1 /*- 2 * Copyright (c) 1997-2009 by Matthew Jacob 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice immediately at the beginning of the file, without modification, 10 * this list of conditions, and the following disclaimer. 11 * 2. The name of the author may not be used to endorse or promote products 12 * derived from this software without specific prior written permission. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 29 */ 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 #include <dev/isp/isp_freebsd.h> 33 #include <sys/unistd.h> 34 #include <sys/kthread.h> 35 #include <sys/conf.h> 36 #include <sys/module.h> 37 #include <sys/ioccom.h> 38 #include <dev/isp/isp_ioctl.h> 39 #include <sys/devicestat.h> 40 #include <cam/cam_periph.h> 41 #include <cam/cam_xpt_periph.h> 42 43 #if __FreeBSD_version < 800002 44 #define THREAD_CREATE kthread_create 45 #else 46 #define THREAD_CREATE kproc_create 47 #endif 48 49 MODULE_VERSION(isp, 1); 50 MODULE_DEPEND(isp, cam, 1, 1, 1); 51 int isp_announced = 0; 52 int isp_fabric_hysteresis = 3; 53 int isp_loop_down_limit = 60; /* default loop down limit */ 54 int isp_change_is_bad = 0; /* "changed" devices are bad */ 55 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 56 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 57 int isp_autoconfig = 1; /* automatically attach/detach devices */ 58 static const char *roles[4] = { 59 "(none)", "Target", "Initiator", "Target/Initiator" 60 }; 61 static const char prom3[] = "Chan %d PortID 0x%06x Departed from Target %u because of %s"; 62 static const char rqo[] = "%s: Request Queue Overflow\n"; 63 64 static void isp_freeze_loopdown(ispsoftc_t *, int, char *); 65 static d_ioctl_t ispioctl; 66 static void isp_intr_enable(void *); 67 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 68 static void isp_poll(struct cam_sim *); 69 static timeout_t isp_watchdog; 70 static timeout_t isp_ldt; 71 static void isp_kthread(void *); 72 static void isp_action(struct cam_sim *, union ccb *); 73 #ifdef ISP_INTERNAL_TARGET 74 static void isp_target_thread_pi(void *); 75 static void isp_target_thread_fc(void *); 76 #endif 77 static void isp_timer(void *); 78 79 static struct cdevsw isp_cdevsw = { 80 .d_version = D_VERSION, 81 .d_ioctl = ispioctl, 82 .d_name = "isp", 83 }; 84 85 static int 86 isp_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); 108 109 if (xpt_create_path(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 110 ISP_LOCK(isp); 111 xpt_bus_deregister(cam_sim_path(sim)); 112 ISP_UNLOCK(isp); 113 cam_sim_free(sim, FALSE); 114 return (ENXIO); 115 } 116 117 xpt_setup_ccb(&csa.ccb_h, path, 5); 118 csa.ccb_h.func_code = XPT_SASYNC_CB; 119 csa.event_enable = AC_LOST_DEVICE; 120 csa.callback = isp_cam_async; 121 csa.callback_arg = sim; 122 xpt_action((union ccb *)&csa); 123 124 if (IS_SCSI(isp)) { 125 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 126 spi->sim = sim; 127 spi->path = path; 128 #ifdef ISP_INTERNAL_TARGET 129 ISP_SET_PC(isp, chan, proc_active, 1); 130 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)) { 131 ISP_SET_PC(isp, chan, proc_active, 0); 132 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 133 } 134 #endif 135 } else { 136 fcparam *fcp = FCPARAM(isp, chan); 137 struct isp_fc *fc = ISP_FC_PC(isp, chan); 138 139 ISP_LOCK(isp); 140 fc->sim = sim; 141 fc->path = path; 142 fc->isp = isp; 143 fc->ready = 1; 144 145 callout_init_mtx(&fc->ldt, &isp->isp_osinfo.lock, 0); 146 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 147 /* 148 * We start by being "loop down" if we have an initiator role 149 */ 150 if (fcp->role & ISP_ROLE_INITIATOR) { 151 isp_freeze_loopdown(isp, chan, "isp_attach"); 152 callout_reset(&fc->ldt, isp_quickboot_time * hz, isp_ldt, fc); 153 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Initial Loop Down Timer @ %lu", (unsigned long) time_uptime); 154 } 155 ISP_UNLOCK(isp); 156 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 157 xpt_free_path(fc->path); 158 ISP_LOCK(isp); 159 if (callout_active(&fc->ldt)) { 160 callout_stop(&fc->ldt); 161 } 162 xpt_bus_deregister(cam_sim_path(fc->sim)); 163 ISP_UNLOCK(isp); 164 cam_sim_free(fc->sim, FALSE); 165 return (ENOMEM); 166 } 167 #ifdef ISP_INTERNAL_TARGET 168 ISP_SET_PC(isp, chan, proc_active, 1); 169 if (THREAD_CREATE(isp_target_thread_fc, fc, &fc->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 170 ISP_SET_PC(isp, chan, proc_active, 0); 171 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 172 } 173 #endif 174 } 175 return (0); 176 } 177 178 int 179 isp_attach(ispsoftc_t *isp) 180 { 181 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 182 int du = device_get_unit(isp->isp_dev); 183 int chan; 184 185 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 186 isp->isp_osinfo.ehook.ich_arg = isp; 187 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 188 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 189 return (-EIO); 190 } 191 isp->isp_osinfo.ehook_active = 1; 192 193 194 /* 195 * Create the device queue for our SIM(s). 196 */ 197 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 198 if (isp->isp_osinfo.devq == NULL) { 199 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 200 return (EIO); 201 } 202 203 for (chan = 0; chan < isp->isp_nchan; chan++) { 204 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 205 goto unwind; 206 } 207 } 208 209 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 210 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 211 isp->isp_osinfo.timer_active = 1; 212 213 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 214 if (isp->isp_osinfo.cdev) { 215 isp->isp_osinfo.cdev->si_drv1 = isp; 216 } 217 return (0); 218 219 unwind: 220 while (--chan >= 0) { 221 struct cam_sim *sim; 222 struct cam_path *path; 223 if (IS_FC(isp)) { 224 sim = ISP_FC_PC(isp, chan)->sim; 225 path = ISP_FC_PC(isp, chan)->path; 226 } else { 227 sim = ISP_SPI_PC(isp, chan)->sim; 228 path = ISP_SPI_PC(isp, chan)->path; 229 } 230 xpt_free_path(path); 231 ISP_LOCK(isp); 232 xpt_bus_deregister(cam_sim_path(sim)); 233 ISP_UNLOCK(isp); 234 cam_sim_free(sim, FALSE); 235 } 236 if (isp->isp_osinfo.ehook_active) { 237 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 238 isp->isp_osinfo.ehook_active = 0; 239 } 240 if (isp->isp_osinfo.cdev) { 241 destroy_dev(isp->isp_osinfo.cdev); 242 isp->isp_osinfo.cdev = NULL; 243 } 244 cam_simq_free(isp->isp_osinfo.devq); 245 isp->isp_osinfo.devq = NULL; 246 return (-1); 247 } 248 249 void 250 isp_detach(ispsoftc_t *isp) 251 { 252 int chan; 253 254 ISP_LOCK(isp); 255 if (isp->isp_osinfo.timer_active) { 256 callout_stop(&isp->isp_osinfo.tmo); 257 isp->isp_osinfo.timer_active = 0; 258 } 259 ISP_UNLOCK(isp); 260 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 261 struct cam_sim *sim; 262 struct cam_path *path; 263 if (IS_FC(isp)) { 264 sim = ISP_FC_PC(isp, chan)->sim; 265 path = ISP_FC_PC(isp, chan)->path; 266 } else { 267 sim = ISP_SPI_PC(isp, chan)->sim; 268 path = ISP_SPI_PC(isp, chan)->path; 269 } 270 xpt_free_path(path); 271 ISP_LOCK(isp); 272 xpt_bus_deregister(cam_sim_path(sim)); 273 ISP_UNLOCK(isp); 274 cam_sim_free(sim, FALSE); 275 } 276 if (isp->isp_osinfo.cdev) { 277 destroy_dev(isp->isp_osinfo.cdev); 278 isp->isp_osinfo.cdev = NULL; 279 } 280 if (isp->isp_osinfo.ehook_active) { 281 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 282 isp->isp_osinfo.ehook_active = 0; 283 } 284 if (isp->isp_osinfo.devq == NULL) { 285 cam_simq_free(isp->isp_osinfo.devq); 286 isp->isp_osinfo.devq = NULL; 287 } 288 } 289 290 static void 291 isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg) 292 { 293 if (IS_FC(isp)) { 294 struct isp_fc *fc = ISP_FC_PC(isp, chan); 295 if (fc->simqfrozen == 0) { 296 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan); 297 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 298 xpt_freeze_simq(fc->sim, 1); 299 } else { 300 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan); 301 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 302 } 303 } 304 } 305 306 307 static int 308 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 309 { 310 ispsoftc_t *isp; 311 int nr, chan, retval = ENOTTY; 312 313 isp = dev->si_drv1; 314 315 switch (c) { 316 case ISP_SDBLEV: 317 { 318 int olddblev = isp->isp_dblev; 319 isp->isp_dblev = *(int *)addr; 320 *(int *)addr = olddblev; 321 retval = 0; 322 break; 323 } 324 case ISP_GETROLE: 325 chan = *(int *)addr; 326 if (chan < 0 || chan >= isp->isp_nchan) { 327 retval = -ENXIO; 328 break; 329 } 330 if (IS_FC(isp)) { 331 *(int *)addr = FCPARAM(isp, chan)->role; 332 } else { 333 *(int *)addr = SDPARAM(isp, chan)->role; 334 } 335 retval = 0; 336 break; 337 case ISP_SETROLE: 338 nr = *(int *)addr; 339 chan = nr >> 8; 340 if (chan < 0 || chan >= isp->isp_nchan) { 341 retval = -ENXIO; 342 break; 343 } 344 nr &= 0xff; 345 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 346 retval = EINVAL; 347 break; 348 } 349 if (IS_FC(isp)) { 350 /* 351 * We don't really support dual role at present on FC cards. 352 * 353 * We should, but a bunch of things are currently broken, 354 * so don't allow it. 355 */ 356 if (nr == ISP_ROLE_BOTH) { 357 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 358 retval = EINVAL; 359 break; 360 } 361 *(int *)addr = FCPARAM(isp, chan)->role; 362 #ifdef ISP_INTERNAL_TARGET 363 ISP_LOCK(isp); 364 retval = isp_fc_change_role(isp, chan, nr); 365 ISP_UNLOCK(isp); 366 #else 367 FCPARAM(isp, chan)->role = nr; 368 #endif 369 } else { 370 *(int *)addr = SDPARAM(isp, chan)->role; 371 SDPARAM(isp, chan)->role = nr; 372 } 373 retval = 0; 374 break; 375 376 case ISP_RESETHBA: 377 ISP_LOCK(isp); 378 #ifdef ISP_TARGET_MODE 379 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 380 #endif 381 isp_reinit(isp, 0); 382 ISP_UNLOCK(isp); 383 retval = 0; 384 break; 385 386 case ISP_RESCAN: 387 if (IS_FC(isp)) { 388 chan = *(int *)addr; 389 if (chan < 0 || chan >= isp->isp_nchan) { 390 retval = -ENXIO; 391 break; 392 } 393 ISP_LOCK(isp); 394 if (isp_fc_runstate(isp, chan, 5 * 1000000)) { 395 retval = EIO; 396 } else { 397 retval = 0; 398 } 399 ISP_UNLOCK(isp); 400 } 401 break; 402 403 case ISP_FC_LIP: 404 if (IS_FC(isp)) { 405 chan = *(int *)addr; 406 if (chan < 0 || chan >= isp->isp_nchan) { 407 retval = -ENXIO; 408 break; 409 } 410 ISP_LOCK(isp); 411 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 412 retval = EIO; 413 } else { 414 retval = 0; 415 } 416 ISP_UNLOCK(isp); 417 } 418 break; 419 case ISP_FC_GETDINFO: 420 { 421 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 422 fcportdb_t *lp; 423 424 if (IS_SCSI(isp)) { 425 break; 426 } 427 if (ifc->loopid >= MAX_FC_TARG) { 428 retval = EINVAL; 429 break; 430 } 431 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 432 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) { 433 ifc->role = lp->roles; 434 ifc->loopid = lp->handle; 435 ifc->portid = lp->portid; 436 ifc->node_wwn = lp->node_wwn; 437 ifc->port_wwn = lp->port_wwn; 438 retval = 0; 439 } else { 440 retval = ENODEV; 441 } 442 break; 443 } 444 case ISP_GET_STATS: 445 { 446 isp_stats_t *sp = (isp_stats_t *) addr; 447 448 ISP_MEMZERO(sp, sizeof (*sp)); 449 sp->isp_stat_version = ISP_STATS_VERSION; 450 sp->isp_type = isp->isp_type; 451 sp->isp_revision = isp->isp_revision; 452 ISP_LOCK(isp); 453 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 454 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 455 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 456 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 457 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 458 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 459 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 460 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 461 ISP_UNLOCK(isp); 462 retval = 0; 463 break; 464 } 465 case ISP_CLR_STATS: 466 ISP_LOCK(isp); 467 isp->isp_intcnt = 0; 468 isp->isp_intbogus = 0; 469 isp->isp_intmboxc = 0; 470 isp->isp_intoasync = 0; 471 isp->isp_rsltccmplt = 0; 472 isp->isp_fphccmplt = 0; 473 isp->isp_rscchiwater = 0; 474 isp->isp_fpcchiwater = 0; 475 ISP_UNLOCK(isp); 476 retval = 0; 477 break; 478 case ISP_FC_GETHINFO: 479 { 480 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 481 int chan = hba->fc_channel; 482 483 if (chan < 0 || chan >= isp->isp_nchan) { 484 retval = ENXIO; 485 break; 486 } 487 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 488 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 489 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 490 hba->fc_nchannels = isp->isp_nchan; 491 if (IS_FC(isp)) { 492 hba->fc_nports = MAX_FC_TARG; 493 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 494 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 495 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 496 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 497 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 498 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 499 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 500 } else { 501 hba->fc_nports = MAX_TARGETS; 502 hba->fc_speed = 0; 503 hba->fc_topology = 0; 504 hba->nvram_node_wwn = 0ull; 505 hba->nvram_port_wwn = 0ull; 506 hba->active_node_wwn = 0ull; 507 hba->active_port_wwn = 0ull; 508 } 509 retval = 0; 510 break; 511 } 512 case ISP_TSK_MGMT: 513 { 514 int needmarker; 515 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 516 uint16_t loopid; 517 mbreg_t mbs; 518 519 if (IS_SCSI(isp)) { 520 break; 521 } 522 523 chan = fct->chan; 524 if (chan < 0 || chan >= isp->isp_nchan) { 525 retval = -ENXIO; 526 break; 527 } 528 529 needmarker = retval = 0; 530 loopid = fct->loopid; 531 ISP_LOCK(isp); 532 if (IS_24XX(isp)) { 533 uint8_t local[QENTRY_LEN]; 534 isp24xx_tmf_t *tmf; 535 isp24xx_statusreq_t *sp; 536 fcparam *fcp = FCPARAM(isp, chan); 537 fcportdb_t *lp; 538 int i; 539 540 for (i = 0; i < MAX_FC_TARG; i++) { 541 lp = &fcp->portdb[i]; 542 if (lp->handle == loopid) { 543 break; 544 } 545 } 546 if (i == MAX_FC_TARG) { 547 retval = ENXIO; 548 ISP_UNLOCK(isp); 549 break; 550 } 551 /* XXX VALIDATE LP XXX */ 552 tmf = (isp24xx_tmf_t *) local; 553 ISP_MEMZERO(tmf, QENTRY_LEN); 554 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 555 tmf->tmf_header.rqs_entry_count = 1; 556 tmf->tmf_nphdl = lp->handle; 557 tmf->tmf_delay = 2; 558 tmf->tmf_timeout = 2; 559 tmf->tmf_tidlo = lp->portid; 560 tmf->tmf_tidhi = lp->portid >> 16; 561 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan); 562 tmf->tmf_lun[1] = fct->lun & 0xff; 563 if (fct->lun >= 256) { 564 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8); 565 } 566 switch (fct->action) { 567 case IPT_CLEAR_ACA: 568 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA; 569 break; 570 case IPT_TARGET_RESET: 571 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET; 572 needmarker = 1; 573 break; 574 case IPT_LUN_RESET: 575 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET; 576 needmarker = 1; 577 break; 578 case IPT_CLEAR_TASK_SET: 579 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 580 needmarker = 1; 581 break; 582 case IPT_ABORT_TASK_SET: 583 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 584 needmarker = 1; 585 break; 586 default: 587 retval = EINVAL; 588 break; 589 } 590 if (retval) { 591 ISP_UNLOCK(isp); 592 break; 593 } 594 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000); 595 mbs.param[1] = QENTRY_LEN; 596 mbs.param[2] = DMA_WD1(fcp->isp_scdma); 597 mbs.param[3] = DMA_WD0(fcp->isp_scdma); 598 mbs.param[6] = DMA_WD3(fcp->isp_scdma); 599 mbs.param[7] = DMA_WD2(fcp->isp_scdma); 600 601 if (FC_SCRATCH_ACQUIRE(isp, chan)) { 602 ISP_UNLOCK(isp); 603 retval = ENOMEM; 604 break; 605 } 606 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch); 607 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN); 608 sp = (isp24xx_statusreq_t *) local; 609 sp->req_completion_status = 1; 610 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 611 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN); 612 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp); 613 FC_SCRATCH_RELEASE(isp, chan); 614 if (retval || sp->req_completion_status != 0) { 615 FC_SCRATCH_RELEASE(isp, chan); 616 retval = EIO; 617 } 618 if (retval == 0) { 619 if (needmarker) { 620 fcp->sendmarker = 1; 621 } 622 } 623 } else { 624 MBSINIT(&mbs, 0, MBLOGALL, 0); 625 if (ISP_CAP_2KLOGIN(isp) == 0) { 626 loopid <<= 8; 627 } 628 switch (fct->action) { 629 case IPT_CLEAR_ACA: 630 mbs.param[0] = MBOX_CLEAR_ACA; 631 mbs.param[1] = loopid; 632 mbs.param[2] = fct->lun; 633 break; 634 case IPT_TARGET_RESET: 635 mbs.param[0] = MBOX_TARGET_RESET; 636 mbs.param[1] = loopid; 637 needmarker = 1; 638 break; 639 case IPT_LUN_RESET: 640 mbs.param[0] = MBOX_LUN_RESET; 641 mbs.param[1] = loopid; 642 mbs.param[2] = fct->lun; 643 needmarker = 1; 644 break; 645 case IPT_CLEAR_TASK_SET: 646 mbs.param[0] = MBOX_CLEAR_TASK_SET; 647 mbs.param[1] = loopid; 648 mbs.param[2] = fct->lun; 649 needmarker = 1; 650 break; 651 case IPT_ABORT_TASK_SET: 652 mbs.param[0] = MBOX_ABORT_TASK_SET; 653 mbs.param[1] = loopid; 654 mbs.param[2] = fct->lun; 655 needmarker = 1; 656 break; 657 default: 658 retval = EINVAL; 659 break; 660 } 661 if (retval == 0) { 662 if (needmarker) { 663 FCPARAM(isp, chan)->sendmarker = 1; 664 } 665 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 666 if (retval) { 667 retval = EIO; 668 } 669 } 670 } 671 ISP_UNLOCK(isp); 672 break; 673 } 674 default: 675 break; 676 } 677 return (retval); 678 } 679 680 static void 681 isp_intr_enable(void *arg) 682 { 683 int chan; 684 ispsoftc_t *isp = arg; 685 ISP_LOCK(isp); 686 for (chan = 0; chan < isp->isp_nchan; chan++) { 687 if (IS_FC(isp)) { 688 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 689 ISP_ENABLE_INTS(isp); 690 break; 691 } 692 } else { 693 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) { 694 ISP_ENABLE_INTS(isp); 695 break; 696 } 697 } 698 } 699 ISP_UNLOCK(isp); 700 /* Release our hook so that the boot can continue. */ 701 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 702 } 703 704 /* 705 * Local Inlines 706 */ 707 708 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 709 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 710 711 static ISP_INLINE int 712 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 713 { 714 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 715 if (ISP_PCMD(ccb) == NULL) { 716 return (-1); 717 } 718 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 719 return (0); 720 } 721 722 static ISP_INLINE void 723 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 724 { 725 ((struct isp_pcmd *)ISP_PCMD(ccb))->next = isp->isp_osinfo.pcmd_free; 726 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 727 ISP_PCMD(ccb) = NULL; 728 } 729 /* 730 * Put the target mode functions here, because some are inlines 731 */ 732 733 #ifdef ISP_TARGET_MODE 734 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 735 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 736 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 737 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 738 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 739 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 740 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 741 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 742 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 743 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 744 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 745 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 746 static void isp_enable_lun(ispsoftc_t *, union ccb *); 747 static void isp_enable_deferred_luns(ispsoftc_t *, int); 748 static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t); 749 static void isp_disable_lun(ispsoftc_t *, union ccb *); 750 static int isp_enable_target_mode(ispsoftc_t *, int); 751 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 752 static timeout_t isp_refire_putback_atio; 753 static void isp_complete_ctio(union ccb *); 754 static void isp_target_putback_atio(union ccb *); 755 static void isp_target_start_ctio(ispsoftc_t *, union ccb *); 756 static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 757 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 758 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 759 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 760 static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 761 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 762 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 763 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 764 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 765 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 766 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 767 768 static ISP_INLINE int 769 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 770 { 771 tstate_t *tptr; 772 struct tslist *lhp; 773 774 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 775 SLIST_FOREACH(tptr, lhp, next) { 776 if (xpt_path_lun_id(tptr->owner) == lun) { 777 return (1); 778 } 779 } 780 return (0); 781 } 782 783 static void 784 dump_tstates(ispsoftc_t *isp, int bus) 785 { 786 int i, j; 787 struct tslist *lhp; 788 tstate_t *tptr = NULL; 789 790 if (bus >= isp->isp_nchan) { 791 return; 792 } 793 for (i = 0; i < LUN_HASH_SIZE; i++) { 794 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 795 j = 0; 796 SLIST_FOREACH(tptr, lhp, next) { 797 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 798 j++; 799 } 800 } 801 } 802 803 static ISP_INLINE tstate_t * 804 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 805 { 806 tstate_t *tptr = NULL; 807 struct tslist *lhp; 808 int i; 809 810 if (bus < isp->isp_nchan) { 811 for (i = 0; i < LUN_HASH_SIZE; i++) { 812 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 813 SLIST_FOREACH(tptr, lhp, next) { 814 if (xpt_path_lun_id(tptr->owner) == lun) { 815 tptr->hold++; 816 return (tptr); 817 } 818 } 819 } 820 } 821 return (NULL); 822 } 823 824 static ISP_INLINE tstate_t * 825 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 826 { 827 tstate_t *tptr = NULL; 828 atio_private_data_t *atp; 829 struct tslist *lhp; 830 int i; 831 832 if (bus < isp->isp_nchan && tagval != 0) { 833 for (i = 0; i < LUN_HASH_SIZE; i++) { 834 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 835 SLIST_FOREACH(tptr, lhp, next) { 836 atp = isp_get_atpd(isp, tptr, tagval); 837 if (atp && atp->tag == tagval) { 838 tptr->hold++; 839 return (tptr); 840 } 841 } 842 } 843 } 844 return (NULL); 845 } 846 847 static ISP_INLINE inot_private_data_t * 848 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 849 { 850 inot_private_data_t *ntp; 851 tstate_t *tptr; 852 struct tslist *lhp; 853 int bus, i; 854 855 for (bus = 0; bus < isp->isp_nchan; bus++) { 856 for (i = 0; i < LUN_HASH_SIZE; i++) { 857 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 858 SLIST_FOREACH(tptr, lhp, next) { 859 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 860 if (ntp) { 861 *rslt = tptr; 862 tptr->hold++; 863 return (ntp); 864 } 865 } 866 } 867 } 868 return (NULL); 869 } 870 static ISP_INLINE void 871 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 872 { 873 KASSERT((tptr->hold), ("tptr not held")); 874 tptr->hold--; 875 } 876 877 static void 878 isp_tmcmd_restart(ispsoftc_t *isp) 879 { 880 inot_private_data_t *ntp; 881 tstate_t *tptr; 882 struct tslist *lhp; 883 int bus, i; 884 885 for (bus = 0; bus < isp->isp_nchan; bus++) { 886 for (i = 0; i < LUN_HASH_SIZE; i++) { 887 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 888 SLIST_FOREACH(tptr, lhp, next) { 889 inot_private_data_t *restart_queue = tptr->restart_queue; 890 tptr->restart_queue = NULL; 891 while (restart_queue) { 892 ntp = restart_queue; 893 restart_queue = ntp->rd.nt.nt_hba; 894 if (IS_24XX(isp)) { 895 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 896 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 897 } else { 898 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 899 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 900 } 901 isp_put_ntpd(isp, tptr, ntp); 902 if (tptr->restart_queue && restart_queue != NULL) { 903 ntp = tptr->restart_queue; 904 tptr->restart_queue = restart_queue; 905 while (restart_queue->rd.nt.nt_hba) { 906 restart_queue = restart_queue->rd.nt.nt_hba; 907 } 908 restart_queue->rd.nt.nt_hba = ntp; 909 break; 910 } 911 } 912 } 913 } 914 } 915 } 916 917 static ISP_INLINE atio_private_data_t * 918 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 919 { 920 atio_private_data_t *atp; 921 922 if (tag == 0) { 923 atp = tptr->atfree; 924 if (atp) { 925 tptr->atfree = atp->next; 926 } 927 return (atp); 928 } 929 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 930 if (atp->tag == tag) { 931 return (atp); 932 } 933 } 934 return (NULL); 935 } 936 937 static ISP_INLINE void 938 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 939 { 940 atp->tag = 0; 941 atp->dead = 0; 942 atp->next = tptr->atfree; 943 tptr->atfree = atp; 944 } 945 946 static void 947 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 948 { 949 atio_private_data_t *atp; 950 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 951 952 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 953 if (atp->tag == 0) { 954 continue; 955 } 956 xpt_print(tptr->owner, "ATP: [0x%x] origdlen %u bytes_xfrd %u last_xfr %u lun %u nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s\n", 957 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->last_xframt, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 958 } 959 } 960 961 962 static ISP_INLINE inot_private_data_t * 963 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 964 { 965 inot_private_data_t *ntp; 966 ntp = tptr->ntfree; 967 if (ntp) { 968 tptr->ntfree = ntp->next; 969 } 970 return (ntp); 971 } 972 973 static ISP_INLINE inot_private_data_t * 974 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 975 { 976 inot_private_data_t *ntp; 977 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 978 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 979 return (ntp); 980 } 981 } 982 return (NULL); 983 } 984 985 static ISP_INLINE void 986 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 987 { 988 ntp->rd.tag_id = ntp->rd.seq_id = 0; 989 ntp->next = tptr->ntfree; 990 tptr->ntfree = ntp; 991 } 992 993 static cam_status 994 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 995 { 996 cam_status status; 997 lun_id_t lun; 998 struct tslist *lhp; 999 tstate_t *tptr; 1000 int i; 1001 1002 lun = xpt_path_lun_id(path); 1003 if (lun != CAM_LUN_WILDCARD) { 1004 if (lun >= ISP_MAX_LUNS(isp)) { 1005 return (CAM_LUN_INVALID); 1006 } 1007 } 1008 if (is_lun_enabled(isp, bus, lun)) { 1009 return (CAM_LUN_ALRDY_ENA); 1010 } 1011 tptr = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1012 if (tptr == NULL) { 1013 return (CAM_RESRC_UNAVAIL); 1014 } 1015 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1016 if (status != CAM_REQ_CMP) { 1017 free(tptr, M_DEVBUF); 1018 return (status); 1019 } 1020 SLIST_INIT(&tptr->atios); 1021 SLIST_INIT(&tptr->inots); 1022 for (i = 0; i < ATPDPSIZE-1; i++) { 1023 tptr->atpool[i].next = &tptr->atpool[i+1]; 1024 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1025 } 1026 tptr->atfree = tptr->atpool; 1027 tptr->ntfree = tptr->ntpool; 1028 tptr->hold = 1; 1029 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1030 SLIST_INSERT_HEAD(lhp, tptr, next); 1031 *rslt = tptr; 1032 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1033 return (CAM_REQ_CMP); 1034 } 1035 1036 static ISP_INLINE void 1037 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1038 { 1039 struct tslist *lhp; 1040 KASSERT((tptr->hold == 0), ("tptr still held")); 1041 ISP_GET_PC_ADDR(isp, xpt_path_path_id(tptr->owner), lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1042 SLIST_REMOVE(lhp, tptr, tstate, next); 1043 xpt_free_path(tptr->owner); 1044 free(tptr, M_DEVBUF); 1045 } 1046 1047 /* 1048 * Enable a lun. 1049 */ 1050 static void 1051 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1052 { 1053 tstate_t *tptr = NULL; 1054 int bus, tm_enabled, target_role; 1055 target_id_t target; 1056 lun_id_t lun; 1057 1058 /* 1059 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun 1060 */ 1061 bus = XS_CHANNEL(ccb); 1062 target = ccb->ccb_h.target_id; 1063 lun = ccb->ccb_h.target_lun; 1064 if (target != CAM_TARGET_WILDCARD && target != 0) { 1065 ccb->ccb_h.status = CAM_TID_INVALID; 1066 xpt_done(ccb); 1067 return; 1068 } 1069 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1070 ccb->ccb_h.status = CAM_LUN_INVALID; 1071 xpt_done(ccb); 1072 return; 1073 } 1074 1075 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1076 ccb->ccb_h.status = CAM_LUN_INVALID; 1077 xpt_done(ccb); 1078 return; 1079 } 1080 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1081 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1082 } 1083 1084 /* 1085 * Wait until we're not busy with the lun enables subsystem 1086 */ 1087 while (isp->isp_osinfo.tmbusy) { 1088 isp->isp_osinfo.tmwanted = 1; 1089 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_enable_lun", 0); 1090 } 1091 isp->isp_osinfo.tmbusy = 1; 1092 1093 /* 1094 * This is as a good a place as any to check f/w capabilities. 1095 */ 1096 1097 if (IS_FC(isp)) { 1098 if (ISP_CAP_TMODE(isp) == 0) { 1099 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n"); 1100 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1101 goto done; 1102 } 1103 /* 1104 * We *could* handle non-SCCLUN f/w, but we'd have to 1105 * dork with our already fragile enable/disable code. 1106 */ 1107 if (ISP_CAP_SCCFW(isp) == 0) { 1108 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n"); 1109 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1110 goto done; 1111 } 1112 1113 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1114 1115 } else { 1116 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1117 } 1118 1119 /* 1120 * Create the state pointer. 1121 * It should not already exist. 1122 */ 1123 tptr = get_lun_statep(isp, bus, lun); 1124 if (tptr) { 1125 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1126 goto done; 1127 } 1128 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1129 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1130 goto done; 1131 } 1132 1133 /* 1134 * We have a tricky maneuver to perform here. 1135 * 1136 * If target mode isn't already enabled here, 1137 * *and* our current role includes target mode, 1138 * we enable target mode here. 1139 * 1140 */ 1141 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1142 if (tm_enabled == 0 && target_role != 0) { 1143 if (isp_enable_target_mode(isp, bus)) { 1144 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1145 destroy_lun_state(isp, tptr); 1146 tptr = NULL; 1147 goto done; 1148 } 1149 tm_enabled = 1; 1150 } 1151 1152 /* 1153 * Now check to see whether this bus is in target mode already. 1154 * 1155 * If not, a later role change into target mode will finish the job. 1156 */ 1157 if (tm_enabled == 0) { 1158 ISP_SET_PC(isp, bus, tm_enable_defer, 1); 1159 ccb->ccb_h.status = CAM_REQ_CMP; 1160 xpt_print(ccb->ccb_h.path, "Target Mode Not Enabled Yet- Lun Enables Deferred\n"); 1161 goto done; 1162 } 1163 1164 /* 1165 * Enable the lun. 1166 */ 1167 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun); 1168 1169 done: 1170 if (ccb->ccb_h.status != CAM_REQ_CMP && tptr) { 1171 destroy_lun_state(isp, tptr); 1172 tptr = NULL; 1173 } 1174 if (tptr) { 1175 rls_lun_statep(isp, tptr); 1176 } 1177 isp->isp_osinfo.tmbusy = 0; 1178 if (isp->isp_osinfo.tmwanted) { 1179 isp->isp_osinfo.tmwanted = 0; 1180 wakeup(isp); 1181 } 1182 xpt_done(ccb); 1183 } 1184 1185 static void 1186 isp_enable_deferred_luns(ispsoftc_t *isp, int bus) 1187 { 1188 /* 1189 * XXX: not entirely implemented yet 1190 */ 1191 (void) isp_enable_deferred(isp, bus, 0); 1192 } 1193 1194 static uint32_t 1195 isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun) 1196 { 1197 cam_status status; 1198 1199 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %u", __func__, bus, lun); 1200 if (IS_24XX(isp) || (IS_FC(isp) && ISP_FC_PC(isp, bus)->tm_luns_enabled)) { 1201 status = CAM_REQ_CMP; 1202 } else { 1203 int cmd_cnt, not_cnt; 1204 1205 if (IS_23XX(isp)) { 1206 cmd_cnt = DFLT_CMND_CNT; 1207 not_cnt = DFLT_INOT_CNT; 1208 } else { 1209 cmd_cnt = 64; 1210 not_cnt = 8; 1211 } 1212 status = CAM_REQ_INPROG; 1213 isp->isp_osinfo.rptr = &status; 1214 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, DFLT_CMND_CNT, DFLT_INOT_CNT)) { 1215 status = CAM_RESRC_UNAVAIL; 1216 } else { 1217 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0); 1218 } 1219 isp->isp_osinfo.rptr = NULL; 1220 } 1221 1222 if (status == CAM_REQ_CMP) { 1223 ISP_SET_PC(isp, bus, tm_luns_enabled, 1); 1224 isp_prt(isp, ISP_LOGTINFO, "bus %d lun %u now enabled for target mode", bus, lun); 1225 } 1226 return (status); 1227 } 1228 1229 static void 1230 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1231 { 1232 tstate_t *tptr = NULL; 1233 int bus; 1234 cam_status status; 1235 target_id_t target; 1236 lun_id_t lun; 1237 1238 bus = XS_CHANNEL(ccb); 1239 target = ccb->ccb_h.target_id; 1240 lun = ccb->ccb_h.target_lun; 1241 if (target != CAM_TARGET_WILDCARD && target != 0) { 1242 ccb->ccb_h.status = CAM_TID_INVALID; 1243 xpt_done(ccb); 1244 return; 1245 } 1246 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1247 ccb->ccb_h.status = CAM_LUN_INVALID; 1248 xpt_done(ccb); 1249 return; 1250 } 1251 1252 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1253 ccb->ccb_h.status = CAM_LUN_INVALID; 1254 xpt_done(ccb); 1255 return; 1256 } 1257 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1258 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1259 } 1260 1261 /* 1262 * See if we're busy disabling a lun now. 1263 */ 1264 while (isp->isp_osinfo.tmbusy) { 1265 isp->isp_osinfo.tmwanted = 1; 1266 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_disable_lun", 0); 1267 } 1268 isp->isp_osinfo.tmbusy = 1; 1269 1270 /* 1271 * Find the state pointer. 1272 */ 1273 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1274 ccb->ccb_h.status = CAM_PATH_INVALID; 1275 goto done; 1276 } 1277 1278 /* 1279 * If we're a 24XX card, we're done. 1280 */ 1281 if (IS_24XX(isp)) { 1282 status = CAM_REQ_CMP; 1283 goto done; 1284 } 1285 1286 /* 1287 * For SCC FW, we only deal with lun zero. 1288 */ 1289 if (IS_FC(isp)) { 1290 lun = 0; 1291 } 1292 1293 isp->isp_osinfo.rptr = &status; 1294 status = CAM_REQ_INPROG; 1295 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) { 1296 status = CAM_RESRC_UNAVAIL; 1297 } else { 1298 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0); 1299 } 1300 done: 1301 if (status == CAM_REQ_CMP) { 1302 xpt_print(ccb->ccb_h.path, "now disabled for target mode\n"); 1303 } 1304 if (tptr) { 1305 rls_lun_statep(isp, tptr); 1306 } 1307 isp->isp_osinfo.rptr = NULL; 1308 isp->isp_osinfo.tmbusy = 0; 1309 if (isp->isp_osinfo.tmwanted) { 1310 isp->isp_osinfo.tmwanted = 0; 1311 wakeup(isp); 1312 } 1313 xpt_done(ccb); 1314 } 1315 1316 static int 1317 isp_enable_target_mode(ispsoftc_t *isp, int bus) 1318 { 1319 int ct; 1320 1321 ISP_GET_PC(isp, bus, tm_enabled, ct); 1322 if (ct != 0) { 1323 return (0); 1324 } 1325 1326 if (IS_SCSI(isp)) { 1327 mbreg_t mbs; 1328 1329 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1330 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 1331 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG; 1332 mbs.param[2] = bus << 7; 1333 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1334 isp_prt(isp, ISP_LOGERR, "Unable to add Target Role to Bus %d", bus); 1335 return (EIO); 1336 } 1337 SDPARAM(isp, bus)->role |= ISP_ROLE_TARGET; 1338 } 1339 ISP_SET_PC(isp, bus, tm_enabled, 1); 1340 isp_prt(isp, ISP_LOGINFO, "Target Role added to Bus %d", bus); 1341 return (0); 1342 } 1343 1344 #ifdef NEEDED 1345 static int 1346 isp_disable_target_mode(ispsoftc_t *isp, int bus) 1347 { 1348 int ct; 1349 1350 ISP_GET_PC(isp, bus, tm_enabled, ct); 1351 if (ct == 0) { 1352 return (0); 1353 } 1354 1355 if (IS_SCSI(isp)) { 1356 mbreg_t mbs; 1357 1358 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1359 mbs.param[2] = bus << 7; 1360 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1361 isp_prt(isp, ISP_LOGERR, "Unable to subtract Target Role to Bus %d", bus); 1362 return (EIO); 1363 } 1364 SDPARAM(isp, bus)->role &= ~ISP_ROLE_TARGET; 1365 } 1366 ISP_SET_PC(isp, bus, tm_enabled, 0); 1367 isp_prt(isp, ISP_LOGINFO, "Target Role subtracted from Bus %d", bus); 1368 return (0); 1369 } 1370 #endif 1371 1372 static void 1373 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1374 { 1375 uint32_t *rptr; 1376 1377 rptr = isp->isp_osinfo.rptr; 1378 if (lep->le_status != LUN_OK) { 1379 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status); 1380 if (rptr) { 1381 *rptr = CAM_REQ_CMP_ERR; 1382 wakeup_one(rptr); 1383 } 1384 } else { 1385 if (rptr) { 1386 *rptr = CAM_REQ_CMP; 1387 wakeup_one(rptr); 1388 } 1389 } 1390 } 1391 1392 static void 1393 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb) 1394 { 1395 void *qe; 1396 tstate_t *tptr; 1397 atio_private_data_t *atp; 1398 struct ccb_scsiio *cso = &ccb->csio; 1399 uint32_t dmaresult, handle; 1400 uint8_t local[QENTRY_LEN]; 1401 1402 /* 1403 * Do some sanity checks. 1404 */ 1405 if (cso->dxfer_len == 0) { 1406 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1407 xpt_print(ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1408 ccb->ccb_h.status = CAM_REQ_INVALID; 1409 xpt_done(ccb); 1410 return; 1411 } 1412 } 1413 1414 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1415 if (tptr == NULL) { 1416 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1417 if (tptr == NULL) { 1418 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find tstate pointer in %s\n", __func__, cso->tag_id); 1419 dump_tstates(isp, XS_CHANNEL(ccb)); 1420 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1421 xpt_done(ccb); 1422 return; 1423 } 1424 } 1425 1426 atp = isp_get_atpd(isp, tptr, cso->tag_id); 1427 if (atp == NULL) { 1428 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find private data adjunct\n", __func__, cso->tag_id); 1429 isp_dump_atpd(isp, tptr); 1430 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1431 xpt_done(ccb); 1432 return; 1433 } 1434 if (atp->dead) { 1435 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO for a dead command\n", __func__, cso->tag_id); 1436 ccb->ccb_h.status = CAM_REQ_ABORTED; 1437 xpt_done(ccb); 1438 return; 1439 } 1440 1441 /* 1442 * Check to make sure we're still in target mode. 1443 */ 1444 if ((FCPARAM(isp, XS_CHANNEL(ccb))->role & ISP_ROLE_TARGET) == 0) { 1445 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode\n", __func__, cso->tag_id); 1446 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1447 xpt_done(ccb); 1448 return; 1449 } 1450 1451 /* 1452 * Get some resources 1453 */ 1454 if (isp_get_pcmd(isp, ccb)) { 1455 rls_lun_statep(isp, tptr); 1456 xpt_print(ccb->ccb_h.path, "out of PCMDs\n"); 1457 cam_freeze_devq(ccb->ccb_h.path); 1458 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1459 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1460 xpt_done(ccb); 1461 return; 1462 } 1463 qe = isp_getrqentry(isp); 1464 if (qe == NULL) { 1465 xpt_print(ccb->ccb_h.path, rqo, __func__); 1466 cam_freeze_devq(ccb->ccb_h.path); 1467 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1468 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1469 goto out; 1470 } 1471 memset(local, 0, QENTRY_LEN); 1472 1473 /* 1474 * We're either moving data or completing a command here. 1475 */ 1476 if (IS_24XX(isp)) { 1477 ct7_entry_t *cto = (ct7_entry_t *) local; 1478 1479 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1480 cto->ct_header.rqs_entry_count = 1; 1481 cto->ct_header.rqs_seqno = 1; 1482 cto->ct_nphdl = atp->nphdl; 1483 cto->ct_rxid = atp->tag; 1484 cto->ct_iid_lo = atp->portid; 1485 cto->ct_iid_hi = atp->portid >> 16; 1486 cto->ct_oxid = atp->oxid; 1487 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1488 cto->ct_scsi_status = cso->scsi_status; 1489 cto->ct_timeout = 120; 1490 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1491 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1492 cto->ct_flags |= CT7_SENDSTATUS; 1493 } 1494 if (cso->dxfer_len == 0) { 1495 cto->ct_flags |= CT7_FLAG_MODE1 | CT7_NO_DATA; 1496 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1497 int m = min(cso->sense_len, sizeof (struct scsi_sense_data)); 1498 cto->rsp.m1.ct_resplen = cto->ct_senselen = min(m, MAXRESPLEN_24XX); 1499 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, cto->ct_senselen); 1500 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1501 } 1502 } else { 1503 cto->ct_flags |= CT7_FLAG_MODE0; 1504 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1505 cto->ct_flags |= CT7_DATA_IN; 1506 } else { 1507 cto->ct_flags |= CT7_DATA_OUT; 1508 } 1509 cto->rsp.m0.reloff = atp->bytes_xfered; 1510 /* 1511 * Don't overrun the limits placed on us 1512 */ 1513 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1514 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1515 } 1516 atp->last_xframt = cso->dxfer_len; 1517 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1518 } 1519 if (cto->ct_flags & CT7_SENDSTATUS) { 1520 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1521 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1522 if (cto->ct_resid < 0) { 1523 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1524 } else if (cto->ct_resid > 0) { 1525 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1526 } 1527 atp->state = ATPD_STATE_LAST_CTIO; 1528 ISP_PATH_PRT(isp, lvl, cso->ccb_h.path, "%s: CTIO7[%x] CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u\n", __func__, cto->ct_rxid, 1529 atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1530 } else { 1531 cto->ct_resid = 0; 1532 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, cso->ccb_h.path, "%s: CTIO7[%x] flags %x xfrlen %u offset %u\n", __func__, cto->ct_rxid, cto->ct_flags, 1533 cso->dxfer_len, atp->bytes_xfered); 1534 atp->state = ATPD_STATE_CTIO; 1535 } 1536 } else if (IS_FC(isp)) { 1537 ct2_entry_t *cto = (ct2_entry_t *) local; 1538 1539 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1540 cto->ct_header.rqs_entry_count = 1; 1541 cto->ct_header.rqs_seqno = 1; 1542 if (ISP_CAP_2KLOGIN(isp) == 0) { 1543 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1544 } else { 1545 cto->ct_iid = cso->init_id; 1546 if (ISP_CAP_SCCFW(isp) == 0) { 1547 cto->ct_lun = ccb->ccb_h.target_lun; 1548 } 1549 } 1550 1551 1552 cto->ct_rxid = cso->tag_id; 1553 if (cso->dxfer_len == 0) { 1554 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA | CT2_SENDSTATUS; 1555 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1556 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered; 1557 if (cto->ct_resid < 0) { 1558 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1559 } else if (cto->ct_resid > 0) { 1560 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1561 } 1562 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1563 int m = min(cso->sense_len, MAXRESPLEN); 1564 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, m); 1565 cto->rsp.m1.ct_senselen = m; 1566 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1567 } else if (cso->scsi_status == SCSI_STATUS_CHECK_COND) { 1568 /* 1569 * XXX: DEBUG 1570 */ 1571 xpt_print(ccb->ccb_h.path, "CHECK CONDITION being sent without associated SENSE DATA for CDB=0x%x\n", atp->cdb0); 1572 } 1573 } else { 1574 cto->ct_flags |= CT2_FLAG_MODE0; 1575 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1576 cto->ct_flags |= CT2_DATA_IN; 1577 } else { 1578 cto->ct_flags |= CT2_DATA_OUT; 1579 } 1580 cto->ct_reloff = atp->bytes_xfered; 1581 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1582 /* 1583 * Don't overrun the limits placed on us 1584 */ 1585 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1586 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1587 } 1588 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 1589 cto->ct_flags |= CT2_SENDSTATUS; 1590 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 1591 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1592 if (cto->ct_resid < 0) { 1593 cto->rsp.m0.ct_scsi_status |= CT2_DATA_OVER; 1594 } else if (cto->ct_resid > 0) { 1595 cto->rsp.m0.ct_scsi_status |= CT2_DATA_UNDER; 1596 } 1597 } else { 1598 atp->last_xframt = cso->dxfer_len; 1599 } 1600 /* 1601 * If we're sending data and status back together, 1602 * we can't also send back sense data as well. 1603 */ 1604 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1605 } 1606 1607 if (cto->ct_flags & CT2_SENDSTATUS) { 1608 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1609 cto->ct_flags |= CT2_CCINCR; 1610 atp->state = ATPD_STATE_LAST_CTIO; 1611 ISP_PATH_PRT(isp, lvl, cso->ccb_h.path, "%s: CTIO2[%x] CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u\n", __func__, cto->ct_rxid, 1612 atp->cdb0, cto->rsp.m0.ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1613 } else { 1614 cto->ct_resid = 0; 1615 atp->state = ATPD_STATE_CTIO; 1616 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO2[%x] flags %x xfrlen %u offset %u\n", __func__, cto->ct_rxid, cto->ct_flags, 1617 cso->dxfer_len, atp->bytes_xfered); 1618 } 1619 cto->ct_timeout = 10; 1620 } else { 1621 ct_entry_t *cto = (ct_entry_t *) local; 1622 1623 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1624 cto->ct_header.rqs_entry_count = 1; 1625 cto->ct_header.rqs_seqno = 1; 1626 cto->ct_iid = cso->init_id; 1627 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1628 cto->ct_tgt = ccb->ccb_h.target_id; 1629 cto->ct_lun = ccb->ccb_h.target_lun; 1630 cto->ct_fwhandle = cso->tag_id >> 16; 1631 if (AT_HAS_TAG(cso->tag_id)) { 1632 cto->ct_tag_val = cso->tag_id; 1633 cto->ct_flags |= CT_TQAE; 1634 } 1635 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1636 cto->ct_flags |= CT_NODISC; 1637 } 1638 if (cso->dxfer_len == 0) { 1639 cto->ct_flags |= CT_NO_DATA; 1640 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1641 cto->ct_flags |= CT_DATA_IN; 1642 } else { 1643 cto->ct_flags |= CT_DATA_OUT; 1644 } 1645 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1646 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1647 cto->ct_scsi_status = cso->scsi_status; 1648 cto->ct_resid = cso->resid; 1649 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO[%x] scsi status %x resid %d tag_id %x\n", __func__, 1650 cto->ct_fwhandle, cso->scsi_status, cso->resid, cso->tag_id); 1651 } 1652 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1653 cto->ct_timeout = 10; 1654 } 1655 1656 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 1657 xpt_print(ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1658 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1659 goto out; 1660 } 1661 1662 1663 /* 1664 * Call the dma setup routines for this entry (and any subsequent 1665 * CTIOs) if there's data to move, and then tell the f/w it's got 1666 * new things to play with. As with isp_start's usage of DMA setup, 1667 * any swizzling is done in the machine dependent layer. Because 1668 * of this, we put the request onto the queue area first in native 1669 * format. 1670 */ 1671 1672 if (IS_24XX(isp)) { 1673 ct7_entry_t *cto = (ct7_entry_t *) local; 1674 cto->ct_syshandle = handle; 1675 } else if (IS_FC(isp)) { 1676 ct2_entry_t *cto = (ct2_entry_t *) local; 1677 cto->ct_syshandle = handle; 1678 } else { 1679 ct_entry_t *cto = (ct_entry_t *) local; 1680 cto->ct_syshandle = handle; 1681 } 1682 1683 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1684 if (dmaresult == CMD_QUEUED) { 1685 isp->isp_nactive++; 1686 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1687 rls_lun_statep(isp, tptr); 1688 return; 1689 } 1690 if (dmaresult == CMD_EAGAIN) { 1691 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1692 } else { 1693 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1694 } 1695 isp_destroy_tgt_handle(isp, handle); 1696 out: 1697 rls_lun_statep(isp, tptr); 1698 isp_free_pcmd(isp, ccb); 1699 xpt_done(ccb); 1700 } 1701 1702 static void 1703 isp_refire_putback_atio(void *arg) 1704 { 1705 union ccb *ccb = arg; 1706 ispsoftc_t *isp = XS_ISP(ccb); 1707 ISP_LOCK(isp); 1708 isp_target_putback_atio(ccb); 1709 ISP_UNLOCK(isp); 1710 } 1711 1712 static void 1713 isp_target_putback_atio(union ccb *ccb) 1714 { 1715 ispsoftc_t *isp; 1716 struct ccb_scsiio *cso; 1717 void *qe; 1718 1719 isp = XS_ISP(ccb); 1720 1721 qe = isp_getrqentry(isp); 1722 if (qe == NULL) { 1723 xpt_print(ccb->ccb_h.path, rqo, __func__); 1724 (void) timeout(isp_refire_putback_atio, ccb, 10); 1725 return; 1726 } 1727 memset(qe, 0, QENTRY_LEN); 1728 cso = &ccb->csio; 1729 if (IS_FC(isp)) { 1730 at2_entry_t local, *at = &local; 1731 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1732 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1733 at->at_header.rqs_entry_count = 1; 1734 if (ISP_CAP_SCCFW(isp)) { 1735 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1736 } else { 1737 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1738 } 1739 at->at_status = CT_OK; 1740 at->at_rxid = cso->tag_id; 1741 at->at_iid = cso->ccb_h.target_id; 1742 isp_put_atio2(isp, at, qe); 1743 } else { 1744 at_entry_t local, *at = &local; 1745 ISP_MEMZERO(at, sizeof (at_entry_t)); 1746 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1747 at->at_header.rqs_entry_count = 1; 1748 at->at_iid = cso->init_id; 1749 at->at_iid |= XS_CHANNEL(ccb) << 7; 1750 at->at_tgt = cso->ccb_h.target_id; 1751 at->at_lun = cso->ccb_h.target_lun; 1752 at->at_status = CT_OK; 1753 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1754 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1755 isp_put_atio(isp, at, qe); 1756 } 1757 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1758 ISP_SYNC_REQUEST(isp); 1759 isp_complete_ctio(ccb); 1760 } 1761 1762 static void 1763 isp_complete_ctio(union ccb *ccb) 1764 { 1765 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1766 ccb->ccb_h.status |= CAM_REQ_CMP; 1767 } 1768 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1769 isp_free_pcmd(XS_ISP(ccb), ccb); 1770 xpt_done(ccb); 1771 } 1772 1773 /* 1774 * Handle ATIO stuff that the generic code can't. 1775 * This means handling CDBs. 1776 */ 1777 1778 static void 1779 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 1780 { 1781 tstate_t *tptr; 1782 int status, bus; 1783 struct ccb_accept_tio *atiop; 1784 atio_private_data_t *atp; 1785 1786 /* 1787 * The firmware status (except for the QLTM_SVALID bit) 1788 * indicates why this ATIO was sent to us. 1789 * 1790 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1791 * 1792 * If the DISCONNECTS DISABLED bit is set in the flags field, 1793 * we're still connected on the SCSI bus. 1794 */ 1795 status = aep->at_status; 1796 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1797 /* 1798 * Bus Phase Sequence error. We should have sense data 1799 * suggested by the f/w. I'm not sure quite yet what 1800 * to do about this for CAM. 1801 */ 1802 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1803 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1804 return; 1805 } 1806 if ((status & ~QLTM_SVALID) != AT_CDB) { 1807 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status); 1808 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1809 return; 1810 } 1811 1812 bus = GET_BUS_VAL(aep->at_iid); 1813 tptr = get_lun_statep(isp, bus, aep->at_lun); 1814 if (tptr == NULL) { 1815 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1816 if (tptr == NULL) { 1817 /* 1818 * Because we can't autofeed sense data back with 1819 * a command for parallel SCSI, we can't give back 1820 * a CHECK CONDITION. We'll give back a BUSY status 1821 * instead. This works out okay because the only 1822 * time we should, in fact, get this, is in the 1823 * case that somebody configured us without the 1824 * blackhole driver, so they get what they deserve. 1825 */ 1826 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1827 return; 1828 } 1829 } 1830 1831 atp = isp_get_atpd(isp, tptr, 0); 1832 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1833 if (atiop == NULL || atp == NULL) { 1834 /* 1835 * Because we can't autofeed sense data back with 1836 * a command for parallel SCSI, we can't give back 1837 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1838 * instead. This works out okay because the only time we 1839 * should, in fact, get this, is in the case that we've 1840 * run out of ATIOS. 1841 */ 1842 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" : 1843 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid); 1844 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1845 if (atp) { 1846 isp_put_atpd(isp, tptr, atp); 1847 } 1848 rls_lun_statep(isp, tptr); 1849 return; 1850 } 1851 atp->tag = aep->at_tag_val; 1852 if (atp->tag == 0) { 1853 atp->tag = ~0; 1854 } 1855 atp->state = ATPD_STATE_ATIO; 1856 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1857 tptr->atio_count--; 1858 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 1859 atiop->ccb_h.target_id = aep->at_tgt; 1860 atiop->ccb_h.target_lun = aep->at_lun; 1861 if (aep->at_flags & AT_NODISC) { 1862 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1863 } else { 1864 atiop->ccb_h.flags = 0; 1865 } 1866 1867 if (status & QLTM_SVALID) { 1868 size_t amt = imin(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1869 atiop->sense_len = amt; 1870 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1871 } else { 1872 atiop->sense_len = 0; 1873 } 1874 1875 atiop->init_id = GET_IID_VAL(aep->at_iid); 1876 atiop->cdb_len = aep->at_cdblen; 1877 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1878 atiop->ccb_h.status = CAM_CDB_RECVD; 1879 /* 1880 * Construct a tag 'id' based upon tag value (which may be 0..255) 1881 * and the handle (which we have to preserve). 1882 */ 1883 atiop->tag_id = atp->tag; 1884 if (aep->at_flags & AT_TQAE) { 1885 atiop->tag_action = aep->at_tag_type; 1886 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1887 } 1888 atp->orig_datalen = 0; 1889 atp->bytes_xfered = 0; 1890 atp->last_xframt = 0; 1891 atp->lun = aep->at_lun; 1892 atp->nphdl = aep->at_iid; 1893 atp->portid = PORT_NONE; 1894 atp->oxid = 0; 1895 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 1896 atp->tattr = aep->at_tag_type; 1897 atp->state = ATPD_STATE_CAM; 1898 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO[%x] CDB=0x%x lun %d\n", aep->at_tag_val, atp->cdb0, atp->lun); 1899 rls_lun_statep(isp, tptr); 1900 } 1901 1902 static void 1903 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1904 { 1905 lun_id_t lun; 1906 fcportdb_t *lp; 1907 tstate_t *tptr; 1908 struct ccb_accept_tio *atiop; 1909 uint16_t nphdl; 1910 atio_private_data_t *atp = NULL; 1911 inot_private_data_t *ntp; 1912 1913 /* 1914 * The firmware status (except for the QLTM_SVALID bit) 1915 * indicates why this ATIO was sent to us. 1916 * 1917 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1918 */ 1919 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1920 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1921 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1922 return; 1923 } 1924 1925 if (ISP_CAP_SCCFW(isp)) { 1926 lun = aep->at_scclun; 1927 } else { 1928 lun = aep->at_lun; 1929 } 1930 if (ISP_CAP_2KLOGIN(isp)) { 1931 nphdl = ((at2e_entry_t *)aep)->at_iid; 1932 } else { 1933 nphdl = aep->at_iid; 1934 } 1935 tptr = get_lun_statep(isp, 0, lun); 1936 if (tptr == NULL) { 1937 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1938 if (tptr == NULL) { 1939 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d", aep->at_rxid, lun); 1940 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1941 return; 1942 } 1943 } 1944 1945 /* 1946 * Start any commands pending resources first. 1947 */ 1948 if (tptr->restart_queue) { 1949 inot_private_data_t *restart_queue = tptr->restart_queue; 1950 tptr->restart_queue = NULL; 1951 while (restart_queue) { 1952 ntp = restart_queue; 1953 restart_queue = ntp->rd.nt.nt_hba; 1954 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 1955 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 1956 isp_put_ntpd(isp, tptr, ntp); 1957 /* 1958 * If a recursion caused the restart queue to start to fill again, 1959 * stop and splice the new list on top of the old list and restore 1960 * it and go to noresrc. 1961 */ 1962 if (tptr->restart_queue) { 1963 ntp = tptr->restart_queue; 1964 tptr->restart_queue = restart_queue; 1965 while (restart_queue->rd.nt.nt_hba) { 1966 restart_queue = restart_queue->rd.nt.nt_hba; 1967 } 1968 restart_queue->rd.nt.nt_hba = ntp; 1969 goto noresrc; 1970 } 1971 } 1972 } 1973 1974 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1975 if (atiop == NULL) { 1976 goto noresrc; 1977 } 1978 1979 atp = isp_get_atpd(isp, tptr, 0); 1980 if (atp == NULL) { 1981 goto noresrc; 1982 } 1983 1984 atp->tag = aep->at_rxid; 1985 atp->state = ATPD_STATE_ATIO; 1986 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1987 tptr->atio_count--; 1988 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 1989 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid; 1990 atiop->ccb_h.target_lun = lun; 1991 1992 /* 1993 * We don't get 'suggested' sense data as we do with SCSI cards. 1994 */ 1995 atiop->sense_len = 0; 1996 if (ISP_CAP_2KLOGIN(isp)) { 1997 /* 1998 * NB: We could not possibly have 2K logins if we 1999 * NB: also did not have SCC FW. 2000 */ 2001 atiop->init_id = ((at2e_entry_t *)aep)->at_iid; 2002 } else { 2003 atiop->init_id = aep->at_iid; 2004 } 2005 2006 /* 2007 * If we're not in the port database, add ourselves. 2008 */ 2009 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) { 2010 uint64_t iid = 2011 (((uint64_t) aep->at_wwpn[0]) << 48) | 2012 (((uint64_t) aep->at_wwpn[1]) << 32) | 2013 (((uint64_t) aep->at_wwpn[2]) << 16) | 2014 (((uint64_t) aep->at_wwpn[3]) << 0); 2015 /* 2016 * However, make sure we delete ourselves if otherwise 2017 * we were there but at a different loop id. 2018 */ 2019 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) { 2020 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid); 2021 } 2022 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY); 2023 } 2024 atiop->cdb_len = ATIO2_CDBLEN; 2025 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 2026 atiop->ccb_h.status = CAM_CDB_RECVD; 2027 atiop->tag_id = atp->tag; 2028 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 2029 case ATIO2_TC_ATTR_SIMPLEQ: 2030 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2031 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2032 break; 2033 case ATIO2_TC_ATTR_HEADOFQ: 2034 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2035 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2036 break; 2037 case ATIO2_TC_ATTR_ORDERED: 2038 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2039 atiop->tag_action = MSG_ORDERED_Q_TAG; 2040 break; 2041 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 2042 case ATIO2_TC_ATTR_UNTAGGED: 2043 default: 2044 atiop->tag_action = 0; 2045 break; 2046 } 2047 2048 atp->orig_datalen = aep->at_datalen; 2049 atp->bytes_xfered = 0; 2050 atp->last_xframt = 0; 2051 atp->lun = lun; 2052 atp->nphdl = atiop->init_id; 2053 atp->sid = PORT_ANY; 2054 atp->oxid = aep->at_oxid; 2055 atp->cdb0 = aep->at_cdb[0]; 2056 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2057 atp->state = ATPD_STATE_CAM; 2058 xpt_done((union ccb *)atiop); 2059 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO2[%x] CDB=0x%x lun %d datalen %u\n", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2060 rls_lun_statep(isp, tptr); 2061 return; 2062 noresrc: 2063 if (atp) { 2064 isp_put_atpd(isp, tptr, atp); 2065 } 2066 ntp = isp_get_ntpd(isp, tptr); 2067 if (ntp == NULL) { 2068 rls_lun_statep(isp, tptr); 2069 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 2070 return; 2071 } 2072 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2073 ntp->rd.nt.nt_hba = tptr->restart_queue; 2074 tptr->restart_queue = ntp; 2075 rls_lun_statep(isp, tptr); 2076 } 2077 2078 static void 2079 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2080 { 2081 int cdbxlen; 2082 uint16_t lun, chan, nphdl = NIL_HANDLE; 2083 uint32_t did, sid; 2084 uint64_t wwn = INI_NONE; 2085 fcportdb_t *lp; 2086 tstate_t *tptr; 2087 struct ccb_accept_tio *atiop; 2088 atio_private_data_t *atp = NULL; 2089 inot_private_data_t *ntp; 2090 2091 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2092 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2093 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1]; 2094 2095 /* 2096 * Find the N-port handle, and Virtual Port Index for this command. 2097 * 2098 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2099 * We also, as a matter of course, need to know the WWN of the initiator too. 2100 */ 2101 if (ISP_CAP_MULTI_ID(isp)) { 2102 /* 2103 * Find the right channel based upon D_ID 2104 */ 2105 isp_find_chan_by_did(isp, did, &chan); 2106 2107 if (chan == ISP_NOCHAN) { 2108 NANOTIME_T now; 2109 2110 /* 2111 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2112 * It's a bit tricky here as we need to stash this command *somewhere*. 2113 */ 2114 GET_NANOTIME(&now); 2115 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2116 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2117 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2118 return; 2119 } 2120 tptr = get_lun_statep(isp, 0, 0); 2121 if (tptr == NULL) { 2122 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2123 if (tptr == NULL) { 2124 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); 2125 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2126 return; 2127 } 2128 } 2129 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2130 goto noresrc; 2131 } 2132 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); 2133 } else { 2134 chan = 0; 2135 } 2136 2137 /* 2138 * Find the PDB entry for this initiator 2139 */ 2140 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) { 2141 /* 2142 * If we're not in the port database terminate the exchange. 2143 */ 2144 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", 2145 __func__, aep->at_rxid, did, chan, sid); 2146 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2147 return; 2148 } 2149 nphdl = lp->handle; 2150 wwn = lp->port_wwn; 2151 2152 /* 2153 * Get the tstate pointer 2154 */ 2155 tptr = get_lun_statep(isp, chan, lun); 2156 if (tptr == NULL) { 2157 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2158 if (tptr == NULL) { 2159 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d or wildcard", aep->at_rxid, lun); 2160 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2161 return; 2162 } 2163 } 2164 2165 /* 2166 * Start any commands pending resources first. 2167 */ 2168 if (tptr->restart_queue) { 2169 inot_private_data_t *restart_queue = tptr->restart_queue; 2170 tptr->restart_queue = NULL; 2171 while (restart_queue) { 2172 ntp = restart_queue; 2173 restart_queue = ntp->rd.nt.nt_hba; 2174 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2175 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2176 isp_put_ntpd(isp, tptr, ntp); 2177 /* 2178 * If a recursion caused the restart queue to start to fill again, 2179 * stop and splice the new list on top of the old list and restore 2180 * it and go to noresrc. 2181 */ 2182 if (tptr->restart_queue) { 2183 if (restart_queue) { 2184 ntp = tptr->restart_queue; 2185 tptr->restart_queue = restart_queue; 2186 while (restart_queue->rd.nt.nt_hba) { 2187 restart_queue = restart_queue->rd.nt.nt_hba; 2188 } 2189 restart_queue->rd.nt.nt_hba = ntp; 2190 } 2191 goto noresrc; 2192 } 2193 } 2194 } 2195 2196 /* 2197 * If the f/w is out of resources, just send a BUSY status back. 2198 */ 2199 if (aep->at_rxid == AT7_NORESRC_RXID) { 2200 rls_lun_statep(isp, tptr); 2201 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2202 return; 2203 } 2204 2205 /* 2206 * If we're out of resources, just send a BUSY status back. 2207 */ 2208 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2209 if (atiop == NULL) { 2210 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2211 goto noresrc; 2212 } 2213 2214 atp = isp_get_atpd(isp, tptr, 0); 2215 if (atp == NULL) { 2216 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2217 goto noresrc; 2218 } 2219 if (isp_get_atpd(isp, tptr, aep->at_rxid)) { 2220 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] tag wraparound in isp_handle_platforms_atio7 (N-Port Handle 0x%04x S_ID 0x%04x OX_ID 0x%04x)\n", 2221 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id); 2222 /* 2223 * It's not a "no resource" condition- but we can treat it like one 2224 */ 2225 goto noresrc; 2226 } 2227 2228 atp->tag = aep->at_rxid; 2229 atp->state = ATPD_STATE_ATIO; 2230 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2231 tptr->atio_count--; 2232 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2233 atiop->init_id = nphdl; 2234 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2235 atiop->ccb_h.target_lun = lun; 2236 atiop->sense_len = 0; 2237 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2238 if (cdbxlen) { 2239 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2240 } 2241 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2242 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2243 atiop->cdb_len = cdbxlen; 2244 atiop->ccb_h.status = CAM_CDB_RECVD; 2245 atiop->tag_id = atp->tag; 2246 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2247 case FCP_CMND_TASK_ATTR_SIMPLE: 2248 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2249 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2250 break; 2251 case FCP_CMND_TASK_ATTR_HEAD: 2252 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2253 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2254 break; 2255 case FCP_CMND_TASK_ATTR_ORDERED: 2256 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2257 atiop->tag_action = MSG_ORDERED_Q_TAG; 2258 break; 2259 default: 2260 /* FALLTHROUGH */ 2261 case FCP_CMND_TASK_ATTR_ACA: 2262 case FCP_CMND_TASK_ATTR_UNTAGGED: 2263 atiop->tag_action = 0; 2264 break; 2265 } 2266 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2267 atp->bytes_xfered = 0; 2268 atp->last_xframt = 0; 2269 atp->lun = lun; 2270 atp->nphdl = nphdl; 2271 atp->portid = sid; 2272 atp->oxid = aep->at_hdr.ox_id; 2273 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2274 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2275 atp->state = ATPD_STATE_CAM; 2276 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO7[%x] CDB=0x%x lun %d datalen %u\n", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2277 xpt_done((union ccb *)atiop); 2278 rls_lun_statep(isp, tptr); 2279 return; 2280 noresrc: 2281 if (atp) { 2282 isp_put_atpd(isp, tptr, atp); 2283 } 2284 ntp = isp_get_ntpd(isp, tptr); 2285 if (ntp == NULL) { 2286 rls_lun_statep(isp, tptr); 2287 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2288 return; 2289 } 2290 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2291 ntp->rd.nt.nt_hba = tptr->restart_queue; 2292 tptr->restart_queue = ntp; 2293 rls_lun_statep(isp, tptr); 2294 } 2295 2296 static void 2297 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2298 { 2299 union ccb *ccb; 2300 int sentstatus, ok, notify_cam, resid = 0; 2301 tstate_t *tptr = NULL; 2302 atio_private_data_t *atp = NULL; 2303 int bus; 2304 uint32_t tval, handle; 2305 2306 /* 2307 * CTIO, CTIO2 and CTIO7 are close enough.... 2308 */ 2309 2310 if (IS_SCSI(isp)) { 2311 handle = ((ct_entry_t *)arg)->ct_syshandle; 2312 } else { 2313 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2314 } 2315 ccb = isp_find_xs_tgt(isp, handle); 2316 if (ccb == NULL) { 2317 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2318 return; 2319 } 2320 isp_destroy_tgt_handle(isp, handle); 2321 bus = XS_CHANNEL(ccb); 2322 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2323 if (tptr == NULL) { 2324 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2325 } 2326 KASSERT((tptr != NULL), ("cannot get state pointer")); 2327 if (isp->isp_nactive) { 2328 isp->isp_nactive++; 2329 } 2330 if (IS_24XX(isp)) { 2331 ct7_entry_t *ct = arg; 2332 2333 atp = isp_get_atpd(isp, tptr, ct->ct_rxid); 2334 if (atp == NULL) { 2335 rls_lun_statep(isp, tptr); 2336 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid); 2337 return; 2338 } 2339 2340 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2341 ok = (ct->ct_nphdl == CT7_OK); 2342 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2343 ccb->ccb_h.status |= CAM_SENT_SENSE; 2344 } 2345 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2346 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2347 resid = ct->ct_resid; 2348 atp->bytes_xfered += (atp->last_xframt - resid); 2349 atp->last_xframt = 0; 2350 } 2351 if (ct->ct_nphdl == CT_HBA_RESET) { 2352 ok = 0; 2353 notify_cam = 1; 2354 sentstatus = 1; 2355 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2356 } else if (!ok) { 2357 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2358 } 2359 tval = atp->tag; 2360 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2361 ct->ct_rxid, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2362 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */ 2363 } else if (IS_FC(isp)) { 2364 ct2_entry_t *ct = arg; 2365 2366 atp = isp_get_atpd(isp, tptr, ct->ct_rxid); 2367 if (atp == NULL) { 2368 rls_lun_statep(isp, tptr); 2369 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid); 2370 return; 2371 } 2372 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2373 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2374 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2375 ccb->ccb_h.status |= CAM_SENT_SENSE; 2376 } 2377 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2378 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2379 resid = ct->ct_resid; 2380 atp->bytes_xfered += (atp->last_xframt - resid); 2381 atp->last_xframt = 0; 2382 } 2383 if (ct->ct_status == CT_HBA_RESET) { 2384 ok = 0; 2385 notify_cam = 1; 2386 sentstatus = 1; 2387 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2388 } else if (!ok) { 2389 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2390 } 2391 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2392 ct->ct_rxid, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2393 tval = atp->tag; 2394 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */ 2395 } else { 2396 ct_entry_t *ct = arg; 2397 sentstatus = ct->ct_flags & CT_SENDSTATUS; 2398 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2399 /* 2400 * We *ought* to be able to get back to the original ATIO 2401 * here, but for some reason this gets lost. It's just as 2402 * well because it's squirrelled away as part of periph 2403 * private data. 2404 * 2405 * We can live without it as long as we continue to use 2406 * the auto-replenish feature for CTIOs. 2407 */ 2408 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2409 if (ct->ct_status == (CT_HBA_RESET & 0xff)) { 2410 ok = 0; 2411 notify_cam = 1; 2412 sentstatus = 1; 2413 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2414 } else if (!ok) { 2415 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2416 } else if (ct->ct_status & QLTM_SVALID) { 2417 char *sp = (char *)ct; 2418 sp += CTIO_SENSE_OFFSET; 2419 ccb->csio.sense_len = min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 2420 ISP_MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 2421 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 2422 } 2423 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 2424 resid = ct->ct_resid; 2425 } 2426 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] tag %x S_ID 0x%x lun %d sts %x flg %x resid %d %s", __func__, 2427 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID"); 2428 tval = ct->ct_fwhandle; 2429 } 2430 ccb->csio.resid += resid; 2431 2432 /* 2433 * We're here either because intermediate data transfers are done 2434 * and/or the final status CTIO (which may have joined with a 2435 * Data Transfer) is done. 2436 * 2437 * In any case, for this platform, the upper layers figure out 2438 * what to do next, so all we do here is collect status and 2439 * pass information along. Any DMA handles have already been 2440 * freed. 2441 */ 2442 if (notify_cam == 0) { 2443 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval); 2444 return; 2445 } 2446 if (tptr) { 2447 rls_lun_statep(isp, tptr); 2448 } 2449 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", (sentstatus)? " FINAL " : "MIDTERM ", tval); 2450 2451 if (!ok && !IS_24XX(isp)) { 2452 isp_target_putback_atio(ccb); 2453 } else { 2454 isp_complete_ctio(ccb); 2455 } 2456 } 2457 2458 static void 2459 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot) 2460 { 2461 (void) isp_notify_ack(isp, inot); 2462 } 2463 2464 static void 2465 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2466 { 2467 int needack = 1; 2468 switch (inp->in_status) { 2469 case IN_PORT_LOGOUT: 2470 /* 2471 * XXX: Need to delete this initiator's WWN from the database 2472 * XXX: Need to send this LOGOUT upstream 2473 */ 2474 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2475 break; 2476 case IN_PORT_CHANGED: 2477 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2478 break; 2479 case IN_GLOBAL_LOGO: 2480 isp_del_all_wwn_entries(isp, 0); 2481 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2482 break; 2483 case IN_ABORT_TASK: 2484 { 2485 tstate_t *tptr; 2486 uint16_t lun; 2487 uint32_t loopid; 2488 uint64_t wwn; 2489 atio_private_data_t *atp; 2490 fcportdb_t *lp; 2491 struct ccb_immediate_notify *inot = NULL; 2492 2493 if (ISP_CAP_SCCFW(isp)) { 2494 lun = inp->in_scclun; 2495 } else { 2496 lun = inp->in_lun; 2497 } 2498 if (ISP_CAP_2KLOGIN(isp)) { 2499 loopid = ((in_fcentry_e_t *)inot)->in_iid; 2500 } else { 2501 loopid = inp->in_iid; 2502 } 2503 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) { 2504 wwn = lp->port_wwn; 2505 } else { 2506 wwn = INI_ANY; 2507 } 2508 tptr = get_lun_statep(isp, 0, lun); 2509 if (tptr == NULL) { 2510 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2511 if (tptr == NULL) { 2512 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun); 2513 return; 2514 } 2515 } 2516 atp = isp_get_atpd(isp, tptr, inp->in_seqid); 2517 2518 if (atp) { 2519 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2520 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 2521 if (inot) { 2522 tptr->inot_count--; 2523 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2524 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2525 } else { 2526 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "out of INOT structures\n"); 2527 } 2528 } else { 2529 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 2530 } 2531 if (inot) { 2532 isp_notify_t tmp, *nt = &tmp; 2533 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2534 nt->nt_hba = isp; 2535 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2536 nt->nt_wwn = wwn; 2537 nt->nt_nphdl = loopid; 2538 nt->nt_sid = PORT_ANY; 2539 nt->nt_did = PORT_ANY; 2540 nt->nt_lun = lun; 2541 nt->nt_need_ack = 1; 2542 nt->nt_channel = 0; 2543 nt->nt_ncode = NT_ABORT_TASK; 2544 nt->nt_lreserved = inot; 2545 isp_handle_platform_target_tmf(isp, nt); 2546 needack = 0; 2547 } 2548 rls_lun_statep(isp, tptr); 2549 break; 2550 } 2551 default: 2552 break; 2553 } 2554 if (needack) { 2555 (void) isp_notify_ack(isp, inp); 2556 } 2557 } 2558 2559 static void 2560 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2561 { 2562 uint16_t nphdl; 2563 uint32_t portid; 2564 fcportdb_t *lp; 2565 uint8_t *ptr = NULL; 2566 uint64_t wwn; 2567 2568 nphdl = inot->in_nphdl; 2569 if (nphdl != NIL_HANDLE) { 2570 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2571 } else { 2572 portid = PORT_ANY; 2573 } 2574 2575 switch (inot->in_status) { 2576 case IN24XX_ELS_RCVD: 2577 { 2578 char buf[16], *msg; 2579 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2580 2581 /* 2582 * Note that we're just getting notification that an ELS was received 2583 * (possibly with some associcated information sent upstream). This is 2584 * *not* the same as being given the ELS frame to accept or reject. 2585 */ 2586 switch (inot->in_status_subcode) { 2587 case LOGO: 2588 msg = "LOGO"; 2589 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2590 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2591 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) | 2592 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) | 2593 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) | 2594 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) | 2595 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) | 2596 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) | 2597 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) | 2598 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7])); 2599 } else { 2600 wwn = INI_ANY; 2601 } 2602 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid); 2603 break; 2604 case PRLO: 2605 msg = "PRLO"; 2606 break; 2607 case PLOGI: 2608 msg = "PLOGI"; 2609 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2610 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2611 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) | 2612 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) | 2613 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) | 2614 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) | 2615 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) | 2616 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) | 2617 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) | 2618 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7])); 2619 } else { 2620 wwn = INI_NONE; 2621 } 2622 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid); 2623 break; 2624 case PRLI: 2625 msg = "PRLI"; 2626 break; 2627 case PDISC: 2628 msg = "PDISC"; 2629 break; 2630 case ADISC: 2631 msg = "ADISC"; 2632 break; 2633 default: 2634 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2635 msg = buf; 2636 break; 2637 } 2638 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2639 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); 2640 break; 2641 } 2642 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, 2643 inot->in_rxid, inot->in_oxid); 2644 (void) isp_notify_ack(isp, inot); 2645 break; 2646 } 2647 2648 case IN24XX_PORT_LOGOUT: 2649 ptr = "PORT LOGOUT"; 2650 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2651 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2652 } 2653 /* FALLTHROUGH */ 2654 case IN24XX_PORT_CHANGED: 2655 if (ptr == NULL) { 2656 ptr = "PORT CHANGED"; 2657 } 2658 /* FALLTHROUGH */ 2659 case IN24XX_LIP_RESET: 2660 if (ptr == NULL) { 2661 ptr = "LIP RESET"; 2662 } 2663 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); 2664 2665 /* 2666 * All subcodes here are irrelevant. What is relevant 2667 * is that we need to terminate all active commands from 2668 * this initiator (known by N-port handle). 2669 */ 2670 /* XXX IMPLEMENT XXX */ 2671 (void) isp_notify_ack(isp, inot); 2672 break; 2673 2674 case IN24XX_LINK_RESET: 2675 case IN24XX_LINK_FAILED: 2676 case IN24XX_SRR_RCVD: 2677 default: 2678 (void) isp_notify_ack(isp, inot); 2679 break; 2680 } 2681 } 2682 2683 static int 2684 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 2685 { 2686 2687 if (isp->isp_state != ISP_RUNSTATE) { 2688 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2689 return (0); 2690 } 2691 2692 /* 2693 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2694 */ 2695 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2696 ct7_entry_t local, *cto = &local; 2697 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2698 fcportdb_t *lp; 2699 uint32_t sid; 2700 uint16_t nphdl; 2701 2702 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2703 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) { 2704 nphdl = lp->handle; 2705 } else { 2706 nphdl = NIL_HANDLE; 2707 } 2708 ISP_MEMZERO(&local, sizeof (local)); 2709 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2710 cto->ct_header.rqs_entry_count = 1; 2711 cto->ct_nphdl = nphdl; 2712 cto->ct_rxid = aep->at_rxid; 2713 cto->ct_vpidx = mp->nt_channel; 2714 cto->ct_iid_lo = sid; 2715 cto->ct_iid_hi = sid >> 16; 2716 cto->ct_oxid = aep->at_hdr.ox_id; 2717 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2718 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2719 return (isp_target_put_entry(isp, &local)); 2720 } 2721 2722 /* 2723 * This case is for a responding to an ABTS frame 2724 */ 2725 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2726 2727 /* 2728 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2729 */ 2730 if (mp->nt_need_ack) { 2731 uint8_t storage[QENTRY_LEN]; 2732 ct7_entry_t *cto = (ct7_entry_t *) storage; 2733 abts_t *abts = (abts_t *)mp->nt_lreserved; 2734 2735 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2736 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2737 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2738 cto->ct_header.rqs_entry_count = 1; 2739 cto->ct_nphdl = mp->nt_nphdl; 2740 cto->ct_rxid = abts->abts_rxid_task; 2741 cto->ct_iid_lo = mp->nt_sid; 2742 cto->ct_iid_hi = mp->nt_sid >> 16; 2743 cto->ct_oxid = abts->abts_ox_id; 2744 cto->ct_vpidx = mp->nt_channel; 2745 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2746 if (isp_target_put_entry(isp, cto)) { 2747 return (ENOMEM); 2748 } 2749 mp->nt_need_ack = 0; 2750 } 2751 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2752 return (ENOMEM); 2753 } else { 2754 return (0); 2755 } 2756 } 2757 2758 /* 2759 * Handle logout cases here 2760 */ 2761 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2762 isp_del_all_wwn_entries(isp, mp->nt_channel); 2763 } 2764 2765 if (mp->nt_ncode == NT_LOGOUT) { 2766 if (!IS_2100(isp) && IS_FC(isp)) { 2767 isp_del_wwn_entries(isp, mp); 2768 } 2769 } 2770 2771 /* 2772 * General purpose acknowledgement 2773 */ 2774 if (mp->nt_need_ack) { 2775 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2776 return (isp_notify_ack(isp, mp->nt_lreserved)); 2777 } 2778 return (0); 2779 } 2780 2781 /* 2782 * Handle task managment functions. 2783 * 2784 * We show up here with a notify structure filled out. 2785 * 2786 * The nt_lreserved tag points to the original queue entry 2787 */ 2788 static void 2789 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2790 { 2791 tstate_t *tptr; 2792 fcportdb_t *lp; 2793 struct ccb_immediate_notify *inot; 2794 inot_private_data_t *ntp = NULL; 2795 lun_id_t lun; 2796 2797 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2798 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2799 /* 2800 * NB: This assignment is necessary because of tricky type conversion. 2801 * XXX: This is tricky and I need to check this. If the lun isn't known 2802 * XXX: for the task management function, it does not of necessity follow 2803 * XXX: that it should go up stream to the wildcard listener. 2804 */ 2805 if (notify->nt_lun == LUN_ANY) { 2806 lun = CAM_LUN_WILDCARD; 2807 } else { 2808 lun = notify->nt_lun; 2809 } 2810 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2811 if (tptr == NULL) { 2812 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2813 if (tptr == NULL) { 2814 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2815 goto bad; 2816 } 2817 } 2818 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2819 if (inot == NULL) { 2820 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2821 goto bad; 2822 } 2823 2824 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) { 2825 inot->initiator_id = CAM_TARGET_WILDCARD; 2826 } else { 2827 inot->initiator_id = lp->handle; 2828 } 2829 inot->seq_id = notify->nt_tagval; 2830 inot->tag_id = notify->nt_tagval >> 32; 2831 2832 switch (notify->nt_ncode) { 2833 case NT_ABORT_TASK: 2834 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 2835 inot->arg = MSG_ABORT_TASK; 2836 break; 2837 case NT_ABORT_TASK_SET: 2838 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 2839 inot->arg = MSG_ABORT_TASK_SET; 2840 break; 2841 case NT_CLEAR_ACA: 2842 inot->arg = MSG_CLEAR_ACA; 2843 break; 2844 case NT_CLEAR_TASK_SET: 2845 inot->arg = MSG_CLEAR_TASK_SET; 2846 break; 2847 case NT_LUN_RESET: 2848 inot->arg = MSG_LOGICAL_UNIT_RESET; 2849 break; 2850 case NT_TARGET_RESET: 2851 inot->arg = MSG_TARGET_RESET; 2852 break; 2853 default: 2854 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); 2855 goto bad; 2856 } 2857 2858 ntp = isp_get_ntpd(isp, tptr); 2859 if (ntp == NULL) { 2860 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2861 goto bad; 2862 } 2863 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 2864 if (notify->nt_lreserved) { 2865 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 2866 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 2867 } 2868 ntp->rd.seq_id = notify->nt_tagval; 2869 ntp->rd.tag_id = notify->nt_tagval >> 32; 2870 2871 tptr->inot_count--; 2872 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2873 rls_lun_statep(isp, tptr); 2874 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2875 inot->ccb_h.status = CAM_MESSAGE_RECV; 2876 xpt_done((union ccb *)inot); 2877 return; 2878 bad: 2879 if (tptr) { 2880 rls_lun_statep(isp, tptr); 2881 } 2882 if (notify->nt_need_ack && notify->nt_lreserved) { 2883 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2884 (void) isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM); 2885 } else { 2886 (void) isp_notify_ack(isp, notify->nt_lreserved); 2887 } 2888 } 2889 } 2890 2891 /* 2892 * Find the associated private data and makr it as dead so 2893 * we don't try to work on it any further. 2894 */ 2895 static void 2896 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 2897 { 2898 tstate_t *tptr; 2899 atio_private_data_t *atp; 2900 2901 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 2902 if (tptr == NULL) { 2903 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 2904 if (tptr == NULL) { 2905 ccb->ccb_h.status = CAM_REQ_INVALID; 2906 return; 2907 } 2908 } 2909 2910 atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 2911 if (atp == NULL) { 2912 ccb->ccb_h.status = CAM_REQ_INVALID; 2913 return; 2914 } 2915 atp->dead = 1; 2916 ccb->ccb_h.status = CAM_REQ_CMP; 2917 } 2918 2919 static void 2920 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 2921 { 2922 atio_private_data_t *atp; 2923 inot_private_data_t *restart_queue = tptr->restart_queue; 2924 2925 /* 2926 * First, clean any commands pending restart 2927 */ 2928 tptr->restart_queue = NULL; 2929 while (restart_queue) { 2930 uint32_t this_tag_id; 2931 inot_private_data_t *ntp = restart_queue; 2932 2933 restart_queue = ntp->rd.nt.nt_hba; 2934 2935 if (IS_24XX(isp)) { 2936 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 2937 } else { 2938 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 2939 } 2940 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 2941 isp_put_ntpd(isp, tptr, ntp); 2942 } else { 2943 ntp->rd.nt.nt_hba = tptr->restart_queue; 2944 tptr->restart_queue = ntp; 2945 } 2946 } 2947 2948 /* 2949 * Now mark other ones dead as well. 2950 */ 2951 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 2952 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 2953 atp->dead = 1; 2954 } 2955 } 2956 } 2957 2958 2959 #ifdef ISP_INTERNAL_TARGET 2960 // #define ISP_FORCE_TIMEOUT 1 2961 // #define ISP_TEST_WWNS 1 2962 // #define ISP_TEST_SEPARATE_STATUS 1 2963 2964 #define ccb_data_offset ppriv_field0 2965 #define ccb_atio ppriv_ptr1 2966 #define ccb_inot ppriv_ptr1 2967 2968 #define MAX_ISP_TARG_TRANSFER (2 << 20) 2969 #define NISP_TARG_CMDS 1024 2970 #define NISP_TARG_NOTIFIES 1024 2971 #define DISK_SHIFT 9 2972 #define JUNK_SIZE 256 2973 2974 #ifndef VERIFY_10 2975 #define VERIFY_10 0x2f 2976 #endif 2977 2978 TAILQ_HEAD(ccb_queue, ccb_hdr); 2979 extern u_int vm_kmem_size; 2980 static int ca; 2981 static uint32_t disk_size; 2982 static uint8_t *disk_data = NULL; 2983 static uint8_t *junk_data; 2984 static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data"); 2985 struct isptarg_softc { 2986 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */ 2987 struct ccb_queue work_queue; 2988 struct ccb_queue rework_queue; 2989 struct ccb_queue running_queue; 2990 struct ccb_queue inot_queue; 2991 struct cam_periph *periph; 2992 struct cam_path *path; 2993 ispsoftc_t *isp; 2994 }; 2995 static periph_ctor_t isptargctor; 2996 static periph_dtor_t isptargdtor; 2997 static periph_start_t isptargstart; 2998 static periph_init_t isptarginit; 2999 static void isptarg_done(struct cam_periph *, union ccb *); 3000 static void isptargasync(void *, u_int32_t, struct cam_path *, void *); 3001 3002 3003 static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *); 3004 3005 static struct periph_driver isptargdriver = 3006 { 3007 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), /* generation */ 0 3008 }; 3009 3010 static void 3011 isptarginit(void) 3012 { 3013 } 3014 3015 static void 3016 isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot) 3017 { 3018 struct ccb_notify_acknowledge *ack = &iccb->cna2; 3019 3020 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__, 3021 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg); 3022 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 3023 ack->ccb_h.flags = 0; 3024 ack->ccb_h.retry_count = 0; 3025 ack->ccb_h.cbfcnp = isptarg_done; 3026 ack->ccb_h.timeout = 0; 3027 ack->ccb_h.ccb_inot = inot; 3028 ack->tag_id = inot->tag_id; 3029 ack->seq_id = inot->seq_id; 3030 ack->initiator_id = inot->initiator_id; 3031 xpt_action(iccb); 3032 } 3033 3034 static void 3035 isptargstart(struct cam_periph *periph, union ccb *iccb) 3036 { 3037 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 0x7f }; 3038 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = { 3039 0, 0x0, 0x2, 0x2, 32, 0, 0, 0x32, 3040 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3041 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M', 3042 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K', 3043 '0', '0', '0', '1' 3044 }; 3045 int i, more = 0, last; 3046 struct isptarg_softc *softc = periph->softc; 3047 struct ccb_scsiio *csio; 3048 lun_id_t return_lun; 3049 struct ccb_accept_tio *atio; 3050 uint8_t *cdb, *ptr, status; 3051 uint8_t *data_ptr; 3052 uint32_t data_len, flags; 3053 struct ccb_hdr *ccbh; 3054 3055 mtx_assert(periph->sim->mtx, MA_OWNED); 3056 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, iccb->ccb_h.path, "%s: function code 0x%x INOTQ=%c WORKQ=%c REWORKQ=%c\n", __func__, iccb->ccb_h.func_code, 3057 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n'); 3058 /* 3059 * Check for immediate notifies first 3060 */ 3061 ccbh = TAILQ_FIRST(&softc->inot_queue); 3062 if (ccbh) { 3063 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe); 3064 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) { 3065 xpt_schedule(periph, 1); 3066 } 3067 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh); 3068 return; 3069 } 3070 3071 /* 3072 * Check the rework (continuation) work queue first. 3073 */ 3074 ccbh = TAILQ_FIRST(&softc->rework_queue); 3075 if (ccbh) { 3076 atio = (struct ccb_accept_tio *)ccbh; 3077 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe); 3078 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue); 3079 } else { 3080 ccbh = TAILQ_FIRST(&softc->work_queue); 3081 if (ccbh == NULL) { 3082 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, iccb->ccb_h.path, "%s: woken up but no work?\n", __func__); 3083 xpt_release_ccb(iccb); 3084 return; 3085 } 3086 atio = (struct ccb_accept_tio *)ccbh; 3087 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe); 3088 more = TAILQ_FIRST(&softc->work_queue) != NULL; 3089 atio->ccb_h.ccb_data_offset = 0; 3090 } 3091 3092 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) { 3093 panic("BAD ATIO"); 3094 } 3095 3096 data_ptr = NULL; 3097 data_len = 0; 3098 csio = &iccb->csio; 3099 status = SCSI_STATUS_OK; 3100 flags = CAM_SEND_STATUS; 3101 memset(&atio->sense_data, 0, sizeof (atio->sense_data)); 3102 cdb = atio->cdb_io.cdb_bytes; 3103 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, ccbh->path, "%s: [0x%x] processing ATIO from 0x%x CDB=0x%x data_offset=%u\n", __func__, atio->tag_id, atio->init_id, 3104 cdb[0], atio->ccb_h.ccb_data_offset); 3105 3106 return_lun = XS_LUN(atio); 3107 if (return_lun != 0) { 3108 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]); 3109 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) { 3110 status = SCSI_STATUS_CHECK_COND; 3111 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_ILLEGAL_REQUEST; 3112 atio->sense_data.add_sense_code = 0x25; 3113 atio->sense_data.add_sense_code_qual = 0x0; 3114 atio->sense_len = sizeof (atio->sense_data); 3115 } 3116 return_lun = CAM_LUN_WILDCARD; 3117 } 3118 3119 switch (cdb[0]) { 3120 case REQUEST_SENSE: 3121 flags |= CAM_DIR_IN; 3122 data_len = sizeof (atio->sense_data); 3123 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE; 3124 memset(junk_data+1, 0, data_len-1); 3125 if (data_len > cdb[4]) { 3126 data_len = cdb[4]; 3127 } 3128 if (data_len) { 3129 data_ptr = junk_data; 3130 } 3131 break; 3132 case READ_6: 3133 case READ_10: 3134 case READ_12: 3135 case READ_16: 3136 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3137 status = SCSI_STATUS_CHECK_COND; 3138 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3139 atio->sense_data.add_sense_code = 0x5; 3140 atio->sense_data.add_sense_code_qual = 0x24; 3141 atio->sense_len = sizeof (atio->sense_data); 3142 } else { 3143 #ifdef ISP_FORCE_TIMEOUT 3144 { 3145 static int foo; 3146 if (foo++ == 500) { 3147 if (more) { 3148 xpt_schedule(periph, 1); 3149 } 3150 foo = 0; 3151 return; 3152 } 3153 } 3154 #endif 3155 #ifdef ISP_TEST_SEPARATE_STATUS 3156 if (last && data_len) { 3157 last = 0; 3158 } 3159 #endif 3160 if (last == 0) { 3161 flags &= ~CAM_SEND_STATUS; 3162 } 3163 if (data_len) { 3164 atio->ccb_h.ccb_data_offset += data_len; 3165 flags |= CAM_DIR_IN; 3166 } else { 3167 flags |= CAM_DIR_NONE; 3168 } 3169 } 3170 break; 3171 case WRITE_6: 3172 case WRITE_10: 3173 case WRITE_12: 3174 case WRITE_16: 3175 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3176 status = SCSI_STATUS_CHECK_COND; 3177 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3178 atio->sense_data.add_sense_code = 0x5; 3179 atio->sense_data.add_sense_code_qual = 0x24; 3180 atio->sense_len = sizeof (atio->sense_data); 3181 } else { 3182 #ifdef ISP_FORCE_TIMEOUT 3183 { 3184 static int foo; 3185 if (foo++ == 500) { 3186 if (more) { 3187 xpt_schedule(periph, 1); 3188 } 3189 foo = 0; 3190 return; 3191 } 3192 } 3193 #endif 3194 #ifdef ISP_TEST_SEPARATE_STATUS 3195 if (last && data_len) { 3196 last = 0; 3197 } 3198 #endif 3199 if (last == 0) { 3200 flags &= ~CAM_SEND_STATUS; 3201 } 3202 if (data_len) { 3203 atio->ccb_h.ccb_data_offset += data_len; 3204 flags |= CAM_DIR_OUT; 3205 } else { 3206 flags |= CAM_DIR_NONE; 3207 } 3208 } 3209 break; 3210 case INQUIRY: 3211 flags |= CAM_DIR_IN; 3212 if (cdb[1] || cdb[2] || cdb[3]) { 3213 status = SCSI_STATUS_CHECK_COND; 3214 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3215 atio->sense_data.add_sense_code = 0x5; 3216 atio->sense_data.add_sense_code_qual = 0x20; 3217 atio->sense_len = sizeof (atio->sense_data); 3218 break; 3219 } 3220 data_len = sizeof (iqd); 3221 if (data_len > cdb[4]) { 3222 data_len = cdb[4]; 3223 } 3224 if (data_len) { 3225 if (XS_LUN(iccb) != 0) { 3226 memcpy(junk_data, niliqd, sizeof (iqd)); 3227 } else { 3228 memcpy(junk_data, iqd, sizeof (iqd)); 3229 } 3230 data_ptr = junk_data; 3231 } 3232 break; 3233 case TEST_UNIT_READY: 3234 flags |= CAM_DIR_NONE; 3235 if (ca) { 3236 ca = 0; 3237 status = SCSI_STATUS_CHECK_COND; 3238 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3239 atio->sense_data.add_sense_code = 0x28; 3240 atio->sense_data.add_sense_code_qual = 0x0; 3241 atio->sense_len = sizeof (atio->sense_data); 3242 } 3243 break; 3244 case SYNCHRONIZE_CACHE: 3245 case START_STOP: 3246 case RESERVE: 3247 case RELEASE: 3248 case VERIFY_10: 3249 flags |= CAM_DIR_NONE; 3250 break; 3251 3252 case READ_CAPACITY: 3253 flags |= CAM_DIR_IN; 3254 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) { 3255 status = SCSI_STATUS_CHECK_COND; 3256 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3257 atio->sense_data.add_sense_code = 0x5; 3258 atio->sense_data.add_sense_code_qual = 0x24; 3259 atio->sense_len = sizeof (atio->sense_data); 3260 break; 3261 } 3262 if (cdb[8] & 0x1) { /* PMI */ 3263 junk_data[0] = 0xff; 3264 junk_data[1] = 0xff; 3265 junk_data[2] = 0xff; 3266 junk_data[3] = 0xff; 3267 } else { 3268 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1; 3269 if (last_blk < 0xffffffffULL) { 3270 junk_data[0] = (last_blk >> 24) & 0xff; 3271 junk_data[1] = (last_blk >> 16) & 0xff; 3272 junk_data[2] = (last_blk >> 8) & 0xff; 3273 junk_data[3] = (last_blk) & 0xff; 3274 } else { 3275 junk_data[0] = 0xff; 3276 junk_data[1] = 0xff; 3277 junk_data[2] = 0xff; 3278 junk_data[3] = 0xff; 3279 } 3280 } 3281 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff; 3282 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff; 3283 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff; 3284 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff; 3285 data_ptr = junk_data; 3286 data_len = 8; 3287 break; 3288 case REPORT_LUNS: 3289 flags |= CAM_DIR_IN; 3290 memset(junk_data, 0, JUNK_SIZE); 3291 junk_data[0] = (1 << 3) >> 24; 3292 junk_data[1] = (1 << 3) >> 16; 3293 junk_data[2] = (1 << 3) >> 8; 3294 junk_data[3] = (1 << 3); 3295 ptr = NULL; 3296 for (i = 0; i < 1; i++) { 3297 ptr = &junk_data[8 + (1 << 3)]; 3298 if (i >= 256) { 3299 ptr[0] = 0x40 | ((i >> 8) & 0x3f); 3300 } 3301 ptr[1] = i; 3302 } 3303 data_ptr = junk_data; 3304 data_len = (ptr + 8) - junk_data; 3305 break; 3306 3307 default: 3308 flags |= CAM_DIR_NONE; 3309 status = SCSI_STATUS_CHECK_COND; 3310 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3311 atio->sense_data.add_sense_code = 0x5; 3312 atio->sense_data.add_sense_code_qual = 0x20; 3313 atio->sense_len = sizeof (atio->sense_data); 3314 break; 3315 } 3316 3317 /* 3318 * If we are done with the transaction, tell the 3319 * controller to send status and perform a CMD_CMPLT. 3320 * If we have associated sense data, see if we can 3321 * send that too. 3322 */ 3323 if (status == SCSI_STATUS_CHECK_COND) { 3324 flags |= CAM_SEND_SENSE; 3325 csio->sense_len = atio->sense_len; 3326 csio->sense_data = atio->sense_data; 3327 flags &= ~CAM_DIR_MASK; 3328 data_len = 0; 3329 data_ptr = NULL; 3330 } 3331 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 0); 3332 iccb->ccb_h.target_id = atio->ccb_h.target_id; 3333 iccb->ccb_h.target_lun = return_lun; 3334 iccb->ccb_h.ccb_atio = atio; 3335 xpt_action(iccb); 3336 3337 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3338 cam_release_devq(periph->path, 0, 0, 0, 0); 3339 atio->ccb_h.status &= ~CAM_DEV_QFRZN; 3340 } 3341 if (more) { 3342 xpt_schedule(periph, 1); 3343 } 3344 } 3345 3346 static cam_status 3347 isptargctor(struct cam_periph *periph, void *arg) 3348 { 3349 struct isptarg_softc *softc; 3350 3351 softc = (struct isptarg_softc *)arg; 3352 periph->softc = softc; 3353 softc->periph = periph; 3354 softc->path = periph->path; 3355 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3356 return (CAM_REQ_CMP); 3357 } 3358 3359 static void 3360 isptargdtor(struct cam_periph *periph) 3361 { 3362 struct isptarg_softc *softc; 3363 softc = (struct isptarg_softc *)periph->softc; 3364 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3365 softc->periph = NULL; 3366 softc->path = NULL; 3367 periph->softc = NULL; 3368 } 3369 3370 static void 3371 isptarg_done(struct cam_periph *periph, union ccb *ccb) 3372 { 3373 struct isptarg_softc *softc; 3374 ispsoftc_t *isp; 3375 struct ccb_accept_tio *atio; 3376 struct ccb_immediate_notify *inot; 3377 cam_status status; 3378 3379 softc = (struct isptarg_softc *)periph->softc; 3380 isp = softc->isp; 3381 status = ccb->ccb_h.status & CAM_STATUS_MASK; 3382 3383 switch (ccb->ccb_h.func_code) { 3384 case XPT_ACCEPT_TARGET_IO: 3385 atio = (struct ccb_accept_tio *) ccb; 3386 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__); 3387 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe); 3388 xpt_schedule(periph, 1); 3389 break; 3390 case XPT_IMMEDIATE_NOTIFY: 3391 inot = (struct ccb_immediate_notify *) ccb; 3392 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__); 3393 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe); 3394 xpt_schedule(periph, 1); 3395 break; 3396 case XPT_CONT_TARGET_IO: 3397 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3398 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3399 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3400 } 3401 atio = ccb->ccb_h.ccb_atio; 3402 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3403 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL); 3404 xpt_action((union ccb *)atio); 3405 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 3406 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO seen in %s\n", atio->tag_id, __func__); 3407 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3408 xpt_schedule(periph, 1); 3409 } else { 3410 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO seen in %s\n", atio->tag_id, __func__); 3411 xpt_action((union ccb *)atio); 3412 } 3413 xpt_release_ccb(ccb); 3414 break; 3415 case XPT_NOTIFY_ACKNOWLEDGE: 3416 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3417 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3418 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3419 } 3420 inot = ccb->ccb_h.ccb_inot; 3421 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "[0x%x] recycle notify for tag 0x%x\n", inot->tag_id, inot->seq_id); 3422 xpt_release_ccb(ccb); 3423 xpt_action((union ccb *)inot); 3424 break; 3425 default: 3426 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code); 3427 break; 3428 } 3429 } 3430 3431 static void 3432 isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg) 3433 { 3434 struct ac_contract *acp = arg; 3435 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data; 3436 3437 if (code != AC_CONTRACT) { 3438 return; 3439 } 3440 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed"); 3441 } 3442 3443 static void 3444 isp_target_thread(ispsoftc_t *isp, int chan) 3445 { 3446 union ccb *ccb = NULL; 3447 int i; 3448 void *wchan; 3449 cam_status status; 3450 struct isptarg_softc *softc = NULL; 3451 struct cam_periph *periph = NULL, *wperiph = NULL; 3452 struct cam_path *path, *wpath; 3453 struct cam_sim *sim; 3454 3455 if (disk_data == NULL) { 3456 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20)); 3457 if (disk_size < (50 << 20)) { 3458 disk_size = 50 << 20; 3459 } 3460 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO); 3461 if (disk_data == NULL) { 3462 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__); 3463 goto out; 3464 } 3465 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20)); 3466 } 3467 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO); 3468 if (junk_data == NULL) { 3469 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__); 3470 goto out; 3471 } 3472 3473 3474 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO); 3475 if (softc == NULL) { 3476 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__); 3477 goto out; 3478 } 3479 TAILQ_INIT(&softc->work_queue); 3480 TAILQ_INIT(&softc->rework_queue); 3481 TAILQ_INIT(&softc->running_queue); 3482 TAILQ_INIT(&softc->inot_queue); 3483 softc->isp = isp; 3484 3485 periphdriver_register(&isptargdriver); 3486 ISP_GET_PC(isp, chan, sim, sim); 3487 ISP_GET_PC(isp, chan, path, path); 3488 status = xpt_create_path_unlocked(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 3489 if (status != CAM_REQ_CMP) { 3490 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__); 3491 return; 3492 } 3493 status = xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), 0, 0); 3494 if (status != CAM_REQ_CMP) { 3495 xpt_free_path(wpath); 3496 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__); 3497 return; 3498 } 3499 3500 ccb = xpt_alloc_ccb(); 3501 3502 ISP_LOCK(isp); 3503 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc); 3504 if (status != CAM_REQ_CMP) { 3505 ISP_UNLOCK(isp); 3506 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__); 3507 goto out; 3508 } 3509 wperiph = cam_periph_find(wpath, "isptarg"); 3510 if (wperiph == NULL) { 3511 ISP_UNLOCK(isp); 3512 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__); 3513 goto out; 3514 } 3515 3516 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc); 3517 if (status != CAM_REQ_CMP) { 3518 ISP_UNLOCK(isp); 3519 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__); 3520 goto out; 3521 } 3522 3523 periph = cam_periph_find(path, "isptarg"); 3524 if (periph == NULL) { 3525 ISP_UNLOCK(isp); 3526 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__); 3527 goto out; 3528 } 3529 3530 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath); 3531 if (status != CAM_REQ_CMP) { 3532 ISP_UNLOCK(isp); 3533 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__); 3534 goto out; 3535 } 3536 3537 ISP_UNLOCK(isp); 3538 3539 ccb = xpt_alloc_ccb(); 3540 3541 /* 3542 * Make sure role is none. 3543 */ 3544 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3545 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3546 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE; 3547 #ifdef ISP_TEST_WWNS 3548 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE | KNOB_VALID_ADDRESS; 3549 ccb->knob.xport_specific.fc.wwnn = 0x508004d000000000ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3550 ccb->knob.xport_specific.fc.wwpn = 0x508004d000000001ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3551 #else 3552 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3553 #endif 3554 3555 ISP_LOCK(isp); 3556 xpt_action(ccb); 3557 ISP_UNLOCK(isp); 3558 3559 /* 3560 * Now enable luns 3561 */ 3562 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3563 ccb->ccb_h.func_code = XPT_EN_LUN; 3564 ccb->cel.enable = 1; 3565 ISP_LOCK(isp); 3566 xpt_action(ccb); 3567 ISP_UNLOCK(isp); 3568 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3569 xpt_free_ccb(ccb); 3570 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3571 goto out; 3572 } 3573 3574 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10); 3575 ccb->ccb_h.func_code = XPT_EN_LUN; 3576 ccb->cel.enable = 1; 3577 ISP_LOCK(isp); 3578 xpt_action(ccb); 3579 ISP_UNLOCK(isp); 3580 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3581 xpt_free_ccb(ccb); 3582 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3583 goto out; 3584 } 3585 xpt_free_ccb(ccb); 3586 3587 /* 3588 * Add resources 3589 */ 3590 ISP_GET_PC_ADDR(isp, chan, target_proc, wchan); 3591 for (i = 0; i < 4; i++) { 3592 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3593 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3594 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3595 ccb->ccb_h.cbfcnp = isptarg_done; 3596 ISP_LOCK(isp); 3597 xpt_action(ccb); 3598 ISP_UNLOCK(isp); 3599 } 3600 for (i = 0; i < NISP_TARG_CMDS; i++) { 3601 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3602 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3603 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3604 ccb->ccb_h.cbfcnp = isptarg_done; 3605 ISP_LOCK(isp); 3606 xpt_action(ccb); 3607 ISP_UNLOCK(isp); 3608 } 3609 for (i = 0; i < 4; i++) { 3610 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3611 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3612 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3613 ccb->ccb_h.cbfcnp = isptarg_done; 3614 ISP_LOCK(isp); 3615 xpt_action(ccb); 3616 ISP_UNLOCK(isp); 3617 } 3618 for (i = 0; i < NISP_TARG_NOTIFIES; i++) { 3619 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3620 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3621 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3622 ccb->ccb_h.cbfcnp = isptarg_done; 3623 ISP_LOCK(isp); 3624 xpt_action(ccb); 3625 ISP_UNLOCK(isp); 3626 } 3627 3628 /* 3629 * Now turn it all back on 3630 */ 3631 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3632 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3633 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3634 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET; 3635 ISP_LOCK(isp); 3636 xpt_action(ccb); 3637 ISP_UNLOCK(isp); 3638 3639 /* 3640 * Okay, while things are still active, sleep... 3641 */ 3642 ISP_LOCK(isp); 3643 for (;;) { 3644 ISP_GET_PC(isp, chan, proc_active, i); 3645 if (i == 0) { 3646 break; 3647 } 3648 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0); 3649 } 3650 ISP_UNLOCK(isp); 3651 3652 out: 3653 if (wperiph) { 3654 cam_periph_invalidate(wperiph); 3655 } 3656 if (periph) { 3657 cam_periph_invalidate(periph); 3658 } 3659 if (junk_data) { 3660 free(junk_data, M_ISPTARG); 3661 } 3662 if (disk_data) { 3663 free(disk_data, M_ISPTARG); 3664 } 3665 if (softc) { 3666 free(softc, M_ISPTARG); 3667 } 3668 xpt_free_path(path); 3669 xpt_free_path(wpath); 3670 } 3671 3672 static void 3673 isp_target_thread_pi(void *arg) 3674 { 3675 struct isp_spi *pi = arg; 3676 isp_target_thread(cam_sim_softc(pi->sim), cam_sim_bus(pi->sim)); 3677 } 3678 3679 static void 3680 isp_target_thread_fc(void *arg) 3681 { 3682 struct isp_fc *fc = arg; 3683 isp_target_thread(cam_sim_softc(fc->sim), cam_sim_bus(fc->sim)); 3684 } 3685 3686 static int 3687 isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp) 3688 { 3689 uint32_t cnt, curcnt; 3690 uint64_t lba; 3691 3692 switch (cdb[0]) { 3693 case WRITE_16: 3694 case READ_16: 3695 cnt = (((uint32_t)cdb[10]) << 24) | 3696 (((uint32_t)cdb[11]) << 16) | 3697 (((uint32_t)cdb[12]) << 8) | 3698 ((uint32_t)cdb[13]); 3699 3700 lba = (((uint64_t)cdb[2]) << 56) | 3701 (((uint64_t)cdb[3]) << 48) | 3702 (((uint64_t)cdb[4]) << 40) | 3703 (((uint64_t)cdb[5]) << 32) | 3704 (((uint64_t)cdb[6]) << 24) | 3705 (((uint64_t)cdb[7]) << 16) | 3706 (((uint64_t)cdb[8]) << 8) | 3707 ((uint64_t)cdb[9]); 3708 break; 3709 case WRITE_12: 3710 case READ_12: 3711 cnt = (((uint32_t)cdb[6]) << 16) | 3712 (((uint32_t)cdb[7]) << 8) | 3713 ((u_int32_t)cdb[8]); 3714 3715 lba = (((uint32_t)cdb[2]) << 24) | 3716 (((uint32_t)cdb[3]) << 16) | 3717 (((uint32_t)cdb[4]) << 8) | 3718 ((uint32_t)cdb[5]); 3719 break; 3720 case WRITE_10: 3721 case READ_10: 3722 cnt = (((uint32_t)cdb[7]) << 8) | 3723 ((u_int32_t)cdb[8]); 3724 3725 lba = (((uint32_t)cdb[2]) << 24) | 3726 (((uint32_t)cdb[3]) << 16) | 3727 (((uint32_t)cdb[4]) << 8) | 3728 ((uint32_t)cdb[5]); 3729 break; 3730 case WRITE_6: 3731 case READ_6: 3732 cnt = cdb[4]; 3733 if (cnt == 0) { 3734 cnt = 256; 3735 } 3736 lba = (((uint32_t)cdb[1] & 0x1f) << 16) | 3737 (((uint32_t)cdb[2]) << 8) | 3738 ((uint32_t)cdb[3]); 3739 break; 3740 default: 3741 return (-1); 3742 } 3743 3744 cnt <<= DISK_SHIFT; 3745 lba <<= DISK_SHIFT; 3746 3747 if (offset == cnt) { 3748 *lp = 1; 3749 return (0); 3750 } 3751 3752 if (lba + cnt > dl) { 3753 return (-1); 3754 } 3755 3756 3757 curcnt = MAX_ISP_TARG_TRANSFER; 3758 if (offset + curcnt >= cnt) { 3759 curcnt = cnt - offset; 3760 *lp = 1; 3761 } else { 3762 *lp = 0; 3763 } 3764 *tl = curcnt; 3765 *kp = &dp[lba + offset]; 3766 return (0); 3767 } 3768 3769 #endif 3770 #endif 3771 3772 static void 3773 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 3774 { 3775 struct cam_sim *sim; 3776 ispsoftc_t *isp; 3777 3778 sim = (struct cam_sim *)cbarg; 3779 isp = (ispsoftc_t *) cam_sim_softc(sim); 3780 switch (code) { 3781 case AC_LOST_DEVICE: 3782 if (IS_SCSI(isp)) { 3783 uint16_t oflags, nflags; 3784 int bus = cam_sim_bus(sim); 3785 sdparam *sdp = SDPARAM(isp, bus); 3786 int tgt; 3787 3788 tgt = xpt_path_target_id(path); 3789 if (tgt >= 0) { 3790 nflags = sdp->isp_devparam[tgt].nvrm_flags; 3791 #ifndef ISP_TARGET_MODE 3792 nflags &= DPARM_SAFE_DFLT; 3793 if (isp->isp_loaded_fw) { 3794 nflags |= DPARM_NARROW | DPARM_ASYNC; 3795 } 3796 #else 3797 nflags = DPARM_DEFAULT; 3798 #endif 3799 oflags = sdp->isp_devparam[tgt].goal_flags; 3800 sdp->isp_devparam[tgt].goal_flags = nflags; 3801 sdp->isp_devparam[tgt].dev_update = 1; 3802 sdp->update = 1; 3803 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3804 sdp->isp_devparam[tgt].goal_flags = oflags; 3805 } 3806 } 3807 break; 3808 default: 3809 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 3810 break; 3811 } 3812 } 3813 3814 static void 3815 isp_poll(struct cam_sim *sim) 3816 { 3817 ispsoftc_t *isp = cam_sim_softc(sim); 3818 uint32_t isr; 3819 uint16_t sema, mbox; 3820 3821 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 3822 isp_intr(isp, isr, sema, mbox); 3823 } 3824 } 3825 3826 3827 static void 3828 isp_watchdog(void *arg) 3829 { 3830 struct ccb_scsiio *xs = arg; 3831 ispsoftc_t *isp; 3832 uint32_t handle; 3833 3834 isp = XS_ISP(xs); 3835 3836 handle = isp_find_handle(isp, xs); 3837 if (handle != ISP_HANDLE_FREE) { 3838 /* 3839 * Try and make sure the command is really dead before 3840 * we release the handle (and DMA resources) for reuse. 3841 * 3842 * If we are successful in aborting the command then 3843 * we're done here because we'll get the command returned 3844 * back separately. 3845 */ 3846 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 3847 return; 3848 } 3849 3850 /* 3851 * Note that after calling the above, the command may in 3852 * fact have been completed. 3853 */ 3854 xs = isp_find_xs(isp, handle); 3855 3856 /* 3857 * If the command no longer exists, then we won't 3858 * be able to find the xs again with this handle. 3859 */ 3860 if (xs == NULL) { 3861 return; 3862 } 3863 3864 /* 3865 * After this point, the command is really dead. 3866 */ 3867 if (XS_XFRLEN(xs)) { 3868 ISP_DMAFREE(isp, xs, handle); 3869 } 3870 isp_destroy_handle(isp, handle); 3871 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 3872 XS_SETERR(xs, CAM_CMD_TIMEOUT); 3873 isp_done(xs); 3874 } 3875 } 3876 3877 static void 3878 isp_make_here(ispsoftc_t *isp, int chan, int tgt) 3879 { 3880 union ccb *ccb; 3881 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3882 3883 if (isp_autoconfig == 0) { 3884 return; 3885 } 3886 3887 /* 3888 * Allocate a CCB, create a wildcard path for this bus/target and schedule a rescan. 3889 */ 3890 ccb = xpt_alloc_ccb_nowait(); 3891 if (ccb == NULL) { 3892 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 3893 return; 3894 } 3895 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3896 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 3897 xpt_free_ccb(ccb); 3898 return; 3899 } 3900 xpt_rescan(ccb); 3901 } 3902 3903 static void 3904 isp_make_gone(ispsoftc_t *isp, int chan, int tgt) 3905 { 3906 struct cam_path *tp; 3907 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3908 3909 if (isp_autoconfig == 0) { 3910 return; 3911 } 3912 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 3913 xpt_async(AC_LOST_DEVICE, tp, NULL); 3914 xpt_free_path(tp); 3915 } 3916 } 3917 3918 /* 3919 * Gone Device Timer Function- when we have decided that a device has gone 3920 * away, we wait a specific period of time prior to telling the OS it has 3921 * gone away. 3922 * 3923 * This timer function fires once a second and then scans the port database 3924 * for devices that are marked dead but still have a virtual target assigned. 3925 * We decrement a counter for that port database entry, and when it hits zero, 3926 * we tell the OS the device has gone away. 3927 */ 3928 static void 3929 isp_gdt(void *arg) 3930 { 3931 struct isp_fc *fc = arg; 3932 ispsoftc_t *isp = fc->isp; 3933 int chan = fc - isp->isp_osinfo.pc.fc; 3934 fcportdb_t *lp; 3935 int dbidx, tgt, more_to_do = 0; 3936 3937 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 3938 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3939 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 3940 3941 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 3942 continue; 3943 } 3944 if (lp->dev_map_idx == 0 || lp->target_mode) { 3945 continue; 3946 } 3947 if (lp->new_reserved == 0) { 3948 continue; 3949 } 3950 lp->new_reserved -= 1; 3951 if (lp->new_reserved != 0) { 3952 more_to_do++; 3953 continue; 3954 } 3955 tgt = lp->dev_map_idx - 1; 3956 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 3957 lp->dev_map_idx = 0; 3958 lp->state = FC_PORTDB_STATE_NIL; 3959 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout"); 3960 isp_make_gone(isp, chan, tgt); 3961 } 3962 if (fc->ready) { 3963 if (more_to_do) { 3964 callout_reset(&fc->gdt, hz, isp_gdt, fc); 3965 } else { 3966 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d stopping Gone Device Timer", chan); 3967 } 3968 } 3969 } 3970 3971 /* 3972 * Loop Down Timer Function- when loop goes down, a timer is started and 3973 * and after it expires we come here and take all probational devices that 3974 * the OS knows about and the tell the OS that they've gone away. 3975 * 3976 * We don't clear the devices out of our port database because, when loop 3977 * come back up, we have to do some actual cleanup with the chip at that 3978 * point (implicit PLOGO, e.g., to get the chip's port database state right). 3979 */ 3980 static void 3981 isp_ldt(void *arg) 3982 { 3983 struct isp_fc *fc = arg; 3984 ispsoftc_t *isp = fc->isp; 3985 int chan = fc - isp->isp_osinfo.pc.fc; 3986 fcportdb_t *lp; 3987 int dbidx, tgt; 3988 3989 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime); 3990 3991 /* 3992 * Notify to the OS all targets who we now consider have departed. 3993 */ 3994 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3995 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 3996 3997 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 3998 continue; 3999 } 4000 if (lp->dev_map_idx == 0 || lp->target_mode) { 4001 continue; 4002 } 4003 4004 /* 4005 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 4006 */ 4007 4008 /* 4009 * Mark that we've announced that this device is gone.... 4010 */ 4011 lp->reserved = 1; 4012 4013 /* 4014 * but *don't* change the state of the entry. Just clear 4015 * any target id stuff and announce to CAM that the 4016 * device is gone. This way any necessary PLOGO stuff 4017 * will happen when loop comes back up. 4018 */ 4019 4020 tgt = lp->dev_map_idx - 1; 4021 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4022 lp->dev_map_idx = 0; 4023 lp->state = FC_PORTDB_STATE_NIL; 4024 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout"); 4025 isp_make_gone(isp, chan, tgt); 4026 } 4027 4028 /* 4029 * The loop down timer has expired. Wake up the kthread 4030 * to notice that fact (or make it false). 4031 */ 4032 fc->loop_dead = 1; 4033 fc->loop_down_time = fc->loop_down_limit+1; 4034 wakeup(fc); 4035 } 4036 4037 static void 4038 isp_kthread(void *arg) 4039 { 4040 struct isp_fc *fc = arg; 4041 ispsoftc_t *isp = fc->isp; 4042 int chan = fc - isp->isp_osinfo.pc.fc; 4043 int slp = 0; 4044 4045 mtx_lock(&isp->isp_osinfo.lock); 4046 4047 for (;;) { 4048 int wasfrozen, lb, lim; 4049 4050 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan); 4051 lb = isp_fc_runstate(isp, chan, 250000); 4052 4053 /* 4054 * Our action is different based upon whether we're supporting 4055 * Initiator mode or not. If we are, we might freeze the simq 4056 * when loop is down and set all sorts of different delays to 4057 * check again. 4058 * 4059 * If not, we simply just wait for loop to come up. 4060 */ 4061 if (lb && (fc->role & ISP_ROLE_INITIATOR)) { 4062 /* 4063 * Increment loop down time by the last sleep interval 4064 */ 4065 fc->loop_down_time += slp; 4066 4067 if (lb < 0) { 4068 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time); 4069 } else { 4070 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC got to %d (down count %d)", __func__, chan, lb, fc->loop_down_time); 4071 } 4072 4073 /* 4074 * If we've never seen loop up and we've waited longer 4075 * than quickboot time, or we've seen loop up but we've 4076 * waited longer than loop_down_limit, give up and go 4077 * to sleep until loop comes up. 4078 */ 4079 if (FCPARAM(isp, chan)->loop_seen_once == 0) { 4080 lim = isp_quickboot_time; 4081 } else { 4082 lim = fc->loop_down_limit; 4083 } 4084 if (fc->loop_down_time >= lim) { 4085 isp_freeze_loopdown(isp, chan, "loop limit hit"); 4086 slp = 0; 4087 } else if (fc->loop_down_time < 10) { 4088 slp = 1; 4089 } else if (fc->loop_down_time < 30) { 4090 slp = 5; 4091 } else if (fc->loop_down_time < 60) { 4092 slp = 10; 4093 } else if (fc->loop_down_time < 120) { 4094 slp = 20; 4095 } else { 4096 slp = 30; 4097 } 4098 4099 } else if (lb) { 4100 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan); 4101 fc->loop_down_time += slp; 4102 slp = 60; 4103 } else { 4104 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan); 4105 fc->loop_down_time = 0; 4106 slp = 0; 4107 } 4108 4109 4110 /* 4111 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it 4112 * now so that CAM can start sending us commands. 4113 * 4114 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again 4115 * or kill the commands, as appropriate. 4116 */ 4117 4118 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) { 4119 wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 4120 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 4121 if (wasfrozen && fc->simqfrozen == 0) { 4122 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan); 4123 xpt_release_simq(fc->sim, 1); 4124 } 4125 } 4126 4127 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp); 4128 4129 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 4130 4131 /* 4132 * If slp is zero, we're waking up for the first time after 4133 * things have been okay. In this case, we set a deferral state 4134 * for all commands and delay hysteresis seconds before starting 4135 * the FC state evaluation. This gives the loop/fabric a chance 4136 * to settle. 4137 */ 4138 if (slp == 0 && fc->hysteresis) { 4139 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz); 4140 (void) msleep(&isp_fabric_hysteresis, &isp->isp_osinfo.lock, PRIBIO, "ispT", (fc->hysteresis * hz)); 4141 } 4142 } 4143 mtx_unlock(&isp->isp_osinfo.lock); 4144 } 4145 4146 static void 4147 isp_action(struct cam_sim *sim, union ccb *ccb) 4148 { 4149 int bus, tgt, ts, error, lim; 4150 ispsoftc_t *isp; 4151 struct ccb_trans_settings *cts; 4152 4153 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 4154 4155 isp = (ispsoftc_t *)cam_sim_softc(sim); 4156 mtx_assert(&isp->isp_lock, MA_OWNED); 4157 4158 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) { 4159 isp_init(isp); 4160 if (isp->isp_state != ISP_INITSTATE) { 4161 /* 4162 * Lie. Say it was a selection timeout. 4163 */ 4164 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 4165 xpt_freeze_devq(ccb->ccb_h.path, 1); 4166 xpt_done(ccb); 4167 return; 4168 } 4169 isp->isp_state = ISP_RUNSTATE; 4170 } 4171 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 4172 ISP_PCMD(ccb) = NULL; 4173 4174 switch (ccb->ccb_h.func_code) { 4175 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 4176 bus = XS_CHANNEL(ccb); 4177 /* 4178 * Do a couple of preliminary checks... 4179 */ 4180 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 4181 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 4182 ccb->ccb_h.status = CAM_REQ_INVALID; 4183 xpt_done(ccb); 4184 break; 4185 } 4186 } 4187 #ifdef DIAGNOSTIC 4188 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 4189 xpt_print(ccb->ccb_h.path, "invalid target\n"); 4190 ccb->ccb_h.status = CAM_PATH_INVALID; 4191 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 4192 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 4193 ccb->ccb_h.status = CAM_PATH_INVALID; 4194 } 4195 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 4196 xpt_done(ccb); 4197 break; 4198 } 4199 #endif 4200 ccb->csio.scsi_status = SCSI_STATUS_OK; 4201 if (isp_get_pcmd(isp, ccb)) { 4202 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 4203 cam_freeze_devq(ccb->ccb_h.path); 4204 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 4205 xpt_done(ccb); 4206 break; 4207 } 4208 error = isp_start((XS_T *) ccb); 4209 switch (error) { 4210 case CMD_QUEUED: 4211 XS_CMD_S_CLEAR(ccb); 4212 ccb->ccb_h.status |= CAM_SIM_QUEUED; 4213 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 4214 break; 4215 } 4216 ts = ccb->ccb_h.timeout; 4217 if (ts == CAM_TIME_DEFAULT) { 4218 ts = 60*1000; 4219 } 4220 ts = isp_mstohz(ts); 4221 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 4222 break; 4223 case CMD_RQLATER: 4224 /* 4225 * We get this result for FC devices if the loop state isn't ready yet 4226 * or if the device in question has gone zombie on us. 4227 * 4228 * If we've never seen Loop UP at all, we requeue this request and wait 4229 * for the initial loop up delay to expire. 4230 */ 4231 lim = ISP_FC_PC(isp, bus)->loop_down_limit; 4232 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) { 4233 if (FCPARAM(isp, bus)->loop_seen_once == 0) { 4234 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime); 4235 } else { 4236 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); 4237 } 4238 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 4239 xpt_freeze_devq(ccb->ccb_h.path, 1); 4240 isp_free_pcmd(isp, ccb); 4241 xpt_done(ccb); 4242 break; 4243 } 4244 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 4245 cam_freeze_devq(ccb->ccb_h.path); 4246 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4247 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4248 isp_free_pcmd(isp, ccb); 4249 xpt_done(ccb); 4250 break; 4251 case CMD_EAGAIN: 4252 isp_free_pcmd(isp, ccb); 4253 cam_freeze_devq(ccb->ccb_h.path); 4254 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 4255 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4256 xpt_done(ccb); 4257 break; 4258 case CMD_COMPLETE: 4259 isp_done((struct ccb_scsiio *) ccb); 4260 break; 4261 default: 4262 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 4263 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 4264 isp_free_pcmd(isp, ccb); 4265 xpt_done(ccb); 4266 } 4267 break; 4268 4269 #ifdef ISP_TARGET_MODE 4270 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 4271 if (ccb->cel.enable) { 4272 isp_enable_lun(isp, ccb); 4273 } else { 4274 isp_disable_lun(isp, ccb); 4275 } 4276 break; 4277 case XPT_IMMED_NOTIFY: 4278 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 4279 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 4280 { 4281 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 4282 if (tptr == NULL) { 4283 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 4284 } 4285 if (tptr == NULL) { 4286 const char *str; 4287 uint32_t tag; 4288 4289 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4290 str = "XPT_IMMEDIATE_NOTIFY"; 4291 tag = ccb->cin1.seq_id; 4292 } else { 4293 tag = ccb->atio.tag_id; 4294 str = "XPT_ACCEPT_TARGET_IO"; 4295 } 4296 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 4297 dump_tstates(isp, XS_CHANNEL(ccb)); 4298 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4299 break; 4300 } 4301 ccb->ccb_h.sim_priv.entries[0].field = 0; 4302 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 4303 ccb->ccb_h.flags = 0; 4304 4305 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 4306 if (ccb->atio.tag_id) { 4307 atio_private_data_t *atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 4308 if (atp) { 4309 isp_put_atpd(isp, tptr, atp); 4310 } 4311 } 4312 tptr->atio_count++; 4313 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 4314 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 4315 ((struct ccb_accept_tio *)ccb)->tag_id, tptr->atio_count); 4316 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4317 if (ccb->cin1.tag_id) { 4318 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 4319 if (ntp) { 4320 isp_put_ntpd(isp, tptr, ntp); 4321 } 4322 } 4323 tptr->inot_count++; 4324 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4325 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4326 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count); 4327 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 4328 tptr->inot_count++; 4329 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4330 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4331 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count); 4332 } 4333 rls_lun_statep(isp, tptr); 4334 ccb->ccb_h.status = CAM_REQ_INPROG; 4335 break; 4336 } 4337 case XPT_NOTIFY_ACK: 4338 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4339 break; 4340 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 4341 { 4342 tstate_t *tptr; 4343 inot_private_data_t *ntp; 4344 4345 /* 4346 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 4347 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 4348 */ 4349 /* 4350 * All the relevant path information is in the associated immediate notify 4351 */ 4352 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); 4353 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 4354 if (ntp == NULL) { 4355 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__, 4356 ccb->cna2.tag_id, ccb->cna2.seq_id); 4357 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4358 xpt_done(ccb); 4359 break; 4360 } 4361 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 4362 rls_lun_statep(isp, tptr); 4363 cam_freeze_devq(ccb->ccb_h.path); 4364 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4365 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4366 break; 4367 } 4368 isp_put_ntpd(isp, tptr, ntp); 4369 rls_lun_statep(isp, tptr); 4370 ccb->ccb_h.status = CAM_REQ_CMP; 4371 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); 4372 xpt_done(ccb); 4373 break; 4374 } 4375 case XPT_CONT_TARGET_IO: 4376 isp_target_start_ctio(isp, ccb); 4377 break; 4378 #endif 4379 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 4380 4381 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 4382 tgt = ccb->ccb_h.target_id; 4383 tgt |= (bus << 16); 4384 4385 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 4386 if (error) { 4387 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4388 } else { 4389 ccb->ccb_h.status = CAM_REQ_CMP; 4390 } 4391 xpt_done(ccb); 4392 break; 4393 case XPT_ABORT: /* Abort the specified CCB */ 4394 { 4395 union ccb *accb = ccb->cab.abort_ccb; 4396 switch (accb->ccb_h.func_code) { 4397 #ifdef ISP_TARGET_MODE 4398 case XPT_ACCEPT_TARGET_IO: 4399 isp_target_mark_aborted(isp, accb); 4400 break; 4401 #endif 4402 case XPT_SCSI_IO: 4403 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 4404 if (error) { 4405 ccb->ccb_h.status = CAM_UA_ABORT; 4406 } else { 4407 ccb->ccb_h.status = CAM_REQ_CMP; 4408 } 4409 break; 4410 default: 4411 ccb->ccb_h.status = CAM_REQ_INVALID; 4412 break; 4413 } 4414 xpt_done(ccb); 4415 break; 4416 } 4417 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 4418 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 4419 cts = &ccb->cts; 4420 if (!IS_CURRENT_SETTINGS(cts)) { 4421 ccb->ccb_h.status = CAM_REQ_INVALID; 4422 xpt_done(ccb); 4423 break; 4424 } 4425 tgt = cts->ccb_h.target_id; 4426 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4427 if (IS_SCSI(isp)) { 4428 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4429 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4430 sdparam *sdp = SDPARAM(isp, bus); 4431 uint16_t *dptr; 4432 4433 if (spi->valid == 0 && scsi->valid == 0) { 4434 ccb->ccb_h.status = CAM_REQ_CMP; 4435 xpt_done(ccb); 4436 break; 4437 } 4438 4439 /* 4440 * We always update (internally) from goal_flags 4441 * so any request to change settings just gets 4442 * vectored to that location. 4443 */ 4444 dptr = &sdp->isp_devparam[tgt].goal_flags; 4445 4446 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 4447 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 4448 *dptr |= DPARM_DISC; 4449 else 4450 *dptr &= ~DPARM_DISC; 4451 } 4452 4453 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 4454 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 4455 *dptr |= DPARM_TQING; 4456 else 4457 *dptr &= ~DPARM_TQING; 4458 } 4459 4460 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 4461 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 4462 *dptr |= DPARM_WIDE; 4463 else 4464 *dptr &= ~DPARM_WIDE; 4465 } 4466 4467 /* 4468 * XXX: FIX ME 4469 */ 4470 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 4471 *dptr |= DPARM_SYNC; 4472 /* 4473 * XXX: CHECK FOR LEGALITY 4474 */ 4475 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 4476 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 4477 } else { 4478 *dptr &= ~DPARM_SYNC; 4479 } 4480 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, 4481 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 4482 sdp->isp_devparam[tgt].dev_update = 1; 4483 sdp->update = 1; 4484 } 4485 ccb->ccb_h.status = CAM_REQ_CMP; 4486 xpt_done(ccb); 4487 break; 4488 case XPT_GET_TRAN_SETTINGS: 4489 cts = &ccb->cts; 4490 tgt = cts->ccb_h.target_id; 4491 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4492 if (IS_FC(isp)) { 4493 fcparam *fcp = FCPARAM(isp, bus); 4494 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4495 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 4496 4497 cts->protocol = PROTO_SCSI; 4498 cts->protocol_version = SCSI_REV_2; 4499 cts->transport = XPORT_FC; 4500 cts->transport_version = 0; 4501 4502 scsi->valid = CTS_SCSI_VALID_TQ; 4503 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 4504 fc->valid = CTS_FC_VALID_SPEED; 4505 fc->bitrate = 100000; 4506 fc->bitrate *= fcp->isp_gbspeed; 4507 if (tgt > 0 && tgt < MAX_FC_TARG) { 4508 fcportdb_t *lp = &fcp->portdb[tgt]; 4509 fc->wwnn = lp->node_wwn; 4510 fc->wwpn = lp->port_wwn; 4511 fc->port = lp->portid; 4512 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 4513 } 4514 } else { 4515 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4516 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4517 sdparam *sdp = SDPARAM(isp, bus); 4518 uint16_t dval, pval, oval; 4519 4520 if (IS_CURRENT_SETTINGS(cts)) { 4521 sdp->isp_devparam[tgt].dev_refresh = 1; 4522 sdp->update = 1; 4523 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 4524 dval = sdp->isp_devparam[tgt].actv_flags; 4525 oval = sdp->isp_devparam[tgt].actv_offset; 4526 pval = sdp->isp_devparam[tgt].actv_period; 4527 } else { 4528 dval = sdp->isp_devparam[tgt].nvrm_flags; 4529 oval = sdp->isp_devparam[tgt].nvrm_offset; 4530 pval = sdp->isp_devparam[tgt].nvrm_period; 4531 } 4532 4533 cts->protocol = PROTO_SCSI; 4534 cts->protocol_version = SCSI_REV_2; 4535 cts->transport = XPORT_SPI; 4536 cts->transport_version = 2; 4537 4538 spi->valid = 0; 4539 scsi->valid = 0; 4540 spi->flags = 0; 4541 scsi->flags = 0; 4542 if (dval & DPARM_DISC) { 4543 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4544 } 4545 if ((dval & DPARM_SYNC) && oval && pval) { 4546 spi->sync_offset = oval; 4547 spi->sync_period = pval; 4548 } else { 4549 spi->sync_offset = 0; 4550 spi->sync_period = 0; 4551 } 4552 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4553 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4554 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 4555 if (dval & DPARM_WIDE) { 4556 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4557 } else { 4558 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4559 } 4560 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 4561 scsi->valid = CTS_SCSI_VALID_TQ; 4562 if (dval & DPARM_TQING) { 4563 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4564 } 4565 spi->valid |= CTS_SPI_VALID_DISC; 4566 } 4567 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%d) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 4568 bus, tgt, cts->ccb_h.target_lun, dval, oval, pval); 4569 } 4570 ccb->ccb_h.status = CAM_REQ_CMP; 4571 xpt_done(ccb); 4572 break; 4573 4574 case XPT_CALC_GEOMETRY: 4575 cam_calc_geometry(&ccb->ccg, 1); 4576 xpt_done(ccb); 4577 break; 4578 4579 case XPT_RESET_BUS: /* Reset the specified bus */ 4580 bus = cam_sim_bus(sim); 4581 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 4582 if (error) { 4583 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4584 xpt_done(ccb); 4585 break; 4586 } 4587 if (bootverbose) { 4588 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 4589 } 4590 if (IS_FC(isp)) { 4591 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 4592 } else { 4593 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 4594 } 4595 ccb->ccb_h.status = CAM_REQ_CMP; 4596 xpt_done(ccb); 4597 break; 4598 4599 case XPT_TERM_IO: /* Terminate the I/O process */ 4600 ccb->ccb_h.status = CAM_REQ_INVALID; 4601 xpt_done(ccb); 4602 break; 4603 4604 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 4605 { 4606 struct ccb_sim_knob *kp = &ccb->knob; 4607 fcparam *fcp; 4608 4609 4610 if (!IS_FC(isp)) { 4611 ccb->ccb_h.status = CAM_REQ_INVALID; 4612 xpt_done(ccb); 4613 break; 4614 } 4615 4616 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4617 fcp = FCPARAM(isp, bus); 4618 4619 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 4620 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 4621 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 4622 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 4623 } 4624 ccb->ccb_h.status = CAM_REQ_CMP; 4625 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 4626 int rchange = 0; 4627 int newrole = 0; 4628 4629 switch (kp->xport_specific.fc.role) { 4630 case KNOB_ROLE_NONE: 4631 if (fcp->role != ISP_ROLE_NONE) { 4632 rchange = 1; 4633 newrole = ISP_ROLE_NONE; 4634 } 4635 break; 4636 case KNOB_ROLE_TARGET: 4637 if (fcp->role != ISP_ROLE_TARGET) { 4638 rchange = 1; 4639 newrole = ISP_ROLE_TARGET; 4640 } 4641 break; 4642 case KNOB_ROLE_INITIATOR: 4643 if (fcp->role != ISP_ROLE_INITIATOR) { 4644 rchange = 1; 4645 newrole = ISP_ROLE_INITIATOR; 4646 } 4647 break; 4648 case KNOB_ROLE_BOTH: 4649 #if 0 4650 if (fcp->role != ISP_ROLE_BOTH) { 4651 rchange = 1; 4652 newrole = ISP_ROLE_BOTH; 4653 } 4654 #else 4655 /* 4656 * We don't really support dual role at present on FC cards. 4657 * 4658 * We should, but a bunch of things are currently broken, 4659 * so don't allow it. 4660 */ 4661 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 4662 ccb->ccb_h.status = CAM_REQ_INVALID; 4663 #endif 4664 break; 4665 } 4666 if (rchange) { 4667 if (isp_fc_change_role(isp, bus, newrole) != 0) { 4668 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4669 #ifdef ISP_TARGET_MODE 4670 } else if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) { 4671 isp_enable_deferred_luns(isp, bus); 4672 #endif 4673 } 4674 } 4675 } 4676 xpt_done(ccb); 4677 break; 4678 } 4679 case XPT_GET_SIM_KNOB: /* Set SIM knobs */ 4680 { 4681 struct ccb_sim_knob *kp = &ccb->knob; 4682 4683 if (IS_FC(isp)) { 4684 fcparam *fcp; 4685 4686 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4687 fcp = FCPARAM(isp, bus); 4688 4689 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 4690 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 4691 switch (fcp->role) { 4692 case ISP_ROLE_NONE: 4693 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 4694 break; 4695 case ISP_ROLE_TARGET: 4696 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 4697 break; 4698 case ISP_ROLE_INITIATOR: 4699 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 4700 break; 4701 case ISP_ROLE_BOTH: 4702 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 4703 break; 4704 } 4705 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 4706 ccb->ccb_h.status = CAM_REQ_CMP; 4707 } else { 4708 ccb->ccb_h.status = CAM_REQ_INVALID; 4709 } 4710 xpt_done(ccb); 4711 break; 4712 } 4713 case XPT_PATH_INQ: /* Path routing inquiry */ 4714 { 4715 struct ccb_pathinq *cpi = &ccb->cpi; 4716 4717 cpi->version_num = 1; 4718 #ifdef ISP_TARGET_MODE 4719 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 4720 #else 4721 cpi->target_sprt = 0; 4722 #endif 4723 cpi->hba_eng_cnt = 0; 4724 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 4725 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 4726 cpi->bus_id = cam_sim_bus(sim); 4727 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 4728 if (IS_FC(isp)) { 4729 fcparam *fcp = FCPARAM(isp, bus); 4730 4731 cpi->hba_misc = PIM_NOBUSRESET; 4732 4733 /* 4734 * Because our loop ID can shift from time to time, 4735 * make our initiator ID out of range of our bus. 4736 */ 4737 cpi->initiator_id = cpi->max_target + 1; 4738 4739 /* 4740 * Set base transfer capabilities for Fibre Channel, for this HBA. 4741 */ 4742 if (IS_24XX(isp)) { 4743 cpi->base_transfer_speed = 4000000; 4744 } else if (IS_23XX(isp)) { 4745 cpi->base_transfer_speed = 2000000; 4746 } else { 4747 cpi->base_transfer_speed = 1000000; 4748 } 4749 cpi->hba_inquiry = PI_TAG_ABLE; 4750 cpi->transport = XPORT_FC; 4751 cpi->transport_version = 0; 4752 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 4753 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 4754 cpi->xport_specific.fc.port = fcp->isp_portid; 4755 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 4756 } else { 4757 sdparam *sdp = SDPARAM(isp, bus); 4758 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 4759 cpi->hba_misc = 0; 4760 cpi->initiator_id = sdp->isp_initiator_id; 4761 cpi->base_transfer_speed = 3300; 4762 cpi->transport = XPORT_SPI; 4763 cpi->transport_version = 2; 4764 } 4765 cpi->protocol = PROTO_SCSI; 4766 cpi->protocol_version = SCSI_REV_2; 4767 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 4768 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 4769 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 4770 cpi->unit_number = cam_sim_unit(sim); 4771 cpi->ccb_h.status = CAM_REQ_CMP; 4772 xpt_done(ccb); 4773 break; 4774 } 4775 default: 4776 ccb->ccb_h.status = CAM_REQ_INVALID; 4777 xpt_done(ccb); 4778 break; 4779 } 4780 } 4781 4782 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 4783 4784 void 4785 isp_done(XS_T *sccb) 4786 { 4787 ispsoftc_t *isp = XS_ISP(sccb); 4788 4789 if (XS_NOERR(sccb)) 4790 XS_SETERR(sccb, CAM_REQ_CMP); 4791 4792 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 4793 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 4794 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 4795 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 4796 } else { 4797 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 4798 } 4799 } 4800 4801 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4802 if ((sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4803 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); 4804 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 4805 sccb->ccb_h.status |= CAM_DEV_QFRZN; 4806 xpt_freeze_devq(sccb->ccb_h.path, 1); 4807 } 4808 } 4809 4810 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4811 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 4812 } 4813 4814 XS_CMD_S_DONE(sccb); 4815 callout_stop(&PISP_PCMD(sccb)->wdog); 4816 XS_CMD_S_CLEAR(sccb); 4817 isp_free_pcmd(isp, (union ccb *) sccb); 4818 xpt_done((union ccb *) sccb); 4819 } 4820 4821 void 4822 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 4823 { 4824 int bus; 4825 static const char prom[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s WWPN 0x%08x%08x"; 4826 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s tgt %u WWPN 0x%08x%08x"; 4827 char *msg = NULL; 4828 target_id_t tgt; 4829 fcportdb_t *lp; 4830 struct isp_fc *fc; 4831 struct cam_path *tmppath; 4832 va_list ap; 4833 4834 switch (cmd) { 4835 case ISPASYNC_NEW_TGT_PARAMS: 4836 { 4837 struct ccb_trans_settings_scsi *scsi; 4838 struct ccb_trans_settings_spi *spi; 4839 int flags, tgt; 4840 sdparam *sdp; 4841 struct ccb_trans_settings cts; 4842 4843 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 4844 4845 va_start(ap, cmd); 4846 bus = va_arg(ap, int); 4847 tgt = va_arg(ap, int); 4848 va_end(ap); 4849 sdp = SDPARAM(isp, bus); 4850 4851 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4852 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 4853 break; 4854 } 4855 flags = sdp->isp_devparam[tgt].actv_flags; 4856 cts.type = CTS_TYPE_CURRENT_SETTINGS; 4857 cts.protocol = PROTO_SCSI; 4858 cts.transport = XPORT_SPI; 4859 4860 scsi = &cts.proto_specific.scsi; 4861 spi = &cts.xport_specific.spi; 4862 4863 if (flags & DPARM_TQING) { 4864 scsi->valid |= CTS_SCSI_VALID_TQ; 4865 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4866 } 4867 4868 if (flags & DPARM_DISC) { 4869 spi->valid |= CTS_SPI_VALID_DISC; 4870 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4871 } 4872 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 4873 if (flags & DPARM_WIDE) { 4874 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4875 } else { 4876 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4877 } 4878 if (flags & DPARM_SYNC) { 4879 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4880 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4881 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 4882 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 4883 } 4884 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); 4885 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 4886 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 4887 xpt_free_path(tmppath); 4888 break; 4889 } 4890 case ISPASYNC_BUS_RESET: 4891 { 4892 va_start(ap, cmd); 4893 bus = va_arg(ap, int); 4894 va_end(ap); 4895 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 4896 if (IS_FC(isp)) { 4897 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 4898 } else { 4899 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 4900 } 4901 break; 4902 } 4903 case ISPASYNC_LIP: 4904 if (msg == NULL) { 4905 msg = "LIP Received"; 4906 } 4907 /* FALLTHROUGH */ 4908 case ISPASYNC_LOOP_RESET: 4909 if (msg == NULL) { 4910 msg = "LOOP Reset"; 4911 } 4912 /* FALLTHROUGH */ 4913 case ISPASYNC_LOOP_DOWN: 4914 { 4915 if (msg == NULL) { 4916 msg = "LOOP Down"; 4917 } 4918 va_start(ap, cmd); 4919 bus = va_arg(ap, int); 4920 va_end(ap); 4921 4922 FCPARAM(isp, bus)->link_active = 0; 4923 4924 fc = ISP_FC_PC(isp, bus); 4925 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) { 4926 /* 4927 * We don't do any simq freezing if we are only in target mode 4928 */ 4929 if (fc->role & ISP_ROLE_INITIATOR) { 4930 if (fc->path) { 4931 isp_freeze_loopdown(isp, bus, msg); 4932 } 4933 if (!callout_active(&fc->ldt)) { 4934 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc); 4935 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "starting Loop Down Timer @ %lu", (unsigned long) time_uptime); 4936 } 4937 } 4938 } 4939 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg); 4940 break; 4941 } 4942 case ISPASYNC_LOOP_UP: 4943 va_start(ap, cmd); 4944 bus = va_arg(ap, int); 4945 va_end(ap); 4946 fc = ISP_FC_PC(isp, bus); 4947 /* 4948 * Now we just note that Loop has come up. We don't 4949 * actually do anything because we're waiting for a 4950 * Change Notify before activating the FC cleanup 4951 * thread to look at the state of the loop again. 4952 */ 4953 FCPARAM(isp, bus)->link_active = 1; 4954 fc->loop_dead = 0; 4955 fc->loop_down_time = 0; 4956 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 4957 break; 4958 case ISPASYNC_DEV_ARRIVED: 4959 va_start(ap, cmd); 4960 bus = va_arg(ap, int); 4961 lp = va_arg(ap, fcportdb_t *); 4962 va_end(ap); 4963 fc = ISP_FC_PC(isp, bus); 4964 lp->reserved = 0; 4965 if ((fc->role & ISP_ROLE_INITIATOR) && (lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT))) { 4966 int dbidx = lp - FCPARAM(isp, bus)->portdb; 4967 int i; 4968 4969 for (i = 0; i < MAX_FC_TARG; i++) { 4970 if (i >= FL_ID && i <= SNS_ID) { 4971 continue; 4972 } 4973 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) { 4974 break; 4975 } 4976 } 4977 if (i < MAX_FC_TARG) { 4978 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1; 4979 lp->dev_map_idx = i + 1; 4980 } else { 4981 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 4982 isp_dump_portdb(isp, bus); 4983 } 4984 } 4985 if (lp->dev_map_idx) { 4986 tgt = lp->dev_map_idx - 1; 4987 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "arrived at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 4988 isp_make_here(isp, bus, tgt); 4989 } else { 4990 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "arrived", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 4991 } 4992 break; 4993 case ISPASYNC_DEV_CHANGED: 4994 va_start(ap, cmd); 4995 bus = va_arg(ap, int); 4996 lp = va_arg(ap, fcportdb_t *); 4997 va_end(ap); 4998 fc = ISP_FC_PC(isp, bus); 4999 lp->reserved = 0; 5000 if (isp_change_is_bad) { 5001 lp->state = FC_PORTDB_STATE_NIL; 5002 if (lp->dev_map_idx) { 5003 tgt = lp->dev_map_idx - 1; 5004 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0; 5005 lp->dev_map_idx = 0; 5006 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad"); 5007 isp_make_gone(isp, bus, tgt); 5008 } else { 5009 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "changed and departed", 5010 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5011 } 5012 } else { 5013 lp->portid = lp->new_portid; 5014 lp->roles = lp->new_roles; 5015 if (lp->dev_map_idx) { 5016 int t = lp->dev_map_idx - 1; 5017 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1; 5018 tgt = lp->dev_map_idx - 1; 5019 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "changed at", tgt, 5020 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5021 } else { 5022 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "changed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5023 } 5024 } 5025 break; 5026 case ISPASYNC_DEV_STAYED: 5027 va_start(ap, cmd); 5028 bus = va_arg(ap, int); 5029 lp = va_arg(ap, fcportdb_t *); 5030 va_end(ap); 5031 if (lp->dev_map_idx) { 5032 tgt = lp->dev_map_idx - 1; 5033 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "stayed at", tgt, 5034 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5035 } else { 5036 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "stayed", 5037 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5038 } 5039 break; 5040 case ISPASYNC_DEV_GONE: 5041 va_start(ap, cmd); 5042 bus = va_arg(ap, int); 5043 lp = va_arg(ap, fcportdb_t *); 5044 va_end(ap); 5045 fc = ISP_FC_PC(isp, bus); 5046 /* 5047 * If this has a virtual target and we haven't marked it 5048 * that we're going to have isp_gdt tell the OS it's gone, 5049 * set the isp_gdt timer running on it. 5050 * 5051 * If it isn't marked that isp_gdt is going to get rid of it, 5052 * announce that it's gone. 5053 */ 5054 if (lp->dev_map_idx && lp->reserved == 0) { 5055 lp->reserved = 1; 5056 lp->new_reserved = ISP_FC_PC(isp, bus)->gone_device_time; 5057 lp->state = FC_PORTDB_STATE_ZOMBIE; 5058 if (fc->ready && !callout_active(&fc->gdt)) { 5059 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d starting Gone Device Timer", bus); 5060 callout_reset(&fc->gdt, hz, isp_gdt, fc); 5061 } 5062 tgt = lp->dev_map_idx - 1; 5063 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "gone zombie at", tgt, (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5064 } else if (lp->reserved == 0) { 5065 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "departed", (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5066 } 5067 break; 5068 case ISPASYNC_CHANGE_NOTIFY: 5069 { 5070 char *msg; 5071 int evt, nphdl, nlstate, reason; 5072 5073 va_start(ap, cmd); 5074 bus = va_arg(ap, int); 5075 evt = va_arg(ap, int); 5076 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) { 5077 nphdl = va_arg(ap, int); 5078 nlstate = va_arg(ap, int); 5079 reason = va_arg(ap, int); 5080 } else { 5081 nphdl = NIL_HANDLE; 5082 nlstate = reason = 0; 5083 } 5084 va_end(ap); 5085 fc = ISP_FC_PC(isp, bus); 5086 5087 if (evt == ISPASYNC_CHANGE_PDB) { 5088 msg = "Chan %d Port Database Changed"; 5089 } else if (evt == ISPASYNC_CHANGE_SNS) { 5090 msg = "Chan %d Name Server Database Changed"; 5091 } else { 5092 msg = "Chan %d Other Change Notify"; 5093 } 5094 5095 /* 5096 * If the loop down timer is running, cancel it. 5097 */ 5098 if (fc->ready && callout_active(&fc->ldt)) { 5099 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime); 5100 callout_stop(&fc->ldt); 5101 } 5102 isp_prt(isp, ISP_LOGINFO, msg, bus); 5103 if (fc->role & ISP_ROLE_INITIATOR) { 5104 isp_freeze_loopdown(isp, bus, msg); 5105 } 5106 wakeup(fc); 5107 break; 5108 } 5109 #ifdef ISP_TARGET_MODE 5110 case ISPASYNC_TARGET_NOTIFY: 5111 { 5112 isp_notify_t *notify; 5113 va_start(ap, cmd); 5114 notify = va_arg(ap, isp_notify_t *); 5115 va_end(ap); 5116 switch (notify->nt_ncode) { 5117 case NT_ABORT_TASK: 5118 case NT_ABORT_TASK_SET: 5119 case NT_CLEAR_ACA: 5120 case NT_CLEAR_TASK_SET: 5121 case NT_LUN_RESET: 5122 case NT_TARGET_RESET: 5123 /* 5124 * These are task management functions. 5125 */ 5126 isp_handle_platform_target_tmf(isp, notify); 5127 break; 5128 case NT_BUS_RESET: 5129 case NT_LIP_RESET: 5130 case NT_LINK_UP: 5131 case NT_LINK_DOWN: 5132 /* 5133 * No action need be taken here. 5134 */ 5135 break; 5136 case NT_HBA_RESET: 5137 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 5138 break; 5139 case NT_LOGOUT: 5140 /* 5141 * This is device arrival/departure notification 5142 */ 5143 isp_handle_platform_target_notify_ack(isp, notify); 5144 break; 5145 case NT_ARRIVED: 5146 { 5147 struct ac_contract ac; 5148 struct ac_device_changed *fc; 5149 5150 ac.contract_number = AC_CONTRACT_DEV_CHG; 5151 fc = (struct ac_device_changed *) ac.contract_data; 5152 fc->wwpn = notify->nt_wwn; 5153 fc->port = notify->nt_sid; 5154 fc->target = notify->nt_nphdl; 5155 fc->arrived = 1; 5156 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5157 break; 5158 } 5159 case NT_DEPARTED: 5160 { 5161 struct ac_contract ac; 5162 struct ac_device_changed *fc; 5163 5164 ac.contract_number = AC_CONTRACT_DEV_CHG; 5165 fc = (struct ac_device_changed *) ac.contract_data; 5166 fc->wwpn = notify->nt_wwn; 5167 fc->port = notify->nt_sid; 5168 fc->target = notify->nt_nphdl; 5169 fc->arrived = 0; 5170 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5171 break; 5172 } 5173 default: 5174 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 5175 isp_handle_platform_target_notify_ack(isp, notify); 5176 break; 5177 } 5178 break; 5179 } 5180 case ISPASYNC_TARGET_ACTION: 5181 { 5182 isphdr_t *hp; 5183 5184 va_start(ap, cmd); 5185 hp = va_arg(ap, isphdr_t *); 5186 va_end(ap); 5187 switch (hp->rqs_entry_type) { 5188 default: 5189 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 5190 break; 5191 case RQSTYPE_NOTIFY: 5192 if (IS_SCSI(isp)) { 5193 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp); 5194 } else if (IS_24XX(isp)) { 5195 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 5196 } else { 5197 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 5198 } 5199 break; 5200 case RQSTYPE_ATIO: 5201 if (IS_24XX(isp)) { 5202 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 5203 } else { 5204 isp_handle_platform_atio(isp, (at_entry_t *) hp); 5205 } 5206 break; 5207 case RQSTYPE_ATIO2: 5208 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 5209 break; 5210 case RQSTYPE_CTIO7: 5211 case RQSTYPE_CTIO3: 5212 case RQSTYPE_CTIO2: 5213 case RQSTYPE_CTIO: 5214 isp_handle_platform_ctio(isp, hp); 5215 break; 5216 case RQSTYPE_ABTS_RCVD: 5217 { 5218 abts_t *abts = (abts_t *)hp; 5219 isp_notify_t notify, *nt = ¬ify; 5220 tstate_t *tptr; 5221 fcportdb_t *lp; 5222 uint16_t chan; 5223 uint32_t sid, did; 5224 5225 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 5226 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 5227 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 5228 5229 nt->nt_hba = isp; 5230 nt->nt_did = did; 5231 nt->nt_nphdl = abts->abts_nphdl; 5232 nt->nt_sid = sid; 5233 isp_find_chan_by_did(isp, did, &chan); 5234 if (chan == ISP_NOCHAN) { 5235 nt->nt_tgt = TGT_ANY; 5236 } else { 5237 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 5238 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) { 5239 nt->nt_wwn = lp->port_wwn; 5240 } else { 5241 nt->nt_wwn = INI_ANY; 5242 } 5243 } 5244 /* 5245 * Try hard to find the lun for this command. 5246 */ 5247 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 5248 if (tptr) { 5249 nt->nt_lun = xpt_path_lun_id(tptr->owner); 5250 rls_lun_statep(isp, tptr); 5251 } else { 5252 nt->nt_lun = LUN_ANY; 5253 } 5254 nt->nt_need_ack = 1; 5255 nt->nt_tagval = abts->abts_rxid_task; 5256 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 5257 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 5258 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)", 5259 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 5260 } else { 5261 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)", 5262 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 5263 } 5264 nt->nt_channel = chan; 5265 nt->nt_ncode = NT_ABORT_TASK; 5266 nt->nt_lreserved = hp; 5267 isp_handle_platform_target_tmf(isp, nt); 5268 break; 5269 } 5270 case RQSTYPE_ENABLE_LUN: 5271 case RQSTYPE_MODIFY_LUN: 5272 isp_ledone(isp, (lun_entry_t *) hp); 5273 break; 5274 } 5275 break; 5276 } 5277 #endif 5278 case ISPASYNC_FW_CRASH: 5279 { 5280 uint16_t mbox1, mbox6; 5281 mbox1 = ISP_READ(isp, OUTMAILBOX1); 5282 if (IS_DUALBUS(isp)) { 5283 mbox6 = ISP_READ(isp, OUTMAILBOX6); 5284 } else { 5285 mbox6 = 0; 5286 } 5287 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 5288 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 5289 isp->isp_osinfo.mbox_sleep_ok = 0; 5290 isp_reinit(isp, 1); 5291 isp->isp_osinfo.mbox_sleep_ok = mbox1; 5292 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 5293 break; 5294 } 5295 default: 5296 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 5297 break; 5298 } 5299 } 5300 5301 5302 /* 5303 * Locks are held before coming here. 5304 */ 5305 void 5306 isp_uninit(ispsoftc_t *isp) 5307 { 5308 if (IS_24XX(isp)) { 5309 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 5310 } else { 5311 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 5312 } 5313 ISP_DISABLE_INTS(isp); 5314 } 5315 5316 /* 5317 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 5318 * up from our platform default (defww{p|n}n) and morph them based upon 5319 * channel. 5320 * 5321 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 5322 * based upon channel. 5323 */ 5324 5325 uint64_t 5326 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 5327 { 5328 uint64_t seed; 5329 struct isp_fc *fc = ISP_FC_PC(isp, chan); 5330 5331 /* 5332 * If we're asking for a active WWN, the default overrides get 5333 * returned, otherwise the NVRAM value is picked. 5334 * 5335 * If we're asking for a default WWN, we just pick the default override. 5336 */ 5337 if (isactive) { 5338 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5339 if (seed) { 5340 return (seed); 5341 } 5342 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 5343 if (seed) { 5344 return (seed); 5345 } 5346 return (0x400000007F000009ull); 5347 } else { 5348 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5349 } 5350 5351 5352 /* 5353 * For channel zero just return what we have. For either ACIIVE or 5354 * DEFAULT cases, we depend on default override of NVRAM values for 5355 * channel zero. 5356 */ 5357 if (chan == 0) { 5358 return (seed); 5359 } 5360 5361 /* 5362 * For other channels, we are doing one of three things: 5363 * 5364 * 1. If what we have now is non-zero, return it. Otherwise we morph 5365 * values from channel 0. 2. If we're here for a WWPN we synthesize 5366 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 5367 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 5368 */ 5369 5370 if (seed) { 5371 return (seed); 5372 } 5373 if (isactive) { 5374 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 5375 } else { 5376 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 5377 } 5378 5379 if (((seed >> 60) & 0xf) == 2) { 5380 /* 5381 * The type 2 NAA fields for QLogic cards appear be laid out 5382 * thusly: 5383 * 5384 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 5385 * port (1) or node (0) WWN distinguishor bit 48 5386 * physical port on dual-port chips (23XX/24XX) 5387 * 5388 * This is somewhat nutty, particularly since bit 48 is 5389 * irrelevant as they assign seperate serial numbers to 5390 * different physical ports anyway. 5391 * 5392 * We'll stick our channel number plus one first into bits 5393 * 57..59 and thence into bits 52..55 which allows for 8 bits 5394 * of channel which is comfortably more than our maximum 5395 * (126) now. 5396 */ 5397 seed &= ~0x0FF0000000000000ULL; 5398 if (iswwnn == 0) { 5399 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 5400 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 5401 } 5402 } else { 5403 seed = 0; 5404 } 5405 return (seed); 5406 } 5407 5408 void 5409 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 5410 { 5411 va_list ap; 5412 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5413 return; 5414 } 5415 printf("%s: ", device_get_nameunit(isp->isp_dev)); 5416 va_start(ap, fmt); 5417 vprintf(fmt, ap); 5418 va_end(ap); 5419 printf("\n"); 5420 } 5421 5422 uint64_t 5423 isp_nanotime_sub(struct timespec *b, struct timespec *a) 5424 { 5425 uint64_t elapsed; 5426 struct timespec x = *b; 5427 timespecsub(&x, a); 5428 elapsed = GET_NANOSEC(&x); 5429 if (elapsed == 0) 5430 elapsed++; 5431 return (elapsed); 5432 } 5433 5434 int 5435 isp_mbox_acquire(ispsoftc_t *isp) 5436 { 5437 if (isp->isp_osinfo.mboxbsy) { 5438 return (1); 5439 } else { 5440 isp->isp_osinfo.mboxcmd_done = 0; 5441 isp->isp_osinfo.mboxbsy = 1; 5442 return (0); 5443 } 5444 } 5445 5446 void 5447 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 5448 { 5449 unsigned int usecs = mbp->timeout; 5450 unsigned int max, olim, ilim; 5451 5452 if (usecs == 0) { 5453 usecs = MBCMD_DEFAULT_TIMEOUT; 5454 } 5455 max = isp->isp_mbxwrk0 + 1; 5456 5457 if (isp->isp_osinfo.mbox_sleep_ok) { 5458 unsigned int ms = (usecs + 999) / 1000; 5459 5460 isp->isp_osinfo.mbox_sleep_ok = 0; 5461 isp->isp_osinfo.mbox_sleeping = 1; 5462 for (olim = 0; olim < max; olim++) { 5463 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 5464 if (isp->isp_osinfo.mboxcmd_done) { 5465 break; 5466 } 5467 } 5468 isp->isp_osinfo.mbox_sleep_ok = 1; 5469 isp->isp_osinfo.mbox_sleeping = 0; 5470 } else { 5471 for (olim = 0; olim < max; olim++) { 5472 for (ilim = 0; ilim < usecs; ilim += 100) { 5473 uint32_t isr; 5474 uint16_t sema, mbox; 5475 if (isp->isp_osinfo.mboxcmd_done) { 5476 break; 5477 } 5478 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 5479 isp_intr(isp, isr, sema, mbox); 5480 if (isp->isp_osinfo.mboxcmd_done) { 5481 break; 5482 } 5483 } 5484 ISP_DELAY(100); 5485 } 5486 if (isp->isp_osinfo.mboxcmd_done) { 5487 break; 5488 } 5489 } 5490 } 5491 if (isp->isp_osinfo.mboxcmd_done == 0) { 5492 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 5493 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 5494 mbp->param[0] = MBOX_TIMEOUT; 5495 isp->isp_osinfo.mboxcmd_done = 1; 5496 } 5497 } 5498 5499 void 5500 isp_mbox_notify_done(ispsoftc_t *isp) 5501 { 5502 if (isp->isp_osinfo.mbox_sleeping) { 5503 wakeup(&isp->isp_mbxworkp); 5504 } 5505 isp->isp_osinfo.mboxcmd_done = 1; 5506 } 5507 5508 void 5509 isp_mbox_release(ispsoftc_t *isp) 5510 { 5511 isp->isp_osinfo.mboxbsy = 0; 5512 } 5513 5514 int 5515 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 5516 { 5517 int ret = 0; 5518 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 5519 ret = -1; 5520 } else { 5521 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 5522 } 5523 return (ret); 5524 } 5525 5526 int 5527 isp_mstohz(int ms) 5528 { 5529 int hz; 5530 struct timeval t; 5531 t.tv_sec = ms / 1000; 5532 t.tv_usec = (ms % 1000) * 1000; 5533 hz = tvtohz(&t); 5534 if (hz < 0) { 5535 hz = 0x7fffffff; 5536 } 5537 if (hz == 0) { 5538 hz = 1; 5539 } 5540 return (hz); 5541 } 5542 5543 void 5544 isp_platform_intr(void *arg) 5545 { 5546 ispsoftc_t *isp = arg; 5547 uint32_t isr; 5548 uint16_t sema, mbox; 5549 5550 ISP_LOCK(isp); 5551 isp->isp_intcnt++; 5552 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) { 5553 isp->isp_intbogus++; 5554 } else { 5555 isp_intr(isp, isr, sema, mbox); 5556 } 5557 ISP_UNLOCK(isp); 5558 } 5559 5560 void 5561 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 5562 { 5563 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 5564 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 5565 } else { 5566 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 5567 } 5568 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 5569 } 5570 5571 void 5572 isp_timer(void *arg) 5573 { 5574 ispsoftc_t *isp = arg; 5575 #ifdef ISP_TARGET_MODE 5576 isp_tmcmd_restart(isp); 5577 #endif 5578 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 5579 } 5580