095 #define ccb_data_offset ppriv_field0 3096 #define ccb_atio ppriv_ptr1 3097 #define ccb_inot ppriv_ptr1 3098 3099 #define MAX_ISP_TARG_TRANSFER (2 << 20) 3100 #define NISP_TARG_CMDS 1024 3101 #define NISP_TARG_NOTIFIES 1024 3102 #define DISK_SHIFT 9 3103 #define JUNK_SIZE 256 3104 3105 #ifndef VERIFY_10 3106 #define VERIFY_10 0x2f 3107 #endif 3108 3109 TAILQ_HEAD(ccb_queue, ccb_hdr); 3110 extern u_int vm_kmem_size; 3111 static int ca; 3112 static uint32_t disk_size; 3113 static uint8_t *disk_data = NULL; 3114 static uint8_t *junk_data; 3115 static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data"); 3116 struct isptarg_softc { 3117 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */ 3118 struct ccb_queue work_queue; 3119 struct ccb_queue rework_queue; 3120 struct ccb_queue running_queue; 3121 struct ccb_queue inot_queue; 3122 struct cam_periph *periph; 3123 struct cam_path *path; 3124 ispsoftc_t *isp; 3125 }; 3126 static periph_ctor_t isptargctor; 3127 static periph_dtor_t isptargdtor; 3128 static periph_start_t isptargstart; 3129 static periph_init_t isptarginit; 3130 static void isptarg_done(struct cam_periph *, union ccb *); 3131 static void isptargasync(void *, u_int32_t, struct cam_path *, void *); 3132 3133 3134 static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *); 3135 3136 static struct periph_driver isptargdriver = 3137 { 3138 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), /* generation */ 0 3139 }; 3140 3141 static void 3142 isptarginit(void) 3143 { 3144 } 3145 3146 static void 3147 isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot) 3148 { 3149 struct ccb_notify_acknowledge *ack = &iccb->cna2; 3150 3151 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__, 3152 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg); 3153 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 3154 ack->ccb_h.flags = 0; 3155 ack->ccb_h.retry_count = 0; 3156 ack->ccb_h.cbfcnp = isptarg_done; 3157 ack->ccb_h.timeout = 0; 3158 ack->ccb_h.ccb_inot = inot; 3159 ack->tag_id = inot->tag_id; 3160 ack->seq_id = inot->seq_id; 3161 ack->initiator_id = inot->initiator_id; 3162 xpt_action(iccb); 3163 } 3164 3165 static void 3166 isptargstart(struct cam_periph *periph, union ccb *iccb) 3167 { 3168 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 3169 0x7f, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3170 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3171 'S', 'C', 'S', 'I', ' ', 'N', 'U', 'L', 3172 'L', ' ', 'D', 'E', 'V', 'I', 'C', 'E', 3173 '0', '0', '0', '1' 3174 }; 3175 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = { 3176 0, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3177 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3178 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M', 3179 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K', 3180 '0', '0', '0', '1' 3181 }; 3182 int i, more = 0, last; 3183 struct isptarg_softc *softc = periph->softc; 3184 struct ccb_scsiio *csio; 3185 lun_id_t return_lun; 3186 struct ccb_accept_tio *atio; 3187 uint8_t *cdb, *ptr, status; 3188 uint8_t *data_ptr; 3189 uint32_t data_len, flags; 3190 struct ccb_hdr *ccbh; 3191 3192 mtx_assert(periph->sim->mtx, MA_OWNED); 3193 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, iccb->ccb_h.path, "%s: function code 0x%x INOTQ=%c WORKQ=%c REWORKQ=%c\n", __func__, iccb->ccb_h.func_code, 3194 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n'); 3195 /* 3196 * Check for immediate notifies first 3197 */ 3198 ccbh = TAILQ_FIRST(&softc->inot_queue); 3199 if (ccbh) { 3200 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe); 3201 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) { 3202 xpt_schedule(periph, 1); 3203 } 3204 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh); 3205 return; 3206 } 3207 3208 /* 3209 * Check the rework (continuation) work queue first. 3210 */ 3211 ccbh = TAILQ_FIRST(&softc->rework_queue); 3212 if (ccbh) { 3213 atio = (struct ccb_accept_tio *)ccbh; 3214 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe); 3215 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue); 3216 } else { 3217 ccbh = TAILQ_FIRST(&softc->work_queue); 3218 if (ccbh == NULL) { 3219 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, iccb->ccb_h.path, "%s: woken up but no work?\n", __func__); 3220 xpt_release_ccb(iccb); 3221 return; 3222 } 3223 atio = (struct ccb_accept_tio *)ccbh; 3224 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe); 3225 more = TAILQ_FIRST(&softc->work_queue) != NULL; 3226 atio->ccb_h.ccb_data_offset = 0; 3227 } 3228 3229 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) { 3230 panic("BAD ATIO"); 3231 } 3232 3233 data_ptr = NULL; 3234 data_len = 0; 3235 csio = &iccb->csio; 3236 status = SCSI_STATUS_OK; 3237 flags = CAM_SEND_STATUS; 3238 memset(&atio->sense_data, 0, sizeof (atio->sense_data)); 3239 cdb = atio->cdb_io.cdb_bytes; 3240 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, ccbh->path, "%s: [0x%x] processing ATIO from 0x%x CDB=0x%x data_offset=%u\n", __func__, atio->tag_id, atio->init_id, 3241 cdb[0], atio->ccb_h.ccb_data_offset); 3242 3243 return_lun = XS_LUN(atio); 3244 if (return_lun != 0) { 3245 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]); 3246 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) { 3247 status = SCSI_STATUS_CHECK_COND; 3248 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_ILLEGAL_REQUEST; 3249 SDFIXED(atio->sense_data)->add_sense_code = 0x25; 3250 SDFIXED(atio->sense_data)->add_sense_code_qual = 0x0; 3251 atio->sense_len = SSD_MIN_SIZE; 3252 } 3253 return_lun = CAM_LUN_WILDCARD; 3254 } 3255 3256 switch (cdb[0]) { 3257 case REQUEST_SENSE: 3258 flags |= CAM_DIR_IN; 3259 data_len = sizeof (atio->sense_data); 3260 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE; 3261 memset(junk_data+1, 0, data_len-1); 3262 if (data_len > cdb[4]) { 3263 data_len = cdb[4]; 3264 } 3265 if (data_len) { 3266 data_ptr = junk_data; 3267 } 3268 break; 3269 case READ_6: 3270 case READ_10: 3271 case READ_12: 3272 case READ_16: 3273 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3274 status = SCSI_STATUS_CHECK_COND; 3275 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3276 SDFIXED(atio->sense_data)->add_sense_code = 0x5; 3277 SDFIXED(atio->sense_data)->add_sense_code_qual = 0x24; 3278 atio->sense_len = SSD_MIN_SIZE; 3279 } else { 3280 #ifdef ISP_FORCE_TIMEOUT 3281 { 3282 static int foo; 3283 if (foo++ == 500) { 3284 if (more) { 3285 xpt_schedule(periph, 1); 3286 } 3287 foo = 0; 3288 return; 3289 } 3290 } 3291 #endif 3292 #ifdef ISP_TEST_SEPARATE_STATUS 3293 if (last && data_len) { 3294 last = 0; 3295 } 3296 #endif 3297 if (last == 0) { 3298 flags &= ~CAM_SEND_STATUS; 3299 } 3300 if (data_len) { 3301 atio->ccb_h.ccb_data_offset += data_len; 3302 flags |= CAM_DIR_IN; 3303 } else { 3304 flags |= CAM_DIR_NONE; 3305 } 3306 } 3307 break; 3308 case WRITE_6: 3309 case WRITE_10: 3310 case WRITE_12: 3311 case WRITE_16: 3312 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3313 status = SCSI_STATUS_CHECK_COND; 3314 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3315 SDFIXED(atio->sense_data)->add_sense_code = 0x5; 3316 SDFIXED(atio->sense_data)->add_sense_code_qual = 0x24; 3317 atio->sense_len = SSD_MIN_SIZE; 3318 } else { 3319 #ifdef ISP_FORCE_TIMEOUT 3320 { 3321 static int foo; 3322 if (foo++ == 500) { 3323 if (more) { 3324 xpt_schedule(periph, 1); 3325 } 3326 foo = 0; 3327 return; 3328 } 3329 } 3330 #endif 3331 #ifdef ISP_TEST_SEPARATE_STATUS 3332 if (last && data_len) { 3333 last = 0; 3334 } 3335 #endif 3336 if (last == 0) { 3337 flags &= ~CAM_SEND_STATUS; 3338 } 3339 if (data_len) { 3340 atio->ccb_h.ccb_data_offset += data_len; 3341 flags |= CAM_DIR_OUT; 3342 } else { 3343 flags |= CAM_DIR_NONE; 3344 } 3345 } 3346 break; 3347 case INQUIRY: 3348 flags |= CAM_DIR_IN; 3349 if (cdb[1] || cdb[2] || cdb[3]) { 3350 status = SCSI_STATUS_CHECK_COND; 3351 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3352 SDFIXED(atio->sense_data)->add_sense_code = 0x5; 3353 SDFIXED(atio->sense_data)->add_sense_code_qual = 0x20; 3354 atio->sense_len = SSD_MIN_SIZE; 3355 break; 3356 } 3357 data_len = sizeof (iqd); 3358 if (data_len > cdb[4]) { 3359 data_len = cdb[4]; 3360 } 3361 if (data_len) { 3362 if (XS_LUN(iccb) != 0) { 3363 memcpy(junk_data, niliqd, sizeof (iqd)); 3364 } else { 3365 memcpy(junk_data, iqd, sizeof (iqd)); 3366 } 3367 data_ptr = junk_data; 3368 } 3369 break; 3370 case TEST_UNIT_READY: 3371 flags |= CAM_DIR_NONE; 3372 if (ca) { 3373 ca = 0; 3374 status = SCSI_STATUS_CHECK_COND; 3375 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3376 SDFIXED(atio->sense_data)->add_sense_code = 0x28; 3377 SDFIXED(atio->sense_data)->add_sense_code_qual = 0x0; 3378 atio->sense_len = SSD_MIN_SIZE; 3379 } 3380 break; 3381 case SYNCHRONIZE_CACHE: 3382 case START_STOP: 3383 case RESERVE: 3384 case RELEASE: 3385 case VERIFY_10: 3386 flags |= CAM_DIR_NONE; 3387 break; 3388 3389 case READ_CAPACITY: 3390 flags |= CAM_DIR_IN; 3391 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) { 3392 status = SCSI_STATUS_CHECK_COND; 3393 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3394 SDFIXED(atio->sense_data)->add_sense_code = 0x5; 3395 SDFIXED(atio->sense_data)->add_sense_code_qual = 0x24; 3396 atio->sense_len = SSD_MIN_SIZE; 3397 break; 3398 } 3399 if (cdb[8] & 0x1) { /* PMI */ 3400 junk_data[0] = 0xff; 3401 junk_data[1] = 0xff; 3402 junk_data[2] = 0xff; 3403 junk_data[3] = 0xff; 3404 } else { 3405 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1; 3406 if (last_blk < 0xffffffffULL) { 3407 junk_data[0] = (last_blk >> 24) & 0xff; 3408 junk_data[1] = (last_blk >> 16) & 0xff; 3409 junk_data[2] = (last_blk >> 8) & 0xff; 3410 junk_data[3] = (last_blk) & 0xff; 3411 } else { 3412 junk_data[0] = 0xff; 3413 junk_data[1] = 0xff; 3414 junk_data[2] = 0xff; 3415 junk_data[3] = 0xff; 3416 } 3417 } 3418 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff; 3419 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff; 3420 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff; 3421 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff; 3422 data_ptr = junk_data; 3423 data_len = 8; 3424 break; 3425 case REPORT_LUNS: 3426 flags |= CAM_DIR_IN; 3427 memset(junk_data, 0, JUNK_SIZE); 3428 junk_data[0] = (1 << 3) >> 24; 3429 junk_data[1] = (1 << 3) >> 16; 3430 junk_data[2] = (1 << 3) >> 8; 3431 junk_data[3] = (1 << 3); 3432 ptr = NULL; 3433 for (i = 0; i < 1; i++) { 3434 ptr = &junk_data[8 + (1 << 3)]; 3435 if (i >= 256) { 3436 ptr[0] = 0x40 | ((i >> 8) & 0x3f); 3437 } 3438 ptr[1] = i; 3439 } 3440 data_ptr = junk_data; 3441 data_len = (ptr + 8) - junk_data; 3442 break; 3443 3444 default: 3445 flags |= CAM_DIR_NONE; 3446 status = SCSI_STATUS_CHECK_COND; 3447 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3448 SDFIXED(atio->sense_data)->add_sense_code = 0x5; 3449 SDFIXED(atio->sense_data)->add_sense_code_qual = 0x20; 3450 atio->sense_len = SSD_MIN_SIZE; 3451 break; 3452 } 3453 3454 /* 3455 * If we are done with the transaction, tell the 3456 * controller to send status and perform a CMD_CMPLT. 3457 * If we have associated sense data, see if we can 3458 * send that too. 3459 */ 3460 if (status == SCSI_STATUS_CHECK_COND) { 3461 flags |= CAM_SEND_SENSE; 3462 csio->sense_len = atio->sense_len; 3463 csio->sense_data = atio->sense_data; 3464 flags &= ~CAM_DIR_MASK; 3465 data_len = 0; 3466 data_ptr = NULL; 3467 } 3468 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 0); 3469 iccb->ccb_h.target_id = atio->ccb_h.target_id; 3470 iccb->ccb_h.target_lun = return_lun; 3471 iccb->ccb_h.ccb_atio = atio; 3472 xpt_action(iccb); 3473 3474 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3475 cam_release_devq(periph->path, 0, 0, 0, 0); 3476 atio->ccb_h.status &= ~CAM_DEV_QFRZN; 3477 } 3478 if (more) { 3479 xpt_schedule(periph, 1); 3480 } 3481 } 3482 3483 static cam_status 3484 isptargctor(struct cam_periph *periph, void *arg) 3485 { 3486 struct isptarg_softc *softc; 3487 3488 softc = (struct isptarg_softc *)arg; 3489 periph->softc = softc; 3490 softc->periph = periph; 3491 softc->path = periph->path; 3492 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3493 return (CAM_REQ_CMP); 3494 } 3495 3496 static void 3497 isptargdtor(struct cam_periph *periph) 3498 { 3499 struct isptarg_softc *softc; 3500 softc = (struct isptarg_softc *)periph->softc; 3501 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3502 softc->periph = NULL; 3503 softc->path = NULL; 3504 periph->softc = NULL; 3505 } 3506 3507 static void 3508 isptarg_done(struct cam_periph *periph, union ccb *ccb) 3509 { 3510 struct isptarg_softc *softc; 3511 ispsoftc_t *isp; 3512 struct ccb_accept_tio *atio; 3513 struct ccb_immediate_notify *inot; 3514 cam_status status; 3515 3516 softc = (struct isptarg_softc *)periph->softc; 3517 isp = softc->isp; 3518 status = ccb->ccb_h.status & CAM_STATUS_MASK; 3519 3520 switch (ccb->ccb_h.func_code) { 3521 case XPT_ACCEPT_TARGET_IO: 3522 atio = (struct ccb_accept_tio *) ccb; 3523 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__); 3524 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe); 3525 xpt_schedule(periph, 1); 3526 break; 3527 case XPT_IMMEDIATE_NOTIFY: 3528 inot = (struct ccb_immediate_notify *) ccb; 3529 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__); 3530 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe); 3531 xpt_schedule(periph, 1); 3532 break; 3533 case XPT_CONT_TARGET_IO: 3534 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3535 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3536 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3537 } 3538 atio = ccb->ccb_h.ccb_atio; 3539 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3540 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL); 3541 xpt_action((union ccb *)atio); 3542 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 3543 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO seen in %s\n", atio->tag_id, __func__); 3544 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3545 xpt_schedule(periph, 1); 3546 } else { 3547 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO seen in %s\n", atio->tag_id, __func__); 3548 xpt_action((union ccb *)atio); 3549 } 3550 xpt_release_ccb(ccb); 3551 break; 3552 case XPT_NOTIFY_ACKNOWLEDGE: 3553 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3554 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3555 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3556 } 3557 inot = ccb->ccb_h.ccb_inot; 3558 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "[0x%x] recycle notify for tag 0x%x\n", inot->tag_id, inot->seq_id); 3559 xpt_release_ccb(ccb); 3560 xpt_action((union ccb *)inot); 3561 break; 3562 default: 3563 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code); 3564 break; 3565 } 3566 } 3567 3568 static void 3569 isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg) 3570 { 3571 struct ac_contract *acp = arg; 3572 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data; 3573 3574 if (code != AC_CONTRACT) { 3575 return; 3576 } 3577 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed"); 3578 } 3579 3580 static void 3581 isp_target_thread(ispsoftc_t *isp, int chan) 3582 { 3583 union ccb *ccb = NULL; 3584 int i; 3585 void *wchan; 3586 cam_status status; 3587 struct isptarg_softc *softc = NULL; 3588 struct cam_periph *periph = NULL, *wperiph = NULL; 3589 struct cam_path *path, *wpath; 3590 struct cam_sim *sim; 3591 3592 if (disk_data == NULL) { 3593 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20)); 3594 if (disk_size < (50 << 20)) { 3595 disk_size = 50 << 20; 3596 } 3597 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO); 3598 if (disk_data == NULL) { 3599 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__); 3600 goto out; 3601 } 3602 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20)); 3603 } 3604 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO); 3605 if (junk_data == NULL) { 3606 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__); 3607 goto out; 3608 } 3609 3610 3611 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO); 3612 if (softc == NULL) { 3613 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__); 3614 goto out; 3615 } 3616 TAILQ_INIT(&softc->work_queue); 3617 TAILQ_INIT(&softc->rework_queue); 3618 TAILQ_INIT(&softc->running_queue); 3619 TAILQ_INIT(&softc->inot_queue); 3620 softc->isp = isp; 3621 3622 periphdriver_register(&isptargdriver); 3623 ISP_GET_PC(isp, chan, sim, sim); 3624 ISP_GET_PC(isp, chan, path, path); 3625 status = xpt_create_path_unlocked(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 3626 if (status != CAM_REQ_CMP) { 3627 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__); 3628 return; 3629 } 3630 status = xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), 0, 0); 3631 if (status != CAM_REQ_CMP) { 3632 xpt_free_path(wpath); 3633 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__); 3634 return; 3635 } 3636 3637 ccb = xpt_alloc_ccb(); 3638 3639 ISP_LOCK(isp); 3640 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc); 3641 if (status != CAM_REQ_CMP) { 3642 ISP_UNLOCK(isp); 3643 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__); 3644 goto out; 3645 } 3646 wperiph = cam_periph_find(wpath, "isptarg"); 3647 if (wperiph == NULL) { 3648 ISP_UNLOCK(isp); 3649 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__); 3650 goto out; 3651 } 3652 3653 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc); 3654 if (status != CAM_REQ_CMP) { 3655 ISP_UNLOCK(isp); 3656 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__); 3657 goto out; 3658 } 3659 3660 periph = cam_periph_find(path, "isptarg"); 3661 if (periph == NULL) { 3662 ISP_UNLOCK(isp); 3663 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__); 3664 goto out; 3665 } 3666 3667 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath); 3668 if (status != CAM_REQ_CMP) { 3669 ISP_UNLOCK(isp); 3670 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__); 3671 goto out; 3672 } 3673 3674 ISP_UNLOCK(isp); 3675 3676 ccb = xpt_alloc_ccb(); 3677 3678 /* 3679 * Make sure role is none. 3680 */ 3681 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3682 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3683 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE; 3684 #ifdef ISP_TEST_WWNS 3685 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE | KNOB_VALID_ADDRESS; 3686 ccb->knob.xport_specific.fc.wwnn = 0x508004d000000000ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3687 ccb->knob.xport_specific.fc.wwpn = 0x508004d000000001ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3688 #else 3689 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3690 #endif 3691 3692 ISP_LOCK(isp); 3693 xpt_action(ccb); 3694 ISP_UNLOCK(isp); 3695 3696 /* 3697 * Now enable luns 3698 */ 3699 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3700 ccb->ccb_h.func_code = XPT_EN_LUN; 3701 ccb->cel.enable = 1; 3702 ISP_LOCK(isp); 3703 xpt_action(ccb); 3704 ISP_UNLOCK(isp); 3705 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3706 xpt_free_ccb(ccb); 3707 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3708 goto out; 3709 } 3710 3711 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10); 3712 ccb->ccb_h.func_code = XPT_EN_LUN; 3713 ccb->cel.enable = 1; 3714 ISP_LOCK(isp); 3715 xpt_action(ccb); 3716 ISP_UNLOCK(isp); 3717 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3718 xpt_free_ccb(ccb); 3719 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3720 goto out; 3721 } 3722 xpt_free_ccb(ccb); 3723 3724 /* 3725 * Add resources 3726 */ 3727 ISP_GET_PC_ADDR(isp, chan, target_proc, wchan); 3728 for (i = 0; i < 4; i++) { 3729 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3730 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3731 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3732 ccb->ccb_h.cbfcnp = isptarg_done; 3733 ISP_LOCK(isp); 3734 xpt_action(ccb); 3735 ISP_UNLOCK(isp); 3736 } 3737 for (i = 0; i < NISP_TARG_CMDS; i++) { 3738 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3739 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3740 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3741 ccb->ccb_h.cbfcnp = isptarg_done; 3742 ISP_LOCK(isp); 3743 xpt_action(ccb); 3744 ISP_UNLOCK(isp); 3745 } 3746 for (i = 0; i < 4; i++) { 3747 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3748 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3749 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3750 ccb->ccb_h.cbfcnp = isptarg_done; 3751 ISP_LOCK(isp); 3752 xpt_action(ccb); 3753 ISP_UNLOCK(isp); 3754 } 3755 for (i = 0; i < NISP_TARG_NOTIFIES; i++) { 3756 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3757 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3758 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3759 ccb->ccb_h.cbfcnp = isptarg_done; 3760 ISP_LOCK(isp); 3761 xpt_action(ccb); 3762 ISP_UNLOCK(isp); 3763 } 3764 3765 /* 3766 * Now turn it all back on 3767 */ 3768 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3769 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3770 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3771 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET; 3772 ISP_LOCK(isp); 3773 xpt_action(ccb); 3774 ISP_UNLOCK(isp); 3775 3776 /* 3777 * Okay, while things are still active, sleep... 3778 */ 3779 ISP_LOCK(isp); 3780 for (;;) { 3781 ISP_GET_PC(isp, chan, proc_active, i); 3782 if (i == 0) { 3783 break; 3784 } 3785 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0); 3786 } 3787 ISP_UNLOCK(isp); 3788 3789 out: 3790 if (wperiph) { 3791 cam_periph_invalidate(wperiph); 3792 } 3793 if (periph) { 3794 cam_periph_invalidate(periph); 3795 } 3796 if (junk_data) { 3797 free(junk_data, M_ISPTARG); 3798 } 3799 if (disk_data) { 3800 free(disk_data, M_ISPTARG); 3801 } 3802 if (softc) { 3803 free(softc, M_ISPTARG); 3804 } 3805 xpt_free_path(path); 3806 xpt_free_path(wpath); 3807 } 3808 3809 static void 3810 isp_target_thread_pi(void *arg) 3811 { 3812 struct isp_spi *pi = arg; 3813 isp_target_thread(cam_sim_softc(pi->sim), cam_sim_bus(pi->sim)); 3814 } 3815 3816 static void 3817 isp_target_thread_fc(void *arg) 3818 { 3819 struct isp_fc *fc = arg; 3820 isp_target_thread(cam_sim_softc(fc->sim), cam_sim_bus(fc->sim)); 3821 } 3822 3823 static int 3824 isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp) 3825 { 3826 uint32_t cnt, curcnt; 3827 uint64_t lba; 3828 3829 switch (cdb[0]) { 3830 case WRITE_16: 3831 case READ_16: 3832 cnt = (((uint32_t)cdb[10]) << 24) | 3833 (((uint32_t)cdb[11]) << 16) | 3834 (((uint32_t)cdb[12]) << 8) | 3835 ((uint32_t)cdb[13]); 3836 3837 lba = (((uint64_t)cdb[2]) << 56) | 3838 (((uint64_t)cdb[3]) << 48) | 3839 (((uint64_t)cdb[4]) << 40) | 3840 (((uint64_t)cdb[5]) << 32) | 3841 (((uint64_t)cdb[6]) << 24) | 3842 (((uint64_t)cdb[7]) << 16) | 3843 (((uint64_t)cdb[8]) << 8) | 3844 ((uint64_t)cdb[9]); 3845 break; 3846 case WRITE_12: 3847 case READ_12: 3848 cnt = (((uint32_t)cdb[6]) << 16) | 3849 (((uint32_t)cdb[7]) << 8) | 3850 ((u_int32_t)cdb[8]); 3851 3852 lba = (((uint32_t)cdb[2]) << 24) | 3853 (((uint32_t)cdb[3]) << 16) | 3854 (((uint32_t)cdb[4]) << 8) | 3855 ((uint32_t)cdb[5]); 3856 break; 3857 case WRITE_10: 3858 case READ_10: 3859 cnt = (((uint32_t)cdb[7]) << 8) | 3860 ((u_int32_t)cdb[8]); 3861 3862 lba = (((uint32_t)cdb[2]) << 24) | 3863 (((uint32_t)cdb[3]) << 16) | 3864 (((uint32_t)cdb[4]) << 8) | 3865 ((uint32_t)cdb[5]); 3866 break; 3867 case WRITE_6: 3868 case READ_6: 3869 cnt = cdb[4]; 3870 if (cnt == 0) { 3871 cnt = 256; 3872 } 3873 lba = (((uint32_t)cdb[1] & 0x1f) << 16) | 3874 (((uint32_t)cdb[2]) << 8) | 3875 ((uint32_t)cdb[3]); 3876 break; 3877 default: 3878 return (-1); 3879 } 3880 3881 cnt <<= DISK_SHIFT; 3882 lba <<= DISK_SHIFT; 3883 3884 if (offset == cnt) { 3885 *lp = 1; 3886 return (0); 3887 } 3888 3889 if (lba + cnt > dl) { 3890 return (-1); 3891 } 3892 3893 3894 curcnt = MAX_ISP_TARG_TRANSFER; 3895 if (offset + curcnt >= cnt) { 3896 curcnt = cnt - offset; 3897 *lp = 1; 3898 } else { 3899 *lp = 0; 3900 } 3901 *tl = curcnt; 3902 *kp = &dp[lba + offset]; 3903 return (0); 3904 } 3905 3906 #endif 3907 #endif 3908 3909 static void 3910 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 3911 { 3912 struct cam_sim *sim; 3913 int bus, tgt; 3914 ispsoftc_t *isp; 3915 3916 sim = (struct cam_sim *)cbarg; 3917 isp = (ispsoftc_t *) cam_sim_softc(sim); 3918 bus = cam_sim_bus(sim); 3919 tgt = xpt_path_target_id(path); 3920 3921 switch (code) { 3922 case AC_LOST_DEVICE: 3923 if (IS_SCSI(isp)) { 3924 uint16_t oflags, nflags; 3925 sdparam *sdp = SDPARAM(isp, bus); 3926 3927 if (tgt >= 0) { 3928 nflags = sdp->isp_devparam[tgt].nvrm_flags; 3929 #ifndef ISP_TARGET_MODE 3930 nflags &= DPARM_SAFE_DFLT; 3931 if (isp->isp_loaded_fw) { 3932 nflags |= DPARM_NARROW | DPARM_ASYNC; 3933 } 3934 #else 3935 nflags = DPARM_DEFAULT; 3936 #endif 3937 oflags = sdp->isp_devparam[tgt].goal_flags; 3938 sdp->isp_devparam[tgt].goal_flags = nflags; 3939 sdp->isp_devparam[tgt].dev_update = 1; 3940 sdp->update = 1; 3941 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3942 sdp->isp_devparam[tgt].goal_flags = oflags; 3943 } 3944 } 3945 break; 3946 default: 3947 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 3948 break; 3949 } 3950 } 3951 3952 static void 3953 isp_poll(struct cam_sim *sim) 3954 { 3955 ispsoftc_t *isp = cam_sim_softc(sim); 3956 uint32_t isr; 3957 uint16_t sema, mbox; 3958 3959 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 3960 isp_intr(isp, isr, sema, mbox); 3961 } 3962 } 3963 3964 3965 static void 3966 isp_watchdog(void *arg) 3967 { 3968 struct ccb_scsiio *xs = arg; 3969 ispsoftc_t *isp; 3970 uint32_t ohandle = ISP_HANDLE_FREE, handle; 3971 3972 isp = XS_ISP(xs); 3973 3974 handle = isp_find_handle(isp, xs); 3975 3976 if (handle != ISP_HANDLE_FREE && !XS_CMD_WPEND_P(xs)) { 3977 isp_xs_prt(isp, xs, ISP_LOGWARN, "first watchdog (handle 0x%x) timed out- deferring for grace period", handle); 3978 callout_reset(&PISP_PCMD(xs)->wdog, 2 * hz, isp_watchdog, xs); 3979 XS_CMD_S_WPEND(xs); 3980 return; 3981 } 3982 XS_C_TACTIVE(xs); 3983 3984 /* 3985 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 3986 */ 3987 if (handle != ISP_HANDLE_FREE) { 3988 uint32_t isr; 3989 uint16_t sema, mbox; 3990 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) != 0) { 3991 isp_intr(isp, isr, sema, mbox); 3992 } 3993 ohandle = handle; 3994 handle = isp_find_handle(isp, xs); 3995 } 3996 if (handle != ISP_HANDLE_FREE) { 3997 /* 3998 * Try and make sure the command is really dead before 3999 * we release the handle (and DMA resources) for reuse. 4000 * 4001 * If we are successful in aborting the command then 4002 * we're done here because we'll get the command returned 4003 * back separately. 4004 */ 4005 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 4006 return; 4007 } 4008 4009 /* 4010 * Note that after calling the above, the command may in 4011 * fact have been completed. 4012 */ 4013 xs = isp_find_xs(isp, handle); 4014 4015 /* 4016 * If the command no longer exists, then we won't 4017 * be able to find the xs again with this handle. 4018 */ 4019 if (xs == NULL) { 4020 return; 4021 } 4022 4023 /* 4024 * After this point, the command is really dead. 4025 */ 4026 if (XS_XFRLEN(xs)) { 4027 ISP_DMAFREE(isp, xs, handle); 4028 } 4029 isp_destroy_handle(isp, handle); 4030 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 4031 XS_SETERR(xs, CAM_CMD_TIMEOUT); 4032 isp_prt_endcmd(isp, xs); 4033 isp_done(xs); 4034 } else { 4035 if (ohandle != ISP_HANDLE_FREE) { 4036 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 4037 } else { 4038 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 4039 } 4040 } 4041 } 4042 4043 static void 4044 isp_make_here(ispsoftc_t *isp, int chan, int tgt) 4045 { 4046 union ccb *ccb; 4047 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4048 4049 if (isp_autoconfig == 0) { 4050 return; 4051 } 4052 4053 /* 4054 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 4055 */ 4056 ccb = xpt_alloc_ccb_nowait(); 4057 if (ccb == NULL) { 4058 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 4059 return; 4060 } 4061 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4062 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 4063 xpt_free_ccb(ccb); 4064 return; 4065 } 4066 xpt_rescan(ccb); 4067 } 4068 4069 static void 4070 isp_make_gone(ispsoftc_t *isp, int chan, int tgt) 4071 { 4072 struct cam_path *tp; 4073 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4074 4075 if (isp_autoconfig == 0) { 4076 return; 4077 } 4078 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 4079 xpt_async(AC_LOST_DEVICE, tp, NULL); 4080 xpt_free_path(tp); 4081 } 4082 } 4083 4084 /* 4085 * Gone Device Timer Function- when we have decided that a device has gone 4086 * away, we wait a specific period of time prior to telling the OS it has 4087 * gone away. 4088 * 4089 * This timer function fires once a second and then scans the port database 4090 * for devices that are marked dead but still have a virtual target assigned. 4091 * We decrement a counter for that port database entry, and when it hits zero, 4092 * we tell the OS the device has gone away. 4093 */ 4094 static void 4095 isp_gdt(void *arg) 4096 { 4097 struct isp_fc *fc = arg; 4098 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 4099 } 4100 4101 static void 4102 isp_gdt_task(void *arg, int pending) 4103 { 4104 struct isp_fc *fc = arg; 4105 ispsoftc_t *isp = fc->isp; 4106 int chan = fc - isp->isp_osinfo.pc.fc; 4107 fcportdb_t *lp; 4108 int dbidx, tgt, more_to_do = 0; 4109 4110 ISP_LOCK(isp); 4111 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 4112 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4113 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4114 4115 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 4116 continue; 4117 } 4118 if (lp->dev_map_idx == 0 || lp->target_mode) { 4119 continue; 4120 } 4121 if (lp->gone_timer != 0) { 4122 isp_prt(isp, ISP_LOGSANCFG, "%s: Chan %d more to do for target %u (timer=%u)", __func__, chan, lp->dev_map_idx - 1, lp->gone_timer); 4123 lp->gone_timer -= 1; 4124 more_to_do++; 4125 continue; 4126 } 4127 tgt = lp->dev_map_idx - 1; 4128 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4129 lp->dev_map_idx = 0; 4130 lp->state = FC_PORTDB_STATE_NIL; 4131 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout"); 4132 isp_make_gone(isp, chan, tgt); 4133 } 4134 if (fc->ready) { 4135 if (more_to_do) { 4136 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4137 } else { 4138 callout_deactivate(&fc->gdt); 4139 isp_prt(isp, ISP_LOGSANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 4140 } 4141 } 4142 ISP_UNLOCK(isp); 4143 } 4144 4145 /* 4146 * Loop Down Timer Function- when loop goes down, a timer is started and 4147 * and after it expires we come here and take all probational devices that 4148 * the OS knows about and the tell the OS that they've gone away. 4149 * 4150 * We don't clear the devices out of our port database because, when loop 4151 * come back up, we have to do some actual cleanup with the chip at that 4152 * point (implicit PLOGO, e.g., to get the chip's port database state right). 4153 */ 4154 static void 4155 isp_ldt(void *arg) 4156 { 4157 struct isp_fc *fc = arg; 4158 taskqueue_enqueue(taskqueue_thread, &fc->ltask); 4159 } 4160 4161 static void 4162 isp_ldt_task(void *arg, int pending) 4163 { 4164 struct isp_fc *fc = arg; 4165 ispsoftc_t *isp = fc->isp; 4166 int chan = fc - isp->isp_osinfo.pc.fc; 4167 fcportdb_t *lp; 4168 int dbidx, tgt, i; 4169 4170 ISP_LOCK(isp); 4171 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime); 4172 callout_deactivate(&fc->ldt); 4173 4174 /* 4175 * Notify to the OS all targets who we now consider have departed. 4176 */ 4177 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4178 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4179 4180 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 4181 continue; 4182 } 4183 if (lp->dev_map_idx == 0 || lp->target_mode) { 4184 continue; 4185 } 4186 4187 /* 4188 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 4189 */ 4190 4191 4192 for (i = 0; i < isp->isp_maxcmds; i++) { 4193 struct ccb_scsiio *xs; 4194 4195 if (!ISP_VALID_HANDLE(isp, isp->isp_xflist[i].handle)) { 4196 continue; 4197 } 4198 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 4199 continue; 4200 } 4201 if (dbidx != (FCPARAM(isp, chan)->isp_dev_map[XS_TGT(xs)] - 1)) { 4202 continue; 4203 } 4204 isp_prt(isp, ISP_LOGWARN, "command handle 0x%08x for %d.%d.%d orphaned by loop down timeout", 4205 isp->isp_xflist[i].handle, chan, XS_TGT(xs), XS_LUN(xs)); 4206 } 4207 4208 /* 4209 * Mark that we've announced that this device is gone.... 4210 */ 4211 lp->reserved = 1; 4212 4213 /* 4214 * but *don't* change the state of the entry. Just clear 4215 * any target id stuff and announce to CAM that the 4216 * device is gone. This way any necessary PLOGO stuff 4217 * will happen when loop comes back up. 4218 */ 4219 4220 tgt = lp->dev_map_idx - 1; 4221 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4222 lp->dev_map_idx = 0; 4223 lp->state = FC_PORTDB_STATE_NIL; 4224 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout"); 4225 isp_make_gone(isp, chan, tgt); 4226 } 4227 4228 if (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR) { 4229 isp_unfreeze_loopdown(isp, chan); 4230 } 4231 /* 4232 * The loop down timer has expired. Wake up the kthread 4233 * to notice that fact (or make it false). 4234 */ 4235 fc->loop_dead = 1; 4236 fc->loop_down_time = fc->loop_down_limit+1; 4237 wakeup(fc); 4238 ISP_UNLOCK(isp); 4239 } 4240 4241 static void 4242 isp_kthread(void *arg) 4243 { 4244 struct isp_fc *fc = arg; 4245 ispsoftc_t *isp = fc->isp; 4246 int chan = fc - isp->isp_osinfo.pc.fc; 4247 int slp = 0; 4248 4249 mtx_lock(&isp->isp_osinfo.lock); 4250 4251 for (;;) { 4252 int lb, lim; 4253 4254 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan); 4255 lb = isp_fc_runstate(isp, chan, 250000); 4256 4257 /* 4258 * Our action is different based upon whether we're supporting 4259 * Initiator mode or not. If we are, we might freeze the simq 4260 * when loop is down and set all sorts of different delays to 4261 * check again. 4262 * 4263 * If not, we simply just wait for loop to come up. 4264 */ 4265 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) { 4266 /* 4267 * Increment loop down time by the last sleep interval 4268 */ 4269 fc->loop_down_time += slp; 4270 4271 if (lb < 0) { 4272 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time); 4273 } else { 4274 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC got to %d (down count %d)", __func__, chan, lb, fc->loop_down_time); 4275 } 4276 4277 /* 4278 * If we've never seen loop up and we've waited longer 4279 * than quickboot time, or we've seen loop up but we've 4280 * waited longer than loop_down_limit, give up and go 4281 * to sleep until loop comes up. 4282 */ 4283 if (FCPARAM(isp, chan)->loop_seen_once == 0) { 4284 lim = isp_quickboot_time; 4285 } else { 4286 lim = fc->loop_down_limit; 4287 } 4288 if (fc->loop_down_time >= lim) { 4289 isp_freeze_loopdown(isp, chan, "loop limit hit"); 4290 slp = 0; 4291 } else if (fc->loop_down_time < 10) { 4292 slp = 1; 4293 } else if (fc->loop_down_time < 30) { 4294 slp = 5; 4295 } else if (fc->loop_down_time < 60) { 4296 slp = 10; 4297 } else if (fc->loop_down_time < 120) { 4298 slp = 20; 4299 } else { 4300 slp = 30; 4301 } 4302 4303 } else if (lb) { 4304 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan); 4305 fc->loop_down_time += slp; 4306 slp = 60; 4307 } else { 4308 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan); 4309 fc->loop_down_time = 0; 4310 slp = 0; 4311 } 4312 4313 4314 /* 4315 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it 4316 * now so that CAM can start sending us commands. 4317 * 4318 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again 4319 * or kill the commands, as appropriate. 4320 */ 4321 4322 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) { 4323 isp_unfreeze_loopdown(isp, chan); 4324 } 4325 4326 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp); 4327 4328 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 4329 4330 /* 4331 * If slp is zero, we're waking up for the first time after 4332 * things have been okay. In this case, we set a deferral state 4333 * for all commands and delay hysteresis seconds before starting 4334 * the FC state evaluation. This gives the loop/fabric a chance 4335 * to settle. 4336 */ 4337 if (slp == 0 && fc->hysteresis) { 4338 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz); 4339 mtx_unlock(&isp->isp_osinfo.lock); 4340 pause("ispt", fc->hysteresis * hz); 4341 mtx_lock(&isp->isp_osinfo.lock); 4342 } 4343 } 4344 mtx_unlock(&isp->isp_osinfo.lock); 4345 } 4346 4347 static void 4348 isp_action(struct cam_sim *sim, union ccb *ccb) 4349 { 4350 int bus, tgt, ts, error, lim; 4351 ispsoftc_t *isp; 4352 struct ccb_trans_settings *cts; 4353 4354 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 4355 4356 isp = (ispsoftc_t *)cam_sim_softc(sim); 4357 mtx_assert(&isp->isp_lock, MA_OWNED); 4358 4359 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) { 4360 isp_init(isp); 4361 if (isp->isp_state != ISP_INITSTATE) { 4362 /* 4363 * Lie. Say it was a selection timeout. 4364 */ 4365 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 4366 xpt_freeze_devq(ccb->ccb_h.path, 1); 4367 xpt_done(ccb); 4368 return; 4369 } 4370 isp->isp_state = ISP_RUNSTATE; 4371 } 4372 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 4373 ISP_PCMD(ccb) = NULL; 4374 4375 switch (ccb->ccb_h.func_code) { 4376 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 4377 bus = XS_CHANNEL(ccb); 4378 /* 4379 * Do a couple of preliminary checks... 4380 */ 4381 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 4382 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 4383 ccb->ccb_h.status = CAM_REQ_INVALID; 4384 xpt_done(ccb); 4385 break; 4386 } 4387 } 4388 #ifdef DIAGNOSTIC 4389 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 4390 xpt_print(ccb->ccb_h.path, "invalid target\n"); 4391 ccb->ccb_h.status = CAM_PATH_INVALID; 4392 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 4393 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 4394 ccb->ccb_h.status = CAM_PATH_INVALID; 4395 } 4396 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 4397 xpt_done(ccb); 4398 break; 4399 } 4400 #endif 4401 ccb->csio.scsi_status = SCSI_STATUS_OK; 4402 if (isp_get_pcmd(isp, ccb)) { 4403 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 4404 cam_freeze_devq(ccb->ccb_h.path); 4405 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 4406 xpt_done(ccb); 4407 break; 4408 } 4409 error = isp_start((XS_T *) ccb); 4410 switch (error) { 4411 case CMD_QUEUED: 4412 XS_CMD_S_CLEAR(ccb); 4413 ccb->ccb_h.status |= CAM_SIM_QUEUED; 4414 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 4415 break; 4416 } 4417 ts = ccb->ccb_h.timeout; 4418 if (ts == CAM_TIME_DEFAULT) { 4419 ts = 60*1000; 4420 } 4421 ts = isp_mstohz(ts); 4422 XS_S_TACTIVE(ccb); 4423 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 4424 break; 4425 case CMD_RQLATER: 4426 /* 4427 * We get this result for FC devices if the loop state isn't ready yet 4428 * or if the device in question has gone zombie on us. 4429 * 4430 * If we've never seen Loop UP at all, we requeue this request and wait 4431 * for the initial loop up delay to expire. 4432 */ 4433 lim = ISP_FC_PC(isp, bus)->loop_down_limit; 4434 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) { 4435 if (FCPARAM(isp, bus)->loop_seen_once == 0) { 4436 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime); 4437 } else { 4438 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); 4439 } 4440 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 4441 xpt_freeze_devq(ccb->ccb_h.path, 1); 4442 isp_free_pcmd(isp, ccb); 4443 xpt_done(ccb); 4444 break; 4445 } 4446 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 4447 cam_freeze_devq(ccb->ccb_h.path); 4448 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4449 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4450 isp_free_pcmd(isp, ccb); 4451 xpt_done(ccb); 4452 break; 4453 case CMD_EAGAIN: 4454 isp_free_pcmd(isp, ccb); 4455 cam_freeze_devq(ccb->ccb_h.path); 4456 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 4457 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4458 xpt_done(ccb); 4459 break; 4460 case CMD_COMPLETE: 4461 isp_done((struct ccb_scsiio *) ccb); 4462 break; 4463 default: 4464 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 4465 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 4466 isp_free_pcmd(isp, ccb); 4467 xpt_done(ccb); 4468 } 4469 break; 4470 4471 #ifdef ISP_TARGET_MODE 4472 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 4473 if (ccb->cel.enable) { 4474 isp_enable_lun(isp, ccb); 4475 } else { 4476 isp_disable_lun(isp, ccb); 4477 } 4478 break; 4479 case XPT_IMMED_NOTIFY: 4480 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 4481 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 4482 { 4483 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 4484 if (tptr == NULL) { 4485 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 4486 } 4487 if (tptr == NULL) { 4488 const char *str; 4489 uint32_t tag; 4490 4491 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4492 str = "XPT_IMMEDIATE_NOTIFY"; 4493 tag = ccb->cin1.seq_id; 4494 } else { 4495 tag = ccb->atio.tag_id; 4496 str = "XPT_ACCEPT_TARGET_IO"; 4497 } 4498 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 4499 dump_tstates(isp, XS_CHANNEL(ccb)); 4500 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4501 break; 4502 } 4503 ccb->ccb_h.sim_priv.entries[0].field = 0; 4504 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 4505 ccb->ccb_h.flags = 0; 4506 4507 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 4508 if (ccb->atio.tag_id) { 4509 atio_private_data_t *atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 4510 if (atp) { 4511 isp_put_atpd(isp, tptr, atp); 4512 } 4513 } 4514 tptr->atio_count++; 4515 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 4516 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 4517 ccb->atio.tag_id, tptr->atio_count); 4518 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4519 if (ccb->cin1.tag_id) { 4520 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 4521 if (ntp) { 4522 isp_put_ntpd(isp, tptr, ntp); 4523 } 4524 } 4525 tptr->inot_count++; 4526 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4527 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4528 ccb->cin1.seq_id, tptr->inot_count); 4529 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 4530 tptr->inot_count++; 4531 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4532 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4533 ccb->cin1.seq_id, tptr->inot_count); 4534 } 4535 rls_lun_statep(isp, tptr); 4536 ccb->ccb_h.status = CAM_REQ_INPROG; 4537 break; 4538 } 4539 case XPT_NOTIFY_ACK: 4540 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4541 break; 4542 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 4543 { 4544 tstate_t *tptr; 4545 inot_private_data_t *ntp; 4546 4547 /* 4548 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 4549 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 4550 */ 4551 /* 4552 * All the relevant path information is in the associated immediate notify 4553 */ 4554 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); 4555 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 4556 if (ntp == NULL) { 4557 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__, 4558 ccb->cna2.tag_id, ccb->cna2.seq_id); 4559 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4560 xpt_done(ccb); 4561 break; 4562 } 4563 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 4564 rls_lun_statep(isp, tptr); 4565 cam_freeze_devq(ccb->ccb_h.path); 4566 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4567 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4568 break; 4569 } 4570 isp_put_ntpd(isp, tptr, ntp); 4571 rls_lun_statep(isp, tptr); 4572 ccb->ccb_h.status = CAM_REQ_CMP; 4573 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); 4574 xpt_done(ccb); 4575 break; 4576 } 4577 case XPT_CONT_TARGET_IO: 4578 isp_target_start_ctio(isp, ccb); 4579 break; 4580 #endif 4581 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 4582 4583 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 4584 tgt = ccb->ccb_h.target_id; 4585 tgt |= (bus << 16); 4586 4587 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 4588 if (error) { 4589 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4590 } else { 4591 ccb->ccb_h.status = CAM_REQ_CMP; 4592 } 4593 xpt_done(ccb); 4594 break; 4595 case XPT_ABORT: /* Abort the specified CCB */ 4596 { 4597 union ccb *accb = ccb->cab.abort_ccb; 4598 switch (accb->ccb_h.func_code) { 4599 #ifdef ISP_TARGET_MODE 4600 case XPT_ACCEPT_TARGET_IO: 4601 isp_target_mark_aborted(isp, ccb); 4602 break; 4603 #endif 4604 case XPT_SCSI_IO: 4605 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 4606 if (error) { 4607 ccb->ccb_h.status = CAM_UA_ABORT; 4608 } else { 4609 ccb->ccb_h.status = CAM_REQ_CMP; 4610 } 4611 break; 4612 default: 4613 ccb->ccb_h.status = CAM_REQ_INVALID; 4614 break; 4615 } 4616 /* 4617 * This is not a queued CCB, so the caller expects it to be 4618 * complete when control is returned. 4619 */ 4620 break; 4621 } 4622 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 4623 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 4624 cts = &ccb->cts; 4625 if (!IS_CURRENT_SETTINGS(cts)) { 4626 ccb->ccb_h.status = CAM_REQ_INVALID; 4627 xpt_done(ccb); 4628 break; 4629 } 4630 tgt = cts->ccb_h.target_id; 4631 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4632 if (IS_SCSI(isp)) { 4633 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4634 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4635 sdparam *sdp = SDPARAM(isp, bus); 4636 uint16_t *dptr; 4637 4638 if (spi->valid == 0 && scsi->valid == 0) { 4639 ccb->ccb_h.status = CAM_REQ_CMP; 4640 xpt_done(ccb); 4641 break; 4642 } 4643 4644 /* 4645 * We always update (internally) from goal_flags 4646 * so any request to change settings just gets 4647 * vectored to that location. 4648 */ 4649 dptr = &sdp->isp_devparam[tgt].goal_flags; 4650 4651 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 4652 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 4653 *dptr |= DPARM_DISC; 4654 else 4655 *dptr &= ~DPARM_DISC; 4656 } 4657 4658 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 4659 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 4660 *dptr |= DPARM_TQING; 4661 else 4662 *dptr &= ~DPARM_TQING; 4663 } 4664 4665 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 4666 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 4667 *dptr |= DPARM_WIDE; 4668 else 4669 *dptr &= ~DPARM_WIDE; 4670 } 4671 4672 /* 4673 * XXX: FIX ME 4674 */ 4675 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 4676 *dptr |= DPARM_SYNC; 4677 /* 4678 * XXX: CHECK FOR LEGALITY 4679 */ 4680 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 4681 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 4682 } else { 4683 *dptr &= ~DPARM_SYNC; 4684 } 4685 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, 4686 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 4687 sdp->isp_devparam[tgt].dev_update = 1; 4688 sdp->update = 1; 4689 } 4690 ccb->ccb_h.status = CAM_REQ_CMP; 4691 xpt_done(ccb); 4692 break; 4693 case XPT_GET_TRAN_SETTINGS: 4694 cts = &ccb->cts; 4695 tgt = cts->ccb_h.target_id; 4696 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4697 if (IS_FC(isp)) { 4698 fcparam *fcp = FCPARAM(isp, bus); 4699 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4700 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 4701 unsigned int hdlidx; 4702 4703 cts->protocol = PROTO_SCSI; 4704 cts->protocol_version = SCSI_REV_2; 4705 cts->transport = XPORT_FC; 4706 cts->transport_version = 0; 4707 4708 scsi->valid = CTS_SCSI_VALID_TQ; 4709 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 4710 fc->valid = CTS_FC_VALID_SPEED; 4711 fc->bitrate = 100000; 4712 fc->bitrate *= fcp->isp_gbspeed; 4713 hdlidx = fcp->isp_dev_map[tgt] - 1; 4714 if (hdlidx < MAX_FC_TARG) { 4715 fcportdb_t *lp = &fcp->portdb[hdlidx]; 4716 fc->wwnn = lp->node_wwn; 4717 fc->wwpn = lp->port_wwn; 4718 fc->port = lp->portid; 4719 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 4720 } 4721 } else { 4722 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4723 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4724 sdparam *sdp = SDPARAM(isp, bus); 4725 uint16_t dval, pval, oval; 4726 4727 if (IS_CURRENT_SETTINGS(cts)) { 4728 sdp->isp_devparam[tgt].dev_refresh = 1; 4729 sdp->update = 1; 4730 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 4731 dval = sdp->isp_devparam[tgt].actv_flags; 4732 oval = sdp->isp_devparam[tgt].actv_offset; 4733 pval = sdp->isp_devparam[tgt].actv_period; 4734 } else { 4735 dval = sdp->isp_devparam[tgt].nvrm_flags; 4736 oval = sdp->isp_devparam[tgt].nvrm_offset; 4737 pval = sdp->isp_devparam[tgt].nvrm_period; 4738 } 4739 4740 cts->protocol = PROTO_SCSI; 4741 cts->protocol_version = SCSI_REV_2; 4742 cts->transport = XPORT_SPI; 4743 cts->transport_version = 2; 4744 4745 spi->valid = 0; 4746 scsi->valid = 0; 4747 spi->flags = 0; 4748 scsi->flags = 0; 4749 if (dval & DPARM_DISC) { 4750 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4751 } 4752 if ((dval & DPARM_SYNC) && oval && pval) { 4753 spi->sync_offset = oval; 4754 spi->sync_period = pval; 4755 } else { 4756 spi->sync_offset = 0; 4757 spi->sync_period = 0; 4758 } 4759 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4760 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4761 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 4762 if (dval & DPARM_WIDE) { 4763 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4764 } else { 4765 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4766 } 4767 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 4768 scsi->valid = CTS_SCSI_VALID_TQ; 4769 if (dval & DPARM_TQING) { 4770 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4771 } 4772 spi->valid |= CTS_SPI_VALID_DISC; 4773 } 4774 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%d) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 4775 bus, tgt, cts->ccb_h.target_lun, dval, oval, pval); 4776 } 4777 ccb->ccb_h.status = CAM_REQ_CMP; 4778 xpt_done(ccb); 4779 break; 4780 4781 case XPT_CALC_GEOMETRY: 4782 cam_calc_geometry(&ccb->ccg, 1); 4783 xpt_done(ccb); 4784 break; 4785 4786 case XPT_RESET_BUS: /* Reset the specified bus */ 4787 bus = cam_sim_bus(sim); 4788 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 4789 if (error) { 4790 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4791 xpt_done(ccb); 4792 break; 4793 } 4794 if (bootverbose) { 4795 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 4796 } 4797 if (IS_FC(isp)) { 4798 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 4799 } else { 4800 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 4801 } 4802 ccb->ccb_h.status = CAM_REQ_CMP; 4803 xpt_done(ccb); 4804 break; 4805 4806 case XPT_TERM_IO: /* Terminate the I/O process */ 4807 ccb->ccb_h.status = CAM_REQ_INVALID; 4808 xpt_done(ccb); 4809 break; 4810 4811 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 4812 { 4813 struct ccb_sim_knob *kp = &ccb->knob; 4814 fcparam *fcp; 4815 4816 if (!IS_FC(isp)) { 4817 ccb->ccb_h.status = CAM_REQ_INVALID; 4818 xpt_done(ccb); 4819 break; 4820 } 4821 4822 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4823 fcp = FCPARAM(isp, bus); 4824 4825 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 4826 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 4827 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 4828 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 4829 } 4830 ccb->ccb_h.status = CAM_REQ_CMP; 4831 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 4832 int rchange = 0; 4833 int newrole = 0; 4834 4835 switch (kp->xport_specific.fc.role) { 4836 case KNOB_ROLE_NONE: 4837 if (fcp->role != ISP_ROLE_NONE) { 4838 rchange = 1; 4839 newrole = ISP_ROLE_NONE; 4840 } 4841 break; 4842 case KNOB_ROLE_TARGET: 4843 if (fcp->role != ISP_ROLE_TARGET) { 4844 rchange = 1; 4845 newrole = ISP_ROLE_TARGET; 4846 } 4847 break; 4848 case KNOB_ROLE_INITIATOR: 4849 if (fcp->role != ISP_ROLE_INITIATOR) { 4850 rchange = 1; 4851 newrole = ISP_ROLE_INITIATOR; 4852 } 4853 break; 4854 case KNOB_ROLE_BOTH: 4855 #if 0 4856 if (fcp->role != ISP_ROLE_BOTH) { 4857 rchange = 1; 4858 newrole = ISP_ROLE_BOTH; 4859 } 4860 #else 4861 /* 4862 * We don't really support dual role at present on FC cards. 4863 * 4864 * We should, but a bunch of things are currently broken, 4865 * so don't allow it. 4866 */ 4867 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 4868 ccb->ccb_h.status = CAM_REQ_INVALID; 4869 #endif 4870 break; 4871 } 4872 if (rchange) { 4873 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 4874 if (isp_fc_change_role(isp, bus, newrole) != 0) { 4875 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4876 #ifdef ISP_TARGET_MODE 4877 } else if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) { 4878 ccb->ccb_h.status = isp_enable_deferred_luns(isp, bus); 4879 #endif 4880 } 4881 } 4882 } 4883 xpt_done(ccb); 4884 break; 4885 } 4886 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 4887 { 4888 struct ccb_sim_knob *kp = &ccb->knob; 4889 4890 if (IS_FC(isp)) { 4891 fcparam *fcp; 4892 4893 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4894 fcp = FCPARAM(isp, bus); 4895 4896 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 4897 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 4898 switch (fcp->role) { 4899 case ISP_ROLE_NONE: 4900 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 4901 break; 4902 case ISP_ROLE_TARGET: 4903 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 4904 break; 4905 case ISP_ROLE_INITIATOR: 4906 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 4907 break; 4908 case ISP_ROLE_BOTH: 4909 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 4910 break; 4911 } 4912 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 4913 ccb->ccb_h.status = CAM_REQ_CMP; 4914 } else { 4915 ccb->ccb_h.status = CAM_REQ_INVALID; 4916 } 4917 xpt_done(ccb); 4918 break; 4919 } 4920 case XPT_PATH_INQ: /* Path routing inquiry */ 4921 { 4922 struct ccb_pathinq *cpi = &ccb->cpi; 4923 4924 cpi->version_num = 1; 4925 #ifdef ISP_TARGET_MODE 4926 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 4927 #else 4928 cpi->target_sprt = 0; 4929 #endif 4930 cpi->hba_eng_cnt = 0; 4931 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 4932 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 4933 cpi->bus_id = cam_sim_bus(sim); 4934 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 4935 if (IS_FC(isp)) { 4936 fcparam *fcp = FCPARAM(isp, bus); 4937 4938 cpi->hba_misc = PIM_NOBUSRESET; 4939 4940 /* 4941 * Because our loop ID can shift from time to time, 4942 * make our initiator ID out of range of our bus. 4943 */ 4944 cpi->initiator_id = cpi->max_target + 1; 4945 4946 /* 4947 * Set base transfer capabilities for Fibre Channel, for this HBA. 4948 */ 4949 if (IS_25XX(isp)) { 4950 cpi->base_transfer_speed = 8000000; 4951 } else if (IS_24XX(isp)) { 4952 cpi->base_transfer_speed = 4000000; 4953 } else if (IS_23XX(isp)) { 4954 cpi->base_transfer_speed = 2000000; 4955 } else { 4956 cpi->base_transfer_speed = 1000000; 4957 } 4958 cpi->hba_inquiry = PI_TAG_ABLE; 4959 cpi->transport = XPORT_FC; 4960 cpi->transport_version = 0; 4961 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 4962 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 4963 cpi->xport_specific.fc.port = fcp->isp_portid; 4964 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 4965 } else { 4966 sdparam *sdp = SDPARAM(isp, bus); 4967 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 4968 cpi->hba_misc = 0; 4969 cpi->initiator_id = sdp->isp_initiator_id; 4970 cpi->base_transfer_speed = 3300; 4971 cpi->transport = XPORT_SPI; 4972 cpi->transport_version = 2; 4973 } 4974 cpi->protocol = PROTO_SCSI; 4975 cpi->protocol_version = SCSI_REV_2; 4976 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 4977 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 4978 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 4979 cpi->unit_number = cam_sim_unit(sim); 4980 cpi->ccb_h.status = CAM_REQ_CMP; 4981 xpt_done(ccb); 4982 break; 4983 } 4984 default: 4985 ccb->ccb_h.status = CAM_REQ_INVALID; 4986 xpt_done(ccb); 4987 break; 4988 } 4989 } 4990 4991 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 4992 4993 void 4994 isp_done(XS_T *sccb) 4995 { 4996 ispsoftc_t *isp = XS_ISP(sccb); 4997 uint32_t status; 4998 4999 if (XS_NOERR(sccb)) 5000 XS_SETERR(sccb, CAM_REQ_CMP); 5001 5002 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 5003 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 5004 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 5005 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 5006 } else { 5007 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 5008 } 5009 } 5010 5011 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 5012 status = sccb->ccb_h.status & CAM_STATUS_MASK; 5013 if (status != CAM_REQ_CMP) { 5014 if (status != CAM_SEL_TIMEOUT) 5015 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); 5016 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 5017 sccb->ccb_h.status |= CAM_DEV_QFRZN; 5018 xpt_freeze_devq(sccb->ccb_h.path, 1); 5019 } 5020 } 5021 5022 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 5023 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 5024 } 5025 5026 XS_CMD_S_DONE(sccb); 5027 if (XS_TACTIVE_P(sccb)) 5028 callout_stop(&PISP_PCMD(sccb)->wdog); 5029 XS_CMD_S_CLEAR(sccb); 5030 isp_free_pcmd(isp, (union ccb *) sccb); 5031 xpt_done((union ccb *) sccb); 5032 } 5033 5034 void 5035 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 5036 { 5037 int bus; 5038 static const char prom[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s WWPN 0x%08x%08x"; 5039 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s tgt %u WWPN 0x%08x%08x"; 5040 char *msg = NULL; 5041 target_id_t tgt; 5042 fcportdb_t *lp; 5043 struct isp_fc *fc; 5044 struct cam_path *tmppath; 5045 va_list ap; 5046 5047 switch (cmd) { 5048 case ISPASYNC_NEW_TGT_PARAMS: 5049 { 5050 struct ccb_trans_settings_scsi *scsi; 5051 struct ccb_trans_settings_spi *spi; 5052 int flags, tgt; 5053 sdparam *sdp; 5054 struct ccb_trans_settings cts; 5055 5056 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 5057 5058 va_start(ap, cmd); 5059 bus = va_arg(ap, int); 5060 tgt = va_arg(ap, int); 5061 va_end(ap); 5062 sdp = SDPARAM(isp, bus); 5063 5064 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 5065 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 5066 break; 5067 } 5068 flags = sdp->isp_devparam[tgt].actv_flags; 5069 cts.type = CTS_TYPE_CURRENT_SETTINGS; 5070 cts.protocol = PROTO_SCSI; 5071 cts.transport = XPORT_SPI; 5072 5073 scsi = &cts.proto_specific.scsi; 5074 spi = &cts.xport_specific.spi; 5075 5076 if (flags & DPARM_TQING) { 5077 scsi->valid |= CTS_SCSI_VALID_TQ; 5078 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5079 } 5080 5081 if (flags & DPARM_DISC) { 5082 spi->valid |= CTS_SPI_VALID_DISC; 5083 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5084 } 5085 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 5086 if (flags & DPARM_WIDE) { 5087 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5088 } else { 5089 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5090 } 5091 if (flags & DPARM_SYNC) { 5092 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5093 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5094 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 5095 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 5096 } 5097 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); 5098 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 5099 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 5100 xpt_free_path(tmppath); 5101 break; 5102 } 5103 case ISPASYNC_BUS_RESET: 5104 { 5105 va_start(ap, cmd); 5106 bus = va_arg(ap, int); 5107 va_end(ap); 5108 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 5109 if (IS_FC(isp)) { 5110 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 5111 } else { 5112 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 5113 } 5114 break; 5115 } 5116 case ISPASYNC_LIP: 5117 if (msg == NULL) { 5118 msg = "LIP Received"; 5119 } 5120 /* FALLTHROUGH */ 5121 case ISPASYNC_LOOP_RESET: 5122 if (msg == NULL) { 5123 msg = "LOOP Reset"; 5124 } 5125 /* FALLTHROUGH */ 5126 case ISPASYNC_LOOP_DOWN: 5127 { 5128 if (msg == NULL) { 5129 msg = "LOOP Down"; 5130 } 5131 va_start(ap, cmd); 5132 bus = va_arg(ap, int); 5133 va_end(ap); 5134 5135 FCPARAM(isp, bus)->link_active = 0; 5136 5137 fc = ISP_FC_PC(isp, bus); 5138 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) { 5139 /* 5140 * We don't do any simq freezing if we are only in target mode 5141 */ 5142 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5143 if (fc->path) { 5144 isp_freeze_loopdown(isp, bus, msg); 5145 } 5146 if (!callout_active(&fc->ldt)) { 5147 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc); 5148 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_uptime); 5149 } 5150 } 5151 } 5152 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg); 5153 break; 5154 } 5155 case ISPASYNC_LOOP_UP: 5156 va_start(ap, cmd); 5157 bus = va_arg(ap, int); 5158 va_end(ap); 5159 fc = ISP_FC_PC(isp, bus); 5160 /* 5161 * Now we just note that Loop has come up. We don't 5162 * actually do anything because we're waiting for a 5163 * Change Notify before activating the FC cleanup 5164 * thread to look at the state of the loop again. 5165 */ 5166 FCPARAM(isp, bus)->link_active = 1; 5167 fc->loop_dead = 0; 5168 fc->loop_down_time = 0; 5169 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 5170 break; 5171 case ISPASYNC_DEV_ARRIVED: 5172 va_start(ap, cmd); 5173 bus = va_arg(ap, int); 5174 lp = va_arg(ap, fcportdb_t *); 5175 va_end(ap); 5176 fc = ISP_FC_PC(isp, bus); 5177 lp->reserved = 0; 5178 lp->gone_timer = 0; 5179 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT))) { 5180 int dbidx = lp - FCPARAM(isp, bus)->portdb; 5181 int i; 5182 5183 for (i = 0; i < MAX_FC_TARG; i++) { 5184 if (i >= FL_ID && i <= SNS_ID) { 5185 continue; 5186 } 5187 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) { 5188 break; 5189 } 5190 } 5191 if (i < MAX_FC_TARG) { 5192 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1; 5193 lp->dev_map_idx = i + 1; 5194 } else { 5195 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 5196 isp_dump_portdb(isp, bus); 5197 } 5198 } 5199 if (lp->dev_map_idx) { 5200 tgt = lp->dev_map_idx - 1; 5201 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "arrived at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5202 isp_make_here(isp, bus, tgt); 5203 } else { 5204 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "arrived", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5205 } 5206 break; 5207 case ISPASYNC_DEV_CHANGED: 5208 va_start(ap, cmd); 5209 bus = va_arg(ap, int); 5210 lp = va_arg(ap, fcportdb_t *); 5211 va_end(ap); 5212 fc = ISP_FC_PC(isp, bus); 5213 lp->reserved = 0; 5214 lp->gone_timer = 0; 5215 if (isp_change_is_bad) { 5216 lp->state = FC_PORTDB_STATE_NIL; 5217 if (lp->dev_map_idx) { 5218 tgt = lp->dev_map_idx - 1; 5219 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0; 5220 lp->dev_map_idx = 0; 5221 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad"); 5222 isp_make_gone(isp, bus, tgt); 5223 } else { 5224 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "changed and departed", 5225 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5226 } 5227 } else { 5228 lp->portid = lp->new_portid; 5229 lp->roles = lp->new_roles; 5230 if (lp->dev_map_idx) { 5231 int t = lp->dev_map_idx - 1; 5232 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1; 5233 tgt = lp->dev_map_idx - 1; 5234 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "changed at", tgt, 5235 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5236 } else { 5237 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "changed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5238 } 5239 } 5240 break; 5241 case ISPASYNC_DEV_STAYED: 5242 va_start(ap, cmd); 5243 bus = va_arg(ap, int); 5244 lp = va_arg(ap, fcportdb_t *); 5245 va_end(ap); 5246 if (lp->dev_map_idx) { 5247 tgt = lp->dev_map_idx - 1; 5248 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "stayed at", tgt, 5249 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5250 } else { 5251 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "stayed", 5252 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5253 } 5254 break; 5255 case ISPASYNC_DEV_GONE: 5256 va_start(ap, cmd); 5257 bus = va_arg(ap, int); 5258 lp = va_arg(ap, fcportdb_t *); 5259 va_end(ap); 5260 fc = ISP_FC_PC(isp, bus); 5261 /* 5262 * If this has a virtual target and we haven't marked it 5263 * that we're going to have isp_gdt tell the OS it's gone, 5264 * set the isp_gdt timer running on it. 5265 * 5266 * If it isn't marked that isp_gdt is going to get rid of it, 5267 * announce that it's gone. 5268 * 5269 */ 5270 if (lp->dev_map_idx && lp->reserved == 0) { 5271 lp->reserved = 1; 5272 lp->state = FC_PORTDB_STATE_ZOMBIE; 5273 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time; 5274 if (fc->ready && !callout_active(&fc->gdt)) { 5275 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Starting Gone Device Timer with %u seconds time now %lu", bus, lp->gone_timer, (unsigned long)time_uptime); 5276 callout_reset(&fc->gdt, hz, isp_gdt, fc); 5277 } 5278 tgt = lp->dev_map_idx - 1; 5279 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "gone zombie at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5280 } else if (lp->reserved == 0) { 5281 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "departed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5282 } 5283 break; 5284 case ISPASYNC_CHANGE_NOTIFY: 5285 { 5286 char *msg; 5287 int evt, nphdl, nlstate, reason; 5288 5289 va_start(ap, cmd); 5290 bus = va_arg(ap, int); 5291 evt = va_arg(ap, int); 5292 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) { 5293 nphdl = va_arg(ap, int); 5294 nlstate = va_arg(ap, int); 5295 reason = va_arg(ap, int); 5296 } else { 5297 nphdl = NIL_HANDLE; 5298 nlstate = reason = 0; 5299 } 5300 va_end(ap); 5301 fc = ISP_FC_PC(isp, bus); 5302 5303 if (evt == ISPASYNC_CHANGE_PDB) { 5304 msg = "Chan %d Port Database Changed"; 5305 } else if (evt == ISPASYNC_CHANGE_SNS) { 5306 msg = "Chan %d Name Server Database Changed"; 5307 } else { 5308 msg = "Chan %d Other Change Notify"; 5309 } 5310 5311 /* 5312 * If the loop down timer is running, cancel it. 5313 */ 5314 if (fc->ready && callout_active(&fc->ldt)) { 5315 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime); 5316 callout_stop(&fc->ldt); 5317 } 5318 isp_prt(isp, ISP_LOGINFO, msg, bus); 5319 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5320 isp_freeze_loopdown(isp, bus, msg); 5321 } 5322 wakeup(fc); 5323 break; 5324 } 5325 #ifdef ISP_TARGET_MODE 5326 case ISPASYNC_TARGET_NOTIFY: 5327 { 5328 isp_notify_t *notify; 5329 va_start(ap, cmd); 5330 notify = va_arg(ap, isp_notify_t *); 5331 va_end(ap); 5332 switch (notify->nt_ncode) { 5333 case NT_ABORT_TASK: 5334 case NT_ABORT_TASK_SET: 5335 case NT_CLEAR_ACA: 5336 case NT_CLEAR_TASK_SET: 5337 case NT_LUN_RESET: 5338 case NT_TARGET_RESET: 5339 /* 5340 * These are task management functions. 5341 */ 5342 isp_handle_platform_target_tmf(isp, notify); 5343 break; 5344 case NT_BUS_RESET: 5345 case NT_LIP_RESET: 5346 case NT_LINK_UP: 5347 case NT_LINK_DOWN: 5348 /* 5349 * No action need be taken here. 5350 */ 5351 break; 5352 case NT_HBA_RESET: 5353 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 5354 break; 5355 case NT_LOGOUT: 5356 /* 5357 * This is device arrival/departure notification 5358 */ 5359 isp_handle_platform_target_notify_ack(isp, notify); 5360 break; 5361 case NT_ARRIVED: 5362 { 5363 struct ac_contract ac; 5364 struct ac_device_changed *fc; 5365 5366 ac.contract_number = AC_CONTRACT_DEV_CHG; 5367 fc = (struct ac_device_changed *) ac.contract_data; 5368 fc->wwpn = notify->nt_wwn; 5369 fc->port = notify->nt_sid; 5370 fc->target = notify->nt_nphdl; 5371 fc->arrived = 1; 5372 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5373 break; 5374 } 5375 case NT_DEPARTED: 5376 { 5377 struct ac_contract ac; 5378 struct ac_device_changed *fc; 5379 5380 ac.contract_number = AC_CONTRACT_DEV_CHG; 5381 fc = (struct ac_device_changed *) ac.contract_data; 5382 fc->wwpn = notify->nt_wwn; 5383 fc->port = notify->nt_sid; 5384 fc->target = notify->nt_nphdl; 5385 fc->arrived = 0; 5386 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5387 break; 5388 } 5389 default: 5390 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 5391 isp_handle_platform_target_notify_ack(isp, notify); 5392 break; 5393 } 5394 break; 5395 } 5396 case ISPASYNC_TARGET_ACTION: 5397 { 5398 isphdr_t *hp; 5399 5400 va_start(ap, cmd); 5401 hp = va_arg(ap, isphdr_t *); 5402 va_end(ap); 5403 switch (hp->rqs_entry_type) { 5404 default: 5405 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 5406 break; 5407 case RQSTYPE_NOTIFY: 5408 if (IS_SCSI(isp)) { 5409 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp); 5410 } else if (IS_24XX(isp)) { 5411 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 5412 } else { 5413 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 5414 } 5415 break; 5416 case RQSTYPE_ATIO: 5417 if (IS_24XX(isp)) { 5418 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 5419 } else { 5420 isp_handle_platform_atio(isp, (at_entry_t *) hp); 5421 } 5422 break; 5423 case RQSTYPE_ATIO2: 5424 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 5425 break; 5426 case RQSTYPE_CTIO7: 5427 case RQSTYPE_CTIO3: 5428 case RQSTYPE_CTIO2: 5429 case RQSTYPE_CTIO: 5430 isp_handle_platform_ctio(isp, hp); 5431 break; 5432 case RQSTYPE_ABTS_RCVD: 5433 { 5434 abts_t *abts = (abts_t *)hp; 5435 isp_notify_t notify, *nt = ¬ify; 5436 tstate_t *tptr; 5437 fcportdb_t *lp; 5438 uint16_t chan; 5439 uint32_t sid, did; 5440 5441 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 5442 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 5443 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 5444 5445 nt->nt_hba = isp; 5446 nt->nt_did = did; 5447 nt->nt_nphdl = abts->abts_nphdl; 5448 nt->nt_sid = sid; 5449 isp_find_chan_by_did(isp, did, &chan); 5450 if (chan == ISP_NOCHAN) { 5451 nt->nt_tgt = TGT_ANY; 5452 } else { 5453 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 5454 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) { 5455 nt->nt_wwn = lp->port_wwn; 5456 } else { 5457 nt->nt_wwn = INI_ANY; 5458 } 5459 } 5460 /* 5461 * Try hard to find the lun for this command. 5462 */ 5463 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 5464 if (tptr) { 5465 nt->nt_lun = xpt_path_lun_id(tptr->owner); 5466 rls_lun_statep(isp, tptr); 5467 } else { 5468 nt->nt_lun = LUN_ANY; 5469 } 5470 nt->nt_need_ack = 1; 5471 nt->nt_tagval = abts->abts_rxid_task; 5472 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 5473 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 5474 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)", 5475 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 5476 } else { 5477 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)", 5478 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 5479 } 5480 nt->nt_channel = chan; 5481 nt->nt_ncode = NT_ABORT_TASK; 5482 nt->nt_lreserved = hp; 5483 isp_handle_platform_target_tmf(isp, nt); 5484 break; 5485 } 5486 case RQSTYPE_ENABLE_LUN: 5487 case RQSTYPE_MODIFY_LUN: 5488 isp_ledone(isp, (lun_entry_t *) hp); 5489 break; 5490 } 5491 break; 5492 } 5493 #endif 5494 case ISPASYNC_FW_CRASH: 5495 { 5496 uint16_t mbox1, mbox6; 5497 mbox1 = ISP_READ(isp, OUTMAILBOX1); 5498 if (IS_DUALBUS(isp)) { 5499 mbox6 = ISP_READ(isp, OUTMAILBOX6); 5500 } else { 5501 mbox6 = 0; 5502 } 5503 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 5504 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 5505 isp->isp_osinfo.mbox_sleep_ok = 0; 5506 isp_reinit(isp, 1); 5507 isp->isp_osinfo.mbox_sleep_ok = mbox1; 5508 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 5509 break; 5510 } 5511 default: 5512 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 5513 break; 5514 } 5515 } 5516 5517 5518 /* 5519 * Locks are held before coming here. 5520 */ 5521 void 5522 isp_uninit(ispsoftc_t *isp) 5523 { 5524 if (IS_24XX(isp)) { 5525 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 5526 } else { 5527 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 5528 } 5529 ISP_DISABLE_INTS(isp); 5530 } 5531 5532 /* 5533 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 5534 * up from our platform default (defww{p|n}n) and morph them based upon 5535 * channel. 5536 * 5537 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 5538 * based upon channel. 5539 */ 5540 5541 uint64_t 5542 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 5543 { 5544 uint64_t seed; 5545 struct isp_fc *fc = ISP_FC_PC(isp, chan); 5546 5547 /* 5548 * If we're asking for a active WWN, the default overrides get 5549 * returned, otherwise the NVRAM value is picked. 5550 * 5551 * If we're asking for a default WWN, we just pick the default override. 5552 */ 5553 if (isactive) { 5554 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5555 if (seed) { 5556 return (seed); 5557 } 5558 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 5559 if (seed) { 5560 return (seed); 5561 } 5562 return (0x400000007F000009ull); 5563 } else { 5564 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5565 } 5566 5567 5568 /* 5569 * For channel zero just return what we have. For either ACTIVE or 5570 * DEFAULT cases, we depend on default override of NVRAM values for 5571 * channel zero. 5572 */ 5573 if (chan == 0) { 5574 return (seed); 5575 } 5576 5577 /* 5578 * For other channels, we are doing one of three things: 5579 * 5580 * 1. If what we have now is non-zero, return it. Otherwise we morph 5581 * values from channel 0. 2. If we're here for a WWPN we synthesize 5582 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 5583 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 5584 */ 5585 5586 if (seed) { 5587 return (seed); 5588 } 5589 if (isactive) { 5590 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 5591 } else { 5592 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 5593 } 5594 5595 if (((seed >> 60) & 0xf) == 2) { 5596 /* 5597 * The type 2 NAA fields for QLogic cards appear be laid out 5598 * thusly: 5599 * 5600 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 5601 * port (1) or node (0) WWN distinguishor bit 48 5602 * physical port on dual-port chips (23XX/24XX) 5603 * 5604 * This is somewhat nutty, particularly since bit 48 is 5605 * irrelevant as they assign separate serial numbers to 5606 * different physical ports anyway. 5607 * 5608 * We'll stick our channel number plus one first into bits 5609 * 57..59 and thence into bits 52..55 which allows for 8 bits 5610 * of channel which is comfortably more than our maximum 5611 * (126) now. 5612 */ 5613 seed &= ~0x0FF0000000000000ULL; 5614 if (iswwnn == 0) { 5615 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 5616 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 5617 } 5618 } else { 5619 seed = 0; 5620 } 5621 return (seed); 5622 } 5623 5624 void 5625 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 5626 { 5627 int loc; 5628 char lbuf[128]; 5629 va_list ap; 5630 5631 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5632 return; 5633 } 5634 sprintf(lbuf, "%s: ", device_get_nameunit(isp->isp_dev)); 5635 loc = strlen(lbuf); 5636 va_start(ap, fmt); 5637 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 5638 va_end(ap); 5639 printf("%s\n", lbuf); 5640 } 5641 5642 void 5643 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 5644 { 5645 va_list ap; 5646 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5647 return; 5648 } 5649 xpt_print_path(xs->ccb_h.path); 5650 va_start(ap, fmt); 5651 vprintf(fmt, ap); 5652 va_end(ap); 5653 printf("\n"); 5654 } 5655 5656 uint64_t 5657 isp_nanotime_sub(struct timespec *b, struct timespec *a) 5658 { 5659 uint64_t elapsed; 5660 struct timespec x = *b; 5661 timespecsub(&x, a); 5662 elapsed = GET_NANOSEC(&x); 5663 if (elapsed == 0) 5664 elapsed++; 5665 return (elapsed); 5666 } 5667 5668 int 5669 isp_mbox_acquire(ispsoftc_t *isp) 5670 { 5671 if (isp->isp_osinfo.mboxbsy) { 5672 return (1); 5673 } else { 5674 isp->isp_osinfo.mboxcmd_done = 0; 5675 isp->isp_osinfo.mboxbsy = 1; 5676 return (0); 5677 } 5678 } 5679 5680 void 5681 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 5682 { 5683 unsigned int usecs = mbp->timeout; 5684 unsigned int max, olim, ilim; 5685 5686 if (usecs == 0) { 5687 usecs = MBCMD_DEFAULT_TIMEOUT; 5688 } 5689 max = isp->isp_mbxwrk0 + 1; 5690 5691 if (isp->isp_osinfo.mbox_sleep_ok) { 5692 unsigned int ms = (usecs + 999) / 1000; 5693 5694 isp->isp_osinfo.mbox_sleep_ok = 0; 5695 isp->isp_osinfo.mbox_sleeping = 1; 5696 for (olim = 0; olim < max; olim++) { 5697 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 5698 if (isp->isp_osinfo.mboxcmd_done) { 5699 break; 5700 } 5701 } 5702 isp->isp_osinfo.mbox_sleep_ok = 1; 5703 isp->isp_osinfo.mbox_sleeping = 0; 5704 } else { 5705 for (olim = 0; olim < max; olim++) { 5706 for (ilim = 0; ilim < usecs; ilim += 100) { 5707 uint32_t isr; 5708 uint16_t sema, mbox; 5709 if (isp->isp_osinfo.mboxcmd_done) { 5710 break; 5711 } 5712 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 5713 isp_intr(isp, isr, sema, mbox); 5714 if (isp->isp_osinfo.mboxcmd_done) { 5715 break; 5716 } 5717 } 5718 ISP_DELAY(100); 5719 } 5720 if (isp->isp_osinfo.mboxcmd_done) { 5721 break; 5722 } 5723 } 5724 } 5725 if (isp->isp_osinfo.mboxcmd_done == 0) { 5726 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 5727 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 5728 mbp->param[0] = MBOX_TIMEOUT; 5729 isp->isp_osinfo.mboxcmd_done = 1; 5730 } 5731 } 5732 5733 void 5734 isp_mbox_notify_done(ispsoftc_t *isp) 5735 { 5736 if (isp->isp_osinfo.mbox_sleeping) { 5737 wakeup(&isp->isp_mbxworkp); 5738 } 5739 isp->isp_osinfo.mboxcmd_done = 1; 5740 } 5741 5742 void 5743 isp_mbox_release(ispsoftc_t *isp) 5744 { 5745 isp->isp_osinfo.mboxbsy = 0; 5746 } 5747 5748 int 5749 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 5750 { 5751 int ret = 0; 5752 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 5753 ret = -1; 5754 } else { 5755 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 5756 } 5757 return (ret); 5758 } 5759 5760 int 5761 isp_mstohz(int ms) 5762 { 5763 int hz; 5764 struct timeval t; 5765 t.tv_sec = ms / 1000; 5766 t.tv_usec = (ms % 1000) * 1000; 5767 hz = tvtohz(&t); 5768 if (hz < 0) { 5769 hz = 0x7fffffff; 5770 } 5771 if (hz == 0) { 5772 hz = 1; 5773 } 5774 return (hz); 5775 } 5776 5777 void 5778 isp_platform_intr(void *arg) 5779 { 5780 ispsoftc_t *isp = arg; 5781 uint32_t isr; 5782 uint16_t sema, mbox; 5783 5784 ISP_LOCK(isp); 5785 isp->isp_intcnt++; 5786 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) { 5787 isp->isp_intbogus++; 5788 } else { 5789 isp_intr(isp, isr, sema, mbox); 5790 } 5791 ISP_UNLOCK(isp); 5792 } 5793 5794 void 5795 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 5796 { 5797 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 5798 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 5799 } else { 5800 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 5801 } 5802 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 5803 } 5804 5805 void 5806 isp_timer(void *arg) 5807 { 5808 ispsoftc_t *isp = arg; 5809 #ifdef ISP_TARGET_MODE 5810 isp_tmcmd_restart(isp); 5811 #endif 5812 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 5813 } 5814