1 /*- 2 * Copyright (c) 1997-2009 by Matthew Jacob 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice immediately at the beginning of the file, without modification, 10 * this list of conditions, and the following disclaimer. 11 * 2. The name of the author may not be used to endorse or promote products 12 * derived from this software without specific prior written permission. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 29 */ 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 #include <dev/isp/isp_freebsd.h> 33 #include <sys/unistd.h> 34 #include <sys/kthread.h> 35 #include <sys/conf.h> 36 #include <sys/module.h> 37 #include <sys/ioccom.h> 38 #include <dev/isp/isp_ioctl.h> 39 #include <sys/devicestat.h> 40 #include <cam/cam_periph.h> 41 #include <cam/cam_xpt_periph.h> 42 43 #if __FreeBSD_version < 800002 44 #define THREAD_CREATE kthread_create 45 #else 46 #define THREAD_CREATE kproc_create 47 #endif 48 49 MODULE_VERSION(isp, 1); 50 MODULE_DEPEND(isp, cam, 1, 1, 1); 51 int isp_announced = 0; 52 int isp_fabric_hysteresis = 5; 53 int isp_loop_down_limit = 60; /* default loop down limit */ 54 int isp_change_is_bad = 0; /* "changed" devices are bad */ 55 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 56 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 57 int isp_autoconfig = 1; /* automatically attach/detach devices */ 58 static const char *roles[4] = { 59 "(none)", "Target", "Initiator", "Target/Initiator" 60 }; 61 static const char prom3[] = "Chan %d PortID 0x%06x Departed from Target %u because of %s"; 62 static const char rqo[] = "%s: Request Queue Overflow\n"; 63 64 static void isp_freeze_loopdown(ispsoftc_t *, int, char *); 65 static d_ioctl_t ispioctl; 66 static void isp_intr_enable(void *); 67 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 68 static void isp_poll(struct cam_sim *); 69 static timeout_t isp_watchdog; 70 static timeout_t isp_gdt; 71 static task_fn_t isp_gdt_task; 72 static timeout_t isp_ldt; 73 static task_fn_t isp_ldt_task; 74 static void isp_kthread(void *); 75 static void isp_action(struct cam_sim *, union ccb *); 76 #ifdef ISP_INTERNAL_TARGET 77 static void isp_target_thread_pi(void *); 78 static void isp_target_thread_fc(void *); 79 #endif 80 static void isp_timer(void *); 81 82 static struct cdevsw isp_cdevsw = { 83 .d_version = D_VERSION, 84 .d_ioctl = ispioctl, 85 .d_name = "isp", 86 }; 87 88 static int 89 isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 90 { 91 struct ccb_setasync csa; 92 struct cam_sim *sim; 93 struct cam_path *path; 94 95 /* 96 * Construct our SIM entry. 97 */ 98 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, device_get_unit(isp->isp_dev), &isp->isp_osinfo.lock, isp->isp_maxcmds, isp->isp_maxcmds, devq); 99 100 if (sim == NULL) { 101 return (ENOMEM); 102 } 103 104 ISP_LOCK(isp); 105 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) { 106 ISP_UNLOCK(isp); 107 cam_sim_free(sim, FALSE); 108 return (EIO); 109 } 110 ISP_UNLOCK(isp); 111 if (xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 112 ISP_LOCK(isp); 113 xpt_bus_deregister(cam_sim_path(sim)); 114 ISP_UNLOCK(isp); 115 cam_sim_free(sim, FALSE); 116 return (ENXIO); 117 } 118 xpt_setup_ccb(&csa.ccb_h, path, 5); 119 csa.ccb_h.func_code = XPT_SASYNC_CB; 120 csa.event_enable = AC_LOST_DEVICE; 121 csa.callback = isp_cam_async; 122 csa.callback_arg = sim; 123 xpt_action((union ccb *)&csa); 124 125 if (IS_SCSI(isp)) { 126 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 127 spi->sim = sim; 128 spi->path = path; 129 #ifdef ISP_INTERNAL_TARGET 130 ISP_SET_PC(isp, chan, proc_active, 1); 131 if (THREAD_CREATE(isp_target_thread_pi, spi, &spi->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 132 ISP_SET_PC(isp, chan, proc_active, 0); 133 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 134 } 135 #endif 136 } else { 137 fcparam *fcp = FCPARAM(isp, chan); 138 struct isp_fc *fc = ISP_FC_PC(isp, chan); 139 140 ISP_LOCK(isp); 141 fc->sim = sim; 142 fc->path = path; 143 fc->isp = isp; 144 fc->ready = 1; 145 146 callout_init_mtx(&fc->ldt, &isp->isp_osinfo.lock, 0); 147 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 148 TASK_INIT(&fc->ltask, 1, isp_ldt_task, fc); 149 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 150 151 /* 152 * We start by being "loop down" if we have an initiator role 153 */ 154 if (fcp->role & ISP_ROLE_INITIATOR) { 155 isp_freeze_loopdown(isp, chan, "isp_attach"); 156 callout_reset(&fc->ldt, isp_quickboot_time * hz, isp_ldt, fc); 157 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Initial Loop Down Timer @ %lu", (unsigned long) time_uptime); 158 } 159 ISP_UNLOCK(isp); 160 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 161 xpt_free_path(fc->path); 162 ISP_LOCK(isp); 163 if (callout_active(&fc->ldt)) { 164 callout_stop(&fc->ldt); 165 } 166 xpt_bus_deregister(cam_sim_path(fc->sim)); 167 ISP_UNLOCK(isp); 168 cam_sim_free(fc->sim, FALSE); 169 return (ENOMEM); 170 } 171 #ifdef ISP_INTERNAL_TARGET 172 ISP_SET_PC(isp, chan, proc_active, 1); 173 if (THREAD_CREATE(isp_target_thread_fc, fc, &fc->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 174 ISP_SET_PC(isp, chan, proc_active, 0); 175 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 176 } 177 #endif 178 if (chan == 0) { 179 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); 180 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 181 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwnn", CTLFLAG_RD, &FCPARAM(isp, 0)->isp_wwnn, "World Wide Node Name"); 182 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwpn", CTLFLAG_RD, &FCPARAM(isp, 0)->isp_wwpn, "World Wide Port Name"); 183 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "loop_down_limit", CTLFLAG_RW, &ISP_FC_PC(isp, 0)->loop_down_limit, 0, "Loop Down Limit"); 184 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "gone_device_time", CTLFLAG_RW, &ISP_FC_PC(isp, 0)->gone_device_time, 0, "Gone Device Time"); 185 } 186 } 187 return (0); 188 } 189 190 int 191 isp_attach(ispsoftc_t *isp) 192 { 193 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 194 int du = device_get_unit(isp->isp_dev); 195 int chan; 196 197 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 198 isp->isp_osinfo.ehook.ich_arg = isp; 199 /* 200 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 201 * will be called right awawy, which will clear isp_osinfo.ehook_active, 202 * which would be unwise to then set again later. 203 */ 204 isp->isp_osinfo.ehook_active = 1; 205 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 206 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 207 return (-EIO); 208 } 209 210 /* 211 * Create the device queue for our SIM(s). 212 */ 213 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 214 if (isp->isp_osinfo.devq == NULL) { 215 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 216 return (EIO); 217 } 218 219 for (chan = 0; chan < isp->isp_nchan; chan++) { 220 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 221 goto unwind; 222 } 223 } 224 225 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 226 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 227 isp->isp_osinfo.timer_active = 1; 228 229 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 230 if (isp->isp_osinfo.cdev) { 231 isp->isp_osinfo.cdev->si_drv1 = isp; 232 } 233 return (0); 234 235 unwind: 236 while (--chan >= 0) { 237 struct cam_sim *sim; 238 struct cam_path *path; 239 if (IS_FC(isp)) { 240 sim = ISP_FC_PC(isp, chan)->sim; 241 path = ISP_FC_PC(isp, chan)->path; 242 } else { 243 sim = ISP_SPI_PC(isp, chan)->sim; 244 path = ISP_SPI_PC(isp, chan)->path; 245 } 246 xpt_free_path(path); 247 ISP_LOCK(isp); 248 xpt_bus_deregister(cam_sim_path(sim)); 249 ISP_UNLOCK(isp); 250 cam_sim_free(sim, FALSE); 251 } 252 if (isp->isp_osinfo.ehook_active) { 253 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 254 isp->isp_osinfo.ehook_active = 0; 255 } 256 if (isp->isp_osinfo.cdev) { 257 destroy_dev(isp->isp_osinfo.cdev); 258 isp->isp_osinfo.cdev = NULL; 259 } 260 cam_simq_free(isp->isp_osinfo.devq); 261 isp->isp_osinfo.devq = NULL; 262 return (-1); 263 } 264 265 int 266 isp_detach(ispsoftc_t *isp) 267 { 268 struct cam_sim *sim; 269 struct cam_path *path; 270 struct ccb_setasync csa; 271 int chan; 272 273 ISP_LOCK(isp); 274 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 275 if (IS_FC(isp)) { 276 sim = ISP_FC_PC(isp, chan)->sim; 277 path = ISP_FC_PC(isp, chan)->path; 278 } else { 279 sim = ISP_SPI_PC(isp, chan)->sim; 280 path = ISP_SPI_PC(isp, chan)->path; 281 } 282 if (sim->refcount > 2) { 283 ISP_UNLOCK(isp); 284 return (EBUSY); 285 } 286 } 287 if (isp->isp_osinfo.timer_active) { 288 callout_stop(&isp->isp_osinfo.tmo); 289 isp->isp_osinfo.timer_active = 0; 290 } 291 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 292 if (IS_FC(isp)) { 293 sim = ISP_FC_PC(isp, chan)->sim; 294 path = ISP_FC_PC(isp, chan)->path; 295 } else { 296 sim = ISP_SPI_PC(isp, chan)->sim; 297 path = ISP_SPI_PC(isp, chan)->path; 298 } 299 xpt_setup_ccb(&csa.ccb_h, path, 5); 300 csa.ccb_h.func_code = XPT_SASYNC_CB; 301 csa.event_enable = 0; 302 csa.callback = isp_cam_async; 303 csa.callback_arg = sim; 304 xpt_action((union ccb *)&csa); 305 xpt_free_path(path); 306 xpt_bus_deregister(cam_sim_path(sim)); 307 cam_sim_free(sim, FALSE); 308 } 309 ISP_UNLOCK(isp); 310 if (isp->isp_osinfo.cdev) { 311 destroy_dev(isp->isp_osinfo.cdev); 312 isp->isp_osinfo.cdev = NULL; 313 } 314 if (isp->isp_osinfo.ehook_active) { 315 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 316 isp->isp_osinfo.ehook_active = 0; 317 } 318 if (isp->isp_osinfo.devq != NULL) { 319 cam_simq_free(isp->isp_osinfo.devq); 320 isp->isp_osinfo.devq = NULL; 321 } 322 return (0); 323 } 324 325 static void 326 isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg) 327 { 328 if (IS_FC(isp)) { 329 struct isp_fc *fc = ISP_FC_PC(isp, chan); 330 if (fc->simqfrozen == 0) { 331 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan); 332 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 333 xpt_freeze_simq(fc->sim, 1); 334 } else { 335 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan); 336 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 337 } 338 } 339 } 340 341 static void 342 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 343 { 344 if (IS_FC(isp)) { 345 struct isp_fc *fc = ISP_FC_PC(isp, chan); 346 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 347 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 348 if (wasfrozen && fc->simqfrozen == 0) { 349 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan); 350 xpt_release_simq(fc->sim, 1); 351 } 352 } 353 } 354 355 356 static int 357 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 358 { 359 ispsoftc_t *isp; 360 int nr, chan, retval = ENOTTY; 361 362 isp = dev->si_drv1; 363 364 switch (c) { 365 case ISP_SDBLEV: 366 { 367 int olddblev = isp->isp_dblev; 368 isp->isp_dblev = *(int *)addr; 369 *(int *)addr = olddblev; 370 retval = 0; 371 break; 372 } 373 case ISP_GETROLE: 374 chan = *(int *)addr; 375 if (chan < 0 || chan >= isp->isp_nchan) { 376 retval = -ENXIO; 377 break; 378 } 379 if (IS_FC(isp)) { 380 *(int *)addr = FCPARAM(isp, chan)->role; 381 } else { 382 *(int *)addr = SDPARAM(isp, chan)->role; 383 } 384 retval = 0; 385 break; 386 case ISP_SETROLE: 387 nr = *(int *)addr; 388 chan = nr >> 8; 389 if (chan < 0 || chan >= isp->isp_nchan) { 390 retval = -ENXIO; 391 break; 392 } 393 nr &= 0xff; 394 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 395 retval = EINVAL; 396 break; 397 } 398 if (IS_FC(isp)) { 399 /* 400 * We don't really support dual role at present on FC cards. 401 * 402 * We should, but a bunch of things are currently broken, 403 * so don't allow it. 404 */ 405 if (nr == ISP_ROLE_BOTH) { 406 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 407 retval = EINVAL; 408 break; 409 } 410 *(int *)addr = FCPARAM(isp, chan)->role; 411 #ifdef ISP_INTERNAL_TARGET 412 ISP_LOCK(isp); 413 retval = isp_fc_change_role(isp, chan, nr); 414 ISP_UNLOCK(isp); 415 #else 416 FCPARAM(isp, chan)->role = nr; 417 #endif 418 } else { 419 *(int *)addr = SDPARAM(isp, chan)->role; 420 SDPARAM(isp, chan)->role = nr; 421 } 422 retval = 0; 423 break; 424 425 case ISP_RESETHBA: 426 ISP_LOCK(isp); 427 #ifdef ISP_TARGET_MODE 428 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 429 #endif 430 isp_reinit(isp, 0); 431 ISP_UNLOCK(isp); 432 retval = 0; 433 break; 434 435 case ISP_RESCAN: 436 if (IS_FC(isp)) { 437 chan = *(int *)addr; 438 if (chan < 0 || chan >= isp->isp_nchan) { 439 retval = -ENXIO; 440 break; 441 } 442 ISP_LOCK(isp); 443 if (isp_fc_runstate(isp, chan, 5 * 1000000)) { 444 retval = EIO; 445 } else { 446 retval = 0; 447 } 448 ISP_UNLOCK(isp); 449 } 450 break; 451 452 case ISP_FC_LIP: 453 if (IS_FC(isp)) { 454 chan = *(int *)addr; 455 if (chan < 0 || chan >= isp->isp_nchan) { 456 retval = -ENXIO; 457 break; 458 } 459 ISP_LOCK(isp); 460 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 461 retval = EIO; 462 } else { 463 retval = 0; 464 } 465 ISP_UNLOCK(isp); 466 } 467 break; 468 case ISP_FC_GETDINFO: 469 { 470 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 471 fcportdb_t *lp; 472 473 if (IS_SCSI(isp)) { 474 break; 475 } 476 if (ifc->loopid >= MAX_FC_TARG) { 477 retval = EINVAL; 478 break; 479 } 480 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 481 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) { 482 ifc->role = lp->roles; 483 ifc->loopid = lp->handle; 484 ifc->portid = lp->portid; 485 ifc->node_wwn = lp->node_wwn; 486 ifc->port_wwn = lp->port_wwn; 487 retval = 0; 488 } else { 489 retval = ENODEV; 490 } 491 break; 492 } 493 case ISP_GET_STATS: 494 { 495 isp_stats_t *sp = (isp_stats_t *) addr; 496 497 ISP_MEMZERO(sp, sizeof (*sp)); 498 sp->isp_stat_version = ISP_STATS_VERSION; 499 sp->isp_type = isp->isp_type; 500 sp->isp_revision = isp->isp_revision; 501 ISP_LOCK(isp); 502 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 503 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 504 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 505 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 506 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 507 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 508 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 509 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 510 ISP_UNLOCK(isp); 511 retval = 0; 512 break; 513 } 514 case ISP_CLR_STATS: 515 ISP_LOCK(isp); 516 isp->isp_intcnt = 0; 517 isp->isp_intbogus = 0; 518 isp->isp_intmboxc = 0; 519 isp->isp_intoasync = 0; 520 isp->isp_rsltccmplt = 0; 521 isp->isp_fphccmplt = 0; 522 isp->isp_rscchiwater = 0; 523 isp->isp_fpcchiwater = 0; 524 ISP_UNLOCK(isp); 525 retval = 0; 526 break; 527 case ISP_FC_GETHINFO: 528 { 529 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 530 int chan = hba->fc_channel; 531 532 if (chan < 0 || chan >= isp->isp_nchan) { 533 retval = ENXIO; 534 break; 535 } 536 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 537 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 538 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 539 hba->fc_nchannels = isp->isp_nchan; 540 if (IS_FC(isp)) { 541 hba->fc_nports = MAX_FC_TARG; 542 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 543 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 544 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 545 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 546 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 547 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 548 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 549 } else { 550 hba->fc_nports = MAX_TARGETS; 551 hba->fc_speed = 0; 552 hba->fc_topology = 0; 553 hba->nvram_node_wwn = 0ull; 554 hba->nvram_port_wwn = 0ull; 555 hba->active_node_wwn = 0ull; 556 hba->active_port_wwn = 0ull; 557 } 558 retval = 0; 559 break; 560 } 561 case ISP_TSK_MGMT: 562 { 563 int needmarker; 564 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 565 uint16_t loopid; 566 mbreg_t mbs; 567 568 if (IS_SCSI(isp)) { 569 break; 570 } 571 572 chan = fct->chan; 573 if (chan < 0 || chan >= isp->isp_nchan) { 574 retval = -ENXIO; 575 break; 576 } 577 578 needmarker = retval = 0; 579 loopid = fct->loopid; 580 ISP_LOCK(isp); 581 if (IS_24XX(isp)) { 582 uint8_t local[QENTRY_LEN]; 583 isp24xx_tmf_t *tmf; 584 isp24xx_statusreq_t *sp; 585 fcparam *fcp = FCPARAM(isp, chan); 586 fcportdb_t *lp; 587 int i; 588 589 for (i = 0; i < MAX_FC_TARG; i++) { 590 lp = &fcp->portdb[i]; 591 if (lp->handle == loopid) { 592 break; 593 } 594 } 595 if (i == MAX_FC_TARG) { 596 retval = ENXIO; 597 ISP_UNLOCK(isp); 598 break; 599 } 600 /* XXX VALIDATE LP XXX */ 601 tmf = (isp24xx_tmf_t *) local; 602 ISP_MEMZERO(tmf, QENTRY_LEN); 603 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 604 tmf->tmf_header.rqs_entry_count = 1; 605 tmf->tmf_nphdl = lp->handle; 606 tmf->tmf_delay = 2; 607 tmf->tmf_timeout = 2; 608 tmf->tmf_tidlo = lp->portid; 609 tmf->tmf_tidhi = lp->portid >> 16; 610 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan); 611 tmf->tmf_lun[1] = fct->lun & 0xff; 612 if (fct->lun >= 256) { 613 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8); 614 } 615 switch (fct->action) { 616 case IPT_CLEAR_ACA: 617 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA; 618 break; 619 case IPT_TARGET_RESET: 620 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET; 621 needmarker = 1; 622 break; 623 case IPT_LUN_RESET: 624 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET; 625 needmarker = 1; 626 break; 627 case IPT_CLEAR_TASK_SET: 628 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 629 needmarker = 1; 630 break; 631 case IPT_ABORT_TASK_SET: 632 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 633 needmarker = 1; 634 break; 635 default: 636 retval = EINVAL; 637 break; 638 } 639 if (retval) { 640 ISP_UNLOCK(isp); 641 break; 642 } 643 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000); 644 mbs.param[1] = QENTRY_LEN; 645 mbs.param[2] = DMA_WD1(fcp->isp_scdma); 646 mbs.param[3] = DMA_WD0(fcp->isp_scdma); 647 mbs.param[6] = DMA_WD3(fcp->isp_scdma); 648 mbs.param[7] = DMA_WD2(fcp->isp_scdma); 649 650 if (FC_SCRATCH_ACQUIRE(isp, chan)) { 651 ISP_UNLOCK(isp); 652 retval = ENOMEM; 653 break; 654 } 655 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch); 656 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN, chan); 657 sp = (isp24xx_statusreq_t *) local; 658 sp->req_completion_status = 1; 659 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 660 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan); 661 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp); 662 FC_SCRATCH_RELEASE(isp, chan); 663 if (retval || sp->req_completion_status != 0) { 664 FC_SCRATCH_RELEASE(isp, chan); 665 retval = EIO; 666 } 667 if (retval == 0) { 668 if (needmarker) { 669 fcp->sendmarker = 1; 670 } 671 } 672 } else { 673 MBSINIT(&mbs, 0, MBLOGALL, 0); 674 if (ISP_CAP_2KLOGIN(isp) == 0) { 675 loopid <<= 8; 676 } 677 switch (fct->action) { 678 case IPT_CLEAR_ACA: 679 mbs.param[0] = MBOX_CLEAR_ACA; 680 mbs.param[1] = loopid; 681 mbs.param[2] = fct->lun; 682 break; 683 case IPT_TARGET_RESET: 684 mbs.param[0] = MBOX_TARGET_RESET; 685 mbs.param[1] = loopid; 686 needmarker = 1; 687 break; 688 case IPT_LUN_RESET: 689 mbs.param[0] = MBOX_LUN_RESET; 690 mbs.param[1] = loopid; 691 mbs.param[2] = fct->lun; 692 needmarker = 1; 693 break; 694 case IPT_CLEAR_TASK_SET: 695 mbs.param[0] = MBOX_CLEAR_TASK_SET; 696 mbs.param[1] = loopid; 697 mbs.param[2] = fct->lun; 698 needmarker = 1; 699 break; 700 case IPT_ABORT_TASK_SET: 701 mbs.param[0] = MBOX_ABORT_TASK_SET; 702 mbs.param[1] = loopid; 703 mbs.param[2] = fct->lun; 704 needmarker = 1; 705 break; 706 default: 707 retval = EINVAL; 708 break; 709 } 710 if (retval == 0) { 711 if (needmarker) { 712 FCPARAM(isp, chan)->sendmarker = 1; 713 } 714 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 715 if (retval) { 716 retval = EIO; 717 } 718 } 719 } 720 ISP_UNLOCK(isp); 721 break; 722 } 723 default: 724 break; 725 } 726 return (retval); 727 } 728 729 static void 730 isp_intr_enable(void *arg) 731 { 732 int chan; 733 ispsoftc_t *isp = arg; 734 ISP_LOCK(isp); 735 for (chan = 0; chan < isp->isp_nchan; chan++) { 736 if (IS_FC(isp)) { 737 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 738 ISP_ENABLE_INTS(isp); 739 break; 740 } 741 } else { 742 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) { 743 ISP_ENABLE_INTS(isp); 744 break; 745 } 746 } 747 } 748 isp->isp_osinfo.ehook_active = 0; 749 ISP_UNLOCK(isp); 750 /* Release our hook so that the boot can continue. */ 751 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 752 } 753 754 /* 755 * Local Inlines 756 */ 757 758 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 759 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 760 761 static ISP_INLINE int 762 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 763 { 764 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 765 if (ISP_PCMD(ccb) == NULL) { 766 return (-1); 767 } 768 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 769 return (0); 770 } 771 772 static ISP_INLINE void 773 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 774 { 775 ((struct isp_pcmd *)ISP_PCMD(ccb))->next = isp->isp_osinfo.pcmd_free; 776 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 777 ISP_PCMD(ccb) = NULL; 778 } 779 /* 780 * Put the target mode functions here, because some are inlines 781 */ 782 783 #ifdef ISP_TARGET_MODE 784 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 785 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 786 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 787 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 788 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 789 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 790 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 791 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 792 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 793 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 794 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 795 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 796 static void isp_enable_lun(ispsoftc_t *, union ccb *); 797 static void isp_enable_deferred_luns(ispsoftc_t *, int); 798 static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t); 799 static void isp_disable_lun(ispsoftc_t *, union ccb *); 800 static int isp_enable_target_mode(ispsoftc_t *, int); 801 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 802 static timeout_t isp_refire_putback_atio; 803 static void isp_complete_ctio(union ccb *); 804 static void isp_target_putback_atio(union ccb *); 805 static void isp_target_start_ctio(ispsoftc_t *, union ccb *); 806 static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 807 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 808 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 809 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 810 static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 811 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 812 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 813 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 814 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 815 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 816 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 817 818 static ISP_INLINE int 819 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 820 { 821 tstate_t *tptr; 822 struct tslist *lhp; 823 824 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 825 SLIST_FOREACH(tptr, lhp, next) { 826 if (xpt_path_lun_id(tptr->owner) == lun) { 827 return (1); 828 } 829 } 830 return (0); 831 } 832 833 static void 834 dump_tstates(ispsoftc_t *isp, int bus) 835 { 836 int i, j; 837 struct tslist *lhp; 838 tstate_t *tptr = NULL; 839 840 if (bus >= isp->isp_nchan) { 841 return; 842 } 843 for (i = 0; i < LUN_HASH_SIZE; i++) { 844 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 845 j = 0; 846 SLIST_FOREACH(tptr, lhp, next) { 847 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 848 j++; 849 } 850 } 851 } 852 853 static ISP_INLINE tstate_t * 854 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 855 { 856 tstate_t *tptr = NULL; 857 struct tslist *lhp; 858 int i; 859 860 if (bus < isp->isp_nchan) { 861 for (i = 0; i < LUN_HASH_SIZE; i++) { 862 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 863 SLIST_FOREACH(tptr, lhp, next) { 864 if (xpt_path_lun_id(tptr->owner) == lun) { 865 tptr->hold++; 866 return (tptr); 867 } 868 } 869 } 870 } 871 return (NULL); 872 } 873 874 static ISP_INLINE tstate_t * 875 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 876 { 877 tstate_t *tptr = NULL; 878 atio_private_data_t *atp; 879 struct tslist *lhp; 880 int i; 881 882 if (bus < isp->isp_nchan && tagval != 0) { 883 for (i = 0; i < LUN_HASH_SIZE; i++) { 884 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 885 SLIST_FOREACH(tptr, lhp, next) { 886 atp = isp_get_atpd(isp, tptr, tagval); 887 if (atp && atp->tag == tagval) { 888 tptr->hold++; 889 return (tptr); 890 } 891 } 892 } 893 } 894 return (NULL); 895 } 896 897 static ISP_INLINE inot_private_data_t * 898 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 899 { 900 inot_private_data_t *ntp; 901 tstate_t *tptr; 902 struct tslist *lhp; 903 int bus, i; 904 905 for (bus = 0; bus < isp->isp_nchan; bus++) { 906 for (i = 0; i < LUN_HASH_SIZE; i++) { 907 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 908 SLIST_FOREACH(tptr, lhp, next) { 909 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 910 if (ntp) { 911 *rslt = tptr; 912 tptr->hold++; 913 return (ntp); 914 } 915 } 916 } 917 } 918 return (NULL); 919 } 920 static ISP_INLINE void 921 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 922 { 923 KASSERT((tptr->hold), ("tptr not held")); 924 tptr->hold--; 925 } 926 927 static void 928 isp_tmcmd_restart(ispsoftc_t *isp) 929 { 930 inot_private_data_t *ntp; 931 tstate_t *tptr; 932 struct tslist *lhp; 933 int bus, i; 934 935 for (bus = 0; bus < isp->isp_nchan; bus++) { 936 for (i = 0; i < LUN_HASH_SIZE; i++) { 937 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 938 SLIST_FOREACH(tptr, lhp, next) { 939 inot_private_data_t *restart_queue = tptr->restart_queue; 940 tptr->restart_queue = NULL; 941 while (restart_queue) { 942 ntp = restart_queue; 943 restart_queue = ntp->rd.nt.nt_hba; 944 if (IS_24XX(isp)) { 945 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 946 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 947 } else { 948 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 949 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 950 } 951 isp_put_ntpd(isp, tptr, ntp); 952 if (tptr->restart_queue && restart_queue != NULL) { 953 ntp = tptr->restart_queue; 954 tptr->restart_queue = restart_queue; 955 while (restart_queue->rd.nt.nt_hba) { 956 restart_queue = restart_queue->rd.nt.nt_hba; 957 } 958 restart_queue->rd.nt.nt_hba = ntp; 959 break; 960 } 961 } 962 } 963 } 964 } 965 } 966 967 static ISP_INLINE atio_private_data_t * 968 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 969 { 970 atio_private_data_t *atp; 971 972 if (tag == 0) { 973 atp = tptr->atfree; 974 if (atp) { 975 tptr->atfree = atp->next; 976 } 977 return (atp); 978 } 979 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 980 if (atp->tag == tag) { 981 return (atp); 982 } 983 } 984 return (NULL); 985 } 986 987 static ISP_INLINE void 988 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 989 { 990 atp->tag = 0; 991 atp->dead = 0; 992 atp->next = tptr->atfree; 993 tptr->atfree = atp; 994 } 995 996 static void 997 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 998 { 999 atio_private_data_t *atp; 1000 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1001 1002 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1003 if (atp->tag == 0) { 1004 continue; 1005 } 1006 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", 1007 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]); 1008 } 1009 } 1010 1011 1012 static ISP_INLINE inot_private_data_t * 1013 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1014 { 1015 inot_private_data_t *ntp; 1016 ntp = tptr->ntfree; 1017 if (ntp) { 1018 tptr->ntfree = ntp->next; 1019 } 1020 return (ntp); 1021 } 1022 1023 static ISP_INLINE inot_private_data_t * 1024 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1025 { 1026 inot_private_data_t *ntp; 1027 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1028 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1029 return (ntp); 1030 } 1031 } 1032 return (NULL); 1033 } 1034 1035 static ISP_INLINE void 1036 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1037 { 1038 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1039 ntp->next = tptr->ntfree; 1040 tptr->ntfree = ntp; 1041 } 1042 1043 static cam_status 1044 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1045 { 1046 cam_status status; 1047 lun_id_t lun; 1048 struct tslist *lhp; 1049 tstate_t *tptr; 1050 int i; 1051 1052 lun = xpt_path_lun_id(path); 1053 if (lun != CAM_LUN_WILDCARD) { 1054 if (lun >= ISP_MAX_LUNS(isp)) { 1055 return (CAM_LUN_INVALID); 1056 } 1057 } 1058 if (is_lun_enabled(isp, bus, lun)) { 1059 return (CAM_LUN_ALRDY_ENA); 1060 } 1061 tptr = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1062 if (tptr == NULL) { 1063 return (CAM_RESRC_UNAVAIL); 1064 } 1065 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1066 if (status != CAM_REQ_CMP) { 1067 free(tptr, M_DEVBUF); 1068 return (status); 1069 } 1070 SLIST_INIT(&tptr->atios); 1071 SLIST_INIT(&tptr->inots); 1072 for (i = 0; i < ATPDPSIZE-1; i++) { 1073 tptr->atpool[i].next = &tptr->atpool[i+1]; 1074 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1075 } 1076 tptr->atfree = tptr->atpool; 1077 tptr->ntfree = tptr->ntpool; 1078 tptr->hold = 1; 1079 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1080 SLIST_INSERT_HEAD(lhp, tptr, next); 1081 *rslt = tptr; 1082 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1083 return (CAM_REQ_CMP); 1084 } 1085 1086 static ISP_INLINE void 1087 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1088 { 1089 struct tslist *lhp; 1090 KASSERT((tptr->hold != 0), ("tptr is not held")); 1091 KASSERT((tptr->hold == 1), ("tptr still held (%d)", tptr->hold)); 1092 ISP_GET_PC_ADDR(isp, cam_sim_bus(xpt_path_sim(tptr->owner)), lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1093 SLIST_REMOVE(lhp, tptr, tstate, next); 1094 xpt_free_path(tptr->owner); 1095 free(tptr, M_DEVBUF); 1096 } 1097 1098 /* 1099 * Enable a lun. 1100 */ 1101 static void 1102 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1103 { 1104 tstate_t *tptr = NULL; 1105 int bus, tm_enabled, target_role; 1106 target_id_t target; 1107 lun_id_t lun; 1108 1109 /* 1110 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun 1111 */ 1112 bus = XS_CHANNEL(ccb); 1113 target = ccb->ccb_h.target_id; 1114 lun = ccb->ccb_h.target_lun; 1115 if (target != CAM_TARGET_WILDCARD && target != 0) { 1116 ccb->ccb_h.status = CAM_TID_INVALID; 1117 xpt_done(ccb); 1118 return; 1119 } 1120 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1121 ccb->ccb_h.status = CAM_LUN_INVALID; 1122 xpt_done(ccb); 1123 return; 1124 } 1125 1126 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1127 ccb->ccb_h.status = CAM_LUN_INVALID; 1128 xpt_done(ccb); 1129 return; 1130 } 1131 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1132 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1133 } 1134 1135 /* 1136 * Wait until we're not busy with the lun enables subsystem 1137 */ 1138 while (isp->isp_osinfo.tmbusy) { 1139 isp->isp_osinfo.tmwanted = 1; 1140 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_enable_lun", 0); 1141 } 1142 isp->isp_osinfo.tmbusy = 1; 1143 1144 /* 1145 * This is as a good a place as any to check f/w capabilities. 1146 */ 1147 1148 if (IS_FC(isp)) { 1149 if (ISP_CAP_TMODE(isp) == 0) { 1150 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n"); 1151 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1152 goto done; 1153 } 1154 /* 1155 * We *could* handle non-SCCLUN f/w, but we'd have to 1156 * dork with our already fragile enable/disable code. 1157 */ 1158 if (ISP_CAP_SCCFW(isp) == 0) { 1159 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n"); 1160 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1161 goto done; 1162 } 1163 1164 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1165 1166 } else { 1167 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1168 } 1169 1170 /* 1171 * Create the state pointer. 1172 * It should not already exist. 1173 */ 1174 tptr = get_lun_statep(isp, bus, lun); 1175 if (tptr) { 1176 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1177 goto done; 1178 } 1179 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1180 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1181 goto done; 1182 } 1183 1184 /* 1185 * We have a tricky maneuver to perform here. 1186 * 1187 * If target mode isn't already enabled here, 1188 * *and* our current role includes target mode, 1189 * we enable target mode here. 1190 * 1191 */ 1192 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1193 if (tm_enabled == 0 && target_role != 0) { 1194 if (isp_enable_target_mode(isp, bus)) { 1195 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1196 destroy_lun_state(isp, tptr); 1197 tptr = NULL; 1198 goto done; 1199 } 1200 tm_enabled = 1; 1201 } 1202 1203 /* 1204 * Now check to see whether this bus is in target mode already. 1205 * 1206 * If not, a later role change into target mode will finish the job. 1207 */ 1208 if (tm_enabled == 0) { 1209 ISP_SET_PC(isp, bus, tm_enable_defer, 1); 1210 ccb->ccb_h.status = CAM_REQ_CMP; 1211 xpt_print(ccb->ccb_h.path, "Target Mode Not Enabled Yet- Lun Enables Deferred\n"); 1212 goto done; 1213 } 1214 1215 /* 1216 * Enable the lun. 1217 */ 1218 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun); 1219 1220 done: 1221 if (ccb->ccb_h.status != CAM_REQ_CMP && tptr) { 1222 destroy_lun_state(isp, tptr); 1223 tptr = NULL; 1224 } 1225 if (tptr) { 1226 rls_lun_statep(isp, tptr); 1227 } 1228 isp->isp_osinfo.tmbusy = 0; 1229 if (isp->isp_osinfo.tmwanted) { 1230 isp->isp_osinfo.tmwanted = 0; 1231 wakeup(isp); 1232 } 1233 xpt_done(ccb); 1234 } 1235 1236 static void 1237 isp_enable_deferred_luns(ispsoftc_t *isp, int bus) 1238 { 1239 /* 1240 * XXX: not entirely implemented yet 1241 */ 1242 (void) isp_enable_deferred(isp, bus, 0); 1243 } 1244 1245 static uint32_t 1246 isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun) 1247 { 1248 cam_status status; 1249 1250 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %u", __func__, bus, lun); 1251 if (IS_24XX(isp) || (IS_FC(isp) && ISP_FC_PC(isp, bus)->tm_luns_enabled)) { 1252 status = CAM_REQ_CMP; 1253 } else { 1254 int cmd_cnt, not_cnt; 1255 1256 if (IS_23XX(isp)) { 1257 cmd_cnt = DFLT_CMND_CNT; 1258 not_cnt = DFLT_INOT_CNT; 1259 } else { 1260 cmd_cnt = 64; 1261 not_cnt = 8; 1262 } 1263 status = CAM_REQ_INPROG; 1264 isp->isp_osinfo.rptr = &status; 1265 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, DFLT_CMND_CNT, DFLT_INOT_CNT)) { 1266 status = CAM_RESRC_UNAVAIL; 1267 } else { 1268 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0); 1269 } 1270 isp->isp_osinfo.rptr = NULL; 1271 } 1272 1273 if (status == CAM_REQ_CMP) { 1274 ISP_SET_PC(isp, bus, tm_luns_enabled, 1); 1275 isp_prt(isp, ISP_LOGTINFO, "bus %d lun %u now enabled for target mode", bus, lun); 1276 } 1277 return (status); 1278 } 1279 1280 static void 1281 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1282 { 1283 tstate_t *tptr = NULL; 1284 int bus; 1285 cam_status status; 1286 target_id_t target; 1287 lun_id_t lun; 1288 1289 bus = XS_CHANNEL(ccb); 1290 target = ccb->ccb_h.target_id; 1291 lun = ccb->ccb_h.target_lun; 1292 if (target != CAM_TARGET_WILDCARD && target != 0) { 1293 ccb->ccb_h.status = CAM_TID_INVALID; 1294 xpt_done(ccb); 1295 return; 1296 } 1297 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1298 ccb->ccb_h.status = CAM_LUN_INVALID; 1299 xpt_done(ccb); 1300 return; 1301 } 1302 1303 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1304 ccb->ccb_h.status = CAM_LUN_INVALID; 1305 xpt_done(ccb); 1306 return; 1307 } 1308 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1309 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1310 } 1311 1312 /* 1313 * See if we're busy disabling a lun now. 1314 */ 1315 while (isp->isp_osinfo.tmbusy) { 1316 isp->isp_osinfo.tmwanted = 1; 1317 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_disable_lun", 0); 1318 } 1319 isp->isp_osinfo.tmbusy = 1; 1320 status = CAM_REQ_INPROG; 1321 1322 /* 1323 * Find the state pointer. 1324 */ 1325 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1326 status = CAM_PATH_INVALID; 1327 goto done; 1328 } 1329 1330 /* 1331 * If we're a 24XX card, we're done. 1332 */ 1333 if (IS_24XX(isp)) { 1334 status = CAM_REQ_CMP; 1335 goto done; 1336 } 1337 1338 /* 1339 * For SCC FW, we only deal with lun zero. 1340 */ 1341 if (IS_FC(isp)) { 1342 lun = 0; 1343 } 1344 1345 isp->isp_osinfo.rptr = &status; 1346 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) { 1347 status = CAM_RESRC_UNAVAIL; 1348 } else { 1349 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0); 1350 } 1351 done: 1352 ccb->ccb_h.status = status; 1353 if (status == CAM_REQ_CMP) { 1354 xpt_print(ccb->ccb_h.path, "now disabled for target mode\n"); 1355 } 1356 if (tptr) { 1357 destroy_lun_state(isp, tptr); 1358 } 1359 isp->isp_osinfo.rptr = NULL; 1360 isp->isp_osinfo.tmbusy = 0; 1361 if (isp->isp_osinfo.tmwanted) { 1362 isp->isp_osinfo.tmwanted = 0; 1363 wakeup(isp); 1364 } 1365 xpt_done(ccb); 1366 } 1367 1368 static int 1369 isp_enable_target_mode(ispsoftc_t *isp, int bus) 1370 { 1371 int ct; 1372 1373 ISP_GET_PC(isp, bus, tm_enabled, ct); 1374 if (ct != 0) { 1375 return (0); 1376 } 1377 1378 if (IS_SCSI(isp)) { 1379 mbreg_t mbs; 1380 1381 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1382 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 1383 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG; 1384 mbs.param[2] = bus << 7; 1385 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1386 isp_prt(isp, ISP_LOGERR, "Unable to add Target Role to Bus %d", bus); 1387 return (EIO); 1388 } 1389 SDPARAM(isp, bus)->role |= ISP_ROLE_TARGET; 1390 } 1391 ISP_SET_PC(isp, bus, tm_enabled, 1); 1392 isp_prt(isp, ISP_LOGINFO, "Target Role added to Bus %d", bus); 1393 return (0); 1394 } 1395 1396 #ifdef NEEDED 1397 static int 1398 isp_disable_target_mode(ispsoftc_t *isp, int bus) 1399 { 1400 int ct; 1401 1402 ISP_GET_PC(isp, bus, tm_enabled, ct); 1403 if (ct == 0) { 1404 return (0); 1405 } 1406 1407 if (IS_SCSI(isp)) { 1408 mbreg_t mbs; 1409 1410 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1411 mbs.param[2] = bus << 7; 1412 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1413 isp_prt(isp, ISP_LOGERR, "Unable to subtract Target Role to Bus %d", bus); 1414 return (EIO); 1415 } 1416 SDPARAM(isp, bus)->role &= ~ISP_ROLE_TARGET; 1417 } 1418 ISP_SET_PC(isp, bus, tm_enabled, 0); 1419 isp_prt(isp, ISP_LOGINFO, "Target Role subtracted from Bus %d", bus); 1420 return (0); 1421 } 1422 #endif 1423 1424 static void 1425 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1426 { 1427 uint32_t *rptr; 1428 1429 rptr = isp->isp_osinfo.rptr; 1430 if (lep->le_status != LUN_OK) { 1431 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status); 1432 if (rptr) { 1433 *rptr = CAM_REQ_CMP_ERR; 1434 wakeup_one(rptr); 1435 } 1436 } else { 1437 if (rptr) { 1438 *rptr = CAM_REQ_CMP; 1439 wakeup_one(rptr); 1440 } 1441 } 1442 } 1443 1444 static void 1445 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb) 1446 { 1447 void *qe; 1448 tstate_t *tptr; 1449 atio_private_data_t *atp; 1450 struct ccb_scsiio *cso = &ccb->csio; 1451 uint32_t dmaresult, handle; 1452 uint8_t local[QENTRY_LEN]; 1453 1454 /* 1455 * Do some sanity checks. 1456 */ 1457 if (cso->dxfer_len == 0) { 1458 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1459 xpt_print(ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1460 ccb->ccb_h.status = CAM_REQ_INVALID; 1461 xpt_done(ccb); 1462 return; 1463 } 1464 } 1465 1466 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1467 if (tptr == NULL) { 1468 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1469 if (tptr == NULL) { 1470 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find tstate pointer in %s\n", __func__, cso->tag_id); 1471 dump_tstates(isp, XS_CHANNEL(ccb)); 1472 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1473 xpt_done(ccb); 1474 return; 1475 } 1476 } 1477 1478 atp = isp_get_atpd(isp, tptr, cso->tag_id); 1479 if (atp == NULL) { 1480 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find private data adjunct\n", __func__, cso->tag_id); 1481 isp_dump_atpd(isp, tptr); 1482 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1483 xpt_done(ccb); 1484 return; 1485 } 1486 if (atp->dead) { 1487 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO for a dead command\n", __func__, cso->tag_id); 1488 ccb->ccb_h.status = CAM_REQ_ABORTED; 1489 xpt_done(ccb); 1490 return; 1491 } 1492 1493 /* 1494 * Check to make sure we're still in target mode. 1495 */ 1496 if ((FCPARAM(isp, XS_CHANNEL(ccb))->role & ISP_ROLE_TARGET) == 0) { 1497 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); 1498 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1499 xpt_done(ccb); 1500 return; 1501 } 1502 1503 /* 1504 * Get some resources 1505 */ 1506 if (isp_get_pcmd(isp, ccb)) { 1507 rls_lun_statep(isp, tptr); 1508 xpt_print(ccb->ccb_h.path, "out of PCMDs\n"); 1509 cam_freeze_devq(ccb->ccb_h.path); 1510 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1511 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1512 xpt_done(ccb); 1513 return; 1514 } 1515 qe = isp_getrqentry(isp); 1516 if (qe == NULL) { 1517 xpt_print(ccb->ccb_h.path, rqo, __func__); 1518 cam_freeze_devq(ccb->ccb_h.path); 1519 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1520 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1521 goto out; 1522 } 1523 memset(local, 0, QENTRY_LEN); 1524 1525 /* 1526 * We're either moving data or completing a command here. 1527 */ 1528 if (IS_24XX(isp)) { 1529 ct7_entry_t *cto = (ct7_entry_t *) local; 1530 1531 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1532 cto->ct_header.rqs_entry_count = 1; 1533 cto->ct_header.rqs_seqno = 1; 1534 cto->ct_nphdl = atp->nphdl; 1535 cto->ct_rxid = atp->tag; 1536 cto->ct_iid_lo = atp->portid; 1537 cto->ct_iid_hi = atp->portid >> 16; 1538 cto->ct_oxid = atp->oxid; 1539 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1540 cto->ct_scsi_status = cso->scsi_status; 1541 cto->ct_timeout = 120; 1542 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1543 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1544 cto->ct_flags |= CT7_SENDSTATUS; 1545 } 1546 if (cso->dxfer_len == 0) { 1547 cto->ct_flags |= CT7_FLAG_MODE1 | CT7_NO_DATA; 1548 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1549 int m = min(cso->sense_len, sizeof (struct scsi_sense_data)); 1550 cto->rsp.m1.ct_resplen = cto->ct_senselen = min(m, MAXRESPLEN_24XX); 1551 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, cto->ct_senselen); 1552 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1553 } 1554 } else { 1555 cto->ct_flags |= CT7_FLAG_MODE0; 1556 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1557 cto->ct_flags |= CT7_DATA_IN; 1558 } else { 1559 cto->ct_flags |= CT7_DATA_OUT; 1560 } 1561 cto->rsp.m0.reloff = atp->bytes_xfered; 1562 /* 1563 * Don't overrun the limits placed on us 1564 */ 1565 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1566 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1567 } 1568 atp->last_xframt = cso->dxfer_len; 1569 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1570 } 1571 if (cto->ct_flags & CT7_SENDSTATUS) { 1572 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1573 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1574 if (cto->ct_resid < 0) { 1575 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1576 } else if (cto->ct_resid > 0) { 1577 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1578 } 1579 atp->state = ATPD_STATE_LAST_CTIO; 1580 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, 1581 atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1582 } else { 1583 cto->ct_resid = 0; 1584 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, 1585 cso->dxfer_len, atp->bytes_xfered); 1586 atp->state = ATPD_STATE_CTIO; 1587 } 1588 } else if (IS_FC(isp)) { 1589 ct2_entry_t *cto = (ct2_entry_t *) local; 1590 1591 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1592 cto->ct_header.rqs_entry_count = 1; 1593 cto->ct_header.rqs_seqno = 1; 1594 if (ISP_CAP_2KLOGIN(isp) == 0) { 1595 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1596 } else { 1597 cto->ct_iid = cso->init_id; 1598 if (ISP_CAP_SCCFW(isp) == 0) { 1599 cto->ct_lun = ccb->ccb_h.target_lun; 1600 } 1601 } 1602 1603 1604 cto->ct_rxid = cso->tag_id; 1605 if (cso->dxfer_len == 0) { 1606 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA | CT2_SENDSTATUS; 1607 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1608 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered; 1609 if (cto->ct_resid < 0) { 1610 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1611 } else if (cto->ct_resid > 0) { 1612 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1613 } 1614 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1615 int m = min(cso->sense_len, MAXRESPLEN); 1616 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, m); 1617 cto->rsp.m1.ct_senselen = m; 1618 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1619 } else if (cso->scsi_status == SCSI_STATUS_CHECK_COND) { 1620 /* 1621 * XXX: DEBUG 1622 */ 1623 xpt_print(ccb->ccb_h.path, "CHECK CONDITION being sent without associated SENSE DATA for CDB=0x%x\n", atp->cdb0); 1624 } 1625 } else { 1626 cto->ct_flags |= CT2_FLAG_MODE0; 1627 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1628 cto->ct_flags |= CT2_DATA_IN; 1629 } else { 1630 cto->ct_flags |= CT2_DATA_OUT; 1631 } 1632 cto->ct_reloff = atp->bytes_xfered; 1633 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1634 /* 1635 * Don't overrun the limits placed on us 1636 */ 1637 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1638 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1639 } 1640 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 1641 cto->ct_flags |= CT2_SENDSTATUS; 1642 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 1643 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1644 if (cto->ct_resid < 0) { 1645 cto->rsp.m0.ct_scsi_status |= CT2_DATA_OVER; 1646 } else if (cto->ct_resid > 0) { 1647 cto->rsp.m0.ct_scsi_status |= CT2_DATA_UNDER; 1648 } 1649 } else { 1650 atp->last_xframt = cso->dxfer_len; 1651 } 1652 /* 1653 * If we're sending data and status back together, 1654 * we can't also send back sense data as well. 1655 */ 1656 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1657 } 1658 1659 if (cto->ct_flags & CT2_SENDSTATUS) { 1660 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1661 cto->ct_flags |= CT2_CCINCR; 1662 atp->state = ATPD_STATE_LAST_CTIO; 1663 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, 1664 atp->cdb0, cto->rsp.m0.ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1665 } else { 1666 cto->ct_resid = 0; 1667 atp->state = ATPD_STATE_CTIO; 1668 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, 1669 cso->dxfer_len, atp->bytes_xfered); 1670 } 1671 cto->ct_timeout = 10; 1672 } else { 1673 ct_entry_t *cto = (ct_entry_t *) local; 1674 1675 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1676 cto->ct_header.rqs_entry_count = 1; 1677 cto->ct_header.rqs_seqno = 1; 1678 cto->ct_iid = cso->init_id; 1679 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1680 cto->ct_tgt = ccb->ccb_h.target_id; 1681 cto->ct_lun = ccb->ccb_h.target_lun; 1682 cto->ct_fwhandle = cso->tag_id >> 16; 1683 if (AT_HAS_TAG(cso->tag_id)) { 1684 cto->ct_tag_val = cso->tag_id; 1685 cto->ct_flags |= CT_TQAE; 1686 } 1687 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1688 cto->ct_flags |= CT_NODISC; 1689 } 1690 if (cso->dxfer_len == 0) { 1691 cto->ct_flags |= CT_NO_DATA; 1692 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1693 cto->ct_flags |= CT_DATA_IN; 1694 } else { 1695 cto->ct_flags |= CT_DATA_OUT; 1696 } 1697 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1698 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1699 cto->ct_scsi_status = cso->scsi_status; 1700 cto->ct_resid = cso->resid; 1701 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO[%x] scsi status %x resid %d tag_id %x\n", __func__, 1702 cto->ct_fwhandle, cso->scsi_status, cso->resid, cso->tag_id); 1703 } 1704 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1705 cto->ct_timeout = 10; 1706 } 1707 1708 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 1709 xpt_print(ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1710 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1711 goto out; 1712 } 1713 1714 1715 /* 1716 * Call the dma setup routines for this entry (and any subsequent 1717 * CTIOs) if there's data to move, and then tell the f/w it's got 1718 * new things to play with. As with isp_start's usage of DMA setup, 1719 * any swizzling is done in the machine dependent layer. Because 1720 * of this, we put the request onto the queue area first in native 1721 * format. 1722 */ 1723 1724 if (IS_24XX(isp)) { 1725 ct7_entry_t *cto = (ct7_entry_t *) local; 1726 cto->ct_syshandle = handle; 1727 } else if (IS_FC(isp)) { 1728 ct2_entry_t *cto = (ct2_entry_t *) local; 1729 cto->ct_syshandle = handle; 1730 } else { 1731 ct_entry_t *cto = (ct_entry_t *) local; 1732 cto->ct_syshandle = handle; 1733 } 1734 1735 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1736 if (dmaresult == CMD_QUEUED) { 1737 isp->isp_nactive++; 1738 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1739 rls_lun_statep(isp, tptr); 1740 return; 1741 } 1742 if (dmaresult == CMD_EAGAIN) { 1743 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1744 } else { 1745 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1746 } 1747 isp_destroy_tgt_handle(isp, handle); 1748 out: 1749 rls_lun_statep(isp, tptr); 1750 isp_free_pcmd(isp, ccb); 1751 xpt_done(ccb); 1752 } 1753 1754 static void 1755 isp_refire_putback_atio(void *arg) 1756 { 1757 union ccb *ccb = arg; 1758 ispsoftc_t *isp = XS_ISP(ccb); 1759 ISP_LOCK(isp); 1760 isp_target_putback_atio(ccb); 1761 ISP_UNLOCK(isp); 1762 } 1763 1764 static void 1765 isp_target_putback_atio(union ccb *ccb) 1766 { 1767 ispsoftc_t *isp; 1768 struct ccb_scsiio *cso; 1769 void *qe; 1770 1771 isp = XS_ISP(ccb); 1772 1773 qe = isp_getrqentry(isp); 1774 if (qe == NULL) { 1775 xpt_print(ccb->ccb_h.path, rqo, __func__); 1776 (void) timeout(isp_refire_putback_atio, ccb, 10); 1777 return; 1778 } 1779 memset(qe, 0, QENTRY_LEN); 1780 cso = &ccb->csio; 1781 if (IS_FC(isp)) { 1782 at2_entry_t local, *at = &local; 1783 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1784 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1785 at->at_header.rqs_entry_count = 1; 1786 if (ISP_CAP_SCCFW(isp)) { 1787 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1788 } else { 1789 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1790 } 1791 at->at_status = CT_OK; 1792 at->at_rxid = cso->tag_id; 1793 at->at_iid = cso->ccb_h.target_id; 1794 isp_put_atio2(isp, at, qe); 1795 } else { 1796 at_entry_t local, *at = &local; 1797 ISP_MEMZERO(at, sizeof (at_entry_t)); 1798 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1799 at->at_header.rqs_entry_count = 1; 1800 at->at_iid = cso->init_id; 1801 at->at_iid |= XS_CHANNEL(ccb) << 7; 1802 at->at_tgt = cso->ccb_h.target_id; 1803 at->at_lun = cso->ccb_h.target_lun; 1804 at->at_status = CT_OK; 1805 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1806 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1807 isp_put_atio(isp, at, qe); 1808 } 1809 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1810 ISP_SYNC_REQUEST(isp); 1811 isp_complete_ctio(ccb); 1812 } 1813 1814 static void 1815 isp_complete_ctio(union ccb *ccb) 1816 { 1817 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1818 ccb->ccb_h.status |= CAM_REQ_CMP; 1819 } 1820 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1821 isp_free_pcmd(XS_ISP(ccb), ccb); 1822 xpt_done(ccb); 1823 } 1824 1825 /* 1826 * Handle ATIO stuff that the generic code can't. 1827 * This means handling CDBs. 1828 */ 1829 1830 static void 1831 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 1832 { 1833 tstate_t *tptr; 1834 int status, bus; 1835 struct ccb_accept_tio *atiop; 1836 atio_private_data_t *atp; 1837 1838 /* 1839 * The firmware status (except for the QLTM_SVALID bit) 1840 * indicates why this ATIO was sent to us. 1841 * 1842 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1843 * 1844 * If the DISCONNECTS DISABLED bit is set in the flags field, 1845 * we're still connected on the SCSI bus. 1846 */ 1847 status = aep->at_status; 1848 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1849 /* 1850 * Bus Phase Sequence error. We should have sense data 1851 * suggested by the f/w. I'm not sure quite yet what 1852 * to do about this for CAM. 1853 */ 1854 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1855 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1856 return; 1857 } 1858 if ((status & ~QLTM_SVALID) != AT_CDB) { 1859 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status); 1860 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1861 return; 1862 } 1863 1864 bus = GET_BUS_VAL(aep->at_iid); 1865 tptr = get_lun_statep(isp, bus, aep->at_lun); 1866 if (tptr == NULL) { 1867 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1868 if (tptr == NULL) { 1869 /* 1870 * Because we can't autofeed sense data back with 1871 * a command for parallel SCSI, we can't give back 1872 * a CHECK CONDITION. We'll give back a BUSY status 1873 * instead. This works out okay because the only 1874 * time we should, in fact, get this, is in the 1875 * case that somebody configured us without the 1876 * blackhole driver, so they get what they deserve. 1877 */ 1878 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1879 return; 1880 } 1881 } 1882 1883 atp = isp_get_atpd(isp, tptr, 0); 1884 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1885 if (atiop == NULL || atp == NULL) { 1886 /* 1887 * Because we can't autofeed sense data back with 1888 * a command for parallel SCSI, we can't give back 1889 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1890 * instead. This works out okay because the only time we 1891 * should, in fact, get this, is in the case that we've 1892 * run out of ATIOS. 1893 */ 1894 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" : 1895 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid); 1896 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1897 if (atp) { 1898 isp_put_atpd(isp, tptr, atp); 1899 } 1900 rls_lun_statep(isp, tptr); 1901 return; 1902 } 1903 atp->tag = aep->at_tag_val; 1904 if (atp->tag == 0) { 1905 atp->tag = ~0; 1906 } 1907 atp->state = ATPD_STATE_ATIO; 1908 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1909 tptr->atio_count--; 1910 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 1911 atiop->ccb_h.target_id = aep->at_tgt; 1912 atiop->ccb_h.target_lun = aep->at_lun; 1913 if (aep->at_flags & AT_NODISC) { 1914 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1915 } else { 1916 atiop->ccb_h.flags = 0; 1917 } 1918 1919 if (status & QLTM_SVALID) { 1920 size_t amt = ISP_MIN(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1921 atiop->sense_len = amt; 1922 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1923 } else { 1924 atiop->sense_len = 0; 1925 } 1926 1927 atiop->init_id = GET_IID_VAL(aep->at_iid); 1928 atiop->cdb_len = aep->at_cdblen; 1929 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1930 atiop->ccb_h.status = CAM_CDB_RECVD; 1931 /* 1932 * Construct a tag 'id' based upon tag value (which may be 0..255) 1933 * and the handle (which we have to preserve). 1934 */ 1935 atiop->tag_id = atp->tag; 1936 if (aep->at_flags & AT_TQAE) { 1937 atiop->tag_action = aep->at_tag_type; 1938 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1939 } 1940 atp->orig_datalen = 0; 1941 atp->bytes_xfered = 0; 1942 atp->last_xframt = 0; 1943 atp->lun = aep->at_lun; 1944 atp->nphdl = aep->at_iid; 1945 atp->portid = PORT_NONE; 1946 atp->oxid = 0; 1947 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 1948 atp->tattr = aep->at_tag_type; 1949 atp->state = ATPD_STATE_CAM; 1950 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO[%x] CDB=0x%x lun %d\n", aep->at_tag_val, atp->cdb0, atp->lun); 1951 rls_lun_statep(isp, tptr); 1952 } 1953 1954 static void 1955 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1956 { 1957 lun_id_t lun; 1958 fcportdb_t *lp; 1959 tstate_t *tptr; 1960 struct ccb_accept_tio *atiop; 1961 uint16_t nphdl; 1962 atio_private_data_t *atp; 1963 inot_private_data_t *ntp; 1964 1965 /* 1966 * The firmware status (except for the QLTM_SVALID bit) 1967 * indicates why this ATIO was sent to us. 1968 * 1969 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1970 */ 1971 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1972 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1973 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1974 return; 1975 } 1976 1977 if (ISP_CAP_SCCFW(isp)) { 1978 lun = aep->at_scclun; 1979 } else { 1980 lun = aep->at_lun; 1981 } 1982 if (ISP_CAP_2KLOGIN(isp)) { 1983 nphdl = ((at2e_entry_t *)aep)->at_iid; 1984 } else { 1985 nphdl = aep->at_iid; 1986 } 1987 tptr = get_lun_statep(isp, 0, lun); 1988 if (tptr == NULL) { 1989 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1990 if (tptr == NULL) { 1991 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d", aep->at_rxid, lun); 1992 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1993 return; 1994 } 1995 } 1996 1997 /* 1998 * Start any commands pending resources first. 1999 */ 2000 if (tptr->restart_queue) { 2001 inot_private_data_t *restart_queue = tptr->restart_queue; 2002 tptr->restart_queue = NULL; 2003 while (restart_queue) { 2004 ntp = restart_queue; 2005 restart_queue = ntp->rd.nt.nt_hba; 2006 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 2007 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 2008 isp_put_ntpd(isp, tptr, ntp); 2009 /* 2010 * If a recursion caused the restart queue to start to fill again, 2011 * stop and splice the new list on top of the old list and restore 2012 * it and go to noresrc. 2013 */ 2014 if (tptr->restart_queue) { 2015 ntp = tptr->restart_queue; 2016 tptr->restart_queue = restart_queue; 2017 while (restart_queue->rd.nt.nt_hba) { 2018 restart_queue = restart_queue->rd.nt.nt_hba; 2019 } 2020 restart_queue->rd.nt.nt_hba = ntp; 2021 goto noresrc; 2022 } 2023 } 2024 } 2025 2026 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2027 if (atiop == NULL) { 2028 goto noresrc; 2029 } 2030 2031 atp = isp_get_atpd(isp, tptr, 0); 2032 if (atp == NULL) { 2033 goto noresrc; 2034 } 2035 2036 atp->tag = aep->at_rxid; 2037 atp->state = ATPD_STATE_ATIO; 2038 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2039 tptr->atio_count--; 2040 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2041 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid; 2042 atiop->ccb_h.target_lun = lun; 2043 2044 /* 2045 * We don't get 'suggested' sense data as we do with SCSI cards. 2046 */ 2047 atiop->sense_len = 0; 2048 if (ISP_CAP_2KLOGIN(isp)) { 2049 /* 2050 * NB: We could not possibly have 2K logins if we 2051 * NB: also did not have SCC FW. 2052 */ 2053 atiop->init_id = ((at2e_entry_t *)aep)->at_iid; 2054 } else { 2055 atiop->init_id = aep->at_iid; 2056 } 2057 2058 /* 2059 * If we're not in the port database, add ourselves. 2060 */ 2061 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) { 2062 uint64_t iid = 2063 (((uint64_t) aep->at_wwpn[0]) << 48) | 2064 (((uint64_t) aep->at_wwpn[1]) << 32) | 2065 (((uint64_t) aep->at_wwpn[2]) << 16) | 2066 (((uint64_t) aep->at_wwpn[3]) << 0); 2067 /* 2068 * However, make sure we delete ourselves if otherwise 2069 * we were there but at a different loop id. 2070 */ 2071 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) { 2072 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid); 2073 } 2074 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY); 2075 } 2076 atiop->cdb_len = ATIO2_CDBLEN; 2077 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 2078 atiop->ccb_h.status = CAM_CDB_RECVD; 2079 atiop->tag_id = atp->tag; 2080 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 2081 case ATIO2_TC_ATTR_SIMPLEQ: 2082 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2083 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2084 break; 2085 case ATIO2_TC_ATTR_HEADOFQ: 2086 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2087 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2088 break; 2089 case ATIO2_TC_ATTR_ORDERED: 2090 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2091 atiop->tag_action = MSG_ORDERED_Q_TAG; 2092 break; 2093 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 2094 case ATIO2_TC_ATTR_UNTAGGED: 2095 default: 2096 atiop->tag_action = 0; 2097 break; 2098 } 2099 2100 atp->orig_datalen = aep->at_datalen; 2101 atp->bytes_xfered = 0; 2102 atp->last_xframt = 0; 2103 atp->lun = lun; 2104 atp->nphdl = atiop->init_id; 2105 atp->sid = PORT_ANY; 2106 atp->oxid = aep->at_oxid; 2107 atp->cdb0 = aep->at_cdb[0]; 2108 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2109 atp->state = ATPD_STATE_CAM; 2110 xpt_done((union ccb *)atiop); 2111 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); 2112 rls_lun_statep(isp, tptr); 2113 return; 2114 noresrc: 2115 ntp = isp_get_ntpd(isp, tptr); 2116 if (ntp == NULL) { 2117 rls_lun_statep(isp, tptr); 2118 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 2119 return; 2120 } 2121 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2122 ntp->rd.nt.nt_hba = tptr->restart_queue; 2123 tptr->restart_queue = ntp; 2124 rls_lun_statep(isp, tptr); 2125 } 2126 2127 static void 2128 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2129 { 2130 int cdbxlen; 2131 uint16_t lun, chan, nphdl = NIL_HANDLE; 2132 uint32_t did, sid; 2133 uint64_t wwn = INI_NONE; 2134 fcportdb_t *lp; 2135 tstate_t *tptr; 2136 struct ccb_accept_tio *atiop; 2137 atio_private_data_t *atp = NULL; 2138 inot_private_data_t *ntp; 2139 2140 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2141 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2142 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1]; 2143 2144 /* 2145 * Find the N-port handle, and Virtual Port Index for this command. 2146 * 2147 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2148 * We also, as a matter of course, need to know the WWN of the initiator too. 2149 */ 2150 if (ISP_CAP_MULTI_ID(isp)) { 2151 /* 2152 * Find the right channel based upon D_ID 2153 */ 2154 isp_find_chan_by_did(isp, did, &chan); 2155 2156 if (chan == ISP_NOCHAN) { 2157 NANOTIME_T now; 2158 2159 /* 2160 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2161 * It's a bit tricky here as we need to stash this command *somewhere*. 2162 */ 2163 GET_NANOTIME(&now); 2164 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2165 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2166 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2167 return; 2168 } 2169 tptr = get_lun_statep(isp, 0, 0); 2170 if (tptr == NULL) { 2171 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2172 if (tptr == NULL) { 2173 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); 2174 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2175 return; 2176 } 2177 } 2178 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2179 goto noresrc; 2180 } 2181 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); 2182 } else { 2183 chan = 0; 2184 } 2185 2186 /* 2187 * Find the PDB entry for this initiator 2188 */ 2189 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) { 2190 /* 2191 * If we're not in the port database terminate the exchange. 2192 */ 2193 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", 2194 __func__, aep->at_rxid, did, chan, sid); 2195 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2196 return; 2197 } 2198 nphdl = lp->handle; 2199 wwn = lp->port_wwn; 2200 2201 /* 2202 * Get the tstate pointer 2203 */ 2204 tptr = get_lun_statep(isp, chan, lun); 2205 if (tptr == NULL) { 2206 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2207 if (tptr == NULL) { 2208 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d or wildcard", aep->at_rxid, lun); 2209 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2210 return; 2211 } 2212 } 2213 2214 /* 2215 * Start any commands pending resources first. 2216 */ 2217 if (tptr->restart_queue) { 2218 inot_private_data_t *restart_queue = tptr->restart_queue; 2219 tptr->restart_queue = NULL; 2220 while (restart_queue) { 2221 ntp = restart_queue; 2222 restart_queue = ntp->rd.nt.nt_hba; 2223 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2224 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2225 isp_put_ntpd(isp, tptr, ntp); 2226 /* 2227 * If a recursion caused the restart queue to start to fill again, 2228 * stop and splice the new list on top of the old list and restore 2229 * it and go to noresrc. 2230 */ 2231 if (tptr->restart_queue) { 2232 if (restart_queue) { 2233 ntp = tptr->restart_queue; 2234 tptr->restart_queue = restart_queue; 2235 while (restart_queue->rd.nt.nt_hba) { 2236 restart_queue = restart_queue->rd.nt.nt_hba; 2237 } 2238 restart_queue->rd.nt.nt_hba = ntp; 2239 } 2240 goto noresrc; 2241 } 2242 } 2243 } 2244 2245 /* 2246 * If the f/w is out of resources, just send a BUSY status back. 2247 */ 2248 if (aep->at_rxid == AT7_NORESRC_RXID) { 2249 rls_lun_statep(isp, tptr); 2250 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2251 return; 2252 } 2253 2254 /* 2255 * If we're out of resources, just send a BUSY status back. 2256 */ 2257 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2258 if (atiop == NULL) { 2259 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2260 goto noresrc; 2261 } 2262 2263 atp = isp_get_atpd(isp, tptr, 0); 2264 if (atp == NULL) { 2265 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2266 goto noresrc; 2267 } 2268 if (isp_get_atpd(isp, tptr, aep->at_rxid)) { 2269 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", 2270 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id); 2271 /* 2272 * It's not a "no resource" condition- but we can treat it like one 2273 */ 2274 goto noresrc; 2275 } 2276 2277 atp->tag = aep->at_rxid; 2278 atp->state = ATPD_STATE_ATIO; 2279 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2280 tptr->atio_count--; 2281 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2282 atiop->init_id = nphdl; 2283 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2284 atiop->ccb_h.target_lun = lun; 2285 atiop->sense_len = 0; 2286 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2287 if (cdbxlen) { 2288 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2289 } 2290 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2291 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2292 atiop->cdb_len = cdbxlen; 2293 atiop->ccb_h.status = CAM_CDB_RECVD; 2294 atiop->tag_id = atp->tag; 2295 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2296 case FCP_CMND_TASK_ATTR_SIMPLE: 2297 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2298 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2299 break; 2300 case FCP_CMND_TASK_ATTR_HEAD: 2301 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2302 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2303 break; 2304 case FCP_CMND_TASK_ATTR_ORDERED: 2305 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2306 atiop->tag_action = MSG_ORDERED_Q_TAG; 2307 break; 2308 default: 2309 /* FALLTHROUGH */ 2310 case FCP_CMND_TASK_ATTR_ACA: 2311 case FCP_CMND_TASK_ATTR_UNTAGGED: 2312 atiop->tag_action = 0; 2313 break; 2314 } 2315 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2316 atp->bytes_xfered = 0; 2317 atp->last_xframt = 0; 2318 atp->lun = lun; 2319 atp->nphdl = nphdl; 2320 atp->portid = sid; 2321 atp->oxid = aep->at_hdr.ox_id; 2322 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2323 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2324 atp->state = ATPD_STATE_CAM; 2325 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); 2326 xpt_done((union ccb *)atiop); 2327 rls_lun_statep(isp, tptr); 2328 return; 2329 noresrc: 2330 if (atp) { 2331 isp_put_atpd(isp, tptr, atp); 2332 } 2333 ntp = isp_get_ntpd(isp, tptr); 2334 if (ntp == NULL) { 2335 rls_lun_statep(isp, tptr); 2336 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2337 return; 2338 } 2339 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2340 ntp->rd.nt.nt_hba = tptr->restart_queue; 2341 tptr->restart_queue = ntp; 2342 rls_lun_statep(isp, tptr); 2343 } 2344 2345 static void 2346 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2347 { 2348 union ccb *ccb; 2349 int sentstatus, ok, notify_cam, resid = 0; 2350 tstate_t *tptr = NULL; 2351 atio_private_data_t *atp = NULL; 2352 int bus; 2353 uint32_t tval, handle; 2354 2355 /* 2356 * CTIO handles are 16 bits. 2357 * CTIO2 and CTIO7 are 32 bits. 2358 */ 2359 2360 if (IS_SCSI(isp)) { 2361 handle = ((ct_entry_t *)arg)->ct_syshandle; 2362 } else { 2363 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2364 } 2365 ccb = isp_find_xs_tgt(isp, handle); 2366 if (ccb == NULL) { 2367 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2368 return; 2369 } 2370 isp_destroy_tgt_handle(isp, handle); 2371 bus = XS_CHANNEL(ccb); 2372 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2373 if (tptr == NULL) { 2374 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2375 } 2376 KASSERT((tptr != NULL), ("cannot get state pointer")); 2377 if (isp->isp_nactive) { 2378 isp->isp_nactive++; 2379 } 2380 if (IS_24XX(isp)) { 2381 ct7_entry_t *ct = arg; 2382 2383 atp = isp_get_atpd(isp, tptr, ct->ct_rxid); 2384 if (atp == NULL) { 2385 rls_lun_statep(isp, tptr); 2386 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid); 2387 return; 2388 } 2389 2390 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2391 ok = (ct->ct_nphdl == CT7_OK); 2392 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2393 ccb->ccb_h.status |= CAM_SENT_SENSE; 2394 } 2395 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2396 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2397 resid = ct->ct_resid; 2398 atp->bytes_xfered += (atp->last_xframt - resid); 2399 atp->last_xframt = 0; 2400 } 2401 if (ct->ct_nphdl == CT_HBA_RESET) { 2402 ok = 0; 2403 notify_cam = 1; 2404 sentstatus = 1; 2405 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2406 } else if (!ok) { 2407 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2408 } 2409 tval = atp->tag; 2410 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2411 ct->ct_rxid, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2412 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */ 2413 } else if (IS_FC(isp)) { 2414 ct2_entry_t *ct = arg; 2415 2416 atp = isp_get_atpd(isp, tptr, ct->ct_rxid); 2417 if (atp == NULL) { 2418 rls_lun_statep(isp, tptr); 2419 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid); 2420 return; 2421 } 2422 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2423 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2424 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2425 ccb->ccb_h.status |= CAM_SENT_SENSE; 2426 } 2427 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2428 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2429 resid = ct->ct_resid; 2430 atp->bytes_xfered += (atp->last_xframt - resid); 2431 atp->last_xframt = 0; 2432 } 2433 if (ct->ct_status == CT_HBA_RESET) { 2434 ok = 0; 2435 notify_cam = 1; 2436 sentstatus = 1; 2437 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2438 } else if (!ok) { 2439 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2440 } 2441 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2442 ct->ct_rxid, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2443 tval = atp->tag; 2444 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */ 2445 } else { 2446 ct_entry_t *ct = arg; 2447 sentstatus = ct->ct_flags & CT_SENDSTATUS; 2448 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2449 /* 2450 * We *ought* to be able to get back to the original ATIO 2451 * here, but for some reason this gets lost. It's just as 2452 * well because it's squirrelled away as part of periph 2453 * private data. 2454 * 2455 * We can live without it as long as we continue to use 2456 * the auto-replenish feature for CTIOs. 2457 */ 2458 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2459 if (ct->ct_status == (CT_HBA_RESET & 0xff)) { 2460 ok = 0; 2461 notify_cam = 1; 2462 sentstatus = 1; 2463 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2464 } else if (!ok) { 2465 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2466 } else if (ct->ct_status & QLTM_SVALID) { 2467 char *sp = (char *)ct; 2468 sp += CTIO_SENSE_OFFSET; 2469 ccb->csio.sense_len = min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 2470 ISP_MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 2471 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 2472 } 2473 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 2474 resid = ct->ct_resid; 2475 } 2476 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] tag %x S_ID 0x%x lun %d sts %x flg %x resid %d %s", __func__, 2477 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID"); 2478 tval = ct->ct_fwhandle; 2479 } 2480 ccb->csio.resid += resid; 2481 2482 /* 2483 * We're here either because intermediate data transfers are done 2484 * and/or the final status CTIO (which may have joined with a 2485 * Data Transfer) is done. 2486 * 2487 * In any case, for this platform, the upper layers figure out 2488 * what to do next, so all we do here is collect status and 2489 * pass information along. Any DMA handles have already been 2490 * freed. 2491 */ 2492 if (notify_cam == 0) { 2493 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval); 2494 return; 2495 } 2496 if (tptr) { 2497 rls_lun_statep(isp, tptr); 2498 } 2499 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", (sentstatus)? " FINAL " : "MIDTERM ", tval); 2500 2501 if (!ok && !IS_24XX(isp)) { 2502 isp_target_putback_atio(ccb); 2503 } else { 2504 isp_complete_ctio(ccb); 2505 } 2506 } 2507 2508 static void 2509 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot) 2510 { 2511 (void) isp_notify_ack(isp, inot); 2512 } 2513 2514 static void 2515 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2516 { 2517 int needack = 1; 2518 switch (inp->in_status) { 2519 case IN_PORT_LOGOUT: 2520 /* 2521 * XXX: Need to delete this initiator's WWN from the database 2522 * XXX: Need to send this LOGOUT upstream 2523 */ 2524 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2525 break; 2526 case IN_PORT_CHANGED: 2527 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2528 break; 2529 case IN_GLOBAL_LOGO: 2530 isp_del_all_wwn_entries(isp, 0); 2531 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2532 break; 2533 case IN_ABORT_TASK: 2534 { 2535 tstate_t *tptr; 2536 uint16_t lun; 2537 uint32_t loopid; 2538 uint64_t wwn; 2539 atio_private_data_t *atp; 2540 fcportdb_t *lp; 2541 struct ccb_immediate_notify *inot = NULL; 2542 2543 if (ISP_CAP_SCCFW(isp)) { 2544 lun = inp->in_scclun; 2545 } else { 2546 lun = inp->in_lun; 2547 } 2548 if (ISP_CAP_2KLOGIN(isp)) { 2549 loopid = ((in_fcentry_e_t *)inp)->in_iid; 2550 } else { 2551 loopid = inp->in_iid; 2552 } 2553 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) { 2554 wwn = lp->port_wwn; 2555 } else { 2556 wwn = INI_ANY; 2557 } 2558 tptr = get_lun_statep(isp, 0, lun); 2559 if (tptr == NULL) { 2560 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2561 if (tptr == NULL) { 2562 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun); 2563 return; 2564 } 2565 } 2566 atp = isp_get_atpd(isp, tptr, inp->in_seqid); 2567 2568 if (atp) { 2569 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2570 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 2571 if (inot) { 2572 tptr->inot_count--; 2573 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2574 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2575 } else { 2576 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "out of INOT structures\n"); 2577 } 2578 } else { 2579 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 2580 } 2581 if (inot) { 2582 isp_notify_t tmp, *nt = &tmp; 2583 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2584 nt->nt_hba = isp; 2585 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2586 nt->nt_wwn = wwn; 2587 nt->nt_nphdl = loopid; 2588 nt->nt_sid = PORT_ANY; 2589 nt->nt_did = PORT_ANY; 2590 nt->nt_lun = lun; 2591 nt->nt_need_ack = 1; 2592 nt->nt_channel = 0; 2593 nt->nt_ncode = NT_ABORT_TASK; 2594 nt->nt_lreserved = inot; 2595 isp_handle_platform_target_tmf(isp, nt); 2596 needack = 0; 2597 } 2598 rls_lun_statep(isp, tptr); 2599 break; 2600 } 2601 default: 2602 break; 2603 } 2604 if (needack) { 2605 (void) isp_notify_ack(isp, inp); 2606 } 2607 } 2608 2609 static void 2610 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2611 { 2612 uint16_t nphdl; 2613 uint32_t portid; 2614 fcportdb_t *lp; 2615 uint8_t *ptr = NULL; 2616 uint64_t wwn; 2617 2618 nphdl = inot->in_nphdl; 2619 if (nphdl != NIL_HANDLE) { 2620 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2621 } else { 2622 portid = PORT_ANY; 2623 } 2624 2625 switch (inot->in_status) { 2626 case IN24XX_ELS_RCVD: 2627 { 2628 char buf[16], *msg; 2629 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2630 2631 /* 2632 * Note that we're just getting notification that an ELS was received 2633 * (possibly with some associated information sent upstream). This is 2634 * *not* the same as being given the ELS frame to accept or reject. 2635 */ 2636 switch (inot->in_status_subcode) { 2637 case LOGO: 2638 msg = "LOGO"; 2639 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2640 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2641 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) | 2642 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) | 2643 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) | 2644 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) | 2645 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) | 2646 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) | 2647 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) | 2648 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7])); 2649 } else { 2650 wwn = INI_ANY; 2651 } 2652 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid); 2653 break; 2654 case PRLO: 2655 msg = "PRLO"; 2656 break; 2657 case PLOGI: 2658 case PRLI: 2659 /* 2660 * Treat PRLI the same as PLOGI and make a database entry for it. 2661 */ 2662 if (inot->in_status_subcode == PLOGI) 2663 msg = "PLOGI"; 2664 else 2665 msg = "PRLI"; 2666 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2667 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2668 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) | 2669 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) | 2670 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) | 2671 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) | 2672 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) | 2673 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) | 2674 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) | 2675 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7])); 2676 } else { 2677 wwn = INI_NONE; 2678 } 2679 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid); 2680 break; 2681 case PDISC: 2682 msg = "PDISC"; 2683 break; 2684 case ADISC: 2685 msg = "ADISC"; 2686 break; 2687 default: 2688 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2689 msg = buf; 2690 break; 2691 } 2692 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2693 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); 2694 break; 2695 } 2696 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, 2697 inot->in_rxid, inot->in_oxid); 2698 (void) isp_notify_ack(isp, inot); 2699 break; 2700 } 2701 2702 case IN24XX_PORT_LOGOUT: 2703 ptr = "PORT LOGOUT"; 2704 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2705 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2706 } 2707 /* FALLTHROUGH */ 2708 case IN24XX_PORT_CHANGED: 2709 if (ptr == NULL) { 2710 ptr = "PORT CHANGED"; 2711 } 2712 /* FALLTHROUGH */ 2713 case IN24XX_LIP_RESET: 2714 if (ptr == NULL) { 2715 ptr = "LIP RESET"; 2716 } 2717 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); 2718 2719 /* 2720 * All subcodes here are irrelevant. What is relevant 2721 * is that we need to terminate all active commands from 2722 * this initiator (known by N-port handle). 2723 */ 2724 /* XXX IMPLEMENT XXX */ 2725 (void) isp_notify_ack(isp, inot); 2726 break; 2727 2728 case IN24XX_LINK_RESET: 2729 case IN24XX_LINK_FAILED: 2730 case IN24XX_SRR_RCVD: 2731 default: 2732 (void) isp_notify_ack(isp, inot); 2733 break; 2734 } 2735 } 2736 2737 static int 2738 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 2739 { 2740 2741 if (isp->isp_state != ISP_RUNSTATE) { 2742 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2743 return (0); 2744 } 2745 2746 /* 2747 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2748 */ 2749 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2750 ct7_entry_t local, *cto = &local; 2751 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2752 fcportdb_t *lp; 2753 uint32_t sid; 2754 uint16_t nphdl; 2755 2756 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2757 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) { 2758 nphdl = lp->handle; 2759 } else { 2760 nphdl = NIL_HANDLE; 2761 } 2762 ISP_MEMZERO(&local, sizeof (local)); 2763 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2764 cto->ct_header.rqs_entry_count = 1; 2765 cto->ct_nphdl = nphdl; 2766 cto->ct_rxid = aep->at_rxid; 2767 cto->ct_vpidx = mp->nt_channel; 2768 cto->ct_iid_lo = sid; 2769 cto->ct_iid_hi = sid >> 16; 2770 cto->ct_oxid = aep->at_hdr.ox_id; 2771 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2772 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2773 return (isp_target_put_entry(isp, &local)); 2774 } 2775 2776 /* 2777 * This case is for a responding to an ABTS frame 2778 */ 2779 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2780 2781 /* 2782 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2783 */ 2784 if (mp->nt_need_ack) { 2785 uint8_t storage[QENTRY_LEN]; 2786 ct7_entry_t *cto = (ct7_entry_t *) storage; 2787 abts_t *abts = (abts_t *)mp->nt_lreserved; 2788 2789 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2790 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2791 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2792 cto->ct_header.rqs_entry_count = 1; 2793 cto->ct_nphdl = mp->nt_nphdl; 2794 cto->ct_rxid = abts->abts_rxid_task; 2795 cto->ct_iid_lo = mp->nt_sid; 2796 cto->ct_iid_hi = mp->nt_sid >> 16; 2797 cto->ct_oxid = abts->abts_ox_id; 2798 cto->ct_vpidx = mp->nt_channel; 2799 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2800 if (isp_target_put_entry(isp, cto)) { 2801 return (ENOMEM); 2802 } 2803 mp->nt_need_ack = 0; 2804 } 2805 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2806 return (ENOMEM); 2807 } else { 2808 return (0); 2809 } 2810 } 2811 2812 /* 2813 * Handle logout cases here 2814 */ 2815 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2816 isp_del_all_wwn_entries(isp, mp->nt_channel); 2817 } 2818 2819 if (mp->nt_ncode == NT_LOGOUT) { 2820 if (!IS_2100(isp) && IS_FC(isp)) { 2821 isp_del_wwn_entries(isp, mp); 2822 } 2823 } 2824 2825 /* 2826 * General purpose acknowledgement 2827 */ 2828 if (mp->nt_need_ack) { 2829 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2830 return (isp_notify_ack(isp, mp->nt_lreserved)); 2831 } 2832 return (0); 2833 } 2834 2835 /* 2836 * Handle task management functions. 2837 * 2838 * We show up here with a notify structure filled out. 2839 * 2840 * The nt_lreserved tag points to the original queue entry 2841 */ 2842 static void 2843 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2844 { 2845 tstate_t *tptr; 2846 fcportdb_t *lp; 2847 struct ccb_immediate_notify *inot; 2848 inot_private_data_t *ntp = NULL; 2849 lun_id_t lun; 2850 2851 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2852 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2853 /* 2854 * NB: This assignment is necessary because of tricky type conversion. 2855 * XXX: This is tricky and I need to check this. If the lun isn't known 2856 * XXX: for the task management function, it does not of necessity follow 2857 * XXX: that it should go up stream to the wildcard listener. 2858 */ 2859 if (notify->nt_lun == LUN_ANY) { 2860 lun = CAM_LUN_WILDCARD; 2861 } else { 2862 lun = notify->nt_lun; 2863 } 2864 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2865 if (tptr == NULL) { 2866 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2867 if (tptr == NULL) { 2868 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2869 goto bad; 2870 } 2871 } 2872 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2873 if (inot == NULL) { 2874 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2875 goto bad; 2876 } 2877 2878 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) { 2879 inot->initiator_id = CAM_TARGET_WILDCARD; 2880 } else { 2881 inot->initiator_id = lp->handle; 2882 } 2883 inot->seq_id = notify->nt_tagval; 2884 inot->tag_id = notify->nt_tagval >> 32; 2885 2886 switch (notify->nt_ncode) { 2887 case NT_ABORT_TASK: 2888 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 2889 inot->arg = MSG_ABORT_TASK; 2890 break; 2891 case NT_ABORT_TASK_SET: 2892 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 2893 inot->arg = MSG_ABORT_TASK_SET; 2894 break; 2895 case NT_CLEAR_ACA: 2896 inot->arg = MSG_CLEAR_ACA; 2897 break; 2898 case NT_CLEAR_TASK_SET: 2899 inot->arg = MSG_CLEAR_TASK_SET; 2900 break; 2901 case NT_LUN_RESET: 2902 inot->arg = MSG_LOGICAL_UNIT_RESET; 2903 break; 2904 case NT_TARGET_RESET: 2905 inot->arg = MSG_TARGET_RESET; 2906 break; 2907 default: 2908 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); 2909 goto bad; 2910 } 2911 2912 ntp = isp_get_ntpd(isp, tptr); 2913 if (ntp == NULL) { 2914 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2915 goto bad; 2916 } 2917 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 2918 if (notify->nt_lreserved) { 2919 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 2920 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 2921 } 2922 ntp->rd.seq_id = notify->nt_tagval; 2923 ntp->rd.tag_id = notify->nt_tagval >> 32; 2924 2925 tptr->inot_count--; 2926 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2927 rls_lun_statep(isp, tptr); 2928 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2929 inot->ccb_h.status = CAM_MESSAGE_RECV; 2930 xpt_done((union ccb *)inot); 2931 return; 2932 bad: 2933 if (tptr) { 2934 rls_lun_statep(isp, tptr); 2935 } 2936 if (notify->nt_need_ack && notify->nt_lreserved) { 2937 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2938 (void) isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM); 2939 } else { 2940 (void) isp_notify_ack(isp, notify->nt_lreserved); 2941 } 2942 } 2943 } 2944 2945 /* 2946 * Find the associated private data and mark it as dead so 2947 * we don't try to work on it any further. 2948 */ 2949 static void 2950 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 2951 { 2952 tstate_t *tptr; 2953 atio_private_data_t *atp; 2954 union ccb *accb = ccb->cab.abort_ccb; 2955 2956 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 2957 if (tptr == NULL) { 2958 tptr = get_lun_statep(isp, XS_CHANNEL(accb), CAM_LUN_WILDCARD); 2959 if (tptr == NULL) { 2960 ccb->ccb_h.status = CAM_REQ_INVALID; 2961 return; 2962 } 2963 } 2964 2965 atp = isp_get_atpd(isp, tptr, accb->atio.tag_id); 2966 if (atp == NULL) { 2967 ccb->ccb_h.status = CAM_REQ_INVALID; 2968 } else { 2969 atp->dead = 1; 2970 ccb->ccb_h.status = CAM_REQ_CMP; 2971 } 2972 rls_lun_statep(isp, tptr); 2973 } 2974 2975 static void 2976 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 2977 { 2978 atio_private_data_t *atp; 2979 inot_private_data_t *restart_queue = tptr->restart_queue; 2980 2981 /* 2982 * First, clean any commands pending restart 2983 */ 2984 tptr->restart_queue = NULL; 2985 while (restart_queue) { 2986 uint32_t this_tag_id; 2987 inot_private_data_t *ntp = restart_queue; 2988 2989 restart_queue = ntp->rd.nt.nt_hba; 2990 2991 if (IS_24XX(isp)) { 2992 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 2993 } else { 2994 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 2995 } 2996 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 2997 isp_put_ntpd(isp, tptr, ntp); 2998 } else { 2999 ntp->rd.nt.nt_hba = tptr->restart_queue; 3000 tptr->restart_queue = ntp; 3001 } 3002 } 3003 3004 /* 3005 * Now mark other ones dead as well. 3006 */ 3007 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3008 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3009 atp->dead = 1; 3010 } 3011 } 3012 } 3013 3014 3015 #ifdef ISP_INTERNAL_TARGET 3016 // #define ISP_FORCE_TIMEOUT 1 3017 // #define ISP_TEST_WWNS 1 3018 // #define ISP_TEST_SEPARATE_STATUS 1 3019 3020 #define ccb_data_offset ppriv_field0 3021 #define ccb_atio ppriv_ptr1 3022 #define ccb_inot ppriv_ptr1 3023 3024 #define MAX_ISP_TARG_TRANSFER (2 << 20) 3025 #define NISP_TARG_CMDS 1024 3026 #define NISP_TARG_NOTIFIES 1024 3027 #define DISK_SHIFT 9 3028 #define JUNK_SIZE 256 3029 3030 #ifndef VERIFY_10 3031 #define VERIFY_10 0x2f 3032 #endif 3033 3034 TAILQ_HEAD(ccb_queue, ccb_hdr); 3035 extern u_int vm_kmem_size; 3036 static int ca; 3037 static uint32_t disk_size; 3038 static uint8_t *disk_data = NULL; 3039 static uint8_t *junk_data; 3040 static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data"); 3041 struct isptarg_softc { 3042 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */ 3043 struct ccb_queue work_queue; 3044 struct ccb_queue rework_queue; 3045 struct ccb_queue running_queue; 3046 struct ccb_queue inot_queue; 3047 struct cam_periph *periph; 3048 struct cam_path *path; 3049 ispsoftc_t *isp; 3050 }; 3051 static periph_ctor_t isptargctor; 3052 static periph_dtor_t isptargdtor; 3053 static periph_start_t isptargstart; 3054 static periph_init_t isptarginit; 3055 static void isptarg_done(struct cam_periph *, union ccb *); 3056 static void isptargasync(void *, u_int32_t, struct cam_path *, void *); 3057 3058 3059 static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *); 3060 3061 static struct periph_driver isptargdriver = 3062 { 3063 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), /* generation */ 0 3064 }; 3065 3066 static void 3067 isptarginit(void) 3068 { 3069 } 3070 3071 static void 3072 isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot) 3073 { 3074 struct ccb_notify_acknowledge *ack = &iccb->cna2; 3075 3076 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__, 3077 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg); 3078 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 3079 ack->ccb_h.flags = 0; 3080 ack->ccb_h.retry_count = 0; 3081 ack->ccb_h.cbfcnp = isptarg_done; 3082 ack->ccb_h.timeout = 0; 3083 ack->ccb_h.ccb_inot = inot; 3084 ack->tag_id = inot->tag_id; 3085 ack->seq_id = inot->seq_id; 3086 ack->initiator_id = inot->initiator_id; 3087 xpt_action(iccb); 3088 } 3089 3090 static void 3091 isptargstart(struct cam_periph *periph, union ccb *iccb) 3092 { 3093 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 3094 0x7f, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3095 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3096 'S', 'C', 'S', 'I', ' ', 'N', 'U', 'L', 3097 'L', ' ', 'D', 'E', 'V', 'I', 'C', 'E', 3098 '0', '0', '0', '1' 3099 }; 3100 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = { 3101 0, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3102 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3103 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M', 3104 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K', 3105 '0', '0', '0', '1' 3106 }; 3107 int i, more = 0, last; 3108 struct isptarg_softc *softc = periph->softc; 3109 struct ccb_scsiio *csio; 3110 lun_id_t return_lun; 3111 struct ccb_accept_tio *atio; 3112 uint8_t *cdb, *ptr, status; 3113 uint8_t *data_ptr; 3114 uint32_t data_len, flags; 3115 struct ccb_hdr *ccbh; 3116 3117 mtx_assert(periph->sim->mtx, MA_OWNED); 3118 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, 3119 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n'); 3120 /* 3121 * Check for immediate notifies first 3122 */ 3123 ccbh = TAILQ_FIRST(&softc->inot_queue); 3124 if (ccbh) { 3125 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe); 3126 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) { 3127 xpt_schedule(periph, 1); 3128 } 3129 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh); 3130 return; 3131 } 3132 3133 /* 3134 * Check the rework (continuation) work queue first. 3135 */ 3136 ccbh = TAILQ_FIRST(&softc->rework_queue); 3137 if (ccbh) { 3138 atio = (struct ccb_accept_tio *)ccbh; 3139 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe); 3140 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue); 3141 } else { 3142 ccbh = TAILQ_FIRST(&softc->work_queue); 3143 if (ccbh == NULL) { 3144 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, iccb->ccb_h.path, "%s: woken up but no work?\n", __func__); 3145 xpt_release_ccb(iccb); 3146 return; 3147 } 3148 atio = (struct ccb_accept_tio *)ccbh; 3149 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe); 3150 more = TAILQ_FIRST(&softc->work_queue) != NULL; 3151 atio->ccb_h.ccb_data_offset = 0; 3152 } 3153 3154 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) { 3155 panic("BAD ATIO"); 3156 } 3157 3158 data_ptr = NULL; 3159 data_len = 0; 3160 csio = &iccb->csio; 3161 status = SCSI_STATUS_OK; 3162 flags = CAM_SEND_STATUS; 3163 memset(&atio->sense_data, 0, sizeof (atio->sense_data)); 3164 cdb = atio->cdb_io.cdb_bytes; 3165 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, 3166 cdb[0], atio->ccb_h.ccb_data_offset); 3167 3168 return_lun = XS_LUN(atio); 3169 if (return_lun != 0) { 3170 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]); 3171 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) { 3172 status = SCSI_STATUS_CHECK_COND; 3173 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_ILLEGAL_REQUEST; 3174 SDFIXED(atio->sense_data)->add_sense_code = 0x25; 3175 SDFIXED(atio->sense_data)->add_sense_code_qual = 0x0; 3176 atio->sense_len = SSD_MIN_SIZE; 3177 } 3178 return_lun = CAM_LUN_WILDCARD; 3179 } 3180 3181 switch (cdb[0]) { 3182 case REQUEST_SENSE: 3183 flags |= CAM_DIR_IN; 3184 data_len = sizeof (atio->sense_data); 3185 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE; 3186 memset(junk_data+1, 0, data_len-1); 3187 if (data_len > cdb[4]) { 3188 data_len = cdb[4]; 3189 } 3190 if (data_len) { 3191 data_ptr = junk_data; 3192 } 3193 break; 3194 case READ_6: 3195 case READ_10: 3196 case READ_12: 3197 case READ_16: 3198 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3199 status = SCSI_STATUS_CHECK_COND; 3200 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3201 SDFIXED(atio->sense_data)->add_sense_code = 0x5; 3202 SDFIXED(atio->sense_data)->add_sense_code_qual = 0x24; 3203 atio->sense_len = SSD_MIN_SIZE; 3204 } else { 3205 #ifdef ISP_FORCE_TIMEOUT 3206 { 3207 static int foo; 3208 if (foo++ == 500) { 3209 if (more) { 3210 xpt_schedule(periph, 1); 3211 } 3212 foo = 0; 3213 return; 3214 } 3215 } 3216 #endif 3217 #ifdef ISP_TEST_SEPARATE_STATUS 3218 if (last && data_len) { 3219 last = 0; 3220 } 3221 #endif 3222 if (last == 0) { 3223 flags &= ~CAM_SEND_STATUS; 3224 } 3225 if (data_len) { 3226 atio->ccb_h.ccb_data_offset += data_len; 3227 flags |= CAM_DIR_IN; 3228 } else { 3229 flags |= CAM_DIR_NONE; 3230 } 3231 } 3232 break; 3233 case WRITE_6: 3234 case WRITE_10: 3235 case WRITE_12: 3236 case WRITE_16: 3237 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3238 status = SCSI_STATUS_CHECK_COND; 3239 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3240 SDFIXED(atio->sense_data)->add_sense_code = 0x5; 3241 SDFIXED(atio->sense_data)->add_sense_code_qual = 0x24; 3242 atio->sense_len = SSD_MIN_SIZE; 3243 } else { 3244 #ifdef ISP_FORCE_TIMEOUT 3245 { 3246 static int foo; 3247 if (foo++ == 500) { 3248 if (more) { 3249 xpt_schedule(periph, 1); 3250 } 3251 foo = 0; 3252 return; 3253 } 3254 } 3255 #endif 3256 #ifdef ISP_TEST_SEPARATE_STATUS 3257 if (last && data_len) { 3258 last = 0; 3259 } 3260 #endif 3261 if (last == 0) { 3262 flags &= ~CAM_SEND_STATUS; 3263 } 3264 if (data_len) { 3265 atio->ccb_h.ccb_data_offset += data_len; 3266 flags |= CAM_DIR_OUT; 3267 } else { 3268 flags |= CAM_DIR_NONE; 3269 } 3270 } 3271 break; 3272 case INQUIRY: 3273 flags |= CAM_DIR_IN; 3274 if (cdb[1] || cdb[2] || cdb[3]) { 3275 status = SCSI_STATUS_CHECK_COND; 3276 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3277 SDFIXED(atio->sense_data)->add_sense_code = 0x5; 3278 SDFIXED(atio->sense_data)->add_sense_code_qual = 0x20; 3279 atio->sense_len = SSD_MIN_SIZE; 3280 break; 3281 } 3282 data_len = sizeof (iqd); 3283 if (data_len > cdb[4]) { 3284 data_len = cdb[4]; 3285 } 3286 if (data_len) { 3287 if (XS_LUN(iccb) != 0) { 3288 memcpy(junk_data, niliqd, sizeof (iqd)); 3289 } else { 3290 memcpy(junk_data, iqd, sizeof (iqd)); 3291 } 3292 data_ptr = junk_data; 3293 } 3294 break; 3295 case TEST_UNIT_READY: 3296 flags |= CAM_DIR_NONE; 3297 if (ca) { 3298 ca = 0; 3299 status = SCSI_STATUS_CHECK_COND; 3300 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3301 SDFIXED(atio->sense_data)->add_sense_code = 0x28; 3302 SDFIXED(atio->sense_data)->add_sense_code_qual = 0x0; 3303 atio->sense_len = SSD_MIN_SIZE; 3304 } 3305 break; 3306 case SYNCHRONIZE_CACHE: 3307 case START_STOP: 3308 case RESERVE: 3309 case RELEASE: 3310 case VERIFY_10: 3311 flags |= CAM_DIR_NONE; 3312 break; 3313 3314 case READ_CAPACITY: 3315 flags |= CAM_DIR_IN; 3316 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) { 3317 status = SCSI_STATUS_CHECK_COND; 3318 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3319 SDFIXED(atio->sense_data)->add_sense_code = 0x5; 3320 SDFIXED(atio->sense_data)->add_sense_code_qual = 0x24; 3321 atio->sense_len = SSD_MIN_SIZE; 3322 break; 3323 } 3324 if (cdb[8] & 0x1) { /* PMI */ 3325 junk_data[0] = 0xff; 3326 junk_data[1] = 0xff; 3327 junk_data[2] = 0xff; 3328 junk_data[3] = 0xff; 3329 } else { 3330 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1; 3331 if (last_blk < 0xffffffffULL) { 3332 junk_data[0] = (last_blk >> 24) & 0xff; 3333 junk_data[1] = (last_blk >> 16) & 0xff; 3334 junk_data[2] = (last_blk >> 8) & 0xff; 3335 junk_data[3] = (last_blk) & 0xff; 3336 } else { 3337 junk_data[0] = 0xff; 3338 junk_data[1] = 0xff; 3339 junk_data[2] = 0xff; 3340 junk_data[3] = 0xff; 3341 } 3342 } 3343 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff; 3344 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff; 3345 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff; 3346 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff; 3347 data_ptr = junk_data; 3348 data_len = 8; 3349 break; 3350 case REPORT_LUNS: 3351 flags |= CAM_DIR_IN; 3352 memset(junk_data, 0, JUNK_SIZE); 3353 junk_data[0] = (1 << 3) >> 24; 3354 junk_data[1] = (1 << 3) >> 16; 3355 junk_data[2] = (1 << 3) >> 8; 3356 junk_data[3] = (1 << 3); 3357 ptr = NULL; 3358 for (i = 0; i < 1; i++) { 3359 ptr = &junk_data[8 + (1 << 3)]; 3360 if (i >= 256) { 3361 ptr[0] = 0x40 | ((i >> 8) & 0x3f); 3362 } 3363 ptr[1] = i; 3364 } 3365 data_ptr = junk_data; 3366 data_len = (ptr + 8) - junk_data; 3367 break; 3368 3369 default: 3370 flags |= CAM_DIR_NONE; 3371 status = SCSI_STATUS_CHECK_COND; 3372 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3373 SDFIXED(atio->sense_data)->add_sense_code = 0x5; 3374 SDFIXED(atio->sense_data)->add_sense_code_qual = 0x20; 3375 atio->sense_len = SSD_MIN_SIZE; 3376 break; 3377 } 3378 3379 /* 3380 * If we are done with the transaction, tell the 3381 * controller to send status and perform a CMD_CMPLT. 3382 * If we have associated sense data, see if we can 3383 * send that too. 3384 */ 3385 if (status == SCSI_STATUS_CHECK_COND) { 3386 flags |= CAM_SEND_SENSE; 3387 csio->sense_len = atio->sense_len; 3388 csio->sense_data = atio->sense_data; 3389 flags &= ~CAM_DIR_MASK; 3390 data_len = 0; 3391 data_ptr = NULL; 3392 } 3393 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 0); 3394 iccb->ccb_h.target_id = atio->ccb_h.target_id; 3395 iccb->ccb_h.target_lun = return_lun; 3396 iccb->ccb_h.ccb_atio = atio; 3397 xpt_action(iccb); 3398 3399 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3400 cam_release_devq(periph->path, 0, 0, 0, 0); 3401 atio->ccb_h.status &= ~CAM_DEV_QFRZN; 3402 } 3403 if (more) { 3404 xpt_schedule(periph, 1); 3405 } 3406 } 3407 3408 static cam_status 3409 isptargctor(struct cam_periph *periph, void *arg) 3410 { 3411 struct isptarg_softc *softc; 3412 3413 softc = (struct isptarg_softc *)arg; 3414 periph->softc = softc; 3415 softc->periph = periph; 3416 softc->path = periph->path; 3417 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3418 return (CAM_REQ_CMP); 3419 } 3420 3421 static void 3422 isptargdtor(struct cam_periph *periph) 3423 { 3424 struct isptarg_softc *softc; 3425 softc = (struct isptarg_softc *)periph->softc; 3426 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3427 softc->periph = NULL; 3428 softc->path = NULL; 3429 periph->softc = NULL; 3430 } 3431 3432 static void 3433 isptarg_done(struct cam_periph *periph, union ccb *ccb) 3434 { 3435 struct isptarg_softc *softc; 3436 ispsoftc_t *isp; 3437 struct ccb_accept_tio *atio; 3438 struct ccb_immediate_notify *inot; 3439 cam_status status; 3440 3441 softc = (struct isptarg_softc *)periph->softc; 3442 isp = softc->isp; 3443 status = ccb->ccb_h.status & CAM_STATUS_MASK; 3444 3445 switch (ccb->ccb_h.func_code) { 3446 case XPT_ACCEPT_TARGET_IO: 3447 atio = (struct ccb_accept_tio *) ccb; 3448 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__); 3449 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe); 3450 xpt_schedule(periph, 1); 3451 break; 3452 case XPT_IMMEDIATE_NOTIFY: 3453 inot = (struct ccb_immediate_notify *) ccb; 3454 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__); 3455 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe); 3456 xpt_schedule(periph, 1); 3457 break; 3458 case XPT_CONT_TARGET_IO: 3459 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3460 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3461 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3462 } 3463 atio = ccb->ccb_h.ccb_atio; 3464 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3465 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL); 3466 xpt_action((union ccb *)atio); 3467 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 3468 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO seen in %s\n", atio->tag_id, __func__); 3469 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3470 xpt_schedule(periph, 1); 3471 } else { 3472 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO seen in %s\n", atio->tag_id, __func__); 3473 xpt_action((union ccb *)atio); 3474 } 3475 xpt_release_ccb(ccb); 3476 break; 3477 case XPT_NOTIFY_ACKNOWLEDGE: 3478 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3479 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3480 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3481 } 3482 inot = ccb->ccb_h.ccb_inot; 3483 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); 3484 xpt_release_ccb(ccb); 3485 xpt_action((union ccb *)inot); 3486 break; 3487 default: 3488 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code); 3489 break; 3490 } 3491 } 3492 3493 static void 3494 isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg) 3495 { 3496 struct ac_contract *acp = arg; 3497 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data; 3498 3499 if (code != AC_CONTRACT) { 3500 return; 3501 } 3502 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed"); 3503 } 3504 3505 static void 3506 isp_target_thread(ispsoftc_t *isp, int chan) 3507 { 3508 union ccb *ccb = NULL; 3509 int i; 3510 void *wchan; 3511 cam_status status; 3512 struct isptarg_softc *softc = NULL; 3513 struct cam_periph *periph = NULL, *wperiph = NULL; 3514 struct cam_path *path, *wpath; 3515 struct cam_sim *sim; 3516 3517 if (disk_data == NULL) { 3518 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20)); 3519 if (disk_size < (50 << 20)) { 3520 disk_size = 50 << 20; 3521 } 3522 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO); 3523 if (disk_data == NULL) { 3524 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__); 3525 goto out; 3526 } 3527 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20)); 3528 } 3529 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO); 3530 if (junk_data == NULL) { 3531 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__); 3532 goto out; 3533 } 3534 3535 3536 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO); 3537 if (softc == NULL) { 3538 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__); 3539 goto out; 3540 } 3541 TAILQ_INIT(&softc->work_queue); 3542 TAILQ_INIT(&softc->rework_queue); 3543 TAILQ_INIT(&softc->running_queue); 3544 TAILQ_INIT(&softc->inot_queue); 3545 softc->isp = isp; 3546 3547 periphdriver_register(&isptargdriver); 3548 ISP_GET_PC(isp, chan, sim, sim); 3549 ISP_GET_PC(isp, chan, path, path); 3550 status = xpt_create_path_unlocked(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 3551 if (status != CAM_REQ_CMP) { 3552 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__); 3553 return; 3554 } 3555 status = xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), 0, 0); 3556 if (status != CAM_REQ_CMP) { 3557 xpt_free_path(wpath); 3558 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__); 3559 return; 3560 } 3561 3562 ccb = xpt_alloc_ccb(); 3563 3564 ISP_LOCK(isp); 3565 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc); 3566 if (status != CAM_REQ_CMP) { 3567 ISP_UNLOCK(isp); 3568 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__); 3569 goto out; 3570 } 3571 wperiph = cam_periph_find(wpath, "isptarg"); 3572 if (wperiph == NULL) { 3573 ISP_UNLOCK(isp); 3574 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__); 3575 goto out; 3576 } 3577 3578 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc); 3579 if (status != CAM_REQ_CMP) { 3580 ISP_UNLOCK(isp); 3581 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__); 3582 goto out; 3583 } 3584 3585 periph = cam_periph_find(path, "isptarg"); 3586 if (periph == NULL) { 3587 ISP_UNLOCK(isp); 3588 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__); 3589 goto out; 3590 } 3591 3592 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath); 3593 if (status != CAM_REQ_CMP) { 3594 ISP_UNLOCK(isp); 3595 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__); 3596 goto out; 3597 } 3598 3599 ISP_UNLOCK(isp); 3600 3601 ccb = xpt_alloc_ccb(); 3602 3603 /* 3604 * Make sure role is none. 3605 */ 3606 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3607 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3608 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE; 3609 #ifdef ISP_TEST_WWNS 3610 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE | KNOB_VALID_ADDRESS; 3611 ccb->knob.xport_specific.fc.wwnn = 0x508004d000000000ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3612 ccb->knob.xport_specific.fc.wwpn = 0x508004d000000001ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3613 #else 3614 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3615 #endif 3616 3617 ISP_LOCK(isp); 3618 xpt_action(ccb); 3619 ISP_UNLOCK(isp); 3620 3621 /* 3622 * Now enable luns 3623 */ 3624 xpt_setup_ccb(&ccb->ccb_h, periph->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(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3633 goto out; 3634 } 3635 3636 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10); 3637 ccb->ccb_h.func_code = XPT_EN_LUN; 3638 ccb->cel.enable = 1; 3639 ISP_LOCK(isp); 3640 xpt_action(ccb); 3641 ISP_UNLOCK(isp); 3642 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3643 xpt_free_ccb(ccb); 3644 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3645 goto out; 3646 } 3647 xpt_free_ccb(ccb); 3648 3649 /* 3650 * Add resources 3651 */ 3652 ISP_GET_PC_ADDR(isp, chan, target_proc, wchan); 3653 for (i = 0; i < 4; i++) { 3654 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3655 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3656 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3657 ccb->ccb_h.cbfcnp = isptarg_done; 3658 ISP_LOCK(isp); 3659 xpt_action(ccb); 3660 ISP_UNLOCK(isp); 3661 } 3662 for (i = 0; i < NISP_TARG_CMDS; i++) { 3663 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3664 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3665 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3666 ccb->ccb_h.cbfcnp = isptarg_done; 3667 ISP_LOCK(isp); 3668 xpt_action(ccb); 3669 ISP_UNLOCK(isp); 3670 } 3671 for (i = 0; i < 4; i++) { 3672 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3673 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3674 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3675 ccb->ccb_h.cbfcnp = isptarg_done; 3676 ISP_LOCK(isp); 3677 xpt_action(ccb); 3678 ISP_UNLOCK(isp); 3679 } 3680 for (i = 0; i < NISP_TARG_NOTIFIES; i++) { 3681 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3682 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3683 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3684 ccb->ccb_h.cbfcnp = isptarg_done; 3685 ISP_LOCK(isp); 3686 xpt_action(ccb); 3687 ISP_UNLOCK(isp); 3688 } 3689 3690 /* 3691 * Now turn it all back on 3692 */ 3693 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3694 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3695 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3696 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET; 3697 ISP_LOCK(isp); 3698 xpt_action(ccb); 3699 ISP_UNLOCK(isp); 3700 3701 /* 3702 * Okay, while things are still active, sleep... 3703 */ 3704 ISP_LOCK(isp); 3705 for (;;) { 3706 ISP_GET_PC(isp, chan, proc_active, i); 3707 if (i == 0) { 3708 break; 3709 } 3710 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0); 3711 } 3712 ISP_UNLOCK(isp); 3713 3714 out: 3715 if (wperiph) { 3716 cam_periph_invalidate(wperiph); 3717 } 3718 if (periph) { 3719 cam_periph_invalidate(periph); 3720 } 3721 if (junk_data) { 3722 free(junk_data, M_ISPTARG); 3723 } 3724 if (disk_data) { 3725 free(disk_data, M_ISPTARG); 3726 } 3727 if (softc) { 3728 free(softc, M_ISPTARG); 3729 } 3730 xpt_free_path(path); 3731 xpt_free_path(wpath); 3732 } 3733 3734 static void 3735 isp_target_thread_pi(void *arg) 3736 { 3737 struct isp_spi *pi = arg; 3738 isp_target_thread(cam_sim_softc(pi->sim), cam_sim_bus(pi->sim)); 3739 } 3740 3741 static void 3742 isp_target_thread_fc(void *arg) 3743 { 3744 struct isp_fc *fc = arg; 3745 isp_target_thread(cam_sim_softc(fc->sim), cam_sim_bus(fc->sim)); 3746 } 3747 3748 static int 3749 isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp) 3750 { 3751 uint32_t cnt, curcnt; 3752 uint64_t lba; 3753 3754 switch (cdb[0]) { 3755 case WRITE_16: 3756 case READ_16: 3757 cnt = (((uint32_t)cdb[10]) << 24) | 3758 (((uint32_t)cdb[11]) << 16) | 3759 (((uint32_t)cdb[12]) << 8) | 3760 ((uint32_t)cdb[13]); 3761 3762 lba = (((uint64_t)cdb[2]) << 56) | 3763 (((uint64_t)cdb[3]) << 48) | 3764 (((uint64_t)cdb[4]) << 40) | 3765 (((uint64_t)cdb[5]) << 32) | 3766 (((uint64_t)cdb[6]) << 24) | 3767 (((uint64_t)cdb[7]) << 16) | 3768 (((uint64_t)cdb[8]) << 8) | 3769 ((uint64_t)cdb[9]); 3770 break; 3771 case WRITE_12: 3772 case READ_12: 3773 cnt = (((uint32_t)cdb[6]) << 16) | 3774 (((uint32_t)cdb[7]) << 8) | 3775 ((u_int32_t)cdb[8]); 3776 3777 lba = (((uint32_t)cdb[2]) << 24) | 3778 (((uint32_t)cdb[3]) << 16) | 3779 (((uint32_t)cdb[4]) << 8) | 3780 ((uint32_t)cdb[5]); 3781 break; 3782 case WRITE_10: 3783 case READ_10: 3784 cnt = (((uint32_t)cdb[7]) << 8) | 3785 ((u_int32_t)cdb[8]); 3786 3787 lba = (((uint32_t)cdb[2]) << 24) | 3788 (((uint32_t)cdb[3]) << 16) | 3789 (((uint32_t)cdb[4]) << 8) | 3790 ((uint32_t)cdb[5]); 3791 break; 3792 case WRITE_6: 3793 case READ_6: 3794 cnt = cdb[4]; 3795 if (cnt == 0) { 3796 cnt = 256; 3797 } 3798 lba = (((uint32_t)cdb[1] & 0x1f) << 16) | 3799 (((uint32_t)cdb[2]) << 8) | 3800 ((uint32_t)cdb[3]); 3801 break; 3802 default: 3803 return (-1); 3804 } 3805 3806 cnt <<= DISK_SHIFT; 3807 lba <<= DISK_SHIFT; 3808 3809 if (offset == cnt) { 3810 *lp = 1; 3811 return (0); 3812 } 3813 3814 if (lba + cnt > dl) { 3815 return (-1); 3816 } 3817 3818 3819 curcnt = MAX_ISP_TARG_TRANSFER; 3820 if (offset + curcnt >= cnt) { 3821 curcnt = cnt - offset; 3822 *lp = 1; 3823 } else { 3824 *lp = 0; 3825 } 3826 *tl = curcnt; 3827 *kp = &dp[lba + offset]; 3828 return (0); 3829 } 3830 3831 #endif 3832 #endif 3833 3834 static void 3835 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 3836 { 3837 struct cam_sim *sim; 3838 int bus, tgt; 3839 ispsoftc_t *isp; 3840 3841 sim = (struct cam_sim *)cbarg; 3842 isp = (ispsoftc_t *) cam_sim_softc(sim); 3843 bus = cam_sim_bus(sim); 3844 tgt = xpt_path_target_id(path); 3845 3846 switch (code) { 3847 case AC_LOST_DEVICE: 3848 if (IS_SCSI(isp)) { 3849 uint16_t oflags, nflags; 3850 sdparam *sdp = SDPARAM(isp, bus); 3851 3852 if (tgt >= 0) { 3853 nflags = sdp->isp_devparam[tgt].nvrm_flags; 3854 #ifndef ISP_TARGET_MODE 3855 nflags &= DPARM_SAFE_DFLT; 3856 if (isp->isp_loaded_fw) { 3857 nflags |= DPARM_NARROW | DPARM_ASYNC; 3858 } 3859 #else 3860 nflags = DPARM_DEFAULT; 3861 #endif 3862 oflags = sdp->isp_devparam[tgt].goal_flags; 3863 sdp->isp_devparam[tgt].goal_flags = nflags; 3864 sdp->isp_devparam[tgt].dev_update = 1; 3865 sdp->update = 1; 3866 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3867 sdp->isp_devparam[tgt].goal_flags = oflags; 3868 } 3869 } 3870 break; 3871 default: 3872 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 3873 break; 3874 } 3875 } 3876 3877 static void 3878 isp_poll(struct cam_sim *sim) 3879 { 3880 ispsoftc_t *isp = cam_sim_softc(sim); 3881 uint32_t isr; 3882 uint16_t sema, mbox; 3883 3884 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 3885 isp_intr(isp, isr, sema, mbox); 3886 } 3887 } 3888 3889 3890 static void 3891 isp_watchdog(void *arg) 3892 { 3893 struct ccb_scsiio *xs = arg; 3894 ispsoftc_t *isp; 3895 uint32_t ohandle = ISP_HANDLE_FREE, handle; 3896 3897 isp = XS_ISP(xs); 3898 3899 handle = isp_find_handle(isp, xs); 3900 3901 if (handle != ISP_HANDLE_FREE && !XS_CMD_WPEND_P(xs)) { 3902 isp_xs_prt(isp, xs, ISP_LOGWARN, "first watchdog (handle 0x%x) timed out- deferring for grace period", handle); 3903 callout_reset(&PISP_PCMD(xs)->wdog, 2 * hz, isp_watchdog, xs); 3904 XS_CMD_S_WPEND(xs); 3905 return; 3906 } 3907 XS_C_TACTIVE(xs); 3908 3909 /* 3910 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 3911 */ 3912 if (handle != ISP_HANDLE_FREE) { 3913 uint32_t isr; 3914 uint16_t sema, mbox; 3915 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) != 0) { 3916 isp_intr(isp, isr, sema, mbox); 3917 } 3918 ohandle = handle; 3919 handle = isp_find_handle(isp, xs); 3920 } 3921 if (handle != ISP_HANDLE_FREE) { 3922 /* 3923 * Try and make sure the command is really dead before 3924 * we release the handle (and DMA resources) for reuse. 3925 * 3926 * If we are successful in aborting the command then 3927 * we're done here because we'll get the command returned 3928 * back separately. 3929 */ 3930 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 3931 return; 3932 } 3933 3934 /* 3935 * Note that after calling the above, the command may in 3936 * fact have been completed. 3937 */ 3938 xs = isp_find_xs(isp, handle); 3939 3940 /* 3941 * If the command no longer exists, then we won't 3942 * be able to find the xs again with this handle. 3943 */ 3944 if (xs == NULL) { 3945 return; 3946 } 3947 3948 /* 3949 * After this point, the command is really dead. 3950 */ 3951 if (XS_XFRLEN(xs)) { 3952 ISP_DMAFREE(isp, xs, handle); 3953 } 3954 isp_destroy_handle(isp, handle); 3955 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 3956 XS_SETERR(xs, CAM_CMD_TIMEOUT); 3957 isp_prt_endcmd(isp, xs); 3958 isp_done(xs); 3959 } else { 3960 if (ohandle != ISP_HANDLE_FREE) { 3961 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 3962 } else { 3963 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 3964 } 3965 } 3966 } 3967 3968 static void 3969 isp_make_here(ispsoftc_t *isp, int chan, int tgt) 3970 { 3971 union ccb *ccb; 3972 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3973 3974 if (isp_autoconfig == 0) { 3975 return; 3976 } 3977 3978 /* 3979 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 3980 */ 3981 ccb = xpt_alloc_ccb_nowait(); 3982 if (ccb == NULL) { 3983 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 3984 return; 3985 } 3986 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3987 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 3988 xpt_free_ccb(ccb); 3989 return; 3990 } 3991 xpt_rescan(ccb); 3992 } 3993 3994 static void 3995 isp_make_gone(ispsoftc_t *isp, int chan, int tgt) 3996 { 3997 struct cam_path *tp; 3998 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3999 4000 if (isp_autoconfig == 0) { 4001 return; 4002 } 4003 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 4004 xpt_async(AC_LOST_DEVICE, tp, NULL); 4005 xpt_free_path(tp); 4006 } 4007 } 4008 4009 /* 4010 * Gone Device Timer Function- when we have decided that a device has gone 4011 * away, we wait a specific period of time prior to telling the OS it has 4012 * gone away. 4013 * 4014 * This timer function fires once a second and then scans the port database 4015 * for devices that are marked dead but still have a virtual target assigned. 4016 * We decrement a counter for that port database entry, and when it hits zero, 4017 * we tell the OS the device has gone away. 4018 */ 4019 static void 4020 isp_gdt(void *arg) 4021 { 4022 struct isp_fc *fc = arg; 4023 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 4024 } 4025 4026 static void 4027 isp_gdt_task(void *arg, int pending) 4028 { 4029 struct isp_fc *fc = arg; 4030 ispsoftc_t *isp = fc->isp; 4031 int chan = fc - isp->isp_osinfo.pc.fc; 4032 fcportdb_t *lp; 4033 int dbidx, tgt, more_to_do = 0; 4034 4035 ISP_LOCK(isp); 4036 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 4037 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4038 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4039 4040 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 4041 continue; 4042 } 4043 if (lp->dev_map_idx == 0 || lp->target_mode) { 4044 continue; 4045 } 4046 if (lp->gone_timer != 0) { 4047 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); 4048 lp->gone_timer -= 1; 4049 more_to_do++; 4050 continue; 4051 } 4052 tgt = lp->dev_map_idx - 1; 4053 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4054 lp->dev_map_idx = 0; 4055 lp->state = FC_PORTDB_STATE_NIL; 4056 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout"); 4057 isp_make_gone(isp, chan, tgt); 4058 } 4059 if (fc->ready) { 4060 if (more_to_do) { 4061 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4062 } else { 4063 callout_deactivate(&fc->gdt); 4064 isp_prt(isp, ISP_LOGSANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 4065 } 4066 } 4067 ISP_UNLOCK(isp); 4068 } 4069 4070 /* 4071 * Loop Down Timer Function- when loop goes down, a timer is started and 4072 * and after it expires we come here and take all probational devices that 4073 * the OS knows about and the tell the OS that they've gone away. 4074 * 4075 * We don't clear the devices out of our port database because, when loop 4076 * come back up, we have to do some actual cleanup with the chip at that 4077 * point (implicit PLOGO, e.g., to get the chip's port database state right). 4078 */ 4079 static void 4080 isp_ldt(void *arg) 4081 { 4082 struct isp_fc *fc = arg; 4083 taskqueue_enqueue(taskqueue_thread, &fc->ltask); 4084 } 4085 4086 static void 4087 isp_ldt_task(void *arg, int pending) 4088 { 4089 struct isp_fc *fc = arg; 4090 ispsoftc_t *isp = fc->isp; 4091 int chan = fc - isp->isp_osinfo.pc.fc; 4092 fcportdb_t *lp; 4093 int dbidx, tgt, i; 4094 4095 ISP_LOCK(isp); 4096 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime); 4097 callout_deactivate(&fc->ldt); 4098 4099 /* 4100 * Notify to the OS all targets who we now consider have departed. 4101 */ 4102 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4103 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4104 4105 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 4106 continue; 4107 } 4108 if (lp->dev_map_idx == 0 || lp->target_mode) { 4109 continue; 4110 } 4111 4112 /* 4113 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 4114 */ 4115 4116 4117 for (i = 0; i < isp->isp_maxcmds; i++) { 4118 struct ccb_scsiio *xs; 4119 4120 if (!ISP_VALID_HANDLE(isp, isp->isp_xflist[i].handle)) { 4121 continue; 4122 } 4123 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 4124 continue; 4125 } 4126 if (dbidx != (FCPARAM(isp, chan)->isp_dev_map[XS_TGT(xs)] - 1)) { 4127 continue; 4128 } 4129 isp_prt(isp, ISP_LOGWARN, "command handle 0x%08x for %d.%d.%d orphaned by loop down timeout", 4130 isp->isp_xflist[i].handle, chan, XS_TGT(xs), XS_LUN(xs)); 4131 } 4132 4133 /* 4134 * Mark that we've announced that this device is gone.... 4135 */ 4136 lp->reserved = 1; 4137 4138 /* 4139 * but *don't* change the state of the entry. Just clear 4140 * any target id stuff and announce to CAM that the 4141 * device is gone. This way any necessary PLOGO stuff 4142 * will happen when loop comes back up. 4143 */ 4144 4145 tgt = lp->dev_map_idx - 1; 4146 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4147 lp->dev_map_idx = 0; 4148 lp->state = FC_PORTDB_STATE_NIL; 4149 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout"); 4150 isp_make_gone(isp, chan, tgt); 4151 } 4152 4153 if (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR) { 4154 isp_unfreeze_loopdown(isp, chan); 4155 } 4156 /* 4157 * The loop down timer has expired. Wake up the kthread 4158 * to notice that fact (or make it false). 4159 */ 4160 fc->loop_dead = 1; 4161 fc->loop_down_time = fc->loop_down_limit+1; 4162 wakeup(fc); 4163 ISP_UNLOCK(isp); 4164 } 4165 4166 static void 4167 isp_kthread(void *arg) 4168 { 4169 struct isp_fc *fc = arg; 4170 ispsoftc_t *isp = fc->isp; 4171 int chan = fc - isp->isp_osinfo.pc.fc; 4172 int slp = 0; 4173 4174 mtx_lock(&isp->isp_osinfo.lock); 4175 4176 for (;;) { 4177 int lb, lim; 4178 4179 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan); 4180 lb = isp_fc_runstate(isp, chan, 250000); 4181 4182 /* 4183 * Our action is different based upon whether we're supporting 4184 * Initiator mode or not. If we are, we might freeze the simq 4185 * when loop is down and set all sorts of different delays to 4186 * check again. 4187 * 4188 * If not, we simply just wait for loop to come up. 4189 */ 4190 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) { 4191 /* 4192 * Increment loop down time by the last sleep interval 4193 */ 4194 fc->loop_down_time += slp; 4195 4196 if (lb < 0) { 4197 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time); 4198 } else { 4199 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC got to %d (down count %d)", __func__, chan, lb, fc->loop_down_time); 4200 } 4201 4202 /* 4203 * If we've never seen loop up and we've waited longer 4204 * than quickboot time, or we've seen loop up but we've 4205 * waited longer than loop_down_limit, give up and go 4206 * to sleep until loop comes up. 4207 */ 4208 if (FCPARAM(isp, chan)->loop_seen_once == 0) { 4209 lim = isp_quickboot_time; 4210 } else { 4211 lim = fc->loop_down_limit; 4212 } 4213 if (fc->loop_down_time >= lim) { 4214 isp_freeze_loopdown(isp, chan, "loop limit hit"); 4215 slp = 0; 4216 } else if (fc->loop_down_time < 10) { 4217 slp = 1; 4218 } else if (fc->loop_down_time < 30) { 4219 slp = 5; 4220 } else if (fc->loop_down_time < 60) { 4221 slp = 10; 4222 } else if (fc->loop_down_time < 120) { 4223 slp = 20; 4224 } else { 4225 slp = 30; 4226 } 4227 4228 } else if (lb) { 4229 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan); 4230 fc->loop_down_time += slp; 4231 slp = 60; 4232 } else { 4233 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan); 4234 fc->loop_down_time = 0; 4235 slp = 0; 4236 } 4237 4238 4239 /* 4240 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it 4241 * now so that CAM can start sending us commands. 4242 * 4243 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again 4244 * or kill the commands, as appropriate. 4245 */ 4246 4247 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) { 4248 isp_unfreeze_loopdown(isp, chan); 4249 } 4250 4251 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp); 4252 4253 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 4254 4255 /* 4256 * If slp is zero, we're waking up for the first time after 4257 * things have been okay. In this case, we set a deferral state 4258 * for all commands and delay hysteresis seconds before starting 4259 * the FC state evaluation. This gives the loop/fabric a chance 4260 * to settle. 4261 */ 4262 if (slp == 0 && fc->hysteresis) { 4263 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz); 4264 mtx_unlock(&isp->isp_osinfo.lock); 4265 pause("ispt", fc->hysteresis * hz); 4266 mtx_lock(&isp->isp_osinfo.lock); 4267 } 4268 } 4269 mtx_unlock(&isp->isp_osinfo.lock); 4270 } 4271 4272 static void 4273 isp_action(struct cam_sim *sim, union ccb *ccb) 4274 { 4275 int bus, tgt, ts, error, lim; 4276 ispsoftc_t *isp; 4277 struct ccb_trans_settings *cts; 4278 4279 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 4280 4281 isp = (ispsoftc_t *)cam_sim_softc(sim); 4282 mtx_assert(&isp->isp_lock, MA_OWNED); 4283 4284 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) { 4285 isp_init(isp); 4286 if (isp->isp_state != ISP_INITSTATE) { 4287 /* 4288 * Lie. Say it was a selection timeout. 4289 */ 4290 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 4291 xpt_freeze_devq(ccb->ccb_h.path, 1); 4292 xpt_done(ccb); 4293 return; 4294 } 4295 isp->isp_state = ISP_RUNSTATE; 4296 } 4297 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 4298 ISP_PCMD(ccb) = NULL; 4299 4300 switch (ccb->ccb_h.func_code) { 4301 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 4302 bus = XS_CHANNEL(ccb); 4303 /* 4304 * Do a couple of preliminary checks... 4305 */ 4306 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 4307 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 4308 ccb->ccb_h.status = CAM_REQ_INVALID; 4309 xpt_done(ccb); 4310 break; 4311 } 4312 } 4313 #ifdef DIAGNOSTIC 4314 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 4315 xpt_print(ccb->ccb_h.path, "invalid target\n"); 4316 ccb->ccb_h.status = CAM_PATH_INVALID; 4317 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 4318 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 4319 ccb->ccb_h.status = CAM_PATH_INVALID; 4320 } 4321 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 4322 xpt_done(ccb); 4323 break; 4324 } 4325 #endif 4326 ccb->csio.scsi_status = SCSI_STATUS_OK; 4327 if (isp_get_pcmd(isp, ccb)) { 4328 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 4329 cam_freeze_devq(ccb->ccb_h.path); 4330 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 4331 xpt_done(ccb); 4332 break; 4333 } 4334 error = isp_start((XS_T *) ccb); 4335 switch (error) { 4336 case CMD_QUEUED: 4337 XS_CMD_S_CLEAR(ccb); 4338 ccb->ccb_h.status |= CAM_SIM_QUEUED; 4339 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 4340 break; 4341 } 4342 ts = ccb->ccb_h.timeout; 4343 if (ts == CAM_TIME_DEFAULT) { 4344 ts = 60*1000; 4345 } 4346 ts = isp_mstohz(ts); 4347 XS_S_TACTIVE(ccb); 4348 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 4349 break; 4350 case CMD_RQLATER: 4351 /* 4352 * We get this result for FC devices if the loop state isn't ready yet 4353 * or if the device in question has gone zombie on us. 4354 * 4355 * If we've never seen Loop UP at all, we requeue this request and wait 4356 * for the initial loop up delay to expire. 4357 */ 4358 lim = ISP_FC_PC(isp, bus)->loop_down_limit; 4359 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) { 4360 if (FCPARAM(isp, bus)->loop_seen_once == 0) { 4361 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime); 4362 } else { 4363 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); 4364 } 4365 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 4366 xpt_freeze_devq(ccb->ccb_h.path, 1); 4367 isp_free_pcmd(isp, ccb); 4368 xpt_done(ccb); 4369 break; 4370 } 4371 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 4372 cam_freeze_devq(ccb->ccb_h.path); 4373 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4374 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4375 isp_free_pcmd(isp, ccb); 4376 xpt_done(ccb); 4377 break; 4378 case CMD_EAGAIN: 4379 isp_free_pcmd(isp, ccb); 4380 cam_freeze_devq(ccb->ccb_h.path); 4381 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 4382 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4383 xpt_done(ccb); 4384 break; 4385 case CMD_COMPLETE: 4386 isp_done((struct ccb_scsiio *) ccb); 4387 break; 4388 default: 4389 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 4390 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 4391 isp_free_pcmd(isp, ccb); 4392 xpt_done(ccb); 4393 } 4394 break; 4395 4396 #ifdef ISP_TARGET_MODE 4397 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 4398 if (ccb->cel.enable) { 4399 isp_enable_lun(isp, ccb); 4400 } else { 4401 isp_disable_lun(isp, ccb); 4402 } 4403 break; 4404 case XPT_IMMED_NOTIFY: 4405 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 4406 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 4407 { 4408 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 4409 if (tptr == NULL) { 4410 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 4411 } 4412 if (tptr == NULL) { 4413 const char *str; 4414 uint32_t tag; 4415 4416 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4417 str = "XPT_IMMEDIATE_NOTIFY"; 4418 tag = ccb->cin1.seq_id; 4419 } else { 4420 tag = ccb->atio.tag_id; 4421 str = "XPT_ACCEPT_TARGET_IO"; 4422 } 4423 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 4424 dump_tstates(isp, XS_CHANNEL(ccb)); 4425 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4426 break; 4427 } 4428 ccb->ccb_h.sim_priv.entries[0].field = 0; 4429 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 4430 ccb->ccb_h.flags = 0; 4431 4432 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 4433 if (ccb->atio.tag_id) { 4434 atio_private_data_t *atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 4435 if (atp) { 4436 isp_put_atpd(isp, tptr, atp); 4437 } 4438 } 4439 tptr->atio_count++; 4440 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 4441 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 4442 ((struct ccb_accept_tio *)ccb)->tag_id, tptr->atio_count); 4443 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4444 if (ccb->cin1.tag_id) { 4445 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 4446 if (ntp) { 4447 isp_put_ntpd(isp, tptr, ntp); 4448 } 4449 } 4450 tptr->inot_count++; 4451 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4452 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4453 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count); 4454 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 4455 tptr->inot_count++; 4456 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4457 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4458 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count); 4459 } 4460 rls_lun_statep(isp, tptr); 4461 ccb->ccb_h.status = CAM_REQ_INPROG; 4462 break; 4463 } 4464 case XPT_NOTIFY_ACK: 4465 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4466 break; 4467 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 4468 { 4469 tstate_t *tptr; 4470 inot_private_data_t *ntp; 4471 4472 /* 4473 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 4474 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 4475 */ 4476 /* 4477 * All the relevant path information is in the associated immediate notify 4478 */ 4479 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); 4480 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 4481 if (ntp == NULL) { 4482 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__, 4483 ccb->cna2.tag_id, ccb->cna2.seq_id); 4484 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4485 xpt_done(ccb); 4486 break; 4487 } 4488 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 4489 rls_lun_statep(isp, tptr); 4490 cam_freeze_devq(ccb->ccb_h.path); 4491 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4492 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4493 break; 4494 } 4495 isp_put_ntpd(isp, tptr, ntp); 4496 rls_lun_statep(isp, tptr); 4497 ccb->ccb_h.status = CAM_REQ_CMP; 4498 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); 4499 xpt_done(ccb); 4500 break; 4501 } 4502 case XPT_CONT_TARGET_IO: 4503 isp_target_start_ctio(isp, ccb); 4504 break; 4505 #endif 4506 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 4507 4508 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 4509 tgt = ccb->ccb_h.target_id; 4510 tgt |= (bus << 16); 4511 4512 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 4513 if (error) { 4514 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4515 } else { 4516 ccb->ccb_h.status = CAM_REQ_CMP; 4517 } 4518 xpt_done(ccb); 4519 break; 4520 case XPT_ABORT: /* Abort the specified CCB */ 4521 { 4522 union ccb *accb = ccb->cab.abort_ccb; 4523 switch (accb->ccb_h.func_code) { 4524 #ifdef ISP_TARGET_MODE 4525 case XPT_ACCEPT_TARGET_IO: 4526 isp_target_mark_aborted(isp, ccb); 4527 break; 4528 #endif 4529 case XPT_SCSI_IO: 4530 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 4531 if (error) { 4532 ccb->ccb_h.status = CAM_UA_ABORT; 4533 } else { 4534 ccb->ccb_h.status = CAM_REQ_CMP; 4535 } 4536 break; 4537 default: 4538 ccb->ccb_h.status = CAM_REQ_INVALID; 4539 break; 4540 } 4541 /* 4542 * This is not a queued CCB, so the caller expects it to be 4543 * complete when control is returned. 4544 */ 4545 break; 4546 } 4547 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 4548 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 4549 cts = &ccb->cts; 4550 if (!IS_CURRENT_SETTINGS(cts)) { 4551 ccb->ccb_h.status = CAM_REQ_INVALID; 4552 xpt_done(ccb); 4553 break; 4554 } 4555 tgt = cts->ccb_h.target_id; 4556 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4557 if (IS_SCSI(isp)) { 4558 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4559 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4560 sdparam *sdp = SDPARAM(isp, bus); 4561 uint16_t *dptr; 4562 4563 if (spi->valid == 0 && scsi->valid == 0) { 4564 ccb->ccb_h.status = CAM_REQ_CMP; 4565 xpt_done(ccb); 4566 break; 4567 } 4568 4569 /* 4570 * We always update (internally) from goal_flags 4571 * so any request to change settings just gets 4572 * vectored to that location. 4573 */ 4574 dptr = &sdp->isp_devparam[tgt].goal_flags; 4575 4576 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 4577 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 4578 *dptr |= DPARM_DISC; 4579 else 4580 *dptr &= ~DPARM_DISC; 4581 } 4582 4583 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 4584 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 4585 *dptr |= DPARM_TQING; 4586 else 4587 *dptr &= ~DPARM_TQING; 4588 } 4589 4590 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 4591 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 4592 *dptr |= DPARM_WIDE; 4593 else 4594 *dptr &= ~DPARM_WIDE; 4595 } 4596 4597 /* 4598 * XXX: FIX ME 4599 */ 4600 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 4601 *dptr |= DPARM_SYNC; 4602 /* 4603 * XXX: CHECK FOR LEGALITY 4604 */ 4605 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 4606 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 4607 } else { 4608 *dptr &= ~DPARM_SYNC; 4609 } 4610 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, 4611 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 4612 sdp->isp_devparam[tgt].dev_update = 1; 4613 sdp->update = 1; 4614 } 4615 ccb->ccb_h.status = CAM_REQ_CMP; 4616 xpt_done(ccb); 4617 break; 4618 case XPT_GET_TRAN_SETTINGS: 4619 cts = &ccb->cts; 4620 tgt = cts->ccb_h.target_id; 4621 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4622 if (IS_FC(isp)) { 4623 fcparam *fcp = FCPARAM(isp, bus); 4624 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4625 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 4626 unsigned int hdlidx; 4627 4628 cts->protocol = PROTO_SCSI; 4629 cts->protocol_version = SCSI_REV_2; 4630 cts->transport = XPORT_FC; 4631 cts->transport_version = 0; 4632 4633 scsi->valid = CTS_SCSI_VALID_TQ; 4634 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 4635 fc->valid = CTS_FC_VALID_SPEED; 4636 fc->bitrate = 100000; 4637 fc->bitrate *= fcp->isp_gbspeed; 4638 hdlidx = fcp->isp_dev_map[tgt] - 1; 4639 if (hdlidx < MAX_FC_TARG) { 4640 fcportdb_t *lp = &fcp->portdb[hdlidx]; 4641 fc->wwnn = lp->node_wwn; 4642 fc->wwpn = lp->port_wwn; 4643 fc->port = lp->portid; 4644 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 4645 } 4646 } else { 4647 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4648 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4649 sdparam *sdp = SDPARAM(isp, bus); 4650 uint16_t dval, pval, oval; 4651 4652 if (IS_CURRENT_SETTINGS(cts)) { 4653 sdp->isp_devparam[tgt].dev_refresh = 1; 4654 sdp->update = 1; 4655 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 4656 dval = sdp->isp_devparam[tgt].actv_flags; 4657 oval = sdp->isp_devparam[tgt].actv_offset; 4658 pval = sdp->isp_devparam[tgt].actv_period; 4659 } else { 4660 dval = sdp->isp_devparam[tgt].nvrm_flags; 4661 oval = sdp->isp_devparam[tgt].nvrm_offset; 4662 pval = sdp->isp_devparam[tgt].nvrm_period; 4663 } 4664 4665 cts->protocol = PROTO_SCSI; 4666 cts->protocol_version = SCSI_REV_2; 4667 cts->transport = XPORT_SPI; 4668 cts->transport_version = 2; 4669 4670 spi->valid = 0; 4671 scsi->valid = 0; 4672 spi->flags = 0; 4673 scsi->flags = 0; 4674 if (dval & DPARM_DISC) { 4675 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4676 } 4677 if ((dval & DPARM_SYNC) && oval && pval) { 4678 spi->sync_offset = oval; 4679 spi->sync_period = pval; 4680 } else { 4681 spi->sync_offset = 0; 4682 spi->sync_period = 0; 4683 } 4684 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4685 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4686 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 4687 if (dval & DPARM_WIDE) { 4688 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4689 } else { 4690 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4691 } 4692 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 4693 scsi->valid = CTS_SCSI_VALID_TQ; 4694 if (dval & DPARM_TQING) { 4695 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4696 } 4697 spi->valid |= CTS_SPI_VALID_DISC; 4698 } 4699 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%d) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 4700 bus, tgt, cts->ccb_h.target_lun, dval, oval, pval); 4701 } 4702 ccb->ccb_h.status = CAM_REQ_CMP; 4703 xpt_done(ccb); 4704 break; 4705 4706 case XPT_CALC_GEOMETRY: 4707 cam_calc_geometry(&ccb->ccg, 1); 4708 xpt_done(ccb); 4709 break; 4710 4711 case XPT_RESET_BUS: /* Reset the specified bus */ 4712 bus = cam_sim_bus(sim); 4713 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 4714 if (error) { 4715 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4716 xpt_done(ccb); 4717 break; 4718 } 4719 if (bootverbose) { 4720 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 4721 } 4722 if (IS_FC(isp)) { 4723 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 4724 } else { 4725 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 4726 } 4727 ccb->ccb_h.status = CAM_REQ_CMP; 4728 xpt_done(ccb); 4729 break; 4730 4731 case XPT_TERM_IO: /* Terminate the I/O process */ 4732 ccb->ccb_h.status = CAM_REQ_INVALID; 4733 xpt_done(ccb); 4734 break; 4735 4736 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 4737 { 4738 struct ccb_sim_knob *kp = &ccb->knob; 4739 fcparam *fcp; 4740 4741 4742 if (!IS_FC(isp)) { 4743 ccb->ccb_h.status = CAM_REQ_INVALID; 4744 xpt_done(ccb); 4745 break; 4746 } 4747 4748 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4749 fcp = FCPARAM(isp, bus); 4750 4751 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 4752 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 4753 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 4754 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 4755 } 4756 ccb->ccb_h.status = CAM_REQ_CMP; 4757 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 4758 int rchange = 0; 4759 int newrole = 0; 4760 4761 switch (kp->xport_specific.fc.role) { 4762 case KNOB_ROLE_NONE: 4763 if (fcp->role != ISP_ROLE_NONE) { 4764 rchange = 1; 4765 newrole = ISP_ROLE_NONE; 4766 } 4767 break; 4768 case KNOB_ROLE_TARGET: 4769 if (fcp->role != ISP_ROLE_TARGET) { 4770 rchange = 1; 4771 newrole = ISP_ROLE_TARGET; 4772 } 4773 break; 4774 case KNOB_ROLE_INITIATOR: 4775 if (fcp->role != ISP_ROLE_INITIATOR) { 4776 rchange = 1; 4777 newrole = ISP_ROLE_INITIATOR; 4778 } 4779 break; 4780 case KNOB_ROLE_BOTH: 4781 #if 0 4782 if (fcp->role != ISP_ROLE_BOTH) { 4783 rchange = 1; 4784 newrole = ISP_ROLE_BOTH; 4785 } 4786 #else 4787 /* 4788 * We don't really support dual role at present on FC cards. 4789 * 4790 * We should, but a bunch of things are currently broken, 4791 * so don't allow it. 4792 */ 4793 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 4794 ccb->ccb_h.status = CAM_REQ_INVALID; 4795 #endif 4796 break; 4797 } 4798 if (rchange) { 4799 if (isp_fc_change_role(isp, bus, newrole) != 0) { 4800 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4801 #ifdef ISP_TARGET_MODE 4802 } else if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) { 4803 isp_enable_deferred_luns(isp, bus); 4804 #endif 4805 } 4806 } 4807 } 4808 xpt_done(ccb); 4809 break; 4810 } 4811 case XPT_GET_SIM_KNOB: /* Set SIM knobs */ 4812 { 4813 struct ccb_sim_knob *kp = &ccb->knob; 4814 4815 if (IS_FC(isp)) { 4816 fcparam *fcp; 4817 4818 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4819 fcp = FCPARAM(isp, bus); 4820 4821 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 4822 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 4823 switch (fcp->role) { 4824 case ISP_ROLE_NONE: 4825 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 4826 break; 4827 case ISP_ROLE_TARGET: 4828 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 4829 break; 4830 case ISP_ROLE_INITIATOR: 4831 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 4832 break; 4833 case ISP_ROLE_BOTH: 4834 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 4835 break; 4836 } 4837 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 4838 ccb->ccb_h.status = CAM_REQ_CMP; 4839 } else { 4840 ccb->ccb_h.status = CAM_REQ_INVALID; 4841 } 4842 xpt_done(ccb); 4843 break; 4844 } 4845 case XPT_PATH_INQ: /* Path routing inquiry */ 4846 { 4847 struct ccb_pathinq *cpi = &ccb->cpi; 4848 4849 cpi->version_num = 1; 4850 #ifdef ISP_TARGET_MODE 4851 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 4852 #else 4853 cpi->target_sprt = 0; 4854 #endif 4855 cpi->hba_eng_cnt = 0; 4856 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 4857 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 4858 cpi->bus_id = cam_sim_bus(sim); 4859 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 4860 if (IS_FC(isp)) { 4861 fcparam *fcp = FCPARAM(isp, bus); 4862 4863 cpi->hba_misc = PIM_NOBUSRESET; 4864 4865 /* 4866 * Because our loop ID can shift from time to time, 4867 * make our initiator ID out of range of our bus. 4868 */ 4869 cpi->initiator_id = cpi->max_target + 1; 4870 4871 /* 4872 * Set base transfer capabilities for Fibre Channel, for this HBA. 4873 */ 4874 if (IS_25XX(isp)) { 4875 cpi->base_transfer_speed = 8000000; 4876 } else if (IS_24XX(isp)) { 4877 cpi->base_transfer_speed = 4000000; 4878 } else if (IS_23XX(isp)) { 4879 cpi->base_transfer_speed = 2000000; 4880 } else { 4881 cpi->base_transfer_speed = 1000000; 4882 } 4883 cpi->hba_inquiry = PI_TAG_ABLE; 4884 cpi->transport = XPORT_FC; 4885 cpi->transport_version = 0; 4886 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 4887 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 4888 cpi->xport_specific.fc.port = fcp->isp_portid; 4889 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 4890 } else { 4891 sdparam *sdp = SDPARAM(isp, bus); 4892 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 4893 cpi->hba_misc = 0; 4894 cpi->initiator_id = sdp->isp_initiator_id; 4895 cpi->base_transfer_speed = 3300; 4896 cpi->transport = XPORT_SPI; 4897 cpi->transport_version = 2; 4898 } 4899 cpi->protocol = PROTO_SCSI; 4900 cpi->protocol_version = SCSI_REV_2; 4901 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 4902 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 4903 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 4904 cpi->unit_number = cam_sim_unit(sim); 4905 cpi->ccb_h.status = CAM_REQ_CMP; 4906 xpt_done(ccb); 4907 break; 4908 } 4909 default: 4910 ccb->ccb_h.status = CAM_REQ_INVALID; 4911 xpt_done(ccb); 4912 break; 4913 } 4914 } 4915 4916 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 4917 4918 void 4919 isp_done(XS_T *sccb) 4920 { 4921 ispsoftc_t *isp = XS_ISP(sccb); 4922 uint32_t status; 4923 4924 if (XS_NOERR(sccb)) 4925 XS_SETERR(sccb, CAM_REQ_CMP); 4926 4927 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 4928 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 4929 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 4930 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 4931 } else { 4932 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 4933 } 4934 } 4935 4936 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4937 status = sccb->ccb_h.status & CAM_STATUS_MASK; 4938 if (status != CAM_REQ_CMP) { 4939 if (status != CAM_SEL_TIMEOUT) 4940 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); 4941 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 4942 sccb->ccb_h.status |= CAM_DEV_QFRZN; 4943 xpt_freeze_devq(sccb->ccb_h.path, 1); 4944 } 4945 } 4946 4947 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4948 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 4949 } 4950 4951 XS_CMD_S_DONE(sccb); 4952 if (XS_TACTIVE_P(sccb)) 4953 callout_stop(&PISP_PCMD(sccb)->wdog); 4954 XS_CMD_S_CLEAR(sccb); 4955 isp_free_pcmd(isp, (union ccb *) sccb); 4956 xpt_done((union ccb *) sccb); 4957 } 4958 4959 void 4960 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 4961 { 4962 int bus; 4963 static const char prom[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s WWPN 0x%08x%08x"; 4964 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s tgt %u WWPN 0x%08x%08x"; 4965 char *msg = NULL; 4966 target_id_t tgt; 4967 fcportdb_t *lp; 4968 struct isp_fc *fc; 4969 struct cam_path *tmppath; 4970 va_list ap; 4971 4972 switch (cmd) { 4973 case ISPASYNC_NEW_TGT_PARAMS: 4974 { 4975 struct ccb_trans_settings_scsi *scsi; 4976 struct ccb_trans_settings_spi *spi; 4977 int flags, tgt; 4978 sdparam *sdp; 4979 struct ccb_trans_settings cts; 4980 4981 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 4982 4983 va_start(ap, cmd); 4984 bus = va_arg(ap, int); 4985 tgt = va_arg(ap, int); 4986 va_end(ap); 4987 sdp = SDPARAM(isp, bus); 4988 4989 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4990 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 4991 break; 4992 } 4993 flags = sdp->isp_devparam[tgt].actv_flags; 4994 cts.type = CTS_TYPE_CURRENT_SETTINGS; 4995 cts.protocol = PROTO_SCSI; 4996 cts.transport = XPORT_SPI; 4997 4998 scsi = &cts.proto_specific.scsi; 4999 spi = &cts.xport_specific.spi; 5000 5001 if (flags & DPARM_TQING) { 5002 scsi->valid |= CTS_SCSI_VALID_TQ; 5003 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5004 } 5005 5006 if (flags & DPARM_DISC) { 5007 spi->valid |= CTS_SPI_VALID_DISC; 5008 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5009 } 5010 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 5011 if (flags & DPARM_WIDE) { 5012 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5013 } else { 5014 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5015 } 5016 if (flags & DPARM_SYNC) { 5017 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5018 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5019 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 5020 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 5021 } 5022 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); 5023 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 5024 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 5025 xpt_free_path(tmppath); 5026 break; 5027 } 5028 case ISPASYNC_BUS_RESET: 5029 { 5030 va_start(ap, cmd); 5031 bus = va_arg(ap, int); 5032 va_end(ap); 5033 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 5034 if (IS_FC(isp)) { 5035 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 5036 } else { 5037 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 5038 } 5039 break; 5040 } 5041 case ISPASYNC_LIP: 5042 if (msg == NULL) { 5043 msg = "LIP Received"; 5044 } 5045 /* FALLTHROUGH */ 5046 case ISPASYNC_LOOP_RESET: 5047 if (msg == NULL) { 5048 msg = "LOOP Reset"; 5049 } 5050 /* FALLTHROUGH */ 5051 case ISPASYNC_LOOP_DOWN: 5052 { 5053 if (msg == NULL) { 5054 msg = "LOOP Down"; 5055 } 5056 va_start(ap, cmd); 5057 bus = va_arg(ap, int); 5058 va_end(ap); 5059 5060 FCPARAM(isp, bus)->link_active = 0; 5061 5062 fc = ISP_FC_PC(isp, bus); 5063 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) { 5064 /* 5065 * We don't do any simq freezing if we are only in target mode 5066 */ 5067 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5068 if (fc->path) { 5069 isp_freeze_loopdown(isp, bus, msg); 5070 } 5071 if (!callout_active(&fc->ldt)) { 5072 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc); 5073 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_uptime); 5074 } 5075 } 5076 } 5077 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg); 5078 break; 5079 } 5080 case ISPASYNC_LOOP_UP: 5081 va_start(ap, cmd); 5082 bus = va_arg(ap, int); 5083 va_end(ap); 5084 fc = ISP_FC_PC(isp, bus); 5085 /* 5086 * Now we just note that Loop has come up. We don't 5087 * actually do anything because we're waiting for a 5088 * Change Notify before activating the FC cleanup 5089 * thread to look at the state of the loop again. 5090 */ 5091 FCPARAM(isp, bus)->link_active = 1; 5092 fc->loop_dead = 0; 5093 fc->loop_down_time = 0; 5094 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 5095 break; 5096 case ISPASYNC_DEV_ARRIVED: 5097 va_start(ap, cmd); 5098 bus = va_arg(ap, int); 5099 lp = va_arg(ap, fcportdb_t *); 5100 va_end(ap); 5101 fc = ISP_FC_PC(isp, bus); 5102 lp->reserved = 0; 5103 lp->gone_timer = 0; 5104 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT))) { 5105 int dbidx = lp - FCPARAM(isp, bus)->portdb; 5106 int i; 5107 5108 for (i = 0; i < MAX_FC_TARG; i++) { 5109 if (i >= FL_ID && i <= SNS_ID) { 5110 continue; 5111 } 5112 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) { 5113 break; 5114 } 5115 } 5116 if (i < MAX_FC_TARG) { 5117 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1; 5118 lp->dev_map_idx = i + 1; 5119 } else { 5120 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 5121 isp_dump_portdb(isp, bus); 5122 } 5123 } 5124 if (lp->dev_map_idx) { 5125 tgt = lp->dev_map_idx - 1; 5126 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); 5127 isp_make_here(isp, bus, tgt); 5128 } else { 5129 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); 5130 } 5131 break; 5132 case ISPASYNC_DEV_CHANGED: 5133 va_start(ap, cmd); 5134 bus = va_arg(ap, int); 5135 lp = va_arg(ap, fcportdb_t *); 5136 va_end(ap); 5137 fc = ISP_FC_PC(isp, bus); 5138 lp->reserved = 0; 5139 lp->gone_timer = 0; 5140 if (isp_change_is_bad) { 5141 lp->state = FC_PORTDB_STATE_NIL; 5142 if (lp->dev_map_idx) { 5143 tgt = lp->dev_map_idx - 1; 5144 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0; 5145 lp->dev_map_idx = 0; 5146 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad"); 5147 isp_make_gone(isp, bus, tgt); 5148 } else { 5149 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "changed and departed", 5150 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5151 } 5152 } else { 5153 lp->portid = lp->new_portid; 5154 lp->roles = lp->new_roles; 5155 if (lp->dev_map_idx) { 5156 int t = lp->dev_map_idx - 1; 5157 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1; 5158 tgt = lp->dev_map_idx - 1; 5159 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "changed at", tgt, 5160 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5161 } else { 5162 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); 5163 } 5164 } 5165 break; 5166 case ISPASYNC_DEV_STAYED: 5167 va_start(ap, cmd); 5168 bus = va_arg(ap, int); 5169 lp = va_arg(ap, fcportdb_t *); 5170 va_end(ap); 5171 if (lp->dev_map_idx) { 5172 tgt = lp->dev_map_idx - 1; 5173 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "stayed at", tgt, 5174 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5175 } else { 5176 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "stayed", 5177 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5178 } 5179 break; 5180 case ISPASYNC_DEV_GONE: 5181 va_start(ap, cmd); 5182 bus = va_arg(ap, int); 5183 lp = va_arg(ap, fcportdb_t *); 5184 va_end(ap); 5185 fc = ISP_FC_PC(isp, bus); 5186 /* 5187 * If this has a virtual target and we haven't marked it 5188 * that we're going to have isp_gdt tell the OS it's gone, 5189 * set the isp_gdt timer running on it. 5190 * 5191 * If it isn't marked that isp_gdt is going to get rid of it, 5192 * announce that it's gone. 5193 * 5194 */ 5195 if (lp->dev_map_idx && lp->reserved == 0) { 5196 lp->reserved = 1; 5197 lp->state = FC_PORTDB_STATE_ZOMBIE; 5198 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time; 5199 if (fc->ready && !callout_active(&fc->gdt)) { 5200 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); 5201 callout_reset(&fc->gdt, hz, isp_gdt, fc); 5202 } 5203 tgt = lp->dev_map_idx - 1; 5204 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); 5205 } else if (lp->reserved == 0) { 5206 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); 5207 } 5208 break; 5209 case ISPASYNC_CHANGE_NOTIFY: 5210 { 5211 char *msg; 5212 int evt, nphdl, nlstate, reason; 5213 5214 va_start(ap, cmd); 5215 bus = va_arg(ap, int); 5216 evt = va_arg(ap, int); 5217 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) { 5218 nphdl = va_arg(ap, int); 5219 nlstate = va_arg(ap, int); 5220 reason = va_arg(ap, int); 5221 } else { 5222 nphdl = NIL_HANDLE; 5223 nlstate = reason = 0; 5224 } 5225 va_end(ap); 5226 fc = ISP_FC_PC(isp, bus); 5227 5228 if (evt == ISPASYNC_CHANGE_PDB) { 5229 msg = "Chan %d Port Database Changed"; 5230 } else if (evt == ISPASYNC_CHANGE_SNS) { 5231 msg = "Chan %d Name Server Database Changed"; 5232 } else { 5233 msg = "Chan %d Other Change Notify"; 5234 } 5235 5236 /* 5237 * If the loop down timer is running, cancel it. 5238 */ 5239 if (fc->ready && callout_active(&fc->ldt)) { 5240 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime); 5241 callout_stop(&fc->ldt); 5242 } 5243 isp_prt(isp, ISP_LOGINFO, msg, bus); 5244 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5245 isp_freeze_loopdown(isp, bus, msg); 5246 } 5247 wakeup(fc); 5248 break; 5249 } 5250 #ifdef ISP_TARGET_MODE 5251 case ISPASYNC_TARGET_NOTIFY: 5252 { 5253 isp_notify_t *notify; 5254 va_start(ap, cmd); 5255 notify = va_arg(ap, isp_notify_t *); 5256 va_end(ap); 5257 switch (notify->nt_ncode) { 5258 case NT_ABORT_TASK: 5259 case NT_ABORT_TASK_SET: 5260 case NT_CLEAR_ACA: 5261 case NT_CLEAR_TASK_SET: 5262 case NT_LUN_RESET: 5263 case NT_TARGET_RESET: 5264 /* 5265 * These are task management functions. 5266 */ 5267 isp_handle_platform_target_tmf(isp, notify); 5268 break; 5269 case NT_BUS_RESET: 5270 case NT_LIP_RESET: 5271 case NT_LINK_UP: 5272 case NT_LINK_DOWN: 5273 /* 5274 * No action need be taken here. 5275 */ 5276 break; 5277 case NT_HBA_RESET: 5278 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 5279 break; 5280 case NT_LOGOUT: 5281 /* 5282 * This is device arrival/departure notification 5283 */ 5284 isp_handle_platform_target_notify_ack(isp, notify); 5285 break; 5286 case NT_ARRIVED: 5287 { 5288 struct ac_contract ac; 5289 struct ac_device_changed *fc; 5290 5291 ac.contract_number = AC_CONTRACT_DEV_CHG; 5292 fc = (struct ac_device_changed *) ac.contract_data; 5293 fc->wwpn = notify->nt_wwn; 5294 fc->port = notify->nt_sid; 5295 fc->target = notify->nt_nphdl; 5296 fc->arrived = 1; 5297 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5298 break; 5299 } 5300 case NT_DEPARTED: 5301 { 5302 struct ac_contract ac; 5303 struct ac_device_changed *fc; 5304 5305 ac.contract_number = AC_CONTRACT_DEV_CHG; 5306 fc = (struct ac_device_changed *) ac.contract_data; 5307 fc->wwpn = notify->nt_wwn; 5308 fc->port = notify->nt_sid; 5309 fc->target = notify->nt_nphdl; 5310 fc->arrived = 0; 5311 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5312 break; 5313 } 5314 default: 5315 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 5316 isp_handle_platform_target_notify_ack(isp, notify); 5317 break; 5318 } 5319 break; 5320 } 5321 case ISPASYNC_TARGET_ACTION: 5322 { 5323 isphdr_t *hp; 5324 5325 va_start(ap, cmd); 5326 hp = va_arg(ap, isphdr_t *); 5327 va_end(ap); 5328 switch (hp->rqs_entry_type) { 5329 default: 5330 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 5331 break; 5332 case RQSTYPE_NOTIFY: 5333 if (IS_SCSI(isp)) { 5334 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp); 5335 } else if (IS_24XX(isp)) { 5336 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 5337 } else { 5338 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 5339 } 5340 break; 5341 case RQSTYPE_ATIO: 5342 if (IS_24XX(isp)) { 5343 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 5344 } else { 5345 isp_handle_platform_atio(isp, (at_entry_t *) hp); 5346 } 5347 break; 5348 case RQSTYPE_ATIO2: 5349 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 5350 break; 5351 case RQSTYPE_CTIO7: 5352 case RQSTYPE_CTIO3: 5353 case RQSTYPE_CTIO2: 5354 case RQSTYPE_CTIO: 5355 isp_handle_platform_ctio(isp, hp); 5356 break; 5357 case RQSTYPE_ABTS_RCVD: 5358 { 5359 abts_t *abts = (abts_t *)hp; 5360 isp_notify_t notify, *nt = ¬ify; 5361 tstate_t *tptr; 5362 fcportdb_t *lp; 5363 uint16_t chan; 5364 uint32_t sid, did; 5365 5366 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 5367 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 5368 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 5369 5370 nt->nt_hba = isp; 5371 nt->nt_did = did; 5372 nt->nt_nphdl = abts->abts_nphdl; 5373 nt->nt_sid = sid; 5374 isp_find_chan_by_did(isp, did, &chan); 5375 if (chan == ISP_NOCHAN) { 5376 nt->nt_tgt = TGT_ANY; 5377 } else { 5378 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 5379 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) { 5380 nt->nt_wwn = lp->port_wwn; 5381 } else { 5382 nt->nt_wwn = INI_ANY; 5383 } 5384 } 5385 /* 5386 * Try hard to find the lun for this command. 5387 */ 5388 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 5389 if (tptr) { 5390 nt->nt_lun = xpt_path_lun_id(tptr->owner); 5391 rls_lun_statep(isp, tptr); 5392 } else { 5393 nt->nt_lun = LUN_ANY; 5394 } 5395 nt->nt_need_ack = 1; 5396 nt->nt_tagval = abts->abts_rxid_task; 5397 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 5398 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 5399 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)", 5400 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 5401 } else { 5402 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)", 5403 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 5404 } 5405 nt->nt_channel = chan; 5406 nt->nt_ncode = NT_ABORT_TASK; 5407 nt->nt_lreserved = hp; 5408 isp_handle_platform_target_tmf(isp, nt); 5409 break; 5410 } 5411 case RQSTYPE_ENABLE_LUN: 5412 case RQSTYPE_MODIFY_LUN: 5413 isp_ledone(isp, (lun_entry_t *) hp); 5414 break; 5415 } 5416 break; 5417 } 5418 #endif 5419 case ISPASYNC_FW_CRASH: 5420 { 5421 uint16_t mbox1, mbox6; 5422 mbox1 = ISP_READ(isp, OUTMAILBOX1); 5423 if (IS_DUALBUS(isp)) { 5424 mbox6 = ISP_READ(isp, OUTMAILBOX6); 5425 } else { 5426 mbox6 = 0; 5427 } 5428 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 5429 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 5430 isp->isp_osinfo.mbox_sleep_ok = 0; 5431 isp_reinit(isp, 1); 5432 isp->isp_osinfo.mbox_sleep_ok = mbox1; 5433 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 5434 break; 5435 } 5436 default: 5437 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 5438 break; 5439 } 5440 } 5441 5442 5443 /* 5444 * Locks are held before coming here. 5445 */ 5446 void 5447 isp_uninit(ispsoftc_t *isp) 5448 { 5449 if (IS_24XX(isp)) { 5450 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 5451 } else { 5452 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 5453 } 5454 ISP_DISABLE_INTS(isp); 5455 } 5456 5457 /* 5458 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 5459 * up from our platform default (defww{p|n}n) and morph them based upon 5460 * channel. 5461 * 5462 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 5463 * based upon channel. 5464 */ 5465 5466 uint64_t 5467 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 5468 { 5469 uint64_t seed; 5470 struct isp_fc *fc = ISP_FC_PC(isp, chan); 5471 5472 /* 5473 * If we're asking for a active WWN, the default overrides get 5474 * returned, otherwise the NVRAM value is picked. 5475 * 5476 * If we're asking for a default WWN, we just pick the default override. 5477 */ 5478 if (isactive) { 5479 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5480 if (seed) { 5481 return (seed); 5482 } 5483 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 5484 if (seed) { 5485 return (seed); 5486 } 5487 return (0x400000007F000009ull); 5488 } else { 5489 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5490 } 5491 5492 5493 /* 5494 * For channel zero just return what we have. For either ACTIVE or 5495 * DEFAULT cases, we depend on default override of NVRAM values for 5496 * channel zero. 5497 */ 5498 if (chan == 0) { 5499 return (seed); 5500 } 5501 5502 /* 5503 * For other channels, we are doing one of three things: 5504 * 5505 * 1. If what we have now is non-zero, return it. Otherwise we morph 5506 * values from channel 0. 2. If we're here for a WWPN we synthesize 5507 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 5508 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 5509 */ 5510 5511 if (seed) { 5512 return (seed); 5513 } 5514 if (isactive) { 5515 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 5516 } else { 5517 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 5518 } 5519 5520 if (((seed >> 60) & 0xf) == 2) { 5521 /* 5522 * The type 2 NAA fields for QLogic cards appear be laid out 5523 * thusly: 5524 * 5525 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 5526 * port (1) or node (0) WWN distinguishor bit 48 5527 * physical port on dual-port chips (23XX/24XX) 5528 * 5529 * This is somewhat nutty, particularly since bit 48 is 5530 * irrelevant as they assign separate serial numbers to 5531 * different physical ports anyway. 5532 * 5533 * We'll stick our channel number plus one first into bits 5534 * 57..59 and thence into bits 52..55 which allows for 8 bits 5535 * of channel which is comfortably more than our maximum 5536 * (126) now. 5537 */ 5538 seed &= ~0x0FF0000000000000ULL; 5539 if (iswwnn == 0) { 5540 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 5541 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 5542 } 5543 } else { 5544 seed = 0; 5545 } 5546 return (seed); 5547 } 5548 5549 void 5550 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 5551 { 5552 int loc; 5553 char lbuf[128]; 5554 va_list ap; 5555 5556 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5557 return; 5558 } 5559 sprintf(lbuf, "%s: ", device_get_nameunit(isp->isp_dev)); 5560 loc = strlen(lbuf); 5561 va_start(ap, fmt); 5562 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 5563 va_end(ap); 5564 printf("%s\n", lbuf); 5565 } 5566 5567 void 5568 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 5569 { 5570 va_list ap; 5571 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5572 return; 5573 } 5574 xpt_print_path(xs->ccb_h.path); 5575 va_start(ap, fmt); 5576 vprintf(fmt, ap); 5577 va_end(ap); 5578 printf("\n"); 5579 } 5580 5581 uint64_t 5582 isp_nanotime_sub(struct timespec *b, struct timespec *a) 5583 { 5584 uint64_t elapsed; 5585 struct timespec x = *b; 5586 timespecsub(&x, a); 5587 elapsed = GET_NANOSEC(&x); 5588 if (elapsed == 0) 5589 elapsed++; 5590 return (elapsed); 5591 } 5592 5593 int 5594 isp_mbox_acquire(ispsoftc_t *isp) 5595 { 5596 if (isp->isp_osinfo.mboxbsy) { 5597 return (1); 5598 } else { 5599 isp->isp_osinfo.mboxcmd_done = 0; 5600 isp->isp_osinfo.mboxbsy = 1; 5601 return (0); 5602 } 5603 } 5604 5605 void 5606 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 5607 { 5608 unsigned int usecs = mbp->timeout; 5609 unsigned int max, olim, ilim; 5610 5611 if (usecs == 0) { 5612 usecs = MBCMD_DEFAULT_TIMEOUT; 5613 } 5614 max = isp->isp_mbxwrk0 + 1; 5615 5616 if (isp->isp_osinfo.mbox_sleep_ok) { 5617 unsigned int ms = (usecs + 999) / 1000; 5618 5619 isp->isp_osinfo.mbox_sleep_ok = 0; 5620 isp->isp_osinfo.mbox_sleeping = 1; 5621 for (olim = 0; olim < max; olim++) { 5622 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 5623 if (isp->isp_osinfo.mboxcmd_done) { 5624 break; 5625 } 5626 } 5627 isp->isp_osinfo.mbox_sleep_ok = 1; 5628 isp->isp_osinfo.mbox_sleeping = 0; 5629 } else { 5630 for (olim = 0; olim < max; olim++) { 5631 for (ilim = 0; ilim < usecs; ilim += 100) { 5632 uint32_t isr; 5633 uint16_t sema, mbox; 5634 if (isp->isp_osinfo.mboxcmd_done) { 5635 break; 5636 } 5637 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 5638 isp_intr(isp, isr, sema, mbox); 5639 if (isp->isp_osinfo.mboxcmd_done) { 5640 break; 5641 } 5642 } 5643 ISP_DELAY(100); 5644 } 5645 if (isp->isp_osinfo.mboxcmd_done) { 5646 break; 5647 } 5648 } 5649 } 5650 if (isp->isp_osinfo.mboxcmd_done == 0) { 5651 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 5652 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 5653 mbp->param[0] = MBOX_TIMEOUT; 5654 isp->isp_osinfo.mboxcmd_done = 1; 5655 } 5656 } 5657 5658 void 5659 isp_mbox_notify_done(ispsoftc_t *isp) 5660 { 5661 if (isp->isp_osinfo.mbox_sleeping) { 5662 wakeup(&isp->isp_mbxworkp); 5663 } 5664 isp->isp_osinfo.mboxcmd_done = 1; 5665 } 5666 5667 void 5668 isp_mbox_release(ispsoftc_t *isp) 5669 { 5670 isp->isp_osinfo.mboxbsy = 0; 5671 } 5672 5673 int 5674 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 5675 { 5676 int ret = 0; 5677 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 5678 ret = -1; 5679 } else { 5680 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 5681 } 5682 return (ret); 5683 } 5684 5685 int 5686 isp_mstohz(int ms) 5687 { 5688 int hz; 5689 struct timeval t; 5690 t.tv_sec = ms / 1000; 5691 t.tv_usec = (ms % 1000) * 1000; 5692 hz = tvtohz(&t); 5693 if (hz < 0) { 5694 hz = 0x7fffffff; 5695 } 5696 if (hz == 0) { 5697 hz = 1; 5698 } 5699 return (hz); 5700 } 5701 5702 void 5703 isp_platform_intr(void *arg) 5704 { 5705 ispsoftc_t *isp = arg; 5706 uint32_t isr; 5707 uint16_t sema, mbox; 5708 5709 ISP_LOCK(isp); 5710 isp->isp_intcnt++; 5711 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) { 5712 isp->isp_intbogus++; 5713 } else { 5714 isp_intr(isp, isr, sema, mbox); 5715 } 5716 ISP_UNLOCK(isp); 5717 } 5718 5719 void 5720 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 5721 { 5722 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 5723 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 5724 } else { 5725 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 5726 } 5727 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 5728 } 5729 5730 void 5731 isp_timer(void *arg) 5732 { 5733 ispsoftc_t *isp = arg; 5734 #ifdef ISP_TARGET_MODE 5735 isp_tmcmd_restart(isp); 5736 #endif 5737 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 5738 } 5739