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 } 179 return (0); 180 } 181 182 int 183 isp_attach(ispsoftc_t *isp) 184 { 185 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 186 int du = device_get_unit(isp->isp_dev); 187 int chan; 188 189 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 190 isp->isp_osinfo.ehook.ich_arg = isp; 191 /* 192 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 193 * will be called right awawy, which will clear isp_osinfo.ehook_active, 194 * which would be unwise to then set again later. 195 */ 196 isp->isp_osinfo.ehook_active = 1; 197 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 198 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 199 return (-EIO); 200 } 201 202 /* 203 * Create the device queue for our SIM(s). 204 */ 205 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 206 if (isp->isp_osinfo.devq == NULL) { 207 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 208 return (EIO); 209 } 210 211 for (chan = 0; chan < isp->isp_nchan; chan++) { 212 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 213 goto unwind; 214 } 215 } 216 217 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 218 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 219 isp->isp_osinfo.timer_active = 1; 220 221 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 222 if (isp->isp_osinfo.cdev) { 223 isp->isp_osinfo.cdev->si_drv1 = isp; 224 } 225 return (0); 226 227 unwind: 228 while (--chan >= 0) { 229 struct cam_sim *sim; 230 struct cam_path *path; 231 if (IS_FC(isp)) { 232 sim = ISP_FC_PC(isp, chan)->sim; 233 path = ISP_FC_PC(isp, chan)->path; 234 } else { 235 sim = ISP_SPI_PC(isp, chan)->sim; 236 path = ISP_SPI_PC(isp, chan)->path; 237 } 238 xpt_free_path(path); 239 ISP_LOCK(isp); 240 xpt_bus_deregister(cam_sim_path(sim)); 241 ISP_UNLOCK(isp); 242 cam_sim_free(sim, FALSE); 243 } 244 if (isp->isp_osinfo.ehook_active) { 245 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 246 isp->isp_osinfo.ehook_active = 0; 247 } 248 if (isp->isp_osinfo.cdev) { 249 destroy_dev(isp->isp_osinfo.cdev); 250 isp->isp_osinfo.cdev = NULL; 251 } 252 cam_simq_free(isp->isp_osinfo.devq); 253 isp->isp_osinfo.devq = NULL; 254 return (-1); 255 } 256 257 int 258 isp_detach(ispsoftc_t *isp) 259 { 260 struct cam_sim *sim; 261 struct cam_path *path; 262 struct ccb_setasync csa; 263 int chan; 264 265 ISP_LOCK(isp); 266 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 267 if (IS_FC(isp)) { 268 sim = ISP_FC_PC(isp, chan)->sim; 269 path = ISP_FC_PC(isp, chan)->path; 270 } else { 271 sim = ISP_SPI_PC(isp, chan)->sim; 272 path = ISP_SPI_PC(isp, chan)->path; 273 } 274 if (sim->refcount > 2) { 275 ISP_UNLOCK(isp); 276 return (EBUSY); 277 } 278 } 279 if (isp->isp_osinfo.timer_active) { 280 callout_stop(&isp->isp_osinfo.tmo); 281 isp->isp_osinfo.timer_active = 0; 282 } 283 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 284 if (IS_FC(isp)) { 285 sim = ISP_FC_PC(isp, chan)->sim; 286 path = ISP_FC_PC(isp, chan)->path; 287 } else { 288 sim = ISP_SPI_PC(isp, chan)->sim; 289 path = ISP_SPI_PC(isp, chan)->path; 290 } 291 xpt_setup_ccb(&csa.ccb_h, path, 5); 292 csa.ccb_h.func_code = XPT_SASYNC_CB; 293 csa.event_enable = 0; 294 csa.callback = isp_cam_async; 295 csa.callback_arg = sim; 296 xpt_action((union ccb *)&csa); 297 xpt_free_path(path); 298 xpt_bus_deregister(cam_sim_path(sim)); 299 cam_sim_free(sim, FALSE); 300 } 301 ISP_UNLOCK(isp); 302 if (isp->isp_osinfo.cdev) { 303 destroy_dev(isp->isp_osinfo.cdev); 304 isp->isp_osinfo.cdev = NULL; 305 } 306 if (isp->isp_osinfo.ehook_active) { 307 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 308 isp->isp_osinfo.ehook_active = 0; 309 } 310 if (isp->isp_osinfo.devq != NULL) { 311 cam_simq_free(isp->isp_osinfo.devq); 312 isp->isp_osinfo.devq = NULL; 313 } 314 return (0); 315 } 316 317 static void 318 isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg) 319 { 320 if (IS_FC(isp)) { 321 struct isp_fc *fc = ISP_FC_PC(isp, chan); 322 if (fc->simqfrozen == 0) { 323 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan); 324 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 325 xpt_freeze_simq(fc->sim, 1); 326 } else { 327 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan); 328 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 329 } 330 } 331 } 332 333 static void 334 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 335 { 336 if (IS_FC(isp)) { 337 struct isp_fc *fc = ISP_FC_PC(isp, chan); 338 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 339 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 340 if (wasfrozen && fc->simqfrozen == 0) { 341 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan); 342 xpt_release_simq(fc->sim, 1); 343 } 344 } 345 } 346 347 348 static int 349 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 350 { 351 ispsoftc_t *isp; 352 int nr, chan, retval = ENOTTY; 353 354 isp = dev->si_drv1; 355 356 switch (c) { 357 case ISP_SDBLEV: 358 { 359 int olddblev = isp->isp_dblev; 360 isp->isp_dblev = *(int *)addr; 361 *(int *)addr = olddblev; 362 retval = 0; 363 break; 364 } 365 case ISP_GETROLE: 366 chan = *(int *)addr; 367 if (chan < 0 || chan >= isp->isp_nchan) { 368 retval = -ENXIO; 369 break; 370 } 371 if (IS_FC(isp)) { 372 *(int *)addr = FCPARAM(isp, chan)->role; 373 } else { 374 *(int *)addr = SDPARAM(isp, chan)->role; 375 } 376 retval = 0; 377 break; 378 case ISP_SETROLE: 379 nr = *(int *)addr; 380 chan = nr >> 8; 381 if (chan < 0 || chan >= isp->isp_nchan) { 382 retval = -ENXIO; 383 break; 384 } 385 nr &= 0xff; 386 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 387 retval = EINVAL; 388 break; 389 } 390 if (IS_FC(isp)) { 391 /* 392 * We don't really support dual role at present on FC cards. 393 * 394 * We should, but a bunch of things are currently broken, 395 * so don't allow it. 396 */ 397 if (nr == ISP_ROLE_BOTH) { 398 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 399 retval = EINVAL; 400 break; 401 } 402 *(int *)addr = FCPARAM(isp, chan)->role; 403 #ifdef ISP_INTERNAL_TARGET 404 ISP_LOCK(isp); 405 retval = isp_fc_change_role(isp, chan, nr); 406 ISP_UNLOCK(isp); 407 #else 408 FCPARAM(isp, chan)->role = nr; 409 #endif 410 } else { 411 *(int *)addr = SDPARAM(isp, chan)->role; 412 SDPARAM(isp, chan)->role = nr; 413 } 414 retval = 0; 415 break; 416 417 case ISP_RESETHBA: 418 ISP_LOCK(isp); 419 #ifdef ISP_TARGET_MODE 420 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 421 #endif 422 isp_reinit(isp, 0); 423 ISP_UNLOCK(isp); 424 retval = 0; 425 break; 426 427 case ISP_RESCAN: 428 if (IS_FC(isp)) { 429 chan = *(int *)addr; 430 if (chan < 0 || chan >= isp->isp_nchan) { 431 retval = -ENXIO; 432 break; 433 } 434 ISP_LOCK(isp); 435 if (isp_fc_runstate(isp, chan, 5 * 1000000)) { 436 retval = EIO; 437 } else { 438 retval = 0; 439 } 440 ISP_UNLOCK(isp); 441 } 442 break; 443 444 case ISP_FC_LIP: 445 if (IS_FC(isp)) { 446 chan = *(int *)addr; 447 if (chan < 0 || chan >= isp->isp_nchan) { 448 retval = -ENXIO; 449 break; 450 } 451 ISP_LOCK(isp); 452 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 453 retval = EIO; 454 } else { 455 retval = 0; 456 } 457 ISP_UNLOCK(isp); 458 } 459 break; 460 case ISP_FC_GETDINFO: 461 { 462 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 463 fcportdb_t *lp; 464 465 if (IS_SCSI(isp)) { 466 break; 467 } 468 if (ifc->loopid >= MAX_FC_TARG) { 469 retval = EINVAL; 470 break; 471 } 472 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 473 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) { 474 ifc->role = lp->roles; 475 ifc->loopid = lp->handle; 476 ifc->portid = lp->portid; 477 ifc->node_wwn = lp->node_wwn; 478 ifc->port_wwn = lp->port_wwn; 479 retval = 0; 480 } else { 481 retval = ENODEV; 482 } 483 break; 484 } 485 case ISP_GET_STATS: 486 { 487 isp_stats_t *sp = (isp_stats_t *) addr; 488 489 ISP_MEMZERO(sp, sizeof (*sp)); 490 sp->isp_stat_version = ISP_STATS_VERSION; 491 sp->isp_type = isp->isp_type; 492 sp->isp_revision = isp->isp_revision; 493 ISP_LOCK(isp); 494 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 495 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 496 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 497 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 498 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 499 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 500 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 501 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 502 ISP_UNLOCK(isp); 503 retval = 0; 504 break; 505 } 506 case ISP_CLR_STATS: 507 ISP_LOCK(isp); 508 isp->isp_intcnt = 0; 509 isp->isp_intbogus = 0; 510 isp->isp_intmboxc = 0; 511 isp->isp_intoasync = 0; 512 isp->isp_rsltccmplt = 0; 513 isp->isp_fphccmplt = 0; 514 isp->isp_rscchiwater = 0; 515 isp->isp_fpcchiwater = 0; 516 ISP_UNLOCK(isp); 517 retval = 0; 518 break; 519 case ISP_FC_GETHINFO: 520 { 521 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 522 int chan = hba->fc_channel; 523 524 if (chan < 0 || chan >= isp->isp_nchan) { 525 retval = ENXIO; 526 break; 527 } 528 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 529 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 530 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 531 hba->fc_nchannels = isp->isp_nchan; 532 if (IS_FC(isp)) { 533 hba->fc_nports = MAX_FC_TARG; 534 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 535 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 536 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 537 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 538 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 539 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 540 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 541 } else { 542 hba->fc_nports = MAX_TARGETS; 543 hba->fc_speed = 0; 544 hba->fc_topology = 0; 545 hba->nvram_node_wwn = 0ull; 546 hba->nvram_port_wwn = 0ull; 547 hba->active_node_wwn = 0ull; 548 hba->active_port_wwn = 0ull; 549 } 550 retval = 0; 551 break; 552 } 553 case ISP_TSK_MGMT: 554 { 555 int needmarker; 556 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 557 uint16_t loopid; 558 mbreg_t mbs; 559 560 if (IS_SCSI(isp)) { 561 break; 562 } 563 564 chan = fct->chan; 565 if (chan < 0 || chan >= isp->isp_nchan) { 566 retval = -ENXIO; 567 break; 568 } 569 570 needmarker = retval = 0; 571 loopid = fct->loopid; 572 ISP_LOCK(isp); 573 if (IS_24XX(isp)) { 574 uint8_t local[QENTRY_LEN]; 575 isp24xx_tmf_t *tmf; 576 isp24xx_statusreq_t *sp; 577 fcparam *fcp = FCPARAM(isp, chan); 578 fcportdb_t *lp; 579 int i; 580 581 for (i = 0; i < MAX_FC_TARG; i++) { 582 lp = &fcp->portdb[i]; 583 if (lp->handle == loopid) { 584 break; 585 } 586 } 587 if (i == MAX_FC_TARG) { 588 retval = ENXIO; 589 ISP_UNLOCK(isp); 590 break; 591 } 592 /* XXX VALIDATE LP XXX */ 593 tmf = (isp24xx_tmf_t *) local; 594 ISP_MEMZERO(tmf, QENTRY_LEN); 595 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 596 tmf->tmf_header.rqs_entry_count = 1; 597 tmf->tmf_nphdl = lp->handle; 598 tmf->tmf_delay = 2; 599 tmf->tmf_timeout = 2; 600 tmf->tmf_tidlo = lp->portid; 601 tmf->tmf_tidhi = lp->portid >> 16; 602 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan); 603 tmf->tmf_lun[1] = fct->lun & 0xff; 604 if (fct->lun >= 256) { 605 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8); 606 } 607 switch (fct->action) { 608 case IPT_CLEAR_ACA: 609 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA; 610 break; 611 case IPT_TARGET_RESET: 612 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET; 613 needmarker = 1; 614 break; 615 case IPT_LUN_RESET: 616 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET; 617 needmarker = 1; 618 break; 619 case IPT_CLEAR_TASK_SET: 620 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 621 needmarker = 1; 622 break; 623 case IPT_ABORT_TASK_SET: 624 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 625 needmarker = 1; 626 break; 627 default: 628 retval = EINVAL; 629 break; 630 } 631 if (retval) { 632 ISP_UNLOCK(isp); 633 break; 634 } 635 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000); 636 mbs.param[1] = QENTRY_LEN; 637 mbs.param[2] = DMA_WD1(fcp->isp_scdma); 638 mbs.param[3] = DMA_WD0(fcp->isp_scdma); 639 mbs.param[6] = DMA_WD3(fcp->isp_scdma); 640 mbs.param[7] = DMA_WD2(fcp->isp_scdma); 641 642 if (FC_SCRATCH_ACQUIRE(isp, chan)) { 643 ISP_UNLOCK(isp); 644 retval = ENOMEM; 645 break; 646 } 647 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch); 648 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN, chan); 649 sp = (isp24xx_statusreq_t *) local; 650 sp->req_completion_status = 1; 651 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 652 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan); 653 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp); 654 FC_SCRATCH_RELEASE(isp, chan); 655 if (retval || sp->req_completion_status != 0) { 656 FC_SCRATCH_RELEASE(isp, chan); 657 retval = EIO; 658 } 659 if (retval == 0) { 660 if (needmarker) { 661 fcp->sendmarker = 1; 662 } 663 } 664 } else { 665 MBSINIT(&mbs, 0, MBLOGALL, 0); 666 if (ISP_CAP_2KLOGIN(isp) == 0) { 667 loopid <<= 8; 668 } 669 switch (fct->action) { 670 case IPT_CLEAR_ACA: 671 mbs.param[0] = MBOX_CLEAR_ACA; 672 mbs.param[1] = loopid; 673 mbs.param[2] = fct->lun; 674 break; 675 case IPT_TARGET_RESET: 676 mbs.param[0] = MBOX_TARGET_RESET; 677 mbs.param[1] = loopid; 678 needmarker = 1; 679 break; 680 case IPT_LUN_RESET: 681 mbs.param[0] = MBOX_LUN_RESET; 682 mbs.param[1] = loopid; 683 mbs.param[2] = fct->lun; 684 needmarker = 1; 685 break; 686 case IPT_CLEAR_TASK_SET: 687 mbs.param[0] = MBOX_CLEAR_TASK_SET; 688 mbs.param[1] = loopid; 689 mbs.param[2] = fct->lun; 690 needmarker = 1; 691 break; 692 case IPT_ABORT_TASK_SET: 693 mbs.param[0] = MBOX_ABORT_TASK_SET; 694 mbs.param[1] = loopid; 695 mbs.param[2] = fct->lun; 696 needmarker = 1; 697 break; 698 default: 699 retval = EINVAL; 700 break; 701 } 702 if (retval == 0) { 703 if (needmarker) { 704 FCPARAM(isp, chan)->sendmarker = 1; 705 } 706 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 707 if (retval) { 708 retval = EIO; 709 } 710 } 711 } 712 ISP_UNLOCK(isp); 713 break; 714 } 715 default: 716 break; 717 } 718 return (retval); 719 } 720 721 static void 722 isp_intr_enable(void *arg) 723 { 724 int chan; 725 ispsoftc_t *isp = arg; 726 ISP_LOCK(isp); 727 for (chan = 0; chan < isp->isp_nchan; chan++) { 728 if (IS_FC(isp)) { 729 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 730 ISP_ENABLE_INTS(isp); 731 break; 732 } 733 } else { 734 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) { 735 ISP_ENABLE_INTS(isp); 736 break; 737 } 738 } 739 } 740 isp->isp_osinfo.ehook_active = 0; 741 ISP_UNLOCK(isp); 742 /* Release our hook so that the boot can continue. */ 743 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 744 } 745 746 /* 747 * Local Inlines 748 */ 749 750 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 751 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 752 753 static ISP_INLINE int 754 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 755 { 756 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 757 if (ISP_PCMD(ccb) == NULL) { 758 return (-1); 759 } 760 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 761 return (0); 762 } 763 764 static ISP_INLINE void 765 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 766 { 767 ((struct isp_pcmd *)ISP_PCMD(ccb))->next = isp->isp_osinfo.pcmd_free; 768 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 769 ISP_PCMD(ccb) = NULL; 770 } 771 /* 772 * Put the target mode functions here, because some are inlines 773 */ 774 775 #ifdef ISP_TARGET_MODE 776 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 777 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 778 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 779 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 780 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 781 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 782 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 783 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 784 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 785 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 786 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 787 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 788 static void isp_enable_lun(ispsoftc_t *, union ccb *); 789 static void isp_enable_deferred_luns(ispsoftc_t *, int); 790 static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t); 791 static void isp_disable_lun(ispsoftc_t *, union ccb *); 792 static int isp_enable_target_mode(ispsoftc_t *, int); 793 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 794 static timeout_t isp_refire_putback_atio; 795 static void isp_complete_ctio(union ccb *); 796 static void isp_target_putback_atio(union ccb *); 797 static void isp_target_start_ctio(ispsoftc_t *, union ccb *); 798 static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 799 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 800 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 801 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 802 static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 803 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 804 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 805 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 806 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 807 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 808 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 809 810 static ISP_INLINE int 811 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 812 { 813 tstate_t *tptr; 814 struct tslist *lhp; 815 816 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 817 SLIST_FOREACH(tptr, lhp, next) { 818 if (xpt_path_lun_id(tptr->owner) == lun) { 819 return (1); 820 } 821 } 822 return (0); 823 } 824 825 static void 826 dump_tstates(ispsoftc_t *isp, int bus) 827 { 828 int i, j; 829 struct tslist *lhp; 830 tstate_t *tptr = NULL; 831 832 if (bus >= isp->isp_nchan) { 833 return; 834 } 835 for (i = 0; i < LUN_HASH_SIZE; i++) { 836 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 837 j = 0; 838 SLIST_FOREACH(tptr, lhp, next) { 839 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 840 j++; 841 } 842 } 843 } 844 845 static ISP_INLINE tstate_t * 846 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 847 { 848 tstate_t *tptr = NULL; 849 struct tslist *lhp; 850 int i; 851 852 if (bus < isp->isp_nchan) { 853 for (i = 0; i < LUN_HASH_SIZE; i++) { 854 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 855 SLIST_FOREACH(tptr, lhp, next) { 856 if (xpt_path_lun_id(tptr->owner) == lun) { 857 tptr->hold++; 858 return (tptr); 859 } 860 } 861 } 862 } 863 return (NULL); 864 } 865 866 static ISP_INLINE tstate_t * 867 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 868 { 869 tstate_t *tptr = NULL; 870 atio_private_data_t *atp; 871 struct tslist *lhp; 872 int i; 873 874 if (bus < isp->isp_nchan && tagval != 0) { 875 for (i = 0; i < LUN_HASH_SIZE; i++) { 876 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 877 SLIST_FOREACH(tptr, lhp, next) { 878 atp = isp_get_atpd(isp, tptr, tagval); 879 if (atp && atp->tag == tagval) { 880 tptr->hold++; 881 return (tptr); 882 } 883 } 884 } 885 } 886 return (NULL); 887 } 888 889 static ISP_INLINE inot_private_data_t * 890 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 891 { 892 inot_private_data_t *ntp; 893 tstate_t *tptr; 894 struct tslist *lhp; 895 int bus, i; 896 897 for (bus = 0; bus < isp->isp_nchan; bus++) { 898 for (i = 0; i < LUN_HASH_SIZE; i++) { 899 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 900 SLIST_FOREACH(tptr, lhp, next) { 901 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 902 if (ntp) { 903 *rslt = tptr; 904 tptr->hold++; 905 return (ntp); 906 } 907 } 908 } 909 } 910 return (NULL); 911 } 912 static ISP_INLINE void 913 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 914 { 915 KASSERT((tptr->hold), ("tptr not held")); 916 tptr->hold--; 917 } 918 919 static void 920 isp_tmcmd_restart(ispsoftc_t *isp) 921 { 922 inot_private_data_t *ntp; 923 tstate_t *tptr; 924 struct tslist *lhp; 925 int bus, i; 926 927 for (bus = 0; bus < isp->isp_nchan; bus++) { 928 for (i = 0; i < LUN_HASH_SIZE; i++) { 929 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 930 SLIST_FOREACH(tptr, lhp, next) { 931 inot_private_data_t *restart_queue = tptr->restart_queue; 932 tptr->restart_queue = NULL; 933 while (restart_queue) { 934 ntp = restart_queue; 935 restart_queue = ntp->rd.nt.nt_hba; 936 if (IS_24XX(isp)) { 937 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 938 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 939 } else { 940 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 941 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 942 } 943 isp_put_ntpd(isp, tptr, ntp); 944 if (tptr->restart_queue && restart_queue != NULL) { 945 ntp = tptr->restart_queue; 946 tptr->restart_queue = restart_queue; 947 while (restart_queue->rd.nt.nt_hba) { 948 restart_queue = restart_queue->rd.nt.nt_hba; 949 } 950 restart_queue->rd.nt.nt_hba = ntp; 951 break; 952 } 953 } 954 } 955 } 956 } 957 } 958 959 static ISP_INLINE atio_private_data_t * 960 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 961 { 962 atio_private_data_t *atp; 963 964 if (tag == 0) { 965 atp = tptr->atfree; 966 if (atp) { 967 tptr->atfree = atp->next; 968 } 969 return (atp); 970 } 971 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 972 if (atp->tag == tag) { 973 return (atp); 974 } 975 } 976 return (NULL); 977 } 978 979 static ISP_INLINE void 980 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 981 { 982 atp->tag = 0; 983 atp->dead = 0; 984 atp->next = tptr->atfree; 985 tptr->atfree = atp; 986 } 987 988 static void 989 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 990 { 991 atio_private_data_t *atp; 992 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 993 994 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 995 if (atp->tag == 0) { 996 continue; 997 } 998 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", 999 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]); 1000 } 1001 } 1002 1003 1004 static ISP_INLINE inot_private_data_t * 1005 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1006 { 1007 inot_private_data_t *ntp; 1008 ntp = tptr->ntfree; 1009 if (ntp) { 1010 tptr->ntfree = ntp->next; 1011 } 1012 return (ntp); 1013 } 1014 1015 static ISP_INLINE inot_private_data_t * 1016 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1017 { 1018 inot_private_data_t *ntp; 1019 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1020 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1021 return (ntp); 1022 } 1023 } 1024 return (NULL); 1025 } 1026 1027 static ISP_INLINE void 1028 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1029 { 1030 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1031 ntp->next = tptr->ntfree; 1032 tptr->ntfree = ntp; 1033 } 1034 1035 static cam_status 1036 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1037 { 1038 cam_status status; 1039 lun_id_t lun; 1040 struct tslist *lhp; 1041 tstate_t *tptr; 1042 int i; 1043 1044 lun = xpt_path_lun_id(path); 1045 if (lun != CAM_LUN_WILDCARD) { 1046 if (lun >= ISP_MAX_LUNS(isp)) { 1047 return (CAM_LUN_INVALID); 1048 } 1049 } 1050 if (is_lun_enabled(isp, bus, lun)) { 1051 return (CAM_LUN_ALRDY_ENA); 1052 } 1053 tptr = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1054 if (tptr == NULL) { 1055 return (CAM_RESRC_UNAVAIL); 1056 } 1057 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1058 if (status != CAM_REQ_CMP) { 1059 free(tptr, M_DEVBUF); 1060 return (status); 1061 } 1062 SLIST_INIT(&tptr->atios); 1063 SLIST_INIT(&tptr->inots); 1064 for (i = 0; i < ATPDPSIZE-1; i++) { 1065 tptr->atpool[i].next = &tptr->atpool[i+1]; 1066 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1067 } 1068 tptr->atfree = tptr->atpool; 1069 tptr->ntfree = tptr->ntpool; 1070 tptr->hold = 1; 1071 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1072 SLIST_INSERT_HEAD(lhp, tptr, next); 1073 *rslt = tptr; 1074 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1075 return (CAM_REQ_CMP); 1076 } 1077 1078 static ISP_INLINE void 1079 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1080 { 1081 struct tslist *lhp; 1082 KASSERT((tptr->hold == 0), ("tptr still held")); 1083 ISP_GET_PC_ADDR(isp, xpt_path_path_id(tptr->owner), lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1084 SLIST_REMOVE(lhp, tptr, tstate, next); 1085 xpt_free_path(tptr->owner); 1086 free(tptr, M_DEVBUF); 1087 } 1088 1089 /* 1090 * Enable a lun. 1091 */ 1092 static void 1093 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1094 { 1095 tstate_t *tptr = NULL; 1096 int bus, tm_enabled, target_role; 1097 target_id_t target; 1098 lun_id_t lun; 1099 1100 /* 1101 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun 1102 */ 1103 bus = XS_CHANNEL(ccb); 1104 target = ccb->ccb_h.target_id; 1105 lun = ccb->ccb_h.target_lun; 1106 if (target != CAM_TARGET_WILDCARD && target != 0) { 1107 ccb->ccb_h.status = CAM_TID_INVALID; 1108 xpt_done(ccb); 1109 return; 1110 } 1111 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1112 ccb->ccb_h.status = CAM_LUN_INVALID; 1113 xpt_done(ccb); 1114 return; 1115 } 1116 1117 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1118 ccb->ccb_h.status = CAM_LUN_INVALID; 1119 xpt_done(ccb); 1120 return; 1121 } 1122 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1123 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1124 } 1125 1126 /* 1127 * Wait until we're not busy with the lun enables subsystem 1128 */ 1129 while (isp->isp_osinfo.tmbusy) { 1130 isp->isp_osinfo.tmwanted = 1; 1131 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_enable_lun", 0); 1132 } 1133 isp->isp_osinfo.tmbusy = 1; 1134 1135 /* 1136 * This is as a good a place as any to check f/w capabilities. 1137 */ 1138 1139 if (IS_FC(isp)) { 1140 if (ISP_CAP_TMODE(isp) == 0) { 1141 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n"); 1142 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1143 goto done; 1144 } 1145 /* 1146 * We *could* handle non-SCCLUN f/w, but we'd have to 1147 * dork with our already fragile enable/disable code. 1148 */ 1149 if (ISP_CAP_SCCFW(isp) == 0) { 1150 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n"); 1151 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1152 goto done; 1153 } 1154 1155 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1156 1157 } else { 1158 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1159 } 1160 1161 /* 1162 * Create the state pointer. 1163 * It should not already exist. 1164 */ 1165 tptr = get_lun_statep(isp, bus, lun); 1166 if (tptr) { 1167 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1168 goto done; 1169 } 1170 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1171 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1172 goto done; 1173 } 1174 1175 /* 1176 * We have a tricky maneuver to perform here. 1177 * 1178 * If target mode isn't already enabled here, 1179 * *and* our current role includes target mode, 1180 * we enable target mode here. 1181 * 1182 */ 1183 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1184 if (tm_enabled == 0 && target_role != 0) { 1185 if (isp_enable_target_mode(isp, bus)) { 1186 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1187 destroy_lun_state(isp, tptr); 1188 tptr = NULL; 1189 goto done; 1190 } 1191 tm_enabled = 1; 1192 } 1193 1194 /* 1195 * Now check to see whether this bus is in target mode already. 1196 * 1197 * If not, a later role change into target mode will finish the job. 1198 */ 1199 if (tm_enabled == 0) { 1200 ISP_SET_PC(isp, bus, tm_enable_defer, 1); 1201 ccb->ccb_h.status = CAM_REQ_CMP; 1202 xpt_print(ccb->ccb_h.path, "Target Mode Not Enabled Yet- Lun Enables Deferred\n"); 1203 goto done; 1204 } 1205 1206 /* 1207 * Enable the lun. 1208 */ 1209 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun); 1210 1211 done: 1212 if (ccb->ccb_h.status != CAM_REQ_CMP && tptr) { 1213 destroy_lun_state(isp, tptr); 1214 tptr = NULL; 1215 } 1216 if (tptr) { 1217 rls_lun_statep(isp, tptr); 1218 } 1219 isp->isp_osinfo.tmbusy = 0; 1220 if (isp->isp_osinfo.tmwanted) { 1221 isp->isp_osinfo.tmwanted = 0; 1222 wakeup(isp); 1223 } 1224 xpt_done(ccb); 1225 } 1226 1227 static void 1228 isp_enable_deferred_luns(ispsoftc_t *isp, int bus) 1229 { 1230 /* 1231 * XXX: not entirely implemented yet 1232 */ 1233 (void) isp_enable_deferred(isp, bus, 0); 1234 } 1235 1236 static uint32_t 1237 isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun) 1238 { 1239 cam_status status; 1240 1241 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %u", __func__, bus, lun); 1242 if (IS_24XX(isp) || (IS_FC(isp) && ISP_FC_PC(isp, bus)->tm_luns_enabled)) { 1243 status = CAM_REQ_CMP; 1244 } else { 1245 int cmd_cnt, not_cnt; 1246 1247 if (IS_23XX(isp)) { 1248 cmd_cnt = DFLT_CMND_CNT; 1249 not_cnt = DFLT_INOT_CNT; 1250 } else { 1251 cmd_cnt = 64; 1252 not_cnt = 8; 1253 } 1254 status = CAM_REQ_INPROG; 1255 isp->isp_osinfo.rptr = &status; 1256 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, DFLT_CMND_CNT, DFLT_INOT_CNT)) { 1257 status = CAM_RESRC_UNAVAIL; 1258 } else { 1259 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0); 1260 } 1261 isp->isp_osinfo.rptr = NULL; 1262 } 1263 1264 if (status == CAM_REQ_CMP) { 1265 ISP_SET_PC(isp, bus, tm_luns_enabled, 1); 1266 isp_prt(isp, ISP_LOGTINFO, "bus %d lun %u now enabled for target mode", bus, lun); 1267 } 1268 return (status); 1269 } 1270 1271 static void 1272 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1273 { 1274 tstate_t *tptr = NULL; 1275 int bus; 1276 cam_status status; 1277 target_id_t target; 1278 lun_id_t lun; 1279 1280 bus = XS_CHANNEL(ccb); 1281 target = ccb->ccb_h.target_id; 1282 lun = ccb->ccb_h.target_lun; 1283 if (target != CAM_TARGET_WILDCARD && target != 0) { 1284 ccb->ccb_h.status = CAM_TID_INVALID; 1285 xpt_done(ccb); 1286 return; 1287 } 1288 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1289 ccb->ccb_h.status = CAM_LUN_INVALID; 1290 xpt_done(ccb); 1291 return; 1292 } 1293 1294 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1295 ccb->ccb_h.status = CAM_LUN_INVALID; 1296 xpt_done(ccb); 1297 return; 1298 } 1299 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1300 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1301 } 1302 1303 /* 1304 * See if we're busy disabling a lun now. 1305 */ 1306 while (isp->isp_osinfo.tmbusy) { 1307 isp->isp_osinfo.tmwanted = 1; 1308 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_disable_lun", 0); 1309 } 1310 isp->isp_osinfo.tmbusy = 1; 1311 1312 /* 1313 * Find the state pointer. 1314 */ 1315 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1316 ccb->ccb_h.status = CAM_PATH_INVALID; 1317 goto done; 1318 } 1319 1320 /* 1321 * If we're a 24XX card, we're done. 1322 */ 1323 if (IS_24XX(isp)) { 1324 status = CAM_REQ_CMP; 1325 goto done; 1326 } 1327 1328 /* 1329 * For SCC FW, we only deal with lun zero. 1330 */ 1331 if (IS_FC(isp)) { 1332 lun = 0; 1333 } 1334 1335 isp->isp_osinfo.rptr = &status; 1336 status = CAM_REQ_INPROG; 1337 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) { 1338 status = CAM_RESRC_UNAVAIL; 1339 } else { 1340 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0); 1341 } 1342 done: 1343 if (status == CAM_REQ_CMP) { 1344 xpt_print(ccb->ccb_h.path, "now disabled for target mode\n"); 1345 } 1346 if (tptr) { 1347 destroy_lun_state(isp, tptr); 1348 } 1349 isp->isp_osinfo.rptr = NULL; 1350 isp->isp_osinfo.tmbusy = 0; 1351 if (isp->isp_osinfo.tmwanted) { 1352 isp->isp_osinfo.tmwanted = 0; 1353 wakeup(isp); 1354 } 1355 xpt_done(ccb); 1356 } 1357 1358 static int 1359 isp_enable_target_mode(ispsoftc_t *isp, int bus) 1360 { 1361 int ct; 1362 1363 ISP_GET_PC(isp, bus, tm_enabled, ct); 1364 if (ct != 0) { 1365 return (0); 1366 } 1367 1368 if (IS_SCSI(isp)) { 1369 mbreg_t mbs; 1370 1371 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1372 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 1373 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG; 1374 mbs.param[2] = bus << 7; 1375 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1376 isp_prt(isp, ISP_LOGERR, "Unable to add Target Role to Bus %d", bus); 1377 return (EIO); 1378 } 1379 SDPARAM(isp, bus)->role |= ISP_ROLE_TARGET; 1380 } 1381 ISP_SET_PC(isp, bus, tm_enabled, 1); 1382 isp_prt(isp, ISP_LOGINFO, "Target Role added to Bus %d", bus); 1383 return (0); 1384 } 1385 1386 #ifdef NEEDED 1387 static int 1388 isp_disable_target_mode(ispsoftc_t *isp, int bus) 1389 { 1390 int ct; 1391 1392 ISP_GET_PC(isp, bus, tm_enabled, ct); 1393 if (ct == 0) { 1394 return (0); 1395 } 1396 1397 if (IS_SCSI(isp)) { 1398 mbreg_t mbs; 1399 1400 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1401 mbs.param[2] = bus << 7; 1402 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1403 isp_prt(isp, ISP_LOGERR, "Unable to subtract Target Role to Bus %d", bus); 1404 return (EIO); 1405 } 1406 SDPARAM(isp, bus)->role &= ~ISP_ROLE_TARGET; 1407 } 1408 ISP_SET_PC(isp, bus, tm_enabled, 0); 1409 isp_prt(isp, ISP_LOGINFO, "Target Role subtracted from Bus %d", bus); 1410 return (0); 1411 } 1412 #endif 1413 1414 static void 1415 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1416 { 1417 uint32_t *rptr; 1418 1419 rptr = isp->isp_osinfo.rptr; 1420 if (lep->le_status != LUN_OK) { 1421 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status); 1422 if (rptr) { 1423 *rptr = CAM_REQ_CMP_ERR; 1424 wakeup_one(rptr); 1425 } 1426 } else { 1427 if (rptr) { 1428 *rptr = CAM_REQ_CMP; 1429 wakeup_one(rptr); 1430 } 1431 } 1432 } 1433 1434 static void 1435 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb) 1436 { 1437 void *qe; 1438 tstate_t *tptr; 1439 atio_private_data_t *atp; 1440 struct ccb_scsiio *cso = &ccb->csio; 1441 uint32_t dmaresult, handle; 1442 uint8_t local[QENTRY_LEN]; 1443 1444 /* 1445 * Do some sanity checks. 1446 */ 1447 if (cso->dxfer_len == 0) { 1448 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1449 xpt_print(ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1450 ccb->ccb_h.status = CAM_REQ_INVALID; 1451 xpt_done(ccb); 1452 return; 1453 } 1454 } 1455 1456 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1457 if (tptr == NULL) { 1458 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1459 if (tptr == NULL) { 1460 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find tstate pointer in %s\n", __func__, cso->tag_id); 1461 dump_tstates(isp, XS_CHANNEL(ccb)); 1462 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1463 xpt_done(ccb); 1464 return; 1465 } 1466 } 1467 1468 atp = isp_get_atpd(isp, tptr, cso->tag_id); 1469 if (atp == NULL) { 1470 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find private data adjunct\n", __func__, cso->tag_id); 1471 isp_dump_atpd(isp, tptr); 1472 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1473 xpt_done(ccb); 1474 return; 1475 } 1476 if (atp->dead) { 1477 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO for a dead command\n", __func__, cso->tag_id); 1478 ccb->ccb_h.status = CAM_REQ_ABORTED; 1479 xpt_done(ccb); 1480 return; 1481 } 1482 1483 /* 1484 * Check to make sure we're still in target mode. 1485 */ 1486 if ((FCPARAM(isp, XS_CHANNEL(ccb))->role & ISP_ROLE_TARGET) == 0) { 1487 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); 1488 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1489 xpt_done(ccb); 1490 return; 1491 } 1492 1493 /* 1494 * Get some resources 1495 */ 1496 if (isp_get_pcmd(isp, ccb)) { 1497 rls_lun_statep(isp, tptr); 1498 xpt_print(ccb->ccb_h.path, "out of PCMDs\n"); 1499 cam_freeze_devq(ccb->ccb_h.path); 1500 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1501 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1502 xpt_done(ccb); 1503 return; 1504 } 1505 qe = isp_getrqentry(isp); 1506 if (qe == NULL) { 1507 xpt_print(ccb->ccb_h.path, rqo, __func__); 1508 cam_freeze_devq(ccb->ccb_h.path); 1509 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1510 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1511 goto out; 1512 } 1513 memset(local, 0, QENTRY_LEN); 1514 1515 /* 1516 * We're either moving data or completing a command here. 1517 */ 1518 if (IS_24XX(isp)) { 1519 ct7_entry_t *cto = (ct7_entry_t *) local; 1520 1521 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1522 cto->ct_header.rqs_entry_count = 1; 1523 cto->ct_header.rqs_seqno = 1; 1524 cto->ct_nphdl = atp->nphdl; 1525 cto->ct_rxid = atp->tag; 1526 cto->ct_iid_lo = atp->portid; 1527 cto->ct_iid_hi = atp->portid >> 16; 1528 cto->ct_oxid = atp->oxid; 1529 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1530 cto->ct_scsi_status = cso->scsi_status; 1531 cto->ct_timeout = 120; 1532 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1533 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1534 cto->ct_flags |= CT7_SENDSTATUS; 1535 } 1536 if (cso->dxfer_len == 0) { 1537 cto->ct_flags |= CT7_FLAG_MODE1 | CT7_NO_DATA; 1538 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1539 int m = min(cso->sense_len, sizeof (struct scsi_sense_data)); 1540 cto->rsp.m1.ct_resplen = cto->ct_senselen = min(m, MAXRESPLEN_24XX); 1541 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, cto->ct_senselen); 1542 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1543 } 1544 } else { 1545 cto->ct_flags |= CT7_FLAG_MODE0; 1546 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1547 cto->ct_flags |= CT7_DATA_IN; 1548 } else { 1549 cto->ct_flags |= CT7_DATA_OUT; 1550 } 1551 cto->rsp.m0.reloff = atp->bytes_xfered; 1552 /* 1553 * Don't overrun the limits placed on us 1554 */ 1555 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1556 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1557 } 1558 atp->last_xframt = cso->dxfer_len; 1559 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1560 } 1561 if (cto->ct_flags & CT7_SENDSTATUS) { 1562 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1563 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1564 if (cto->ct_resid < 0) { 1565 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1566 } else if (cto->ct_resid > 0) { 1567 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1568 } 1569 atp->state = ATPD_STATE_LAST_CTIO; 1570 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, 1571 atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1572 } else { 1573 cto->ct_resid = 0; 1574 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, 1575 cso->dxfer_len, atp->bytes_xfered); 1576 atp->state = ATPD_STATE_CTIO; 1577 } 1578 } else if (IS_FC(isp)) { 1579 ct2_entry_t *cto = (ct2_entry_t *) local; 1580 1581 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1582 cto->ct_header.rqs_entry_count = 1; 1583 cto->ct_header.rqs_seqno = 1; 1584 if (ISP_CAP_2KLOGIN(isp) == 0) { 1585 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1586 } else { 1587 cto->ct_iid = cso->init_id; 1588 if (ISP_CAP_SCCFW(isp) == 0) { 1589 cto->ct_lun = ccb->ccb_h.target_lun; 1590 } 1591 } 1592 1593 1594 cto->ct_rxid = cso->tag_id; 1595 if (cso->dxfer_len == 0) { 1596 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA | CT2_SENDSTATUS; 1597 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1598 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered; 1599 if (cto->ct_resid < 0) { 1600 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1601 } else if (cto->ct_resid > 0) { 1602 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1603 } 1604 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1605 int m = min(cso->sense_len, MAXRESPLEN); 1606 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, m); 1607 cto->rsp.m1.ct_senselen = m; 1608 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1609 } else if (cso->scsi_status == SCSI_STATUS_CHECK_COND) { 1610 /* 1611 * XXX: DEBUG 1612 */ 1613 xpt_print(ccb->ccb_h.path, "CHECK CONDITION being sent without associated SENSE DATA for CDB=0x%x\n", atp->cdb0); 1614 } 1615 } else { 1616 cto->ct_flags |= CT2_FLAG_MODE0; 1617 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1618 cto->ct_flags |= CT2_DATA_IN; 1619 } else { 1620 cto->ct_flags |= CT2_DATA_OUT; 1621 } 1622 cto->ct_reloff = atp->bytes_xfered; 1623 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1624 /* 1625 * Don't overrun the limits placed on us 1626 */ 1627 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1628 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1629 } 1630 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 1631 cto->ct_flags |= CT2_SENDSTATUS; 1632 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 1633 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1634 if (cto->ct_resid < 0) { 1635 cto->rsp.m0.ct_scsi_status |= CT2_DATA_OVER; 1636 } else if (cto->ct_resid > 0) { 1637 cto->rsp.m0.ct_scsi_status |= CT2_DATA_UNDER; 1638 } 1639 } else { 1640 atp->last_xframt = cso->dxfer_len; 1641 } 1642 /* 1643 * If we're sending data and status back together, 1644 * we can't also send back sense data as well. 1645 */ 1646 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1647 } 1648 1649 if (cto->ct_flags & CT2_SENDSTATUS) { 1650 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1651 cto->ct_flags |= CT2_CCINCR; 1652 atp->state = ATPD_STATE_LAST_CTIO; 1653 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, 1654 atp->cdb0, cto->rsp.m0.ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1655 } else { 1656 cto->ct_resid = 0; 1657 atp->state = ATPD_STATE_CTIO; 1658 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, 1659 cso->dxfer_len, atp->bytes_xfered); 1660 } 1661 cto->ct_timeout = 10; 1662 } else { 1663 ct_entry_t *cto = (ct_entry_t *) local; 1664 1665 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1666 cto->ct_header.rqs_entry_count = 1; 1667 cto->ct_header.rqs_seqno = 1; 1668 cto->ct_iid = cso->init_id; 1669 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1670 cto->ct_tgt = ccb->ccb_h.target_id; 1671 cto->ct_lun = ccb->ccb_h.target_lun; 1672 cto->ct_fwhandle = cso->tag_id >> 16; 1673 if (AT_HAS_TAG(cso->tag_id)) { 1674 cto->ct_tag_val = cso->tag_id; 1675 cto->ct_flags |= CT_TQAE; 1676 } 1677 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1678 cto->ct_flags |= CT_NODISC; 1679 } 1680 if (cso->dxfer_len == 0) { 1681 cto->ct_flags |= CT_NO_DATA; 1682 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1683 cto->ct_flags |= CT_DATA_IN; 1684 } else { 1685 cto->ct_flags |= CT_DATA_OUT; 1686 } 1687 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1688 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1689 cto->ct_scsi_status = cso->scsi_status; 1690 cto->ct_resid = cso->resid; 1691 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO[%x] scsi status %x resid %d tag_id %x\n", __func__, 1692 cto->ct_fwhandle, cso->scsi_status, cso->resid, cso->tag_id); 1693 } 1694 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1695 cto->ct_timeout = 10; 1696 } 1697 1698 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 1699 xpt_print(ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1700 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1701 goto out; 1702 } 1703 1704 1705 /* 1706 * Call the dma setup routines for this entry (and any subsequent 1707 * CTIOs) if there's data to move, and then tell the f/w it's got 1708 * new things to play with. As with isp_start's usage of DMA setup, 1709 * any swizzling is done in the machine dependent layer. Because 1710 * of this, we put the request onto the queue area first in native 1711 * format. 1712 */ 1713 1714 if (IS_24XX(isp)) { 1715 ct7_entry_t *cto = (ct7_entry_t *) local; 1716 cto->ct_syshandle = handle; 1717 } else if (IS_FC(isp)) { 1718 ct2_entry_t *cto = (ct2_entry_t *) local; 1719 cto->ct_syshandle = handle; 1720 } else { 1721 ct_entry_t *cto = (ct_entry_t *) local; 1722 cto->ct_syshandle = handle; 1723 } 1724 1725 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1726 if (dmaresult == CMD_QUEUED) { 1727 isp->isp_nactive++; 1728 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1729 rls_lun_statep(isp, tptr); 1730 return; 1731 } 1732 if (dmaresult == CMD_EAGAIN) { 1733 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1734 } else { 1735 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1736 } 1737 isp_destroy_tgt_handle(isp, handle); 1738 out: 1739 rls_lun_statep(isp, tptr); 1740 isp_free_pcmd(isp, ccb); 1741 xpt_done(ccb); 1742 } 1743 1744 static void 1745 isp_refire_putback_atio(void *arg) 1746 { 1747 union ccb *ccb = arg; 1748 ispsoftc_t *isp = XS_ISP(ccb); 1749 ISP_LOCK(isp); 1750 isp_target_putback_atio(ccb); 1751 ISP_UNLOCK(isp); 1752 } 1753 1754 static void 1755 isp_target_putback_atio(union ccb *ccb) 1756 { 1757 ispsoftc_t *isp; 1758 struct ccb_scsiio *cso; 1759 void *qe; 1760 1761 isp = XS_ISP(ccb); 1762 1763 qe = isp_getrqentry(isp); 1764 if (qe == NULL) { 1765 xpt_print(ccb->ccb_h.path, rqo, __func__); 1766 (void) timeout(isp_refire_putback_atio, ccb, 10); 1767 return; 1768 } 1769 memset(qe, 0, QENTRY_LEN); 1770 cso = &ccb->csio; 1771 if (IS_FC(isp)) { 1772 at2_entry_t local, *at = &local; 1773 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1774 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1775 at->at_header.rqs_entry_count = 1; 1776 if (ISP_CAP_SCCFW(isp)) { 1777 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1778 } else { 1779 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1780 } 1781 at->at_status = CT_OK; 1782 at->at_rxid = cso->tag_id; 1783 at->at_iid = cso->ccb_h.target_id; 1784 isp_put_atio2(isp, at, qe); 1785 } else { 1786 at_entry_t local, *at = &local; 1787 ISP_MEMZERO(at, sizeof (at_entry_t)); 1788 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1789 at->at_header.rqs_entry_count = 1; 1790 at->at_iid = cso->init_id; 1791 at->at_iid |= XS_CHANNEL(ccb) << 7; 1792 at->at_tgt = cso->ccb_h.target_id; 1793 at->at_lun = cso->ccb_h.target_lun; 1794 at->at_status = CT_OK; 1795 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1796 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1797 isp_put_atio(isp, at, qe); 1798 } 1799 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1800 ISP_SYNC_REQUEST(isp); 1801 isp_complete_ctio(ccb); 1802 } 1803 1804 static void 1805 isp_complete_ctio(union ccb *ccb) 1806 { 1807 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1808 ccb->ccb_h.status |= CAM_REQ_CMP; 1809 } 1810 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1811 isp_free_pcmd(XS_ISP(ccb), ccb); 1812 xpt_done(ccb); 1813 } 1814 1815 /* 1816 * Handle ATIO stuff that the generic code can't. 1817 * This means handling CDBs. 1818 */ 1819 1820 static void 1821 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 1822 { 1823 tstate_t *tptr; 1824 int status, bus; 1825 struct ccb_accept_tio *atiop; 1826 atio_private_data_t *atp; 1827 1828 /* 1829 * The firmware status (except for the QLTM_SVALID bit) 1830 * indicates why this ATIO was sent to us. 1831 * 1832 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1833 * 1834 * If the DISCONNECTS DISABLED bit is set in the flags field, 1835 * we're still connected on the SCSI bus. 1836 */ 1837 status = aep->at_status; 1838 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1839 /* 1840 * Bus Phase Sequence error. We should have sense data 1841 * suggested by the f/w. I'm not sure quite yet what 1842 * to do about this for CAM. 1843 */ 1844 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1845 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1846 return; 1847 } 1848 if ((status & ~QLTM_SVALID) != AT_CDB) { 1849 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status); 1850 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1851 return; 1852 } 1853 1854 bus = GET_BUS_VAL(aep->at_iid); 1855 tptr = get_lun_statep(isp, bus, aep->at_lun); 1856 if (tptr == NULL) { 1857 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1858 if (tptr == NULL) { 1859 /* 1860 * Because we can't autofeed sense data back with 1861 * a command for parallel SCSI, we can't give back 1862 * a CHECK CONDITION. We'll give back a BUSY status 1863 * instead. This works out okay because the only 1864 * time we should, in fact, get this, is in the 1865 * case that somebody configured us without the 1866 * blackhole driver, so they get what they deserve. 1867 */ 1868 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1869 return; 1870 } 1871 } 1872 1873 atp = isp_get_atpd(isp, tptr, 0); 1874 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1875 if (atiop == NULL || atp == NULL) { 1876 /* 1877 * Because we can't autofeed sense data back with 1878 * a command for parallel SCSI, we can't give back 1879 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1880 * instead. This works out okay because the only time we 1881 * should, in fact, get this, is in the case that we've 1882 * run out of ATIOS. 1883 */ 1884 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" : 1885 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid); 1886 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1887 if (atp) { 1888 isp_put_atpd(isp, tptr, atp); 1889 } 1890 rls_lun_statep(isp, tptr); 1891 return; 1892 } 1893 atp->tag = aep->at_tag_val; 1894 if (atp->tag == 0) { 1895 atp->tag = ~0; 1896 } 1897 atp->state = ATPD_STATE_ATIO; 1898 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1899 tptr->atio_count--; 1900 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 1901 atiop->ccb_h.target_id = aep->at_tgt; 1902 atiop->ccb_h.target_lun = aep->at_lun; 1903 if (aep->at_flags & AT_NODISC) { 1904 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1905 } else { 1906 atiop->ccb_h.flags = 0; 1907 } 1908 1909 if (status & QLTM_SVALID) { 1910 size_t amt = ISP_MIN(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1911 atiop->sense_len = amt; 1912 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1913 } else { 1914 atiop->sense_len = 0; 1915 } 1916 1917 atiop->init_id = GET_IID_VAL(aep->at_iid); 1918 atiop->cdb_len = aep->at_cdblen; 1919 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1920 atiop->ccb_h.status = CAM_CDB_RECVD; 1921 /* 1922 * Construct a tag 'id' based upon tag value (which may be 0..255) 1923 * and the handle (which we have to preserve). 1924 */ 1925 atiop->tag_id = atp->tag; 1926 if (aep->at_flags & AT_TQAE) { 1927 atiop->tag_action = aep->at_tag_type; 1928 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1929 } 1930 atp->orig_datalen = 0; 1931 atp->bytes_xfered = 0; 1932 atp->last_xframt = 0; 1933 atp->lun = aep->at_lun; 1934 atp->nphdl = aep->at_iid; 1935 atp->portid = PORT_NONE; 1936 atp->oxid = 0; 1937 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 1938 atp->tattr = aep->at_tag_type; 1939 atp->state = ATPD_STATE_CAM; 1940 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO[%x] CDB=0x%x lun %d\n", aep->at_tag_val, atp->cdb0, atp->lun); 1941 rls_lun_statep(isp, tptr); 1942 } 1943 1944 static void 1945 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1946 { 1947 lun_id_t lun; 1948 fcportdb_t *lp; 1949 tstate_t *tptr; 1950 struct ccb_accept_tio *atiop; 1951 uint16_t nphdl; 1952 atio_private_data_t *atp; 1953 inot_private_data_t *ntp; 1954 1955 /* 1956 * The firmware status (except for the QLTM_SVALID bit) 1957 * indicates why this ATIO was sent to us. 1958 * 1959 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1960 */ 1961 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1962 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1963 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1964 return; 1965 } 1966 1967 if (ISP_CAP_SCCFW(isp)) { 1968 lun = aep->at_scclun; 1969 } else { 1970 lun = aep->at_lun; 1971 } 1972 if (ISP_CAP_2KLOGIN(isp)) { 1973 nphdl = ((at2e_entry_t *)aep)->at_iid; 1974 } else { 1975 nphdl = aep->at_iid; 1976 } 1977 tptr = get_lun_statep(isp, 0, lun); 1978 if (tptr == NULL) { 1979 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1980 if (tptr == NULL) { 1981 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d", aep->at_rxid, lun); 1982 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1983 return; 1984 } 1985 } 1986 1987 /* 1988 * Start any commands pending resources first. 1989 */ 1990 if (tptr->restart_queue) { 1991 inot_private_data_t *restart_queue = tptr->restart_queue; 1992 tptr->restart_queue = NULL; 1993 while (restart_queue) { 1994 ntp = restart_queue; 1995 restart_queue = ntp->rd.nt.nt_hba; 1996 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 1997 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 1998 isp_put_ntpd(isp, tptr, ntp); 1999 /* 2000 * If a recursion caused the restart queue to start to fill again, 2001 * stop and splice the new list on top of the old list and restore 2002 * it and go to noresrc. 2003 */ 2004 if (tptr->restart_queue) { 2005 ntp = tptr->restart_queue; 2006 tptr->restart_queue = restart_queue; 2007 while (restart_queue->rd.nt.nt_hba) { 2008 restart_queue = restart_queue->rd.nt.nt_hba; 2009 } 2010 restart_queue->rd.nt.nt_hba = ntp; 2011 goto noresrc; 2012 } 2013 } 2014 } 2015 2016 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2017 if (atiop == NULL) { 2018 goto noresrc; 2019 } 2020 2021 atp = isp_get_atpd(isp, tptr, 0); 2022 if (atp == NULL) { 2023 goto noresrc; 2024 } 2025 2026 atp->tag = aep->at_rxid; 2027 atp->state = ATPD_STATE_ATIO; 2028 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2029 tptr->atio_count--; 2030 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2031 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid; 2032 atiop->ccb_h.target_lun = lun; 2033 2034 /* 2035 * We don't get 'suggested' sense data as we do with SCSI cards. 2036 */ 2037 atiop->sense_len = 0; 2038 if (ISP_CAP_2KLOGIN(isp)) { 2039 /* 2040 * NB: We could not possibly have 2K logins if we 2041 * NB: also did not have SCC FW. 2042 */ 2043 atiop->init_id = ((at2e_entry_t *)aep)->at_iid; 2044 } else { 2045 atiop->init_id = aep->at_iid; 2046 } 2047 2048 /* 2049 * If we're not in the port database, add ourselves. 2050 */ 2051 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) { 2052 uint64_t iid = 2053 (((uint64_t) aep->at_wwpn[0]) << 48) | 2054 (((uint64_t) aep->at_wwpn[1]) << 32) | 2055 (((uint64_t) aep->at_wwpn[2]) << 16) | 2056 (((uint64_t) aep->at_wwpn[3]) << 0); 2057 /* 2058 * However, make sure we delete ourselves if otherwise 2059 * we were there but at a different loop id. 2060 */ 2061 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) { 2062 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid); 2063 } 2064 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY); 2065 } 2066 atiop->cdb_len = ATIO2_CDBLEN; 2067 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 2068 atiop->ccb_h.status = CAM_CDB_RECVD; 2069 atiop->tag_id = atp->tag; 2070 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 2071 case ATIO2_TC_ATTR_SIMPLEQ: 2072 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2073 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2074 break; 2075 case ATIO2_TC_ATTR_HEADOFQ: 2076 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2077 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2078 break; 2079 case ATIO2_TC_ATTR_ORDERED: 2080 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2081 atiop->tag_action = MSG_ORDERED_Q_TAG; 2082 break; 2083 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 2084 case ATIO2_TC_ATTR_UNTAGGED: 2085 default: 2086 atiop->tag_action = 0; 2087 break; 2088 } 2089 2090 atp->orig_datalen = aep->at_datalen; 2091 atp->bytes_xfered = 0; 2092 atp->last_xframt = 0; 2093 atp->lun = lun; 2094 atp->nphdl = atiop->init_id; 2095 atp->sid = PORT_ANY; 2096 atp->oxid = aep->at_oxid; 2097 atp->cdb0 = aep->at_cdb[0]; 2098 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2099 atp->state = ATPD_STATE_CAM; 2100 xpt_done((union ccb *)atiop); 2101 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); 2102 rls_lun_statep(isp, tptr); 2103 return; 2104 noresrc: 2105 ntp = isp_get_ntpd(isp, tptr); 2106 if (ntp == NULL) { 2107 rls_lun_statep(isp, tptr); 2108 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 2109 return; 2110 } 2111 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2112 ntp->rd.nt.nt_hba = tptr->restart_queue; 2113 tptr->restart_queue = ntp; 2114 rls_lun_statep(isp, tptr); 2115 } 2116 2117 static void 2118 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2119 { 2120 int cdbxlen; 2121 uint16_t lun, chan, nphdl = NIL_HANDLE; 2122 uint32_t did, sid; 2123 uint64_t wwn = INI_NONE; 2124 fcportdb_t *lp; 2125 tstate_t *tptr; 2126 struct ccb_accept_tio *atiop; 2127 atio_private_data_t *atp = NULL; 2128 inot_private_data_t *ntp; 2129 2130 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2131 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2132 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1]; 2133 2134 /* 2135 * Find the N-port handle, and Virtual Port Index for this command. 2136 * 2137 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2138 * We also, as a matter of course, need to know the WWN of the initiator too. 2139 */ 2140 if (ISP_CAP_MULTI_ID(isp)) { 2141 /* 2142 * Find the right channel based upon D_ID 2143 */ 2144 isp_find_chan_by_did(isp, did, &chan); 2145 2146 if (chan == ISP_NOCHAN) { 2147 NANOTIME_T now; 2148 2149 /* 2150 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2151 * It's a bit tricky here as we need to stash this command *somewhere*. 2152 */ 2153 GET_NANOTIME(&now); 2154 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2155 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2156 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2157 return; 2158 } 2159 tptr = get_lun_statep(isp, 0, 0); 2160 if (tptr == NULL) { 2161 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2162 if (tptr == NULL) { 2163 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); 2164 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2165 return; 2166 } 2167 } 2168 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2169 goto noresrc; 2170 } 2171 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); 2172 } else { 2173 chan = 0; 2174 } 2175 2176 /* 2177 * Find the PDB entry for this initiator 2178 */ 2179 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) { 2180 /* 2181 * If we're not in the port database terminate the exchange. 2182 */ 2183 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", 2184 __func__, aep->at_rxid, did, chan, sid); 2185 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2186 return; 2187 } 2188 nphdl = lp->handle; 2189 wwn = lp->port_wwn; 2190 2191 /* 2192 * Get the tstate pointer 2193 */ 2194 tptr = get_lun_statep(isp, chan, lun); 2195 if (tptr == NULL) { 2196 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2197 if (tptr == NULL) { 2198 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d or wildcard", aep->at_rxid, lun); 2199 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2200 return; 2201 } 2202 } 2203 2204 /* 2205 * Start any commands pending resources first. 2206 */ 2207 if (tptr->restart_queue) { 2208 inot_private_data_t *restart_queue = tptr->restart_queue; 2209 tptr->restart_queue = NULL; 2210 while (restart_queue) { 2211 ntp = restart_queue; 2212 restart_queue = ntp->rd.nt.nt_hba; 2213 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2214 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2215 isp_put_ntpd(isp, tptr, ntp); 2216 /* 2217 * If a recursion caused the restart queue to start to fill again, 2218 * stop and splice the new list on top of the old list and restore 2219 * it and go to noresrc. 2220 */ 2221 if (tptr->restart_queue) { 2222 if (restart_queue) { 2223 ntp = tptr->restart_queue; 2224 tptr->restart_queue = restart_queue; 2225 while (restart_queue->rd.nt.nt_hba) { 2226 restart_queue = restart_queue->rd.nt.nt_hba; 2227 } 2228 restart_queue->rd.nt.nt_hba = ntp; 2229 } 2230 goto noresrc; 2231 } 2232 } 2233 } 2234 2235 /* 2236 * If the f/w is out of resources, just send a BUSY status back. 2237 */ 2238 if (aep->at_rxid == AT7_NORESRC_RXID) { 2239 rls_lun_statep(isp, tptr); 2240 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2241 return; 2242 } 2243 2244 /* 2245 * If we're out of resources, just send a BUSY status back. 2246 */ 2247 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2248 if (atiop == NULL) { 2249 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2250 goto noresrc; 2251 } 2252 2253 atp = isp_get_atpd(isp, tptr, 0); 2254 if (atp == NULL) { 2255 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2256 goto noresrc; 2257 } 2258 if (isp_get_atpd(isp, tptr, aep->at_rxid)) { 2259 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", 2260 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id); 2261 /* 2262 * It's not a "no resource" condition- but we can treat it like one 2263 */ 2264 goto noresrc; 2265 } 2266 2267 atp->tag = aep->at_rxid; 2268 atp->state = ATPD_STATE_ATIO; 2269 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2270 tptr->atio_count--; 2271 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2272 atiop->init_id = nphdl; 2273 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2274 atiop->ccb_h.target_lun = lun; 2275 atiop->sense_len = 0; 2276 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2277 if (cdbxlen) { 2278 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2279 } 2280 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2281 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2282 atiop->cdb_len = cdbxlen; 2283 atiop->ccb_h.status = CAM_CDB_RECVD; 2284 atiop->tag_id = atp->tag; 2285 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2286 case FCP_CMND_TASK_ATTR_SIMPLE: 2287 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2288 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2289 break; 2290 case FCP_CMND_TASK_ATTR_HEAD: 2291 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2292 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2293 break; 2294 case FCP_CMND_TASK_ATTR_ORDERED: 2295 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2296 atiop->tag_action = MSG_ORDERED_Q_TAG; 2297 break; 2298 default: 2299 /* FALLTHROUGH */ 2300 case FCP_CMND_TASK_ATTR_ACA: 2301 case FCP_CMND_TASK_ATTR_UNTAGGED: 2302 atiop->tag_action = 0; 2303 break; 2304 } 2305 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2306 atp->bytes_xfered = 0; 2307 atp->last_xframt = 0; 2308 atp->lun = lun; 2309 atp->nphdl = nphdl; 2310 atp->portid = sid; 2311 atp->oxid = aep->at_hdr.ox_id; 2312 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2313 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2314 atp->state = ATPD_STATE_CAM; 2315 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); 2316 xpt_done((union ccb *)atiop); 2317 rls_lun_statep(isp, tptr); 2318 return; 2319 noresrc: 2320 if (atp) { 2321 isp_put_atpd(isp, tptr, atp); 2322 } 2323 ntp = isp_get_ntpd(isp, tptr); 2324 if (ntp == NULL) { 2325 rls_lun_statep(isp, tptr); 2326 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2327 return; 2328 } 2329 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2330 ntp->rd.nt.nt_hba = tptr->restart_queue; 2331 tptr->restart_queue = ntp; 2332 rls_lun_statep(isp, tptr); 2333 } 2334 2335 static void 2336 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2337 { 2338 union ccb *ccb; 2339 int sentstatus, ok, notify_cam, resid = 0; 2340 tstate_t *tptr = NULL; 2341 atio_private_data_t *atp = NULL; 2342 int bus; 2343 uint32_t tval, handle; 2344 2345 /* 2346 * CTIO handles are 16 bits. 2347 * CTIO2 and CTIO7 are 32 bits. 2348 */ 2349 2350 if (IS_SCSI(isp)) { 2351 handle = ((ct_entry_t *)arg)->ct_syshandle; 2352 } else { 2353 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2354 } 2355 ccb = isp_find_xs_tgt(isp, handle); 2356 if (ccb == NULL) { 2357 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2358 return; 2359 } 2360 isp_destroy_tgt_handle(isp, handle); 2361 bus = XS_CHANNEL(ccb); 2362 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2363 if (tptr == NULL) { 2364 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2365 } 2366 KASSERT((tptr != NULL), ("cannot get state pointer")); 2367 if (isp->isp_nactive) { 2368 isp->isp_nactive++; 2369 } 2370 if (IS_24XX(isp)) { 2371 ct7_entry_t *ct = arg; 2372 2373 atp = isp_get_atpd(isp, tptr, ct->ct_rxid); 2374 if (atp == NULL) { 2375 rls_lun_statep(isp, tptr); 2376 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid); 2377 return; 2378 } 2379 2380 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2381 ok = (ct->ct_nphdl == CT7_OK); 2382 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2383 ccb->ccb_h.status |= CAM_SENT_SENSE; 2384 } 2385 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2386 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2387 resid = ct->ct_resid; 2388 atp->bytes_xfered += (atp->last_xframt - resid); 2389 atp->last_xframt = 0; 2390 } 2391 if (ct->ct_nphdl == CT_HBA_RESET) { 2392 ok = 0; 2393 notify_cam = 1; 2394 sentstatus = 1; 2395 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2396 } else if (!ok) { 2397 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2398 } 2399 tval = atp->tag; 2400 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2401 ct->ct_rxid, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2402 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */ 2403 } else if (IS_FC(isp)) { 2404 ct2_entry_t *ct = arg; 2405 2406 atp = isp_get_atpd(isp, tptr, ct->ct_rxid); 2407 if (atp == NULL) { 2408 rls_lun_statep(isp, tptr); 2409 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid); 2410 return; 2411 } 2412 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2413 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2414 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2415 ccb->ccb_h.status |= CAM_SENT_SENSE; 2416 } 2417 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2418 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2419 resid = ct->ct_resid; 2420 atp->bytes_xfered += (atp->last_xframt - resid); 2421 atp->last_xframt = 0; 2422 } 2423 if (ct->ct_status == CT_HBA_RESET) { 2424 ok = 0; 2425 notify_cam = 1; 2426 sentstatus = 1; 2427 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2428 } else if (!ok) { 2429 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2430 } 2431 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2432 ct->ct_rxid, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2433 tval = atp->tag; 2434 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */ 2435 } else { 2436 ct_entry_t *ct = arg; 2437 sentstatus = ct->ct_flags & CT_SENDSTATUS; 2438 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2439 /* 2440 * We *ought* to be able to get back to the original ATIO 2441 * here, but for some reason this gets lost. It's just as 2442 * well because it's squirrelled away as part of periph 2443 * private data. 2444 * 2445 * We can live without it as long as we continue to use 2446 * the auto-replenish feature for CTIOs. 2447 */ 2448 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2449 if (ct->ct_status == (CT_HBA_RESET & 0xff)) { 2450 ok = 0; 2451 notify_cam = 1; 2452 sentstatus = 1; 2453 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2454 } else if (!ok) { 2455 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2456 } else if (ct->ct_status & QLTM_SVALID) { 2457 char *sp = (char *)ct; 2458 sp += CTIO_SENSE_OFFSET; 2459 ccb->csio.sense_len = min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 2460 ISP_MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 2461 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 2462 } 2463 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 2464 resid = ct->ct_resid; 2465 } 2466 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] tag %x S_ID 0x%x lun %d sts %x flg %x resid %d %s", __func__, 2467 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID"); 2468 tval = ct->ct_fwhandle; 2469 } 2470 ccb->csio.resid += resid; 2471 2472 /* 2473 * We're here either because intermediate data transfers are done 2474 * and/or the final status CTIO (which may have joined with a 2475 * Data Transfer) is done. 2476 * 2477 * In any case, for this platform, the upper layers figure out 2478 * what to do next, so all we do here is collect status and 2479 * pass information along. Any DMA handles have already been 2480 * freed. 2481 */ 2482 if (notify_cam == 0) { 2483 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval); 2484 return; 2485 } 2486 if (tptr) { 2487 rls_lun_statep(isp, tptr); 2488 } 2489 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", (sentstatus)? " FINAL " : "MIDTERM ", tval); 2490 2491 if (!ok && !IS_24XX(isp)) { 2492 isp_target_putback_atio(ccb); 2493 } else { 2494 isp_complete_ctio(ccb); 2495 } 2496 } 2497 2498 static void 2499 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot) 2500 { 2501 (void) isp_notify_ack(isp, inot); 2502 } 2503 2504 static void 2505 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2506 { 2507 int needack = 1; 2508 switch (inp->in_status) { 2509 case IN_PORT_LOGOUT: 2510 /* 2511 * XXX: Need to delete this initiator's WWN from the database 2512 * XXX: Need to send this LOGOUT upstream 2513 */ 2514 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2515 break; 2516 case IN_PORT_CHANGED: 2517 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2518 break; 2519 case IN_GLOBAL_LOGO: 2520 isp_del_all_wwn_entries(isp, 0); 2521 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2522 break; 2523 case IN_ABORT_TASK: 2524 { 2525 tstate_t *tptr; 2526 uint16_t lun; 2527 uint32_t loopid; 2528 uint64_t wwn; 2529 atio_private_data_t *atp; 2530 fcportdb_t *lp; 2531 struct ccb_immediate_notify *inot = NULL; 2532 2533 if (ISP_CAP_SCCFW(isp)) { 2534 lun = inp->in_scclun; 2535 } else { 2536 lun = inp->in_lun; 2537 } 2538 if (ISP_CAP_2KLOGIN(isp)) { 2539 loopid = ((in_fcentry_e_t *)inp)->in_iid; 2540 } else { 2541 loopid = inp->in_iid; 2542 } 2543 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) { 2544 wwn = lp->port_wwn; 2545 } else { 2546 wwn = INI_ANY; 2547 } 2548 tptr = get_lun_statep(isp, 0, lun); 2549 if (tptr == NULL) { 2550 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2551 if (tptr == NULL) { 2552 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun); 2553 return; 2554 } 2555 } 2556 atp = isp_get_atpd(isp, tptr, inp->in_seqid); 2557 2558 if (atp) { 2559 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2560 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 2561 if (inot) { 2562 tptr->inot_count--; 2563 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2564 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2565 } else { 2566 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "out of INOT structures\n"); 2567 } 2568 } else { 2569 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 2570 } 2571 if (inot) { 2572 isp_notify_t tmp, *nt = &tmp; 2573 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2574 nt->nt_hba = isp; 2575 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2576 nt->nt_wwn = wwn; 2577 nt->nt_nphdl = loopid; 2578 nt->nt_sid = PORT_ANY; 2579 nt->nt_did = PORT_ANY; 2580 nt->nt_lun = lun; 2581 nt->nt_need_ack = 1; 2582 nt->nt_channel = 0; 2583 nt->nt_ncode = NT_ABORT_TASK; 2584 nt->nt_lreserved = inot; 2585 isp_handle_platform_target_tmf(isp, nt); 2586 needack = 0; 2587 } 2588 rls_lun_statep(isp, tptr); 2589 break; 2590 } 2591 default: 2592 break; 2593 } 2594 if (needack) { 2595 (void) isp_notify_ack(isp, inp); 2596 } 2597 } 2598 2599 static void 2600 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2601 { 2602 uint16_t nphdl; 2603 uint32_t portid; 2604 fcportdb_t *lp; 2605 uint8_t *ptr = NULL; 2606 uint64_t wwn; 2607 2608 nphdl = inot->in_nphdl; 2609 if (nphdl != NIL_HANDLE) { 2610 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2611 } else { 2612 portid = PORT_ANY; 2613 } 2614 2615 switch (inot->in_status) { 2616 case IN24XX_ELS_RCVD: 2617 { 2618 char buf[16], *msg; 2619 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2620 2621 /* 2622 * Note that we're just getting notification that an ELS was received 2623 * (possibly with some associated information sent upstream). This is 2624 * *not* the same as being given the ELS frame to accept or reject. 2625 */ 2626 switch (inot->in_status_subcode) { 2627 case LOGO: 2628 msg = "LOGO"; 2629 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2630 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2631 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) | 2632 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) | 2633 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) | 2634 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) | 2635 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) | 2636 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) | 2637 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) | 2638 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7])); 2639 } else { 2640 wwn = INI_ANY; 2641 } 2642 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid); 2643 break; 2644 case PRLO: 2645 msg = "PRLO"; 2646 break; 2647 case PLOGI: 2648 case PRLI: 2649 /* 2650 * Treat PRLI the same as PLOGI and make a database entry for it. 2651 */ 2652 if (inot->in_status_subcode == PLOGI) 2653 msg = "PLOGI"; 2654 else 2655 msg = "PRLI"; 2656 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2657 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2658 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) | 2659 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) | 2660 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) | 2661 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) | 2662 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) | 2663 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) | 2664 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) | 2665 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7])); 2666 } else { 2667 wwn = INI_NONE; 2668 } 2669 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid); 2670 break; 2671 case PDISC: 2672 msg = "PDISC"; 2673 break; 2674 case ADISC: 2675 msg = "ADISC"; 2676 break; 2677 default: 2678 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2679 msg = buf; 2680 break; 2681 } 2682 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2683 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); 2684 break; 2685 } 2686 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, 2687 inot->in_rxid, inot->in_oxid); 2688 (void) isp_notify_ack(isp, inot); 2689 break; 2690 } 2691 2692 case IN24XX_PORT_LOGOUT: 2693 ptr = "PORT LOGOUT"; 2694 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2695 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2696 } 2697 /* FALLTHROUGH */ 2698 case IN24XX_PORT_CHANGED: 2699 if (ptr == NULL) { 2700 ptr = "PORT CHANGED"; 2701 } 2702 /* FALLTHROUGH */ 2703 case IN24XX_LIP_RESET: 2704 if (ptr == NULL) { 2705 ptr = "LIP RESET"; 2706 } 2707 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); 2708 2709 /* 2710 * All subcodes here are irrelevant. What is relevant 2711 * is that we need to terminate all active commands from 2712 * this initiator (known by N-port handle). 2713 */ 2714 /* XXX IMPLEMENT XXX */ 2715 (void) isp_notify_ack(isp, inot); 2716 break; 2717 2718 case IN24XX_LINK_RESET: 2719 case IN24XX_LINK_FAILED: 2720 case IN24XX_SRR_RCVD: 2721 default: 2722 (void) isp_notify_ack(isp, inot); 2723 break; 2724 } 2725 } 2726 2727 static int 2728 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 2729 { 2730 2731 if (isp->isp_state != ISP_RUNSTATE) { 2732 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2733 return (0); 2734 } 2735 2736 /* 2737 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2738 */ 2739 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2740 ct7_entry_t local, *cto = &local; 2741 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2742 fcportdb_t *lp; 2743 uint32_t sid; 2744 uint16_t nphdl; 2745 2746 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2747 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) { 2748 nphdl = lp->handle; 2749 } else { 2750 nphdl = NIL_HANDLE; 2751 } 2752 ISP_MEMZERO(&local, sizeof (local)); 2753 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2754 cto->ct_header.rqs_entry_count = 1; 2755 cto->ct_nphdl = nphdl; 2756 cto->ct_rxid = aep->at_rxid; 2757 cto->ct_vpidx = mp->nt_channel; 2758 cto->ct_iid_lo = sid; 2759 cto->ct_iid_hi = sid >> 16; 2760 cto->ct_oxid = aep->at_hdr.ox_id; 2761 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2762 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2763 return (isp_target_put_entry(isp, &local)); 2764 } 2765 2766 /* 2767 * This case is for a responding to an ABTS frame 2768 */ 2769 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2770 2771 /* 2772 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2773 */ 2774 if (mp->nt_need_ack) { 2775 uint8_t storage[QENTRY_LEN]; 2776 ct7_entry_t *cto = (ct7_entry_t *) storage; 2777 abts_t *abts = (abts_t *)mp->nt_lreserved; 2778 2779 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2780 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2781 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2782 cto->ct_header.rqs_entry_count = 1; 2783 cto->ct_nphdl = mp->nt_nphdl; 2784 cto->ct_rxid = abts->abts_rxid_task; 2785 cto->ct_iid_lo = mp->nt_sid; 2786 cto->ct_iid_hi = mp->nt_sid >> 16; 2787 cto->ct_oxid = abts->abts_ox_id; 2788 cto->ct_vpidx = mp->nt_channel; 2789 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2790 if (isp_target_put_entry(isp, cto)) { 2791 return (ENOMEM); 2792 } 2793 mp->nt_need_ack = 0; 2794 } 2795 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2796 return (ENOMEM); 2797 } else { 2798 return (0); 2799 } 2800 } 2801 2802 /* 2803 * Handle logout cases here 2804 */ 2805 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2806 isp_del_all_wwn_entries(isp, mp->nt_channel); 2807 } 2808 2809 if (mp->nt_ncode == NT_LOGOUT) { 2810 if (!IS_2100(isp) && IS_FC(isp)) { 2811 isp_del_wwn_entries(isp, mp); 2812 } 2813 } 2814 2815 /* 2816 * General purpose acknowledgement 2817 */ 2818 if (mp->nt_need_ack) { 2819 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2820 return (isp_notify_ack(isp, mp->nt_lreserved)); 2821 } 2822 return (0); 2823 } 2824 2825 /* 2826 * Handle task management functions. 2827 * 2828 * We show up here with a notify structure filled out. 2829 * 2830 * The nt_lreserved tag points to the original queue entry 2831 */ 2832 static void 2833 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2834 { 2835 tstate_t *tptr; 2836 fcportdb_t *lp; 2837 struct ccb_immediate_notify *inot; 2838 inot_private_data_t *ntp = NULL; 2839 lun_id_t lun; 2840 2841 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2842 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2843 /* 2844 * NB: This assignment is necessary because of tricky type conversion. 2845 * XXX: This is tricky and I need to check this. If the lun isn't known 2846 * XXX: for the task management function, it does not of necessity follow 2847 * XXX: that it should go up stream to the wildcard listener. 2848 */ 2849 if (notify->nt_lun == LUN_ANY) { 2850 lun = CAM_LUN_WILDCARD; 2851 } else { 2852 lun = notify->nt_lun; 2853 } 2854 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2855 if (tptr == NULL) { 2856 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2857 if (tptr == NULL) { 2858 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2859 goto bad; 2860 } 2861 } 2862 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2863 if (inot == NULL) { 2864 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2865 goto bad; 2866 } 2867 2868 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) { 2869 inot->initiator_id = CAM_TARGET_WILDCARD; 2870 } else { 2871 inot->initiator_id = lp->handle; 2872 } 2873 inot->seq_id = notify->nt_tagval; 2874 inot->tag_id = notify->nt_tagval >> 32; 2875 2876 switch (notify->nt_ncode) { 2877 case NT_ABORT_TASK: 2878 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 2879 inot->arg = MSG_ABORT_TASK; 2880 break; 2881 case NT_ABORT_TASK_SET: 2882 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 2883 inot->arg = MSG_ABORT_TASK_SET; 2884 break; 2885 case NT_CLEAR_ACA: 2886 inot->arg = MSG_CLEAR_ACA; 2887 break; 2888 case NT_CLEAR_TASK_SET: 2889 inot->arg = MSG_CLEAR_TASK_SET; 2890 break; 2891 case NT_LUN_RESET: 2892 inot->arg = MSG_LOGICAL_UNIT_RESET; 2893 break; 2894 case NT_TARGET_RESET: 2895 inot->arg = MSG_TARGET_RESET; 2896 break; 2897 default: 2898 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); 2899 goto bad; 2900 } 2901 2902 ntp = isp_get_ntpd(isp, tptr); 2903 if (ntp == NULL) { 2904 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2905 goto bad; 2906 } 2907 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 2908 if (notify->nt_lreserved) { 2909 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 2910 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 2911 } 2912 ntp->rd.seq_id = notify->nt_tagval; 2913 ntp->rd.tag_id = notify->nt_tagval >> 32; 2914 2915 tptr->inot_count--; 2916 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2917 rls_lun_statep(isp, tptr); 2918 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2919 inot->ccb_h.status = CAM_MESSAGE_RECV; 2920 xpt_done((union ccb *)inot); 2921 return; 2922 bad: 2923 if (tptr) { 2924 rls_lun_statep(isp, tptr); 2925 } 2926 if (notify->nt_need_ack && notify->nt_lreserved) { 2927 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2928 (void) isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM); 2929 } else { 2930 (void) isp_notify_ack(isp, notify->nt_lreserved); 2931 } 2932 } 2933 } 2934 2935 /* 2936 * Find the associated private data and mark it as dead so 2937 * we don't try to work on it any further. 2938 */ 2939 static void 2940 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 2941 { 2942 tstate_t *tptr; 2943 atio_private_data_t *atp; 2944 2945 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 2946 if (tptr == NULL) { 2947 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 2948 if (tptr == NULL) { 2949 ccb->ccb_h.status = CAM_REQ_INVALID; 2950 return; 2951 } 2952 } 2953 2954 atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 2955 if (atp == NULL) { 2956 ccb->ccb_h.status = CAM_REQ_INVALID; 2957 return; 2958 } 2959 atp->dead = 1; 2960 ccb->ccb_h.status = CAM_REQ_CMP; 2961 } 2962 2963 static void 2964 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 2965 { 2966 atio_private_data_t *atp; 2967 inot_private_data_t *restart_queue = tptr->restart_queue; 2968 2969 /* 2970 * First, clean any commands pending restart 2971 */ 2972 tptr->restart_queue = NULL; 2973 while (restart_queue) { 2974 uint32_t this_tag_id; 2975 inot_private_data_t *ntp = restart_queue; 2976 2977 restart_queue = ntp->rd.nt.nt_hba; 2978 2979 if (IS_24XX(isp)) { 2980 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 2981 } else { 2982 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 2983 } 2984 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 2985 isp_put_ntpd(isp, tptr, ntp); 2986 } else { 2987 ntp->rd.nt.nt_hba = tptr->restart_queue; 2988 tptr->restart_queue = ntp; 2989 } 2990 } 2991 2992 /* 2993 * Now mark other ones dead as well. 2994 */ 2995 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 2996 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 2997 atp->dead = 1; 2998 } 2999 } 3000 } 3001 3002 3003 #ifdef ISP_INTERNAL_TARGET 3004 // #define ISP_FORCE_TIMEOUT 1 3005 // #define ISP_TEST_WWNS 1 3006 // #define ISP_TEST_SEPARATE_STATUS 1 3007 3008 #define ccb_data_offset ppriv_field0 3009 #define ccb_atio ppriv_ptr1 3010 #define ccb_inot ppriv_ptr1 3011 3012 #define MAX_ISP_TARG_TRANSFER (2 << 20) 3013 #define NISP_TARG_CMDS 1024 3014 #define NISP_TARG_NOTIFIES 1024 3015 #define DISK_SHIFT 9 3016 #define JUNK_SIZE 256 3017 3018 #ifndef VERIFY_10 3019 #define VERIFY_10 0x2f 3020 #endif 3021 3022 TAILQ_HEAD(ccb_queue, ccb_hdr); 3023 extern u_int vm_kmem_size; 3024 static int ca; 3025 static uint32_t disk_size; 3026 static uint8_t *disk_data = NULL; 3027 static uint8_t *junk_data; 3028 static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data"); 3029 struct isptarg_softc { 3030 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */ 3031 struct ccb_queue work_queue; 3032 struct ccb_queue rework_queue; 3033 struct ccb_queue running_queue; 3034 struct ccb_queue inot_queue; 3035 struct cam_periph *periph; 3036 struct cam_path *path; 3037 ispsoftc_t *isp; 3038 }; 3039 static periph_ctor_t isptargctor; 3040 static periph_dtor_t isptargdtor; 3041 static periph_start_t isptargstart; 3042 static periph_init_t isptarginit; 3043 static void isptarg_done(struct cam_periph *, union ccb *); 3044 static void isptargasync(void *, u_int32_t, struct cam_path *, void *); 3045 3046 3047 static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *); 3048 3049 static struct periph_driver isptargdriver = 3050 { 3051 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), /* generation */ 0 3052 }; 3053 3054 static void 3055 isptarginit(void) 3056 { 3057 } 3058 3059 static void 3060 isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot) 3061 { 3062 struct ccb_notify_acknowledge *ack = &iccb->cna2; 3063 3064 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__, 3065 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg); 3066 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 3067 ack->ccb_h.flags = 0; 3068 ack->ccb_h.retry_count = 0; 3069 ack->ccb_h.cbfcnp = isptarg_done; 3070 ack->ccb_h.timeout = 0; 3071 ack->ccb_h.ccb_inot = inot; 3072 ack->tag_id = inot->tag_id; 3073 ack->seq_id = inot->seq_id; 3074 ack->initiator_id = inot->initiator_id; 3075 xpt_action(iccb); 3076 } 3077 3078 static void 3079 isptargstart(struct cam_periph *periph, union ccb *iccb) 3080 { 3081 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 3082 0x7f, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3083 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3084 'S', 'C', 'S', 'I', ' ', 'N', 'U', 'L', 3085 'L', ' ', 'D', 'E', 'V', 'I', 'C', 'E', 3086 '0', '0', '0', '1' 3087 }; 3088 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = { 3089 0, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3090 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3091 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M', 3092 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K', 3093 '0', '0', '0', '1' 3094 }; 3095 int i, more = 0, last; 3096 struct isptarg_softc *softc = periph->softc; 3097 struct ccb_scsiio *csio; 3098 lun_id_t return_lun; 3099 struct ccb_accept_tio *atio; 3100 uint8_t *cdb, *ptr, status; 3101 uint8_t *data_ptr; 3102 uint32_t data_len, flags; 3103 struct ccb_hdr *ccbh; 3104 3105 mtx_assert(periph->sim->mtx, MA_OWNED); 3106 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, 3107 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n'); 3108 /* 3109 * Check for immediate notifies first 3110 */ 3111 ccbh = TAILQ_FIRST(&softc->inot_queue); 3112 if (ccbh) { 3113 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe); 3114 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) { 3115 xpt_schedule(periph, 1); 3116 } 3117 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh); 3118 return; 3119 } 3120 3121 /* 3122 * Check the rework (continuation) work queue first. 3123 */ 3124 ccbh = TAILQ_FIRST(&softc->rework_queue); 3125 if (ccbh) { 3126 atio = (struct ccb_accept_tio *)ccbh; 3127 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe); 3128 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue); 3129 } else { 3130 ccbh = TAILQ_FIRST(&softc->work_queue); 3131 if (ccbh == NULL) { 3132 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, iccb->ccb_h.path, "%s: woken up but no work?\n", __func__); 3133 xpt_release_ccb(iccb); 3134 return; 3135 } 3136 atio = (struct ccb_accept_tio *)ccbh; 3137 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe); 3138 more = TAILQ_FIRST(&softc->work_queue) != NULL; 3139 atio->ccb_h.ccb_data_offset = 0; 3140 } 3141 3142 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) { 3143 panic("BAD ATIO"); 3144 } 3145 3146 data_ptr = NULL; 3147 data_len = 0; 3148 csio = &iccb->csio; 3149 status = SCSI_STATUS_OK; 3150 flags = CAM_SEND_STATUS; 3151 memset(&atio->sense_data, 0, sizeof (atio->sense_data)); 3152 cdb = atio->cdb_io.cdb_bytes; 3153 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, 3154 cdb[0], atio->ccb_h.ccb_data_offset); 3155 3156 return_lun = XS_LUN(atio); 3157 if (return_lun != 0) { 3158 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]); 3159 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) { 3160 status = SCSI_STATUS_CHECK_COND; 3161 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_ILLEGAL_REQUEST; 3162 atio->sense_data.add_sense_code = 0x25; 3163 atio->sense_data.add_sense_code_qual = 0x0; 3164 atio->sense_len = sizeof (atio->sense_data); 3165 } 3166 return_lun = CAM_LUN_WILDCARD; 3167 } 3168 3169 switch (cdb[0]) { 3170 case REQUEST_SENSE: 3171 flags |= CAM_DIR_IN; 3172 data_len = sizeof (atio->sense_data); 3173 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE; 3174 memset(junk_data+1, 0, data_len-1); 3175 if (data_len > cdb[4]) { 3176 data_len = cdb[4]; 3177 } 3178 if (data_len) { 3179 data_ptr = junk_data; 3180 } 3181 break; 3182 case READ_6: 3183 case READ_10: 3184 case READ_12: 3185 case READ_16: 3186 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3187 status = SCSI_STATUS_CHECK_COND; 3188 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3189 atio->sense_data.add_sense_code = 0x5; 3190 atio->sense_data.add_sense_code_qual = 0x24; 3191 atio->sense_len = sizeof (atio->sense_data); 3192 } else { 3193 #ifdef ISP_FORCE_TIMEOUT 3194 { 3195 static int foo; 3196 if (foo++ == 500) { 3197 if (more) { 3198 xpt_schedule(periph, 1); 3199 } 3200 foo = 0; 3201 return; 3202 } 3203 } 3204 #endif 3205 #ifdef ISP_TEST_SEPARATE_STATUS 3206 if (last && data_len) { 3207 last = 0; 3208 } 3209 #endif 3210 if (last == 0) { 3211 flags &= ~CAM_SEND_STATUS; 3212 } 3213 if (data_len) { 3214 atio->ccb_h.ccb_data_offset += data_len; 3215 flags |= CAM_DIR_IN; 3216 } else { 3217 flags |= CAM_DIR_NONE; 3218 } 3219 } 3220 break; 3221 case WRITE_6: 3222 case WRITE_10: 3223 case WRITE_12: 3224 case WRITE_16: 3225 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3226 status = SCSI_STATUS_CHECK_COND; 3227 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3228 atio->sense_data.add_sense_code = 0x5; 3229 atio->sense_data.add_sense_code_qual = 0x24; 3230 atio->sense_len = sizeof (atio->sense_data); 3231 } else { 3232 #ifdef ISP_FORCE_TIMEOUT 3233 { 3234 static int foo; 3235 if (foo++ == 500) { 3236 if (more) { 3237 xpt_schedule(periph, 1); 3238 } 3239 foo = 0; 3240 return; 3241 } 3242 } 3243 #endif 3244 #ifdef ISP_TEST_SEPARATE_STATUS 3245 if (last && data_len) { 3246 last = 0; 3247 } 3248 #endif 3249 if (last == 0) { 3250 flags &= ~CAM_SEND_STATUS; 3251 } 3252 if (data_len) { 3253 atio->ccb_h.ccb_data_offset += data_len; 3254 flags |= CAM_DIR_OUT; 3255 } else { 3256 flags |= CAM_DIR_NONE; 3257 } 3258 } 3259 break; 3260 case INQUIRY: 3261 flags |= CAM_DIR_IN; 3262 if (cdb[1] || cdb[2] || cdb[3]) { 3263 status = SCSI_STATUS_CHECK_COND; 3264 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3265 atio->sense_data.add_sense_code = 0x5; 3266 atio->sense_data.add_sense_code_qual = 0x20; 3267 atio->sense_len = sizeof (atio->sense_data); 3268 break; 3269 } 3270 data_len = sizeof (iqd); 3271 if (data_len > cdb[4]) { 3272 data_len = cdb[4]; 3273 } 3274 if (data_len) { 3275 if (XS_LUN(iccb) != 0) { 3276 memcpy(junk_data, niliqd, sizeof (iqd)); 3277 } else { 3278 memcpy(junk_data, iqd, sizeof (iqd)); 3279 } 3280 data_ptr = junk_data; 3281 } 3282 break; 3283 case TEST_UNIT_READY: 3284 flags |= CAM_DIR_NONE; 3285 if (ca) { 3286 ca = 0; 3287 status = SCSI_STATUS_CHECK_COND; 3288 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3289 atio->sense_data.add_sense_code = 0x28; 3290 atio->sense_data.add_sense_code_qual = 0x0; 3291 atio->sense_len = sizeof (atio->sense_data); 3292 } 3293 break; 3294 case SYNCHRONIZE_CACHE: 3295 case START_STOP: 3296 case RESERVE: 3297 case RELEASE: 3298 case VERIFY_10: 3299 flags |= CAM_DIR_NONE; 3300 break; 3301 3302 case READ_CAPACITY: 3303 flags |= CAM_DIR_IN; 3304 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) { 3305 status = SCSI_STATUS_CHECK_COND; 3306 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3307 atio->sense_data.add_sense_code = 0x5; 3308 atio->sense_data.add_sense_code_qual = 0x24; 3309 atio->sense_len = sizeof (atio->sense_data); 3310 break; 3311 } 3312 if (cdb[8] & 0x1) { /* PMI */ 3313 junk_data[0] = 0xff; 3314 junk_data[1] = 0xff; 3315 junk_data[2] = 0xff; 3316 junk_data[3] = 0xff; 3317 } else { 3318 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1; 3319 if (last_blk < 0xffffffffULL) { 3320 junk_data[0] = (last_blk >> 24) & 0xff; 3321 junk_data[1] = (last_blk >> 16) & 0xff; 3322 junk_data[2] = (last_blk >> 8) & 0xff; 3323 junk_data[3] = (last_blk) & 0xff; 3324 } else { 3325 junk_data[0] = 0xff; 3326 junk_data[1] = 0xff; 3327 junk_data[2] = 0xff; 3328 junk_data[3] = 0xff; 3329 } 3330 } 3331 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff; 3332 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff; 3333 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff; 3334 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff; 3335 data_ptr = junk_data; 3336 data_len = 8; 3337 break; 3338 case REPORT_LUNS: 3339 flags |= CAM_DIR_IN; 3340 memset(junk_data, 0, JUNK_SIZE); 3341 junk_data[0] = (1 << 3) >> 24; 3342 junk_data[1] = (1 << 3) >> 16; 3343 junk_data[2] = (1 << 3) >> 8; 3344 junk_data[3] = (1 << 3); 3345 ptr = NULL; 3346 for (i = 0; i < 1; i++) { 3347 ptr = &junk_data[8 + (1 << 3)]; 3348 if (i >= 256) { 3349 ptr[0] = 0x40 | ((i >> 8) & 0x3f); 3350 } 3351 ptr[1] = i; 3352 } 3353 data_ptr = junk_data; 3354 data_len = (ptr + 8) - junk_data; 3355 break; 3356 3357 default: 3358 flags |= CAM_DIR_NONE; 3359 status = SCSI_STATUS_CHECK_COND; 3360 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3361 atio->sense_data.add_sense_code = 0x5; 3362 atio->sense_data.add_sense_code_qual = 0x20; 3363 atio->sense_len = sizeof (atio->sense_data); 3364 break; 3365 } 3366 3367 /* 3368 * If we are done with the transaction, tell the 3369 * controller to send status and perform a CMD_CMPLT. 3370 * If we have associated sense data, see if we can 3371 * send that too. 3372 */ 3373 if (status == SCSI_STATUS_CHECK_COND) { 3374 flags |= CAM_SEND_SENSE; 3375 csio->sense_len = atio->sense_len; 3376 csio->sense_data = atio->sense_data; 3377 flags &= ~CAM_DIR_MASK; 3378 data_len = 0; 3379 data_ptr = NULL; 3380 } 3381 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 0); 3382 iccb->ccb_h.target_id = atio->ccb_h.target_id; 3383 iccb->ccb_h.target_lun = return_lun; 3384 iccb->ccb_h.ccb_atio = atio; 3385 xpt_action(iccb); 3386 3387 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3388 cam_release_devq(periph->path, 0, 0, 0, 0); 3389 atio->ccb_h.status &= ~CAM_DEV_QFRZN; 3390 } 3391 if (more) { 3392 xpt_schedule(periph, 1); 3393 } 3394 } 3395 3396 static cam_status 3397 isptargctor(struct cam_periph *periph, void *arg) 3398 { 3399 struct isptarg_softc *softc; 3400 3401 softc = (struct isptarg_softc *)arg; 3402 periph->softc = softc; 3403 softc->periph = periph; 3404 softc->path = periph->path; 3405 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3406 return (CAM_REQ_CMP); 3407 } 3408 3409 static void 3410 isptargdtor(struct cam_periph *periph) 3411 { 3412 struct isptarg_softc *softc; 3413 softc = (struct isptarg_softc *)periph->softc; 3414 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3415 softc->periph = NULL; 3416 softc->path = NULL; 3417 periph->softc = NULL; 3418 } 3419 3420 static void 3421 isptarg_done(struct cam_periph *periph, union ccb *ccb) 3422 { 3423 struct isptarg_softc *softc; 3424 ispsoftc_t *isp; 3425 struct ccb_accept_tio *atio; 3426 struct ccb_immediate_notify *inot; 3427 cam_status status; 3428 3429 softc = (struct isptarg_softc *)periph->softc; 3430 isp = softc->isp; 3431 status = ccb->ccb_h.status & CAM_STATUS_MASK; 3432 3433 switch (ccb->ccb_h.func_code) { 3434 case XPT_ACCEPT_TARGET_IO: 3435 atio = (struct ccb_accept_tio *) ccb; 3436 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__); 3437 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe); 3438 xpt_schedule(periph, 1); 3439 break; 3440 case XPT_IMMEDIATE_NOTIFY: 3441 inot = (struct ccb_immediate_notify *) ccb; 3442 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__); 3443 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe); 3444 xpt_schedule(periph, 1); 3445 break; 3446 case XPT_CONT_TARGET_IO: 3447 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3448 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3449 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3450 } 3451 atio = ccb->ccb_h.ccb_atio; 3452 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3453 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL); 3454 xpt_action((union ccb *)atio); 3455 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 3456 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO seen in %s\n", atio->tag_id, __func__); 3457 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3458 xpt_schedule(periph, 1); 3459 } else { 3460 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO seen in %s\n", atio->tag_id, __func__); 3461 xpt_action((union ccb *)atio); 3462 } 3463 xpt_release_ccb(ccb); 3464 break; 3465 case XPT_NOTIFY_ACKNOWLEDGE: 3466 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3467 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3468 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3469 } 3470 inot = ccb->ccb_h.ccb_inot; 3471 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); 3472 xpt_release_ccb(ccb); 3473 xpt_action((union ccb *)inot); 3474 break; 3475 default: 3476 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code); 3477 break; 3478 } 3479 } 3480 3481 static void 3482 isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg) 3483 { 3484 struct ac_contract *acp = arg; 3485 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data; 3486 3487 if (code != AC_CONTRACT) { 3488 return; 3489 } 3490 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed"); 3491 } 3492 3493 static void 3494 isp_target_thread(ispsoftc_t *isp, int chan) 3495 { 3496 union ccb *ccb = NULL; 3497 int i; 3498 void *wchan; 3499 cam_status status; 3500 struct isptarg_softc *softc = NULL; 3501 struct cam_periph *periph = NULL, *wperiph = NULL; 3502 struct cam_path *path, *wpath; 3503 struct cam_sim *sim; 3504 3505 if (disk_data == NULL) { 3506 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20)); 3507 if (disk_size < (50 << 20)) { 3508 disk_size = 50 << 20; 3509 } 3510 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO); 3511 if (disk_data == NULL) { 3512 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__); 3513 goto out; 3514 } 3515 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20)); 3516 } 3517 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO); 3518 if (junk_data == NULL) { 3519 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__); 3520 goto out; 3521 } 3522 3523 3524 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO); 3525 if (softc == NULL) { 3526 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__); 3527 goto out; 3528 } 3529 TAILQ_INIT(&softc->work_queue); 3530 TAILQ_INIT(&softc->rework_queue); 3531 TAILQ_INIT(&softc->running_queue); 3532 TAILQ_INIT(&softc->inot_queue); 3533 softc->isp = isp; 3534 3535 periphdriver_register(&isptargdriver); 3536 ISP_GET_PC(isp, chan, sim, sim); 3537 ISP_GET_PC(isp, chan, path, path); 3538 status = xpt_create_path_unlocked(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 3539 if (status != CAM_REQ_CMP) { 3540 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__); 3541 return; 3542 } 3543 status = xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), 0, 0); 3544 if (status != CAM_REQ_CMP) { 3545 xpt_free_path(wpath); 3546 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__); 3547 return; 3548 } 3549 3550 ccb = xpt_alloc_ccb(); 3551 3552 ISP_LOCK(isp); 3553 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc); 3554 if (status != CAM_REQ_CMP) { 3555 ISP_UNLOCK(isp); 3556 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__); 3557 goto out; 3558 } 3559 wperiph = cam_periph_find(wpath, "isptarg"); 3560 if (wperiph == NULL) { 3561 ISP_UNLOCK(isp); 3562 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__); 3563 goto out; 3564 } 3565 3566 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc); 3567 if (status != CAM_REQ_CMP) { 3568 ISP_UNLOCK(isp); 3569 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__); 3570 goto out; 3571 } 3572 3573 periph = cam_periph_find(path, "isptarg"); 3574 if (periph == NULL) { 3575 ISP_UNLOCK(isp); 3576 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__); 3577 goto out; 3578 } 3579 3580 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath); 3581 if (status != CAM_REQ_CMP) { 3582 ISP_UNLOCK(isp); 3583 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__); 3584 goto out; 3585 } 3586 3587 ISP_UNLOCK(isp); 3588 3589 ccb = xpt_alloc_ccb(); 3590 3591 /* 3592 * Make sure role is none. 3593 */ 3594 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3595 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3596 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE; 3597 #ifdef ISP_TEST_WWNS 3598 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE | KNOB_VALID_ADDRESS; 3599 ccb->knob.xport_specific.fc.wwnn = 0x508004d000000000ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3600 ccb->knob.xport_specific.fc.wwpn = 0x508004d000000001ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3601 #else 3602 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3603 #endif 3604 3605 ISP_LOCK(isp); 3606 xpt_action(ccb); 3607 ISP_UNLOCK(isp); 3608 3609 /* 3610 * Now enable luns 3611 */ 3612 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3613 ccb->ccb_h.func_code = XPT_EN_LUN; 3614 ccb->cel.enable = 1; 3615 ISP_LOCK(isp); 3616 xpt_action(ccb); 3617 ISP_UNLOCK(isp); 3618 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3619 xpt_free_ccb(ccb); 3620 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3621 goto out; 3622 } 3623 3624 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10); 3625 ccb->ccb_h.func_code = XPT_EN_LUN; 3626 ccb->cel.enable = 1; 3627 ISP_LOCK(isp); 3628 xpt_action(ccb); 3629 ISP_UNLOCK(isp); 3630 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3631 xpt_free_ccb(ccb); 3632 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3633 goto out; 3634 } 3635 xpt_free_ccb(ccb); 3636 3637 /* 3638 * Add resources 3639 */ 3640 ISP_GET_PC_ADDR(isp, chan, target_proc, wchan); 3641 for (i = 0; i < 4; i++) { 3642 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3643 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3644 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3645 ccb->ccb_h.cbfcnp = isptarg_done; 3646 ISP_LOCK(isp); 3647 xpt_action(ccb); 3648 ISP_UNLOCK(isp); 3649 } 3650 for (i = 0; i < NISP_TARG_CMDS; i++) { 3651 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3652 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3653 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3654 ccb->ccb_h.cbfcnp = isptarg_done; 3655 ISP_LOCK(isp); 3656 xpt_action(ccb); 3657 ISP_UNLOCK(isp); 3658 } 3659 for (i = 0; i < 4; i++) { 3660 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3661 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3662 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3663 ccb->ccb_h.cbfcnp = isptarg_done; 3664 ISP_LOCK(isp); 3665 xpt_action(ccb); 3666 ISP_UNLOCK(isp); 3667 } 3668 for (i = 0; i < NISP_TARG_NOTIFIES; i++) { 3669 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3670 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3671 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3672 ccb->ccb_h.cbfcnp = isptarg_done; 3673 ISP_LOCK(isp); 3674 xpt_action(ccb); 3675 ISP_UNLOCK(isp); 3676 } 3677 3678 /* 3679 * Now turn it all back on 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.valid = KNOB_VALID_ROLE; 3684 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET; 3685 ISP_LOCK(isp); 3686 xpt_action(ccb); 3687 ISP_UNLOCK(isp); 3688 3689 /* 3690 * Okay, while things are still active, sleep... 3691 */ 3692 ISP_LOCK(isp); 3693 for (;;) { 3694 ISP_GET_PC(isp, chan, proc_active, i); 3695 if (i == 0) { 3696 break; 3697 } 3698 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0); 3699 } 3700 ISP_UNLOCK(isp); 3701 3702 out: 3703 if (wperiph) { 3704 cam_periph_invalidate(wperiph); 3705 } 3706 if (periph) { 3707 cam_periph_invalidate(periph); 3708 } 3709 if (junk_data) { 3710 free(junk_data, M_ISPTARG); 3711 } 3712 if (disk_data) { 3713 free(disk_data, M_ISPTARG); 3714 } 3715 if (softc) { 3716 free(softc, M_ISPTARG); 3717 } 3718 xpt_free_path(path); 3719 xpt_free_path(wpath); 3720 } 3721 3722 static void 3723 isp_target_thread_pi(void *arg) 3724 { 3725 struct isp_spi *pi = arg; 3726 isp_target_thread(cam_sim_softc(pi->sim), cam_sim_bus(pi->sim)); 3727 } 3728 3729 static void 3730 isp_target_thread_fc(void *arg) 3731 { 3732 struct isp_fc *fc = arg; 3733 isp_target_thread(cam_sim_softc(fc->sim), cam_sim_bus(fc->sim)); 3734 } 3735 3736 static int 3737 isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp) 3738 { 3739 uint32_t cnt, curcnt; 3740 uint64_t lba; 3741 3742 switch (cdb[0]) { 3743 case WRITE_16: 3744 case READ_16: 3745 cnt = (((uint32_t)cdb[10]) << 24) | 3746 (((uint32_t)cdb[11]) << 16) | 3747 (((uint32_t)cdb[12]) << 8) | 3748 ((uint32_t)cdb[13]); 3749 3750 lba = (((uint64_t)cdb[2]) << 56) | 3751 (((uint64_t)cdb[3]) << 48) | 3752 (((uint64_t)cdb[4]) << 40) | 3753 (((uint64_t)cdb[5]) << 32) | 3754 (((uint64_t)cdb[6]) << 24) | 3755 (((uint64_t)cdb[7]) << 16) | 3756 (((uint64_t)cdb[8]) << 8) | 3757 ((uint64_t)cdb[9]); 3758 break; 3759 case WRITE_12: 3760 case READ_12: 3761 cnt = (((uint32_t)cdb[6]) << 16) | 3762 (((uint32_t)cdb[7]) << 8) | 3763 ((u_int32_t)cdb[8]); 3764 3765 lba = (((uint32_t)cdb[2]) << 24) | 3766 (((uint32_t)cdb[3]) << 16) | 3767 (((uint32_t)cdb[4]) << 8) | 3768 ((uint32_t)cdb[5]); 3769 break; 3770 case WRITE_10: 3771 case READ_10: 3772 cnt = (((uint32_t)cdb[7]) << 8) | 3773 ((u_int32_t)cdb[8]); 3774 3775 lba = (((uint32_t)cdb[2]) << 24) | 3776 (((uint32_t)cdb[3]) << 16) | 3777 (((uint32_t)cdb[4]) << 8) | 3778 ((uint32_t)cdb[5]); 3779 break; 3780 case WRITE_6: 3781 case READ_6: 3782 cnt = cdb[4]; 3783 if (cnt == 0) { 3784 cnt = 256; 3785 } 3786 lba = (((uint32_t)cdb[1] & 0x1f) << 16) | 3787 (((uint32_t)cdb[2]) << 8) | 3788 ((uint32_t)cdb[3]); 3789 break; 3790 default: 3791 return (-1); 3792 } 3793 3794 cnt <<= DISK_SHIFT; 3795 lba <<= DISK_SHIFT; 3796 3797 if (offset == cnt) { 3798 *lp = 1; 3799 return (0); 3800 } 3801 3802 if (lba + cnt > dl) { 3803 return (-1); 3804 } 3805 3806 3807 curcnt = MAX_ISP_TARG_TRANSFER; 3808 if (offset + curcnt >= cnt) { 3809 curcnt = cnt - offset; 3810 *lp = 1; 3811 } else { 3812 *lp = 0; 3813 } 3814 *tl = curcnt; 3815 *kp = &dp[lba + offset]; 3816 return (0); 3817 } 3818 3819 #endif 3820 #endif 3821 3822 static void 3823 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 3824 { 3825 struct cam_sim *sim; 3826 int bus, tgt; 3827 ispsoftc_t *isp; 3828 3829 sim = (struct cam_sim *)cbarg; 3830 isp = (ispsoftc_t *) cam_sim_softc(sim); 3831 bus = cam_sim_bus(sim); 3832 tgt = xpt_path_target_id(path); 3833 3834 switch (code) { 3835 case AC_LOST_DEVICE: 3836 if (IS_SCSI(isp)) { 3837 uint16_t oflags, nflags; 3838 sdparam *sdp = SDPARAM(isp, bus); 3839 3840 if (tgt >= 0) { 3841 nflags = sdp->isp_devparam[tgt].nvrm_flags; 3842 #ifndef ISP_TARGET_MODE 3843 nflags &= DPARM_SAFE_DFLT; 3844 if (isp->isp_loaded_fw) { 3845 nflags |= DPARM_NARROW | DPARM_ASYNC; 3846 } 3847 #else 3848 nflags = DPARM_DEFAULT; 3849 #endif 3850 oflags = sdp->isp_devparam[tgt].goal_flags; 3851 sdp->isp_devparam[tgt].goal_flags = nflags; 3852 sdp->isp_devparam[tgt].dev_update = 1; 3853 sdp->update = 1; 3854 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3855 sdp->isp_devparam[tgt].goal_flags = oflags; 3856 } 3857 } 3858 break; 3859 default: 3860 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 3861 break; 3862 } 3863 } 3864 3865 static void 3866 isp_poll(struct cam_sim *sim) 3867 { 3868 ispsoftc_t *isp = cam_sim_softc(sim); 3869 uint32_t isr; 3870 uint16_t sema, mbox; 3871 3872 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 3873 isp_intr(isp, isr, sema, mbox); 3874 } 3875 } 3876 3877 3878 static void 3879 isp_watchdog(void *arg) 3880 { 3881 struct ccb_scsiio *xs = arg; 3882 ispsoftc_t *isp; 3883 uint32_t ohandle = ISP_HANDLE_FREE, handle; 3884 3885 isp = XS_ISP(xs); 3886 3887 handle = isp_find_handle(isp, xs); 3888 3889 if (handle != ISP_HANDLE_FREE && !XS_CMD_WPEND_P(xs)) { 3890 isp_xs_prt(isp, xs, ISP_LOGWARN, "first watchdog (handle 0x%x) timed out- deferring for grace period", handle); 3891 callout_reset(&PISP_PCMD(xs)->wdog, 2 * hz, isp_watchdog, xs); 3892 XS_CMD_S_WPEND(xs); 3893 return; 3894 } 3895 XS_C_TACTIVE(xs); 3896 3897 /* 3898 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 3899 */ 3900 if (handle != ISP_HANDLE_FREE) { 3901 uint32_t isr; 3902 uint16_t sema, mbox; 3903 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) != 0) { 3904 isp_intr(isp, isr, sema, mbox); 3905 } 3906 ohandle = handle; 3907 handle = isp_find_handle(isp, xs); 3908 } 3909 if (handle != ISP_HANDLE_FREE) { 3910 /* 3911 * Try and make sure the command is really dead before 3912 * we release the handle (and DMA resources) for reuse. 3913 * 3914 * If we are successful in aborting the command then 3915 * we're done here because we'll get the command returned 3916 * back separately. 3917 */ 3918 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 3919 return; 3920 } 3921 3922 /* 3923 * Note that after calling the above, the command may in 3924 * fact have been completed. 3925 */ 3926 xs = isp_find_xs(isp, handle); 3927 3928 /* 3929 * If the command no longer exists, then we won't 3930 * be able to find the xs again with this handle. 3931 */ 3932 if (xs == NULL) { 3933 return; 3934 } 3935 3936 /* 3937 * After this point, the command is really dead. 3938 */ 3939 if (XS_XFRLEN(xs)) { 3940 ISP_DMAFREE(isp, xs, handle); 3941 } 3942 isp_destroy_handle(isp, handle); 3943 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 3944 XS_SETERR(xs, CAM_CMD_TIMEOUT); 3945 isp_prt_endcmd(isp, xs); 3946 isp_done(xs); 3947 } else { 3948 if (ohandle != ISP_HANDLE_FREE) { 3949 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 3950 } else { 3951 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 3952 } 3953 } 3954 } 3955 3956 static void 3957 isp_make_here(ispsoftc_t *isp, int chan, int tgt) 3958 { 3959 union ccb *ccb; 3960 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3961 3962 if (isp_autoconfig == 0) { 3963 return; 3964 } 3965 3966 /* 3967 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 3968 */ 3969 ccb = xpt_alloc_ccb_nowait(); 3970 if (ccb == NULL) { 3971 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 3972 return; 3973 } 3974 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3975 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 3976 xpt_free_ccb(ccb); 3977 return; 3978 } 3979 xpt_rescan(ccb); 3980 } 3981 3982 static void 3983 isp_make_gone(ispsoftc_t *isp, int chan, int tgt) 3984 { 3985 struct cam_path *tp; 3986 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3987 3988 if (isp_autoconfig == 0) { 3989 return; 3990 } 3991 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 3992 xpt_async(AC_LOST_DEVICE, tp, NULL); 3993 xpt_free_path(tp); 3994 } 3995 } 3996 3997 /* 3998 * Gone Device Timer Function- when we have decided that a device has gone 3999 * away, we wait a specific period of time prior to telling the OS it has 4000 * gone away. 4001 * 4002 * This timer function fires once a second and then scans the port database 4003 * for devices that are marked dead but still have a virtual target assigned. 4004 * We decrement a counter for that port database entry, and when it hits zero, 4005 * we tell the OS the device has gone away. 4006 */ 4007 static void 4008 isp_gdt(void *arg) 4009 { 4010 struct isp_fc *fc = arg; 4011 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 4012 } 4013 4014 static void 4015 isp_gdt_task(void *arg, int pending) 4016 { 4017 struct isp_fc *fc = arg; 4018 ispsoftc_t *isp = fc->isp; 4019 int chan = fc - isp->isp_osinfo.pc.fc; 4020 fcportdb_t *lp; 4021 int dbidx, tgt, more_to_do = 0; 4022 4023 ISP_LOCK(isp); 4024 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 4025 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4026 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4027 4028 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 4029 continue; 4030 } 4031 if (lp->dev_map_idx == 0 || lp->target_mode) { 4032 continue; 4033 } 4034 if (lp->gone_timer != 0) { 4035 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); 4036 lp->gone_timer -= 1; 4037 more_to_do++; 4038 continue; 4039 } 4040 tgt = lp->dev_map_idx - 1; 4041 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4042 lp->dev_map_idx = 0; 4043 lp->state = FC_PORTDB_STATE_NIL; 4044 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout"); 4045 isp_make_gone(isp, chan, tgt); 4046 } 4047 if (fc->ready) { 4048 if (more_to_do) { 4049 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4050 } else { 4051 callout_deactivate(&fc->gdt); 4052 isp_prt(isp, ISP_LOGSANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 4053 } 4054 } 4055 ISP_UNLOCK(isp); 4056 } 4057 4058 /* 4059 * Loop Down Timer Function- when loop goes down, a timer is started and 4060 * and after it expires we come here and take all probational devices that 4061 * the OS knows about and the tell the OS that they've gone away. 4062 * 4063 * We don't clear the devices out of our port database because, when loop 4064 * come back up, we have to do some actual cleanup with the chip at that 4065 * point (implicit PLOGO, e.g., to get the chip's port database state right). 4066 */ 4067 static void 4068 isp_ldt(void *arg) 4069 { 4070 struct isp_fc *fc = arg; 4071 taskqueue_enqueue(taskqueue_thread, &fc->ltask); 4072 } 4073 4074 static void 4075 isp_ldt_task(void *arg, int pending) 4076 { 4077 struct isp_fc *fc = arg; 4078 ispsoftc_t *isp = fc->isp; 4079 int chan = fc - isp->isp_osinfo.pc.fc; 4080 fcportdb_t *lp; 4081 int dbidx, tgt, i; 4082 4083 ISP_LOCK(isp); 4084 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime); 4085 callout_deactivate(&fc->ldt); 4086 4087 /* 4088 * Notify to the OS all targets who we now consider have departed. 4089 */ 4090 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4091 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4092 4093 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 4094 continue; 4095 } 4096 if (lp->dev_map_idx == 0 || lp->target_mode) { 4097 continue; 4098 } 4099 4100 /* 4101 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 4102 */ 4103 4104 4105 for (i = 0; i < isp->isp_maxcmds; i++) { 4106 struct ccb_scsiio *xs; 4107 4108 if (!ISP_VALID_HANDLE(isp, isp->isp_xflist[i].handle)) { 4109 continue; 4110 } 4111 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 4112 continue; 4113 } 4114 if (dbidx != (FCPARAM(isp, chan)->isp_dev_map[XS_TGT(xs)] - 1)) { 4115 continue; 4116 } 4117 isp_prt(isp, ISP_LOGWARN, "command handle 0x%08x for %d.%d.%d orphaned by loop down timeout", 4118 isp->isp_xflist[i].handle, chan, XS_TGT(xs), XS_LUN(xs)); 4119 } 4120 4121 /* 4122 * Mark that we've announced that this device is gone.... 4123 */ 4124 lp->reserved = 1; 4125 4126 /* 4127 * but *don't* change the state of the entry. Just clear 4128 * any target id stuff and announce to CAM that the 4129 * device is gone. This way any necessary PLOGO stuff 4130 * will happen when loop comes back up. 4131 */ 4132 4133 tgt = lp->dev_map_idx - 1; 4134 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4135 lp->dev_map_idx = 0; 4136 lp->state = FC_PORTDB_STATE_NIL; 4137 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout"); 4138 isp_make_gone(isp, chan, tgt); 4139 } 4140 4141 if (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR) { 4142 isp_unfreeze_loopdown(isp, chan); 4143 } 4144 /* 4145 * The loop down timer has expired. Wake up the kthread 4146 * to notice that fact (or make it false). 4147 */ 4148 fc->loop_dead = 1; 4149 fc->loop_down_time = fc->loop_down_limit+1; 4150 wakeup(fc); 4151 ISP_UNLOCK(isp); 4152 } 4153 4154 static void 4155 isp_kthread(void *arg) 4156 { 4157 struct isp_fc *fc = arg; 4158 ispsoftc_t *isp = fc->isp; 4159 int chan = fc - isp->isp_osinfo.pc.fc; 4160 int slp = 0; 4161 4162 mtx_lock(&isp->isp_osinfo.lock); 4163 4164 for (;;) { 4165 int lb, lim; 4166 4167 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan); 4168 lb = isp_fc_runstate(isp, chan, 250000); 4169 4170 /* 4171 * Our action is different based upon whether we're supporting 4172 * Initiator mode or not. If we are, we might freeze the simq 4173 * when loop is down and set all sorts of different delays to 4174 * check again. 4175 * 4176 * If not, we simply just wait for loop to come up. 4177 */ 4178 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) { 4179 /* 4180 * Increment loop down time by the last sleep interval 4181 */ 4182 fc->loop_down_time += slp; 4183 4184 if (lb < 0) { 4185 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time); 4186 } else { 4187 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC got to %d (down count %d)", __func__, chan, lb, fc->loop_down_time); 4188 } 4189 4190 /* 4191 * If we've never seen loop up and we've waited longer 4192 * than quickboot time, or we've seen loop up but we've 4193 * waited longer than loop_down_limit, give up and go 4194 * to sleep until loop comes up. 4195 */ 4196 if (FCPARAM(isp, chan)->loop_seen_once == 0) { 4197 lim = isp_quickboot_time; 4198 } else { 4199 lim = fc->loop_down_limit; 4200 } 4201 if (fc->loop_down_time >= lim) { 4202 isp_freeze_loopdown(isp, chan, "loop limit hit"); 4203 slp = 0; 4204 } else if (fc->loop_down_time < 10) { 4205 slp = 1; 4206 } else if (fc->loop_down_time < 30) { 4207 slp = 5; 4208 } else if (fc->loop_down_time < 60) { 4209 slp = 10; 4210 } else if (fc->loop_down_time < 120) { 4211 slp = 20; 4212 } else { 4213 slp = 30; 4214 } 4215 4216 } else if (lb) { 4217 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan); 4218 fc->loop_down_time += slp; 4219 slp = 60; 4220 } else { 4221 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan); 4222 fc->loop_down_time = 0; 4223 slp = 0; 4224 } 4225 4226 4227 /* 4228 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it 4229 * now so that CAM can start sending us commands. 4230 * 4231 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again 4232 * or kill the commands, as appropriate. 4233 */ 4234 4235 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) { 4236 isp_unfreeze_loopdown(isp, chan); 4237 } 4238 4239 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp); 4240 4241 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 4242 4243 /* 4244 * If slp is zero, we're waking up for the first time after 4245 * things have been okay. In this case, we set a deferral state 4246 * for all commands and delay hysteresis seconds before starting 4247 * the FC state evaluation. This gives the loop/fabric a chance 4248 * to settle. 4249 */ 4250 if (slp == 0 && fc->hysteresis) { 4251 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz); 4252 mtx_unlock(&isp->isp_osinfo.lock); 4253 pause("ispt", fc->hysteresis * hz); 4254 mtx_lock(&isp->isp_osinfo.lock); 4255 } 4256 } 4257 mtx_unlock(&isp->isp_osinfo.lock); 4258 } 4259 4260 static void 4261 isp_action(struct cam_sim *sim, union ccb *ccb) 4262 { 4263 int bus, tgt, ts, error, lim; 4264 ispsoftc_t *isp; 4265 struct ccb_trans_settings *cts; 4266 4267 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 4268 4269 isp = (ispsoftc_t *)cam_sim_softc(sim); 4270 mtx_assert(&isp->isp_lock, MA_OWNED); 4271 4272 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) { 4273 isp_init(isp); 4274 if (isp->isp_state != ISP_INITSTATE) { 4275 /* 4276 * Lie. Say it was a selection timeout. 4277 */ 4278 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 4279 xpt_freeze_devq(ccb->ccb_h.path, 1); 4280 xpt_done(ccb); 4281 return; 4282 } 4283 isp->isp_state = ISP_RUNSTATE; 4284 } 4285 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 4286 ISP_PCMD(ccb) = NULL; 4287 4288 switch (ccb->ccb_h.func_code) { 4289 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 4290 bus = XS_CHANNEL(ccb); 4291 /* 4292 * Do a couple of preliminary checks... 4293 */ 4294 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 4295 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 4296 ccb->ccb_h.status = CAM_REQ_INVALID; 4297 xpt_done(ccb); 4298 break; 4299 } 4300 } 4301 #ifdef DIAGNOSTIC 4302 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 4303 xpt_print(ccb->ccb_h.path, "invalid target\n"); 4304 ccb->ccb_h.status = CAM_PATH_INVALID; 4305 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 4306 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 4307 ccb->ccb_h.status = CAM_PATH_INVALID; 4308 } 4309 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 4310 xpt_done(ccb); 4311 break; 4312 } 4313 #endif 4314 ccb->csio.scsi_status = SCSI_STATUS_OK; 4315 if (isp_get_pcmd(isp, ccb)) { 4316 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 4317 cam_freeze_devq(ccb->ccb_h.path); 4318 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 4319 xpt_done(ccb); 4320 break; 4321 } 4322 error = isp_start((XS_T *) ccb); 4323 switch (error) { 4324 case CMD_QUEUED: 4325 XS_CMD_S_CLEAR(ccb); 4326 ccb->ccb_h.status |= CAM_SIM_QUEUED; 4327 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 4328 break; 4329 } 4330 ts = ccb->ccb_h.timeout; 4331 if (ts == CAM_TIME_DEFAULT) { 4332 ts = 60*1000; 4333 } 4334 ts = isp_mstohz(ts); 4335 XS_S_TACTIVE(ccb); 4336 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 4337 break; 4338 case CMD_RQLATER: 4339 /* 4340 * We get this result for FC devices if the loop state isn't ready yet 4341 * or if the device in question has gone zombie on us. 4342 * 4343 * If we've never seen Loop UP at all, we requeue this request and wait 4344 * for the initial loop up delay to expire. 4345 */ 4346 lim = ISP_FC_PC(isp, bus)->loop_down_limit; 4347 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) { 4348 if (FCPARAM(isp, bus)->loop_seen_once == 0) { 4349 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime); 4350 } else { 4351 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); 4352 } 4353 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 4354 xpt_freeze_devq(ccb->ccb_h.path, 1); 4355 isp_free_pcmd(isp, ccb); 4356 xpt_done(ccb); 4357 break; 4358 } 4359 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 4360 cam_freeze_devq(ccb->ccb_h.path); 4361 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4362 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4363 isp_free_pcmd(isp, ccb); 4364 xpt_done(ccb); 4365 break; 4366 case CMD_EAGAIN: 4367 isp_free_pcmd(isp, ccb); 4368 cam_freeze_devq(ccb->ccb_h.path); 4369 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 4370 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4371 xpt_done(ccb); 4372 break; 4373 case CMD_COMPLETE: 4374 isp_done((struct ccb_scsiio *) ccb); 4375 break; 4376 default: 4377 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 4378 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 4379 isp_free_pcmd(isp, ccb); 4380 xpt_done(ccb); 4381 } 4382 break; 4383 4384 #ifdef ISP_TARGET_MODE 4385 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 4386 if (ccb->cel.enable) { 4387 isp_enable_lun(isp, ccb); 4388 } else { 4389 isp_disable_lun(isp, ccb); 4390 } 4391 break; 4392 case XPT_IMMED_NOTIFY: 4393 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 4394 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 4395 { 4396 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 4397 if (tptr == NULL) { 4398 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 4399 } 4400 if (tptr == NULL) { 4401 const char *str; 4402 uint32_t tag; 4403 4404 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4405 str = "XPT_IMMEDIATE_NOTIFY"; 4406 tag = ccb->cin1.seq_id; 4407 } else { 4408 tag = ccb->atio.tag_id; 4409 str = "XPT_ACCEPT_TARGET_IO"; 4410 } 4411 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 4412 dump_tstates(isp, XS_CHANNEL(ccb)); 4413 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4414 break; 4415 } 4416 ccb->ccb_h.sim_priv.entries[0].field = 0; 4417 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 4418 ccb->ccb_h.flags = 0; 4419 4420 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 4421 if (ccb->atio.tag_id) { 4422 atio_private_data_t *atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 4423 if (atp) { 4424 isp_put_atpd(isp, tptr, atp); 4425 } 4426 } 4427 tptr->atio_count++; 4428 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 4429 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 4430 ((struct ccb_accept_tio *)ccb)->tag_id, tptr->atio_count); 4431 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4432 if (ccb->cin1.tag_id) { 4433 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 4434 if (ntp) { 4435 isp_put_ntpd(isp, tptr, ntp); 4436 } 4437 } 4438 tptr->inot_count++; 4439 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4440 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4441 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count); 4442 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 4443 tptr->inot_count++; 4444 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4445 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4446 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count); 4447 } 4448 rls_lun_statep(isp, tptr); 4449 ccb->ccb_h.status = CAM_REQ_INPROG; 4450 break; 4451 } 4452 case XPT_NOTIFY_ACK: 4453 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4454 break; 4455 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 4456 { 4457 tstate_t *tptr; 4458 inot_private_data_t *ntp; 4459 4460 /* 4461 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 4462 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 4463 */ 4464 /* 4465 * All the relevant path information is in the associated immediate notify 4466 */ 4467 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); 4468 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 4469 if (ntp == NULL) { 4470 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__, 4471 ccb->cna2.tag_id, ccb->cna2.seq_id); 4472 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4473 xpt_done(ccb); 4474 break; 4475 } 4476 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 4477 rls_lun_statep(isp, tptr); 4478 cam_freeze_devq(ccb->ccb_h.path); 4479 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4480 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4481 break; 4482 } 4483 isp_put_ntpd(isp, tptr, ntp); 4484 rls_lun_statep(isp, tptr); 4485 ccb->ccb_h.status = CAM_REQ_CMP; 4486 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); 4487 xpt_done(ccb); 4488 break; 4489 } 4490 case XPT_CONT_TARGET_IO: 4491 isp_target_start_ctio(isp, ccb); 4492 break; 4493 #endif 4494 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 4495 4496 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 4497 tgt = ccb->ccb_h.target_id; 4498 tgt |= (bus << 16); 4499 4500 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 4501 if (error) { 4502 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4503 } else { 4504 ccb->ccb_h.status = CAM_REQ_CMP; 4505 } 4506 xpt_done(ccb); 4507 break; 4508 case XPT_ABORT: /* Abort the specified CCB */ 4509 { 4510 union ccb *accb = ccb->cab.abort_ccb; 4511 switch (accb->ccb_h.func_code) { 4512 #ifdef ISP_TARGET_MODE 4513 case XPT_ACCEPT_TARGET_IO: 4514 isp_target_mark_aborted(isp, accb); 4515 break; 4516 #endif 4517 case XPT_SCSI_IO: 4518 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 4519 if (error) { 4520 ccb->ccb_h.status = CAM_UA_ABORT; 4521 } else { 4522 ccb->ccb_h.status = CAM_REQ_CMP; 4523 } 4524 break; 4525 default: 4526 ccb->ccb_h.status = CAM_REQ_INVALID; 4527 break; 4528 } 4529 /* 4530 * This is not a queued CCB, so the caller expects it to be 4531 * complete when control is returned. 4532 */ 4533 break; 4534 } 4535 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 4536 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 4537 cts = &ccb->cts; 4538 if (!IS_CURRENT_SETTINGS(cts)) { 4539 ccb->ccb_h.status = CAM_REQ_INVALID; 4540 xpt_done(ccb); 4541 break; 4542 } 4543 tgt = cts->ccb_h.target_id; 4544 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4545 if (IS_SCSI(isp)) { 4546 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4547 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4548 sdparam *sdp = SDPARAM(isp, bus); 4549 uint16_t *dptr; 4550 4551 if (spi->valid == 0 && scsi->valid == 0) { 4552 ccb->ccb_h.status = CAM_REQ_CMP; 4553 xpt_done(ccb); 4554 break; 4555 } 4556 4557 /* 4558 * We always update (internally) from goal_flags 4559 * so any request to change settings just gets 4560 * vectored to that location. 4561 */ 4562 dptr = &sdp->isp_devparam[tgt].goal_flags; 4563 4564 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 4565 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 4566 *dptr |= DPARM_DISC; 4567 else 4568 *dptr &= ~DPARM_DISC; 4569 } 4570 4571 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 4572 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 4573 *dptr |= DPARM_TQING; 4574 else 4575 *dptr &= ~DPARM_TQING; 4576 } 4577 4578 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 4579 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 4580 *dptr |= DPARM_WIDE; 4581 else 4582 *dptr &= ~DPARM_WIDE; 4583 } 4584 4585 /* 4586 * XXX: FIX ME 4587 */ 4588 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 4589 *dptr |= DPARM_SYNC; 4590 /* 4591 * XXX: CHECK FOR LEGALITY 4592 */ 4593 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 4594 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 4595 } else { 4596 *dptr &= ~DPARM_SYNC; 4597 } 4598 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, 4599 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 4600 sdp->isp_devparam[tgt].dev_update = 1; 4601 sdp->update = 1; 4602 } 4603 ccb->ccb_h.status = CAM_REQ_CMP; 4604 xpt_done(ccb); 4605 break; 4606 case XPT_GET_TRAN_SETTINGS: 4607 cts = &ccb->cts; 4608 tgt = cts->ccb_h.target_id; 4609 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4610 if (IS_FC(isp)) { 4611 fcparam *fcp = FCPARAM(isp, bus); 4612 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4613 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 4614 unsigned int hdlidx; 4615 4616 cts->protocol = PROTO_SCSI; 4617 cts->protocol_version = SCSI_REV_2; 4618 cts->transport = XPORT_FC; 4619 cts->transport_version = 0; 4620 4621 scsi->valid = CTS_SCSI_VALID_TQ; 4622 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 4623 fc->valid = CTS_FC_VALID_SPEED; 4624 fc->bitrate = 100000; 4625 fc->bitrate *= fcp->isp_gbspeed; 4626 hdlidx = fcp->isp_dev_map[tgt] - 1; 4627 if (hdlidx < MAX_FC_TARG) { 4628 fcportdb_t *lp = &fcp->portdb[hdlidx]; 4629 fc->wwnn = lp->node_wwn; 4630 fc->wwpn = lp->port_wwn; 4631 fc->port = lp->portid; 4632 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 4633 } 4634 } else { 4635 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4636 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4637 sdparam *sdp = SDPARAM(isp, bus); 4638 uint16_t dval, pval, oval; 4639 4640 if (IS_CURRENT_SETTINGS(cts)) { 4641 sdp->isp_devparam[tgt].dev_refresh = 1; 4642 sdp->update = 1; 4643 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 4644 dval = sdp->isp_devparam[tgt].actv_flags; 4645 oval = sdp->isp_devparam[tgt].actv_offset; 4646 pval = sdp->isp_devparam[tgt].actv_period; 4647 } else { 4648 dval = sdp->isp_devparam[tgt].nvrm_flags; 4649 oval = sdp->isp_devparam[tgt].nvrm_offset; 4650 pval = sdp->isp_devparam[tgt].nvrm_period; 4651 } 4652 4653 cts->protocol = PROTO_SCSI; 4654 cts->protocol_version = SCSI_REV_2; 4655 cts->transport = XPORT_SPI; 4656 cts->transport_version = 2; 4657 4658 spi->valid = 0; 4659 scsi->valid = 0; 4660 spi->flags = 0; 4661 scsi->flags = 0; 4662 if (dval & DPARM_DISC) { 4663 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4664 } 4665 if ((dval & DPARM_SYNC) && oval && pval) { 4666 spi->sync_offset = oval; 4667 spi->sync_period = pval; 4668 } else { 4669 spi->sync_offset = 0; 4670 spi->sync_period = 0; 4671 } 4672 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4673 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4674 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 4675 if (dval & DPARM_WIDE) { 4676 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4677 } else { 4678 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4679 } 4680 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 4681 scsi->valid = CTS_SCSI_VALID_TQ; 4682 if (dval & DPARM_TQING) { 4683 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4684 } 4685 spi->valid |= CTS_SPI_VALID_DISC; 4686 } 4687 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%d) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 4688 bus, tgt, cts->ccb_h.target_lun, dval, oval, pval); 4689 } 4690 ccb->ccb_h.status = CAM_REQ_CMP; 4691 xpt_done(ccb); 4692 break; 4693 4694 case XPT_CALC_GEOMETRY: 4695 cam_calc_geometry(&ccb->ccg, 1); 4696 xpt_done(ccb); 4697 break; 4698 4699 case XPT_RESET_BUS: /* Reset the specified bus */ 4700 bus = cam_sim_bus(sim); 4701 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 4702 if (error) { 4703 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4704 xpt_done(ccb); 4705 break; 4706 } 4707 if (bootverbose) { 4708 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 4709 } 4710 if (IS_FC(isp)) { 4711 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 4712 } else { 4713 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 4714 } 4715 ccb->ccb_h.status = CAM_REQ_CMP; 4716 xpt_done(ccb); 4717 break; 4718 4719 case XPT_TERM_IO: /* Terminate the I/O process */ 4720 ccb->ccb_h.status = CAM_REQ_INVALID; 4721 xpt_done(ccb); 4722 break; 4723 4724 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 4725 { 4726 struct ccb_sim_knob *kp = &ccb->knob; 4727 fcparam *fcp; 4728 4729 4730 if (!IS_FC(isp)) { 4731 ccb->ccb_h.status = CAM_REQ_INVALID; 4732 xpt_done(ccb); 4733 break; 4734 } 4735 4736 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4737 fcp = FCPARAM(isp, bus); 4738 4739 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 4740 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 4741 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 4742 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 4743 } 4744 ccb->ccb_h.status = CAM_REQ_CMP; 4745 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 4746 int rchange = 0; 4747 int newrole = 0; 4748 4749 switch (kp->xport_specific.fc.role) { 4750 case KNOB_ROLE_NONE: 4751 if (fcp->role != ISP_ROLE_NONE) { 4752 rchange = 1; 4753 newrole = ISP_ROLE_NONE; 4754 } 4755 break; 4756 case KNOB_ROLE_TARGET: 4757 if (fcp->role != ISP_ROLE_TARGET) { 4758 rchange = 1; 4759 newrole = ISP_ROLE_TARGET; 4760 } 4761 break; 4762 case KNOB_ROLE_INITIATOR: 4763 if (fcp->role != ISP_ROLE_INITIATOR) { 4764 rchange = 1; 4765 newrole = ISP_ROLE_INITIATOR; 4766 } 4767 break; 4768 case KNOB_ROLE_BOTH: 4769 #if 0 4770 if (fcp->role != ISP_ROLE_BOTH) { 4771 rchange = 1; 4772 newrole = ISP_ROLE_BOTH; 4773 } 4774 #else 4775 /* 4776 * We don't really support dual role at present on FC cards. 4777 * 4778 * We should, but a bunch of things are currently broken, 4779 * so don't allow it. 4780 */ 4781 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 4782 ccb->ccb_h.status = CAM_REQ_INVALID; 4783 #endif 4784 break; 4785 } 4786 if (rchange) { 4787 if (isp_fc_change_role(isp, bus, newrole) != 0) { 4788 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4789 #ifdef ISP_TARGET_MODE 4790 } else if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) { 4791 isp_enable_deferred_luns(isp, bus); 4792 #endif 4793 } 4794 } 4795 } 4796 xpt_done(ccb); 4797 break; 4798 } 4799 case XPT_GET_SIM_KNOB: /* Set SIM knobs */ 4800 { 4801 struct ccb_sim_knob *kp = &ccb->knob; 4802 4803 if (IS_FC(isp)) { 4804 fcparam *fcp; 4805 4806 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4807 fcp = FCPARAM(isp, bus); 4808 4809 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 4810 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 4811 switch (fcp->role) { 4812 case ISP_ROLE_NONE: 4813 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 4814 break; 4815 case ISP_ROLE_TARGET: 4816 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 4817 break; 4818 case ISP_ROLE_INITIATOR: 4819 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 4820 break; 4821 case ISP_ROLE_BOTH: 4822 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 4823 break; 4824 } 4825 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 4826 ccb->ccb_h.status = CAM_REQ_CMP; 4827 } else { 4828 ccb->ccb_h.status = CAM_REQ_INVALID; 4829 } 4830 xpt_done(ccb); 4831 break; 4832 } 4833 case XPT_PATH_INQ: /* Path routing inquiry */ 4834 { 4835 struct ccb_pathinq *cpi = &ccb->cpi; 4836 4837 cpi->version_num = 1; 4838 #ifdef ISP_TARGET_MODE 4839 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 4840 #else 4841 cpi->target_sprt = 0; 4842 #endif 4843 cpi->hba_eng_cnt = 0; 4844 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 4845 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 4846 cpi->bus_id = cam_sim_bus(sim); 4847 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 4848 if (IS_FC(isp)) { 4849 fcparam *fcp = FCPARAM(isp, bus); 4850 4851 cpi->hba_misc = PIM_NOBUSRESET; 4852 4853 /* 4854 * Because our loop ID can shift from time to time, 4855 * make our initiator ID out of range of our bus. 4856 */ 4857 cpi->initiator_id = cpi->max_target + 1; 4858 4859 /* 4860 * Set base transfer capabilities for Fibre Channel, for this HBA. 4861 */ 4862 if (IS_25XX(isp)) { 4863 cpi->base_transfer_speed = 8000000; 4864 } else if (IS_24XX(isp)) { 4865 cpi->base_transfer_speed = 4000000; 4866 } else if (IS_23XX(isp)) { 4867 cpi->base_transfer_speed = 2000000; 4868 } else { 4869 cpi->base_transfer_speed = 1000000; 4870 } 4871 cpi->hba_inquiry = PI_TAG_ABLE; 4872 cpi->transport = XPORT_FC; 4873 cpi->transport_version = 0; 4874 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 4875 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 4876 cpi->xport_specific.fc.port = fcp->isp_portid; 4877 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 4878 } else { 4879 sdparam *sdp = SDPARAM(isp, bus); 4880 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 4881 cpi->hba_misc = 0; 4882 cpi->initiator_id = sdp->isp_initiator_id; 4883 cpi->base_transfer_speed = 3300; 4884 cpi->transport = XPORT_SPI; 4885 cpi->transport_version = 2; 4886 } 4887 cpi->protocol = PROTO_SCSI; 4888 cpi->protocol_version = SCSI_REV_2; 4889 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 4890 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 4891 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 4892 cpi->unit_number = cam_sim_unit(sim); 4893 cpi->ccb_h.status = CAM_REQ_CMP; 4894 xpt_done(ccb); 4895 break; 4896 } 4897 default: 4898 ccb->ccb_h.status = CAM_REQ_INVALID; 4899 xpt_done(ccb); 4900 break; 4901 } 4902 } 4903 4904 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 4905 4906 void 4907 isp_done(XS_T *sccb) 4908 { 4909 ispsoftc_t *isp = XS_ISP(sccb); 4910 uint32_t status; 4911 4912 if (XS_NOERR(sccb)) 4913 XS_SETERR(sccb, CAM_REQ_CMP); 4914 4915 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 4916 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 4917 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 4918 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 4919 } else { 4920 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 4921 } 4922 } 4923 4924 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4925 status = sccb->ccb_h.status & CAM_STATUS_MASK; 4926 if (status != CAM_REQ_CMP) { 4927 if (status != CAM_SEL_TIMEOUT) 4928 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); 4929 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 4930 sccb->ccb_h.status |= CAM_DEV_QFRZN; 4931 xpt_freeze_devq(sccb->ccb_h.path, 1); 4932 } 4933 } 4934 4935 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4936 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 4937 } 4938 4939 XS_CMD_S_DONE(sccb); 4940 if (XS_TACTIVE_P(sccb)) 4941 callout_stop(&PISP_PCMD(sccb)->wdog); 4942 XS_CMD_S_CLEAR(sccb); 4943 isp_free_pcmd(isp, (union ccb *) sccb); 4944 xpt_done((union ccb *) sccb); 4945 } 4946 4947 void 4948 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 4949 { 4950 int bus; 4951 static const char prom[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s WWPN 0x%08x%08x"; 4952 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s tgt %u WWPN 0x%08x%08x"; 4953 char *msg = NULL; 4954 target_id_t tgt; 4955 fcportdb_t *lp; 4956 struct isp_fc *fc; 4957 struct cam_path *tmppath; 4958 va_list ap; 4959 4960 switch (cmd) { 4961 case ISPASYNC_NEW_TGT_PARAMS: 4962 { 4963 struct ccb_trans_settings_scsi *scsi; 4964 struct ccb_trans_settings_spi *spi; 4965 int flags, tgt; 4966 sdparam *sdp; 4967 struct ccb_trans_settings cts; 4968 4969 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 4970 4971 va_start(ap, cmd); 4972 bus = va_arg(ap, int); 4973 tgt = va_arg(ap, int); 4974 va_end(ap); 4975 sdp = SDPARAM(isp, bus); 4976 4977 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4978 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 4979 break; 4980 } 4981 flags = sdp->isp_devparam[tgt].actv_flags; 4982 cts.type = CTS_TYPE_CURRENT_SETTINGS; 4983 cts.protocol = PROTO_SCSI; 4984 cts.transport = XPORT_SPI; 4985 4986 scsi = &cts.proto_specific.scsi; 4987 spi = &cts.xport_specific.spi; 4988 4989 if (flags & DPARM_TQING) { 4990 scsi->valid |= CTS_SCSI_VALID_TQ; 4991 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4992 } 4993 4994 if (flags & DPARM_DISC) { 4995 spi->valid |= CTS_SPI_VALID_DISC; 4996 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4997 } 4998 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 4999 if (flags & DPARM_WIDE) { 5000 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5001 } else { 5002 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5003 } 5004 if (flags & DPARM_SYNC) { 5005 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5006 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5007 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 5008 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 5009 } 5010 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); 5011 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 5012 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 5013 xpt_free_path(tmppath); 5014 break; 5015 } 5016 case ISPASYNC_BUS_RESET: 5017 { 5018 va_start(ap, cmd); 5019 bus = va_arg(ap, int); 5020 va_end(ap); 5021 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 5022 if (IS_FC(isp)) { 5023 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 5024 } else { 5025 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 5026 } 5027 break; 5028 } 5029 case ISPASYNC_LIP: 5030 if (msg == NULL) { 5031 msg = "LIP Received"; 5032 } 5033 /* FALLTHROUGH */ 5034 case ISPASYNC_LOOP_RESET: 5035 if (msg == NULL) { 5036 msg = "LOOP Reset"; 5037 } 5038 /* FALLTHROUGH */ 5039 case ISPASYNC_LOOP_DOWN: 5040 { 5041 if (msg == NULL) { 5042 msg = "LOOP Down"; 5043 } 5044 va_start(ap, cmd); 5045 bus = va_arg(ap, int); 5046 va_end(ap); 5047 5048 FCPARAM(isp, bus)->link_active = 0; 5049 5050 fc = ISP_FC_PC(isp, bus); 5051 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) { 5052 /* 5053 * We don't do any simq freezing if we are only in target mode 5054 */ 5055 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5056 if (fc->path) { 5057 isp_freeze_loopdown(isp, bus, msg); 5058 } 5059 if (!callout_active(&fc->ldt)) { 5060 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc); 5061 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_uptime); 5062 } 5063 } 5064 } 5065 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg); 5066 break; 5067 } 5068 case ISPASYNC_LOOP_UP: 5069 va_start(ap, cmd); 5070 bus = va_arg(ap, int); 5071 va_end(ap); 5072 fc = ISP_FC_PC(isp, bus); 5073 /* 5074 * Now we just note that Loop has come up. We don't 5075 * actually do anything because we're waiting for a 5076 * Change Notify before activating the FC cleanup 5077 * thread to look at the state of the loop again. 5078 */ 5079 FCPARAM(isp, bus)->link_active = 1; 5080 fc->loop_dead = 0; 5081 fc->loop_down_time = 0; 5082 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 5083 break; 5084 case ISPASYNC_DEV_ARRIVED: 5085 va_start(ap, cmd); 5086 bus = va_arg(ap, int); 5087 lp = va_arg(ap, fcportdb_t *); 5088 va_end(ap); 5089 fc = ISP_FC_PC(isp, bus); 5090 lp->reserved = 0; 5091 lp->gone_timer = 0; 5092 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT))) { 5093 int dbidx = lp - FCPARAM(isp, bus)->portdb; 5094 int i; 5095 5096 for (i = 0; i < MAX_FC_TARG; i++) { 5097 if (i >= FL_ID && i <= SNS_ID) { 5098 continue; 5099 } 5100 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) { 5101 break; 5102 } 5103 } 5104 if (i < MAX_FC_TARG) { 5105 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1; 5106 lp->dev_map_idx = i + 1; 5107 } else { 5108 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 5109 isp_dump_portdb(isp, bus); 5110 } 5111 } 5112 if (lp->dev_map_idx) { 5113 tgt = lp->dev_map_idx - 1; 5114 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); 5115 isp_make_here(isp, bus, tgt); 5116 } else { 5117 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); 5118 } 5119 break; 5120 case ISPASYNC_DEV_CHANGED: 5121 va_start(ap, cmd); 5122 bus = va_arg(ap, int); 5123 lp = va_arg(ap, fcportdb_t *); 5124 va_end(ap); 5125 fc = ISP_FC_PC(isp, bus); 5126 lp->reserved = 0; 5127 lp->gone_timer = 0; 5128 if (isp_change_is_bad) { 5129 lp->state = FC_PORTDB_STATE_NIL; 5130 if (lp->dev_map_idx) { 5131 tgt = lp->dev_map_idx - 1; 5132 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0; 5133 lp->dev_map_idx = 0; 5134 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad"); 5135 isp_make_gone(isp, bus, tgt); 5136 } else { 5137 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "changed and departed", 5138 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5139 } 5140 } else { 5141 lp->portid = lp->new_portid; 5142 lp->roles = lp->new_roles; 5143 if (lp->dev_map_idx) { 5144 int t = lp->dev_map_idx - 1; 5145 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1; 5146 tgt = lp->dev_map_idx - 1; 5147 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "changed at", tgt, 5148 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5149 } else { 5150 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); 5151 } 5152 } 5153 break; 5154 case ISPASYNC_DEV_STAYED: 5155 va_start(ap, cmd); 5156 bus = va_arg(ap, int); 5157 lp = va_arg(ap, fcportdb_t *); 5158 va_end(ap); 5159 if (lp->dev_map_idx) { 5160 tgt = lp->dev_map_idx - 1; 5161 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "stayed at", tgt, 5162 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5163 } else { 5164 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "stayed", 5165 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5166 } 5167 break; 5168 case ISPASYNC_DEV_GONE: 5169 va_start(ap, cmd); 5170 bus = va_arg(ap, int); 5171 lp = va_arg(ap, fcportdb_t *); 5172 va_end(ap); 5173 fc = ISP_FC_PC(isp, bus); 5174 /* 5175 * If this has a virtual target and we haven't marked it 5176 * that we're going to have isp_gdt tell the OS it's gone, 5177 * set the isp_gdt timer running on it. 5178 * 5179 * If it isn't marked that isp_gdt is going to get rid of it, 5180 * announce that it's gone. 5181 * 5182 */ 5183 if (lp->dev_map_idx && lp->reserved == 0) { 5184 lp->reserved = 1; 5185 lp->state = FC_PORTDB_STATE_ZOMBIE; 5186 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time; 5187 if (fc->ready && !callout_active(&fc->gdt)) { 5188 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); 5189 callout_reset(&fc->gdt, hz, isp_gdt, fc); 5190 } 5191 tgt = lp->dev_map_idx - 1; 5192 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); 5193 } else if (lp->reserved == 0) { 5194 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); 5195 } 5196 break; 5197 case ISPASYNC_CHANGE_NOTIFY: 5198 { 5199 char *msg; 5200 int evt, nphdl, nlstate, reason; 5201 5202 va_start(ap, cmd); 5203 bus = va_arg(ap, int); 5204 evt = va_arg(ap, int); 5205 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) { 5206 nphdl = va_arg(ap, int); 5207 nlstate = va_arg(ap, int); 5208 reason = va_arg(ap, int); 5209 } else { 5210 nphdl = NIL_HANDLE; 5211 nlstate = reason = 0; 5212 } 5213 va_end(ap); 5214 fc = ISP_FC_PC(isp, bus); 5215 5216 if (evt == ISPASYNC_CHANGE_PDB) { 5217 msg = "Chan %d Port Database Changed"; 5218 } else if (evt == ISPASYNC_CHANGE_SNS) { 5219 msg = "Chan %d Name Server Database Changed"; 5220 } else { 5221 msg = "Chan %d Other Change Notify"; 5222 } 5223 5224 /* 5225 * If the loop down timer is running, cancel it. 5226 */ 5227 if (fc->ready && callout_active(&fc->ldt)) { 5228 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime); 5229 callout_stop(&fc->ldt); 5230 } 5231 isp_prt(isp, ISP_LOGINFO, msg, bus); 5232 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5233 isp_freeze_loopdown(isp, bus, msg); 5234 } 5235 wakeup(fc); 5236 break; 5237 } 5238 #ifdef ISP_TARGET_MODE 5239 case ISPASYNC_TARGET_NOTIFY: 5240 { 5241 isp_notify_t *notify; 5242 va_start(ap, cmd); 5243 notify = va_arg(ap, isp_notify_t *); 5244 va_end(ap); 5245 switch (notify->nt_ncode) { 5246 case NT_ABORT_TASK: 5247 case NT_ABORT_TASK_SET: 5248 case NT_CLEAR_ACA: 5249 case NT_CLEAR_TASK_SET: 5250 case NT_LUN_RESET: 5251 case NT_TARGET_RESET: 5252 /* 5253 * These are task management functions. 5254 */ 5255 isp_handle_platform_target_tmf(isp, notify); 5256 break; 5257 case NT_BUS_RESET: 5258 case NT_LIP_RESET: 5259 case NT_LINK_UP: 5260 case NT_LINK_DOWN: 5261 /* 5262 * No action need be taken here. 5263 */ 5264 break; 5265 case NT_HBA_RESET: 5266 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 5267 break; 5268 case NT_LOGOUT: 5269 /* 5270 * This is device arrival/departure notification 5271 */ 5272 isp_handle_platform_target_notify_ack(isp, notify); 5273 break; 5274 case NT_ARRIVED: 5275 { 5276 struct ac_contract ac; 5277 struct ac_device_changed *fc; 5278 5279 ac.contract_number = AC_CONTRACT_DEV_CHG; 5280 fc = (struct ac_device_changed *) ac.contract_data; 5281 fc->wwpn = notify->nt_wwn; 5282 fc->port = notify->nt_sid; 5283 fc->target = notify->nt_nphdl; 5284 fc->arrived = 1; 5285 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5286 break; 5287 } 5288 case NT_DEPARTED: 5289 { 5290 struct ac_contract ac; 5291 struct ac_device_changed *fc; 5292 5293 ac.contract_number = AC_CONTRACT_DEV_CHG; 5294 fc = (struct ac_device_changed *) ac.contract_data; 5295 fc->wwpn = notify->nt_wwn; 5296 fc->port = notify->nt_sid; 5297 fc->target = notify->nt_nphdl; 5298 fc->arrived = 0; 5299 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5300 break; 5301 } 5302 default: 5303 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 5304 isp_handle_platform_target_notify_ack(isp, notify); 5305 break; 5306 } 5307 break; 5308 } 5309 case ISPASYNC_TARGET_ACTION: 5310 { 5311 isphdr_t *hp; 5312 5313 va_start(ap, cmd); 5314 hp = va_arg(ap, isphdr_t *); 5315 va_end(ap); 5316 switch (hp->rqs_entry_type) { 5317 default: 5318 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 5319 break; 5320 case RQSTYPE_NOTIFY: 5321 if (IS_SCSI(isp)) { 5322 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp); 5323 } else if (IS_24XX(isp)) { 5324 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 5325 } else { 5326 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 5327 } 5328 break; 5329 case RQSTYPE_ATIO: 5330 if (IS_24XX(isp)) { 5331 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 5332 } else { 5333 isp_handle_platform_atio(isp, (at_entry_t *) hp); 5334 } 5335 break; 5336 case RQSTYPE_ATIO2: 5337 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 5338 break; 5339 case RQSTYPE_CTIO7: 5340 case RQSTYPE_CTIO3: 5341 case RQSTYPE_CTIO2: 5342 case RQSTYPE_CTIO: 5343 isp_handle_platform_ctio(isp, hp); 5344 break; 5345 case RQSTYPE_ABTS_RCVD: 5346 { 5347 abts_t *abts = (abts_t *)hp; 5348 isp_notify_t notify, *nt = ¬ify; 5349 tstate_t *tptr; 5350 fcportdb_t *lp; 5351 uint16_t chan; 5352 uint32_t sid, did; 5353 5354 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 5355 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 5356 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 5357 5358 nt->nt_hba = isp; 5359 nt->nt_did = did; 5360 nt->nt_nphdl = abts->abts_nphdl; 5361 nt->nt_sid = sid; 5362 isp_find_chan_by_did(isp, did, &chan); 5363 if (chan == ISP_NOCHAN) { 5364 nt->nt_tgt = TGT_ANY; 5365 } else { 5366 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 5367 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) { 5368 nt->nt_wwn = lp->port_wwn; 5369 } else { 5370 nt->nt_wwn = INI_ANY; 5371 } 5372 } 5373 /* 5374 * Try hard to find the lun for this command. 5375 */ 5376 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 5377 if (tptr) { 5378 nt->nt_lun = xpt_path_lun_id(tptr->owner); 5379 rls_lun_statep(isp, tptr); 5380 } else { 5381 nt->nt_lun = LUN_ANY; 5382 } 5383 nt->nt_need_ack = 1; 5384 nt->nt_tagval = abts->abts_rxid_task; 5385 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 5386 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 5387 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)", 5388 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 5389 } else { 5390 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)", 5391 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 5392 } 5393 nt->nt_channel = chan; 5394 nt->nt_ncode = NT_ABORT_TASK; 5395 nt->nt_lreserved = hp; 5396 isp_handle_platform_target_tmf(isp, nt); 5397 break; 5398 } 5399 case RQSTYPE_ENABLE_LUN: 5400 case RQSTYPE_MODIFY_LUN: 5401 isp_ledone(isp, (lun_entry_t *) hp); 5402 break; 5403 } 5404 break; 5405 } 5406 #endif 5407 case ISPASYNC_FW_CRASH: 5408 { 5409 uint16_t mbox1, mbox6; 5410 mbox1 = ISP_READ(isp, OUTMAILBOX1); 5411 if (IS_DUALBUS(isp)) { 5412 mbox6 = ISP_READ(isp, OUTMAILBOX6); 5413 } else { 5414 mbox6 = 0; 5415 } 5416 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 5417 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 5418 isp->isp_osinfo.mbox_sleep_ok = 0; 5419 isp_reinit(isp, 1); 5420 isp->isp_osinfo.mbox_sleep_ok = mbox1; 5421 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 5422 break; 5423 } 5424 default: 5425 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 5426 break; 5427 } 5428 } 5429 5430 5431 /* 5432 * Locks are held before coming here. 5433 */ 5434 void 5435 isp_uninit(ispsoftc_t *isp) 5436 { 5437 if (IS_24XX(isp)) { 5438 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 5439 } else { 5440 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 5441 } 5442 ISP_DISABLE_INTS(isp); 5443 } 5444 5445 /* 5446 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 5447 * up from our platform default (defww{p|n}n) and morph them based upon 5448 * channel. 5449 * 5450 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 5451 * based upon channel. 5452 */ 5453 5454 uint64_t 5455 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 5456 { 5457 uint64_t seed; 5458 struct isp_fc *fc = ISP_FC_PC(isp, chan); 5459 5460 /* 5461 * If we're asking for a active WWN, the default overrides get 5462 * returned, otherwise the NVRAM value is picked. 5463 * 5464 * If we're asking for a default WWN, we just pick the default override. 5465 */ 5466 if (isactive) { 5467 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5468 if (seed) { 5469 return (seed); 5470 } 5471 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 5472 if (seed) { 5473 return (seed); 5474 } 5475 return (0x400000007F000009ull); 5476 } else { 5477 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5478 } 5479 5480 5481 /* 5482 * For channel zero just return what we have. For either ACTIVE or 5483 * DEFAULT cases, we depend on default override of NVRAM values for 5484 * channel zero. 5485 */ 5486 if (chan == 0) { 5487 return (seed); 5488 } 5489 5490 /* 5491 * For other channels, we are doing one of three things: 5492 * 5493 * 1. If what we have now is non-zero, return it. Otherwise we morph 5494 * values from channel 0. 2. If we're here for a WWPN we synthesize 5495 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 5496 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 5497 */ 5498 5499 if (seed) { 5500 return (seed); 5501 } 5502 if (isactive) { 5503 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 5504 } else { 5505 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 5506 } 5507 5508 if (((seed >> 60) & 0xf) == 2) { 5509 /* 5510 * The type 2 NAA fields for QLogic cards appear be laid out 5511 * thusly: 5512 * 5513 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 5514 * port (1) or node (0) WWN distinguishor bit 48 5515 * physical port on dual-port chips (23XX/24XX) 5516 * 5517 * This is somewhat nutty, particularly since bit 48 is 5518 * irrelevant as they assign separate serial numbers to 5519 * different physical ports anyway. 5520 * 5521 * We'll stick our channel number plus one first into bits 5522 * 57..59 and thence into bits 52..55 which allows for 8 bits 5523 * of channel which is comfortably more than our maximum 5524 * (126) now. 5525 */ 5526 seed &= ~0x0FF0000000000000ULL; 5527 if (iswwnn == 0) { 5528 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 5529 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 5530 } 5531 } else { 5532 seed = 0; 5533 } 5534 return (seed); 5535 } 5536 5537 void 5538 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 5539 { 5540 int loc; 5541 char lbuf[128]; 5542 va_list ap; 5543 5544 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5545 return; 5546 } 5547 sprintf(lbuf, "%s: ", device_get_nameunit(isp->isp_dev)); 5548 loc = strlen(lbuf); 5549 va_start(ap, fmt); 5550 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 5551 va_end(ap); 5552 printf("%s\n", lbuf); 5553 } 5554 5555 void 5556 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 5557 { 5558 va_list ap; 5559 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5560 return; 5561 } 5562 xpt_print_path(xs->ccb_h.path); 5563 va_start(ap, fmt); 5564 vprintf(fmt, ap); 5565 va_end(ap); 5566 printf("\n"); 5567 } 5568 5569 uint64_t 5570 isp_nanotime_sub(struct timespec *b, struct timespec *a) 5571 { 5572 uint64_t elapsed; 5573 struct timespec x = *b; 5574 timespecsub(&x, a); 5575 elapsed = GET_NANOSEC(&x); 5576 if (elapsed == 0) 5577 elapsed++; 5578 return (elapsed); 5579 } 5580 5581 int 5582 isp_mbox_acquire(ispsoftc_t *isp) 5583 { 5584 if (isp->isp_osinfo.mboxbsy) { 5585 return (1); 5586 } else { 5587 isp->isp_osinfo.mboxcmd_done = 0; 5588 isp->isp_osinfo.mboxbsy = 1; 5589 return (0); 5590 } 5591 } 5592 5593 void 5594 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 5595 { 5596 unsigned int usecs = mbp->timeout; 5597 unsigned int max, olim, ilim; 5598 5599 if (usecs == 0) { 5600 usecs = MBCMD_DEFAULT_TIMEOUT; 5601 } 5602 max = isp->isp_mbxwrk0 + 1; 5603 5604 if (isp->isp_osinfo.mbox_sleep_ok) { 5605 unsigned int ms = (usecs + 999) / 1000; 5606 5607 isp->isp_osinfo.mbox_sleep_ok = 0; 5608 isp->isp_osinfo.mbox_sleeping = 1; 5609 for (olim = 0; olim < max; olim++) { 5610 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 5611 if (isp->isp_osinfo.mboxcmd_done) { 5612 break; 5613 } 5614 } 5615 isp->isp_osinfo.mbox_sleep_ok = 1; 5616 isp->isp_osinfo.mbox_sleeping = 0; 5617 } else { 5618 for (olim = 0; olim < max; olim++) { 5619 for (ilim = 0; ilim < usecs; ilim += 100) { 5620 uint32_t isr; 5621 uint16_t sema, mbox; 5622 if (isp->isp_osinfo.mboxcmd_done) { 5623 break; 5624 } 5625 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 5626 isp_intr(isp, isr, sema, mbox); 5627 if (isp->isp_osinfo.mboxcmd_done) { 5628 break; 5629 } 5630 } 5631 ISP_DELAY(100); 5632 } 5633 if (isp->isp_osinfo.mboxcmd_done) { 5634 break; 5635 } 5636 } 5637 } 5638 if (isp->isp_osinfo.mboxcmd_done == 0) { 5639 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 5640 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 5641 mbp->param[0] = MBOX_TIMEOUT; 5642 isp->isp_osinfo.mboxcmd_done = 1; 5643 } 5644 } 5645 5646 void 5647 isp_mbox_notify_done(ispsoftc_t *isp) 5648 { 5649 if (isp->isp_osinfo.mbox_sleeping) { 5650 wakeup(&isp->isp_mbxworkp); 5651 } 5652 isp->isp_osinfo.mboxcmd_done = 1; 5653 } 5654 5655 void 5656 isp_mbox_release(ispsoftc_t *isp) 5657 { 5658 isp->isp_osinfo.mboxbsy = 0; 5659 } 5660 5661 int 5662 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 5663 { 5664 int ret = 0; 5665 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 5666 ret = -1; 5667 } else { 5668 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 5669 } 5670 return (ret); 5671 } 5672 5673 int 5674 isp_mstohz(int ms) 5675 { 5676 int hz; 5677 struct timeval t; 5678 t.tv_sec = ms / 1000; 5679 t.tv_usec = (ms % 1000) * 1000; 5680 hz = tvtohz(&t); 5681 if (hz < 0) { 5682 hz = 0x7fffffff; 5683 } 5684 if (hz == 0) { 5685 hz = 1; 5686 } 5687 return (hz); 5688 } 5689 5690 void 5691 isp_platform_intr(void *arg) 5692 { 5693 ispsoftc_t *isp = arg; 5694 uint32_t isr; 5695 uint16_t sema, mbox; 5696 5697 ISP_LOCK(isp); 5698 isp->isp_intcnt++; 5699 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) { 5700 isp->isp_intbogus++; 5701 } else { 5702 isp_intr(isp, isr, sema, mbox); 5703 } 5704 ISP_UNLOCK(isp); 5705 } 5706 5707 void 5708 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 5709 { 5710 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 5711 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 5712 } else { 5713 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 5714 } 5715 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 5716 } 5717 5718 void 5719 isp_timer(void *arg) 5720 { 5721 ispsoftc_t *isp = arg; 5722 #ifdef ISP_TARGET_MODE 5723 isp_tmcmd_restart(isp); 5724 #endif 5725 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 5726 } 5727