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 <sys/devicestat.h> 39 #include <bus/cam/cam_periph.h> 40 #include <bus/cam/cam_xpt_periph.h> 41 #include <sys/device.h> 42 43 #define THREAD_CREATE kthread_create 44 45 MODULE_VERSION(isp, 1); 46 MODULE_DEPEND(isp, cam, 1, 1, 1); 47 int isp_announced = 0; 48 int isp_fabric_hysteresis = 5; 49 int isp_loop_down_limit = 60; /* default loop down limit */ 50 int isp_change_is_bad = 0; /* "changed" devices are bad */ 51 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 52 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 53 int isp_autoconfig = 1; /* automatically attach/detach devices */ 54 static const char *roles[4] = { 55 "(none)", "Target", "Initiator", "Target/Initiator" 56 }; 57 static const char prom3[] = "Chan %d PortID 0x%06x Departed from Target %u because of %s"; 58 static const char rqo[] = "%s: Request Queue Overflow\n"; 59 60 static void isp_freeze_loopdown(ispsoftc_t *, int, char *); 61 static d_ioctl_t ispioctl; 62 static void isp_intr_enable(void *); 63 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 64 static void isp_poll(struct cam_sim *); 65 static timeout_t isp_watchdog; 66 static timeout_t isp_gdt; 67 static task_fn_t isp_gdt_task; 68 static timeout_t isp_ldt; 69 static task_fn_t isp_ldt_task; 70 static void isp_kthread(void *); 71 static void isp_action(struct cam_sim *, union ccb *); 72 #ifdef ISP_INTERNAL_TARGET 73 static void isp_target_thread_pi(void *); 74 static void isp_target_thread_fc(void *); 75 #endif 76 static void isp_timer(void *); 77 78 static struct dev_ops isp_ops = { 79 { "isp", 0, D_DISK }, 80 .d_ioctl = ispioctl, 81 }; 82 83 static int 84 isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 85 { 86 struct ccb_setasync csa; 87 struct cam_sim *sim; 88 struct cam_path *path; 89 90 /* 91 * Construct our SIM entry. 92 */ 93 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); 94 cam_simq_release(devq); 95 96 if (sim == NULL) { 97 return (ENOMEM); 98 } 99 100 ISP_LOCK(isp); 101 if (xpt_bus_register(sim, chan) != CAM_SUCCESS) { 102 ISP_UNLOCK(isp); 103 cam_sim_free(sim); 104 return (EIO); 105 } 106 ISP_UNLOCK(isp); 107 if (xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 108 ISP_LOCK(isp); 109 xpt_bus_deregister(cam_sim_path(sim)); 110 ISP_UNLOCK(isp); 111 cam_sim_free(sim); 112 return (ENXIO); 113 } 114 xpt_setup_ccb(&csa.ccb_h, path, 5); 115 csa.ccb_h.func_code = XPT_SASYNC_CB; 116 csa.event_enable = AC_LOST_DEVICE; 117 csa.callback = isp_cam_async; 118 csa.callback_arg = sim; 119 xpt_action((union ccb *)&csa); 120 121 if (IS_SCSI(isp)) { 122 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 123 spi->sim = sim; 124 spi->path = path; 125 #ifdef ISP_INTERNAL_TARGET 126 ISP_SET_PC(isp, chan, proc_active, 1); 127 if (THREAD_CREATE(isp_target_thread_pi, spi, &spi->target_proc, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 128 ISP_SET_PC(isp, chan, proc_active, 0); 129 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 130 } 131 #endif 132 } else { 133 fcparam *fcp = FCPARAM(isp, chan); 134 struct isp_fc *fc = ISP_FC_PC(isp, chan); 135 136 ISP_LOCK(isp); 137 fc->sim = sim; 138 fc->path = path; 139 fc->isp = isp; 140 fc->ready = 1; 141 142 callout_init(&fc->ldt); 143 callout_init(&fc->gdt); 144 TASK_INIT(&fc->ltask, 1, isp_ldt_task, fc); 145 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 146 147 /* 148 * We start by being "loop down" if we have an initiator role 149 */ 150 if (fcp->role & ISP_ROLE_INITIATOR) { 151 isp_freeze_loopdown(isp, chan, "isp_attach"); 152 callout_reset(&fc->ldt, isp_quickboot_time * hz, isp_ldt, fc); 153 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Initial Loop Down Timer @ %lu", (unsigned long) time_second); 154 } 155 ISP_UNLOCK(isp); 156 if (THREAD_CREATE(isp_kthread, fc, &fc->kthread, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 157 xpt_free_path(fc->path); 158 ISP_LOCK(isp); 159 if (callout_active(&fc->ldt)) { 160 callout_stop(&fc->ldt); 161 } 162 xpt_bus_deregister(cam_sim_path(fc->sim)); 163 ISP_UNLOCK(isp); 164 cam_sim_free(fc->sim); 165 return (ENOMEM); 166 } 167 #ifdef ISP_INTERNAL_TARGET 168 ISP_SET_PC(isp, chan, proc_active, 1); 169 if (THREAD_CREATE(isp_target_thread_fc, fc, &fc->target_proc, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 170 ISP_SET_PC(isp, chan, proc_active, 0); 171 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 172 } 173 #endif 174 if (chan == 0) { 175 SYSCTL_ADD_QUAD(&isp->isp_sysctl_ctx, SYSCTL_CHILDREN(isp->isp_sysctl_tree), OID_AUTO, "wwnn", CTLFLAG_RD, &FCPARAM(isp, 0)->isp_wwnn, 0, "World Wide Node Name"); 176 SYSCTL_ADD_QUAD(&isp->isp_sysctl_ctx, SYSCTL_CHILDREN(isp->isp_sysctl_tree), OID_AUTO, "wwpn", CTLFLAG_RD, &FCPARAM(isp, 0)->isp_wwpn, 0, "World Wide Port Name"); 177 SYSCTL_ADD_UINT(&isp->isp_sysctl_ctx, SYSCTL_CHILDREN(isp->isp_sysctl_tree), OID_AUTO, "loop_down_limit", CTLFLAG_RW, &ISP_FC_PC(isp, 0)->loop_down_limit, 0, "Loop Down Limit"); 178 SYSCTL_ADD_UINT(&isp->isp_sysctl_ctx, SYSCTL_CHILDREN(isp->isp_sysctl_tree), OID_AUTO, "gone_device_time", CTLFLAG_RW, &ISP_FC_PC(isp, 0)->gone_device_time, 0, "Gone Device Time"); 179 } 180 } 181 return (0); 182 } 183 184 int 185 isp_attach(ispsoftc_t *isp) 186 { 187 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 188 int du = device_get_unit(isp->isp_dev); 189 int chan; 190 191 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 192 isp->isp_osinfo.ehook.ich_arg = isp; 193 /* 194 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 195 * will be called right awawy, which will clear isp_osinfo.ehook_active, 196 * which would be unwise to then set again later. 197 */ 198 isp->isp_osinfo.ehook_active = 1; 199 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 200 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 201 return (-EIO); 202 } 203 204 /* 205 * Create the device queue for our SIM(s). 206 */ 207 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 208 if (isp->isp_osinfo.devq == NULL) { 209 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 210 return (EIO); 211 } 212 213 sysctl_ctx_init(&isp->isp_sysctl_ctx); 214 isp->isp_sysctl_tree = SYSCTL_ADD_NODE(&isp->isp_sysctl_ctx, 215 SYSCTL_STATIC_CHILDREN(_hw), OID_AUTO, 216 device_get_nameunit(isp->isp_dev), CTLFLAG_RD, 0, ""); 217 if (isp->isp_sysctl_tree == NULL) { 218 device_printf(isp->isp_dev, "can't add sysctl node\n"); 219 return (EINVAL); 220 } 221 for (chan = 0; chan < isp->isp_nchan; chan++) { 222 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 223 goto unwind; 224 } 225 } 226 227 callout_init(&isp->isp_osinfo.tmo); 228 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 229 isp->isp_osinfo.timer_active = 1; 230 231 isp->isp_osinfo.cdev = make_dev(&isp_ops, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 232 if (isp->isp_osinfo.cdev) { 233 isp->isp_osinfo.cdev->si_drv1 = isp; 234 } 235 return (0); 236 237 unwind: 238 while (--chan >= 0) { 239 struct cam_sim *sim; 240 struct cam_path *path; 241 if (IS_FC(isp)) { 242 sim = ISP_FC_PC(isp, chan)->sim; 243 path = ISP_FC_PC(isp, chan)->path; 244 } else { 245 sim = ISP_SPI_PC(isp, chan)->sim; 246 path = ISP_SPI_PC(isp, chan)->path; 247 } 248 xpt_free_path(path); 249 ISP_LOCK(isp); 250 xpt_bus_deregister(cam_sim_path(sim)); 251 ISP_UNLOCK(isp); 252 cam_sim_free(sim); 253 } 254 if (isp->isp_osinfo.ehook_active) { 255 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 256 isp->isp_osinfo.ehook_active = 0; 257 } 258 if (isp->isp_osinfo.cdev) { 259 destroy_dev(isp->isp_osinfo.cdev); 260 isp->isp_osinfo.cdev = NULL; 261 } 262 isp->isp_osinfo.devq = NULL; 263 return (-1); 264 } 265 266 int 267 isp_detach(ispsoftc_t *isp) 268 { 269 struct cam_sim *sim; 270 struct cam_path *path; 271 struct ccb_setasync csa; 272 int chan; 273 274 ISP_LOCK(isp); 275 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 276 if (IS_FC(isp)) { 277 sim = ISP_FC_PC(isp, chan)->sim; 278 path = ISP_FC_PC(isp, chan)->path; 279 } else { 280 sim = ISP_SPI_PC(isp, chan)->sim; 281 path = ISP_SPI_PC(isp, chan)->path; 282 } 283 if (sim->refcount > 2) { 284 ISP_UNLOCK(isp); 285 return (EBUSY); 286 } 287 } 288 if (isp->isp_osinfo.timer_active) { 289 callout_stop(&isp->isp_osinfo.tmo); 290 isp->isp_osinfo.timer_active = 0; 291 } 292 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 293 if (IS_FC(isp)) { 294 sim = ISP_FC_PC(isp, chan)->sim; 295 path = ISP_FC_PC(isp, chan)->path; 296 } else { 297 sim = ISP_SPI_PC(isp, chan)->sim; 298 path = ISP_SPI_PC(isp, chan)->path; 299 } 300 xpt_setup_ccb(&csa.ccb_h, path, 5); 301 csa.ccb_h.func_code = XPT_SASYNC_CB; 302 csa.event_enable = 0; 303 csa.callback = isp_cam_async; 304 csa.callback_arg = sim; 305 xpt_action((union ccb *)&csa); 306 xpt_free_path(path); 307 xpt_bus_deregister(cam_sim_path(sim)); 308 cam_sim_free(sim); 309 } 310 ISP_UNLOCK(isp); 311 if (isp->isp_osinfo.cdev) { 312 destroy_dev(isp->isp_osinfo.cdev); 313 isp->isp_osinfo.cdev = NULL; 314 } 315 if (isp->isp_osinfo.ehook_active) { 316 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 317 isp->isp_osinfo.ehook_active = 0; 318 } 319 if (isp->isp_osinfo.devq != NULL) { 320 isp->isp_osinfo.devq = NULL; 321 } 322 if (isp->isp_sysctl_tree != NULL) 323 sysctl_ctx_free(&isp->isp_sysctl_ctx); 324 return (0); 325 } 326 327 static void 328 isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg) 329 { 330 if (IS_FC(isp)) { 331 struct isp_fc *fc = ISP_FC_PC(isp, chan); 332 if (fc->simqfrozen == 0) { 333 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan); 334 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 335 xpt_freeze_simq(fc->sim, 1); 336 } else { 337 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan); 338 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 339 } 340 } 341 } 342 343 static void 344 isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 345 { 346 if (IS_FC(isp)) { 347 struct isp_fc *fc = ISP_FC_PC(isp, chan); 348 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 349 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 350 if (wasfrozen && fc->simqfrozen == 0) { 351 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan); 352 xpt_release_simq(fc->sim, 1); 353 } 354 } 355 } 356 357 358 static int 359 ispioctl(struct dev_ioctl_args *ap) 360 { 361 cdev_t dev = ap->a_head.a_dev; 362 caddr_t addr = ap->a_data; 363 u_long c = ap->a_cmd; 364 ispsoftc_t *isp; 365 int nr, chan, retval = ENOTTY; 366 367 isp = dev->si_drv1; 368 369 switch (c) { 370 case ISP_SDBLEV: 371 { 372 int olddblev = isp->isp_dblev; 373 isp->isp_dblev = *(int *)addr; 374 *(int *)addr = olddblev; 375 retval = 0; 376 break; 377 } 378 case ISP_GETROLE: 379 chan = *(int *)addr; 380 if (chan < 0 || chan >= isp->isp_nchan) { 381 retval = -ENXIO; 382 break; 383 } 384 if (IS_FC(isp)) { 385 *(int *)addr = FCPARAM(isp, chan)->role; 386 } else { 387 *(int *)addr = SDPARAM(isp, chan)->role; 388 } 389 retval = 0; 390 break; 391 case ISP_SETROLE: 392 nr = *(int *)addr; 393 chan = nr >> 8; 394 if (chan < 0 || chan >= isp->isp_nchan) { 395 retval = -ENXIO; 396 break; 397 } 398 nr &= 0xff; 399 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 400 retval = EINVAL; 401 break; 402 } 403 if (IS_FC(isp)) { 404 /* 405 * We don't really support dual role at present on FC cards. 406 * 407 * We should, but a bunch of things are currently broken, 408 * so don't allow it. 409 */ 410 if (nr == ISP_ROLE_BOTH) { 411 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 412 retval = EINVAL; 413 break; 414 } 415 *(int *)addr = FCPARAM(isp, chan)->role; 416 #ifdef ISP_INTERNAL_TARGET 417 ISP_LOCK(isp); 418 retval = isp_fc_change_role(isp, chan, nr); 419 ISP_UNLOCK(isp); 420 #else 421 FCPARAM(isp, chan)->role = nr; 422 #endif 423 } else { 424 *(int *)addr = SDPARAM(isp, chan)->role; 425 SDPARAM(isp, chan)->role = nr; 426 } 427 retval = 0; 428 break; 429 430 case ISP_RESETHBA: 431 ISP_LOCK(isp); 432 #ifdef ISP_TARGET_MODE 433 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 434 #endif 435 isp_reinit(isp, 0); 436 ISP_UNLOCK(isp); 437 retval = 0; 438 break; 439 440 case ISP_RESCAN: 441 if (IS_FC(isp)) { 442 chan = *(int *)addr; 443 if (chan < 0 || chan >= isp->isp_nchan) { 444 retval = -ENXIO; 445 break; 446 } 447 ISP_LOCK(isp); 448 if (isp_fc_runstate(isp, chan, 5 * 1000000)) { 449 retval = EIO; 450 } else { 451 retval = 0; 452 } 453 ISP_UNLOCK(isp); 454 } 455 break; 456 457 case ISP_FC_LIP: 458 if (IS_FC(isp)) { 459 chan = *(int *)addr; 460 if (chan < 0 || chan >= isp->isp_nchan) { 461 retval = -ENXIO; 462 break; 463 } 464 ISP_LOCK(isp); 465 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 466 retval = EIO; 467 } else { 468 retval = 0; 469 } 470 ISP_UNLOCK(isp); 471 } 472 break; 473 case ISP_FC_GETDINFO: 474 { 475 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 476 fcportdb_t *lp; 477 478 if (IS_SCSI(isp)) { 479 break; 480 } 481 if (ifc->loopid >= MAX_FC_TARG) { 482 retval = EINVAL; 483 break; 484 } 485 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 486 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) { 487 ifc->role = lp->roles; 488 ifc->loopid = lp->handle; 489 ifc->portid = lp->portid; 490 ifc->node_wwn = lp->node_wwn; 491 ifc->port_wwn = lp->port_wwn; 492 retval = 0; 493 } else { 494 retval = ENODEV; 495 } 496 break; 497 } 498 case ISP_GET_STATS: 499 { 500 isp_stats_t *sp = (isp_stats_t *) addr; 501 502 ISP_MEMZERO(sp, sizeof (*sp)); 503 sp->isp_stat_version = ISP_STATS_VERSION; 504 sp->isp_type = isp->isp_type; 505 sp->isp_revision = isp->isp_revision; 506 ISP_LOCK(isp); 507 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 508 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 509 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 510 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 511 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 512 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 513 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 514 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 515 ISP_UNLOCK(isp); 516 retval = 0; 517 break; 518 } 519 case ISP_CLR_STATS: 520 ISP_LOCK(isp); 521 isp->isp_intcnt = 0; 522 isp->isp_intbogus = 0; 523 isp->isp_intmboxc = 0; 524 isp->isp_intoasync = 0; 525 isp->isp_rsltccmplt = 0; 526 isp->isp_fphccmplt = 0; 527 isp->isp_rscchiwater = 0; 528 isp->isp_fpcchiwater = 0; 529 ISP_UNLOCK(isp); 530 retval = 0; 531 break; 532 case ISP_FC_GETHINFO: 533 { 534 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 535 int chan = hba->fc_channel; 536 537 if (chan < 0 || chan >= isp->isp_nchan) { 538 retval = ENXIO; 539 break; 540 } 541 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 542 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 543 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 544 hba->fc_nchannels = isp->isp_nchan; 545 if (IS_FC(isp)) { 546 hba->fc_nports = MAX_FC_TARG; 547 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 548 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 549 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 550 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 551 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 552 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 553 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 554 } else { 555 hba->fc_nports = MAX_TARGETS; 556 hba->fc_speed = 0; 557 hba->fc_topology = 0; 558 hba->nvram_node_wwn = 0ull; 559 hba->nvram_port_wwn = 0ull; 560 hba->active_node_wwn = 0ull; 561 hba->active_port_wwn = 0ull; 562 } 563 retval = 0; 564 break; 565 } 566 case ISP_TSK_MGMT: 567 { 568 int needmarker; 569 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 570 uint16_t loopid; 571 mbreg_t mbs; 572 573 if (IS_SCSI(isp)) { 574 break; 575 } 576 577 chan = fct->chan; 578 if (chan < 0 || chan >= isp->isp_nchan) { 579 retval = -ENXIO; 580 break; 581 } 582 583 needmarker = retval = 0; 584 loopid = fct->loopid; 585 ISP_LOCK(isp); 586 if (IS_24XX(isp)) { 587 uint8_t local[QENTRY_LEN]; 588 isp24xx_tmf_t *tmf; 589 isp24xx_statusreq_t *sp; 590 fcparam *fcp = FCPARAM(isp, chan); 591 fcportdb_t *lp; 592 int i; 593 594 for (i = 0; i < MAX_FC_TARG; i++) { 595 lp = &fcp->portdb[i]; 596 if (lp->handle == loopid) { 597 break; 598 } 599 } 600 if (i == MAX_FC_TARG) { 601 retval = ENXIO; 602 ISP_UNLOCK(isp); 603 break; 604 } 605 /* XXX VALIDATE LP XXX */ 606 tmf = (isp24xx_tmf_t *) local; 607 ISP_MEMZERO(tmf, QENTRY_LEN); 608 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 609 tmf->tmf_header.rqs_entry_count = 1; 610 tmf->tmf_nphdl = lp->handle; 611 tmf->tmf_delay = 2; 612 tmf->tmf_timeout = 2; 613 tmf->tmf_tidlo = lp->portid; 614 tmf->tmf_tidhi = lp->portid >> 16; 615 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan); 616 tmf->tmf_lun[1] = fct->lun & 0xff; 617 if (fct->lun >= 256) { 618 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8); 619 } 620 switch (fct->action) { 621 case IPT_CLEAR_ACA: 622 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA; 623 break; 624 case IPT_TARGET_RESET: 625 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET; 626 needmarker = 1; 627 break; 628 case IPT_LUN_RESET: 629 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET; 630 needmarker = 1; 631 break; 632 case IPT_CLEAR_TASK_SET: 633 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 634 needmarker = 1; 635 break; 636 case IPT_ABORT_TASK_SET: 637 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 638 needmarker = 1; 639 break; 640 default: 641 retval = EINVAL; 642 break; 643 } 644 if (retval) { 645 ISP_UNLOCK(isp); 646 break; 647 } 648 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000); 649 mbs.param[1] = QENTRY_LEN; 650 mbs.param[2] = DMA_WD1(fcp->isp_scdma); 651 mbs.param[3] = DMA_WD0(fcp->isp_scdma); 652 mbs.param[6] = DMA_WD3(fcp->isp_scdma); 653 mbs.param[7] = DMA_WD2(fcp->isp_scdma); 654 655 if (FC_SCRATCH_ACQUIRE(isp, chan)) { 656 ISP_UNLOCK(isp); 657 retval = ENOMEM; 658 break; 659 } 660 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch); 661 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN, chan); 662 sp = (isp24xx_statusreq_t *) local; 663 sp->req_completion_status = 1; 664 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 665 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan); 666 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp); 667 FC_SCRATCH_RELEASE(isp, chan); 668 if (retval || sp->req_completion_status != 0) { 669 FC_SCRATCH_RELEASE(isp, chan); 670 retval = EIO; 671 } 672 if (retval == 0) { 673 if (needmarker) { 674 fcp->sendmarker = 1; 675 } 676 } 677 } else { 678 MBSINIT(&mbs, 0, MBLOGALL, 0); 679 if (ISP_CAP_2KLOGIN(isp) == 0) { 680 loopid <<= 8; 681 } 682 switch (fct->action) { 683 case IPT_CLEAR_ACA: 684 mbs.param[0] = MBOX_CLEAR_ACA; 685 mbs.param[1] = loopid; 686 mbs.param[2] = fct->lun; 687 break; 688 case IPT_TARGET_RESET: 689 mbs.param[0] = MBOX_TARGET_RESET; 690 mbs.param[1] = loopid; 691 needmarker = 1; 692 break; 693 case IPT_LUN_RESET: 694 mbs.param[0] = MBOX_LUN_RESET; 695 mbs.param[1] = loopid; 696 mbs.param[2] = fct->lun; 697 needmarker = 1; 698 break; 699 case IPT_CLEAR_TASK_SET: 700 mbs.param[0] = MBOX_CLEAR_TASK_SET; 701 mbs.param[1] = loopid; 702 mbs.param[2] = fct->lun; 703 needmarker = 1; 704 break; 705 case IPT_ABORT_TASK_SET: 706 mbs.param[0] = MBOX_ABORT_TASK_SET; 707 mbs.param[1] = loopid; 708 mbs.param[2] = fct->lun; 709 needmarker = 1; 710 break; 711 default: 712 retval = EINVAL; 713 break; 714 } 715 if (retval == 0) { 716 if (needmarker) { 717 FCPARAM(isp, chan)->sendmarker = 1; 718 } 719 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 720 if (retval) { 721 retval = EIO; 722 } 723 } 724 } 725 ISP_UNLOCK(isp); 726 break; 727 } 728 default: 729 break; 730 } 731 return (retval); 732 } 733 734 static void 735 isp_intr_enable(void *arg) 736 { 737 int chan; 738 ispsoftc_t *isp = arg; 739 ISP_LOCK(isp); 740 for (chan = 0; chan < isp->isp_nchan; chan++) { 741 if (IS_FC(isp)) { 742 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 743 ISP_ENABLE_INTS(isp); 744 break; 745 } 746 } else { 747 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) { 748 ISP_ENABLE_INTS(isp); 749 break; 750 } 751 } 752 } 753 isp->isp_osinfo.ehook_active = 0; 754 ISP_UNLOCK(isp); 755 /* Release our hook so that the boot can continue. */ 756 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 757 } 758 759 /* 760 * Local Inlines 761 */ 762 763 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 764 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 765 766 static ISP_INLINE int 767 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 768 { 769 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 770 if (ISP_PCMD(ccb) == NULL) { 771 return (-1); 772 } 773 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 774 return (0); 775 } 776 777 static ISP_INLINE void 778 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 779 { 780 ((struct isp_pcmd *)ISP_PCMD(ccb))->next = isp->isp_osinfo.pcmd_free; 781 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 782 ISP_PCMD(ccb) = NULL; 783 } 784 /* 785 * Put the target mode functions here, because some are inlines 786 */ 787 788 #ifdef ISP_TARGET_MODE 789 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 790 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 791 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 792 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 793 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 794 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 795 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 796 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 797 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 798 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 799 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 800 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 801 static void isp_enable_lun(ispsoftc_t *, union ccb *); 802 static void isp_enable_deferred_luns(ispsoftc_t *, int); 803 static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t); 804 static void isp_disable_lun(ispsoftc_t *, union ccb *); 805 static int isp_enable_target_mode(ispsoftc_t *, int); 806 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 807 static timeout_t isp_refire_putback_atio; 808 static void isp_complete_ctio(union ccb *); 809 static void isp_target_putback_atio(union ccb *); 810 static void isp_target_start_ctio(ispsoftc_t *, union ccb *); 811 static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 812 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 813 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 814 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 815 static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 816 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 817 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 818 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 819 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 820 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 821 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 822 823 static ISP_INLINE int 824 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 825 { 826 tstate_t *tptr; 827 struct tslist *lhp; 828 829 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 830 SLIST_FOREACH(tptr, lhp, next) { 831 if (xpt_path_lun_id(tptr->owner) == lun) { 832 return (1); 833 } 834 } 835 return (0); 836 } 837 838 static void 839 dump_tstates(ispsoftc_t *isp, int bus) 840 { 841 int i, j; 842 struct tslist *lhp; 843 tstate_t *tptr = NULL; 844 845 if (bus >= isp->isp_nchan) { 846 return; 847 } 848 for (i = 0; i < LUN_HASH_SIZE; i++) { 849 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 850 j = 0; 851 SLIST_FOREACH(tptr, lhp, next) { 852 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 853 j++; 854 } 855 } 856 } 857 858 static ISP_INLINE tstate_t * 859 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 860 { 861 tstate_t *tptr = NULL; 862 struct tslist *lhp; 863 int i; 864 865 if (bus < isp->isp_nchan) { 866 for (i = 0; i < LUN_HASH_SIZE; i++) { 867 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 868 SLIST_FOREACH(tptr, lhp, next) { 869 if (xpt_path_lun_id(tptr->owner) == lun) { 870 tptr->hold++; 871 return (tptr); 872 } 873 } 874 } 875 } 876 return (NULL); 877 } 878 879 static ISP_INLINE tstate_t * 880 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 881 { 882 tstate_t *tptr = NULL; 883 atio_private_data_t *atp; 884 struct tslist *lhp; 885 int i; 886 887 if (bus < isp->isp_nchan && tagval != 0) { 888 for (i = 0; i < LUN_HASH_SIZE; i++) { 889 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 890 SLIST_FOREACH(tptr, lhp, next) { 891 atp = isp_get_atpd(isp, tptr, tagval); 892 if (atp && atp->tag == tagval) { 893 tptr->hold++; 894 return (tptr); 895 } 896 } 897 } 898 } 899 return (NULL); 900 } 901 902 static ISP_INLINE inot_private_data_t * 903 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 904 { 905 inot_private_data_t *ntp; 906 tstate_t *tptr; 907 struct tslist *lhp; 908 int bus, i; 909 910 for (bus = 0; bus < isp->isp_nchan; bus++) { 911 for (i = 0; i < LUN_HASH_SIZE; i++) { 912 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 913 SLIST_FOREACH(tptr, lhp, next) { 914 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 915 if (ntp) { 916 *rslt = tptr; 917 tptr->hold++; 918 return (ntp); 919 } 920 } 921 } 922 } 923 return (NULL); 924 } 925 static ISP_INLINE void 926 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 927 { 928 KASSERT((tptr->hold), ("tptr not held")); 929 tptr->hold--; 930 } 931 932 static void 933 isp_tmcmd_restart(ispsoftc_t *isp) 934 { 935 inot_private_data_t *ntp; 936 tstate_t *tptr; 937 struct tslist *lhp; 938 int bus, i; 939 940 for (bus = 0; bus < isp->isp_nchan; bus++) { 941 for (i = 0; i < LUN_HASH_SIZE; i++) { 942 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 943 SLIST_FOREACH(tptr, lhp, next) { 944 inot_private_data_t *restart_queue = tptr->restart_queue; 945 tptr->restart_queue = NULL; 946 while (restart_queue) { 947 ntp = restart_queue; 948 restart_queue = ntp->rd.nt.nt_hba; 949 if (IS_24XX(isp)) { 950 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 951 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 952 } else { 953 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 954 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 955 } 956 isp_put_ntpd(isp, tptr, ntp); 957 if (tptr->restart_queue && restart_queue != NULL) { 958 ntp = tptr->restart_queue; 959 tptr->restart_queue = restart_queue; 960 while (restart_queue->rd.nt.nt_hba) { 961 restart_queue = restart_queue->rd.nt.nt_hba; 962 } 963 restart_queue->rd.nt.nt_hba = ntp; 964 break; 965 } 966 } 967 } 968 } 969 } 970 } 971 972 static ISP_INLINE atio_private_data_t * 973 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 974 { 975 atio_private_data_t *atp; 976 977 if (tag == 0) { 978 atp = tptr->atfree; 979 if (atp) { 980 tptr->atfree = atp->next; 981 } 982 return (atp); 983 } 984 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 985 if (atp->tag == tag) { 986 return (atp); 987 } 988 } 989 return (NULL); 990 } 991 992 static ISP_INLINE void 993 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 994 { 995 atp->tag = 0; 996 atp->dead = 0; 997 atp->next = tptr->atfree; 998 tptr->atfree = atp; 999 } 1000 1001 static void 1002 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 1003 { 1004 atio_private_data_t *atp; 1005 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1006 1007 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1008 if (atp->tag == 0) { 1009 continue; 1010 } 1011 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", 1012 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]); 1013 } 1014 } 1015 1016 1017 static ISP_INLINE inot_private_data_t * 1018 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1019 { 1020 inot_private_data_t *ntp; 1021 ntp = tptr->ntfree; 1022 if (ntp) { 1023 tptr->ntfree = ntp->next; 1024 } 1025 return (ntp); 1026 } 1027 1028 static ISP_INLINE inot_private_data_t * 1029 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1030 { 1031 inot_private_data_t *ntp; 1032 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1033 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1034 return (ntp); 1035 } 1036 } 1037 return (NULL); 1038 } 1039 1040 static ISP_INLINE void 1041 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1042 { 1043 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1044 ntp->next = tptr->ntfree; 1045 tptr->ntfree = ntp; 1046 } 1047 1048 static cam_status 1049 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1050 { 1051 cam_status status; 1052 lun_id_t lun; 1053 struct tslist *lhp; 1054 tstate_t *tptr; 1055 int i; 1056 1057 lun = xpt_path_lun_id(path); 1058 if (lun != CAM_LUN_WILDCARD) { 1059 if (lun >= ISP_MAX_LUNS(isp)) { 1060 return (CAM_LUN_INVALID); 1061 } 1062 } 1063 if (is_lun_enabled(isp, bus, lun)) { 1064 return (CAM_LUN_ALRDY_ENA); 1065 } 1066 tptr = kmalloc(sizeof (tstate_t), M_DEVBUF, M_WAITOK | M_ZERO); 1067 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1068 if (status != CAM_REQ_CMP) { 1069 kfree(tptr, M_DEVBUF); 1070 return (status); 1071 } 1072 SLIST_INIT(&tptr->atios); 1073 SLIST_INIT(&tptr->inots); 1074 for (i = 0; i < ATPDPSIZE-1; i++) { 1075 tptr->atpool[i].next = &tptr->atpool[i+1]; 1076 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1077 } 1078 tptr->atfree = tptr->atpool; 1079 tptr->ntfree = tptr->ntpool; 1080 tptr->hold = 1; 1081 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1082 SLIST_INSERT_HEAD(lhp, tptr, next); 1083 *rslt = tptr; 1084 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1085 return (CAM_REQ_CMP); 1086 } 1087 1088 static ISP_INLINE void 1089 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1090 { 1091 struct tslist *lhp; 1092 KASSERT((tptr->hold == 0), ("tptr still held")); 1093 ISP_GET_PC_ADDR(isp, xpt_path_path_id(tptr->owner), lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1094 SLIST_REMOVE(lhp, tptr, tstate, next); 1095 xpt_free_path(tptr->owner); 1096 kfree(tptr, M_DEVBUF); 1097 } 1098 1099 /* 1100 * Enable a lun. 1101 */ 1102 static void 1103 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1104 { 1105 tstate_t *tptr = NULL; 1106 int bus, tm_enabled, target_role; 1107 target_id_t target; 1108 lun_id_t lun; 1109 1110 /* 1111 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun 1112 */ 1113 bus = XS_CHANNEL(ccb); 1114 target = ccb->ccb_h.target_id; 1115 lun = ccb->ccb_h.target_lun; 1116 if (target != CAM_TARGET_WILDCARD && target != 0) { 1117 ccb->ccb_h.status = CAM_TID_INVALID; 1118 xpt_done(ccb); 1119 return; 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 1127 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1128 ccb->ccb_h.status = CAM_LUN_INVALID; 1129 xpt_done(ccb); 1130 return; 1131 } 1132 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1133 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1134 } 1135 1136 /* 1137 * Wait until we're not busy with the lun enables subsystem 1138 */ 1139 while (isp->isp_osinfo.tmbusy) { 1140 isp->isp_osinfo.tmwanted = 1; 1141 mtx_sleep(isp, &isp->isp_lock, 0, "want_isp_enable_lun", 0); 1142 } 1143 isp->isp_osinfo.tmbusy = 1; 1144 1145 /* 1146 * This is as a good a place as any to check f/w capabilities. 1147 */ 1148 1149 if (IS_FC(isp)) { 1150 if (ISP_CAP_TMODE(isp) == 0) { 1151 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n"); 1152 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1153 goto done; 1154 } 1155 /* 1156 * We *could* handle non-SCCLUN f/w, but we'd have to 1157 * dork with our already fragile enable/disable code. 1158 */ 1159 if (ISP_CAP_SCCFW(isp) == 0) { 1160 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n"); 1161 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1162 goto done; 1163 } 1164 1165 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1166 1167 } else { 1168 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1169 } 1170 1171 /* 1172 * Create the state pointer. 1173 * It should not already exist. 1174 */ 1175 tptr = get_lun_statep(isp, bus, lun); 1176 if (tptr) { 1177 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1178 goto done; 1179 } 1180 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1181 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1182 goto done; 1183 } 1184 1185 /* 1186 * We have a tricky maneuver to perform here. 1187 * 1188 * If target mode isn't already enabled here, 1189 * *and* our current role includes target mode, 1190 * we enable target mode here. 1191 * 1192 */ 1193 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1194 if (tm_enabled == 0 && target_role != 0) { 1195 if (isp_enable_target_mode(isp, bus)) { 1196 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1197 destroy_lun_state(isp, tptr); 1198 tptr = NULL; 1199 goto done; 1200 } 1201 tm_enabled = 1; 1202 } 1203 1204 /* 1205 * Now check to see whether this bus is in target mode already. 1206 * 1207 * If not, a later role change into target mode will finish the job. 1208 */ 1209 if (tm_enabled == 0) { 1210 ISP_SET_PC(isp, bus, tm_enable_defer, 1); 1211 ccb->ccb_h.status = CAM_REQ_CMP; 1212 xpt_print(ccb->ccb_h.path, "Target Mode Not Enabled Yet- Lun Enables Deferred\n"); 1213 goto done; 1214 } 1215 1216 /* 1217 * Enable the lun. 1218 */ 1219 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun); 1220 1221 done: 1222 if (ccb->ccb_h.status != CAM_REQ_CMP && tptr) { 1223 destroy_lun_state(isp, tptr); 1224 tptr = NULL; 1225 } 1226 if (tptr) { 1227 rls_lun_statep(isp, tptr); 1228 } 1229 isp->isp_osinfo.tmbusy = 0; 1230 if (isp->isp_osinfo.tmwanted) { 1231 isp->isp_osinfo.tmwanted = 0; 1232 wakeup(isp); 1233 } 1234 xpt_done(ccb); 1235 } 1236 1237 static void 1238 isp_enable_deferred_luns(ispsoftc_t *isp, int bus) 1239 { 1240 /* 1241 * XXX: not entirely implemented yet 1242 */ 1243 (void) isp_enable_deferred(isp, bus, 0); 1244 } 1245 1246 static uint32_t 1247 isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun) 1248 { 1249 cam_status status; 1250 1251 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %u", __func__, bus, lun); 1252 if (IS_24XX(isp) || (IS_FC(isp) && ISP_FC_PC(isp, bus)->tm_luns_enabled)) { 1253 status = CAM_REQ_CMP; 1254 } else { 1255 int cmd_cnt, not_cnt; 1256 1257 if (IS_23XX(isp)) { 1258 cmd_cnt = DFLT_CMND_CNT; 1259 not_cnt = DFLT_INOT_CNT; 1260 } else { 1261 cmd_cnt = 64; 1262 not_cnt = 8; 1263 } 1264 status = CAM_REQ_INPROG; 1265 isp->isp_osinfo.rptr = &status; 1266 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, DFLT_CMND_CNT, DFLT_INOT_CNT)) { 1267 status = CAM_RESRC_UNAVAIL; 1268 } else { 1269 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0); 1270 } 1271 isp->isp_osinfo.rptr = NULL; 1272 } 1273 1274 if (status == CAM_REQ_CMP) { 1275 ISP_SET_PC(isp, bus, tm_luns_enabled, 1); 1276 isp_prt(isp, ISP_LOGTINFO, "bus %d lun %u now enabled for target mode", bus, lun); 1277 } 1278 return (status); 1279 } 1280 1281 static void 1282 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1283 { 1284 tstate_t *tptr = NULL; 1285 int bus; 1286 cam_status status; 1287 target_id_t target; 1288 lun_id_t lun; 1289 1290 bus = XS_CHANNEL(ccb); 1291 target = ccb->ccb_h.target_id; 1292 lun = ccb->ccb_h.target_lun; 1293 if (target != CAM_TARGET_WILDCARD && target != 0) { 1294 ccb->ccb_h.status = CAM_TID_INVALID; 1295 xpt_done(ccb); 1296 return; 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 1304 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1305 ccb->ccb_h.status = CAM_LUN_INVALID; 1306 xpt_done(ccb); 1307 return; 1308 } 1309 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1310 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1311 } 1312 1313 /* 1314 * See if we're busy disabling a lun now. 1315 */ 1316 while (isp->isp_osinfo.tmbusy) { 1317 isp->isp_osinfo.tmwanted = 1; 1318 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_disable_lun", 0); 1319 } 1320 isp->isp_osinfo.tmbusy = 1; 1321 1322 /* 1323 * Find the state pointer. 1324 */ 1325 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1326 ccb->ccb_h.status = CAM_PATH_INVALID; 1327 goto done; 1328 } 1329 1330 /* 1331 * If we're a 24XX card, we're done. 1332 */ 1333 if (IS_24XX(isp)) { 1334 status = CAM_REQ_CMP; 1335 goto done; 1336 } 1337 1338 /* 1339 * For SCC FW, we only deal with lun zero. 1340 */ 1341 if (IS_FC(isp)) { 1342 lun = 0; 1343 } 1344 1345 isp->isp_osinfo.rptr = &status; 1346 status = CAM_REQ_INPROG; 1347 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) { 1348 status = CAM_RESRC_UNAVAIL; 1349 } else { 1350 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0); 1351 } 1352 done: 1353 if (status == CAM_REQ_CMP) { 1354 xpt_print(ccb->ccb_h.path, "now disabled for target mode\n"); 1355 } 1356 if (tptr) { 1357 destroy_lun_state(isp, tptr); 1358 } 1359 isp->isp_osinfo.rptr = NULL; 1360 isp->isp_osinfo.tmbusy = 0; 1361 if (isp->isp_osinfo.tmwanted) { 1362 isp->isp_osinfo.tmwanted = 0; 1363 wakeup(isp); 1364 } 1365 xpt_done(ccb); 1366 } 1367 1368 static int 1369 isp_enable_target_mode(ispsoftc_t *isp, int bus) 1370 { 1371 int ct; 1372 1373 ISP_GET_PC(isp, bus, tm_enabled, ct); 1374 if (ct != 0) { 1375 return (0); 1376 } 1377 1378 if (IS_SCSI(isp)) { 1379 mbreg_t mbs; 1380 1381 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1382 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 1383 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG; 1384 mbs.param[2] = bus << 7; 1385 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1386 isp_prt(isp, ISP_LOGERR, "Unable to add Target Role to Bus %d", bus); 1387 return (EIO); 1388 } 1389 SDPARAM(isp, bus)->role |= ISP_ROLE_TARGET; 1390 } 1391 ISP_SET_PC(isp, bus, tm_enabled, 1); 1392 isp_prt(isp, ISP_LOGINFO, "Target Role added to Bus %d", bus); 1393 return (0); 1394 } 1395 1396 #ifdef NEEDED 1397 static int 1398 isp_disable_target_mode(ispsoftc_t *isp, int bus) 1399 { 1400 int ct; 1401 1402 ISP_GET_PC(isp, bus, tm_enabled, ct); 1403 if (ct == 0) { 1404 return (0); 1405 } 1406 1407 if (IS_SCSI(isp)) { 1408 mbreg_t mbs; 1409 1410 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1411 mbs.param[2] = bus << 7; 1412 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1413 isp_prt(isp, ISP_LOGERR, "Unable to subtract Target Role to Bus %d", bus); 1414 return (EIO); 1415 } 1416 SDPARAM(isp, bus)->role &= ~ISP_ROLE_TARGET; 1417 } 1418 ISP_SET_PC(isp, bus, tm_enabled, 0); 1419 isp_prt(isp, ISP_LOGINFO, "Target Role subtracted from Bus %d", bus); 1420 return (0); 1421 } 1422 #endif 1423 1424 static void 1425 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1426 { 1427 uint32_t *rptr; 1428 1429 rptr = isp->isp_osinfo.rptr; 1430 if (lep->le_status != LUN_OK) { 1431 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status); 1432 if (rptr) { 1433 *rptr = CAM_REQ_CMP_ERR; 1434 wakeup_one(rptr); 1435 } 1436 } else { 1437 if (rptr) { 1438 *rptr = CAM_REQ_CMP; 1439 wakeup_one(rptr); 1440 } 1441 } 1442 } 1443 1444 static void 1445 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb) 1446 { 1447 void *qe; 1448 tstate_t *tptr; 1449 atio_private_data_t *atp; 1450 struct ccb_scsiio *cso = &ccb->csio; 1451 uint32_t dmaresult, handle; 1452 uint8_t local[QENTRY_LEN]; 1453 1454 /* 1455 * Do some sanity checks. 1456 */ 1457 if (cso->dxfer_len == 0) { 1458 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1459 xpt_print(ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1460 ccb->ccb_h.status = CAM_REQ_INVALID; 1461 xpt_done(ccb); 1462 return; 1463 } 1464 } 1465 1466 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1467 if (tptr == NULL) { 1468 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1469 if (tptr == NULL) { 1470 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find tstate pointer in %s\n", __func__, cso->tag_id); 1471 dump_tstates(isp, XS_CHANNEL(ccb)); 1472 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1473 xpt_done(ccb); 1474 return; 1475 } 1476 } 1477 1478 atp = isp_get_atpd(isp, tptr, cso->tag_id); 1479 if (atp == NULL) { 1480 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find private data adjunct\n", __func__, cso->tag_id); 1481 isp_dump_atpd(isp, tptr); 1482 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1483 xpt_done(ccb); 1484 return; 1485 } 1486 if (atp->dead) { 1487 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO for a dead command\n", __func__, cso->tag_id); 1488 ccb->ccb_h.status = CAM_REQ_ABORTED; 1489 xpt_done(ccb); 1490 return; 1491 } 1492 1493 /* 1494 * Check to make sure we're still in target mode. 1495 */ 1496 if ((FCPARAM(isp, XS_CHANNEL(ccb))->role & ISP_ROLE_TARGET) == 0) { 1497 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode\n", __func__, cso->tag_id); 1498 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1499 xpt_done(ccb); 1500 return; 1501 } 1502 1503 /* 1504 * Get some resources 1505 */ 1506 if (isp_get_pcmd(isp, ccb)) { 1507 rls_lun_statep(isp, tptr); 1508 xpt_print(ccb->ccb_h.path, "out of PCMDs\n"); 1509 cam_freeze_devq(ccb->ccb_h.path); 1510 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1511 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1512 xpt_done(ccb); 1513 return; 1514 } 1515 qe = isp_getrqentry(isp); 1516 if (qe == NULL) { 1517 xpt_print(ccb->ccb_h.path, rqo, __func__); 1518 cam_freeze_devq(ccb->ccb_h.path); 1519 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1520 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1521 goto out; 1522 } 1523 memset(local, 0, QENTRY_LEN); 1524 1525 /* 1526 * We're either moving data or completing a command here. 1527 */ 1528 if (IS_24XX(isp)) { 1529 ct7_entry_t *cto = (ct7_entry_t *) local; 1530 1531 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1532 cto->ct_header.rqs_entry_count = 1; 1533 cto->ct_header.rqs_seqno = 1; 1534 cto->ct_nphdl = atp->nphdl; 1535 cto->ct_rxid = atp->tag; 1536 cto->ct_iid_lo = atp->portid; 1537 cto->ct_iid_hi = atp->portid >> 16; 1538 cto->ct_oxid = atp->oxid; 1539 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1540 cto->ct_scsi_status = cso->scsi_status; 1541 cto->ct_timeout = 120; 1542 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1543 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1544 cto->ct_flags |= CT7_SENDSTATUS; 1545 } 1546 if (cso->dxfer_len == 0) { 1547 cto->ct_flags |= CT7_FLAG_MODE1 | CT7_NO_DATA; 1548 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1549 int m = min(cso->sense_len, sizeof (struct scsi_sense_data)); 1550 cto->rsp.m1.ct_resplen = cto->ct_senselen = min(m, MAXRESPLEN_24XX); 1551 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, cto->ct_senselen); 1552 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1553 } 1554 } else { 1555 cto->ct_flags |= CT7_FLAG_MODE0; 1556 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1557 cto->ct_flags |= CT7_DATA_IN; 1558 } else { 1559 cto->ct_flags |= CT7_DATA_OUT; 1560 } 1561 cto->rsp.m0.reloff = atp->bytes_xfered; 1562 /* 1563 * Don't overrun the limits placed on us 1564 */ 1565 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1566 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1567 } 1568 atp->last_xframt = cso->dxfer_len; 1569 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1570 } 1571 if (cto->ct_flags & CT7_SENDSTATUS) { 1572 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1573 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1574 if (cto->ct_resid < 0) { 1575 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1576 } else if (cto->ct_resid > 0) { 1577 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1578 } 1579 atp->state = ATPD_STATE_LAST_CTIO; 1580 ISP_PATH_PRT(isp, lvl, cso->ccb_h.path, "%s: CTIO7[%x] CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u\n", __func__, cto->ct_rxid, 1581 atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1582 } else { 1583 cto->ct_resid = 0; 1584 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, cso->ccb_h.path, "%s: CTIO7[%x] flags %x xfrlen %u offset %u\n", __func__, cto->ct_rxid, cto->ct_flags, 1585 cso->dxfer_len, atp->bytes_xfered); 1586 atp->state = ATPD_STATE_CTIO; 1587 } 1588 } else if (IS_FC(isp)) { 1589 ct2_entry_t *cto = (ct2_entry_t *) local; 1590 1591 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1592 cto->ct_header.rqs_entry_count = 1; 1593 cto->ct_header.rqs_seqno = 1; 1594 if (ISP_CAP_2KLOGIN(isp) == 0) { 1595 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1596 } else { 1597 cto->ct_iid = cso->init_id; 1598 if (ISP_CAP_SCCFW(isp) == 0) { 1599 cto->ct_lun = ccb->ccb_h.target_lun; 1600 } 1601 } 1602 1603 1604 cto->ct_rxid = cso->tag_id; 1605 if (cso->dxfer_len == 0) { 1606 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA | CT2_SENDSTATUS; 1607 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1608 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered; 1609 if (cto->ct_resid < 0) { 1610 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1611 } else if (cto->ct_resid > 0) { 1612 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1613 } 1614 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1615 int m = min(cso->sense_len, MAXRESPLEN); 1616 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, m); 1617 cto->rsp.m1.ct_senselen = m; 1618 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1619 } else if (cso->scsi_status == SCSI_STATUS_CHECK_COND) { 1620 /* 1621 * XXX: DEBUG 1622 */ 1623 xpt_print(ccb->ccb_h.path, "CHECK CONDITION being sent without associated SENSE DATA for CDB=0x%x\n", atp->cdb0); 1624 } 1625 } else { 1626 cto->ct_flags |= CT2_FLAG_MODE0; 1627 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1628 cto->ct_flags |= CT2_DATA_IN; 1629 } else { 1630 cto->ct_flags |= CT2_DATA_OUT; 1631 } 1632 cto->ct_reloff = atp->bytes_xfered; 1633 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1634 /* 1635 * Don't overrun the limits placed on us 1636 */ 1637 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1638 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1639 } 1640 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 1641 cto->ct_flags |= CT2_SENDSTATUS; 1642 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 1643 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1644 if (cto->ct_resid < 0) { 1645 cto->rsp.m0.ct_scsi_status |= CT2_DATA_OVER; 1646 } else if (cto->ct_resid > 0) { 1647 cto->rsp.m0.ct_scsi_status |= CT2_DATA_UNDER; 1648 } 1649 } else { 1650 atp->last_xframt = cso->dxfer_len; 1651 } 1652 /* 1653 * If we're sending data and status back together, 1654 * we can't also send back sense data as well. 1655 */ 1656 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1657 } 1658 1659 if (cto->ct_flags & CT2_SENDSTATUS) { 1660 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1661 cto->ct_flags |= CT2_CCINCR; 1662 atp->state = ATPD_STATE_LAST_CTIO; 1663 ISP_PATH_PRT(isp, lvl, cso->ccb_h.path, "%s: CTIO2[%x] CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u\n", __func__, cto->ct_rxid, 1664 atp->cdb0, cto->rsp.m0.ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1665 } else { 1666 cto->ct_resid = 0; 1667 atp->state = ATPD_STATE_CTIO; 1668 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO2[%x] flags %x xfrlen %u offset %u\n", __func__, cto->ct_rxid, cto->ct_flags, 1669 cso->dxfer_len, atp->bytes_xfered); 1670 } 1671 cto->ct_timeout = 10; 1672 } else { 1673 ct_entry_t *cto = (ct_entry_t *) local; 1674 1675 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1676 cto->ct_header.rqs_entry_count = 1; 1677 cto->ct_header.rqs_seqno = 1; 1678 cto->ct_iid = cso->init_id; 1679 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1680 cto->ct_tgt = ccb->ccb_h.target_id; 1681 cto->ct_lun = ccb->ccb_h.target_lun; 1682 cto->ct_fwhandle = cso->tag_id >> 16; 1683 if (AT_HAS_TAG(cso->tag_id)) { 1684 cto->ct_tag_val = cso->tag_id; 1685 cto->ct_flags |= CT_TQAE; 1686 } 1687 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1688 cto->ct_flags |= CT_NODISC; 1689 } 1690 if (cso->dxfer_len == 0) { 1691 cto->ct_flags |= CT_NO_DATA; 1692 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1693 cto->ct_flags |= CT_DATA_IN; 1694 } else { 1695 cto->ct_flags |= CT_DATA_OUT; 1696 } 1697 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1698 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1699 cto->ct_scsi_status = cso->scsi_status; 1700 cto->ct_resid = cso->resid; 1701 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO[%x] scsi status %x resid %d tag_id %x\n", __func__, 1702 cto->ct_fwhandle, cso->scsi_status, cso->resid, cso->tag_id); 1703 } 1704 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1705 cto->ct_timeout = 10; 1706 } 1707 1708 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 1709 xpt_print(ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1710 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1711 goto out; 1712 } 1713 1714 1715 /* 1716 * Call the dma setup routines for this entry (and any subsequent 1717 * CTIOs) if there's data to move, and then tell the f/w it's got 1718 * new things to play with. As with isp_start's usage of DMA setup, 1719 * any swizzling is done in the machine dependent layer. Because 1720 * of this, we put the request onto the queue area first in native 1721 * format. 1722 */ 1723 1724 if (IS_24XX(isp)) { 1725 ct7_entry_t *cto = (ct7_entry_t *) local; 1726 cto->ct_syshandle = handle; 1727 } else if (IS_FC(isp)) { 1728 ct2_entry_t *cto = (ct2_entry_t *) local; 1729 cto->ct_syshandle = handle; 1730 } else { 1731 ct_entry_t *cto = (ct_entry_t *) local; 1732 cto->ct_syshandle = handle; 1733 } 1734 1735 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1736 if (dmaresult == CMD_QUEUED) { 1737 isp->isp_nactive++; 1738 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1739 rls_lun_statep(isp, tptr); 1740 return; 1741 } 1742 if (dmaresult == CMD_EAGAIN) { 1743 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1744 } else { 1745 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1746 } 1747 isp_destroy_tgt_handle(isp, handle); 1748 out: 1749 rls_lun_statep(isp, tptr); 1750 isp_free_pcmd(isp, ccb); 1751 xpt_done(ccb); 1752 } 1753 1754 static void 1755 isp_refire_putback_atio(void *arg) 1756 { 1757 union ccb *ccb = arg; 1758 ispsoftc_t *isp = XS_ISP(ccb); 1759 ISP_LOCK(isp); 1760 isp_target_putback_atio(ccb); 1761 ISP_UNLOCK(isp); 1762 } 1763 1764 static void 1765 isp_target_putback_atio(union ccb *ccb) 1766 { 1767 ispsoftc_t *isp; 1768 struct ccb_scsiio *cso; 1769 void *qe; 1770 1771 isp = XS_ISP(ccb); 1772 1773 qe = isp_getrqentry(isp); 1774 if (qe == NULL) { 1775 xpt_print(ccb->ccb_h.path, rqo, __func__); 1776 (void) timeout(isp_refire_putback_atio, ccb, 10); 1777 return; 1778 } 1779 memset(qe, 0, QENTRY_LEN); 1780 cso = &ccb->csio; 1781 if (IS_FC(isp)) { 1782 at2_entry_t local, *at = &local; 1783 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1784 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1785 at->at_header.rqs_entry_count = 1; 1786 if (ISP_CAP_SCCFW(isp)) { 1787 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1788 } else { 1789 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1790 } 1791 at->at_status = CT_OK; 1792 at->at_rxid = cso->tag_id; 1793 at->at_iid = cso->ccb_h.target_id; 1794 isp_put_atio2(isp, at, qe); 1795 } else { 1796 at_entry_t local, *at = &local; 1797 ISP_MEMZERO(at, sizeof (at_entry_t)); 1798 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1799 at->at_header.rqs_entry_count = 1; 1800 at->at_iid = cso->init_id; 1801 at->at_iid |= XS_CHANNEL(ccb) << 7; 1802 at->at_tgt = cso->ccb_h.target_id; 1803 at->at_lun = cso->ccb_h.target_lun; 1804 at->at_status = CT_OK; 1805 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1806 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1807 isp_put_atio(isp, at, qe); 1808 } 1809 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1810 ISP_SYNC_REQUEST(isp); 1811 isp_complete_ctio(ccb); 1812 } 1813 1814 static void 1815 isp_complete_ctio(union ccb *ccb) 1816 { 1817 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1818 ccb->ccb_h.status |= CAM_REQ_CMP; 1819 } 1820 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1821 isp_free_pcmd(XS_ISP(ccb), ccb); 1822 xpt_done(ccb); 1823 } 1824 1825 /* 1826 * Handle ATIO stuff that the generic code can't. 1827 * This means handling CDBs. 1828 */ 1829 1830 static void 1831 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 1832 { 1833 tstate_t *tptr; 1834 int status, bus; 1835 struct ccb_accept_tio *atiop; 1836 atio_private_data_t *atp; 1837 1838 /* 1839 * The firmware status (except for the QLTM_SVALID bit) 1840 * indicates why this ATIO was sent to us. 1841 * 1842 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1843 * 1844 * If the DISCONNECTS DISABLED bit is set in the flags field, 1845 * we're still connected on the SCSI bus. 1846 */ 1847 status = aep->at_status; 1848 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1849 /* 1850 * Bus Phase Sequence error. We should have sense data 1851 * suggested by the f/w. I'm not sure quite yet what 1852 * to do about this for CAM. 1853 */ 1854 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1855 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1856 return; 1857 } 1858 if ((status & ~QLTM_SVALID) != AT_CDB) { 1859 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status); 1860 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1861 return; 1862 } 1863 1864 bus = GET_BUS_VAL(aep->at_iid); 1865 tptr = get_lun_statep(isp, bus, aep->at_lun); 1866 if (tptr == NULL) { 1867 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1868 if (tptr == NULL) { 1869 /* 1870 * Because we can't autofeed sense data back with 1871 * a command for parallel SCSI, we can't give back 1872 * a CHECK CONDITION. We'll give back a BUSY status 1873 * instead. This works out okay because the only 1874 * time we should, in fact, get this, is in the 1875 * case that somebody configured us without the 1876 * blackhole driver, so they get what they deserve. 1877 */ 1878 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1879 return; 1880 } 1881 } 1882 1883 atp = isp_get_atpd(isp, tptr, 0); 1884 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1885 if (atiop == NULL || atp == NULL) { 1886 /* 1887 * Because we can't autofeed sense data back with 1888 * a command for parallel SCSI, we can't give back 1889 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1890 * instead. This works out okay because the only time we 1891 * should, in fact, get this, is in the case that we've 1892 * run out of ATIOS. 1893 */ 1894 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" : 1895 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid); 1896 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1897 if (atp) { 1898 isp_put_atpd(isp, tptr, atp); 1899 } 1900 rls_lun_statep(isp, tptr); 1901 return; 1902 } 1903 atp->tag = aep->at_tag_val; 1904 if (atp->tag == 0) { 1905 atp->tag = ~0; 1906 } 1907 atp->state = ATPD_STATE_ATIO; 1908 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1909 tptr->atio_count--; 1910 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 1911 atiop->ccb_h.target_id = aep->at_tgt; 1912 atiop->ccb_h.target_lun = aep->at_lun; 1913 if (aep->at_flags & AT_NODISC) { 1914 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1915 } else { 1916 atiop->ccb_h.flags = 0; 1917 } 1918 1919 if (status & QLTM_SVALID) { 1920 size_t amt = ISP_MIN(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1921 atiop->sense_len = amt; 1922 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1923 } else { 1924 atiop->sense_len = 0; 1925 } 1926 1927 atiop->init_id = GET_IID_VAL(aep->at_iid); 1928 atiop->cdb_len = aep->at_cdblen; 1929 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1930 atiop->ccb_h.status = CAM_CDB_RECVD; 1931 /* 1932 * Construct a tag 'id' based upon tag value (which may be 0..255) 1933 * and the handle (which we have to preserve). 1934 */ 1935 atiop->tag_id = atp->tag; 1936 if (aep->at_flags & AT_TQAE) { 1937 atiop->tag_action = aep->at_tag_type; 1938 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1939 } 1940 atp->orig_datalen = 0; 1941 atp->bytes_xfered = 0; 1942 atp->last_xframt = 0; 1943 atp->lun = aep->at_lun; 1944 atp->nphdl = aep->at_iid; 1945 atp->portid = PORT_NONE; 1946 atp->oxid = 0; 1947 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 1948 atp->tattr = aep->at_tag_type; 1949 atp->state = ATPD_STATE_CAM; 1950 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO[%x] CDB=0x%x lun %d\n", aep->at_tag_val, atp->cdb0, atp->lun); 1951 rls_lun_statep(isp, tptr); 1952 } 1953 1954 static void 1955 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1956 { 1957 lun_id_t lun; 1958 fcportdb_t *lp; 1959 tstate_t *tptr; 1960 struct ccb_accept_tio *atiop; 1961 uint16_t nphdl; 1962 atio_private_data_t *atp; 1963 inot_private_data_t *ntp; 1964 1965 /* 1966 * The firmware status (except for the QLTM_SVALID bit) 1967 * indicates why this ATIO was sent to us. 1968 * 1969 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 1970 */ 1971 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1972 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1973 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1974 return; 1975 } 1976 1977 if (ISP_CAP_SCCFW(isp)) { 1978 lun = aep->at_scclun; 1979 } else { 1980 lun = aep->at_lun; 1981 } 1982 if (ISP_CAP_2KLOGIN(isp)) { 1983 nphdl = ((at2e_entry_t *)aep)->at_iid; 1984 } else { 1985 nphdl = aep->at_iid; 1986 } 1987 tptr = get_lun_statep(isp, 0, lun); 1988 if (tptr == NULL) { 1989 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1990 if (tptr == NULL) { 1991 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d", aep->at_rxid, lun); 1992 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1993 return; 1994 } 1995 } 1996 1997 /* 1998 * Start any commands pending resources first. 1999 */ 2000 if (tptr->restart_queue) { 2001 inot_private_data_t *restart_queue = tptr->restart_queue; 2002 tptr->restart_queue = NULL; 2003 while (restart_queue) { 2004 ntp = restart_queue; 2005 restart_queue = ntp->rd.nt.nt_hba; 2006 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 2007 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 2008 isp_put_ntpd(isp, tptr, ntp); 2009 /* 2010 * If a recursion caused the restart queue to start to fill again, 2011 * stop and splice the new list on top of the old list and restore 2012 * it and go to noresrc. 2013 */ 2014 if (tptr->restart_queue) { 2015 ntp = tptr->restart_queue; 2016 tptr->restart_queue = restart_queue; 2017 while (restart_queue->rd.nt.nt_hba) { 2018 restart_queue = restart_queue->rd.nt.nt_hba; 2019 } 2020 restart_queue->rd.nt.nt_hba = ntp; 2021 goto noresrc; 2022 } 2023 } 2024 } 2025 2026 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2027 if (atiop == NULL) { 2028 goto noresrc; 2029 } 2030 2031 atp = isp_get_atpd(isp, tptr, 0); 2032 if (atp == NULL) { 2033 goto noresrc; 2034 } 2035 2036 atp->tag = aep->at_rxid; 2037 atp->state = ATPD_STATE_ATIO; 2038 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2039 tptr->atio_count--; 2040 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2041 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid; 2042 atiop->ccb_h.target_lun = lun; 2043 2044 /* 2045 * We don't get 'suggested' sense data as we do with SCSI cards. 2046 */ 2047 atiop->sense_len = 0; 2048 if (ISP_CAP_2KLOGIN(isp)) { 2049 /* 2050 * NB: We could not possibly have 2K logins if we 2051 * NB: also did not have SCC FW. 2052 */ 2053 atiop->init_id = ((at2e_entry_t *)aep)->at_iid; 2054 } else { 2055 atiop->init_id = aep->at_iid; 2056 } 2057 2058 /* 2059 * If we're not in the port database, add ourselves. 2060 */ 2061 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) { 2062 uint64_t iid = 2063 (((uint64_t) aep->at_wwpn[0]) << 48) | 2064 (((uint64_t) aep->at_wwpn[1]) << 32) | 2065 (((uint64_t) aep->at_wwpn[2]) << 16) | 2066 (((uint64_t) aep->at_wwpn[3]) << 0); 2067 /* 2068 * However, make sure we delete ourselves if otherwise 2069 * we were there but at a different loop id. 2070 */ 2071 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) { 2072 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid); 2073 } 2074 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY); 2075 } 2076 atiop->cdb_len = ATIO2_CDBLEN; 2077 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 2078 atiop->ccb_h.status = CAM_CDB_RECVD; 2079 atiop->tag_id = atp->tag; 2080 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 2081 case ATIO2_TC_ATTR_SIMPLEQ: 2082 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2083 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2084 break; 2085 case ATIO2_TC_ATTR_HEADOFQ: 2086 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2087 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2088 break; 2089 case ATIO2_TC_ATTR_ORDERED: 2090 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2091 atiop->tag_action = MSG_ORDERED_Q_TAG; 2092 break; 2093 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 2094 case ATIO2_TC_ATTR_UNTAGGED: 2095 default: 2096 atiop->tag_action = 0; 2097 break; 2098 } 2099 2100 atp->orig_datalen = aep->at_datalen; 2101 atp->bytes_xfered = 0; 2102 atp->last_xframt = 0; 2103 atp->lun = lun; 2104 atp->nphdl = atiop->init_id; 2105 atp->sid = PORT_ANY; 2106 atp->oxid = aep->at_oxid; 2107 atp->cdb0 = aep->at_cdb[0]; 2108 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2109 atp->state = ATPD_STATE_CAM; 2110 xpt_done((union ccb *)atiop); 2111 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO2[%x] CDB=0x%x lun %d datalen %u\n", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2112 rls_lun_statep(isp, tptr); 2113 return; 2114 noresrc: 2115 ntp = isp_get_ntpd(isp, tptr); 2116 if (ntp == NULL) { 2117 rls_lun_statep(isp, tptr); 2118 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 2119 return; 2120 } 2121 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2122 ntp->rd.nt.nt_hba = tptr->restart_queue; 2123 tptr->restart_queue = ntp; 2124 rls_lun_statep(isp, tptr); 2125 } 2126 2127 static void 2128 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2129 { 2130 int cdbxlen; 2131 uint16_t lun, chan, nphdl = NIL_HANDLE; 2132 uint32_t did, sid; 2133 uint64_t wwn = INI_NONE; 2134 fcportdb_t *lp; 2135 tstate_t *tptr; 2136 struct ccb_accept_tio *atiop; 2137 atio_private_data_t *atp = NULL; 2138 inot_private_data_t *ntp; 2139 2140 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2141 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2142 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1]; 2143 2144 /* 2145 * Find the N-port handle, and Virtual Port Index for this command. 2146 * 2147 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2148 * We also, as a matter of course, need to know the WWN of the initiator too. 2149 */ 2150 if (ISP_CAP_MULTI_ID(isp)) { 2151 /* 2152 * Find the right channel based upon D_ID 2153 */ 2154 isp_find_chan_by_did(isp, did, &chan); 2155 2156 if (chan == ISP_NOCHAN) { 2157 NANOTIME_T now; 2158 2159 /* 2160 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2161 * It's a bit tricky here as we need to stash this command *somewhere*. 2162 */ 2163 GET_NANOTIME(&now); 2164 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2165 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2166 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2167 return; 2168 } 2169 tptr = get_lun_statep(isp, 0, 0); 2170 if (tptr == NULL) { 2171 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2172 if (tptr == NULL) { 2173 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel and no tptr- dropping", __func__, aep->at_rxid, did); 2174 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2175 return; 2176 } 2177 } 2178 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2179 goto noresrc; 2180 } 2181 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [RX_ID 0x%x] D_ID 0x%06x found on Chan %d for S_ID 0x%06x", __func__, aep->at_rxid, did, chan, sid); 2182 } else { 2183 chan = 0; 2184 } 2185 2186 /* 2187 * Find the PDB entry for this initiator 2188 */ 2189 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) { 2190 /* 2191 * If we're not in the port database terminate the exchange. 2192 */ 2193 isp_prt(isp, ISP_LOGTINFO, "%s: [RX_ID 0x%x] D_ID 0x%06x found on Chan %d for S_ID 0x%06x wasn't in PDB already", 2194 __func__, aep->at_rxid, did, chan, sid); 2195 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2196 return; 2197 } 2198 nphdl = lp->handle; 2199 wwn = lp->port_wwn; 2200 2201 /* 2202 * Get the tstate pointer 2203 */ 2204 tptr = get_lun_statep(isp, chan, lun); 2205 if (tptr == NULL) { 2206 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2207 if (tptr == NULL) { 2208 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d or wildcard", aep->at_rxid, lun); 2209 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2210 return; 2211 } 2212 } 2213 2214 /* 2215 * Start any commands pending resources first. 2216 */ 2217 if (tptr->restart_queue) { 2218 inot_private_data_t *restart_queue = tptr->restart_queue; 2219 tptr->restart_queue = NULL; 2220 while (restart_queue) { 2221 ntp = restart_queue; 2222 restart_queue = ntp->rd.nt.nt_hba; 2223 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2224 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2225 isp_put_ntpd(isp, tptr, ntp); 2226 /* 2227 * If a recursion caused the restart queue to start to fill again, 2228 * stop and splice the new list on top of the old list and restore 2229 * it and go to noresrc. 2230 */ 2231 if (tptr->restart_queue) { 2232 if (restart_queue) { 2233 ntp = tptr->restart_queue; 2234 tptr->restart_queue = restart_queue; 2235 while (restart_queue->rd.nt.nt_hba) { 2236 restart_queue = restart_queue->rd.nt.nt_hba; 2237 } 2238 restart_queue->rd.nt.nt_hba = ntp; 2239 } 2240 goto noresrc; 2241 } 2242 } 2243 } 2244 2245 /* 2246 * If the f/w is out of resources, just send a BUSY status back. 2247 */ 2248 if (aep->at_rxid == AT7_NORESRC_RXID) { 2249 rls_lun_statep(isp, tptr); 2250 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2251 return; 2252 } 2253 2254 /* 2255 * If we're out of resources, just send a BUSY status back. 2256 */ 2257 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2258 if (atiop == NULL) { 2259 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2260 goto noresrc; 2261 } 2262 2263 atp = isp_get_atpd(isp, tptr, 0); 2264 if (atp == NULL) { 2265 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2266 goto noresrc; 2267 } 2268 if (isp_get_atpd(isp, tptr, aep->at_rxid)) { 2269 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] tag wraparound in isp_handle_platforms_atio7 (N-Port Handle 0x%04x S_ID 0x%04x OX_ID 0x%04x)\n", 2270 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id); 2271 /* 2272 * It's not a "no resource" condition- but we can treat it like one 2273 */ 2274 goto noresrc; 2275 } 2276 2277 atp->tag = aep->at_rxid; 2278 atp->state = ATPD_STATE_ATIO; 2279 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2280 tptr->atio_count--; 2281 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2282 atiop->init_id = nphdl; 2283 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2284 atiop->ccb_h.target_lun = lun; 2285 atiop->sense_len = 0; 2286 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2287 if (cdbxlen) { 2288 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2289 } 2290 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2291 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2292 atiop->cdb_len = cdbxlen; 2293 atiop->ccb_h.status = CAM_CDB_RECVD; 2294 atiop->tag_id = atp->tag; 2295 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2296 case FCP_CMND_TASK_ATTR_SIMPLE: 2297 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2298 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2299 break; 2300 case FCP_CMND_TASK_ATTR_HEAD: 2301 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2302 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2303 break; 2304 case FCP_CMND_TASK_ATTR_ORDERED: 2305 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2306 atiop->tag_action = MSG_ORDERED_Q_TAG; 2307 break; 2308 default: 2309 /* FALLTHROUGH */ 2310 case FCP_CMND_TASK_ATTR_ACA: 2311 case FCP_CMND_TASK_ATTR_UNTAGGED: 2312 atiop->tag_action = 0; 2313 break; 2314 } 2315 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2316 atp->bytes_xfered = 0; 2317 atp->last_xframt = 0; 2318 atp->lun = lun; 2319 atp->nphdl = nphdl; 2320 atp->portid = sid; 2321 atp->oxid = aep->at_hdr.ox_id; 2322 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2323 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2324 atp->state = ATPD_STATE_CAM; 2325 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO7[%x] CDB=0x%x lun %d datalen %u\n", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2326 xpt_done((union ccb *)atiop); 2327 rls_lun_statep(isp, tptr); 2328 return; 2329 noresrc: 2330 if (atp) { 2331 isp_put_atpd(isp, tptr, atp); 2332 } 2333 ntp = isp_get_ntpd(isp, tptr); 2334 if (ntp == NULL) { 2335 rls_lun_statep(isp, tptr); 2336 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2337 return; 2338 } 2339 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2340 ntp->rd.nt.nt_hba = tptr->restart_queue; 2341 tptr->restart_queue = ntp; 2342 rls_lun_statep(isp, tptr); 2343 } 2344 2345 static void 2346 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2347 { 2348 union ccb *ccb; 2349 int sentstatus, ok, notify_cam, resid = 0; 2350 tstate_t *tptr = NULL; 2351 atio_private_data_t *atp = NULL; 2352 int bus; 2353 uint32_t tval, handle; 2354 2355 /* 2356 * CTIO handles are 16 bits. 2357 * CTIO2 and CTIO7 are 32 bits. 2358 */ 2359 2360 if (IS_SCSI(isp)) { 2361 handle = ((ct_entry_t *)arg)->ct_syshandle; 2362 } else { 2363 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2364 } 2365 ccb = isp_find_xs_tgt(isp, handle); 2366 if (ccb == NULL) { 2367 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2368 return; 2369 } 2370 isp_destroy_tgt_handle(isp, handle); 2371 bus = XS_CHANNEL(ccb); 2372 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2373 if (tptr == NULL) { 2374 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2375 } 2376 KASSERT((tptr != NULL), ("cannot get state pointer")); 2377 if (isp->isp_nactive) { 2378 isp->isp_nactive++; 2379 } 2380 if (IS_24XX(isp)) { 2381 ct7_entry_t *ct = arg; 2382 2383 atp = isp_get_atpd(isp, tptr, ct->ct_rxid); 2384 if (atp == NULL) { 2385 rls_lun_statep(isp, tptr); 2386 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid); 2387 return; 2388 } 2389 2390 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2391 ok = (ct->ct_nphdl == CT7_OK); 2392 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2393 ccb->ccb_h.status |= CAM_SENT_SENSE; 2394 } 2395 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2396 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2397 resid = ct->ct_resid; 2398 atp->bytes_xfered += (atp->last_xframt - resid); 2399 atp->last_xframt = 0; 2400 } 2401 if (ct->ct_nphdl == CT_HBA_RESET) { 2402 ok = 0; 2403 notify_cam = 1; 2404 sentstatus = 1; 2405 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2406 } else if (!ok) { 2407 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2408 } 2409 tval = atp->tag; 2410 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2411 ct->ct_rxid, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2412 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */ 2413 } else if (IS_FC(isp)) { 2414 ct2_entry_t *ct = arg; 2415 2416 atp = isp_get_atpd(isp, tptr, ct->ct_rxid); 2417 if (atp == NULL) { 2418 rls_lun_statep(isp, tptr); 2419 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid); 2420 return; 2421 } 2422 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2423 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2424 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2425 ccb->ccb_h.status |= CAM_SENT_SENSE; 2426 } 2427 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2428 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2429 resid = ct->ct_resid; 2430 atp->bytes_xfered += (atp->last_xframt - resid); 2431 atp->last_xframt = 0; 2432 } 2433 if (ct->ct_status == CT_HBA_RESET) { 2434 ok = 0; 2435 notify_cam = 1; 2436 sentstatus = 1; 2437 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2438 } else if (!ok) { 2439 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2440 } 2441 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2442 ct->ct_rxid, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2443 tval = atp->tag; 2444 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */ 2445 } else { 2446 ct_entry_t *ct = arg; 2447 sentstatus = ct->ct_flags & CT_SENDSTATUS; 2448 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2449 /* 2450 * We *ought* to be able to get back to the original ATIO 2451 * here, but for some reason this gets lost. It's just as 2452 * well because it's squirrelled away as part of periph 2453 * private data. 2454 * 2455 * We can live without it as long as we continue to use 2456 * the auto-replenish feature for CTIOs. 2457 */ 2458 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2459 if (ct->ct_status == (CT_HBA_RESET & 0xff)) { 2460 ok = 0; 2461 notify_cam = 1; 2462 sentstatus = 1; 2463 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2464 } else if (!ok) { 2465 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2466 } else if (ct->ct_status & QLTM_SVALID) { 2467 char *sp = (char *)ct; 2468 sp += CTIO_SENSE_OFFSET; 2469 ccb->csio.sense_len = min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 2470 ISP_MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 2471 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 2472 } 2473 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 2474 resid = ct->ct_resid; 2475 } 2476 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] tag %x S_ID 0x%x lun %d sts %x flg %x resid %d %s", __func__, 2477 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID"); 2478 tval = ct->ct_fwhandle; 2479 } 2480 ccb->csio.resid += resid; 2481 2482 /* 2483 * We're here either because intermediate data transfers are done 2484 * and/or the final status CTIO (which may have joined with a 2485 * Data Transfer) is done. 2486 * 2487 * In any case, for this platform, the upper layers figure out 2488 * what to do next, so all we do here is collect status and 2489 * pass information along. Any DMA handles have already been 2490 * freed. 2491 */ 2492 if (notify_cam == 0) { 2493 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval); 2494 return; 2495 } 2496 if (tptr) { 2497 rls_lun_statep(isp, tptr); 2498 } 2499 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", (sentstatus)? " FINAL " : "MIDTERM ", tval); 2500 2501 if (!ok && !IS_24XX(isp)) { 2502 isp_target_putback_atio(ccb); 2503 } else { 2504 isp_complete_ctio(ccb); 2505 } 2506 } 2507 2508 static void 2509 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot) 2510 { 2511 (void) isp_notify_ack(isp, inot); 2512 } 2513 2514 static void 2515 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2516 { 2517 int needack = 1; 2518 switch (inp->in_status) { 2519 case IN_PORT_LOGOUT: 2520 /* 2521 * XXX: Need to delete this initiator's WWN from the database 2522 * XXX: Need to send this LOGOUT upstream 2523 */ 2524 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2525 break; 2526 case IN_PORT_CHANGED: 2527 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2528 break; 2529 case IN_GLOBAL_LOGO: 2530 isp_del_all_wwn_entries(isp, 0); 2531 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2532 break; 2533 case IN_ABORT_TASK: 2534 { 2535 tstate_t *tptr; 2536 uint16_t lun; 2537 uint32_t loopid; 2538 uint64_t wwn; 2539 atio_private_data_t *atp; 2540 fcportdb_t *lp; 2541 struct ccb_immediate_notify *inot = NULL; 2542 2543 if (ISP_CAP_SCCFW(isp)) { 2544 lun = inp->in_scclun; 2545 } else { 2546 lun = inp->in_lun; 2547 } 2548 if (ISP_CAP_2KLOGIN(isp)) { 2549 loopid = ((in_fcentry_e_t *)inp)->in_iid; 2550 } else { 2551 loopid = inp->in_iid; 2552 } 2553 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) { 2554 wwn = lp->port_wwn; 2555 } else { 2556 wwn = INI_ANY; 2557 } 2558 tptr = get_lun_statep(isp, 0, lun); 2559 if (tptr == NULL) { 2560 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2561 if (tptr == NULL) { 2562 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun); 2563 return; 2564 } 2565 } 2566 atp = isp_get_atpd(isp, tptr, inp->in_seqid); 2567 2568 if (atp) { 2569 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2570 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 2571 if (inot) { 2572 tptr->inot_count--; 2573 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2574 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2575 } else { 2576 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "out of INOT structures\n"); 2577 } 2578 } else { 2579 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 2580 } 2581 if (inot) { 2582 isp_notify_t tmp, *nt = &tmp; 2583 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2584 nt->nt_hba = isp; 2585 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2586 nt->nt_wwn = wwn; 2587 nt->nt_nphdl = loopid; 2588 nt->nt_sid = PORT_ANY; 2589 nt->nt_did = PORT_ANY; 2590 nt->nt_lun = lun; 2591 nt->nt_need_ack = 1; 2592 nt->nt_channel = 0; 2593 nt->nt_ncode = NT_ABORT_TASK; 2594 nt->nt_lreserved = inot; 2595 isp_handle_platform_target_tmf(isp, nt); 2596 needack = 0; 2597 } 2598 rls_lun_statep(isp, tptr); 2599 break; 2600 } 2601 default: 2602 break; 2603 } 2604 if (needack) { 2605 (void) isp_notify_ack(isp, inp); 2606 } 2607 } 2608 2609 static void 2610 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2611 { 2612 uint16_t nphdl; 2613 uint32_t portid; 2614 fcportdb_t *lp; 2615 uint8_t *ptr = NULL; 2616 uint64_t wwn; 2617 2618 nphdl = inot->in_nphdl; 2619 if (nphdl != NIL_HANDLE) { 2620 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2621 } else { 2622 portid = PORT_ANY; 2623 } 2624 2625 switch (inot->in_status) { 2626 case IN24XX_ELS_RCVD: 2627 { 2628 char buf[16], *msg; 2629 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2630 2631 /* 2632 * Note that we're just getting notification that an ELS was received 2633 * (possibly with some associated information sent upstream). This is 2634 * *not* the same as being given the ELS frame to accept or reject. 2635 */ 2636 switch (inot->in_status_subcode) { 2637 case LOGO: 2638 msg = "LOGO"; 2639 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2640 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2641 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) | 2642 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) | 2643 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) | 2644 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) | 2645 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) | 2646 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) | 2647 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) | 2648 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7])); 2649 } else { 2650 wwn = INI_ANY; 2651 } 2652 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid); 2653 break; 2654 case PRLO: 2655 msg = "PRLO"; 2656 break; 2657 case PLOGI: 2658 case PRLI: 2659 /* 2660 * Treat PRLI the same as PLOGI and make a database entry for it. 2661 */ 2662 if (inot->in_status_subcode == PLOGI) 2663 msg = "PLOGI"; 2664 else 2665 msg = "PRLI"; 2666 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2667 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2668 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) | 2669 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) | 2670 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) | 2671 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) | 2672 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) | 2673 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) | 2674 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) | 2675 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7])); 2676 } else { 2677 wwn = INI_NONE; 2678 } 2679 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid); 2680 break; 2681 case PDISC: 2682 msg = "PDISC"; 2683 break; 2684 case ADISC: 2685 msg = "ADISC"; 2686 break; 2687 default: 2688 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2689 msg = buf; 2690 break; 2691 } 2692 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2693 isp_prt(isp, ISP_LOGERR, "%s Chan %d ELS N-port handle %x PortID 0x%06x marked as needing a PUREX response", msg, chan, nphdl, portid); 2694 break; 2695 } 2696 isp_prt(isp, ISP_LOGTDEBUG0, "%s Chan %d ELS N-port handle %x PortID 0x%06x RX_ID 0x%x OX_ID 0x%x", msg, chan, nphdl, portid, 2697 inot->in_rxid, inot->in_oxid); 2698 (void) isp_notify_ack(isp, inot); 2699 break; 2700 } 2701 2702 case IN24XX_PORT_LOGOUT: 2703 ptr = "PORT LOGOUT"; 2704 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2705 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2706 } 2707 /* FALLTHROUGH */ 2708 case IN24XX_PORT_CHANGED: 2709 if (ptr == NULL) { 2710 ptr = "PORT CHANGED"; 2711 } 2712 /* FALLTHROUGH */ 2713 case IN24XX_LIP_RESET: 2714 if (ptr == NULL) { 2715 ptr = "LIP RESET"; 2716 } 2717 isp_prt(isp, ISP_LOGINFO, "Chan %d %s (sub-status 0x%x) for N-port handle 0x%x", ISP_GET_VPIDX(isp, inot->in_vpidx), ptr, inot->in_status_subcode, nphdl); 2718 2719 /* 2720 * All subcodes here are irrelevant. What is relevant 2721 * is that we need to terminate all active commands from 2722 * this initiator (known by N-port handle). 2723 */ 2724 /* XXX IMPLEMENT XXX */ 2725 (void) isp_notify_ack(isp, inot); 2726 break; 2727 2728 case IN24XX_LINK_RESET: 2729 case IN24XX_LINK_FAILED: 2730 case IN24XX_SRR_RCVD: 2731 default: 2732 (void) isp_notify_ack(isp, inot); 2733 break; 2734 } 2735 } 2736 2737 static int 2738 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 2739 { 2740 2741 if (isp->isp_state != ISP_RUNSTATE) { 2742 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2743 return (0); 2744 } 2745 2746 /* 2747 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2748 */ 2749 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2750 ct7_entry_t local, *cto = &local; 2751 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2752 fcportdb_t *lp; 2753 uint32_t sid; 2754 uint16_t nphdl; 2755 2756 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2757 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) { 2758 nphdl = lp->handle; 2759 } else { 2760 nphdl = NIL_HANDLE; 2761 } 2762 ISP_MEMZERO(&local, sizeof (local)); 2763 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2764 cto->ct_header.rqs_entry_count = 1; 2765 cto->ct_nphdl = nphdl; 2766 cto->ct_rxid = aep->at_rxid; 2767 cto->ct_vpidx = mp->nt_channel; 2768 cto->ct_iid_lo = sid; 2769 cto->ct_iid_hi = sid >> 16; 2770 cto->ct_oxid = aep->at_hdr.ox_id; 2771 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2772 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2773 return (isp_target_put_entry(isp, &local)); 2774 } 2775 2776 /* 2777 * This case is for a responding to an ABTS frame 2778 */ 2779 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2780 2781 /* 2782 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2783 */ 2784 if (mp->nt_need_ack) { 2785 uint8_t storage[QENTRY_LEN]; 2786 ct7_entry_t *cto = (ct7_entry_t *) storage; 2787 abts_t *abts = (abts_t *)mp->nt_lreserved; 2788 2789 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2790 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2791 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2792 cto->ct_header.rqs_entry_count = 1; 2793 cto->ct_nphdl = mp->nt_nphdl; 2794 cto->ct_rxid = abts->abts_rxid_task; 2795 cto->ct_iid_lo = mp->nt_sid; 2796 cto->ct_iid_hi = mp->nt_sid >> 16; 2797 cto->ct_oxid = abts->abts_ox_id; 2798 cto->ct_vpidx = mp->nt_channel; 2799 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2800 if (isp_target_put_entry(isp, cto)) { 2801 return (ENOMEM); 2802 } 2803 mp->nt_need_ack = 0; 2804 } 2805 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2806 return (ENOMEM); 2807 } else { 2808 return (0); 2809 } 2810 } 2811 2812 /* 2813 * Handle logout cases here 2814 */ 2815 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2816 isp_del_all_wwn_entries(isp, mp->nt_channel); 2817 } 2818 2819 if (mp->nt_ncode == NT_LOGOUT) { 2820 if (!IS_2100(isp) && IS_FC(isp)) { 2821 isp_del_wwn_entries(isp, mp); 2822 } 2823 } 2824 2825 /* 2826 * General purpose acknowledgement 2827 */ 2828 if (mp->nt_need_ack) { 2829 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2830 return (isp_notify_ack(isp, mp->nt_lreserved)); 2831 } 2832 return (0); 2833 } 2834 2835 /* 2836 * Handle task management functions. 2837 * 2838 * We show up here with a notify structure filled out. 2839 * 2840 * The nt_lreserved tag points to the original queue entry 2841 */ 2842 static void 2843 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2844 { 2845 tstate_t *tptr; 2846 fcportdb_t *lp; 2847 struct ccb_immediate_notify *inot; 2848 inot_private_data_t *ntp = NULL; 2849 lun_id_t lun; 2850 2851 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2852 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2853 /* 2854 * NB: This assignment is necessary because of tricky type conversion. 2855 * XXX: This is tricky and I need to check this. If the lun isn't known 2856 * XXX: for the task management function, it does not of necessity follow 2857 * XXX: that it should go up stream to the wildcard listener. 2858 */ 2859 if (notify->nt_lun == LUN_ANY) { 2860 lun = CAM_LUN_WILDCARD; 2861 } else { 2862 lun = notify->nt_lun; 2863 } 2864 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2865 if (tptr == NULL) { 2866 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2867 if (tptr == NULL) { 2868 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2869 goto bad; 2870 } 2871 } 2872 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2873 if (inot == NULL) { 2874 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2875 goto bad; 2876 } 2877 2878 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) { 2879 inot->initiator_id = CAM_TARGET_WILDCARD; 2880 } else { 2881 inot->initiator_id = lp->handle; 2882 } 2883 inot->seq_id = notify->nt_tagval; 2884 inot->tag_id = notify->nt_tagval >> 32; 2885 2886 switch (notify->nt_ncode) { 2887 case NT_ABORT_TASK: 2888 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 2889 inot->arg = MSG_ABORT_TASK; 2890 break; 2891 case NT_ABORT_TASK_SET: 2892 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 2893 inot->arg = MSG_ABORT_TASK_SET; 2894 break; 2895 case NT_CLEAR_ACA: 2896 inot->arg = MSG_CLEAR_ACA; 2897 break; 2898 case NT_CLEAR_TASK_SET: 2899 inot->arg = MSG_CLEAR_TASK_SET; 2900 break; 2901 case NT_LUN_RESET: 2902 inot->arg = MSG_LOGICAL_UNIT_RESET; 2903 break; 2904 case NT_TARGET_RESET: 2905 inot->arg = MSG_TARGET_RESET; 2906 break; 2907 default: 2908 isp_prt(isp, ISP_LOGWARN, "%s: unknown TMF code 0x%x for chan %d lun 0x%x", __func__, notify->nt_ncode, notify->nt_channel, lun); 2909 goto bad; 2910 } 2911 2912 ntp = isp_get_ntpd(isp, tptr); 2913 if (ntp == NULL) { 2914 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2915 goto bad; 2916 } 2917 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 2918 if (notify->nt_lreserved) { 2919 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 2920 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 2921 } 2922 ntp->rd.seq_id = notify->nt_tagval; 2923 ntp->rd.tag_id = notify->nt_tagval >> 32; 2924 2925 tptr->inot_count--; 2926 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2927 rls_lun_statep(isp, tptr); 2928 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2929 inot->ccb_h.status = CAM_MESSAGE_RECV; 2930 xpt_done((union ccb *)inot); 2931 return; 2932 bad: 2933 if (tptr) { 2934 rls_lun_statep(isp, tptr); 2935 } 2936 if (notify->nt_need_ack && notify->nt_lreserved) { 2937 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2938 (void) isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM); 2939 } else { 2940 (void) isp_notify_ack(isp, notify->nt_lreserved); 2941 } 2942 } 2943 } 2944 2945 /* 2946 * Find the associated private data and mark it as dead so 2947 * we don't try to work on it any further. 2948 */ 2949 static void 2950 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 2951 { 2952 tstate_t *tptr; 2953 atio_private_data_t *atp; 2954 2955 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 2956 if (tptr == NULL) { 2957 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 2958 if (tptr == NULL) { 2959 ccb->ccb_h.status = CAM_REQ_INVALID; 2960 return; 2961 } 2962 } 2963 2964 atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 2965 if (atp == NULL) { 2966 ccb->ccb_h.status = CAM_REQ_INVALID; 2967 return; 2968 } 2969 atp->dead = 1; 2970 ccb->ccb_h.status = CAM_REQ_CMP; 2971 } 2972 2973 static void 2974 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 2975 { 2976 atio_private_data_t *atp; 2977 inot_private_data_t *restart_queue = tptr->restart_queue; 2978 2979 /* 2980 * First, clean any commands pending restart 2981 */ 2982 tptr->restart_queue = NULL; 2983 while (restart_queue) { 2984 uint32_t this_tag_id; 2985 inot_private_data_t *ntp = restart_queue; 2986 2987 restart_queue = ntp->rd.nt.nt_hba; 2988 2989 if (IS_24XX(isp)) { 2990 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 2991 } else { 2992 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 2993 } 2994 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 2995 isp_put_ntpd(isp, tptr, ntp); 2996 } else { 2997 ntp->rd.nt.nt_hba = tptr->restart_queue; 2998 tptr->restart_queue = ntp; 2999 } 3000 } 3001 3002 /* 3003 * Now mark other ones dead as well. 3004 */ 3005 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3006 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3007 atp->dead = 1; 3008 } 3009 } 3010 } 3011 3012 3013 #ifdef ISP_INTERNAL_TARGET 3014 // #define ISP_FORCE_TIMEOUT 1 3015 // #define ISP_TEST_WWNS 1 3016 // #define ISP_TEST_SEPARATE_STATUS 1 3017 3018 #define ccb_data_offset ppriv_field0 3019 #define ccb_atio ppriv_ptr1 3020 #define ccb_inot ppriv_ptr1 3021 3022 #define MAX_ISP_TARG_TRANSFER (2 << 20) 3023 #define NISP_TARG_CMDS 1024 3024 #define NISP_TARG_NOTIFIES 1024 3025 #define DISK_SHIFT 9 3026 #define JUNK_SIZE 256 3027 3028 #ifndef VERIFY_10 3029 #define VERIFY_10 0x2f 3030 #endif 3031 3032 TAILQ_HEAD(ccb_queue, ccb_hdr); 3033 extern u_int vm_kmem_size; 3034 static int ca; 3035 static uint32_t disk_size; 3036 static uint8_t *disk_data = NULL; 3037 static uint8_t *junk_data; 3038 static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data"); 3039 struct isptarg_softc { 3040 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */ 3041 struct ccb_queue work_queue; 3042 struct ccb_queue rework_queue; 3043 struct ccb_queue running_queue; 3044 struct ccb_queue inot_queue; 3045 struct cam_periph *periph; 3046 struct cam_path *path; 3047 ispsoftc_t *isp; 3048 }; 3049 static periph_ctor_t isptargctor; 3050 static periph_dtor_t isptargdtor; 3051 static periph_start_t isptargstart; 3052 static periph_init_t isptarginit; 3053 static void isptarg_done(struct cam_periph *, union ccb *); 3054 static void isptargasync(void *, u_int32_t, struct cam_path *, void *); 3055 3056 3057 static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *); 3058 3059 static struct periph_driver isptargdriver = 3060 { 3061 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), /* generation */ 0 3062 }; 3063 3064 static void 3065 isptarginit(void) 3066 { 3067 } 3068 3069 static void 3070 isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot) 3071 { 3072 struct ccb_notify_acknowledge *ack = &iccb->cna2; 3073 3074 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__, 3075 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg); 3076 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 3077 ack->ccb_h.flags = 0; 3078 ack->ccb_h.retry_count = 0; 3079 ack->ccb_h.cbfcnp = isptarg_done; 3080 ack->ccb_h.timeout = 0; 3081 ack->ccb_h.ccb_inot = inot; 3082 ack->tag_id = inot->tag_id; 3083 ack->seq_id = inot->seq_id; 3084 ack->initiator_id = inot->initiator_id; 3085 xpt_action(iccb); 3086 } 3087 3088 static void 3089 isptargstart(struct cam_periph *periph, union ccb *iccb) 3090 { 3091 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 3092 0x7f, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3093 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3094 'S', 'C', 'S', 'I', ' ', 'N', 'U', 'L', 3095 'L', ' ', 'D', 'E', 'V', 'I', 'C', 'E', 3096 '0', '0', '0', '1' 3097 }; 3098 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = { 3099 0, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3100 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3101 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M', 3102 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K', 3103 '0', '0', '0', '1' 3104 }; 3105 int i, more = 0, last; 3106 struct isptarg_softc *softc = periph->softc; 3107 struct ccb_scsiio *csio; 3108 lun_id_t return_lun; 3109 struct ccb_accept_tio *atio; 3110 uint8_t *cdb, *ptr, status; 3111 uint8_t *data_ptr; 3112 uint32_t data_len, flags; 3113 struct ccb_hdr *ccbh; 3114 3115 KKASSERT(lockstatus(periph->sim->mtx, curthread) != 0); 3116 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, 3117 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n'); 3118 /* 3119 * Check for immediate notifies first 3120 */ 3121 ccbh = TAILQ_FIRST(&softc->inot_queue); 3122 if (ccbh) { 3123 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe); 3124 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) { 3125 xpt_schedule(periph, 1); 3126 } 3127 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh); 3128 return; 3129 } 3130 3131 /* 3132 * Check the rework (continuation) work queue first. 3133 */ 3134 ccbh = TAILQ_FIRST(&softc->rework_queue); 3135 if (ccbh) { 3136 atio = (struct ccb_accept_tio *)ccbh; 3137 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe); 3138 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue); 3139 } else { 3140 ccbh = TAILQ_FIRST(&softc->work_queue); 3141 if (ccbh == NULL) { 3142 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, iccb->ccb_h.path, "%s: woken up but no work?\n", __func__); 3143 xpt_release_ccb(iccb); 3144 return; 3145 } 3146 atio = (struct ccb_accept_tio *)ccbh; 3147 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe); 3148 more = TAILQ_FIRST(&softc->work_queue) != NULL; 3149 atio->ccb_h.ccb_data_offset = 0; 3150 } 3151 3152 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) { 3153 panic("BAD ATIO"); 3154 } 3155 3156 data_ptr = NULL; 3157 data_len = 0; 3158 csio = &iccb->csio; 3159 status = SCSI_STATUS_OK; 3160 flags = CAM_SEND_STATUS; 3161 memset(&atio->sense_data, 0, sizeof (atio->sense_data)); 3162 cdb = atio->cdb_io.cdb_bytes; 3163 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, 3164 cdb[0], atio->ccb_h.ccb_data_offset); 3165 3166 return_lun = XS_LUN(atio); 3167 if (return_lun != 0) { 3168 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]); 3169 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) { 3170 status = SCSI_STATUS_CHECK_COND; 3171 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_ILLEGAL_REQUEST; 3172 atio->sense_data.add_sense_code = 0x25; 3173 atio->sense_data.add_sense_code_qual = 0x0; 3174 atio->sense_len = sizeof (atio->sense_data); 3175 } 3176 return_lun = CAM_LUN_WILDCARD; 3177 } 3178 3179 switch (cdb[0]) { 3180 case REQUEST_SENSE: 3181 flags |= CAM_DIR_IN; 3182 data_len = sizeof (atio->sense_data); 3183 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE; 3184 memset(junk_data+1, 0, data_len-1); 3185 if (data_len > cdb[4]) { 3186 data_len = cdb[4]; 3187 } 3188 if (data_len) { 3189 data_ptr = junk_data; 3190 } 3191 break; 3192 case READ_6: 3193 case READ_10: 3194 case READ_12: 3195 case READ_16: 3196 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3197 status = SCSI_STATUS_CHECK_COND; 3198 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3199 atio->sense_data.add_sense_code = 0x5; 3200 atio->sense_data.add_sense_code_qual = 0x24; 3201 atio->sense_len = sizeof (atio->sense_data); 3202 } else { 3203 #ifdef ISP_FORCE_TIMEOUT 3204 { 3205 static int foo; 3206 if (foo++ == 500) { 3207 if (more) { 3208 xpt_schedule(periph, 1); 3209 } 3210 foo = 0; 3211 return; 3212 } 3213 } 3214 #endif 3215 #ifdef ISP_TEST_SEPARATE_STATUS 3216 if (last && data_len) { 3217 last = 0; 3218 } 3219 #endif 3220 if (last == 0) { 3221 flags &= ~CAM_SEND_STATUS; 3222 } 3223 if (data_len) { 3224 atio->ccb_h.ccb_data_offset += data_len; 3225 flags |= CAM_DIR_IN; 3226 } else { 3227 flags |= CAM_DIR_NONE; 3228 } 3229 } 3230 break; 3231 case WRITE_6: 3232 case WRITE_10: 3233 case WRITE_12: 3234 case WRITE_16: 3235 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3236 status = SCSI_STATUS_CHECK_COND; 3237 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3238 atio->sense_data.add_sense_code = 0x5; 3239 atio->sense_data.add_sense_code_qual = 0x24; 3240 atio->sense_len = sizeof (atio->sense_data); 3241 } else { 3242 #ifdef ISP_FORCE_TIMEOUT 3243 { 3244 static int foo; 3245 if (foo++ == 500) { 3246 if (more) { 3247 xpt_schedule(periph, 1); 3248 } 3249 foo = 0; 3250 return; 3251 } 3252 } 3253 #endif 3254 #ifdef ISP_TEST_SEPARATE_STATUS 3255 if (last && data_len) { 3256 last = 0; 3257 } 3258 #endif 3259 if (last == 0) { 3260 flags &= ~CAM_SEND_STATUS; 3261 } 3262 if (data_len) { 3263 atio->ccb_h.ccb_data_offset += data_len; 3264 flags |= CAM_DIR_OUT; 3265 } else { 3266 flags |= CAM_DIR_NONE; 3267 } 3268 } 3269 break; 3270 case INQUIRY: 3271 flags |= CAM_DIR_IN; 3272 if (cdb[1] || cdb[2] || cdb[3]) { 3273 status = SCSI_STATUS_CHECK_COND; 3274 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3275 atio->sense_data.add_sense_code = 0x5; 3276 atio->sense_data.add_sense_code_qual = 0x20; 3277 atio->sense_len = sizeof (atio->sense_data); 3278 break; 3279 } 3280 data_len = sizeof (iqd); 3281 if (data_len > cdb[4]) { 3282 data_len = cdb[4]; 3283 } 3284 if (data_len) { 3285 if (XS_LUN(iccb) != 0) { 3286 memcpy(junk_data, niliqd, sizeof (iqd)); 3287 } else { 3288 memcpy(junk_data, iqd, sizeof (iqd)); 3289 } 3290 data_ptr = junk_data; 3291 } 3292 break; 3293 case TEST_UNIT_READY: 3294 flags |= CAM_DIR_NONE; 3295 if (ca) { 3296 ca = 0; 3297 status = SCSI_STATUS_CHECK_COND; 3298 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3299 atio->sense_data.add_sense_code = 0x28; 3300 atio->sense_data.add_sense_code_qual = 0x0; 3301 atio->sense_len = sizeof (atio->sense_data); 3302 } 3303 break; 3304 case SYNCHRONIZE_CACHE: 3305 case START_STOP: 3306 case RESERVE: 3307 case RELEASE: 3308 case VERIFY_10: 3309 flags |= CAM_DIR_NONE; 3310 break; 3311 3312 case READ_CAPACITY: 3313 flags |= CAM_DIR_IN; 3314 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) { 3315 status = SCSI_STATUS_CHECK_COND; 3316 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3317 atio->sense_data.add_sense_code = 0x5; 3318 atio->sense_data.add_sense_code_qual = 0x24; 3319 atio->sense_len = sizeof (atio->sense_data); 3320 break; 3321 } 3322 if (cdb[8] & 0x1) { /* PMI */ 3323 junk_data[0] = 0xff; 3324 junk_data[1] = 0xff; 3325 junk_data[2] = 0xff; 3326 junk_data[3] = 0xff; 3327 } else { 3328 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1; 3329 if (last_blk < 0xffffffffULL) { 3330 junk_data[0] = (last_blk >> 24) & 0xff; 3331 junk_data[1] = (last_blk >> 16) & 0xff; 3332 junk_data[2] = (last_blk >> 8) & 0xff; 3333 junk_data[3] = (last_blk) & 0xff; 3334 } else { 3335 junk_data[0] = 0xff; 3336 junk_data[1] = 0xff; 3337 junk_data[2] = 0xff; 3338 junk_data[3] = 0xff; 3339 } 3340 } 3341 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff; 3342 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff; 3343 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff; 3344 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff; 3345 data_ptr = junk_data; 3346 data_len = 8; 3347 break; 3348 case REPORT_LUNS: 3349 flags |= CAM_DIR_IN; 3350 memset(junk_data, 0, JUNK_SIZE); 3351 junk_data[0] = (1 << 3) >> 24; 3352 junk_data[1] = (1 << 3) >> 16; 3353 junk_data[2] = (1 << 3) >> 8; 3354 junk_data[3] = (1 << 3); 3355 ptr = NULL; 3356 for (i = 0; i < 1; i++) { 3357 ptr = &junk_data[8 + (1 << 3)]; 3358 if (i >= 256) { 3359 ptr[0] = 0x40 | ((i >> 8) & 0x3f); 3360 } 3361 ptr[1] = i; 3362 } 3363 data_ptr = junk_data; 3364 data_len = (ptr + 8) - junk_data; 3365 break; 3366 3367 default: 3368 flags |= CAM_DIR_NONE; 3369 status = SCSI_STATUS_CHECK_COND; 3370 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3371 atio->sense_data.add_sense_code = 0x5; 3372 atio->sense_data.add_sense_code_qual = 0x20; 3373 atio->sense_len = sizeof (atio->sense_data); 3374 break; 3375 } 3376 3377 /* 3378 * If we are done with the transaction, tell the 3379 * controller to send status and perform a CMD_CMPLT. 3380 * If we have associated sense data, see if we can 3381 * send that too. 3382 */ 3383 if (status == SCSI_STATUS_CHECK_COND) { 3384 flags |= CAM_SEND_SENSE; 3385 csio->sense_len = atio->sense_len; 3386 csio->sense_data = atio->sense_data; 3387 flags &= ~CAM_DIR_MASK; 3388 data_len = 0; 3389 data_ptr = NULL; 3390 } 3391 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 0); 3392 iccb->ccb_h.target_id = atio->ccb_h.target_id; 3393 iccb->ccb_h.target_lun = return_lun; 3394 iccb->ccb_h.ccb_atio = atio; 3395 xpt_action(iccb); 3396 3397 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3398 cam_release_devq(periph->path, 0, 0, 0, 0); 3399 atio->ccb_h.status &= ~CAM_DEV_QFRZN; 3400 } 3401 if (more) { 3402 xpt_schedule(periph, 1); 3403 } 3404 } 3405 3406 static cam_status 3407 isptargctor(struct cam_periph *periph, void *arg) 3408 { 3409 struct isptarg_softc *softc; 3410 3411 softc = (struct isptarg_softc *)arg; 3412 periph->softc = softc; 3413 softc->periph = periph; 3414 softc->path = periph->path; 3415 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3416 return (CAM_REQ_CMP); 3417 } 3418 3419 static void 3420 isptargdtor(struct cam_periph *periph) 3421 { 3422 struct isptarg_softc *softc; 3423 softc = (struct isptarg_softc *)periph->softc; 3424 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3425 softc->periph = NULL; 3426 softc->path = NULL; 3427 periph->softc = NULL; 3428 } 3429 3430 static void 3431 isptarg_done(struct cam_periph *periph, union ccb *ccb) 3432 { 3433 struct isptarg_softc *softc; 3434 ispsoftc_t *isp; 3435 struct ccb_accept_tio *atio; 3436 struct ccb_immediate_notify *inot; 3437 cam_status status; 3438 3439 softc = (struct isptarg_softc *)periph->softc; 3440 isp = softc->isp; 3441 status = ccb->ccb_h.status & CAM_STATUS_MASK; 3442 3443 switch (ccb->ccb_h.func_code) { 3444 case XPT_ACCEPT_TARGET_IO: 3445 atio = (struct ccb_accept_tio *) ccb; 3446 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__); 3447 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe); 3448 xpt_schedule(periph, 1); 3449 break; 3450 case XPT_IMMEDIATE_NOTIFY: 3451 inot = (struct ccb_immediate_notify *) ccb; 3452 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__); 3453 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe); 3454 xpt_schedule(periph, 1); 3455 break; 3456 case XPT_CONT_TARGET_IO: 3457 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3458 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3459 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3460 } 3461 atio = ccb->ccb_h.ccb_atio; 3462 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3463 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL); 3464 xpt_action((union ccb *)atio); 3465 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 3466 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO seen in %s\n", atio->tag_id, __func__); 3467 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3468 xpt_schedule(periph, 1); 3469 } else { 3470 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO seen in %s\n", atio->tag_id, __func__); 3471 xpt_action((union ccb *)atio); 3472 } 3473 xpt_release_ccb(ccb); 3474 break; 3475 case XPT_NOTIFY_ACKNOWLEDGE: 3476 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3477 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3478 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3479 } 3480 inot = ccb->ccb_h.ccb_inot; 3481 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); 3482 xpt_release_ccb(ccb); 3483 xpt_action((union ccb *)inot); 3484 break; 3485 default: 3486 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code); 3487 break; 3488 } 3489 } 3490 3491 static void 3492 isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg) 3493 { 3494 struct ac_contract *acp = arg; 3495 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data; 3496 3497 if (code != AC_CONTRACT) { 3498 return; 3499 } 3500 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed"); 3501 } 3502 3503 static void 3504 isp_target_thread(ispsoftc_t *isp, int chan) 3505 { 3506 union ccb *ccb = NULL; 3507 int i; 3508 void *wchan; 3509 cam_status status; 3510 struct isptarg_softc *softc = NULL; 3511 struct cam_periph *periph = NULL, *wperiph = NULL; 3512 struct cam_path *path, *wpath; 3513 struct cam_sim *sim; 3514 3515 if (disk_data == NULL) { 3516 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20)); 3517 if (disk_size < (50 << 20)) { 3518 disk_size = 50 << 20; 3519 } 3520 disk_data = kmalloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO); 3521 if (disk_data == NULL) { 3522 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__); 3523 goto out; 3524 } 3525 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20)); 3526 } 3527 junk_data = kmalloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO); 3528 if (junk_data == NULL) { 3529 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__); 3530 goto out; 3531 } 3532 3533 3534 softc = kmalloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO); 3535 if (softc == NULL) { 3536 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__); 3537 goto out; 3538 } 3539 TAILQ_INIT(&softc->work_queue); 3540 TAILQ_INIT(&softc->rework_queue); 3541 TAILQ_INIT(&softc->running_queue); 3542 TAILQ_INIT(&softc->inot_queue); 3543 softc->isp = isp; 3544 3545 periphdriver_register(&isptargdriver); 3546 ISP_GET_PC(isp, chan, sim, sim); 3547 ISP_GET_PC(isp, chan, path, path); 3548 status = xpt_create_path_unlocked(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 3549 if (status != CAM_REQ_CMP) { 3550 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__); 3551 return; 3552 } 3553 status = xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), 0, 0); 3554 if (status != CAM_REQ_CMP) { 3555 xpt_free_path(wpath); 3556 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__); 3557 return; 3558 } 3559 3560 ccb = xpt_alloc_ccb(); 3561 3562 ISP_LOCK(isp); 3563 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc); 3564 if (status != CAM_REQ_CMP) { 3565 ISP_UNLOCK(isp); 3566 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__); 3567 goto out; 3568 } 3569 wperiph = cam_periph_find(wpath, "isptarg"); 3570 if (wperiph == NULL) { 3571 ISP_UNLOCK(isp); 3572 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__); 3573 goto out; 3574 } 3575 3576 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc); 3577 if (status != CAM_REQ_CMP) { 3578 ISP_UNLOCK(isp); 3579 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__); 3580 goto out; 3581 } 3582 3583 periph = cam_periph_find(path, "isptarg"); 3584 if (periph == NULL) { 3585 ISP_UNLOCK(isp); 3586 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__); 3587 goto out; 3588 } 3589 3590 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath); 3591 if (status != CAM_REQ_CMP) { 3592 ISP_UNLOCK(isp); 3593 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__); 3594 goto out; 3595 } 3596 3597 ISP_UNLOCK(isp); 3598 3599 ccb = xpt_alloc_ccb(); 3600 3601 /* 3602 * Make sure role is none. 3603 */ 3604 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3605 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3606 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE; 3607 #ifdef ISP_TEST_WWNS 3608 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE | KNOB_VALID_ADDRESS; 3609 ccb->knob.xport_specific.fc.wwnn = 0x508004d000000000ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3610 ccb->knob.xport_specific.fc.wwpn = 0x508004d000000001ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3611 #else 3612 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3613 #endif 3614 3615 ISP_LOCK(isp); 3616 xpt_action(ccb); 3617 ISP_UNLOCK(isp); 3618 3619 /* 3620 * Now enable luns 3621 */ 3622 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3623 ccb->ccb_h.func_code = XPT_EN_LUN; 3624 ccb->cel.enable = 1; 3625 ISP_LOCK(isp); 3626 xpt_action(ccb); 3627 ISP_UNLOCK(isp); 3628 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3629 xpt_free_ccb(ccb); 3630 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3631 goto out; 3632 } 3633 3634 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10); 3635 ccb->ccb_h.func_code = XPT_EN_LUN; 3636 ccb->cel.enable = 1; 3637 ISP_LOCK(isp); 3638 xpt_action(ccb); 3639 ISP_UNLOCK(isp); 3640 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3641 xpt_free_ccb(ccb); 3642 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3643 goto out; 3644 } 3645 xpt_free_ccb(ccb); 3646 3647 /* 3648 * Add resources 3649 */ 3650 ISP_GET_PC_ADDR(isp, chan, target_proc, wchan); 3651 for (i = 0; i < 4; i++) { 3652 ccb = kmalloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3653 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3654 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3655 ccb->ccb_h.cbfcnp = isptarg_done; 3656 ISP_LOCK(isp); 3657 xpt_action(ccb); 3658 ISP_UNLOCK(isp); 3659 } 3660 for (i = 0; i < NISP_TARG_CMDS; i++) { 3661 ccb = kmalloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3662 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3663 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3664 ccb->ccb_h.cbfcnp = isptarg_done; 3665 ISP_LOCK(isp); 3666 xpt_action(ccb); 3667 ISP_UNLOCK(isp); 3668 } 3669 for (i = 0; i < 4; i++) { 3670 ccb = kmalloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3671 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3672 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3673 ccb->ccb_h.cbfcnp = isptarg_done; 3674 ISP_LOCK(isp); 3675 xpt_action(ccb); 3676 ISP_UNLOCK(isp); 3677 } 3678 for (i = 0; i < NISP_TARG_NOTIFIES; i++) { 3679 ccb = kmalloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3680 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3681 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3682 ccb->ccb_h.cbfcnp = isptarg_done; 3683 ISP_LOCK(isp); 3684 xpt_action(ccb); 3685 ISP_UNLOCK(isp); 3686 } 3687 3688 /* 3689 * Now turn it all back on 3690 */ 3691 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3692 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3693 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3694 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET; 3695 ISP_LOCK(isp); 3696 xpt_action(ccb); 3697 ISP_UNLOCK(isp); 3698 3699 /* 3700 * Okay, while things are still active, sleep... 3701 */ 3702 ISP_LOCK(isp); 3703 for (;;) { 3704 ISP_GET_PC(isp, chan, proc_active, i); 3705 if (i == 0) { 3706 break; 3707 } 3708 lksleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0); 3709 } 3710 ISP_UNLOCK(isp); 3711 3712 out: 3713 if (wperiph) { 3714 cam_periph_invalidate(wperiph); 3715 } 3716 if (periph) { 3717 cam_periph_invalidate(periph); 3718 } 3719 if (junk_data) { 3720 kfree(junk_data, M_ISPTARG); 3721 } 3722 if (disk_data) { 3723 kfree(disk_data, M_ISPTARG); 3724 } 3725 if (softc) { 3726 kfree(softc, M_ISPTARG); 3727 } 3728 xpt_free_path(path); 3729 xpt_free_path(wpath); 3730 } 3731 3732 static void 3733 isp_target_thread_pi(void *arg) 3734 { 3735 struct isp_spi *pi = arg; 3736 isp_target_thread(cam_sim_softc(pi->sim), cam_sim_bus(pi->sim)); 3737 } 3738 3739 static void 3740 isp_target_thread_fc(void *arg) 3741 { 3742 struct isp_fc *fc = arg; 3743 isp_target_thread(cam_sim_softc(fc->sim), cam_sim_bus(fc->sim)); 3744 } 3745 3746 static int 3747 isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp) 3748 { 3749 uint32_t cnt, curcnt; 3750 uint64_t lba; 3751 3752 switch (cdb[0]) { 3753 case WRITE_16: 3754 case READ_16: 3755 cnt = (((uint32_t)cdb[10]) << 24) | 3756 (((uint32_t)cdb[11]) << 16) | 3757 (((uint32_t)cdb[12]) << 8) | 3758 ((uint32_t)cdb[13]); 3759 3760 lba = (((uint64_t)cdb[2]) << 56) | 3761 (((uint64_t)cdb[3]) << 48) | 3762 (((uint64_t)cdb[4]) << 40) | 3763 (((uint64_t)cdb[5]) << 32) | 3764 (((uint64_t)cdb[6]) << 24) | 3765 (((uint64_t)cdb[7]) << 16) | 3766 (((uint64_t)cdb[8]) << 8) | 3767 ((uint64_t)cdb[9]); 3768 break; 3769 case WRITE_12: 3770 case READ_12: 3771 cnt = (((uint32_t)cdb[6]) << 16) | 3772 (((uint32_t)cdb[7]) << 8) | 3773 ((u_int32_t)cdb[8]); 3774 3775 lba = (((uint32_t)cdb[2]) << 24) | 3776 (((uint32_t)cdb[3]) << 16) | 3777 (((uint32_t)cdb[4]) << 8) | 3778 ((uint32_t)cdb[5]); 3779 break; 3780 case WRITE_10: 3781 case READ_10: 3782 cnt = (((uint32_t)cdb[7]) << 8) | 3783 ((u_int32_t)cdb[8]); 3784 3785 lba = (((uint32_t)cdb[2]) << 24) | 3786 (((uint32_t)cdb[3]) << 16) | 3787 (((uint32_t)cdb[4]) << 8) | 3788 ((uint32_t)cdb[5]); 3789 break; 3790 case WRITE_6: 3791 case READ_6: 3792 cnt = cdb[4]; 3793 if (cnt == 0) { 3794 cnt = 256; 3795 } 3796 lba = (((uint32_t)cdb[1] & 0x1f) << 16) | 3797 (((uint32_t)cdb[2]) << 8) | 3798 ((uint32_t)cdb[3]); 3799 break; 3800 default: 3801 return (-1); 3802 } 3803 3804 cnt <<= DISK_SHIFT; 3805 lba <<= DISK_SHIFT; 3806 3807 if (offset == cnt) { 3808 *lp = 1; 3809 return (0); 3810 } 3811 3812 if (lba + cnt > dl) { 3813 return (-1); 3814 } 3815 3816 3817 curcnt = MAX_ISP_TARG_TRANSFER; 3818 if (offset + curcnt >= cnt) { 3819 curcnt = cnt - offset; 3820 *lp = 1; 3821 } else { 3822 *lp = 0; 3823 } 3824 *tl = curcnt; 3825 *kp = &dp[lba + offset]; 3826 return (0); 3827 } 3828 3829 #endif 3830 #endif 3831 3832 static void 3833 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 3834 { 3835 struct cam_sim *sim; 3836 int bus, tgt; 3837 ispsoftc_t *isp; 3838 3839 sim = (struct cam_sim *)cbarg; 3840 isp = (ispsoftc_t *) cam_sim_softc(sim); 3841 bus = cam_sim_bus(sim); 3842 tgt = xpt_path_target_id(path); 3843 3844 switch (code) { 3845 case AC_LOST_DEVICE: 3846 if (IS_SCSI(isp)) { 3847 uint16_t oflags, nflags; 3848 sdparam *sdp = SDPARAM(isp, bus); 3849 3850 if (tgt >= 0) { 3851 nflags = sdp->isp_devparam[tgt].nvrm_flags; 3852 #ifndef ISP_TARGET_MODE 3853 nflags &= DPARM_SAFE_DFLT; 3854 if (isp->isp_loaded_fw) { 3855 nflags |= DPARM_NARROW | DPARM_ASYNC; 3856 } 3857 #else 3858 nflags = DPARM_DEFAULT; 3859 #endif 3860 oflags = sdp->isp_devparam[tgt].goal_flags; 3861 sdp->isp_devparam[tgt].goal_flags = nflags; 3862 sdp->isp_devparam[tgt].dev_update = 1; 3863 sdp->update = 1; 3864 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3865 sdp->isp_devparam[tgt].goal_flags = oflags; 3866 } 3867 } 3868 break; 3869 default: 3870 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 3871 break; 3872 } 3873 } 3874 3875 static void 3876 isp_poll(struct cam_sim *sim) 3877 { 3878 ispsoftc_t *isp = cam_sim_softc(sim); 3879 uint32_t isr; 3880 uint16_t sema, mbox; 3881 3882 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 3883 isp_intr(isp, isr, sema, mbox); 3884 } 3885 } 3886 3887 3888 static void 3889 isp_watchdog(void *arg) 3890 { 3891 struct ccb_scsiio *xs = arg; 3892 ispsoftc_t *isp; 3893 uint32_t ohandle = ISP_HANDLE_FREE, handle; 3894 3895 isp = XS_ISP(xs); 3896 ISP_LOCK(isp); 3897 3898 handle = isp_find_handle(isp, xs); 3899 3900 if (handle != ISP_HANDLE_FREE && !XS_CMD_WPEND_P(xs)) { 3901 isp_xs_prt(isp, xs, ISP_LOGWARN, "first watchdog (handle 0x%x) timed out- deferring for grace period", handle); 3902 callout_reset(&PISP_PCMD(xs)->wdog, 2 * hz, isp_watchdog, xs); 3903 XS_CMD_S_WPEND(xs); 3904 ISP_UNLOCK(isp); 3905 return; 3906 } 3907 XS_C_TACTIVE(xs); 3908 3909 /* 3910 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 3911 */ 3912 if (handle != ISP_HANDLE_FREE) { 3913 uint32_t isr; 3914 uint16_t sema, mbox; 3915 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) != 0) { 3916 isp_intr(isp, isr, sema, mbox); 3917 } 3918 ohandle = handle; 3919 handle = isp_find_handle(isp, xs); 3920 } 3921 if (handle != ISP_HANDLE_FREE) { 3922 /* 3923 * Try and make sure the command is really dead before 3924 * we release the handle (and DMA resources) for reuse. 3925 * 3926 * If we are successful in aborting the command then 3927 * we're done here because we'll get the command returned 3928 * back separately. 3929 */ 3930 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 3931 ISP_UNLOCK(isp); 3932 return; 3933 } 3934 3935 /* 3936 * Note that after calling the above, the command may in 3937 * fact have been completed. 3938 */ 3939 xs = isp_find_xs(isp, handle); 3940 3941 /* 3942 * If the command no longer exists, then we won't 3943 * be able to find the xs again with this handle. 3944 */ 3945 if (xs == NULL) { 3946 ISP_UNLOCK(isp); 3947 return; 3948 } 3949 3950 /* 3951 * After this point, the command is really dead. 3952 */ 3953 if (XS_XFRLEN(xs)) { 3954 ISP_DMAFREE(isp, xs, handle); 3955 } 3956 isp_destroy_handle(isp, handle); 3957 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 3958 XS_SETERR(xs, CAM_CMD_TIMEOUT); 3959 isp_prt_endcmd(isp, xs); 3960 isp_done(xs); 3961 } else { 3962 if (ohandle != ISP_HANDLE_FREE) { 3963 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 3964 } else { 3965 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 3966 } 3967 } 3968 ISP_UNLOCK(isp); 3969 } 3970 3971 static void 3972 isp_bus_scan_cb(struct cam_periph *periph, union ccb *ccb) 3973 { 3974 if (ccb->ccb_h.status != CAM_REQ_CMP) 3975 kprintf("cam_scan_callback: failure status = %x\n", 3976 ccb->ccb_h.status); 3977 3978 xpt_free_path(ccb->ccb_h.path); 3979 kfree(ccb, M_TEMP); 3980 } 3981 3982 static void 3983 isp_make_here(ispsoftc_t *isp, int chan, int tgt) 3984 { 3985 union ccb *ccb; 3986 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3987 3988 if (isp_autoconfig == 0) { 3989 return; 3990 } 3991 3992 /* 3993 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 3994 */ 3995 ccb = xpt_alloc_ccb(); 3996 if (ccb == NULL) { 3997 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 3998 return; 3999 } 4000 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4001 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 4002 xpt_free_ccb(ccb); 4003 return; 4004 } 4005 xpt_setup_ccb(&ccb->ccb_h, ccb->ccb_h.path, 5/*priority (low)*/); 4006 ccb->ccb_h.func_code = XPT_SCAN_BUS; 4007 ccb->ccb_h.cbfcnp = isp_bus_scan_cb; 4008 ccb->crcn.flags = CAM_FLAG_NONE; 4009 xpt_action(ccb); 4010 } 4011 4012 static void 4013 isp_make_gone(ispsoftc_t *isp, int chan, int tgt) 4014 { 4015 struct cam_path *tp; 4016 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4017 4018 if (isp_autoconfig == 0) { 4019 return; 4020 } 4021 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 4022 xpt_async(AC_LOST_DEVICE, tp, NULL); 4023 xpt_free_path(tp); 4024 } 4025 } 4026 4027 /* 4028 * Gone Device Timer Function- when we have decided that a device has gone 4029 * away, we wait a specific period of time prior to telling the OS it has 4030 * gone away. 4031 * 4032 * This timer function fires once a second and then scans the port database 4033 * for devices that are marked dead but still have a virtual target assigned. 4034 * We decrement a counter for that port database entry, and when it hits zero, 4035 * we tell the OS the device has gone away. 4036 */ 4037 static void 4038 isp_gdt(void *arg) 4039 { 4040 struct isp_fc *fc = arg; 4041 4042 ISP_LOCK(fc->isp); 4043 taskqueue_enqueue(taskqueue_swi, &fc->gtask); 4044 ISP_UNLOCK(fc->isp); 4045 } 4046 4047 static void 4048 isp_gdt_task(void *arg, int pending) 4049 { 4050 struct isp_fc *fc = arg; 4051 ispsoftc_t *isp = fc->isp; 4052 int chan = fc - isp->isp_osinfo.pc.fc; 4053 fcportdb_t *lp; 4054 int dbidx, tgt, more_to_do = 0; 4055 4056 ISP_LOCK(isp); 4057 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 4058 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4059 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4060 4061 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 4062 continue; 4063 } 4064 if (lp->dev_map_idx == 0 || lp->target_mode) { 4065 continue; 4066 } 4067 if (lp->gone_timer != 0) { 4068 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); 4069 lp->gone_timer -= 1; 4070 more_to_do++; 4071 continue; 4072 } 4073 tgt = lp->dev_map_idx - 1; 4074 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4075 lp->dev_map_idx = 0; 4076 lp->state = FC_PORTDB_STATE_NIL; 4077 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout"); 4078 isp_make_gone(isp, chan, tgt); 4079 } 4080 if (fc->ready) { 4081 if (more_to_do) { 4082 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4083 } else { 4084 callout_deactivate(&fc->gdt); 4085 isp_prt(isp, ISP_LOGSANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_second); 4086 } 4087 } 4088 ISP_UNLOCK(isp); 4089 } 4090 4091 /* 4092 * Loop Down Timer Function- when loop goes down, a timer is started and 4093 * and after it expires we come here and take all probational devices that 4094 * the OS knows about and the tell the OS that they've gone away. 4095 * 4096 * We don't clear the devices out of our port database because, when loop 4097 * come back up, we have to do some actual cleanup with the chip at that 4098 * point (implicit PLOGO, e.g., to get the chip's port database state right). 4099 */ 4100 static void 4101 isp_ldt(void *arg) 4102 { 4103 struct isp_fc *fc = arg; 4104 4105 ISP_LOCK(fc->isp); 4106 taskqueue_enqueue(taskqueue_swi, &fc->ltask); 4107 ISP_UNLOCK(fc->isp); 4108 } 4109 4110 static void 4111 isp_ldt_task(void *arg, int pending) 4112 { 4113 struct isp_fc *fc = arg; 4114 ispsoftc_t *isp = fc->isp; 4115 int chan = fc - isp->isp_osinfo.pc.fc; 4116 fcportdb_t *lp; 4117 int dbidx, tgt, i; 4118 4119 ISP_LOCK(isp); 4120 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_second); 4121 callout_deactivate(&fc->ldt); 4122 4123 /* 4124 * Notify to the OS all targets who we now consider have departed. 4125 */ 4126 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4127 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4128 4129 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 4130 continue; 4131 } 4132 if (lp->dev_map_idx == 0 || lp->target_mode) { 4133 continue; 4134 } 4135 4136 /* 4137 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 4138 */ 4139 4140 4141 for (i = 0; i < isp->isp_maxcmds; i++) { 4142 struct ccb_scsiio *xs; 4143 4144 if (!ISP_VALID_HANDLE(isp, isp->isp_xflist[i].handle)) { 4145 continue; 4146 } 4147 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 4148 continue; 4149 } 4150 if (dbidx != (FCPARAM(isp, chan)->isp_dev_map[XS_TGT(xs)] - 1)) { 4151 continue; 4152 } 4153 isp_prt(isp, ISP_LOGWARN, "command handle 0x%08x for %d.%d.%d orphaned by loop down timeout", 4154 isp->isp_xflist[i].handle, chan, XS_TGT(xs), XS_LUN(xs)); 4155 } 4156 4157 /* 4158 * Mark that we've announced that this device is gone.... 4159 */ 4160 lp->reserved = 1; 4161 4162 /* 4163 * but *don't* change the state of the entry. Just clear 4164 * any target id stuff and announce to CAM that the 4165 * device is gone. This way any necessary PLOGO stuff 4166 * will happen when loop comes back up. 4167 */ 4168 4169 tgt = lp->dev_map_idx - 1; 4170 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4171 lp->dev_map_idx = 0; 4172 lp->state = FC_PORTDB_STATE_NIL; 4173 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout"); 4174 isp_make_gone(isp, chan, tgt); 4175 } 4176 4177 if (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR) { 4178 isp_unfreeze_loopdown(isp, chan); 4179 } 4180 /* 4181 * The loop down timer has expired. Wake up the kthread 4182 * to notice that fact (or make it false). 4183 */ 4184 fc->loop_dead = 1; 4185 fc->loop_down_time = fc->loop_down_limit+1; 4186 wakeup(fc); 4187 ISP_UNLOCK(isp); 4188 } 4189 4190 static void 4191 isp_kthread(void *arg) 4192 { 4193 struct isp_fc *fc = arg; 4194 ispsoftc_t *isp = fc->isp; 4195 int chan = fc - isp->isp_osinfo.pc.fc; 4196 int slp = 0; 4197 4198 lockmgr(&isp->isp_osinfo.lock, LK_EXCLUSIVE); 4199 4200 for (;;) { 4201 int lb, lim; 4202 4203 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan); 4204 lb = isp_fc_runstate(isp, chan, 250000); 4205 4206 /* 4207 * Our action is different based upon whether we're supporting 4208 * Initiator mode or not. If we are, we might freeze the simq 4209 * when loop is down and set all sorts of different delays to 4210 * check again. 4211 * 4212 * If not, we simply just wait for loop to come up. 4213 */ 4214 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) { 4215 /* 4216 * Increment loop down time by the last sleep interval 4217 */ 4218 fc->loop_down_time += slp; 4219 4220 if (lb < 0) { 4221 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time); 4222 } else { 4223 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC got to %d (down count %d)", __func__, chan, lb, fc->loop_down_time); 4224 } 4225 4226 /* 4227 * If we've never seen loop up and we've waited longer 4228 * than quickboot time, or we've seen loop up but we've 4229 * waited longer than loop_down_limit, give up and go 4230 * to sleep until loop comes up. 4231 */ 4232 if (FCPARAM(isp, chan)->loop_seen_once == 0) { 4233 lim = isp_quickboot_time; 4234 } else { 4235 lim = fc->loop_down_limit; 4236 } 4237 if (fc->loop_down_time >= lim) { 4238 isp_freeze_loopdown(isp, chan, "loop limit hit"); 4239 slp = 0; 4240 } else if (fc->loop_down_time < 10) { 4241 slp = 1; 4242 } else if (fc->loop_down_time < 30) { 4243 slp = 5; 4244 } else if (fc->loop_down_time < 60) { 4245 slp = 10; 4246 } else if (fc->loop_down_time < 120) { 4247 slp = 20; 4248 } else { 4249 slp = 30; 4250 } 4251 4252 } else if (lb) { 4253 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan); 4254 fc->loop_down_time += slp; 4255 slp = 60; 4256 } else { 4257 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan); 4258 fc->loop_down_time = 0; 4259 slp = 0; 4260 } 4261 4262 4263 /* 4264 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it 4265 * now so that CAM can start sending us commands. 4266 * 4267 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again 4268 * or kill the commands, as appropriate. 4269 */ 4270 4271 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) { 4272 isp_unfreeze_loopdown(isp, chan); 4273 } 4274 4275 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp); 4276 4277 lksleep(fc, &isp->isp_osinfo.lock, 0, "ispf", slp * hz); 4278 4279 /* 4280 * If slp is zero, we're waking up for the first time after 4281 * things have been okay. In this case, we set a deferral state 4282 * for all commands and delay hysteresis seconds before starting 4283 * the FC state evaluation. This gives the loop/fabric a chance 4284 * to settle. 4285 */ 4286 if (slp == 0 && fc->hysteresis) { 4287 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz); 4288 lockmgr(&isp->isp_osinfo.lock, LK_RELEASE); 4289 tsleep(isp_kthread, 0, "ispt", fc->hysteresis * hz); 4290 lockmgr(&isp->isp_osinfo.lock, LK_EXCLUSIVE); 4291 } 4292 } 4293 lockmgr(&isp->isp_osinfo.lock, LK_RELEASE); 4294 } 4295 4296 static void 4297 isp_action(struct cam_sim *sim, union ccb *ccb) 4298 { 4299 int bus, tgt, ts, error, lim; 4300 ispsoftc_t *isp; 4301 struct ccb_trans_settings *cts; 4302 4303 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 4304 4305 isp = (ispsoftc_t *)cam_sim_softc(sim); 4306 KKASSERT(lockstatus(&isp->isp_lock, curthread) != 0); 4307 4308 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) { 4309 isp_init(isp); 4310 if (isp->isp_state != ISP_INITSTATE) { 4311 /* 4312 * Lie. Say it was a selection timeout. 4313 */ 4314 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 4315 xpt_freeze_devq(ccb->ccb_h.path, 1); 4316 xpt_done(ccb); 4317 return; 4318 } 4319 isp->isp_state = ISP_RUNSTATE; 4320 } 4321 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 4322 ISP_PCMD(ccb) = NULL; 4323 4324 switch (ccb->ccb_h.func_code) { 4325 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 4326 bus = XS_CHANNEL(ccb); 4327 /* 4328 * Do a couple of preliminary checks... 4329 */ 4330 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 4331 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 4332 ccb->ccb_h.status = CAM_REQ_INVALID; 4333 xpt_done(ccb); 4334 break; 4335 } 4336 } 4337 #ifdef DIAGNOSTIC 4338 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 4339 xpt_print(ccb->ccb_h.path, "invalid target\n"); 4340 ccb->ccb_h.status = CAM_PATH_INVALID; 4341 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 4342 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 4343 ccb->ccb_h.status = CAM_PATH_INVALID; 4344 } 4345 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 4346 xpt_done(ccb); 4347 break; 4348 } 4349 #endif 4350 ccb->csio.scsi_status = SCSI_STATUS_OK; 4351 if (isp_get_pcmd(isp, ccb)) { 4352 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 4353 cam_freeze_devq(ccb->ccb_h.path); 4354 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 4355 xpt_done(ccb); 4356 break; 4357 } 4358 error = isp_start((XS_T *) ccb); 4359 switch (error) { 4360 case CMD_QUEUED: 4361 XS_CMD_S_CLEAR(ccb); 4362 ccb->ccb_h.status |= CAM_SIM_QUEUED; 4363 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 4364 break; 4365 } 4366 ts = ccb->ccb_h.timeout; 4367 if (ts == CAM_TIME_DEFAULT) { 4368 ts = 60*1000; 4369 } 4370 ts = isp_mstohz(ts); 4371 XS_S_TACTIVE(ccb); 4372 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 4373 break; 4374 case CMD_RQLATER: 4375 /* 4376 * We get this result for FC devices if the loop state isn't ready yet 4377 * or if the device in question has gone zombie on us. 4378 * 4379 * If we've never seen Loop UP at all, we requeue this request and wait 4380 * for the initial loop up delay to expire. 4381 */ 4382 lim = ISP_FC_PC(isp, bus)->loop_down_limit; 4383 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) { 4384 if (FCPARAM(isp, bus)->loop_seen_once == 0) { 4385 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_second); 4386 } else { 4387 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); 4388 } 4389 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 4390 xpt_freeze_devq(ccb->ccb_h.path, 1); 4391 isp_free_pcmd(isp, ccb); 4392 xpt_done(ccb); 4393 break; 4394 } 4395 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 4396 cam_freeze_devq(ccb->ccb_h.path); 4397 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4398 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4399 isp_free_pcmd(isp, ccb); 4400 xpt_done(ccb); 4401 break; 4402 case CMD_EAGAIN: 4403 isp_free_pcmd(isp, ccb); 4404 cam_freeze_devq(ccb->ccb_h.path); 4405 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 4406 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4407 xpt_done(ccb); 4408 break; 4409 case CMD_COMPLETE: 4410 isp_done((struct ccb_scsiio *) ccb); 4411 break; 4412 default: 4413 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 4414 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 4415 isp_free_pcmd(isp, ccb); 4416 xpt_done(ccb); 4417 } 4418 break; 4419 4420 #ifdef ISP_TARGET_MODE 4421 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 4422 if (ccb->cel.enable) { 4423 isp_enable_lun(isp, ccb); 4424 } else { 4425 isp_disable_lun(isp, ccb); 4426 } 4427 break; 4428 case XPT_IMMED_NOTIFY: 4429 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 4430 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 4431 { 4432 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 4433 if (tptr == NULL) { 4434 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 4435 } 4436 if (tptr == NULL) { 4437 const char *str; 4438 uint32_t tag; 4439 4440 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4441 str = "XPT_IMMEDIATE_NOTIFY"; 4442 tag = ccb->cin1.seq_id; 4443 } else { 4444 tag = ccb->atio.tag_id; 4445 str = "XPT_ACCEPT_TARGET_IO"; 4446 } 4447 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 4448 dump_tstates(isp, XS_CHANNEL(ccb)); 4449 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4450 break; 4451 } 4452 ccb->ccb_h.sim_priv.entries[0].field = 0; 4453 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 4454 ccb->ccb_h.flags = 0; 4455 4456 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 4457 if (ccb->atio.tag_id) { 4458 atio_private_data_t *atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 4459 if (atp) { 4460 isp_put_atpd(isp, tptr, atp); 4461 } 4462 } 4463 tptr->atio_count++; 4464 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 4465 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 4466 ((struct ccb_accept_tio *)ccb)->tag_id, tptr->atio_count); 4467 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4468 if (ccb->cin1.tag_id) { 4469 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 4470 if (ntp) { 4471 isp_put_ntpd(isp, tptr, ntp); 4472 } 4473 } 4474 tptr->inot_count++; 4475 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4476 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4477 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count); 4478 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 4479 tptr->inot_count++; 4480 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4481 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4482 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count); 4483 } 4484 rls_lun_statep(isp, tptr); 4485 ccb->ccb_h.status = CAM_REQ_INPROG; 4486 break; 4487 } 4488 case XPT_NOTIFY_ACK: 4489 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4490 break; 4491 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 4492 { 4493 tstate_t *tptr; 4494 inot_private_data_t *ntp; 4495 4496 /* 4497 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 4498 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 4499 */ 4500 /* 4501 * All the relevant path information is in the associated immediate notify 4502 */ 4503 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); 4504 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 4505 if (ntp == NULL) { 4506 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__, 4507 ccb->cna2.tag_id, ccb->cna2.seq_id); 4508 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4509 xpt_done(ccb); 4510 break; 4511 } 4512 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 4513 rls_lun_statep(isp, tptr); 4514 cam_freeze_devq(ccb->ccb_h.path); 4515 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4516 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4517 break; 4518 } 4519 isp_put_ntpd(isp, tptr, ntp); 4520 rls_lun_statep(isp, tptr); 4521 ccb->ccb_h.status = CAM_REQ_CMP; 4522 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); 4523 xpt_done(ccb); 4524 break; 4525 } 4526 case XPT_CONT_TARGET_IO: 4527 isp_target_start_ctio(isp, ccb); 4528 break; 4529 #endif 4530 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 4531 4532 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 4533 tgt = ccb->ccb_h.target_id; 4534 tgt |= (bus << 16); 4535 4536 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 4537 if (error) { 4538 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4539 } else { 4540 ccb->ccb_h.status = CAM_REQ_CMP; 4541 } 4542 xpt_done(ccb); 4543 break; 4544 case XPT_ABORT: /* Abort the specified CCB */ 4545 { 4546 union ccb *accb = ccb->cab.abort_ccb; 4547 switch (accb->ccb_h.func_code) { 4548 #ifdef ISP_TARGET_MODE 4549 case XPT_ACCEPT_TARGET_IO: 4550 isp_target_mark_aborted(isp, accb); 4551 break; 4552 #endif 4553 case XPT_SCSI_IO: 4554 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 4555 if (error) { 4556 ccb->ccb_h.status = CAM_UA_ABORT; 4557 } else { 4558 ccb->ccb_h.status = CAM_REQ_CMP; 4559 } 4560 break; 4561 default: 4562 ccb->ccb_h.status = CAM_REQ_INVALID; 4563 break; 4564 } 4565 /* 4566 * This is not a queued CCB, so the caller expects it to be 4567 * complete when control is returned. 4568 */ 4569 break; 4570 } 4571 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 4572 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 4573 cts = &ccb->cts; 4574 if (!IS_CURRENT_SETTINGS(cts)) { 4575 ccb->ccb_h.status = CAM_REQ_INVALID; 4576 xpt_done(ccb); 4577 break; 4578 } 4579 tgt = cts->ccb_h.target_id; 4580 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4581 if (IS_SCSI(isp)) { 4582 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4583 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4584 sdparam *sdp = SDPARAM(isp, bus); 4585 uint16_t *dptr; 4586 4587 if (spi->valid == 0 && scsi->valid == 0) { 4588 ccb->ccb_h.status = CAM_REQ_CMP; 4589 xpt_done(ccb); 4590 break; 4591 } 4592 4593 /* 4594 * We always update (internally) from goal_flags 4595 * so any request to change settings just gets 4596 * vectored to that location. 4597 */ 4598 dptr = &sdp->isp_devparam[tgt].goal_flags; 4599 4600 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 4601 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 4602 *dptr |= DPARM_DISC; 4603 else 4604 *dptr &= ~DPARM_DISC; 4605 } 4606 4607 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 4608 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 4609 *dptr |= DPARM_TQING; 4610 else 4611 *dptr &= ~DPARM_TQING; 4612 } 4613 4614 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 4615 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 4616 *dptr |= DPARM_WIDE; 4617 else 4618 *dptr &= ~DPARM_WIDE; 4619 } 4620 4621 /* 4622 * XXX: FIX ME 4623 */ 4624 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 4625 *dptr |= DPARM_SYNC; 4626 /* 4627 * XXX: CHECK FOR LEGALITY 4628 */ 4629 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 4630 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 4631 } else { 4632 *dptr &= ~DPARM_SYNC; 4633 } 4634 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, 4635 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 4636 sdp->isp_devparam[tgt].dev_update = 1; 4637 sdp->update = 1; 4638 } 4639 ccb->ccb_h.status = CAM_REQ_CMP; 4640 xpt_done(ccb); 4641 break; 4642 case XPT_GET_TRAN_SETTINGS: 4643 cts = &ccb->cts; 4644 tgt = cts->ccb_h.target_id; 4645 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4646 if (IS_FC(isp)) { 4647 fcparam *fcp = FCPARAM(isp, bus); 4648 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4649 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 4650 unsigned int hdlidx; 4651 4652 cts->protocol = PROTO_SCSI; 4653 cts->protocol_version = SCSI_REV_2; 4654 cts->transport = XPORT_FC; 4655 cts->transport_version = 0; 4656 4657 scsi->valid = CTS_SCSI_VALID_TQ; 4658 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 4659 fc->valid = CTS_FC_VALID_SPEED; 4660 fc->bitrate = 100000; 4661 fc->bitrate *= fcp->isp_gbspeed; 4662 hdlidx = fcp->isp_dev_map[tgt] - 1; 4663 if (hdlidx < MAX_FC_TARG) { 4664 fcportdb_t *lp = &fcp->portdb[hdlidx]; 4665 fc->wwnn = lp->node_wwn; 4666 fc->wwpn = lp->port_wwn; 4667 fc->port = lp->portid; 4668 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 4669 } 4670 } else { 4671 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4672 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4673 sdparam *sdp = SDPARAM(isp, bus); 4674 uint16_t dval, pval, oval; 4675 4676 if (IS_CURRENT_SETTINGS(cts)) { 4677 sdp->isp_devparam[tgt].dev_refresh = 1; 4678 sdp->update = 1; 4679 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 4680 dval = sdp->isp_devparam[tgt].actv_flags; 4681 oval = sdp->isp_devparam[tgt].actv_offset; 4682 pval = sdp->isp_devparam[tgt].actv_period; 4683 } else { 4684 dval = sdp->isp_devparam[tgt].nvrm_flags; 4685 oval = sdp->isp_devparam[tgt].nvrm_offset; 4686 pval = sdp->isp_devparam[tgt].nvrm_period; 4687 } 4688 4689 cts->protocol = PROTO_SCSI; 4690 cts->protocol_version = SCSI_REV_2; 4691 cts->transport = XPORT_SPI; 4692 cts->transport_version = 2; 4693 4694 spi->valid = 0; 4695 scsi->valid = 0; 4696 spi->flags = 0; 4697 scsi->flags = 0; 4698 if (dval & DPARM_DISC) { 4699 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4700 } 4701 if ((dval & DPARM_SYNC) && oval && pval) { 4702 spi->sync_offset = oval; 4703 spi->sync_period = pval; 4704 } else { 4705 spi->sync_offset = 0; 4706 spi->sync_period = 0; 4707 } 4708 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4709 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4710 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 4711 if (dval & DPARM_WIDE) { 4712 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4713 } else { 4714 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4715 } 4716 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 4717 scsi->valid = CTS_SCSI_VALID_TQ; 4718 if (dval & DPARM_TQING) { 4719 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4720 } 4721 spi->valid |= CTS_SPI_VALID_DISC; 4722 } 4723 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%d) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 4724 bus, tgt, cts->ccb_h.target_lun, dval, oval, pval); 4725 } 4726 ccb->ccb_h.status = CAM_REQ_CMP; 4727 xpt_done(ccb); 4728 break; 4729 4730 case XPT_CALC_GEOMETRY: 4731 cam_calc_geometry(&ccb->ccg, 1); 4732 xpt_done(ccb); 4733 break; 4734 4735 case XPT_RESET_BUS: /* Reset the specified bus */ 4736 bus = cam_sim_bus(sim); 4737 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 4738 if (error) { 4739 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4740 xpt_done(ccb); 4741 break; 4742 } 4743 if (bootverbose) { 4744 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 4745 } 4746 if (IS_FC(isp)) { 4747 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 4748 } else { 4749 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 4750 } 4751 ccb->ccb_h.status = CAM_REQ_CMP; 4752 xpt_done(ccb); 4753 break; 4754 4755 case XPT_TERM_IO: /* Terminate the I/O process */ 4756 ccb->ccb_h.status = CAM_REQ_INVALID; 4757 xpt_done(ccb); 4758 break; 4759 4760 #if 0 4761 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 4762 { 4763 struct ccb_sim_knob *kp = &ccb->knob; 4764 fcparam *fcp; 4765 4766 4767 if (!IS_FC(isp)) { 4768 ccb->ccb_h.status = CAM_REQ_INVALID; 4769 xpt_done(ccb); 4770 break; 4771 } 4772 4773 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4774 fcp = FCPARAM(isp, bus); 4775 4776 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 4777 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 4778 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 4779 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 4780 } 4781 ccb->ccb_h.status = CAM_REQ_CMP; 4782 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 4783 int rchange = 0; 4784 int newrole = 0; 4785 4786 switch (kp->xport_specific.fc.role) { 4787 case KNOB_ROLE_NONE: 4788 if (fcp->role != ISP_ROLE_NONE) { 4789 rchange = 1; 4790 newrole = ISP_ROLE_NONE; 4791 } 4792 break; 4793 case KNOB_ROLE_TARGET: 4794 if (fcp->role != ISP_ROLE_TARGET) { 4795 rchange = 1; 4796 newrole = ISP_ROLE_TARGET; 4797 } 4798 break; 4799 case KNOB_ROLE_INITIATOR: 4800 if (fcp->role != ISP_ROLE_INITIATOR) { 4801 rchange = 1; 4802 newrole = ISP_ROLE_INITIATOR; 4803 } 4804 break; 4805 case KNOB_ROLE_BOTH: 4806 #if 0 4807 if (fcp->role != ISP_ROLE_BOTH) { 4808 rchange = 1; 4809 newrole = ISP_ROLE_BOTH; 4810 } 4811 #else 4812 /* 4813 * We don't really support dual role at present on FC cards. 4814 * 4815 * We should, but a bunch of things are currently broken, 4816 * so don't allow it. 4817 */ 4818 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 4819 ccb->ccb_h.status = CAM_REQ_INVALID; 4820 #endif 4821 break; 4822 } 4823 if (rchange) { 4824 if (isp_fc_change_role(isp, bus, newrole) != 0) { 4825 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4826 #ifdef ISP_TARGET_MODE 4827 } else if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) { 4828 isp_enable_deferred_luns(isp, bus); 4829 #endif 4830 } 4831 } 4832 } 4833 xpt_done(ccb); 4834 break; 4835 } 4836 case XPT_GET_SIM_KNOB: /* Set SIM knobs */ 4837 { 4838 struct ccb_sim_knob *kp = &ccb->knob; 4839 4840 if (IS_FC(isp)) { 4841 fcparam *fcp; 4842 4843 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4844 fcp = FCPARAM(isp, bus); 4845 4846 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 4847 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 4848 switch (fcp->role) { 4849 case ISP_ROLE_NONE: 4850 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 4851 break; 4852 case ISP_ROLE_TARGET: 4853 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 4854 break; 4855 case ISP_ROLE_INITIATOR: 4856 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 4857 break; 4858 case ISP_ROLE_BOTH: 4859 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 4860 break; 4861 } 4862 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 4863 ccb->ccb_h.status = CAM_REQ_CMP; 4864 } else { 4865 ccb->ccb_h.status = CAM_REQ_INVALID; 4866 } 4867 xpt_done(ccb); 4868 break; 4869 } 4870 #endif 4871 case XPT_PATH_INQ: /* Path routing inquiry */ 4872 { 4873 struct ccb_pathinq *cpi = &ccb->cpi; 4874 4875 cpi->version_num = 1; 4876 #ifdef ISP_TARGET_MODE 4877 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 4878 #else 4879 cpi->target_sprt = 0; 4880 #endif 4881 cpi->hba_eng_cnt = 0; 4882 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 4883 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 4884 cpi->bus_id = cam_sim_bus(sim); 4885 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 4886 if (IS_FC(isp)) { 4887 fcparam *fcp = FCPARAM(isp, bus); 4888 4889 cpi->hba_misc = PIM_NOBUSRESET; 4890 4891 /* 4892 * Because our loop ID can shift from time to time, 4893 * make our initiator ID out of range of our bus. 4894 */ 4895 cpi->initiator_id = cpi->max_target + 1; 4896 4897 /* 4898 * Set base transfer capabilities for Fibre Channel, for this HBA. 4899 */ 4900 if (IS_25XX(isp)) { 4901 cpi->base_transfer_speed = 8000000; 4902 } else if (IS_24XX(isp)) { 4903 cpi->base_transfer_speed = 4000000; 4904 } else if (IS_23XX(isp)) { 4905 cpi->base_transfer_speed = 2000000; 4906 } else { 4907 cpi->base_transfer_speed = 1000000; 4908 } 4909 cpi->hba_inquiry = PI_TAG_ABLE; 4910 cpi->transport = XPORT_FC; 4911 cpi->transport_version = 0; 4912 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 4913 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 4914 cpi->xport_specific.fc.port = fcp->isp_portid; 4915 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 4916 } else { 4917 sdparam *sdp = SDPARAM(isp, bus); 4918 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 4919 cpi->hba_misc = 0; 4920 cpi->initiator_id = sdp->isp_initiator_id; 4921 cpi->base_transfer_speed = 3300; 4922 cpi->transport = XPORT_SPI; 4923 cpi->transport_version = 2; 4924 } 4925 cpi->protocol = PROTO_SCSI; 4926 cpi->protocol_version = SCSI_REV_2; 4927 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 4928 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 4929 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 4930 cpi->unit_number = cam_sim_unit(sim); 4931 cpi->ccb_h.status = CAM_REQ_CMP; 4932 xpt_done(ccb); 4933 break; 4934 } 4935 default: 4936 ccb->ccb_h.status = CAM_REQ_INVALID; 4937 xpt_done(ccb); 4938 break; 4939 } 4940 } 4941 4942 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 4943 4944 void 4945 isp_done(XS_T *sccb) 4946 { 4947 ispsoftc_t *isp = XS_ISP(sccb); 4948 uint32_t status; 4949 4950 if (XS_NOERR(sccb)) 4951 XS_SETERR(sccb, CAM_REQ_CMP); 4952 4953 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 4954 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 4955 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 4956 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 4957 } else { 4958 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 4959 } 4960 } 4961 4962 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4963 status = sccb->ccb_h.status & CAM_STATUS_MASK; 4964 if (status != CAM_REQ_CMP) { 4965 if (status != CAM_SEL_TIMEOUT) 4966 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); 4967 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 4968 sccb->ccb_h.status |= CAM_DEV_QFRZN; 4969 xpt_freeze_devq(sccb->ccb_h.path, 1); 4970 } 4971 } 4972 4973 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4974 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 4975 } 4976 4977 XS_CMD_S_DONE(sccb); 4978 if (XS_TACTIVE_P(sccb)) 4979 callout_stop(&PISP_PCMD(sccb)->wdog); 4980 XS_CMD_S_CLEAR(sccb); 4981 isp_free_pcmd(isp, (union ccb *) sccb); 4982 xpt_done((union ccb *) sccb); 4983 } 4984 4985 void 4986 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 4987 { 4988 int bus; 4989 static const char prom[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s WWPN 0x%08x%08x"; 4990 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s tgt %u WWPN 0x%08x%08x"; 4991 char *msg = NULL; 4992 target_id_t tgt; 4993 fcportdb_t *lp; 4994 struct isp_fc *fc; 4995 struct cam_path *tmppath; 4996 __va_list ap; 4997 4998 switch (cmd) { 4999 case ISPASYNC_NEW_TGT_PARAMS: 5000 { 5001 struct ccb_trans_settings_scsi *scsi; 5002 struct ccb_trans_settings_spi *spi; 5003 int flags, tgt; 5004 sdparam *sdp; 5005 struct ccb_trans_settings cts; 5006 5007 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 5008 5009 __va_start(ap, cmd); 5010 bus = __va_arg(ap, int); 5011 tgt = __va_arg(ap, int); 5012 __va_end(ap); 5013 sdp = SDPARAM(isp, bus); 5014 5015 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 5016 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 5017 break; 5018 } 5019 flags = sdp->isp_devparam[tgt].actv_flags; 5020 cts.type = CTS_TYPE_CURRENT_SETTINGS; 5021 cts.protocol = PROTO_SCSI; 5022 cts.transport = XPORT_SPI; 5023 5024 scsi = &cts.proto_specific.scsi; 5025 spi = &cts.xport_specific.spi; 5026 5027 if (flags & DPARM_TQING) { 5028 scsi->valid |= CTS_SCSI_VALID_TQ; 5029 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5030 } 5031 5032 if (flags & DPARM_DISC) { 5033 spi->valid |= CTS_SPI_VALID_DISC; 5034 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5035 } 5036 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 5037 if (flags & DPARM_WIDE) { 5038 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5039 } else { 5040 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5041 } 5042 if (flags & DPARM_SYNC) { 5043 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5044 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5045 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 5046 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 5047 } 5048 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); 5049 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 5050 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 5051 xpt_free_path(tmppath); 5052 break; 5053 } 5054 case ISPASYNC_BUS_RESET: 5055 { 5056 __va_start(ap, cmd); 5057 bus = __va_arg(ap, int); 5058 __va_end(ap); 5059 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 5060 if (IS_FC(isp)) { 5061 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 5062 } else { 5063 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 5064 } 5065 break; 5066 } 5067 case ISPASYNC_LIP: 5068 if (msg == NULL) { 5069 msg = "LIP Received"; 5070 } 5071 /* FALLTHROUGH */ 5072 case ISPASYNC_LOOP_RESET: 5073 if (msg == NULL) { 5074 msg = "LOOP Reset"; 5075 } 5076 /* FALLTHROUGH */ 5077 case ISPASYNC_LOOP_DOWN: 5078 { 5079 if (msg == NULL) { 5080 msg = "LOOP Down"; 5081 } 5082 __va_start(ap, cmd); 5083 bus = __va_arg(ap, int); 5084 __va_end(ap); 5085 5086 FCPARAM(isp, bus)->link_active = 0; 5087 5088 fc = ISP_FC_PC(isp, bus); 5089 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) { 5090 /* 5091 * We don't do any simq freezing if we are only in target mode 5092 */ 5093 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5094 if (fc->path) { 5095 isp_freeze_loopdown(isp, bus, msg); 5096 } 5097 if (!callout_active(&fc->ldt)) { 5098 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc); 5099 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_second); 5100 } 5101 } 5102 } 5103 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg); 5104 break; 5105 } 5106 case ISPASYNC_LOOP_UP: 5107 __va_start(ap, cmd); 5108 bus = __va_arg(ap, int); 5109 __va_end(ap); 5110 fc = ISP_FC_PC(isp, bus); 5111 /* 5112 * Now we just note that Loop has come up. We don't 5113 * actually do anything because we're waiting for a 5114 * Change Notify before activating the FC cleanup 5115 * thread to look at the state of the loop again. 5116 */ 5117 FCPARAM(isp, bus)->link_active = 1; 5118 fc->loop_dead = 0; 5119 fc->loop_down_time = 0; 5120 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 5121 break; 5122 case ISPASYNC_DEV_ARRIVED: 5123 __va_start(ap, cmd); 5124 bus = __va_arg(ap, int); 5125 lp = __va_arg(ap, fcportdb_t *); 5126 __va_end(ap); 5127 fc = ISP_FC_PC(isp, bus); 5128 lp->reserved = 0; 5129 lp->gone_timer = 0; 5130 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT))) { 5131 int dbidx = lp - FCPARAM(isp, bus)->portdb; 5132 int i; 5133 5134 for (i = 0; i < MAX_FC_TARG; i++) { 5135 if (i >= FL_ID && i <= SNS_ID) { 5136 continue; 5137 } 5138 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) { 5139 break; 5140 } 5141 } 5142 if (i < MAX_FC_TARG) { 5143 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1; 5144 lp->dev_map_idx = i + 1; 5145 } else { 5146 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 5147 isp_dump_portdb(isp, bus); 5148 } 5149 } 5150 if (lp->dev_map_idx) { 5151 tgt = lp->dev_map_idx - 1; 5152 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); 5153 isp_make_here(isp, bus, tgt); 5154 } else { 5155 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); 5156 } 5157 break; 5158 case ISPASYNC_DEV_CHANGED: 5159 __va_start(ap, cmd); 5160 bus = __va_arg(ap, int); 5161 lp = __va_arg(ap, fcportdb_t *); 5162 __va_end(ap); 5163 fc = ISP_FC_PC(isp, bus); 5164 lp->reserved = 0; 5165 lp->gone_timer = 0; 5166 if (isp_change_is_bad) { 5167 lp->state = FC_PORTDB_STATE_NIL; 5168 if (lp->dev_map_idx) { 5169 tgt = lp->dev_map_idx - 1; 5170 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0; 5171 lp->dev_map_idx = 0; 5172 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad"); 5173 isp_make_gone(isp, bus, tgt); 5174 } else { 5175 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "changed and departed", 5176 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5177 } 5178 } else { 5179 lp->portid = lp->new_portid; 5180 lp->roles = lp->new_roles; 5181 if (lp->dev_map_idx) { 5182 int t = lp->dev_map_idx - 1; 5183 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1; 5184 tgt = lp->dev_map_idx - 1; 5185 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "changed at", tgt, 5186 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5187 } else { 5188 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); 5189 } 5190 } 5191 break; 5192 case ISPASYNC_DEV_STAYED: 5193 __va_start(ap, cmd); 5194 bus = __va_arg(ap, int); 5195 lp = __va_arg(ap, fcportdb_t *); 5196 __va_end(ap); 5197 if (lp->dev_map_idx) { 5198 tgt = lp->dev_map_idx - 1; 5199 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "stayed at", tgt, 5200 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5201 } else { 5202 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "stayed", 5203 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5204 } 5205 break; 5206 case ISPASYNC_DEV_GONE: 5207 __va_start(ap, cmd); 5208 bus = __va_arg(ap, int); 5209 lp = __va_arg(ap, fcportdb_t *); 5210 __va_end(ap); 5211 fc = ISP_FC_PC(isp, bus); 5212 /* 5213 * If this has a virtual target and we haven't marked it 5214 * that we're going to have isp_gdt tell the OS it's gone, 5215 * set the isp_gdt timer running on it. 5216 * 5217 * If it isn't marked that isp_gdt is going to get rid of it, 5218 * announce that it's gone. 5219 * 5220 */ 5221 if (lp->dev_map_idx && lp->reserved == 0) { 5222 lp->reserved = 1; 5223 lp->state = FC_PORTDB_STATE_ZOMBIE; 5224 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time; 5225 if (fc->ready && !callout_active(&fc->gdt)) { 5226 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); 5227 callout_reset(&fc->gdt, hz, isp_gdt, fc); 5228 } 5229 tgt = lp->dev_map_idx - 1; 5230 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); 5231 } else if (lp->reserved == 0) { 5232 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); 5233 } 5234 break; 5235 case ISPASYNC_CHANGE_NOTIFY: 5236 { 5237 char *msg; 5238 int evt, nphdl, nlstate, reason; 5239 5240 __va_start(ap, cmd); 5241 bus = __va_arg(ap, int); 5242 evt = __va_arg(ap, int); 5243 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) { 5244 nphdl = __va_arg(ap, int); 5245 nlstate = __va_arg(ap, int); 5246 reason = __va_arg(ap, int); 5247 } else { 5248 nphdl = NIL_HANDLE; 5249 nlstate = reason = 0; 5250 } 5251 __va_end(ap); 5252 fc = ISP_FC_PC(isp, bus); 5253 5254 if (evt == ISPASYNC_CHANGE_PDB) { 5255 msg = "Chan %d Port Database Changed"; 5256 } else if (evt == ISPASYNC_CHANGE_SNS) { 5257 msg = "Chan %d Name Server Database Changed"; 5258 } else { 5259 msg = "Chan %d Other Change Notify"; 5260 } 5261 5262 /* 5263 * If the loop down timer is running, cancel it. 5264 */ 5265 if (fc->ready && callout_active(&fc->ldt)) { 5266 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_second); 5267 callout_stop(&fc->ldt); 5268 } 5269 isp_prt(isp, ISP_LOGINFO, msg, bus); 5270 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5271 isp_freeze_loopdown(isp, bus, msg); 5272 } 5273 wakeup(fc); 5274 break; 5275 } 5276 #ifdef ISP_TARGET_MODE 5277 case ISPASYNC_TARGET_NOTIFY: 5278 { 5279 isp_notify_t *notify; 5280 __va_start(ap, cmd); 5281 notify = __va_arg(ap, isp_notify_t *); 5282 __va_end(ap); 5283 switch (notify->nt_ncode) { 5284 case NT_ABORT_TASK: 5285 case NT_ABORT_TASK_SET: 5286 case NT_CLEAR_ACA: 5287 case NT_CLEAR_TASK_SET: 5288 case NT_LUN_RESET: 5289 case NT_TARGET_RESET: 5290 /* 5291 * These are task management functions. 5292 */ 5293 isp_handle_platform_target_tmf(isp, notify); 5294 break; 5295 case NT_BUS_RESET: 5296 case NT_LIP_RESET: 5297 case NT_LINK_UP: 5298 case NT_LINK_DOWN: 5299 /* 5300 * No action need be taken here. 5301 */ 5302 break; 5303 case NT_HBA_RESET: 5304 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 5305 break; 5306 case NT_LOGOUT: 5307 /* 5308 * This is device arrival/departure notification 5309 */ 5310 isp_handle_platform_target_notify_ack(isp, notify); 5311 break; 5312 case NT_ARRIVED: 5313 { 5314 struct ac_contract ac; 5315 struct ac_device_changed *fc; 5316 5317 ac.contract_number = AC_CONTRACT_DEV_CHG; 5318 fc = (struct ac_device_changed *) ac.contract_data; 5319 fc->wwpn = notify->nt_wwn; 5320 fc->port = notify->nt_sid; 5321 fc->target = notify->nt_nphdl; 5322 fc->arrived = 1; 5323 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5324 break; 5325 } 5326 case NT_DEPARTED: 5327 { 5328 struct ac_contract ac; 5329 struct ac_device_changed *fc; 5330 5331 ac.contract_number = AC_CONTRACT_DEV_CHG; 5332 fc = (struct ac_device_changed *) ac.contract_data; 5333 fc->wwpn = notify->nt_wwn; 5334 fc->port = notify->nt_sid; 5335 fc->target = notify->nt_nphdl; 5336 fc->arrived = 0; 5337 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5338 break; 5339 } 5340 default: 5341 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 5342 isp_handle_platform_target_notify_ack(isp, notify); 5343 break; 5344 } 5345 break; 5346 } 5347 case ISPASYNC_TARGET_ACTION: 5348 { 5349 isphdr_t *hp; 5350 5351 __va_start(ap, cmd); 5352 hp = __va_arg(ap, isphdr_t *); 5353 __va_end(ap); 5354 switch (hp->rqs_entry_type) { 5355 default: 5356 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 5357 break; 5358 case RQSTYPE_NOTIFY: 5359 if (IS_SCSI(isp)) { 5360 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp); 5361 } else if (IS_24XX(isp)) { 5362 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 5363 } else { 5364 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 5365 } 5366 break; 5367 case RQSTYPE_ATIO: 5368 if (IS_24XX(isp)) { 5369 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 5370 } else { 5371 isp_handle_platform_atio(isp, (at_entry_t *) hp); 5372 } 5373 break; 5374 case RQSTYPE_ATIO2: 5375 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 5376 break; 5377 case RQSTYPE_CTIO7: 5378 case RQSTYPE_CTIO3: 5379 case RQSTYPE_CTIO2: 5380 case RQSTYPE_CTIO: 5381 isp_handle_platform_ctio(isp, hp); 5382 break; 5383 case RQSTYPE_ABTS_RCVD: 5384 { 5385 abts_t *abts = (abts_t *)hp; 5386 isp_notify_t notify, *nt = ¬ify; 5387 tstate_t *tptr; 5388 fcportdb_t *lp; 5389 uint16_t chan; 5390 uint32_t sid, did; 5391 5392 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 5393 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 5394 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 5395 5396 nt->nt_hba = isp; 5397 nt->nt_did = did; 5398 nt->nt_nphdl = abts->abts_nphdl; 5399 nt->nt_sid = sid; 5400 isp_find_chan_by_did(isp, did, &chan); 5401 if (chan == ISP_NOCHAN) { 5402 nt->nt_tgt = TGT_ANY; 5403 } else { 5404 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 5405 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) { 5406 nt->nt_wwn = lp->port_wwn; 5407 } else { 5408 nt->nt_wwn = INI_ANY; 5409 } 5410 } 5411 /* 5412 * Try hard to find the lun for this command. 5413 */ 5414 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 5415 if (tptr) { 5416 nt->nt_lun = xpt_path_lun_id(tptr->owner); 5417 rls_lun_statep(isp, tptr); 5418 } else { 5419 nt->nt_lun = LUN_ANY; 5420 } 5421 nt->nt_need_ack = 1; 5422 nt->nt_tagval = abts->abts_rxid_task; 5423 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 5424 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 5425 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)", 5426 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 5427 } else { 5428 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)", 5429 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 5430 } 5431 nt->nt_channel = chan; 5432 nt->nt_ncode = NT_ABORT_TASK; 5433 nt->nt_lreserved = hp; 5434 isp_handle_platform_target_tmf(isp, nt); 5435 break; 5436 } 5437 case RQSTYPE_ENABLE_LUN: 5438 case RQSTYPE_MODIFY_LUN: 5439 isp_ledone(isp, (lun_entry_t *) hp); 5440 break; 5441 } 5442 break; 5443 } 5444 #endif 5445 case ISPASYNC_FW_CRASH: 5446 { 5447 uint16_t mbox1, mbox6; 5448 mbox1 = ISP_READ(isp, OUTMAILBOX1); 5449 if (IS_DUALBUS(isp)) { 5450 mbox6 = ISP_READ(isp, OUTMAILBOX6); 5451 } else { 5452 mbox6 = 0; 5453 } 5454 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 5455 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 5456 isp->isp_osinfo.mbox_sleep_ok = 0; 5457 isp_reinit(isp, 1); 5458 isp->isp_osinfo.mbox_sleep_ok = mbox1; 5459 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 5460 break; 5461 } 5462 default: 5463 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 5464 break; 5465 } 5466 } 5467 5468 5469 /* 5470 * Locks are held before coming here. 5471 */ 5472 void 5473 isp_uninit(ispsoftc_t *isp) 5474 { 5475 if (IS_24XX(isp)) { 5476 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 5477 } else { 5478 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 5479 } 5480 ISP_DISABLE_INTS(isp); 5481 } 5482 5483 /* 5484 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 5485 * up from our platform default (defww{p|n}n) and morph them based upon 5486 * channel. 5487 * 5488 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 5489 * based upon channel. 5490 */ 5491 5492 uint64_t 5493 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 5494 { 5495 uint64_t seed; 5496 struct isp_fc *fc = ISP_FC_PC(isp, chan); 5497 5498 /* 5499 * If we're asking for a active WWN, the default overrides get 5500 * returned, otherwise the NVRAM value is picked. 5501 * 5502 * If we're asking for a default WWN, we just pick the default override. 5503 */ 5504 if (isactive) { 5505 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5506 if (seed) { 5507 return (seed); 5508 } 5509 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 5510 if (seed) { 5511 return (seed); 5512 } 5513 return (0x400000007F000009ull); 5514 } else { 5515 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5516 } 5517 5518 5519 /* 5520 * For channel zero just return what we have. For either ACTIVE or 5521 * DEFAULT cases, we depend on default override of NVRAM values for 5522 * channel zero. 5523 */ 5524 if (chan == 0) { 5525 return (seed); 5526 } 5527 5528 /* 5529 * For other channels, we are doing one of three things: 5530 * 5531 * 1. If what we have now is non-zero, return it. Otherwise we morph 5532 * values from channel 0. 2. If we're here for a WWPN we synthesize 5533 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 5534 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 5535 */ 5536 5537 if (seed) { 5538 return (seed); 5539 } 5540 if (isactive) { 5541 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 5542 } else { 5543 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 5544 } 5545 5546 if (((seed >> 60) & 0xf) == 2) { 5547 /* 5548 * The type 2 NAA fields for QLogic cards appear be laid out 5549 * thusly: 5550 * 5551 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 5552 * port (1) or node (0) WWN distinguishor bit 48 5553 * physical port on dual-port chips (23XX/24XX) 5554 * 5555 * This is somewhat nutty, particularly since bit 48 is 5556 * irrelevant as they assign separate serial numbers to 5557 * different physical ports anyway. 5558 * 5559 * We'll stick our channel number plus one first into bits 5560 * 57..59 and thence into bits 52..55 which allows for 8 bits 5561 * of channel which is comfortably more than our maximum 5562 * (126) now. 5563 */ 5564 seed &= ~0x0FF0000000000000ULL; 5565 if (iswwnn == 0) { 5566 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 5567 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 5568 } 5569 } else { 5570 seed = 0; 5571 } 5572 return (seed); 5573 } 5574 5575 void 5576 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 5577 { 5578 int loc; 5579 char lbuf[128]; 5580 __va_list ap; 5581 5582 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5583 return; 5584 } 5585 ksprintf(lbuf, "%s: ", device_get_nameunit(isp->isp_dev)); 5586 loc = strlen(lbuf); 5587 __va_start(ap, fmt); 5588 kvsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 5589 __va_end(ap); 5590 kprintf("%s\n", lbuf); 5591 } 5592 5593 void 5594 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 5595 { 5596 __va_list ap; 5597 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5598 return; 5599 } 5600 xpt_print_path(xs->ccb_h.path); 5601 __va_start(ap, fmt); 5602 kvprintf(fmt, ap); 5603 __va_end(ap); 5604 kprintf("\n"); 5605 } 5606 5607 uint64_t 5608 isp_nanotime_sub(struct timespec *b, struct timespec *a) 5609 { 5610 uint64_t elapsed; 5611 struct timespec x = *b; 5612 timespecsub(&x, a); 5613 elapsed = GET_NANOSEC(&x); 5614 if (elapsed == 0) 5615 elapsed++; 5616 return (elapsed); 5617 } 5618 5619 int 5620 isp_mbox_acquire(ispsoftc_t *isp) 5621 { 5622 if (isp->isp_osinfo.mboxbsy) { 5623 return (1); 5624 } else { 5625 isp->isp_osinfo.mboxcmd_done = 0; 5626 isp->isp_osinfo.mboxbsy = 1; 5627 return (0); 5628 } 5629 } 5630 5631 void 5632 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 5633 { 5634 unsigned int usecs = mbp->timeout; 5635 unsigned int max, olim, ilim; 5636 5637 if (usecs == 0) { 5638 usecs = MBCMD_DEFAULT_TIMEOUT; 5639 } 5640 max = isp->isp_mbxwrk0 + 1; 5641 5642 if (isp->isp_osinfo.mbox_sleep_ok) { 5643 unsigned int ms = (usecs + 999) / 1000; 5644 5645 isp->isp_osinfo.mbox_sleep_ok = 0; 5646 isp->isp_osinfo.mbox_sleeping = 1; 5647 for (olim = 0; olim < max; olim++) { 5648 lksleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, 0, "ispmbx_sleep", isp_mstohz(ms)); 5649 if (isp->isp_osinfo.mboxcmd_done) { 5650 break; 5651 } 5652 } 5653 isp->isp_osinfo.mbox_sleep_ok = 1; 5654 isp->isp_osinfo.mbox_sleeping = 0; 5655 } else { 5656 for (olim = 0; olim < max; olim++) { 5657 for (ilim = 0; ilim < usecs; ilim += 100) { 5658 uint32_t isr; 5659 uint16_t sema, mbox; 5660 if (isp->isp_osinfo.mboxcmd_done) { 5661 break; 5662 } 5663 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 5664 isp_intr(isp, isr, sema, mbox); 5665 if (isp->isp_osinfo.mboxcmd_done) { 5666 break; 5667 } 5668 } 5669 ISP_DELAY(100); 5670 } 5671 if (isp->isp_osinfo.mboxcmd_done) { 5672 break; 5673 } 5674 } 5675 } 5676 if (isp->isp_osinfo.mboxcmd_done == 0) { 5677 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 5678 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 5679 mbp->param[0] = MBOX_TIMEOUT; 5680 isp->isp_osinfo.mboxcmd_done = 1; 5681 } 5682 } 5683 5684 void 5685 isp_mbox_notify_done(ispsoftc_t *isp) 5686 { 5687 if (isp->isp_osinfo.mbox_sleeping) { 5688 wakeup(&isp->isp_mbxworkp); 5689 } 5690 isp->isp_osinfo.mboxcmd_done = 1; 5691 } 5692 5693 void 5694 isp_mbox_release(ispsoftc_t *isp) 5695 { 5696 isp->isp_osinfo.mboxbsy = 0; 5697 } 5698 5699 int 5700 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 5701 { 5702 int ret = 0; 5703 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 5704 ret = -1; 5705 } else { 5706 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 5707 } 5708 return (ret); 5709 } 5710 5711 int 5712 isp_mstohz(int ms) 5713 { 5714 int hz; 5715 struct timeval t; 5716 t.tv_sec = ms / 1000; 5717 t.tv_usec = (ms % 1000) * 1000; 5718 hz = tvtohz_high(&t); 5719 if (hz < 0) { 5720 hz = 0x7fffffff; 5721 } 5722 if (hz == 0) { 5723 hz = 1; 5724 } 5725 return (hz); 5726 } 5727 5728 void 5729 isp_platform_intr(void *arg) 5730 { 5731 ispsoftc_t *isp = arg; 5732 uint32_t isr; 5733 uint16_t sema, mbox; 5734 5735 ISP_LOCK(isp); 5736 isp->isp_intcnt++; 5737 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) { 5738 isp->isp_intbogus++; 5739 } else { 5740 isp_intr(isp, isr, sema, mbox); 5741 } 5742 ISP_UNLOCK(isp); 5743 } 5744 5745 void 5746 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 5747 { 5748 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 5749 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 5750 } else { 5751 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 5752 } 5753 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 5754 } 5755 5756 void 5757 isp_timer(void *arg) 5758 { 5759 ispsoftc_t *isp = arg; 5760 5761 ISP_LOCK(isp); 5762 #ifdef ISP_TARGET_MODE 5763 isp_tmcmd_restart(isp); 5764 #endif 5765 ISP_UNLOCK(isp); 5766 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 5767 } 5768