1/*- 2 * Copyright (c) 1997-2009 by Matthew Jacob 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice immediately at the beginning of the file, without modification, 10 * this list of conditions, and the following disclaimer. 11 * 2. The name of the author may not be used to endorse or promote products 12 * derived from this software without specific prior written permission. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27/* 28 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 29 */ 30#include <sys/cdefs.h> 31__FBSDID("$FreeBSD$"); 32#include <dev/isp/isp_freebsd.h> 33#include <sys/unistd.h> 34#include <sys/kthread.h> 35#include <sys/conf.h> 36#include <sys/module.h> 37#include <sys/ioccom.h> 38#include <dev/isp/isp_ioctl.h> 39#include <sys/devicestat.h> 40#include <cam/cam_periph.h> 41#include <cam/cam_xpt_periph.h> 42 43#if __FreeBSD_version < 800002 44#define THREAD_CREATE kthread_create 45#else 46#define THREAD_CREATE kproc_create 47#endif 48 49MODULE_VERSION(isp, 1); 50MODULE_DEPEND(isp, cam, 1, 1, 1); 51int isp_announced = 0; 52int isp_fabric_hysteresis = 5; 53int isp_loop_down_limit = 60; /* default loop down limit */ 54int isp_change_is_bad = 0; /* "changed" devices are bad */ 55int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 56int isp_gone_device_time = 30; /* grace time before reporting device lost */ 57int isp_autoconfig = 1; /* automatically attach/detach devices */ 58static const char prom3[] = "Chan %d PortID 0x%06x Departed from Target %u because of %s"; 59 60static void isp_freeze_loopdown(ispsoftc_t *, int, char *); 61static d_ioctl_t ispioctl; 62static void isp_intr_enable(void *); 63static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 64static void isp_poll(struct cam_sim *); 65static timeout_t isp_watchdog; 66static timeout_t isp_gdt; 67static task_fn_t isp_gdt_task; 68static timeout_t isp_ldt; 69static task_fn_t isp_ldt_task; 70static void isp_kthread(void *); 71static void isp_action(struct cam_sim *, union ccb *); 72#ifdef ISP_INTERNAL_TARGET 73static void isp_target_thread_pi(void *); 74static void isp_target_thread_fc(void *); 75#endif 76static int isp_timer_count; 77static void isp_timer(void *); 78 79static struct cdevsw isp_cdevsw = { 80 .d_version = D_VERSION, 81 .d_ioctl = ispioctl, 82 .d_name = "isp", 83}; 84 85static int 86isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 87{ 88 struct ccb_setasync csa; 89 struct cam_sim *sim; 90 struct cam_path *path; 91 92 /* 93 * Construct our SIM entry. 94 */ 95 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); 96 97 if (sim == NULL) { 98 return (ENOMEM); 99 } 100 101 ISP_LOCK(isp); 102 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) { 103 ISP_UNLOCK(isp); 104 cam_sim_free(sim, FALSE); 105 return (EIO); 106 } 107 ISP_UNLOCK(isp); 108 if (xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 109 ISP_LOCK(isp); 110 xpt_bus_deregister(cam_sim_path(sim)); 111 ISP_UNLOCK(isp); 112 cam_sim_free(sim, FALSE); 113 return (ENXIO); 114 } 115 xpt_setup_ccb(&csa.ccb_h, path, 5); 116 csa.ccb_h.func_code = XPT_SASYNC_CB; 117 csa.event_enable = AC_LOST_DEVICE; 118 csa.callback = isp_cam_async; 119 csa.callback_arg = sim; 120 121 ISP_LOCK(isp); 122 xpt_action((union ccb *)&csa); 123 ISP_UNLOCK(isp); 124 125 if (IS_SCSI(isp)) { 126 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 127 spi->sim = sim; 128 spi->path = path; 129#ifdef ISP_INTERNAL_TARGET 130 ISP_SET_PC(isp, chan, proc_active, 1); 131 if (THREAD_CREATE(isp_target_thread_pi, spi, &spi->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 132 ISP_SET_PC(isp, chan, proc_active, 0); 133 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 134 } 135#endif 136 } else { 137 fcparam *fcp = FCPARAM(isp, chan); 138 struct isp_fc *fc = ISP_FC_PC(isp, chan); 139 140 ISP_LOCK(isp); 141 fc->sim = sim; 142 fc->path = path; 143 fc->isp = isp; 144 fc->ready = 1; 145 146 callout_init_mtx(&fc->ldt, &isp->isp_osinfo.lock, 0); 147 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 148 TASK_INIT(&fc->ltask, 1, isp_ldt_task, fc); 149 TASK_INIT(&fc->gtask, 1, isp_gdt_task, fc); 150 151 /* 152 * We start by being "loop down" if we have an initiator role 153 */ 154 if (fcp->role & ISP_ROLE_INITIATOR) { 155 isp_freeze_loopdown(isp, chan, "isp_attach"); 156 callout_reset(&fc->ldt, isp_quickboot_time * hz, isp_ldt, fc); 157 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Starting Initial Loop Down Timer @ %lu", (unsigned long) time_uptime); 158 } 159 ISP_UNLOCK(isp); 160 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 161 xpt_free_path(fc->path); 162 ISP_LOCK(isp); 163 if (callout_active(&fc->ldt)) 164 callout_stop(&fc->ldt); 165 xpt_bus_deregister(cam_sim_path(fc->sim)); 166 ISP_UNLOCK(isp); 167 cam_sim_free(fc->sim, FALSE); 168 return (ENOMEM); 169 } 170#ifdef ISP_INTERNAL_TARGET 171 ISP_SET_PC(isp, chan, proc_active, 1); 172 if (THREAD_CREATE(isp_target_thread_fc, fc, &fc->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 173 ISP_SET_PC(isp, chan, proc_active, 0); 174 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 175 } 176#endif 177 if (chan == 0) { 178 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(isp->isp_osinfo.dev); 179 struct sysctl_oid *tree = device_get_sysctl_tree(isp->isp_osinfo.dev); 180 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwnn", CTLFLAG_RD, &FCPARAM(isp, 0)->isp_wwnn, "World Wide Node Name"); 181 SYSCTL_ADD_QUAD(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "wwpn", CTLFLAG_RD, &FCPARAM(isp, 0)->isp_wwpn, "World Wide Port Name"); 182 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "loop_down_limit", CTLFLAG_RW, &ISP_FC_PC(isp, 0)->loop_down_limit, 0, "Loop Down Limit"); 183 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "gone_device_time", CTLFLAG_RW, &ISP_FC_PC(isp, 0)->gone_device_time, 0, "Gone Device Time"); 184#if defined(ISP_TARGET_MODE) && defined(DEBUG) 185 SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, "inject_lost_data_frame", CTLFLAG_RW, &ISP_FC_PC(isp, 0)->inject_lost_data_frame, 0, "Cause a Lost Frame on a Read"); 186#endif 187 } 188 } 189 return (0); 190} 191 192int 193isp_attach(ispsoftc_t *isp) 194{ 195 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 196 int du = device_get_unit(isp->isp_dev); 197 int chan; 198 199 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 200 isp->isp_osinfo.ehook.ich_arg = isp; 201 /* 202 * Haha. Set this first, because if we're loaded as a module isp_intr_enable 203 * will be called right awawy, which will clear isp_osinfo.ehook_active, 204 * which would be unwise to then set again later. 205 */ 206 isp->isp_osinfo.ehook_active = 1; 207 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 208 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 209 return (-EIO); 210 } 211 212 /* 213 * Create the device queue for our SIM(s). 214 */ 215 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 216 if (isp->isp_osinfo.devq == NULL) { 217 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 218 return (EIO); 219 } 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_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 228 isp_timer_count = hz >> 2; 229 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 230 isp->isp_osinfo.timer_active = 1; 231 232 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 233 if (isp->isp_osinfo.cdev) { 234 isp->isp_osinfo.cdev->si_drv1 = isp; 235 } 236 return (0); 237 238unwind: 239 while (--chan >= 0) { 240 struct cam_sim *sim; 241 struct cam_path *path; 242 if (IS_FC(isp)) { 243 sim = ISP_FC_PC(isp, chan)->sim; 244 path = ISP_FC_PC(isp, chan)->path; 245 } else { 246 sim = ISP_SPI_PC(isp, chan)->sim; 247 path = ISP_SPI_PC(isp, chan)->path; 248 } 249 xpt_free_path(path); 250 ISP_LOCK(isp); 251 xpt_bus_deregister(cam_sim_path(sim)); 252 ISP_UNLOCK(isp); 253 cam_sim_free(sim, FALSE); 254 } 255 if (isp->isp_osinfo.ehook_active) { 256 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 257 isp->isp_osinfo.ehook_active = 0; 258 } 259 if (isp->isp_osinfo.cdev) { 260 destroy_dev(isp->isp_osinfo.cdev); 261 isp->isp_osinfo.cdev = NULL; 262 } 263 cam_simq_free(isp->isp_osinfo.devq); 264 isp->isp_osinfo.devq = NULL; 265 return (-1); 266} 267 268int 269isp_detach(ispsoftc_t *isp) 270{ 271 struct cam_sim *sim; 272 struct cam_path *path; 273 struct ccb_setasync csa; 274 int chan; 275 276 ISP_LOCK(isp); 277 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 278 if (IS_FC(isp)) { 279 sim = ISP_FC_PC(isp, chan)->sim; 280 path = ISP_FC_PC(isp, chan)->path; 281 } else { 282 sim = ISP_SPI_PC(isp, chan)->sim; 283 path = ISP_SPI_PC(isp, chan)->path; 284 } 285 if (sim->refcount > 2) { 286 ISP_UNLOCK(isp); 287 return (EBUSY); 288 } 289 } 290 if (isp->isp_osinfo.timer_active) { 291 callout_stop(&isp->isp_osinfo.tmo); 292 isp->isp_osinfo.timer_active = 0; 293 } 294 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 295 if (IS_FC(isp)) { 296 sim = ISP_FC_PC(isp, chan)->sim; 297 path = ISP_FC_PC(isp, chan)->path; 298 } else { 299 sim = ISP_SPI_PC(isp, chan)->sim; 300 path = ISP_SPI_PC(isp, chan)->path; 301 } 302 xpt_setup_ccb(&csa.ccb_h, path, 5); 303 csa.ccb_h.func_code = XPT_SASYNC_CB; 304 csa.event_enable = 0; 305 csa.callback = isp_cam_async; 306 csa.callback_arg = sim; 307 ISP_LOCK(isp); 308 xpt_action((union ccb *)&csa); 309 ISP_UNLOCK(isp); 310 xpt_free_path(path); 311 xpt_bus_deregister(cam_sim_path(sim)); 312 cam_sim_free(sim, FALSE); 313 } 314 ISP_UNLOCK(isp); 315 if (isp->isp_osinfo.cdev) { 316 destroy_dev(isp->isp_osinfo.cdev); 317 isp->isp_osinfo.cdev = NULL; 318 } 319 if (isp->isp_osinfo.ehook_active) { 320 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 321 isp->isp_osinfo.ehook_active = 0; 322 } 323 if (isp->isp_osinfo.devq != NULL) { 324 cam_simq_free(isp->isp_osinfo.devq); 325 isp->isp_osinfo.devq = NULL; 326 } 327 return (0); 328} 329 330static void 331isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg) 332{ 333 if (IS_FC(isp)) { 334 struct isp_fc *fc = ISP_FC_PC(isp, chan); 335 if (fc->simqfrozen == 0) { 336 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan); 337 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 338 xpt_freeze_simq(fc->sim, 1); 339 } else { 340 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan); 341 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 342 } 343 } 344} 345 346static void 347isp_unfreeze_loopdown(ispsoftc_t *isp, int chan) 348{ 349 if (IS_FC(isp)) { 350 struct isp_fc *fc = ISP_FC_PC(isp, chan); 351 int wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 352 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 353 if (wasfrozen && fc->simqfrozen == 0) { 354 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan); 355 xpt_release_simq(fc->sim, 1); 356 } 357 } 358} 359 360 361static int 362ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 363{ 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->prli_word3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 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 734static void 735isp_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 763static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 764static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 765 766static ISP_INLINE int 767isp_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 777static ISP_INLINE void 778isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 779{ 780 if (ISP_PCMD(ccb)) { 781#ifdef ISP_TARGET_MODE 782 PISP_PCMD(ccb)->datalen = 0; 783 PISP_PCMD(ccb)->totslen = 0; 784 PISP_PCMD(ccb)->cumslen = 0; 785 PISP_PCMD(ccb)->crn = 0; 786#endif 787 PISP_PCMD(ccb)->next = isp->isp_osinfo.pcmd_free; 788 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 789 ISP_PCMD(ccb) = NULL; 790 } 791} 792 793/* 794 * Put the target mode functions here, because some are inlines 795 */ 796#ifdef ISP_TARGET_MODE 797static ISP_INLINE void isp_tmlock(ispsoftc_t *, const char *); 798static ISP_INLINE void isp_tmunlk(ispsoftc_t *); 799static ISP_INLINE int is_any_lun_enabled(ispsoftc_t *, int); 800static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 801static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 802static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 803static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 804static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 805static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 806static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 807static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 808static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 809static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 810static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 811static void destroy_lun_state(ispsoftc_t *, tstate_t *); 812static void isp_enable_lun(ispsoftc_t *, union ccb *); 813static cam_status isp_enable_deferred_luns(ispsoftc_t *, int); 814static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t); 815static void isp_disable_lun(ispsoftc_t *, union ccb *); 816static int isp_enable_target_mode(ispsoftc_t *, int); 817static int isp_disable_target_mode(ispsoftc_t *, int); 818static void isp_ledone(ispsoftc_t *, lun_entry_t *); 819static timeout_t isp_refire_putback_atio; 820static timeout_t isp_refire_notify_ack; 821static void isp_complete_ctio(union ccb *); 822static void isp_target_putback_atio(union ccb *); 823enum Start_Ctio_How { FROM_CAM, FROM_TIMER, FROM_SRR, FROM_CTIO_DONE }; 824static void isp_target_start_ctio(ispsoftc_t *, union ccb *, enum Start_Ctio_How); 825static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 826static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 827static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 828static void isp_handle_platform_ctio(ispsoftc_t *, void *); 829static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 830static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 831static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 832static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 833static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 834static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 835static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 836 837static ISP_INLINE void 838isp_tmlock(ispsoftc_t *isp, const char *msg) 839{ 840 while (isp->isp_osinfo.tmbusy) { 841 isp->isp_osinfo.tmwanted = 1; 842 mtx_sleep(isp, &isp->isp_lock, PRIBIO, msg, 0); 843 } 844 isp->isp_osinfo.tmbusy = 1; 845} 846 847static ISP_INLINE void 848isp_tmunlk(ispsoftc_t *isp) 849{ 850 isp->isp_osinfo.tmbusy = 0; 851 if (isp->isp_osinfo.tmwanted) { 852 isp->isp_osinfo.tmwanted = 0; 853 wakeup(isp); 854 } 855} 856 857static ISP_INLINE int 858is_any_lun_enabled(ispsoftc_t *isp, int bus) 859{ 860 struct tslist *lhp; 861 int i; 862 863 for (i = 0; i < LUN_HASH_SIZE; i++) { 864 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 865 if (SLIST_FIRST(lhp)) 866 return (1); 867 } 868 return (0); 869} 870 871static ISP_INLINE int 872is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 873{ 874 tstate_t *tptr; 875 struct tslist *lhp; 876 877 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 878 SLIST_FOREACH(tptr, lhp, next) { 879 if (xpt_path_lun_id(tptr->owner) == lun) { 880 return (1); 881 } 882 } 883 return (0); 884} 885 886static void 887dump_tstates(ispsoftc_t *isp, int bus) 888{ 889 int i, j; 890 struct tslist *lhp; 891 tstate_t *tptr = NULL; 892 893 if (bus >= isp->isp_nchan) { 894 return; 895 } 896 for (i = 0; i < LUN_HASH_SIZE; i++) { 897 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 898 j = 0; 899 SLIST_FOREACH(tptr, lhp, next) { 900 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 901 j++; 902 } 903 } 904} 905 906static ISP_INLINE tstate_t * 907get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 908{ 909 tstate_t *tptr = NULL; 910 struct tslist *lhp; 911 int i; 912 913 if (bus < isp->isp_nchan) { 914 for (i = 0; i < LUN_HASH_SIZE; i++) { 915 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 916 SLIST_FOREACH(tptr, lhp, next) { 917 if (xpt_path_lun_id(tptr->owner) == lun) { 918 tptr->hold++; 919 return (tptr); 920 } 921 } 922 } 923 } 924 return (NULL); 925} 926 927static ISP_INLINE tstate_t * 928get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 929{ 930 tstate_t *tptr = NULL; 931 atio_private_data_t *atp; 932 struct tslist *lhp; 933 int i; 934 935 if (bus < isp->isp_nchan && tagval != 0) { 936 for (i = 0; i < LUN_HASH_SIZE; i++) { 937 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 938 SLIST_FOREACH(tptr, lhp, next) { 939 atp = isp_get_atpd(isp, tptr, tagval); 940 if (atp && atp->tag == tagval) { 941 tptr->hold++; 942 return (tptr); 943 } 944 } 945 } 946 } 947 return (NULL); 948} 949 950static ISP_INLINE inot_private_data_t * 951get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 952{ 953 inot_private_data_t *ntp; 954 tstate_t *tptr; 955 struct tslist *lhp; 956 int bus, i; 957 958 for (bus = 0; bus < isp->isp_nchan; bus++) { 959 for (i = 0; i < LUN_HASH_SIZE; i++) { 960 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 961 SLIST_FOREACH(tptr, lhp, next) { 962 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 963 if (ntp) { 964 *rslt = tptr; 965 tptr->hold++; 966 return (ntp); 967 } 968 } 969 } 970 } 971 return (NULL); 972} 973 974static ISP_INLINE void 975rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 976{ 977 KASSERT((tptr->hold), ("tptr not held")); 978 tptr->hold--; 979} 980 981static void 982isp_tmcmd_restart(ispsoftc_t *isp) 983{ 984 inot_private_data_t *ntp; 985 inot_private_data_t *restart_queue; 986 tstate_t *tptr; 987 union ccb *ccb; 988 struct tslist *lhp; 989 int bus, i; 990 991 for (bus = 0; bus < isp->isp_nchan; bus++) { 992 for (i = 0; i < LUN_HASH_SIZE; i++) { 993 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 994 SLIST_FOREACH(tptr, lhp, next) { 995 if ((restart_queue = tptr->restart_queue) != NULL) 996 tptr->restart_queue = NULL; 997 while (restart_queue) { 998 ntp = restart_queue; 999 restart_queue = ntp->rd.nt.nt_hba; 1000 if (IS_24XX(isp)) { 1001 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 1002 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 1003 } else { 1004 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 1005 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 1006 } 1007 isp_put_ntpd(isp, tptr, ntp); 1008 if (tptr->restart_queue && restart_queue != NULL) { 1009 ntp = tptr->restart_queue; 1010 tptr->restart_queue = restart_queue; 1011 while (restart_queue->rd.nt.nt_hba) { 1012 restart_queue = restart_queue->rd.nt.nt_hba; 1013 } 1014 restart_queue->rd.nt.nt_hba = ntp; 1015 break; 1016 } 1017 } 1018 /* 1019 * We only need to do this once per tptr 1020 */ 1021 if (!TAILQ_EMPTY(&tptr->waitq)) { 1022 ccb = (union ccb *)TAILQ_LAST(&tptr->waitq, isp_ccbq); 1023 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1024 isp_target_start_ctio(isp, ccb, FROM_TIMER); 1025 } 1026 } 1027 } 1028 } 1029} 1030 1031static ISP_INLINE atio_private_data_t * 1032isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 1033{ 1034 atio_private_data_t *atp; 1035 1036 if (tag == 0) { 1037 atp = tptr->atfree; 1038 if (atp) { 1039 tptr->atfree = atp->next; 1040 } 1041 return (atp); 1042 } 1043 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1044 if (atp->tag == tag) { 1045 return (atp); 1046 } 1047 } 1048 return (NULL); 1049} 1050 1051static ISP_INLINE void 1052isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 1053{ 1054 if (atp->ests) { 1055 isp_put_ecmd(isp, atp->ests); 1056 } 1057 memset(atp, 0, sizeof (*atp)); 1058 atp->next = tptr->atfree; 1059 tptr->atfree = atp; 1060} 1061 1062static void 1063isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 1064{ 1065 atio_private_data_t *atp; 1066 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 1067 1068 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 1069 if (atp->tag == 0) { 1070 continue; 1071 } 1072 xpt_print(tptr->owner, "ATP: [0x%x] origdlen %u bytes_xfrd %u lun %u nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s\n", 1073 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 1074 } 1075} 1076 1077 1078static ISP_INLINE inot_private_data_t * 1079isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 1080{ 1081 inot_private_data_t *ntp; 1082 ntp = tptr->ntfree; 1083 if (ntp) { 1084 tptr->ntfree = ntp->next; 1085 } 1086 return (ntp); 1087} 1088 1089static ISP_INLINE inot_private_data_t * 1090isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 1091{ 1092 inot_private_data_t *ntp; 1093 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 1094 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 1095 return (ntp); 1096 } 1097 } 1098 return (NULL); 1099} 1100 1101static ISP_INLINE void 1102isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 1103{ 1104 ntp->rd.tag_id = ntp->rd.seq_id = 0; 1105 ntp->next = tptr->ntfree; 1106 tptr->ntfree = ntp; 1107} 1108 1109static cam_status 1110create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 1111{ 1112 cam_status status; 1113 lun_id_t lun; 1114 struct tslist *lhp; 1115 tstate_t *tptr; 1116 int i; 1117 1118 lun = xpt_path_lun_id(path); 1119 if (lun != CAM_LUN_WILDCARD) { 1120 if (lun >= ISP_MAX_LUNS(isp)) { 1121 return (CAM_LUN_INVALID); 1122 } 1123 } 1124 if (is_lun_enabled(isp, bus, lun)) { 1125 return (CAM_LUN_ALRDY_ENA); 1126 } 1127 tptr = malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1128 if (tptr == NULL) { 1129 return (CAM_RESRC_UNAVAIL); 1130 } 1131 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1132 if (status != CAM_REQ_CMP) { 1133 free(tptr, M_DEVBUF); 1134 return (status); 1135 } 1136 SLIST_INIT(&tptr->atios); 1137 SLIST_INIT(&tptr->inots); 1138 TAILQ_INIT(&tptr->waitq); 1139 for (i = 0; i < ATPDPSIZE-1; i++) { 1140 tptr->atpool[i].next = &tptr->atpool[i+1]; 1141 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1142 } 1143 tptr->atfree = tptr->atpool; 1144 tptr->ntfree = tptr->ntpool; 1145 tptr->hold = 1; 1146 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1147 SLIST_INSERT_HEAD(lhp, tptr, next); 1148 *rslt = tptr; 1149 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1150 return (CAM_REQ_CMP); 1151} 1152 1153static ISP_INLINE void 1154destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1155{ 1156 union ccb *ccb; 1157 struct tslist *lhp; 1158 1159 KASSERT((tptr->hold != 0), ("tptr is not held")); 1160 KASSERT((tptr->hold == 1), ("tptr still held (%d)", tptr->hold)); 1161 do { 1162 ccb = (union ccb *)SLIST_FIRST(&tptr->atios); 1163 if (ccb) { 1164 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1165 ccb->ccb_h.status = CAM_REQ_ABORTED; 1166 xpt_done(ccb); 1167 } 1168 } while (ccb); 1169 do { 1170 ccb = (union ccb *)SLIST_FIRST(&tptr->inots); 1171 if (ccb) { 1172 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 1173 ccb->ccb_h.status = CAM_REQ_ABORTED; 1174 xpt_done(ccb); 1175 } 1176 } while (ccb); 1177 ISP_GET_PC_ADDR(isp, cam_sim_bus(xpt_path_sim(tptr->owner)), lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1178 SLIST_REMOVE(lhp, tptr, tstate, next); 1179 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "destroyed tstate\n"); 1180 xpt_free_path(tptr->owner); 1181 free(tptr, M_DEVBUF); 1182} 1183 1184/* 1185 * Enable a lun. 1186 */ 1187static void 1188isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1189{ 1190 tstate_t *tptr = NULL; 1191 int bus, tm_enabled, target_role; 1192 target_id_t target; 1193 lun_id_t lun; 1194 1195 1196 /* 1197 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun 1198 */ 1199 bus = XS_CHANNEL(ccb); 1200 target = ccb->ccb_h.target_id; 1201 lun = ccb->ccb_h.target_lun; 1202 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "enabling lun %u\n", lun); 1203 if (target != CAM_TARGET_WILDCARD && target != 0) { 1204 ccb->ccb_h.status = CAM_TID_INVALID; 1205 xpt_done(ccb); 1206 return; 1207 } 1208 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1209 ccb->ccb_h.status = CAM_LUN_INVALID; 1210 xpt_done(ccb); 1211 return; 1212 } 1213 1214 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1215 ccb->ccb_h.status = CAM_LUN_INVALID; 1216 xpt_done(ccb); 1217 return; 1218 } 1219 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1220 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1221 } 1222 1223 /* 1224 * Wait until we're not busy with the lun enables subsystem 1225 */ 1226 isp_tmlock(isp, "isp_enable_lun"); 1227 1228 /* 1229 * This is as a good a place as any to check f/w capabilities. 1230 */ 1231 1232 if (IS_FC(isp)) { 1233 if (ISP_CAP_TMODE(isp) == 0) { 1234 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n"); 1235 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1236 goto done; 1237 } 1238 /* 1239 * We *could* handle non-SCCLUN f/w, but we'd have to 1240 * dork with our already fragile enable/disable code. 1241 */ 1242 if (ISP_CAP_SCCFW(isp) == 0) { 1243 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n"); 1244 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1245 goto done; 1246 } 1247 1248 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1249 1250 } else { 1251 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1252 } 1253 1254 /* 1255 * Create the state pointer. 1256 * It should not already exist. 1257 */ 1258 tptr = get_lun_statep(isp, bus, lun); 1259 if (tptr) { 1260 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1261 goto done; 1262 } 1263 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1264 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1265 goto done; 1266 } 1267 1268 /* 1269 * We have a tricky maneuver to perform here. 1270 * 1271 * If target mode isn't already enabled here, 1272 * *and* our current role includes target mode, 1273 * we enable target mode here. 1274 * 1275 */ 1276 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1277 if (tm_enabled == 0 && target_role != 0) { 1278 if (isp_enable_target_mode(isp, bus)) { 1279 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1280 destroy_lun_state(isp, tptr); 1281 tptr = NULL; 1282 goto done; 1283 } 1284 tm_enabled = 1; 1285 } 1286 1287 /* 1288 * Now check to see whether this bus is in target mode already. 1289 * 1290 * If not, a later role change into target mode will finish the job. 1291 */ 1292 if (tm_enabled == 0) { 1293 ISP_SET_PC(isp, bus, tm_enable_defer, 1); 1294 ccb->ccb_h.status = CAM_REQ_CMP; 1295 xpt_print(ccb->ccb_h.path, "Target Mode not enabled yet- lun enable deferred\n"); 1296 goto done1; 1297 } 1298 1299 /* 1300 * Enable the lun. 1301 */ 1302 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun); 1303 1304done: 1305 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1306 if (tptr) { 1307 destroy_lun_state(isp, tptr); 1308 tptr = NULL; 1309 } 1310 } else { 1311 tptr->enabled = 1; 1312 } 1313done1: 1314 if (tptr) { 1315 rls_lun_statep(isp, tptr); 1316 } 1317 1318 /* 1319 * And we're outta here.... 1320 */ 1321 isp_tmunlk(isp); 1322 xpt_done(ccb); 1323} 1324 1325static cam_status 1326isp_enable_deferred_luns(ispsoftc_t *isp, int bus) 1327{ 1328 tstate_t *tptr = NULL; 1329 struct tslist *lhp; 1330 int i, n; 1331 1332 1333 ISP_GET_PC(isp, bus, tm_enabled, i); 1334 if (i == 1) { 1335 return (CAM_REQ_CMP); 1336 } 1337 ISP_GET_PC(isp, bus, tm_enable_defer, i); 1338 if (i == 0) { 1339 return (CAM_REQ_CMP); 1340 } 1341 /* 1342 * If this succeeds, it will set tm_enable 1343 */ 1344 if (isp_enable_target_mode(isp, bus)) { 1345 return (CAM_REQ_CMP_ERR); 1346 } 1347 isp_tmlock(isp, "isp_enable_deferred_luns"); 1348 for (n = i = 0; i < LUN_HASH_SIZE; i++) { 1349 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 1350 SLIST_FOREACH(tptr, lhp, next) { 1351 tptr->hold++; 1352 if (tptr->enabled == 0) { 1353 if (isp_enable_deferred(isp, bus, xpt_path_lun_id(tptr->owner)) == CAM_REQ_CMP) { 1354 tptr->enabled = 1; 1355 n++; 1356 } 1357 } else { 1358 n++; 1359 } 1360 tptr->hold--; 1361 } 1362 } 1363 isp_tmunlk(isp); 1364 if (n == 0) { 1365 return (CAM_REQ_CMP_ERR); 1366 } 1367 ISP_SET_PC(isp, bus, tm_enable_defer, 0); 1368 return (CAM_REQ_CMP); 1369} 1370 1371static cam_status 1372isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun) 1373{ 1374 cam_status status; 1375 int luns_already_enabled; 1376 1377 ISP_GET_PC(isp, bus, tm_luns_enabled, luns_already_enabled); 1378 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %u luns_enabled %d", __func__, bus, lun, luns_already_enabled); 1379 if (IS_24XX(isp) || (IS_FC(isp) && luns_already_enabled)) { 1380 status = CAM_REQ_CMP; 1381 } else { 1382 int cmd_cnt, not_cnt; 1383 1384 if (IS_23XX(isp)) { 1385 cmd_cnt = DFLT_CMND_CNT; 1386 not_cnt = DFLT_INOT_CNT; 1387 } else { 1388 cmd_cnt = 64; 1389 not_cnt = 8; 1390 } 1391 status = CAM_REQ_INPROG; 1392 isp->isp_osinfo.rptr = &status; 1393 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun == CAM_LUN_WILDCARD? 0 : lun, cmd_cnt, not_cnt)) { 1394 status = CAM_RESRC_UNAVAIL; 1395 } else { 1396 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0); 1397 } 1398 isp->isp_osinfo.rptr = NULL; 1399 } 1400 if (status == CAM_REQ_CMP) { 1401 ISP_SET_PC(isp, bus, tm_luns_enabled, 1); 1402 isp_prt(isp, ISP_LOGCONFIG|ISP_LOGTINFO, "bus %d lun %u now enabled for target mode", bus, lun); 1403 } 1404 return (status); 1405} 1406 1407static void 1408isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1409{ 1410 tstate_t *tptr = NULL; 1411 int bus; 1412 cam_status status; 1413 target_id_t target; 1414 lun_id_t lun; 1415 1416 bus = XS_CHANNEL(ccb); 1417 target = ccb->ccb_h.target_id; 1418 lun = ccb->ccb_h.target_lun; 1419 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0|ISP_LOGCONFIG, ccb->ccb_h.path, "disabling lun %u\n", lun); 1420 if (target != CAM_TARGET_WILDCARD && target != 0) { 1421 ccb->ccb_h.status = CAM_TID_INVALID; 1422 xpt_done(ccb); 1423 return; 1424 } 1425 1426 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1427 ccb->ccb_h.status = CAM_LUN_INVALID; 1428 xpt_done(ccb); 1429 return; 1430 } 1431 1432 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1433 ccb->ccb_h.status = CAM_LUN_INVALID; 1434 xpt_done(ccb); 1435 return; 1436 } 1437 1438 /* 1439 * See if we're busy disabling a lun now. 1440 */ 1441 isp_tmlock(isp, "isp_disable_lun"); 1442 status = CAM_REQ_INPROG; 1443 1444 /* 1445 * Find the state pointer. 1446 */ 1447 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1448 status = CAM_PATH_INVALID; 1449 goto done; 1450 } 1451 1452 /* 1453 * If we're a 24XX card, we're done. 1454 */ 1455 if (IS_24XX(isp)) { 1456 status = CAM_REQ_CMP; 1457 goto done; 1458 } 1459 1460 /* 1461 * For SCC FW, we only deal with lun zero. 1462 */ 1463 if (IS_FC(isp) && lun > 0) { 1464 status = CAM_REQ_CMP; 1465 goto done; 1466 } 1467 isp->isp_osinfo.rptr = &status; 1468 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) { 1469 status = CAM_RESRC_UNAVAIL; 1470 } else { 1471 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0); 1472 } 1473 isp->isp_osinfo.rptr = NULL; 1474done: 1475 if (status == CAM_REQ_CMP) { 1476 tptr->enabled = 0; 1477 /* 1478 * If we have no more luns enabled for this bus, 1479 * delete all tracked wwns for it (if we are FC), 1480 * and disable target mode. 1481 */ 1482 if (is_any_lun_enabled(isp, bus) == 0) { 1483 isp_del_all_wwn_entries(isp, bus); 1484 if (isp_disable_target_mode(isp, bus)) { 1485 status = CAM_REQ_CMP_ERR; 1486 } 1487 } 1488 } 1489 ccb->ccb_h.status = status; 1490 if (status == CAM_REQ_CMP) { 1491 destroy_lun_state(isp, tptr); 1492 xpt_print(ccb->ccb_h.path, "lun now disabled for target mode\n"); 1493 } else { 1494 if (tptr) 1495 rls_lun_statep(isp, tptr); 1496 } 1497 isp_tmunlk(isp); 1498 xpt_done(ccb); 1499} 1500 1501static int 1502isp_enable_target_mode(ispsoftc_t *isp, int bus) 1503{ 1504 int tm_enabled; 1505 1506 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1507 if (tm_enabled != 0) { 1508 return (0); 1509 } 1510 if (IS_SCSI(isp)) { 1511 mbreg_t mbs; 1512 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1513 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 1514 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG; 1515 mbs.param[2] = bus << 7; 1516 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1517 isp_prt(isp, ISP_LOGERR, "Unable to enable Target Role on Bus %d", bus); 1518 return (EIO); 1519 } 1520 } 1521 ISP_SET_PC(isp, bus, tm_enabled, 1); 1522 isp_prt(isp, ISP_LOGINFO, "Target Role enabled on Bus %d", bus); 1523 return (0); 1524} 1525 1526static int 1527isp_disable_target_mode(ispsoftc_t *isp, int bus) 1528{ 1529 int tm_enabled; 1530 1531 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1532 if (tm_enabled == 0) { 1533 return (0); 1534 } 1535 if (IS_SCSI(isp)) { 1536 mbreg_t mbs; 1537 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1538 mbs.param[2] = bus << 7; 1539 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1540 isp_prt(isp, ISP_LOGERR, "Unable to disable Target Role on Bus %d", bus); 1541 return (EIO); 1542 } 1543 } 1544 ISP_SET_PC(isp, bus, tm_enabled, 0); 1545 isp_prt(isp, ISP_LOGINFO, "Target Role disabled on Bus %d", bus); 1546 return (0); 1547} 1548 1549static void 1550isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1551{ 1552 uint32_t *rptr; 1553 1554 rptr = isp->isp_osinfo.rptr; 1555 if (lep->le_status != LUN_OK) { 1556 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status); 1557 if (rptr) { 1558 *rptr = CAM_REQ_CMP_ERR; 1559 wakeup_one(rptr); 1560 } 1561 } else { 1562 if (rptr) { 1563 *rptr = CAM_REQ_CMP; 1564 wakeup_one(rptr); 1565 } 1566 } 1567} 1568 1569static void 1570isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb, enum Start_Ctio_How how) 1571{ 1572 int fctape, sendstatus, resid; 1573 tstate_t *tptr; 1574 fcparam *fcp; 1575 atio_private_data_t *atp; 1576 struct ccb_scsiio *cso; 1577 uint32_t dmaresult, handle, xfrlen, sense_length, tmp; 1578 uint8_t local[QENTRY_LEN]; 1579 1580 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1581 if (tptr == NULL) { 1582 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1583 if (tptr == NULL) { 1584 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find tstate pointer", __func__, ccb->csio.tag_id); 1585 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1586 xpt_done(ccb); 1587 return; 1588 } 1589 } 1590 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ENTRY[0x%x] how %u xfrlen %u sendstatus %d sense_len %u", __func__, ccb->csio.tag_id, how, ccb->csio.dxfer_len, 1591 (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0, ((ccb->ccb_h.flags & CAM_SEND_SENSE)? ccb->csio.sense_len : 0)); 1592 1593 switch (how) { 1594 case FROM_TIMER: 1595 case FROM_CAM: 1596 /* 1597 * Insert at the tail of the list, if any, waiting CTIO CCBs 1598 */ 1599 TAILQ_INSERT_TAIL(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1600 break; 1601 case FROM_SRR: 1602 case FROM_CTIO_DONE: 1603 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1604 break; 1605 } 1606 1607 while (TAILQ_FIRST(&tptr->waitq) != NULL) { 1608 ccb = (union ccb *) TAILQ_FIRST(&tptr->waitq); 1609 TAILQ_REMOVE(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1610 1611 cso = &ccb->csio; 1612 xfrlen = cso->dxfer_len; 1613 if (xfrlen == 0) { 1614 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1615 ISP_PATH_PRT(isp, ISP_LOGERR, ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1616 ccb->ccb_h.status = CAM_REQ_INVALID; 1617 xpt_done(ccb); 1618 continue; 1619 } 1620 } 1621 1622 atp = isp_get_atpd(isp, tptr, cso->tag_id); 1623 if (atp == NULL) { 1624 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] cannot find private data adjunct in %s", __func__, cso->tag_id, __func__); 1625 isp_dump_atpd(isp, tptr); 1626 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1627 xpt_done(ccb); 1628 continue; 1629 } 1630 1631 /* 1632 * Is this command a dead duck? 1633 */ 1634 if (atp->dead) { 1635 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] not sending a CTIO for a dead command", __func__, cso->tag_id); 1636 ccb->ccb_h.status = CAM_REQ_ABORTED; 1637 xpt_done(ccb); 1638 continue; 1639 } 1640 1641 /* 1642 * Check to make sure we're still in target mode. 1643 */ 1644 fcp = FCPARAM(isp, XS_CHANNEL(ccb)); 1645 if ((fcp->role & ISP_ROLE_TARGET) == 0) { 1646 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode", __func__, cso->tag_id); 1647 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1648 xpt_done(ccb); 1649 continue; 1650 } 1651 1652 /* 1653 * We're only handling ATPD_CCB_OUTSTANDING outstanding CCB at a time (one of which 1654 * could be split into two CTIOs to split data and status). 1655 */ 1656 if (atp->ctcnt >= ATPD_CCB_OUTSTANDING) { 1657 isp_prt(isp, ISP_LOGTINFO, "[0x%x] handling only %d CCBs at a time (flags for this ccb: 0x%x)", cso->tag_id, ATPD_CCB_OUTSTANDING, ccb->ccb_h.flags); 1658 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1659 break; 1660 } 1661 1662 /* 1663 * Does the initiator expect FC-Tape style responses? 1664 */ 1665 if ((atp->word3 & PRLI_WD3_RETRY) && fcp->fctape_enabled) { 1666 fctape = 1; 1667 } else { 1668 fctape = 0; 1669 } 1670 1671 /* 1672 * If we already did the data xfer portion of a CTIO that sends data 1673 * and status, don't do it again and do the status portion now. 1674 */ 1675 if (atp->sendst) { 1676 isp_prt(isp, ISP_LOGTINFO, "[0x%x] now sending synthesized status orig_dl=%u xfered=%u bit=%u", 1677 cso->tag_id, atp->orig_datalen, atp->bytes_xfered, atp->bytes_in_transit); 1678 xfrlen = 0; /* we already did the data transfer */ 1679 atp->sendst = 0; 1680 } 1681 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1682 sendstatus = 1; 1683 } else { 1684 sendstatus = 0; 1685 } 1686 1687 if (ccb->ccb_h.flags & CAM_SEND_SENSE) { 1688 KASSERT((sendstatus != 0), ("how can you have CAM_SEND_SENSE w/o CAM_SEND_STATUS?")); 1689 /* 1690 * Sense length is not the entire sense data structure size. Periph 1691 * drivers don't seem to be setting sense_len to reflect the actual 1692 * size. We'll peek inside to get the right amount. 1693 */ 1694 sense_length = cso->sense_len; 1695 1696 /* 1697 * This 'cannot' happen 1698 */ 1699 if (sense_length > (XCMD_SIZE - MIN_FCP_RESPONSE_SIZE)) { 1700 sense_length = XCMD_SIZE - MIN_FCP_RESPONSE_SIZE; 1701 } 1702 } else { 1703 sense_length = 0; 1704 } 1705 1706 memset(local, 0, QENTRY_LEN); 1707 1708 /* 1709 * Check for overflow 1710 */ 1711 tmp = atp->bytes_xfered + atp->bytes_in_transit + xfrlen; 1712 if (tmp > atp->orig_datalen) { 1713 isp_prt(isp, ISP_LOGERR, "%s: [0x%x] data overflow by %u bytes", __func__, cso->tag_id, tmp - atp->orig_datalen); 1714 ccb->ccb_h.status = CAM_DATA_RUN_ERR; 1715 xpt_done(ccb); 1716 continue; 1717 } 1718 1719 if (IS_24XX(isp)) { 1720 ct7_entry_t *cto = (ct7_entry_t *) local; 1721 1722 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1723 cto->ct_header.rqs_entry_count = 1; 1724 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1725 ATPD_SET_SEQNO(cto, atp); 1726 cto->ct_nphdl = atp->nphdl; 1727 cto->ct_rxid = atp->tag; 1728 cto->ct_iid_lo = atp->portid; 1729 cto->ct_iid_hi = atp->portid >> 16; 1730 cto->ct_oxid = atp->oxid; 1731 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1732 cto->ct_timeout = 120; 1733 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1734 1735 /* 1736 * Mode 1, status, no data. Only possible when we are sending status, have 1737 * no data to transfer, and any sense data can fit into a ct7_entry_t. 1738 * 1739 * Mode 2, status, no data. We have to use this in the case that 1740 * the sense data won't fit into a ct7_entry_t. 1741 * 1742 */ 1743 if (sendstatus && xfrlen == 0) { 1744 cto->ct_flags |= CT7_SENDSTATUS | CT7_NO_DATA; 1745 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1746 if (sense_length <= MAXRESPLEN_24XX) { 1747 if (resid < 0) { 1748 cto->ct_resid = -resid; 1749 } else if (resid > 0) { 1750 cto->ct_resid = resid; 1751 } 1752 cto->ct_flags |= CT7_FLAG_MODE1; 1753 cto->ct_scsi_status = cso->scsi_status; 1754 if (resid < 0) { 1755 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1756 } else if (resid > 0) { 1757 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1758 } 1759 if (fctape) { 1760 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1761 } 1762 if (sense_length) { 1763 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1764 cto->rsp.m1.ct_resplen = cto->ct_senselen = sense_length; 1765 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1766 } 1767 } else { 1768 bus_addr_t addr; 1769 char buf[XCMD_SIZE]; 1770 fcp_rsp_iu_t *rp; 1771 1772 if (atp->ests == NULL) { 1773 atp->ests = isp_get_ecmd(isp); 1774 if (atp->ests == NULL) { 1775 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1776 break; 1777 } 1778 } 1779 memset(buf, 0, sizeof (buf)); 1780 rp = (fcp_rsp_iu_t *)buf; 1781 if (fctape) { 1782 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1783 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1784 } 1785 cto->ct_flags |= CT7_FLAG_MODE2; 1786 rp->fcp_rsp_scsi_status = cso->scsi_status; 1787 if (resid < 0) { 1788 rp->fcp_rsp_resid = -resid; 1789 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1790 } else if (resid > 0) { 1791 rp->fcp_rsp_resid = resid; 1792 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1793 } 1794 if (sense_length) { 1795 rp->fcp_rsp_snslen = sense_length; 1796 cto->ct_senselen = sense_length; 1797 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1798 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1799 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1800 } else { 1801 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1802 } 1803 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1804 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1805 } 1806 addr = isp->isp_osinfo.ecmd_dma; 1807 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1808 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests, 1809 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1810 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1811 cto->rsp.m2.ct_fcp_rsp_iudata.ds_base = DMA_LO32(addr); 1812 cto->rsp.m2.ct_fcp_rsp_iudata.ds_basehi = DMA_HI32(addr); 1813 cto->rsp.m2.ct_fcp_rsp_iudata.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1814 } 1815 if (sense_length) { 1816 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d slen %u sense: %x %x/%x/%x", __func__, 1817 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, sense_length, 1818 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1819 } else { 1820 isp_prt(isp, ISP_LOGDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, 1821 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid); 1822 } 1823 atp->state = ATPD_STATE_LAST_CTIO; 1824 } 1825 1826 /* 1827 * Mode 0 data transfers, *possibly* with status. 1828 */ 1829 if (xfrlen != 0) { 1830 cto->ct_flags |= CT7_FLAG_MODE0; 1831 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1832 cto->ct_flags |= CT7_DATA_IN; 1833 } else { 1834 cto->ct_flags |= CT7_DATA_OUT; 1835 } 1836 1837 cto->rsp.m0.reloff = atp->bytes_xfered + atp->bytes_in_transit; 1838 cto->rsp.m0.ct_xfrlen = xfrlen; 1839 1840#ifdef DEBUG 1841 if (ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame && xfrlen > ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame) { 1842 isp_prt(isp, ISP_LOGWARN, "%s: truncating data frame with xfrlen %d to %d", __func__, xfrlen, xfrlen - (xfrlen >> 2)); 1843 ISP_FC_PC(isp, XS_CHANNEL(ccb))->inject_lost_data_frame = 0; 1844 cto->rsp.m0.ct_xfrlen -= xfrlen >> 2; 1845 } 1846#endif 1847 if (sendstatus) { 1848 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1849 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /* && fctape == 0 */) { 1850 cto->ct_flags |= CT7_SENDSTATUS; 1851 atp->state = ATPD_STATE_LAST_CTIO; 1852 if (fctape) { 1853 cto->ct_flags |= CT7_CONFIRM|CT7_EXPLCT_CONF; 1854 } 1855 } else { 1856 atp->sendst = 1; /* send status later */ 1857 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 1858 atp->state = ATPD_STATE_CTIO; 1859 } 1860 } else { 1861 atp->state = ATPD_STATE_CTIO; 1862 } 1863 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO7[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x xfrlen=%u off=%u", __func__, 1864 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cto->ct_scsi_status, cto->ct_flags, xfrlen, atp->bytes_xfered); 1865 } 1866 } else if (IS_FC(isp)) { 1867 ct2_entry_t *cto = (ct2_entry_t *) local; 1868 1869 if (isp->isp_osinfo.sixtyfourbit) 1870 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO3; 1871 else 1872 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1873 cto->ct_header.rqs_entry_count = 1; 1874 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 1875 ATPD_SET_SEQNO(cto, atp); 1876 if (ISP_CAP_2KLOGIN(isp) == 0) { 1877 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1878 } else { 1879 cto->ct_iid = cso->init_id; 1880 if (ISP_CAP_SCCFW(isp) == 0) { 1881 cto->ct_lun = ccb->ccb_h.target_lun; 1882 } 1883 } 1884 cto->ct_timeout = 10; 1885 cto->ct_rxid = cso->tag_id; 1886 1887 /* 1888 * Mode 1, status, no data. Only possible when we are sending status, have 1889 * no data to transfer, and the sense length can fit in the ct7_entry. 1890 * 1891 * Mode 2, status, no data. We have to use this in the case the response 1892 * length won't fit into a ct2_entry_t. 1893 * 1894 * We'll fill out this structure with information as if this were a 1895 * Mode 1. The hardware layer will create the Mode 2 FCP RSP IU as 1896 * needed based upon this. 1897 */ 1898 if (sendstatus && xfrlen == 0) { 1899 cto->ct_flags |= CT2_SENDSTATUS | CT2_NO_DATA; 1900 resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 1901 if (sense_length <= MAXRESPLEN) { 1902 if (resid < 0) { 1903 cto->ct_resid = -resid; 1904 } else if (resid > 0) { 1905 cto->ct_resid = resid; 1906 } 1907 cto->ct_flags |= CT2_FLAG_MODE1; 1908 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1909 if (resid < 0) { 1910 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1911 } else if (resid > 0) { 1912 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1913 } 1914 if (fctape) { 1915 cto->ct_flags |= CT2_CONFIRM; 1916 } 1917 if (sense_length) { 1918 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1919 cto->rsp.m1.ct_resplen = cto->rsp.m1.ct_senselen = sense_length; 1920 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, sense_length); 1921 } 1922 } else { 1923 bus_addr_t addr; 1924 char buf[XCMD_SIZE]; 1925 fcp_rsp_iu_t *rp; 1926 1927 if (atp->ests == NULL) { 1928 atp->ests = isp_get_ecmd(isp); 1929 if (atp->ests == NULL) { 1930 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 1931 break; 1932 } 1933 } 1934 memset(buf, 0, sizeof (buf)); 1935 rp = (fcp_rsp_iu_t *)buf; 1936 if (fctape) { 1937 cto->ct_flags |= CT2_CONFIRM; 1938 rp->fcp_rsp_bits |= FCP_CONF_REQ; 1939 } 1940 cto->ct_flags |= CT2_FLAG_MODE2; 1941 rp->fcp_rsp_scsi_status = cso->scsi_status; 1942 if (resid < 0) { 1943 rp->fcp_rsp_resid = -resid; 1944 rp->fcp_rsp_bits |= FCP_RESID_OVERFLOW; 1945 } else if (resid > 0) { 1946 rp->fcp_rsp_resid = resid; 1947 rp->fcp_rsp_bits |= FCP_RESID_UNDERFLOW; 1948 } 1949 if (sense_length) { 1950 rp->fcp_rsp_snslen = sense_length; 1951 rp->fcp_rsp_bits |= FCP_SNSLEN_VALID; 1952 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1953 memcpy(((fcp_rsp_iu_t *)atp->ests)->fcp_rsp_extra, &cso->sense_data, sense_length); 1954 } else { 1955 isp_put_fcp_rsp_iu(isp, rp, atp->ests); 1956 } 1957 if (isp->isp_dblev & ISP_LOGTDEBUG1) { 1958 isp_print_bytes(isp, "FCP Response Frame After Swizzling", MIN_FCP_RESPONSE_SIZE + sense_length, atp->ests); 1959 } 1960 addr = isp->isp_osinfo.ecmd_dma; 1961 addr += ((((isp_ecmd_t *)atp->ests) - isp->isp_osinfo.ecmd_base) * XCMD_SIZE); 1962 isp_prt(isp, ISP_LOGTDEBUG0, "%s: ests base %p vaddr %p ecmd_dma %jx addr %jx len %u", __func__, isp->isp_osinfo.ecmd_base, atp->ests, 1963 (uintmax_t) isp->isp_osinfo.ecmd_dma, (uintmax_t)addr, MIN_FCP_RESPONSE_SIZE + sense_length); 1964 cto->rsp.m2.ct_datalen = MIN_FCP_RESPONSE_SIZE + sense_length; 1965 if (isp->isp_osinfo.sixtyfourbit) { 1966 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_base = DMA_LO32(addr); 1967 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_basehi = DMA_HI32(addr); 1968 cto->rsp.m2.u.ct_fcp_rsp_iudata_64.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1969 } else { 1970 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_base = DMA_LO32(addr); 1971 cto->rsp.m2.u.ct_fcp_rsp_iudata_32.ds_count = MIN_FCP_RESPONSE_SIZE + sense_length; 1972 } 1973 } 1974 if (sense_length) { 1975 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d sense: %x %x/%x/%x", __func__, 1976 cto->ct_rxid, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, 1977 cso->sense_data.error_code, cso->sense_data.sense_buf[1], cso->sense_data.sense_buf[11], cso->sense_data.sense_buf[12]); 1978 } else { 1979 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[0x%x] seq %u nc %d CDB0=%x sstatus=0x%x flags=0x%x resid=%d", __func__, cto->ct_rxid, 1980 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid); 1981 } 1982 atp->state = ATPD_STATE_LAST_CTIO; 1983 } 1984 1985 if (xfrlen != 0) { 1986 cto->ct_flags |= CT2_FLAG_MODE0; 1987 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1988 cto->ct_flags |= CT2_DATA_IN; 1989 } else { 1990 cto->ct_flags |= CT2_DATA_OUT; 1991 } 1992 1993 cto->ct_reloff = atp->bytes_xfered + atp->bytes_in_transit; 1994 cto->rsp.m0.ct_xfrlen = xfrlen; 1995 1996 if (sendstatus) { 1997 resid = atp->orig_datalen - atp->bytes_xfered - xfrlen; 1998 if (cso->scsi_status == SCSI_STATUS_OK && resid == 0 /*&& fctape == 0*/) { 1999 cto->ct_flags |= CT2_SENDSTATUS; 2000 atp->state = ATPD_STATE_LAST_CTIO; 2001 if (fctape) { 2002 cto->ct_flags |= CT2_CONFIRM; 2003 } 2004 } else { 2005 atp->sendst = 1; /* send status later */ 2006 cto->ct_header.rqs_seqno &= ~ATPD_SEQ_NOTIFY_CAM; 2007 atp->state = ATPD_STATE_CTIO; 2008 } 2009 } else { 2010 atp->state = ATPD_STATE_CTIO; 2011 } 2012 } 2013 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO2[%x] seq %u nc %d CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u", __func__, cto->ct_rxid, 2014 ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), atp->cdb0, cso->scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 2015 } else { 2016 ct_entry_t *cto = (ct_entry_t *) local; 2017 2018 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 2019 cto->ct_header.rqs_entry_count = 1; 2020 cto->ct_header.rqs_seqno |= ATPD_SEQ_NOTIFY_CAM; 2021 ATPD_SET_SEQNO(cto, atp); 2022 cto->ct_iid = cso->init_id; 2023 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 2024 cto->ct_tgt = ccb->ccb_h.target_id; 2025 cto->ct_lun = ccb->ccb_h.target_lun; 2026 cto->ct_fwhandle = cso->tag_id; 2027 if (atp->rxid) { 2028 cto->ct_tag_val = atp->rxid; 2029 cto->ct_flags |= CT_TQAE; 2030 } 2031 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 2032 cto->ct_flags |= CT_NODISC; 2033 } 2034 if (cso->dxfer_len == 0) { 2035 cto->ct_flags |= CT_NO_DATA; 2036 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 2037 cto->ct_flags |= CT_DATA_IN; 2038 } else { 2039 cto->ct_flags |= CT_DATA_OUT; 2040 } 2041 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 2042 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 2043 cto->ct_scsi_status = cso->scsi_status; 2044 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit - xfrlen; 2045 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] seq %u nc %d scsi status %x resid %d tag_id %x", __func__, 2046 cto->ct_fwhandle, ATPD_GET_SEQNO(cto), ATPD_GET_NCAM(cto), cso->scsi_status, cso->resid, cso->tag_id); 2047 } 2048 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 2049 cto->ct_timeout = 10; 2050 } 2051 2052 if (isp_get_pcmd(isp, ccb)) { 2053 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "out of PCMDs\n"); 2054 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2055 break; 2056 } 2057 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 2058 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 2059 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2060 isp_free_pcmd(isp, ccb); 2061 break; 2062 } 2063 atp->bytes_in_transit += xfrlen; 2064 PISP_PCMD(ccb)->datalen = xfrlen; 2065 2066 2067 /* 2068 * Call the dma setup routines for this entry (and any subsequent 2069 * CTIOs) if there's data to move, and then tell the f/w it's got 2070 * new things to play with. As with isp_start's usage of DMA setup, 2071 * any swizzling is done in the machine dependent layer. Because 2072 * of this, we put the request onto the queue area first in native 2073 * format. 2074 */ 2075 2076 if (IS_24XX(isp)) { 2077 ct7_entry_t *cto = (ct7_entry_t *) local; 2078 cto->ct_syshandle = handle; 2079 } else if (IS_FC(isp)) { 2080 ct2_entry_t *cto = (ct2_entry_t *) local; 2081 cto->ct_syshandle = handle; 2082 } else { 2083 ct_entry_t *cto = (ct_entry_t *) local; 2084 cto->ct_syshandle = handle; 2085 } 2086 2087 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 2088 if (dmaresult != CMD_QUEUED) { 2089 isp_destroy_tgt_handle(isp, handle); 2090 isp_free_pcmd(isp, ccb); 2091 if (dmaresult == CMD_EAGAIN) { 2092 TAILQ_INSERT_HEAD(&tptr->waitq, &ccb->ccb_h, periph_links.tqe); 2093 break; 2094 } 2095 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 2096 xpt_done(ccb); 2097 continue; 2098 } 2099 isp->isp_nactive++; 2100 ccb->ccb_h.status = CAM_REQ_INPROG | CAM_SIM_QUEUED; 2101 if (xfrlen) { 2102 ccb->ccb_h.spriv_field0 = atp->bytes_xfered; 2103 } else { 2104 ccb->ccb_h.spriv_field0 = ~0; 2105 } 2106 atp->ctcnt++; 2107 atp->seqno++; 2108 } 2109 rls_lun_statep(isp, tptr); 2110} 2111 2112static void 2113isp_refire_putback_atio(void *arg) 2114{ 2115 union ccb *ccb = arg; 2116 ispsoftc_t *isp = XS_ISP(ccb); 2117 ISP_LOCK(isp); 2118 isp_target_putback_atio(ccb); 2119 ISP_UNLOCK(isp); 2120} 2121 2122static void 2123isp_refire_notify_ack(void *arg) 2124{ 2125 isp_tna_t *tp = arg; 2126 ispsoftc_t *isp = tp->isp; 2127 ISP_LOCK(isp); 2128 if (isp_notify_ack(isp, tp->not)) { 2129 (void) timeout(isp_refire_notify_ack, tp, 5); 2130 } else { 2131 free(tp, M_DEVBUF); 2132 } 2133 ISP_UNLOCK(isp); 2134} 2135 2136 2137static void 2138isp_target_putback_atio(union ccb *ccb) 2139{ 2140 ispsoftc_t *isp; 2141 struct ccb_scsiio *cso; 2142 void *qe; 2143 2144 isp = XS_ISP(ccb); 2145 2146 qe = isp_getrqentry(isp); 2147 if (qe == NULL) { 2148 xpt_print(ccb->ccb_h.path, 2149 "%s: Request Queue Overflow\n", __func__); 2150 (void) timeout(isp_refire_putback_atio, ccb, 10); 2151 return; 2152 } 2153 memset(qe, 0, QENTRY_LEN); 2154 cso = &ccb->csio; 2155 if (IS_FC(isp)) { 2156 at2_entry_t local, *at = &local; 2157 ISP_MEMZERO(at, sizeof (at2_entry_t)); 2158 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 2159 at->at_header.rqs_entry_count = 1; 2160 if (ISP_CAP_SCCFW(isp)) { 2161 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 2162 } else { 2163 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 2164 } 2165 at->at_status = CT_OK; 2166 at->at_rxid = cso->tag_id; 2167 at->at_iid = cso->ccb_h.target_id; 2168 isp_put_atio2(isp, at, qe); 2169 } else { 2170 at_entry_t local, *at = &local; 2171 ISP_MEMZERO(at, sizeof (at_entry_t)); 2172 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 2173 at->at_header.rqs_entry_count = 1; 2174 at->at_iid = cso->init_id; 2175 at->at_iid |= XS_CHANNEL(ccb) << 7; 2176 at->at_tgt = cso->ccb_h.target_id; 2177 at->at_lun = cso->ccb_h.target_lun; 2178 at->at_status = CT_OK; 2179 at->at_tag_val = AT_GET_TAG(cso->tag_id); 2180 at->at_handle = AT_GET_HANDLE(cso->tag_id); 2181 isp_put_atio(isp, at, qe); 2182 } 2183 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 2184 ISP_SYNC_REQUEST(isp); 2185 isp_complete_ctio(ccb); 2186} 2187 2188static void 2189isp_complete_ctio(union ccb *ccb) 2190{ 2191 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 2192 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 2193 xpt_done(ccb); 2194 } 2195} 2196 2197/* 2198 * Handle ATIO stuff that the generic code can't. 2199 * This means handling CDBs. 2200 */ 2201 2202static void 2203isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 2204{ 2205 tstate_t *tptr; 2206 int status, bus; 2207 struct ccb_accept_tio *atiop; 2208 atio_private_data_t *atp; 2209 2210 /* 2211 * The firmware status (except for the QLTM_SVALID bit) 2212 * indicates why this ATIO was sent to us. 2213 * 2214 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 2215 * 2216 * If the DISCONNECTS DISABLED bit is set in the flags field, 2217 * we're still connected on the SCSI bus. 2218 */ 2219 status = aep->at_status; 2220 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 2221 /* 2222 * Bus Phase Sequence error. We should have sense data 2223 * suggested by the f/w. I'm not sure quite yet what 2224 * to do about this for CAM. 2225 */ 2226 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 2227 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2228 return; 2229 } 2230 if ((status & ~QLTM_SVALID) != AT_CDB) { 2231 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status); 2232 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2233 return; 2234 } 2235 2236 bus = GET_BUS_VAL(aep->at_iid); 2237 tptr = get_lun_statep(isp, bus, aep->at_lun); 2238 if (tptr == NULL) { 2239 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2240 if (tptr == NULL) { 2241 /* 2242 * Because we can't autofeed sense data back with 2243 * a command for parallel SCSI, we can't give back 2244 * a CHECK CONDITION. We'll give back a BUSY status 2245 * instead. This works out okay because the only 2246 * time we should, in fact, get this, is in the 2247 * case that somebody configured us without the 2248 * blackhole driver, so they get what they deserve. 2249 */ 2250 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2251 return; 2252 } 2253 } 2254 2255 atp = isp_get_atpd(isp, tptr, 0); 2256 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2257 if (atiop == NULL || atp == NULL) { 2258 /* 2259 * Because we can't autofeed sense data back with 2260 * a command for parallel SCSI, we can't give back 2261 * a CHECK CONDITION. We'll give back a QUEUE FULL status 2262 * instead. This works out okay because the only time we 2263 * should, in fact, get this, is in the case that we've 2264 * run out of ATIOS. 2265 */ 2266 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" : 2267 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid); 2268 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2269 if (atp) { 2270 isp_put_atpd(isp, tptr, atp); 2271 } 2272 rls_lun_statep(isp, tptr); 2273 return; 2274 } 2275 atp->tag = aep->at_handle; 2276 atp->rxid = aep->at_tag_val; 2277 atp->state = ATPD_STATE_ATIO; 2278 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2279 tptr->atio_count--; 2280 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2281 atiop->ccb_h.target_id = aep->at_tgt; 2282 atiop->ccb_h.target_lun = aep->at_lun; 2283 if (aep->at_flags & AT_NODISC) { 2284 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 2285 } else { 2286 atiop->ccb_h.flags = 0; 2287 } 2288 2289 if (status & QLTM_SVALID) { 2290 size_t amt = ISP_MIN(QLTM_SENSELEN, sizeof (atiop->sense_data)); 2291 atiop->sense_len = amt; 2292 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt); 2293 } else { 2294 atiop->sense_len = 0; 2295 } 2296 2297 atiop->init_id = GET_IID_VAL(aep->at_iid); 2298 atiop->cdb_len = aep->at_cdblen; 2299 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 2300 atiop->ccb_h.status = CAM_CDB_RECVD; 2301 /* 2302 * Construct a tag 'id' based upon tag value (which may be 0..255) 2303 * and the handle (which we have to preserve). 2304 */ 2305 atiop->tag_id = atp->tag; 2306 if (aep->at_flags & AT_TQAE) { 2307 atiop->tag_action = aep->at_tag_type; 2308 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 2309 } 2310 atp->orig_datalen = 0; 2311 atp->bytes_xfered = 0; 2312 atp->lun = aep->at_lun; 2313 atp->nphdl = aep->at_iid; 2314 atp->portid = PORT_NONE; 2315 atp->oxid = 0; 2316 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2317 atp->tattr = aep->at_tag_type; 2318 atp->state = ATPD_STATE_CAM; 2319 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO[0x%x] CDB=0x%x lun %d", aep->at_tag_val, atp->cdb0, atp->lun); 2320 rls_lun_statep(isp, tptr); 2321} 2322 2323static void 2324isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 2325{ 2326 lun_id_t lun; 2327 fcportdb_t *lp; 2328 tstate_t *tptr; 2329 struct ccb_accept_tio *atiop; 2330 uint16_t nphdl; 2331 atio_private_data_t *atp; 2332 inot_private_data_t *ntp; 2333 2334 /* 2335 * The firmware status (except for the QLTM_SVALID bit) 2336 * indicates why this ATIO was sent to us. 2337 * 2338 * If QLTM_SVALID is set, the firmware has recommended Sense Data. 2339 */ 2340 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 2341 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 2342 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2343 return; 2344 } 2345 2346 if (ISP_CAP_SCCFW(isp)) { 2347 lun = aep->at_scclun; 2348 } else { 2349 lun = aep->at_lun; 2350 } 2351 if (ISP_CAP_2KLOGIN(isp)) { 2352 nphdl = ((at2e_entry_t *)aep)->at_iid; 2353 } else { 2354 nphdl = aep->at_iid; 2355 } 2356 tptr = get_lun_statep(isp, 0, lun); 2357 if (tptr == NULL) { 2358 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2359 if (tptr == NULL) { 2360 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %d or wildcard", __func__, aep->at_rxid, lun); 2361 if (lun == 0) { 2362 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 2363 } else { 2364 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2365 } 2366 return; 2367 } 2368 } 2369 2370 /* 2371 * Start any commands pending resources first. 2372 */ 2373 if (tptr->restart_queue) { 2374 inot_private_data_t *restart_queue = tptr->restart_queue; 2375 tptr->restart_queue = NULL; 2376 while (restart_queue) { 2377 ntp = restart_queue; 2378 restart_queue = ntp->rd.nt.nt_hba; 2379 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 2380 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 2381 isp_put_ntpd(isp, tptr, ntp); 2382 /* 2383 * If a recursion caused the restart queue to start to fill again, 2384 * stop and splice the new list on top of the old list and restore 2385 * it and go to noresrc. 2386 */ 2387 if (tptr->restart_queue) { 2388 ntp = tptr->restart_queue; 2389 tptr->restart_queue = restart_queue; 2390 while (restart_queue->rd.nt.nt_hba) { 2391 restart_queue = restart_queue->rd.nt.nt_hba; 2392 } 2393 restart_queue->rd.nt.nt_hba = ntp; 2394 goto noresrc; 2395 } 2396 } 2397 } 2398 2399 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2400 if (atiop == NULL) { 2401 goto noresrc; 2402 } 2403 2404 atp = isp_get_atpd(isp, tptr, 0); 2405 if (atp == NULL) { 2406 goto noresrc; 2407 } 2408 2409 atp->tag = aep->at_rxid; 2410 atp->state = ATPD_STATE_ATIO; 2411 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2412 tptr->atio_count--; 2413 isp_prt(isp, ISP_LOGTDEBUG2, "Take FREE ATIO count now %d", tptr->atio_count); 2414 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid; 2415 atiop->ccb_h.target_lun = lun; 2416 2417 /* 2418 * We don't get 'suggested' sense data as we do with SCSI cards. 2419 */ 2420 atiop->sense_len = 0; 2421 if (ISP_CAP_2KLOGIN(isp)) { 2422 /* 2423 * NB: We could not possibly have 2K logins if we 2424 * NB: also did not have SCC FW. 2425 */ 2426 atiop->init_id = ((at2e_entry_t *)aep)->at_iid; 2427 } else { 2428 atiop->init_id = aep->at_iid; 2429 } 2430 2431 /* 2432 * If we're not in the port database, add ourselves. 2433 */ 2434 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) { 2435 uint64_t iid = 2436 (((uint64_t) aep->at_wwpn[0]) << 48) | 2437 (((uint64_t) aep->at_wwpn[1]) << 32) | 2438 (((uint64_t) aep->at_wwpn[2]) << 16) | 2439 (((uint64_t) aep->at_wwpn[3]) << 0); 2440 /* 2441 * However, make sure we delete ourselves if otherwise 2442 * we were there but at a different loop id. 2443 */ 2444 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) { 2445 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid); 2446 } 2447 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY, 0); 2448 } 2449 atiop->cdb_len = ATIO2_CDBLEN; 2450 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 2451 atiop->ccb_h.status = CAM_CDB_RECVD; 2452 atiop->tag_id = atp->tag; 2453 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 2454 case ATIO2_TC_ATTR_SIMPLEQ: 2455 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2456 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2457 break; 2458 case ATIO2_TC_ATTR_HEADOFQ: 2459 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2460 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2461 break; 2462 case ATIO2_TC_ATTR_ORDERED: 2463 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2464 atiop->tag_action = MSG_ORDERED_Q_TAG; 2465 break; 2466 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 2467 case ATIO2_TC_ATTR_UNTAGGED: 2468 default: 2469 atiop->tag_action = 0; 2470 break; 2471 } 2472 2473 atp->orig_datalen = aep->at_datalen; 2474 atp->bytes_xfered = 0; 2475 atp->lun = lun; 2476 atp->nphdl = atiop->init_id; 2477 atp->sid = PORT_ANY; 2478 atp->oxid = aep->at_oxid; 2479 atp->cdb0 = aep->at_cdb[0]; 2480 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2481 atp->state = ATPD_STATE_CAM; 2482 xpt_done((union ccb *)atiop); 2483 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO2[0x%x] CDB=0x%x lun %d datalen %u", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2484 rls_lun_statep(isp, tptr); 2485 return; 2486noresrc: 2487 ntp = isp_get_ntpd(isp, tptr); 2488 if (ntp == NULL) { 2489 rls_lun_statep(isp, tptr); 2490 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 2491 return; 2492 } 2493 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2494 ntp->rd.nt.nt_hba = tptr->restart_queue; 2495 tptr->restart_queue = ntp; 2496 rls_lun_statep(isp, tptr); 2497} 2498 2499static void 2500isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2501{ 2502 int cdbxlen; 2503 uint16_t lun, chan, nphdl = NIL_HANDLE; 2504 uint32_t did, sid; 2505 uint64_t wwn = INI_NONE; 2506 fcportdb_t *lp; 2507 tstate_t *tptr; 2508 struct ccb_accept_tio *atiop; 2509 atio_private_data_t *atp = NULL; 2510 atio_private_data_t *oatp; 2511 inot_private_data_t *ntp; 2512 2513 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2514 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2515 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1]; 2516 2517 /* 2518 * Find the N-port handle, and Virtual Port Index for this command. 2519 * 2520 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2521 * We also, as a matter of course, need to know the WWN of the initiator too. 2522 */ 2523 if (ISP_CAP_MULTI_ID(isp)) { 2524 /* 2525 * Find the right channel based upon D_ID 2526 */ 2527 isp_find_chan_by_did(isp, did, &chan); 2528 2529 if (chan == ISP_NOCHAN) { 2530 NANOTIME_T now; 2531 2532 /* 2533 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2534 * It's a bit tricky here as we need to stash this command *somewhere*. 2535 */ 2536 GET_NANOTIME(&now); 2537 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2538 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2539 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2540 return; 2541 } 2542 tptr = get_lun_statep(isp, 0, 0); 2543 if (tptr == NULL) { 2544 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2545 if (tptr == NULL) { 2546 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); 2547 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2548 return; 2549 } 2550 } 2551 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2552 goto noresrc; 2553 } 2554 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); 2555 } else { 2556 chan = 0; 2557 } 2558 2559 /* 2560 * Find the PDB entry for this initiator 2561 */ 2562 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) { 2563 /* 2564 * If we're not in the port database terminate the exchange. 2565 */ 2566 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", 2567 __func__, aep->at_rxid, did, chan, sid); 2568 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2569 return; 2570 } 2571 nphdl = lp->handle; 2572 wwn = lp->port_wwn; 2573 2574 /* 2575 * Get the tstate pointer 2576 */ 2577 tptr = get_lun_statep(isp, chan, lun); 2578 if (tptr == NULL) { 2579 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2580 if (tptr == NULL) { 2581 isp_prt(isp, ISP_LOGWARN, "%s: [0x%x] no state pointer for lun %d or wildcard", __func__, aep->at_rxid, lun); 2582 if (lun == 0) { 2583 isp_endcmd(isp, aep, nphdl, SCSI_STATUS_BUSY, 0); 2584 } else { 2585 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2586 } 2587 return; 2588 } 2589 } 2590 2591 /* 2592 * Start any commands pending resources first. 2593 */ 2594 if (tptr->restart_queue) { 2595 inot_private_data_t *restart_queue = tptr->restart_queue; 2596 tptr->restart_queue = NULL; 2597 while (restart_queue) { 2598 ntp = restart_queue; 2599 restart_queue = ntp->rd.nt.nt_hba; 2600 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2601 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2602 isp_put_ntpd(isp, tptr, ntp); 2603 /* 2604 * If a recursion caused the restart queue to start to fill again, 2605 * stop and splice the new list on top of the old list and restore 2606 * it and go to noresrc. 2607 */ 2608 if (tptr->restart_queue) { 2609 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restart queue refilling", __func__); 2610 if (restart_queue) { 2611 ntp = tptr->restart_queue; 2612 tptr->restart_queue = restart_queue; 2613 while (restart_queue->rd.nt.nt_hba) { 2614 restart_queue = restart_queue->rd.nt.nt_hba; 2615 } 2616 restart_queue->rd.nt.nt_hba = ntp; 2617 } 2618 goto noresrc; 2619 } 2620 } 2621 } 2622 2623 /* 2624 * If the f/w is out of resources, just send a BUSY status back. 2625 */ 2626 if (aep->at_rxid == AT7_NORESRC_RXID) { 2627 rls_lun_statep(isp, tptr); 2628 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2629 return; 2630 } 2631 2632 /* 2633 * If we're out of resources, just send a BUSY status back. 2634 */ 2635 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2636 if (atiop == NULL) { 2637 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2638 goto noresrc; 2639 } 2640 2641 atp = isp_get_atpd(isp, tptr, 0); 2642 if (atp == NULL) { 2643 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2644 goto noresrc; 2645 } 2646 oatp = isp_get_atpd(isp, tptr, aep->at_rxid); 2647 if (oatp) { 2648 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) oatp state %d", 2649 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id, oatp->state); 2650 /* 2651 * It's not a "no resource" condition- but we can treat it like one 2652 */ 2653 goto noresrc; 2654 } 2655 atp->word3 = lp->prli_word3; 2656 atp->tag = aep->at_rxid; 2657 atp->state = ATPD_STATE_ATIO; 2658 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2659 tptr->atio_count--; 2660 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2661 atiop->init_id = nphdl; 2662 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2663 atiop->ccb_h.target_lun = lun; 2664 atiop->sense_len = 0; 2665 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2666 if (cdbxlen) { 2667 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2668 } 2669 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2670 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2671 atiop->cdb_len = cdbxlen; 2672 atiop->ccb_h.status = CAM_CDB_RECVD; 2673 atiop->tag_id = atp->tag; 2674 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2675 case FCP_CMND_TASK_ATTR_SIMPLE: 2676 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2677 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2678 break; 2679 case FCP_CMND_TASK_ATTR_HEAD: 2680 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2681 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2682 break; 2683 case FCP_CMND_TASK_ATTR_ORDERED: 2684 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2685 atiop->tag_action = MSG_ORDERED_Q_TAG; 2686 break; 2687 default: 2688 /* FALLTHROUGH */ 2689 case FCP_CMND_TASK_ATTR_ACA: 2690 case FCP_CMND_TASK_ATTR_UNTAGGED: 2691 atiop->tag_action = 0; 2692 break; 2693 } 2694 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2695 atp->bytes_xfered = 0; 2696 atp->lun = lun; 2697 atp->nphdl = nphdl; 2698 atp->portid = sid; 2699 atp->oxid = aep->at_hdr.ox_id; 2700 atp->rxid = aep->at_hdr.rx_id; 2701 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2702 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2703 atp->state = ATPD_STATE_CAM; 2704 isp_prt(isp, ISP_LOGTDEBUG0, "ATIO7[0x%x] CDB=0x%x lun %d datalen %u", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2705 xpt_done((union ccb *)atiop); 2706 rls_lun_statep(isp, tptr); 2707 return; 2708noresrc: 2709 if (atp) { 2710 isp_put_atpd(isp, tptr, atp); 2711 } 2712 ntp = isp_get_ntpd(isp, tptr); 2713 if (ntp == NULL) { 2714 rls_lun_statep(isp, tptr); 2715 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2716 return; 2717 } 2718 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2719 ntp->rd.nt.nt_hba = tptr->restart_queue; 2720 tptr->restart_queue = ntp; 2721 rls_lun_statep(isp, tptr); 2722} 2723 2724 2725/* 2726 * Handle starting an SRR (sequence retransmit request) 2727 * We get here when we've gotten the immediate notify 2728 * and the return of all outstanding CTIOs for this 2729 * transaction. 2730 */ 2731static void 2732isp_handle_srr_start(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 2733{ 2734 in_fcentry_24xx_t *inot; 2735 uint32_t srr_off, ccb_off, ccb_len, ccb_end; 2736 union ccb *ccb; 2737 2738 inot = (in_fcentry_24xx_t *)atp->srr; 2739 srr_off = inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16); 2740 ccb = atp->srr_ccb; 2741 atp->srr_ccb = NULL; 2742 atp->nsrr++; 2743 if (ccb == NULL) { 2744 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] null ccb", atp->tag); 2745 goto fail; 2746 } 2747 2748 ccb_off = ccb->ccb_h.spriv_field0; 2749 ccb_len = ccb->csio.dxfer_len; 2750 ccb_end = (ccb_off == ~0)? ~0 : ccb_off + ccb_len; 2751 2752 switch (inot->in_srr_iu) { 2753 case R_CTL_INFO_SOLICITED_DATA: 2754 /* 2755 * We have to restart a FCP_DATA data out transaction 2756 */ 2757 atp->sendst = 0; 2758 atp->bytes_xfered = srr_off; 2759 if (ccb_len == 0) { 2760 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x but current CCB doesn't transfer data", atp->tag, srr_off); 2761 goto mdp; 2762 } 2763 if (srr_off < ccb_off || ccb_off > srr_off + ccb_len) { 2764 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x not covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end); 2765 goto mdp; 2766 } 2767 isp_prt(isp, ISP_LOGWARN, "SRR[0x%x] SRR offset 0x%x covered by current CCB data range [0x%x..0x%x]", atp->tag, srr_off, ccb_off, ccb_end); 2768 break; 2769 case R_CTL_INFO_COMMAND_STATUS: 2770 isp_prt(isp, ISP_LOGTINFO, "SRR[0x%x] Got an FCP RSP SRR- resending status", atp->tag); 2771 atp->sendst = 1; 2772 /* 2773 * We have to restart a FCP_RSP IU transaction 2774 */ 2775 break; 2776 case R_CTL_INFO_DATA_DESCRIPTOR: 2777 /* 2778 * We have to restart an FCP DATA in transaction 2779 */ 2780 isp_prt(isp, ISP_LOGWARN, "Got an FCP DATA IN SRR- dropping"); 2781 goto fail; 2782 2783 default: 2784 isp_prt(isp, ISP_LOGWARN, "Got an unknown information (%x) SRR- dropping", inot->in_srr_iu); 2785 goto fail; 2786 } 2787 2788 /* 2789 * We can't do anything until this is acked, so we might as well start it now. 2790 * We aren't going to do the usual asynchronous ack issue because we need 2791 * to make sure this gets on the wire first. 2792 */ 2793 if (isp_notify_ack(isp, inot)) { 2794 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2795 goto fail; 2796 } 2797 isp_target_start_ctio(isp, ccb, FROM_SRR); 2798 return; 2799fail: 2800 inot->in_reserved = 1; 2801 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2802 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2803 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2804 isp_complete_ctio(ccb); 2805 return; 2806mdp: 2807 if (isp_notify_ack(isp, inot)) { 2808 isp_prt(isp, ISP_LOGWARN, "could not push positive ack for SRR- you lose"); 2809 goto fail; 2810 } 2811 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2812 ccb->ccb_h.status = CAM_MESSAGE_RECV; 2813 /* 2814 * This is not a strict interpretation of MDP, but it's close 2815 */ 2816 ccb->csio.msg_ptr = &ccb->csio.sense_data.sense_buf[SSD_FULL_SIZE - 16]; 2817 ccb->csio.msg_len = 7; 2818 ccb->csio.msg_ptr[0] = MSG_EXTENDED; 2819 ccb->csio.msg_ptr[1] = 5; 2820 ccb->csio.msg_ptr[2] = 0; /* modify data pointer */ 2821 ccb->csio.msg_ptr[3] = srr_off >> 24; 2822 ccb->csio.msg_ptr[4] = srr_off >> 16; 2823 ccb->csio.msg_ptr[5] = srr_off >> 8; 2824 ccb->csio.msg_ptr[6] = srr_off; 2825 isp_complete_ctio(ccb); 2826} 2827 2828 2829static void 2830isp_handle_srr_notify(ispsoftc_t *isp, void *inot_raw) 2831{ 2832 tstate_t *tptr; 2833 in_fcentry_24xx_t *inot = inot_raw; 2834 atio_private_data_t *atp; 2835 uint32_t tag = inot->in_rxid; 2836 uint32_t bus = inot->in_vpidx; 2837 2838 if (!IS_24XX(isp)) { 2839 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot_raw); 2840 return; 2841 } 2842 2843 tptr = get_lun_statep_from_tag(isp, bus, tag); 2844 if (tptr == NULL) { 2845 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x in SRR Notify", __func__, tag); 2846 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2847 return; 2848 } 2849 atp = isp_get_atpd(isp, tptr, tag); 2850 if (atp == NULL) { 2851 rls_lun_statep(isp, tptr); 2852 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x in SRR Notify", __func__, tag); 2853 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 2854 return; 2855 } 2856 atp->srr_notify_rcvd = 1; 2857 memcpy(atp->srr, inot, sizeof (atp->srr)); 2858 isp_prt(isp, ISP_LOGTINFO /* ISP_LOGTDEBUG0 */, "SRR[0x%x] inot->in_rxid flags 0x%x srr_iu=%x reloff 0x%x", inot->in_rxid, inot->in_flags, inot->in_srr_iu, 2859 inot->in_srr_reloff_lo | (inot->in_srr_reloff_hi << 16)); 2860 if (atp->srr_ccb) 2861 isp_handle_srr_start(isp, tptr, atp); 2862 rls_lun_statep(isp, tptr); 2863} 2864 2865static void 2866isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2867{ 2868 union ccb *ccb; 2869 int sentstatus = 0, ok = 0, notify_cam = 0, resid = 0, failure = 0; 2870 tstate_t *tptr = NULL; 2871 atio_private_data_t *atp = NULL; 2872 int bus; 2873 uint32_t handle, moved_data = 0, data_requested; 2874 2875 /* 2876 * CTIO handles are 16 bits. 2877 * CTIO2 and CTIO7 are 32 bits. 2878 */ 2879 2880 if (IS_SCSI(isp)) { 2881 handle = ((ct_entry_t *)arg)->ct_syshandle; 2882 } else { 2883 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2884 } 2885 ccb = isp_find_xs_tgt(isp, handle); 2886 if (ccb == NULL) { 2887 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2888 return; 2889 } 2890 isp_destroy_tgt_handle(isp, handle); 2891 data_requested = PISP_PCMD(ccb)->datalen; 2892 isp_free_pcmd(isp, ccb); 2893 if (isp->isp_nactive) { 2894 isp->isp_nactive--; 2895 } 2896 2897 bus = XS_CHANNEL(ccb); 2898 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2899 if (tptr == NULL) { 2900 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2901 } 2902 if (tptr == NULL) { 2903 isp_prt(isp, ISP_LOGERR, "%s: cannot find tptr for tag %x after I/O", __func__, ccb->csio.tag_id); 2904 return; 2905 } 2906 2907 if (IS_24XX(isp)) { 2908 atp = isp_get_atpd(isp, tptr, ((ct7_entry_t *)arg)->ct_rxid); 2909 } else if (IS_FC(isp)) { 2910 atp = isp_get_atpd(isp, tptr, ((ct2_entry_t *)arg)->ct_rxid); 2911 } else { 2912 atp = isp_get_atpd(isp, tptr, ((ct_entry_t *)arg)->ct_fwhandle); 2913 } 2914 if (atp == NULL) { 2915 rls_lun_statep(isp, tptr); 2916 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ccb->csio.tag_id); 2917 return; 2918 } 2919 KASSERT((atp->ctcnt > 0), ("ctio count not greater than zero")); 2920 atp->bytes_in_transit -= data_requested; 2921 atp->ctcnt -= 1; 2922 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 2923 2924 if (IS_24XX(isp)) { 2925 ct7_entry_t *ct = arg; 2926 2927 if (ct->ct_nphdl == CT7_SRR) { 2928 atp->srr_ccb = ccb; 2929 if (atp->srr_notify_rcvd) 2930 isp_handle_srr_start(isp, tptr, atp); 2931 rls_lun_statep(isp, tptr); 2932 return; 2933 } 2934 if (ct->ct_nphdl == CT_HBA_RESET) { 2935 failure = CAM_UNREC_HBA_ERROR; 2936 } else { 2937 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2938 ok = (ct->ct_nphdl == CT7_OK); 2939 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2940 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2941 resid = ct->ct_resid; 2942 moved_data = data_requested - resid; 2943 } 2944 } 2945 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct), 2946 notify_cam, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2947 } else if (IS_FC(isp)) { 2948 ct2_entry_t *ct = arg; 2949 if (ct->ct_status == CT_SRR) { 2950 atp->srr_ccb = ccb; 2951 if (atp->srr_notify_rcvd) 2952 isp_handle_srr_start(isp, tptr, atp); 2953 rls_lun_statep(isp, tptr); 2954 isp_target_putback_atio(ccb); 2955 return; 2956 } 2957 if (ct->ct_status == CT_HBA_RESET) { 2958 failure = CAM_UNREC_HBA_ERROR; 2959 } else { 2960 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2961 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2962 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2963 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2964 resid = ct->ct_resid; 2965 moved_data = data_requested - resid; 2966 } 2967 } 2968 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] seq %u nc %d sts 0x%x flg 0x%x sns %d resid %d %s", __func__, ct->ct_rxid, ATPD_GET_SEQNO(ct), 2969 notify_cam, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2970 } else { 2971 ct_entry_t *ct = arg; 2972 2973 if (ct->ct_status == (CT_HBA_RESET & 0xff)) { 2974 failure = CAM_UNREC_HBA_ERROR; 2975 } else { 2976 sentstatus = ct->ct_flags & CT_SENDSTATUS; 2977 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2978 notify_cam = (ct->ct_header.rqs_seqno & ATPD_SEQ_NOTIFY_CAM) != 0; 2979 } 2980 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 2981 resid = ct->ct_resid; 2982 moved_data = data_requested - resid; 2983 } 2984 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] seq %u nc %d tag %x S_ID 0x%x lun %d sts %x flg %x resid %d %s", __func__, ct->ct_fwhandle, ATPD_GET_SEQNO(ct), 2985 notify_cam, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID"); 2986 } 2987 if (ok) { 2988 if (moved_data) { 2989 atp->bytes_xfered += moved_data; 2990 ccb->csio.resid = atp->orig_datalen - atp->bytes_xfered - atp->bytes_in_transit; 2991 } 2992 if (sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2993 ccb->ccb_h.status |= CAM_SENT_SENSE; 2994 } 2995 ccb->ccb_h.status |= CAM_REQ_CMP; 2996 } else { 2997 notify_cam = 1; 2998 if (failure == CAM_UNREC_HBA_ERROR) 2999 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 3000 else 3001 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 3002 } 3003 atp->state = ATPD_STATE_PDON; 3004 rls_lun_statep(isp, tptr); 3005 3006 /* 3007 * We never *not* notify CAM when there has been any error (ok == 0), 3008 * so we never need to do an ATIO putback if we're not notifying CAM. 3009 */ 3010 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done (ok=%d nc=%d nowsendstatus=%d ccb ss=%d)", 3011 (sentstatus)? " FINAL " : "MIDTERM ", atp->tag, ok, notify_cam, atp->sendst, (ccb->ccb_h.flags & CAM_SEND_STATUS) != 0); 3012 if (notify_cam == 0) { 3013 if (atp->sendst) { 3014 isp_target_start_ctio(isp, ccb, FROM_CTIO_DONE); 3015 } 3016 return; 3017 } 3018 3019 /* 3020 * We're telling CAM we're done with this CTIO transaction. 3021 * 3022 * 24XX cards never need an ATIO put back. 3023 * 3024 * Other cards need one put back only on error. 3025 * In the latter case, a timeout will re-fire 3026 * and try again in case we didn't have 3027 * queue resources to do so at first. In any case, 3028 * once the putback is done we do the completion 3029 * call. 3030 */ 3031 if (ok || IS_24XX(isp)) { 3032 isp_complete_ctio(ccb); 3033 } else { 3034 isp_target_putback_atio(ccb); 3035 } 3036} 3037 3038static void 3039isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot) 3040{ 3041 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3042} 3043 3044static void 3045isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 3046{ 3047 int needack = 1; 3048 switch (inp->in_status) { 3049 case IN_PORT_LOGOUT: 3050 /* 3051 * XXX: Need to delete this initiator's WWN from the database 3052 * XXX: Need to send this LOGOUT upstream 3053 */ 3054 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 3055 break; 3056 case IN_PORT_CHANGED: 3057 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 3058 break; 3059 case IN_GLOBAL_LOGO: 3060 isp_del_all_wwn_entries(isp, 0); 3061 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 3062 break; 3063 case IN_ABORT_TASK: 3064 { 3065 tstate_t *tptr; 3066 uint16_t lun; 3067 uint32_t loopid; 3068 uint64_t wwn; 3069 atio_private_data_t *atp; 3070 fcportdb_t *lp; 3071 struct ccb_immediate_notify *inot = NULL; 3072 3073 if (ISP_CAP_SCCFW(isp)) { 3074 lun = inp->in_scclun; 3075 } else { 3076 lun = inp->in_lun; 3077 } 3078 if (ISP_CAP_2KLOGIN(isp)) { 3079 loopid = ((in_fcentry_e_t *)inp)->in_iid; 3080 } else { 3081 loopid = inp->in_iid; 3082 } 3083 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) { 3084 wwn = lp->port_wwn; 3085 } else { 3086 wwn = INI_ANY; 3087 } 3088 tptr = get_lun_statep(isp, 0, lun); 3089 if (tptr == NULL) { 3090 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 3091 if (tptr == NULL) { 3092 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun); 3093 return; 3094 } 3095 } 3096 atp = isp_get_atpd(isp, tptr, inp->in_seqid); 3097 3098 if (atp) { 3099 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 3100 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 3101 if (inot) { 3102 tptr->inot_count--; 3103 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 3104 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 3105 } else { 3106 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "out of INOT structures\n"); 3107 } 3108 } else { 3109 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 3110 } 3111 if (inot) { 3112 isp_notify_t tmp, *nt = &tmp; 3113 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 3114 nt->nt_hba = isp; 3115 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 3116 nt->nt_wwn = wwn; 3117 nt->nt_nphdl = loopid; 3118 nt->nt_sid = PORT_ANY; 3119 nt->nt_did = PORT_ANY; 3120 nt->nt_lun = lun; 3121 nt->nt_need_ack = 1; 3122 nt->nt_channel = 0; 3123 nt->nt_ncode = NT_ABORT_TASK; 3124 nt->nt_lreserved = inot; 3125 isp_handle_platform_target_tmf(isp, nt); 3126 needack = 0; 3127 } 3128 rls_lun_statep(isp, tptr); 3129 break; 3130 } 3131 default: 3132 break; 3133 } 3134 if (needack) { 3135 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inp); 3136 } 3137} 3138 3139static void 3140isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 3141{ 3142 uint16_t nphdl; 3143 uint16_t prli_options = 0; 3144 uint32_t portid; 3145 fcportdb_t *lp; 3146 uint8_t *ptr = NULL; 3147 uint64_t wwn; 3148 3149 nphdl = inot->in_nphdl; 3150 if (nphdl != NIL_HANDLE) { 3151 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 3152 } else { 3153 portid = PORT_ANY; 3154 } 3155 3156 switch (inot->in_status) { 3157 case IN24XX_ELS_RCVD: 3158 { 3159 char buf[16], *msg; 3160 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 3161 3162 /* 3163 * Note that we're just getting notification that an ELS was received 3164 * (possibly with some associated information sent upstream). This is 3165 * *not* the same as being given the ELS frame to accept or reject. 3166 */ 3167 switch (inot->in_status_subcode) { 3168 case LOGO: 3169 msg = "LOGO"; 3170 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 3171 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 3172 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) | 3173 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) | 3174 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) | 3175 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) | 3176 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) | 3177 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) | 3178 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) | 3179 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7])); 3180 } else { 3181 wwn = INI_ANY; 3182 } 3183 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid); 3184 break; 3185 case PRLO: 3186 msg = "PRLO"; 3187 break; 3188 case PLOGI: 3189 case PRLI: 3190 /* 3191 * Treat PRLI the same as PLOGI and make a database entry for it. 3192 */ 3193 if (inot->in_status_subcode == PLOGI) { 3194 msg = "PLOGI"; 3195 } else { 3196 prli_options = inot->in_prli_options; 3197 msg = "PRLI"; 3198 } 3199 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 3200 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 3201 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) | 3202 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) | 3203 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) | 3204 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) | 3205 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) | 3206 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) | 3207 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) | 3208 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7])); 3209 } else { 3210 wwn = INI_NONE; 3211 } 3212 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid, prli_options); 3213 break; 3214 case PDISC: 3215 msg = "PDISC"; 3216 break; 3217 case ADISC: 3218 msg = "ADISC"; 3219 break; 3220 default: 3221 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 3222 msg = buf; 3223 break; 3224 } 3225 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 3226 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); 3227 break; 3228 } 3229 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, 3230 inot->in_rxid, inot->in_oxid); 3231 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3232 break; 3233 } 3234 3235 case IN24XX_PORT_LOGOUT: 3236 ptr = "PORT LOGOUT"; 3237 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 3238 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 3239 } 3240 /* FALLTHROUGH */ 3241 case IN24XX_PORT_CHANGED: 3242 if (ptr == NULL) { 3243 ptr = "PORT CHANGED"; 3244 } 3245 /* FALLTHROUGH */ 3246 case IN24XX_LIP_RESET: 3247 if (ptr == NULL) { 3248 ptr = "LIP RESET"; 3249 } 3250 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); 3251 3252 /* 3253 * All subcodes here are irrelevant. What is relevant 3254 * is that we need to terminate all active commands from 3255 * this initiator (known by N-port handle). 3256 */ 3257 /* XXX IMPLEMENT XXX */ 3258 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3259 break; 3260 3261 case IN24XX_SRR_RCVD: 3262#ifdef ISP_TARGET_MODE 3263 isp_handle_srr_notify(isp, inot); 3264 break; 3265#else 3266 if (ptr == NULL) { 3267 ptr = "SRR RCVD"; 3268 } 3269 /* FALLTHROUGH */ 3270#endif 3271 case IN24XX_LINK_RESET: 3272 if (ptr == NULL) { 3273 ptr = "LINK RESET"; 3274 } 3275 case IN24XX_LINK_FAILED: 3276 if (ptr == NULL) { 3277 ptr = "LINK FAILED"; 3278 } 3279 default: 3280 isp_prt(isp, ISP_LOGWARN, "Chan %d %s", ISP_GET_VPIDX(isp, inot->in_vpidx), ptr); 3281 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, inot); 3282 break; 3283 } 3284} 3285 3286static int 3287isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 3288{ 3289 3290 if (isp->isp_state != ISP_RUNSTATE) { 3291 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 3292 return (0); 3293 } 3294 3295 /* 3296 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 3297 */ 3298 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 3299 ct7_entry_t local, *cto = &local; 3300 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 3301 fcportdb_t *lp; 3302 uint32_t sid; 3303 uint16_t nphdl; 3304 3305 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 3306 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) { 3307 nphdl = lp->handle; 3308 } else { 3309 nphdl = NIL_HANDLE; 3310 } 3311 ISP_MEMZERO(&local, sizeof (local)); 3312 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3313 cto->ct_header.rqs_entry_count = 1; 3314 cto->ct_nphdl = nphdl; 3315 cto->ct_rxid = aep->at_rxid; 3316 cto->ct_vpidx = mp->nt_channel; 3317 cto->ct_iid_lo = sid; 3318 cto->ct_iid_hi = sid >> 16; 3319 cto->ct_oxid = aep->at_hdr.ox_id; 3320 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 3321 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 3322 return (isp_target_put_entry(isp, &local)); 3323 } 3324 3325 /* 3326 * This case is for a responding to an ABTS frame 3327 */ 3328 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 3329 3330 /* 3331 * Overload nt_need_ack here to mark whether we've terminated the associated command. 3332 */ 3333 if (mp->nt_need_ack) { 3334 uint8_t storage[QENTRY_LEN]; 3335 ct7_entry_t *cto = (ct7_entry_t *) storage; 3336 abts_t *abts = (abts_t *)mp->nt_lreserved; 3337 3338 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 3339 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 3340 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 3341 cto->ct_header.rqs_entry_count = 1; 3342 cto->ct_nphdl = mp->nt_nphdl; 3343 cto->ct_rxid = abts->abts_rxid_task; 3344 cto->ct_iid_lo = mp->nt_sid; 3345 cto->ct_iid_hi = mp->nt_sid >> 16; 3346 cto->ct_oxid = abts->abts_ox_id; 3347 cto->ct_vpidx = mp->nt_channel; 3348 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 3349 if (isp_target_put_entry(isp, cto)) { 3350 return (ENOMEM); 3351 } 3352 mp->nt_need_ack = 0; 3353 } 3354 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 3355 return (ENOMEM); 3356 } else { 3357 return (0); 3358 } 3359 } 3360 3361 /* 3362 * Handle logout cases here 3363 */ 3364 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 3365 isp_del_all_wwn_entries(isp, mp->nt_channel); 3366 } 3367 3368 if (mp->nt_ncode == NT_LOGOUT) { 3369 if (!IS_2100(isp) && IS_FC(isp)) { 3370 isp_del_wwn_entries(isp, mp); 3371 } 3372 } 3373 3374 /* 3375 * General purpose acknowledgement 3376 */ 3377 if (mp->nt_need_ack) { 3378 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 3379 /* 3380 * Don't need to use the guaranteed send because the caller can retry 3381 */ 3382 return (isp_notify_ack(isp, mp->nt_lreserved)); 3383 } 3384 return (0); 3385} 3386 3387/* 3388 * Handle task management functions. 3389 * 3390 * We show up here with a notify structure filled out. 3391 * 3392 * The nt_lreserved tag points to the original queue entry 3393 */ 3394static void 3395isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 3396{ 3397 tstate_t *tptr; 3398 fcportdb_t *lp; 3399 struct ccb_immediate_notify *inot; 3400 inot_private_data_t *ntp = NULL; 3401 lun_id_t lun; 3402 3403 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 3404 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 3405 /* 3406 * NB: This assignment is necessary because of tricky type conversion. 3407 * XXX: This is tricky and I need to check this. If the lun isn't known 3408 * XXX: for the task management function, it does not of necessity follow 3409 * XXX: that it should go up stream to the wildcard listener. 3410 */ 3411 if (notify->nt_lun == LUN_ANY) { 3412 lun = CAM_LUN_WILDCARD; 3413 } else { 3414 lun = notify->nt_lun; 3415 } 3416 tptr = get_lun_statep(isp, notify->nt_channel, lun); 3417 if (tptr == NULL) { 3418 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 3419 if (tptr == NULL) { 3420 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 3421 goto bad; 3422 } 3423 } 3424 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 3425 if (inot == NULL) { 3426 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 3427 goto bad; 3428 } 3429 3430 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) { 3431 inot->initiator_id = CAM_TARGET_WILDCARD; 3432 } else { 3433 inot->initiator_id = lp->handle; 3434 } 3435 inot->seq_id = notify->nt_tagval; 3436 inot->tag_id = notify->nt_tagval >> 32; 3437 3438 switch (notify->nt_ncode) { 3439 case NT_ABORT_TASK: 3440 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 3441 inot->arg = MSG_ABORT_TASK; 3442 break; 3443 case NT_ABORT_TASK_SET: 3444 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 3445 inot->arg = MSG_ABORT_TASK_SET; 3446 break; 3447 case NT_CLEAR_ACA: 3448 inot->arg = MSG_CLEAR_ACA; 3449 break; 3450 case NT_CLEAR_TASK_SET: 3451 inot->arg = MSG_CLEAR_TASK_SET; 3452 break; 3453 case NT_LUN_RESET: 3454 inot->arg = MSG_LOGICAL_UNIT_RESET; 3455 break; 3456 case NT_TARGET_RESET: 3457 inot->arg = MSG_TARGET_RESET; 3458 break; 3459 default: 3460 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); 3461 goto bad; 3462 } 3463 3464 ntp = isp_get_ntpd(isp, tptr); 3465 if (ntp == NULL) { 3466 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 3467 goto bad; 3468 } 3469 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 3470 if (notify->nt_lreserved) { 3471 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 3472 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 3473 } 3474 ntp->rd.seq_id = notify->nt_tagval; 3475 ntp->rd.tag_id = notify->nt_tagval >> 32; 3476 3477 tptr->inot_count--; 3478 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 3479 rls_lun_statep(isp, tptr); 3480 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 3481 inot->ccb_h.status = CAM_MESSAGE_RECV; 3482 xpt_done((union ccb *)inot); 3483 return; 3484bad: 3485 if (tptr) { 3486 rls_lun_statep(isp, tptr); 3487 } 3488 if (notify->nt_need_ack && notify->nt_lreserved) { 3489 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 3490 if (isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM)) { 3491 isp_prt(isp, ISP_LOGWARN, "you lose- unable to send an ACKNAK"); 3492 } 3493 } else { 3494 isp_async(isp, ISPASYNC_TARGET_NOTIFY_ACK, notify->nt_lreserved); 3495 } 3496 } 3497} 3498 3499/* 3500 * Find the associated private data and mark it as dead so 3501 * we don't try to work on it any further. 3502 */ 3503static void 3504isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 3505{ 3506 tstate_t *tptr; 3507 atio_private_data_t *atp; 3508 union ccb *accb = ccb->cab.abort_ccb; 3509 3510 tptr = get_lun_statep(isp, XS_CHANNEL(accb), XS_LUN(accb)); 3511 if (tptr == NULL) { 3512 tptr = get_lun_statep(isp, XS_CHANNEL(accb), CAM_LUN_WILDCARD); 3513 if (tptr == NULL) { 3514 ccb->ccb_h.status = CAM_REQ_INVALID; 3515 return; 3516 } 3517 } 3518 3519 atp = isp_get_atpd(isp, tptr, accb->atio.tag_id); 3520 if (atp == NULL) { 3521 ccb->ccb_h.status = CAM_REQ_INVALID; 3522 } else { 3523 atp->dead = 1; 3524 ccb->ccb_h.status = CAM_REQ_CMP; 3525 } 3526 rls_lun_statep(isp, tptr); 3527} 3528 3529static void 3530isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 3531{ 3532 atio_private_data_t *atp; 3533 inot_private_data_t *restart_queue = tptr->restart_queue; 3534 3535 /* 3536 * First, clean any commands pending restart 3537 */ 3538 tptr->restart_queue = NULL; 3539 while (restart_queue) { 3540 uint32_t this_tag_id; 3541 inot_private_data_t *ntp = restart_queue; 3542 3543 restart_queue = ntp->rd.nt.nt_hba; 3544 3545 if (IS_24XX(isp)) { 3546 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 3547 } else { 3548 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 3549 } 3550 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 3551 isp_put_ntpd(isp, tptr, ntp); 3552 } else { 3553 ntp->rd.nt.nt_hba = tptr->restart_queue; 3554 tptr->restart_queue = ntp; 3555 } 3556 } 3557 3558 /* 3559 * Now mark other ones dead as well. 3560 */ 3561 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 3562 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 3563 atp->dead = 1; 3564 } 3565 } 3566} 3567 3568 3569#ifdef ISP_INTERNAL_TARGET 3570//#define ISP_SEPARATE_STATUS 1 3571#define ISP_MULTI_CCBS 1 3572#if defined(ISP_MULTI_CCBS) && !defined(ISP_SEPARATE_STATUS) 3573#define ISP_SEPARATE_STATUS 1 3574#endif 3575 3576typedef struct periph_private_data_t { 3577 union ccb *ccb; /* original ATIO or Immediate Notify */ 3578 unsigned long offset; /* current offset */ 3579 int sequence; /* current CTIO sequence */ 3580 int ctio_cnt; /* current # of ctio's outstanding */ 3581 int 3582 status_sent : 1, 3583 on_queue : 1; /* on restart queue */ 3584} ppd_t; 3585/* 3586 * Each ATIO we allocate will have periph private data associated with it 3587 * that maintains per-command state. This private to each ATIO. 3588 */ 3589#define ATIO_PPD(ccb) ((ppd_t *)(((struct ccb_hdr *)ccb)->ppriv_ptr0)) 3590/* 3591 * Each CTIO we send downstream will get a pointer to the ATIO itself 3592 * so that on completion we can retrieve that pointer. 3593 */ 3594#define ccb_atio ppriv_ptr1 3595#define ccb_inot ppriv_ptr1 3596 3597/* 3598 * Each CTIO we send downstream will contain a sequence number 3599 */ 3600#define CTIO_SEQ(ccb) ccb->ccb_h.ppriv_field0 3601 3602#define MAX_ISP_TARG_TRANSFER (2 << 20) 3603#define NISP_TARG_CMDS 64 3604#define NISP_TARG_NOTIFIES 64 3605#define DISK_SHIFT 9 3606#define JUNK_SIZE 256 3607#define MULTI_CCB_DATA_LIM 8192 3608//#define MULTI_CCB_DATA_CNT 64 3609#define MULTI_CCB_DATA_CNT 8 3610 3611extern u_int vm_kmem_size; 3612static int ca; 3613static uint32_t disk_size; 3614static uint8_t *disk_data = NULL; 3615static uint8_t *junk_data; 3616static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data"); 3617struct isptarg_softc { 3618 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */ 3619 struct isp_ccbq work_queue; 3620 struct isp_ccbq rework_queue; 3621 struct isp_ccbq running_queue; 3622 struct isp_ccbq inot_queue; 3623 struct cam_periph *periph; 3624 struct cam_path *path; 3625 ispsoftc_t *isp; 3626}; 3627static periph_ctor_t isptargctor; 3628static periph_dtor_t isptargdtor; 3629static periph_start_t isptargstart; 3630static periph_init_t isptarginit; 3631static void isptarg_done(struct cam_periph *, union ccb *); 3632static void isptargasync(void *, u_int32_t, struct cam_path *, void *); 3633 3634 3635static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *); 3636 3637static struct periph_driver isptargdriver = 3638{ 3639 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), 0 3640}; 3641 3642static void 3643isptarginit(void) 3644{ 3645} 3646 3647static void 3648isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot) 3649{ 3650 struct ccb_notify_acknowledge *ack = &iccb->cna2; 3651 3652 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__, 3653 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg); 3654 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 3655 ack->ccb_h.flags = 0; 3656 ack->ccb_h.retry_count = 0; 3657 ack->ccb_h.cbfcnp = isptarg_done; 3658 ack->ccb_h.timeout = 0; 3659 ack->ccb_h.ccb_inot = inot; 3660 ack->tag_id = inot->tag_id; 3661 ack->seq_id = inot->seq_id; 3662 ack->initiator_id = inot->initiator_id; 3663 xpt_action(iccb); 3664} 3665 3666static void 3667isptargstart(struct cam_periph *periph, union ccb *iccb) 3668{ 3669 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 3670 0x7f, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3671 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3672 'S', 'C', 'S', 'I', ' ', 'N', 'U', 'L', 3673 'L', ' ', 'D', 'E', 'V', 'I', 'C', 'E', 3674 '0', '0', '0', '1' 3675 }; 3676 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = { 3677 0, 0x0, 0x5, 0x2, 32, 0, 0, 0x32, 3678 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3679 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M', 3680 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K', 3681 '0', '0', '0', '1' 3682 }; 3683 int r, i, more = 0, last, is_data_cmd = 0, is_write; 3684 char *queue; 3685 struct isptarg_softc *softc = periph->softc; 3686 struct ccb_scsiio *csio; 3687 lun_id_t return_lun; 3688 struct ccb_accept_tio *atio; 3689 uint8_t *cdb, *ptr, status; 3690 uint8_t *data_ptr; 3691 uint32_t data_len, flags; 3692 struct ccb_hdr *ccbh; 3693 3694 mtx_assert(periph->sim->mtx, MA_OWNED); 3695 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, iccb->ccb_h.path, "%s: function code 0x%x INOTQ=%c WORKQ=%c REWORKQ=%c\n", __func__, iccb->ccb_h.func_code, 3696 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n'); 3697 /* 3698 * Check for immediate notifies first 3699 */ 3700 ccbh = TAILQ_FIRST(&softc->inot_queue); 3701 if (ccbh) { 3702 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe); 3703 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) { 3704 xpt_schedule(periph, 1); 3705 } 3706 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh); 3707 return; 3708 } 3709 3710 /* 3711 * Check the rework (continuation) work queue first. 3712 */ 3713 ccbh = TAILQ_FIRST(&softc->rework_queue); 3714 if (ccbh) { 3715 atio = (struct ccb_accept_tio *)ccbh; 3716 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe); 3717 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue); 3718 queue = "rework"; 3719 } else { 3720 ccbh = TAILQ_FIRST(&softc->work_queue); 3721 if (ccbh == NULL) { 3722 xpt_release_ccb(iccb); 3723 return; 3724 } 3725 atio = (struct ccb_accept_tio *)ccbh; 3726 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe); 3727 more = TAILQ_FIRST(&softc->work_queue) != NULL; 3728 queue = "work"; 3729 } 3730 ATIO_PPD(atio)->on_queue = 0; 3731 3732 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) { 3733 panic("BAD ATIO"); 3734 } 3735 3736 data_len = is_write = 0; 3737 data_ptr = NULL; 3738 csio = &iccb->csio; 3739 status = SCSI_STATUS_OK; 3740 flags = CAM_SEND_STATUS; 3741 memset(&atio->sense_data, 0, sizeof (atio->sense_data)); 3742 cdb = atio->cdb_io.cdb_bytes; 3743 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, ccbh->path, "%s: [0x%x] processing ATIO from %s queue initiator 0x%x CDB=0x%x data_offset=%u\n", __func__, atio->tag_id, 3744 queue, atio->init_id, cdb[0], ATIO_PPD(atio)->offset); 3745 3746 return_lun = XS_LUN(atio); 3747 if (return_lun != 0) { 3748 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]); 3749 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) { 3750 status = SCSI_STATUS_CHECK_COND; 3751 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3752 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3753 SDFIXED(atio->sense_data)->add_sense_code = 0x25; /* LOGICAL UNIT NOT SUPPORTED */ 3754 atio->sense_len = SSD_MIN_SIZE; 3755 } 3756 return_lun = CAM_LUN_WILDCARD; 3757 } 3758 3759 switch (cdb[0]) { 3760 case REQUEST_SENSE: 3761 flags |= CAM_DIR_IN; 3762 data_len = sizeof (atio->sense_data); 3763 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE; 3764 memset(junk_data+1, 0, data_len-1); 3765 if (data_len > cdb[4]) { 3766 data_len = cdb[4]; 3767 } 3768 if (data_len) { 3769 data_ptr = junk_data; 3770 } 3771 break; 3772 case WRITE_6: 3773 case WRITE_10: 3774 case WRITE_12: 3775 case WRITE_16: 3776 is_write = 1; 3777 /* FALLTHROUGH */ 3778 case READ_6: 3779 case READ_10: 3780 case READ_12: 3781 case READ_16: 3782 is_data_cmd = 1; 3783 r = isptarg_rwparm(cdb, disk_data, disk_size, ATIO_PPD(atio)->offset, &data_ptr, &data_len, &last); 3784 if (r != 0) { 3785 status = SCSI_STATUS_CHECK_COND; 3786 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3787 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3788 if (r == -1) { 3789 SDFIXED(atio->sense_data)->add_sense_code = 0x21; /* LOGICAL BLOCK ADDRESS OUT OF RANGE */ 3790 } else { 3791 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */ 3792 } 3793 atio->sense_len = SSD_MIN_SIZE; 3794 } else { 3795#ifdef ISP_SEPARATE_STATUS 3796 if (last && data_len) { 3797 last = 0; 3798 } 3799#endif 3800 if (last == 0) { 3801 flags &= ~CAM_SEND_STATUS; 3802 } 3803 if (data_len) { 3804 ATIO_PPD(atio)->offset += data_len; 3805 if (is_write) 3806 flags |= CAM_DIR_OUT; 3807 else 3808 flags |= CAM_DIR_IN; 3809 } else { 3810 flags |= CAM_DIR_NONE; 3811 } 3812 } 3813 break; 3814 case INQUIRY: 3815 flags |= CAM_DIR_IN; 3816 if (cdb[1] || cdb[2] || cdb[3]) { 3817 status = SCSI_STATUS_CHECK_COND; 3818 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3819 SDFIXED(atio->sense_data)->flags = SSD_KEY_UNIT_ATTENTION; 3820 SDFIXED(atio->sense_data)->add_sense_code = 0x24; /* INVALID FIELD IN CDB */ 3821 atio->sense_len = SSD_MIN_SIZE; 3822 break; 3823 } 3824 data_len = sizeof (iqd); 3825 if (data_len > cdb[4]) { 3826 data_len = cdb[4]; 3827 } 3828 if (data_len) { 3829 if (XS_LUN(iccb) != 0) { 3830 memcpy(junk_data, niliqd, sizeof (iqd)); 3831 } else { 3832 memcpy(junk_data, iqd, sizeof (iqd)); 3833 } 3834 data_ptr = junk_data; 3835 } 3836 break; 3837 case TEST_UNIT_READY: 3838 flags |= CAM_DIR_NONE; 3839 if (ca) { 3840 ca = 0; 3841 status = SCSI_STATUS_CHECK_COND; 3842 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3843 SDFIXED(atio->sense_data)->flags = SSD_KEY_UNIT_ATTENTION; 3844 SDFIXED(atio->sense_data)->add_sense_code = 0x29; /* POWER ON, RESET, OR BUS DEVICE RESET OCCURRED */ 3845 atio->sense_len = SSD_MIN_SIZE; 3846 } 3847 break; 3848 case SYNCHRONIZE_CACHE: 3849 case START_STOP: 3850 case RESERVE: 3851 case RELEASE: 3852 case VERIFY_10: 3853 flags |= CAM_DIR_NONE; 3854 break; 3855 3856 case READ_CAPACITY: 3857 flags |= CAM_DIR_IN; 3858 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) { 3859 status = SCSI_STATUS_CHECK_COND; 3860 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3861 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3862 SDFIXED(atio->sense_data)->add_sense_code = 0x24; /* INVALID FIELD IN CDB */ 3863 atio->sense_len = SSD_MIN_SIZE; 3864 break; 3865 } 3866 if (cdb[8] & 0x1) { /* PMI */ 3867 junk_data[0] = 0xff; 3868 junk_data[1] = 0xff; 3869 junk_data[2] = 0xff; 3870 junk_data[3] = 0xff; 3871 } else { 3872 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1; 3873 if (last_blk < 0xffffffffULL) { 3874 junk_data[0] = (last_blk >> 24) & 0xff; 3875 junk_data[1] = (last_blk >> 16) & 0xff; 3876 junk_data[2] = (last_blk >> 8) & 0xff; 3877 junk_data[3] = (last_blk) & 0xff; 3878 } else { 3879 junk_data[0] = 0xff; 3880 junk_data[1] = 0xff; 3881 junk_data[2] = 0xff; 3882 junk_data[3] = 0xff; 3883 } 3884 } 3885 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff; 3886 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff; 3887 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff; 3888 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff; 3889 data_ptr = junk_data; 3890 data_len = 8; 3891 break; 3892 case REPORT_LUNS: 3893 flags |= CAM_DIR_IN; 3894 memset(junk_data, 0, JUNK_SIZE); 3895 junk_data[0] = (1 << 3) >> 24; 3896 junk_data[1] = (1 << 3) >> 16; 3897 junk_data[2] = (1 << 3) >> 8; 3898 junk_data[3] = (1 << 3); 3899 ptr = NULL; 3900 for (i = 0; i < 1; i++) { 3901 ptr = &junk_data[8 + (i << 3)]; 3902 if (i >= 256) { 3903 ptr[0] = 0x40 | ((i >> 8) & 0x3f); 3904 } 3905 ptr[1] = i; 3906 } 3907 data_ptr = junk_data; 3908 data_len = (ptr + 8) - junk_data; 3909 break; 3910 3911 default: 3912 flags |= CAM_DIR_NONE; 3913 status = SCSI_STATUS_CHECK_COND; 3914 SDFIXED(atio->sense_data)->error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR; 3915 SDFIXED(atio->sense_data)->flags = SSD_KEY_ILLEGAL_REQUEST; 3916 SDFIXED(atio->sense_data)->add_sense_code = 0x20; /* INVALID COMMAND OPERATION CODE */ 3917 atio->sense_len = SSD_MIN_SIZE; 3918 break; 3919 } 3920 3921 /* 3922 * If we are done with the transaction, tell the 3923 * controller to send status and perform a CMD_CMPLT. 3924 * If we have associated sense data, see if we can 3925 * send that too. 3926 */ 3927 if (status == SCSI_STATUS_CHECK_COND) { 3928 flags |= CAM_SEND_SENSE; 3929 csio->sense_len = atio->sense_len; 3930 csio->sense_data = atio->sense_data; 3931 flags &= ~CAM_DIR_MASK; 3932 data_len = 0; 3933 data_ptr = NULL; 3934 } 3935 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 30 * hz); 3936 iccb->ccb_h.target_id = atio->ccb_h.target_id; 3937 iccb->ccb_h.target_lun = return_lun; 3938 iccb->ccb_h.ccb_atio = atio; 3939 CTIO_SEQ(iccb) = ATIO_PPD(atio)->sequence++; 3940 ATIO_PPD(atio)->ctio_cnt++; 3941 if (flags & CAM_SEND_STATUS) { 3942 KASSERT((ATIO_PPD(atio)->status_sent == 0), ("we have already sent status for 0x%x in %s", atio->tag_id, __func__)); 3943 ATIO_PPD(atio)->status_sent = 1; 3944 } 3945 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, atio->ccb_h.path, "%s: sending downstream for 0x%x sequence %u len %u flags %x\n", __func__, atio->tag_id, CTIO_SEQ(iccb), data_len, flags); 3946 xpt_action(iccb); 3947 3948 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3949 cam_release_devq(periph->path, 0, 0, 0, 0); 3950 atio->ccb_h.status &= ~CAM_DEV_QFRZN; 3951 } 3952#ifdef ISP_MULTI_CCBS 3953 if (is_data_cmd && ATIO_PPD(atio)->status_sent == 0 && ATIO_PPD(atio)->ctio_cnt < MULTI_CCB_DATA_CNT && ATIO_PPD(atio)->on_queue == 0) { 3954 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, atio->ccb_h.path, "%s: more still to do for 0x%x\n", __func__, atio->tag_id); 3955 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3956 ATIO_PPD(atio)->on_queue = 1; 3957 more = 1; 3958 } 3959#endif 3960 if (more) { 3961 xpt_schedule(periph, 1); 3962 } 3963} 3964 3965static cam_status 3966isptargctor(struct cam_periph *periph, void *arg) 3967{ 3968 struct isptarg_softc *softc; 3969 3970 softc = (struct isptarg_softc *)arg; 3971 periph->softc = softc; 3972 softc->periph = periph; 3973 softc->path = periph->path; 3974 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, periph->path, "%s called\n", __func__); 3975 return (CAM_REQ_CMP); 3976} 3977 3978static void 3979isptargdtor(struct cam_periph *periph) 3980{ 3981 struct isptarg_softc *softc; 3982 softc = (struct isptarg_softc *)periph->softc; 3983 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG1, periph->path, "%s called\n", __func__); 3984 softc->periph = NULL; 3985 softc->path = NULL; 3986 periph->softc = NULL; 3987} 3988 3989static void 3990isptarg_done(struct cam_periph *periph, union ccb *ccb) 3991{ 3992 struct isptarg_softc *softc; 3993 ispsoftc_t *isp; 3994 uint32_t newoff; 3995 struct ccb_accept_tio *atio; 3996 struct ccb_immediate_notify *inot; 3997 cam_status status; 3998 3999 softc = (struct isptarg_softc *)periph->softc; 4000 isp = softc->isp; 4001 status = ccb->ccb_h.status & CAM_STATUS_MASK; 4002 4003 switch (ccb->ccb_h.func_code) { 4004 case XPT_ACCEPT_TARGET_IO: 4005 atio = (struct ccb_accept_tio *) ccb; 4006 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__); 4007 memset(ATIO_PPD(atio), 0, sizeof (ppd_t)); 4008 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe); 4009 ATIO_PPD(atio)->on_queue = 1; 4010 xpt_schedule(periph, 1); 4011 break; 4012 case XPT_IMMEDIATE_NOTIFY: 4013 inot = (struct ccb_immediate_notify *) ccb; 4014 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__); 4015 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe); 4016 xpt_schedule(periph, 1); 4017 break; 4018 case XPT_CONT_TARGET_IO: 4019 atio = ccb->ccb_h.ccb_atio; 4020 KASSERT((ATIO_PPD(atio)->ctio_cnt != 0), ("ctio zero when finishing a CTIO")); 4021 ATIO_PPD(atio)->ctio_cnt--; 4022 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4023 switch (ccb->ccb_h.status & CAM_STATUS_MASK) { 4024 case CAM_MESSAGE_RECV: 4025 newoff = (ccb->csio.msg_ptr[3] << 24) | (ccb->csio.msg_ptr[4] << 16) | (ccb->csio.msg_ptr[5] << 8) | (ccb->csio.msg_ptr[6]); 4026 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "[0x%x] got message to return to reset offset to 0x%x at sequence %u\n", atio->tag_id, newoff, CTIO_SEQ(ccb)); 4027 ATIO_PPD(atio)->offset = newoff; 4028 ATIO_PPD(atio)->status_sent = 0; 4029 if (ATIO_PPD(atio)->on_queue == 0) { 4030 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 4031 ATIO_PPD(atio)->on_queue = 1; 4032 } 4033 xpt_schedule(periph, 1); 4034 break; 4035 default: 4036 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL); 4037 xpt_action((union ccb *)atio); 4038 break; 4039 } 4040 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 4041 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO sequence %u seen in %s\n", atio->tag_id, CTIO_SEQ(ccb), __func__); 4042 if (ATIO_PPD(atio)->status_sent == 0 && ATIO_PPD(atio)->on_queue == 0) { 4043 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 4044 ATIO_PPD(atio)->on_queue = 1; 4045 } 4046 xpt_schedule(periph, 1); 4047 } else { 4048 KASSERT((ATIO_PPD(atio)->ctio_cnt == 0), ("ctio count still %d when we think we've sent the STATUS ctio", ATIO_PPD(atio)->ctio_cnt)); 4049 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO sequence %u seen in %s\n", atio->tag_id, CTIO_SEQ(ccb), __func__); 4050 xpt_action((union ccb *)atio); 4051 } 4052 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 4053 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 4054 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 4055 } 4056 xpt_release_ccb(ccb); 4057 break; 4058 case XPT_NOTIFY_ACKNOWLEDGE: 4059 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 4060 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 4061 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 4062 } 4063 inot = ccb->ccb_h.ccb_inot; 4064 ISP_PATH_PRT(isp, ISP_LOGTDEBUG1, inot->ccb_h.path, "[0x%x] recycle notify for tag 0x%x\n", inot->tag_id, inot->seq_id); 4065 xpt_release_ccb(ccb); 4066 xpt_action((union ccb *)inot); 4067 break; 4068 default: 4069 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code); 4070 break; 4071 } 4072} 4073 4074static void 4075isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg) 4076{ 4077 struct ac_contract *acp = arg; 4078 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data; 4079 4080 if (code != AC_CONTRACT) { 4081 return; 4082 } 4083 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed"); 4084} 4085 4086static void 4087isp_target_thread(ispsoftc_t *isp, int chan) 4088{ 4089 union ccb *ccb = NULL; 4090 int i; 4091 void *wchan; 4092 cam_status status; 4093 struct isptarg_softc *softc = NULL; 4094 struct cam_periph *periph = NULL, *wperiph = NULL; 4095 struct cam_path *path, *wpath; 4096 struct cam_sim *sim; 4097 4098 if (disk_data == NULL) { 4099 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20)); 4100 if (disk_size < (50 << 20)) { 4101 disk_size = 50 << 20; 4102 } 4103 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO); 4104 if (disk_data == NULL) { 4105 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__); 4106 goto out; 4107 } 4108 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20)); 4109 } 4110 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO); 4111 if (junk_data == NULL) { 4112 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__); 4113 goto out; 4114 } 4115 4116 4117 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO); 4118 if (softc == NULL) { 4119 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__); 4120 goto out; 4121 } 4122 TAILQ_INIT(&softc->work_queue); 4123 TAILQ_INIT(&softc->rework_queue); 4124 TAILQ_INIT(&softc->running_queue); 4125 TAILQ_INIT(&softc->inot_queue); 4126 softc->isp = isp; 4127 4128 periphdriver_register(&isptargdriver); 4129 ISP_GET_PC(isp, chan, sim, sim); 4130 ISP_GET_PC(isp, chan, path, path); 4131 status = xpt_create_path_unlocked(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 4132 if (status != CAM_REQ_CMP) { 4133 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__); 4134 return; 4135 } 4136 status = xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), 0, 0); 4137 if (status != CAM_REQ_CMP) { 4138 xpt_free_path(wpath); 4139 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__); 4140 return; 4141 } 4142 4143 ccb = xpt_alloc_ccb(); 4144 4145 ISP_LOCK(isp); 4146 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc); 4147 if (status != CAM_REQ_CMP) { 4148 ISP_UNLOCK(isp); 4149 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__); 4150 goto out; 4151 } 4152 wperiph = cam_periph_find(wpath, "isptarg"); 4153 if (wperiph == NULL) { 4154 ISP_UNLOCK(isp); 4155 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__); 4156 goto out; 4157 } 4158 4159 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc); 4160 if (status != CAM_REQ_CMP) { 4161 ISP_UNLOCK(isp); 4162 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__); 4163 goto out; 4164 } 4165 4166 periph = cam_periph_find(path, "isptarg"); 4167 if (periph == NULL) { 4168 ISP_UNLOCK(isp); 4169 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__); 4170 goto out; 4171 } 4172 4173 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath); 4174 if (status != CAM_REQ_CMP) { 4175 ISP_UNLOCK(isp); 4176 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__); 4177 goto out; 4178 } 4179 4180 ISP_UNLOCK(isp); 4181 4182 ccb = xpt_alloc_ccb(); 4183 4184 /* 4185 * Make sure role is none. 4186 */ 4187 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4188 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 4189 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE; 4190 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 4191 4192 ISP_LOCK(isp); 4193 xpt_action(ccb); 4194 ISP_UNLOCK(isp); 4195 4196 /* 4197 * Now enable luns 4198 */ 4199 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4200 ccb->ccb_h.func_code = XPT_EN_LUN; 4201 ccb->cel.enable = 1; 4202 ISP_LOCK(isp); 4203 xpt_action(ccb); 4204 ISP_UNLOCK(isp); 4205 if (ccb->ccb_h.status != CAM_REQ_CMP) { 4206 xpt_free_ccb(ccb); 4207 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 4208 goto out; 4209 } 4210 4211 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10); 4212 ccb->ccb_h.func_code = XPT_EN_LUN; 4213 ccb->cel.enable = 1; 4214 ISP_LOCK(isp); 4215 xpt_action(ccb); 4216 ISP_UNLOCK(isp); 4217 if (ccb->ccb_h.status != CAM_REQ_CMP) { 4218 xpt_free_ccb(ccb); 4219 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 4220 goto out; 4221 } 4222 xpt_free_ccb(ccb); 4223 4224 /* 4225 * Add resources 4226 */ 4227 ISP_GET_PC_ADDR(isp, chan, target_proc, wchan); 4228 for (i = 0; i < 4; i++) { 4229 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4230 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 4231 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 4232 ccb->ccb_h.cbfcnp = isptarg_done; 4233 ccb->ccb_h.ppriv_ptr0 = malloc(sizeof (ppd_t), M_ISPTARG, M_WAITOK | M_ZERO); 4234 ISP_LOCK(isp); 4235 xpt_action(ccb); 4236 ISP_UNLOCK(isp); 4237 } 4238 for (i = 0; i < NISP_TARG_CMDS; i++) { 4239 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4240 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 4241 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 4242 ccb->ccb_h.cbfcnp = isptarg_done; 4243 ccb->ccb_h.ppriv_ptr0 = malloc(sizeof (ppd_t), M_ISPTARG, M_WAITOK | M_ZERO); 4244 ISP_LOCK(isp); 4245 xpt_action(ccb); 4246 ISP_UNLOCK(isp); 4247 } 4248 for (i = 0; i < 4; i++) { 4249 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4250 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 4251 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 4252 ccb->ccb_h.cbfcnp = isptarg_done; 4253 ISP_LOCK(isp); 4254 xpt_action(ccb); 4255 ISP_UNLOCK(isp); 4256 } 4257 for (i = 0; i < NISP_TARG_NOTIFIES; i++) { 4258 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 4259 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 4260 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 4261 ccb->ccb_h.cbfcnp = isptarg_done; 4262 ISP_LOCK(isp); 4263 xpt_action(ccb); 4264 ISP_UNLOCK(isp); 4265 } 4266 4267 /* 4268 * Now turn it all back on 4269 */ 4270 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 4271 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 4272 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 4273 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET; 4274 ISP_LOCK(isp); 4275 xpt_action(ccb); 4276 ISP_UNLOCK(isp); 4277 4278 /* 4279 * Okay, while things are still active, sleep... 4280 */ 4281 ISP_LOCK(isp); 4282 for (;;) { 4283 ISP_GET_PC(isp, chan, proc_active, i); 4284 if (i == 0) { 4285 break; 4286 } 4287 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0); 4288 } 4289 ISP_UNLOCK(isp); 4290 4291out: 4292 if (wperiph) { 4293 cam_periph_invalidate(wperiph); 4294 } 4295 if (periph) { 4296 cam_periph_invalidate(periph); 4297 } 4298 if (junk_data) { 4299 free(junk_data, M_ISPTARG); 4300 } 4301 if (disk_data) { 4302 free(disk_data, M_ISPTARG); 4303 } 4304 if (softc) { 4305 free(softc, M_ISPTARG); 4306 } 4307 xpt_free_path(path); 4308 xpt_free_path(wpath); 4309} 4310 4311static void 4312isp_target_thread_pi(void *arg) 4313{ 4314 struct isp_spi *pi = arg; 4315 isp_target_thread(cam_sim_softc(pi->sim), cam_sim_bus(pi->sim)); 4316} 4317 4318static void 4319isp_target_thread_fc(void *arg) 4320{ 4321 struct isp_fc *fc = arg; 4322 isp_target_thread(cam_sim_softc(fc->sim), cam_sim_bus(fc->sim)); 4323} 4324 4325static int 4326isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp) 4327{ 4328 uint32_t cnt, curcnt; 4329 uint64_t lba; 4330 4331 switch (cdb[0]) { 4332 case WRITE_16: 4333 case READ_16: 4334 cnt = (((uint32_t)cdb[10]) << 24) | 4335 (((uint32_t)cdb[11]) << 16) | 4336 (((uint32_t)cdb[12]) << 8) | 4337 ((uint32_t)cdb[13]); 4338 4339 lba = (((uint64_t)cdb[2]) << 56) | 4340 (((uint64_t)cdb[3]) << 48) | 4341 (((uint64_t)cdb[4]) << 40) | 4342 (((uint64_t)cdb[5]) << 32) | 4343 (((uint64_t)cdb[6]) << 24) | 4344 (((uint64_t)cdb[7]) << 16) | 4345 (((uint64_t)cdb[8]) << 8) | 4346 ((uint64_t)cdb[9]); 4347 break; 4348 case WRITE_12: 4349 case READ_12: 4350 cnt = (((uint32_t)cdb[6]) << 16) | 4351 (((uint32_t)cdb[7]) << 8) | 4352 ((u_int32_t)cdb[8]); 4353 4354 lba = (((uint32_t)cdb[2]) << 24) | 4355 (((uint32_t)cdb[3]) << 16) | 4356 (((uint32_t)cdb[4]) << 8) | 4357 ((uint32_t)cdb[5]); 4358 break; 4359 case WRITE_10: 4360 case READ_10: 4361 cnt = (((uint32_t)cdb[7]) << 8) | 4362 ((u_int32_t)cdb[8]); 4363 4364 lba = (((uint32_t)cdb[2]) << 24) | 4365 (((uint32_t)cdb[3]) << 16) | 4366 (((uint32_t)cdb[4]) << 8) | 4367 ((uint32_t)cdb[5]); 4368 break; 4369 case WRITE_6: 4370 case READ_6: 4371 cnt = cdb[4]; 4372 if (cnt == 0) { 4373 cnt = 256; 4374 } 4375 lba = (((uint32_t)cdb[1] & 0x1f) << 16) | 4376 (((uint32_t)cdb[2]) << 8) | 4377 ((uint32_t)cdb[3]); 4378 break; 4379 default: 4380 return (-1); 4381 } 4382 4383 cnt <<= DISK_SHIFT; 4384 lba <<= DISK_SHIFT; 4385 4386 if (offset == cnt) { 4387 *lp = 1; 4388 return (0); 4389 } 4390 4391 if (lba + cnt > dl) { 4392 return (-2); 4393 } 4394 4395 curcnt = MAX_ISP_TARG_TRANSFER; 4396 if (offset + curcnt >= cnt) { 4397 curcnt = cnt - offset; 4398 *lp = 1; 4399 } else { 4400 *lp = 0; 4401 } 4402#ifdef ISP_MULTI_CCBS 4403 if (curcnt > MULTI_CCB_DATA_LIM) 4404 curcnt = MULTI_CCB_DATA_LIM; 4405#endif 4406 *tl = curcnt; 4407 *kp = &dp[lba + offset]; 4408 return (0); 4409} 4410 4411#endif 4412#endif 4413 4414static void 4415isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 4416{ 4417 struct cam_sim *sim; 4418 int bus, tgt; 4419 ispsoftc_t *isp; 4420 4421 sim = (struct cam_sim *)cbarg; 4422 isp = (ispsoftc_t *) cam_sim_softc(sim); 4423 bus = cam_sim_bus(sim); 4424 tgt = xpt_path_target_id(path); 4425 4426 switch (code) { 4427 case AC_LOST_DEVICE: 4428 if (IS_SCSI(isp)) { 4429 uint16_t oflags, nflags; 4430 sdparam *sdp = SDPARAM(isp, bus); 4431 4432 if (tgt >= 0) { 4433 nflags = sdp->isp_devparam[tgt].nvrm_flags; 4434#ifndef ISP_TARGET_MODE 4435 nflags &= DPARM_SAFE_DFLT; 4436 if (isp->isp_loaded_fw) { 4437 nflags |= DPARM_NARROW | DPARM_ASYNC; 4438 } 4439#else 4440 nflags = DPARM_DEFAULT; 4441#endif 4442 oflags = sdp->isp_devparam[tgt].goal_flags; 4443 sdp->isp_devparam[tgt].goal_flags = nflags; 4444 sdp->isp_devparam[tgt].dev_update = 1; 4445 sdp->update = 1; 4446 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 4447 sdp->isp_devparam[tgt].goal_flags = oflags; 4448 } 4449 } 4450 break; 4451 default: 4452 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 4453 break; 4454 } 4455} 4456 4457static void 4458isp_poll(struct cam_sim *sim) 4459{ 4460 ispsoftc_t *isp = cam_sim_softc(sim); 4461 uint32_t isr; 4462 uint16_t sema, mbox; 4463 4464 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 4465 isp_intr(isp, isr, sema, mbox); 4466 } 4467} 4468 4469 4470static void 4471isp_watchdog(void *arg) 4472{ 4473 struct ccb_scsiio *xs = arg; 4474 ispsoftc_t *isp; 4475 uint32_t ohandle = ISP_HANDLE_FREE, handle; 4476 4477 isp = XS_ISP(xs); 4478 4479 handle = isp_find_handle(isp, xs); 4480 4481 /* 4482 * Hand crank the interrupt code just to be sure the command isn't stuck somewhere. 4483 */ 4484 if (handle != ISP_HANDLE_FREE) { 4485 uint32_t isr; 4486 uint16_t sema, mbox; 4487 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) != 0) { 4488 isp_intr(isp, isr, sema, mbox); 4489 } 4490 ohandle = handle; 4491 handle = isp_find_handle(isp, xs); 4492 } 4493 if (handle != ISP_HANDLE_FREE) { 4494 /* 4495 * Try and make sure the command is really dead before 4496 * we release the handle (and DMA resources) for reuse. 4497 * 4498 * If we are successful in aborting the command then 4499 * we're done here because we'll get the command returned 4500 * back separately. 4501 */ 4502 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 4503 return; 4504 } 4505 4506 /* 4507 * Note that after calling the above, the command may in 4508 * fact have been completed. 4509 */ 4510 xs = isp_find_xs(isp, handle); 4511 4512 /* 4513 * If the command no longer exists, then we won't 4514 * be able to find the xs again with this handle. 4515 */ 4516 if (xs == NULL) { 4517 return; 4518 } 4519 4520 /* 4521 * After this point, the command is really dead. 4522 */ 4523 if (XS_XFRLEN(xs)) { 4524 ISP_DMAFREE(isp, xs, handle); 4525 } 4526 isp_destroy_handle(isp, handle); 4527 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 4528 xs->ccb_h.status &= ~CAM_STATUS_MASK; 4529 xs->ccb_h.status |= CAM_CMD_TIMEOUT; 4530 isp_prt_endcmd(isp, xs); 4531 isp_done(xs); 4532 } else { 4533 if (ohandle != ISP_HANDLE_FREE) { 4534 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle 0x%x, recovered during interrupt", __func__, ohandle); 4535 } else { 4536 isp_prt(isp, ISP_LOGWARN, "%s: timeout for handle already free", __func__); 4537 } 4538 } 4539} 4540 4541static void 4542isp_make_here(ispsoftc_t *isp, int chan, int tgt) 4543{ 4544 union ccb *ccb; 4545 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4546 4547 if (isp_autoconfig == 0) { 4548 return; 4549 } 4550 4551 /* 4552 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 4553 */ 4554 ccb = xpt_alloc_ccb_nowait(); 4555 if (ccb == NULL) { 4556 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 4557 return; 4558 } 4559 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(fc->sim), 4560 tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4561 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 4562 xpt_free_ccb(ccb); 4563 return; 4564 } 4565 xpt_rescan(ccb); 4566} 4567 4568static void 4569isp_make_gone(ispsoftc_t *isp, int chan, int tgt) 4570{ 4571 struct cam_path *tp; 4572 struct isp_fc *fc = ISP_FC_PC(isp, chan); 4573 4574 if (isp_autoconfig == 0) { 4575 return; 4576 } 4577 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 4578 xpt_async(AC_LOST_DEVICE, tp, NULL); 4579 xpt_free_path(tp); 4580 } 4581} 4582 4583/* 4584 * Gone Device Timer Function- when we have decided that a device has gone 4585 * away, we wait a specific period of time prior to telling the OS it has 4586 * gone away. 4587 * 4588 * This timer function fires once a second and then scans the port database 4589 * for devices that are marked dead but still have a virtual target assigned. 4590 * We decrement a counter for that port database entry, and when it hits zero, 4591 * we tell the OS the device has gone away. 4592 */ 4593static void 4594isp_gdt(void *arg) 4595{ 4596 struct isp_fc *fc = arg; 4597 taskqueue_enqueue(taskqueue_thread, &fc->gtask); 4598} 4599 4600static void 4601isp_gdt_task(void *arg, int pending) 4602{ 4603 struct isp_fc *fc = arg; 4604 ispsoftc_t *isp = fc->isp; 4605 int chan = fc - isp->isp_osinfo.pc.fc; 4606 fcportdb_t *lp; 4607 int dbidx, tgt, more_to_do = 0; 4608 4609 ISP_LOCK(isp); 4610 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 4611 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4612 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4613 4614 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 4615 continue; 4616 } 4617 if (lp->dev_map_idx == 0 || lp->target_mode) { 4618 continue; 4619 } 4620 if (lp->gone_timer != 0) { 4621 isp_prt(isp, ISP_LOG_SANCFG, "%s: Chan %d more to do for target %u (timer=%u)", __func__, chan, lp->dev_map_idx - 1, lp->gone_timer); 4622 lp->gone_timer -= 1; 4623 more_to_do++; 4624 continue; 4625 } 4626 tgt = lp->dev_map_idx - 1; 4627 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4628 lp->dev_map_idx = 0; 4629 lp->state = FC_PORTDB_STATE_NIL; 4630 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout"); 4631 isp_make_gone(isp, chan, tgt); 4632 } 4633 if (fc->ready) { 4634 if (more_to_do) { 4635 callout_reset(&fc->gdt, hz, isp_gdt, fc); 4636 } else { 4637 callout_deactivate(&fc->gdt); 4638 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Stopping Gone Device Timer @ %lu", chan, (unsigned long) time_uptime); 4639 } 4640 } 4641 ISP_UNLOCK(isp); 4642} 4643 4644/* 4645 * Loop Down Timer Function- when loop goes down, a timer is started and 4646 * and after it expires we come here and take all probational devices that 4647 * the OS knows about and the tell the OS that they've gone away. 4648 * 4649 * We don't clear the devices out of our port database because, when loop 4650 * come back up, we have to do some actual cleanup with the chip at that 4651 * point (implicit PLOGO, e.g., to get the chip's port database state right). 4652 */ 4653static void 4654isp_ldt(void *arg) 4655{ 4656 struct isp_fc *fc = arg; 4657 taskqueue_enqueue(taskqueue_thread, &fc->ltask); 4658} 4659 4660static void 4661isp_ldt_task(void *arg, int pending) 4662{ 4663 struct isp_fc *fc = arg; 4664 ispsoftc_t *isp = fc->isp; 4665 int chan = fc - isp->isp_osinfo.pc.fc; 4666 fcportdb_t *lp; 4667 int dbidx, tgt, i; 4668 4669 ISP_LOCK(isp); 4670 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime); 4671 callout_deactivate(&fc->ldt); 4672 4673 /* 4674 * Notify to the OS all targets who we now consider have departed. 4675 */ 4676 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4677 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4678 4679 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 4680 continue; 4681 } 4682 if (lp->dev_map_idx == 0 || lp->target_mode) { 4683 continue; 4684 } 4685 4686 /* 4687 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 4688 */ 4689 4690 4691 for (i = 0; i < isp->isp_maxcmds; i++) { 4692 struct ccb_scsiio *xs; 4693 4694 if (!ISP_VALID_HANDLE(isp, isp->isp_xflist[i].handle)) { 4695 continue; 4696 } 4697 if ((xs = isp->isp_xflist[i].cmd) == NULL) { 4698 continue; 4699 } 4700 if (dbidx != (FCPARAM(isp, chan)->isp_dev_map[XS_TGT(xs)] - 1)) { 4701 continue; 4702 } 4703 isp_prt(isp, ISP_LOGWARN, "command handle 0x%x for %d.%d.%d orphaned by loop down timeout", 4704 isp->isp_xflist[i].handle, chan, XS_TGT(xs), XS_LUN(xs)); 4705 } 4706 4707 /* 4708 * Mark that we've announced that this device is gone.... 4709 */ 4710 lp->announced = 1; 4711 4712 /* 4713 * but *don't* change the state of the entry. Just clear 4714 * any target id stuff and announce to CAM that the 4715 * device is gone. This way any necessary PLOGO stuff 4716 * will happen when loop comes back up. 4717 */ 4718 4719 tgt = lp->dev_map_idx - 1; 4720 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4721 lp->dev_map_idx = 0; 4722 lp->state = FC_PORTDB_STATE_NIL; 4723 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout"); 4724 isp_make_gone(isp, chan, tgt); 4725 } 4726 4727 if (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR) { 4728 isp_unfreeze_loopdown(isp, chan); 4729 } 4730 /* 4731 * The loop down timer has expired. Wake up the kthread 4732 * to notice that fact (or make it false). 4733 */ 4734 fc->loop_dead = 1; 4735 fc->loop_down_time = fc->loop_down_limit+1; 4736 wakeup(fc); 4737 ISP_UNLOCK(isp); 4738} 4739 4740static void 4741isp_kthread(void *arg) 4742{ 4743 struct isp_fc *fc = arg; 4744 ispsoftc_t *isp = fc->isp; 4745 int chan = fc - isp->isp_osinfo.pc.fc; 4746 int slp = 0; 4747 4748 mtx_lock(&isp->isp_osinfo.lock); 4749 4750 for (;;) { 4751 int lb, lim; 4752 4753 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan); 4754 lb = isp_fc_runstate(isp, chan, 250000); 4755 4756 /* 4757 * Our action is different based upon whether we're supporting 4758 * Initiator mode or not. If we are, we might freeze the simq 4759 * when loop is down and set all sorts of different delays to 4760 * check again. 4761 * 4762 * If not, we simply just wait for loop to come up. 4763 */ 4764 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) { 4765 /* 4766 * Increment loop down time by the last sleep interval 4767 */ 4768 fc->loop_down_time += slp; 4769 4770 if (lb < 0) { 4771 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time); 4772 } else { 4773 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC got to %d (down count %d)", __func__, chan, lb, fc->loop_down_time); 4774 } 4775 4776 /* 4777 * If we've never seen loop up and we've waited longer 4778 * than quickboot time, or we've seen loop up but we've 4779 * waited longer than loop_down_limit, give up and go 4780 * to sleep until loop comes up. 4781 */ 4782 if (FCPARAM(isp, chan)->loop_seen_once == 0) { 4783 lim = isp_quickboot_time; 4784 } else { 4785 lim = fc->loop_down_limit; 4786 } 4787 if (fc->loop_down_time >= lim) { 4788 isp_freeze_loopdown(isp, chan, "loop limit hit"); 4789 slp = 0; 4790 } else if (fc->loop_down_time < 10) { 4791 slp = 1; 4792 } else if (fc->loop_down_time < 30) { 4793 slp = 5; 4794 } else if (fc->loop_down_time < 60) { 4795 slp = 10; 4796 } else if (fc->loop_down_time < 120) { 4797 slp = 20; 4798 } else { 4799 slp = 30; 4800 } 4801 4802 } else if (lb) { 4803 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan); 4804 fc->loop_down_time += slp; 4805 if (fc->loop_down_time > 300) 4806 slp = 0; 4807 else 4808 slp = 60; 4809 } else { 4810 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan); 4811 fc->loop_down_time = 0; 4812 slp = 0; 4813 } 4814 4815 4816 /* 4817 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it 4818 * now so that CAM can start sending us commands. 4819 * 4820 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again 4821 * or kill the commands, as appropriate. 4822 */ 4823 4824 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) { 4825 isp_unfreeze_loopdown(isp, chan); 4826 } 4827 4828 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp); 4829 4830 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 4831 4832 /* 4833 * If slp is zero, we're waking up for the first time after 4834 * things have been okay. In this case, we set a deferral state 4835 * for all commands and delay hysteresis seconds before starting 4836 * the FC state evaluation. This gives the loop/fabric a chance 4837 * to settle. 4838 */ 4839 if (slp == 0 && fc->hysteresis) { 4840 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz); 4841 mtx_unlock(&isp->isp_osinfo.lock); 4842 pause("ispt", fc->hysteresis * hz); 4843 mtx_lock(&isp->isp_osinfo.lock); 4844 } 4845 } 4846 mtx_unlock(&isp->isp_osinfo.lock); 4847} 4848 4849static void 4850isp_action(struct cam_sim *sim, union ccb *ccb) 4851{ 4852 int bus, tgt, ts, error, lim; 4853 ispsoftc_t *isp; 4854 struct ccb_trans_settings *cts; 4855 4856 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 4857 4858 isp = (ispsoftc_t *)cam_sim_softc(sim); 4859 mtx_assert(&isp->isp_lock, MA_OWNED); 4860 4861 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) { 4862 isp_init(isp); 4863 if (isp->isp_state != ISP_INITSTATE) { 4864 /* 4865 * Lie. Say it was a selection timeout. 4866 */ 4867 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 4868 xpt_freeze_devq(ccb->ccb_h.path, 1); 4869 xpt_done(ccb); 4870 return; 4871 } 4872 isp->isp_state = ISP_RUNSTATE; 4873 } 4874 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 4875 ISP_PCMD(ccb) = NULL; 4876 4877 switch (ccb->ccb_h.func_code) { 4878 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 4879 bus = XS_CHANNEL(ccb); 4880 /* 4881 * Do a couple of preliminary checks... 4882 */ 4883 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 4884 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 4885 ccb->ccb_h.status = CAM_REQ_INVALID; 4886 xpt_done(ccb); 4887 break; 4888 } 4889 } 4890 ccb->csio.req_map = NULL; 4891#ifdef DIAGNOSTIC 4892 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 4893 xpt_print(ccb->ccb_h.path, "invalid target\n"); 4894 ccb->ccb_h.status = CAM_PATH_INVALID; 4895 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 4896 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 4897 ccb->ccb_h.status = CAM_PATH_INVALID; 4898 } 4899 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 4900 xpt_done(ccb); 4901 break; 4902 } 4903#endif 4904 ccb->csio.scsi_status = SCSI_STATUS_OK; 4905 if (isp_get_pcmd(isp, ccb)) { 4906 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 4907 cam_freeze_devq(ccb->ccb_h.path); 4908 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 4909 xpt_done(ccb); 4910 break; 4911 } 4912 error = isp_start((XS_T *) ccb); 4913 switch (error) { 4914 case CMD_QUEUED: 4915 ccb->ccb_h.status |= CAM_SIM_QUEUED; 4916 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 4917 break; 4918 } 4919 ts = ccb->ccb_h.timeout; 4920 if (ts == CAM_TIME_DEFAULT) { 4921 ts = 60*1000; 4922 } 4923 ts = isp_mstohz(ts); 4924 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 4925 break; 4926 case CMD_RQLATER: 4927 /* 4928 * We get this result for FC devices if the loop state isn't ready yet 4929 * or if the device in question has gone zombie on us. 4930 * 4931 * If we've never seen Loop UP at all, we requeue this request and wait 4932 * for the initial loop up delay to expire. 4933 */ 4934 lim = ISP_FC_PC(isp, bus)->loop_down_limit; 4935 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) { 4936 if (FCPARAM(isp, bus)->loop_seen_once == 0) { 4937 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime); 4938 } else { 4939 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); 4940 } 4941 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 4942 xpt_freeze_devq(ccb->ccb_h.path, 1); 4943 isp_free_pcmd(isp, ccb); 4944 xpt_done(ccb); 4945 break; 4946 } 4947 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 4948 cam_freeze_devq(ccb->ccb_h.path); 4949 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4950 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4951 isp_free_pcmd(isp, ccb); 4952 xpt_done(ccb); 4953 break; 4954 case CMD_EAGAIN: 4955 isp_free_pcmd(isp, ccb); 4956 cam_freeze_devq(ccb->ccb_h.path); 4957 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 4958 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4959 xpt_done(ccb); 4960 break; 4961 case CMD_COMPLETE: 4962 isp_done((struct ccb_scsiio *) ccb); 4963 break; 4964 default: 4965 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 4966 ccb->ccb_h.status = CAM_REQUEUE_REQ; 4967 isp_free_pcmd(isp, ccb); 4968 xpt_done(ccb); 4969 } 4970 break; 4971 4972#ifdef ISP_TARGET_MODE 4973 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 4974 if (ccb->cel.enable) { 4975 isp_enable_lun(isp, ccb); 4976 } else { 4977 isp_disable_lun(isp, ccb); 4978 } 4979 break; 4980 case XPT_IMMED_NOTIFY: 4981 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 4982 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 4983 { 4984 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 4985 if (tptr == NULL) { 4986 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 4987 } 4988 if (tptr == NULL) { 4989 const char *str; 4990 uint32_t tag; 4991 4992 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4993 str = "XPT_IMMEDIATE_NOTIFY"; 4994 tag = ccb->cin1.seq_id; 4995 } else { 4996 tag = ccb->atio.tag_id; 4997 str = "XPT_ACCEPT_TARGET_IO"; 4998 } 4999 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 5000 dump_tstates(isp, XS_CHANNEL(ccb)); 5001 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 5002 break; 5003 } 5004 ccb->ccb_h.spriv_field0 = 0; 5005 ccb->ccb_h.spriv_ptr1 = isp; 5006 ccb->ccb_h.flags = 0; 5007 5008 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 5009 if (ccb->atio.tag_id) { 5010 atio_private_data_t *atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 5011 if (atp) { 5012 isp_put_atpd(isp, tptr, atp); 5013 } 5014 } 5015 tptr->atio_count++; 5016 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 5017 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 5018 ccb->atio.tag_id, tptr->atio_count); 5019 ccb->atio.tag_id = 0; 5020 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 5021 if (ccb->cin1.tag_id) { 5022 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 5023 if (ntp) { 5024 isp_put_ntpd(isp, tptr, ntp); 5025 } 5026 } 5027 tptr->inot_count++; 5028 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 5029 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 5030 ccb->cin1.seq_id, tptr->inot_count); 5031 ccb->cin1.seq_id = 0; 5032 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 5033 tptr->inot_count++; 5034 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 5035 ISP_PATH_PRT(isp, ISP_LOGTDEBUG2, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 5036 ccb->cin1.seq_id, tptr->inot_count); 5037 ccb->cin1.seq_id = 0; 5038 } 5039 rls_lun_statep(isp, tptr); 5040 ccb->ccb_h.status = CAM_REQ_INPROG; 5041 break; 5042 } 5043 case XPT_NOTIFY_ACK: 5044 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5045 break; 5046 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 5047 { 5048 tstate_t *tptr; 5049 inot_private_data_t *ntp; 5050 5051 /* 5052 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 5053 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 5054 */ 5055 /* 5056 * All the relevant path information is in the associated immediate notify 5057 */ 5058 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); 5059 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 5060 if (ntp == NULL) { 5061 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__, 5062 ccb->cna2.tag_id, ccb->cna2.seq_id); 5063 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 5064 xpt_done(ccb); 5065 break; 5066 } 5067 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 5068 rls_lun_statep(isp, tptr); 5069 cam_freeze_devq(ccb->ccb_h.path); 5070 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 5071 ccb->ccb_h.status &= ~CAM_STATUS_MASK; 5072 ccb->ccb_h.status |= CAM_REQUEUE_REQ; 5073 break; 5074 } 5075 isp_put_ntpd(isp, tptr, ntp); 5076 rls_lun_statep(isp, tptr); 5077 ccb->ccb_h.status = CAM_REQ_CMP; 5078 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); 5079 xpt_done(ccb); 5080 break; 5081 } 5082 case XPT_CONT_TARGET_IO: 5083 isp_target_start_ctio(isp, ccb, FROM_CAM); 5084 break; 5085#endif 5086 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 5087 5088 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 5089 tgt = ccb->ccb_h.target_id; 5090 tgt |= (bus << 16); 5091 5092 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 5093 if (error) { 5094 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5095 } else { 5096 ccb->ccb_h.status = CAM_REQ_CMP; 5097 } 5098 xpt_done(ccb); 5099 break; 5100 case XPT_ABORT: /* Abort the specified CCB */ 5101 { 5102 union ccb *accb = ccb->cab.abort_ccb; 5103 switch (accb->ccb_h.func_code) { 5104#ifdef ISP_TARGET_MODE 5105 case XPT_ACCEPT_TARGET_IO: 5106 isp_target_mark_aborted(isp, ccb); 5107 break; 5108#endif 5109 case XPT_SCSI_IO: 5110 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 5111 if (error) { 5112 ccb->ccb_h.status = CAM_UA_ABORT; 5113 } else { 5114 ccb->ccb_h.status = CAM_REQ_CMP; 5115 } 5116 break; 5117 default: 5118 ccb->ccb_h.status = CAM_REQ_INVALID; 5119 break; 5120 } 5121 /* 5122 * This is not a queued CCB, so the caller expects it to be 5123 * complete when control is returned. 5124 */ 5125 break; 5126 } 5127#define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 5128 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 5129 cts = &ccb->cts; 5130 if (!IS_CURRENT_SETTINGS(cts)) { 5131 ccb->ccb_h.status = CAM_REQ_INVALID; 5132 xpt_done(ccb); 5133 break; 5134 } 5135 tgt = cts->ccb_h.target_id; 5136 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 5137 if (IS_SCSI(isp)) { 5138 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5139 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 5140 sdparam *sdp = SDPARAM(isp, bus); 5141 uint16_t *dptr; 5142 5143 if (spi->valid == 0 && scsi->valid == 0) { 5144 ccb->ccb_h.status = CAM_REQ_CMP; 5145 xpt_done(ccb); 5146 break; 5147 } 5148 5149 /* 5150 * We always update (internally) from goal_flags 5151 * so any request to change settings just gets 5152 * vectored to that location. 5153 */ 5154 dptr = &sdp->isp_devparam[tgt].goal_flags; 5155 5156 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 5157 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 5158 *dptr |= DPARM_DISC; 5159 else 5160 *dptr &= ~DPARM_DISC; 5161 } 5162 5163 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 5164 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 5165 *dptr |= DPARM_TQING; 5166 else 5167 *dptr &= ~DPARM_TQING; 5168 } 5169 5170 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 5171 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 5172 *dptr |= DPARM_WIDE; 5173 else 5174 *dptr &= ~DPARM_WIDE; 5175 } 5176 5177 /* 5178 * XXX: FIX ME 5179 */ 5180 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 5181 *dptr |= DPARM_SYNC; 5182 /* 5183 * XXX: CHECK FOR LEGALITY 5184 */ 5185 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 5186 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 5187 } else { 5188 *dptr &= ~DPARM_SYNC; 5189 } 5190 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, 5191 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 5192 sdp->isp_devparam[tgt].dev_update = 1; 5193 sdp->update = 1; 5194 } 5195 ccb->ccb_h.status = CAM_REQ_CMP; 5196 xpt_done(ccb); 5197 break; 5198 case XPT_GET_TRAN_SETTINGS: 5199 cts = &ccb->cts; 5200 tgt = cts->ccb_h.target_id; 5201 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 5202 if (IS_FC(isp)) { 5203 fcparam *fcp = FCPARAM(isp, bus); 5204 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5205 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 5206 unsigned int hdlidx; 5207 5208 cts->protocol = PROTO_SCSI; 5209 cts->protocol_version = SCSI_REV_2; 5210 cts->transport = XPORT_FC; 5211 cts->transport_version = 0; 5212 5213 scsi->valid = CTS_SCSI_VALID_TQ; 5214 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 5215 fc->valid = CTS_FC_VALID_SPEED; 5216 fc->bitrate = 100000; 5217 fc->bitrate *= fcp->isp_gbspeed; 5218 hdlidx = fcp->isp_dev_map[tgt] - 1; 5219 if (hdlidx < MAX_FC_TARG) { 5220 fcportdb_t *lp = &fcp->portdb[hdlidx]; 5221 fc->wwnn = lp->node_wwn; 5222 fc->wwpn = lp->port_wwn; 5223 fc->port = lp->portid; 5224 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 5225 } 5226 } else { 5227 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 5228 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 5229 sdparam *sdp = SDPARAM(isp, bus); 5230 uint16_t dval, pval, oval; 5231 5232 if (IS_CURRENT_SETTINGS(cts)) { 5233 sdp->isp_devparam[tgt].dev_refresh = 1; 5234 sdp->update = 1; 5235 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 5236 dval = sdp->isp_devparam[tgt].actv_flags; 5237 oval = sdp->isp_devparam[tgt].actv_offset; 5238 pval = sdp->isp_devparam[tgt].actv_period; 5239 } else { 5240 dval = sdp->isp_devparam[tgt].nvrm_flags; 5241 oval = sdp->isp_devparam[tgt].nvrm_offset; 5242 pval = sdp->isp_devparam[tgt].nvrm_period; 5243 } 5244 5245 cts->protocol = PROTO_SCSI; 5246 cts->protocol_version = SCSI_REV_2; 5247 cts->transport = XPORT_SPI; 5248 cts->transport_version = 2; 5249 5250 spi->valid = 0; 5251 scsi->valid = 0; 5252 spi->flags = 0; 5253 scsi->flags = 0; 5254 if (dval & DPARM_DISC) { 5255 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5256 } 5257 if ((dval & DPARM_SYNC) && oval && pval) { 5258 spi->sync_offset = oval; 5259 spi->sync_period = pval; 5260 } else { 5261 spi->sync_offset = 0; 5262 spi->sync_period = 0; 5263 } 5264 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5265 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5266 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 5267 if (dval & DPARM_WIDE) { 5268 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5269 } else { 5270 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5271 } 5272 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 5273 scsi->valid = CTS_SCSI_VALID_TQ; 5274 if (dval & DPARM_TQING) { 5275 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5276 } 5277 spi->valid |= CTS_SPI_VALID_DISC; 5278 } 5279 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%d) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 5280 bus, tgt, cts->ccb_h.target_lun, dval, oval, pval); 5281 } 5282 ccb->ccb_h.status = CAM_REQ_CMP; 5283 xpt_done(ccb); 5284 break; 5285 5286 case XPT_CALC_GEOMETRY: 5287 cam_calc_geometry(&ccb->ccg, 1); 5288 xpt_done(ccb); 5289 break; 5290 5291 case XPT_RESET_BUS: /* Reset the specified bus */ 5292 bus = cam_sim_bus(sim); 5293 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 5294 if (error) { 5295 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5296 xpt_done(ccb); 5297 break; 5298 } 5299 if (bootverbose) { 5300 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 5301 } 5302 if (IS_FC(isp)) { 5303 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 5304 } else { 5305 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 5306 } 5307 ccb->ccb_h.status = CAM_REQ_CMP; 5308 xpt_done(ccb); 5309 break; 5310 5311 case XPT_TERM_IO: /* Terminate the I/O process */ 5312 ccb->ccb_h.status = CAM_REQ_INVALID; 5313 xpt_done(ccb); 5314 break; 5315 5316 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 5317 { 5318 struct ccb_sim_knob *kp = &ccb->knob; 5319 fcparam *fcp; 5320 5321 if (!IS_FC(isp)) { 5322 ccb->ccb_h.status = CAM_REQ_INVALID; 5323 xpt_done(ccb); 5324 break; 5325 } 5326 5327 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 5328 fcp = FCPARAM(isp, bus); 5329 5330 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 5331 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 5332 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 5333 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 5334 } 5335 ccb->ccb_h.status = CAM_REQ_CMP; 5336 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 5337 int rchange = 0; 5338 int newrole = 0; 5339 5340 switch (kp->xport_specific.fc.role) { 5341 case KNOB_ROLE_NONE: 5342 if (fcp->role != ISP_ROLE_NONE) { 5343 rchange = 1; 5344 newrole = ISP_ROLE_NONE; 5345 } 5346 break; 5347 case KNOB_ROLE_TARGET: 5348 if (fcp->role != ISP_ROLE_TARGET) { 5349 rchange = 1; 5350 newrole = ISP_ROLE_TARGET; 5351 } 5352 break; 5353 case KNOB_ROLE_INITIATOR: 5354 if (fcp->role != ISP_ROLE_INITIATOR) { 5355 rchange = 1; 5356 newrole = ISP_ROLE_INITIATOR; 5357 } 5358 break; 5359 case KNOB_ROLE_BOTH: 5360#if 0 5361 if (fcp->role != ISP_ROLE_BOTH) { 5362 rchange = 1; 5363 newrole = ISP_ROLE_BOTH; 5364 } 5365#else 5366 /* 5367 * We don't really support dual role at present on FC cards. 5368 * 5369 * We should, but a bunch of things are currently broken, 5370 * so don't allow it. 5371 */ 5372 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 5373 ccb->ccb_h.status = CAM_REQ_INVALID; 5374#endif 5375 break; 5376 } 5377 if (rchange) { 5378 ISP_PATH_PRT(isp, ISP_LOGCONFIG, ccb->ccb_h.path, "changing role on from %d to %d\n", fcp->role, newrole); 5379#ifdef ISP_TARGET_MODE 5380 ISP_SET_PC(isp, bus, tm_enabled, 0); 5381 ISP_SET_PC(isp, bus, tm_luns_enabled, 0); 5382#endif 5383 if (isp_fc_change_role(isp, bus, newrole) != 0) { 5384 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 5385 xpt_done(ccb); 5386 break; 5387 } 5388#ifdef ISP_TARGET_MODE 5389 if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) { 5390 /* 5391 * Give the new role a chance to complain and settle 5392 */ 5393 msleep(isp, &isp->isp_lock, PRIBIO, "taking a breather", 2); 5394 ccb->ccb_h.status = isp_enable_deferred_luns(isp, bus); 5395 } 5396#endif 5397 } 5398 } 5399 xpt_done(ccb); 5400 break; 5401 } 5402 case XPT_GET_SIM_KNOB: /* Get SIM knobs */ 5403 { 5404 struct ccb_sim_knob *kp = &ccb->knob; 5405 5406 if (IS_FC(isp)) { 5407 fcparam *fcp; 5408 5409 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 5410 fcp = FCPARAM(isp, bus); 5411 5412 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 5413 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 5414 switch (fcp->role) { 5415 case ISP_ROLE_NONE: 5416 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 5417 break; 5418 case ISP_ROLE_TARGET: 5419 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 5420 break; 5421 case ISP_ROLE_INITIATOR: 5422 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 5423 break; 5424 case ISP_ROLE_BOTH: 5425 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 5426 break; 5427 } 5428 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 5429 ccb->ccb_h.status = CAM_REQ_CMP; 5430 } else { 5431 ccb->ccb_h.status = CAM_REQ_INVALID; 5432 } 5433 xpt_done(ccb); 5434 break; 5435 } 5436 case XPT_PATH_INQ: /* Path routing inquiry */ 5437 { 5438 struct ccb_pathinq *cpi = &ccb->cpi; 5439 5440 cpi->version_num = 1; 5441#ifdef ISP_TARGET_MODE 5442 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 5443#else 5444 cpi->target_sprt = 0; 5445#endif 5446 cpi->hba_eng_cnt = 0; 5447 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 5448 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 5449 cpi->bus_id = cam_sim_bus(sim); 5450 if (isp->isp_osinfo.sixtyfourbit) 5451 cpi->maxio = (ISP_NSEG64_MAX - 1) * PAGE_SIZE; 5452 else 5453 cpi->maxio = (ISP_NSEG_MAX - 1) * PAGE_SIZE; 5454 5455 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 5456 if (IS_FC(isp)) { 5457 fcparam *fcp = FCPARAM(isp, bus); 5458 5459 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED; 5460 5461 /* 5462 * Because our loop ID can shift from time to time, 5463 * make our initiator ID out of range of our bus. 5464 */ 5465 cpi->initiator_id = cpi->max_target + 1; 5466 5467 /* 5468 * Set base transfer capabilities for Fibre Channel, for this HBA. 5469 */ 5470 if (IS_25XX(isp)) { 5471 cpi->base_transfer_speed = 8000000; 5472 } else if (IS_24XX(isp)) { 5473 cpi->base_transfer_speed = 4000000; 5474 } else if (IS_23XX(isp)) { 5475 cpi->base_transfer_speed = 2000000; 5476 } else { 5477 cpi->base_transfer_speed = 1000000; 5478 } 5479 cpi->hba_inquiry = PI_TAG_ABLE; 5480 cpi->transport = XPORT_FC; 5481 cpi->transport_version = 0; 5482 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 5483 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 5484 cpi->xport_specific.fc.port = fcp->isp_portid; 5485 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 5486 } else { 5487 sdparam *sdp = SDPARAM(isp, bus); 5488 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 5489 cpi->hba_misc = PIM_UNMAPPED; 5490 cpi->initiator_id = sdp->isp_initiator_id; 5491 cpi->base_transfer_speed = 3300; 5492 cpi->transport = XPORT_SPI; 5493 cpi->transport_version = 2; 5494 } 5495 cpi->protocol = PROTO_SCSI; 5496 cpi->protocol_version = SCSI_REV_2; 5497 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 5498 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 5499 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 5500 cpi->unit_number = cam_sim_unit(sim); 5501 cpi->ccb_h.status = CAM_REQ_CMP; 5502 xpt_done(ccb); 5503 break; 5504 } 5505 default: 5506 ccb->ccb_h.status = CAM_REQ_INVALID; 5507 xpt_done(ccb); 5508 break; 5509 } 5510} 5511 5512#define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 5513 5514void 5515isp_done(XS_T *sccb) 5516{ 5517 ispsoftc_t *isp = XS_ISP(sccb); 5518 uint32_t status; 5519 5520 if (XS_NOERR(sccb)) 5521 XS_SETERR(sccb, CAM_REQ_CMP); 5522 5523 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 5524 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 5525 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 5526 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 5527 } else { 5528 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 5529 } 5530 } 5531 5532 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 5533 status = sccb->ccb_h.status & CAM_STATUS_MASK; 5534 if (status != CAM_REQ_CMP) { 5535 if (status != CAM_SEL_TIMEOUT) 5536 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); 5537 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 5538 sccb->ccb_h.status |= CAM_DEV_QFRZN; 5539 xpt_freeze_devq(sccb->ccb_h.path, 1); 5540 } 5541 } 5542 5543 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 5544 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 5545 } 5546 5547 if (callout_active(&PISP_PCMD(sccb)->wdog)) 5548 callout_stop(&PISP_PCMD(sccb)->wdog); 5549 isp_free_pcmd(isp, (union ccb *) sccb); 5550 xpt_done((union ccb *) sccb); 5551} 5552 5553void 5554isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 5555{ 5556 int bus; 5557 static const char prom0[] = "Chan %d PortID 0x%06x handle 0x%x %s %s WWPN 0x%08x%08x"; 5558 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x %s %s tgt %u WWPN 0x%08x%08x"; 5559 char buf[64]; 5560 char *msg = NULL; 5561 target_id_t tgt; 5562 fcportdb_t *lp; 5563 struct isp_fc *fc; 5564 struct cam_path *tmppath; 5565 va_list ap; 5566 5567 switch (cmd) { 5568 case ISPASYNC_NEW_TGT_PARAMS: 5569 { 5570 struct ccb_trans_settings_scsi *scsi; 5571 struct ccb_trans_settings_spi *spi; 5572 int flags, tgt; 5573 sdparam *sdp; 5574 struct ccb_trans_settings cts; 5575 5576 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 5577 5578 va_start(ap, cmd); 5579 bus = va_arg(ap, int); 5580 tgt = va_arg(ap, int); 5581 va_end(ap); 5582 sdp = SDPARAM(isp, bus); 5583 5584 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 5585 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 5586 break; 5587 } 5588 flags = sdp->isp_devparam[tgt].actv_flags; 5589 cts.type = CTS_TYPE_CURRENT_SETTINGS; 5590 cts.protocol = PROTO_SCSI; 5591 cts.transport = XPORT_SPI; 5592 5593 scsi = &cts.proto_specific.scsi; 5594 spi = &cts.xport_specific.spi; 5595 5596 if (flags & DPARM_TQING) { 5597 scsi->valid |= CTS_SCSI_VALID_TQ; 5598 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 5599 } 5600 5601 if (flags & DPARM_DISC) { 5602 spi->valid |= CTS_SPI_VALID_DISC; 5603 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 5604 } 5605 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 5606 if (flags & DPARM_WIDE) { 5607 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 5608 } else { 5609 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 5610 } 5611 if (flags & DPARM_SYNC) { 5612 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 5613 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 5614 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 5615 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 5616 } 5617 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); 5618 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 5619 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 5620 xpt_free_path(tmppath); 5621 break; 5622 } 5623 case ISPASYNC_BUS_RESET: 5624 { 5625 va_start(ap, cmd); 5626 bus = va_arg(ap, int); 5627 va_end(ap); 5628 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 5629 if (IS_FC(isp)) { 5630 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 5631 } else { 5632 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 5633 } 5634 break; 5635 } 5636 case ISPASYNC_LIP: 5637 if (msg == NULL) { 5638 msg = "LIP Received"; 5639 } 5640 /* FALLTHROUGH */ 5641 case ISPASYNC_LOOP_RESET: 5642 if (msg == NULL) { 5643 msg = "LOOP Reset"; 5644 } 5645 /* FALLTHROUGH */ 5646 case ISPASYNC_LOOP_DOWN: 5647 { 5648 if (msg == NULL) { 5649 msg = "LOOP Down"; 5650 } 5651 va_start(ap, cmd); 5652 bus = va_arg(ap, int); 5653 va_end(ap); 5654 5655 FCPARAM(isp, bus)->link_active = 0; 5656 5657 fc = ISP_FC_PC(isp, bus); 5658 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) { 5659 /* 5660 * We don't do any simq freezing if we are only in target mode 5661 */ 5662 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5663 if (fc->path) { 5664 isp_freeze_loopdown(isp, bus, msg); 5665 } 5666 if (!callout_active(&fc->ldt)) { 5667 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc); 5668 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_uptime); 5669 } 5670 } 5671 } 5672 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg); 5673 break; 5674 } 5675 case ISPASYNC_LOOP_UP: 5676 va_start(ap, cmd); 5677 bus = va_arg(ap, int); 5678 va_end(ap); 5679 fc = ISP_FC_PC(isp, bus); 5680 /* 5681 * Now we just note that Loop has come up. We don't 5682 * actually do anything because we're waiting for a 5683 * Change Notify before activating the FC cleanup 5684 * thread to look at the state of the loop again. 5685 */ 5686 FCPARAM(isp, bus)->link_active = 1; 5687 fc->loop_dead = 0; 5688 fc->loop_down_time = 0; 5689 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 5690 break; 5691 case ISPASYNC_DEV_ARRIVED: 5692 va_start(ap, cmd); 5693 bus = va_arg(ap, int); 5694 lp = va_arg(ap, fcportdb_t *); 5695 va_end(ap); 5696 fc = ISP_FC_PC(isp, bus); 5697 lp->announced = 0; 5698 lp->gone_timer = 0; 5699 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->prli_word3 & PRLI_WD3_TARGET_FUNCTION)) { 5700 int dbidx = lp - FCPARAM(isp, bus)->portdb; 5701 int i; 5702 5703 for (i = 0; i < MAX_FC_TARG; i++) { 5704 if (i >= FL_ID && i <= SNS_ID) { 5705 continue; 5706 } 5707 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) { 5708 break; 5709 } 5710 } 5711 if (i < MAX_FC_TARG) { 5712 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1; 5713 lp->dev_map_idx = i + 1; 5714 } else { 5715 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 5716 isp_dump_portdb(isp, bus); 5717 } 5718 } 5719 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5720 if (lp->dev_map_idx) { 5721 tgt = lp->dev_map_idx - 1; 5722 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "arrived at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5723 isp_make_here(isp, bus, tgt); 5724 } else { 5725 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "arrived", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5726 } 5727 break; 5728 case ISPASYNC_DEV_CHANGED: 5729 va_start(ap, cmd); 5730 bus = va_arg(ap, int); 5731 lp = va_arg(ap, fcportdb_t *); 5732 va_end(ap); 5733 fc = ISP_FC_PC(isp, bus); 5734 lp->announced = 0; 5735 lp->gone_timer = 0; 5736 if (isp_change_is_bad) { 5737 lp->state = FC_PORTDB_STATE_NIL; 5738 if (lp->dev_map_idx) { 5739 tgt = lp->dev_map_idx - 1; 5740 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0; 5741 lp->dev_map_idx = 0; 5742 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad"); 5743 isp_make_gone(isp, bus, tgt); 5744 } else { 5745 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5746 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "changed and departed", 5747 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5748 } 5749 } else { 5750 lp->portid = lp->new_portid; 5751 lp->prli_word3 = lp->new_prli_word3; 5752 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5753 if (lp->dev_map_idx) { 5754 int t = lp->dev_map_idx - 1; 5755 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1; 5756 tgt = lp->dev_map_idx - 1; 5757 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "changed at", tgt, 5758 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5759 } else { 5760 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "changed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5761 } 5762 } 5763 break; 5764 case ISPASYNC_DEV_STAYED: 5765 va_start(ap, cmd); 5766 bus = va_arg(ap, int); 5767 lp = va_arg(ap, fcportdb_t *); 5768 va_end(ap); 5769 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5770 if (lp->dev_map_idx) { 5771 tgt = lp->dev_map_idx - 1; 5772 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "stayed at", tgt, 5773 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5774 } else { 5775 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "stayed", 5776 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5777 } 5778 break; 5779 case ISPASYNC_DEV_GONE: 5780 va_start(ap, cmd); 5781 bus = va_arg(ap, int); 5782 lp = va_arg(ap, fcportdb_t *); 5783 va_end(ap); 5784 fc = ISP_FC_PC(isp, bus); 5785 /* 5786 * If this has a virtual target and we haven't marked it 5787 * that we're going to have isp_gdt tell the OS it's gone, 5788 * set the isp_gdt timer running on it. 5789 * 5790 * If it isn't marked that isp_gdt is going to get rid of it, 5791 * announce that it's gone. 5792 * 5793 */ 5794 isp_gen_role_str(buf, sizeof (buf), lp->prli_word3); 5795 if (lp->dev_map_idx && lp->announced == 0) { 5796 lp->announced = 1; 5797 lp->state = FC_PORTDB_STATE_ZOMBIE; 5798 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time; 5799 if (fc->ready && !callout_active(&fc->gdt)) { 5800 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Chan %d Starting Gone Device Timer with %u seconds time now %lu", bus, lp->gone_timer, (unsigned long)time_uptime); 5801 callout_reset(&fc->gdt, hz, isp_gdt, fc); 5802 } 5803 tgt = lp->dev_map_idx - 1; 5804 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, buf, "gone zombie at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5805 } else if (lp->announced == 0) { 5806 isp_prt(isp, ISP_LOGCONFIG, prom0, bus, lp->portid, lp->handle, buf, "departed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5807 } 5808 break; 5809 case ISPASYNC_CHANGE_NOTIFY: 5810 { 5811 char *msg; 5812 int evt, nphdl, nlstate, reason; 5813 5814 va_start(ap, cmd); 5815 bus = va_arg(ap, int); 5816 evt = va_arg(ap, int); 5817 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) { 5818 nphdl = va_arg(ap, int); 5819 nlstate = va_arg(ap, int); 5820 reason = va_arg(ap, int); 5821 } else { 5822 nphdl = NIL_HANDLE; 5823 nlstate = reason = 0; 5824 } 5825 va_end(ap); 5826 fc = ISP_FC_PC(isp, bus); 5827 5828 if (evt == ISPASYNC_CHANGE_PDB) { 5829 msg = "Chan %d Port Database Changed"; 5830 } else if (evt == ISPASYNC_CHANGE_SNS) { 5831 msg = "Chan %d Name Server Database Changed"; 5832 } else { 5833 msg = "Chan %d Other Change Notify"; 5834 } 5835 5836 /* 5837 * If the loop down timer is running, cancel it. 5838 */ 5839 if (fc->ready && callout_active(&fc->ldt)) { 5840 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime); 5841 callout_stop(&fc->ldt); 5842 } 5843 isp_prt(isp, ISP_LOGINFO, msg, bus); 5844 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5845 isp_freeze_loopdown(isp, bus, msg); 5846 } 5847 wakeup(fc); 5848 break; 5849 } 5850#ifdef ISP_TARGET_MODE 5851 case ISPASYNC_TARGET_NOTIFY: 5852 { 5853 isp_notify_t *notify; 5854 va_start(ap, cmd); 5855 notify = va_arg(ap, isp_notify_t *); 5856 va_end(ap); 5857 switch (notify->nt_ncode) { 5858 case NT_ABORT_TASK: 5859 case NT_ABORT_TASK_SET: 5860 case NT_CLEAR_ACA: 5861 case NT_CLEAR_TASK_SET: 5862 case NT_LUN_RESET: 5863 case NT_TARGET_RESET: 5864 /* 5865 * These are task management functions. 5866 */ 5867 isp_handle_platform_target_tmf(isp, notify); 5868 break; 5869 case NT_BUS_RESET: 5870 case NT_LIP_RESET: 5871 case NT_LINK_UP: 5872 case NT_LINK_DOWN: 5873 /* 5874 * No action need be taken here. 5875 */ 5876 break; 5877 case NT_HBA_RESET: 5878 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 5879 break; 5880 case NT_GLOBAL_LOGOUT: 5881 case NT_LOGOUT: 5882 /* 5883 * This is device arrival/departure notification 5884 */ 5885 isp_handle_platform_target_notify_ack(isp, notify); 5886 break; 5887 case NT_ARRIVED: 5888 { 5889 struct ac_contract ac; 5890 struct ac_device_changed *fc; 5891 5892 ac.contract_number = AC_CONTRACT_DEV_CHG; 5893 fc = (struct ac_device_changed *) ac.contract_data; 5894 fc->wwpn = notify->nt_wwn; 5895 fc->port = notify->nt_sid; 5896 fc->target = notify->nt_nphdl; 5897 fc->arrived = 1; 5898 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5899 break; 5900 } 5901 case NT_DEPARTED: 5902 { 5903 struct ac_contract ac; 5904 struct ac_device_changed *fc; 5905 5906 ac.contract_number = AC_CONTRACT_DEV_CHG; 5907 fc = (struct ac_device_changed *) ac.contract_data; 5908 fc->wwpn = notify->nt_wwn; 5909 fc->port = notify->nt_sid; 5910 fc->target = notify->nt_nphdl; 5911 fc->arrived = 0; 5912 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5913 break; 5914 } 5915 default: 5916 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 5917 isp_handle_platform_target_notify_ack(isp, notify); 5918 break; 5919 } 5920 break; 5921 } 5922 case ISPASYNC_TARGET_NOTIFY_ACK: 5923 { 5924 void *inot; 5925 va_start(ap, cmd); 5926 inot = va_arg(ap, void *); 5927 va_end(ap); 5928 if (isp_notify_ack(isp, inot)) { 5929 isp_tna_t *tp = malloc(sizeof (*tp), M_DEVBUF, M_NOWAIT); 5930 if (tp) { 5931 tp->isp = isp; 5932 if (inot) { 5933 memcpy(tp->data, inot, sizeof (tp->data)); 5934 tp->not = tp->data; 5935 } else { 5936 tp->not = NULL; 5937 } 5938 (void) timeout(isp_refire_notify_ack, tp, 5); 5939 } else { 5940 isp_prt(isp, ISP_LOGERR, "you lose- cannot allocate a notify refire"); 5941 } 5942 } 5943 break; 5944 } 5945 case ISPASYNC_TARGET_ACTION: 5946 { 5947 isphdr_t *hp; 5948 5949 va_start(ap, cmd); 5950 hp = va_arg(ap, isphdr_t *); 5951 va_end(ap); 5952 switch (hp->rqs_entry_type) { 5953 default: 5954 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 5955 break; 5956 case RQSTYPE_NOTIFY: 5957 if (IS_SCSI(isp)) { 5958 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp); 5959 } else if (IS_24XX(isp)) { 5960 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 5961 } else { 5962 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 5963 } 5964 break; 5965 case RQSTYPE_ATIO: 5966 if (IS_24XX(isp)) { 5967 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 5968 } else { 5969 isp_handle_platform_atio(isp, (at_entry_t *) hp); 5970 } 5971 break; 5972 case RQSTYPE_ATIO2: 5973 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 5974 break; 5975 case RQSTYPE_CTIO7: 5976 case RQSTYPE_CTIO3: 5977 case RQSTYPE_CTIO2: 5978 case RQSTYPE_CTIO: 5979 isp_handle_platform_ctio(isp, hp); 5980 break; 5981 case RQSTYPE_ABTS_RCVD: 5982 { 5983 abts_t *abts = (abts_t *)hp; 5984 isp_notify_t notify, *nt = ¬ify; 5985 tstate_t *tptr; 5986 fcportdb_t *lp; 5987 uint16_t chan; 5988 uint32_t sid, did; 5989 5990 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 5991 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 5992 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 5993 5994 nt->nt_hba = isp; 5995 nt->nt_did = did; 5996 nt->nt_nphdl = abts->abts_nphdl; 5997 nt->nt_sid = sid; 5998 isp_find_chan_by_did(isp, did, &chan); 5999 if (chan == ISP_NOCHAN) { 6000 nt->nt_tgt = TGT_ANY; 6001 } else { 6002 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 6003 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) { 6004 nt->nt_wwn = lp->port_wwn; 6005 } else { 6006 nt->nt_wwn = INI_ANY; 6007 } 6008 } 6009 /* 6010 * Try hard to find the lun for this command. 6011 */ 6012 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 6013 if (tptr) { 6014 nt->nt_lun = xpt_path_lun_id(tptr->owner); 6015 rls_lun_statep(isp, tptr); 6016 } else { 6017 nt->nt_lun = LUN_ANY; 6018 } 6019 nt->nt_need_ack = 1; 6020 nt->nt_tagval = abts->abts_rxid_task; 6021 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 6022 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 6023 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)", 6024 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 6025 } else { 6026 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)", 6027 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 6028 } 6029 nt->nt_channel = chan; 6030 nt->nt_ncode = NT_ABORT_TASK; 6031 nt->nt_lreserved = hp; 6032 isp_handle_platform_target_tmf(isp, nt); 6033 break; 6034 } 6035 case RQSTYPE_ENABLE_LUN: 6036 case RQSTYPE_MODIFY_LUN: 6037 isp_ledone(isp, (lun_entry_t *) hp); 6038 break; 6039 } 6040 break; 6041 } 6042#endif 6043 case ISPASYNC_FW_CRASH: 6044 { 6045 uint16_t mbox1, mbox6; 6046 mbox1 = ISP_READ(isp, OUTMAILBOX1); 6047 if (IS_DUALBUS(isp)) { 6048 mbox6 = ISP_READ(isp, OUTMAILBOX6); 6049 } else { 6050 mbox6 = 0; 6051 } 6052 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 6053 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 6054 isp->isp_osinfo.mbox_sleep_ok = 0; 6055 isp_reinit(isp, 1); 6056 isp->isp_osinfo.mbox_sleep_ok = mbox1; 6057 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 6058 break; 6059 } 6060 default: 6061 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 6062 break; 6063 } 6064} 6065 6066 6067/* 6068 * Locks are held before coming here. 6069 */ 6070void 6071isp_uninit(ispsoftc_t *isp) 6072{ 6073 if (IS_24XX(isp)) { 6074 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 6075 } else { 6076 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 6077 } 6078 ISP_DISABLE_INTS(isp); 6079} 6080 6081/* 6082 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 6083 * up from our platform default (defww{p|n}n) and morph them based upon 6084 * channel. 6085 * 6086 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 6087 * based upon channel. 6088 */ 6089 6090uint64_t 6091isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 6092{ 6093 uint64_t seed; 6094 struct isp_fc *fc = ISP_FC_PC(isp, chan); 6095 6096 /* 6097 * If we're asking for a active WWN, the default overrides get 6098 * returned, otherwise the NVRAM value is picked. 6099 * 6100 * If we're asking for a default WWN, we just pick the default override. 6101 */ 6102 if (isactive) { 6103 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 6104 if (seed) { 6105 return (seed); 6106 } 6107 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 6108 if (seed) { 6109 return (seed); 6110 } 6111 return (0x400000007F000009ull); 6112 } else { 6113 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 6114 } 6115 6116 6117 /* 6118 * For channel zero just return what we have. For either ACTIVE or 6119 * DEFAULT cases, we depend on default override of NVRAM values for 6120 * channel zero. 6121 */ 6122 if (chan == 0) { 6123 return (seed); 6124 } 6125 6126 /* 6127 * For other channels, we are doing one of three things: 6128 * 6129 * 1. If what we have now is non-zero, return it. Otherwise we morph 6130 * values from channel 0. 2. If we're here for a WWPN we synthesize 6131 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 6132 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 6133 */ 6134 6135 if (seed) { 6136 return (seed); 6137 } 6138 if (isactive) { 6139 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 6140 } else { 6141 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 6142 } 6143 6144 if (((seed >> 60) & 0xf) == 2) { 6145 /* 6146 * The type 2 NAA fields for QLogic cards appear be laid out 6147 * thusly: 6148 * 6149 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 6150 * port (1) or node (0) WWN distinguishor bit 48 6151 * physical port on dual-port chips (23XX/24XX) 6152 * 6153 * This is somewhat nutty, particularly since bit 48 is 6154 * irrelevant as they assign separate serial numbers to 6155 * different physical ports anyway. 6156 * 6157 * We'll stick our channel number plus one first into bits 6158 * 57..59 and thence into bits 52..55 which allows for 8 bits 6159 * of channel which is comfortably more than our maximum 6160 * (126) now. 6161 */ 6162 seed &= ~0x0FF0000000000000ULL; 6163 if (iswwnn == 0) { 6164 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 6165 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 6166 } 6167 } else { 6168 seed = 0; 6169 } 6170 return (seed); 6171} 6172 6173void 6174isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 6175{ 6176 int loc; 6177 char lbuf[200]; 6178 va_list ap; 6179 6180 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 6181 return; 6182 } 6183 snprintf(lbuf, sizeof (lbuf), "%s: ", device_get_nameunit(isp->isp_dev)); 6184 loc = strlen(lbuf); 6185 va_start(ap, fmt); 6186 vsnprintf(&lbuf[loc], sizeof (lbuf) - loc - 1, fmt, ap); 6187 va_end(ap); 6188 printf("%s\n", lbuf); 6189} 6190 6191void 6192isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 6193{ 6194 va_list ap; 6195 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 6196 return; 6197 } 6198 xpt_print_path(xs->ccb_h.path); 6199 va_start(ap, fmt); 6200 vprintf(fmt, ap); 6201 va_end(ap); 6202 printf("\n"); 6203} 6204 6205uint64_t 6206isp_nanotime_sub(struct timespec *b, struct timespec *a) 6207{ 6208 uint64_t elapsed; 6209 struct timespec x = *b; 6210 timespecsub(&x, a); 6211 elapsed = GET_NANOSEC(&x); 6212 if (elapsed == 0) 6213 elapsed++; 6214 return (elapsed); 6215} 6216 6217int 6218isp_mbox_acquire(ispsoftc_t *isp) 6219{ 6220 if (isp->isp_osinfo.mboxbsy) { 6221 return (1); 6222 } else { 6223 isp->isp_osinfo.mboxcmd_done = 0; 6224 isp->isp_osinfo.mboxbsy = 1; 6225 return (0); 6226 } 6227} 6228 6229void 6230isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 6231{ 6232 unsigned int usecs = mbp->timeout; 6233 unsigned int max, olim, ilim; 6234 6235 if (usecs == 0) { 6236 usecs = MBCMD_DEFAULT_TIMEOUT; 6237 } 6238 max = isp->isp_mbxwrk0 + 1; 6239 6240 if (isp->isp_osinfo.mbox_sleep_ok) { 6241 unsigned int ms = (usecs + 999) / 1000; 6242 6243 isp->isp_osinfo.mbox_sleep_ok = 0; 6244 isp->isp_osinfo.mbox_sleeping = 1; 6245 for (olim = 0; olim < max; olim++) { 6246 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 6247 if (isp->isp_osinfo.mboxcmd_done) { 6248 break; 6249 } 6250 } 6251 isp->isp_osinfo.mbox_sleep_ok = 1; 6252 isp->isp_osinfo.mbox_sleeping = 0; 6253 } else { 6254 for (olim = 0; olim < max; olim++) { 6255 for (ilim = 0; ilim < usecs; ilim += 100) { 6256 uint32_t isr; 6257 uint16_t sema, mbox; 6258 if (isp->isp_osinfo.mboxcmd_done) { 6259 break; 6260 } 6261 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 6262 isp_intr(isp, isr, sema, mbox); 6263 if (isp->isp_osinfo.mboxcmd_done) { 6264 break; 6265 } 6266 } 6267 ISP_DELAY(100); 6268 } 6269 if (isp->isp_osinfo.mboxcmd_done) { 6270 break; 6271 } 6272 } 6273 } 6274 if (isp->isp_osinfo.mboxcmd_done == 0) { 6275 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 6276 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 6277 mbp->param[0] = MBOX_TIMEOUT; 6278 isp->isp_osinfo.mboxcmd_done = 1; 6279 } 6280} 6281 6282void 6283isp_mbox_notify_done(ispsoftc_t *isp) 6284{ 6285 if (isp->isp_osinfo.mbox_sleeping) { 6286 wakeup(&isp->isp_mbxworkp); 6287 } 6288 isp->isp_osinfo.mboxcmd_done = 1; 6289} 6290 6291void 6292isp_mbox_release(ispsoftc_t *isp) 6293{ 6294 isp->isp_osinfo.mboxbsy = 0; 6295} 6296 6297int 6298isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 6299{ 6300 int ret = 0; 6301 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 6302 ret = -1; 6303 } else { 6304 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 6305 } 6306 return (ret); 6307} 6308 6309int 6310isp_mstohz(int ms) 6311{ 6312 int hz; 6313 struct timeval t; 6314 t.tv_sec = ms / 1000; 6315 t.tv_usec = (ms % 1000) * 1000; 6316 hz = tvtohz(&t); 6317 if (hz < 0) { 6318 hz = 0x7fffffff; 6319 } 6320 if (hz == 0) { 6321 hz = 1; 6322 } 6323 return (hz); 6324} 6325 6326void 6327isp_platform_intr(void *arg) 6328{ 6329 ispsoftc_t *isp = arg; 6330 uint32_t isr; 6331 uint16_t sema, mbox; 6332 6333 ISP_LOCK(isp); 6334 isp->isp_intcnt++; 6335 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) { 6336 isp->isp_intbogus++; 6337 } else { 6338 isp_intr(isp, isr, sema, mbox); 6339 } 6340 ISP_UNLOCK(isp); 6341} 6342 6343void 6344isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 6345{ 6346 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 6347 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 6348 } else { 6349 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 6350 } 6351 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 6352} 6353 6354int 6355isp_fcp_next_crn(ispsoftc_t *isp, uint8_t *crnp, XS_T *cmd) 6356{ 6357 uint32_t chan, tgt, lun; 6358 struct isp_fc *fc; 6359 struct isp_nexus *nxp; 6360 int idx; 6361 6362 if (isp->isp_type < ISP_HA_FC_2300) 6363 return (0); 6364 6365 chan = XS_CHANNEL(cmd); 6366 tgt = XS_TGT(cmd); 6367 lun = XS_LUN(cmd); 6368 fc = &isp->isp_osinfo.pc.fc[chan]; 6369 idx = NEXUS_HASH(tgt, lun); 6370 nxp = fc->nexus_hash[idx]; 6371 6372 while (nxp) { 6373 if (nxp->tgt == tgt && nxp->lun == lun) 6374 break; 6375 nxp = nxp->next; 6376 } 6377 if (nxp == NULL) { 6378 nxp = fc->nexus_free_list; 6379 if (nxp == NULL) { 6380 nxp = malloc(sizeof (struct isp_nexus), M_DEVBUF, M_ZERO|M_NOWAIT); 6381 if (nxp == NULL) { 6382 return (-1); 6383 } 6384 } else { 6385 fc->nexus_free_list = nxp->next; 6386 } 6387 nxp->tgt = tgt; 6388 nxp->lun = lun; 6389 nxp->next = fc->nexus_hash[idx]; 6390 fc->nexus_hash[idx] = nxp; 6391 } 6392 if (nxp) { 6393 if (nxp->crnseed == 0) 6394 nxp->crnseed = 1; 6395 if (cmd) 6396 PISP_PCMD(cmd)->crn = nxp->crnseed; 6397 *crnp = nxp->crnseed++; 6398 return (0); 6399 } 6400 return (-1); 6401} 6402 6403/* 6404 * We enter with the lock held 6405 */ 6406void 6407isp_timer(void *arg) 6408{ 6409 ispsoftc_t *isp = arg; 6410#ifdef ISP_TARGET_MODE 6411 isp_tmcmd_restart(isp); 6412#endif 6413 callout_reset(&isp->isp_osinfo.tmo, isp_timer_count, isp_timer, isp); 6414} 6415 6416isp_ecmd_t * 6417isp_get_ecmd(ispsoftc_t *isp) 6418{ 6419 isp_ecmd_t *ecmd = isp->isp_osinfo.ecmd_free; 6420 if (ecmd) { 6421 isp->isp_osinfo.ecmd_free = ecmd->next; 6422 } 6423 return (ecmd); 6424} 6425 6426void 6427isp_put_ecmd(ispsoftc_t *isp, isp_ecmd_t *ecmd) 6428{ 6429 ecmd->next = isp->isp_osinfo.ecmd_free; 6430 isp->isp_osinfo.ecmd_free = ecmd; 6431} 6432