1 /*- 2 * Copyright (c) 1997-2009 by Matthew Jacob 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice immediately at the beginning of the file, without modification, 10 * this list of conditions, and the following disclaimer. 11 * 2. The name of the author may not be used to endorse or promote products 12 * derived from this software without specific prior written permission. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * Platform (FreeBSD) dependent common attachment code for Qlogic adapters. 29 */ 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 #include <dev/isp/isp_freebsd.h> 33 #include <sys/unistd.h> 34 #include <sys/kthread.h> 35 #include <sys/conf.h> 36 #include <sys/module.h> 37 #include <sys/ioccom.h> 38 #include <dev/isp/isp_ioctl.h> 39 #include <sys/devicestat.h> 40 #include <cam/cam_periph.h> 41 #include <cam/cam_xpt_periph.h> 42 43 #if __FreeBSD_version < 800002 44 #define THREAD_CREATE kthread_create 45 #else 46 #define THREAD_CREATE kproc_create 47 #endif 48 49 MODULE_VERSION(isp, 1); 50 MODULE_DEPEND(isp, cam, 1, 1, 1); 51 int isp_announced = 0; 52 int isp_fabric_hysteresis = 3; 53 int isp_loop_down_limit = 60; /* default loop down limit */ 54 int isp_change_is_bad = 0; /* "changed" devices are bad */ 55 int isp_quickboot_time = 7; /* don't wait more than N secs for loop up */ 56 int isp_gone_device_time = 30; /* grace time before reporting device lost */ 57 int isp_autoconfig = 1; /* automatically attach/detach devices */ 58 static const char *roles[4] = { 59 "(none)", "Target", "Initiator", "Target/Initiator" 60 }; 61 static const char prom3[] = "Chan %d PortID 0x%06x Departed from Target %u because of %s"; 62 static const char rqo[] = "%s: Request Queue Overflow\n"; 63 64 static void isp_freeze_loopdown(ispsoftc_t *, int, char *); 65 static d_ioctl_t ispioctl; 66 static void isp_intr_enable(void *); 67 static void isp_cam_async(void *, uint32_t, struct cam_path *, void *); 68 static void isp_poll(struct cam_sim *); 69 static timeout_t isp_watchdog; 70 static timeout_t isp_ldt; 71 static void isp_kthread(void *); 72 static void isp_action(struct cam_sim *, union ccb *); 73 #ifdef ISP_INTERNAL_TARGET 74 static void isp_target_thread_pi(void *); 75 static void isp_target_thread_fc(void *); 76 #endif 77 static void isp_timer(void *); 78 79 static struct cdevsw isp_cdevsw = { 80 .d_version = D_VERSION, 81 .d_ioctl = ispioctl, 82 .d_name = "isp", 83 }; 84 85 static int 86 isp_attach_chan(ispsoftc_t *isp, struct cam_devq *devq, int chan) 87 { 88 struct ccb_setasync csa; 89 struct cam_sim *sim; 90 struct cam_path *path; 91 92 /* 93 * Construct our SIM entry. 94 */ 95 sim = cam_sim_alloc(isp_action, isp_poll, "isp", isp, device_get_unit(isp->isp_dev), &isp->isp_osinfo.lock, isp->isp_maxcmds, isp->isp_maxcmds, devq); 96 97 if (sim == NULL) { 98 return (ENOMEM); 99 } 100 101 ISP_LOCK(isp); 102 if (xpt_bus_register(sim, isp->isp_dev, chan) != CAM_SUCCESS) { 103 ISP_UNLOCK(isp); 104 cam_sim_free(sim, FALSE); 105 return (EIO); 106 } 107 ISP_UNLOCK(isp); 108 109 if (xpt_create_path(&path, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 110 ISP_LOCK(isp); 111 xpt_bus_deregister(cam_sim_path(sim)); 112 ISP_UNLOCK(isp); 113 cam_sim_free(sim, FALSE); 114 return (ENXIO); 115 } 116 117 xpt_setup_ccb(&csa.ccb_h, path, 5); 118 csa.ccb_h.func_code = XPT_SASYNC_CB; 119 csa.event_enable = AC_LOST_DEVICE; 120 csa.callback = isp_cam_async; 121 csa.callback_arg = sim; 122 xpt_action((union ccb *)&csa); 123 124 if (IS_SCSI(isp)) { 125 struct isp_spi *spi = ISP_SPI_PC(isp, chan); 126 spi->sim = sim; 127 spi->path = path; 128 #ifdef ISP_INTERNAL_TARGET 129 ISP_SET_PC(isp, chan, proc_active, 1); 130 if (THREAD_CREATE(isp_target_thread_pi, spi, &spi->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 131 ISP_SET_PC(isp, chan, proc_active, 0); 132 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 133 } 134 #endif 135 } else { 136 fcparam *fcp = FCPARAM(isp, chan); 137 struct isp_fc *fc = ISP_FC_PC(isp, chan); 138 139 ISP_LOCK(isp); 140 fc->sim = sim; 141 fc->path = path; 142 fc->isp = isp; 143 fc->ready = 1; 144 145 callout_init_mtx(&fc->ldt, &isp->isp_osinfo.lock, 0); 146 callout_init_mtx(&fc->gdt, &isp->isp_osinfo.lock, 0); 147 /* 148 * We start by being "loop down" if we have an initiator role 149 */ 150 if (fcp->role & ISP_ROLE_INITIATOR) { 151 isp_freeze_loopdown(isp, chan, "isp_attach"); 152 callout_reset(&fc->ldt, isp_quickboot_time * hz, isp_ldt, fc); 153 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Starting Initial Loop Down Timer @ %lu", (unsigned long) time_uptime); 154 } 155 ISP_UNLOCK(isp); 156 if (THREAD_CREATE(isp_kthread, fc, &fc->kproc, 0, 0, "%s: fc_thrd%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 157 xpt_free_path(fc->path); 158 ISP_LOCK(isp); 159 if (callout_active(&fc->ldt)) { 160 callout_stop(&fc->ldt); 161 } 162 xpt_bus_deregister(cam_sim_path(fc->sim)); 163 ISP_UNLOCK(isp); 164 cam_sim_free(fc->sim, FALSE); 165 return (ENOMEM); 166 } 167 #ifdef ISP_INTERNAL_TARGET 168 ISP_SET_PC(isp, chan, proc_active, 1); 169 if (THREAD_CREATE(isp_target_thread_fc, fc, &fc->target_proc, 0, 0, "%s: isp_test_tgt%d", device_get_nameunit(isp->isp_osinfo.dev), chan)) { 170 ISP_SET_PC(isp, chan, proc_active, 0); 171 isp_prt(isp, ISP_LOGERR, "cannot create test target thread"); 172 } 173 #endif 174 } 175 return (0); 176 } 177 178 int 179 isp_attach(ispsoftc_t *isp) 180 { 181 const char *nu = device_get_nameunit(isp->isp_osinfo.dev); 182 int du = device_get_unit(isp->isp_dev); 183 int chan; 184 185 isp->isp_osinfo.ehook.ich_func = isp_intr_enable; 186 isp->isp_osinfo.ehook.ich_arg = isp; 187 if (config_intrhook_establish(&isp->isp_osinfo.ehook) != 0) { 188 isp_prt(isp, ISP_LOGERR, "could not establish interrupt enable hook"); 189 return (-EIO); 190 } 191 isp->isp_osinfo.ehook_active = 1; 192 193 194 /* 195 * Create the device queue for our SIM(s). 196 */ 197 isp->isp_osinfo.devq = cam_simq_alloc(isp->isp_maxcmds); 198 if (isp->isp_osinfo.devq == NULL) { 199 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 200 return (EIO); 201 } 202 203 for (chan = 0; chan < isp->isp_nchan; chan++) { 204 if (isp_attach_chan(isp, isp->isp_osinfo.devq, chan)) { 205 goto unwind; 206 } 207 } 208 209 callout_init_mtx(&isp->isp_osinfo.tmo, &isp->isp_osinfo.lock, 0); 210 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 211 isp->isp_osinfo.timer_active = 1; 212 213 isp->isp_osinfo.cdev = make_dev(&isp_cdevsw, du, UID_ROOT, GID_OPERATOR, 0600, "%s", nu); 214 if (isp->isp_osinfo.cdev) { 215 isp->isp_osinfo.cdev->si_drv1 = isp; 216 } 217 return (0); 218 219 unwind: 220 while (--chan >= 0) { 221 struct cam_sim *sim; 222 struct cam_path *path; 223 if (IS_FC(isp)) { 224 sim = ISP_FC_PC(isp, chan)->sim; 225 path = ISP_FC_PC(isp, chan)->path; 226 } else { 227 sim = ISP_SPI_PC(isp, chan)->sim; 228 path = ISP_SPI_PC(isp, chan)->path; 229 } 230 xpt_free_path(path); 231 ISP_LOCK(isp); 232 xpt_bus_deregister(cam_sim_path(sim)); 233 ISP_UNLOCK(isp); 234 cam_sim_free(sim, FALSE); 235 } 236 if (isp->isp_osinfo.ehook_active) { 237 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 238 isp->isp_osinfo.ehook_active = 0; 239 } 240 if (isp->isp_osinfo.cdev) { 241 destroy_dev(isp->isp_osinfo.cdev); 242 isp->isp_osinfo.cdev = NULL; 243 } 244 cam_simq_free(isp->isp_osinfo.devq); 245 isp->isp_osinfo.devq = NULL; 246 return (-1); 247 } 248 249 void 250 isp_detach(ispsoftc_t *isp) 251 { 252 int chan; 253 254 ISP_LOCK(isp); 255 if (isp->isp_osinfo.timer_active) { 256 callout_stop(&isp->isp_osinfo.tmo); 257 isp->isp_osinfo.timer_active = 0; 258 } 259 ISP_UNLOCK(isp); 260 for (chan = isp->isp_nchan - 1; chan >= 0; chan -= 1) { 261 struct cam_sim *sim; 262 struct cam_path *path; 263 if (IS_FC(isp)) { 264 sim = ISP_FC_PC(isp, chan)->sim; 265 path = ISP_FC_PC(isp, chan)->path; 266 } else { 267 sim = ISP_SPI_PC(isp, chan)->sim; 268 path = ISP_SPI_PC(isp, chan)->path; 269 } 270 xpt_free_path(path); 271 ISP_LOCK(isp); 272 xpt_bus_deregister(cam_sim_path(sim)); 273 ISP_UNLOCK(isp); 274 cam_sim_free(sim, FALSE); 275 } 276 if (isp->isp_osinfo.cdev) { 277 destroy_dev(isp->isp_osinfo.cdev); 278 isp->isp_osinfo.cdev = NULL; 279 } 280 if (isp->isp_osinfo.ehook_active) { 281 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 282 isp->isp_osinfo.ehook_active = 0; 283 } 284 if (isp->isp_osinfo.devq == NULL) { 285 cam_simq_free(isp->isp_osinfo.devq); 286 isp->isp_osinfo.devq = NULL; 287 } 288 } 289 290 static void 291 isp_freeze_loopdown(ispsoftc_t *isp, int chan, char *msg) 292 { 293 if (IS_FC(isp)) { 294 struct isp_fc *fc = ISP_FC_PC(isp, chan); 295 if (fc->simqfrozen == 0) { 296 isp_prt(isp, ISP_LOGDEBUG0, "%s: freeze simq (loopdown) chan %d", msg, chan); 297 fc->simqfrozen = SIMQFRZ_LOOPDOWN; 298 xpt_freeze_simq(fc->sim, 1); 299 } else { 300 isp_prt(isp, ISP_LOGDEBUG0, "%s: mark frozen (loopdown) chan %d", msg, chan); 301 fc->simqfrozen |= SIMQFRZ_LOOPDOWN; 302 } 303 } 304 } 305 306 307 static int 308 ispioctl(struct cdev *dev, u_long c, caddr_t addr, int flags, struct thread *td) 309 { 310 ispsoftc_t *isp; 311 int nr, chan, retval = ENOTTY; 312 313 isp = dev->si_drv1; 314 315 switch (c) { 316 case ISP_SDBLEV: 317 { 318 int olddblev = isp->isp_dblev; 319 isp->isp_dblev = *(int *)addr; 320 *(int *)addr = olddblev; 321 retval = 0; 322 break; 323 } 324 case ISP_GETROLE: 325 chan = *(int *)addr; 326 if (chan < 0 || chan >= isp->isp_nchan) { 327 retval = -ENXIO; 328 break; 329 } 330 if (IS_FC(isp)) { 331 *(int *)addr = FCPARAM(isp, chan)->role; 332 } else { 333 *(int *)addr = SDPARAM(isp, chan)->role; 334 } 335 retval = 0; 336 break; 337 case ISP_SETROLE: 338 nr = *(int *)addr; 339 chan = nr >> 8; 340 if (chan < 0 || chan >= isp->isp_nchan) { 341 retval = -ENXIO; 342 break; 343 } 344 nr &= 0xff; 345 if (nr & ~(ISP_ROLE_INITIATOR|ISP_ROLE_TARGET)) { 346 retval = EINVAL; 347 break; 348 } 349 if (IS_FC(isp)) { 350 /* 351 * We don't really support dual role at present on FC cards. 352 * 353 * We should, but a bunch of things are currently broken, 354 * so don't allow it. 355 */ 356 if (nr == ISP_ROLE_BOTH) { 357 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 358 retval = EINVAL; 359 break; 360 } 361 *(int *)addr = FCPARAM(isp, chan)->role; 362 #ifdef ISP_INTERNAL_TARGET 363 ISP_LOCK(isp); 364 retval = isp_fc_change_role(isp, chan, nr); 365 ISP_UNLOCK(isp); 366 #else 367 FCPARAM(isp, chan)->role = nr; 368 #endif 369 } else { 370 *(int *)addr = SDPARAM(isp, chan)->role; 371 SDPARAM(isp, chan)->role = nr; 372 } 373 retval = 0; 374 break; 375 376 case ISP_RESETHBA: 377 ISP_LOCK(isp); 378 #ifdef ISP_TARGET_MODE 379 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 380 #endif 381 isp_reinit(isp, 0); 382 ISP_UNLOCK(isp); 383 retval = 0; 384 break; 385 386 case ISP_RESCAN: 387 if (IS_FC(isp)) { 388 chan = *(int *)addr; 389 if (chan < 0 || chan >= isp->isp_nchan) { 390 retval = -ENXIO; 391 break; 392 } 393 ISP_LOCK(isp); 394 if (isp_fc_runstate(isp, chan, 5 * 1000000)) { 395 retval = EIO; 396 } else { 397 retval = 0; 398 } 399 ISP_UNLOCK(isp); 400 } 401 break; 402 403 case ISP_FC_LIP: 404 if (IS_FC(isp)) { 405 chan = *(int *)addr; 406 if (chan < 0 || chan >= isp->isp_nchan) { 407 retval = -ENXIO; 408 break; 409 } 410 ISP_LOCK(isp); 411 if (isp_control(isp, ISPCTL_SEND_LIP, chan)) { 412 retval = EIO; 413 } else { 414 retval = 0; 415 } 416 ISP_UNLOCK(isp); 417 } 418 break; 419 case ISP_FC_GETDINFO: 420 { 421 struct isp_fc_device *ifc = (struct isp_fc_device *) addr; 422 fcportdb_t *lp; 423 424 if (IS_SCSI(isp)) { 425 break; 426 } 427 if (ifc->loopid >= MAX_FC_TARG) { 428 retval = EINVAL; 429 break; 430 } 431 lp = &FCPARAM(isp, ifc->chan)->portdb[ifc->loopid]; 432 if (lp->state == FC_PORTDB_STATE_VALID || lp->target_mode) { 433 ifc->role = lp->roles; 434 ifc->loopid = lp->handle; 435 ifc->portid = lp->portid; 436 ifc->node_wwn = lp->node_wwn; 437 ifc->port_wwn = lp->port_wwn; 438 retval = 0; 439 } else { 440 retval = ENODEV; 441 } 442 break; 443 } 444 case ISP_GET_STATS: 445 { 446 isp_stats_t *sp = (isp_stats_t *) addr; 447 448 ISP_MEMZERO(sp, sizeof (*sp)); 449 sp->isp_stat_version = ISP_STATS_VERSION; 450 sp->isp_type = isp->isp_type; 451 sp->isp_revision = isp->isp_revision; 452 ISP_LOCK(isp); 453 sp->isp_stats[ISP_INTCNT] = isp->isp_intcnt; 454 sp->isp_stats[ISP_INTBOGUS] = isp->isp_intbogus; 455 sp->isp_stats[ISP_INTMBOXC] = isp->isp_intmboxc; 456 sp->isp_stats[ISP_INGOASYNC] = isp->isp_intoasync; 457 sp->isp_stats[ISP_RSLTCCMPLT] = isp->isp_rsltccmplt; 458 sp->isp_stats[ISP_FPHCCMCPLT] = isp->isp_fphccmplt; 459 sp->isp_stats[ISP_RSCCHIWAT] = isp->isp_rscchiwater; 460 sp->isp_stats[ISP_FPCCHIWAT] = isp->isp_fpcchiwater; 461 ISP_UNLOCK(isp); 462 retval = 0; 463 break; 464 } 465 case ISP_CLR_STATS: 466 ISP_LOCK(isp); 467 isp->isp_intcnt = 0; 468 isp->isp_intbogus = 0; 469 isp->isp_intmboxc = 0; 470 isp->isp_intoasync = 0; 471 isp->isp_rsltccmplt = 0; 472 isp->isp_fphccmplt = 0; 473 isp->isp_rscchiwater = 0; 474 isp->isp_fpcchiwater = 0; 475 ISP_UNLOCK(isp); 476 retval = 0; 477 break; 478 case ISP_FC_GETHINFO: 479 { 480 struct isp_hba_device *hba = (struct isp_hba_device *) addr; 481 int chan = hba->fc_channel; 482 483 if (chan < 0 || chan >= isp->isp_nchan) { 484 retval = ENXIO; 485 break; 486 } 487 hba->fc_fw_major = ISP_FW_MAJORX(isp->isp_fwrev); 488 hba->fc_fw_minor = ISP_FW_MINORX(isp->isp_fwrev); 489 hba->fc_fw_micro = ISP_FW_MICROX(isp->isp_fwrev); 490 hba->fc_nchannels = isp->isp_nchan; 491 if (IS_FC(isp)) { 492 hba->fc_nports = MAX_FC_TARG; 493 hba->fc_speed = FCPARAM(isp, hba->fc_channel)->isp_gbspeed; 494 hba->fc_topology = FCPARAM(isp, chan)->isp_topo + 1; 495 hba->fc_loopid = FCPARAM(isp, chan)->isp_loopid; 496 hba->nvram_node_wwn = FCPARAM(isp, chan)->isp_wwnn_nvram; 497 hba->nvram_port_wwn = FCPARAM(isp, chan)->isp_wwpn_nvram; 498 hba->active_node_wwn = FCPARAM(isp, chan)->isp_wwnn; 499 hba->active_port_wwn = FCPARAM(isp, chan)->isp_wwpn; 500 } else { 501 hba->fc_nports = MAX_TARGETS; 502 hba->fc_speed = 0; 503 hba->fc_topology = 0; 504 hba->nvram_node_wwn = 0ull; 505 hba->nvram_port_wwn = 0ull; 506 hba->active_node_wwn = 0ull; 507 hba->active_port_wwn = 0ull; 508 } 509 retval = 0; 510 break; 511 } 512 case ISP_TSK_MGMT: 513 { 514 int needmarker; 515 struct isp_fc_tsk_mgmt *fct = (struct isp_fc_tsk_mgmt *) addr; 516 uint16_t loopid; 517 mbreg_t mbs; 518 519 if (IS_SCSI(isp)) { 520 break; 521 } 522 523 chan = fct->chan; 524 if (chan < 0 || chan >= isp->isp_nchan) { 525 retval = -ENXIO; 526 break; 527 } 528 529 needmarker = retval = 0; 530 loopid = fct->loopid; 531 ISP_LOCK(isp); 532 if (IS_24XX(isp)) { 533 uint8_t local[QENTRY_LEN]; 534 isp24xx_tmf_t *tmf; 535 isp24xx_statusreq_t *sp; 536 fcparam *fcp = FCPARAM(isp, chan); 537 fcportdb_t *lp; 538 int i; 539 540 for (i = 0; i < MAX_FC_TARG; i++) { 541 lp = &fcp->portdb[i]; 542 if (lp->handle == loopid) { 543 break; 544 } 545 } 546 if (i == MAX_FC_TARG) { 547 retval = ENXIO; 548 ISP_UNLOCK(isp); 549 break; 550 } 551 /* XXX VALIDATE LP XXX */ 552 tmf = (isp24xx_tmf_t *) local; 553 ISP_MEMZERO(tmf, QENTRY_LEN); 554 tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT; 555 tmf->tmf_header.rqs_entry_count = 1; 556 tmf->tmf_nphdl = lp->handle; 557 tmf->tmf_delay = 2; 558 tmf->tmf_timeout = 2; 559 tmf->tmf_tidlo = lp->portid; 560 tmf->tmf_tidhi = lp->portid >> 16; 561 tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan); 562 tmf->tmf_lun[1] = fct->lun & 0xff; 563 if (fct->lun >= 256) { 564 tmf->tmf_lun[0] = 0x40 | (fct->lun >> 8); 565 } 566 switch (fct->action) { 567 case IPT_CLEAR_ACA: 568 tmf->tmf_flags = ISP24XX_TMF_CLEAR_ACA; 569 break; 570 case IPT_TARGET_RESET: 571 tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET; 572 needmarker = 1; 573 break; 574 case IPT_LUN_RESET: 575 tmf->tmf_flags = ISP24XX_TMF_LUN_RESET; 576 needmarker = 1; 577 break; 578 case IPT_CLEAR_TASK_SET: 579 tmf->tmf_flags = ISP24XX_TMF_CLEAR_TASK_SET; 580 needmarker = 1; 581 break; 582 case IPT_ABORT_TASK_SET: 583 tmf->tmf_flags = ISP24XX_TMF_ABORT_TASK_SET; 584 needmarker = 1; 585 break; 586 default: 587 retval = EINVAL; 588 break; 589 } 590 if (retval) { 591 ISP_UNLOCK(isp); 592 break; 593 } 594 MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000); 595 mbs.param[1] = QENTRY_LEN; 596 mbs.param[2] = DMA_WD1(fcp->isp_scdma); 597 mbs.param[3] = DMA_WD0(fcp->isp_scdma); 598 mbs.param[6] = DMA_WD3(fcp->isp_scdma); 599 mbs.param[7] = DMA_WD2(fcp->isp_scdma); 600 601 if (FC_SCRATCH_ACQUIRE(isp, chan)) { 602 ISP_UNLOCK(isp); 603 retval = ENOMEM; 604 break; 605 } 606 isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch); 607 MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN); 608 sp = (isp24xx_statusreq_t *) local; 609 sp->req_completion_status = 1; 610 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 611 MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN); 612 isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp); 613 FC_SCRATCH_RELEASE(isp, chan); 614 if (retval || sp->req_completion_status != 0) { 615 FC_SCRATCH_RELEASE(isp, chan); 616 retval = EIO; 617 } 618 if (retval == 0) { 619 if (needmarker) { 620 fcp->sendmarker = 1; 621 } 622 } 623 } else { 624 MBSINIT(&mbs, 0, MBLOGALL, 0); 625 if (ISP_CAP_2KLOGIN(isp) == 0) { 626 loopid <<= 8; 627 } 628 switch (fct->action) { 629 case IPT_CLEAR_ACA: 630 mbs.param[0] = MBOX_CLEAR_ACA; 631 mbs.param[1] = loopid; 632 mbs.param[2] = fct->lun; 633 break; 634 case IPT_TARGET_RESET: 635 mbs.param[0] = MBOX_TARGET_RESET; 636 mbs.param[1] = loopid; 637 needmarker = 1; 638 break; 639 case IPT_LUN_RESET: 640 mbs.param[0] = MBOX_LUN_RESET; 641 mbs.param[1] = loopid; 642 mbs.param[2] = fct->lun; 643 needmarker = 1; 644 break; 645 case IPT_CLEAR_TASK_SET: 646 mbs.param[0] = MBOX_CLEAR_TASK_SET; 647 mbs.param[1] = loopid; 648 mbs.param[2] = fct->lun; 649 needmarker = 1; 650 break; 651 case IPT_ABORT_TASK_SET: 652 mbs.param[0] = MBOX_ABORT_TASK_SET; 653 mbs.param[1] = loopid; 654 mbs.param[2] = fct->lun; 655 needmarker = 1; 656 break; 657 default: 658 retval = EINVAL; 659 break; 660 } 661 if (retval == 0) { 662 if (needmarker) { 663 FCPARAM(isp, chan)->sendmarker = 1; 664 } 665 retval = isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs); 666 if (retval) { 667 retval = EIO; 668 } 669 } 670 } 671 ISP_UNLOCK(isp); 672 break; 673 } 674 default: 675 break; 676 } 677 return (retval); 678 } 679 680 static void 681 isp_intr_enable(void *arg) 682 { 683 int chan; 684 ispsoftc_t *isp = arg; 685 ISP_LOCK(isp); 686 for (chan = 0; chan < isp->isp_nchan; chan++) { 687 if (IS_FC(isp)) { 688 if (FCPARAM(isp, chan)->role != ISP_ROLE_NONE) { 689 ISP_ENABLE_INTS(isp); 690 break; 691 } 692 } else { 693 if (SDPARAM(isp, chan)->role != ISP_ROLE_NONE) { 694 ISP_ENABLE_INTS(isp); 695 break; 696 } 697 } 698 } 699 ISP_UNLOCK(isp); 700 /* Release our hook so that the boot can continue. */ 701 config_intrhook_disestablish(&isp->isp_osinfo.ehook); 702 } 703 704 /* 705 * Local Inlines 706 */ 707 708 static ISP_INLINE int isp_get_pcmd(ispsoftc_t *, union ccb *); 709 static ISP_INLINE void isp_free_pcmd(ispsoftc_t *, union ccb *); 710 711 static ISP_INLINE int 712 isp_get_pcmd(ispsoftc_t *isp, union ccb *ccb) 713 { 714 ISP_PCMD(ccb) = isp->isp_osinfo.pcmd_free; 715 if (ISP_PCMD(ccb) == NULL) { 716 return (-1); 717 } 718 isp->isp_osinfo.pcmd_free = ((struct isp_pcmd *)ISP_PCMD(ccb))->next; 719 return (0); 720 } 721 722 static ISP_INLINE void 723 isp_free_pcmd(ispsoftc_t *isp, union ccb *ccb) 724 { 725 ((struct isp_pcmd *)ISP_PCMD(ccb))->next = isp->isp_osinfo.pcmd_free; 726 isp->isp_osinfo.pcmd_free = ISP_PCMD(ccb); 727 ISP_PCMD(ccb) = NULL; 728 } 729 /* 730 * Put the target mode functions here, because some are inlines 731 */ 732 733 #ifdef ISP_TARGET_MODE 734 static ISP_INLINE int is_lun_enabled(ispsoftc_t *, int, lun_id_t); 735 static ISP_INLINE tstate_t *get_lun_statep(ispsoftc_t *, int, lun_id_t); 736 static ISP_INLINE tstate_t *get_lun_statep_from_tag(ispsoftc_t *, int, uint32_t); 737 static ISP_INLINE void rls_lun_statep(ispsoftc_t *, tstate_t *); 738 static ISP_INLINE inot_private_data_t *get_ntp_from_tagdata(ispsoftc_t *, uint32_t, uint32_t, tstate_t **); 739 static ISP_INLINE atio_private_data_t *isp_get_atpd(ispsoftc_t *, tstate_t *, uint32_t); 740 static ISP_INLINE void isp_put_atpd(ispsoftc_t *, tstate_t *, atio_private_data_t *); 741 static ISP_INLINE inot_private_data_t *isp_get_ntpd(ispsoftc_t *, tstate_t *); 742 static ISP_INLINE inot_private_data_t *isp_find_ntpd(ispsoftc_t *, tstate_t *, uint32_t, uint32_t); 743 static ISP_INLINE void isp_put_ntpd(ispsoftc_t *, tstate_t *, inot_private_data_t *); 744 static cam_status create_lun_state(ispsoftc_t *, int, struct cam_path *, tstate_t **); 745 static void destroy_lun_state(ispsoftc_t *, tstate_t *); 746 static void isp_enable_lun(ispsoftc_t *, union ccb *); 747 static void isp_enable_deferred_luns(ispsoftc_t *, int); 748 static cam_status isp_enable_deferred(ispsoftc_t *, int, lun_id_t); 749 static void isp_disable_lun(ispsoftc_t *, union ccb *); 750 static int isp_enable_target_mode(ispsoftc_t *, int); 751 static void isp_ledone(ispsoftc_t *, lun_entry_t *); 752 static timeout_t isp_refire_putback_atio; 753 static void isp_complete_ctio(union ccb *); 754 static void isp_target_putback_atio(union ccb *); 755 static void isp_target_start_ctio(ispsoftc_t *, union ccb *); 756 static void isp_handle_platform_atio(ispsoftc_t *, at_entry_t *); 757 static void isp_handle_platform_atio2(ispsoftc_t *, at2_entry_t *); 758 static void isp_handle_platform_atio7(ispsoftc_t *, at7_entry_t *); 759 static void isp_handle_platform_ctio(ispsoftc_t *, void *); 760 static void isp_handle_platform_notify_scsi(ispsoftc_t *, in_entry_t *); 761 static void isp_handle_platform_notify_fc(ispsoftc_t *, in_fcentry_t *); 762 static void isp_handle_platform_notify_24xx(ispsoftc_t *, in_fcentry_24xx_t *); 763 static int isp_handle_platform_target_notify_ack(ispsoftc_t *, isp_notify_t *); 764 static void isp_handle_platform_target_tmf(ispsoftc_t *, isp_notify_t *); 765 static void isp_target_mark_aborted(ispsoftc_t *, union ccb *); 766 static void isp_target_mark_aborted_early(ispsoftc_t *, tstate_t *, uint32_t); 767 768 static ISP_INLINE int 769 is_lun_enabled(ispsoftc_t *isp, int bus, lun_id_t lun) 770 { 771 tstate_t *tptr; 772 struct tslist *lhp; 773 774 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(lun)], lhp); 775 SLIST_FOREACH(tptr, lhp, next) { 776 if (xpt_path_lun_id(tptr->owner) == lun) { 777 return (1); 778 } 779 } 780 return (0); 781 } 782 783 static void 784 dump_tstates(ispsoftc_t *isp, int bus) 785 { 786 int i, j; 787 struct tslist *lhp; 788 tstate_t *tptr = NULL; 789 790 if (bus >= isp->isp_nchan) { 791 return; 792 } 793 for (i = 0; i < LUN_HASH_SIZE; i++) { 794 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 795 j = 0; 796 SLIST_FOREACH(tptr, lhp, next) { 797 xpt_print(tptr->owner, "[%d, %d] atio_cnt=%d inot_cnt=%d\n", i, j, tptr->atio_count, tptr->inot_count); 798 j++; 799 } 800 } 801 } 802 803 static ISP_INLINE tstate_t * 804 get_lun_statep(ispsoftc_t *isp, int bus, lun_id_t lun) 805 { 806 tstate_t *tptr = NULL; 807 struct tslist *lhp; 808 int i; 809 810 if (bus < isp->isp_nchan) { 811 for (i = 0; i < LUN_HASH_SIZE; i++) { 812 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 813 SLIST_FOREACH(tptr, lhp, next) { 814 if (xpt_path_lun_id(tptr->owner) == lun) { 815 tptr->hold++; 816 return (tptr); 817 } 818 } 819 } 820 } 821 return (NULL); 822 } 823 824 static ISP_INLINE tstate_t * 825 get_lun_statep_from_tag(ispsoftc_t *isp, int bus, uint32_t tagval) 826 { 827 tstate_t *tptr = NULL; 828 atio_private_data_t *atp; 829 struct tslist *lhp; 830 int i; 831 832 if (bus < isp->isp_nchan && tagval != 0) { 833 for (i = 0; i < LUN_HASH_SIZE; i++) { 834 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 835 SLIST_FOREACH(tptr, lhp, next) { 836 atp = isp_get_atpd(isp, tptr, tagval); 837 if (atp && atp->tag == tagval) { 838 tptr->hold++; 839 return (tptr); 840 } 841 } 842 } 843 } 844 return (NULL); 845 } 846 847 static ISP_INLINE inot_private_data_t * 848 get_ntp_from_tagdata(ispsoftc_t *isp, uint32_t tag_id, uint32_t seq_id, tstate_t **rslt) 849 { 850 inot_private_data_t *ntp; 851 tstate_t *tptr; 852 struct tslist *lhp; 853 int bus, i; 854 855 for (bus = 0; bus < isp->isp_nchan; bus++) { 856 for (i = 0; i < LUN_HASH_SIZE; i++) { 857 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 858 SLIST_FOREACH(tptr, lhp, next) { 859 ntp = isp_find_ntpd(isp, tptr, tag_id, seq_id); 860 if (ntp) { 861 *rslt = tptr; 862 tptr->hold++; 863 return (ntp); 864 } 865 } 866 } 867 } 868 return (NULL); 869 } 870 static ISP_INLINE void 871 rls_lun_statep(ispsoftc_t *isp, tstate_t *tptr) 872 { 873 KASSERT((tptr->hold), ("tptr not held")); 874 tptr->hold--; 875 } 876 877 static void 878 isp_tmcmd_restart(ispsoftc_t *isp) 879 { 880 inot_private_data_t *ntp; 881 tstate_t *tptr; 882 struct tslist *lhp; 883 int bus, i; 884 885 for (bus = 0; bus < isp->isp_nchan; bus++) { 886 for (i = 0; i < LUN_HASH_SIZE; i++) { 887 ISP_GET_PC_ADDR(isp, bus, lun_hash[i], lhp); 888 SLIST_FOREACH(tptr, lhp, next) { 889 inot_private_data_t *restart_queue = tptr->restart_queue; 890 tptr->restart_queue = NULL; 891 while (restart_queue) { 892 ntp = restart_queue; 893 restart_queue = ntp->rd.nt.nt_hba; 894 if (IS_24XX(isp)) { 895 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 896 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 897 } else { 898 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 899 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 900 } 901 isp_put_ntpd(isp, tptr, ntp); 902 if (tptr->restart_queue && restart_queue != NULL) { 903 ntp = tptr->restart_queue; 904 tptr->restart_queue = restart_queue; 905 while (restart_queue->rd.nt.nt_hba) { 906 restart_queue = restart_queue->rd.nt.nt_hba; 907 } 908 restart_queue->rd.nt.nt_hba = ntp; 909 break; 910 } 911 } 912 } 913 } 914 } 915 } 916 917 static ISP_INLINE atio_private_data_t * 918 isp_get_atpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag) 919 { 920 atio_private_data_t *atp; 921 922 if (tag == 0) { 923 atp = tptr->atfree; 924 if (atp) { 925 tptr->atfree = atp->next; 926 } 927 return (atp); 928 } 929 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 930 if (atp->tag == tag) { 931 return (atp); 932 } 933 } 934 return (NULL); 935 } 936 937 static ISP_INLINE void 938 isp_put_atpd(ispsoftc_t *isp, tstate_t *tptr, atio_private_data_t *atp) 939 { 940 atp->tag = 0; 941 atp->dead = 0; 942 atp->next = tptr->atfree; 943 tptr->atfree = atp; 944 } 945 946 static void 947 isp_dump_atpd(ispsoftc_t *isp, tstate_t *tptr) 948 { 949 atio_private_data_t *atp; 950 const char *states[8] = { "Free", "ATIO", "CAM", "CTIO", "LAST_CTIO", "PDON", "?6", "7" }; 951 952 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 953 if (atp->tag == 0) { 954 continue; 955 } 956 xpt_print(tptr->owner, "ATP: [0x%x] origdlen %u bytes_xfrd %u last_xfr %u lun %u nphdl 0x%04x s_id 0x%06x d_id 0x%06x oxid 0x%04x state %s\n", 957 atp->tag, atp->orig_datalen, atp->bytes_xfered, atp->last_xframt, atp->lun, atp->nphdl, atp->sid, atp->portid, atp->oxid, states[atp->state & 0x7]); 958 } 959 } 960 961 962 static ISP_INLINE inot_private_data_t * 963 isp_get_ntpd(ispsoftc_t *isp, tstate_t *tptr) 964 { 965 inot_private_data_t *ntp; 966 ntp = tptr->ntfree; 967 if (ntp) { 968 tptr->ntfree = ntp->next; 969 } 970 return (ntp); 971 } 972 973 static ISP_INLINE inot_private_data_t * 974 isp_find_ntpd(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id, uint32_t seq_id) 975 { 976 inot_private_data_t *ntp; 977 for (ntp = tptr->ntpool; ntp < &tptr->ntpool[ATPDPSIZE]; ntp++) { 978 if (ntp->rd.tag_id == tag_id && ntp->rd.seq_id == seq_id) { 979 return (ntp); 980 } 981 } 982 return (NULL); 983 } 984 985 static ISP_INLINE void 986 isp_put_ntpd(ispsoftc_t *isp, tstate_t *tptr, inot_private_data_t *ntp) 987 { 988 ntp->rd.tag_id = ntp->rd.seq_id = 0; 989 ntp->next = tptr->ntfree; 990 tptr->ntfree = ntp; 991 } 992 993 static cam_status 994 create_lun_state(ispsoftc_t *isp, int bus, struct cam_path *path, tstate_t **rslt) 995 { 996 cam_status status; 997 lun_id_t lun; 998 struct tslist *lhp; 999 tstate_t *tptr; 1000 int i; 1001 1002 lun = xpt_path_lun_id(path); 1003 if (lun != CAM_LUN_WILDCARD) { 1004 if (lun >= ISP_MAX_LUNS(isp)) { 1005 return (CAM_LUN_INVALID); 1006 } 1007 } 1008 if (is_lun_enabled(isp, bus, lun)) { 1009 return (CAM_LUN_ALRDY_ENA); 1010 } 1011 tptr = (tstate_t *) malloc(sizeof (tstate_t), M_DEVBUF, M_NOWAIT|M_ZERO); 1012 if (tptr == NULL) { 1013 return (CAM_RESRC_UNAVAIL); 1014 } 1015 status = xpt_create_path(&tptr->owner, NULL, xpt_path_path_id(path), xpt_path_target_id(path), lun); 1016 if (status != CAM_REQ_CMP) { 1017 free(tptr, M_DEVBUF); 1018 return (status); 1019 } 1020 SLIST_INIT(&tptr->atios); 1021 SLIST_INIT(&tptr->inots); 1022 for (i = 0; i < ATPDPSIZE-1; i++) { 1023 tptr->atpool[i].next = &tptr->atpool[i+1]; 1024 tptr->ntpool[i].next = &tptr->ntpool[i+1]; 1025 } 1026 tptr->atfree = tptr->atpool; 1027 tptr->ntfree = tptr->ntpool; 1028 tptr->hold = 1; 1029 ISP_GET_PC_ADDR(isp, bus, lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1030 SLIST_INSERT_HEAD(lhp, tptr, next); 1031 *rslt = tptr; 1032 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, path, "created tstate\n"); 1033 return (CAM_REQ_CMP); 1034 } 1035 1036 static ISP_INLINE void 1037 destroy_lun_state(ispsoftc_t *isp, tstate_t *tptr) 1038 { 1039 struct tslist *lhp; 1040 KASSERT((tptr->hold == 0), ("tptr still held")); 1041 ISP_GET_PC_ADDR(isp, xpt_path_path_id(tptr->owner), lun_hash[LUN_HASH_FUNC(xpt_path_lun_id(tptr->owner))], lhp); 1042 SLIST_REMOVE(lhp, tptr, tstate, next); 1043 xpt_free_path(tptr->owner); 1044 free(tptr, M_DEVBUF); 1045 } 1046 1047 /* 1048 * Enable a lun. 1049 */ 1050 static void 1051 isp_enable_lun(ispsoftc_t *isp, union ccb *ccb) 1052 { 1053 tstate_t *tptr = NULL; 1054 int bus, tm_enabled, target_role; 1055 target_id_t target; 1056 lun_id_t lun; 1057 1058 /* 1059 * We only support either a wildcard target/lun or a target ID of zero and a non-wildcard lun 1060 */ 1061 bus = XS_CHANNEL(ccb); 1062 target = ccb->ccb_h.target_id; 1063 lun = ccb->ccb_h.target_lun; 1064 if (target != CAM_TARGET_WILDCARD && target != 0) { 1065 ccb->ccb_h.status = CAM_TID_INVALID; 1066 xpt_done(ccb); 1067 return; 1068 } 1069 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1070 ccb->ccb_h.status = CAM_LUN_INVALID; 1071 xpt_done(ccb); 1072 return; 1073 } 1074 1075 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1076 ccb->ccb_h.status = CAM_LUN_INVALID; 1077 xpt_done(ccb); 1078 return; 1079 } 1080 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1081 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1082 } 1083 1084 /* 1085 * Wait until we're not busy with the lun enables subsystem 1086 */ 1087 while (isp->isp_osinfo.tmbusy) { 1088 isp->isp_osinfo.tmwanted = 1; 1089 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_enable_lun", 0); 1090 } 1091 isp->isp_osinfo.tmbusy = 1; 1092 1093 /* 1094 * This is as a good a place as any to check f/w capabilities. 1095 */ 1096 1097 if (IS_FC(isp)) { 1098 if (ISP_CAP_TMODE(isp) == 0) { 1099 xpt_print(ccb->ccb_h.path, "firmware does not support target mode\n"); 1100 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1101 goto done; 1102 } 1103 /* 1104 * We *could* handle non-SCCLUN f/w, but we'd have to 1105 * dork with our already fragile enable/disable code. 1106 */ 1107 if (ISP_CAP_SCCFW(isp) == 0) { 1108 xpt_print(ccb->ccb_h.path, "firmware not SCCLUN capable\n"); 1109 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 1110 goto done; 1111 } 1112 1113 target_role = (FCPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1114 1115 } else { 1116 target_role = (SDPARAM(isp, bus)->role & ISP_ROLE_TARGET) != 0; 1117 } 1118 1119 /* 1120 * Create the state pointer. 1121 * It should not already exist. 1122 */ 1123 tptr = get_lun_statep(isp, bus, lun); 1124 if (tptr) { 1125 ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; 1126 goto done; 1127 } 1128 ccb->ccb_h.status = create_lun_state(isp, bus, ccb->ccb_h.path, &tptr); 1129 if (ccb->ccb_h.status != CAM_REQ_CMP) { 1130 goto done; 1131 } 1132 1133 /* 1134 * We have a tricky maneuver to perform here. 1135 * 1136 * If target mode isn't already enabled here, 1137 * *and* our current role includes target mode, 1138 * we enable target mode here. 1139 * 1140 */ 1141 ISP_GET_PC(isp, bus, tm_enabled, tm_enabled); 1142 if (tm_enabled == 0 && target_role != 0) { 1143 if (isp_enable_target_mode(isp, bus)) { 1144 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1145 destroy_lun_state(isp, tptr); 1146 tptr = NULL; 1147 goto done; 1148 } 1149 tm_enabled = 1; 1150 } 1151 1152 /* 1153 * Now check to see whether this bus is in target mode already. 1154 * 1155 * If not, a later role change into target mode will finish the job. 1156 */ 1157 if (tm_enabled == 0) { 1158 ISP_SET_PC(isp, bus, tm_enable_defer, 1); 1159 ccb->ccb_h.status = CAM_REQ_CMP; 1160 xpt_print(ccb->ccb_h.path, "Target Mode Not Enabled Yet- Lun Enables Deferred\n"); 1161 goto done; 1162 } 1163 1164 /* 1165 * Enable the lun. 1166 */ 1167 ccb->ccb_h.status = isp_enable_deferred(isp, bus, lun); 1168 1169 done: 1170 if (ccb->ccb_h.status != CAM_REQ_CMP && tptr) { 1171 destroy_lun_state(isp, tptr); 1172 tptr = NULL; 1173 } 1174 if (tptr) { 1175 rls_lun_statep(isp, tptr); 1176 } 1177 isp->isp_osinfo.tmbusy = 0; 1178 if (isp->isp_osinfo.tmwanted) { 1179 isp->isp_osinfo.tmwanted = 0; 1180 wakeup(isp); 1181 } 1182 xpt_done(ccb); 1183 } 1184 1185 static void 1186 isp_enable_deferred_luns(ispsoftc_t *isp, int bus) 1187 { 1188 /* 1189 * XXX: not entirely implemented yet 1190 */ 1191 (void) isp_enable_deferred(isp, bus, 0); 1192 } 1193 1194 static uint32_t 1195 isp_enable_deferred(ispsoftc_t *isp, int bus, lun_id_t lun) 1196 { 1197 cam_status status; 1198 1199 isp_prt(isp, ISP_LOGTINFO, "%s: bus %d lun %u", __func__, bus, lun); 1200 if (IS_24XX(isp) || (IS_FC(isp) && ISP_FC_PC(isp, bus)->tm_luns_enabled)) { 1201 status = CAM_REQ_CMP; 1202 } else { 1203 int cmd_cnt, not_cnt; 1204 1205 if (IS_23XX(isp)) { 1206 cmd_cnt = DFLT_CMND_CNT; 1207 not_cnt = DFLT_INOT_CNT; 1208 } else { 1209 cmd_cnt = 64; 1210 not_cnt = 8; 1211 } 1212 status = CAM_REQ_INPROG; 1213 isp->isp_osinfo.rptr = &status; 1214 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, DFLT_CMND_CNT, DFLT_INOT_CNT)) { 1215 status = CAM_RESRC_UNAVAIL; 1216 } else { 1217 mtx_sleep(&status, &isp->isp_lock, PRIBIO, "isp_enable_deferred", 0); 1218 } 1219 isp->isp_osinfo.rptr = NULL; 1220 } 1221 1222 if (status == CAM_REQ_CMP) { 1223 ISP_SET_PC(isp, bus, tm_luns_enabled, 1); 1224 isp_prt(isp, ISP_LOGTINFO, "bus %d lun %u now enabled for target mode", bus, lun); 1225 } 1226 return (status); 1227 } 1228 1229 static void 1230 isp_disable_lun(ispsoftc_t *isp, union ccb *ccb) 1231 { 1232 tstate_t *tptr = NULL; 1233 int bus; 1234 cam_status status; 1235 target_id_t target; 1236 lun_id_t lun; 1237 1238 bus = XS_CHANNEL(ccb); 1239 target = ccb->ccb_h.target_id; 1240 lun = ccb->ccb_h.target_lun; 1241 if (target != CAM_TARGET_WILDCARD && target != 0) { 1242 ccb->ccb_h.status = CAM_TID_INVALID; 1243 xpt_done(ccb); 1244 return; 1245 } 1246 if (target == CAM_TARGET_WILDCARD && lun != CAM_LUN_WILDCARD) { 1247 ccb->ccb_h.status = CAM_LUN_INVALID; 1248 xpt_done(ccb); 1249 return; 1250 } 1251 1252 if (target != CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { 1253 ccb->ccb_h.status = CAM_LUN_INVALID; 1254 xpt_done(ccb); 1255 return; 1256 } 1257 if (isp->isp_dblev & ISP_LOGTDEBUG0) { 1258 xpt_print(ccb->ccb_h.path, "enabling lun 0x%x on channel %d\n", lun, bus); 1259 } 1260 1261 /* 1262 * See if we're busy disabling a lun now. 1263 */ 1264 while (isp->isp_osinfo.tmbusy) { 1265 isp->isp_osinfo.tmwanted = 1; 1266 mtx_sleep(isp, &isp->isp_lock, PRIBIO, "want_isp_disable_lun", 0); 1267 } 1268 isp->isp_osinfo.tmbusy = 1; 1269 1270 /* 1271 * Find the state pointer. 1272 */ 1273 if ((tptr = get_lun_statep(isp, bus, lun)) == NULL) { 1274 ccb->ccb_h.status = CAM_PATH_INVALID; 1275 goto done; 1276 } 1277 1278 /* 1279 * If we're a 24XX card, we're done. 1280 */ 1281 if (IS_24XX(isp)) { 1282 status = CAM_REQ_CMP; 1283 goto done; 1284 } 1285 1286 /* 1287 * For SCC FW, we only deal with lun zero. 1288 */ 1289 if (IS_FC(isp)) { 1290 lun = 0; 1291 } 1292 1293 isp->isp_osinfo.rptr = &status; 1294 status = CAM_REQ_INPROG; 1295 if (isp_lun_cmd(isp, RQSTYPE_ENABLE_LUN, bus, lun, 0, 0)) { 1296 status = CAM_RESRC_UNAVAIL; 1297 } else { 1298 mtx_sleep(ccb, &isp->isp_lock, PRIBIO, "isp_disable_lun", 0); 1299 } 1300 done: 1301 if (status == CAM_REQ_CMP) { 1302 xpt_print(ccb->ccb_h.path, "now disabled for target mode\n"); 1303 } 1304 if (tptr) { 1305 rls_lun_statep(isp, tptr); 1306 } 1307 isp->isp_osinfo.rptr = NULL; 1308 isp->isp_osinfo.tmbusy = 0; 1309 if (isp->isp_osinfo.tmwanted) { 1310 isp->isp_osinfo.tmwanted = 0; 1311 wakeup(isp); 1312 } 1313 xpt_done(ccb); 1314 } 1315 1316 static int 1317 isp_enable_target_mode(ispsoftc_t *isp, int bus) 1318 { 1319 int ct; 1320 1321 ISP_GET_PC(isp, bus, tm_enabled, ct); 1322 if (ct != 0) { 1323 return (0); 1324 } 1325 1326 if (IS_SCSI(isp)) { 1327 mbreg_t mbs; 1328 1329 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1330 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 1331 mbs.param[1] = ENABLE_TARGET_FLAG|ENABLE_TQING_FLAG; 1332 mbs.param[2] = bus << 7; 1333 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1334 isp_prt(isp, ISP_LOGERR, "Unable to add Target Role to Bus %d", bus); 1335 return (EIO); 1336 } 1337 SDPARAM(isp, bus)->role |= ISP_ROLE_TARGET; 1338 } 1339 ISP_SET_PC(isp, bus, tm_enabled, 1); 1340 isp_prt(isp, ISP_LOGINFO, "Target Role added to Bus %d", bus); 1341 return (0); 1342 } 1343 1344 #ifdef NEEDED 1345 static int 1346 isp_disable_target_mode(ispsoftc_t *isp, int bus) 1347 { 1348 int ct; 1349 1350 ISP_GET_PC(isp, bus, tm_enabled, ct); 1351 if (ct == 0) { 1352 return (0); 1353 } 1354 1355 if (IS_SCSI(isp)) { 1356 mbreg_t mbs; 1357 1358 MBSINIT(&mbs, MBOX_ENABLE_TARGET_MODE, MBLOGALL, 0); 1359 mbs.param[2] = bus << 7; 1360 if (isp_control(isp, ISPCTL_RUN_MBOXCMD, &mbs) < 0 || mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1361 isp_prt(isp, ISP_LOGERR, "Unable to subtract Target Role to Bus %d", bus); 1362 return (EIO); 1363 } 1364 SDPARAM(isp, bus)->role &= ~ISP_ROLE_TARGET; 1365 } 1366 ISP_SET_PC(isp, bus, tm_enabled, 0); 1367 isp_prt(isp, ISP_LOGINFO, "Target Role subtracted from Bus %d", bus); 1368 return (0); 1369 } 1370 #endif 1371 1372 static void 1373 isp_ledone(ispsoftc_t *isp, lun_entry_t *lep) 1374 { 1375 uint32_t *rptr; 1376 1377 rptr = isp->isp_osinfo.rptr; 1378 if (lep->le_status != LUN_OK) { 1379 isp_prt(isp, ISP_LOGERR, "ENABLE/MODIFY LUN returned 0x%x", lep->le_status); 1380 if (rptr) { 1381 *rptr = CAM_REQ_CMP_ERR; 1382 wakeup_one(rptr); 1383 } 1384 } else { 1385 if (rptr) { 1386 *rptr = CAM_REQ_CMP; 1387 wakeup_one(rptr); 1388 } 1389 } 1390 } 1391 1392 static void 1393 isp_target_start_ctio(ispsoftc_t *isp, union ccb *ccb) 1394 { 1395 void *qe; 1396 tstate_t *tptr; 1397 atio_private_data_t *atp; 1398 struct ccb_scsiio *cso = &ccb->csio; 1399 uint32_t dmaresult, handle; 1400 uint8_t local[QENTRY_LEN]; 1401 1402 /* 1403 * Do some sanity checks. 1404 */ 1405 if (cso->dxfer_len == 0) { 1406 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 1407 xpt_print(ccb->ccb_h.path, "a data transfer length of zero but no status to send is wrong\n"); 1408 ccb->ccb_h.status = CAM_REQ_INVALID; 1409 xpt_done(ccb); 1410 return; 1411 } 1412 } 1413 1414 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 1415 if (tptr == NULL) { 1416 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 1417 if (tptr == NULL) { 1418 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find tstate pointer in %s\n", __func__, cso->tag_id); 1419 dump_tstates(isp, XS_CHANNEL(ccb)); 1420 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 1421 xpt_done(ccb); 1422 return; 1423 } 1424 } 1425 1426 atp = isp_get_atpd(isp, tptr, cso->tag_id); 1427 if (atp == NULL) { 1428 xpt_print(ccb->ccb_h.path, "%s: [0x%x] cannot find private data adjunct\n", __func__, cso->tag_id); 1429 isp_dump_atpd(isp, tptr); 1430 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1431 xpt_done(ccb); 1432 return; 1433 } 1434 if (atp->dead) { 1435 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO for a dead command\n", __func__, cso->tag_id); 1436 ccb->ccb_h.status = CAM_REQ_ABORTED; 1437 xpt_done(ccb); 1438 return; 1439 } 1440 1441 /* 1442 * Check to make sure we're still in target mode. 1443 */ 1444 if ((FCPARAM(isp, XS_CHANNEL(ccb))->role & ISP_ROLE_TARGET) == 0) { 1445 xpt_print(ccb->ccb_h.path, "%s: [0x%x] stopping sending a CTIO because we're no longer in target mode\n", __func__, cso->tag_id); 1446 ccb->ccb_h.status = CAM_PROVIDE_FAIL; 1447 xpt_done(ccb); 1448 return; 1449 } 1450 1451 /* 1452 * Get some resources 1453 */ 1454 if (isp_get_pcmd(isp, ccb)) { 1455 rls_lun_statep(isp, tptr); 1456 xpt_print(ccb->ccb_h.path, "out of PCMDs\n"); 1457 cam_freeze_devq(ccb->ccb_h.path); 1458 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1459 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1460 xpt_done(ccb); 1461 return; 1462 } 1463 qe = isp_getrqentry(isp); 1464 if (qe == NULL) { 1465 xpt_print(ccb->ccb_h.path, rqo, __func__); 1466 cam_freeze_devq(ccb->ccb_h.path); 1467 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 1468 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1469 goto out; 1470 } 1471 memset(local, 0, QENTRY_LEN); 1472 1473 /* 1474 * We're either moving data or completing a command here. 1475 */ 1476 if (IS_24XX(isp)) { 1477 ct7_entry_t *cto = (ct7_entry_t *) local; 1478 1479 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 1480 cto->ct_header.rqs_entry_count = 1; 1481 cto->ct_header.rqs_seqno = 1; 1482 cto->ct_nphdl = atp->nphdl; 1483 cto->ct_rxid = atp->tag; 1484 cto->ct_iid_lo = atp->portid; 1485 cto->ct_iid_hi = atp->portid >> 16; 1486 cto->ct_oxid = atp->oxid; 1487 cto->ct_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(ccb)); 1488 cto->ct_scsi_status = cso->scsi_status; 1489 cto->ct_timeout = 120; 1490 cto->ct_flags = atp->tattr << CT7_TASK_ATTR_SHIFT; 1491 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1492 cto->ct_flags |= CT7_SENDSTATUS; 1493 } 1494 if (cso->dxfer_len == 0) { 1495 cto->ct_flags |= CT7_FLAG_MODE1 | CT7_NO_DATA; 1496 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1497 int m = min(cso->sense_len, sizeof (struct scsi_sense_data)); 1498 cto->rsp.m1.ct_resplen = cto->ct_senselen = min(m, MAXRESPLEN_24XX); 1499 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, cto->ct_senselen); 1500 cto->ct_scsi_status |= (FCP_SNSLEN_VALID << 8); 1501 } 1502 } else { 1503 cto->ct_flags |= CT7_FLAG_MODE0; 1504 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1505 cto->ct_flags |= CT7_DATA_IN; 1506 } else { 1507 cto->ct_flags |= CT7_DATA_OUT; 1508 } 1509 cto->rsp.m0.reloff = atp->bytes_xfered; 1510 /* 1511 * Don't overrun the limits placed on us 1512 */ 1513 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1514 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1515 } 1516 atp->last_xframt = cso->dxfer_len; 1517 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1518 } 1519 if (cto->ct_flags & CT7_SENDSTATUS) { 1520 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1521 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1522 if (cto->ct_resid < 0) { 1523 cto->ct_scsi_status |= (FCP_RESID_OVERFLOW << 8); 1524 } else if (cto->ct_resid > 0) { 1525 cto->ct_scsi_status |= (FCP_RESID_UNDERFLOW << 8); 1526 } 1527 atp->state = ATPD_STATE_LAST_CTIO; 1528 ISP_PATH_PRT(isp, lvl, cso->ccb_h.path, "%s: CTIO7[%x] CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u\n", __func__, cto->ct_rxid, 1529 atp->cdb0, cto->ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1530 } else { 1531 cto->ct_resid = 0; 1532 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, cso->ccb_h.path, "%s: CTIO7[%x] flags %x xfrlen %u offset %u\n", __func__, cto->ct_rxid, cto->ct_flags, 1533 cso->dxfer_len, atp->bytes_xfered); 1534 atp->state = ATPD_STATE_CTIO; 1535 } 1536 } else if (IS_FC(isp)) { 1537 ct2_entry_t *cto = (ct2_entry_t *) local; 1538 1539 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO2; 1540 cto->ct_header.rqs_entry_count = 1; 1541 cto->ct_header.rqs_seqno = 1; 1542 if (ISP_CAP_2KLOGIN(isp) == 0) { 1543 ((ct2e_entry_t *)cto)->ct_iid = cso->init_id; 1544 } else { 1545 cto->ct_iid = cso->init_id; 1546 if (ISP_CAP_SCCFW(isp) == 0) { 1547 cto->ct_lun = ccb->ccb_h.target_lun; 1548 } 1549 } 1550 1551 1552 cto->ct_rxid = cso->tag_id; 1553 if (cso->dxfer_len == 0) { 1554 cto->ct_flags |= CT2_FLAG_MODE1 | CT2_NO_DATA | CT2_SENDSTATUS; 1555 cto->rsp.m1.ct_scsi_status = cso->scsi_status; 1556 cto->ct_resid = atp->orig_datalen - atp->bytes_xfered; 1557 if (cto->ct_resid < 0) { 1558 cto->rsp.m1.ct_scsi_status |= CT2_DATA_OVER; 1559 } else if (cto->ct_resid > 0) { 1560 cto->rsp.m1.ct_scsi_status |= CT2_DATA_UNDER; 1561 } 1562 if ((ccb->ccb_h.flags & CAM_SEND_SENSE) != 0) { 1563 int m = min(cso->sense_len, MAXRESPLEN); 1564 memcpy(cto->rsp.m1.ct_resp, &cso->sense_data, m); 1565 cto->rsp.m1.ct_senselen = m; 1566 cto->rsp.m1.ct_scsi_status |= CT2_SNSLEN_VALID; 1567 } else if (cso->scsi_status == SCSI_STATUS_CHECK_COND) { 1568 /* 1569 * XXX: DEBUG 1570 */ 1571 xpt_print(ccb->ccb_h.path, "CHECK CONDITION being sent without associated SENSE DATA for CDB=0x%x\n", atp->cdb0); 1572 } 1573 } else { 1574 cto->ct_flags |= CT2_FLAG_MODE0; 1575 if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1576 cto->ct_flags |= CT2_DATA_IN; 1577 } else { 1578 cto->ct_flags |= CT2_DATA_OUT; 1579 } 1580 cto->ct_reloff = atp->bytes_xfered; 1581 cto->rsp.m0.ct_xfrlen = cso->dxfer_len; 1582 /* 1583 * Don't overrun the limits placed on us 1584 */ 1585 if (atp->bytes_xfered + cso->dxfer_len > atp->orig_datalen) { 1586 cso->dxfer_len = atp->orig_datalen - atp->bytes_xfered; 1587 } 1588 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) != 0) { 1589 cto->ct_flags |= CT2_SENDSTATUS; 1590 cto->rsp.m0.ct_scsi_status = cso->scsi_status; 1591 cto->ct_resid = atp->orig_datalen - (atp->bytes_xfered + cso->dxfer_len); 1592 if (cto->ct_resid < 0) { 1593 cto->rsp.m0.ct_scsi_status |= CT2_DATA_OVER; 1594 } else if (cto->ct_resid > 0) { 1595 cto->rsp.m0.ct_scsi_status |= CT2_DATA_UNDER; 1596 } 1597 } else { 1598 atp->last_xframt = cso->dxfer_len; 1599 } 1600 /* 1601 * If we're sending data and status back together, 1602 * we can't also send back sense data as well. 1603 */ 1604 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1605 } 1606 1607 if (cto->ct_flags & CT2_SENDSTATUS) { 1608 int lvl = (cso->scsi_status)? ISP_LOGTINFO : ISP_LOGTDEBUG0; 1609 cto->ct_flags |= CT2_CCINCR; 1610 atp->state = ATPD_STATE_LAST_CTIO; 1611 ISP_PATH_PRT(isp, lvl, cso->ccb_h.path, "%s: CTIO2[%x] CDB0=%x scsi status %x flags %x resid %d xfrlen %u offset %u\n", __func__, cto->ct_rxid, 1612 atp->cdb0, cto->rsp.m0.ct_scsi_status, cto->ct_flags, cto->ct_resid, cso->dxfer_len, atp->bytes_xfered); 1613 } else { 1614 cto->ct_resid = 0; 1615 atp->state = ATPD_STATE_CTIO; 1616 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO2[%x] flags %x xfrlen %u offset %u\n", __func__, cto->ct_rxid, cto->ct_flags, 1617 cso->dxfer_len, atp->bytes_xfered); 1618 } 1619 cto->ct_timeout = 10; 1620 } else { 1621 ct_entry_t *cto = (ct_entry_t *) local; 1622 1623 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO; 1624 cto->ct_header.rqs_entry_count = 1; 1625 cto->ct_header.rqs_seqno = 1; 1626 cto->ct_iid = cso->init_id; 1627 cto->ct_iid |= XS_CHANNEL(ccb) << 7; 1628 cto->ct_tgt = ccb->ccb_h.target_id; 1629 cto->ct_lun = ccb->ccb_h.target_lun; 1630 cto->ct_fwhandle = cso->tag_id >> 16; 1631 if (AT_HAS_TAG(cso->tag_id)) { 1632 cto->ct_tag_val = cso->tag_id; 1633 cto->ct_flags |= CT_TQAE; 1634 } 1635 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { 1636 cto->ct_flags |= CT_NODISC; 1637 } 1638 if (cso->dxfer_len == 0) { 1639 cto->ct_flags |= CT_NO_DATA; 1640 } else if ((cso->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 1641 cto->ct_flags |= CT_DATA_IN; 1642 } else { 1643 cto->ct_flags |= CT_DATA_OUT; 1644 } 1645 if (ccb->ccb_h.flags & CAM_SEND_STATUS) { 1646 cto->ct_flags |= CT_SENDSTATUS|CT_CCINCR; 1647 cto->ct_scsi_status = cso->scsi_status; 1648 cto->ct_resid = cso->resid; 1649 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "%s: CTIO[%x] scsi status %x resid %d tag_id %x\n", __func__, 1650 cto->ct_fwhandle, cso->scsi_status, cso->resid, cso->tag_id); 1651 } 1652 ccb->ccb_h.flags &= ~CAM_SEND_SENSE; 1653 cto->ct_timeout = 10; 1654 } 1655 1656 if (isp_allocate_xs_tgt(isp, ccb, &handle)) { 1657 xpt_print(ccb->ccb_h.path, "No XFLIST pointers for %s\n", __func__); 1658 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1659 goto out; 1660 } 1661 1662 1663 /* 1664 * Call the dma setup routines for this entry (and any subsequent 1665 * CTIOs) if there's data to move, and then tell the f/w it's got 1666 * new things to play with. As with isp_start's usage of DMA setup, 1667 * any swizzling is done in the machine dependent layer. Because 1668 * of this, we put the request onto the queue area first in native 1669 * format. 1670 */ 1671 1672 if (IS_24XX(isp)) { 1673 ct7_entry_t *cto = (ct7_entry_t *) local; 1674 cto->ct_syshandle = handle; 1675 } else if (IS_FC(isp)) { 1676 ct2_entry_t *cto = (ct2_entry_t *) local; 1677 cto->ct_syshandle = handle; 1678 } else { 1679 ct_entry_t *cto = (ct_entry_t *) local; 1680 cto->ct_syshandle = handle; 1681 } 1682 1683 dmaresult = ISP_DMASETUP(isp, cso, (ispreq_t *) local); 1684 if (dmaresult == CMD_QUEUED) { 1685 isp->isp_nactive++; 1686 ccb->ccb_h.status |= CAM_SIM_QUEUED; 1687 rls_lun_statep(isp, tptr); 1688 return; 1689 } 1690 if (dmaresult == CMD_EAGAIN) { 1691 ccb->ccb_h.status = CAM_REQUEUE_REQ; 1692 } else { 1693 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1694 } 1695 isp_destroy_tgt_handle(isp, handle); 1696 out: 1697 rls_lun_statep(isp, tptr); 1698 isp_free_pcmd(isp, ccb); 1699 xpt_done(ccb); 1700 } 1701 1702 static void 1703 isp_refire_putback_atio(void *arg) 1704 { 1705 union ccb *ccb = arg; 1706 ispsoftc_t *isp = XS_ISP(ccb); 1707 ISP_LOCK(isp); 1708 isp_target_putback_atio(ccb); 1709 ISP_UNLOCK(isp); 1710 } 1711 1712 static void 1713 isp_target_putback_atio(union ccb *ccb) 1714 { 1715 ispsoftc_t *isp; 1716 struct ccb_scsiio *cso; 1717 void *qe; 1718 1719 isp = XS_ISP(ccb); 1720 1721 qe = isp_getrqentry(isp); 1722 if (qe == NULL) { 1723 xpt_print(ccb->ccb_h.path, rqo, __func__); 1724 (void) timeout(isp_refire_putback_atio, ccb, 10); 1725 return; 1726 } 1727 memset(qe, 0, QENTRY_LEN); 1728 cso = &ccb->csio; 1729 if (IS_FC(isp)) { 1730 at2_entry_t local, *at = &local; 1731 ISP_MEMZERO(at, sizeof (at2_entry_t)); 1732 at->at_header.rqs_entry_type = RQSTYPE_ATIO2; 1733 at->at_header.rqs_entry_count = 1; 1734 if (ISP_CAP_SCCFW(isp)) { 1735 at->at_scclun = (uint16_t) ccb->ccb_h.target_lun; 1736 } else { 1737 at->at_lun = (uint8_t) ccb->ccb_h.target_lun; 1738 } 1739 at->at_status = CT_OK; 1740 at->at_rxid = cso->tag_id; 1741 at->at_iid = cso->ccb_h.target_id; 1742 isp_put_atio2(isp, at, qe); 1743 } else { 1744 at_entry_t local, *at = &local; 1745 ISP_MEMZERO(at, sizeof (at_entry_t)); 1746 at->at_header.rqs_entry_type = RQSTYPE_ATIO; 1747 at->at_header.rqs_entry_count = 1; 1748 at->at_iid = cso->init_id; 1749 at->at_iid |= XS_CHANNEL(ccb) << 7; 1750 at->at_tgt = cso->ccb_h.target_id; 1751 at->at_lun = cso->ccb_h.target_lun; 1752 at->at_status = CT_OK; 1753 at->at_tag_val = AT_GET_TAG(cso->tag_id); 1754 at->at_handle = AT_GET_HANDLE(cso->tag_id); 1755 isp_put_atio(isp, at, qe); 1756 } 1757 ISP_TDQE(isp, "isp_target_putback_atio", isp->isp_reqidx, qe); 1758 ISP_SYNC_REQUEST(isp); 1759 isp_complete_ctio(ccb); 1760 } 1761 1762 static void 1763 isp_complete_ctio(union ccb *ccb) 1764 { 1765 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { 1766 ccb->ccb_h.status |= CAM_REQ_CMP; 1767 } 1768 ccb->ccb_h.status &= ~CAM_SIM_QUEUED; 1769 isp_free_pcmd(XS_ISP(ccb), ccb); 1770 xpt_done(ccb); 1771 } 1772 1773 /* 1774 * Handle ATIO stuff that the generic code can't. 1775 * This means handling CDBs. 1776 */ 1777 1778 static void 1779 isp_handle_platform_atio(ispsoftc_t *isp, at_entry_t *aep) 1780 { 1781 tstate_t *tptr; 1782 int status, bus; 1783 struct ccb_accept_tio *atiop; 1784 atio_private_data_t *atp; 1785 1786 /* 1787 * The firmware status (except for the QLTM_SVALID bit) 1788 * indicates why this ATIO was sent to us. 1789 * 1790 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1791 * 1792 * If the DISCONNECTS DISABLED bit is set in the flags field, 1793 * we're still connected on the SCSI bus. 1794 */ 1795 status = aep->at_status; 1796 if ((status & ~QLTM_SVALID) == AT_PHASE_ERROR) { 1797 /* 1798 * Bus Phase Sequence error. We should have sense data 1799 * suggested by the f/w. I'm not sure quite yet what 1800 * to do about this for CAM. 1801 */ 1802 isp_prt(isp, ISP_LOGWARN, "PHASE ERROR"); 1803 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1804 return; 1805 } 1806 if ((status & ~QLTM_SVALID) != AT_CDB) { 1807 isp_prt(isp, ISP_LOGWARN, "bad atio (0x%x) leaked to platform", status); 1808 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1809 return; 1810 } 1811 1812 bus = GET_BUS_VAL(aep->at_iid); 1813 tptr = get_lun_statep(isp, bus, aep->at_lun); 1814 if (tptr == NULL) { 1815 tptr = get_lun_statep(isp, bus, CAM_LUN_WILDCARD); 1816 if (tptr == NULL) { 1817 /* 1818 * Because we can't autofeed sense data back with 1819 * a command for parallel SCSI, we can't give back 1820 * a CHECK CONDITION. We'll give back a BUSY status 1821 * instead. This works out okay because the only 1822 * time we should, in fact, get this, is in the 1823 * case that somebody configured us without the 1824 * blackhole driver, so they get what they deserve. 1825 */ 1826 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1827 return; 1828 } 1829 } 1830 1831 atp = isp_get_atpd(isp, tptr, 0); 1832 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1833 if (atiop == NULL || atp == NULL) { 1834 /* 1835 * Because we can't autofeed sense data back with 1836 * a command for parallel SCSI, we can't give back 1837 * a CHECK CONDITION. We'll give back a QUEUE FULL status 1838 * instead. This works out okay because the only time we 1839 * should, in fact, get this, is in the case that we've 1840 * run out of ATIOS. 1841 */ 1842 xpt_print(tptr->owner, "no %s for lun %d from initiator %d\n", (atp == NULL && atiop == NULL)? "ATIOs *or* ATPS" : 1843 ((atp == NULL)? "ATPs" : "ATIOs"), aep->at_lun, aep->at_iid); 1844 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1845 if (atp) { 1846 isp_put_atpd(isp, tptr, atp); 1847 } 1848 rls_lun_statep(isp, tptr); 1849 return; 1850 } 1851 atp->tag = aep->at_tag_val; 1852 if (atp->tag == 0) { 1853 atp->tag = ~0; 1854 } 1855 atp->state = ATPD_STATE_ATIO; 1856 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1857 tptr->atio_count--; 1858 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 1859 atiop->ccb_h.target_id = aep->at_tgt; 1860 atiop->ccb_h.target_lun = aep->at_lun; 1861 if (aep->at_flags & AT_NODISC) { 1862 atiop->ccb_h.flags = CAM_DIS_DISCONNECT; 1863 } else { 1864 atiop->ccb_h.flags = 0; 1865 } 1866 1867 if (status & QLTM_SVALID) { 1868 size_t amt = imin(QLTM_SENSELEN, sizeof (atiop->sense_data)); 1869 atiop->sense_len = amt; 1870 ISP_MEMCPY(&atiop->sense_data, aep->at_sense, amt); 1871 } else { 1872 atiop->sense_len = 0; 1873 } 1874 1875 atiop->init_id = GET_IID_VAL(aep->at_iid); 1876 atiop->cdb_len = aep->at_cdblen; 1877 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, aep->at_cdblen); 1878 atiop->ccb_h.status = CAM_CDB_RECVD; 1879 /* 1880 * Construct a tag 'id' based upon tag value (which may be 0..255) 1881 * and the handle (which we have to preserve). 1882 */ 1883 atiop->tag_id = atp->tag; 1884 if (aep->at_flags & AT_TQAE) { 1885 atiop->tag_action = aep->at_tag_type; 1886 atiop->ccb_h.status |= CAM_TAG_ACTION_VALID; 1887 } 1888 atp->orig_datalen = 0; 1889 atp->bytes_xfered = 0; 1890 atp->last_xframt = 0; 1891 atp->lun = aep->at_lun; 1892 atp->nphdl = aep->at_iid; 1893 atp->portid = PORT_NONE; 1894 atp->oxid = 0; 1895 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 1896 atp->tattr = aep->at_tag_type; 1897 atp->state = ATPD_STATE_CAM; 1898 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO[%x] CDB=0x%x lun %d\n", aep->at_tag_val, atp->cdb0, atp->lun); 1899 rls_lun_statep(isp, tptr); 1900 } 1901 1902 static void 1903 isp_handle_platform_atio2(ispsoftc_t *isp, at2_entry_t *aep) 1904 { 1905 lun_id_t lun; 1906 fcportdb_t *lp; 1907 tstate_t *tptr; 1908 struct ccb_accept_tio *atiop; 1909 uint16_t nphdl; 1910 atio_private_data_t *atp = NULL; 1911 inot_private_data_t *ntp; 1912 1913 /* 1914 * The firmware status (except for the QLTM_SVALID bit) 1915 * indicates why this ATIO was sent to us. 1916 * 1917 * If QLTM_SVALID is set, the firware has recommended Sense Data. 1918 */ 1919 if ((aep->at_status & ~QLTM_SVALID) != AT_CDB) { 1920 isp_prt(isp, ISP_LOGWARN, "bogus atio (0x%x) leaked to platform", aep->at_status); 1921 isp_endcmd(isp, aep, SCSI_STATUS_BUSY, 0); 1922 return; 1923 } 1924 1925 if (ISP_CAP_SCCFW(isp)) { 1926 lun = aep->at_scclun; 1927 } else { 1928 lun = aep->at_lun; 1929 } 1930 if (ISP_CAP_2KLOGIN(isp)) { 1931 nphdl = ((at2e_entry_t *)aep)->at_iid; 1932 } else { 1933 nphdl = aep->at_iid; 1934 } 1935 tptr = get_lun_statep(isp, 0, lun); 1936 if (tptr == NULL) { 1937 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 1938 if (tptr == NULL) { 1939 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d", aep->at_rxid, lun); 1940 isp_endcmd(isp, aep, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 1941 return; 1942 } 1943 } 1944 1945 /* 1946 * Start any commands pending resources first. 1947 */ 1948 if (tptr->restart_queue) { 1949 inot_private_data_t *restart_queue = tptr->restart_queue; 1950 tptr->restart_queue = NULL; 1951 while (restart_queue) { 1952 ntp = restart_queue; 1953 restart_queue = ntp->rd.nt.nt_hba; 1954 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at2_entry_t *)ntp->rd.data)->at_rxid); 1955 isp_handle_platform_atio2(isp, (at2_entry_t *) ntp->rd.data); 1956 isp_put_ntpd(isp, tptr, ntp); 1957 /* 1958 * If a recursion caused the restart queue to start to fill again, 1959 * stop and splice the new list on top of the old list and restore 1960 * it and go to noresrc. 1961 */ 1962 if (tptr->restart_queue) { 1963 ntp = tptr->restart_queue; 1964 tptr->restart_queue = restart_queue; 1965 while (restart_queue->rd.nt.nt_hba) { 1966 restart_queue = restart_queue->rd.nt.nt_hba; 1967 } 1968 restart_queue->rd.nt.nt_hba = ntp; 1969 goto noresrc; 1970 } 1971 } 1972 } 1973 1974 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 1975 if (atiop == NULL) { 1976 goto noresrc; 1977 } 1978 1979 atp = isp_get_atpd(isp, tptr, 0); 1980 if (atp == NULL) { 1981 goto noresrc; 1982 } 1983 1984 atp->tag = aep->at_rxid; 1985 atp->state = ATPD_STATE_ATIO; 1986 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 1987 tptr->atio_count--; 1988 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 1989 atiop->ccb_h.target_id = FCPARAM(isp, 0)->isp_loopid; 1990 atiop->ccb_h.target_lun = lun; 1991 1992 /* 1993 * We don't get 'suggested' sense data as we do with SCSI cards. 1994 */ 1995 atiop->sense_len = 0; 1996 if (ISP_CAP_2KLOGIN(isp)) { 1997 /* 1998 * NB: We could not possibly have 2K logins if we 1999 * NB: also did not have SCC FW. 2000 */ 2001 atiop->init_id = ((at2e_entry_t *)aep)->at_iid; 2002 } else { 2003 atiop->init_id = aep->at_iid; 2004 } 2005 2006 /* 2007 * If we're not in the port database, add ourselves. 2008 */ 2009 if (!IS_2100(isp) && isp_find_pdb_by_loopid(isp, 0, atiop->init_id, &lp) == 0) { 2010 uint64_t iid = 2011 (((uint64_t) aep->at_wwpn[0]) << 48) | 2012 (((uint64_t) aep->at_wwpn[1]) << 32) | 2013 (((uint64_t) aep->at_wwpn[2]) << 16) | 2014 (((uint64_t) aep->at_wwpn[3]) << 0); 2015 /* 2016 * However, make sure we delete ourselves if otherwise 2017 * we were there but at a different loop id. 2018 */ 2019 if (isp_find_pdb_by_wwn(isp, 0, iid, &lp)) { 2020 isp_del_wwn_entry(isp, 0, iid, lp->handle, lp->portid); 2021 } 2022 isp_add_wwn_entry(isp, 0, iid, atiop->init_id, PORT_ANY); 2023 } 2024 atiop->cdb_len = ATIO2_CDBLEN; 2025 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cdb, ATIO2_CDBLEN); 2026 atiop->ccb_h.status = CAM_CDB_RECVD; 2027 atiop->tag_id = atp->tag; 2028 switch (aep->at_taskflags & ATIO2_TC_ATTR_MASK) { 2029 case ATIO2_TC_ATTR_SIMPLEQ: 2030 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2031 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2032 break; 2033 case ATIO2_TC_ATTR_HEADOFQ: 2034 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2035 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2036 break; 2037 case ATIO2_TC_ATTR_ORDERED: 2038 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2039 atiop->tag_action = MSG_ORDERED_Q_TAG; 2040 break; 2041 case ATIO2_TC_ATTR_ACAQ: /* ?? */ 2042 case ATIO2_TC_ATTR_UNTAGGED: 2043 default: 2044 atiop->tag_action = 0; 2045 break; 2046 } 2047 2048 atp->orig_datalen = aep->at_datalen; 2049 atp->bytes_xfered = 0; 2050 atp->last_xframt = 0; 2051 atp->lun = lun; 2052 atp->nphdl = atiop->init_id; 2053 atp->sid = PORT_ANY; 2054 atp->oxid = aep->at_oxid; 2055 atp->cdb0 = aep->at_cdb[0]; 2056 atp->tattr = aep->at_taskflags & ATIO2_TC_ATTR_MASK; 2057 atp->state = ATPD_STATE_CAM; 2058 xpt_done((union ccb *)atiop); 2059 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO2[%x] CDB=0x%x lun %d datalen %u\n", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2060 rls_lun_statep(isp, tptr); 2061 return; 2062 noresrc: 2063 if (atp) { 2064 isp_put_atpd(isp, tptr, atp); 2065 } 2066 ntp = isp_get_ntpd(isp, tptr); 2067 if (ntp == NULL) { 2068 rls_lun_statep(isp, tptr); 2069 isp_endcmd(isp, aep, nphdl, 0, SCSI_STATUS_BUSY, 0); 2070 return; 2071 } 2072 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2073 ntp->rd.nt.nt_hba = tptr->restart_queue; 2074 tptr->restart_queue = ntp; 2075 rls_lun_statep(isp, tptr); 2076 } 2077 2078 static void 2079 isp_handle_platform_atio7(ispsoftc_t *isp, at7_entry_t *aep) 2080 { 2081 int cdbxlen; 2082 uint16_t lun, chan, nphdl = NIL_HANDLE; 2083 uint32_t did, sid; 2084 uint64_t wwn = INI_NONE; 2085 fcportdb_t *lp; 2086 tstate_t *tptr; 2087 struct ccb_accept_tio *atiop; 2088 atio_private_data_t *atp = NULL; 2089 inot_private_data_t *ntp; 2090 2091 did = (aep->at_hdr.d_id[0] << 16) | (aep->at_hdr.d_id[1] << 8) | aep->at_hdr.d_id[2]; 2092 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2093 lun = (aep->at_cmnd.fcp_cmnd_lun[0] << 8) | aep->at_cmnd.fcp_cmnd_lun[1]; 2094 2095 /* 2096 * Find the N-port handle, and Virtual Port Index for this command. 2097 * 2098 * If we can't, we're somewhat in trouble because we can't actually respond w/o that information. 2099 * We also, as a matter of course, need to know the WWN of the initiator too. 2100 */ 2101 if (ISP_CAP_MULTI_ID(isp)) { 2102 /* 2103 * Find the right channel based upon D_ID 2104 */ 2105 isp_find_chan_by_did(isp, did, &chan); 2106 2107 if (chan == ISP_NOCHAN) { 2108 NANOTIME_T now; 2109 2110 /* 2111 * If we don't recognizer our own D_DID, terminate the exchange, unless we're within 2 seconds of startup 2112 * It's a bit tricky here as we need to stash this command *somewhere*. 2113 */ 2114 GET_NANOTIME(&now); 2115 if (NANOTIME_SUB(&isp->isp_init_time, &now) > 2000000000ULL) { 2116 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- dropping", __func__, aep->at_rxid, did); 2117 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2118 return; 2119 } 2120 tptr = get_lun_statep(isp, 0, 0); 2121 if (tptr == NULL) { 2122 tptr = get_lun_statep(isp, 0, CAM_LUN_WILDCARD); 2123 if (tptr == NULL) { 2124 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel and no tptr- dropping", __func__, aep->at_rxid, did); 2125 isp_endcmd(isp, aep, NIL_HANDLE, ISP_NOCHAN, ECMD_TERMINATE, 0); 2126 return; 2127 } 2128 } 2129 isp_prt(isp, ISP_LOGWARN, "%s: [RX_ID 0x%x] D_ID %x not found on any channel- deferring", __func__, aep->at_rxid, did); 2130 goto noresrc; 2131 } 2132 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [RX_ID 0x%x] D_ID 0x%06x found on Chan %d for S_ID 0x%06x", __func__, aep->at_rxid, did, chan, sid); 2133 } else { 2134 chan = 0; 2135 } 2136 2137 /* 2138 * Find the PDB entry for this initiator 2139 */ 2140 if (isp_find_pdb_by_sid(isp, chan, sid, &lp) == 0) { 2141 /* 2142 * If we're not in the port database terminate the exchange. 2143 */ 2144 isp_prt(isp, ISP_LOGTINFO, "%s: [RX_ID 0x%x] D_ID 0x%06x found on Chan %d for S_ID 0x%06x wasn't in PDB already", 2145 __func__, aep->at_rxid, did, chan, sid); 2146 isp_endcmd(isp, aep, NIL_HANDLE, chan, ECMD_TERMINATE, 0); 2147 return; 2148 } 2149 nphdl = lp->handle; 2150 wwn = lp->port_wwn; 2151 2152 /* 2153 * Get the tstate pointer 2154 */ 2155 tptr = get_lun_statep(isp, chan, lun); 2156 if (tptr == NULL) { 2157 tptr = get_lun_statep(isp, chan, CAM_LUN_WILDCARD); 2158 if (tptr == NULL) { 2159 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] no state pointer for lun %d or wildcard", aep->at_rxid, lun); 2160 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_CHECK_COND | ECMD_SVALID | (0x5 << 12) | (0x25 << 16), 0); 2161 return; 2162 } 2163 } 2164 2165 /* 2166 * Start any commands pending resources first. 2167 */ 2168 if (tptr->restart_queue) { 2169 inot_private_data_t *restart_queue = tptr->restart_queue; 2170 tptr->restart_queue = NULL; 2171 while (restart_queue) { 2172 ntp = restart_queue; 2173 restart_queue = ntp->rd.nt.nt_hba; 2174 isp_prt(isp, ISP_LOGTDEBUG0, "%s: restarting resrc deprived %x", __func__, ((at7_entry_t *)ntp->rd.data)->at_rxid); 2175 isp_handle_platform_atio7(isp, (at7_entry_t *) ntp->rd.data); 2176 isp_put_ntpd(isp, tptr, ntp); 2177 /* 2178 * If a recursion caused the restart queue to start to fill again, 2179 * stop and splice the new list on top of the old list and restore 2180 * it and go to noresrc. 2181 */ 2182 if (tptr->restart_queue) { 2183 if (restart_queue) { 2184 ntp = tptr->restart_queue; 2185 tptr->restart_queue = restart_queue; 2186 while (restart_queue->rd.nt.nt_hba) { 2187 restart_queue = restart_queue->rd.nt.nt_hba; 2188 } 2189 restart_queue->rd.nt.nt_hba = ntp; 2190 } 2191 goto noresrc; 2192 } 2193 } 2194 } 2195 2196 /* 2197 * If the f/w is out of resources, just send a BUSY status back. 2198 */ 2199 if (aep->at_rxid == AT7_NORESRC_RXID) { 2200 rls_lun_statep(isp, tptr); 2201 isp_endcmd(isp, aep, nphdl, chan, SCSI_BUSY, 0); 2202 return; 2203 } 2204 2205 /* 2206 * If we're out of resources, just send a BUSY status back. 2207 */ 2208 atiop = (struct ccb_accept_tio *) SLIST_FIRST(&tptr->atios); 2209 if (atiop == NULL) { 2210 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atios", aep->at_rxid); 2211 goto noresrc; 2212 } 2213 2214 atp = isp_get_atpd(isp, tptr, 0); 2215 if (atp == NULL) { 2216 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] out of atps", aep->at_rxid); 2217 goto noresrc; 2218 } 2219 if (isp_get_atpd(isp, tptr, aep->at_rxid)) { 2220 isp_prt(isp, ISP_LOGTDEBUG0, "[0x%x] tag wraparound in isp_handle_platforms_atio7 (N-Port Handle 0x%04x S_ID 0x%04x OX_ID 0x%04x)\n", 2221 aep->at_rxid, nphdl, sid, aep->at_hdr.ox_id); 2222 /* 2223 * It's not a "no resource" condition- but we can treat it like one 2224 */ 2225 goto noresrc; 2226 } 2227 2228 atp->tag = aep->at_rxid; 2229 atp->state = ATPD_STATE_ATIO; 2230 SLIST_REMOVE_HEAD(&tptr->atios, sim_links.sle); 2231 tptr->atio_count--; 2232 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, atiop->ccb_h.path, "Take FREE ATIO count now %d\n", tptr->atio_count); 2233 atiop->init_id = nphdl; 2234 atiop->ccb_h.target_id = FCPARAM(isp, chan)->isp_loopid; 2235 atiop->ccb_h.target_lun = lun; 2236 atiop->sense_len = 0; 2237 cdbxlen = aep->at_cmnd.fcp_cmnd_alen_datadir >> FCP_CMND_ADDTL_CDBLEN_SHIFT; 2238 if (cdbxlen) { 2239 isp_prt(isp, ISP_LOGWARN, "additional CDBLEN ignored"); 2240 } 2241 cdbxlen = sizeof (aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb); 2242 ISP_MEMCPY(atiop->cdb_io.cdb_bytes, aep->at_cmnd.cdb_dl.sf.fcp_cmnd_cdb, cdbxlen); 2243 atiop->cdb_len = cdbxlen; 2244 atiop->ccb_h.status = CAM_CDB_RECVD; 2245 atiop->tag_id = atp->tag; 2246 switch (aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK) { 2247 case FCP_CMND_TASK_ATTR_SIMPLE: 2248 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2249 atiop->tag_action = MSG_SIMPLE_Q_TAG; 2250 break; 2251 case FCP_CMND_TASK_ATTR_HEAD: 2252 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2253 atiop->tag_action = MSG_HEAD_OF_Q_TAG; 2254 break; 2255 case FCP_CMND_TASK_ATTR_ORDERED: 2256 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; 2257 atiop->tag_action = MSG_ORDERED_Q_TAG; 2258 break; 2259 default: 2260 /* FALLTHROUGH */ 2261 case FCP_CMND_TASK_ATTR_ACA: 2262 case FCP_CMND_TASK_ATTR_UNTAGGED: 2263 atiop->tag_action = 0; 2264 break; 2265 } 2266 atp->orig_datalen = aep->at_cmnd.cdb_dl.sf.fcp_cmnd_dl; 2267 atp->bytes_xfered = 0; 2268 atp->last_xframt = 0; 2269 atp->lun = lun; 2270 atp->nphdl = nphdl; 2271 atp->portid = sid; 2272 atp->oxid = aep->at_hdr.ox_id; 2273 atp->cdb0 = atiop->cdb_io.cdb_bytes[0]; 2274 atp->tattr = aep->at_cmnd.fcp_cmnd_task_attribute & FCP_CMND_TASK_ATTR_MASK; 2275 atp->state = ATPD_STATE_CAM; 2276 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, tptr->owner, "ATIO7[%x] CDB=0x%x lun %d datalen %u\n", aep->at_rxid, atp->cdb0, lun, atp->orig_datalen); 2277 xpt_done((union ccb *)atiop); 2278 rls_lun_statep(isp, tptr); 2279 return; 2280 noresrc: 2281 if (atp) { 2282 isp_put_atpd(isp, tptr, atp); 2283 } 2284 ntp = isp_get_ntpd(isp, tptr); 2285 if (ntp == NULL) { 2286 rls_lun_statep(isp, tptr); 2287 isp_endcmd(isp, aep, nphdl, chan, SCSI_STATUS_BUSY, 0); 2288 return; 2289 } 2290 memcpy(ntp->rd.data, aep, QENTRY_LEN); 2291 ntp->rd.nt.nt_hba = tptr->restart_queue; 2292 tptr->restart_queue = ntp; 2293 rls_lun_statep(isp, tptr); 2294 } 2295 2296 static void 2297 isp_handle_platform_ctio(ispsoftc_t *isp, void *arg) 2298 { 2299 union ccb *ccb; 2300 int sentstatus, ok, notify_cam, resid = 0; 2301 tstate_t *tptr = NULL; 2302 atio_private_data_t *atp = NULL; 2303 int bus; 2304 uint32_t tval, handle; 2305 2306 /* 2307 * CTIO 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 *)inot)->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 msg = "PLOGI"; 2610 if (ISP_FW_NEWER_THAN(isp, 4, 0, 25)) { 2611 ptr = (uint8_t *)inot; /* point to unswizzled entry! */ 2612 wwn = (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF]) << 56) | 2613 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+1]) << 48) | 2614 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+2]) << 40) | 2615 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+3]) << 32) | 2616 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+4]) << 24) | 2617 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+5]) << 16) | 2618 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+6]) << 8) | 2619 (((uint64_t) ptr[IN24XX_PLOGI_WWPN_OFF+7])); 2620 } else { 2621 wwn = INI_NONE; 2622 } 2623 isp_add_wwn_entry(isp, chan, wwn, nphdl, portid); 2624 break; 2625 case PRLI: 2626 msg = "PRLI"; 2627 break; 2628 case PDISC: 2629 msg = "PDISC"; 2630 break; 2631 case ADISC: 2632 msg = "ADISC"; 2633 break; 2634 default: 2635 ISP_SNPRINTF(buf, sizeof (buf), "ELS 0x%x", inot->in_status_subcode); 2636 msg = buf; 2637 break; 2638 } 2639 if (inot->in_flags & IN24XX_FLAG_PUREX_IOCB) { 2640 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); 2641 break; 2642 } 2643 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, 2644 inot->in_rxid, inot->in_oxid); 2645 (void) isp_notify_ack(isp, inot); 2646 break; 2647 } 2648 2649 case IN24XX_PORT_LOGOUT: 2650 ptr = "PORT LOGOUT"; 2651 if (isp_find_pdb_by_loopid(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), nphdl, &lp)) { 2652 isp_del_wwn_entry(isp, ISP_GET_VPIDX(isp, inot->in_vpidx), lp->port_wwn, nphdl, lp->portid); 2653 } 2654 /* FALLTHROUGH */ 2655 case IN24XX_PORT_CHANGED: 2656 if (ptr == NULL) { 2657 ptr = "PORT CHANGED"; 2658 } 2659 /* FALLTHROUGH */ 2660 case IN24XX_LIP_RESET: 2661 if (ptr == NULL) { 2662 ptr = "LIP RESET"; 2663 } 2664 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); 2665 2666 /* 2667 * All subcodes here are irrelevant. What is relevant 2668 * is that we need to terminate all active commands from 2669 * this initiator (known by N-port handle). 2670 */ 2671 /* XXX IMPLEMENT XXX */ 2672 (void) isp_notify_ack(isp, inot); 2673 break; 2674 2675 case IN24XX_LINK_RESET: 2676 case IN24XX_LINK_FAILED: 2677 case IN24XX_SRR_RCVD: 2678 default: 2679 (void) isp_notify_ack(isp, inot); 2680 break; 2681 } 2682 } 2683 2684 static int 2685 isp_handle_platform_target_notify_ack(ispsoftc_t *isp, isp_notify_t *mp) 2686 { 2687 2688 if (isp->isp_state != ISP_RUNSTATE) { 2689 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) acked- h/w not ready (dropping)", mp->nt_ncode, mp->nt_lreserved != NULL); 2690 return (0); 2691 } 2692 2693 /* 2694 * This case is for a Task Management Function, which shows up as an ATIO7 entry. 2695 */ 2696 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ATIO) { 2697 ct7_entry_t local, *cto = &local; 2698 at7_entry_t *aep = (at7_entry_t *)mp->nt_lreserved; 2699 fcportdb_t *lp; 2700 uint32_t sid; 2701 uint16_t nphdl; 2702 2703 sid = (aep->at_hdr.s_id[0] << 16) | (aep->at_hdr.s_id[1] << 8) | aep->at_hdr.s_id[2]; 2704 if (isp_find_pdb_by_sid(isp, mp->nt_channel, sid, &lp)) { 2705 nphdl = lp->handle; 2706 } else { 2707 nphdl = NIL_HANDLE; 2708 } 2709 ISP_MEMZERO(&local, sizeof (local)); 2710 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2711 cto->ct_header.rqs_entry_count = 1; 2712 cto->ct_nphdl = nphdl; 2713 cto->ct_rxid = aep->at_rxid; 2714 cto->ct_vpidx = mp->nt_channel; 2715 cto->ct_iid_lo = sid; 2716 cto->ct_iid_hi = sid >> 16; 2717 cto->ct_oxid = aep->at_hdr.ox_id; 2718 cto->ct_flags = CT7_SENDSTATUS|CT7_NOACK|CT7_NO_DATA|CT7_FLAG_MODE1; 2719 cto->ct_flags |= (aep->at_ta_len >> 12) << CT7_TASK_ATTR_SHIFT; 2720 return (isp_target_put_entry(isp, &local)); 2721 } 2722 2723 /* 2724 * This case is for a responding to an ABTS frame 2725 */ 2726 if (IS_24XX(isp) && mp->nt_lreserved && ((isphdr_t *)mp->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2727 2728 /* 2729 * Overload nt_need_ack here to mark whether we've terminated the associated command. 2730 */ 2731 if (mp->nt_need_ack) { 2732 uint8_t storage[QENTRY_LEN]; 2733 ct7_entry_t *cto = (ct7_entry_t *) storage; 2734 abts_t *abts = (abts_t *)mp->nt_lreserved; 2735 2736 ISP_MEMZERO(cto, sizeof (ct7_entry_t)); 2737 isp_prt(isp, ISP_LOGTDEBUG0, "%s: [%x] terminating after ABTS received", __func__, abts->abts_rxid_task); 2738 cto->ct_header.rqs_entry_type = RQSTYPE_CTIO7; 2739 cto->ct_header.rqs_entry_count = 1; 2740 cto->ct_nphdl = mp->nt_nphdl; 2741 cto->ct_rxid = abts->abts_rxid_task; 2742 cto->ct_iid_lo = mp->nt_sid; 2743 cto->ct_iid_hi = mp->nt_sid >> 16; 2744 cto->ct_oxid = abts->abts_ox_id; 2745 cto->ct_vpidx = mp->nt_channel; 2746 cto->ct_flags = CT7_NOACK|CT7_TERMINATE; 2747 if (isp_target_put_entry(isp, cto)) { 2748 return (ENOMEM); 2749 } 2750 mp->nt_need_ack = 0; 2751 } 2752 if (isp_acknak_abts(isp, mp->nt_lreserved, 0) == ENOMEM) { 2753 return (ENOMEM); 2754 } else { 2755 return (0); 2756 } 2757 } 2758 2759 /* 2760 * Handle logout cases here 2761 */ 2762 if (mp->nt_ncode == NT_GLOBAL_LOGOUT) { 2763 isp_del_all_wwn_entries(isp, mp->nt_channel); 2764 } 2765 2766 if (mp->nt_ncode == NT_LOGOUT) { 2767 if (!IS_2100(isp) && IS_FC(isp)) { 2768 isp_del_wwn_entries(isp, mp); 2769 } 2770 } 2771 2772 /* 2773 * General purpose acknowledgement 2774 */ 2775 if (mp->nt_need_ack) { 2776 isp_prt(isp, ISP_LOGTINFO, "Notify Code 0x%x (qevalid=%d) being acked", mp->nt_ncode, mp->nt_lreserved != NULL); 2777 return (isp_notify_ack(isp, mp->nt_lreserved)); 2778 } 2779 return (0); 2780 } 2781 2782 /* 2783 * Handle task managment functions. 2784 * 2785 * We show up here with a notify structure filled out. 2786 * 2787 * The nt_lreserved tag points to the original queue entry 2788 */ 2789 static void 2790 isp_handle_platform_target_tmf(ispsoftc_t *isp, isp_notify_t *notify) 2791 { 2792 tstate_t *tptr; 2793 fcportdb_t *lp; 2794 struct ccb_immediate_notify *inot; 2795 inot_private_data_t *ntp = NULL; 2796 lun_id_t lun; 2797 2798 isp_prt(isp, ISP_LOGTDEBUG0, "%s: code 0x%x sid 0x%x tagval 0x%016llx chan %d lun 0x%x", __func__, notify->nt_ncode, 2799 notify->nt_sid, (unsigned long long) notify->nt_tagval, notify->nt_channel, notify->nt_lun); 2800 /* 2801 * NB: This assignment is necessary because of tricky type conversion. 2802 * XXX: This is tricky and I need to check this. If the lun isn't known 2803 * XXX: for the task management function, it does not of necessity follow 2804 * XXX: that it should go up stream to the wildcard listener. 2805 */ 2806 if (notify->nt_lun == LUN_ANY) { 2807 lun = CAM_LUN_WILDCARD; 2808 } else { 2809 lun = notify->nt_lun; 2810 } 2811 tptr = get_lun_statep(isp, notify->nt_channel, lun); 2812 if (tptr == NULL) { 2813 tptr = get_lun_statep(isp, notify->nt_channel, CAM_LUN_WILDCARD); 2814 if (tptr == NULL) { 2815 isp_prt(isp, ISP_LOGWARN, "%s: no state pointer found for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2816 goto bad; 2817 } 2818 } 2819 inot = (struct ccb_immediate_notify *) SLIST_FIRST(&tptr->inots); 2820 if (inot == NULL) { 2821 isp_prt(isp, ISP_LOGWARN, "%s: out of immediate notify structures for chan %d lun 0x%x", __func__, notify->nt_channel, lun); 2822 goto bad; 2823 } 2824 2825 if (isp_find_pdb_by_sid(isp, notify->nt_channel, notify->nt_sid, &lp) == 0) { 2826 inot->initiator_id = CAM_TARGET_WILDCARD; 2827 } else { 2828 inot->initiator_id = lp->handle; 2829 } 2830 inot->seq_id = notify->nt_tagval; 2831 inot->tag_id = notify->nt_tagval >> 32; 2832 2833 switch (notify->nt_ncode) { 2834 case NT_ABORT_TASK: 2835 isp_target_mark_aborted_early(isp, tptr, inot->tag_id); 2836 inot->arg = MSG_ABORT_TASK; 2837 break; 2838 case NT_ABORT_TASK_SET: 2839 isp_target_mark_aborted_early(isp, tptr, TAG_ANY); 2840 inot->arg = MSG_ABORT_TASK_SET; 2841 break; 2842 case NT_CLEAR_ACA: 2843 inot->arg = MSG_CLEAR_ACA; 2844 break; 2845 case NT_CLEAR_TASK_SET: 2846 inot->arg = MSG_CLEAR_TASK_SET; 2847 break; 2848 case NT_LUN_RESET: 2849 inot->arg = MSG_LOGICAL_UNIT_RESET; 2850 break; 2851 case NT_TARGET_RESET: 2852 inot->arg = MSG_TARGET_RESET; 2853 break; 2854 default: 2855 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); 2856 goto bad; 2857 } 2858 2859 ntp = isp_get_ntpd(isp, tptr); 2860 if (ntp == NULL) { 2861 isp_prt(isp, ISP_LOGWARN, "%s: out of inotify private structures", __func__); 2862 goto bad; 2863 } 2864 ISP_MEMCPY(&ntp->rd.nt, notify, sizeof (isp_notify_t)); 2865 if (notify->nt_lreserved) { 2866 ISP_MEMCPY(&ntp->rd.data, notify->nt_lreserved, QENTRY_LEN); 2867 ntp->rd.nt.nt_lreserved = &ntp->rd.data; 2868 } 2869 ntp->rd.seq_id = notify->nt_tagval; 2870 ntp->rd.tag_id = notify->nt_tagval >> 32; 2871 2872 tptr->inot_count--; 2873 SLIST_REMOVE_HEAD(&tptr->inots, sim_links.sle); 2874 rls_lun_statep(isp, tptr); 2875 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, inot->ccb_h.path, "%s: Take FREE INOT count now %d\n", __func__, tptr->inot_count); 2876 inot->ccb_h.status = CAM_MESSAGE_RECV; 2877 xpt_done((union ccb *)inot); 2878 return; 2879 bad: 2880 if (tptr) { 2881 rls_lun_statep(isp, tptr); 2882 } 2883 if (notify->nt_need_ack && notify->nt_lreserved) { 2884 if (((isphdr_t *)notify->nt_lreserved)->rqs_entry_type == RQSTYPE_ABTS_RCVD) { 2885 (void) isp_acknak_abts(isp, notify->nt_lreserved, ENOMEM); 2886 } else { 2887 (void) isp_notify_ack(isp, notify->nt_lreserved); 2888 } 2889 } 2890 } 2891 2892 /* 2893 * Find the associated private data and makr it as dead so 2894 * we don't try to work on it any further. 2895 */ 2896 static void 2897 isp_target_mark_aborted(ispsoftc_t *isp, union ccb *ccb) 2898 { 2899 tstate_t *tptr; 2900 atio_private_data_t *atp; 2901 2902 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), XS_LUN(ccb)); 2903 if (tptr == NULL) { 2904 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 2905 if (tptr == NULL) { 2906 ccb->ccb_h.status = CAM_REQ_INVALID; 2907 return; 2908 } 2909 } 2910 2911 atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 2912 if (atp == NULL) { 2913 ccb->ccb_h.status = CAM_REQ_INVALID; 2914 return; 2915 } 2916 atp->dead = 1; 2917 ccb->ccb_h.status = CAM_REQ_CMP; 2918 } 2919 2920 static void 2921 isp_target_mark_aborted_early(ispsoftc_t *isp, tstate_t *tptr, uint32_t tag_id) 2922 { 2923 atio_private_data_t *atp; 2924 inot_private_data_t *restart_queue = tptr->restart_queue; 2925 2926 /* 2927 * First, clean any commands pending restart 2928 */ 2929 tptr->restart_queue = NULL; 2930 while (restart_queue) { 2931 uint32_t this_tag_id; 2932 inot_private_data_t *ntp = restart_queue; 2933 2934 restart_queue = ntp->rd.nt.nt_hba; 2935 2936 if (IS_24XX(isp)) { 2937 this_tag_id = ((at7_entry_t *)ntp->rd.data)->at_rxid; 2938 } else { 2939 this_tag_id = ((at2_entry_t *)ntp->rd.data)->at_rxid; 2940 } 2941 if ((uint64_t)tag_id == TAG_ANY || tag_id == this_tag_id) { 2942 isp_put_ntpd(isp, tptr, ntp); 2943 } else { 2944 ntp->rd.nt.nt_hba = tptr->restart_queue; 2945 tptr->restart_queue = ntp; 2946 } 2947 } 2948 2949 /* 2950 * Now mark other ones dead as well. 2951 */ 2952 for (atp = tptr->atpool; atp < &tptr->atpool[ATPDPSIZE]; atp++) { 2953 if ((uint64_t)tag_id == TAG_ANY || atp->tag == tag_id) { 2954 atp->dead = 1; 2955 } 2956 } 2957 } 2958 2959 2960 #ifdef ISP_INTERNAL_TARGET 2961 // #define ISP_FORCE_TIMEOUT 1 2962 // #define ISP_TEST_WWNS 1 2963 // #define ISP_TEST_SEPARATE_STATUS 1 2964 2965 #define ccb_data_offset ppriv_field0 2966 #define ccb_atio ppriv_ptr1 2967 #define ccb_inot ppriv_ptr1 2968 2969 #define MAX_ISP_TARG_TRANSFER (2 << 20) 2970 #define NISP_TARG_CMDS 1024 2971 #define NISP_TARG_NOTIFIES 1024 2972 #define DISK_SHIFT 9 2973 #define JUNK_SIZE 256 2974 2975 #ifndef VERIFY_10 2976 #define VERIFY_10 0x2f 2977 #endif 2978 2979 TAILQ_HEAD(ccb_queue, ccb_hdr); 2980 extern u_int vm_kmem_size; 2981 static int ca; 2982 static uint32_t disk_size; 2983 static uint8_t *disk_data = NULL; 2984 static uint8_t *junk_data; 2985 static MALLOC_DEFINE(M_ISPTARG, "ISPTARG", "ISP TARGET data"); 2986 struct isptarg_softc { 2987 /* CCBs (CTIOs, ATIOs, INOTs) pending on the controller */ 2988 struct ccb_queue work_queue; 2989 struct ccb_queue rework_queue; 2990 struct ccb_queue running_queue; 2991 struct ccb_queue inot_queue; 2992 struct cam_periph *periph; 2993 struct cam_path *path; 2994 ispsoftc_t *isp; 2995 }; 2996 static periph_ctor_t isptargctor; 2997 static periph_dtor_t isptargdtor; 2998 static periph_start_t isptargstart; 2999 static periph_init_t isptarginit; 3000 static void isptarg_done(struct cam_periph *, union ccb *); 3001 static void isptargasync(void *, u_int32_t, struct cam_path *, void *); 3002 3003 3004 static int isptarg_rwparm(uint8_t *, uint8_t *, uint64_t, uint32_t, uint8_t **, uint32_t *, int *); 3005 3006 static struct periph_driver isptargdriver = 3007 { 3008 isptarginit, "isptarg", TAILQ_HEAD_INITIALIZER(isptargdriver.units), /* generation */ 0 3009 }; 3010 3011 static void 3012 isptarginit(void) 3013 { 3014 } 3015 3016 static void 3017 isptargnotify(ispsoftc_t *isp, union ccb *iccb, struct ccb_immediate_notify *inot) 3018 { 3019 struct ccb_notify_acknowledge *ack = &iccb->cna2; 3020 3021 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__, 3022 inot->tag_id, inot->initiator_id, inot->seq_id, inot->ccb_h.status, inot->arg); 3023 ack->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 3024 ack->ccb_h.flags = 0; 3025 ack->ccb_h.retry_count = 0; 3026 ack->ccb_h.cbfcnp = isptarg_done; 3027 ack->ccb_h.timeout = 0; 3028 ack->ccb_h.ccb_inot = inot; 3029 ack->tag_id = inot->tag_id; 3030 ack->seq_id = inot->seq_id; 3031 ack->initiator_id = inot->initiator_id; 3032 xpt_action(iccb); 3033 } 3034 3035 static void 3036 isptargstart(struct cam_periph *periph, union ccb *iccb) 3037 { 3038 const uint8_t niliqd[SHORT_INQUIRY_LENGTH] = { 0x7f }; 3039 const uint8_t iqd[SHORT_INQUIRY_LENGTH] = { 3040 0, 0x0, 0x2, 0x2, 32, 0, 0, 0x32, 3041 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', 3042 'S', 'C', 'S', 'I', ' ', 'M', 'E', 'M', 3043 'O', 'R', 'Y', ' ', 'D', 'I', 'S', 'K', 3044 '0', '0', '0', '1' 3045 }; 3046 int i, more = 0, last; 3047 struct isptarg_softc *softc = periph->softc; 3048 struct ccb_scsiio *csio; 3049 lun_id_t return_lun; 3050 struct ccb_accept_tio *atio; 3051 uint8_t *cdb, *ptr, status; 3052 uint8_t *data_ptr; 3053 uint32_t data_len, flags; 3054 struct ccb_hdr *ccbh; 3055 3056 mtx_assert(periph->sim->mtx, MA_OWNED); 3057 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, 3058 TAILQ_FIRST(&softc->inot_queue)? 'y' : 'n', TAILQ_FIRST(&softc->work_queue)? 'y' : 'n', TAILQ_FIRST(&softc->rework_queue)? 'y' : 'n'); 3059 /* 3060 * Check for immediate notifies first 3061 */ 3062 ccbh = TAILQ_FIRST(&softc->inot_queue); 3063 if (ccbh) { 3064 TAILQ_REMOVE(&softc->inot_queue, ccbh, periph_links.tqe); 3065 if (TAILQ_FIRST(&softc->inot_queue) || TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue)) { 3066 xpt_schedule(periph, 1); 3067 } 3068 isptargnotify(softc->isp, iccb, (struct ccb_immediate_notify *)ccbh); 3069 return; 3070 } 3071 3072 /* 3073 * Check the rework (continuation) work queue first. 3074 */ 3075 ccbh = TAILQ_FIRST(&softc->rework_queue); 3076 if (ccbh) { 3077 atio = (struct ccb_accept_tio *)ccbh; 3078 TAILQ_REMOVE(&softc->rework_queue, ccbh, periph_links.tqe); 3079 more = TAILQ_FIRST(&softc->work_queue) || TAILQ_FIRST(&softc->rework_queue); 3080 } else { 3081 ccbh = TAILQ_FIRST(&softc->work_queue); 3082 if (ccbh == NULL) { 3083 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, iccb->ccb_h.path, "%s: woken up but no work?\n", __func__); 3084 xpt_release_ccb(iccb); 3085 return; 3086 } 3087 atio = (struct ccb_accept_tio *)ccbh; 3088 TAILQ_REMOVE(&softc->work_queue, ccbh, periph_links.tqe); 3089 more = TAILQ_FIRST(&softc->work_queue) != NULL; 3090 atio->ccb_h.ccb_data_offset = 0; 3091 } 3092 3093 if (atio->tag_id == 0xffffffff || atio->ccb_h.func_code != XPT_ACCEPT_TARGET_IO) { 3094 panic("BAD ATIO"); 3095 } 3096 3097 data_ptr = NULL; 3098 data_len = 0; 3099 csio = &iccb->csio; 3100 status = SCSI_STATUS_OK; 3101 flags = CAM_SEND_STATUS; 3102 memset(&atio->sense_data, 0, sizeof (atio->sense_data)); 3103 cdb = atio->cdb_io.cdb_bytes; 3104 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, 3105 cdb[0], atio->ccb_h.ccb_data_offset); 3106 3107 return_lun = XS_LUN(atio); 3108 if (return_lun != 0) { 3109 xpt_print(atio->ccb_h.path, "[0x%x] Non-Zero Lun %d: cdb0=0x%x\n", atio->tag_id, return_lun, cdb[0]); 3110 if (cdb[0] != INQUIRY && cdb[0] != REPORT_LUNS && cdb[0] != REQUEST_SENSE) { 3111 status = SCSI_STATUS_CHECK_COND; 3112 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_ILLEGAL_REQUEST; 3113 atio->sense_data.add_sense_code = 0x25; 3114 atio->sense_data.add_sense_code_qual = 0x0; 3115 atio->sense_len = sizeof (atio->sense_data); 3116 } 3117 return_lun = CAM_LUN_WILDCARD; 3118 } 3119 3120 switch (cdb[0]) { 3121 case REQUEST_SENSE: 3122 flags |= CAM_DIR_IN; 3123 data_len = sizeof (atio->sense_data); 3124 junk_data[0] = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_NO_SENSE; 3125 memset(junk_data+1, 0, data_len-1); 3126 if (data_len > cdb[4]) { 3127 data_len = cdb[4]; 3128 } 3129 if (data_len) { 3130 data_ptr = junk_data; 3131 } 3132 break; 3133 case READ_6: 3134 case READ_10: 3135 case READ_12: 3136 case READ_16: 3137 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3138 status = SCSI_STATUS_CHECK_COND; 3139 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3140 atio->sense_data.add_sense_code = 0x5; 3141 atio->sense_data.add_sense_code_qual = 0x24; 3142 atio->sense_len = sizeof (atio->sense_data); 3143 } else { 3144 #ifdef ISP_FORCE_TIMEOUT 3145 { 3146 static int foo; 3147 if (foo++ == 500) { 3148 if (more) { 3149 xpt_schedule(periph, 1); 3150 } 3151 foo = 0; 3152 return; 3153 } 3154 } 3155 #endif 3156 #ifdef ISP_TEST_SEPARATE_STATUS 3157 if (last && data_len) { 3158 last = 0; 3159 } 3160 #endif 3161 if (last == 0) { 3162 flags &= ~CAM_SEND_STATUS; 3163 } 3164 if (data_len) { 3165 atio->ccb_h.ccb_data_offset += data_len; 3166 flags |= CAM_DIR_IN; 3167 } else { 3168 flags |= CAM_DIR_NONE; 3169 } 3170 } 3171 break; 3172 case WRITE_6: 3173 case WRITE_10: 3174 case WRITE_12: 3175 case WRITE_16: 3176 if (isptarg_rwparm(cdb, disk_data, disk_size, atio->ccb_h.ccb_data_offset, &data_ptr, &data_len, &last)) { 3177 status = SCSI_STATUS_CHECK_COND; 3178 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3179 atio->sense_data.add_sense_code = 0x5; 3180 atio->sense_data.add_sense_code_qual = 0x24; 3181 atio->sense_len = sizeof (atio->sense_data); 3182 } else { 3183 #ifdef ISP_FORCE_TIMEOUT 3184 { 3185 static int foo; 3186 if (foo++ == 500) { 3187 if (more) { 3188 xpt_schedule(periph, 1); 3189 } 3190 foo = 0; 3191 return; 3192 } 3193 } 3194 #endif 3195 #ifdef ISP_TEST_SEPARATE_STATUS 3196 if (last && data_len) { 3197 last = 0; 3198 } 3199 #endif 3200 if (last == 0) { 3201 flags &= ~CAM_SEND_STATUS; 3202 } 3203 if (data_len) { 3204 atio->ccb_h.ccb_data_offset += data_len; 3205 flags |= CAM_DIR_OUT; 3206 } else { 3207 flags |= CAM_DIR_NONE; 3208 } 3209 } 3210 break; 3211 case INQUIRY: 3212 flags |= CAM_DIR_IN; 3213 if (cdb[1] || cdb[2] || cdb[3]) { 3214 status = SCSI_STATUS_CHECK_COND; 3215 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3216 atio->sense_data.add_sense_code = 0x5; 3217 atio->sense_data.add_sense_code_qual = 0x20; 3218 atio->sense_len = sizeof (atio->sense_data); 3219 break; 3220 } 3221 data_len = sizeof (iqd); 3222 if (data_len > cdb[4]) { 3223 data_len = cdb[4]; 3224 } 3225 if (data_len) { 3226 if (XS_LUN(iccb) != 0) { 3227 memcpy(junk_data, niliqd, sizeof (iqd)); 3228 } else { 3229 memcpy(junk_data, iqd, sizeof (iqd)); 3230 } 3231 data_ptr = junk_data; 3232 } 3233 break; 3234 case TEST_UNIT_READY: 3235 flags |= CAM_DIR_NONE; 3236 if (ca) { 3237 ca = 0; 3238 status = SCSI_STATUS_CHECK_COND; 3239 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3240 atio->sense_data.add_sense_code = 0x28; 3241 atio->sense_data.add_sense_code_qual = 0x0; 3242 atio->sense_len = sizeof (atio->sense_data); 3243 } 3244 break; 3245 case SYNCHRONIZE_CACHE: 3246 case START_STOP: 3247 case RESERVE: 3248 case RELEASE: 3249 case VERIFY_10: 3250 flags |= CAM_DIR_NONE; 3251 break; 3252 3253 case READ_CAPACITY: 3254 flags |= CAM_DIR_IN; 3255 if (cdb[2] || cdb[3] || cdb[4] || cdb[5]) { 3256 status = SCSI_STATUS_CHECK_COND; 3257 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3258 atio->sense_data.add_sense_code = 0x5; 3259 atio->sense_data.add_sense_code_qual = 0x24; 3260 atio->sense_len = sizeof (atio->sense_data); 3261 break; 3262 } 3263 if (cdb[8] & 0x1) { /* PMI */ 3264 junk_data[0] = 0xff; 3265 junk_data[1] = 0xff; 3266 junk_data[2] = 0xff; 3267 junk_data[3] = 0xff; 3268 } else { 3269 uint64_t last_blk = (disk_size >> DISK_SHIFT) - 1; 3270 if (last_blk < 0xffffffffULL) { 3271 junk_data[0] = (last_blk >> 24) & 0xff; 3272 junk_data[1] = (last_blk >> 16) & 0xff; 3273 junk_data[2] = (last_blk >> 8) & 0xff; 3274 junk_data[3] = (last_blk) & 0xff; 3275 } else { 3276 junk_data[0] = 0xff; 3277 junk_data[1] = 0xff; 3278 junk_data[2] = 0xff; 3279 junk_data[3] = 0xff; 3280 } 3281 } 3282 junk_data[4] = ((1 << DISK_SHIFT) >> 24) & 0xff; 3283 junk_data[5] = ((1 << DISK_SHIFT) >> 16) & 0xff; 3284 junk_data[6] = ((1 << DISK_SHIFT) >> 8) & 0xff; 3285 junk_data[7] = ((1 << DISK_SHIFT)) & 0xff; 3286 data_ptr = junk_data; 3287 data_len = 8; 3288 break; 3289 case REPORT_LUNS: 3290 flags |= CAM_DIR_IN; 3291 memset(junk_data, 0, JUNK_SIZE); 3292 junk_data[0] = (1 << 3) >> 24; 3293 junk_data[1] = (1 << 3) >> 16; 3294 junk_data[2] = (1 << 3) >> 8; 3295 junk_data[3] = (1 << 3); 3296 ptr = NULL; 3297 for (i = 0; i < 1; i++) { 3298 ptr = &junk_data[8 + (1 << 3)]; 3299 if (i >= 256) { 3300 ptr[0] = 0x40 | ((i >> 8) & 0x3f); 3301 } 3302 ptr[1] = i; 3303 } 3304 data_ptr = junk_data; 3305 data_len = (ptr + 8) - junk_data; 3306 break; 3307 3308 default: 3309 flags |= CAM_DIR_NONE; 3310 status = SCSI_STATUS_CHECK_COND; 3311 atio->sense_data.error_code = SSD_ERRCODE_VALID|SSD_CURRENT_ERROR|SSD_KEY_UNIT_ATTENTION; 3312 atio->sense_data.add_sense_code = 0x5; 3313 atio->sense_data.add_sense_code_qual = 0x20; 3314 atio->sense_len = sizeof (atio->sense_data); 3315 break; 3316 } 3317 3318 /* 3319 * If we are done with the transaction, tell the 3320 * controller to send status and perform a CMD_CMPLT. 3321 * If we have associated sense data, see if we can 3322 * send that too. 3323 */ 3324 if (status == SCSI_STATUS_CHECK_COND) { 3325 flags |= CAM_SEND_SENSE; 3326 csio->sense_len = atio->sense_len; 3327 csio->sense_data = atio->sense_data; 3328 flags &= ~CAM_DIR_MASK; 3329 data_len = 0; 3330 data_ptr = NULL; 3331 } 3332 cam_fill_ctio(csio, 0, isptarg_done, flags, MSG_SIMPLE_Q_TAG, atio->tag_id, atio->init_id, status, data_ptr, data_len, 0); 3333 iccb->ccb_h.target_id = atio->ccb_h.target_id; 3334 iccb->ccb_h.target_lun = return_lun; 3335 iccb->ccb_h.ccb_atio = atio; 3336 xpt_action(iccb); 3337 3338 if ((atio->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3339 cam_release_devq(periph->path, 0, 0, 0, 0); 3340 atio->ccb_h.status &= ~CAM_DEV_QFRZN; 3341 } 3342 if (more) { 3343 xpt_schedule(periph, 1); 3344 } 3345 } 3346 3347 static cam_status 3348 isptargctor(struct cam_periph *periph, void *arg) 3349 { 3350 struct isptarg_softc *softc; 3351 3352 softc = (struct isptarg_softc *)arg; 3353 periph->softc = softc; 3354 softc->periph = periph; 3355 softc->path = periph->path; 3356 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3357 return (CAM_REQ_CMP); 3358 } 3359 3360 static void 3361 isptargdtor(struct cam_periph *periph) 3362 { 3363 struct isptarg_softc *softc; 3364 softc = (struct isptarg_softc *)periph->softc; 3365 ISP_PATH_PRT(softc->isp, ISP_LOGTDEBUG0, periph->path, "%s called\n", __func__); 3366 softc->periph = NULL; 3367 softc->path = NULL; 3368 periph->softc = NULL; 3369 } 3370 3371 static void 3372 isptarg_done(struct cam_periph *periph, union ccb *ccb) 3373 { 3374 struct isptarg_softc *softc; 3375 ispsoftc_t *isp; 3376 struct ccb_accept_tio *atio; 3377 struct ccb_immediate_notify *inot; 3378 cam_status status; 3379 3380 softc = (struct isptarg_softc *)periph->softc; 3381 isp = softc->isp; 3382 status = ccb->ccb_h.status & CAM_STATUS_MASK; 3383 3384 switch (ccb->ccb_h.func_code) { 3385 case XPT_ACCEPT_TARGET_IO: 3386 atio = (struct ccb_accept_tio *) ccb; 3387 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] ATIO seen in %s\n", atio->tag_id, __func__); 3388 TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, periph_links.tqe); 3389 xpt_schedule(periph, 1); 3390 break; 3391 case XPT_IMMEDIATE_NOTIFY: 3392 inot = (struct ccb_immediate_notify *) ccb; 3393 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__); 3394 TAILQ_INSERT_TAIL(&softc->inot_queue, &ccb->ccb_h, periph_links.tqe); 3395 xpt_schedule(periph, 1); 3396 break; 3397 case XPT_CONT_TARGET_IO: 3398 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3399 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3400 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3401 } 3402 atio = ccb->ccb_h.ccb_atio; 3403 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 3404 cam_error_print(ccb, CAM_ESF_ALL, CAM_EPF_ALL); 3405 xpt_action((union ccb *)atio); 3406 } else if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { 3407 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] MID CTIO seen in %s\n", atio->tag_id, __func__); 3408 TAILQ_INSERT_TAIL(&softc->rework_queue, &atio->ccb_h, periph_links.tqe); 3409 xpt_schedule(periph, 1); 3410 } else { 3411 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "[0x%x] FINAL CTIO seen in %s\n", atio->tag_id, __func__); 3412 xpt_action((union ccb *)atio); 3413 } 3414 xpt_release_ccb(ccb); 3415 break; 3416 case XPT_NOTIFY_ACKNOWLEDGE: 3417 if ((ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 3418 cam_release_devq(ccb->ccb_h.path, 0, 0, 0, 0); 3419 ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 3420 } 3421 inot = ccb->ccb_h.ccb_inot; 3422 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); 3423 xpt_release_ccb(ccb); 3424 xpt_action((union ccb *)inot); 3425 break; 3426 default: 3427 xpt_print(ccb->ccb_h.path, "unexpected code 0x%x\n", ccb->ccb_h.func_code); 3428 break; 3429 } 3430 } 3431 3432 static void 3433 isptargasync(void *callback_arg, u_int32_t code, struct cam_path *path, void *arg) 3434 { 3435 struct ac_contract *acp = arg; 3436 struct ac_device_changed *fc = (struct ac_device_changed *) acp->contract_data; 3437 3438 if (code != AC_CONTRACT) { 3439 return; 3440 } 3441 xpt_print(path, "0x%016llx Port ID 0x%06x %s\n", (unsigned long long) fc->wwpn, fc->port, fc->arrived? "arrived" : "departed"); 3442 } 3443 3444 static void 3445 isp_target_thread(ispsoftc_t *isp, int chan) 3446 { 3447 union ccb *ccb = NULL; 3448 int i; 3449 void *wchan; 3450 cam_status status; 3451 struct isptarg_softc *softc = NULL; 3452 struct cam_periph *periph = NULL, *wperiph = NULL; 3453 struct cam_path *path, *wpath; 3454 struct cam_sim *sim; 3455 3456 if (disk_data == NULL) { 3457 disk_size = roundup2(vm_kmem_size >> 1, (1ULL << 20)); 3458 if (disk_size < (50 << 20)) { 3459 disk_size = 50 << 20; 3460 } 3461 disk_data = malloc(disk_size, M_ISPTARG, M_WAITOK | M_ZERO); 3462 if (disk_data == NULL) { 3463 isp_prt(isp, ISP_LOGERR, "%s: could not allocate disk data", __func__); 3464 goto out; 3465 } 3466 isp_prt(isp, ISP_LOGINFO, "allocated a %ju MiB disk", (uintmax_t) (disk_size >> 20)); 3467 } 3468 junk_data = malloc(JUNK_SIZE, M_ISPTARG, M_WAITOK | M_ZERO); 3469 if (junk_data == NULL) { 3470 isp_prt(isp, ISP_LOGERR, "%s: could not allocate junk", __func__); 3471 goto out; 3472 } 3473 3474 3475 softc = malloc(sizeof (*softc), M_ISPTARG, M_WAITOK | M_ZERO); 3476 if (softc == NULL) { 3477 isp_prt(isp, ISP_LOGERR, "%s: could not allocate softc", __func__); 3478 goto out; 3479 } 3480 TAILQ_INIT(&softc->work_queue); 3481 TAILQ_INIT(&softc->rework_queue); 3482 TAILQ_INIT(&softc->running_queue); 3483 TAILQ_INIT(&softc->inot_queue); 3484 softc->isp = isp; 3485 3486 periphdriver_register(&isptargdriver); 3487 ISP_GET_PC(isp, chan, sim, sim); 3488 ISP_GET_PC(isp, chan, path, path); 3489 status = xpt_create_path_unlocked(&wpath, NULL, cam_sim_path(sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 3490 if (status != CAM_REQ_CMP) { 3491 isp_prt(isp, ISP_LOGERR, "%s: could not allocate wildcard path", __func__); 3492 return; 3493 } 3494 status = xpt_create_path_unlocked(&path, NULL, cam_sim_path(sim), 0, 0); 3495 if (status != CAM_REQ_CMP) { 3496 xpt_free_path(wpath); 3497 isp_prt(isp, ISP_LOGERR, "%s: could not allocate path", __func__); 3498 return; 3499 } 3500 3501 ccb = xpt_alloc_ccb(); 3502 3503 ISP_LOCK(isp); 3504 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, wpath, NULL, 0, softc); 3505 if (status != CAM_REQ_CMP) { 3506 ISP_UNLOCK(isp); 3507 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc for wildcard failed", __func__); 3508 goto out; 3509 } 3510 wperiph = cam_periph_find(wpath, "isptarg"); 3511 if (wperiph == NULL) { 3512 ISP_UNLOCK(isp); 3513 isp_prt(isp, ISP_LOGERR, "%s: wildcard periph already allocated but doesn't exist", __func__); 3514 goto out; 3515 } 3516 3517 status = cam_periph_alloc(isptargctor, NULL, isptargdtor, isptargstart, "isptarg", CAM_PERIPH_BIO, path, NULL, 0, softc); 3518 if (status != CAM_REQ_CMP) { 3519 ISP_UNLOCK(isp); 3520 isp_prt(isp, ISP_LOGERR, "%s: cam_periph_alloc failed", __func__); 3521 goto out; 3522 } 3523 3524 periph = cam_periph_find(path, "isptarg"); 3525 if (periph == NULL) { 3526 ISP_UNLOCK(isp); 3527 isp_prt(isp, ISP_LOGERR, "%s: periph already allocated but doesn't exist", __func__); 3528 goto out; 3529 } 3530 3531 status = xpt_register_async(AC_CONTRACT, isptargasync, isp, wpath); 3532 if (status != CAM_REQ_CMP) { 3533 ISP_UNLOCK(isp); 3534 isp_prt(isp, ISP_LOGERR, "%s: xpt_register_async failed", __func__); 3535 goto out; 3536 } 3537 3538 ISP_UNLOCK(isp); 3539 3540 ccb = xpt_alloc_ccb(); 3541 3542 /* 3543 * Make sure role is none. 3544 */ 3545 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3546 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3547 ccb->knob.xport_specific.fc.role = KNOB_ROLE_NONE; 3548 #ifdef ISP_TEST_WWNS 3549 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE | KNOB_VALID_ADDRESS; 3550 ccb->knob.xport_specific.fc.wwnn = 0x508004d000000000ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3551 ccb->knob.xport_specific.fc.wwpn = 0x508004d000000001ULL | (device_get_unit(isp->isp_osinfo.dev) << 8) | (chan << 16); 3552 #else 3553 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3554 #endif 3555 3556 ISP_LOCK(isp); 3557 xpt_action(ccb); 3558 ISP_UNLOCK(isp); 3559 3560 /* 3561 * Now enable luns 3562 */ 3563 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3564 ccb->ccb_h.func_code = XPT_EN_LUN; 3565 ccb->cel.enable = 1; 3566 ISP_LOCK(isp); 3567 xpt_action(ccb); 3568 ISP_UNLOCK(isp); 3569 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3570 xpt_free_ccb(ccb); 3571 xpt_print(periph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3572 goto out; 3573 } 3574 3575 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 10); 3576 ccb->ccb_h.func_code = XPT_EN_LUN; 3577 ccb->cel.enable = 1; 3578 ISP_LOCK(isp); 3579 xpt_action(ccb); 3580 ISP_UNLOCK(isp); 3581 if (ccb->ccb_h.status != CAM_REQ_CMP) { 3582 xpt_free_ccb(ccb); 3583 xpt_print(wperiph->path, "failed to enable lun (0x%x)\n", ccb->ccb_h.status); 3584 goto out; 3585 } 3586 xpt_free_ccb(ccb); 3587 3588 /* 3589 * Add resources 3590 */ 3591 ISP_GET_PC_ADDR(isp, chan, target_proc, wchan); 3592 for (i = 0; i < 4; i++) { 3593 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3594 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3595 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3596 ccb->ccb_h.cbfcnp = isptarg_done; 3597 ISP_LOCK(isp); 3598 xpt_action(ccb); 3599 ISP_UNLOCK(isp); 3600 } 3601 for (i = 0; i < NISP_TARG_CMDS; i++) { 3602 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3603 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3604 ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 3605 ccb->ccb_h.cbfcnp = isptarg_done; 3606 ISP_LOCK(isp); 3607 xpt_action(ccb); 3608 ISP_UNLOCK(isp); 3609 } 3610 for (i = 0; i < 4; i++) { 3611 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3612 xpt_setup_ccb(&ccb->ccb_h, wperiph->path, 1); 3613 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3614 ccb->ccb_h.cbfcnp = isptarg_done; 3615 ISP_LOCK(isp); 3616 xpt_action(ccb); 3617 ISP_UNLOCK(isp); 3618 } 3619 for (i = 0; i < NISP_TARG_NOTIFIES; i++) { 3620 ccb = malloc(sizeof (*ccb), M_ISPTARG, M_WAITOK | M_ZERO); 3621 xpt_setup_ccb(&ccb->ccb_h, periph->path, 1); 3622 ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 3623 ccb->ccb_h.cbfcnp = isptarg_done; 3624 ISP_LOCK(isp); 3625 xpt_action(ccb); 3626 ISP_UNLOCK(isp); 3627 } 3628 3629 /* 3630 * Now turn it all back on 3631 */ 3632 xpt_setup_ccb(&ccb->ccb_h, periph->path, 10); 3633 ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 3634 ccb->knob.xport_specific.fc.valid = KNOB_VALID_ROLE; 3635 ccb->knob.xport_specific.fc.role = KNOB_ROLE_TARGET; 3636 ISP_LOCK(isp); 3637 xpt_action(ccb); 3638 ISP_UNLOCK(isp); 3639 3640 /* 3641 * Okay, while things are still active, sleep... 3642 */ 3643 ISP_LOCK(isp); 3644 for (;;) { 3645 ISP_GET_PC(isp, chan, proc_active, i); 3646 if (i == 0) { 3647 break; 3648 } 3649 msleep(wchan, &isp->isp_lock, PUSER, "tsnooze", 0); 3650 } 3651 ISP_UNLOCK(isp); 3652 3653 out: 3654 if (wperiph) { 3655 cam_periph_invalidate(wperiph); 3656 } 3657 if (periph) { 3658 cam_periph_invalidate(periph); 3659 } 3660 if (junk_data) { 3661 free(junk_data, M_ISPTARG); 3662 } 3663 if (disk_data) { 3664 free(disk_data, M_ISPTARG); 3665 } 3666 if (softc) { 3667 free(softc, M_ISPTARG); 3668 } 3669 xpt_free_path(path); 3670 xpt_free_path(wpath); 3671 } 3672 3673 static void 3674 isp_target_thread_pi(void *arg) 3675 { 3676 struct isp_spi *pi = arg; 3677 isp_target_thread(cam_sim_softc(pi->sim), cam_sim_bus(pi->sim)); 3678 } 3679 3680 static void 3681 isp_target_thread_fc(void *arg) 3682 { 3683 struct isp_fc *fc = arg; 3684 isp_target_thread(cam_sim_softc(fc->sim), cam_sim_bus(fc->sim)); 3685 } 3686 3687 static int 3688 isptarg_rwparm(uint8_t *cdb, uint8_t *dp, uint64_t dl, uint32_t offset, uint8_t **kp, uint32_t *tl, int *lp) 3689 { 3690 uint32_t cnt, curcnt; 3691 uint64_t lba; 3692 3693 switch (cdb[0]) { 3694 case WRITE_16: 3695 case READ_16: 3696 cnt = (((uint32_t)cdb[10]) << 24) | 3697 (((uint32_t)cdb[11]) << 16) | 3698 (((uint32_t)cdb[12]) << 8) | 3699 ((uint32_t)cdb[13]); 3700 3701 lba = (((uint64_t)cdb[2]) << 56) | 3702 (((uint64_t)cdb[3]) << 48) | 3703 (((uint64_t)cdb[4]) << 40) | 3704 (((uint64_t)cdb[5]) << 32) | 3705 (((uint64_t)cdb[6]) << 24) | 3706 (((uint64_t)cdb[7]) << 16) | 3707 (((uint64_t)cdb[8]) << 8) | 3708 ((uint64_t)cdb[9]); 3709 break; 3710 case WRITE_12: 3711 case READ_12: 3712 cnt = (((uint32_t)cdb[6]) << 16) | 3713 (((uint32_t)cdb[7]) << 8) | 3714 ((u_int32_t)cdb[8]); 3715 3716 lba = (((uint32_t)cdb[2]) << 24) | 3717 (((uint32_t)cdb[3]) << 16) | 3718 (((uint32_t)cdb[4]) << 8) | 3719 ((uint32_t)cdb[5]); 3720 break; 3721 case WRITE_10: 3722 case READ_10: 3723 cnt = (((uint32_t)cdb[7]) << 8) | 3724 ((u_int32_t)cdb[8]); 3725 3726 lba = (((uint32_t)cdb[2]) << 24) | 3727 (((uint32_t)cdb[3]) << 16) | 3728 (((uint32_t)cdb[4]) << 8) | 3729 ((uint32_t)cdb[5]); 3730 break; 3731 case WRITE_6: 3732 case READ_6: 3733 cnt = cdb[4]; 3734 if (cnt == 0) { 3735 cnt = 256; 3736 } 3737 lba = (((uint32_t)cdb[1] & 0x1f) << 16) | 3738 (((uint32_t)cdb[2]) << 8) | 3739 ((uint32_t)cdb[3]); 3740 break; 3741 default: 3742 return (-1); 3743 } 3744 3745 cnt <<= DISK_SHIFT; 3746 lba <<= DISK_SHIFT; 3747 3748 if (offset == cnt) { 3749 *lp = 1; 3750 return (0); 3751 } 3752 3753 if (lba + cnt > dl) { 3754 return (-1); 3755 } 3756 3757 3758 curcnt = MAX_ISP_TARG_TRANSFER; 3759 if (offset + curcnt >= cnt) { 3760 curcnt = cnt - offset; 3761 *lp = 1; 3762 } else { 3763 *lp = 0; 3764 } 3765 *tl = curcnt; 3766 *kp = &dp[lba + offset]; 3767 return (0); 3768 } 3769 3770 #endif 3771 #endif 3772 3773 static void 3774 isp_cam_async(void *cbarg, uint32_t code, struct cam_path *path, void *arg) 3775 { 3776 struct cam_sim *sim; 3777 ispsoftc_t *isp; 3778 3779 sim = (struct cam_sim *)cbarg; 3780 isp = (ispsoftc_t *) cam_sim_softc(sim); 3781 switch (code) { 3782 case AC_LOST_DEVICE: 3783 if (IS_SCSI(isp)) { 3784 uint16_t oflags, nflags; 3785 int bus = cam_sim_bus(sim); 3786 sdparam *sdp = SDPARAM(isp, bus); 3787 int tgt; 3788 3789 tgt = xpt_path_target_id(path); 3790 if (tgt >= 0) { 3791 nflags = sdp->isp_devparam[tgt].nvrm_flags; 3792 #ifndef ISP_TARGET_MODE 3793 nflags &= DPARM_SAFE_DFLT; 3794 if (isp->isp_loaded_fw) { 3795 nflags |= DPARM_NARROW | DPARM_ASYNC; 3796 } 3797 #else 3798 nflags = DPARM_DEFAULT; 3799 #endif 3800 oflags = sdp->isp_devparam[tgt].goal_flags; 3801 sdp->isp_devparam[tgt].goal_flags = nflags; 3802 sdp->isp_devparam[tgt].dev_update = 1; 3803 sdp->update = 1; 3804 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 3805 sdp->isp_devparam[tgt].goal_flags = oflags; 3806 } 3807 } 3808 break; 3809 default: 3810 isp_prt(isp, ISP_LOGWARN, "isp_cam_async: Code 0x%x", code); 3811 break; 3812 } 3813 } 3814 3815 static void 3816 isp_poll(struct cam_sim *sim) 3817 { 3818 ispsoftc_t *isp = cam_sim_softc(sim); 3819 uint32_t isr; 3820 uint16_t sema, mbox; 3821 3822 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 3823 isp_intr(isp, isr, sema, mbox); 3824 } 3825 } 3826 3827 3828 static void 3829 isp_watchdog(void *arg) 3830 { 3831 struct ccb_scsiio *xs = arg; 3832 ispsoftc_t *isp; 3833 uint32_t handle; 3834 3835 isp = XS_ISP(xs); 3836 3837 handle = isp_find_handle(isp, xs); 3838 if (handle != ISP_HANDLE_FREE) { 3839 /* 3840 * Try and make sure the command is really dead before 3841 * we release the handle (and DMA resources) for reuse. 3842 * 3843 * If we are successful in aborting the command then 3844 * we're done here because we'll get the command returned 3845 * back separately. 3846 */ 3847 if (isp_control(isp, ISPCTL_ABORT_CMD, xs) == 0) { 3848 return; 3849 } 3850 3851 /* 3852 * Note that after calling the above, the command may in 3853 * fact have been completed. 3854 */ 3855 xs = isp_find_xs(isp, handle); 3856 3857 /* 3858 * If the command no longer exists, then we won't 3859 * be able to find the xs again with this handle. 3860 */ 3861 if (xs == NULL) { 3862 return; 3863 } 3864 3865 /* 3866 * After this point, the command is really dead. 3867 */ 3868 if (XS_XFRLEN(xs)) { 3869 ISP_DMAFREE(isp, xs, handle); 3870 } 3871 isp_destroy_handle(isp, handle); 3872 isp_prt(isp, ISP_LOGERR, "%s: timeout for handle 0x%x", __func__, handle); 3873 XS_SETERR(xs, CAM_CMD_TIMEOUT); 3874 isp_done(xs); 3875 } 3876 } 3877 3878 static void 3879 isp_make_here(ispsoftc_t *isp, int chan, int tgt) 3880 { 3881 union ccb *ccb; 3882 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3883 3884 if (isp_autoconfig == 0) { 3885 return; 3886 } 3887 3888 /* 3889 * Allocate a CCB, create a wildcard path for this bus/target and schedule a rescan. 3890 */ 3891 ccb = xpt_alloc_ccb_nowait(); 3892 if (ccb == NULL) { 3893 isp_prt(isp, ISP_LOGWARN, "Chan %d unable to alloc CCB for rescan", chan); 3894 return; 3895 } 3896 /* 3897 * xpt_rescan only honors wildcard in the target field. 3898 * Scan the whole bus instead of target, which will then 3899 * force a scan of all luns. 3900 */ 3901 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(fc->sim), CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 3902 isp_prt(isp, ISP_LOGWARN, "unable to create path for rescan"); 3903 xpt_free_ccb(ccb); 3904 return; 3905 } 3906 xpt_rescan(ccb); 3907 } 3908 3909 static void 3910 isp_make_gone(ispsoftc_t *isp, int chan, int tgt) 3911 { 3912 struct cam_path *tp; 3913 struct isp_fc *fc = ISP_FC_PC(isp, chan); 3914 3915 if (isp_autoconfig == 0) { 3916 return; 3917 } 3918 if (xpt_create_path(&tp, NULL, cam_sim_path(fc->sim), tgt, CAM_LUN_WILDCARD) == CAM_REQ_CMP) { 3919 xpt_async(AC_LOST_DEVICE, tp, NULL); 3920 xpt_free_path(tp); 3921 } 3922 } 3923 3924 /* 3925 * Gone Device Timer Function- when we have decided that a device has gone 3926 * away, we wait a specific period of time prior to telling the OS it has 3927 * gone away. 3928 * 3929 * This timer function fires once a second and then scans the port database 3930 * for devices that are marked dead but still have a virtual target assigned. 3931 * We decrement a counter for that port database entry, and when it hits zero, 3932 * we tell the OS the device has gone away. 3933 */ 3934 static void 3935 isp_gdt(void *arg) 3936 { 3937 struct isp_fc *fc = arg; 3938 ispsoftc_t *isp = fc->isp; 3939 int chan = fc - isp->isp_osinfo.pc.fc; 3940 fcportdb_t *lp; 3941 int dbidx, tgt, more_to_do = 0; 3942 3943 isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GDT timer expired", chan); 3944 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 3945 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 3946 3947 if (lp->state != FC_PORTDB_STATE_ZOMBIE) { 3948 continue; 3949 } 3950 if (lp->dev_map_idx == 0 || lp->target_mode) { 3951 continue; 3952 } 3953 /* 3954 * We can use new_portid here because it is untouched 3955 * while the state is ZOMBIE 3956 */ 3957 if (lp->new_portid == 0) { 3958 continue; 3959 } 3960 lp->new_portid -= 1; 3961 if (lp->new_portid != 0) { 3962 more_to_do++; 3963 continue; 3964 } 3965 tgt = lp->dev_map_idx - 1; 3966 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 3967 lp->dev_map_idx = 0; 3968 lp->state = FC_PORTDB_STATE_NIL; 3969 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Gone Device Timeout"); 3970 isp_make_gone(isp, chan, tgt); 3971 } 3972 if (fc->ready) { 3973 if (more_to_do) { 3974 callout_reset(&fc->gdt, hz, isp_gdt, fc); 3975 } else { 3976 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d stopping Gone Device Timer", chan); 3977 } 3978 } 3979 } 3980 3981 /* 3982 * Loop Down Timer Function- when loop goes down, a timer is started and 3983 * and after it expires we come here and take all probational devices that 3984 * the OS knows about and the tell the OS that they've gone away. 3985 * 3986 * We don't clear the devices out of our port database because, when loop 3987 * come back up, we have to do some actual cleanup with the chip at that 3988 * point (implicit PLOGO, e.g., to get the chip's port database state right). 3989 */ 3990 static void 3991 isp_ldt(void *arg) 3992 { 3993 struct isp_fc *fc = arg; 3994 ispsoftc_t *isp = fc->isp; 3995 int chan = fc - isp->isp_osinfo.pc.fc; 3996 fcportdb_t *lp; 3997 int dbidx, tgt; 3998 3999 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d Loop Down Timer expired @ %lu", chan, (unsigned long) time_uptime); 4000 4001 /* 4002 * Notify to the OS all targets who we now consider have departed. 4003 */ 4004 for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) { 4005 lp = &FCPARAM(isp, chan)->portdb[dbidx]; 4006 4007 if (lp->state != FC_PORTDB_STATE_PROBATIONAL) { 4008 continue; 4009 } 4010 if (lp->dev_map_idx == 0 || lp->target_mode) { 4011 continue; 4012 } 4013 4014 /* 4015 * XXX: CLEAN UP AND COMPLETE ANY PENDING COMMANDS FIRST! 4016 */ 4017 4018 /* 4019 * Mark that we've announced that this device is gone.... 4020 */ 4021 lp->reserved = 1; 4022 4023 /* 4024 * but *don't* change the state of the entry. Just clear 4025 * any target id stuff and announce to CAM that the 4026 * device is gone. This way any necessary PLOGO stuff 4027 * will happen when loop comes back up. 4028 */ 4029 4030 tgt = lp->dev_map_idx - 1; 4031 FCPARAM(isp, chan)->isp_dev_map[tgt] = 0; 4032 lp->dev_map_idx = 0; 4033 lp->state = FC_PORTDB_STATE_NIL; 4034 isp_prt(isp, ISP_LOGCONFIG, prom3, chan, lp->portid, tgt, "Loop Down Timeout"); 4035 isp_make_gone(isp, chan, tgt); 4036 } 4037 4038 /* 4039 * The loop down timer has expired. Wake up the kthread 4040 * to notice that fact (or make it false). 4041 */ 4042 fc->loop_dead = 1; 4043 fc->loop_down_time = fc->loop_down_limit+1; 4044 wakeup(fc); 4045 } 4046 4047 static void 4048 isp_kthread(void *arg) 4049 { 4050 struct isp_fc *fc = arg; 4051 ispsoftc_t *isp = fc->isp; 4052 int chan = fc - isp->isp_osinfo.pc.fc; 4053 int slp = 0; 4054 4055 mtx_lock(&isp->isp_osinfo.lock); 4056 4057 for (;;) { 4058 int wasfrozen, lb, lim; 4059 4060 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d checking FC state", __func__, chan); 4061 lb = isp_fc_runstate(isp, chan, 250000); 4062 4063 /* 4064 * Our action is different based upon whether we're supporting 4065 * Initiator mode or not. If we are, we might freeze the simq 4066 * when loop is down and set all sorts of different delays to 4067 * check again. 4068 * 4069 * If not, we simply just wait for loop to come up. 4070 */ 4071 if (lb && (FCPARAM(isp, chan)->role & ISP_ROLE_INITIATOR)) { 4072 /* 4073 * Increment loop down time by the last sleep interval 4074 */ 4075 fc->loop_down_time += slp; 4076 4077 if (lb < 0) { 4078 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC loop not up (down count %d)", __func__, chan, fc->loop_down_time); 4079 } else { 4080 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC got to %d (down count %d)", __func__, chan, lb, fc->loop_down_time); 4081 } 4082 4083 /* 4084 * If we've never seen loop up and we've waited longer 4085 * than quickboot time, or we've seen loop up but we've 4086 * waited longer than loop_down_limit, give up and go 4087 * to sleep until loop comes up. 4088 */ 4089 if (FCPARAM(isp, chan)->loop_seen_once == 0) { 4090 lim = isp_quickboot_time; 4091 } else { 4092 lim = fc->loop_down_limit; 4093 } 4094 if (fc->loop_down_time >= lim) { 4095 isp_freeze_loopdown(isp, chan, "loop limit hit"); 4096 slp = 0; 4097 } else if (fc->loop_down_time < 10) { 4098 slp = 1; 4099 } else if (fc->loop_down_time < 30) { 4100 slp = 5; 4101 } else if (fc->loop_down_time < 60) { 4102 slp = 10; 4103 } else if (fc->loop_down_time < 120) { 4104 slp = 20; 4105 } else { 4106 slp = 30; 4107 } 4108 4109 } else if (lb) { 4110 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC Loop Down", __func__, chan); 4111 fc->loop_down_time += slp; 4112 slp = 60; 4113 } else { 4114 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d FC state OK", __func__, chan); 4115 fc->loop_down_time = 0; 4116 slp = 0; 4117 } 4118 4119 4120 /* 4121 * If this is past the first loop up or the loop is dead and if we'd frozen the simq, unfreeze it 4122 * now so that CAM can start sending us commands. 4123 * 4124 * If the FC state isn't okay yet, they'll hit that in isp_start which will freeze the queue again 4125 * or kill the commands, as appropriate. 4126 */ 4127 4128 if (FCPARAM(isp, chan)->loop_seen_once || fc->loop_dead) { 4129 wasfrozen = fc->simqfrozen & SIMQFRZ_LOOPDOWN; 4130 fc->simqfrozen &= ~SIMQFRZ_LOOPDOWN; 4131 if (wasfrozen && fc->simqfrozen == 0) { 4132 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d releasing simq", __func__, chan); 4133 xpt_release_simq(fc->sim, 1); 4134 } 4135 } 4136 4137 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep time %d", __func__, chan, slp); 4138 4139 msleep(fc, &isp->isp_osinfo.lock, PRIBIO, "ispf", slp * hz); 4140 4141 /* 4142 * If slp is zero, we're waking up for the first time after 4143 * things have been okay. In this case, we set a deferral state 4144 * for all commands and delay hysteresis seconds before starting 4145 * the FC state evaluation. This gives the loop/fabric a chance 4146 * to settle. 4147 */ 4148 if (slp == 0 && fc->hysteresis) { 4149 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "%s: Chan %d sleep hysteresis ticks %d", __func__, chan, fc->hysteresis * hz); 4150 (void) msleep(&isp_fabric_hysteresis, &isp->isp_osinfo.lock, PRIBIO, "ispT", (fc->hysteresis * hz)); 4151 } 4152 } 4153 mtx_unlock(&isp->isp_osinfo.lock); 4154 } 4155 4156 static void 4157 isp_action(struct cam_sim *sim, union ccb *ccb) 4158 { 4159 int bus, tgt, ts, error, lim; 4160 ispsoftc_t *isp; 4161 struct ccb_trans_settings *cts; 4162 4163 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("isp_action\n")); 4164 4165 isp = (ispsoftc_t *)cam_sim_softc(sim); 4166 mtx_assert(&isp->isp_lock, MA_OWNED); 4167 4168 if (isp->isp_state != ISP_RUNSTATE && ccb->ccb_h.func_code == XPT_SCSI_IO) { 4169 isp_init(isp); 4170 if (isp->isp_state != ISP_INITSTATE) { 4171 /* 4172 * Lie. Say it was a selection timeout. 4173 */ 4174 ccb->ccb_h.status = CAM_SEL_TIMEOUT | CAM_DEV_QFRZN; 4175 xpt_freeze_devq(ccb->ccb_h.path, 1); 4176 xpt_done(ccb); 4177 return; 4178 } 4179 isp->isp_state = ISP_RUNSTATE; 4180 } 4181 isp_prt(isp, ISP_LOGDEBUG2, "isp_action code %x", ccb->ccb_h.func_code); 4182 ISP_PCMD(ccb) = NULL; 4183 4184 switch (ccb->ccb_h.func_code) { 4185 case XPT_SCSI_IO: /* Execute the requested I/O operation */ 4186 bus = XS_CHANNEL(ccb); 4187 /* 4188 * Do a couple of preliminary checks... 4189 */ 4190 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { 4191 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { 4192 ccb->ccb_h.status = CAM_REQ_INVALID; 4193 xpt_done(ccb); 4194 break; 4195 } 4196 } 4197 #ifdef DIAGNOSTIC 4198 if (ccb->ccb_h.target_id > (ISP_MAX_TARGETS(isp) - 1)) { 4199 xpt_print(ccb->ccb_h.path, "invalid target\n"); 4200 ccb->ccb_h.status = CAM_PATH_INVALID; 4201 } else if (ccb->ccb_h.target_lun > (ISP_MAX_LUNS(isp) - 1)) { 4202 xpt_print(ccb->ccb_h.path, "invalid lun\n"); 4203 ccb->ccb_h.status = CAM_PATH_INVALID; 4204 } 4205 if (ccb->ccb_h.status == CAM_PATH_INVALID) { 4206 xpt_done(ccb); 4207 break; 4208 } 4209 #endif 4210 ccb->csio.scsi_status = SCSI_STATUS_OK; 4211 if (isp_get_pcmd(isp, ccb)) { 4212 isp_prt(isp, ISP_LOGWARN, "out of PCMDs"); 4213 cam_freeze_devq(ccb->ccb_h.path); 4214 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 250, 0); 4215 xpt_done(ccb); 4216 break; 4217 } 4218 error = isp_start((XS_T *) ccb); 4219 switch (error) { 4220 case CMD_QUEUED: 4221 XS_CMD_S_CLEAR(ccb); 4222 ccb->ccb_h.status |= CAM_SIM_QUEUED; 4223 if (ccb->ccb_h.timeout == CAM_TIME_INFINITY) { 4224 break; 4225 } 4226 ts = ccb->ccb_h.timeout; 4227 if (ts == CAM_TIME_DEFAULT) { 4228 ts = 60*1000; 4229 } 4230 ts = isp_mstohz(ts); 4231 callout_reset(&PISP_PCMD(ccb)->wdog, ts, isp_watchdog, ccb); 4232 break; 4233 case CMD_RQLATER: 4234 /* 4235 * We get this result for FC devices if the loop state isn't ready yet 4236 * or if the device in question has gone zombie on us. 4237 * 4238 * If we've never seen Loop UP at all, we requeue this request and wait 4239 * for the initial loop up delay to expire. 4240 */ 4241 lim = ISP_FC_PC(isp, bus)->loop_down_limit; 4242 if (FCPARAM(isp, bus)->loop_seen_once == 0 || ISP_FC_PC(isp, bus)->loop_down_time >= lim) { 4243 if (FCPARAM(isp, bus)->loop_seen_once == 0) { 4244 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d loop not seen yet @ %lu", XS_TGT(ccb), XS_LUN(ccb), (unsigned long) time_uptime); 4245 } else { 4246 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); 4247 } 4248 ccb->ccb_h.status = CAM_SEL_TIMEOUT|CAM_DEV_QFRZN; 4249 xpt_freeze_devq(ccb->ccb_h.path, 1); 4250 isp_free_pcmd(isp, ccb); 4251 xpt_done(ccb); 4252 break; 4253 } 4254 isp_prt(isp, ISP_LOGDEBUG0, "%d.%d retry later", XS_TGT(ccb), XS_LUN(ccb)); 4255 cam_freeze_devq(ccb->ccb_h.path); 4256 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4257 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4258 isp_free_pcmd(isp, ccb); 4259 xpt_done(ccb); 4260 break; 4261 case CMD_EAGAIN: 4262 isp_free_pcmd(isp, ccb); 4263 cam_freeze_devq(ccb->ccb_h.path); 4264 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 100, 0); 4265 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4266 xpt_done(ccb); 4267 break; 4268 case CMD_COMPLETE: 4269 isp_done((struct ccb_scsiio *) ccb); 4270 break; 4271 default: 4272 isp_prt(isp, ISP_LOGERR, "What's this? 0x%x at %d in file %s", error, __LINE__, __FILE__); 4273 XS_SETERR(ccb, CAM_REQ_CMP_ERR); 4274 isp_free_pcmd(isp, ccb); 4275 xpt_done(ccb); 4276 } 4277 break; 4278 4279 #ifdef ISP_TARGET_MODE 4280 case XPT_EN_LUN: /* Enable/Disable LUN as a target */ 4281 if (ccb->cel.enable) { 4282 isp_enable_lun(isp, ccb); 4283 } else { 4284 isp_disable_lun(isp, ccb); 4285 } 4286 break; 4287 case XPT_IMMED_NOTIFY: 4288 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */ 4289 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ 4290 { 4291 tstate_t *tptr = get_lun_statep(isp, XS_CHANNEL(ccb), ccb->ccb_h.target_lun); 4292 if (tptr == NULL) { 4293 tptr = get_lun_statep(isp, XS_CHANNEL(ccb), CAM_LUN_WILDCARD); 4294 } 4295 if (tptr == NULL) { 4296 const char *str; 4297 uint32_t tag; 4298 4299 if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4300 str = "XPT_IMMEDIATE_NOTIFY"; 4301 tag = ccb->cin1.seq_id; 4302 } else { 4303 tag = ccb->atio.tag_id; 4304 str = "XPT_ACCEPT_TARGET_IO"; 4305 } 4306 ISP_PATH_PRT(isp, ISP_LOGWARN, ccb->ccb_h.path, "%s: [0x%x] no state pointer found for %s\n", __func__, tag, str); 4307 dump_tstates(isp, XS_CHANNEL(ccb)); 4308 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4309 break; 4310 } 4311 ccb->ccb_h.sim_priv.entries[0].field = 0; 4312 ccb->ccb_h.sim_priv.entries[1].ptr = isp; 4313 ccb->ccb_h.flags = 0; 4314 4315 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { 4316 if (ccb->atio.tag_id) { 4317 atio_private_data_t *atp = isp_get_atpd(isp, tptr, ccb->atio.tag_id); 4318 if (atp) { 4319 isp_put_atpd(isp, tptr, atp); 4320 } 4321 } 4322 tptr->atio_count++; 4323 SLIST_INSERT_HEAD(&tptr->atios, &ccb->ccb_h, sim_links.sle); 4324 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE ATIO (tag id 0x%x), count now %d\n", 4325 ((struct ccb_accept_tio *)ccb)->tag_id, tptr->atio_count); 4326 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) { 4327 if (ccb->cin1.tag_id) { 4328 inot_private_data_t *ntp = isp_find_ntpd(isp, tptr, ccb->cin1.tag_id, ccb->cin1.seq_id); 4329 if (ntp) { 4330 isp_put_ntpd(isp, tptr, ntp); 4331 } 4332 } 4333 tptr->inot_count++; 4334 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4335 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4336 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count); 4337 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { 4338 tptr->inot_count++; 4339 SLIST_INSERT_HEAD(&tptr->inots, &ccb->ccb_h, sim_links.sle); 4340 ISP_PATH_PRT(isp, ISP_LOGTDEBUG0, ccb->ccb_h.path, "Put FREE INOT, (seq id 0x%x) count now %d\n", 4341 ((struct ccb_immediate_notify *)ccb)->seq_id, tptr->inot_count); 4342 } 4343 rls_lun_statep(isp, tptr); 4344 ccb->ccb_h.status = CAM_REQ_INPROG; 4345 break; 4346 } 4347 case XPT_NOTIFY_ACK: 4348 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4349 break; 4350 case XPT_NOTIFY_ACKNOWLEDGE: /* notify ack */ 4351 { 4352 tstate_t *tptr; 4353 inot_private_data_t *ntp; 4354 4355 /* 4356 * XXX: Because we cannot guarantee that the path information in the notify acknowledge ccb 4357 * XXX: matches that for the immediate notify, we have to *search* for the notify structure 4358 */ 4359 /* 4360 * All the relevant path information is in the associated immediate notify 4361 */ 4362 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); 4363 ntp = get_ntp_from_tagdata(isp, ccb->cna2.tag_id, ccb->cna2.seq_id, &tptr); 4364 if (ntp == NULL) { 4365 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__, 4366 ccb->cna2.tag_id, ccb->cna2.seq_id); 4367 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 4368 xpt_done(ccb); 4369 break; 4370 } 4371 if (isp_handle_platform_target_notify_ack(isp, &ntp->rd.nt)) { 4372 rls_lun_statep(isp, tptr); 4373 cam_freeze_devq(ccb->ccb_h.path); 4374 cam_release_devq(ccb->ccb_h.path, RELSIM_RELEASE_AFTER_TIMEOUT, 0, 1000, 0); 4375 XS_SETERR(ccb, CAM_REQUEUE_REQ); 4376 break; 4377 } 4378 isp_put_ntpd(isp, tptr, ntp); 4379 rls_lun_statep(isp, tptr); 4380 ccb->ccb_h.status = CAM_REQ_CMP; 4381 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); 4382 xpt_done(ccb); 4383 break; 4384 } 4385 case XPT_CONT_TARGET_IO: 4386 isp_target_start_ctio(isp, ccb); 4387 break; 4388 #endif 4389 case XPT_RESET_DEV: /* BDR the specified SCSI device */ 4390 4391 bus = cam_sim_bus(xpt_path_sim(ccb->ccb_h.path)); 4392 tgt = ccb->ccb_h.target_id; 4393 tgt |= (bus << 16); 4394 4395 error = isp_control(isp, ISPCTL_RESET_DEV, bus, tgt); 4396 if (error) { 4397 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4398 } else { 4399 ccb->ccb_h.status = CAM_REQ_CMP; 4400 } 4401 xpt_done(ccb); 4402 break; 4403 case XPT_ABORT: /* Abort the specified CCB */ 4404 { 4405 union ccb *accb = ccb->cab.abort_ccb; 4406 switch (accb->ccb_h.func_code) { 4407 #ifdef ISP_TARGET_MODE 4408 case XPT_ACCEPT_TARGET_IO: 4409 isp_target_mark_aborted(isp, accb); 4410 break; 4411 #endif 4412 case XPT_SCSI_IO: 4413 error = isp_control(isp, ISPCTL_ABORT_CMD, ccb); 4414 if (error) { 4415 ccb->ccb_h.status = CAM_UA_ABORT; 4416 } else { 4417 ccb->ccb_h.status = CAM_REQ_CMP; 4418 } 4419 break; 4420 default: 4421 ccb->ccb_h.status = CAM_REQ_INVALID; 4422 break; 4423 } 4424 xpt_done(ccb); 4425 break; 4426 } 4427 #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) 4428 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ 4429 cts = &ccb->cts; 4430 if (!IS_CURRENT_SETTINGS(cts)) { 4431 ccb->ccb_h.status = CAM_REQ_INVALID; 4432 xpt_done(ccb); 4433 break; 4434 } 4435 tgt = cts->ccb_h.target_id; 4436 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4437 if (IS_SCSI(isp)) { 4438 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4439 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4440 sdparam *sdp = SDPARAM(isp, bus); 4441 uint16_t *dptr; 4442 4443 if (spi->valid == 0 && scsi->valid == 0) { 4444 ccb->ccb_h.status = CAM_REQ_CMP; 4445 xpt_done(ccb); 4446 break; 4447 } 4448 4449 /* 4450 * We always update (internally) from goal_flags 4451 * so any request to change settings just gets 4452 * vectored to that location. 4453 */ 4454 dptr = &sdp->isp_devparam[tgt].goal_flags; 4455 4456 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { 4457 if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) 4458 *dptr |= DPARM_DISC; 4459 else 4460 *dptr &= ~DPARM_DISC; 4461 } 4462 4463 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { 4464 if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) 4465 *dptr |= DPARM_TQING; 4466 else 4467 *dptr &= ~DPARM_TQING; 4468 } 4469 4470 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { 4471 if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) 4472 *dptr |= DPARM_WIDE; 4473 else 4474 *dptr &= ~DPARM_WIDE; 4475 } 4476 4477 /* 4478 * XXX: FIX ME 4479 */ 4480 if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && (spi->valid & CTS_SPI_VALID_SYNC_RATE) && (spi->sync_period && spi->sync_offset)) { 4481 *dptr |= DPARM_SYNC; 4482 /* 4483 * XXX: CHECK FOR LEGALITY 4484 */ 4485 sdp->isp_devparam[tgt].goal_period = spi->sync_period; 4486 sdp->isp_devparam[tgt].goal_offset = spi->sync_offset; 4487 } else { 4488 *dptr &= ~DPARM_SYNC; 4489 } 4490 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, 4491 sdp->isp_devparam[tgt].goal_offset, sdp->isp_devparam[tgt].goal_period); 4492 sdp->isp_devparam[tgt].dev_update = 1; 4493 sdp->update = 1; 4494 } 4495 ccb->ccb_h.status = CAM_REQ_CMP; 4496 xpt_done(ccb); 4497 break; 4498 case XPT_GET_TRAN_SETTINGS: 4499 cts = &ccb->cts; 4500 tgt = cts->ccb_h.target_id; 4501 bus = cam_sim_bus(xpt_path_sim(cts->ccb_h.path)); 4502 if (IS_FC(isp)) { 4503 fcparam *fcp = FCPARAM(isp, bus); 4504 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4505 struct ccb_trans_settings_fc *fc = &cts->xport_specific.fc; 4506 4507 cts->protocol = PROTO_SCSI; 4508 cts->protocol_version = SCSI_REV_2; 4509 cts->transport = XPORT_FC; 4510 cts->transport_version = 0; 4511 4512 scsi->valid = CTS_SCSI_VALID_TQ; 4513 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; 4514 fc->valid = CTS_FC_VALID_SPEED; 4515 fc->bitrate = 100000; 4516 fc->bitrate *= fcp->isp_gbspeed; 4517 if (tgt > 0 && tgt < MAX_FC_TARG) { 4518 fcportdb_t *lp = &fcp->portdb[tgt]; 4519 fc->wwnn = lp->node_wwn; 4520 fc->wwpn = lp->port_wwn; 4521 fc->port = lp->portid; 4522 fc->valid |= CTS_FC_VALID_WWNN | CTS_FC_VALID_WWPN | CTS_FC_VALID_PORT; 4523 } 4524 } else { 4525 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; 4526 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; 4527 sdparam *sdp = SDPARAM(isp, bus); 4528 uint16_t dval, pval, oval; 4529 4530 if (IS_CURRENT_SETTINGS(cts)) { 4531 sdp->isp_devparam[tgt].dev_refresh = 1; 4532 sdp->update = 1; 4533 (void) isp_control(isp, ISPCTL_UPDATE_PARAMS, bus); 4534 dval = sdp->isp_devparam[tgt].actv_flags; 4535 oval = sdp->isp_devparam[tgt].actv_offset; 4536 pval = sdp->isp_devparam[tgt].actv_period; 4537 } else { 4538 dval = sdp->isp_devparam[tgt].nvrm_flags; 4539 oval = sdp->isp_devparam[tgt].nvrm_offset; 4540 pval = sdp->isp_devparam[tgt].nvrm_period; 4541 } 4542 4543 cts->protocol = PROTO_SCSI; 4544 cts->protocol_version = SCSI_REV_2; 4545 cts->transport = XPORT_SPI; 4546 cts->transport_version = 2; 4547 4548 spi->valid = 0; 4549 scsi->valid = 0; 4550 spi->flags = 0; 4551 scsi->flags = 0; 4552 if (dval & DPARM_DISC) { 4553 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4554 } 4555 if ((dval & DPARM_SYNC) && oval && pval) { 4556 spi->sync_offset = oval; 4557 spi->sync_period = pval; 4558 } else { 4559 spi->sync_offset = 0; 4560 spi->sync_period = 0; 4561 } 4562 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4563 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4564 spi->valid |= CTS_SPI_VALID_BUS_WIDTH; 4565 if (dval & DPARM_WIDE) { 4566 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4567 } else { 4568 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4569 } 4570 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { 4571 scsi->valid = CTS_SCSI_VALID_TQ; 4572 if (dval & DPARM_TQING) { 4573 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4574 } 4575 spi->valid |= CTS_SPI_VALID_DISC; 4576 } 4577 isp_prt(isp, ISP_LOGDEBUG0, "GET %s (%d.%d.%d) to flags %x off %x per %x", IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM", 4578 bus, tgt, cts->ccb_h.target_lun, dval, oval, pval); 4579 } 4580 ccb->ccb_h.status = CAM_REQ_CMP; 4581 xpt_done(ccb); 4582 break; 4583 4584 case XPT_CALC_GEOMETRY: 4585 cam_calc_geometry(&ccb->ccg, 1); 4586 xpt_done(ccb); 4587 break; 4588 4589 case XPT_RESET_BUS: /* Reset the specified bus */ 4590 bus = cam_sim_bus(sim); 4591 error = isp_control(isp, ISPCTL_RESET_BUS, bus); 4592 if (error) { 4593 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4594 xpt_done(ccb); 4595 break; 4596 } 4597 if (bootverbose) { 4598 xpt_print(ccb->ccb_h.path, "reset bus on channel %d\n", bus); 4599 } 4600 if (IS_FC(isp)) { 4601 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, 0); 4602 } else { 4603 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, 0); 4604 } 4605 ccb->ccb_h.status = CAM_REQ_CMP; 4606 xpt_done(ccb); 4607 break; 4608 4609 case XPT_TERM_IO: /* Terminate the I/O process */ 4610 ccb->ccb_h.status = CAM_REQ_INVALID; 4611 xpt_done(ccb); 4612 break; 4613 4614 case XPT_SET_SIM_KNOB: /* Set SIM knobs */ 4615 { 4616 struct ccb_sim_knob *kp = &ccb->knob; 4617 fcparam *fcp; 4618 4619 4620 if (!IS_FC(isp)) { 4621 ccb->ccb_h.status = CAM_REQ_INVALID; 4622 xpt_done(ccb); 4623 break; 4624 } 4625 4626 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4627 fcp = FCPARAM(isp, bus); 4628 4629 if (kp->xport_specific.fc.valid & KNOB_VALID_ADDRESS) { 4630 fcp->isp_wwnn = ISP_FC_PC(isp, bus)->def_wwnn = kp->xport_specific.fc.wwnn; 4631 fcp->isp_wwpn = ISP_FC_PC(isp, bus)->def_wwpn = kp->xport_specific.fc.wwpn; 4632 isp_prt(isp, ISP_LOGALL, "Setting Channel %d wwns to 0x%jx 0x%jx", bus, fcp->isp_wwnn, fcp->isp_wwpn); 4633 } 4634 ccb->ccb_h.status = CAM_REQ_CMP; 4635 if (kp->xport_specific.fc.valid & KNOB_VALID_ROLE) { 4636 int rchange = 0; 4637 int newrole = 0; 4638 4639 switch (kp->xport_specific.fc.role) { 4640 case KNOB_ROLE_NONE: 4641 if (fcp->role != ISP_ROLE_NONE) { 4642 rchange = 1; 4643 newrole = ISP_ROLE_NONE; 4644 } 4645 break; 4646 case KNOB_ROLE_TARGET: 4647 if (fcp->role != ISP_ROLE_TARGET) { 4648 rchange = 1; 4649 newrole = ISP_ROLE_TARGET; 4650 } 4651 break; 4652 case KNOB_ROLE_INITIATOR: 4653 if (fcp->role != ISP_ROLE_INITIATOR) { 4654 rchange = 1; 4655 newrole = ISP_ROLE_INITIATOR; 4656 } 4657 break; 4658 case KNOB_ROLE_BOTH: 4659 #if 0 4660 if (fcp->role != ISP_ROLE_BOTH) { 4661 rchange = 1; 4662 newrole = ISP_ROLE_BOTH; 4663 } 4664 #else 4665 /* 4666 * We don't really support dual role at present on FC cards. 4667 * 4668 * We should, but a bunch of things are currently broken, 4669 * so don't allow it. 4670 */ 4671 isp_prt(isp, ISP_LOGERR, "cannot support dual role at present"); 4672 ccb->ccb_h.status = CAM_REQ_INVALID; 4673 #endif 4674 break; 4675 } 4676 if (rchange) { 4677 if (isp_fc_change_role(isp, bus, newrole) != 0) { 4678 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 4679 #ifdef ISP_TARGET_MODE 4680 } else if (newrole == ISP_ROLE_TARGET || newrole == ISP_ROLE_BOTH) { 4681 isp_enable_deferred_luns(isp, bus); 4682 #endif 4683 } 4684 } 4685 } 4686 xpt_done(ccb); 4687 break; 4688 } 4689 case XPT_GET_SIM_KNOB: /* Set SIM knobs */ 4690 { 4691 struct ccb_sim_knob *kp = &ccb->knob; 4692 4693 if (IS_FC(isp)) { 4694 fcparam *fcp; 4695 4696 bus = cam_sim_bus(xpt_path_sim(kp->ccb_h.path)); 4697 fcp = FCPARAM(isp, bus); 4698 4699 kp->xport_specific.fc.wwnn = fcp->isp_wwnn; 4700 kp->xport_specific.fc.wwpn = fcp->isp_wwpn; 4701 switch (fcp->role) { 4702 case ISP_ROLE_NONE: 4703 kp->xport_specific.fc.role = KNOB_ROLE_NONE; 4704 break; 4705 case ISP_ROLE_TARGET: 4706 kp->xport_specific.fc.role = KNOB_ROLE_TARGET; 4707 break; 4708 case ISP_ROLE_INITIATOR: 4709 kp->xport_specific.fc.role = KNOB_ROLE_INITIATOR; 4710 break; 4711 case ISP_ROLE_BOTH: 4712 kp->xport_specific.fc.role = KNOB_ROLE_BOTH; 4713 break; 4714 } 4715 kp->xport_specific.fc.valid = KNOB_VALID_ADDRESS | KNOB_VALID_ROLE; 4716 ccb->ccb_h.status = CAM_REQ_CMP; 4717 } else { 4718 ccb->ccb_h.status = CAM_REQ_INVALID; 4719 } 4720 xpt_done(ccb); 4721 break; 4722 } 4723 case XPT_PATH_INQ: /* Path routing inquiry */ 4724 { 4725 struct ccb_pathinq *cpi = &ccb->cpi; 4726 4727 cpi->version_num = 1; 4728 #ifdef ISP_TARGET_MODE 4729 cpi->target_sprt = PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; 4730 #else 4731 cpi->target_sprt = 0; 4732 #endif 4733 cpi->hba_eng_cnt = 0; 4734 cpi->max_target = ISP_MAX_TARGETS(isp) - 1; 4735 cpi->max_lun = ISP_MAX_LUNS(isp) - 1; 4736 cpi->bus_id = cam_sim_bus(sim); 4737 bus = cam_sim_bus(xpt_path_sim(cpi->ccb_h.path)); 4738 if (IS_FC(isp)) { 4739 fcparam *fcp = FCPARAM(isp, bus); 4740 4741 cpi->hba_misc = PIM_NOBUSRESET; 4742 4743 /* 4744 * Because our loop ID can shift from time to time, 4745 * make our initiator ID out of range of our bus. 4746 */ 4747 cpi->initiator_id = cpi->max_target + 1; 4748 4749 /* 4750 * Set base transfer capabilities for Fibre Channel, for this HBA. 4751 */ 4752 if (IS_24XX(isp)) { 4753 cpi->base_transfer_speed = 4000000; 4754 } else if (IS_23XX(isp)) { 4755 cpi->base_transfer_speed = 2000000; 4756 } else { 4757 cpi->base_transfer_speed = 1000000; 4758 } 4759 cpi->hba_inquiry = PI_TAG_ABLE; 4760 cpi->transport = XPORT_FC; 4761 cpi->transport_version = 0; 4762 cpi->xport_specific.fc.wwnn = fcp->isp_wwnn; 4763 cpi->xport_specific.fc.wwpn = fcp->isp_wwpn; 4764 cpi->xport_specific.fc.port = fcp->isp_portid; 4765 cpi->xport_specific.fc.bitrate = fcp->isp_gbspeed * 1000; 4766 } else { 4767 sdparam *sdp = SDPARAM(isp, bus); 4768 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 4769 cpi->hba_misc = 0; 4770 cpi->initiator_id = sdp->isp_initiator_id; 4771 cpi->base_transfer_speed = 3300; 4772 cpi->transport = XPORT_SPI; 4773 cpi->transport_version = 2; 4774 } 4775 cpi->protocol = PROTO_SCSI; 4776 cpi->protocol_version = SCSI_REV_2; 4777 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 4778 strncpy(cpi->hba_vid, "Qlogic", HBA_IDLEN); 4779 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 4780 cpi->unit_number = cam_sim_unit(sim); 4781 cpi->ccb_h.status = CAM_REQ_CMP; 4782 xpt_done(ccb); 4783 break; 4784 } 4785 default: 4786 ccb->ccb_h.status = CAM_REQ_INVALID; 4787 xpt_done(ccb); 4788 break; 4789 } 4790 } 4791 4792 #define ISPDDB (CAM_DEBUG_INFO|CAM_DEBUG_TRACE|CAM_DEBUG_CDB) 4793 4794 void 4795 isp_done(XS_T *sccb) 4796 { 4797 ispsoftc_t *isp = XS_ISP(sccb); 4798 4799 if (XS_NOERR(sccb)) 4800 XS_SETERR(sccb, CAM_REQ_CMP); 4801 4802 if ((sccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && (sccb->scsi_status != SCSI_STATUS_OK)) { 4803 sccb->ccb_h.status &= ~CAM_STATUS_MASK; 4804 if ((sccb->scsi_status == SCSI_STATUS_CHECK_COND) && (sccb->ccb_h.status & CAM_AUTOSNS_VALID) == 0) { 4805 sccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; 4806 } else { 4807 sccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR; 4808 } 4809 } 4810 4811 sccb->ccb_h.status &= ~CAM_SIM_QUEUED; 4812 if ((sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4813 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); 4814 if ((sccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { 4815 sccb->ccb_h.status |= CAM_DEV_QFRZN; 4816 xpt_freeze_devq(sccb->ccb_h.path, 1); 4817 } 4818 } 4819 4820 if ((CAM_DEBUGGED(sccb->ccb_h.path, ISPDDB)) && (sccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 4821 xpt_print(sccb->ccb_h.path, "cam completion status 0x%x\n", sccb->ccb_h.status); 4822 } 4823 4824 XS_CMD_S_DONE(sccb); 4825 callout_stop(&PISP_PCMD(sccb)->wdog); 4826 XS_CMD_S_CLEAR(sccb); 4827 isp_free_pcmd(isp, (union ccb *) sccb); 4828 xpt_done((union ccb *) sccb); 4829 } 4830 4831 void 4832 isp_async(ispsoftc_t *isp, ispasync_t cmd, ...) 4833 { 4834 int bus; 4835 static const char prom[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s WWPN 0x%08x%08x"; 4836 static const char prom2[] = "Chan %d PortID 0x%06x handle 0x%x role %s %s tgt %u WWPN 0x%08x%08x"; 4837 char *msg = NULL; 4838 target_id_t tgt; 4839 fcportdb_t *lp; 4840 struct isp_fc *fc; 4841 struct cam_path *tmppath; 4842 va_list ap; 4843 4844 switch (cmd) { 4845 case ISPASYNC_NEW_TGT_PARAMS: 4846 { 4847 struct ccb_trans_settings_scsi *scsi; 4848 struct ccb_trans_settings_spi *spi; 4849 int flags, tgt; 4850 sdparam *sdp; 4851 struct ccb_trans_settings cts; 4852 4853 memset(&cts, 0, sizeof (struct ccb_trans_settings)); 4854 4855 va_start(ap, cmd); 4856 bus = va_arg(ap, int); 4857 tgt = va_arg(ap, int); 4858 va_end(ap); 4859 sdp = SDPARAM(isp, bus); 4860 4861 if (xpt_create_path(&tmppath, NULL, cam_sim_path(ISP_SPI_PC(isp, bus)->sim), tgt, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { 4862 isp_prt(isp, ISP_LOGWARN, "isp_async cannot make temp path for %d.%d", tgt, bus); 4863 break; 4864 } 4865 flags = sdp->isp_devparam[tgt].actv_flags; 4866 cts.type = CTS_TYPE_CURRENT_SETTINGS; 4867 cts.protocol = PROTO_SCSI; 4868 cts.transport = XPORT_SPI; 4869 4870 scsi = &cts.proto_specific.scsi; 4871 spi = &cts.xport_specific.spi; 4872 4873 if (flags & DPARM_TQING) { 4874 scsi->valid |= CTS_SCSI_VALID_TQ; 4875 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 4876 } 4877 4878 if (flags & DPARM_DISC) { 4879 spi->valid |= CTS_SPI_VALID_DISC; 4880 spi->flags |= CTS_SPI_FLAGS_DISC_ENB; 4881 } 4882 spi->flags |= CTS_SPI_VALID_BUS_WIDTH; 4883 if (flags & DPARM_WIDE) { 4884 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; 4885 } else { 4886 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; 4887 } 4888 if (flags & DPARM_SYNC) { 4889 spi->valid |= CTS_SPI_VALID_SYNC_RATE; 4890 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; 4891 spi->sync_period = sdp->isp_devparam[tgt].actv_period; 4892 spi->sync_offset = sdp->isp_devparam[tgt].actv_offset; 4893 } 4894 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); 4895 xpt_setup_ccb(&cts.ccb_h, tmppath, 1); 4896 xpt_async(AC_TRANSFER_NEG, tmppath, &cts); 4897 xpt_free_path(tmppath); 4898 break; 4899 } 4900 case ISPASYNC_BUS_RESET: 4901 { 4902 va_start(ap, cmd); 4903 bus = va_arg(ap, int); 4904 va_end(ap); 4905 isp_prt(isp, ISP_LOGINFO, "SCSI bus reset on bus %d detected", bus); 4906 if (IS_FC(isp)) { 4907 xpt_async(AC_BUS_RESET, ISP_FC_PC(isp, bus)->path, NULL); 4908 } else { 4909 xpt_async(AC_BUS_RESET, ISP_SPI_PC(isp, bus)->path, NULL); 4910 } 4911 break; 4912 } 4913 case ISPASYNC_LIP: 4914 if (msg == NULL) { 4915 msg = "LIP Received"; 4916 } 4917 /* FALLTHROUGH */ 4918 case ISPASYNC_LOOP_RESET: 4919 if (msg == NULL) { 4920 msg = "LOOP Reset"; 4921 } 4922 /* FALLTHROUGH */ 4923 case ISPASYNC_LOOP_DOWN: 4924 { 4925 if (msg == NULL) { 4926 msg = "LOOP Down"; 4927 } 4928 va_start(ap, cmd); 4929 bus = va_arg(ap, int); 4930 va_end(ap); 4931 4932 FCPARAM(isp, bus)->link_active = 0; 4933 4934 fc = ISP_FC_PC(isp, bus); 4935 if (cmd == ISPASYNC_LOOP_DOWN && fc->ready) { 4936 /* 4937 * We don't do any simq freezing if we are only in target mode 4938 */ 4939 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 4940 if (fc->path) { 4941 isp_freeze_loopdown(isp, bus, msg); 4942 } 4943 if (!callout_active(&fc->ldt)) { 4944 callout_reset(&fc->ldt, fc->loop_down_limit * hz, isp_ldt, fc); 4945 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "starting Loop Down Timer @ %lu", (unsigned long) time_uptime); 4946 } 4947 } 4948 } 4949 isp_prt(isp, ISP_LOGINFO, "Chan %d: %s", bus, msg); 4950 break; 4951 } 4952 case ISPASYNC_LOOP_UP: 4953 va_start(ap, cmd); 4954 bus = va_arg(ap, int); 4955 va_end(ap); 4956 fc = ISP_FC_PC(isp, bus); 4957 /* 4958 * Now we just note that Loop has come up. We don't 4959 * actually do anything because we're waiting for a 4960 * Change Notify before activating the FC cleanup 4961 * thread to look at the state of the loop again. 4962 */ 4963 FCPARAM(isp, bus)->link_active = 1; 4964 fc->loop_dead = 0; 4965 fc->loop_down_time = 0; 4966 isp_prt(isp, ISP_LOGINFO, "Chan %d Loop UP", bus); 4967 break; 4968 case ISPASYNC_DEV_ARRIVED: 4969 va_start(ap, cmd); 4970 bus = va_arg(ap, int); 4971 lp = va_arg(ap, fcportdb_t *); 4972 va_end(ap); 4973 fc = ISP_FC_PC(isp, bus); 4974 lp->reserved = 0; 4975 if ((FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) && (lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT))) { 4976 int dbidx = lp - FCPARAM(isp, bus)->portdb; 4977 int i; 4978 4979 for (i = 0; i < MAX_FC_TARG; i++) { 4980 if (i >= FL_ID && i <= SNS_ID) { 4981 continue; 4982 } 4983 if (FCPARAM(isp, bus)->isp_dev_map[i] == 0) { 4984 break; 4985 } 4986 } 4987 if (i < MAX_FC_TARG) { 4988 FCPARAM(isp, bus)->isp_dev_map[i] = dbidx + 1; 4989 lp->dev_map_idx = i + 1; 4990 } else { 4991 isp_prt(isp, ISP_LOGWARN, "out of target ids"); 4992 isp_dump_portdb(isp, bus); 4993 } 4994 } 4995 if (lp->dev_map_idx) { 4996 tgt = lp->dev_map_idx - 1; 4997 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); 4998 isp_make_here(isp, bus, tgt); 4999 } else { 5000 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); 5001 } 5002 break; 5003 case ISPASYNC_DEV_CHANGED: 5004 va_start(ap, cmd); 5005 bus = va_arg(ap, int); 5006 lp = va_arg(ap, fcportdb_t *); 5007 va_end(ap); 5008 fc = ISP_FC_PC(isp, bus); 5009 lp->reserved = 0; 5010 if (isp_change_is_bad) { 5011 lp->state = FC_PORTDB_STATE_NIL; 5012 if (lp->dev_map_idx) { 5013 tgt = lp->dev_map_idx - 1; 5014 FCPARAM(isp, bus)->isp_dev_map[tgt] = 0; 5015 lp->dev_map_idx = 0; 5016 isp_prt(isp, ISP_LOGCONFIG, prom3, bus, lp->portid, tgt, "change is bad"); 5017 isp_make_gone(isp, bus, tgt); 5018 } else { 5019 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "changed and departed", 5020 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5021 } 5022 } else { 5023 lp->portid = lp->new_portid; 5024 lp->roles = lp->new_roles; 5025 if (lp->dev_map_idx) { 5026 int t = lp->dev_map_idx - 1; 5027 FCPARAM(isp, bus)->isp_dev_map[t] = (lp - FCPARAM(isp, bus)->portdb) + 1; 5028 tgt = lp->dev_map_idx - 1; 5029 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "changed at", tgt, 5030 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5031 } else { 5032 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); 5033 } 5034 } 5035 break; 5036 case ISPASYNC_DEV_STAYED: 5037 va_start(ap, cmd); 5038 bus = va_arg(ap, int); 5039 lp = va_arg(ap, fcportdb_t *); 5040 va_end(ap); 5041 if (lp->dev_map_idx) { 5042 tgt = lp->dev_map_idx - 1; 5043 isp_prt(isp, ISP_LOGCONFIG, prom2, bus, lp->portid, lp->handle, roles[lp->roles], "stayed at", tgt, 5044 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5045 } else { 5046 isp_prt(isp, ISP_LOGCONFIG, prom, bus, lp->portid, lp->handle, roles[lp->roles], "stayed", 5047 (uint32_t) (lp->port_wwn >> 32), (uint32_t) lp->port_wwn); 5048 } 5049 break; 5050 case ISPASYNC_DEV_GONE: 5051 va_start(ap, cmd); 5052 bus = va_arg(ap, int); 5053 lp = va_arg(ap, fcportdb_t *); 5054 va_end(ap); 5055 fc = ISP_FC_PC(isp, bus); 5056 /* 5057 * If this has a virtual target and we haven't marked it 5058 * that we're going to have isp_gdt tell the OS it's gone, 5059 * set the isp_gdt timer running on it. 5060 * 5061 * If it isn't marked that isp_gdt is going to get rid of it, 5062 * announce that it's gone. 5063 * 5064 * We can use new_portid for the gone timer because it's 5065 * undefined while the state is ZOMBIE. 5066 */ 5067 if (lp->dev_map_idx && lp->reserved == 0) { 5068 lp->reserved = 1; 5069 lp->new_portid = ISP_FC_PC(isp, bus)->gone_device_time; 5070 lp->state = FC_PORTDB_STATE_ZOMBIE; 5071 if (fc->ready && !callout_active(&fc->gdt)) { 5072 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Chan %d starting Gone Device Timer", bus); 5073 callout_reset(&fc->gdt, hz, isp_gdt, fc); 5074 } 5075 tgt = lp->dev_map_idx - 1; 5076 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); 5077 } else if (lp->reserved == 0) { 5078 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); 5079 } 5080 break; 5081 case ISPASYNC_CHANGE_NOTIFY: 5082 { 5083 char *msg; 5084 int evt, nphdl, nlstate, reason; 5085 5086 va_start(ap, cmd); 5087 bus = va_arg(ap, int); 5088 evt = va_arg(ap, int); 5089 if (IS_24XX(isp) && evt == ISPASYNC_CHANGE_PDB) { 5090 nphdl = va_arg(ap, int); 5091 nlstate = va_arg(ap, int); 5092 reason = va_arg(ap, int); 5093 } else { 5094 nphdl = NIL_HANDLE; 5095 nlstate = reason = 0; 5096 } 5097 va_end(ap); 5098 fc = ISP_FC_PC(isp, bus); 5099 5100 if (evt == ISPASYNC_CHANGE_PDB) { 5101 msg = "Chan %d Port Database Changed"; 5102 } else if (evt == ISPASYNC_CHANGE_SNS) { 5103 msg = "Chan %d Name Server Database Changed"; 5104 } else { 5105 msg = "Chan %d Other Change Notify"; 5106 } 5107 5108 /* 5109 * If the loop down timer is running, cancel it. 5110 */ 5111 if (fc->ready && callout_active(&fc->ldt)) { 5112 isp_prt(isp, ISP_LOGSANCFG|ISP_LOGDEBUG0, "Stopping Loop Down Timer @ %lu", (unsigned long) time_uptime); 5113 callout_stop(&fc->ldt); 5114 } 5115 isp_prt(isp, ISP_LOGINFO, msg, bus); 5116 if (FCPARAM(isp, bus)->role & ISP_ROLE_INITIATOR) { 5117 isp_freeze_loopdown(isp, bus, msg); 5118 } 5119 wakeup(fc); 5120 break; 5121 } 5122 #ifdef ISP_TARGET_MODE 5123 case ISPASYNC_TARGET_NOTIFY: 5124 { 5125 isp_notify_t *notify; 5126 va_start(ap, cmd); 5127 notify = va_arg(ap, isp_notify_t *); 5128 va_end(ap); 5129 switch (notify->nt_ncode) { 5130 case NT_ABORT_TASK: 5131 case NT_ABORT_TASK_SET: 5132 case NT_CLEAR_ACA: 5133 case NT_CLEAR_TASK_SET: 5134 case NT_LUN_RESET: 5135 case NT_TARGET_RESET: 5136 /* 5137 * These are task management functions. 5138 */ 5139 isp_handle_platform_target_tmf(isp, notify); 5140 break; 5141 case NT_BUS_RESET: 5142 case NT_LIP_RESET: 5143 case NT_LINK_UP: 5144 case NT_LINK_DOWN: 5145 /* 5146 * No action need be taken here. 5147 */ 5148 break; 5149 case NT_HBA_RESET: 5150 isp_del_all_wwn_entries(isp, ISP_NOCHAN); 5151 break; 5152 case NT_LOGOUT: 5153 /* 5154 * This is device arrival/departure notification 5155 */ 5156 isp_handle_platform_target_notify_ack(isp, notify); 5157 break; 5158 case NT_ARRIVED: 5159 { 5160 struct ac_contract ac; 5161 struct ac_device_changed *fc; 5162 5163 ac.contract_number = AC_CONTRACT_DEV_CHG; 5164 fc = (struct ac_device_changed *) ac.contract_data; 5165 fc->wwpn = notify->nt_wwn; 5166 fc->port = notify->nt_sid; 5167 fc->target = notify->nt_nphdl; 5168 fc->arrived = 1; 5169 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5170 break; 5171 } 5172 case NT_DEPARTED: 5173 { 5174 struct ac_contract ac; 5175 struct ac_device_changed *fc; 5176 5177 ac.contract_number = AC_CONTRACT_DEV_CHG; 5178 fc = (struct ac_device_changed *) ac.contract_data; 5179 fc->wwpn = notify->nt_wwn; 5180 fc->port = notify->nt_sid; 5181 fc->target = notify->nt_nphdl; 5182 fc->arrived = 0; 5183 xpt_async(AC_CONTRACT, ISP_FC_PC(isp, notify->nt_channel)->path, &ac); 5184 break; 5185 } 5186 default: 5187 isp_prt(isp, ISP_LOGALL, "target notify code 0x%x", notify->nt_ncode); 5188 isp_handle_platform_target_notify_ack(isp, notify); 5189 break; 5190 } 5191 break; 5192 } 5193 case ISPASYNC_TARGET_ACTION: 5194 { 5195 isphdr_t *hp; 5196 5197 va_start(ap, cmd); 5198 hp = va_arg(ap, isphdr_t *); 5199 va_end(ap); 5200 switch (hp->rqs_entry_type) { 5201 default: 5202 isp_prt(isp, ISP_LOGWARN, "%s: unhandled target action 0x%x", __func__, hp->rqs_entry_type); 5203 break; 5204 case RQSTYPE_NOTIFY: 5205 if (IS_SCSI(isp)) { 5206 isp_handle_platform_notify_scsi(isp, (in_entry_t *) hp); 5207 } else if (IS_24XX(isp)) { 5208 isp_handle_platform_notify_24xx(isp, (in_fcentry_24xx_t *) hp); 5209 } else { 5210 isp_handle_platform_notify_fc(isp, (in_fcentry_t *) hp); 5211 } 5212 break; 5213 case RQSTYPE_ATIO: 5214 if (IS_24XX(isp)) { 5215 isp_handle_platform_atio7(isp, (at7_entry_t *) hp); 5216 } else { 5217 isp_handle_platform_atio(isp, (at_entry_t *) hp); 5218 } 5219 break; 5220 case RQSTYPE_ATIO2: 5221 isp_handle_platform_atio2(isp, (at2_entry_t *) hp); 5222 break; 5223 case RQSTYPE_CTIO7: 5224 case RQSTYPE_CTIO3: 5225 case RQSTYPE_CTIO2: 5226 case RQSTYPE_CTIO: 5227 isp_handle_platform_ctio(isp, hp); 5228 break; 5229 case RQSTYPE_ABTS_RCVD: 5230 { 5231 abts_t *abts = (abts_t *)hp; 5232 isp_notify_t notify, *nt = ¬ify; 5233 tstate_t *tptr; 5234 fcportdb_t *lp; 5235 uint16_t chan; 5236 uint32_t sid, did; 5237 5238 did = (abts->abts_did_hi << 16) | abts->abts_did_lo; 5239 sid = (abts->abts_sid_hi << 16) | abts->abts_sid_lo; 5240 ISP_MEMZERO(nt, sizeof (isp_notify_t)); 5241 5242 nt->nt_hba = isp; 5243 nt->nt_did = did; 5244 nt->nt_nphdl = abts->abts_nphdl; 5245 nt->nt_sid = sid; 5246 isp_find_chan_by_did(isp, did, &chan); 5247 if (chan == ISP_NOCHAN) { 5248 nt->nt_tgt = TGT_ANY; 5249 } else { 5250 nt->nt_tgt = FCPARAM(isp, chan)->isp_wwpn; 5251 if (isp_find_pdb_by_loopid(isp, chan, abts->abts_nphdl, &lp)) { 5252 nt->nt_wwn = lp->port_wwn; 5253 } else { 5254 nt->nt_wwn = INI_ANY; 5255 } 5256 } 5257 /* 5258 * Try hard to find the lun for this command. 5259 */ 5260 tptr = get_lun_statep_from_tag(isp, chan, abts->abts_rxid_task); 5261 if (tptr) { 5262 nt->nt_lun = xpt_path_lun_id(tptr->owner); 5263 rls_lun_statep(isp, tptr); 5264 } else { 5265 nt->nt_lun = LUN_ANY; 5266 } 5267 nt->nt_need_ack = 1; 5268 nt->nt_tagval = abts->abts_rxid_task; 5269 nt->nt_tagval |= (((uint64_t) abts->abts_rxid_abts) << 32); 5270 if (abts->abts_rxid_task == ISP24XX_NO_TASK) { 5271 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)", 5272 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rx_id, abts->abts_ox_id); 5273 } else { 5274 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)", 5275 abts->abts_rxid_abts, abts->abts_nphdl, sid, abts->abts_rxid_task, abts->abts_rx_id, abts->abts_ox_id); 5276 } 5277 nt->nt_channel = chan; 5278 nt->nt_ncode = NT_ABORT_TASK; 5279 nt->nt_lreserved = hp; 5280 isp_handle_platform_target_tmf(isp, nt); 5281 break; 5282 } 5283 case RQSTYPE_ENABLE_LUN: 5284 case RQSTYPE_MODIFY_LUN: 5285 isp_ledone(isp, (lun_entry_t *) hp); 5286 break; 5287 } 5288 break; 5289 } 5290 #endif 5291 case ISPASYNC_FW_CRASH: 5292 { 5293 uint16_t mbox1, mbox6; 5294 mbox1 = ISP_READ(isp, OUTMAILBOX1); 5295 if (IS_DUALBUS(isp)) { 5296 mbox6 = ISP_READ(isp, OUTMAILBOX6); 5297 } else { 5298 mbox6 = 0; 5299 } 5300 isp_prt(isp, ISP_LOGERR, "Internal Firmware Error on bus %d @ RISC Address 0x%x", mbox6, mbox1); 5301 mbox1 = isp->isp_osinfo.mbox_sleep_ok; 5302 isp->isp_osinfo.mbox_sleep_ok = 0; 5303 isp_reinit(isp, 1); 5304 isp->isp_osinfo.mbox_sleep_ok = mbox1; 5305 isp_async(isp, ISPASYNC_FW_RESTARTED, NULL); 5306 break; 5307 } 5308 default: 5309 isp_prt(isp, ISP_LOGERR, "unknown isp_async event %d", cmd); 5310 break; 5311 } 5312 } 5313 5314 5315 /* 5316 * Locks are held before coming here. 5317 */ 5318 void 5319 isp_uninit(ispsoftc_t *isp) 5320 { 5321 if (IS_24XX(isp)) { 5322 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET); 5323 } else { 5324 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 5325 } 5326 ISP_DISABLE_INTS(isp); 5327 } 5328 5329 /* 5330 * When we want to get the 'default' WWNs (when lacking NVRAM), we pick them 5331 * up from our platform default (defww{p|n}n) and morph them based upon 5332 * channel. 5333 * 5334 * When we want to get the 'active' WWNs, we get NVRAM WWNs and then morph them 5335 * based upon channel. 5336 */ 5337 5338 uint64_t 5339 isp_default_wwn(ispsoftc_t * isp, int chan, int isactive, int iswwnn) 5340 { 5341 uint64_t seed; 5342 struct isp_fc *fc = ISP_FC_PC(isp, chan); 5343 5344 /* 5345 * If we're asking for a active WWN, the default overrides get 5346 * returned, otherwise the NVRAM value is picked. 5347 * 5348 * If we're asking for a default WWN, we just pick the default override. 5349 */ 5350 if (isactive) { 5351 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5352 if (seed) { 5353 return (seed); 5354 } 5355 seed = iswwnn ? FCPARAM(isp, chan)->isp_wwnn_nvram : FCPARAM(isp, chan)->isp_wwpn_nvram; 5356 if (seed) { 5357 return (seed); 5358 } 5359 return (0x400000007F000009ull); 5360 } else { 5361 seed = iswwnn ? fc->def_wwnn : fc->def_wwpn; 5362 } 5363 5364 5365 /* 5366 * For channel zero just return what we have. For either ACIIVE or 5367 * DEFAULT cases, we depend on default override of NVRAM values for 5368 * channel zero. 5369 */ 5370 if (chan == 0) { 5371 return (seed); 5372 } 5373 5374 /* 5375 * For other channels, we are doing one of three things: 5376 * 5377 * 1. If what we have now is non-zero, return it. Otherwise we morph 5378 * values from channel 0. 2. If we're here for a WWPN we synthesize 5379 * it if Channel 0's wwpn has a type 2 NAA. 3. If we're here for a 5380 * WWNN we synthesize it if Channel 0's wwnn has a type 2 NAA. 5381 */ 5382 5383 if (seed) { 5384 return (seed); 5385 } 5386 if (isactive) { 5387 seed = iswwnn ? FCPARAM(isp, 0)->isp_wwnn_nvram : FCPARAM(isp, 0)->isp_wwpn_nvram; 5388 } else { 5389 seed = iswwnn ? ISP_FC_PC(isp, 0)->def_wwnn : ISP_FC_PC(isp, 0)->def_wwpn; 5390 } 5391 5392 if (((seed >> 60) & 0xf) == 2) { 5393 /* 5394 * The type 2 NAA fields for QLogic cards appear be laid out 5395 * thusly: 5396 * 5397 * bits 63..60 NAA == 2 bits 59..57 unused/zero bit 56 5398 * port (1) or node (0) WWN distinguishor bit 48 5399 * physical port on dual-port chips (23XX/24XX) 5400 * 5401 * This is somewhat nutty, particularly since bit 48 is 5402 * irrelevant as they assign seperate serial numbers to 5403 * different physical ports anyway. 5404 * 5405 * We'll stick our channel number plus one first into bits 5406 * 57..59 and thence into bits 52..55 which allows for 8 bits 5407 * of channel which is comfortably more than our maximum 5408 * (126) now. 5409 */ 5410 seed &= ~0x0FF0000000000000ULL; 5411 if (iswwnn == 0) { 5412 seed |= ((uint64_t) (chan + 1) & 0xf) << 56; 5413 seed |= ((uint64_t) ((chan + 1) >> 4) & 0xf) << 52; 5414 } 5415 } else { 5416 seed = 0; 5417 } 5418 return (seed); 5419 } 5420 5421 void 5422 isp_prt(ispsoftc_t *isp, int level, const char *fmt, ...) 5423 { 5424 va_list ap; 5425 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5426 return; 5427 } 5428 printf("%s: ", device_get_nameunit(isp->isp_dev)); 5429 va_start(ap, fmt); 5430 vprintf(fmt, ap); 5431 va_end(ap); 5432 printf("\n"); 5433 } 5434 5435 void 5436 isp_xs_prt(ispsoftc_t *isp, XS_T *xs, int level, const char *fmt, ...) 5437 { 5438 va_list ap; 5439 if (level != ISP_LOGALL && (level & isp->isp_dblev) == 0) { 5440 return; 5441 } 5442 xpt_print_path(xs->ccb_h.path); 5443 va_start(ap, fmt); 5444 vprintf(fmt, ap); 5445 va_end(ap); 5446 printf("\n"); 5447 } 5448 5449 uint64_t 5450 isp_nanotime_sub(struct timespec *b, struct timespec *a) 5451 { 5452 uint64_t elapsed; 5453 struct timespec x = *b; 5454 timespecsub(&x, a); 5455 elapsed = GET_NANOSEC(&x); 5456 if (elapsed == 0) 5457 elapsed++; 5458 return (elapsed); 5459 } 5460 5461 int 5462 isp_mbox_acquire(ispsoftc_t *isp) 5463 { 5464 if (isp->isp_osinfo.mboxbsy) { 5465 return (1); 5466 } else { 5467 isp->isp_osinfo.mboxcmd_done = 0; 5468 isp->isp_osinfo.mboxbsy = 1; 5469 return (0); 5470 } 5471 } 5472 5473 void 5474 isp_mbox_wait_complete(ispsoftc_t *isp, mbreg_t *mbp) 5475 { 5476 unsigned int usecs = mbp->timeout; 5477 unsigned int max, olim, ilim; 5478 5479 if (usecs == 0) { 5480 usecs = MBCMD_DEFAULT_TIMEOUT; 5481 } 5482 max = isp->isp_mbxwrk0 + 1; 5483 5484 if (isp->isp_osinfo.mbox_sleep_ok) { 5485 unsigned int ms = (usecs + 999) / 1000; 5486 5487 isp->isp_osinfo.mbox_sleep_ok = 0; 5488 isp->isp_osinfo.mbox_sleeping = 1; 5489 for (olim = 0; olim < max; olim++) { 5490 msleep(&isp->isp_mbxworkp, &isp->isp_osinfo.lock, PRIBIO, "ispmbx_sleep", isp_mstohz(ms)); 5491 if (isp->isp_osinfo.mboxcmd_done) { 5492 break; 5493 } 5494 } 5495 isp->isp_osinfo.mbox_sleep_ok = 1; 5496 isp->isp_osinfo.mbox_sleeping = 0; 5497 } else { 5498 for (olim = 0; olim < max; olim++) { 5499 for (ilim = 0; ilim < usecs; ilim += 100) { 5500 uint32_t isr; 5501 uint16_t sema, mbox; 5502 if (isp->isp_osinfo.mboxcmd_done) { 5503 break; 5504 } 5505 if (ISP_READ_ISR(isp, &isr, &sema, &mbox)) { 5506 isp_intr(isp, isr, sema, mbox); 5507 if (isp->isp_osinfo.mboxcmd_done) { 5508 break; 5509 } 5510 } 5511 ISP_DELAY(100); 5512 } 5513 if (isp->isp_osinfo.mboxcmd_done) { 5514 break; 5515 } 5516 } 5517 } 5518 if (isp->isp_osinfo.mboxcmd_done == 0) { 5519 isp_prt(isp, ISP_LOGWARN, "%s Mailbox Command (0x%x) Timeout (%uus) (started @ %s:%d)", 5520 isp->isp_osinfo.mbox_sleep_ok? "Interrupting" : "Polled", isp->isp_lastmbxcmd, usecs, mbp->func, mbp->lineno); 5521 mbp->param[0] = MBOX_TIMEOUT; 5522 isp->isp_osinfo.mboxcmd_done = 1; 5523 } 5524 } 5525 5526 void 5527 isp_mbox_notify_done(ispsoftc_t *isp) 5528 { 5529 if (isp->isp_osinfo.mbox_sleeping) { 5530 wakeup(&isp->isp_mbxworkp); 5531 } 5532 isp->isp_osinfo.mboxcmd_done = 1; 5533 } 5534 5535 void 5536 isp_mbox_release(ispsoftc_t *isp) 5537 { 5538 isp->isp_osinfo.mboxbsy = 0; 5539 } 5540 5541 int 5542 isp_fc_scratch_acquire(ispsoftc_t *isp, int chan) 5543 { 5544 int ret = 0; 5545 if (isp->isp_osinfo.pc.fc[chan].fcbsy) { 5546 ret = -1; 5547 } else { 5548 isp->isp_osinfo.pc.fc[chan].fcbsy = 1; 5549 } 5550 return (ret); 5551 } 5552 5553 int 5554 isp_mstohz(int ms) 5555 { 5556 int hz; 5557 struct timeval t; 5558 t.tv_sec = ms / 1000; 5559 t.tv_usec = (ms % 1000) * 1000; 5560 hz = tvtohz(&t); 5561 if (hz < 0) { 5562 hz = 0x7fffffff; 5563 } 5564 if (hz == 0) { 5565 hz = 1; 5566 } 5567 return (hz); 5568 } 5569 5570 void 5571 isp_platform_intr(void *arg) 5572 { 5573 ispsoftc_t *isp = arg; 5574 uint32_t isr; 5575 uint16_t sema, mbox; 5576 5577 ISP_LOCK(isp); 5578 isp->isp_intcnt++; 5579 if (ISP_READ_ISR(isp, &isr, &sema, &mbox) == 0) { 5580 isp->isp_intbogus++; 5581 } else { 5582 isp_intr(isp, isr, sema, mbox); 5583 } 5584 ISP_UNLOCK(isp); 5585 } 5586 5587 void 5588 isp_common_dmateardown(ispsoftc_t *isp, struct ccb_scsiio *csio, uint32_t hdl) 5589 { 5590 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { 5591 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTREAD); 5592 } else { 5593 bus_dmamap_sync(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap, BUS_DMASYNC_POSTWRITE); 5594 } 5595 bus_dmamap_unload(isp->isp_osinfo.dmat, PISP_PCMD(csio)->dmap); 5596 } 5597 5598 void 5599 isp_timer(void *arg) 5600 { 5601 ispsoftc_t *isp = arg; 5602 #ifdef ISP_TARGET_MODE 5603 isp_tmcmd_restart(isp); 5604 #endif 5605 callout_reset(&isp->isp_osinfo.tmo, hz, isp_timer, isp); 5606 } 5607