1 /*- 2 * Copyright (c) 2000 Michael Smith 3 * Copyright (c) 2000 BSDi 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * Copyright (c) 2002 Eric Moore 28 * Copyright (c) 2002 LSI Logic Corporation 29 * All rights reserved. 30 * 31 * Redistribution and use in source and binary forms, with or without 32 * modification, are permitted provided that the following conditions 33 * are met: 34 * 1. Redistributions of source code must retain the above copyright 35 * notice, this list of conditions and the following disclaimer. 36 * 2. Redistributions in binary form must reproduce the above copyright 37 * notice, this list of conditions and the following disclaimer in the 38 * documentation and/or other materials provided with the distribution. 39 * 3. The party using or redistributing the source code and binary forms 40 * agrees to the disclaimer below and the terms and conditions set forth 41 * herein. 42 * 43 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 44 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 45 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 46 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 47 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 48 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 49 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 50 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 51 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 52 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 53 * SUCH DAMAGE. 54 * 55 * $FreeBSD: src/sys/dev/amr/amr_cam.c,v 1.1.2.3 2002/11/11 13:19:10 emoore Exp $ 56 */ 57 58 #include <sys/param.h> 59 #include <sys/systm.h> 60 #include <sys/malloc.h> 61 #include <sys/kernel.h> 62 63 #include <dev/amr/amr_compat.h> 64 #include <sys/bus.h> 65 #include <sys/conf.h> 66 #include <sys/devicestat.h> 67 #include <sys/disk.h> 68 #include <sys/stat.h> 69 70 #include <cam/cam.h> 71 #include <cam/cam_ccb.h> 72 #include <cam/cam_sim.h> 73 #include <cam/cam_xpt.h> 74 #include <cam/cam_xpt_sim.h> 75 #include <cam/cam_debug.h> 76 #include <cam/scsi/scsi_all.h> 77 #include <cam/scsi/scsi_message.h> 78 79 #include <machine/resource.h> 80 #include <machine/bus.h> 81 82 #include <dev/amr/amrreg.h> 83 #include <dev/amr/amrvar.h> 84 85 static void amr_cam_action(struct cam_sim *sim, union ccb *ccb); 86 static void amr_cam_poll(struct cam_sim *sim); 87 static void amr_cam_complete(struct amr_command *ac); 88 static void amr_cam_complete_extcdb(struct amr_command *ac); 89 90 91 /******************************************************************************** 92 * Enqueue/dequeue functions 93 */ 94 static __inline void 95 amr_enqueue_ccb(struct amr_softc *sc, union ccb *ccb) 96 { 97 int s; 98 99 s = splbio(); 100 TAILQ_INSERT_TAIL(&sc->amr_cam_ccbq, &ccb->ccb_h, sim_links.tqe); 101 splx(s); 102 } 103 104 static __inline void 105 amr_requeue_ccb(struct amr_softc *sc, union ccb *ccb) 106 { 107 int s; 108 109 s = splbio(); 110 TAILQ_INSERT_HEAD(&sc->amr_cam_ccbq, &ccb->ccb_h, sim_links.tqe); 111 splx(s); 112 } 113 114 static __inline union ccb * 115 amr_dequeue_ccb(struct amr_softc *sc) 116 { 117 union ccb *ccb; 118 int s; 119 120 s = splbio(); 121 if ((ccb = (union ccb *)TAILQ_FIRST(&sc->amr_cam_ccbq)) != NULL) 122 TAILQ_REMOVE(&sc->amr_cam_ccbq, &ccb->ccb_h, sim_links.tqe); 123 splx(s); 124 return(ccb); 125 } 126 127 /******************************************************************************** 128 * Attach our 'real' SCSI channels to CAM 129 */ 130 int 131 amr_cam_attach(struct amr_softc *sc) 132 { 133 struct cam_devq *devq; 134 int chn; 135 136 /* initialise the ccb queue */ 137 TAILQ_INIT(&sc->amr_cam_ccbq); 138 139 /* 140 * Allocate a devq for all our channels combined. This should 141 * allow for the maximum number of SCSI commands we will accept 142 * at one time. 143 */ 144 if ((devq = cam_simq_alloc(AMR_MAX_SCSI_CMDS)) == NULL) 145 return(ENOMEM); 146 147 /* 148 * Iterate over our channels, registering them with CAM 149 */ 150 for (chn = 0; chn < sc->amr_maxchan; chn++) { 151 152 /* allocate a sim */ 153 if ((sc->amr_cam_sim[chn] = cam_sim_alloc(amr_cam_action, 154 amr_cam_poll, 155 "amr", 156 sc, 157 device_get_unit(sc->amr_dev), 158 1, 159 AMR_MAX_SCSI_CMDS, 160 devq)) == NULL) { 161 cam_simq_free(devq); 162 device_printf(sc->amr_dev, "CAM SIM attach failed\n"); 163 return(ENOMEM); 164 } 165 166 /* register the bus ID so we can get it later */ 167 if (xpt_bus_register(sc->amr_cam_sim[chn], chn)) { 168 device_printf(sc->amr_dev, "CAM XPT bus registration failed\n"); 169 return(ENXIO); 170 } 171 } 172 /* 173 * XXX we should scan the config and work out which devices are actually 174 * protected. 175 */ 176 return(0); 177 } 178 179 /******************************************************************************** 180 * Disconnect ourselves from CAM 181 */ 182 void 183 amr_cam_detach(struct amr_softc *sc) 184 { 185 int chn, first; 186 187 for (chn = 0, first = 1; chn < sc->amr_maxchan; chn++) { 188 189 /* 190 * If a sim was allocated for this channel, free it 191 */ 192 if (sc->amr_cam_sim[chn] != NULL) { 193 xpt_bus_deregister(cam_sim_path(sc->amr_cam_sim[chn])); 194 cam_sim_free(sc->amr_cam_sim[chn], first ? TRUE : FALSE); 195 first = 0; 196 } 197 } 198 } 199 200 /******************************************************************************** 201 ******************************************************************************** 202 CAM passthrough interface 203 ******************************************************************************** 204 ********************************************************************************/ 205 206 /******************************************************************************** 207 * Handle a request for action from CAM 208 */ 209 static void 210 amr_cam_action(struct cam_sim *sim, union ccb *ccb) 211 { 212 struct amr_softc *sc = cam_sim_softc(sim); 213 214 switch(ccb->ccb_h.func_code) { 215 216 /* 217 * Perform SCSI I/O to a physical device. 218 */ 219 case XPT_SCSI_IO: 220 { 221 struct ccb_hdr *ccbh = &ccb->ccb_h; 222 struct ccb_scsiio *csio = &ccb->csio; 223 224 /* Validate the CCB */ 225 ccbh->status = CAM_REQ_INPROG; 226 227 /* check the CDB length */ 228 if (csio->cdb_len > AMR_MAX_EXTCDB_LEN) 229 ccbh->status = CAM_REQ_CMP_ERR; 230 231 if ((csio->cdb_len > AMR_MAX_CDB_LEN) && (sc->support_ext_cdb == 0 )) 232 ccbh->status = CAM_REQ_CMP_ERR; 233 234 /* check that the CDB pointer is not to a physical address */ 235 if ((ccbh->flags & CAM_CDB_POINTER) && (ccbh->flags & CAM_CDB_PHYS)) 236 ccbh->status = CAM_REQ_CMP_ERR; 237 238 /* if there is data transfer, it must be to/from a virtual address */ 239 if ((ccbh->flags & CAM_DIR_MASK) != CAM_DIR_NONE) { 240 if (ccbh->flags & CAM_DATA_PHYS) /* we can't map it */ 241 ccbh->status = CAM_REQ_CMP_ERR; 242 if (ccbh->flags & CAM_SCATTER_VALID) /* we want to do the s/g setup */ 243 ccbh->status = CAM_REQ_CMP_ERR; 244 } 245 246 /* 247 * If the command is to a LUN other than 0, fail it. 248 * This is probably incorrect, but during testing the firmware did not 249 * seem to respect the LUN field, and thus devices appear echoed. 250 */ 251 if (csio->ccb_h.target_lun != 0) 252 ccbh->status = CAM_REQ_CMP_ERR; 253 254 /* if we're happy with the request, queue it for attention */ 255 if (ccbh->status == CAM_REQ_INPROG) { 256 257 /* save the channel number in the ccb */ 258 csio->ccb_h.sim_priv.entries[0].field = cam_sim_bus(sim); 259 260 amr_enqueue_ccb(sc, ccb); 261 amr_startio(sc); 262 return; 263 } 264 break; 265 } 266 267 case XPT_CALC_GEOMETRY: 268 { 269 struct ccb_calc_geometry *ccg = &ccb->ccg; 270 u_int32_t size_in_mb; 271 u_int32_t secs_per_cylinder; 272 273 size_in_mb = ccg->volume_size / ((1024L * 1024L) / ccg->block_size); 274 275 if (size_in_mb > 1024) { 276 ccg->heads = 255; 277 ccg->secs_per_track = 63; 278 } else { 279 ccg->heads = 64; 280 ccg->secs_per_track = 32; 281 } 282 secs_per_cylinder = ccg->heads * ccg->secs_per_track; 283 ccg->cylinders = ccg->volume_size / secs_per_cylinder; 284 ccb->ccb_h.status = CAM_REQ_CMP; 285 break; 286 } 287 288 /* 289 * Return path stats. Some of these should probably be 290 * amended. 291 */ 292 case XPT_PATH_INQ: 293 { 294 struct ccb_pathinq *cpi = & ccb->cpi; 295 296 debug(3, "XPT_PATH_INQ"); 297 cpi->version_num = 1; /* XXX??? */ 298 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; 299 cpi->target_sprt = 0; 300 cpi->hba_misc = PIM_NOBUSRESET; 301 cpi->hba_eng_cnt = 0; 302 cpi->max_target = AMR_MAX_TARGETS; 303 cpi->max_lun = 0 /* AMR_MAX_LUNS*/; 304 cpi->initiator_id = 7; /* XXX variable? */ 305 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 306 strncpy(cpi->hba_vid, "LSI", HBA_IDLEN); 307 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 308 cpi->unit_number = cam_sim_unit(sim); 309 cpi->bus_id = cam_sim_bus(sim); 310 cpi->base_transfer_speed = 132 * 1024; /* XXX get from controller? */ 311 cpi->ccb_h.status = CAM_REQ_CMP; 312 313 break; 314 } 315 316 case XPT_RESET_BUS: 317 { 318 struct ccb_pathinq *cpi = & ccb->cpi; 319 320 debug(1, "XPT_RESET_BUS"); 321 cpi->ccb_h.status = CAM_REQ_CMP; 322 break; 323 } 324 325 case XPT_RESET_DEV: 326 { 327 debug(1, "XPT_RESET_DEV"); 328 ccb->ccb_h.status = CAM_REQ_CMP; 329 break; 330 } 331 332 case XPT_GET_TRAN_SETTINGS: 333 { 334 struct ccb_trans_settings *cts; 335 336 debug(3, "XPT_GET_TRAN_SETTINGS"); 337 338 cts = &(ccb->cts); 339 340 if ((cts->flags & CCB_TRANS_USER_SETTINGS) == 0) { 341 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 342 break; 343 } 344 345 cts->flags = CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB; 346 cts->bus_width = MSG_EXT_WDTR_BUS_32_BIT; 347 cts->sync_period = 6; /* 40MHz how wide is this bus? */ 348 cts->sync_offset = 31; /* How to extract this from board? */ 349 350 cts->valid = CCB_TRANS_SYNC_RATE_VALID 351 | CCB_TRANS_SYNC_OFFSET_VALID 352 | CCB_TRANS_BUS_WIDTH_VALID 353 | CCB_TRANS_DISC_VALID 354 | CCB_TRANS_TQ_VALID; 355 ccb->ccb_h.status = CAM_REQ_CMP; 356 break; 357 } 358 359 case XPT_SET_TRAN_SETTINGS: 360 debug(3, "XPT_SET_TRAN_SETTINGS"); 361 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 362 break; 363 364 365 /* 366 * Reject anything else as unsupported. 367 */ 368 default: 369 /* we can't do this */ 370 ccb->ccb_h.status = CAM_REQ_INVALID; 371 break; 372 } 373 xpt_done(ccb); 374 } 375 376 /******************************************************************************** 377 * Convert a CAM CCB off the top of the CCB queue to a passthrough SCSI command. 378 */ 379 int 380 amr_cam_command(struct amr_softc *sc, struct amr_command **acp) 381 { 382 struct amr_command *ac; 383 struct amr_passthrough *ap; 384 struct amr_ext_passthrough *aep; 385 struct ccb_scsiio *csio; 386 int bus, target, error; 387 388 error = 0; 389 ac = NULL; 390 ap = NULL; 391 aep = NULL; 392 393 /* check to see if there is a ccb for us to work with */ 394 if ((csio = (struct ccb_scsiio *)amr_dequeue_ccb(sc)) == NULL) 395 goto out; 396 397 /* get bus/target, XXX validate against protected devices? */ 398 bus = csio->ccb_h.sim_priv.entries[0].field; 399 target = csio->ccb_h.target_id; 400 401 /* 402 * Build a passthrough command. 403 */ 404 405 /* construct passthrough */ 406 if (sc->support_ext_cdb ) { 407 if ((aep = malloc(sizeof(*aep), M_DEVBUF, M_NOWAIT | M_ZERO)) == NULL) { 408 error = ENOMEM; 409 goto out; 410 } 411 aep->ap_timeout = 2; 412 aep->ap_ars = 1; 413 aep->ap_request_sense_length = 14; 414 aep->ap_islogical = 0; 415 aep->ap_channel = bus; 416 aep->ap_scsi_id = target; 417 aep->ap_logical_drive_no = csio->ccb_h.target_lun; 418 aep->ap_cdb_length = csio->cdb_len; 419 aep->ap_data_transfer_length = csio->dxfer_len; 420 if (csio->ccb_h.flags & CAM_CDB_POINTER) { 421 bcopy(csio->cdb_io.cdb_ptr, aep->ap_cdb, csio->cdb_len); 422 } else { 423 bcopy(csio->cdb_io.cdb_bytes, aep->ap_cdb, csio->cdb_len); 424 } 425 /* we leave the data s/g list and s/g count to the map routine later */ 426 427 debug(2, " COMMAND %x/%d+%d to %d:%d:%d", aep->ap_cdb[0], aep->ap_cdb_length, csio->dxfer_len, 428 aep->ap_channel, aep->ap_scsi_id, aep->ap_logical_drive_no); 429 430 } else { 431 if ((ap = malloc(sizeof(*ap), M_DEVBUF, M_NOWAIT | M_ZERO)) == NULL) { 432 error = ENOMEM; 433 goto out; 434 } 435 ap->ap_timeout = 0; 436 ap->ap_ars = 1; 437 ap->ap_request_sense_length = 14; 438 ap->ap_islogical = 0; 439 ap->ap_channel = bus; 440 ap->ap_scsi_id = target; 441 ap->ap_logical_drive_no = csio->ccb_h.target_lun; 442 ap->ap_cdb_length = csio->cdb_len; 443 ap->ap_data_transfer_length = csio->dxfer_len; 444 if (csio->ccb_h.flags & CAM_CDB_POINTER) { 445 bcopy(csio->cdb_io.cdb_ptr, ap->ap_cdb, csio->cdb_len); 446 } else { 447 bcopy(csio->cdb_io.cdb_bytes, ap->ap_cdb, csio->cdb_len); 448 } 449 /* we leave the data s/g list and s/g count to the map routine later */ 450 451 debug(2, " COMMAND %x/%d+%d to %d:%d:%d", ap->ap_cdb[0], ap->ap_cdb_length, csio->dxfer_len, 452 ap->ap_channel, ap->ap_scsi_id, ap->ap_logical_drive_no); 453 } 454 455 /* construct command */ 456 if ((ac = amr_alloccmd(sc)) == NULL) { 457 error = ENOMEM; 458 goto out; 459 } 460 461 ac->ac_flags |= AMR_CMD_DATAOUT; 462 463 ac->ac_ccb_data = csio->data_ptr; 464 ac->ac_ccb_length = csio->dxfer_len; 465 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) 466 ac->ac_flags |= AMR_CMD_CCB_DATAIN; 467 if ((csio->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) 468 ac->ac_flags |= AMR_CMD_CCB_DATAOUT; 469 470 ac->ac_private = csio; 471 if ( sc->support_ext_cdb ) { 472 ac->ac_data = aep; 473 ac->ac_length = sizeof(*aep); 474 ac->ac_complete = amr_cam_complete_extcdb; 475 ac->ac_mailbox.mb_command = AMR_CMD_EXTPASS; 476 } else { 477 ac->ac_data = ap; 478 ac->ac_length = sizeof(*ap); 479 ac->ac_complete = amr_cam_complete; 480 ac->ac_mailbox.mb_command = AMR_CMD_PASS; 481 } 482 483 out: 484 if (error != 0) { 485 if (ac != NULL) 486 amr_releasecmd(ac); 487 if (ap != NULL) 488 free(ap, M_DEVBUF); 489 if (aep != NULL) 490 free(aep, M_DEVBUF); 491 if (csio != NULL) /* put it back and try again later */ 492 amr_requeue_ccb(sc, (union ccb *)csio); 493 } 494 *acp = ac; 495 return(error); 496 } 497 498 /******************************************************************************** 499 * Check for interrupt status 500 */ 501 static void 502 amr_cam_poll(struct cam_sim *sim) 503 { 504 amr_done(cam_sim_softc(sim)); 505 } 506 507 /******************************************************************************** 508 * Handle completion of a command submitted via CAM. 509 */ 510 static void 511 amr_cam_complete(struct amr_command *ac) 512 { 513 struct amr_passthrough *ap = (struct amr_passthrough *)ac->ac_data; 514 struct ccb_scsiio *csio = (struct ccb_scsiio *)ac->ac_private; 515 struct scsi_inquiry_data *inq = (struct scsi_inquiry_data *)csio->data_ptr; 516 517 /* XXX note that we're ignoring ac->ac_status - good idea? */ 518 519 debug(1, "status 0x%x scsi_status 0x%x", ac->ac_status, ap->ap_scsi_status); 520 521 /* 522 * Hide disks from CAM so that they're not picked up and treated as 'normal' disks. 523 * 524 * If the configuration provides a mechanism to mark a disk a "not managed", we 525 * could add handling for that to allow disks to be selectively visible. 526 */ 527 528 if ((ap->ap_cdb[0] == INQUIRY) && (SID_TYPE(inq) == T_DIRECT)) { 529 bzero(csio->data_ptr, csio->dxfer_len); 530 if (ap->ap_scsi_status == 0xf0) { 531 csio->ccb_h.status = CAM_SCSI_STATUS_ERROR; 532 } else { 533 csio->ccb_h.status = CAM_DEV_NOT_THERE; 534 } 535 } else { 536 537 /* handle passthrough SCSI status */ 538 switch(ap->ap_scsi_status) { 539 case 0: /* completed OK */ 540 csio->ccb_h.status = CAM_REQ_CMP; 541 break; 542 543 case 0x02: 544 csio->ccb_h.status = CAM_SCSI_STATUS_ERROR; 545 csio->scsi_status = SCSI_STATUS_CHECK_COND; 546 bcopy(ap->ap_request_sense_area, &csio->sense_data, AMR_MAX_REQ_SENSE_LEN); 547 csio->sense_len = AMR_MAX_REQ_SENSE_LEN; 548 csio->ccb_h.status |= CAM_AUTOSNS_VALID; 549 break; 550 551 case 0x08: 552 csio->ccb_h.status = CAM_SCSI_BUSY; 553 break; 554 555 case 0xf0: 556 case 0xf4: 557 default: 558 csio->ccb_h.status = CAM_REQ_CMP_ERR; 559 break; 560 } 561 } 562 free(ap, M_DEVBUF); 563 if ((csio->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) 564 debug(2, "%*D\n", imin(csio->dxfer_len, 16), csio->data_ptr, " "); 565 xpt_done((union ccb *)csio); 566 amr_releasecmd(ac); 567 } 568 569 /******************************************************************************** 570 * Handle completion of a command submitted via CAM. 571 * Completion for extended cdb 572 */ 573 static void 574 amr_cam_complete_extcdb(struct amr_command *ac) 575 { 576 struct amr_ext_passthrough *aep = (struct amr_ext_passthrough *)ac->ac_data; 577 struct ccb_scsiio *csio = (struct ccb_scsiio *)ac->ac_private; 578 struct scsi_inquiry_data *inq = (struct scsi_inquiry_data *)csio->data_ptr; 579 580 /* XXX note that we're ignoring ac->ac_status - good idea? */ 581 582 debug(1, "status 0x%x scsi_status 0x%x", ac->ac_status, aep->ap_scsi_status); 583 584 /* 585 * Hide disks from CAM so that they're not picked up and treated as 'normal' disks. 586 * 587 * If the configuration provides a mechanism to mark a disk a "not managed", we 588 * could add handling for that to allow disks to be selectively visible. 589 */ 590 591 if ((aep->ap_cdb[0] == INQUIRY) && (SID_TYPE(inq) == T_DIRECT)) { 592 bzero(csio->data_ptr, csio->dxfer_len); 593 if (aep->ap_scsi_status == 0xf0) { 594 csio->ccb_h.status = CAM_SCSI_STATUS_ERROR; 595 } else { 596 csio->ccb_h.status = CAM_DEV_NOT_THERE; 597 } 598 } else { 599 600 /* handle passthrough SCSI status */ 601 switch(aep->ap_scsi_status) { 602 case 0: /* completed OK */ 603 csio->ccb_h.status = CAM_REQ_CMP; 604 break; 605 606 case 0x02: 607 csio->ccb_h.status = CAM_SCSI_STATUS_ERROR; 608 csio->scsi_status = SCSI_STATUS_CHECK_COND; 609 bcopy(aep->ap_request_sense_area, &csio->sense_data, AMR_MAX_REQ_SENSE_LEN); 610 csio->sense_len = AMR_MAX_REQ_SENSE_LEN; 611 csio->ccb_h.status |= CAM_AUTOSNS_VALID; 612 break; 613 614 case 0x08: 615 csio->ccb_h.status = CAM_SCSI_BUSY; 616 break; 617 618 case 0xf0: 619 case 0xf4: 620 default: 621 csio->ccb_h.status = CAM_REQ_CMP_ERR; 622 break; 623 } 624 } 625 free(aep, M_DEVBUF); 626 if ((csio->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) 627 debug(2, "%*D\n", imin(csio->dxfer_len, 16), csio->data_ptr, " "); 628 xpt_done((union ccb *)csio); 629 amr_releasecmd(ac); 630 } 631