1 /*- 2 * Copyright (c) 1997-2009 by Matthew Jacob 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice immediately at the beginning of the file, without modification, 10 * this list of conditions, and the following disclaimer. 11 * 2. The name of the author may not be used to endorse or promote products 12 * derived from this software without specific prior written permission. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 29 */ 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 #include <dev/isp/isp_freebsd.h> 33 #include <sys/unistd.h> 34 #include <sys/kthread.h> 35 #include <sys/conf.h> 36 #include <sys/module.h> 37 #include <sys/ioccom.h> 38 #include <dev/isp/isp_ioctl.h> 39 #include <sys/devicestat.h> 40 #include <cam/cam_periph.h> 41 #include <cam/cam_xpt_periph.h> 42 43 #if __FreeBSD_version < 800002 44 #define THREAD_CREATE kthread_create 45 #else 46 #define THREAD_CREATE kproc_create 47 #endif 48 49 MODULE_VERSION(isp, 1); 50 MODULE_DEPEND(isp, cam, 1, 1, 1); 51 int isp_announced = 0; 52 int isp_fabric_hysteresis = 5; 53 int isp_loop_down_limit = 60; /* default loop down limit */ 54 int isp_change_is_bad = 0; /* "changed" devices are bad */ 55 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 56 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 57 int isp_autoconfig = 1; /* automatically attach/detach devices */ 58 static const char *roles[4] = { 59 "(none)", "Target", "Initiator", "Target/Initiator" 60 }; 61 static const char prom3[] = "Chan %d PortID 0x%06x Departed from Target %u because of %s"; 62 static const char rqo[] = "%s: Request Queue Overflow\n"; 63 64 static void isp_freeze_loopdown(ispsoftc_t *, int, char *); 65 static d_ioctl_t ispioctl; 66 static void isp_intr_enable(void *); 67 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 68 static void isp_poll(struct cam_sim *); 69 static timeout_t isp_watchdog; 70 static timeout_t isp_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 fc->gone_device_time = isp_gone_device_time; 145 fc->loop_down_limit = isp_loop_down_limit; 146 fc->hysteresis = isp_fabric_hysteresis; 147 callout_init_mtx(&fc->ldt, &isp->isp_osinfo.lock, 0); 148 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 149 150 /* 151 * We start by being "loop down" if we have an initiator role 152 */ 153 if (fcp->role & ISP_ROLE_INITIATOR) { 154 isp_freeze_loopdown(isp, chan, "isp_attach"); 155 callout_reset(&fc->ldt, isp_quickboot_time * hz, isp_ldt, fc); 156 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Initial Loop Down Timer @ %lu", (unsigned long) time_uptime); 157 } 158 ISP_UNLOCK(isp); 159 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 160 xpt_free_path(fc->path); 161 ISP_LOCK(isp); 162 if (callout_active(&fc->ldt)) { 163 callout_stop(&fc->ldt); 164 } 165 xpt_bus_deregister(cam_sim_path(fc->sim)); 166 ISP_UNLOCK(isp); 167 cam_sim_free(fc->sim, FALSE); 168 return (ENOMEM); 169 } 170 #ifdef ISP_INTERNAL_TARGET 171 ISP_SET_PC(isp, chan, proc_active, 1); 172 if (THREAD_CREATE(isp_target_thread_fc, fc, &fc->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 173 ISP_SET_PC(isp, chan, proc_active, 0); 174 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 175 } 176 #endif 177 } 178 return (0); 179 } 180 181 int 182 isp_attach(ispsoftc_t *isp) 183 { 184 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 185 int du = device_get_unit(isp->isp_dev); 186 int chan; 187 188 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 189 isp->isp_osinfo.ehook.ich_arg = isp; 190 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 191 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 192 return (-EIO); 193 } 194 isp->isp_osinfo.ehook_active = 1; 195 196 197 /* 198 * Create the device queue for our SIM(s). 199 */ 200 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 201 if (isp->isp_osinfo.devq == NULL) { 202 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 203 return (EIO); 204 } 205 206 for (chan = 0; chan < isp->isp_nchan; chan++) { 207 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 208 goto unwind; 209 } 210 } 211 212 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 213 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 214 isp->isp_osinfo.timer_active = 1; 215 216 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 217 if (isp->isp_osinfo.cdev) { 218 isp->isp_osinfo.cdev->si_drv1 = isp; 219 } 220 return (0); 221 222 unwind: 223 while (--chan >= 0) { 224 struct cam_sim *sim; 225 struct cam_path *path; 226 if (IS_FC(isp)) { 227 sim = ISP_FC_PC(isp, chan)->sim; 228 path = ISP_FC_PC(isp, chan)->path; 229 } else { 230 sim = ISP_SPI_PC(isp, chan)->sim; 231 path = ISP_SPI_PC(isp, chan)->path; 232 } 233 xpt_free_path(path); 234 ISP_LOCK(isp); 235 xpt_bus_deregister(cam_sim_path(sim)); 236 ISP_UNLOCK(isp); 237 cam_sim_free(sim, FALSE); 238 } 239 if (isp->isp_osinfo.ehook_active) { 240 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 241 isp->isp_osinfo.ehook_active = 0; 242 } 243 if (isp->isp_osinfo.cdev) { 244 destroy_dev(isp->isp_osinfo.cdev); 245 isp->isp_osinfo.cdev = NULL; 246 } 247 cam_simq_free(isp->isp_osinfo.devq); 248 isp->isp_osinfo.devq = NULL; 249 return (-1); 250 } 251 252 void 253 isp_detach(ispsoftc_t *isp) 254 { 255 int chan; 256 257 ISP_LOCK(isp); 258 if (isp->isp_osinfo.timer_active) { 259 callout_stop(&isp->isp_osinfo.tmo); 260 isp->isp_osinfo.timer_active = 0; 261 } 262 ISP_UNLOCK(isp); 263 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 264 struct cam_sim *sim; 265 struct cam_path *path; 266 if (IS_FC(isp)) { 267 sim = ISP_FC_PC(isp, chan)->sim; 268 path = ISP_FC_PC(isp, chan)->path; 269 } else { 270 sim = ISP_SPI_PC(isp, chan)->sim; 271 path = ISP_SPI_PC(isp, chan)->path; 272 } 273 xpt_free_path(path); 274 ISP_LOCK(isp); 275 xpt_bus_deregister(cam_sim_path(sim)); 276 ISP_UNLOCK(isp); 277 cam_sim_free(sim, FALSE); 278 } 279 if (isp->isp_osinfo.cdev) { 280 destroy_dev(isp->isp_osinfo.cdev); 281 isp->isp_osinfo.cdev = NULL; 282 } 283 if (isp->isp_osinfo.ehook_active) { 284 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 285 isp->isp_osinfo.ehook_active = 0; 286 } 287 if (isp->isp_osinfo.devq != NULL) { 288 cam_simq_free(isp->isp_osinfo.devq); 289 isp->isp_osinfo.devq = NULL; 290 } 291 } 292 293 static void 294 isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg) 295 { 296 if (IS_FC(isp)) { 297 struct isp_fc *fc = ISP_FC_PC(isp, chan); 298 if (fc->simqfrozen == 0) { 299 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan); 300 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 301 xpt_freeze_simq(fc->sim, 1); 302 } else { 303 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan); 304 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 305 } 306 } 307 } 308 309 310 static int 311 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 312 { 313 ispsoftc_t *isp; 314 int nr, chan, retval = ENOTTY; 315 316 isp = dev->si_drv1; 317 318 switch (c) { 319 case ISP_SDBLEV: 320 { 321 int olddblev = isp->isp_dblev; 322 isp->isp_dblev = *(int *)addr; 323 *(int *)addr = olddblev; 324 retval = 0; 325 break; 326 } 327 case ISP_GETROLE: 328 chan = *(int *)addr; 329 if (chan < 0 || chan >= isp->isp_nchan) { 330 retval = -ENXIO; 331 break; 332 } 333 if (IS_FC(isp)) { 334 *(int *)addr = FCPARAM(isp, chan)->role; 335 } else { 336 *(int *)addr = SDPARAM(isp, chan)->role; 337 } 338 retval = 0; 339 break; 340 case ISP_SETROLE: 341 nr = *(int *)addr; 342 chan = nr >> 8; 343 if (chan < 0 || chan >= isp->isp_nchan) { 344 retval = -ENXIO; 345 break; 346 } 347 nr &= 0xff; 348 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 349 retval = EINVAL; 350 break; 351 } 352 if (IS_FC(isp)) { 353 /* 354 * We don't really support dual role at present on FC cards. 355 * 356 * We should, but a bunch of things are currently broken, 357 * so don't allow it. 358 */ 359 if (nr == ISP_ROLE_BOTH) { 360 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 361 retval = EINVAL; 362 break; 363 } 364 *(int *)addr = FCPARAM(isp, chan)->role; 365 #ifdef ISP_INTERNAL_TARGET 366 ISP_LOCK(isp); 367 retval = isp_fc_change_role(isp, chan, nr); 368 ISP_UNLOCK(isp); 369 #else 370 FCPARAM(isp, chan)->role = nr; 371 #endif 372 } else { 373 *(int *)addr = SDPARAM(isp, chan)->role; 374 SDPARAM(isp, chan)->role = nr; 375 } 376 retval = 0; 377 break; 378 379 case ISP_RESETHBA: 380 ISP_LOCK(isp); 381 #ifdef ISP_TARGET_MODE 382 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 383 #endif 384 isp_reinit(isp, 0); 385 ISP_UNLOCK(isp); 386 retval = 0; 387 break; 388 389 case ISP_RESCAN: 390 if (IS_FC(isp)) { 391 chan = *(int *)addr; 392 if (chan < 0 || chan >= isp->isp_nchan) { 393 retval = -ENXIO; 394 break; 395 } 396 ISP_LOCK(isp); 397 if (isp_fc_runstate(isp, chan, 5 * 1000000)) { 398 retval = EIO; 399 } else { 400 retval = 0; 401 } 402 ISP_UNLOCK(isp); 403 } 404 break; 405 406 case ISP_FC_LIP: 407 if (IS_FC(isp)) { 408 chan = *(int *)addr; 409 if (chan < 0 || chan >= isp->isp_nchan) { 410 retval = -ENXIO; 411 break; 412 } 413 ISP_LOCK(isp); 414 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 415 retval = EIO; 416 } else { 417 retval = 0; 418 } 419 ISP_UNLOCK(isp); 420 } 421 break; 422 case ISP_FC_GETDINFO: 423 { 424 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 425 fcportdb_t *lp; 426 427 if (IS_SCSI(isp)) { 428 break; 429 } 430 if (ifc->loopid >= MAX_FC_TARG) { 431 retval = EINVAL; 432 break; 433 } 434 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 435 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) { 436 ifc->role = lp->roles; 437 ifc->loopid = lp->handle; 438 ifc->portid = lp->portid; 439 ifc->node_wwn = lp->node_wwn; 440 ifc->port_wwn = lp->port_wwn; 441 retval = 0; 442 } else { 443 retval = ENODEV; 444 } 445 break; 446 } 447 case ISP_GET_STATS: 448 { 449 isp_stats_t *sp = (isp_stats_t *) addr; 450 451 ISP_MEMZERO(sp, sizeof (*sp)); 452 sp->isp_stat_version = ISP_STATS_VERSION; 453 sp->isp_type = isp->isp_type; 454 sp->isp_revision = isp->isp_revision; 455 ISP_LOCK(isp); 456 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 457 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 458 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 459 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 460 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 461 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 462 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 463 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 464 ISP_UNLOCK(isp); 465 retval = 0; 466 break; 467 } 468 case ISP_CLR_STATS: 469 ISP_LOCK(isp); 470 isp->isp_intcnt = 0; 471 isp->isp_intbogus = 0; 472 isp->isp_intmboxc = 0; 473 isp->isp_intoasync = 0; 474 isp->isp_rsltccmplt = 0; 475 isp->isp_fphccmplt = 0; 476 isp->isp_rscchiwater = 0; 477 isp->isp_fpcchiwater = 0; 478 ISP_UNLOCK(isp); 479 retval = 0; 480 break; 481 case ISP_FC_GETHINFO: 482 { 483 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 484 int chan = hba->fc_channel; 485 486 if (chan < 0 || chan >= isp->isp_nchan) { 487 retval = ENXIO; 488 break; 489 } 490 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 491 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 492 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 493 hba->fc_nchannels = isp->isp_nchan; 494 if (IS_FC(isp)) { 495 hba->fc_nports = MAX_FC_TARG; 496 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 497 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 498 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 499 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 500 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 501 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 502 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 503 } else { 504 hba->fc_nports = MAX_TARGETS; 505 hba->fc_speed = 0; 506 hba->fc_topology = 0; 507 hba->nvram_node_wwn = 0ull; 508 hba->nvram_port_wwn = 0ull; 509 hba->active_node_wwn = 0ull; 510 hba->active_port_wwn = 0ull; 511 } 512 retval = 0; 513 break; 514 } 515 case ISP_TSK_MGMT: 516 { 517 int needmarker; 518 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 519 uint16_t loopid; 520 mbreg_t mbs; 521 522 if (IS_SCSI(isp)) { 523 break; 524 } 525 526 chan = fct->chan; 527 if (chan < 0 || chan >= isp->isp_nchan) { 528 retval = -ENXIO; 529 break; 530 } 531 532 needmarker = retval = 0; 533 loopid = fct->loopid; 534 ISP_LOCK(isp); 535 if (IS_24XX(isp)) { 536 uint8_t local[QENTRY_LEN]; 537 isp24xx_tmf_t *tmf; 538 isp24xx_statusreq_t *sp; 539 fcparam *fcp = FCPARAM(isp, chan); 540 fcportdb_t *lp; 541 int i; 542 543 for (i = 0; i < MAX_FC_TARG; i++) { 544 lp = &fcp->portdb[i]; 545 if (lp->handle == loopid) { 546 break; 547 } 548 } 549 if (i == MAX_FC_TARG) { 550 retval = ENXIO; 551 ISP_UNLOCK(isp); 552 break; 553 } 554 /* XXX VALIDATE LP XXX */ 555 tmf = (isp24xx_tmf_t *) local; 556 ISP_MEMZERO(tmf, QENTRY_LEN); 557 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 558 tmf->tmf_header.rqs_entry_count = 1; 559 tmf->tmf_nphdl = lp->handle; 560 tmf->tmf_delay = 2; 561 tmf->tmf_timeout = 2; 562 tmf->tmf_tidlo = lp->portid; 563 tmf->tmf_tidhi = lp->portid >> 16; 564 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan); 565 tmf->tmf_lun[1] = fct->lun & 0xff; 566 if (fct->lun >= 256) { 567 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8); 568 } 569 switch (fct->action) { 570 case IPT_CLEAR_ACA: 571 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA; 572 break; 573 case IPT_TARGET_RESET: 574 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET; 575 needmarker = 1; 576 break; 577 case IPT_LUN_RESET: 578 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET; 579 needmarker = 1; 580 break; 581 case IPT_CLEAR_TASK_SET: 582 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 583 needmarker = 1; 584 break; 585 case IPT_ABORT_TASK_SET: 586 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 587 needmarker = 1; 588 break; 589 default: 590 retval = EINVAL; 591 break; 592 } 593 if (retval) { 594 ISP_UNLOCK(isp); 595 break; 596 } 597 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000); 598 mbs.param[1] = QENTRY_LEN; 599 mbs.param[2] = DMA_WD1(fcp->isp_scdma); 600 mbs.param[3] = DMA_WD0(fcp->isp_scdma); 601 mbs.param[6] = DMA_WD3(fcp->isp_scdma); 602 mbs.param[7] = DMA_WD2(fcp->isp_scdma); 603 604 if (FC_SCRATCH_ACQUIRE(isp, chan)) { 605 ISP_UNLOCK(isp); 606 retval = ENOMEM; 607 break; 608 } 609 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch); 610 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN); 611 sp = (isp24xx_statusreq_t *) local; 612 sp->req_completion_status = 1; 613 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 614 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN); 615 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp); 616 FC_SCRATCH_RELEASE(isp, chan); 617 if (retval || sp->req_completion_status != 0) { 618 FC_SCRATCH_RELEASE(isp, chan); 619 retval = EIO; 620 } 621 if (retval == 0) { 622 if (needmarker) { 623 fcp->sendmarker = 1; 624 } 625 } 626 } else { 627 MBSINIT(&mbs, 0, MBLOGALL, 0); 628 if (ISP_CAP_2KLOGIN(isp) == 0) { 629 loopid <<= 8; 630 } 631 switch (fct->action) { 632 case IPT_CLEAR_ACA: 633 mbs.param[0] = MBOX_CLEAR_ACA; 634 mbs.param[1] = loopid; 635 mbs.param[2] = fct->lun; 636 break; 637 case IPT_TARGET_RESET: 638 mbs.param[0] = MBOX_TARGET_RESET; 639 mbs.param[1] = loopid; 640 needmarker = 1; 641 break; 642 case IPT_LUN_RESET: 643 mbs.param[0] = MBOX_LUN_RESET; 644 mbs.param[1] = loopid; 645 mbs.param[2] = fct->lun; 646 needmarker = 1; 647 break; 648 case IPT_CLEAR_TASK_SET: 649 mbs.param[0] = MBOX_CLEAR_TASK_SET; 650 mbs.param[1] = loopid; 651 mbs.param[2] = fct->lun; 652 needmarker = 1; 653 break; 654 case IPT_ABORT_TASK_SET: 655 mbs.param[0] = MBOX_ABORT_TASK_SET; 656 mbs.param[1] = loopid; 657 mbs.param[2] = fct->lun; 658 needmarker = 1; 659 break; 660 default: 661 retval = EINVAL; 662 break; 663 } 664 if (retval == 0) { 665 if (needmarker) { 666 FCPARAM(isp, chan)->sendmarker = 1; 667 } 668 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 669 if (retval) { 670 retval = EIO; 671 } 672 } 673 } 674 ISP_UNLOCK(isp); 675 break; 676 } 677 default: 678 break; 679 } 680 return (retval); 681 } 682 683 static void 684 isp_intr_enable(void *arg) 685 { 686 int chan; 687 ispsoftc_t *isp = arg; 688 ISP_LOCK(isp); 689 for (chan = 0; chan < isp->isp_nchan; chan++) { 690 if (IS_FC(isp)) { 691 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 692 ISP_ENABLE_INTS(isp); 693 break; 694 } 695 } else { 696 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) { 697 ISP_ENABLE_INTS(isp); 698 break; 699 } 700 } 701 } 702 ISP_UNLOCK(isp); 703 /* Release our hook so that the boot can continue. */ 704 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 705 } 706 707 /* 708 * Local Inlines 709 */ 710 711 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 712 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 713 714 static ISP_INLINE int 715 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 716 { 717 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 718 if (ISP_PCMD(ccb) == NULL) { 719 return (-1); 720 } 721 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 722 return (0); 723 } 724 725 static ISP_INLINE void 726 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 727 { 728 ((struct isp_pcmd *)ISP_PCMD(ccb))->next = isp->isp_osinfo.pcmd_free; 729 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 730 ISP_PCMD(ccb) = NULL; 731 } 732 /* 733 * Put the target mode functions here, because some are inlines 734 */ 735 736 #ifdef ISP_TARGET_MODE 737 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 738 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 739 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 740 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 741 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 742 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 743 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 744 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 745 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 746 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 747 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 748 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 749 static void isp_enable_lun(ispsoftc_t *, union ccb *); 750 static void isp_enable_deferred_luns(ispsoftc_t *, int); 751 static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t); 752 static void isp_disable_lun(ispsoftc_t *, union ccb *); 753 static int isp_enable_target_mode(ispsoftc_t *, int); 754 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 755 static timeout_t isp_refire_putback_atio; 756 static void isp_complete_ctio(union ccb *); 757 static void isp_target_putback_atio(union ccb *); 758 static void isp_target_start_ctio(ispsoftc_t *, union ccb *); 759 static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 760 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 761 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 762 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 763 static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 764 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 765 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 766 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 767 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 768 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 769 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 770 771 static ISP_INLINE int 772 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 773 { 774 tstate_t *tptr; 775 struct tslist *lhp; 776 777 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 778 SLIST_FOREACH(tptr, lhp, next) { 779 if (xpt_path_lun_id(tptr->owner) == lun) { 780 return (1); 781 } 782 } 783 return (0); 784 } 785 786 static void 787 dump_tstates(ispsoftc_t *isp, int bus) 788 { 789 int i, j; 790 struct tslist *lhp; 791 tstate_t *tptr = NULL; 792 793 if (bus >= isp->isp_nchan) { 794 return; 795 } 796 for (i = 0; i < LUN_HASH_SIZE; i++) { 797 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 798 j = 0; 799 SLIST_FOREACH(tptr, lhp, next) { 800 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 801 j++; 802 } 803 } 804 } 805 806 static ISP_INLINE tstate_t * 807 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 808 { 809 tstate_t *tptr = NULL; 810 struct tslist *lhp; 811 int i; 812 813 if (bus < isp->isp_nchan) { 814 for (i = 0; i < LUN_HASH_SIZE; i++) { 815 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 816 SLIST_FOREACH(tptr, lhp, next) { 817 if (xpt_path_lun_id(tptr->owner) == lun) { 818 tptr->hold++; 819 return (tptr); 820 } 821 } 822 } 823 } 824 return (NULL); 825 } 826 827 static ISP_INLINE tstate_t * 828 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 829 { 830 tstate_t *tptr = NULL; 831 atio_private_data_t *atp; 832 struct tslist *lhp; 833 int i; 834 835 if (bus < isp->isp_nchan && tagval != 0) { 836 for (i = 0; i < LUN_HASH_SIZE; i++) { 837 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 838 SLIST_FOREACH(tptr, lhp, next) { 839 atp = isp_get_atpd(isp, tptr, tagval); 840 if (atp && atp->tag == tagval) { 841 tptr->hold++; 842 return (tptr); 843 } 844 } 845 } 846 } 847 return (NULL); 848 } 849 850 static ISP_INLINE inot_private_data_t * 851 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 852 { 853 inot_private_data_t *ntp; 854 tstate_t *tptr; 855 struct tslist *lhp; 856 int bus, i; 857 858 for (bus = 0; bus < isp->isp_nchan; bus++) { 859 for (i = 0; i < LUN_HASH_SIZE; i++) { 860 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 861 SLIST_FOREACH(tptr, lhp, next) { 862 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 863 if (ntp) { 864 *rslt = tptr; 865 tptr->hold++; 866 return (ntp); 867 } 868 } 869 } 870 } 871 return (NULL); 872 } 873 static ISP_INLINE void 874 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 875 { 876 KASSERT((tptr->hold), ("tptr not held")); 877 tptr->hold--; 878 } 879 880 static void 881 isp_tmcmd_restart(ispsoftc_t *isp) 882 { 883 inot_private_data_t *ntp; 884 tstate_t *tptr; 885 struct tslist *lhp; 886 int bus, i; 887 888 for (bus = 0; bus < isp->isp_nchan; bus++) { 889 for (i = 0; i < LUN_HASH_SIZE; i++) { 890 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 891 SLIST_FOREACH(tptr, lhp, next) { 892 inot_private_data_t *restart_queue = tptr->restart_queue; 893 tptr->restart_queue = NULL; 894 while (restart_queue) { 895 ntp = restart_queue; 896 restart_queue = ntp->rd.nt.nt_hba; 897 if (IS_24XX(isp)) { 898 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 899 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 900 } else { 901 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 902 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 903 } 904 isp_put_ntpd(isp, tptr, ntp); 905 if (tptr->restart_queue && restart_queue != NULL) { 906 ntp = tptr->restart_queue; 907 tptr->restart_queue = restart_queue; 908 while (restart_queue->rd.nt.nt_hba) { 909 restart_queue = restart_queue->rd.nt.nt_hba; 910 } 911 restart_queue->rd.nt.nt_hba = ntp; 912 break; 913 } 914 } 915 } 916 } 917 } 918 } 919 920 static ISP_INLINE atio_private_data_t * 921 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 922 { 923 atio_private_data_t *atp; 924 925 if (tag == 0) { 926 atp = tptr->atfree; 927 if (atp) { 928 tptr->atfree = atp->next; 929 } 930 return (atp); 931 } 932 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 933 if (atp->tag == tag) { 934 return (atp); 935 } 936 } 937 return (NULL); 938 } 939 940 static ISP_INLINE void 941 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 942 { 943 atp->tag = 0; 944 atp->dead = 0; 945 atp->next = tptr->atfree; 946 tptr->atfree = atp; 947 } 948 949 static void 950 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 951 { 952 atio_private_data_t *atp; 953 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 954 955 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 956 if (atp->tag == 0) { 957 continue; 958 } 959 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", 960 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]); 961 } 962 } 963 964 965 static ISP_INLINE inot_private_data_t * 966 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 967 { 968 inot_private_data_t *ntp; 969 ntp = tptr->ntfree; 970 if (ntp) { 971 tptr->ntfree = ntp->next; 972 } 973 return (ntp); 974 } 975 976 static ISP_INLINE inot_private_data_t * 977 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 978 { 979 inot_private_data_t *ntp; 980 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 981 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 982 return (ntp); 983 } 984 } 985 return (NULL); 986 } 987 988 static ISP_INLINE void 989 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 990 { 991 ntp->rd.tag_id = ntp->rd.seq_id = 0; 992 ntp->next = tptr->ntfree; 993 tptr->ntfree = ntp; 994 } 995 996 static cam_status 997 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 998 { 999 cam_status status; 1000 lun_id_t lun; 1001 struct tslist *lhp; 1002 tstate_t *tptr; 1003 int i; 1004 1005 lun = xpt_path_lun_id(path); 1006 if (lun != CAM_LUN_WILDCARD) { 1007 if (lun >= ISP_MAX_LUNS(isp)) { 1008 return (CAM_LUN_INVALID); 1009 } 1010 } 1011 if (is_lun_enabled(isp, bus, lun)) { 1012 return (CAM_LUN_ALRDY_ENA); 1013 } 1014 tptr = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1015 if (tptr == NULL) { 1016 return (CAM_RESRC_UNAVAIL); 1017 } 1018 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1019 if (status != CAM_REQ_CMP) { 1020 free(tptr, M_DEVBUF); 1021 return (status); 1022 } 1023 SLIST_INIT(&tptr->atios); 1024 SLIST_INIT(&tptr->inots); 1025 for (i = 0; i < ATPDPSIZE-1; i++) { 1026 tptr->atpool[i].next = &tptr->atpool[i+1]; 1027 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1028 } 1029 tptr->atfree = tptr->atpool; 1030 tptr->ntfree = tptr->ntpool; 1031 tptr->hold = 1; 1032 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1033 SLIST_INSERT_HEAD(lhp, tptr, next); 1034 *rslt = tptr; 1035 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1036 return (CAM_REQ_CMP); 1037 } 1038 1039 static ISP_INLINE void 1040 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1041 { 1042 struct tslist *lhp; 1043 KASSERT((tptr->hold == 0), ("tptr still held")); 1044 ISP_GET_PC_ADDR(isp, xpt_path_path_id(tptr->owner), lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1045 SLIST_REMOVE(lhp, tptr, tstate, next); 1046 xpt_free_path(tptr->owner); 1047 free(tptr, M_DEVBUF); 1048 } 1049 1050 /* 1051 * Enable a lun. 1052 */ 1053 static void 1054 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1055 { 1056 tstate_t *tptr = NULL; 1057 int bus, tm_enabled, target_role; 1058 target_id_t target; 1059 lun_id_t lun; 1060 1061 /* 1062 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun 1063 */ 1064 bus = XS_CHANNEL(ccb); 1065 target = ccb->ccb_h.target_id; 1066 lun = ccb->ccb_h.target_lun; 1067 if (target != CAM_TARGET_WILDCARD && target != 0) { 1068 ccb->ccb_h.status = CAM_TID_INVALID; 1069 xpt_done(ccb); 1070 return; 1071 } 1072 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1073 ccb->ccb_h.status = CAM_LUN_INVALID; 1074 xpt_done(ccb); 1075 return; 1076 } 1077 1078 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1079 ccb->ccb_h.status = CAM_LUN_INVALID; 1080 xpt_done(ccb); 1081 return; 1082 } 1083 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1084 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1085 } 1086 1087 /* 1088 * Wait until we're not busy with the lun enables subsystem 1089 */ 1090 while (isp->isp_osinfo.tmbusy) { 1091 isp->isp_osinfo.tmwanted = 1; 1092 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_enable_lun", 0); 1093 } 1094 isp->isp_osinfo.tmbusy = 1; 1095 1096 /* 1097 * This is as a good a place as any to check f/w capabilities. 1098 */ 1099 1100 if (IS_FC(isp)) { 1101 if (ISP_CAP_TMODE(isp) == 0) { 1102 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n"); 1103 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1104 goto done; 1105 } 1106 /* 1107 * We *could* handle non-SCCLUN f/w, but we'd have to 1108 * dork with our already fragile enable/disable code. 1109 */ 1110 if (ISP_CAP_SCCFW(isp) == 0) { 1111 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n"); 1112 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1113 goto done; 1114 } 1115 1116 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1117 1118 } else { 1119 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1120 } 1121 1122 /* 1123 * Create the state pointer. 1124 * It should not already exist. 1125 */ 1126 tptr = get_lun_statep(isp, bus, lun); 1127 if (tptr) { 1128 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1129 goto done; 1130 } 1131 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1132 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1133 goto done; 1134 } 1135 1136 /* 1137 * We have a tricky maneuver to perform here. 1138 * 1139 * If target mode isn't already enabled here, 1140 * *and* our current role includes target mode, 1141 * we enable target mode here. 1142 * 1143 */ 1144 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1145 if (tm_enabled == 0 && target_role != 0) { 1146 if (isp_enable_target_mode(isp, bus)) { 1147 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1148 destroy_lun_state(isp, tptr); 1149 tptr = NULL; 1150 goto done; 1151 } 1152 tm_enabled = 1; 1153 } 1154 1155 /* 1156 * Now check to see whether this bus is in target mode already. 1157 * 1158 * If not, a later role change into target mode will finish the job. 1159 */ 1160 if (tm_enabled == 0) { 1161 ISP_SET_PC(isp, bus, tm_enable_defer, 1); 1162 ccb->ccb_h.status = CAM_REQ_CMP; 1163 xpt_print(ccb->ccb_h.path, "Target Mode Not Enabled Yet- Lun Enables Deferred\n"); 1164 goto done; 1165 } 1166 1167 /* 1168 * Enable the lun. 1169 */ 1170 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun); 1171 1172 done: 1173 if (ccb->ccb_h.status != CAM_REQ_CMP && tptr) { 1174 destroy_lun_state(isp, tptr); 1175 tptr = NULL; 1176 } 1177 if (tptr) { 1178 rls_lun_statep(isp, tptr); 1179 } 1180 isp->isp_osinfo.tmbusy = 0; 1181 if (isp->isp_osinfo.tmwanted) { 1182 isp->isp_osinfo.tmwanted = 0; 1183 wakeup(isp); 1184 } 1185 xpt_done(ccb); 1186 } 1187 1188 static void 1189 isp_enable_deferred_luns(ispsoftc_t *isp, int bus) 1190 { 1191 /* 1192 * XXX: not entirely implemented yet 1193 */ 1194 (void) isp_enable_deferred(isp, bus, 0); 1195 } 1196 1197 static uint32_t 1198 isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun) 1199 { 1200 cam_status status; 1201 1202 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %u", __func__, bus, lun); 1203 if (IS_24XX(isp) || (IS_FC(isp) && ISP_FC_PC(isp, bus)->tm_luns_enabled)) { 1204 status = CAM_REQ_CMP; 1205 } else { 1206 int cmd_cnt, not_cnt; 1207 1208 if (IS_23XX(isp)) { 1209 cmd_cnt = DFLT_CMND_CNT; 1210 not_cnt = DFLT_INOT_CNT; 1211 } else { 1212 cmd_cnt = 64; 1213 not_cnt = 8; 1214 } 1215 status = CAM_REQ_INPROG; 1216 isp->isp_osinfo.rptr = &status; 1217 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, DFLT_CMND_CNT, DFLT_INOT_CNT)) { 1218 status = CAM_RESRC_UNAVAIL; 1219 } else { 1220 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0); 1221 } 1222 isp->isp_osinfo.rptr = NULL; 1223 } 1224 1225 if (status == CAM_REQ_CMP) { 1226 ISP_SET_PC(isp, bus, tm_luns_enabled, 1); 1227 isp_prt(isp, ISP_LOGTINFO, "bus %d lun %u now enabled for target mode", bus, lun); 1228 } 1229 return (status); 1230 } 1231 1232 static void 1233 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1234 { 1235 tstate_t *tptr = NULL; 1236 int bus; 1237 cam_status status; 1238 target_id_t target; 1239 lun_id_t lun; 1240 1241 bus = XS_CHANNEL(ccb); 1242 target = ccb->ccb_h.target_id; 1243 lun = ccb->ccb_h.target_lun; 1244 if (target != CAM_TARGET_WILDCARD && target != 0) { 1245 ccb->ccb_h.status = CAM_TID_INVALID; 1246 xpt_done(ccb); 1247 return; 1248 } 1249 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1250 ccb->ccb_h.status = CAM_LUN_INVALID; 1251 xpt_done(ccb); 1252 return; 1253 } 1254 1255 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1256 ccb->ccb_h.status = CAM_LUN_INVALID; 1257 xpt_done(ccb); 1258 return; 1259 } 1260 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1261 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1262 } 1263 1264 /* 1265 * See if we're busy disabling a lun now. 1266 */ 1267 while (isp->isp_osinfo.tmbusy) { 1268 isp->isp_osinfo.tmwanted = 1; 1269 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_disable_lun", 0); 1270 } 1271 isp->isp_osinfo.tmbusy = 1; 1272 1273 /* 1274 * Find the state pointer. 1275 */ 1276 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1277 ccb->ccb_h.status = CAM_PATH_INVALID; 1278 goto done; 1279 } 1280 1281 /* 1282 * If we're a 24XX card, we're done. 1283 */ 1284 if (IS_24XX(isp)) { 1285 status = CAM_REQ_CMP; 1286 goto done; 1287 } 1288 1289 /* 1290 * For SCC FW, we only deal with lun zero. 1291 */ 1292 if (IS_FC(isp)) { 1293 lun = 0; 1294 } 1295 1296 isp->isp_osinfo.rptr = &status; 1297 status = CAM_REQ_INPROG; 1298 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) { 1299 status = CAM_RESRC_UNAVAIL; 1300 } else { 1301 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0); 1302 } 1303 done: 1304 if (status == CAM_REQ_CMP) { 1305 xpt_print(ccb->ccb_h.path, "now disabled for target mode\n"); 1306 } 1307 if (tptr) { 1308 rls_lun_statep(isp, tptr); 1309 } 1310 isp->isp_osinfo.rptr = NULL; 1311 isp->isp_osinfo.tmbusy = 0; 1312 if (isp->isp_osinfo.tmwanted) { 1313 isp->isp_osinfo.tmwanted = 0; 1314 wakeup(isp); 1315 } 1316 xpt_done(ccb); 1317 } 1318 1319 static int 1320 isp_enable_target_mode(ispsoftc_t *isp, int bus) 1321 { 1322 int ct; 1323 1324 ISP_GET_PC(isp, bus, tm_enabled, ct); 1325 if (ct != 0) { 1326 return (0); 1327 } 1328 1329 if (IS_SCSI(isp)) { 1330 mbreg_t mbs; 1331 1332 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1333 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 1334 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG; 1335 mbs.param[2] = bus << 7; 1336 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1337 isp_prt(isp, ISP_LOGERR, "Unable to add Target Role to Bus %d", bus); 1338 return (EIO); 1339 } 1340 SDPARAM(isp, bus)->role |= ISP_ROLE_TARGET; 1341 } 1342 ISP_SET_PC(isp, bus, tm_enabled, 1); 1343 isp_prt(isp, ISP_LOGINFO, "Target Role added to Bus %d", bus); 1344 return (0); 1345 } 1346 1347 #ifdef NEEDED 1348 static int 1349 isp_disable_target_mode(ispsoftc_t *isp, int bus) 1350 { 1351 int ct; 1352 1353 ISP_GET_PC(isp, bus, tm_enabled, ct); 1354 if (ct == 0) { 1355 return (0); 1356 } 1357 1358 if (IS_SCSI(isp)) { 1359 mbreg_t mbs; 1360 1361 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1362 mbs.param[2] = bus << 7; 1363 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1364 isp_prt(isp, ISP_LOGERR, "Unable to subtract Target Role to Bus %d", bus); 1365 return (EIO); 1366 } 1367 SDPARAM(isp, bus)->role &= ~ISP_ROLE_TARGET; 1368 } 1369 ISP_SET_PC(isp, bus, tm_enabled, 0); 1370 isp_prt(isp, ISP_LOGINFO, "Target Role subtracted from Bus %d", bus); 1371 return (0); 1372 } 1373 #endif 1374 1375 static void 1376 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1377 { 1378 uint32_t *rptr; 1379 1380 rptr = isp->isp_osinfo.rptr; 1381 if (lep->le_status != LUN_OK) { 1382 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status); 1383 if (rptr) { 1384 *rptr = CAM_REQ_CMP_ERR; 1385 wakeup_one(rptr); 1386 } 1387 } else { 1388 if (rptr) { 1389 *rptr = CAM_REQ_CMP; 1390 wakeup_one(rptr); 1391 } 1392 } 1393 } 1394 1395 static void 1396 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb) 1397 { 1398 void *qe; 1399 tstate_t *tptr; 1400 atio_private_data_t *atp; 1401 struct ccb_scsiio *cso = &ccb->csio; 1402 uint32_t dmaresult, handle; 1403 uint8_t local[QENTRY_LEN]; 1404 1405 /* 1406 * Do some sanity checks. 1407 */ 1408 if (cso->dxfer_len == 0) { 1409 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1410 xpt_print(ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1411 ccb->ccb_h.status = CAM_REQ_INVALID; 1412 xpt_done(ccb); 1413 return; 1414 } 1415 } 1416 1417 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1418 if (tptr == NULL) { 1419 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1420 if (tptr == NULL) { 1421 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find tstate pointer in %s\n", __func__, cso->tag_id); 1422 dump_tstates(isp, XS_CHANNEL(ccb)); 1423 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1424 xpt_done(ccb); 1425 return; 1426 } 1427 } 1428 1429 atp = isp_get_atpd(isp, tptr, cso->tag_id); 1430 if (atp == NULL) { 1431 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find private data adjunct\n", __func__, cso->tag_id); 1432 isp_dump_atpd(isp, tptr); 1433 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1434 xpt_done(ccb); 1435 return; 1436 } 1437 if (atp->dead) { 1438 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO for a dead command\n", __func__, cso->tag_id); 1439 ccb->ccb_h.status = CAM_REQ_ABORTED; 1440 xpt_done(ccb); 1441 return; 1442 } 1443 1444 /* 1445 * Check to make sure we're still in target mode. 1446 */ 1447 if ((FCPARAM(isp, XS_CHANNEL(ccb))->role & ISP_ROLE_TARGET) == 0) { 1448 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); 1449 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1450 xpt_done(ccb); 1451 return; 1452 } 1453 1454 /* 1455 * Get some resources 1456 */ 1457 if (isp_get_pcmd(isp, ccb)) { 1458 rls_lun_statep(isp, tptr); 1459 xpt_print(ccb->ccb_h.path, "out of PCMDs\n"); 1460 cam_freeze_devq(ccb->ccb_h.path); 1461 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1462 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1463 xpt_done(ccb); 1464 return; 1465 } 1466 qe = isp_getrqentry(isp); 1467 if (qe == NULL) { 1468 xpt_print(ccb->ccb_h.path, rqo, __func__); 1469 cam_freeze_devq(ccb->ccb_h.path); 1470 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1471 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1472 goto out; 1473 } 1474 memset(local, 0, QENTRY_LEN); 1475 1476 /* 1477 * We're either moving data or completing a command here. 1478 */ 1479 if (IS_24XX(isp)) { 1480 ct7_entry_t *cto = (ct7_entry_t *) local; 1481 1482 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1483 cto->ct_header.rqs_entry_count = 1; 1484 cto->ct_header.rqs_seqno = 1; 1485 cto->ct_nphdl = atp->nphdl; 1486 cto->ct_rxid = atp->tag; 1487 cto->ct_iid_lo = atp->portid; 1488 cto->ct_iid_hi = atp->portid >> 16; 1489 cto->ct_oxid = atp->oxid; 1490 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1491 cto->ct_scsi_status = cso->scsi_status; 1492 cto->ct_timeout = 120; 1493 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1494 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1495 cto->ct_flags |= CT7_SENDSTATUS; 1496 } 1497 if (cso->dxfer_len == 0) { 1498 cto->ct_flags |= CT7_FLAG_MODE1 | CT7_NO_DATA; 1499 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1500 int m = min(cso->sense_len, sizeof (struct scsi_sense_data)); 1501 cto->rsp.m1.ct_resplen = cto->ct_senselen = min(m, MAXRESPLEN_24XX); 1502 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, cto->ct_senselen); 1503 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1504 } 1505 } else { 1506 cto->ct_flags |= CT7_FLAG_MODE0; 1507 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1508 cto->ct_flags |= CT7_DATA_IN; 1509 } else { 1510 cto->ct_flags |= CT7_DATA_OUT; 1511 } 1512 cto->rsp.m0.reloff = atp->bytes_xfered; 1513 /* 1514 * Don't overrun the limits placed on us 1515 */ 1516 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1517 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1518 } 1519 atp->last_xframt = cso->dxfer_len; 1520 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1521 } 1522 if (cto->ct_flags & CT7_SENDSTATUS) { 1523 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1524 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1525 if (cto->ct_resid < 0) { 1526 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1527 } else if (cto->ct_resid > 0) { 1528 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1529 } 1530 atp->state = ATPD_STATE_LAST_CTIO; 1531 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, 1532 atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1533 } else { 1534 cto->ct_resid = 0; 1535 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, 1536 cso->dxfer_len, atp->bytes_xfered); 1537 atp->state = ATPD_STATE_CTIO; 1538 } 1539 } else if (IS_FC(isp)) { 1540 ct2_entry_t *cto = (ct2_entry_t *) local; 1541 1542 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1543 cto->ct_header.rqs_entry_count = 1; 1544 cto->ct_header.rqs_seqno = 1; 1545 if (ISP_CAP_2KLOGIN(isp) == 0) { 1546 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1547 } else { 1548 cto->ct_iid = cso->init_id; 1549 if (ISP_CAP_SCCFW(isp) == 0) { 1550 cto->ct_lun = ccb->ccb_h.target_lun; 1551 } 1552 } 1553 1554 1555 cto->ct_rxid = cso->tag_id; 1556 if (cso->dxfer_len == 0) { 1557 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA | CT2_SENDSTATUS; 1558 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1559 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered; 1560 if (cto->ct_resid < 0) { 1561 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1562 } else if (cto->ct_resid > 0) { 1563 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1564 } 1565 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1566 int m = min(cso->sense_len, MAXRESPLEN); 1567 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, m); 1568 cto->rsp.m1.ct_senselen = m; 1569 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1570 } else if (cso->scsi_status == SCSI_STATUS_CHECK_COND) { 1571 /* 1572 * XXX: DEBUG 1573 */ 1574 xpt_print(ccb->ccb_h.path, "CHECK CONDITION being sent without associated SENSE DATA for CDB=0x%x\n", atp->cdb0); 1575 } 1576 } else { 1577 cto->ct_flags |= CT2_FLAG_MODE0; 1578 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1579 cto->ct_flags |= CT2_DATA_IN; 1580 } else { 1581 cto->ct_flags |= CT2_DATA_OUT; 1582 } 1583 cto->ct_reloff = atp->bytes_xfered; 1584 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1585 /* 1586 * Don't overrun the limits placed on us 1587 */ 1588 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1589 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1590 } 1591 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 1592 cto->ct_flags |= CT2_SENDSTATUS; 1593 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 1594 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1595 if (cto->ct_resid < 0) { 1596 cto->rsp.m0.ct_scsi_status |= CT2_DATA_OVER; 1597 } else if (cto->ct_resid > 0) { 1598 cto->rsp.m0.ct_scsi_status |= CT2_DATA_UNDER; 1599 } 1600 } else { 1601 atp->last_xframt = cso->dxfer_len; 1602 } 1603 /* 1604 * If we're sending data and status back together, 1605 * we can't also send back sense data as well. 1606 */ 1607 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1608 } 1609 1610 if (cto->ct_flags & CT2_SENDSTATUS) { 1611 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1612 cto->ct_flags |= CT2_CCINCR; 1613 atp->state = ATPD_STATE_LAST_CTIO; 1614 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, 1615 atp->cdb0, cto->rsp.m0.ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1616 } else { 1617 cto->ct_resid = 0; 1618 atp->state = ATPD_STATE_CTIO; 1619 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, 1620 cso->dxfer_len, atp->bytes_xfered); 1621 } 1622 cto->ct_timeout = 10; 1623 } else { 1624 ct_entry_t *cto = (ct_entry_t *) local; 1625 1626 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1627 cto->ct_header.rqs_entry_count = 1; 1628 cto->ct_header.rqs_seqno = 1; 1629 cto->ct_iid = cso->init_id; 1630 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1631 cto->ct_tgt = ccb->ccb_h.target_id; 1632 cto->ct_lun = ccb->ccb_h.target_lun; 1633 cto->ct_fwhandle = cso->tag_id >> 16; 1634 if (AT_HAS_TAG(cso->tag_id)) { 1635 cto->ct_tag_val = cso->tag_id; 1636 cto->ct_flags |= CT_TQAE; 1637 } 1638 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1639 cto->ct_flags |= CT_NODISC; 1640 } 1641 if (cso->dxfer_len == 0) { 1642 cto->ct_flags |= CT_NO_DATA; 1643 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1644 cto->ct_flags |= CT_DATA_IN; 1645 } else { 1646 cto->ct_flags |= CT_DATA_OUT; 1647 } 1648 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1649 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1650 cto->ct_scsi_status = cso->scsi_status; 1651 cto->ct_resid = cso->resid; 1652 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO[%x] scsi status %x resid %d tag_id %x\n", __func__, 1653 cto->ct_fwhandle, cso->scsi_status, cso->resid, cso->tag_id); 1654 } 1655 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1656 cto->ct_timeout = 10; 1657 } 1658 1659 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 1660 xpt_print(ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1661 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1662 goto out; 1663 } 1664 1665 1666 /* 1667 * Call the dma setup routines for this entry (and any subsequent 1668 * CTIOs) if there's data to move, and then tell the f/w it's got 1669 * new things to play with. As with isp_start's usage of DMA setup, 1670 * any swizzling is done in the machine dependent layer. Because 1671 * of this, we put the request onto the queue area first in native 1672 * format. 1673 */ 1674 1675 if (IS_24XX(isp)) { 1676 ct7_entry_t *cto = (ct7_entry_t *) local; 1677 cto->ct_syshandle = handle; 1678 } else if (IS_FC(isp)) { 1679 ct2_entry_t *cto = (ct2_entry_t *) local; 1680 cto->ct_syshandle = handle; 1681 } else { 1682 ct_entry_t *cto = (ct_entry_t *) local; 1683 cto->ct_syshandle = handle; 1684 } 1685 1686 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1687 if (dmaresult == CMD_QUEUED) { 1688 isp->isp_nactive++; 1689 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1690 rls_lun_statep(isp, tptr); 1691 return; 1692 } 1693 if (dmaresult == CMD_EAGAIN) { 1694 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1695 } else { 1696 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1697 } 1698 isp_destroy_tgt_handle(isp, handle); 1699 out: 1700 rls_lun_statep(isp, tptr); 1701 isp_free_pcmd(isp, ccb); 1702 xpt_done(ccb); 1703 } 1704 1705 static void 1706 isp_refire_putback_atio(void *arg) 1707 { 1708 union ccb *ccb = arg; 1709 ispsoftc_t *isp = XS_ISP(ccb); 1710 ISP_LOCK(isp); 1711 isp_target_putback_atio(ccb); 1712 ISP_UNLOCK(isp); 1713 } 1714 1715 static void 1716 isp_target_putback_atio(union ccb *ccb) 1717 { 1718 ispsoftc_t *isp; 1719 struct ccb_scsiio *cso; 1720 void *qe; 1721 1722 isp = XS_ISP(ccb); 1723 1724 qe = isp_getrqentry(isp); 1725 if (qe == NULL) { 1726 xpt_print(ccb->ccb_h.path, rqo, __func__); 1727 (void) timeout(isp_refire_putback_atio, ccb, 10); 1728 return; 1729 } 1730 memset(qe, 0, QENTRY_LEN); 1731 cso = &ccb->csio; 1732 if (IS_FC(isp)) { 1733 at2_entry_t local, *at = &local; 1734 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1735 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1736 at->at_header.rqs_entry_count = 1; 1737 if (ISP_CAP_SCCFW(isp)) { 1738 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1739 } else { 1740 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1741 } 1742 at->at_status = CT_OK; 1743 at->at_rxid = cso->tag_id; 1744 at->at_iid = cso->ccb_h.target_id; 1745 isp_put_atio2(isp, at, qe); 1746 } else { 1747 at_entry_t local, *at = &local; 1748 ISP_MEMZERO(at, sizeof (at_entry_t)); 1749 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1750 at->at_header.rqs_entry_count = 1; 1751 at->at_iid = cso->init_id; 1752 at->at_iid |= XS_CHANNEL(ccb) << 7; 1753 at->at_tgt = cso->ccb_h.target_id; 1754 at->at_lun = cso->ccb_h.target_lun; 1755 at->at_status = CT_OK; 1756 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1757 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1758 isp_put_atio(isp, at, qe); 1759 } 1760 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1761 ISP_SYNC_REQUEST(isp); 1762 isp_complete_ctio(ccb); 1763 } 1764 1765 static void 1766 isp_complete_ctio(union ccb *ccb) 1767 { 1768 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1769 ccb->ccb_h.status |= CAM_REQ_CMP; 1770 } 1771 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1772 isp_free_pcmd(XS_ISP(ccb), ccb); 1773 xpt_done(ccb); 1774 } 1775 1776 /* 1777 * Handle ATIO stuff that the generic code can't. 1778 * This means handling CDBs. 1779 */ 1780 1781 static void 1782 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 1783 { 1784 tstate_t *tptr; 1785 int status, bus; 1786 struct ccb_accept_tio *atiop; 1787 atio_private_data_t *atp; 1788 1789 /* 1790 * The firmware status (except for the QLTM_SVALID bit) 1791 * indicates why this ATIO was sent to us. 1792 * 1793 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1794 * 1795 * If the DISCONNECTS DISABLED bit is set in the flags field, 1796 * we're still connected on the SCSI bus. 1797 */ 1798 status = aep->at_status; 1799 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1800 /* 1801 * Bus Phase Sequence error. We should have sense data 1802 * suggested by the f/w. I'm not sure quite yet what 1803 * to do about this for CAM. 1804 */ 1805 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1806 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1807 return; 1808 } 1809 if ((status & ~QLTM_SVALID) != AT_CDB) { 1810 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status); 1811 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1812 return; 1813 } 1814 1815 bus = GET_BUS_VAL(aep->at_iid); 1816 tptr = get_lun_statep(isp, bus, aep->at_lun); 1817 if (tptr == NULL) { 1818 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1819 if (tptr == NULL) { 1820 /* 1821 * Because we can't autofeed sense data back with 1822 * a command for parallel SCSI, we can't give back 1823 * a CHECK CONDITION. We'll give back a BUSY status 1824 * instead. This works out okay because the only 1825 * time we should, in fact, get this, is in the 1826 * case that somebody configured us without the 1827 * blackhole driver, so they get what they deserve. 1828 */ 1829 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1830 return; 1831 } 1832 } 1833 1834 atp = isp_get_atpd(isp, tptr, 0); 1835 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1836 if (atiop == NULL || atp == NULL) { 1837 /* 1838 * Because we can't autofeed sense data back with 1839 * a command for parallel SCSI, we can't give back 1840 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1841 * instead. This works out okay because the only time we 1842 * should, in fact, get this, is in the case that we've 1843 * run out of ATIOS. 1844 */ 1845 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" : 1846 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid); 1847 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1848 if (atp) { 1849 isp_put_atpd(isp, tptr, atp); 1850 } 1851 rls_lun_statep(isp, tptr); 1852 return; 1853 } 1854 atp->tag = aep->at_tag_val; 1855 if (atp->tag == 0) { 1856 atp->tag = ~0; 1857 } 1858 atp->state = ATPD_STATE_ATIO; 1859 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1860 tptr->atio_count--; 1861 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 1862 atiop->ccb_h.target_id = aep->at_tgt; 1863 atiop->ccb_h.target_lun = aep->at_lun; 1864 if (aep->at_flags & AT_NODISC) { 1865 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1866 } else { 1867 atiop->ccb_h.flags = 0; 1868 } 1869 1870 if (status & QLTM_SVALID) { 1871 size_t amt = imin(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1872 atiop->sense_len = amt; 1873 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1874 } else { 1875 atiop->sense_len = 0; 1876 } 1877 1878 atiop->init_id = GET_IID_VAL(aep->at_iid); 1879 atiop->cdb_len = aep->at_cdblen; 1880 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1881 atiop->ccb_h.status = CAM_CDB_RECVD; 1882 /* 1883 * Construct a tag 'id' based upon tag value (which may be 0..255) 1884 * and the handle (which we have to preserve). 1885 */ 1886 atiop->tag_id = atp->tag; 1887 if (aep->at_flags & AT_TQAE) { 1888 atiop->tag_action = aep->at_tag_type; 1889 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1890 } 1891 atp->orig_datalen = 0; 1892 atp->bytes_xfered = 0; 1893 atp->last_xframt = 0; 1894 atp->lun = aep->at_lun; 1895 atp->nphdl = aep->at_iid; 1896 atp->portid = PORT_NONE; 1897 atp->oxid = 0; 1898 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 1899 atp->tattr = aep->at_tag_type; 1900 atp->state = ATPD_STATE_CAM; 1901 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO[%x] CDB=0x%x lun %d\n", aep->at_tag_val, atp->cdb0, atp->lun); 1902 rls_lun_statep(isp, tptr); 1903 } 1904 1905 static void 1906 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1907 { 1908 lun_id_t lun; 1909 fcportdb_t *lp; 1910 tstate_t *tptr; 1911 struct ccb_accept_tio *atiop; 1912 uint16_t nphdl; 1913 atio_private_data_t *atp; 1914 inot_private_data_t *ntp; 1915 1916 /* 1917 * The firmware status (except for the QLTM_SVALID bit) 1918 * indicates why this ATIO was sent to us. 1919 * 1920 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1921 */ 1922 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1923 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1924 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1925 return; 1926 } 1927 1928 if (ISP_CAP_SCCFW(isp)) { 1929 lun = aep->at_scclun; 1930 } else { 1931 lun = aep->at_lun; 1932 } 1933 if (ISP_CAP_2KLOGIN(isp)) { 1934 nphdl = ((at2e_entry_t *)aep)->at_iid; 1935 } else { 1936 nphdl = aep->at_iid; 1937 } 1938 tptr = get_lun_statep(isp, 0, lun); 1939 if (tptr == NULL) { 1940 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1941 if (tptr == NULL) { 1942 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d", aep->at_rxid, lun); 1943 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1944 return; 1945 } 1946 } 1947 1948 /* 1949 * Start any commands pending resources first. 1950 */ 1951 if (tptr->restart_queue) { 1952 inot_private_data_t *restart_queue = tptr->restart_queue; 1953 tptr->restart_queue = NULL; 1954 while (restart_queue) { 1955 ntp = restart_queue; 1956 restart_queue = ntp->rd.nt.nt_hba; 1957 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 1958 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 1959 isp_put_ntpd(isp, tptr, ntp); 1960 /* 1961 * If a recursion caused the restart queue to start to fill again, 1962 * stop and splice the new list on top of the old list and restore 1963 * it and go to noresrc. 1964 */ 1965 if (tptr->restart_queue) { 1966 ntp = tptr->restart_queue; 1967 tptr->restart_queue = restart_queue; 1968 while (restart_queue->rd.nt.nt_hba) { 1969 restart_queue = restart_queue->rd.nt.nt_hba; 1970 } 1971 restart_queue->rd.nt.nt_hba = ntp; 1972 goto noresrc; 1973 } 1974 } 1975 } 1976 1977 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1978 if (atiop == NULL) { 1979 goto noresrc; 1980 } 1981 1982 atp = isp_get_atpd(isp, tptr, 0); 1983 if (atp == NULL) { 1984 goto noresrc; 1985 } 1986 1987 atp->tag = aep->at_rxid; 1988 atp->state = ATPD_STATE_ATIO; 1989 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1990 tptr->atio_count--; 1991 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 1992 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid; 1993 atiop->ccb_h.target_lun = lun; 1994 1995 /* 1996 * We don't get 'suggested' sense data as we do with SCSI cards. 1997 */ 1998 atiop->sense_len = 0; 1999 if (ISP_CAP_2KLOGIN(isp)) { 2000 /* 2001 * NB: We could not possibly have 2K logins if we 2002 * NB: also did not have SCC FW. 2003 */ 2004 atiop->init_id = ((at2e_entry_t *)aep)->at_iid; 2005 } else { 2006 atiop->init_id = aep->at_iid; 2007 } 2008 2009 /* 2010 * If we're not in the port database, add ourselves. 2011 */ 2012 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) { 2013 uint64_t iid = 2014 (((uint64_t) aep->at_wwpn[0]) << 48) | 2015 (((uint64_t) aep->at_wwpn[1]) << 32) | 2016 (((uint64_t) aep->at_wwpn[2]) << 16) | 2017 (((uint64_t) aep->at_wwpn[3]) << 0); 2018 /* 2019 * However, make sure we delete ourselves if otherwise 2020 * we were there but at a different loop id. 2021 */ 2022 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) { 2023 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid); 2024 } 2025 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY); 2026 } 2027 atiop->cdb_len = ATIO2_CDBLEN; 2028 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 2029 atiop->ccb_h.status = CAM_CDB_RECVD; 2030 atiop->tag_id = atp->tag; 2031 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 2032 case ATIO2_TC_ATTR_SIMPLEQ: 2033 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2034 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2035 break; 2036 case ATIO2_TC_ATTR_HEADOFQ: 2037 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2038 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2039 break; 2040 case ATIO2_TC_ATTR_ORDERED: 2041 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2042 atiop->tag_action = MSG_ORDERED_Q_TAG; 2043 break; 2044 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 2045 case ATIO2_TC_ATTR_UNTAGGED: 2046 default: 2047 atiop->tag_action = 0; 2048 break; 2049 } 2050 2051 atp->orig_datalen = aep->at_datalen; 2052 atp->bytes_xfered = 0; 2053 atp->last_xframt = 0; 2054 atp->lun = lun; 2055 atp->nphdl = atiop->init_id; 2056 atp->sid = PORT_ANY; 2057 atp->oxid = aep->at_oxid; 2058 atp->cdb0 = aep->at_cdb[0]; 2059 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2060 atp->state = ATPD_STATE_CAM; 2061 xpt_done((union ccb *)atiop); 2062 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); 2063 rls_lun_statep(isp, tptr); 2064 return; 2065 noresrc: 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 handles are 16 bits. 2308 * CTIO2 and CTIO7 are 32 bits. 2309 */ 2310 2311 if (IS_SCSI(isp)) { 2312 handle = ((ct_entry_t *)arg)->ct_syshandle; 2313 } else { 2314 handle = ((ct2_entry_t *)arg)->ct_syshandle; 2315 } 2316 ccb = isp_find_xs_tgt(isp, handle); 2317 if (ccb == NULL) { 2318 isp_print_bytes(isp, "null ccb in isp_handle_platform_ctio", QENTRY_LEN, arg); 2319 return; 2320 } 2321 isp_destroy_tgt_handle(isp, handle); 2322 bus = XS_CHANNEL(ccb); 2323 tptr = get_lun_statep(isp, bus, XS_LUN(ccb)); 2324 if (tptr == NULL) { 2325 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 2326 } 2327 KASSERT((tptr != NULL), ("cannot get state pointer")); 2328 if (isp->isp_nactive) { 2329 isp->isp_nactive++; 2330 } 2331 if (IS_24XX(isp)) { 2332 ct7_entry_t *ct = arg; 2333 2334 atp = isp_get_atpd(isp, tptr, ct->ct_rxid); 2335 if (atp == NULL) { 2336 rls_lun_statep(isp, tptr); 2337 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid); 2338 return; 2339 } 2340 2341 sentstatus = ct->ct_flags & CT7_SENDSTATUS; 2342 ok = (ct->ct_nphdl == CT7_OK); 2343 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2344 ccb->ccb_h.status |= CAM_SENT_SENSE; 2345 } 2346 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2347 if ((ct->ct_flags & CT7_DATAMASK) != CT7_NO_DATA) { 2348 resid = ct->ct_resid; 2349 atp->bytes_xfered += (atp->last_xframt - resid); 2350 atp->last_xframt = 0; 2351 } 2352 if (ct->ct_nphdl == CT_HBA_RESET) { 2353 ok = 0; 2354 notify_cam = 1; 2355 sentstatus = 1; 2356 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2357 } else if (!ok) { 2358 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2359 } 2360 tval = atp->tag; 2361 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO7[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2362 ct->ct_rxid, ct->ct_nphdl, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2363 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */ 2364 } else if (IS_FC(isp)) { 2365 ct2_entry_t *ct = arg; 2366 2367 atp = isp_get_atpd(isp, tptr, ct->ct_rxid); 2368 if (atp == NULL) { 2369 rls_lun_statep(isp, tptr); 2370 isp_prt(isp, ISP_LOGERR, "%s: cannot find adjunct for %x after I/O", __func__, ct->ct_rxid); 2371 return; 2372 } 2373 sentstatus = ct->ct_flags & CT2_SENDSTATUS; 2374 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2375 if (ok && sentstatus && (ccb->ccb_h.flags & CAM_SEND_SENSE)) { 2376 ccb->ccb_h.status |= CAM_SENT_SENSE; 2377 } 2378 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2379 if ((ct->ct_flags & CT2_DATAMASK) != CT2_NO_DATA) { 2380 resid = ct->ct_resid; 2381 atp->bytes_xfered += (atp->last_xframt - resid); 2382 atp->last_xframt = 0; 2383 } 2384 if (ct->ct_status == CT_HBA_RESET) { 2385 ok = 0; 2386 notify_cam = 1; 2387 sentstatus = 1; 2388 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2389 } else if (!ok) { 2390 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2391 } 2392 isp_prt(isp, ok? ISP_LOGTDEBUG0 : ISP_LOGWARN, "%s: CTIO2[%x] sts 0x%x flg 0x%x sns %d resid %d %s", __func__, 2393 ct->ct_rxid, ct->ct_status, ct->ct_flags, (ccb->ccb_h.status & CAM_SENT_SENSE) != 0, resid, sentstatus? "FIN" : "MID"); 2394 tval = atp->tag; 2395 atp->state = ATPD_STATE_PDON; /* XXX: should really come after isp_complete_ctio */ 2396 } else { 2397 ct_entry_t *ct = arg; 2398 sentstatus = ct->ct_flags & CT_SENDSTATUS; 2399 ok = (ct->ct_status & ~QLTM_SVALID) == CT_OK; 2400 /* 2401 * We *ought* to be able to get back to the original ATIO 2402 * here, but for some reason this gets lost. It's just as 2403 * well because it's squirrelled away as part of periph 2404 * private data. 2405 * 2406 * We can live without it as long as we continue to use 2407 * the auto-replenish feature for CTIOs. 2408 */ 2409 notify_cam = ct->ct_header.rqs_seqno & 0x1; 2410 if (ct->ct_status == (CT_HBA_RESET & 0xff)) { 2411 ok = 0; 2412 notify_cam = 1; 2413 sentstatus = 1; 2414 ccb->ccb_h.status |= CAM_UNREC_HBA_ERROR; 2415 } else if (!ok) { 2416 ccb->ccb_h.status |= CAM_REQ_CMP_ERR; 2417 } else if (ct->ct_status & QLTM_SVALID) { 2418 char *sp = (char *)ct; 2419 sp += CTIO_SENSE_OFFSET; 2420 ccb->csio.sense_len = min(sizeof (ccb->csio.sense_data), QLTM_SENSELEN); 2421 ISP_MEMCPY(&ccb->csio.sense_data, sp, ccb->csio.sense_len); 2422 ccb->ccb_h.status |= CAM_AUTOSNS_VALID; 2423 } 2424 if ((ct->ct_flags & CT_DATAMASK) != CT_NO_DATA) { 2425 resid = ct->ct_resid; 2426 } 2427 isp_prt(isp, ISP_LOGTDEBUG0, "%s: CTIO[%x] tag %x S_ID 0x%x lun %d sts %x flg %x resid %d %s", __func__, 2428 ct->ct_fwhandle, ct->ct_tag_val, ct->ct_iid, ct->ct_lun, ct->ct_status, ct->ct_flags, resid, sentstatus? "FIN" : "MID"); 2429 tval = ct->ct_fwhandle; 2430 } 2431 ccb->csio.resid += resid; 2432 2433 /* 2434 * We're here either because intermediate data transfers are done 2435 * and/or the final status CTIO (which may have joined with a 2436 * Data Transfer) is done. 2437 * 2438 * In any case, for this platform, the upper layers figure out 2439 * what to do next, so all we do here is collect status and 2440 * pass information along. Any DMA handles have already been 2441 * freed. 2442 */ 2443 if (notify_cam == 0) { 2444 isp_prt(isp, ISP_LOGTDEBUG0, " INTER CTIO[0x%x] done", tval); 2445 return; 2446 } 2447 if (tptr) { 2448 rls_lun_statep(isp, tptr); 2449 } 2450 isp_prt(isp, ISP_LOGTDEBUG0, "%s CTIO[0x%x] done", (sentstatus)? " FINAL " : "MIDTERM ", tval); 2451 2452 if (!ok && !IS_24XX(isp)) { 2453 isp_target_putback_atio(ccb); 2454 } else { 2455 isp_complete_ctio(ccb); 2456 } 2457 } 2458 2459 static void 2460 isp_handle_platform_notify_scsi(ispsoftc_t *isp, in_entry_t *inot) 2461 { 2462 (void) isp_notify_ack(isp, inot); 2463 } 2464 2465 static void 2466 isp_handle_platform_notify_fc(ispsoftc_t *isp, in_fcentry_t *inp) 2467 { 2468 int needack = 1; 2469 switch (inp->in_status) { 2470 case IN_PORT_LOGOUT: 2471 /* 2472 * XXX: Need to delete this initiator's WWN from the database 2473 * XXX: Need to send this LOGOUT upstream 2474 */ 2475 isp_prt(isp, ISP_LOGWARN, "port logout of S_ID 0x%x", inp->in_iid); 2476 break; 2477 case IN_PORT_CHANGED: 2478 isp_prt(isp, ISP_LOGWARN, "port changed for S_ID 0x%x", inp->in_iid); 2479 break; 2480 case IN_GLOBAL_LOGO: 2481 isp_del_all_wwn_entries(isp, 0); 2482 isp_prt(isp, ISP_LOGINFO, "all ports logged out"); 2483 break; 2484 case IN_ABORT_TASK: 2485 { 2486 tstate_t *tptr; 2487 uint16_t lun; 2488 uint32_t loopid; 2489 uint64_t wwn; 2490 atio_private_data_t *atp; 2491 fcportdb_t *lp; 2492 struct ccb_immediate_notify *inot = NULL; 2493 2494 if (ISP_CAP_SCCFW(isp)) { 2495 lun = inp->in_scclun; 2496 } else { 2497 lun = inp->in_lun; 2498 } 2499 if (ISP_CAP_2KLOGIN(isp)) { 2500 loopid = ((in_fcentry_e_t *)inp)->in_iid; 2501 } else { 2502 loopid = inp->in_iid; 2503 } 2504 if (isp_find_pdb_by_loopid(isp, 0, loopid, &lp)) { 2505 wwn = lp->port_wwn; 2506 } else { 2507 wwn = INI_ANY; 2508 } 2509 tptr = get_lun_statep(isp, 0, lun); 2510 if (tptr == NULL) { 2511 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2512 if (tptr == NULL) { 2513 isp_prt(isp, ISP_LOGWARN, "ABORT TASK for lun %u- but no tstate", lun); 2514 return; 2515 } 2516 } 2517 atp = isp_get_atpd(isp, tptr, inp->in_seqid); 2518 2519 if (atp) { 2520 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2521 isp_prt(isp, ISP_LOGTDEBUG0, "ABORT TASK RX_ID %x WWN 0x%016llx state %d", inp->in_seqid, (unsigned long long) wwn, atp->state); 2522 if (inot) { 2523 tptr->inot_count--; 2524 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2525 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2526 } else { 2527 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "out of INOT structures\n"); 2528 } 2529 } else { 2530 ISP_PATH_PRT(isp, ISP_LOGWARN, tptr->owner, "abort task RX_ID %x from wwn 0x%016llx, state unknown\n", inp->in_seqid, wwn); 2531 } 2532 if (inot) { 2533 isp_notify_t tmp, *nt = &tmp; 2534 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 2535 nt->nt_hba = isp; 2536 nt->nt_tgt = FCPARAM(isp, 0)->isp_wwpn; 2537 nt->nt_wwn = wwn; 2538 nt->nt_nphdl = loopid; 2539 nt->nt_sid = PORT_ANY; 2540 nt->nt_did = PORT_ANY; 2541 nt->nt_lun = lun; 2542 nt->nt_need_ack = 1; 2543 nt->nt_channel = 0; 2544 nt->nt_ncode = NT_ABORT_TASK; 2545 nt->nt_lreserved = inot; 2546 isp_handle_platform_target_tmf(isp, nt); 2547 needack = 0; 2548 } 2549 rls_lun_statep(isp, tptr); 2550 break; 2551 } 2552 default: 2553 break; 2554 } 2555 if (needack) { 2556 (void) isp_notify_ack(isp, inp); 2557 } 2558 } 2559 2560 static void 2561 isp_handle_platform_notify_24xx(ispsoftc_t *isp, in_fcentry_24xx_t *inot) 2562 { 2563 uint16_t nphdl; 2564 uint32_t portid; 2565 fcportdb_t *lp; 2566 uint8_t *ptr = NULL; 2567 uint64_t wwn; 2568 2569 nphdl = inot->in_nphdl; 2570 if (nphdl != NIL_HANDLE) { 2571 portid = inot->in_portid_hi << 16 | inot->in_portid_lo; 2572 } else { 2573 portid = PORT_ANY; 2574 } 2575 2576 switch (inot->in_status) { 2577 case IN24XX_ELS_RCVD: 2578 { 2579 char buf[16], *msg; 2580 int chan = ISP_GET_VPIDX(isp, inot->in_vpidx); 2581 2582 /* 2583 * Note that we're just getting notification that an ELS was received 2584 * (possibly with some associcated information sent upstream). This is 2585 * *not* the same as being given the ELS frame to accept or reject. 2586 */ 2587 switch (inot->in_status_subcode) { 2588 case LOGO: 2589 msg = "LOGO"; 2590 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2591 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2592 wwn = (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF]) << 56) | 2593 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+1]) << 48) | 2594 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+2]) << 40) | 2595 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+3]) << 32) | 2596 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+4]) << 24) | 2597 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+5]) << 16) | 2598 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+6]) << 8) | 2599 (((uint64_t) ptr[IN24XX_LOGO_WWPN_OFF+7])); 2600 } else { 2601 wwn = INI_ANY; 2602 } 2603 isp_del_wwn_entry(isp, chan, wwn, nphdl, portid); 2604 break; 2605 case PRLO: 2606 msg = "PRLO"; 2607 break; 2608 case PLOGI: 2609 case PRLI: 2610 /* 2611 * Treat PRLI the same as PLOGI and make a database entry for it. 2612 */ 2613 if (inot->in_status_subcode == PLOGI) 2614 msg = "PLOGI"; 2615 else 2616 msg = "PRLI"; 2617 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2618 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2619 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) | 2620 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) | 2621 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) | 2622 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) | 2623 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) | 2624 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) | 2625 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) | 2626 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7])); 2627 } else { 2628 wwn = INI_NONE; 2629 } 2630 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid); 2631 break; 2632 case PDISC: 2633 msg = "PDISC"; 2634 break; 2635 case ADISC: 2636 msg = "ADISC"; 2637 break; 2638 default: 2639 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2640 msg = buf; 2641 break; 2642 } 2643 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2644 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); 2645 break; 2646 } 2647 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, 2648 inot->in_rxid, inot->in_oxid); 2649 (void) isp_notify_ack(isp, inot); 2650 break; 2651 } 2652 2653 case IN24XX_PORT_LOGOUT: 2654 ptr = "PORT LOGOUT"; 2655 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2656 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2657 } 2658 /* FALLTHROUGH */ 2659 case IN24XX_PORT_CHANGED: 2660 if (ptr == NULL) { 2661 ptr = "PORT CHANGED"; 2662 } 2663 /* FALLTHROUGH */ 2664 case IN24XX_LIP_RESET: 2665 if (ptr == NULL) { 2666 ptr = "LIP RESET"; 2667 } 2668 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); 2669 2670 /* 2671 * All subcodes here are irrelevant. What is relevant 2672 * is that we need to terminate all active commands from 2673 * this initiator (known by N-port handle). 2674 */ 2675 /* XXX IMPLEMENT XXX */ 2676 (void) isp_notify_ack(isp, inot); 2677 break; 2678 2679 case IN24XX_LINK_RESET: 2680 case IN24XX_LINK_FAILED: 2681 case IN24XX_SRR_RCVD: 2682 default: 2683 (void) isp_notify_ack(isp, inot); 2684 break; 2685 } 2686 } 2687 2688 static int 2689 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 2690 { 2691 2692 if (isp->isp_state != ISP_RUNSTATE) { 2693 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2694 return (0); 2695 } 2696 2697 /* 2698 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2699 */ 2700 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2701 ct7_entry_t local, *cto = &local; 2702 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2703 fcportdb_t *lp; 2704 uint32_t sid; 2705 uint16_t nphdl; 2706 2707 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2708 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) { 2709 nphdl = lp->handle; 2710 } else { 2711 nphdl = NIL_HANDLE; 2712 } 2713 ISP_MEMZERO(&local, sizeof (local)); 2714 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2715 cto->ct_header.rqs_entry_count = 1; 2716 cto->ct_nphdl = nphdl; 2717 cto->ct_rxid = aep->at_rxid; 2718 cto->ct_vpidx = mp->nt_channel; 2719 cto->ct_iid_lo = sid; 2720 cto->ct_iid_hi = sid >> 16; 2721 cto->ct_oxid = aep->at_hdr.ox_id; 2722 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2723 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2724 return (isp_target_put_entry(isp, &local)); 2725 } 2726 2727 /* 2728 * This case is for a responding to an ABTS frame 2729 */ 2730 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2731 2732 /* 2733 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2734 */ 2735 if (mp->nt_need_ack) { 2736 uint8_t storage[QENTRY_LEN]; 2737 ct7_entry_t *cto = (ct7_entry_t *) storage; 2738 abts_t *abts = (abts_t *)mp->nt_lreserved; 2739 2740 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2741 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2742 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2743 cto->ct_header.rqs_entry_count = 1; 2744 cto->ct_nphdl = mp->nt_nphdl; 2745 cto->ct_rxid = abts->abts_rxid_task; 2746 cto->ct_iid_lo = mp->nt_sid; 2747 cto->ct_iid_hi = mp->nt_sid >> 16; 2748 cto->ct_oxid = abts->abts_ox_id; 2749 cto->ct_vpidx = mp->nt_channel; 2750 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2751 if (isp_target_put_entry(isp, cto)) { 2752 return (ENOMEM); 2753 } 2754 mp->nt_need_ack = 0; 2755 } 2756 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2757 return (ENOMEM); 2758 } else { 2759 return (0); 2760 } 2761 } 2762 2763 /* 2764 * Handle logout cases here 2765 */ 2766 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2767 isp_del_all_wwn_entries(isp, mp->nt_channel); 2768 } 2769 2770 if (mp->nt_ncode == NT_LOGOUT) { 2771 if (!IS_2100(isp) && IS_FC(isp)) { 2772 isp_del_wwn_entries(isp, mp); 2773 } 2774 } 2775 2776 /* 2777 * General purpose acknowledgement 2778 */ 2779 if (mp->nt_need_ack) { 2780 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2781 return (isp_notify_ack(isp, mp->nt_lreserved)); 2782 } 2783 return (0); 2784 } 2785 2786 /* 2787 * Handle task managment functions. 2788 * 2789 * We show up here with a notify structure filled out. 2790 * 2791 * The nt_lreserved tag points to the original queue entry 2792 */ 2793 static void 2794 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2795 { 2796 tstate_t *tptr; 2797 fcportdb_t *lp; 2798 struct ccb_immediate_notify *inot; 2799 inot_private_data_t *ntp = NULL; 2800 lun_id_t lun; 2801 2802 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2803 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2804 /* 2805 * NB: This assignment is necessary because of tricky type conversion. 2806 * XXX: This is tricky and I need to check this. If the lun isn't known 2807 * XXX: for the task management function, it does not of necessity follow 2808 * XXX: that it should go up stream to the wildcard listener. 2809 */ 2810 if (notify->nt_lun == LUN_ANY) { 2811 lun = CAM_LUN_WILDCARD; 2812 } else { 2813 lun = notify->nt_lun; 2814 } 2815 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2816 if (tptr == NULL) { 2817 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2818 if (tptr == NULL) { 2819 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2820 goto bad; 2821 } 2822 } 2823 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2824 if (inot == NULL) { 2825 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2826 goto bad; 2827 } 2828 2829 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) { 2830 inot->initiator_id = CAM_TARGET_WILDCARD; 2831 } else { 2832 inot->initiator_id = lp->handle; 2833 } 2834 inot->seq_id = notify->nt_tagval; 2835 inot->tag_id = notify->nt_tagval >> 32; 2836 2837 switch (notify->nt_ncode) { 2838 case NT_ABORT_TASK: 2839 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 2840 inot->arg = MSG_ABORT_TASK; 2841 break; 2842 case NT_ABORT_TASK_SET: 2843 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 2844 inot->arg = MSG_ABORT_TASK_SET; 2845 break; 2846 case NT_CLEAR_ACA: 2847 inot->arg = MSG_CLEAR_ACA; 2848 break; 2849 case NT_CLEAR_TASK_SET: 2850 inot->arg = MSG_CLEAR_TASK_SET; 2851 break; 2852 case NT_LUN_RESET: 2853 inot->arg = MSG_LOGICAL_UNIT_RESET; 2854 break; 2855 case NT_TARGET_RESET: 2856 inot->arg = MSG_TARGET_RESET; 2857 break; 2858 default: 2859 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); 2860 goto bad; 2861 } 2862 2863 ntp = isp_get_ntpd(isp, tptr); 2864 if (ntp == NULL) { 2865 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2866 goto bad; 2867 } 2868 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 2869 if (notify->nt_lreserved) { 2870 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 2871 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 2872 } 2873 ntp->rd.seq_id = notify->nt_tagval; 2874 ntp->rd.tag_id = notify->nt_tagval >> 32; 2875 2876 tptr->inot_count--; 2877 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2878 rls_lun_statep(isp, tptr); 2879 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2880 inot->ccb_h.status = CAM_MESSAGE_RECV; 2881 xpt_done((union ccb *)inot); 2882 return; 2883 bad: 2884 if (tptr) { 2885 rls_lun_statep(isp, tptr); 2886 } 2887 if (notify->nt_need_ack && notify->nt_lreserved) { 2888 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2889 (void) isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM); 2890 } else { 2891 (void) isp_notify_ack(isp, notify->nt_lreserved); 2892 } 2893 } 2894 } 2895 2896 /* 2897 * Find the associated private data and makr it as dead so 2898 * we don't try to work on it any further. 2899 */ 2900 static void 2901 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 2902 { 2903 tstate_t *tptr; 2904 atio_private_data_t *atp; 2905 2906 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 2907 if (tptr == NULL) { 2908 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 2909 if (tptr == NULL) { 2910 ccb->ccb_h.status = CAM_REQ_INVALID; 2911 return; 2912 } 2913 } 2914 2915 atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 2916 if (atp == NULL) { 2917 ccb->ccb_h.status = CAM_REQ_INVALID; 2918 return; 2919 } 2920 atp->dead = 1; 2921 ccb->ccb_h.status = CAM_REQ_CMP; 2922 } 2923 2924 static void 2925 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 2926 { 2927 atio_private_data_t *atp; 2928 inot_private_data_t *restart_queue = tptr->restart_queue; 2929 2930 /* 2931 * First, clean any commands pending restart 2932 */ 2933 tptr->restart_queue = NULL; 2934 while (restart_queue) { 2935 uint32_t this_tag_id; 2936 inot_private_data_t *ntp = restart_queue; 2937 2938 restart_queue = ntp->rd.nt.nt_hba; 2939 2940 if (IS_24XX(isp)) { 2941 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 2942 } else { 2943 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 2944 } 2945 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 2946 isp_put_ntpd(isp, tptr, ntp); 2947 } else { 2948 ntp->rd.nt.nt_hba = tptr->restart_queue; 2949 tptr->restart_queue = ntp; 2950 } 2951 } 2952 2953 /* 2954 * Now mark other ones dead as well. 2955 */ 2956 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 2957 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 2958 atp->dead = 1; 2959 } 2960 } 2961 } 2962 2963 2964 #ifdef ISP_INTERNAL_TARGET 2965 // #define ISP_FORCE_TIMEOUT 1 2966 // #define ISP_TEST_WWNS 1 2967 // #define ISP_TEST_SEPARATE_STATUS 1 2968 2969 #define ccb_data_offset ppriv_field0 2970 #define ccb_atio ppriv_ptr1 2971 #define ccb_inot ppriv_ptr1 2972 2973 #define MAX_ISP_TARG_TRANSFER (2 << 20) 2974 #define NISP_TARG_CMDS 1024 2975 #define NISP_TARG_NOTIFIES 1024 2976 #define DISK_SHIFT 9 2977 #define JUNK_SIZE 256 2978 2979 #ifndef VERIFY_10 2980 #define VERIFY_10 0x2f 2981 #endif 2982 2983 TAILQ_HEAD(ccb_queue, ccb_hdr); 2984 extern u_int vm_kmem_size; 2985 static int ca; 2986 static uint32_t disk_size; 2987 static uint8_t *disk_data = NULL; 2988 static uint8_t *junk_data; 2989 static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data"); 2990 struct isptarg_softc { 2991 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */ 2992 struct ccb_queue work_queue; 2993 struct ccb_queue rework_queue; 2994 struct ccb_queue running_queue; 2995 struct ccb_queue inot_queue; 2996 struct cam_periph *periph; 2997 struct cam_path *path; 2998 ispsoftc_t *isp; 2999 }; 3000 static periph_ctor_t isptargctor; 3001 static periph_dtor_t isptargdtor; 3002 static periph_start_t isptargstart; 3003 static periph_init_t isptarginit; 3004 static void isptarg_done(struct cam_periph *, union ccb *); 3005 static void isptargasync(void *, u_int32_t, struct cam_path *, void *); 3006 3007 3008 static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *); 3009 3010 static struct periph_driver isptargdriver = 3011 { 3012 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), /* generation */ 0 3013 }; 3014 3015 static void 3016 isptarginit(void) 3017 { 3018 } 3019 3020 static void 3021 isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot) 3022 { 3023 struct ccb_notify_acknowledge *ack = &iccb->cna2; 3024 3025 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__, 3026 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg); 3027 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 3028 ack->ccb_h.flags = 0; 3029 ack->ccb_h.retry_count = 0; 3030 ack->ccb_h.cbfcnp = isptarg_done; 3031 ack->ccb_h.timeout = 0; 3032 ack->ccb_h.ccb_inot = inot; 3033 ack->tag_id = inot->tag_id; 3034 ack->seq_id = inot->seq_id; 3035 ack->initiator_id = inot->initiator_id; 3036 xpt_action(iccb); 3037 } 3038 3039 static void 3040 isptargstart(struct cam_periph *periph, union ccb *iccb) 3041 { 3042 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 0x7f }; 3043 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = { 3044 0, 0x0, 0x2, 0x2, 32, 0, 0, 0x32, 3045 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3046 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M', 3047 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K', 3048 '0', '0', '0', '1' 3049 }; 3050 int i, more = 0, last; 3051 struct isptarg_softc *softc = periph->softc; 3052 struct ccb_scsiio *csio; 3053 lun_id_t return_lun; 3054 struct ccb_accept_tio *atio; 3055 uint8_t *cdb, *ptr, status; 3056 uint8_t *data_ptr; 3057 uint32_t data_len, flags; 3058 struct ccb_hdr *ccbh; 3059 3060 mtx_assert(periph->sim->mtx, MA_OWNED); 3061 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, 3062 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n'); 3063 /* 3064 * Check for immediate notifies first 3065 */ 3066 ccbh = TAILQ_FIRST(&softc->inot_queue); 3067 if (ccbh) { 3068 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe); 3069 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) { 3070 xpt_schedule(periph, 1); 3071 } 3072 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh); 3073 return; 3074 } 3075 3076 /* 3077 * Check the rework (continuation) work queue first. 3078 */ 3079 ccbh = TAILQ_FIRST(&softc->rework_queue); 3080 if (ccbh) { 3081 atio = (struct ccb_accept_tio *)ccbh; 3082 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe); 3083 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue); 3084 } else { 3085 ccbh = TAILQ_FIRST(&softc->work_queue); 3086 if (ccbh == NULL) { 3087 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, iccb->ccb_h.path, "%s: woken up but no work?\n", __func__); 3088 xpt_release_ccb(iccb); 3089 return; 3090 } 3091 atio = (struct ccb_accept_tio *)ccbh; 3092 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe); 3093 more = TAILQ_FIRST(&softc->work_queue) != NULL; 3094 atio->ccb_h.ccb_data_offset = 0; 3095 } 3096 3097 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) { 3098 panic("BAD ATIO"); 3099 } 3100 3101 data_ptr = NULL; 3102 data_len = 0; 3103 csio = &iccb->csio; 3104 status = SCSI_STATUS_OK; 3105 flags = CAM_SEND_STATUS; 3106 memset(&atio->sense_data, 0, sizeof (atio->sense_data)); 3107 cdb = atio->cdb_io.cdb_bytes; 3108 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, 3109 cdb[0], atio->ccb_h.ccb_data_offset); 3110 3111 return_lun = XS_LUN(atio); 3112 if (return_lun != 0) { 3113 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]); 3114 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) { 3115 status = SCSI_STATUS_CHECK_COND; 3116 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_ILLEGAL_REQUEST; 3117 atio->sense_data.add_sense_code = 0x25; 3118 atio->sense_data.add_sense_code_qual = 0x0; 3119 atio->sense_len = sizeof (atio->sense_data); 3120 } 3121 return_lun = CAM_LUN_WILDCARD; 3122 } 3123 3124 switch (cdb[0]) { 3125 case REQUEST_SENSE: 3126 flags |= CAM_DIR_IN; 3127 data_len = sizeof (atio->sense_data); 3128 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE; 3129 memset(junk_data+1, 0, data_len-1); 3130 if (data_len > cdb[4]) { 3131 data_len = cdb[4]; 3132 } 3133 if (data_len) { 3134 data_ptr = junk_data; 3135 } 3136 break; 3137 case READ_6: 3138 case READ_10: 3139 case READ_12: 3140 case READ_16: 3141 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3142 status = SCSI_STATUS_CHECK_COND; 3143 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3144 atio->sense_data.add_sense_code = 0x5; 3145 atio->sense_data.add_sense_code_qual = 0x24; 3146 atio->sense_len = sizeof (atio->sense_data); 3147 } else { 3148 #ifdef ISP_FORCE_TIMEOUT 3149 { 3150 static int foo; 3151 if (foo++ == 500) { 3152 if (more) { 3153 xpt_schedule(periph, 1); 3154 } 3155 foo = 0; 3156 return; 3157 } 3158 } 3159 #endif 3160 #ifdef ISP_TEST_SEPARATE_STATUS 3161 if (last && data_len) { 3162 last = 0; 3163 } 3164 #endif 3165 if (last == 0) { 3166 flags &= ~CAM_SEND_STATUS; 3167 } 3168 if (data_len) { 3169 atio->ccb_h.ccb_data_offset += data_len; 3170 flags |= CAM_DIR_IN; 3171 } else { 3172 flags |= CAM_DIR_NONE; 3173 } 3174 } 3175 break; 3176 case WRITE_6: 3177 case WRITE_10: 3178 case WRITE_12: 3179 case WRITE_16: 3180 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3181 status = SCSI_STATUS_CHECK_COND; 3182 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3183 atio->sense_data.add_sense_code = 0x5; 3184 atio->sense_data.add_sense_code_qual = 0x24; 3185 atio->sense_len = sizeof (atio->sense_data); 3186 } else { 3187 #ifdef ISP_FORCE_TIMEOUT 3188 { 3189 static int foo; 3190 if (foo++ == 500) { 3191 if (more) { 3192 xpt_schedule(periph, 1); 3193 } 3194 foo = 0; 3195 return; 3196 } 3197 } 3198 #endif 3199 #ifdef ISP_TEST_SEPARATE_STATUS 3200 if (last && data_len) { 3201 last = 0; 3202 } 3203 #endif 3204 if (last == 0) { 3205 flags &= ~CAM_SEND_STATUS; 3206 } 3207 if (data_len) { 3208 atio->ccb_h.ccb_data_offset += data_len; 3209 flags |= CAM_DIR_OUT; 3210 } else { 3211 flags |= CAM_DIR_NONE; 3212 } 3213 } 3214 break; 3215 case INQUIRY: 3216 flags |= CAM_DIR_IN; 3217 if (cdb[1] || cdb[2] || cdb[3]) { 3218 status = SCSI_STATUS_CHECK_COND; 3219 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3220 atio->sense_data.add_sense_code = 0x5; 3221 atio->sense_data.add_sense_code_qual = 0x20; 3222 atio->sense_len = sizeof (atio->sense_data); 3223 break; 3224 } 3225 data_len = sizeof (iqd); 3226 if (data_len > cdb[4]) { 3227 data_len = cdb[4]; 3228 } 3229 if (data_len) { 3230 if (XS_LUN(iccb) != 0) { 3231 memcpy(junk_data, niliqd, sizeof (iqd)); 3232 } else { 3233 memcpy(junk_data, iqd, sizeof (iqd)); 3234 } 3235 data_ptr = junk_data; 3236 } 3237 break; 3238 case TEST_UNIT_READY: 3239 flags |= CAM_DIR_NONE; 3240 if (ca) { 3241 ca = 0; 3242 status = SCSI_STATUS_CHECK_COND; 3243 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3244 atio->sense_data.add_sense_code = 0x28; 3245 atio->sense_data.add_sense_code_qual = 0x0; 3246 atio->sense_len = sizeof (atio->sense_data); 3247 } 3248 break; 3249 case SYNCHRONIZE_CACHE: 3250 case START_STOP: 3251 case RESERVE: 3252 case RELEASE: 3253 case VERIFY_10: 3254 flags |= CAM_DIR_NONE; 3255 break; 3256 3257 case READ_CAPACITY: 3258 flags |= CAM_DIR_IN; 3259 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) { 3260 status = SCSI_STATUS_CHECK_COND; 3261 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3262 atio->sense_data.add_sense_code = 0x5; 3263 atio->sense_data.add_sense_code_qual = 0x24; 3264 atio->sense_len = sizeof (atio->sense_data); 3265 break; 3266 } 3267 if (cdb[8] & 0x1) { /* PMI */ 3268 junk_data[0] = 0xff; 3269 junk_data[1] = 0xff; 3270 junk_data[2] = 0xff; 3271 junk_data[3] = 0xff; 3272 } else { 3273 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1; 3274 if (last_blk < 0xffffffffULL) { 3275 junk_data[0] = (last_blk >> 24) & 0xff; 3276 junk_data[1] = (last_blk >> 16) & 0xff; 3277 junk_data[2] = (last_blk >> 8) & 0xff; 3278 junk_data[3] = (last_blk) & 0xff; 3279 } else { 3280 junk_data[0] = 0xff; 3281 junk_data[1] = 0xff; 3282 junk_data[2] = 0xff; 3283 junk_data[3] = 0xff; 3284 } 3285 } 3286 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff; 3287 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff; 3288 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff; 3289 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff; 3290 data_ptr = junk_data; 3291 data_len = 8; 3292 break; 3293 case REPORT_LUNS: 3294 flags |= CAM_DIR_IN; 3295 memset(junk_data, 0, JUNK_SIZE); 3296 junk_data[0] = (1 << 3) >> 24; 3297 junk_data[1] = (1 << 3) >> 16; 3298 junk_data[2] = (1 << 3) >> 8; 3299 junk_data[3] = (1 << 3); 3300 ptr = NULL; 3301 for (i = 0; i < 1; i++) { 3302 ptr = &junk_data[8 + (1 << 3)]; 3303 if (i >= 256) { 3304 ptr[0] = 0x40 | ((i >> 8) & 0x3f); 3305 } 3306 ptr[1] = i; 3307 } 3308 data_ptr = junk_data; 3309 data_len = (ptr + 8) - junk_data; 3310 break; 3311 3312 default: 3313 flags |= CAM_DIR_NONE; 3314 status = SCSI_STATUS_CHECK_COND; 3315 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3316 atio->sense_data.add_sense_code = 0x5; 3317 atio->sense_data.add_sense_code_qual = 0x20; 3318 atio->sense_len = sizeof (atio->sense_data); 3319 break; 3320 } 3321 3322 /* 3323 * If we are done with the transaction, tell the 3324 * controller to send status and perform a CMD_CMPLT. 3325 * If we have associated sense data, see if we can 3326 * send that too. 3327 */ 3328 if (status == SCSI_STATUS_CHECK_COND) { 3329 flags |= CAM_SEND_SENSE; 3330 csio->sense_len = atio->sense_len; 3331 csio->sense_data = atio->sense_data; 3332 flags &= ~CAM_DIR_MASK; 3333 data_len = 0; 3334 data_ptr = NULL; 3335 } 3336 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 0); 3337 iccb->ccb_h.target_id = atio->ccb_h.target_id; 3338 iccb->ccb_h.target_lun = return_lun; 3339 iccb->ccb_h.ccb_atio = atio; 3340 xpt_action(iccb); 3341 3342 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3343 cam_release_devq(periph->path, 0, 0, 0, 0); 3344 atio->ccb_h.status &= ~CAM_DEV_QFRZN; 3345 } 3346 if (more) { 3347 xpt_schedule(periph, 1); 3348 } 3349 } 3350 3351 static cam_status 3352 isptargctor(struct cam_periph *periph, void *arg) 3353 { 3354 struct isptarg_softc *softc; 3355 3356 softc = (struct isptarg_softc *)arg; 3357 periph->softc = softc; 3358 softc->periph = periph; 3359 softc->path = periph->path; 3360 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3361 return (CAM_REQ_CMP); 3362 } 3363 3364 static void 3365 isptargdtor(struct cam_periph *periph) 3366 { 3367 struct isptarg_softc *softc; 3368 softc = (struct isptarg_softc *)periph->softc; 3369 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3370 softc->periph = NULL; 3371 softc->path = NULL; 3372 periph->softc = NULL; 3373 } 3374 3375 static void 3376 isptarg_done(struct cam_periph *periph, union ccb *ccb) 3377 { 3378 struct isptarg_softc *softc; 3379 ispsoftc_t *isp; 3380 struct ccb_accept_tio *atio; 3381 struct ccb_immediate_notify *inot; 3382 cam_status status; 3383 3384 softc = (struct isptarg_softc *)periph->softc; 3385 isp = softc->isp; 3386 status = ccb->ccb_h.status & CAM_STATUS_MASK; 3387 3388 switch (ccb->ccb_h.func_code) { 3389 case XPT_ACCEPT_TARGET_IO: 3390 atio = (struct ccb_accept_tio *) ccb; 3391 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__); 3392 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe); 3393 xpt_schedule(periph, 1); 3394 break; 3395 case XPT_IMMEDIATE_NOTIFY: 3396 inot = (struct ccb_immediate_notify *) ccb; 3397 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__); 3398 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe); 3399 xpt_schedule(periph, 1); 3400 break; 3401 case XPT_CONT_TARGET_IO: 3402 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3403 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3404 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3405 } 3406 atio = ccb->ccb_h.ccb_atio; 3407 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3408 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL); 3409 xpt_action((union ccb *)atio); 3410 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 3411 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO seen in %s\n", atio->tag_id, __func__); 3412 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3413 xpt_schedule(periph, 1); 3414 } else { 3415 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO seen in %s\n", atio->tag_id, __func__); 3416 xpt_action((union ccb *)atio); 3417 } 3418 xpt_release_ccb(ccb); 3419 break; 3420 case XPT_NOTIFY_ACKNOWLEDGE: 3421 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3422 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3423 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3424 } 3425 inot = ccb->ccb_h.ccb_inot; 3426 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); 3427 xpt_release_ccb(ccb); 3428 xpt_action((union ccb *)inot); 3429 break; 3430 default: 3431 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code); 3432 break; 3433 } 3434 } 3435 3436 static void 3437 isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg) 3438 { 3439 struct ac_contract *acp = arg; 3440 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data; 3441 3442 if (code != AC_CONTRACT) { 3443 return; 3444 } 3445 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed"); 3446 } 3447 3448 static void 3449 isp_target_thread(ispsoftc_t *isp, int chan) 3450 { 3451 union ccb *ccb = NULL; 3452 int i; 3453 void *wchan; 3454 cam_status status; 3455 struct isptarg_softc *softc = NULL; 3456 struct cam_periph *periph = NULL, *wperiph = NULL; 3457 struct cam_path *path, *wpath; 3458 struct cam_sim *sim; 3459 3460 if (disk_data == NULL) { 3461 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20)); 3462 if (disk_size < (50 << 20)) { 3463 disk_size = 50 << 20; 3464 } 3465 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO); 3466 if (disk_data == NULL) { 3467 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__); 3468 goto out; 3469 } 3470 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20)); 3471 } 3472 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO); 3473 if (junk_data == NULL) { 3474 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__); 3475 goto out; 3476 } 3477 3478 3479 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO); 3480 if (softc == NULL) { 3481 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__); 3482 goto out; 3483 } 3484 TAILQ_INIT(&softc->work_queue); 3485 TAILQ_INIT(&softc->rework_queue); 3486 TAILQ_INIT(&softc->running_queue); 3487 TAILQ_INIT(&softc->inot_queue); 3488 softc->isp = isp; 3489 3490 periphdriver_register(&isptargdriver); 3491 ISP_GET_PC(isp, chan, sim, sim); 3492 ISP_GET_PC(isp, chan, path, path); 3493 status = xpt_create_path_unlocked(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 3494 if (status != CAM_REQ_CMP) { 3495 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__); 3496 return; 3497 } 3498 status = xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), 0, 0); 3499 if (status != CAM_REQ_CMP) { 3500 xpt_free_path(wpath); 3501 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__); 3502 return; 3503 } 3504 3505 ccb = xpt_alloc_ccb(); 3506 3507 ISP_LOCK(isp); 3508 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc); 3509 if (status != CAM_REQ_CMP) { 3510 ISP_UNLOCK(isp); 3511 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__); 3512 goto out; 3513 } 3514 wperiph = cam_periph_find(wpath, "isptarg"); 3515 if (wperiph == NULL) { 3516 ISP_UNLOCK(isp); 3517 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__); 3518 goto out; 3519 } 3520 3521 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc); 3522 if (status != CAM_REQ_CMP) { 3523 ISP_UNLOCK(isp); 3524 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__); 3525 goto out; 3526 } 3527 3528 periph = cam_periph_find(path, "isptarg"); 3529 if (periph == NULL) { 3530 ISP_UNLOCK(isp); 3531 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__); 3532 goto out; 3533 } 3534 3535 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath); 3536 if (status != CAM_REQ_CMP) { 3537 ISP_UNLOCK(isp); 3538 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__); 3539 goto out; 3540 } 3541 3542 ISP_UNLOCK(isp); 3543 3544 ccb = xpt_alloc_ccb(); 3545 3546 /* 3547 * Make sure role is none. 3548 */ 3549 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3550 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3551 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE; 3552 #ifdef ISP_TEST_WWNS 3553 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE | KNOB_VALID_ADDRESS; 3554 ccb->knob.xport_specific.fc.wwnn = 0x508004d000000000ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3555 ccb->knob.xport_specific.fc.wwpn = 0x508004d000000001ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3556 #else 3557 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3558 #endif 3559 3560 ISP_LOCK(isp); 3561 xpt_action(ccb); 3562 ISP_UNLOCK(isp); 3563 3564 /* 3565 * Now enable luns 3566 */ 3567 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3568 ccb->ccb_h.func_code = XPT_EN_LUN; 3569 ccb->cel.enable = 1; 3570 ISP_LOCK(isp); 3571 xpt_action(ccb); 3572 ISP_UNLOCK(isp); 3573 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3574 xpt_free_ccb(ccb); 3575 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3576 goto out; 3577 } 3578 3579 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10); 3580 ccb->ccb_h.func_code = XPT_EN_LUN; 3581 ccb->cel.enable = 1; 3582 ISP_LOCK(isp); 3583 xpt_action(ccb); 3584 ISP_UNLOCK(isp); 3585 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3586 xpt_free_ccb(ccb); 3587 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3588 goto out; 3589 } 3590 xpt_free_ccb(ccb); 3591 3592 /* 3593 * Add resources 3594 */ 3595 ISP_GET_PC_ADDR(isp, chan, target_proc, wchan); 3596 for (i = 0; i < 4; i++) { 3597 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3598 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3599 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3600 ccb->ccb_h.cbfcnp = isptarg_done; 3601 ISP_LOCK(isp); 3602 xpt_action(ccb); 3603 ISP_UNLOCK(isp); 3604 } 3605 for (i = 0; i < NISP_TARG_CMDS; i++) { 3606 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3607 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3608 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3609 ccb->ccb_h.cbfcnp = isptarg_done; 3610 ISP_LOCK(isp); 3611 xpt_action(ccb); 3612 ISP_UNLOCK(isp); 3613 } 3614 for (i = 0; i < 4; i++) { 3615 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3616 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3617 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3618 ccb->ccb_h.cbfcnp = isptarg_done; 3619 ISP_LOCK(isp); 3620 xpt_action(ccb); 3621 ISP_UNLOCK(isp); 3622 } 3623 for (i = 0; i < NISP_TARG_NOTIFIES; i++) { 3624 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3625 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3626 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3627 ccb->ccb_h.cbfcnp = isptarg_done; 3628 ISP_LOCK(isp); 3629 xpt_action(ccb); 3630 ISP_UNLOCK(isp); 3631 } 3632 3633 /* 3634 * Now turn it all back on 3635 */ 3636 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3637 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3638 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3639 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET; 3640 ISP_LOCK(isp); 3641 xpt_action(ccb); 3642 ISP_UNLOCK(isp); 3643 3644 /* 3645 * Okay, while things are still active, sleep... 3646 */ 3647 ISP_LOCK(isp); 3648 for (;;) { 3649 ISP_GET_PC(isp, chan, proc_active, i); 3650 if (i == 0) { 3651 break; 3652 } 3653 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0); 3654 } 3655 ISP_UNLOCK(isp); 3656 3657 out: 3658 if (wperiph) { 3659 cam_periph_invalidate(wperiph); 3660 } 3661 if (periph) { 3662 cam_periph_invalidate(periph); 3663 } 3664 if (junk_data) { 3665 free(junk_data, M_ISPTARG); 3666 } 3667 if (disk_data) { 3668 free(disk_data, M_ISPTARG); 3669 } 3670 if (softc) { 3671 free(softc, M_ISPTARG); 3672 } 3673 xpt_free_path(path); 3674 xpt_free_path(wpath); 3675 } 3676 3677 static void 3678 isp_target_thread_pi(void *arg) 3679 { 3680 struct isp_spi *pi = arg; 3681 isp_target_thread(cam_sim_softc(pi->sim), cam_sim_bus(pi->sim)); 3682 } 3683 3684 static void 3685 isp_target_thread_fc(void *arg) 3686 { 3687 struct isp_fc *fc = arg; 3688 isp_target_thread(cam_sim_softc(fc->sim), cam_sim_bus(fc->sim)); 3689 } 3690 3691 static int 3692 isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp) 3693 { 3694 uint32_t cnt, curcnt; 3695 uint64_t lba; 3696 3697 switch (cdb[0]) { 3698 case WRITE_16: 3699 case READ_16: 3700 cnt = (((uint32_t)cdb[10]) << 24) | 3701 (((uint32_t)cdb[11]) << 16) | 3702 (((uint32_t)cdb[12]) << 8) | 3703 ((uint32_t)cdb[13]); 3704 3705 lba = (((uint64_t)cdb[2]) << 56) | 3706 (((uint64_t)cdb[3]) << 48) | 3707 (((uint64_t)cdb[4]) << 40) | 3708 (((uint64_t)cdb[5]) << 32) | 3709 (((uint64_t)cdb[6]) << 24) | 3710 (((uint64_t)cdb[7]) << 16) | 3711 (((uint64_t)cdb[8]) << 8) | 3712 ((uint64_t)cdb[9]); 3713 break; 3714 case WRITE_12: 3715 case READ_12: 3716 cnt = (((uint32_t)cdb[6]) << 16) | 3717 (((uint32_t)cdb[7]) << 8) | 3718 ((u_int32_t)cdb[8]); 3719 3720 lba = (((uint32_t)cdb[2]) << 24) | 3721 (((uint32_t)cdb[3]) << 16) | 3722 (((uint32_t)cdb[4]) << 8) | 3723 ((uint32_t)cdb[5]); 3724 break; 3725 case WRITE_10: 3726 case READ_10: 3727 cnt = (((uint32_t)cdb[7]) << 8) | 3728 ((u_int32_t)cdb[8]); 3729 3730 lba = (((uint32_t)cdb[2]) << 24) | 3731 (((uint32_t)cdb[3]) << 16) | 3732 (((uint32_t)cdb[4]) << 8) | 3733 ((uint32_t)cdb[5]); 3734 break; 3735 case WRITE_6: 3736 case READ_6: 3737 cnt = cdb[4]; 3738 if (cnt == 0) { 3739 cnt = 256; 3740 } 3741 lba = (((uint32_t)cdb[1] & 0x1f) << 16) | 3742 (((uint32_t)cdb[2]) << 8) | 3743 ((uint32_t)cdb[3]); 3744 break; 3745 default: 3746 return (-1); 3747 } 3748 3749 cnt <<= DISK_SHIFT; 3750 lba <<= DISK_SHIFT; 3751 3752 if (offset == cnt) { 3753 *lp = 1; 3754 return (0); 3755 } 3756 3757 if (lba + cnt > dl) { 3758 return (-1); 3759 } 3760 3761 3762 curcnt = MAX_ISP_TARG_TRANSFER; 3763 if (offset + curcnt >= cnt) { 3764 curcnt = cnt - offset; 3765 *lp = 1; 3766 } else { 3767 *lp = 0; 3768 } 3769 *tl = curcnt; 3770 *kp = &dp[lba + offset]; 3771 return (0); 3772 } 3773 3774 #endif 3775 #endif 3776 3777 static void 3778 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 3779 { 3780 struct cam_sim *sim; 3781 ispsoftc_t *isp; 3782 3783 sim = (struct cam_sim *)cbarg; 3784 isp = (ispsoftc_t *) cam_sim_softc(sim); 3785 switch (code) { 3786 case AC_LOST_DEVICE: 3787 if (IS_SCSI(isp)) { 3788 uint16_t oflags, nflags; 3789 int bus = cam_sim_bus(sim); 3790 sdparam *sdp = SDPARAM(isp, bus); 3791 int tgt; 3792 3793 tgt = xpt_path_target_id(path); 3794 if (tgt >= 0) { 3795 nflags = sdp->isp_devparam[tgt].nvrm_flags; 3796 #ifndef ISP_TARGET_MODE 3797 nflags &= DPARM_SAFE_DFLT; 3798 if (isp->isp_loaded_fw) { 3799 nflags |= DPARM_NARROW | DPARM_ASYNC; 3800 } 3801 #else 3802 nflags = DPARM_DEFAULT; 3803 #endif 3804 oflags = sdp->isp_devparam[tgt].goal_flags; 3805 sdp->isp_devparam[tgt].goal_flags = nflags; 3806 sdp->isp_devparam[tgt].dev_update = 1; 3807 sdp->update = 1; 3808 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3809 sdp->isp_devparam[tgt].goal_flags = oflags; 3810 } 3811 } 3812 break; 3813 default: 3814 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 3815 break; 3816 } 3817 } 3818 3819 static void 3820 isp_poll(struct cam_sim *sim) 3821 { 3822 ispsoftc_t *isp = cam_sim_softc(sim); 3823 uint32_t isr; 3824 uint16_t sema, mbox; 3825 3826 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 3827 isp_intr(isp, isr, sema, mbox); 3828 } 3829 } 3830 3831 3832 static void 3833 isp_watchdog(void *arg) 3834 { 3835 struct ccb_scsiio *xs = arg; 3836 ispsoftc_t *isp; 3837 uint32_t handle; 3838 3839 isp = XS_ISP(xs); 3840 3841 handle = isp_find_handle(isp, xs); 3842 if (handle != ISP_HANDLE_FREE) { 3843 /* 3844 * Try and make sure the command is really dead before 3845 * we release the handle (and DMA resources) for reuse. 3846 * 3847 * If we are successful in aborting the command then 3848 * we're done here because we'll get the command returned 3849 * back separately. 3850 */ 3851 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 3852 return; 3853 } 3854 3855 /* 3856 * Note that after calling the above, the command may in 3857 * fact have been completed. 3858 */ 3859 xs = isp_find_xs(isp, handle); 3860 3861 /* 3862 * If the command no longer exists, then we won't 3863 * be able to find the xs again with this handle. 3864 */ 3865 if (xs == NULL) { 3866 return; 3867 } 3868 3869 /* 3870 * After this point, the command is really dead. 3871 */ 3872 if (XS_XFRLEN(xs)) { 3873 ISP_DMAFREE(isp, xs, handle); 3874 } 3875 isp_destroy_handle(isp, handle); 3876 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 3877 XS_SETERR(xs, CAM_CMD_TIMEOUT); 3878 isp_done(xs); 3879 } 3880 } 3881 3882 static void 3883 isp_make_here(ispsoftc_t *isp, int chan, int tgt) 3884 { 3885 union ccb *ccb; 3886 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3887 3888 if (isp_autoconfig == 0) { 3889 return; 3890 } 3891 3892 /* 3893 * Allocate a CCB, create a wildcard path for this target and schedule a rescan. 3894 */ 3895 ccb = xpt_alloc_ccb_nowait(); 3896 if (ccb == NULL) { 3897 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 3898 return; 3899 } 3900 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3901 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 3902 xpt_free_ccb(ccb); 3903 return; 3904 } 3905 xpt_rescan(ccb); 3906 } 3907 3908 static void 3909 isp_make_gone(ispsoftc_t *isp, int chan, int tgt) 3910 { 3911 struct cam_path *tp; 3912 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3913 3914 if (isp_autoconfig == 0) { 3915 return; 3916 } 3917 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 3918 xpt_async(AC_LOST_DEVICE, tp, NULL); 3919 xpt_free_path(tp); 3920 } 3921 } 3922 3923 /* 3924 * Gone Device Timer Function- when we have decided that a device has gone 3925 * away, we wait a specific period of time prior to telling the OS it has 3926 * gone away. 3927 * 3928 * This timer function fires once a second and then scans the port database 3929 * for devices that are marked dead but still have a virtual target assigned. 3930 * We decrement a counter for that port database entry, and when it hits zero, 3931 * we tell the OS the device has gone away. 3932 */ 3933 static void 3934 isp_gdt(void *arg) 3935 { 3936 struct isp_fc *fc = arg; 3937 ispsoftc_t *isp = fc->isp; 3938 int chan = fc - isp->isp_osinfo.pc.fc; 3939 fcportdb_t *lp; 3940 int dbidx, tgt, more_to_do = 0; 3941 3942 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d GDT timer expired @ %lu", chan, (unsigned long) time_uptime); 3943 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3944 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 3945 3946 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 3947 continue; 3948 } 3949 if (lp->dev_map_idx == 0 || lp->target_mode) { 3950 continue; 3951 } 3952 if (lp->gone_timer != 0) { 3953 lp->gone_timer -= 1; 3954 more_to_do++; 3955 continue; 3956 } 3957 tgt = lp->dev_map_idx - 1; 3958 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 3959 lp->dev_map_idx = 0; 3960 lp->state = FC_PORTDB_STATE_NIL; 3961 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout"); 3962 isp_make_gone(isp, chan, tgt); 3963 } 3964 if (fc->ready) { 3965 if (more_to_do) { 3966 callout_reset(&fc->gdt, hz, isp_gdt, fc); 3967 } else { 3968 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Stopping Gone Device Timer", chan); 3969 } 3970 } 3971 } 3972 3973 /* 3974 * Loop Down Timer Function- when loop goes down, a timer is started and 3975 * and after it expires we come here and take all probational devices that 3976 * the OS knows about and the tell the OS that they've gone away. 3977 * 3978 * We don't clear the devices out of our port database because, when loop 3979 * come back up, we have to do some actual cleanup with the chip at that 3980 * point (implicit PLOGO, e.g., to get the chip's port database state right). 3981 */ 3982 static void 3983 isp_ldt(void *arg) 3984 { 3985 struct isp_fc *fc = arg; 3986 ispsoftc_t *isp = fc->isp; 3987 int chan = fc - isp->isp_osinfo.pc.fc; 3988 fcportdb_t *lp; 3989 int dbidx, tgt; 3990 3991 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime); 3992 3993 /* 3994 * Notify to the OS all targets who we now consider have departed. 3995 */ 3996 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3997 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 3998 3999 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 4000 continue; 4001 } 4002 if (lp->dev_map_idx == 0 || lp->target_mode) { 4003 continue; 4004 } 4005 4006 /* 4007 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 4008 */ 4009 4010 /* 4011 * Mark that we've announced that this device is gone.... 4012 */ 4013 lp->reserved = 1; 4014 4015 /* 4016 * but *don't* change the state of the entry. Just clear 4017 * any target id stuff and announce to CAM that the 4018 * device is gone. This way any necessary PLOGO stuff 4019 * will happen when loop comes back up. 4020 */ 4021 4022 tgt = lp->dev_map_idx - 1; 4023 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4024 lp->dev_map_idx = 0; 4025 lp->state = FC_PORTDB_STATE_NIL; 4026 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout"); 4027 isp_make_gone(isp, chan, tgt); 4028 } 4029 4030 /* 4031 * The loop down timer has expired. Wake up the kthread 4032 * to notice that fact (or make it false). 4033 */ 4034 fc->loop_dead = 1; 4035 fc->loop_down_time = fc->loop_down_limit+1; 4036 wakeup(fc); 4037 } 4038 4039 static void 4040 isp_kthread(void *arg) 4041 { 4042 struct isp_fc *fc = arg; 4043 ispsoftc_t *isp = fc->isp; 4044 int chan = fc - isp->isp_osinfo.pc.fc; 4045 int slp = 0; 4046 4047 mtx_lock(&isp->isp_osinfo.lock); 4048 4049 for (;;) { 4050 int wasfrozen, lb, lim; 4051 4052 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan); 4053 lb = isp_fc_runstate(isp, chan, 250000); 4054 4055 /* 4056 * Our action is different based upon whether we're supporting 4057 * Initiator mode or not. If we are, we might freeze the simq 4058 * when loop is down and set all sorts of different delays to 4059 * check again. 4060 * 4061 * If not, we simply just wait for loop to come up. 4062 */ 4063 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) { 4064 /* 4065 * Increment loop down time by the last sleep interval 4066 */ 4067 fc->loop_down_time += slp; 4068 4069 if (lb < 0) { 4070 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time); 4071 } else { 4072 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC got to %d (down count %d)", __func__, chan, lb, fc->loop_down_time); 4073 } 4074 4075 /* 4076 * If we've never seen loop up and we've waited longer 4077 * than quickboot time, or we've seen loop up but we've 4078 * waited longer than loop_down_limit, give up and go 4079 * to sleep until loop comes up. 4080 */ 4081 if (FCPARAM(isp, chan)->loop_seen_once == 0) { 4082 lim = isp_quickboot_time; 4083 } else { 4084 lim = fc->loop_down_limit; 4085 } 4086 if (fc->loop_down_time >= lim) { 4087 isp_freeze_loopdown(isp, chan, "loop limit hit"); 4088 slp = 0; 4089 } else if (fc->loop_down_time < 10) { 4090 slp = 1; 4091 } else if (fc->loop_down_time < 30) { 4092 slp = 5; 4093 } else if (fc->loop_down_time < 60) { 4094 slp = 10; 4095 } else if (fc->loop_down_time < 120) { 4096 slp = 20; 4097 } else { 4098 slp = 30; 4099 } 4100 4101 } else if (lb) { 4102 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan); 4103 fc->loop_down_time += slp; 4104 slp = 60; 4105 } else { 4106 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan); 4107 fc->loop_down_time = 0; 4108 slp = 0; 4109 } 4110 4111 4112 /* 4113 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it 4114 * now so that CAM can start sending us commands. 4115 * 4116 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again 4117 * or kill the commands, as appropriate. 4118 */ 4119 4120 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) { 4121 wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 4122 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 4123 if (wasfrozen && fc->simqfrozen == 0) { 4124 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan); 4125 xpt_release_simq(fc->sim, 1); 4126 } 4127 } 4128 4129 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp); 4130 4131 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 4132 4133 /* 4134 * If slp is zero, we're waking up for the first time after 4135 * things have been okay. In this case, we set a deferral state 4136 * for all commands and delay hysteresis seconds before starting 4137 * the FC state evaluation. This gives the loop/fabric a chance 4138 * to settle. 4139 */ 4140 if (slp == 0 && fc->hysteresis) { 4141 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz); 4142 (void) msleep(&isp_fabric_hysteresis, &isp->isp_osinfo.lock, PRIBIO, "ispT", (fc->hysteresis * hz)); 4143 } 4144 } 4145 mtx_unlock(&isp->isp_osinfo.lock); 4146 } 4147 4148 static void 4149 isp_action(struct cam_sim *sim, union ccb *ccb) 4150 { 4151 int bus, tgt, ts, error, lim; 4152 ispsoftc_t *isp; 4153 struct ccb_trans_settings *cts; 4154 4155 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 4156 4157 isp = (ispsoftc_t *)cam_sim_softc(sim); 4158 mtx_assert(&isp->isp_lock, MA_OWNED); 4159 4160 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) { 4161 isp_init(isp); 4162 if (isp->isp_state != ISP_INITSTATE) { 4163 /* 4164 * Lie. Say it was a selection timeout. 4165 */ 4166 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 4167 xpt_freeze_devq(ccb->ccb_h.path, 1); 4168 xpt_done(ccb); 4169 return; 4170 } 4171 isp->isp_state = ISP_RUNSTATE; 4172 } 4173 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 4174 ISP_PCMD(ccb) = NULL; 4175 4176 switch (ccb->ccb_h.func_code) { 4177 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 4178 bus = XS_CHANNEL(ccb); 4179 /* 4180 * Do a couple of preliminary checks... 4181 */ 4182 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 4183 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 4184 ccb->ccb_h.status = CAM_REQ_INVALID; 4185 xpt_done(ccb); 4186 break; 4187 } 4188 } 4189 #ifdef DIAGNOSTIC 4190 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 4191 xpt_print(ccb->ccb_h.path, "invalid target\n"); 4192 ccb->ccb_h.status = CAM_PATH_INVALID; 4193 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 4194 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 4195 ccb->ccb_h.status = CAM_PATH_INVALID; 4196 } 4197 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 4198 xpt_done(ccb); 4199 break; 4200 } 4201 #endif 4202 ccb->csio.scsi_status = SCSI_STATUS_OK; 4203 if (isp_get_pcmd(isp, ccb)) { 4204 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 4205 cam_freeze_devq(ccb->ccb_h.path); 4206 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 4207 xpt_done(ccb); 4208 break; 4209 } 4210 error = isp_start((XS_T *) ccb); 4211 switch (error) { 4212 case CMD_QUEUED: 4213 XS_CMD_S_CLEAR(ccb); 4214 ccb->ccb_h.status |= CAM_SIM_QUEUED; 4215 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 4216 break; 4217 } 4218 ts = ccb->ccb_h.timeout; 4219 if (ts == CAM_TIME_DEFAULT) { 4220 ts = 60*1000; 4221 } 4222 ts = isp_mstohz(ts); 4223 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 4224 break; 4225 case CMD_RQLATER: 4226 /* 4227 * We get this result for FC devices if the loop state isn't ready yet 4228 * or if the device in question has gone zombie on us. 4229 * 4230 * If we've never seen Loop UP at all, we requeue this request and wait 4231 * for the initial loop up delay to expire. 4232 */ 4233 lim = ISP_FC_PC(isp, bus)->loop_down_limit; 4234 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) { 4235 if (FCPARAM(isp, bus)->loop_seen_once == 0) { 4236 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime); 4237 } else { 4238 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); 4239 } 4240 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 4241 xpt_freeze_devq(ccb->ccb_h.path, 1); 4242 isp_free_pcmd(isp, ccb); 4243 xpt_done(ccb); 4244 break; 4245 } 4246 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 4247 cam_freeze_devq(ccb->ccb_h.path); 4248 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4249 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4250 isp_free_pcmd(isp, ccb); 4251 xpt_done(ccb); 4252 break; 4253 case CMD_EAGAIN: 4254 isp_free_pcmd(isp, ccb); 4255 cam_freeze_devq(ccb->ccb_h.path); 4256 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 4257 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4258 xpt_done(ccb); 4259 break; 4260 case CMD_COMPLETE: 4261 isp_done((struct ccb_scsiio *) ccb); 4262 break; 4263 default: 4264 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 4265 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 4266 isp_free_pcmd(isp, ccb); 4267 xpt_done(ccb); 4268 } 4269 break; 4270 4271 #ifdef ISP_TARGET_MODE 4272 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 4273 if (ccb->cel.enable) { 4274 isp_enable_lun(isp, ccb); 4275 } else { 4276 isp_disable_lun(isp, ccb); 4277 } 4278 break; 4279 case XPT_IMMED_NOTIFY: 4280 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 4281 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 4282 { 4283 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 4284 if (tptr == NULL) { 4285 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 4286 } 4287 if (tptr == NULL) { 4288 const char *str; 4289 uint32_t tag; 4290 4291 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4292 str = "XPT_IMMEDIATE_NOTIFY"; 4293 tag = ccb->cin1.seq_id; 4294 } else { 4295 tag = ccb->atio.tag_id; 4296 str = "XPT_ACCEPT_TARGET_IO"; 4297 } 4298 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 4299 dump_tstates(isp, XS_CHANNEL(ccb)); 4300 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4301 break; 4302 } 4303 ccb->ccb_h.sim_priv.entries[0].field = 0; 4304 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 4305 ccb->ccb_h.flags = 0; 4306 4307 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 4308 if (ccb->atio.tag_id) { 4309 atio_private_data_t *atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 4310 if (atp) { 4311 isp_put_atpd(isp, tptr, atp); 4312 } 4313 } 4314 tptr->atio_count++; 4315 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 4316 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 4317 ((struct ccb_accept_tio *)ccb)->tag_id, tptr->atio_count); 4318 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4319 if (ccb->cin1.tag_id) { 4320 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 4321 if (ntp) { 4322 isp_put_ntpd(isp, tptr, ntp); 4323 } 4324 } 4325 tptr->inot_count++; 4326 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4327 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4328 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count); 4329 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 4330 tptr->inot_count++; 4331 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4332 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4333 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count); 4334 } 4335 rls_lun_statep(isp, tptr); 4336 ccb->ccb_h.status = CAM_REQ_INPROG; 4337 break; 4338 } 4339 case XPT_NOTIFY_ACK: 4340 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4341 break; 4342 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 4343 { 4344 tstate_t *tptr; 4345 inot_private_data_t *ntp; 4346 4347 /* 4348 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 4349 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 4350 */ 4351 /* 4352 * All the relevant path information is in the associated immediate notify 4353 */ 4354 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); 4355 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 4356 if (ntp == NULL) { 4357 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__, 4358 ccb->cna2.tag_id, ccb->cna2.seq_id); 4359 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4360 xpt_done(ccb); 4361 break; 4362 } 4363 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 4364 rls_lun_statep(isp, tptr); 4365 cam_freeze_devq(ccb->ccb_h.path); 4366 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4367 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4368 break; 4369 } 4370 isp_put_ntpd(isp, tptr, ntp); 4371 rls_lun_statep(isp, tptr); 4372 ccb->ccb_h.status = CAM_REQ_CMP; 4373 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); 4374 xpt_done(ccb); 4375 break; 4376 } 4377 case XPT_CONT_TARGET_IO: 4378 isp_target_start_ctio(isp, ccb); 4379 break; 4380 #endif 4381 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 4382 4383 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 4384 tgt = ccb->ccb_h.target_id; 4385 tgt |= (bus << 16); 4386 4387 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 4388 if (error) { 4389 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4390 } else { 4391 ccb->ccb_h.status = CAM_REQ_CMP; 4392 } 4393 xpt_done(ccb); 4394 break; 4395 case XPT_ABORT: /* Abort the specified CCB */ 4396 { 4397 union ccb *accb = ccb->cab.abort_ccb; 4398 switch (accb->ccb_h.func_code) { 4399 #ifdef ISP_TARGET_MODE 4400 case XPT_ACCEPT_TARGET_IO: 4401 isp_target_mark_aborted(isp, accb); 4402 break; 4403 #endif 4404 case XPT_SCSI_IO: 4405 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 4406 if (error) { 4407 ccb->ccb_h.status = CAM_UA_ABORT; 4408 } else { 4409 ccb->ccb_h.status = CAM_REQ_CMP; 4410 } 4411 break; 4412 default: 4413 ccb->ccb_h.status = CAM_REQ_INVALID; 4414 break; 4415 } 4416 /* 4417 * This is not a queued CCB, so the caller expects it to be 4418 * complete when control is returned. 4419 */ 4420 break; 4421 } 4422 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 4423 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 4424 cts = &ccb->cts; 4425 if (!IS_CURRENT_SETTINGS(cts)) { 4426 ccb->ccb_h.status = CAM_REQ_INVALID; 4427 xpt_done(ccb); 4428 break; 4429 } 4430 tgt = cts->ccb_h.target_id; 4431 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4432 if (IS_SCSI(isp)) { 4433 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4434 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4435 sdparam *sdp = SDPARAM(isp, bus); 4436 uint16_t *dptr; 4437 4438 if (spi->valid == 0 && scsi->valid == 0) { 4439 ccb->ccb_h.status = CAM_REQ_CMP; 4440 xpt_done(ccb); 4441 break; 4442 } 4443 4444 /* 4445 * We always update (internally) from goal_flags 4446 * so any request to change settings just gets 4447 * vectored to that location. 4448 */ 4449 dptr = &sdp->isp_devparam[tgt].goal_flags; 4450 4451 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 4452 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 4453 *dptr |= DPARM_DISC; 4454 else 4455 *dptr &= ~DPARM_DISC; 4456 } 4457 4458 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 4459 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 4460 *dptr |= DPARM_TQING; 4461 else 4462 *dptr &= ~DPARM_TQING; 4463 } 4464 4465 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 4466 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 4467 *dptr |= DPARM_WIDE; 4468 else 4469 *dptr &= ~DPARM_WIDE; 4470 } 4471 4472 /* 4473 * XXX: FIX ME 4474 */ 4475 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 4476 *dptr |= DPARM_SYNC; 4477 /* 4478 * XXX: CHECK FOR LEGALITY 4479 */ 4480 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 4481 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 4482 } else { 4483 *dptr &= ~DPARM_SYNC; 4484 } 4485 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, 4486 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 4487 sdp->isp_devparam[tgt].dev_update = 1; 4488 sdp->update = 1; 4489 } 4490 ccb->ccb_h.status = CAM_REQ_CMP; 4491 xpt_done(ccb); 4492 break; 4493 case XPT_GET_TRAN_SETTINGS: 4494 cts = &ccb->cts; 4495 tgt = cts->ccb_h.target_id; 4496 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4497 if (IS_FC(isp)) { 4498 fcparam *fcp = FCPARAM(isp, bus); 4499 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4500 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 4501 4502 cts->protocol = PROTO_SCSI; 4503 cts->protocol_version = SCSI_REV_2; 4504 cts->transport = XPORT_FC; 4505 cts->transport_version = 0; 4506 4507 scsi->valid = CTS_SCSI_VALID_TQ; 4508 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 4509 fc->valid = CTS_FC_VALID_SPEED; 4510 fc->bitrate = 100000; 4511 fc->bitrate *= fcp->isp_gbspeed; 4512 if (tgt > 0 && tgt < MAX_FC_TARG) { 4513 fcportdb_t *lp = &fcp->portdb[tgt]; 4514 fc->wwnn = lp->node_wwn; 4515 fc->wwpn = lp->port_wwn; 4516 fc->port = lp->portid; 4517 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 4518 } 4519 } else { 4520 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4521 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4522 sdparam *sdp = SDPARAM(isp, bus); 4523 uint16_t dval, pval, oval; 4524 4525 if (IS_CURRENT_SETTINGS(cts)) { 4526 sdp->isp_devparam[tgt].dev_refresh = 1; 4527 sdp->update = 1; 4528 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 4529 dval = sdp->isp_devparam[tgt].actv_flags; 4530 oval = sdp->isp_devparam[tgt].actv_offset; 4531 pval = sdp->isp_devparam[tgt].actv_period; 4532 } else { 4533 dval = sdp->isp_devparam[tgt].nvrm_flags; 4534 oval = sdp->isp_devparam[tgt].nvrm_offset; 4535 pval = sdp->isp_devparam[tgt].nvrm_period; 4536 } 4537 4538 cts->protocol = PROTO_SCSI; 4539 cts->protocol_version = SCSI_REV_2; 4540 cts->transport = XPORT_SPI; 4541 cts->transport_version = 2; 4542 4543 spi->valid = 0; 4544 scsi->valid = 0; 4545 spi->flags = 0; 4546 scsi->flags = 0; 4547 if (dval & DPARM_DISC) { 4548 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4549 } 4550 if ((dval & DPARM_SYNC) && oval && pval) { 4551 spi->sync_offset = oval; 4552 spi->sync_period = pval; 4553 } else { 4554 spi->sync_offset = 0; 4555 spi->sync_period = 0; 4556 } 4557 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4558 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4559 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 4560 if (dval & DPARM_WIDE) { 4561 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4562 } else { 4563 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4564 } 4565 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 4566 scsi->valid = CTS_SCSI_VALID_TQ; 4567 if (dval & DPARM_TQING) { 4568 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4569 } 4570 spi->valid |= CTS_SPI_VALID_DISC; 4571 } 4572 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%d) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 4573 bus, tgt, cts->ccb_h.target_lun, dval, oval, pval); 4574 } 4575 ccb->ccb_h.status = CAM_REQ_CMP; 4576 xpt_done(ccb); 4577 break; 4578 4579 case XPT_CALC_GEOMETRY: 4580 cam_calc_geometry(&ccb->ccg, 1); 4581 xpt_done(ccb); 4582 break; 4583 4584 case XPT_RESET_BUS: /* Reset the specified bus */ 4585 bus = cam_sim_bus(sim); 4586 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 4587 if (error) { 4588 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4589 xpt_done(ccb); 4590 break; 4591 } 4592 if (bootverbose) { 4593 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 4594 } 4595 if (IS_FC(isp)) { 4596 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 4597 } else { 4598 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 4599 } 4600 ccb->ccb_h.status = CAM_REQ_CMP; 4601 xpt_done(ccb); 4602 break; 4603 4604 case XPT_TERM_IO: /* Terminate the I/O process */ 4605 ccb->ccb_h.status = CAM_REQ_INVALID; 4606 xpt_done(ccb); 4607 break; 4608 4609 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 4610 { 4611 struct ccb_sim_knob *kp = &ccb->knob; 4612 fcparam *fcp; 4613 4614 4615 if (!IS_FC(isp)) { 4616 ccb->ccb_h.status = CAM_REQ_INVALID; 4617 xpt_done(ccb); 4618 break; 4619 } 4620 4621 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4622 fcp = FCPARAM(isp, bus); 4623 4624 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 4625 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 4626 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 4627 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 4628 } 4629 ccb->ccb_h.status = CAM_REQ_CMP; 4630 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 4631 int rchange = 0; 4632 int newrole = 0; 4633 4634 switch (kp->xport_specific.fc.role) { 4635 case KNOB_ROLE_NONE: 4636 if (fcp->role != ISP_ROLE_NONE) { 4637 rchange = 1; 4638 newrole = ISP_ROLE_NONE; 4639 } 4640 break; 4641 case KNOB_ROLE_TARGET: 4642 if (fcp->role != ISP_ROLE_TARGET) { 4643 rchange = 1; 4644 newrole = ISP_ROLE_TARGET; 4645 } 4646 break; 4647 case KNOB_ROLE_INITIATOR: 4648 if (fcp->role != ISP_ROLE_INITIATOR) { 4649 rchange = 1; 4650 newrole = ISP_ROLE_INITIATOR; 4651 } 4652 break; 4653 case KNOB_ROLE_BOTH: 4654 #if 0 4655 if (fcp->role != ISP_ROLE_BOTH) { 4656 rchange = 1; 4657 newrole = ISP_ROLE_BOTH; 4658 } 4659 #else 4660 /* 4661 * We don't really support dual role at present on FC cards. 4662 * 4663 * We should, but a bunch of things are currently broken, 4664 * so don't allow it. 4665 */ 4666 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 4667 ccb->ccb_h.status = CAM_REQ_INVALID; 4668 #endif 4669 break; 4670 } 4671 if (rchange) { 4672 if (isp_fc_change_role(isp, bus, newrole) != 0) { 4673 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4674 #ifdef ISP_TARGET_MODE 4675 } else if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) { 4676 isp_enable_deferred_luns(isp, bus); 4677 #endif 4678 } 4679 } 4680 } 4681 xpt_done(ccb); 4682 break; 4683 } 4684 case XPT_GET_SIM_KNOB: /* Set SIM knobs */ 4685 { 4686 struct ccb_sim_knob *kp = &ccb->knob; 4687 4688 if (IS_FC(isp)) { 4689 fcparam *fcp; 4690 4691 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4692 fcp = FCPARAM(isp, bus); 4693 4694 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 4695 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 4696 switch (fcp->role) { 4697 case ISP_ROLE_NONE: 4698 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 4699 break; 4700 case ISP_ROLE_TARGET: 4701 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 4702 break; 4703 case ISP_ROLE_INITIATOR: 4704 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 4705 break; 4706 case ISP_ROLE_BOTH: 4707 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 4708 break; 4709 } 4710 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 4711 ccb->ccb_h.status = CAM_REQ_CMP; 4712 } else { 4713 ccb->ccb_h.status = CAM_REQ_INVALID; 4714 } 4715 xpt_done(ccb); 4716 break; 4717 } 4718 case XPT_PATH_INQ: /* Path routing inquiry */ 4719 { 4720 struct ccb_pathinq *cpi = &ccb->cpi; 4721 4722 cpi->version_num = 1; 4723 #ifdef ISP_TARGET_MODE 4724 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 4725 #else 4726 cpi->target_sprt = 0; 4727 #endif 4728 cpi->hba_eng_cnt = 0; 4729 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 4730 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 4731 cpi->bus_id = cam_sim_bus(sim); 4732 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 4733 if (IS_FC(isp)) { 4734 fcparam *fcp = FCPARAM(isp, bus); 4735 4736 cpi->hba_misc = PIM_NOBUSRESET; 4737 4738 /* 4739 * Because our loop ID can shift from time to time, 4740 * make our initiator ID out of range of our bus. 4741 */ 4742 cpi->initiator_id = cpi->max_target + 1; 4743 4744 /* 4745 * Set base transfer capabilities for Fibre Channel, for this HBA. 4746 */ 4747 if (IS_24XX(isp)) { 4748 cpi->base_transfer_speed = 4000000; 4749 } else if (IS_23XX(isp)) { 4750 cpi->base_transfer_speed = 2000000; 4751 } else { 4752 cpi->base_transfer_speed = 1000000; 4753 } 4754 cpi->hba_inquiry = PI_TAG_ABLE; 4755 cpi->transport = XPORT_FC; 4756 cpi->transport_version = 0; 4757 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 4758 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 4759 cpi->xport_specific.fc.port = fcp->isp_portid; 4760 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 4761 } else { 4762 sdparam *sdp = SDPARAM(isp, bus); 4763 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 4764 cpi->hba_misc = 0; 4765 cpi->initiator_id = sdp->isp_initiator_id; 4766 cpi->base_transfer_speed = 3300; 4767 cpi->transport = XPORT_SPI; 4768 cpi->transport_version = 2; 4769 } 4770 cpi->protocol = PROTO_SCSI; 4771 cpi->protocol_version = SCSI_REV_2; 4772 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 4773 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 4774 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 4775 cpi->unit_number = cam_sim_unit(sim); 4776 cpi->ccb_h.status = CAM_REQ_CMP; 4777 xpt_done(ccb); 4778 break; 4779 } 4780 default: 4781 ccb->ccb_h.status = CAM_REQ_INVALID; 4782 xpt_done(ccb); 4783 break; 4784 } 4785 } 4786 4787 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 4788 4789 void 4790 isp_done(XS_T *sccb) 4791 { 4792 ispsoftc_t *isp = XS_ISP(sccb); 4793 4794 if (XS_NOERR(sccb)) 4795 XS_SETERR(sccb, CAM_REQ_CMP); 4796 4797 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 4798 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 4799 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 4800 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 4801 } else { 4802 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 4803 } 4804 } 4805 4806 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4807 if ((sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4808 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); 4809 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 4810 sccb->ccb_h.status |= CAM_DEV_QFRZN; 4811 xpt_freeze_devq(sccb->ccb_h.path, 1); 4812 } 4813 } 4814 4815 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4816 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 4817 } 4818 4819 XS_CMD_S_DONE(sccb); 4820 callout_stop(&PISP_PCMD(sccb)->wdog); 4821 XS_CMD_S_CLEAR(sccb); 4822 isp_free_pcmd(isp, (union ccb *) sccb); 4823 xpt_done((union ccb *) sccb); 4824 } 4825 4826 void 4827 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 4828 { 4829 int bus; 4830 static const char prom[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s WWPN 0x%08x%08x"; 4831 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s tgt %u WWPN 0x%08x%08x"; 4832 char *msg = NULL; 4833 target_id_t tgt; 4834 fcportdb_t *lp; 4835 struct isp_fc *fc; 4836 struct cam_path *tmppath; 4837 va_list ap; 4838 4839 switch (cmd) { 4840 case ISPASYNC_NEW_TGT_PARAMS: 4841 { 4842 struct ccb_trans_settings_scsi *scsi; 4843 struct ccb_trans_settings_spi *spi; 4844 int flags, tgt; 4845 sdparam *sdp; 4846 struct ccb_trans_settings cts; 4847 4848 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 4849 4850 va_start(ap, cmd); 4851 bus = va_arg(ap, int); 4852 tgt = va_arg(ap, int); 4853 va_end(ap); 4854 sdp = SDPARAM(isp, bus); 4855 4856 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4857 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 4858 break; 4859 } 4860 flags = sdp->isp_devparam[tgt].actv_flags; 4861 cts.type = CTS_TYPE_CURRENT_SETTINGS; 4862 cts.protocol = PROTO_SCSI; 4863 cts.transport = XPORT_SPI; 4864 4865 scsi = &cts.proto_specific.scsi; 4866 spi = &cts.xport_specific.spi; 4867 4868 if (flags & DPARM_TQING) { 4869 scsi->valid |= CTS_SCSI_VALID_TQ; 4870 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4871 } 4872 4873 if (flags & DPARM_DISC) { 4874 spi->valid |= CTS_SPI_VALID_DISC; 4875 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4876 } 4877 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 4878 if (flags & DPARM_WIDE) { 4879 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4880 } else { 4881 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4882 } 4883 if (flags & DPARM_SYNC) { 4884 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4885 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4886 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 4887 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 4888 } 4889 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); 4890 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 4891 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 4892 xpt_free_path(tmppath); 4893 break; 4894 } 4895 case ISPASYNC_BUS_RESET: 4896 { 4897 va_start(ap, cmd); 4898 bus = va_arg(ap, int); 4899 va_end(ap); 4900 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 4901 if (IS_FC(isp)) { 4902 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 4903 } else { 4904 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 4905 } 4906 break; 4907 } 4908 case ISPASYNC_LIP: 4909 if (msg == NULL) { 4910 msg = "LIP Received"; 4911 } 4912 /* FALLTHROUGH */ 4913 case ISPASYNC_LOOP_RESET: 4914 if (msg == NULL) { 4915 msg = "LOOP Reset"; 4916 } 4917 /* FALLTHROUGH */ 4918 case ISPASYNC_LOOP_DOWN: 4919 { 4920 if (msg == NULL) { 4921 msg = "LOOP Down"; 4922 } 4923 va_start(ap, cmd); 4924 bus = va_arg(ap, int); 4925 va_end(ap); 4926 4927 FCPARAM(isp, bus)->link_active = 0; 4928 4929 fc = ISP_FC_PC(isp, bus); 4930 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) { 4931 /* 4932 * We don't do any simq freezing if we are only in target mode 4933 */ 4934 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 4935 if (fc->path) { 4936 isp_freeze_loopdown(isp, bus, msg); 4937 } 4938 if (!callout_active(&fc->ldt)) { 4939 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc); 4940 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Loop Down Timer @ %lu", (unsigned long) time_uptime); 4941 } 4942 } 4943 } 4944 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg); 4945 break; 4946 } 4947 case ISPASYNC_LOOP_UP: 4948 va_start(ap, cmd); 4949 bus = va_arg(ap, int); 4950 va_end(ap); 4951 fc = ISP_FC_PC(isp, bus); 4952 /* 4953 * Now we just note that Loop has come up. We don't 4954 * actually do anything because we're waiting for a 4955 * Change Notify before activating the FC cleanup 4956 * thread to look at the state of the loop again. 4957 */ 4958 FCPARAM(isp, bus)->link_active = 1; 4959 fc->loop_dead = 0; 4960 fc->loop_down_time = 0; 4961 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 4962 break; 4963 case ISPASYNC_DEV_ARRIVED: 4964 va_start(ap, cmd); 4965 bus = va_arg(ap, int); 4966 lp = va_arg(ap, fcportdb_t *); 4967 va_end(ap); 4968 fc = ISP_FC_PC(isp, bus); 4969 lp->reserved = 0; 4970 lp->gone_timer = 0; 4971 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT))) { 4972 int dbidx = lp - FCPARAM(isp, bus)->portdb; 4973 int i; 4974 4975 for (i = 0; i < MAX_FC_TARG; i++) { 4976 if (i >= FL_ID && i <= SNS_ID) { 4977 continue; 4978 } 4979 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) { 4980 break; 4981 } 4982 } 4983 if (i < MAX_FC_TARG) { 4984 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1; 4985 lp->dev_map_idx = i + 1; 4986 } else { 4987 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 4988 isp_dump_portdb(isp, bus); 4989 } 4990 } 4991 if (lp->dev_map_idx) { 4992 tgt = lp->dev_map_idx - 1; 4993 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); 4994 isp_make_here(isp, bus, tgt); 4995 } else { 4996 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); 4997 } 4998 break; 4999 case ISPASYNC_DEV_CHANGED: 5000 va_start(ap, cmd); 5001 bus = va_arg(ap, int); 5002 lp = va_arg(ap, fcportdb_t *); 5003 va_end(ap); 5004 fc = ISP_FC_PC(isp, bus); 5005 lp->reserved = 0; 5006 lp->gone_timer = 0; 5007 if (isp_change_is_bad) { 5008 lp->state = FC_PORTDB_STATE_NIL; 5009 if (lp->dev_map_idx) { 5010 tgt = lp->dev_map_idx - 1; 5011 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0; 5012 lp->dev_map_idx = 0; 5013 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad"); 5014 isp_make_gone(isp, bus, tgt); 5015 } else { 5016 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "changed and departed", 5017 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5018 } 5019 } else { 5020 lp->portid = lp->new_portid; 5021 lp->roles = lp->new_roles; 5022 if (lp->dev_map_idx) { 5023 int t = lp->dev_map_idx - 1; 5024 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1; 5025 tgt = lp->dev_map_idx - 1; 5026 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "changed at", tgt, 5027 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5028 } else { 5029 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); 5030 } 5031 } 5032 break; 5033 case ISPASYNC_DEV_STAYED: 5034 va_start(ap, cmd); 5035 bus = va_arg(ap, int); 5036 lp = va_arg(ap, fcportdb_t *); 5037 va_end(ap); 5038 if (lp->dev_map_idx) { 5039 tgt = lp->dev_map_idx - 1; 5040 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "stayed at", tgt, 5041 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5042 } else { 5043 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "stayed", 5044 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5045 } 5046 break; 5047 case ISPASYNC_DEV_GONE: 5048 va_start(ap, cmd); 5049 bus = va_arg(ap, int); 5050 lp = va_arg(ap, fcportdb_t *); 5051 va_end(ap); 5052 fc = ISP_FC_PC(isp, bus); 5053 /* 5054 * If this has a virtual target and we haven't marked it 5055 * that we're going to have isp_gdt tell the OS it's gone, 5056 * set the isp_gdt timer running on it. 5057 * 5058 * If it isn't marked that isp_gdt is going to get rid of it, 5059 * announce that it's gone. 5060 * 5061 */ 5062 if (lp->dev_map_idx && lp->reserved == 0) { 5063 lp->reserved = 1; 5064 lp->state = FC_PORTDB_STATE_ZOMBIE; 5065 lp->gone_timer = ISP_FC_PC(isp, bus)->gone_device_time; 5066 if (fc->ready && !callout_active(&fc->gdt)) { 5067 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Starting Gone Device Timer with %u seconds time now %lu", bus, lp->gone_timer, (unsigned long)time_uptime); 5068 callout_reset(&fc->gdt, hz, isp_gdt, fc); 5069 } 5070 tgt = lp->dev_map_idx - 1; 5071 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); 5072 } else if (lp->reserved == 0) { 5073 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); 5074 } 5075 break; 5076 case ISPASYNC_CHANGE_NOTIFY: 5077 { 5078 char *msg; 5079 int evt, nphdl, nlstate, reason; 5080 5081 va_start(ap, cmd); 5082 bus = va_arg(ap, int); 5083 evt = va_arg(ap, int); 5084 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) { 5085 nphdl = va_arg(ap, int); 5086 nlstate = va_arg(ap, int); 5087 reason = va_arg(ap, int); 5088 } else { 5089 nphdl = NIL_HANDLE; 5090 nlstate = reason = 0; 5091 } 5092 va_end(ap); 5093 fc = ISP_FC_PC(isp, bus); 5094 5095 if (evt == ISPASYNC_CHANGE_PDB) { 5096 msg = "Chan %d Port Database Changed"; 5097 } else if (evt == ISPASYNC_CHANGE_SNS) { 5098 msg = "Chan %d Name Server Database Changed"; 5099 } else { 5100 msg = "Chan %d Other Change Notify"; 5101 } 5102 5103 /* 5104 * If the loop down timer is running, cancel it. 5105 */ 5106 if (fc->ready && callout_active(&fc->ldt)) { 5107 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime); 5108 callout_stop(&fc->ldt); 5109 } 5110 isp_prt(isp, ISP_LOGINFO, msg, bus); 5111 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5112 isp_freeze_loopdown(isp, bus, msg); 5113 } 5114 wakeup(fc); 5115 break; 5116 } 5117 #ifdef ISP_TARGET_MODE 5118 case ISPASYNC_TARGET_NOTIFY: 5119 { 5120 isp_notify_t *notify; 5121 va_start(ap, cmd); 5122 notify = va_arg(ap, isp_notify_t *); 5123 va_end(ap); 5124 switch (notify->nt_ncode) { 5125 case NT_ABORT_TASK: 5126 case NT_ABORT_TASK_SET: 5127 case NT_CLEAR_ACA: 5128 case NT_CLEAR_TASK_SET: 5129 case NT_LUN_RESET: 5130 case NT_TARGET_RESET: 5131 /* 5132 * These are task management functions. 5133 */ 5134 isp_handle_platform_target_tmf(isp, notify); 5135 break; 5136 case NT_BUS_RESET: 5137 case NT_LIP_RESET: 5138 case NT_LINK_UP: 5139 case NT_LINK_DOWN: 5140 /* 5141 * No action need be taken here. 5142 */ 5143 break; 5144 case NT_HBA_RESET: 5145 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 5146 break; 5147 case NT_LOGOUT: 5148 /* 5149 * This is device arrival/departure notification 5150 */ 5151 isp_handle_platform_target_notify_ack(isp, notify); 5152 break; 5153 case NT_ARRIVED: 5154 { 5155 struct ac_contract ac; 5156 struct ac_device_changed *fc; 5157 5158 ac.contract_number = AC_CONTRACT_DEV_CHG; 5159 fc = (struct ac_device_changed *) ac.contract_data; 5160 fc->wwpn = notify->nt_wwn; 5161 fc->port = notify->nt_sid; 5162 fc->target = notify->nt_nphdl; 5163 fc->arrived = 1; 5164 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5165 break; 5166 } 5167 case NT_DEPARTED: 5168 { 5169 struct ac_contract ac; 5170 struct ac_device_changed *fc; 5171 5172 ac.contract_number = AC_CONTRACT_DEV_CHG; 5173 fc = (struct ac_device_changed *) ac.contract_data; 5174 fc->wwpn = notify->nt_wwn; 5175 fc->port = notify->nt_sid; 5176 fc->target = notify->nt_nphdl; 5177 fc->arrived = 0; 5178 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5179 break; 5180 } 5181 default: 5182 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 5183 isp_handle_platform_target_notify_ack(isp, notify); 5184 break; 5185 } 5186 break; 5187 } 5188 case ISPASYNC_TARGET_ACTION: 5189 { 5190 isphdr_t *hp; 5191 5192 va_start(ap, cmd); 5193 hp = va_arg(ap, isphdr_t *); 5194 va_end(ap); 5195 switch (hp->rqs_entry_type) { 5196 default: 5197 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 5198 break; 5199 case RQSTYPE_NOTIFY: 5200 if (IS_SCSI(isp)) { 5201 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp); 5202 } else if (IS_24XX(isp)) { 5203 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 5204 } else { 5205 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 5206 } 5207 break; 5208 case RQSTYPE_ATIO: 5209 if (IS_24XX(isp)) { 5210 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 5211 } else { 5212 isp_handle_platform_atio(isp, (at_entry_t *) hp); 5213 } 5214 break; 5215 case RQSTYPE_ATIO2: 5216 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 5217 break; 5218 case RQSTYPE_CTIO7: 5219 case RQSTYPE_CTIO3: 5220 case RQSTYPE_CTIO2: 5221 case RQSTYPE_CTIO: 5222 isp_handle_platform_ctio(isp, hp); 5223 break; 5224 case RQSTYPE_ABTS_RCVD: 5225 { 5226 abts_t *abts = (abts_t *)hp; 5227 isp_notify_t notify, *nt = ¬ify; 5228 tstate_t *tptr; 5229 fcportdb_t *lp; 5230 uint16_t chan; 5231 uint32_t sid, did; 5232 5233 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 5234 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 5235 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 5236 5237 nt->nt_hba = isp; 5238 nt->nt_did = did; 5239 nt->nt_nphdl = abts->abts_nphdl; 5240 nt->nt_sid = sid; 5241 isp_find_chan_by_did(isp, did, &chan); 5242 if (chan == ISP_NOCHAN) { 5243 nt->nt_tgt = TGT_ANY; 5244 } else { 5245 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 5246 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) { 5247 nt->nt_wwn = lp->port_wwn; 5248 } else { 5249 nt->nt_wwn = INI_ANY; 5250 } 5251 } 5252 /* 5253 * Try hard to find the lun for this command. 5254 */ 5255 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 5256 if (tptr) { 5257 nt->nt_lun = xpt_path_lun_id(tptr->owner); 5258 rls_lun_statep(isp, tptr); 5259 } else { 5260 nt->nt_lun = LUN_ANY; 5261 } 5262 nt->nt_need_ack = 1; 5263 nt->nt_tagval = abts->abts_rxid_task; 5264 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 5265 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 5266 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)", 5267 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 5268 } else { 5269 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)", 5270 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 5271 } 5272 nt->nt_channel = chan; 5273 nt->nt_ncode = NT_ABORT_TASK; 5274 nt->nt_lreserved = hp; 5275 isp_handle_platform_target_tmf(isp, nt); 5276 break; 5277 } 5278 case RQSTYPE_ENABLE_LUN: 5279 case RQSTYPE_MODIFY_LUN: 5280 isp_ledone(isp, (lun_entry_t *) hp); 5281 break; 5282 } 5283 break; 5284 } 5285 #endif 5286 case ISPASYNC_FW_CRASH: 5287 { 5288 uint16_t mbox1, mbox6; 5289 mbox1 = ISP_READ(isp, OUTMAILBOX1); 5290 if (IS_DUALBUS(isp)) { 5291 mbox6 = ISP_READ(isp, OUTMAILBOX6); 5292 } else { 5293 mbox6 = 0; 5294 } 5295 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 5296 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 5297 isp->isp_osinfo.mbox_sleep_ok = 0; 5298 isp_reinit(isp, 1); 5299 isp->isp_osinfo.mbox_sleep_ok = mbox1; 5300 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 5301 break; 5302 } 5303 default: 5304 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 5305 break; 5306 } 5307 } 5308 5309 5310 /* 5311 * Locks are held before coming here. 5312 */ 5313 void 5314 isp_uninit(ispsoftc_t *isp) 5315 { 5316 if (IS_24XX(isp)) { 5317 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 5318 } else { 5319 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 5320 } 5321 ISP_DISABLE_INTS(isp); 5322 } 5323 5324 /* 5325 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 5326 * up from our platform default (defww{p|n}n) and morph them based upon 5327 * channel. 5328 * 5329 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 5330 * based upon channel. 5331 */ 5332 5333 uint64_t 5334 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 5335 { 5336 uint64_t seed; 5337 struct isp_fc *fc = ISP_FC_PC(isp, chan); 5338 5339 /* 5340 * If we're asking for a active WWN, the default overrides get 5341 * returned, otherwise the NVRAM value is picked. 5342 * 5343 * If we're asking for a default WWN, we just pick the default override. 5344 */ 5345 if (isactive) { 5346 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5347 if (seed) { 5348 return (seed); 5349 } 5350 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 5351 if (seed) { 5352 return (seed); 5353 } 5354 return (0x400000007F000009ull); 5355 } else { 5356 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5357 } 5358 5359 5360 /* 5361 * For channel zero just return what we have. For either ACIIVE or 5362 * DEFAULT cases, we depend on default override of NVRAM values for 5363 * channel zero. 5364 */ 5365 if (chan == 0) { 5366 return (seed); 5367 } 5368 5369 /* 5370 * For other channels, we are doing one of three things: 5371 * 5372 * 1. If what we have now is non-zero, return it. Otherwise we morph 5373 * values from channel 0. 2. If we're here for a WWPN we synthesize 5374 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 5375 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 5376 */ 5377 5378 if (seed) { 5379 return (seed); 5380 } 5381 if (isactive) { 5382 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 5383 } else { 5384 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 5385 } 5386 5387 if (((seed >> 60) & 0xf) == 2) { 5388 /* 5389 * The type 2 NAA fields for QLogic cards appear be laid out 5390 * thusly: 5391 * 5392 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 5393 * port (1) or node (0) WWN distinguishor bit 48 5394 * physical port on dual-port chips (23XX/24XX) 5395 * 5396 * This is somewhat nutty, particularly since bit 48 is 5397 * irrelevant as they assign seperate serial numbers to 5398 * different physical ports anyway. 5399 * 5400 * We'll stick our channel number plus one first into bits 5401 * 57..59 and thence into bits 52..55 which allows for 8 bits 5402 * of channel which is comfortably more than our maximum 5403 * (126) now. 5404 */ 5405 seed &= ~0x0FF0000000000000ULL; 5406 if (iswwnn == 0) { 5407 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 5408 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 5409 } 5410 } else { 5411 seed = 0; 5412 } 5413 return (seed); 5414 } 5415 5416 void 5417 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 5418 { 5419 va_list ap; 5420 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5421 return; 5422 } 5423 printf("%s: ", device_get_nameunit(isp->isp_dev)); 5424 va_start(ap, fmt); 5425 vprintf(fmt, ap); 5426 va_end(ap); 5427 printf("\n"); 5428 } 5429 5430 void 5431 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 5432 { 5433 va_list ap; 5434 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5435 return; 5436 } 5437 xpt_print_path(xs->ccb_h.path); 5438 va_start(ap, fmt); 5439 vprintf(fmt, ap); 5440 va_end(ap); 5441 printf("\n"); 5442 } 5443 5444 uint64_t 5445 isp_nanotime_sub(struct timespec *b, struct timespec *a) 5446 { 5447 uint64_t elapsed; 5448 struct timespec x = *b; 5449 timespecsub(&x, a); 5450 elapsed = GET_NANOSEC(&x); 5451 if (elapsed == 0) 5452 elapsed++; 5453 return (elapsed); 5454 } 5455 5456 int 5457 isp_mbox_acquire(ispsoftc_t *isp) 5458 { 5459 if (isp->isp_osinfo.mboxbsy) { 5460 return (1); 5461 } else { 5462 isp->isp_osinfo.mboxcmd_done = 0; 5463 isp->isp_osinfo.mboxbsy = 1; 5464 return (0); 5465 } 5466 } 5467 5468 void 5469 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 5470 { 5471 unsigned int usecs = mbp->timeout; 5472 unsigned int max, olim, ilim; 5473 5474 if (usecs == 0) { 5475 usecs = MBCMD_DEFAULT_TIMEOUT; 5476 } 5477 max = isp->isp_mbxwrk0 + 1; 5478 5479 if (isp->isp_osinfo.mbox_sleep_ok) { 5480 unsigned int ms = (usecs + 999) / 1000; 5481 5482 isp->isp_osinfo.mbox_sleep_ok = 0; 5483 isp->isp_osinfo.mbox_sleeping = 1; 5484 for (olim = 0; olim < max; olim++) { 5485 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 5486 if (isp->isp_osinfo.mboxcmd_done) { 5487 break; 5488 } 5489 } 5490 isp->isp_osinfo.mbox_sleep_ok = 1; 5491 isp->isp_osinfo.mbox_sleeping = 0; 5492 } else { 5493 for (olim = 0; olim < max; olim++) { 5494 for (ilim = 0; ilim < usecs; ilim += 100) { 5495 uint32_t isr; 5496 uint16_t sema, mbox; 5497 if (isp->isp_osinfo.mboxcmd_done) { 5498 break; 5499 } 5500 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 5501 isp_intr(isp, isr, sema, mbox); 5502 if (isp->isp_osinfo.mboxcmd_done) { 5503 break; 5504 } 5505 } 5506 ISP_DELAY(100); 5507 } 5508 if (isp->isp_osinfo.mboxcmd_done) { 5509 break; 5510 } 5511 } 5512 } 5513 if (isp->isp_osinfo.mboxcmd_done == 0) { 5514 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 5515 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 5516 mbp->param[0] = MBOX_TIMEOUT; 5517 isp->isp_osinfo.mboxcmd_done = 1; 5518 } 5519 } 5520 5521 void 5522 isp_mbox_notify_done(ispsoftc_t *isp) 5523 { 5524 if (isp->isp_osinfo.mbox_sleeping) { 5525 wakeup(&isp->isp_mbxworkp); 5526 } 5527 isp->isp_osinfo.mboxcmd_done = 1; 5528 } 5529 5530 void 5531 isp_mbox_release(ispsoftc_t *isp) 5532 { 5533 isp->isp_osinfo.mboxbsy = 0; 5534 } 5535 5536 int 5537 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 5538 { 5539 int ret = 0; 5540 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 5541 ret = -1; 5542 } else { 5543 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 5544 } 5545 return (ret); 5546 } 5547 5548 int 5549 isp_mstohz(int ms) 5550 { 5551 int hz; 5552 struct timeval t; 5553 t.tv_sec = ms / 1000; 5554 t.tv_usec = (ms % 1000) * 1000; 5555 hz = tvtohz(&t); 5556 if (hz < 0) { 5557 hz = 0x7fffffff; 5558 } 5559 if (hz == 0) { 5560 hz = 1; 5561 } 5562 return (hz); 5563 } 5564 5565 void 5566 isp_platform_intr(void *arg) 5567 { 5568 ispsoftc_t *isp = arg; 5569 uint32_t isr; 5570 uint16_t sema, mbox; 5571 5572 ISP_LOCK(isp); 5573 isp->isp_intcnt++; 5574 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) { 5575 isp->isp_intbogus++; 5576 } else { 5577 isp_intr(isp, isr, sema, mbox); 5578 } 5579 ISP_UNLOCK(isp); 5580 } 5581 5582 void 5583 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 5584 { 5585 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 5586 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 5587 } else { 5588 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 5589 } 5590 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 5591 } 5592 5593 void 5594 isp_timer(void *arg) 5595 { 5596 ispsoftc_t *isp = arg; 5597 #ifdef ISP_TARGET_MODE 5598 isp_tmcmd_restart(isp); 5599 #endif 5600 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 5601 } 5602