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 * $FreeBSD: src/sys/dev/isp/isp_freebsd.c,v 1.176 2011/11/06 00:44:40 mjacob Exp $ 27 */ 28 29 /* 30 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 31 */ 32 #include <dev/disk/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 <dev/disk/isp/isp_ioctl.h> 38 #include <bus/cam/cam_periph.h> 39 #include <bus/cam/cam_xpt_periph.h> 40 #include <sys/device.h> 41 42 #define THREAD_CREATE kthread_create 43 44 MODULE_VERSION(isp, 1); 45 MODULE_DEPEND(isp, cam, 1, 1, 1); 46 int isp_announced = 0; 47 int isp_fabric_hysteresis = 5; 48 int isp_loop_down_limit = 60; /* default loop down limit */ 49 int isp_change_is_bad = 0; /* "changed" devices are bad */ 50 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 51 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 52 int isp_autoconfig = 1; /* automatically attach/detach devices */ 53 static const char *roles[4] = { 54 "(none)", "Target", "Initiator", "Target/Initiator" 55 }; 56 static const char prom3[] = "Chan %d PortID 0x%06x Departed from Target %u because of %s"; 57 #ifdef ISP_TARGET_MODE 58 static const char rqo[] = "%s: Request Queue Overflow\n"; 59 #endif 60 61 static void isp_freeze_loopdown(ispsoftc_t *, int, char *); 62 static d_ioctl_t ispioctl; 63 static void isp_intr_enable(void *); 64 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 65 static void isp_poll(struct cam_sim *); 66 static timeout_t isp_watchdog; 67 static timeout_t isp_gdt; 68 static task_fn_t isp_gdt_task; 69 static timeout_t isp_ldt; 70 static task_fn_t isp_ldt_task; 71 static void isp_kthread(void *); 72 static void isp_action(struct cam_sim *, union ccb *); 73 #ifdef ISP_INTERNAL_TARGET 74 static void isp_target_thread_pi(void *); 75 static void isp_target_thread_fc(void *); 76 #endif 77 static void isp_timer(void *); 78 79 static struct dev_ops isp_ops = { 80 { "isp", 0, D_MPSAFE }, 81 .d_ioctl = ispioctl, 82 }; 83 84 static int 85 isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 86 { 87 struct ccb_setasync csa; 88 struct cam_sim *sim; 89 struct cam_path *path; 90 91 /* 92 * Construct our SIM entry. 93 */ 94 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); 95 cam_simq_release(devq); 96 97 if (sim == NULL) { 98 return (ENOMEM); 99 } 100 101 ISP_LOCK(isp); 102 if (xpt_bus_register(sim, chan) != CAM_SUCCESS) { 103 ISP_UNLOCK(isp); 104 cam_sim_free(sim); 105 return (EIO); 106 } 107 ISP_UNLOCK(isp); 108 if (xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 109 ISP_LOCK(isp); 110 xpt_bus_deregister(cam_sim_path(sim)); 111 ISP_UNLOCK(isp); 112 cam_sim_free(sim); 113 return (ENXIO); 114 } 115 xpt_setup_ccb(&csa.ccb_h, path, 5); 116 csa.ccb_h.func_code = XPT_SASYNC_CB; 117 csa.event_enable = AC_LOST_DEVICE; 118 csa.callback = isp_cam_async; 119 csa.callback_arg = sim; 120 xpt_action((union ccb *)&csa); 121 122 if (IS_SCSI(isp)) { 123 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 124 spi->sim = sim; 125 spi->path = path; 126 #ifdef ISP_INTERNAL_TARGET 127 ISP_SET_PC(isp, chan, proc_active, 1); 128 if (THREAD_CREATE(isp_target_thread_pi, spi, &spi->target_proc, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 129 ISP_SET_PC(isp, chan, proc_active, 0); 130 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 131 } 132 #endif 133 } else { 134 fcparam *fcp = FCPARAM(isp, chan); 135 struct isp_fc *fc = ISP_FC_PC(isp, chan); 136 137 ISP_LOCK(isp); 138 fc->sim = sim; 139 fc->path = path; 140 fc->isp = isp; 141 fc->ready = 1; 142 143 callout_init(&fc->ldt); 144 callout_init(&fc->gdt); 145 TASK_INIT(&fc->ltask, 1, isp_ldt_task, fc); 146 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 147 148 /* 149 * We start by being "loop down" if we have an initiator role 150 */ 151 if (fcp->role & ISP_ROLE_INITIATOR) { 152 isp_freeze_loopdown(isp, chan, "isp_attach"); 153 callout_reset(&fc->ldt, isp_quickboot_time * hz, isp_ldt, fc); 154 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Initial Loop Down Timer @ %lu", (unsigned long) time_second); 155 } 156 ISP_UNLOCK(isp); 157 if (THREAD_CREATE(isp_kthread, fc, &fc->kthread, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 158 xpt_free_path(fc->path); 159 ISP_LOCK(isp); 160 if (callout_active(&fc->ldt)) { 161 callout_stop(&fc->ldt); 162 } 163 xpt_bus_deregister(cam_sim_path(fc->sim)); 164 ISP_UNLOCK(isp); 165 cam_sim_free(fc->sim); 166 return (ENOMEM); 167 } 168 #ifdef ISP_INTERNAL_TARGET 169 ISP_SET_PC(isp, chan, proc_active, 1); 170 if (THREAD_CREATE(isp_target_thread_fc, fc, &fc->target_proc, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 171 ISP_SET_PC(isp, chan, proc_active, 0); 172 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 173 } 174 #endif 175 if (chan == 0) { 176 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); 177 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 178 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwnn", CTLFLAG_RD, &FCPARAM(isp, 0)->isp_wwnn, 0, "World Wide Node Name"); 179 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwpn", CTLFLAG_RD, &FCPARAM(isp, 0)->isp_wwpn, 0, "World Wide Port Name"); 180 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"); 181 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"); 182 } 183 } 184 return (0); 185 } 186 187 int 188 isp_attach(ispsoftc_t *isp) 189 { 190 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 191 int du = device_get_unit(isp->isp_dev); 192 int chan; 193 194 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 195 isp->isp_osinfo.ehook.ich_arg = isp; 196 isp->isp_osinfo.ehook.ich_desc = "isp"; 197 /* 198 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 199 * will be called right awawy, which will clear isp_osinfo.ehook_active, 200 * which would be unwise to then set again later. 201 */ 202 isp->isp_osinfo.ehook_active = 1; 203 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 204 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 205 return (-EIO); 206 } 207 208 /* 209 * Create the device queue for our SIM(s). 210 */ 211 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 212 if (isp->isp_osinfo.devq == NULL) { 213 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 214 return (EIO); 215 } 216 217 for (chan = 0; chan < isp->isp_nchan; chan++) { 218 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 219 goto unwind; 220 } 221 } 222 223 callout_init(&isp->isp_osinfo.tmo); 224 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 225 isp->isp_osinfo.timer_active = 1; 226 227 isp->isp_osinfo.cdev = make_dev(&isp_ops, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 228 if (isp->isp_osinfo.cdev) { 229 isp->isp_osinfo.cdev->si_drv1 = isp; 230 } 231 return (0); 232 233 unwind: 234 while (--chan >= 0) { 235 struct cam_sim *sim; 236 struct cam_path *path; 237 if (IS_FC(isp)) { 238 sim = ISP_FC_PC(isp, chan)->sim; 239 path = ISP_FC_PC(isp, chan)->path; 240 } else { 241 sim = ISP_SPI_PC(isp, chan)->sim; 242 path = ISP_SPI_PC(isp, chan)->path; 243 } 244 xpt_free_path(path); 245 ISP_LOCK(isp); 246 xpt_bus_deregister(cam_sim_path(sim)); 247 ISP_UNLOCK(isp); 248 cam_sim_free(sim); 249 } 250 if (isp->isp_osinfo.ehook_active) { 251 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 252 isp->isp_osinfo.ehook_active = 0; 253 } 254 if (isp->isp_osinfo.cdev) { 255 destroy_dev(isp->isp_osinfo.cdev); 256 isp->isp_osinfo.cdev = NULL; 257 } 258 isp->isp_osinfo.devq = NULL; 259 return (-1); 260 } 261 262 int 263 isp_detach(ispsoftc_t *isp) 264 { 265 struct cam_sim *sim; 266 struct cam_path *path; 267 struct ccb_setasync csa; 268 int chan; 269 270 ISP_LOCK(isp); 271 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 272 if (IS_FC(isp)) { 273 sim = ISP_FC_PC(isp, chan)->sim; 274 path = ISP_FC_PC(isp, chan)->path; 275 } else { 276 sim = ISP_SPI_PC(isp, chan)->sim; 277 path = ISP_SPI_PC(isp, chan)->path; 278 } 279 if (sim->refcount > 2) { 280 ISP_UNLOCK(isp); 281 return (EBUSY); 282 } 283 } 284 if (isp->isp_osinfo.timer_active) { 285 callout_stop(&isp->isp_osinfo.tmo); 286 isp->isp_osinfo.timer_active = 0; 287 } 288 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 289 if (IS_FC(isp)) { 290 sim = ISP_FC_PC(isp, chan)->sim; 291 path = ISP_FC_PC(isp, chan)->path; 292 } else { 293 sim = ISP_SPI_PC(isp, chan)->sim; 294 path = ISP_SPI_PC(isp, chan)->path; 295 } 296 xpt_setup_ccb(&csa.ccb_h, path, 5); 297 csa.ccb_h.func_code = XPT_SASYNC_CB; 298 csa.event_enable = 0; 299 csa.callback = isp_cam_async; 300 csa.callback_arg = sim; 301 xpt_action((union ccb *)&csa); 302 xpt_free_path(path); 303 xpt_bus_deregister(cam_sim_path(sim)); 304 cam_sim_free(sim); 305 } 306 ISP_UNLOCK(isp); 307 if (isp->isp_osinfo.cdev) { 308 destroy_dev(isp->isp_osinfo.cdev); 309 isp->isp_osinfo.cdev = NULL; 310 } 311 if (isp->isp_osinfo.ehook_active) { 312 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 313 isp->isp_osinfo.ehook_active = 0; 314 } 315 if (isp->isp_osinfo.devq != NULL) { 316 isp->isp_osinfo.devq = NULL; 317 } 318 return (0); 319 } 320 321 static void 322 isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg) 323 { 324 if (IS_FC(isp)) { 325 struct isp_fc *fc = ISP_FC_PC(isp, chan); 326 if (fc->simqfrozen == 0) { 327 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan); 328 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 329 xpt_freeze_simq(fc->sim, 1); 330 } else { 331 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan); 332 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 333 } 334 } 335 } 336 337 static void 338 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 339 { 340 if (IS_FC(isp)) { 341 struct isp_fc *fc = ISP_FC_PC(isp, chan); 342 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 343 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 344 if (wasfrozen && fc->simqfrozen == 0) { 345 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan); 346 xpt_release_simq(fc->sim, 1); 347 } 348 } 349 } 350 351 352 static int 353 ispioctl(struct dev_ioctl_args *ap) 354 { 355 cdev_t dev = ap->a_head.a_dev; 356 caddr_t addr = ap->a_data; 357 u_long c = ap->a_cmd; 358 ispsoftc_t *isp; 359 int nr, chan, retval = ENOTTY; 360 361 isp = dev->si_drv1; 362 363 switch (c) { 364 case ISP_SDBLEV: 365 { 366 int olddblev = isp->isp_dblev; 367 isp->isp_dblev = *(int *)addr; 368 *(int *)addr = olddblev; 369 retval = 0; 370 break; 371 } 372 case ISP_GETROLE: 373 chan = *(int *)addr; 374 if (chan < 0 || chan >= isp->isp_nchan) { 375 retval = -ENXIO; 376 break; 377 } 378 if (IS_FC(isp)) { 379 *(int *)addr = FCPARAM(isp, chan)->role; 380 } else { 381 *(int *)addr = SDPARAM(isp, chan)->role; 382 } 383 retval = 0; 384 break; 385 case ISP_SETROLE: 386 nr = *(int *)addr; 387 chan = nr >> 8; 388 if (chan < 0 || chan >= isp->isp_nchan) { 389 retval = -ENXIO; 390 break; 391 } 392 nr &= 0xff; 393 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 394 retval = EINVAL; 395 break; 396 } 397 if (IS_FC(isp)) { 398 /* 399 * We don't really support dual role at present on FC cards. 400 * 401 * We should, but a bunch of things are currently broken, 402 * so don't allow it. 403 */ 404 if (nr == ISP_ROLE_BOTH) { 405 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 406 retval = EINVAL; 407 break; 408 } 409 *(int *)addr = FCPARAM(isp, chan)->role; 410 #ifdef ISP_INTERNAL_TARGET 411 ISP_LOCK(isp); 412 retval = isp_fc_change_role(isp, chan, nr); 413 ISP_UNLOCK(isp); 414 #else 415 FCPARAM(isp, chan)->role = nr; 416 #endif 417 } else { 418 *(int *)addr = SDPARAM(isp, chan)->role; 419 SDPARAM(isp, chan)->role = nr; 420 } 421 retval = 0; 422 break; 423 424 case ISP_RESETHBA: 425 ISP_LOCK(isp); 426 #ifdef ISP_TARGET_MODE 427 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 428 #endif 429 isp_reinit(isp, 0); 430 ISP_UNLOCK(isp); 431 retval = 0; 432 break; 433 434 case ISP_RESCAN: 435 if (IS_FC(isp)) { 436 chan = *(int *)addr; 437 if (chan < 0 || chan >= isp->isp_nchan) { 438 retval = -ENXIO; 439 break; 440 } 441 ISP_LOCK(isp); 442 if (isp_fc_runstate(isp, chan, 5 * 1000000)) { 443 retval = EIO; 444 } else { 445 retval = 0; 446 } 447 ISP_UNLOCK(isp); 448 } 449 break; 450 451 case ISP_FC_LIP: 452 if (IS_FC(isp)) { 453 chan = *(int *)addr; 454 if (chan < 0 || chan >= isp->isp_nchan) { 455 retval = -ENXIO; 456 break; 457 } 458 ISP_LOCK(isp); 459 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 460 retval = EIO; 461 } else { 462 retval = 0; 463 } 464 ISP_UNLOCK(isp); 465 } 466 break; 467 case ISP_FC_GETDINFO: 468 { 469 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 470 fcportdb_t *lp; 471 472 if (IS_SCSI(isp)) { 473 break; 474 } 475 if (ifc->loopid >= MAX_FC_TARG) { 476 retval = EINVAL; 477 break; 478 } 479 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 480 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) { 481 ifc->role = lp->roles; 482 ifc->loopid = lp->handle; 483 ifc->portid = lp->portid; 484 ifc->node_wwn = lp->node_wwn; 485 ifc->port_wwn = lp->port_wwn; 486 retval = 0; 487 } else { 488 retval = ENODEV; 489 } 490 break; 491 } 492 case ISP_GET_STATS: 493 { 494 isp_stats_t *sp = (isp_stats_t *) addr; 495 496 ISP_MEMZERO(sp, sizeof (*sp)); 497 sp->isp_stat_version = ISP_STATS_VERSION; 498 sp->isp_type = isp->isp_type; 499 sp->isp_revision = isp->isp_revision; 500 ISP_LOCK(isp); 501 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 502 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 503 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 504 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 505 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 506 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 507 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 508 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 509 ISP_UNLOCK(isp); 510 retval = 0; 511 break; 512 } 513 case ISP_CLR_STATS: 514 ISP_LOCK(isp); 515 isp->isp_intcnt = 0; 516 isp->isp_intbogus = 0; 517 isp->isp_intmboxc = 0; 518 isp->isp_intoasync = 0; 519 isp->isp_rsltccmplt = 0; 520 isp->isp_fphccmplt = 0; 521 isp->isp_rscchiwater = 0; 522 isp->isp_fpcchiwater = 0; 523 ISP_UNLOCK(isp); 524 retval = 0; 525 break; 526 case ISP_FC_GETHINFO: 527 { 528 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 529 int chan = hba->fc_channel; 530 531 if (chan < 0 || chan >= isp->isp_nchan) { 532 retval = ENXIO; 533 break; 534 } 535 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 536 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 537 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 538 hba->fc_nchannels = isp->isp_nchan; 539 if (IS_FC(isp)) { 540 hba->fc_nports = MAX_FC_TARG; 541 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 542 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 543 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 544 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 545 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 546 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 547 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 548 } else { 549 hba->fc_nports = MAX_TARGETS; 550 hba->fc_speed = 0; 551 hba->fc_topology = 0; 552 hba->nvram_node_wwn = 0ull; 553 hba->nvram_port_wwn = 0ull; 554 hba->active_node_wwn = 0ull; 555 hba->active_port_wwn = 0ull; 556 } 557 retval = 0; 558 break; 559 } 560 case ISP_TSK_MGMT: 561 { 562 int needmarker; 563 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 564 uint16_t loopid; 565 mbreg_t mbs; 566 567 if (IS_SCSI(isp)) { 568 break; 569 } 570 571 chan = fct->chan; 572 if (chan < 0 || chan >= isp->isp_nchan) { 573 retval = -ENXIO; 574 break; 575 } 576 577 needmarker = retval = 0; 578 loopid = fct->loopid; 579 ISP_LOCK(isp); 580 if (IS_24XX(isp)) { 581 uint8_t local[QENTRY_LEN]; 582 isp24xx_tmf_t *tmf; 583 isp24xx_statusreq_t *sp; 584 fcparam *fcp = FCPARAM(isp, chan); 585 fcportdb_t *lp; 586 int i; 587 588 for (i = 0; i < MAX_FC_TARG; i++) { 589 lp = &fcp->portdb[i]; 590 if (lp->handle == loopid) { 591 break; 592 } 593 } 594 if (i == MAX_FC_TARG) { 595 retval = ENXIO; 596 ISP_UNLOCK(isp); 597 break; 598 } 599 /* XXX VALIDATE LP XXX */ 600 tmf = (isp24xx_tmf_t *) local; 601 ISP_MEMZERO(tmf, QENTRY_LEN); 602 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 603 tmf->tmf_header.rqs_entry_count = 1; 604 tmf->tmf_nphdl = lp->handle; 605 tmf->tmf_delay = 2; 606 tmf->tmf_timeout = 2; 607 tmf->tmf_tidlo = lp->portid; 608 tmf->tmf_tidhi = lp->portid >> 16; 609 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan); 610 tmf->tmf_lun[1] = fct->lun & 0xff; 611 if (fct->lun >= 256) { 612 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8); 613 } 614 switch (fct->action) { 615 case IPT_CLEAR_ACA: 616 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA; 617 break; 618 case IPT_TARGET_RESET: 619 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET; 620 needmarker = 1; 621 break; 622 case IPT_LUN_RESET: 623 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET; 624 needmarker = 1; 625 break; 626 case IPT_CLEAR_TASK_SET: 627 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 628 needmarker = 1; 629 break; 630 case IPT_ABORT_TASK_SET: 631 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 632 needmarker = 1; 633 break; 634 default: 635 retval = EINVAL; 636 break; 637 } 638 if (retval) { 639 ISP_UNLOCK(isp); 640 break; 641 } 642 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000); 643 mbs.param[1] = QENTRY_LEN; 644 mbs.param[2] = DMA_WD1(fcp->isp_scdma); 645 mbs.param[3] = DMA_WD0(fcp->isp_scdma); 646 mbs.param[6] = DMA_WD3(fcp->isp_scdma); 647 mbs.param[7] = DMA_WD2(fcp->isp_scdma); 648 649 if (FC_SCRATCH_ACQUIRE(isp, chan)) { 650 ISP_UNLOCK(isp); 651 retval = ENOMEM; 652 break; 653 } 654 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch); 655 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN, chan); 656 sp = (isp24xx_statusreq_t *) local; 657 sp->req_completion_status = 1; 658 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 659 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan); 660 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp); 661 FC_SCRATCH_RELEASE(isp, chan); 662 if (retval || sp->req_completion_status != 0) { 663 FC_SCRATCH_RELEASE(isp, chan); 664 retval = EIO; 665 } 666 if (retval == 0) { 667 if (needmarker) { 668 fcp->sendmarker = 1; 669 } 670 } 671 } else { 672 MBSINIT(&mbs, 0, MBLOGALL, 0); 673 if (ISP_CAP_2KLOGIN(isp) == 0) { 674 loopid <<= 8; 675 } 676 switch (fct->action) { 677 case IPT_CLEAR_ACA: 678 mbs.param[0] = MBOX_CLEAR_ACA; 679 mbs.param[1] = loopid; 680 mbs.param[2] = fct->lun; 681 break; 682 case IPT_TARGET_RESET: 683 mbs.param[0] = MBOX_TARGET_RESET; 684 mbs.param[1] = loopid; 685 needmarker = 1; 686 break; 687 case IPT_LUN_RESET: 688 mbs.param[0] = MBOX_LUN_RESET; 689 mbs.param[1] = loopid; 690 mbs.param[2] = fct->lun; 691 needmarker = 1; 692 break; 693 case IPT_CLEAR_TASK_SET: 694 mbs.param[0] = MBOX_CLEAR_TASK_SET; 695 mbs.param[1] = loopid; 696 mbs.param[2] = fct->lun; 697 needmarker = 1; 698 break; 699 case IPT_ABORT_TASK_SET: 700 mbs.param[0] = MBOX_ABORT_TASK_SET; 701 mbs.param[1] = loopid; 702 mbs.param[2] = fct->lun; 703 needmarker = 1; 704 break; 705 default: 706 retval = EINVAL; 707 break; 708 } 709 if (retval == 0) { 710 if (needmarker) { 711 FCPARAM(isp, chan)->sendmarker = 1; 712 } 713 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 714 if (retval) { 715 retval = EIO; 716 } 717 } 718 } 719 ISP_UNLOCK(isp); 720 break; 721 } 722 default: 723 break; 724 } 725 return (retval); 726 } 727 728 static void 729 isp_intr_enable(void *arg) 730 { 731 int chan; 732 ispsoftc_t *isp = arg; 733 ISP_LOCK(isp); 734 for (chan = 0; chan < isp->isp_nchan; chan++) { 735 if (IS_FC(isp)) { 736 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 737 ISP_ENABLE_INTS(isp); 738 break; 739 } 740 } else { 741 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) { 742 ISP_ENABLE_INTS(isp); 743 break; 744 } 745 } 746 } 747 isp->isp_osinfo.ehook_active = 0; 748 ISP_UNLOCK(isp); 749 /* Release our hook so that the boot can continue. */ 750 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 751 } 752 753 /* 754 * Local Inlines 755 */ 756 757 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 758 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 759 760 static ISP_INLINE int 761 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 762 { 763 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 764 if (ISP_PCMD(ccb) == NULL) { 765 return (-1); 766 } 767 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 768 return (0); 769 } 770 771 static ISP_INLINE void 772 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 773 { 774 ((struct isp_pcmd *)ISP_PCMD(ccb))->next = isp->isp_osinfo.pcmd_free; 775 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 776 ISP_PCMD(ccb) = NULL; 777 } 778 /* 779 * Put the target mode functions here, because some are inlines 780 */ 781 782 #ifdef ISP_TARGET_MODE 783 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 784 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 785 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 786 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 787 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 788 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 789 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 790 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 791 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 792 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 793 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 794 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 795 static void isp_enable_lun(ispsoftc_t *, union ccb *); 796 static void isp_enable_deferred_luns(ispsoftc_t *, int); 797 static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t); 798 static void isp_disable_lun(ispsoftc_t *, union ccb *); 799 static int isp_enable_target_mode(ispsoftc_t *, int); 800 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 801 static timeout_t isp_refire_putback_atio; 802 static void isp_complete_ctio(union ccb *); 803 static void isp_target_putback_atio(union ccb *); 804 static void isp_target_start_ctio(ispsoftc_t *, union ccb *); 805 static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 806 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 807 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 808 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 809 static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 810 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 811 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 812 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 813 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 814 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 815 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 816 817 static ISP_INLINE int 818 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 819 { 820 tstate_t *tptr; 821 struct tslist *lhp; 822 823 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 824 SLIST_FOREACH(tptr, lhp, next) { 825 if (xpt_path_lun_id(tptr->owner) == lun) { 826 return (1); 827 } 828 } 829 return (0); 830 } 831 832 static void 833 dump_tstates(ispsoftc_t *isp, int bus) 834 { 835 int i, j; 836 struct tslist *lhp; 837 tstate_t *tptr = NULL; 838 839 if (bus >= isp->isp_nchan) { 840 return; 841 } 842 for (i = 0; i < LUN_HASH_SIZE; i++) { 843 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 844 j = 0; 845 SLIST_FOREACH(tptr, lhp, next) { 846 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 847 j++; 848 } 849 } 850 } 851 852 static ISP_INLINE tstate_t * 853 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 854 { 855 tstate_t *tptr = NULL; 856 struct tslist *lhp; 857 int i; 858 859 if (bus < isp->isp_nchan) { 860 for (i = 0; i < LUN_HASH_SIZE; i++) { 861 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 862 SLIST_FOREACH(tptr, lhp, next) { 863 if (xpt_path_lun_id(tptr->owner) == lun) { 864 tptr->hold++; 865 return (tptr); 866 } 867 } 868 } 869 } 870 return (NULL); 871 } 872 873 static ISP_INLINE tstate_t * 874 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 875 { 876 tstate_t *tptr = NULL; 877 atio_private_data_t *atp; 878 struct tslist *lhp; 879 int i; 880 881 if (bus < isp->isp_nchan && tagval != 0) { 882 for (i = 0; i < LUN_HASH_SIZE; i++) { 883 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 884 SLIST_FOREACH(tptr, lhp, next) { 885 atp = isp_get_atpd(isp, tptr, tagval); 886 if (atp && atp->tag == tagval) { 887 tptr->hold++; 888 return (tptr); 889 } 890 } 891 } 892 } 893 return (NULL); 894 } 895 896 static ISP_INLINE inot_private_data_t * 897 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 898 { 899 inot_private_data_t *ntp; 900 tstate_t *tptr; 901 struct tslist *lhp; 902 int bus, i; 903 904 for (bus = 0; bus < isp->isp_nchan; bus++) { 905 for (i = 0; i < LUN_HASH_SIZE; i++) { 906 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 907 SLIST_FOREACH(tptr, lhp, next) { 908 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 909 if (ntp) { 910 *rslt = tptr; 911 tptr->hold++; 912 return (ntp); 913 } 914 } 915 } 916 } 917 return (NULL); 918 } 919 static ISP_INLINE void 920 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 921 { 922 KASSERT((tptr->hold), ("tptr not held")); 923 tptr->hold--; 924 } 925 926 static void 927 isp_tmcmd_restart(ispsoftc_t *isp) 928 { 929 inot_private_data_t *ntp; 930 tstate_t *tptr; 931 struct tslist *lhp; 932 int bus, i; 933 934 for (bus = 0; bus < isp->isp_nchan; bus++) { 935 for (i = 0; i < LUN_HASH_SIZE; i++) { 936 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 937 SLIST_FOREACH(tptr, lhp, next) { 938 inot_private_data_t *restart_queue = tptr->restart_queue; 939 tptr->restart_queue = NULL; 940 while (restart_queue) { 941 ntp = restart_queue; 942 restart_queue = ntp->rd.nt.nt_hba; 943 if (IS_24XX(isp)) { 944 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 945 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 946 } else { 947 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 948 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 949 } 950 isp_put_ntpd(isp, tptr, ntp); 951 if (tptr->restart_queue && restart_queue != NULL) { 952 ntp = tptr->restart_queue; 953 tptr->restart_queue = restart_queue; 954 while (restart_queue->rd.nt.nt_hba) { 955 restart_queue = restart_queue->rd.nt.nt_hba; 956 } 957 restart_queue->rd.nt.nt_hba = ntp; 958 break; 959 } 960 } 961 } 962 } 963 } 964 } 965 966 static ISP_INLINE atio_private_data_t * 967 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 968 { 969 atio_private_data_t *atp; 970 971 if (tag == 0) { 972 atp = tptr->atfree; 973 if (atp) { 974 tptr->atfree = atp->next; 975 } 976 return (atp); 977 } 978 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 979 if (atp->tag == tag) { 980 return (atp); 981 } 982 } 983 return (NULL); 984 } 985 986 static ISP_INLINE void 987 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 988 { 989 atp->tag = 0; 990 atp->dead = 0; 991 atp->next = tptr->atfree; 992 tptr->atfree = atp; 993 } 994 995 static void 996 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 997 { 998 atio_private_data_t *atp; 999 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1000 1001 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1002 if (atp->tag == 0) { 1003 continue; 1004 } 1005 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", 1006 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]); 1007 } 1008 } 1009 1010 1011 static ISP_INLINE inot_private_data_t * 1012 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1013 { 1014 inot_private_data_t *ntp; 1015 ntp = tptr->ntfree; 1016 if (ntp) { 1017 tptr->ntfree = ntp->next; 1018 } 1019 return (ntp); 1020 } 1021 1022 static ISP_INLINE inot_private_data_t * 1023 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1024 { 1025 inot_private_data_t *ntp; 1026 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1027 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1028 return (ntp); 1029 } 1030 } 1031 return (NULL); 1032 } 1033 1034 static ISP_INLINE void 1035 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1036 { 1037 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1038 ntp->next = tptr->ntfree; 1039 tptr->ntfree = ntp; 1040 } 1041 1042 static cam_status 1043 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1044 { 1045 cam_status status; 1046 lun_id_t lun; 1047 struct tslist *lhp; 1048 tstate_t *tptr; 1049 int i; 1050 1051 lun = xpt_path_lun_id(path); 1052 if (lun != CAM_LUN_WILDCARD) { 1053 if (lun >= ISP_MAX_LUNS(isp)) { 1054 return (CAM_LUN_INVALID); 1055 } 1056 } 1057 if (is_lun_enabled(isp, bus, lun)) { 1058 return (CAM_LUN_ALRDY_ENA); 1059 } 1060 tptr = kmalloc(sizeof (tstate_t), M_DEVBUF, M_WAITOK | M_ZERO); 1061 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1062 if (status != CAM_REQ_CMP) { 1063 kfree(tptr, M_DEVBUF); 1064 return (status); 1065 } 1066 SLIST_INIT(&tptr->atios); 1067 SLIST_INIT(&tptr->inots); 1068 for (i = 0; i < ATPDPSIZE-1; i++) { 1069 tptr->atpool[i].next = &tptr->atpool[i+1]; 1070 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1071 } 1072 tptr->atfree = tptr->atpool; 1073 tptr->ntfree = tptr->ntpool; 1074 tptr->hold = 1; 1075 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1076 SLIST_INSERT_HEAD(lhp, tptr, next); 1077 *rslt = tptr; 1078 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1079 return (CAM_REQ_CMP); 1080 } 1081 1082 static ISP_INLINE void 1083 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1084 { 1085 struct tslist *lhp; 1086 KASSERT((tptr->hold == 0), ("tptr still held")); 1087 ISP_GET_PC_ADDR(isp, xpt_path_path_id(tptr->owner), lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1088 SLIST_REMOVE(lhp, tptr, tstate, next); 1089 xpt_free_path(tptr->owner); 1090 kfree(tptr, M_DEVBUF); 1091 } 1092 1093 /* 1094 * Enable a lun. 1095 */ 1096 static void 1097 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1098 { 1099 tstate_t *tptr = NULL; 1100 int bus, tm_enabled, target_role; 1101 target_id_t target; 1102 lun_id_t lun; 1103 1104 /* 1105 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun 1106 */ 1107 bus = XS_CHANNEL(ccb); 1108 target = ccb->ccb_h.target_id; 1109 lun = ccb->ccb_h.target_lun; 1110 if (target != CAM_TARGET_WILDCARD && target != 0) { 1111 ccb->ccb_h.status = CAM_TID_INVALID; 1112 xpt_done(ccb); 1113 return; 1114 } 1115 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1116 ccb->ccb_h.status = CAM_LUN_INVALID; 1117 xpt_done(ccb); 1118 return; 1119 } 1120 1121 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1122 ccb->ccb_h.status = CAM_LUN_INVALID; 1123 xpt_done(ccb); 1124 return; 1125 } 1126 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1127 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1128 } 1129 1130 /* 1131 * Wait until we're not busy with the lun enables subsystem 1132 */ 1133 while (isp->isp_osinfo.tmbusy) { 1134 isp->isp_osinfo.tmwanted = 1; 1135 mtx_sleep(isp, &isp->isp_lock, 0, "want_isp_enable_lun", 0); 1136 } 1137 isp->isp_osinfo.tmbusy = 1; 1138 1139 /* 1140 * This is as a good a place as any to check f/w capabilities. 1141 */ 1142 1143 if (IS_FC(isp)) { 1144 if (ISP_CAP_TMODE(isp) == 0) { 1145 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n"); 1146 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1147 goto done; 1148 } 1149 /* 1150 * We *could* handle non-SCCLUN f/w, but we'd have to 1151 * dork with our already fragile enable/disable code. 1152 */ 1153 if (ISP_CAP_SCCFW(isp) == 0) { 1154 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n"); 1155 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1156 goto done; 1157 } 1158 1159 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1160 1161 } else { 1162 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1163 } 1164 1165 /* 1166 * Create the state pointer. 1167 * It should not already exist. 1168 */ 1169 tptr = get_lun_statep(isp, bus, lun); 1170 if (tptr) { 1171 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1172 goto done; 1173 } 1174 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1175 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1176 goto done; 1177 } 1178 1179 /* 1180 * We have a tricky maneuver to perform here. 1181 * 1182 * If target mode isn't already enabled here, 1183 * *and* our current role includes target mode, 1184 * we enable target mode here. 1185 * 1186 */ 1187 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1188 if (tm_enabled == 0 && target_role != 0) { 1189 if (isp_enable_target_mode(isp, bus)) { 1190 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1191 destroy_lun_state(isp, tptr); 1192 tptr = NULL; 1193 goto done; 1194 } 1195 tm_enabled = 1; 1196 } 1197 1198 /* 1199 * Now check to see whether this bus is in target mode already. 1200 * 1201 * If not, a later role change into target mode will finish the job. 1202 */ 1203 if (tm_enabled == 0) { 1204 ISP_SET_PC(isp, bus, tm_enable_defer, 1); 1205 ccb->ccb_h.status = CAM_REQ_CMP; 1206 xpt_print(ccb->ccb_h.path, "Target Mode Not Enabled Yet- Lun Enables Deferred\n"); 1207 goto done; 1208 } 1209 1210 /* 1211 * Enable the lun. 1212 */ 1213 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun); 1214 1215 done: 1216 if (ccb->ccb_h.status != CAM_REQ_CMP && tptr) { 1217 destroy_lun_state(isp, tptr); 1218 tptr = NULL; 1219 } 1220 if (tptr) { 1221 rls_lun_statep(isp, tptr); 1222 } 1223 isp->isp_osinfo.tmbusy = 0; 1224 if (isp->isp_osinfo.tmwanted) { 1225 isp->isp_osinfo.tmwanted = 0; 1226 wakeup(isp); 1227 } 1228 xpt_done(ccb); 1229 } 1230 1231 static void 1232 isp_enable_deferred_luns(ispsoftc_t *isp, int bus) 1233 { 1234 /* 1235 * XXX: not entirely implemented yet 1236 */ 1237 (void) isp_enable_deferred(isp, bus, 0); 1238 } 1239 1240 static uint32_t 1241 isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun) 1242 { 1243 cam_status status; 1244 1245 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %u", __func__, bus, lun); 1246 if (IS_24XX(isp) || (IS_FC(isp) && ISP_FC_PC(isp, bus)->tm_luns_enabled)) { 1247 status = CAM_REQ_CMP; 1248 } else { 1249 int cmd_cnt, not_cnt; 1250 1251 if (IS_23XX(isp)) { 1252 cmd_cnt = DFLT_CMND_CNT; 1253 not_cnt = DFLT_INOT_CNT; 1254 } else { 1255 cmd_cnt = 64; 1256 not_cnt = 8; 1257 } 1258 status = CAM_REQ_INPROG; 1259 isp->isp_osinfo.rptr = &status; 1260 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, DFLT_CMND_CNT, DFLT_INOT_CNT)) { 1261 status = CAM_RESRC_UNAVAIL; 1262 } else { 1263 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0); 1264 } 1265 isp->isp_osinfo.rptr = NULL; 1266 } 1267 1268 if (status == CAM_REQ_CMP) { 1269 ISP_SET_PC(isp, bus, tm_luns_enabled, 1); 1270 isp_prt(isp, ISP_LOGTINFO, "bus %d lun %u now enabled for target mode", bus, lun); 1271 } 1272 return (status); 1273 } 1274 1275 static void 1276 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1277 { 1278 tstate_t *tptr = NULL; 1279 int bus; 1280 cam_status status; 1281 target_id_t target; 1282 lun_id_t lun; 1283 1284 bus = XS_CHANNEL(ccb); 1285 target = ccb->ccb_h.target_id; 1286 lun = ccb->ccb_h.target_lun; 1287 if (target != CAM_TARGET_WILDCARD && target != 0) { 1288 ccb->ccb_h.status = CAM_TID_INVALID; 1289 xpt_done(ccb); 1290 return; 1291 } 1292 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1293 ccb->ccb_h.status = CAM_LUN_INVALID; 1294 xpt_done(ccb); 1295 return; 1296 } 1297 1298 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1299 ccb->ccb_h.status = CAM_LUN_INVALID; 1300 xpt_done(ccb); 1301 return; 1302 } 1303 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1304 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1305 } 1306 1307 /* 1308 * See if we're busy disabling a lun now. 1309 */ 1310 while (isp->isp_osinfo.tmbusy) { 1311 isp->isp_osinfo.tmwanted = 1; 1312 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_disable_lun", 0); 1313 } 1314 isp->isp_osinfo.tmbusy = 1; 1315 1316 /* 1317 * Find the state pointer. 1318 */ 1319 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1320 ccb->ccb_h.status = CAM_PATH_INVALID; 1321 goto done; 1322 } 1323 1324 /* 1325 * If we're a 24XX card, we're done. 1326 */ 1327 if (IS_24XX(isp)) { 1328 status = CAM_REQ_CMP; 1329 goto done; 1330 } 1331 1332 /* 1333 * For SCC FW, we only deal with lun zero. 1334 */ 1335 if (IS_FC(isp)) { 1336 lun = 0; 1337 } 1338 1339 isp->isp_osinfo.rptr = &status; 1340 status = CAM_REQ_INPROG; 1341 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) { 1342 status = CAM_RESRC_UNAVAIL; 1343 } else { 1344 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0); 1345 } 1346 done: 1347 if (status == CAM_REQ_CMP) { 1348 xpt_print(ccb->ccb_h.path, "now disabled for target mode\n"); 1349 } 1350 if (tptr) { 1351 destroy_lun_state(isp, tptr); 1352 } 1353 isp->isp_osinfo.rptr = NULL; 1354 isp->isp_osinfo.tmbusy = 0; 1355 if (isp->isp_osinfo.tmwanted) { 1356 isp->isp_osinfo.tmwanted = 0; 1357 wakeup(isp); 1358 } 1359 xpt_done(ccb); 1360 } 1361 1362 static int 1363 isp_enable_target_mode(ispsoftc_t *isp, int bus) 1364 { 1365 int ct; 1366 1367 ISP_GET_PC(isp, bus, tm_enabled, ct); 1368 if (ct != 0) { 1369 return (0); 1370 } 1371 1372 if (IS_SCSI(isp)) { 1373 mbreg_t mbs; 1374 1375 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1376 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 1377 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG; 1378 mbs.param[2] = bus << 7; 1379 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1380 isp_prt(isp, ISP_LOGERR, "Unable to add Target Role to Bus %d", bus); 1381 return (EIO); 1382 } 1383 SDPARAM(isp, bus)->role |= ISP_ROLE_TARGET; 1384 } 1385 ISP_SET_PC(isp, bus, tm_enabled, 1); 1386 isp_prt(isp, ISP_LOGINFO, "Target Role added to Bus %d", bus); 1387 return (0); 1388 } 1389 1390 #ifdef NEEDED 1391 static int 1392 isp_disable_target_mode(ispsoftc_t *isp, int bus) 1393 { 1394 int ct; 1395 1396 ISP_GET_PC(isp, bus, tm_enabled, ct); 1397 if (ct == 0) { 1398 return (0); 1399 } 1400 1401 if (IS_SCSI(isp)) { 1402 mbreg_t mbs; 1403 1404 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1405 mbs.param[2] = bus << 7; 1406 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1407 isp_prt(isp, ISP_LOGERR, "Unable to subtract Target Role to Bus %d", bus); 1408 return (EIO); 1409 } 1410 SDPARAM(isp, bus)->role &= ~ISP_ROLE_TARGET; 1411 } 1412 ISP_SET_PC(isp, bus, tm_enabled, 0); 1413 isp_prt(isp, ISP_LOGINFO, "Target Role subtracted from Bus %d", bus); 1414 return (0); 1415 } 1416 #endif 1417 1418 static void 1419 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1420 { 1421 uint32_t *rptr; 1422 1423 rptr = isp->isp_osinfo.rptr; 1424 if (lep->le_status != LUN_OK) { 1425 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status); 1426 if (rptr) { 1427 *rptr = CAM_REQ_CMP_ERR; 1428 wakeup_one(rptr); 1429 } 1430 } else { 1431 if (rptr) { 1432 *rptr = CAM_REQ_CMP; 1433 wakeup_one(rptr); 1434 } 1435 } 1436 } 1437 1438 static void 1439 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb) 1440 { 1441 void *qe; 1442 tstate_t *tptr; 1443 atio_private_data_t *atp; 1444 struct ccb_scsiio *cso = &ccb->csio; 1445 uint32_t dmaresult, handle; 1446 uint8_t local[QENTRY_LEN]; 1447 1448 /* 1449 * Do some sanity checks. 1450 */ 1451 if (cso->dxfer_len == 0) { 1452 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1453 xpt_print(ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1454 ccb->ccb_h.status = CAM_REQ_INVALID; 1455 xpt_done(ccb); 1456 return; 1457 } 1458 } 1459 1460 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1461 if (tptr == NULL) { 1462 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1463 if (tptr == NULL) { 1464 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find tstate pointer in %s\n", __func__, cso->tag_id); 1465 dump_tstates(isp, XS_CHANNEL(ccb)); 1466 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1467 xpt_done(ccb); 1468 return; 1469 } 1470 } 1471 1472 atp = isp_get_atpd(isp, tptr, cso->tag_id); 1473 if (atp == NULL) { 1474 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find private data adjunct\n", __func__, cso->tag_id); 1475 isp_dump_atpd(isp, tptr); 1476 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1477 xpt_done(ccb); 1478 return; 1479 } 1480 if (atp->dead) { 1481 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO for a dead command\n", __func__, cso->tag_id); 1482 ccb->ccb_h.status = CAM_REQ_ABORTED; 1483 xpt_done(ccb); 1484 return; 1485 } 1486 1487 /* 1488 * Check to make sure we're still in target mode. 1489 */ 1490 if ((FCPARAM(isp, XS_CHANNEL(ccb))->role & ISP_ROLE_TARGET) == 0) { 1491 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); 1492 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1493 xpt_done(ccb); 1494 return; 1495 } 1496 1497 /* 1498 * Get some resources 1499 */ 1500 if (isp_get_pcmd(isp, ccb)) { 1501 rls_lun_statep(isp, tptr); 1502 xpt_print(ccb->ccb_h.path, "out of PCMDs\n"); 1503 cam_freeze_devq(ccb->ccb_h.path); 1504 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1505 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1506 xpt_done(ccb); 1507 return; 1508 } 1509 qe = isp_getrqentry(isp); 1510 if (qe == NULL) { 1511 xpt_print(ccb->ccb_h.path, rqo, __func__); 1512 cam_freeze_devq(ccb->ccb_h.path); 1513 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1514 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1515 goto out; 1516 } 1517 memset(local, 0, QENTRY_LEN); 1518 1519 /* 1520 * We're either moving data or completing a command here. 1521 */ 1522 if (IS_24XX(isp)) { 1523 ct7_entry_t *cto = (ct7_entry_t *) local; 1524 1525 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1526 cto->ct_header.rqs_entry_count = 1; 1527 cto->ct_header.rqs_seqno = 1; 1528 cto->ct_nphdl = atp->nphdl; 1529 cto->ct_rxid = atp->tag; 1530 cto->ct_iid_lo = atp->portid; 1531 cto->ct_iid_hi = atp->portid >> 16; 1532 cto->ct_oxid = atp->oxid; 1533 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1534 cto->ct_scsi_status = cso->scsi_status; 1535 cto->ct_timeout = 120; 1536 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1537 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1538 cto->ct_flags |= CT7_SENDSTATUS; 1539 } 1540 if (cso->dxfer_len == 0) { 1541 cto->ct_flags |= CT7_FLAG_MODE1 | CT7_NO_DATA; 1542 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1543 int m = min(cso->sense_len, sizeof (struct scsi_sense_data)); 1544 cto->rsp.m1.ct_resplen = cto->ct_senselen = min(m, MAXRESPLEN_24XX); 1545 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, cto->ct_senselen); 1546 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1547 } 1548 } else { 1549 cto->ct_flags |= CT7_FLAG_MODE0; 1550 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1551 cto->ct_flags |= CT7_DATA_IN; 1552 } else { 1553 cto->ct_flags |= CT7_DATA_OUT; 1554 } 1555 cto->rsp.m0.reloff = atp->bytes_xfered; 1556 /* 1557 * Don't overrun the limits placed on us 1558 */ 1559 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1560 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1561 } 1562 atp->last_xframt = cso->dxfer_len; 1563 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1564 } 1565 if (cto->ct_flags & CT7_SENDSTATUS) { 1566 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1567 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1568 if (cto->ct_resid < 0) { 1569 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1570 } else if (cto->ct_resid > 0) { 1571 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1572 } 1573 atp->state = ATPD_STATE_LAST_CTIO; 1574 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, 1575 atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1576 } else { 1577 cto->ct_resid = 0; 1578 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, 1579 cso->dxfer_len, atp->bytes_xfered); 1580 atp->state = ATPD_STATE_CTIO; 1581 } 1582 } else if (IS_FC(isp)) { 1583 ct2_entry_t *cto = (ct2_entry_t *) local; 1584 1585 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1586 cto->ct_header.rqs_entry_count = 1; 1587 cto->ct_header.rqs_seqno = 1; 1588 if (ISP_CAP_2KLOGIN(isp) == 0) { 1589 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1590 } else { 1591 cto->ct_iid = cso->init_id; 1592 if (ISP_CAP_SCCFW(isp) == 0) { 1593 cto->ct_lun = ccb->ccb_h.target_lun; 1594 } 1595 } 1596 1597 1598 cto->ct_rxid = cso->tag_id; 1599 if (cso->dxfer_len == 0) { 1600 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA | CT2_SENDSTATUS; 1601 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1602 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered; 1603 if (cto->ct_resid < 0) { 1604 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1605 } else if (cto->ct_resid > 0) { 1606 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1607 } 1608 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1609 int m = min(cso->sense_len, MAXRESPLEN); 1610 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, m); 1611 cto->rsp.m1.ct_senselen = m; 1612 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1613 } else if (cso->scsi_status == SCSI_STATUS_CHECK_COND) { 1614 /* 1615 * XXX: DEBUG 1616 */ 1617 xpt_print(ccb->ccb_h.path, "CHECK CONDITION being sent without associated SENSE DATA for CDB=0x%x\n", atp->cdb0); 1618 } 1619 } else { 1620 cto->ct_flags |= CT2_FLAG_MODE0; 1621 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1622 cto->ct_flags |= CT2_DATA_IN; 1623 } else { 1624 cto->ct_flags |= CT2_DATA_OUT; 1625 } 1626 cto->ct_reloff = atp->bytes_xfered; 1627 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1628 /* 1629 * Don't overrun the limits placed on us 1630 */ 1631 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1632 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1633 } 1634 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 1635 cto->ct_flags |= CT2_SENDSTATUS; 1636 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 1637 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1638 if (cto->ct_resid < 0) { 1639 cto->rsp.m0.ct_scsi_status |= CT2_DATA_OVER; 1640 } else if (cto->ct_resid > 0) { 1641 cto->rsp.m0.ct_scsi_status |= CT2_DATA_UNDER; 1642 } 1643 } else { 1644 atp->last_xframt = cso->dxfer_len; 1645 } 1646 /* 1647 * If we're sending data and status back together, 1648 * we can't also send back sense data as well. 1649 */ 1650 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1651 } 1652 1653 if (cto->ct_flags & CT2_SENDSTATUS) { 1654 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1655 cto->ct_flags |= CT2_CCINCR; 1656 atp->state = ATPD_STATE_LAST_CTIO; 1657 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, 1658 atp->cdb0, cto->rsp.m0.ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1659 } else { 1660 cto->ct_resid = 0; 1661 atp->state = ATPD_STATE_CTIO; 1662 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, 1663 cso->dxfer_len, atp->bytes_xfered); 1664 } 1665 cto->ct_timeout = 10; 1666 } else { 1667 ct_entry_t *cto = (ct_entry_t *) local; 1668 1669 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1670 cto->ct_header.rqs_entry_count = 1; 1671 cto->ct_header.rqs_seqno = 1; 1672 cto->ct_iid = cso->init_id; 1673 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1674 cto->ct_tgt = ccb->ccb_h.target_id; 1675 cto->ct_lun = ccb->ccb_h.target_lun; 1676 cto->ct_fwhandle = cso->tag_id >> 16; 1677 if (AT_HAS_TAG(cso->tag_id)) { 1678 cto->ct_tag_val = cso->tag_id; 1679 cto->ct_flags |= CT_TQAE; 1680 } 1681 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1682 cto->ct_flags |= CT_NODISC; 1683 } 1684 if (cso->dxfer_len == 0) { 1685 cto->ct_flags |= CT_NO_DATA; 1686 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1687 cto->ct_flags |= CT_DATA_IN; 1688 } else { 1689 cto->ct_flags |= CT_DATA_OUT; 1690 } 1691 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1692 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1693 cto->ct_scsi_status = cso->scsi_status; 1694 cto->ct_resid = cso->resid; 1695 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO[%x] scsi status %x resid %d tag_id %x\n", __func__, 1696 cto->ct_fwhandle, cso->scsi_status, cso->resid, cso->tag_id); 1697 } 1698 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1699 cto->ct_timeout = 10; 1700 } 1701 1702 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 1703 xpt_print(ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1704 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1705 goto out; 1706 } 1707 1708 1709 /* 1710 * Call the dma setup routines for this entry (and any subsequent 1711 * CTIOs) if there's data to move, and then tell the f/w it's got 1712 * new things to play with. As with isp_start's usage of DMA setup, 1713 * any swizzling is done in the machine dependent layer. Because 1714 * of this, we put the request onto the queue area first in native 1715 * format. 1716 */ 1717 1718 if (IS_24XX(isp)) { 1719 ct7_entry_t *cto = (ct7_entry_t *) local; 1720 cto->ct_syshandle = handle; 1721 } else if (IS_FC(isp)) { 1722 ct2_entry_t *cto = (ct2_entry_t *) local; 1723 cto->ct_syshandle = handle; 1724 } else { 1725 ct_entry_t *cto = (ct_entry_t *) local; 1726 cto->ct_syshandle = handle; 1727 } 1728 1729 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1730 if (dmaresult == CMD_QUEUED) { 1731 isp->isp_nactive++; 1732 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1733 rls_lun_statep(isp, tptr); 1734 return; 1735 } 1736 if (dmaresult == CMD_EAGAIN) { 1737 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1738 } else { 1739 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1740 } 1741 isp_destroy_tgt_handle(isp, handle); 1742 out: 1743 rls_lun_statep(isp, tptr); 1744 isp_free_pcmd(isp, ccb); 1745 xpt_done(ccb); 1746 } 1747 1748 static void 1749 isp_refire_putback_atio(void *arg) 1750 { 1751 union ccb *ccb = arg; 1752 ispsoftc_t *isp = XS_ISP(ccb); 1753 ISP_LOCK(isp); 1754 isp_target_putback_atio(ccb); 1755 ISP_UNLOCK(isp); 1756 } 1757 1758 static void 1759 isp_target_putback_atio(union ccb *ccb) 1760 { 1761 ispsoftc_t *isp; 1762 struct ccb_scsiio *cso; 1763 void *qe; 1764 1765 isp = XS_ISP(ccb); 1766 1767 qe = isp_getrqentry(isp); 1768 if (qe == NULL) { 1769 xpt_print(ccb->ccb_h.path, rqo, __func__); 1770 (void) timeout(isp_refire_putback_atio, ccb, 10); 1771 return; 1772 } 1773 memset(qe, 0, QENTRY_LEN); 1774 cso = &ccb->csio; 1775 if (IS_FC(isp)) { 1776 at2_entry_t local, *at = &local; 1777 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1778 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1779 at->at_header.rqs_entry_count = 1; 1780 if (ISP_CAP_SCCFW(isp)) { 1781 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1782 } else { 1783 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1784 } 1785 at->at_status = CT_OK; 1786 at->at_rxid = cso->tag_id; 1787 at->at_iid = cso->ccb_h.target_id; 1788 isp_put_atio2(isp, at, qe); 1789 } else { 1790 at_entry_t local, *at = &local; 1791 ISP_MEMZERO(at, sizeof (at_entry_t)); 1792 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1793 at->at_header.rqs_entry_count = 1; 1794 at->at_iid = cso->init_id; 1795 at->at_iid |= XS_CHANNEL(ccb) << 7; 1796 at->at_tgt = cso->ccb_h.target_id; 1797 at->at_lun = cso->ccb_h.target_lun; 1798 at->at_status = CT_OK; 1799 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1800 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1801 isp_put_atio(isp, at, qe); 1802 } 1803 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1804 ISP_SYNC_REQUEST(isp); 1805 isp_complete_ctio(ccb); 1806 } 1807 1808 static void 1809 isp_complete_ctio(union ccb *ccb) 1810 { 1811 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1812 ccb->ccb_h.status |= CAM_REQ_CMP; 1813 } 1814 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1815 isp_free_pcmd(XS_ISP(ccb), ccb); 1816 xpt_done(ccb); 1817 } 1818 1819 /* 1820 * Handle ATIO stuff that the generic code can't. 1821 * This means handling CDBs. 1822 */ 1823 1824 static void 1825 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 1826 { 1827 tstate_t *tptr; 1828 int status, bus; 1829 struct ccb_accept_tio *atiop; 1830 atio_private_data_t *atp; 1831 1832 /* 1833 * The firmware status (except for the QLTM_SVALID bit) 1834 * indicates why this ATIO was sent to us. 1835 * 1836 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1837 * 1838 * If the DISCONNECTS DISABLED bit is set in the flags field, 1839 * we're still connected on the SCSI bus. 1840 */ 1841 status = aep->at_status; 1842 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1843 /* 1844 * Bus Phase Sequence error. We should have sense data 1845 * suggested by the f/w. I'm not sure quite yet what 1846 * to do about this for CAM. 1847 */ 1848 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1849 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1850 return; 1851 } 1852 if ((status & ~QLTM_SVALID) != AT_CDB) { 1853 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status); 1854 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1855 return; 1856 } 1857 1858 bus = GET_BUS_VAL(aep->at_iid); 1859 tptr = get_lun_statep(isp, bus, aep->at_lun); 1860 if (tptr == NULL) { 1861 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1862 if (tptr == NULL) { 1863 /* 1864 * Because we can't autofeed sense data back with 1865 * a command for parallel SCSI, we can't give back 1866 * a CHECK CONDITION. We'll give back a BUSY status 1867 * instead. This works out okay because the only 1868 * time we should, in fact, get this, is in the 1869 * case that somebody configured us without the 1870 * blackhole driver, so they get what they deserve. 1871 */ 1872 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1873 return; 1874 } 1875 } 1876 1877 atp = isp_get_atpd(isp, tptr, 0); 1878 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1879 if (atiop == NULL || atp == NULL) { 1880 /* 1881 * Because we can't autofeed sense data back with 1882 * a command for parallel SCSI, we can't give back 1883 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1884 * instead. This works out okay because the only time we 1885 * should, in fact, get this, is in the case that we've 1886 * run out of ATIOS. 1887 */ 1888 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" : 1889 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid); 1890 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1891 if (atp) { 1892 isp_put_atpd(isp, tptr, atp); 1893 } 1894 rls_lun_statep(isp, tptr); 1895 return; 1896 } 1897 atp->tag = aep->at_tag_val; 1898 if (atp->tag == 0) { 1899 atp->tag = ~0; 1900 } 1901 atp->state = ATPD_STATE_ATIO; 1902 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1903 tptr->atio_count--; 1904 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 1905 atiop->ccb_h.target_id = aep->at_tgt; 1906 atiop->ccb_h.target_lun = aep->at_lun; 1907 if (aep->at_flags & AT_NODISC) { 1908 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1909 } else { 1910 atiop->ccb_h.flags = 0; 1911 } 1912 1913 if (status & QLTM_SVALID) { 1914 size_t amt = ISP_MIN(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1915 atiop->sense_len = amt; 1916 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1917 } else { 1918 atiop->sense_len = 0; 1919 } 1920 1921 atiop->init_id = GET_IID_VAL(aep->at_iid); 1922 atiop->cdb_len = aep->at_cdblen; 1923 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1924 atiop->ccb_h.status = CAM_CDB_RECVD; 1925 /* 1926 * Construct a tag 'id' based upon tag value (which may be 0..255) 1927 * and the handle (which we have to preserve). 1928 */ 1929 atiop->tag_id = atp->tag; 1930 if (aep->at_flags & AT_TQAE) { 1931 atiop->tag_action = aep->at_tag_type; 1932 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1933 } 1934 atp->orig_datalen = 0; 1935 atp->bytes_xfered = 0; 1936 atp->last_xframt = 0; 1937 atp->lun = aep->at_lun; 1938 atp->nphdl = aep->at_iid; 1939 atp->portid = PORT_NONE; 1940 atp->oxid = 0; 1941 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 1942 atp->tattr = aep->at_tag_type; 1943 atp->state = ATPD_STATE_CAM; 1944 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO[%x] CDB=0x%x lun %d\n", aep->at_tag_val, atp->cdb0, atp->lun); 1945 rls_lun_statep(isp, tptr); 1946 } 1947 1948 static void 1949 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1950 { 1951 lun_id_t lun; 1952 fcportdb_t *lp; 1953 tstate_t *tptr; 1954 struct ccb_accept_tio *atiop; 1955 uint16_t nphdl; 1956 atio_private_data_t *atp; 1957 inot_private_data_t *ntp; 1958 1959 /* 1960 * The firmware status (except for the QLTM_SVALID bit) 1961 * indicates why this ATIO was sent to us. 1962 * 1963 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1964 */ 1965 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1966 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1967 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1968 return; 1969 } 1970 1971 if (ISP_CAP_SCCFW(isp)) { 1972 lun = aep->at_scclun; 1973 } else { 1974 lun = aep->at_lun; 1975 } 1976 if (ISP_CAP_2KLOGIN(isp)) { 1977 nphdl = ((at2e_entry_t *)aep)->at_iid; 1978 } else { 1979 nphdl = aep->at_iid; 1980 } 1981 tptr = get_lun_statep(isp, 0, lun); 1982 if (tptr == NULL) { 1983 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1984 if (tptr == NULL) { 1985 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d", aep->at_rxid, lun); 1986 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1987 return; 1988 } 1989 } 1990 1991 /* 1992 * Start any commands pending resources first. 1993 */ 1994 if (tptr->restart_queue) { 1995 inot_private_data_t *restart_queue = tptr->restart_queue; 1996 tptr->restart_queue = NULL; 1997 while (restart_queue) { 1998 ntp = restart_queue; 1999 restart_queue = ntp->rd.nt.nt_hba; 2000 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 2001 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 2002 isp_put_ntpd(isp, tptr, ntp); 2003 /* 2004 * If a recursion caused the restart queue to start to fill again, 2005 * stop and splice the new list on top of the old list and restore 2006 * it and go to noresrc. 2007 */ 2008 if (tptr->restart_queue) { 2009 ntp = tptr->restart_queue; 2010 tptr->restart_queue = restart_queue; 2011 while (restart_queue->rd.nt.nt_hba) { 2012 restart_queue = restart_queue->rd.nt.nt_hba; 2013 } 2014 restart_queue->rd.nt.nt_hba = ntp; 2015 goto noresrc; 2016 } 2017 } 2018 } 2019 2020 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2021 if (atiop == NULL) { 2022 goto noresrc; 2023 } 2024 2025 atp = isp_get_atpd(isp, tptr, 0); 2026 if (atp == NULL) { 2027 goto noresrc; 2028 } 2029 2030 atp->tag = aep->at_rxid; 2031 atp->state = ATPD_STATE_ATIO; 2032 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2033 tptr->atio_count--; 2034 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2035 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid; 2036 atiop->ccb_h.target_lun = lun; 2037 2038 /* 2039 * We don't get 'suggested' sense data as we do with SCSI cards. 2040 */ 2041 atiop->sense_len = 0; 2042 if (ISP_CAP_2KLOGIN(isp)) { 2043 /* 2044 * NB: We could not possibly have 2K logins if we 2045 * NB: also did not have SCC FW. 2046 */ 2047 atiop->init_id = ((at2e_entry_t *)aep)->at_iid; 2048 } else { 2049 atiop->init_id = aep->at_iid; 2050 } 2051 2052 /* 2053 * If we're not in the port database, add ourselves. 2054 */ 2055 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) { 2056 uint64_t iid = 2057 (((uint64_t) aep->at_wwpn[0]) << 48) | 2058 (((uint64_t) aep->at_wwpn[1]) << 32) | 2059 (((uint64_t) aep->at_wwpn[2]) << 16) | 2060 (((uint64_t) aep->at_wwpn[3]) << 0); 2061 /* 2062 * However, make sure we delete ourselves if otherwise 2063 * we were there but at a different loop id. 2064 */ 2065 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) { 2066 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid); 2067 } 2068 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY); 2069 } 2070 atiop->cdb_len = ATIO2_CDBLEN; 2071 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 2072 atiop->ccb_h.status = CAM_CDB_RECVD; 2073 atiop->tag_id = atp->tag; 2074 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 2075 case ATIO2_TC_ATTR_SIMPLEQ: 2076 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2077 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2078 break; 2079 case ATIO2_TC_ATTR_HEADOFQ: 2080 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2081 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2082 break; 2083 case ATIO2_TC_ATTR_ORDERED: 2084 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2085 atiop->tag_action = MSG_ORDERED_Q_TAG; 2086 break; 2087 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 2088 case ATIO2_TC_ATTR_UNTAGGED: 2089 default: 2090 atiop->tag_action = 0; 2091 break; 2092 } 2093 2094 atp->orig_datalen = aep->at_datalen; 2095 atp->bytes_xfered = 0; 2096 atp->last_xframt = 0; 2097 atp->lun = lun; 2098 atp->nphdl = atiop->init_id; 2099 atp->sid = PORT_ANY; 2100 atp->oxid = aep->at_oxid; 2101 atp->cdb0 = aep->at_cdb[0]; 2102 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2103 atp->state = ATPD_STATE_CAM; 2104 xpt_done((union ccb *)atiop); 2105 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); 2106 rls_lun_statep(isp, tptr); 2107 return; 2108 noresrc: 2109 ntp = isp_get_ntpd(isp, tptr); 2110 if (ntp == NULL) { 2111 rls_lun_statep(isp, tptr); 2112 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 2113 return; 2114 } 2115 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2116 ntp->rd.nt.nt_hba = tptr->restart_queue; 2117 tptr->restart_queue = ntp; 2118 rls_lun_statep(isp, tptr); 2119 } 2120 2121 static void 2122 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2123 { 2124 int cdbxlen; 2125 uint16_t lun, chan, nphdl = NIL_HANDLE; 2126 uint32_t did, sid; 2127 uint64_t wwn = INI_NONE; 2128 fcportdb_t *lp; 2129 tstate_t *tptr; 2130 struct ccb_accept_tio *atiop; 2131 atio_private_data_t *atp = NULL; 2132 inot_private_data_t *ntp; 2133 2134 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2135 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2136 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1]; 2137 2138 /* 2139 * Find the N-port handle, and Virtual Port Index for this command. 2140 * 2141 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2142 * We also, as a matter of course, need to know the WWN of the initiator too. 2143 */ 2144 if (ISP_CAP_MULTI_ID(isp)) { 2145 /* 2146 * Find the right channel based upon D_ID 2147 */ 2148 isp_find_chan_by_did(isp, did, &chan); 2149 2150 if (chan == ISP_NOCHAN) { 2151 NANOTIME_T now; 2152 2153 /* 2154 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2155 * It's a bit tricky here as we need to stash this command *somewhere*. 2156 */ 2157 GET_NANOTIME(&now); 2158 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2159 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2160 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2161 return; 2162 } 2163 tptr = get_lun_statep(isp, 0, 0); 2164 if (tptr == NULL) { 2165 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2166 if (tptr == NULL) { 2167 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); 2168 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2169 return; 2170 } 2171 } 2172 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2173 goto noresrc; 2174 } 2175 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); 2176 } else { 2177 chan = 0; 2178 } 2179 2180 /* 2181 * Find the PDB entry for this initiator 2182 */ 2183 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) { 2184 /* 2185 * If we're not in the port database terminate the exchange. 2186 */ 2187 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", 2188 __func__, aep->at_rxid, did, chan, sid); 2189 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2190 return; 2191 } 2192 nphdl = lp->handle; 2193 wwn = lp->port_wwn; 2194 2195 /* 2196 * Get the tstate pointer 2197 */ 2198 tptr = get_lun_statep(isp, chan, lun); 2199 if (tptr == NULL) { 2200 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2201 if (tptr == NULL) { 2202 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d or wildcard", aep->at_rxid, lun); 2203 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2204 return; 2205 } 2206 } 2207 2208 /* 2209 * Start any commands pending resources first. 2210 */ 2211 if (tptr->restart_queue) { 2212 inot_private_data_t *restart_queue = tptr->restart_queue; 2213 tptr->restart_queue = NULL; 2214 while (restart_queue) { 2215 ntp = restart_queue; 2216 restart_queue = ntp->rd.nt.nt_hba; 2217 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2218 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2219 isp_put_ntpd(isp, tptr, ntp); 2220 /* 2221 * If a recursion caused the restart queue to start to fill again, 2222 * stop and splice the new list on top of the old list and restore 2223 * it and go to noresrc. 2224 */ 2225 if (tptr->restart_queue) { 2226 if (restart_queue) { 2227 ntp = tptr->restart_queue; 2228 tptr->restart_queue = restart_queue; 2229 while (restart_queue->rd.nt.nt_hba) { 2230 restart_queue = restart_queue->rd.nt.nt_hba; 2231 } 2232 restart_queue->rd.nt.nt_hba = ntp; 2233 } 2234 goto noresrc; 2235 } 2236 } 2237 } 2238 2239 /* 2240 * If the f/w is out of resources, just send a BUSY status back. 2241 */ 2242 if (aep->at_rxid == AT7_NORESRC_RXID) { 2243 rls_lun_statep(isp, tptr); 2244 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2245 return; 2246 } 2247 2248 /* 2249 * If we're out of resources, just send a BUSY status back. 2250 */ 2251 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2252 if (atiop == NULL) { 2253 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2254 goto noresrc; 2255 } 2256 2257 atp = isp_get_atpd(isp, tptr, 0); 2258 if (atp == NULL) { 2259 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2260 goto noresrc; 2261 } 2262 if (isp_get_atpd(isp, tptr, aep->at_rxid)) { 2263 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", 2264 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id); 2265 /* 2266 * It's not a "no resource" condition- but we can treat it like one 2267 */ 2268 goto noresrc; 2269 } 2270 2271 atp->tag = aep->at_rxid; 2272 atp->state = ATPD_STATE_ATIO; 2273 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2274 tptr->atio_count--; 2275 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2276 atiop->init_id = nphdl; 2277 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2278 atiop->ccb_h.target_lun = lun; 2279 atiop->sense_len = 0; 2280 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2281 if (cdbxlen) { 2282 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2283 } 2284 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2285 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2286 atiop->cdb_len = cdbxlen; 2287 atiop->ccb_h.status = CAM_CDB_RECVD; 2288 atiop->tag_id = atp->tag; 2289 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2290 case FCP_CMND_TASK_ATTR_SIMPLE: 2291 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2292 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2293 break; 2294 case FCP_CMND_TASK_ATTR_HEAD: 2295 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2296 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2297 break; 2298 case FCP_CMND_TASK_ATTR_ORDERED: 2299 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2300 atiop->tag_action = MSG_ORDERED_Q_TAG; 2301 break; 2302 default: 2303 /* FALLTHROUGH */ 2304 case FCP_CMND_TASK_ATTR_ACA: 2305 case FCP_CMND_TASK_ATTR_UNTAGGED: 2306 atiop->tag_action = 0; 2307 break; 2308 } 2309 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2310 atp->bytes_xfered = 0; 2311 atp->last_xframt = 0; 2312 atp->lun = lun; 2313 atp->nphdl = nphdl; 2314 atp->portid = sid; 2315 atp->oxid = aep->at_hdr.ox_id; 2316 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2317 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2318 atp->state = ATPD_STATE_CAM; 2319 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); 2320 xpt_done((union ccb *)atiop); 2321 rls_lun_statep(isp, tptr); 2322 return; 2323 noresrc: 2324 if (atp) { 2325 isp_put_atpd(isp, tptr, atp); 2326 } 2327 ntp = isp_get_ntpd(isp, tptr); 2328 if (ntp == NULL) { 2329 rls_lun_statep(isp, tptr); 2330 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2331 return; 2332 } 2333 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2334 ntp->rd.nt.nt_hba = tptr->restart_queue; 2335 tptr->restart_queue = ntp; 2336 rls_lun_statep(isp, tptr); 2337 } 2338 2339 static void 2340 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2341 { 2342 union ccb *ccb; 2343 int sentstatus, ok, notify_cam, resid = 0; 2344 tstate_t *tptr = NULL; 2345 atio_private_data_t *atp = NULL; 2346 int bus; 2347 uint32_t tval, handle; 2348 2349 /* 2350 * CTIO handles are 16 bits. 2351 * CTIO2 and CTIO7 are 32 bits. 2352 */ 2353 2354 if (IS_SCSI(isp)) { 2355 handle = ((ct_entry_t *)arg)->ct_syshandle; 2356 } else { 2357 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2358 } 2359 ccb = isp_find_xs_tgt(isp, handle); 2360 if (ccb == NULL) { 2361 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2362 return; 2363 } 2364 isp_destroy_tgt_handle(isp, handle); 2365 bus = XS_CHANNEL(ccb); 2366 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2367 if (tptr == NULL) { 2368 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2369 } 2370 KASSERT((tptr != NULL), ("cannot get state pointer")); 2371 if (isp->isp_nactive) { 2372 isp->isp_nactive++; 2373 } 2374 if (IS_24XX(isp)) { 2375 ct7_entry_t *ct = arg; 2376 2377 atp = isp_get_atpd(isp, tptr, ct->ct_rxid); 2378 if (atp == NULL) { 2379 rls_lun_statep(isp, tptr); 2380 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid); 2381 return; 2382 } 2383 2384 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2385 ok = (ct->ct_nphdl == CT7_OK); 2386 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2387 ccb->ccb_h.status |= CAM_SENT_SENSE; 2388 } 2389 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2390 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2391 resid = ct->ct_resid; 2392 atp->bytes_xfered += (atp->last_xframt - resid); 2393 atp->last_xframt = 0; 2394 } 2395 if (ct->ct_nphdl == CT_HBA_RESET) { 2396 ok = 0; 2397 notify_cam = 1; 2398 sentstatus = 1; 2399 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2400 } else if (!ok) { 2401 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2402 } 2403 tval = atp->tag; 2404 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2405 ct->ct_rxid, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2406 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */ 2407 } else if (IS_FC(isp)) { 2408 ct2_entry_t *ct = arg; 2409 2410 atp = isp_get_atpd(isp, tptr, ct->ct_rxid); 2411 if (atp == NULL) { 2412 rls_lun_statep(isp, tptr); 2413 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid); 2414 return; 2415 } 2416 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2417 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2418 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2419 ccb->ccb_h.status |= CAM_SENT_SENSE; 2420 } 2421 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2422 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2423 resid = ct->ct_resid; 2424 atp->bytes_xfered += (atp->last_xframt - resid); 2425 atp->last_xframt = 0; 2426 } 2427 if (ct->ct_status == CT_HBA_RESET) { 2428 ok = 0; 2429 notify_cam = 1; 2430 sentstatus = 1; 2431 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2432 } else if (!ok) { 2433 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2434 } 2435 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2436 ct->ct_rxid, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2437 tval = atp->tag; 2438 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */ 2439 } else { 2440 ct_entry_t *ct = arg; 2441 sentstatus = ct->ct_flags & CT_SENDSTATUS; 2442 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2443 /* 2444 * We *ought* to be able to get back to the original ATIO 2445 * here, but for some reason this gets lost. It's just as 2446 * well because it's squirrelled away as part of periph 2447 * private data. 2448 * 2449 * We can live without it as long as we continue to use 2450 * the auto-replenish feature for CTIOs. 2451 */ 2452 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2453 if (ct->ct_status == (CT_HBA_RESET & 0xff)) { 2454 ok = 0; 2455 notify_cam = 1; 2456 sentstatus = 1; 2457 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2458 } else if (!ok) { 2459 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2460 } else if (ct->ct_status & QLTM_SVALID) { 2461 char *sp = (char *)ct; 2462 sp += CTIO_SENSE_OFFSET; 2463 ccb->csio.sense_len = min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 2464 ISP_MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 2465 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 2466 } 2467 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 2468 resid = ct->ct_resid; 2469 } 2470 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] tag %x S_ID 0x%x lun %d sts %x flg %x resid %d %s", __func__, 2471 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID"); 2472 tval = ct->ct_fwhandle; 2473 } 2474 ccb->csio.resid += resid; 2475 2476 /* 2477 * We're here either because intermediate data transfers are done 2478 * and/or the final status CTIO (which may have joined with a 2479 * Data Transfer) is done. 2480 * 2481 * In any case, for this platform, the upper layers figure out 2482 * what to do next, so all we do here is collect status and 2483 * pass information along. Any DMA handles have already been 2484 * freed. 2485 */ 2486 if (notify_cam == 0) { 2487 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval); 2488 return; 2489 } 2490 if (tptr) { 2491 rls_lun_statep(isp, tptr); 2492 } 2493 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", (sentstatus)? " FINAL " : "MIDTERM ", tval); 2494 2495 if (!ok && !IS_24XX(isp)) { 2496 isp_target_putback_atio(ccb); 2497 } else { 2498 isp_complete_ctio(ccb); 2499 } 2500 } 2501 2502 static void 2503 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot) 2504 { 2505 (void) isp_notify_ack(isp, inot); 2506 } 2507 2508 static void 2509 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2510 { 2511 int needack = 1; 2512 switch (inp->in_status) { 2513 case IN_PORT_LOGOUT: 2514 /* 2515 * XXX: Need to delete this initiator's WWN from the database 2516 * XXX: Need to send this LOGOUT upstream 2517 */ 2518 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2519 break; 2520 case IN_PORT_CHANGED: 2521 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2522 break; 2523 case IN_GLOBAL_LOGO: 2524 isp_del_all_wwn_entries(isp, 0); 2525 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2526 break; 2527 case IN_ABORT_TASK: 2528 { 2529 tstate_t *tptr; 2530 uint16_t lun; 2531 uint32_t loopid; 2532 uint64_t wwn; 2533 atio_private_data_t *atp; 2534 fcportdb_t *lp; 2535 struct ccb_immediate_notify *inot = NULL; 2536 2537 if (ISP_CAP_SCCFW(isp)) { 2538 lun = inp->in_scclun; 2539 } else { 2540 lun = inp->in_lun; 2541 } 2542 if (ISP_CAP_2KLOGIN(isp)) { 2543 loopid = ((in_fcentry_e_t *)inp)->in_iid; 2544 } else { 2545 loopid = inp->in_iid; 2546 } 2547 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) { 2548 wwn = lp->port_wwn; 2549 } else { 2550 wwn = INI_ANY; 2551 } 2552 tptr = get_lun_statep(isp, 0, lun); 2553 if (tptr == NULL) { 2554 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2555 if (tptr == NULL) { 2556 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun); 2557 return; 2558 } 2559 } 2560 atp = isp_get_atpd(isp, tptr, inp->in_seqid); 2561 2562 if (atp) { 2563 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2564 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 2565 if (inot) { 2566 tptr->inot_count--; 2567 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2568 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2569 } else { 2570 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "out of INOT structures\n"); 2571 } 2572 } else { 2573 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 2574 } 2575 if (inot) { 2576 isp_notify_t tmp, *nt = &tmp; 2577 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2578 nt->nt_hba = isp; 2579 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2580 nt->nt_wwn = wwn; 2581 nt->nt_nphdl = loopid; 2582 nt->nt_sid = PORT_ANY; 2583 nt->nt_did = PORT_ANY; 2584 nt->nt_lun = lun; 2585 nt->nt_need_ack = 1; 2586 nt->nt_channel = 0; 2587 nt->nt_ncode = NT_ABORT_TASK; 2588 nt->nt_lreserved = inot; 2589 isp_handle_platform_target_tmf(isp, nt); 2590 needack = 0; 2591 } 2592 rls_lun_statep(isp, tptr); 2593 break; 2594 } 2595 default: 2596 break; 2597 } 2598 if (needack) { 2599 (void) isp_notify_ack(isp, inp); 2600 } 2601 } 2602 2603 static void 2604 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2605 { 2606 uint16_t nphdl; 2607 uint32_t portid; 2608 fcportdb_t *lp; 2609 uint8_t *ptr = NULL; 2610 uint64_t wwn; 2611 2612 nphdl = inot->in_nphdl; 2613 if (nphdl != NIL_HANDLE) { 2614 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2615 } else { 2616 portid = PORT_ANY; 2617 } 2618 2619 switch (inot->in_status) { 2620 case IN24XX_ELS_RCVD: 2621 { 2622 char buf[16], *msg; 2623 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2624 2625 /* 2626 * Note that we're just getting notification that an ELS was received 2627 * (possibly with some associated information sent upstream). This is 2628 * *not* the same as being given the ELS frame to accept or reject. 2629 */ 2630 switch (inot->in_status_subcode) { 2631 case LOGO: 2632 msg = "LOGO"; 2633 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2634 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2635 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) | 2636 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) | 2637 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) | 2638 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) | 2639 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) | 2640 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) | 2641 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) | 2642 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7])); 2643 } else { 2644 wwn = INI_ANY; 2645 } 2646 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid); 2647 break; 2648 case PRLO: 2649 msg = "PRLO"; 2650 break; 2651 case PLOGI: 2652 case PRLI: 2653 /* 2654 * Treat PRLI the same as PLOGI and make a database entry for it. 2655 */ 2656 if (inot->in_status_subcode == PLOGI) 2657 msg = "PLOGI"; 2658 else 2659 msg = "PRLI"; 2660 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2661 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2662 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) | 2663 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) | 2664 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) | 2665 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) | 2666 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) | 2667 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) | 2668 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) | 2669 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7])); 2670 } else { 2671 wwn = INI_NONE; 2672 } 2673 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid); 2674 break; 2675 case PDISC: 2676 msg = "PDISC"; 2677 break; 2678 case ADISC: 2679 msg = "ADISC"; 2680 break; 2681 default: 2682 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2683 msg = buf; 2684 break; 2685 } 2686 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2687 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); 2688 break; 2689 } 2690 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, 2691 inot->in_rxid, inot->in_oxid); 2692 (void) isp_notify_ack(isp, inot); 2693 break; 2694 } 2695 2696 case IN24XX_PORT_LOGOUT: 2697 ptr = "PORT LOGOUT"; 2698 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2699 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2700 } 2701 /* FALLTHROUGH */ 2702 case IN24XX_PORT_CHANGED: 2703 if (ptr == NULL) { 2704 ptr = "PORT CHANGED"; 2705 } 2706 /* FALLTHROUGH */ 2707 case IN24XX_LIP_RESET: 2708 if (ptr == NULL) { 2709 ptr = "LIP RESET"; 2710 } 2711 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); 2712 2713 /* 2714 * All subcodes here are irrelevant. What is relevant 2715 * is that we need to terminate all active commands from 2716 * this initiator (known by N-port handle). 2717 */ 2718 /* XXX IMPLEMENT XXX */ 2719 (void) isp_notify_ack(isp, inot); 2720 break; 2721 2722 case IN24XX_LINK_RESET: 2723 case IN24XX_LINK_FAILED: 2724 case IN24XX_SRR_RCVD: 2725 default: 2726 (void) isp_notify_ack(isp, inot); 2727 break; 2728 } 2729 } 2730 2731 static int 2732 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 2733 { 2734 2735 if (isp->isp_state != ISP_RUNSTATE) { 2736 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2737 return (0); 2738 } 2739 2740 /* 2741 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2742 */ 2743 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2744 ct7_entry_t local, *cto = &local; 2745 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2746 fcportdb_t *lp; 2747 uint32_t sid; 2748 uint16_t nphdl; 2749 2750 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2751 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) { 2752 nphdl = lp->handle; 2753 } else { 2754 nphdl = NIL_HANDLE; 2755 } 2756 ISP_MEMZERO(&local, sizeof (local)); 2757 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2758 cto->ct_header.rqs_entry_count = 1; 2759 cto->ct_nphdl = nphdl; 2760 cto->ct_rxid = aep->at_rxid; 2761 cto->ct_vpidx = mp->nt_channel; 2762 cto->ct_iid_lo = sid; 2763 cto->ct_iid_hi = sid >> 16; 2764 cto->ct_oxid = aep->at_hdr.ox_id; 2765 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2766 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2767 return (isp_target_put_entry(isp, &local)); 2768 } 2769 2770 /* 2771 * This case is for a responding to an ABTS frame 2772 */ 2773 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2774 2775 /* 2776 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2777 */ 2778 if (mp->nt_need_ack) { 2779 uint8_t storage[QENTRY_LEN]; 2780 ct7_entry_t *cto = (ct7_entry_t *) storage; 2781 abts_t *abts = (abts_t *)mp->nt_lreserved; 2782 2783 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2784 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2785 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2786 cto->ct_header.rqs_entry_count = 1; 2787 cto->ct_nphdl = mp->nt_nphdl; 2788 cto->ct_rxid = abts->abts_rxid_task; 2789 cto->ct_iid_lo = mp->nt_sid; 2790 cto->ct_iid_hi = mp->nt_sid >> 16; 2791 cto->ct_oxid = abts->abts_ox_id; 2792 cto->ct_vpidx = mp->nt_channel; 2793 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2794 if (isp_target_put_entry(isp, cto)) { 2795 return (ENOMEM); 2796 } 2797 mp->nt_need_ack = 0; 2798 } 2799 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2800 return (ENOMEM); 2801 } else { 2802 return (0); 2803 } 2804 } 2805 2806 /* 2807 * Handle logout cases here 2808 */ 2809 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2810 isp_del_all_wwn_entries(isp, mp->nt_channel); 2811 } 2812 2813 if (mp->nt_ncode == NT_LOGOUT) { 2814 if (!IS_2100(isp) && IS_FC(isp)) { 2815 isp_del_wwn_entries(isp, mp); 2816 } 2817 } 2818 2819 /* 2820 * General purpose acknowledgement 2821 */ 2822 if (mp->nt_need_ack) { 2823 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2824 return (isp_notify_ack(isp, mp->nt_lreserved)); 2825 } 2826 return (0); 2827 } 2828 2829 /* 2830 * Handle task management functions. 2831 * 2832 * We show up here with a notify structure filled out. 2833 * 2834 * The nt_lreserved tag points to the original queue entry 2835 */ 2836 static void 2837 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2838 { 2839 tstate_t *tptr; 2840 fcportdb_t *lp; 2841 struct ccb_immediate_notify *inot; 2842 inot_private_data_t *ntp = NULL; 2843 lun_id_t lun; 2844 2845 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2846 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2847 /* 2848 * NB: This assignment is necessary because of tricky type conversion. 2849 * XXX: This is tricky and I need to check this. If the lun isn't known 2850 * XXX: for the task management function, it does not of necessity follow 2851 * XXX: that it should go up stream to the wildcard listener. 2852 */ 2853 if (notify->nt_lun == LUN_ANY) { 2854 lun = CAM_LUN_WILDCARD; 2855 } else { 2856 lun = notify->nt_lun; 2857 } 2858 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2859 if (tptr == NULL) { 2860 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2861 if (tptr == NULL) { 2862 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2863 goto bad; 2864 } 2865 } 2866 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2867 if (inot == NULL) { 2868 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2869 goto bad; 2870 } 2871 2872 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) { 2873 inot->initiator_id = CAM_TARGET_WILDCARD; 2874 } else { 2875 inot->initiator_id = lp->handle; 2876 } 2877 inot->seq_id = notify->nt_tagval; 2878 inot->tag_id = notify->nt_tagval >> 32; 2879 2880 switch (notify->nt_ncode) { 2881 case NT_ABORT_TASK: 2882 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 2883 inot->arg = MSG_ABORT_TASK; 2884 break; 2885 case NT_ABORT_TASK_SET: 2886 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 2887 inot->arg = MSG_ABORT_TASK_SET; 2888 break; 2889 case NT_CLEAR_ACA: 2890 inot->arg = MSG_CLEAR_ACA; 2891 break; 2892 case NT_CLEAR_TASK_SET: 2893 inot->arg = MSG_CLEAR_TASK_SET; 2894 break; 2895 case NT_LUN_RESET: 2896 inot->arg = MSG_LOGICAL_UNIT_RESET; 2897 break; 2898 case NT_TARGET_RESET: 2899 inot->arg = MSG_TARGET_RESET; 2900 break; 2901 default: 2902 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); 2903 goto bad; 2904 } 2905 2906 ntp = isp_get_ntpd(isp, tptr); 2907 if (ntp == NULL) { 2908 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2909 goto bad; 2910 } 2911 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 2912 if (notify->nt_lreserved) { 2913 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 2914 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 2915 } 2916 ntp->rd.seq_id = notify->nt_tagval; 2917 ntp->rd.tag_id = notify->nt_tagval >> 32; 2918 2919 tptr->inot_count--; 2920 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2921 rls_lun_statep(isp, tptr); 2922 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2923 inot->ccb_h.status = CAM_MESSAGE_RECV; 2924 xpt_done((union ccb *)inot); 2925 return; 2926 bad: 2927 if (tptr) { 2928 rls_lun_statep(isp, tptr); 2929 } 2930 if (notify->nt_need_ack && notify->nt_lreserved) { 2931 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2932 (void) isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM); 2933 } else { 2934 (void) isp_notify_ack(isp, notify->nt_lreserved); 2935 } 2936 } 2937 } 2938 2939 /* 2940 * Find the associated private data and mark it as dead so 2941 * we don't try to work on it any further. 2942 */ 2943 static void 2944 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 2945 { 2946 tstate_t *tptr; 2947 atio_private_data_t *atp; 2948 2949 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 2950 if (tptr == NULL) { 2951 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 2952 if (tptr == NULL) { 2953 ccb->ccb_h.status = CAM_REQ_INVALID; 2954 return; 2955 } 2956 } 2957 2958 atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 2959 if (atp == NULL) { 2960 ccb->ccb_h.status = CAM_REQ_INVALID; 2961 return; 2962 } 2963 atp->dead = 1; 2964 ccb->ccb_h.status = CAM_REQ_CMP; 2965 } 2966 2967 static void 2968 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 2969 { 2970 atio_private_data_t *atp; 2971 inot_private_data_t *restart_queue = tptr->restart_queue; 2972 2973 /* 2974 * First, clean any commands pending restart 2975 */ 2976 tptr->restart_queue = NULL; 2977 while (restart_queue) { 2978 uint32_t this_tag_id; 2979 inot_private_data_t *ntp = restart_queue; 2980 2981 restart_queue = ntp->rd.nt.nt_hba; 2982 2983 if (IS_24XX(isp)) { 2984 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 2985 } else { 2986 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 2987 } 2988 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 2989 isp_put_ntpd(isp, tptr, ntp); 2990 } else { 2991 ntp->rd.nt.nt_hba = tptr->restart_queue; 2992 tptr->restart_queue = ntp; 2993 } 2994 } 2995 2996 /* 2997 * Now mark other ones dead as well. 2998 */ 2999 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3000 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3001 atp->dead = 1; 3002 } 3003 } 3004 } 3005 3006 3007 #ifdef ISP_INTERNAL_TARGET 3008 // #define ISP_FORCE_TIMEOUT 1 3009 // #define ISP_TEST_WWNS 1 3010 // #define ISP_TEST_SEPARATE_STATUS 1 3011 3012 #define ccb_data_offset ppriv_field0 3013 #define ccb_atio ppriv_ptr1 3014 #define ccb_inot ppriv_ptr1 3015 3016 #define MAX_ISP_TARG_TRANSFER (2 << 20) 3017 #define NISP_TARG_CMDS 1024 3018 #define NISP_TARG_NOTIFIES 1024 3019 #define DISK_SHIFT 9 3020 #define JUNK_SIZE 256 3021 3022 #ifndef VERIFY_10 3023 #define VERIFY_10 0x2f 3024 #endif 3025 3026 TAILQ_HEAD(ccb_queue, ccb_hdr); 3027 extern u_int vm_kmem_size; 3028 static int ca; 3029 static uint32_t disk_size; 3030 static uint8_t *disk_data = NULL; 3031 static uint8_t *junk_data; 3032 static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data"); 3033 struct isptarg_softc { 3034 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */ 3035 struct ccb_queue work_queue; 3036 struct ccb_queue rework_queue; 3037 struct ccb_queue running_queue; 3038 struct ccb_queue inot_queue; 3039 struct cam_periph *periph; 3040 struct cam_path *path; 3041 ispsoftc_t *isp; 3042 }; 3043 static periph_ctor_t isptargctor; 3044 static periph_dtor_t isptargdtor; 3045 static periph_start_t isptargstart; 3046 static periph_init_t isptarginit; 3047 static void isptarg_done(struct cam_periph *, union ccb *); 3048 static void isptargasync(void *, u_int32_t, struct cam_path *, void *); 3049 3050 3051 static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *); 3052 3053 static struct periph_driver isptargdriver = 3054 { 3055 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), /* generation */ 0 3056 }; 3057 3058 static void 3059 isptarginit(void) 3060 { 3061 } 3062 3063 static void 3064 isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot) 3065 { 3066 struct ccb_notify_acknowledge *ack = &iccb->cna2; 3067 3068 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__, 3069 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg); 3070 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 3071 ack->ccb_h.flags = 0; 3072 ack->ccb_h.retry_count = 0; 3073 ack->ccb_h.cbfcnp = isptarg_done; 3074 ack->ccb_h.timeout = 0; 3075 ack->ccb_h.ccb_inot = inot; 3076 ack->tag_id = inot->tag_id; 3077 ack->seq_id = inot->seq_id; 3078 ack->initiator_id = inot->initiator_id; 3079 xpt_action(iccb); 3080 } 3081 3082 static void 3083 isptargstart(struct cam_periph *periph, union ccb *iccb) 3084 { 3085 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 3086 0x7f, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3087 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3088 'S', 'C', 'S', 'I', ' ', 'N', 'U', 'L', 3089 'L', ' ', 'D', 'E', 'V', 'I', 'C', 'E', 3090 '0', '0', '0', '1' 3091 }; 3092 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = { 3093 0, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3094 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3095 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M', 3096 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K', 3097 '0', '0', '0', '1' 3098 }; 3099 int i, more = 0, last; 3100 struct isptarg_softc *softc = periph->softc; 3101 struct ccb_scsiio *csio; 3102 lun_id_t return_lun; 3103 struct ccb_accept_tio *atio; 3104 uint8_t *cdb, *ptr, status; 3105 uint8_t *data_ptr; 3106 uint32_t data_len, flags; 3107 struct ccb_hdr *ccbh; 3108 3109 KKASSERT(lockstatus(periph->sim->mtx, curthread) != 0); 3110 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, 3111 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n'); 3112 /* 3113 * Check for immediate notifies first 3114 */ 3115 ccbh = TAILQ_FIRST(&softc->inot_queue); 3116 if (ccbh) { 3117 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe); 3118 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) { 3119 xpt_schedule(periph, 1); 3120 } 3121 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh); 3122 return; 3123 } 3124 3125 /* 3126 * Check the rework (continuation) work queue first. 3127 */ 3128 ccbh = TAILQ_FIRST(&softc->rework_queue); 3129 if (ccbh) { 3130 atio = (struct ccb_accept_tio *)ccbh; 3131 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe); 3132 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue); 3133 } else { 3134 ccbh = TAILQ_FIRST(&softc->work_queue); 3135 if (ccbh == NULL) { 3136 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, iccb->ccb_h.path, "%s: woken up but no work?\n", __func__); 3137 xpt_release_ccb(iccb); 3138 return; 3139 } 3140 atio = (struct ccb_accept_tio *)ccbh; 3141 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe); 3142 more = TAILQ_FIRST(&softc->work_queue) != NULL; 3143 atio->ccb_h.ccb_data_offset = 0; 3144 } 3145 3146 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) { 3147 panic("BAD ATIO"); 3148 } 3149 3150 data_ptr = NULL; 3151 data_len = 0; 3152 csio = &iccb->csio; 3153 status = SCSI_STATUS_OK; 3154 flags = CAM_SEND_STATUS; 3155 memset(&atio->sense_data, 0, sizeof (atio->sense_data)); 3156 cdb = atio->cdb_io.cdb_bytes; 3157 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, 3158 cdb[0], atio->ccb_h.ccb_data_offset); 3159 3160 return_lun = XS_LUN(atio); 3161 if (return_lun != 0) { 3162 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]); 3163 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) { 3164 status = SCSI_STATUS_CHECK_COND; 3165 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_ILLEGAL_REQUEST; 3166 atio->sense_data.add_sense_code = 0x25; 3167 atio->sense_data.add_sense_code_qual = 0x0; 3168 atio->sense_len = sizeof (atio->sense_data); 3169 } 3170 return_lun = CAM_LUN_WILDCARD; 3171 } 3172 3173 switch (cdb[0]) { 3174 case REQUEST_SENSE: 3175 flags |= CAM_DIR_IN; 3176 data_len = sizeof (atio->sense_data); 3177 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE; 3178 memset(junk_data+1, 0, data_len-1); 3179 if (data_len > cdb[4]) { 3180 data_len = cdb[4]; 3181 } 3182 if (data_len) { 3183 data_ptr = junk_data; 3184 } 3185 break; 3186 case READ_6: 3187 case READ_10: 3188 case READ_12: 3189 case READ_16: 3190 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3191 status = SCSI_STATUS_CHECK_COND; 3192 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3193 atio->sense_data.add_sense_code = 0x5; 3194 atio->sense_data.add_sense_code_qual = 0x24; 3195 atio->sense_len = sizeof (atio->sense_data); 3196 } else { 3197 #ifdef ISP_FORCE_TIMEOUT 3198 { 3199 static int foo; 3200 if (foo++ == 500) { 3201 if (more) { 3202 xpt_schedule(periph, 1); 3203 } 3204 foo = 0; 3205 return; 3206 } 3207 } 3208 #endif 3209 #ifdef ISP_TEST_SEPARATE_STATUS 3210 if (last && data_len) { 3211 last = 0; 3212 } 3213 #endif 3214 if (last == 0) { 3215 flags &= ~CAM_SEND_STATUS; 3216 } 3217 if (data_len) { 3218 atio->ccb_h.ccb_data_offset += data_len; 3219 flags |= CAM_DIR_IN; 3220 } else { 3221 flags |= CAM_DIR_NONE; 3222 } 3223 } 3224 break; 3225 case WRITE_6: 3226 case WRITE_10: 3227 case WRITE_12: 3228 case WRITE_16: 3229 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3230 status = SCSI_STATUS_CHECK_COND; 3231 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3232 atio->sense_data.add_sense_code = 0x5; 3233 atio->sense_data.add_sense_code_qual = 0x24; 3234 atio->sense_len = sizeof (atio->sense_data); 3235 } else { 3236 #ifdef ISP_FORCE_TIMEOUT 3237 { 3238 static int foo; 3239 if (foo++ == 500) { 3240 if (more) { 3241 xpt_schedule(periph, 1); 3242 } 3243 foo = 0; 3244 return; 3245 } 3246 } 3247 #endif 3248 #ifdef ISP_TEST_SEPARATE_STATUS 3249 if (last && data_len) { 3250 last = 0; 3251 } 3252 #endif 3253 if (last == 0) { 3254 flags &= ~CAM_SEND_STATUS; 3255 } 3256 if (data_len) { 3257 atio->ccb_h.ccb_data_offset += data_len; 3258 flags |= CAM_DIR_OUT; 3259 } else { 3260 flags |= CAM_DIR_NONE; 3261 } 3262 } 3263 break; 3264 case INQUIRY: 3265 flags |= CAM_DIR_IN; 3266 if (cdb[1] || cdb[2] || cdb[3]) { 3267 status = SCSI_STATUS_CHECK_COND; 3268 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3269 atio->sense_data.add_sense_code = 0x5; 3270 atio->sense_data.add_sense_code_qual = 0x20; 3271 atio->sense_len = sizeof (atio->sense_data); 3272 break; 3273 } 3274 data_len = sizeof (iqd); 3275 if (data_len > cdb[4]) { 3276 data_len = cdb[4]; 3277 } 3278 if (data_len) { 3279 if (XS_LUN(iccb) != 0) { 3280 memcpy(junk_data, niliqd, sizeof (iqd)); 3281 } else { 3282 memcpy(junk_data, iqd, sizeof (iqd)); 3283 } 3284 data_ptr = junk_data; 3285 } 3286 break; 3287 case TEST_UNIT_READY: 3288 flags |= CAM_DIR_NONE; 3289 if (ca) { 3290 ca = 0; 3291 status = SCSI_STATUS_CHECK_COND; 3292 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3293 atio->sense_data.add_sense_code = 0x28; 3294 atio->sense_data.add_sense_code_qual = 0x0; 3295 atio->sense_len = sizeof (atio->sense_data); 3296 } 3297 break; 3298 case SYNCHRONIZE_CACHE: 3299 case START_STOP: 3300 case RESERVE: 3301 case RELEASE: 3302 case VERIFY_10: 3303 flags |= CAM_DIR_NONE; 3304 break; 3305 3306 case READ_CAPACITY: 3307 flags |= CAM_DIR_IN; 3308 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) { 3309 status = SCSI_STATUS_CHECK_COND; 3310 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3311 atio->sense_data.add_sense_code = 0x5; 3312 atio->sense_data.add_sense_code_qual = 0x24; 3313 atio->sense_len = sizeof (atio->sense_data); 3314 break; 3315 } 3316 if (cdb[8] & 0x1) { /* PMI */ 3317 junk_data[0] = 0xff; 3318 junk_data[1] = 0xff; 3319 junk_data[2] = 0xff; 3320 junk_data[3] = 0xff; 3321 } else { 3322 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1; 3323 if (last_blk < 0xffffffffULL) { 3324 junk_data[0] = (last_blk >> 24) & 0xff; 3325 junk_data[1] = (last_blk >> 16) & 0xff; 3326 junk_data[2] = (last_blk >> 8) & 0xff; 3327 junk_data[3] = (last_blk) & 0xff; 3328 } else { 3329 junk_data[0] = 0xff; 3330 junk_data[1] = 0xff; 3331 junk_data[2] = 0xff; 3332 junk_data[3] = 0xff; 3333 } 3334 } 3335 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff; 3336 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff; 3337 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff; 3338 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff; 3339 data_ptr = junk_data; 3340 data_len = 8; 3341 break; 3342 case REPORT_LUNS: 3343 flags |= CAM_DIR_IN; 3344 memset(junk_data, 0, JUNK_SIZE); 3345 junk_data[0] = (1 << 3) >> 24; 3346 junk_data[1] = (1 << 3) >> 16; 3347 junk_data[2] = (1 << 3) >> 8; 3348 junk_data[3] = (1 << 3); 3349 ptr = NULL; 3350 for (i = 0; i < 1; i++) { 3351 ptr = &junk_data[8 + (1 << 3)]; 3352 if (i >= 256) { 3353 ptr[0] = 0x40 | ((i >> 8) & 0x3f); 3354 } 3355 ptr[1] = i; 3356 } 3357 data_ptr = junk_data; 3358 data_len = (ptr + 8) - junk_data; 3359 break; 3360 3361 default: 3362 flags |= CAM_DIR_NONE; 3363 status = SCSI_STATUS_CHECK_COND; 3364 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3365 atio->sense_data.add_sense_code = 0x5; 3366 atio->sense_data.add_sense_code_qual = 0x20; 3367 atio->sense_len = sizeof (atio->sense_data); 3368 break; 3369 } 3370 3371 /* 3372 * If we are done with the transaction, tell the 3373 * controller to send status and perform a CMD_CMPLT. 3374 * If we have associated sense data, see if we can 3375 * send that too. 3376 */ 3377 if (status == SCSI_STATUS_CHECK_COND) { 3378 flags |= CAM_SEND_SENSE; 3379 csio->sense_len = atio->sense_len; 3380 csio->sense_data = atio->sense_data; 3381 flags &= ~CAM_DIR_MASK; 3382 data_len = 0; 3383 data_ptr = NULL; 3384 } 3385 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 0); 3386 iccb->ccb_h.target_id = atio->ccb_h.target_id; 3387 iccb->ccb_h.target_lun = return_lun; 3388 iccb->ccb_h.ccb_atio = atio; 3389 xpt_action(iccb); 3390 3391 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3392 cam_release_devq(periph->path, 0, 0, 0, 0); 3393 atio->ccb_h.status &= ~CAM_DEV_QFRZN; 3394 } 3395 if (more) { 3396 xpt_schedule(periph, 1); 3397 } 3398 } 3399 3400 static cam_status 3401 isptargctor(struct cam_periph *periph, void *arg) 3402 { 3403 struct isptarg_softc *softc; 3404 3405 softc = (struct isptarg_softc *)arg; 3406 periph->softc = softc; 3407 softc->periph = periph; 3408 softc->path = periph->path; 3409 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3410 return (CAM_REQ_CMP); 3411 } 3412 3413 static void 3414 isptargdtor(struct cam_periph *periph) 3415 { 3416 struct isptarg_softc *softc; 3417 softc = (struct isptarg_softc *)periph->softc; 3418 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3419 softc->periph = NULL; 3420 softc->path = NULL; 3421 periph->softc = NULL; 3422 } 3423 3424 static void 3425 isptarg_done(struct cam_periph *periph, union ccb *ccb) 3426 { 3427 struct isptarg_softc *softc; 3428 ispsoftc_t *isp; 3429 struct ccb_accept_tio *atio; 3430 struct ccb_immediate_notify *inot; 3431 cam_status status; 3432 3433 softc = (struct isptarg_softc *)periph->softc; 3434 isp = softc->isp; 3435 status = ccb->ccb_h.status & CAM_STATUS_MASK; 3436 3437 switch (ccb->ccb_h.func_code) { 3438 case XPT_ACCEPT_TARGET_IO: 3439 atio = (struct ccb_accept_tio *) ccb; 3440 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__); 3441 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe); 3442 xpt_schedule(periph, 1); 3443 break; 3444 case XPT_IMMEDIATE_NOTIFY: 3445 inot = (struct ccb_immediate_notify *) ccb; 3446 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__); 3447 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe); 3448 xpt_schedule(periph, 1); 3449 break; 3450 case XPT_CONT_TARGET_IO: 3451 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3452 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3453 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3454 } 3455 atio = ccb->ccb_h.ccb_atio; 3456 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3457 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL); 3458 xpt_action((union ccb *)atio); 3459 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 3460 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO seen in %s\n", atio->tag_id, __func__); 3461 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3462 xpt_schedule(periph, 1); 3463 } else { 3464 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO seen in %s\n", atio->tag_id, __func__); 3465 xpt_action((union ccb *)atio); 3466 } 3467 xpt_release_ccb(ccb); 3468 break; 3469 case XPT_NOTIFY_ACKNOWLEDGE: 3470 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3471 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3472 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3473 } 3474 inot = ccb->ccb_h.ccb_inot; 3475 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); 3476 xpt_release_ccb(ccb); 3477 xpt_action((union ccb *)inot); 3478 break; 3479 default: 3480 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code); 3481 break; 3482 } 3483 } 3484 3485 static void 3486 isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg) 3487 { 3488 struct ac_contract *acp = arg; 3489 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data; 3490 3491 if (code != AC_CONTRACT) { 3492 return; 3493 } 3494 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed"); 3495 } 3496 3497 static void 3498 isp_target_thread(ispsoftc_t *isp, int chan) 3499 { 3500 union ccb *ccb = NULL; 3501 int i; 3502 void *wchan; 3503 cam_status status; 3504 struct isptarg_softc *softc = NULL; 3505 struct cam_periph *periph = NULL, *wperiph = NULL; 3506 struct cam_path *path, *wpath; 3507 struct cam_sim *sim; 3508 3509 if (disk_data == NULL) { 3510 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20)); 3511 if (disk_size < (50 << 20)) { 3512 disk_size = 50 << 20; 3513 } 3514 disk_data = kmalloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO); 3515 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20)); 3516 } 3517 junk_data = kmalloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO); 3518 3519 3520 softc = kmalloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO); 3521 TAILQ_INIT(&softc->work_queue); 3522 TAILQ_INIT(&softc->rework_queue); 3523 TAILQ_INIT(&softc->running_queue); 3524 TAILQ_INIT(&softc->inot_queue); 3525 softc->isp = isp; 3526 3527 periphdriver_register(&isptargdriver); 3528 ISP_GET_PC(isp, chan, sim, sim); 3529 ISP_GET_PC(isp, chan, path, path); 3530 status = xpt_create_path_unlocked(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 3531 if (status != CAM_REQ_CMP) { 3532 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__); 3533 return; 3534 } 3535 status = xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), 0, 0); 3536 if (status != CAM_REQ_CMP) { 3537 xpt_free_path(wpath); 3538 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__); 3539 return; 3540 } 3541 3542 ISP_LOCK(isp); 3543 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc); 3544 if (status != CAM_REQ_CMP) { 3545 ISP_UNLOCK(isp); 3546 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__); 3547 goto out; 3548 } 3549 wperiph = cam_periph_find(wpath, "isptarg"); 3550 if (wperiph == NULL) { 3551 ISP_UNLOCK(isp); 3552 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__); 3553 goto out; 3554 } 3555 3556 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc); 3557 if (status != CAM_REQ_CMP) { 3558 ISP_UNLOCK(isp); 3559 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__); 3560 goto out; 3561 } 3562 3563 periph = cam_periph_find(path, "isptarg"); 3564 if (periph == NULL) { 3565 ISP_UNLOCK(isp); 3566 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__); 3567 goto out; 3568 } 3569 3570 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath); 3571 if (status != CAM_REQ_CMP) { 3572 ISP_UNLOCK(isp); 3573 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__); 3574 goto out; 3575 } 3576 3577 ISP_UNLOCK(isp); 3578 3579 ccb = xpt_alloc_ccb(); 3580 3581 /* 3582 * Make sure role is none. 3583 */ 3584 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3585 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3586 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE; 3587 #ifdef ISP_TEST_WWNS 3588 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE | KNOB_VALID_ADDRESS; 3589 ccb->knob.xport_specific.fc.wwnn = 0x508004d000000000ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3590 ccb->knob.xport_specific.fc.wwpn = 0x508004d000000001ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3591 #else 3592 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3593 #endif 3594 3595 ISP_LOCK(isp); 3596 xpt_action(ccb); 3597 ISP_UNLOCK(isp); 3598 3599 /* 3600 * Now enable luns 3601 */ 3602 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3603 ccb->ccb_h.func_code = XPT_EN_LUN; 3604 ccb->cel.enable = 1; 3605 ISP_LOCK(isp); 3606 xpt_action(ccb); 3607 ISP_UNLOCK(isp); 3608 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3609 xpt_free_ccb(ccb); 3610 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3611 goto out; 3612 } 3613 3614 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10); 3615 ccb->ccb_h.func_code = XPT_EN_LUN; 3616 ccb->cel.enable = 1; 3617 ISP_LOCK(isp); 3618 xpt_action(ccb); 3619 ISP_UNLOCK(isp); 3620 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3621 xpt_free_ccb(ccb); 3622 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3623 goto out; 3624 } 3625 xpt_free_ccb(ccb); 3626 3627 /* 3628 * Add resources 3629 */ 3630 ISP_GET_PC_ADDR(isp, chan, target_proc, wchan); 3631 for (i = 0; i < 4; i++) { 3632 ccb = kmalloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3633 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3634 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3635 ccb->ccb_h.cbfcnp = isptarg_done; 3636 ISP_LOCK(isp); 3637 xpt_action(ccb); 3638 ISP_UNLOCK(isp); 3639 } 3640 for (i = 0; i < NISP_TARG_CMDS; i++) { 3641 ccb = kmalloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3642 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3643 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3644 ccb->ccb_h.cbfcnp = isptarg_done; 3645 ISP_LOCK(isp); 3646 xpt_action(ccb); 3647 ISP_UNLOCK(isp); 3648 } 3649 for (i = 0; i < 4; i++) { 3650 ccb = kmalloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3651 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3652 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3653 ccb->ccb_h.cbfcnp = isptarg_done; 3654 ISP_LOCK(isp); 3655 xpt_action(ccb); 3656 ISP_UNLOCK(isp); 3657 } 3658 for (i = 0; i < NISP_TARG_NOTIFIES; i++) { 3659 ccb = kmalloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3660 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3661 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3662 ccb->ccb_h.cbfcnp = isptarg_done; 3663 ISP_LOCK(isp); 3664 xpt_action(ccb); 3665 ISP_UNLOCK(isp); 3666 } 3667 3668 /* 3669 * Now turn it all back on 3670 */ 3671 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3672 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3673 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3674 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET; 3675 ISP_LOCK(isp); 3676 xpt_action(ccb); 3677 ISP_UNLOCK(isp); 3678 3679 /* 3680 * Okay, while things are still active, sleep... 3681 */ 3682 ISP_LOCK(isp); 3683 for (;;) { 3684 ISP_GET_PC(isp, chan, proc_active, i); 3685 if (i == 0) { 3686 break; 3687 } 3688 lksleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0); 3689 } 3690 ISP_UNLOCK(isp); 3691 3692 out: 3693 if (wperiph) { 3694 cam_periph_invalidate(wperiph); 3695 } 3696 if (periph) { 3697 cam_periph_invalidate(periph); 3698 } 3699 if (junk_data) { 3700 kfree(junk_data, M_ISPTARG); 3701 } 3702 if (disk_data) { 3703 kfree(disk_data, M_ISPTARG); 3704 } 3705 if (softc) { 3706 kfree(softc, M_ISPTARG); 3707 } 3708 xpt_free_path(path); 3709 xpt_free_path(wpath); 3710 } 3711 3712 static void 3713 isp_target_thread_pi(void *arg) 3714 { 3715 struct isp_spi *pi = arg; 3716 isp_target_thread(cam_sim_softc(pi->sim), cam_sim_bus(pi->sim)); 3717 } 3718 3719 static void 3720 isp_target_thread_fc(void *arg) 3721 { 3722 struct isp_fc *fc = arg; 3723 isp_target_thread(cam_sim_softc(fc->sim), cam_sim_bus(fc->sim)); 3724 } 3725 3726 static int 3727 isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp) 3728 { 3729 uint32_t cnt, curcnt; 3730 uint64_t lba; 3731 3732 switch (cdb[0]) { 3733 case WRITE_16: 3734 case READ_16: 3735 cnt = (((uint32_t)cdb[10]) << 24) | 3736 (((uint32_t)cdb[11]) << 16) | 3737 (((uint32_t)cdb[12]) << 8) | 3738 ((uint32_t)cdb[13]); 3739 3740 lba = (((uint64_t)cdb[2]) << 56) | 3741 (((uint64_t)cdb[3]) << 48) | 3742 (((uint64_t)cdb[4]) << 40) | 3743 (((uint64_t)cdb[5]) << 32) | 3744 (((uint64_t)cdb[6]) << 24) | 3745 (((uint64_t)cdb[7]) << 16) | 3746 (((uint64_t)cdb[8]) << 8) | 3747 ((uint64_t)cdb[9]); 3748 break; 3749 case WRITE_12: 3750 case READ_12: 3751 cnt = (((uint32_t)cdb[6]) << 16) | 3752 (((uint32_t)cdb[7]) << 8) | 3753 ((u_int32_t)cdb[8]); 3754 3755 lba = (((uint32_t)cdb[2]) << 24) | 3756 (((uint32_t)cdb[3]) << 16) | 3757 (((uint32_t)cdb[4]) << 8) | 3758 ((uint32_t)cdb[5]); 3759 break; 3760 case WRITE_10: 3761 case READ_10: 3762 cnt = (((uint32_t)cdb[7]) << 8) | 3763 ((u_int32_t)cdb[8]); 3764 3765 lba = (((uint32_t)cdb[2]) << 24) | 3766 (((uint32_t)cdb[3]) << 16) | 3767 (((uint32_t)cdb[4]) << 8) | 3768 ((uint32_t)cdb[5]); 3769 break; 3770 case WRITE_6: 3771 case READ_6: 3772 cnt = cdb[4]; 3773 if (cnt == 0) { 3774 cnt = 256; 3775 } 3776 lba = (((uint32_t)cdb[1] & 0x1f) << 16) | 3777 (((uint32_t)cdb[2]) << 8) | 3778 ((uint32_t)cdb[3]); 3779 break; 3780 default: 3781 return (-1); 3782 } 3783 3784 cnt <<= DISK_SHIFT; 3785 lba <<= DISK_SHIFT; 3786 3787 if (offset == cnt) { 3788 *lp = 1; 3789 return (0); 3790 } 3791 3792 if (lba + cnt > dl) { 3793 return (-1); 3794 } 3795 3796 3797 curcnt = MAX_ISP_TARG_TRANSFER; 3798 if (offset + curcnt >= cnt) { 3799 curcnt = cnt - offset; 3800 *lp = 1; 3801 } else { 3802 *lp = 0; 3803 } 3804 *tl = curcnt; 3805 *kp = &dp[lba + offset]; 3806 return (0); 3807 } 3808 3809 #endif 3810 #endif 3811 3812 static void 3813 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 3814 { 3815 struct cam_sim *sim; 3816 int bus, tgt; 3817 ispsoftc_t *isp; 3818 3819 sim = (struct cam_sim *)cbarg; 3820 isp = (ispsoftc_t *) cam_sim_softc(sim); 3821 bus = cam_sim_bus(sim); 3822 tgt = xpt_path_target_id(path); 3823 3824 switch (code) { 3825 case AC_LOST_DEVICE: 3826 if (IS_SCSI(isp)) { 3827 uint16_t oflags, nflags; 3828 sdparam *sdp = SDPARAM(isp, bus); 3829 3830 if (tgt >= 0) { 3831 nflags = sdp->isp_devparam[tgt].nvrm_flags; 3832 #ifndef ISP_TARGET_MODE 3833 nflags &= DPARM_SAFE_DFLT; 3834 if (isp->isp_loaded_fw) { 3835 nflags |= DPARM_NARROW | DPARM_ASYNC; 3836 } 3837 #else 3838 nflags = DPARM_DEFAULT; 3839 #endif 3840 oflags = sdp->isp_devparam[tgt].goal_flags; 3841 sdp->isp_devparam[tgt].goal_flags = nflags; 3842 sdp->isp_devparam[tgt].dev_update = 1; 3843 sdp->update = 1; 3844 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3845 sdp->isp_devparam[tgt].goal_flags = oflags; 3846 } 3847 } 3848 break; 3849 default: 3850 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 3851 break; 3852 } 3853 } 3854 3855 static void 3856 isp_poll(struct cam_sim *sim) 3857 { 3858 ispsoftc_t *isp = cam_sim_softc(sim); 3859 uint32_t isr; 3860 uint16_t sema, mbox; 3861 3862 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 3863 isp_intr(isp, isr, sema, mbox); 3864 } 3865 } 3866 3867 3868 static void 3869 isp_watchdog(void *arg) 3870 { 3871 struct ccb_scsiio *xs = arg; 3872 ispsoftc_t *isp; 3873 uint32_t ohandle = ISP_HANDLE_FREE, handle; 3874 3875 isp = XS_ISP(xs); 3876 ISP_LOCK(isp); 3877 3878 handle = isp_find_handle(isp, xs); 3879 3880 if (handle != ISP_HANDLE_FREE && !XS_CMD_WPEND_P(xs)) { 3881 isp_xs_prt(isp, xs, ISP_LOGWARN, "first watchdog (handle 0x%x) timed out- deferring for grace period", handle); 3882 callout_reset(&PISP_PCMD(xs)->wdog, 2 * hz, isp_watchdog, xs); 3883 XS_CMD_S_WPEND(xs); 3884 ISP_UNLOCK(isp); 3885 return; 3886 } 3887 XS_C_TACTIVE(xs); 3888 3889 /* 3890 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 3891 */ 3892 if (handle != ISP_HANDLE_FREE) { 3893 uint32_t isr; 3894 uint16_t sema, mbox; 3895 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) != 0) { 3896 isp_intr(isp, isr, sema, mbox); 3897 } 3898 ohandle = handle; 3899 handle = isp_find_handle(isp, xs); 3900 } 3901 if (handle != ISP_HANDLE_FREE) { 3902 /* 3903 * Try and make sure the command is really dead before 3904 * we release the handle (and DMA resources) for reuse. 3905 * 3906 * If we are successful in aborting the command then 3907 * we're done here because we'll get the command returned 3908 * back separately. 3909 */ 3910 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 3911 ISP_UNLOCK(isp); 3912 return; 3913 } 3914 3915 /* 3916 * Note that after calling the above, the command may in 3917 * fact have been completed. 3918 */ 3919 xs = isp_find_xs(isp, handle); 3920 3921 /* 3922 * If the command no longer exists, then we won't 3923 * be able to find the xs again with this handle. 3924 */ 3925 if (xs == NULL) { 3926 ISP_UNLOCK(isp); 3927 return; 3928 } 3929 3930 /* 3931 * After this point, the command is really dead. 3932 */ 3933 if (XS_XFRLEN(xs)) { 3934 ISP_DMAFREE(isp, xs, handle); 3935 } 3936 isp_destroy_handle(isp, handle); 3937 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 3938 XS_SETERR(xs, CAM_CMD_TIMEOUT); 3939 isp_prt_endcmd(isp, xs); 3940 isp_done(xs); 3941 } else { 3942 if (ohandle != ISP_HANDLE_FREE) { 3943 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 3944 } else { 3945 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 3946 } 3947 } 3948 ISP_UNLOCK(isp); 3949 } 3950 3951 static void 3952 isp_bus_scan_cb(struct cam_periph *periph, union ccb *ccb) 3953 { 3954 if (ccb->ccb_h.status != CAM_REQ_CMP) 3955 kprintf("cam_scan_callback: failure status = %x\n", 3956 ccb->ccb_h.status); 3957 3958 xpt_free_path(ccb->ccb_h.path); 3959 kfree(ccb, M_TEMP); 3960 } 3961 3962 static void 3963 isp_make_here(ispsoftc_t *isp, int chan, int tgt) 3964 { 3965 union ccb *ccb; 3966 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3967 3968 if (isp_autoconfig == 0) { 3969 return; 3970 } 3971 3972 /* 3973 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 3974 */ 3975 ccb = xpt_alloc_ccb(); 3976 if (ccb == NULL) { 3977 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 3978 return; 3979 } 3980 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3981 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 3982 xpt_free_ccb(ccb); 3983 return; 3984 } 3985 xpt_setup_ccb(&ccb->ccb_h, ccb->ccb_h.path, 5/*priority (low)*/); 3986 ccb->ccb_h.func_code = XPT_SCAN_BUS; 3987 ccb->ccb_h.cbfcnp = isp_bus_scan_cb; 3988 ccb->crcn.flags = CAM_FLAG_NONE; 3989 xpt_action(ccb); 3990 } 3991 3992 static void 3993 isp_make_gone(ispsoftc_t *isp, int chan, int tgt) 3994 { 3995 struct cam_path *tp; 3996 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3997 3998 if (isp_autoconfig == 0) { 3999 return; 4000 } 4001 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 4002 xpt_async(AC_LOST_DEVICE, tp, NULL); 4003 xpt_free_path(tp); 4004 } 4005 } 4006 4007 /* 4008 * Gone Device Timer Function- when we have decided that a device has gone 4009 * away, we wait a specific period of time prior to telling the OS it has 4010 * gone away. 4011 * 4012 * This timer function fires once a second and then scans the port database 4013 * for devices that are marked dead but still have a virtual target assigned. 4014 * We decrement a counter for that port database entry, and when it hits zero, 4015 * we tell the OS the device has gone away. 4016 */ 4017 static void 4018 isp_gdt(void *arg) 4019 { 4020 struct isp_fc *fc = arg; 4021 4022 ISP_LOCK(fc->isp); 4023 taskqueue_enqueue(taskqueue_swi, &fc->gtask); 4024 ISP_UNLOCK(fc->isp); 4025 } 4026 4027 static void 4028 isp_gdt_task(void *arg, int pending) 4029 { 4030 struct isp_fc *fc = arg; 4031 ispsoftc_t *isp = fc->isp; 4032 int chan = fc - isp->isp_osinfo.pc.fc; 4033 fcportdb_t *lp; 4034 int dbidx, tgt, more_to_do = 0; 4035 4036 ISP_LOCK(isp); 4037 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 4038 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4039 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4040 4041 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 4042 continue; 4043 } 4044 if (lp->dev_map_idx == 0 || lp->target_mode) { 4045 continue; 4046 } 4047 if (lp->gone_timer != 0) { 4048 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); 4049 lp->gone_timer -= 1; 4050 more_to_do++; 4051 continue; 4052 } 4053 tgt = lp->dev_map_idx - 1; 4054 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4055 lp->dev_map_idx = 0; 4056 lp->state = FC_PORTDB_STATE_NIL; 4057 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout"); 4058 isp_make_gone(isp, chan, tgt); 4059 } 4060 if (fc->ready) { 4061 if (more_to_do) { 4062 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4063 } else { 4064 callout_deactivate(&fc->gdt); 4065 isp_prt(isp, ISP_LOGSANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_second); 4066 } 4067 } 4068 ISP_UNLOCK(isp); 4069 } 4070 4071 /* 4072 * Loop Down Timer Function- when loop goes down, a timer is started and 4073 * and after it expires we come here and take all probational devices that 4074 * the OS knows about and the tell the OS that they've gone away. 4075 * 4076 * We don't clear the devices out of our port database because, when loop 4077 * come back up, we have to do some actual cleanup with the chip at that 4078 * point (implicit PLOGO, e.g., to get the chip's port database state right). 4079 */ 4080 static void 4081 isp_ldt(void *arg) 4082 { 4083 struct isp_fc *fc = arg; 4084 4085 ISP_LOCK(fc->isp); 4086 taskqueue_enqueue(taskqueue_swi, &fc->ltask); 4087 ISP_UNLOCK(fc->isp); 4088 } 4089 4090 static void 4091 isp_ldt_task(void *arg, int pending) 4092 { 4093 struct isp_fc *fc = arg; 4094 ispsoftc_t *isp = fc->isp; 4095 int chan = fc - isp->isp_osinfo.pc.fc; 4096 fcportdb_t *lp; 4097 int dbidx, tgt, i; 4098 4099 ISP_LOCK(isp); 4100 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_second); 4101 callout_deactivate(&fc->ldt); 4102 4103 /* 4104 * Notify to the OS all targets who we now consider have departed. 4105 */ 4106 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4107 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4108 4109 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 4110 continue; 4111 } 4112 if (lp->dev_map_idx == 0 || lp->target_mode) { 4113 continue; 4114 } 4115 4116 /* 4117 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 4118 */ 4119 4120 4121 for (i = 0; i < isp->isp_maxcmds; i++) { 4122 struct ccb_scsiio *xs; 4123 4124 if (!ISP_VALID_HANDLE(isp, isp->isp_xflist[i].handle)) { 4125 continue; 4126 } 4127 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 4128 continue; 4129 } 4130 if (dbidx != (FCPARAM(isp, chan)->isp_dev_map[XS_TGT(xs)] - 1)) { 4131 continue; 4132 } 4133 isp_prt(isp, ISP_LOGWARN, "command handle 0x%08x for %d.%d.%d orphaned by loop down timeout", 4134 isp->isp_xflist[i].handle, chan, XS_TGT(xs), XS_LUN(xs)); 4135 } 4136 4137 /* 4138 * Mark that we've announced that this device is gone.... 4139 */ 4140 lp->reserved = 1; 4141 4142 /* 4143 * but *don't* change the state of the entry. Just clear 4144 * any target id stuff and announce to CAM that the 4145 * device is gone. This way any necessary PLOGO stuff 4146 * will happen when loop comes back up. 4147 */ 4148 4149 tgt = lp->dev_map_idx - 1; 4150 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4151 lp->dev_map_idx = 0; 4152 lp->state = FC_PORTDB_STATE_NIL; 4153 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout"); 4154 isp_make_gone(isp, chan, tgt); 4155 } 4156 4157 if (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR) { 4158 isp_unfreeze_loopdown(isp, chan); 4159 } 4160 /* 4161 * The loop down timer has expired. Wake up the kthread 4162 * to notice that fact (or make it false). 4163 */ 4164 fc->loop_dead = 1; 4165 fc->loop_down_time = fc->loop_down_limit+1; 4166 wakeup(fc); 4167 ISP_UNLOCK(isp); 4168 } 4169 4170 static void 4171 isp_kthread(void *arg) 4172 { 4173 struct isp_fc *fc = arg; 4174 ispsoftc_t *isp = fc->isp; 4175 int chan = fc - isp->isp_osinfo.pc.fc; 4176 int slp = 0; 4177 4178 lockmgr(&isp->isp_osinfo.lock, LK_EXCLUSIVE); 4179 4180 for (;;) { 4181 int lb, lim; 4182 4183 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan); 4184 lb = isp_fc_runstate(isp, chan, 250000); 4185 4186 /* 4187 * Our action is different based upon whether we're supporting 4188 * Initiator mode or not. If we are, we might freeze the simq 4189 * when loop is down and set all sorts of different delays to 4190 * check again. 4191 * 4192 * If not, we simply just wait for loop to come up. 4193 */ 4194 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) { 4195 /* 4196 * Increment loop down time by the last sleep interval 4197 */ 4198 fc->loop_down_time += slp; 4199 4200 if (lb < 0) { 4201 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time); 4202 } else { 4203 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC got to %d (down count %d)", __func__, chan, lb, fc->loop_down_time); 4204 } 4205 4206 /* 4207 * If we've never seen loop up and we've waited longer 4208 * than quickboot time, or we've seen loop up but we've 4209 * waited longer than loop_down_limit, give up and go 4210 * to sleep until loop comes up. 4211 */ 4212 if (FCPARAM(isp, chan)->loop_seen_once == 0) { 4213 lim = isp_quickboot_time; 4214 } else { 4215 lim = fc->loop_down_limit; 4216 } 4217 if (fc->loop_down_time >= lim) { 4218 isp_freeze_loopdown(isp, chan, "loop limit hit"); 4219 slp = 0; 4220 } else if (fc->loop_down_time < 10) { 4221 slp = 1; 4222 } else if (fc->loop_down_time < 30) { 4223 slp = 5; 4224 } else if (fc->loop_down_time < 60) { 4225 slp = 10; 4226 } else if (fc->loop_down_time < 120) { 4227 slp = 20; 4228 } else { 4229 slp = 30; 4230 } 4231 4232 } else if (lb) { 4233 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan); 4234 fc->loop_down_time += slp; 4235 slp = 60; 4236 } else { 4237 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan); 4238 fc->loop_down_time = 0; 4239 slp = 0; 4240 } 4241 4242 4243 /* 4244 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it 4245 * now so that CAM can start sending us commands. 4246 * 4247 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again 4248 * or kill the commands, as appropriate. 4249 */ 4250 4251 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) { 4252 isp_unfreeze_loopdown(isp, chan); 4253 } 4254 4255 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp); 4256 4257 lksleep(fc, &isp->isp_osinfo.lock, 0, "ispf", slp * hz); 4258 4259 /* 4260 * If slp is zero, we're waking up for the first time after 4261 * things have been okay. In this case, we set a deferral state 4262 * for all commands and delay hysteresis seconds before starting 4263 * the FC state evaluation. This gives the loop/fabric a chance 4264 * to settle. 4265 */ 4266 if (slp == 0 && fc->hysteresis) { 4267 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz); 4268 lockmgr(&isp->isp_osinfo.lock, LK_RELEASE); 4269 tsleep(isp_kthread, 0, "ispt", fc->hysteresis * hz); 4270 lockmgr(&isp->isp_osinfo.lock, LK_EXCLUSIVE); 4271 } 4272 } 4273 lockmgr(&isp->isp_osinfo.lock, LK_RELEASE); 4274 } 4275 4276 static void 4277 isp_action(struct cam_sim *sim, union ccb *ccb) 4278 { 4279 int bus, tgt, ts, error, lim; 4280 ispsoftc_t *isp; 4281 struct ccb_trans_settings *cts; 4282 4283 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 4284 4285 isp = (ispsoftc_t *)cam_sim_softc(sim); 4286 KKASSERT(lockstatus(&isp->isp_lock, curthread) != 0); 4287 4288 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) { 4289 isp_init(isp); 4290 if (isp->isp_state != ISP_INITSTATE) { 4291 /* 4292 * Lie. Say it was a selection timeout. 4293 */ 4294 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 4295 xpt_freeze_devq(ccb->ccb_h.path, 1); 4296 xpt_done(ccb); 4297 return; 4298 } 4299 isp->isp_state = ISP_RUNSTATE; 4300 } 4301 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 4302 ISP_PCMD(ccb) = NULL; 4303 4304 switch (ccb->ccb_h.func_code) { 4305 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 4306 bus = XS_CHANNEL(ccb); 4307 /* 4308 * Do a couple of preliminary checks... 4309 */ 4310 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 4311 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 4312 ccb->ccb_h.status = CAM_REQ_INVALID; 4313 xpt_done(ccb); 4314 break; 4315 } 4316 } 4317 #ifdef DIAGNOSTIC 4318 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 4319 xpt_print(ccb->ccb_h.path, "invalid target\n"); 4320 ccb->ccb_h.status = CAM_PATH_INVALID; 4321 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 4322 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 4323 ccb->ccb_h.status = CAM_PATH_INVALID; 4324 } 4325 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 4326 xpt_done(ccb); 4327 break; 4328 } 4329 #endif 4330 ccb->csio.scsi_status = SCSI_STATUS_OK; 4331 if (isp_get_pcmd(isp, ccb)) { 4332 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 4333 cam_freeze_devq(ccb->ccb_h.path); 4334 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 4335 xpt_done(ccb); 4336 break; 4337 } 4338 error = isp_start((XS_T *) ccb); 4339 switch (error) { 4340 case CMD_QUEUED: 4341 XS_CMD_S_CLEAR(ccb); 4342 ccb->ccb_h.status |= CAM_SIM_QUEUED; 4343 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 4344 break; 4345 } 4346 ts = ccb->ccb_h.timeout; 4347 if (ts == CAM_TIME_DEFAULT) { 4348 ts = 60*1000; 4349 } 4350 ts = isp_mstohz(ts); 4351 XS_S_TACTIVE(ccb); 4352 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 4353 break; 4354 case CMD_RQLATER: 4355 /* 4356 * We get this result for FC devices if the loop state isn't ready yet 4357 * or if the device in question has gone zombie on us. 4358 * 4359 * If we've never seen Loop UP at all, we requeue this request and wait 4360 * for the initial loop up delay to expire. 4361 */ 4362 lim = ISP_FC_PC(isp, bus)->loop_down_limit; 4363 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) { 4364 if (FCPARAM(isp, bus)->loop_seen_once == 0) { 4365 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_second); 4366 } else { 4367 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); 4368 } 4369 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 4370 xpt_freeze_devq(ccb->ccb_h.path, 1); 4371 isp_free_pcmd(isp, ccb); 4372 xpt_done(ccb); 4373 break; 4374 } 4375 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 4376 cam_freeze_devq(ccb->ccb_h.path); 4377 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4378 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4379 isp_free_pcmd(isp, ccb); 4380 xpt_done(ccb); 4381 break; 4382 case CMD_EAGAIN: 4383 isp_free_pcmd(isp, ccb); 4384 cam_freeze_devq(ccb->ccb_h.path); 4385 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 4386 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4387 xpt_done(ccb); 4388 break; 4389 case CMD_COMPLETE: 4390 isp_done((struct ccb_scsiio *) ccb); 4391 break; 4392 default: 4393 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 4394 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 4395 isp_free_pcmd(isp, ccb); 4396 xpt_done(ccb); 4397 } 4398 break; 4399 4400 #ifdef ISP_TARGET_MODE 4401 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 4402 if (ccb->cel.enable) { 4403 isp_enable_lun(isp, ccb); 4404 } else { 4405 isp_disable_lun(isp, ccb); 4406 } 4407 break; 4408 case XPT_IMMED_NOTIFY: 4409 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 4410 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 4411 { 4412 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 4413 if (tptr == NULL) { 4414 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 4415 } 4416 if (tptr == NULL) { 4417 const char *str; 4418 uint32_t tag; 4419 4420 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4421 str = "XPT_IMMEDIATE_NOTIFY"; 4422 tag = ccb->cin1.seq_id; 4423 } else { 4424 tag = ccb->atio.tag_id; 4425 str = "XPT_ACCEPT_TARGET_IO"; 4426 } 4427 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 4428 dump_tstates(isp, XS_CHANNEL(ccb)); 4429 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4430 break; 4431 } 4432 ccb->ccb_h.sim_priv.entries[0].field = 0; 4433 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 4434 ccb->ccb_h.flags = 0; 4435 4436 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 4437 if (ccb->atio.tag_id) { 4438 atio_private_data_t *atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 4439 if (atp) { 4440 isp_put_atpd(isp, tptr, atp); 4441 } 4442 } 4443 tptr->atio_count++; 4444 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 4445 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 4446 ((struct ccb_accept_tio *)ccb)->tag_id, tptr->atio_count); 4447 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4448 if (ccb->cin1.tag_id) { 4449 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 4450 if (ntp) { 4451 isp_put_ntpd(isp, tptr, ntp); 4452 } 4453 } 4454 tptr->inot_count++; 4455 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4456 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4457 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count); 4458 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 4459 tptr->inot_count++; 4460 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4461 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4462 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count); 4463 } 4464 rls_lun_statep(isp, tptr); 4465 ccb->ccb_h.status = CAM_REQ_INPROG; 4466 break; 4467 } 4468 case XPT_NOTIFY_ACK: 4469 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4470 break; 4471 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 4472 { 4473 tstate_t *tptr; 4474 inot_private_data_t *ntp; 4475 4476 /* 4477 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 4478 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 4479 */ 4480 /* 4481 * All the relevant path information is in the associated immediate notify 4482 */ 4483 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); 4484 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 4485 if (ntp == NULL) { 4486 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__, 4487 ccb->cna2.tag_id, ccb->cna2.seq_id); 4488 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4489 xpt_done(ccb); 4490 break; 4491 } 4492 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 4493 rls_lun_statep(isp, tptr); 4494 cam_freeze_devq(ccb->ccb_h.path); 4495 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4496 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4497 break; 4498 } 4499 isp_put_ntpd(isp, tptr, ntp); 4500 rls_lun_statep(isp, tptr); 4501 ccb->ccb_h.status = CAM_REQ_CMP; 4502 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); 4503 xpt_done(ccb); 4504 break; 4505 } 4506 case XPT_CONT_TARGET_IO: 4507 isp_target_start_ctio(isp, ccb); 4508 break; 4509 #endif 4510 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 4511 4512 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 4513 tgt = ccb->ccb_h.target_id; 4514 tgt |= (bus << 16); 4515 4516 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 4517 if (error) { 4518 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4519 } else { 4520 ccb->ccb_h.status = CAM_REQ_CMP; 4521 } 4522 xpt_done(ccb); 4523 break; 4524 case XPT_ABORT: /* Abort the specified CCB */ 4525 { 4526 union ccb *accb = ccb->cab.abort_ccb; 4527 switch (accb->ccb_h.func_code) { 4528 #ifdef ISP_TARGET_MODE 4529 case XPT_ACCEPT_TARGET_IO: 4530 isp_target_mark_aborted(isp, accb); 4531 break; 4532 #endif 4533 case XPT_SCSI_IO: 4534 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 4535 if (error) { 4536 ccb->ccb_h.status = CAM_UA_ABORT; 4537 } else { 4538 ccb->ccb_h.status = CAM_REQ_CMP; 4539 } 4540 break; 4541 default: 4542 ccb->ccb_h.status = CAM_REQ_INVALID; 4543 break; 4544 } 4545 /* 4546 * This is not a queued CCB, so the caller expects it to be 4547 * complete when control is returned. 4548 */ 4549 break; 4550 } 4551 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 4552 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 4553 cts = &ccb->cts; 4554 if (!IS_CURRENT_SETTINGS(cts)) { 4555 ccb->ccb_h.status = CAM_REQ_INVALID; 4556 xpt_done(ccb); 4557 break; 4558 } 4559 tgt = cts->ccb_h.target_id; 4560 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4561 if (IS_SCSI(isp)) { 4562 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4563 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4564 sdparam *sdp = SDPARAM(isp, bus); 4565 uint16_t *dptr; 4566 4567 if (spi->valid == 0 && scsi->valid == 0) { 4568 ccb->ccb_h.status = CAM_REQ_CMP; 4569 xpt_done(ccb); 4570 break; 4571 } 4572 4573 /* 4574 * We always update (internally) from goal_flags 4575 * so any request to change settings just gets 4576 * vectored to that location. 4577 */ 4578 dptr = &sdp->isp_devparam[tgt].goal_flags; 4579 4580 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 4581 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 4582 *dptr |= DPARM_DISC; 4583 else 4584 *dptr &= ~DPARM_DISC; 4585 } 4586 4587 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 4588 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 4589 *dptr |= DPARM_TQING; 4590 else 4591 *dptr &= ~DPARM_TQING; 4592 } 4593 4594 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 4595 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 4596 *dptr |= DPARM_WIDE; 4597 else 4598 *dptr &= ~DPARM_WIDE; 4599 } 4600 4601 /* 4602 * XXX: FIX ME 4603 */ 4604 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 4605 *dptr |= DPARM_SYNC; 4606 /* 4607 * XXX: CHECK FOR LEGALITY 4608 */ 4609 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 4610 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 4611 } else { 4612 *dptr &= ~DPARM_SYNC; 4613 } 4614 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, 4615 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 4616 sdp->isp_devparam[tgt].dev_update = 1; 4617 sdp->update = 1; 4618 } 4619 ccb->ccb_h.status = CAM_REQ_CMP; 4620 xpt_done(ccb); 4621 break; 4622 case XPT_GET_TRAN_SETTINGS: 4623 cts = &ccb->cts; 4624 tgt = cts->ccb_h.target_id; 4625 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4626 if (IS_FC(isp)) { 4627 fcparam *fcp = FCPARAM(isp, bus); 4628 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4629 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 4630 unsigned int hdlidx; 4631 4632 cts->protocol = PROTO_SCSI; 4633 cts->protocol_version = SCSI_REV_2; 4634 cts->transport = XPORT_FC; 4635 cts->transport_version = 0; 4636 4637 scsi->valid = CTS_SCSI_VALID_TQ; 4638 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 4639 fc->valid = CTS_FC_VALID_SPEED; 4640 fc->bitrate = 100000; 4641 fc->bitrate *= fcp->isp_gbspeed; 4642 hdlidx = fcp->isp_dev_map[tgt] - 1; 4643 if (hdlidx < MAX_FC_TARG) { 4644 fcportdb_t *lp = &fcp->portdb[hdlidx]; 4645 fc->wwnn = lp->node_wwn; 4646 fc->wwpn = lp->port_wwn; 4647 fc->port = lp->portid; 4648 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 4649 } 4650 } else { 4651 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4652 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4653 sdparam *sdp = SDPARAM(isp, bus); 4654 uint16_t dval, pval, oval; 4655 4656 if (IS_CURRENT_SETTINGS(cts)) { 4657 sdp->isp_devparam[tgt].dev_refresh = 1; 4658 sdp->update = 1; 4659 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 4660 dval = sdp->isp_devparam[tgt].actv_flags; 4661 oval = sdp->isp_devparam[tgt].actv_offset; 4662 pval = sdp->isp_devparam[tgt].actv_period; 4663 } else { 4664 dval = sdp->isp_devparam[tgt].nvrm_flags; 4665 oval = sdp->isp_devparam[tgt].nvrm_offset; 4666 pval = sdp->isp_devparam[tgt].nvrm_period; 4667 } 4668 4669 cts->protocol = PROTO_SCSI; 4670 cts->protocol_version = SCSI_REV_2; 4671 cts->transport = XPORT_SPI; 4672 cts->transport_version = 2; 4673 4674 spi->valid = 0; 4675 scsi->valid = 0; 4676 spi->flags = 0; 4677 scsi->flags = 0; 4678 if (dval & DPARM_DISC) { 4679 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4680 } 4681 if ((dval & DPARM_SYNC) && oval && pval) { 4682 spi->sync_offset = oval; 4683 spi->sync_period = pval; 4684 } else { 4685 spi->sync_offset = 0; 4686 spi->sync_period = 0; 4687 } 4688 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4689 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4690 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 4691 if (dval & DPARM_WIDE) { 4692 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4693 } else { 4694 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4695 } 4696 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 4697 scsi->valid = CTS_SCSI_VALID_TQ; 4698 if (dval & DPARM_TQING) { 4699 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4700 } 4701 spi->valid |= CTS_SPI_VALID_DISC; 4702 } 4703 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%d) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 4704 bus, tgt, cts->ccb_h.target_lun, dval, oval, pval); 4705 } 4706 ccb->ccb_h.status = CAM_REQ_CMP; 4707 xpt_done(ccb); 4708 break; 4709 4710 case XPT_CALC_GEOMETRY: 4711 cam_calc_geometry(&ccb->ccg, 1); 4712 xpt_done(ccb); 4713 break; 4714 4715 case XPT_RESET_BUS: /* Reset the specified bus */ 4716 bus = cam_sim_bus(sim); 4717 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 4718 if (error) { 4719 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4720 xpt_done(ccb); 4721 break; 4722 } 4723 if (bootverbose) { 4724 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 4725 } 4726 if (IS_FC(isp)) { 4727 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 4728 } else { 4729 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 4730 } 4731 ccb->ccb_h.status = CAM_REQ_CMP; 4732 xpt_done(ccb); 4733 break; 4734 4735 case XPT_TERM_IO: /* Terminate the I/O process */ 4736 ccb->ccb_h.status = CAM_REQ_INVALID; 4737 xpt_done(ccb); 4738 break; 4739 4740 #if 0 4741 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 4742 { 4743 struct ccb_sim_knob *kp = &ccb->knob; 4744 fcparam *fcp; 4745 4746 4747 if (!IS_FC(isp)) { 4748 ccb->ccb_h.status = CAM_REQ_INVALID; 4749 xpt_done(ccb); 4750 break; 4751 } 4752 4753 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4754 fcp = FCPARAM(isp, bus); 4755 4756 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 4757 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 4758 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 4759 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 4760 } 4761 ccb->ccb_h.status = CAM_REQ_CMP; 4762 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 4763 int rchange = 0; 4764 int newrole = 0; 4765 4766 switch (kp->xport_specific.fc.role) { 4767 case KNOB_ROLE_NONE: 4768 if (fcp->role != ISP_ROLE_NONE) { 4769 rchange = 1; 4770 newrole = ISP_ROLE_NONE; 4771 } 4772 break; 4773 case KNOB_ROLE_TARGET: 4774 if (fcp->role != ISP_ROLE_TARGET) { 4775 rchange = 1; 4776 newrole = ISP_ROLE_TARGET; 4777 } 4778 break; 4779 case KNOB_ROLE_INITIATOR: 4780 if (fcp->role != ISP_ROLE_INITIATOR) { 4781 rchange = 1; 4782 newrole = ISP_ROLE_INITIATOR; 4783 } 4784 break; 4785 case KNOB_ROLE_BOTH: 4786 #if 0 4787 if (fcp->role != ISP_ROLE_BOTH) { 4788 rchange = 1; 4789 newrole = ISP_ROLE_BOTH; 4790 } 4791 #else 4792 /* 4793 * We don't really support dual role at present on FC cards. 4794 * 4795 * We should, but a bunch of things are currently broken, 4796 * so don't allow it. 4797 */ 4798 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 4799 ccb->ccb_h.status = CAM_REQ_INVALID; 4800 #endif 4801 break; 4802 } 4803 if (rchange) { 4804 if (isp_fc_change_role(isp, bus, newrole) != 0) { 4805 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4806 #ifdef ISP_TARGET_MODE 4807 } else if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) { 4808 isp_enable_deferred_luns(isp, bus); 4809 #endif 4810 } 4811 } 4812 } 4813 xpt_done(ccb); 4814 break; 4815 } 4816 case XPT_GET_SIM_KNOB: /* Set SIM knobs */ 4817 { 4818 struct ccb_sim_knob *kp = &ccb->knob; 4819 4820 if (IS_FC(isp)) { 4821 fcparam *fcp; 4822 4823 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4824 fcp = FCPARAM(isp, bus); 4825 4826 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 4827 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 4828 switch (fcp->role) { 4829 case ISP_ROLE_NONE: 4830 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 4831 break; 4832 case ISP_ROLE_TARGET: 4833 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 4834 break; 4835 case ISP_ROLE_INITIATOR: 4836 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 4837 break; 4838 case ISP_ROLE_BOTH: 4839 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 4840 break; 4841 } 4842 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 4843 ccb->ccb_h.status = CAM_REQ_CMP; 4844 } else { 4845 ccb->ccb_h.status = CAM_REQ_INVALID; 4846 } 4847 xpt_done(ccb); 4848 break; 4849 } 4850 #endif 4851 case XPT_PATH_INQ: /* Path routing inquiry */ 4852 { 4853 struct ccb_pathinq *cpi = &ccb->cpi; 4854 4855 cpi->version_num = 1; 4856 #ifdef ISP_TARGET_MODE 4857 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 4858 #else 4859 cpi->target_sprt = 0; 4860 #endif 4861 cpi->hba_eng_cnt = 0; 4862 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 4863 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 4864 cpi->bus_id = cam_sim_bus(sim); 4865 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 4866 if (IS_FC(isp)) { 4867 fcparam *fcp = FCPARAM(isp, bus); 4868 4869 cpi->hba_misc = PIM_NOBUSRESET; 4870 4871 /* 4872 * Because our loop ID can shift from time to time, 4873 * make our initiator ID out of range of our bus. 4874 */ 4875 cpi->initiator_id = cpi->max_target + 1; 4876 4877 /* 4878 * Set base transfer capabilities for Fibre Channel, for this HBA. 4879 */ 4880 if (IS_25XX(isp)) { 4881 cpi->base_transfer_speed = 8000000; 4882 } else if (IS_24XX(isp)) { 4883 cpi->base_transfer_speed = 4000000; 4884 } else if (IS_23XX(isp)) { 4885 cpi->base_transfer_speed = 2000000; 4886 } else { 4887 cpi->base_transfer_speed = 1000000; 4888 } 4889 cpi->hba_inquiry = PI_TAG_ABLE; 4890 cpi->transport = XPORT_FC; 4891 cpi->transport_version = 0; 4892 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 4893 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 4894 cpi->xport_specific.fc.port = fcp->isp_portid; 4895 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 4896 } else { 4897 sdparam *sdp = SDPARAM(isp, bus); 4898 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 4899 cpi->hba_misc = 0; 4900 cpi->initiator_id = sdp->isp_initiator_id; 4901 cpi->base_transfer_speed = 3300; 4902 cpi->transport = XPORT_SPI; 4903 cpi->transport_version = 2; 4904 } 4905 cpi->protocol = PROTO_SCSI; 4906 cpi->protocol_version = SCSI_REV_2; 4907 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 4908 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 4909 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 4910 cpi->unit_number = cam_sim_unit(sim); 4911 cpi->ccb_h.status = CAM_REQ_CMP; 4912 xpt_done(ccb); 4913 break; 4914 } 4915 default: 4916 ccb->ccb_h.status = CAM_REQ_INVALID; 4917 xpt_done(ccb); 4918 break; 4919 } 4920 } 4921 4922 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 4923 4924 void 4925 isp_done(XS_T *sccb) 4926 { 4927 ispsoftc_t *isp = XS_ISP(sccb); 4928 uint32_t status; 4929 4930 if (XS_NOERR(sccb)) 4931 XS_SETERR(sccb, CAM_REQ_CMP); 4932 4933 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 4934 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 4935 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 4936 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 4937 } else { 4938 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 4939 } 4940 } 4941 4942 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4943 status = sccb->ccb_h.status & CAM_STATUS_MASK; 4944 if (status != CAM_REQ_CMP) { 4945 if (status != CAM_SEL_TIMEOUT) 4946 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); 4947 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 4948 sccb->ccb_h.status |= CAM_DEV_QFRZN; 4949 xpt_freeze_devq(sccb->ccb_h.path, 1); 4950 } 4951 } 4952 4953 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4954 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 4955 } 4956 4957 XS_CMD_S_DONE(sccb); 4958 if (XS_TACTIVE_P(sccb)) 4959 callout_stop(&PISP_PCMD(sccb)->wdog); 4960 XS_CMD_S_CLEAR(sccb); 4961 isp_free_pcmd(isp, (union ccb *) sccb); 4962 xpt_done((union ccb *) sccb); 4963 } 4964 4965 void 4966 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 4967 { 4968 int bus; 4969 static const char prom[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s WWPN 0x%08x%08x"; 4970 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s tgt %u WWPN 0x%08x%08x"; 4971 char *msg = NULL; 4972 target_id_t tgt; 4973 fcportdb_t *lp; 4974 struct isp_fc *fc; 4975 struct cam_path *tmppath; 4976 __va_list ap; 4977 4978 switch (cmd) { 4979 case ISPASYNC_NEW_TGT_PARAMS: 4980 { 4981 struct ccb_trans_settings_scsi *scsi; 4982 struct ccb_trans_settings_spi *spi; 4983 int flags, tgt; 4984 sdparam *sdp; 4985 struct ccb_trans_settings cts; 4986 4987 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 4988 4989 __va_start(ap, cmd); 4990 bus = __va_arg(ap, int); 4991 tgt = __va_arg(ap, int); 4992 __va_end(ap); 4993 sdp = SDPARAM(isp, bus); 4994 4995 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4996 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 4997 break; 4998 } 4999 flags = sdp->isp_devparam[tgt].actv_flags; 5000 cts.type = CTS_TYPE_CURRENT_SETTINGS; 5001 cts.protocol = PROTO_SCSI; 5002 cts.transport = XPORT_SPI; 5003 5004 scsi = &cts.proto_specific.scsi; 5005 spi = &cts.xport_specific.spi; 5006 5007 if (flags & DPARM_TQING) { 5008 scsi->valid |= CTS_SCSI_VALID_TQ; 5009 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5010 } 5011 5012 if (flags & DPARM_DISC) { 5013 spi->valid |= CTS_SPI_VALID_DISC; 5014 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5015 } 5016 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 5017 if (flags & DPARM_WIDE) { 5018 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5019 } else { 5020 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5021 } 5022 if (flags & DPARM_SYNC) { 5023 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5024 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5025 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 5026 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 5027 } 5028 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); 5029 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 5030 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 5031 xpt_free_path(tmppath); 5032 break; 5033 } 5034 case ISPASYNC_BUS_RESET: 5035 { 5036 __va_start(ap, cmd); 5037 bus = __va_arg(ap, int); 5038 __va_end(ap); 5039 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 5040 if (IS_FC(isp)) { 5041 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 5042 } else { 5043 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 5044 } 5045 break; 5046 } 5047 case ISPASYNC_LIP: 5048 if (msg == NULL) { 5049 msg = "LIP Received"; 5050 } 5051 /* FALLTHROUGH */ 5052 case ISPASYNC_LOOP_RESET: 5053 if (msg == NULL) { 5054 msg = "LOOP Reset"; 5055 } 5056 /* FALLTHROUGH */ 5057 case ISPASYNC_LOOP_DOWN: 5058 { 5059 if (msg == NULL) { 5060 msg = "LOOP Down"; 5061 } 5062 __va_start(ap, cmd); 5063 bus = __va_arg(ap, int); 5064 __va_end(ap); 5065 5066 FCPARAM(isp, bus)->link_active = 0; 5067 5068 fc = ISP_FC_PC(isp, bus); 5069 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) { 5070 /* 5071 * We don't do any simq freezing if we are only in target mode 5072 */ 5073 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5074 if (fc->path) { 5075 isp_freeze_loopdown(isp, bus, msg); 5076 } 5077 if (!callout_active(&fc->ldt)) { 5078 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc); 5079 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_second); 5080 } 5081 } 5082 } 5083 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg); 5084 break; 5085 } 5086 case ISPASYNC_LOOP_UP: 5087 __va_start(ap, cmd); 5088 bus = __va_arg(ap, int); 5089 __va_end(ap); 5090 fc = ISP_FC_PC(isp, bus); 5091 /* 5092 * Now we just note that Loop has come up. We don't 5093 * actually do anything because we're waiting for a 5094 * Change Notify before activating the FC cleanup 5095 * thread to look at the state of the loop again. 5096 */ 5097 FCPARAM(isp, bus)->link_active = 1; 5098 fc->loop_dead = 0; 5099 fc->loop_down_time = 0; 5100 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 5101 break; 5102 case ISPASYNC_DEV_ARRIVED: 5103 __va_start(ap, cmd); 5104 bus = __va_arg(ap, int); 5105 lp = __va_arg(ap, fcportdb_t *); 5106 __va_end(ap); 5107 fc = ISP_FC_PC(isp, bus); 5108 lp->reserved = 0; 5109 lp->gone_timer = 0; 5110 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT))) { 5111 int dbidx = lp - FCPARAM(isp, bus)->portdb; 5112 int i; 5113 5114 for (i = 0; i < MAX_FC_TARG; i++) { 5115 if (i >= FL_ID && i <= SNS_ID) { 5116 continue; 5117 } 5118 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) { 5119 break; 5120 } 5121 } 5122 if (i < MAX_FC_TARG) { 5123 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1; 5124 lp->dev_map_idx = i + 1; 5125 } else { 5126 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 5127 isp_dump_portdb(isp, bus); 5128 } 5129 } 5130 if (lp->dev_map_idx) { 5131 tgt = lp->dev_map_idx - 1; 5132 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); 5133 isp_make_here(isp, bus, tgt); 5134 } else { 5135 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); 5136 } 5137 break; 5138 case ISPASYNC_DEV_CHANGED: 5139 __va_start(ap, cmd); 5140 bus = __va_arg(ap, int); 5141 lp = __va_arg(ap, fcportdb_t *); 5142 __va_end(ap); 5143 fc = ISP_FC_PC(isp, bus); 5144 lp->reserved = 0; 5145 lp->gone_timer = 0; 5146 if (isp_change_is_bad) { 5147 lp->state = FC_PORTDB_STATE_NIL; 5148 if (lp->dev_map_idx) { 5149 tgt = lp->dev_map_idx - 1; 5150 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0; 5151 lp->dev_map_idx = 0; 5152 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad"); 5153 isp_make_gone(isp, bus, tgt); 5154 } else { 5155 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "changed and departed", 5156 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5157 } 5158 } else { 5159 lp->portid = lp->new_portid; 5160 lp->roles = lp->new_roles; 5161 if (lp->dev_map_idx) { 5162 int t = lp->dev_map_idx - 1; 5163 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1; 5164 tgt = lp->dev_map_idx - 1; 5165 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "changed at", tgt, 5166 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5167 } else { 5168 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); 5169 } 5170 } 5171 break; 5172 case ISPASYNC_DEV_STAYED: 5173 __va_start(ap, cmd); 5174 bus = __va_arg(ap, int); 5175 lp = __va_arg(ap, fcportdb_t *); 5176 __va_end(ap); 5177 if (lp->dev_map_idx) { 5178 tgt = lp->dev_map_idx - 1; 5179 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "stayed at", tgt, 5180 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5181 } else { 5182 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "stayed", 5183 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5184 } 5185 break; 5186 case ISPASYNC_DEV_GONE: 5187 __va_start(ap, cmd); 5188 bus = __va_arg(ap, int); 5189 lp = __va_arg(ap, fcportdb_t *); 5190 __va_end(ap); 5191 fc = ISP_FC_PC(isp, bus); 5192 /* 5193 * If this has a virtual target and we haven't marked it 5194 * that we're going to have isp_gdt tell the OS it's gone, 5195 * set the isp_gdt timer running on it. 5196 * 5197 * If it isn't marked that isp_gdt is going to get rid of it, 5198 * announce that it's gone. 5199 * 5200 */ 5201 if (lp->dev_map_idx && lp->reserved == 0) { 5202 lp->reserved = 1; 5203 lp->state = FC_PORTDB_STATE_ZOMBIE; 5204 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time; 5205 if (fc->ready && !callout_active(&fc->gdt)) { 5206 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_second); 5207 callout_reset(&fc->gdt, hz, isp_gdt, fc); 5208 } 5209 tgt = lp->dev_map_idx - 1; 5210 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); 5211 } else if (lp->reserved == 0) { 5212 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); 5213 } 5214 break; 5215 case ISPASYNC_CHANGE_NOTIFY: 5216 { 5217 char *msg; 5218 int evt, nphdl, nlstate, reason; 5219 5220 __va_start(ap, cmd); 5221 bus = __va_arg(ap, int); 5222 evt = __va_arg(ap, int); 5223 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) { 5224 nphdl = __va_arg(ap, int); 5225 nlstate = __va_arg(ap, int); 5226 reason = __va_arg(ap, int); 5227 } else { 5228 nphdl = NIL_HANDLE; 5229 nlstate = reason = 0; 5230 } 5231 __va_end(ap); 5232 fc = ISP_FC_PC(isp, bus); 5233 5234 if (evt == ISPASYNC_CHANGE_PDB) { 5235 msg = "Chan %d Port Database Changed"; 5236 } else if (evt == ISPASYNC_CHANGE_SNS) { 5237 msg = "Chan %d Name Server Database Changed"; 5238 } else { 5239 msg = "Chan %d Other Change Notify"; 5240 } 5241 5242 /* 5243 * If the loop down timer is running, cancel it. 5244 */ 5245 if (fc->ready && callout_active(&fc->ldt)) { 5246 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_second); 5247 callout_stop(&fc->ldt); 5248 } 5249 isp_prt(isp, ISP_LOGINFO, msg, bus); 5250 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5251 isp_freeze_loopdown(isp, bus, msg); 5252 } 5253 wakeup(fc); 5254 break; 5255 } 5256 #ifdef ISP_TARGET_MODE 5257 case ISPASYNC_TARGET_NOTIFY: 5258 { 5259 isp_notify_t *notify; 5260 __va_start(ap, cmd); 5261 notify = __va_arg(ap, isp_notify_t *); 5262 __va_end(ap); 5263 switch (notify->nt_ncode) { 5264 case NT_ABORT_TASK: 5265 case NT_ABORT_TASK_SET: 5266 case NT_CLEAR_ACA: 5267 case NT_CLEAR_TASK_SET: 5268 case NT_LUN_RESET: 5269 case NT_TARGET_RESET: 5270 /* 5271 * These are task management functions. 5272 */ 5273 isp_handle_platform_target_tmf(isp, notify); 5274 break; 5275 case NT_BUS_RESET: 5276 case NT_LIP_RESET: 5277 case NT_LINK_UP: 5278 case NT_LINK_DOWN: 5279 /* 5280 * No action need be taken here. 5281 */ 5282 break; 5283 case NT_HBA_RESET: 5284 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 5285 break; 5286 case NT_LOGOUT: 5287 /* 5288 * This is device arrival/departure notification 5289 */ 5290 isp_handle_platform_target_notify_ack(isp, notify); 5291 break; 5292 case NT_ARRIVED: 5293 { 5294 struct ac_contract ac; 5295 struct ac_device_changed *fc; 5296 5297 ac.contract_number = AC_CONTRACT_DEV_CHG; 5298 fc = (struct ac_device_changed *) ac.contract_data; 5299 fc->wwpn = notify->nt_wwn; 5300 fc->port = notify->nt_sid; 5301 fc->target = notify->nt_nphdl; 5302 fc->arrived = 1; 5303 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5304 break; 5305 } 5306 case NT_DEPARTED: 5307 { 5308 struct ac_contract ac; 5309 struct ac_device_changed *fc; 5310 5311 ac.contract_number = AC_CONTRACT_DEV_CHG; 5312 fc = (struct ac_device_changed *) ac.contract_data; 5313 fc->wwpn = notify->nt_wwn; 5314 fc->port = notify->nt_sid; 5315 fc->target = notify->nt_nphdl; 5316 fc->arrived = 0; 5317 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5318 break; 5319 } 5320 default: 5321 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 5322 isp_handle_platform_target_notify_ack(isp, notify); 5323 break; 5324 } 5325 break; 5326 } 5327 case ISPASYNC_TARGET_ACTION: 5328 { 5329 isphdr_t *hp; 5330 5331 __va_start(ap, cmd); 5332 hp = __va_arg(ap, isphdr_t *); 5333 __va_end(ap); 5334 switch (hp->rqs_entry_type) { 5335 default: 5336 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 5337 break; 5338 case RQSTYPE_NOTIFY: 5339 if (IS_SCSI(isp)) { 5340 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp); 5341 } else if (IS_24XX(isp)) { 5342 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 5343 } else { 5344 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 5345 } 5346 break; 5347 case RQSTYPE_ATIO: 5348 if (IS_24XX(isp)) { 5349 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 5350 } else { 5351 isp_handle_platform_atio(isp, (at_entry_t *) hp); 5352 } 5353 break; 5354 case RQSTYPE_ATIO2: 5355 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 5356 break; 5357 case RQSTYPE_CTIO7: 5358 case RQSTYPE_CTIO3: 5359 case RQSTYPE_CTIO2: 5360 case RQSTYPE_CTIO: 5361 isp_handle_platform_ctio(isp, hp); 5362 break; 5363 case RQSTYPE_ABTS_RCVD: 5364 { 5365 abts_t *abts = (abts_t *)hp; 5366 isp_notify_t notify, *nt = ¬ify; 5367 tstate_t *tptr; 5368 fcportdb_t *lp; 5369 uint16_t chan; 5370 uint32_t sid, did; 5371 5372 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 5373 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 5374 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 5375 5376 nt->nt_hba = isp; 5377 nt->nt_did = did; 5378 nt->nt_nphdl = abts->abts_nphdl; 5379 nt->nt_sid = sid; 5380 isp_find_chan_by_did(isp, did, &chan); 5381 if (chan == ISP_NOCHAN) { 5382 nt->nt_tgt = TGT_ANY; 5383 } else { 5384 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 5385 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) { 5386 nt->nt_wwn = lp->port_wwn; 5387 } else { 5388 nt->nt_wwn = INI_ANY; 5389 } 5390 } 5391 /* 5392 * Try hard to find the lun for this command. 5393 */ 5394 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 5395 if (tptr) { 5396 nt->nt_lun = xpt_path_lun_id(tptr->owner); 5397 rls_lun_statep(isp, tptr); 5398 } else { 5399 nt->nt_lun = LUN_ANY; 5400 } 5401 nt->nt_need_ack = 1; 5402 nt->nt_tagval = abts->abts_rxid_task; 5403 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 5404 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 5405 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)", 5406 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 5407 } else { 5408 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)", 5409 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 5410 } 5411 nt->nt_channel = chan; 5412 nt->nt_ncode = NT_ABORT_TASK; 5413 nt->nt_lreserved = hp; 5414 isp_handle_platform_target_tmf(isp, nt); 5415 break; 5416 } 5417 case RQSTYPE_ENABLE_LUN: 5418 case RQSTYPE_MODIFY_LUN: 5419 isp_ledone(isp, (lun_entry_t *) hp); 5420 break; 5421 } 5422 break; 5423 } 5424 #endif 5425 case ISPASYNC_FW_CRASH: 5426 { 5427 uint16_t mbox1, mbox6; 5428 mbox1 = ISP_READ(isp, OUTMAILBOX1); 5429 if (IS_DUALBUS(isp)) { 5430 mbox6 = ISP_READ(isp, OUTMAILBOX6); 5431 } else { 5432 mbox6 = 0; 5433 } 5434 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 5435 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 5436 isp->isp_osinfo.mbox_sleep_ok = 0; 5437 isp_reinit(isp, 1); 5438 isp->isp_osinfo.mbox_sleep_ok = mbox1; 5439 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 5440 break; 5441 } 5442 default: 5443 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 5444 break; 5445 } 5446 } 5447 5448 5449 /* 5450 * Locks are held before coming here. 5451 */ 5452 void 5453 isp_uninit(ispsoftc_t *isp) 5454 { 5455 if (IS_24XX(isp)) { 5456 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 5457 } else { 5458 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 5459 } 5460 ISP_DISABLE_INTS(isp); 5461 } 5462 5463 /* 5464 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 5465 * up from our platform default (defww{p|n}n) and morph them based upon 5466 * channel. 5467 * 5468 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 5469 * based upon channel. 5470 */ 5471 5472 uint64_t 5473 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 5474 { 5475 uint64_t seed; 5476 struct isp_fc *fc = ISP_FC_PC(isp, chan); 5477 5478 /* 5479 * If we're asking for a active WWN, the default overrides get 5480 * returned, otherwise the NVRAM value is picked. 5481 * 5482 * If we're asking for a default WWN, we just pick the default override. 5483 */ 5484 if (isactive) { 5485 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5486 if (seed) { 5487 return (seed); 5488 } 5489 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 5490 if (seed) { 5491 return (seed); 5492 } 5493 return (0x400000007F000009ull); 5494 } else { 5495 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5496 } 5497 5498 5499 /* 5500 * For channel zero just return what we have. For either ACTIVE or 5501 * DEFAULT cases, we depend on default override of NVRAM values for 5502 * channel zero. 5503 */ 5504 if (chan == 0) { 5505 return (seed); 5506 } 5507 5508 /* 5509 * For other channels, we are doing one of three things: 5510 * 5511 * 1. If what we have now is non-zero, return it. Otherwise we morph 5512 * values from channel 0. 2. If we're here for a WWPN we synthesize 5513 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 5514 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 5515 */ 5516 5517 if (seed) { 5518 return (seed); 5519 } 5520 if (isactive) { 5521 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 5522 } else { 5523 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 5524 } 5525 5526 if (((seed >> 60) & 0xf) == 2) { 5527 /* 5528 * The type 2 NAA fields for QLogic cards appear be laid out 5529 * thusly: 5530 * 5531 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 5532 * port (1) or node (0) WWN distinguishor bit 48 5533 * physical port on dual-port chips (23XX/24XX) 5534 * 5535 * This is somewhat nutty, particularly since bit 48 is 5536 * irrelevant as they assign separate serial numbers to 5537 * different physical ports anyway. 5538 * 5539 * We'll stick our channel number plus one first into bits 5540 * 57..59 and thence into bits 52..55 which allows for 8 bits 5541 * of channel which is comfortably more than our maximum 5542 * (126) now. 5543 */ 5544 seed &= ~0x0FF0000000000000ULL; 5545 if (iswwnn == 0) { 5546 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 5547 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 5548 } 5549 } else { 5550 seed = 0; 5551 } 5552 return (seed); 5553 } 5554 5555 void 5556 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 5557 { 5558 int loc; 5559 char lbuf[128]; 5560 __va_list ap; 5561 5562 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5563 return; 5564 } 5565 ksprintf(lbuf, "%s: ", device_get_nameunit(isp->isp_dev)); 5566 loc = strlen(lbuf); 5567 __va_start(ap, fmt); 5568 kvsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 5569 __va_end(ap); 5570 kprintf("%s\n", lbuf); 5571 } 5572 5573 void 5574 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 5575 { 5576 __va_list ap; 5577 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5578 return; 5579 } 5580 xpt_print_path(xs->ccb_h.path); 5581 __va_start(ap, fmt); 5582 kvprintf(fmt, ap); 5583 __va_end(ap); 5584 kprintf("\n"); 5585 } 5586 5587 uint64_t 5588 isp_nanotime_sub(struct timespec *b, struct timespec *a) 5589 { 5590 uint64_t elapsed; 5591 struct timespec x = *b; 5592 timespecsub(&x, a); 5593 elapsed = GET_NANOSEC(&x); 5594 if (elapsed == 0) 5595 elapsed++; 5596 return (elapsed); 5597 } 5598 5599 int 5600 isp_mbox_acquire(ispsoftc_t *isp) 5601 { 5602 if (isp->isp_osinfo.mboxbsy) { 5603 return (1); 5604 } else { 5605 isp->isp_osinfo.mboxcmd_done = 0; 5606 isp->isp_osinfo.mboxbsy = 1; 5607 return (0); 5608 } 5609 } 5610 5611 void 5612 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 5613 { 5614 unsigned int usecs = mbp->timeout; 5615 unsigned int max, olim, ilim; 5616 5617 if (usecs == 0) { 5618 usecs = MBCMD_DEFAULT_TIMEOUT; 5619 } 5620 max = isp->isp_mbxwrk0 + 1; 5621 5622 if (isp->isp_osinfo.mbox_sleep_ok) { 5623 unsigned int ms = (usecs + 999) / 1000; 5624 5625 isp->isp_osinfo.mbox_sleep_ok = 0; 5626 isp->isp_osinfo.mbox_sleeping = 1; 5627 for (olim = 0; olim < max; olim++) { 5628 lksleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, 0, "ispmbx_sleep", isp_mstohz(ms)); 5629 if (isp->isp_osinfo.mboxcmd_done) { 5630 break; 5631 } 5632 } 5633 isp->isp_osinfo.mbox_sleep_ok = 1; 5634 isp->isp_osinfo.mbox_sleeping = 0; 5635 } else { 5636 for (olim = 0; olim < max; olim++) { 5637 for (ilim = 0; ilim < usecs; ilim += 100) { 5638 uint32_t isr; 5639 uint16_t sema, mbox; 5640 if (isp->isp_osinfo.mboxcmd_done) { 5641 break; 5642 } 5643 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 5644 isp_intr(isp, isr, sema, mbox); 5645 if (isp->isp_osinfo.mboxcmd_done) { 5646 break; 5647 } 5648 } 5649 ISP_DELAY(100); 5650 } 5651 if (isp->isp_osinfo.mboxcmd_done) { 5652 break; 5653 } 5654 } 5655 } 5656 if (isp->isp_osinfo.mboxcmd_done == 0) { 5657 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 5658 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 5659 mbp->param[0] = MBOX_TIMEOUT; 5660 isp->isp_osinfo.mboxcmd_done = 1; 5661 } 5662 } 5663 5664 void 5665 isp_mbox_notify_done(ispsoftc_t *isp) 5666 { 5667 if (isp->isp_osinfo.mbox_sleeping) { 5668 wakeup(&isp->isp_mbxworkp); 5669 } 5670 isp->isp_osinfo.mboxcmd_done = 1; 5671 } 5672 5673 void 5674 isp_mbox_release(ispsoftc_t *isp) 5675 { 5676 isp->isp_osinfo.mboxbsy = 0; 5677 } 5678 5679 int 5680 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 5681 { 5682 int ret = 0; 5683 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 5684 ret = -1; 5685 } else { 5686 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 5687 } 5688 return (ret); 5689 } 5690 5691 int 5692 isp_mstohz(int ms) 5693 { 5694 int hz; 5695 struct timeval t; 5696 t.tv_sec = ms / 1000; 5697 t.tv_usec = (ms % 1000) * 1000; 5698 hz = tvtohz_high(&t); 5699 if (hz < 0) { 5700 hz = 0x7fffffff; 5701 } 5702 if (hz == 0) { 5703 hz = 1; 5704 } 5705 return (hz); 5706 } 5707 5708 void 5709 isp_platform_intr(void *arg) 5710 { 5711 ispsoftc_t *isp = arg; 5712 uint32_t isr; 5713 uint16_t sema, mbox; 5714 5715 ISP_LOCK(isp); 5716 isp->isp_intcnt++; 5717 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) { 5718 isp->isp_intbogus++; 5719 } else { 5720 isp_intr(isp, isr, sema, mbox); 5721 } 5722 ISP_UNLOCK(isp); 5723 } 5724 5725 void 5726 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 5727 { 5728 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 5729 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 5730 } else { 5731 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 5732 } 5733 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 5734 } 5735 5736 static void 5737 isp_timer(void *arg) 5738 { 5739 ispsoftc_t *isp = arg; 5740 5741 ISP_LOCK(isp); 5742 #ifdef ISP_TARGET_MODE 5743 isp_tmcmd_restart(isp); 5744 #endif 5745 ISP_UNLOCK(isp); 5746 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 5747 } 5748