1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer, 12 * without modification, immediately at the beginning of the file. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD$"); 31 32 #include <sys/param.h> 33 #include <sys/bus.h> 34 #include <sys/endian.h> 35 #include <sys/systm.h> 36 #include <sys/types.h> 37 #include <sys/malloc.h> 38 #include <sys/kernel.h> 39 #include <sys/time.h> 40 #include <sys/conf.h> 41 #include <sys/fcntl.h> 42 #include <sys/sbuf.h> 43 44 #include <sys/eventhandler.h> 45 #include <sys/lock.h> 46 #include <sys/mutex.h> 47 #include <sys/sysctl.h> 48 49 #include <cam/cam.h> 50 #include <cam/cam_ccb.h> 51 #include <cam/cam_queue.h> 52 #include <cam/cam_periph.h> 53 #include <cam/cam_sim.h> 54 #include <cam/cam_xpt.h> 55 #include <cam/cam_xpt_sim.h> 56 #include <cam/cam_xpt_periph.h> 57 #include <cam/cam_xpt_internal.h> 58 #include <cam/cam_debug.h> 59 60 #include <cam/scsi/scsi_all.h> 61 #include <cam/scsi/scsi_message.h> 62 #include <cam/ata/ata_all.h> 63 #include <machine/stdarg.h> /* for xpt_print below */ 64 #include "opt_cam.h" 65 66 struct ata_quirk_entry { 67 struct scsi_inquiry_pattern inq_pat; 68 u_int8_t quirks; 69 #define CAM_QUIRK_MAXTAGS 0x01 70 u_int mintags; 71 u_int maxtags; 72 }; 73 74 static periph_init_t probe_periph_init; 75 76 static struct periph_driver probe_driver = 77 { 78 probe_periph_init, "aprobe", 79 TAILQ_HEAD_INITIALIZER(probe_driver.units), /* generation */ 0, 80 CAM_PERIPH_DRV_EARLY 81 }; 82 83 PERIPHDRIVER_DECLARE(aprobe, probe_driver); 84 85 typedef enum { 86 PROBE_RESET, 87 PROBE_IDENTIFY, 88 PROBE_SPINUP, 89 PROBE_SETMODE, 90 PROBE_SETPM, 91 PROBE_SETAPST, 92 PROBE_SETDMAAA, 93 PROBE_SETAN, 94 PROBE_SET_MULTI, 95 PROBE_INQUIRY, 96 PROBE_FULL_INQUIRY, 97 PROBE_PM_PID, 98 PROBE_PM_PRV, 99 PROBE_IDENTIFY_SES, 100 PROBE_IDENTIFY_SAFTE, 101 PROBE_DONE, 102 PROBE_INVALID 103 } probe_action; 104 105 static char *probe_action_text[] = { 106 "PROBE_RESET", 107 "PROBE_IDENTIFY", 108 "PROBE_SPINUP", 109 "PROBE_SETMODE", 110 "PROBE_SETPM", 111 "PROBE_SETAPST", 112 "PROBE_SETDMAAA", 113 "PROBE_SETAN", 114 "PROBE_SET_MULTI", 115 "PROBE_INQUIRY", 116 "PROBE_FULL_INQUIRY", 117 "PROBE_PM_PID", 118 "PROBE_PM_PRV", 119 "PROBE_IDENTIFY_SES", 120 "PROBE_IDENTIFY_SAFTE", 121 "PROBE_DONE", 122 "PROBE_INVALID" 123 }; 124 125 #define PROBE_SET_ACTION(softc, newaction) \ 126 do { \ 127 char **text; \ 128 text = probe_action_text; \ 129 CAM_DEBUG((softc)->periph->path, CAM_DEBUG_PROBE, \ 130 ("Probe %s to %s\n", text[(softc)->action], \ 131 text[(newaction)])); \ 132 (softc)->action = (newaction); \ 133 } while(0) 134 135 typedef enum { 136 PROBE_NO_ANNOUNCE = 0x04 137 } probe_flags; 138 139 typedef struct { 140 TAILQ_HEAD(, ccb_hdr) request_ccbs; 141 struct ata_params ident_data; 142 probe_action action; 143 probe_flags flags; 144 uint32_t pm_pid; 145 uint32_t pm_prv; 146 int restart; 147 int spinup; 148 int faults; 149 u_int caps; 150 struct cam_periph *periph; 151 } probe_softc; 152 153 static struct ata_quirk_entry ata_quirk_table[] = 154 { 155 { 156 /* Default tagged queuing parameters for all devices */ 157 { 158 T_ANY, SIP_MEDIA_REMOVABLE|SIP_MEDIA_FIXED, 159 /*vendor*/"*", /*product*/"*", /*revision*/"*" 160 }, 161 /*quirks*/0, /*mintags*/0, /*maxtags*/0 162 }, 163 }; 164 165 static cam_status proberegister(struct cam_periph *periph, 166 void *arg); 167 static void probeschedule(struct cam_periph *probe_periph); 168 static void probestart(struct cam_periph *periph, union ccb *start_ccb); 169 static void proberequestdefaultnegotiation(struct cam_periph *periph); 170 static void probedone(struct cam_periph *periph, union ccb *done_ccb); 171 static void probecleanup(struct cam_periph *periph); 172 static void ata_find_quirk(struct cam_ed *device); 173 static void ata_scan_bus(struct cam_periph *periph, union ccb *ccb); 174 static void ata_scan_lun(struct cam_periph *periph, 175 struct cam_path *path, cam_flags flags, 176 union ccb *ccb); 177 static void xptscandone(struct cam_periph *periph, union ccb *done_ccb); 178 static struct cam_ed * 179 ata_alloc_device(struct cam_eb *bus, struct cam_et *target, 180 lun_id_t lun_id); 181 static void ata_device_transport(struct cam_path *path); 182 static void ata_get_transfer_settings(struct ccb_trans_settings *cts); 183 static void ata_set_transfer_settings(struct ccb_trans_settings *cts, 184 struct cam_path *path, 185 int async_update); 186 static void ata_dev_async(u_int32_t async_code, 187 struct cam_eb *bus, 188 struct cam_et *target, 189 struct cam_ed *device, 190 void *async_arg); 191 static void ata_action(union ccb *start_ccb); 192 static void ata_announce_periph(struct cam_periph *periph); 193 static void ata_announce_periph_sbuf(struct cam_periph *periph, struct sbuf *sb); 194 static void ata_proto_announce(struct cam_ed *device); 195 static void ata_proto_announce_sbuf(struct cam_ed *device, struct sbuf *sb); 196 static void ata_proto_denounce(struct cam_ed *device); 197 static void ata_proto_denounce_sbuf(struct cam_ed *device, struct sbuf *sb); 198 static void ata_proto_debug_out(union ccb *ccb); 199 static void semb_proto_announce(struct cam_ed *device); 200 static void semb_proto_announce_sbuf(struct cam_ed *device, struct sbuf *sb); 201 static void semb_proto_denounce(struct cam_ed *device); 202 static void semb_proto_denounce_sbuf(struct cam_ed *device, struct sbuf *sb); 203 204 static int ata_dma = 1; 205 static int atapi_dma = 1; 206 207 TUNABLE_INT("hw.ata.ata_dma", &ata_dma); 208 TUNABLE_INT("hw.ata.atapi_dma", &atapi_dma); 209 210 static struct xpt_xport_ops ata_xport_ops = { 211 .alloc_device = ata_alloc_device, 212 .action = ata_action, 213 .async = ata_dev_async, 214 .announce = ata_announce_periph, 215 .announce_sbuf = ata_announce_periph_sbuf, 216 }; 217 #define ATA_XPT_XPORT(x, X) \ 218 static struct xpt_xport ata_xport_ ## x = { \ 219 .xport = XPORT_ ## X, \ 220 .name = #x, \ 221 .ops = &ata_xport_ops, \ 222 }; \ 223 CAM_XPT_XPORT(ata_xport_ ## x); 224 225 ATA_XPT_XPORT(ata, ATA); 226 ATA_XPT_XPORT(sata, SATA); 227 228 #undef ATA_XPORT_XPORT 229 230 static struct xpt_proto_ops ata_proto_ops_ata = { 231 .announce = ata_proto_announce, 232 .announce_sbuf = ata_proto_announce_sbuf, 233 .denounce = ata_proto_denounce, 234 .denounce_sbuf = ata_proto_denounce_sbuf, 235 .debug_out = ata_proto_debug_out, 236 }; 237 static struct xpt_proto ata_proto_ata = { 238 .proto = PROTO_ATA, 239 .name = "ata", 240 .ops = &ata_proto_ops_ata, 241 }; 242 243 static struct xpt_proto_ops ata_proto_ops_satapm = { 244 .announce = ata_proto_announce, 245 .announce_sbuf = ata_proto_announce_sbuf, 246 .denounce = ata_proto_denounce, 247 .denounce_sbuf = ata_proto_denounce_sbuf, 248 .debug_out = ata_proto_debug_out, 249 }; 250 static struct xpt_proto ata_proto_satapm = { 251 .proto = PROTO_SATAPM, 252 .name = "satapm", 253 .ops = &ata_proto_ops_satapm, 254 }; 255 256 static struct xpt_proto_ops ata_proto_ops_semb = { 257 .announce = semb_proto_announce, 258 .announce_sbuf = semb_proto_announce_sbuf, 259 .denounce = semb_proto_denounce, 260 .denounce_sbuf = semb_proto_denounce_sbuf, 261 .debug_out = ata_proto_debug_out, 262 }; 263 static struct xpt_proto ata_proto_semb = { 264 .proto = PROTO_SEMB, 265 .name = "semb", 266 .ops = &ata_proto_ops_semb, 267 }; 268 269 CAM_XPT_PROTO(ata_proto_ata); 270 CAM_XPT_PROTO(ata_proto_satapm); 271 CAM_XPT_PROTO(ata_proto_semb); 272 273 static void 274 probe_periph_init() 275 { 276 } 277 278 static cam_status 279 proberegister(struct cam_periph *periph, void *arg) 280 { 281 union ccb *request_ccb; /* CCB representing the probe request */ 282 probe_softc *softc; 283 284 request_ccb = (union ccb *)arg; 285 if (request_ccb == NULL) { 286 printf("proberegister: no probe CCB, " 287 "can't register device\n"); 288 return(CAM_REQ_CMP_ERR); 289 } 290 291 softc = (probe_softc *)malloc(sizeof(*softc), M_CAMXPT, M_ZERO | M_NOWAIT); 292 293 if (softc == NULL) { 294 printf("proberegister: Unable to probe new device. " 295 "Unable to allocate softc\n"); 296 return(CAM_REQ_CMP_ERR); 297 } 298 TAILQ_INIT(&softc->request_ccbs); 299 TAILQ_INSERT_TAIL(&softc->request_ccbs, &request_ccb->ccb_h, 300 periph_links.tqe); 301 softc->flags = 0; 302 periph->softc = softc; 303 softc->periph = periph; 304 softc->action = PROBE_INVALID; 305 if (cam_periph_acquire(periph) != 0) 306 return (CAM_REQ_CMP_ERR); 307 308 CAM_DEBUG(periph->path, CAM_DEBUG_PROBE, ("Probe started\n")); 309 ata_device_transport(periph->path); 310 probeschedule(periph); 311 return(CAM_REQ_CMP); 312 } 313 314 static void 315 probeschedule(struct cam_periph *periph) 316 { 317 union ccb *ccb; 318 probe_softc *softc; 319 320 softc = (probe_softc *)periph->softc; 321 ccb = (union ccb *)TAILQ_FIRST(&softc->request_ccbs); 322 323 if ((periph->path->device->flags & CAM_DEV_UNCONFIGURED) || 324 periph->path->device->protocol == PROTO_SATAPM || 325 periph->path->device->protocol == PROTO_SEMB) 326 PROBE_SET_ACTION(softc, PROBE_RESET); 327 else 328 PROBE_SET_ACTION(softc, PROBE_IDENTIFY); 329 330 if (ccb->crcn.flags & CAM_EXPECT_INQ_CHANGE) 331 softc->flags |= PROBE_NO_ANNOUNCE; 332 else 333 softc->flags &= ~PROBE_NO_ANNOUNCE; 334 335 xpt_schedule(periph, CAM_PRIORITY_XPT); 336 } 337 338 static void 339 probestart(struct cam_periph *periph, union ccb *start_ccb) 340 { 341 struct ccb_trans_settings cts; 342 struct ccb_ataio *ataio; 343 struct ccb_scsiio *csio; 344 probe_softc *softc; 345 struct cam_path *path; 346 struct ata_params *ident_buf; 347 u_int oif; 348 349 CAM_DEBUG(start_ccb->ccb_h.path, CAM_DEBUG_TRACE, ("probestart\n")); 350 351 softc = (probe_softc *)periph->softc; 352 path = start_ccb->ccb_h.path; 353 ataio = &start_ccb->ataio; 354 csio = &start_ccb->csio; 355 ident_buf = &periph->path->device->ident_data; 356 357 if (softc->restart) { 358 softc->restart = 0; 359 if ((path->device->flags & CAM_DEV_UNCONFIGURED) || 360 path->device->protocol == PROTO_SATAPM || 361 path->device->protocol == PROTO_SEMB) 362 softc->action = PROBE_RESET; 363 else 364 softc->action = PROBE_IDENTIFY; 365 } 366 switch (softc->action) { 367 case PROBE_RESET: 368 cam_fill_ataio(ataio, 369 0, 370 probedone, 371 /*flags*/CAM_DIR_NONE, 372 0, 373 /*data_ptr*/NULL, 374 /*dxfer_len*/0, 375 15 * 1000); 376 ata_reset_cmd(ataio); 377 break; 378 case PROBE_IDENTIFY: 379 cam_fill_ataio(ataio, 380 1, 381 probedone, 382 /*flags*/CAM_DIR_IN, 383 0, 384 /*data_ptr*/(u_int8_t *)&softc->ident_data, 385 /*dxfer_len*/sizeof(softc->ident_data), 386 30 * 1000); 387 if (path->device->protocol == PROTO_ATA) 388 ata_28bit_cmd(ataio, ATA_ATA_IDENTIFY, 0, 0, 0); 389 else 390 ata_28bit_cmd(ataio, ATA_ATAPI_IDENTIFY, 0, 0, 0); 391 break; 392 case PROBE_SPINUP: 393 if (bootverbose) 394 xpt_print(path, "Spinning up device\n"); 395 cam_fill_ataio(ataio, 396 1, 397 probedone, 398 /*flags*/CAM_DIR_NONE | CAM_HIGH_POWER, 399 0, 400 /*data_ptr*/NULL, 401 /*dxfer_len*/0, 402 30 * 1000); 403 ata_28bit_cmd(ataio, ATA_SETFEATURES, ATA_SF_PUIS_SPINUP, 0, 0); 404 break; 405 case PROBE_SETMODE: 406 { 407 int mode, wantmode; 408 409 mode = 0; 410 /* Fetch user modes from SIM. */ 411 bzero(&cts, sizeof(cts)); 412 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 413 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 414 cts.type = CTS_TYPE_USER_SETTINGS; 415 xpt_action((union ccb *)&cts); 416 if (path->device->transport == XPORT_ATA) { 417 if (cts.xport_specific.ata.valid & CTS_ATA_VALID_MODE) 418 mode = cts.xport_specific.ata.mode; 419 } else { 420 if (cts.xport_specific.sata.valid & CTS_SATA_VALID_MODE) 421 mode = cts.xport_specific.sata.mode; 422 } 423 if (path->device->protocol == PROTO_ATA) { 424 if (ata_dma == 0 && (mode == 0 || mode > ATA_PIO_MAX)) 425 mode = ATA_PIO_MAX; 426 } else { 427 if (atapi_dma == 0 && (mode == 0 || mode > ATA_PIO_MAX)) 428 mode = ATA_PIO_MAX; 429 } 430 negotiate: 431 /* Honor device capabilities. */ 432 wantmode = mode = ata_max_mode(ident_buf, mode); 433 /* Report modes to SIM. */ 434 bzero(&cts, sizeof(cts)); 435 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 436 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 437 cts.type = CTS_TYPE_CURRENT_SETTINGS; 438 if (path->device->transport == XPORT_ATA) { 439 cts.xport_specific.ata.mode = mode; 440 cts.xport_specific.ata.valid = CTS_ATA_VALID_MODE; 441 } else { 442 cts.xport_specific.sata.mode = mode; 443 cts.xport_specific.sata.valid = CTS_SATA_VALID_MODE; 444 } 445 xpt_action((union ccb *)&cts); 446 /* Fetch current modes from SIM. */ 447 bzero(&cts, sizeof(cts)); 448 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 449 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 450 cts.type = CTS_TYPE_CURRENT_SETTINGS; 451 xpt_action((union ccb *)&cts); 452 if (path->device->transport == XPORT_ATA) { 453 if (cts.xport_specific.ata.valid & CTS_ATA_VALID_MODE) 454 mode = cts.xport_specific.ata.mode; 455 } else { 456 if (cts.xport_specific.sata.valid & CTS_SATA_VALID_MODE) 457 mode = cts.xport_specific.sata.mode; 458 } 459 /* If SIM disagree - renegotiate. */ 460 if (mode != wantmode) 461 goto negotiate; 462 /* Remember what transport thinks about DMA. */ 463 oif = path->device->inq_flags; 464 if (mode < ATA_DMA) 465 path->device->inq_flags &= ~SID_DMA; 466 else 467 path->device->inq_flags |= SID_DMA; 468 if (path->device->inq_flags != oif) 469 xpt_async(AC_GETDEV_CHANGED, path, NULL); 470 cam_fill_ataio(ataio, 471 1, 472 probedone, 473 /*flags*/CAM_DIR_NONE, 474 0, 475 /*data_ptr*/NULL, 476 /*dxfer_len*/0, 477 30 * 1000); 478 ata_28bit_cmd(ataio, ATA_SETFEATURES, ATA_SF_SETXFER, 0, mode); 479 break; 480 } 481 case PROBE_SETPM: 482 cam_fill_ataio(ataio, 483 1, 484 probedone, 485 CAM_DIR_NONE, 486 0, 487 NULL, 488 0, 489 30*1000); 490 ata_28bit_cmd(ataio, ATA_SETFEATURES, 491 (softc->caps & CTS_SATA_CAPS_H_PMREQ) ? 0x10 : 0x90, 492 0, 0x03); 493 break; 494 case PROBE_SETAPST: 495 cam_fill_ataio(ataio, 496 1, 497 probedone, 498 CAM_DIR_NONE, 499 0, 500 NULL, 501 0, 502 30*1000); 503 ata_28bit_cmd(ataio, ATA_SETFEATURES, 504 (softc->caps & CTS_SATA_CAPS_H_APST) ? 0x10 : 0x90, 505 0, 0x07); 506 break; 507 case PROBE_SETDMAAA: 508 cam_fill_ataio(ataio, 509 1, 510 probedone, 511 CAM_DIR_NONE, 512 0, 513 NULL, 514 0, 515 30*1000); 516 ata_28bit_cmd(ataio, ATA_SETFEATURES, 517 (softc->caps & CTS_SATA_CAPS_H_DMAAA) ? 0x10 : 0x90, 518 0, 0x02); 519 break; 520 case PROBE_SETAN: 521 /* Remember what transport thinks about AEN. */ 522 oif = path->device->inq_flags; 523 if (softc->caps & CTS_SATA_CAPS_H_AN) 524 path->device->inq_flags |= SID_AEN; 525 else 526 path->device->inq_flags &= ~SID_AEN; 527 if (path->device->inq_flags != oif) 528 xpt_async(AC_GETDEV_CHANGED, path, NULL); 529 cam_fill_ataio(ataio, 530 1, 531 probedone, 532 CAM_DIR_NONE, 533 0, 534 NULL, 535 0, 536 30*1000); 537 ata_28bit_cmd(ataio, ATA_SETFEATURES, 538 (softc->caps & CTS_SATA_CAPS_H_AN) ? 0x10 : 0x90, 539 0, 0x05); 540 break; 541 case PROBE_SET_MULTI: 542 { 543 u_int sectors, bytecount; 544 545 bytecount = 8192; /* SATA maximum */ 546 /* Fetch user bytecount from SIM. */ 547 bzero(&cts, sizeof(cts)); 548 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 549 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 550 cts.type = CTS_TYPE_USER_SETTINGS; 551 xpt_action((union ccb *)&cts); 552 if (path->device->transport == XPORT_ATA) { 553 if (cts.xport_specific.ata.valid & CTS_ATA_VALID_BYTECOUNT) 554 bytecount = cts.xport_specific.ata.bytecount; 555 } else { 556 if (cts.xport_specific.sata.valid & CTS_SATA_VALID_BYTECOUNT) 557 bytecount = cts.xport_specific.sata.bytecount; 558 } 559 /* Honor device capabilities. */ 560 sectors = max(1, min(ident_buf->sectors_intr & 0xff, 561 bytecount / ata_logical_sector_size(ident_buf))); 562 /* Report bytecount to SIM. */ 563 bzero(&cts, sizeof(cts)); 564 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 565 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 566 cts.type = CTS_TYPE_CURRENT_SETTINGS; 567 if (path->device->transport == XPORT_ATA) { 568 cts.xport_specific.ata.bytecount = sectors * 569 ata_logical_sector_size(ident_buf); 570 cts.xport_specific.ata.valid = CTS_ATA_VALID_BYTECOUNT; 571 } else { 572 cts.xport_specific.sata.bytecount = sectors * 573 ata_logical_sector_size(ident_buf); 574 cts.xport_specific.sata.valid = CTS_SATA_VALID_BYTECOUNT; 575 } 576 xpt_action((union ccb *)&cts); 577 /* Fetch current bytecount from SIM. */ 578 bzero(&cts, sizeof(cts)); 579 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 580 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 581 cts.type = CTS_TYPE_CURRENT_SETTINGS; 582 xpt_action((union ccb *)&cts); 583 if (path->device->transport == XPORT_ATA) { 584 if (cts.xport_specific.ata.valid & CTS_ATA_VALID_BYTECOUNT) 585 bytecount = cts.xport_specific.ata.bytecount; 586 } else { 587 if (cts.xport_specific.sata.valid & CTS_SATA_VALID_BYTECOUNT) 588 bytecount = cts.xport_specific.sata.bytecount; 589 } 590 sectors = bytecount / ata_logical_sector_size(ident_buf); 591 592 cam_fill_ataio(ataio, 593 1, 594 probedone, 595 CAM_DIR_NONE, 596 0, 597 NULL, 598 0, 599 30*1000); 600 ata_28bit_cmd(ataio, ATA_SET_MULTI, 0, 0, sectors); 601 break; 602 } 603 case PROBE_INQUIRY: 604 { 605 u_int bytecount; 606 607 bytecount = 8192; /* SATA maximum */ 608 /* Fetch user bytecount from SIM. */ 609 bzero(&cts, sizeof(cts)); 610 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 611 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 612 cts.type = CTS_TYPE_USER_SETTINGS; 613 xpt_action((union ccb *)&cts); 614 if (path->device->transport == XPORT_ATA) { 615 if (cts.xport_specific.ata.valid & CTS_ATA_VALID_BYTECOUNT) 616 bytecount = cts.xport_specific.ata.bytecount; 617 } else { 618 if (cts.xport_specific.sata.valid & CTS_SATA_VALID_BYTECOUNT) 619 bytecount = cts.xport_specific.sata.bytecount; 620 } 621 /* Honor device capabilities. */ 622 bytecount &= ~1; 623 bytecount = max(2, min(65534, bytecount)); 624 if (ident_buf->satacapabilities != 0x0000 && 625 ident_buf->satacapabilities != 0xffff) { 626 bytecount = min(8192, bytecount); 627 } 628 /* Report bytecount to SIM. */ 629 bzero(&cts, sizeof(cts)); 630 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 631 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 632 cts.type = CTS_TYPE_CURRENT_SETTINGS; 633 if (path->device->transport == XPORT_ATA) { 634 cts.xport_specific.ata.bytecount = bytecount; 635 cts.xport_specific.ata.valid = CTS_ATA_VALID_BYTECOUNT; 636 } else { 637 cts.xport_specific.sata.bytecount = bytecount; 638 cts.xport_specific.sata.valid = CTS_SATA_VALID_BYTECOUNT; 639 } 640 xpt_action((union ccb *)&cts); 641 /* FALLTHROUGH */ 642 } 643 case PROBE_FULL_INQUIRY: 644 { 645 u_int inquiry_len; 646 struct scsi_inquiry_data *inq_buf = 647 &path->device->inq_data; 648 649 if (softc->action == PROBE_INQUIRY) 650 inquiry_len = SHORT_INQUIRY_LENGTH; 651 else 652 inquiry_len = SID_ADDITIONAL_LENGTH(inq_buf); 653 /* 654 * Some parallel SCSI devices fail to send an 655 * ignore wide residue message when dealing with 656 * odd length inquiry requests. Round up to be 657 * safe. 658 */ 659 inquiry_len = roundup2(inquiry_len, 2); 660 scsi_inquiry(csio, 661 /*retries*/1, 662 probedone, 663 MSG_SIMPLE_Q_TAG, 664 (u_int8_t *)inq_buf, 665 inquiry_len, 666 /*evpd*/FALSE, 667 /*page_code*/0, 668 SSD_MIN_SIZE, 669 /*timeout*/60 * 1000); 670 break; 671 } 672 case PROBE_PM_PID: 673 cam_fill_ataio(ataio, 674 1, 675 probedone, 676 /*flags*/CAM_DIR_NONE, 677 0, 678 /*data_ptr*/NULL, 679 /*dxfer_len*/0, 680 10 * 1000); 681 ata_pm_read_cmd(ataio, 0, 15); 682 break; 683 case PROBE_PM_PRV: 684 cam_fill_ataio(ataio, 685 1, 686 probedone, 687 /*flags*/CAM_DIR_NONE, 688 0, 689 /*data_ptr*/NULL, 690 /*dxfer_len*/0, 691 10 * 1000); 692 ata_pm_read_cmd(ataio, 1, 15); 693 break; 694 case PROBE_IDENTIFY_SES: 695 cam_fill_ataio(ataio, 696 1, 697 probedone, 698 /*flags*/CAM_DIR_IN, 699 0, 700 /*data_ptr*/(u_int8_t *)&softc->ident_data, 701 /*dxfer_len*/sizeof(softc->ident_data), 702 30 * 1000); 703 ata_28bit_cmd(ataio, ATA_SEP_ATTN, 0xEC, 0x02, 704 sizeof(softc->ident_data) / 4); 705 break; 706 case PROBE_IDENTIFY_SAFTE: 707 cam_fill_ataio(ataio, 708 1, 709 probedone, 710 /*flags*/CAM_DIR_IN, 711 0, 712 /*data_ptr*/(u_int8_t *)&softc->ident_data, 713 /*dxfer_len*/sizeof(softc->ident_data), 714 30 * 1000); 715 ata_28bit_cmd(ataio, ATA_SEP_ATTN, 0xEC, 0x00, 716 sizeof(softc->ident_data) / 4); 717 break; 718 default: 719 panic("probestart: invalid action state 0x%x\n", softc->action); 720 } 721 start_ccb->ccb_h.flags |= CAM_DEV_QFREEZE; 722 xpt_action(start_ccb); 723 } 724 725 static void 726 proberequestdefaultnegotiation(struct cam_periph *periph) 727 { 728 struct ccb_trans_settings cts; 729 730 xpt_setup_ccb(&cts.ccb_h, periph->path, CAM_PRIORITY_NONE); 731 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 732 cts.type = CTS_TYPE_USER_SETTINGS; 733 xpt_action((union ccb *)&cts); 734 if ((cts.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) 735 return; 736 cts.xport_specific.valid = 0; 737 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 738 cts.type = CTS_TYPE_CURRENT_SETTINGS; 739 xpt_action((union ccb *)&cts); 740 } 741 742 static void 743 probedone(struct cam_periph *periph, union ccb *done_ccb) 744 { 745 struct ccb_trans_settings cts; 746 struct ata_params *ident_buf; 747 struct scsi_inquiry_data *inq_buf; 748 probe_softc *softc; 749 struct cam_path *path; 750 cam_status status; 751 u_int32_t priority; 752 u_int caps, oif; 753 int changed, found = 1; 754 static const uint8_t fake_device_id_hdr[8] = 755 {0, SVPD_DEVICE_ID, 0, 12, 756 SVPD_ID_CODESET_BINARY, SVPD_ID_TYPE_NAA, 0, 8}; 757 758 CAM_DEBUG(done_ccb->ccb_h.path, CAM_DEBUG_TRACE, ("probedone\n")); 759 760 softc = (probe_softc *)periph->softc; 761 path = done_ccb->ccb_h.path; 762 priority = done_ccb->ccb_h.pinfo.priority; 763 ident_buf = &path->device->ident_data; 764 inq_buf = &path->device->inq_data; 765 766 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 767 if (cam_periph_error(done_ccb, 768 0, softc->restart ? (SF_NO_RECOVERY | SF_NO_RETRY) : 0 769 ) == ERESTART) { 770 out: 771 /* Drop freeze taken due to CAM_DEV_QFREEZE flag set. */ 772 cam_release_devq(path, 0, 0, 0, FALSE); 773 return; 774 } 775 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 776 /* Don't wedge the queue */ 777 xpt_release_devq(path, /*count*/1, /*run_queue*/TRUE); 778 } 779 status = done_ccb->ccb_h.status & CAM_STATUS_MASK; 780 if (softc->restart) { 781 softc->faults++; 782 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == 783 CAM_CMD_TIMEOUT) 784 softc->faults += 4; 785 if (softc->faults < 10) 786 goto done; 787 else 788 softc->restart = 0; 789 790 /* Old PIO2 devices may not support mode setting. */ 791 } else if (softc->action == PROBE_SETMODE && 792 status == CAM_ATA_STATUS_ERROR && 793 ata_max_pmode(ident_buf) <= ATA_PIO2 && 794 (ident_buf->capabilities1 & ATA_SUPPORT_IORDY) == 0) { 795 goto noerror; 796 797 /* 798 * Some old WD SATA disks report supported and enabled 799 * device-initiated interface power management, but return 800 * ABORT on attempt to disable it. 801 */ 802 } else if (softc->action == PROBE_SETPM && 803 status == CAM_ATA_STATUS_ERROR) { 804 goto noerror; 805 806 /* 807 * Some old WD SATA disks have broken SPINUP handling. 808 * If we really fail to spin up the disk, then there will be 809 * some media access errors later on, but at least we will 810 * have a device to interact with for recovery attempts. 811 */ 812 } else if (softc->action == PROBE_SPINUP && 813 status == CAM_ATA_STATUS_ERROR) { 814 goto noerror; 815 816 /* 817 * Some HP SATA disks report supported DMA Auto-Activation, 818 * but return ABORT on attempt to enable it. 819 */ 820 } else if (softc->action == PROBE_SETDMAAA && 821 status == CAM_ATA_STATUS_ERROR) { 822 goto noerror; 823 824 /* 825 * SES and SAF-TE SEPs have different IDENTIFY commands, 826 * but SATA specification doesn't tell how to identify them. 827 * Until better way found, just try another if first fail. 828 */ 829 } else if (softc->action == PROBE_IDENTIFY_SES && 830 status == CAM_ATA_STATUS_ERROR) { 831 PROBE_SET_ACTION(softc, PROBE_IDENTIFY_SAFTE); 832 xpt_release_ccb(done_ccb); 833 xpt_schedule(periph, priority); 834 goto out; 835 } 836 837 /* 838 * If we get to this point, we got an error status back 839 * from the inquiry and the error status doesn't require 840 * automatically retrying the command. Therefore, the 841 * inquiry failed. If we had inquiry information before 842 * for this device, but this latest inquiry command failed, 843 * the device has probably gone away. If this device isn't 844 * already marked unconfigured, notify the peripheral 845 * drivers that this device is no more. 846 */ 847 device_fail: if ((path->device->flags & CAM_DEV_UNCONFIGURED) == 0) 848 xpt_async(AC_LOST_DEVICE, path, NULL); 849 PROBE_SET_ACTION(softc, PROBE_INVALID); 850 found = 0; 851 goto done; 852 } 853 noerror: 854 if (softc->restart) 855 goto done; 856 switch (softc->action) { 857 case PROBE_RESET: 858 { 859 int sign = (done_ccb->ataio.res.lba_high << 8) + 860 done_ccb->ataio.res.lba_mid; 861 CAM_DEBUG(path, CAM_DEBUG_PROBE, 862 ("SIGNATURE: %04x\n", sign)); 863 if (sign == 0x0000 && 864 done_ccb->ccb_h.target_id != 15) { 865 path->device->protocol = PROTO_ATA; 866 PROBE_SET_ACTION(softc, PROBE_IDENTIFY); 867 } else if (sign == 0x9669 && 868 done_ccb->ccb_h.target_id == 15) { 869 /* Report SIM that PM is present. */ 870 bzero(&cts, sizeof(cts)); 871 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 872 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 873 cts.type = CTS_TYPE_CURRENT_SETTINGS; 874 cts.xport_specific.sata.pm_present = 1; 875 cts.xport_specific.sata.valid = CTS_SATA_VALID_PM; 876 xpt_action((union ccb *)&cts); 877 path->device->protocol = PROTO_SATAPM; 878 PROBE_SET_ACTION(softc, PROBE_PM_PID); 879 } else if (sign == 0xc33c && 880 done_ccb->ccb_h.target_id != 15) { 881 path->device->protocol = PROTO_SEMB; 882 PROBE_SET_ACTION(softc, PROBE_IDENTIFY_SES); 883 } else if (sign == 0xeb14 && 884 done_ccb->ccb_h.target_id != 15) { 885 path->device->protocol = PROTO_SCSI; 886 PROBE_SET_ACTION(softc, PROBE_IDENTIFY); 887 } else { 888 if (done_ccb->ccb_h.target_id != 15) { 889 xpt_print(path, 890 "Unexpected signature 0x%04x\n", sign); 891 } 892 goto device_fail; 893 } 894 xpt_release_ccb(done_ccb); 895 xpt_schedule(periph, priority); 896 goto out; 897 } 898 case PROBE_IDENTIFY: 899 { 900 struct ccb_pathinq cpi; 901 int veto = 0; 902 903 /* 904 * Convert to host byte order, and fix the strings. 905 */ 906 ident_buf = &softc->ident_data; 907 ata_param_fixup(ident_buf); 908 909 /* 910 * Allow others to veto this ATA disk attachment. This 911 * is mainly used by VMs, whose disk controllers may 912 * share the disks with the simulated ATA controllers. 913 */ 914 EVENTHANDLER_INVOKE(ada_probe_veto, path, ident_buf, &veto); 915 if (veto) { 916 goto device_fail; 917 } 918 919 /* Device may need spin-up before IDENTIFY become valid. */ 920 if ((ident_buf->specconf == 0x37c8 || 921 ident_buf->specconf == 0x738c) && 922 ((ident_buf->config & ATA_RESP_INCOMPLETE) || 923 softc->spinup == 0)) { 924 PROBE_SET_ACTION(softc, PROBE_SPINUP); 925 xpt_release_ccb(done_ccb); 926 xpt_schedule(periph, priority); 927 goto out; 928 } 929 ident_buf = &path->device->ident_data; 930 931 /* Check that it is the same device as we know. */ 932 if ((periph->path->device->flags & CAM_DEV_UNCONFIGURED) == 0) { 933 if (bcmp(softc->ident_data.model, ident_buf->model, 934 sizeof(ident_buf->model)) || 935 bcmp(softc->ident_data.serial, ident_buf->serial, 936 sizeof(ident_buf->serial))) { 937 /* The device was replaced. */ 938 changed = 2; 939 xpt_async(AC_LOST_DEVICE, path, NULL); 940 } else if (bcmp(&softc->ident_data, ident_buf, 941 sizeof(*ident_buf))) { 942 /* The device is the same, but has changed. */ 943 changed = 1; 944 } else { 945 /* Nothing has changed. */ 946 changed = 0; 947 } 948 } else { 949 /* This is a new device. */ 950 changed = 2; 951 } 952 953 if (changed != 0) 954 bcopy(&softc->ident_data, ident_buf, sizeof(struct ata_params)); 955 if (changed == 2) { 956 /* Clean up from previous instance of this device */ 957 if (path->device->serial_num != NULL) { 958 free(path->device->serial_num, M_CAMXPT); 959 path->device->serial_num = NULL; 960 path->device->serial_num_len = 0; 961 } 962 if (path->device->device_id != NULL) { 963 free(path->device->device_id, M_CAMXPT); 964 path->device->device_id = NULL; 965 path->device->device_id_len = 0; 966 } 967 path->device->serial_num = 968 (u_int8_t *)malloc((sizeof(ident_buf->serial) + 1), 969 M_CAMXPT, M_NOWAIT); 970 if (path->device->serial_num != NULL) { 971 bcopy(ident_buf->serial, 972 path->device->serial_num, 973 sizeof(ident_buf->serial)); 974 path->device->serial_num[sizeof(ident_buf->serial)] 975 = '\0'; 976 path->device->serial_num_len = 977 strlen(path->device->serial_num); 978 } 979 if (ident_buf->enabled.extension & 980 ATA_SUPPORT_64BITWWN) { 981 path->device->device_id = 982 malloc(16, M_CAMXPT, M_NOWAIT); 983 if (path->device->device_id != NULL) { 984 path->device->device_id_len = 16; 985 bcopy(&fake_device_id_hdr, 986 path->device->device_id, 8); 987 bcopy(ident_buf->wwn, 988 path->device->device_id + 8, 8); 989 ata_bswap(path->device->device_id + 8, 8); 990 } 991 } 992 path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID; 993 } 994 if (changed == 1) 995 xpt_async(AC_GETDEV_CHANGED, path, NULL); 996 if (ident_buf->satacapabilities & ATA_SUPPORT_NCQ) { 997 path->device->mintags = 2; 998 path->device->maxtags = 999 ATA_QUEUE_LEN(ident_buf->queue) + 1; 1000 } 1001 ata_find_quirk(path->device); 1002 if (path->device->mintags != 0 && 1003 path->bus->sim->max_tagged_dev_openings != 0) { 1004 /* Check if the SIM does not want queued commands. */ 1005 xpt_path_inq(&cpi, path); 1006 if (cpi.ccb_h.status == CAM_REQ_CMP && 1007 (cpi.hba_inquiry & PI_TAG_ABLE)) { 1008 /* Report SIM which tags are allowed. */ 1009 bzero(&cts, sizeof(cts)); 1010 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 1011 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 1012 cts.type = CTS_TYPE_CURRENT_SETTINGS; 1013 cts.xport_specific.sata.tags = path->device->maxtags; 1014 cts.xport_specific.sata.valid = CTS_SATA_VALID_TAGS; 1015 xpt_action((union ccb *)&cts); 1016 } 1017 } 1018 ata_device_transport(path); 1019 if (changed == 2) 1020 proberequestdefaultnegotiation(periph); 1021 PROBE_SET_ACTION(softc, PROBE_SETMODE); 1022 xpt_release_ccb(done_ccb); 1023 xpt_schedule(periph, priority); 1024 goto out; 1025 } 1026 case PROBE_SPINUP: 1027 if (bootverbose) 1028 xpt_print(path, "Spin-up done\n"); 1029 softc->spinup = 1; 1030 PROBE_SET_ACTION(softc, PROBE_IDENTIFY); 1031 xpt_release_ccb(done_ccb); 1032 xpt_schedule(periph, priority); 1033 goto out; 1034 case PROBE_SETMODE: 1035 /* Set supported bits. */ 1036 bzero(&cts, sizeof(cts)); 1037 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 1038 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 1039 cts.type = CTS_TYPE_CURRENT_SETTINGS; 1040 xpt_action((union ccb *)&cts); 1041 if (path->device->transport == XPORT_SATA && 1042 cts.xport_specific.sata.valid & CTS_SATA_VALID_CAPS) 1043 caps = cts.xport_specific.sata.caps & CTS_SATA_CAPS_H; 1044 else if (path->device->transport == XPORT_ATA && 1045 cts.xport_specific.ata.valid & CTS_ATA_VALID_CAPS) 1046 caps = cts.xport_specific.ata.caps & CTS_ATA_CAPS_H; 1047 else 1048 caps = 0; 1049 if (path->device->transport == XPORT_SATA && 1050 ident_buf->satacapabilities != 0xffff) { 1051 if (ident_buf->satacapabilities & ATA_SUPPORT_IFPWRMNGTRCV) 1052 caps |= CTS_SATA_CAPS_D_PMREQ; 1053 if (ident_buf->satacapabilities & ATA_SUPPORT_HAPST) 1054 caps |= CTS_SATA_CAPS_D_APST; 1055 } 1056 /* Mask unwanted bits. */ 1057 bzero(&cts, sizeof(cts)); 1058 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 1059 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 1060 cts.type = CTS_TYPE_USER_SETTINGS; 1061 xpt_action((union ccb *)&cts); 1062 if (path->device->transport == XPORT_SATA && 1063 cts.xport_specific.sata.valid & CTS_SATA_VALID_CAPS) 1064 caps &= cts.xport_specific.sata.caps; 1065 else if (path->device->transport == XPORT_ATA && 1066 cts.xport_specific.ata.valid & CTS_ATA_VALID_CAPS) 1067 caps &= cts.xport_specific.ata.caps; 1068 else 1069 caps = 0; 1070 /* 1071 * Remember what transport thinks about 48-bit DMA. If 1072 * capability information is not provided or transport is 1073 * SATA, we take support for granted. 1074 */ 1075 oif = path->device->inq_flags; 1076 if (!(path->device->inq_flags & SID_DMA) || 1077 (path->device->transport == XPORT_ATA && 1078 (cts.xport_specific.ata.valid & CTS_ATA_VALID_CAPS) && 1079 !(caps & CTS_ATA_CAPS_H_DMA48))) 1080 path->device->inq_flags &= ~SID_DMA48; 1081 else 1082 path->device->inq_flags |= SID_DMA48; 1083 if (path->device->inq_flags != oif) 1084 xpt_async(AC_GETDEV_CHANGED, path, NULL); 1085 /* Store result to SIM. */ 1086 bzero(&cts, sizeof(cts)); 1087 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 1088 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 1089 cts.type = CTS_TYPE_CURRENT_SETTINGS; 1090 if (path->device->transport == XPORT_SATA) { 1091 cts.xport_specific.sata.caps = caps; 1092 cts.xport_specific.sata.valid = CTS_SATA_VALID_CAPS; 1093 } else { 1094 cts.xport_specific.ata.caps = caps; 1095 cts.xport_specific.ata.valid = CTS_ATA_VALID_CAPS; 1096 } 1097 xpt_action((union ccb *)&cts); 1098 softc->caps = caps; 1099 if (path->device->transport != XPORT_SATA) 1100 goto notsata; 1101 if ((ident_buf->satasupport & ATA_SUPPORT_IFPWRMNGT) && 1102 (!(softc->caps & CTS_SATA_CAPS_H_PMREQ)) != 1103 (!(ident_buf->sataenabled & ATA_SUPPORT_IFPWRMNGT))) { 1104 PROBE_SET_ACTION(softc, PROBE_SETPM); 1105 xpt_release_ccb(done_ccb); 1106 xpt_schedule(periph, priority); 1107 goto out; 1108 } 1109 /* FALLTHROUGH */ 1110 case PROBE_SETPM: 1111 if (ident_buf->satacapabilities != 0xffff && 1112 (ident_buf->satacapabilities & ATA_SUPPORT_DAPST) && 1113 (!(softc->caps & CTS_SATA_CAPS_H_APST)) != 1114 (!(ident_buf->sataenabled & ATA_ENABLED_DAPST))) { 1115 PROBE_SET_ACTION(softc, PROBE_SETAPST); 1116 xpt_release_ccb(done_ccb); 1117 xpt_schedule(periph, priority); 1118 goto out; 1119 } 1120 /* FALLTHROUGH */ 1121 case PROBE_SETAPST: 1122 if ((ident_buf->satasupport & ATA_SUPPORT_AUTOACTIVATE) && 1123 (!(softc->caps & CTS_SATA_CAPS_H_DMAAA)) != 1124 (!(ident_buf->sataenabled & ATA_SUPPORT_AUTOACTIVATE))) { 1125 PROBE_SET_ACTION(softc, PROBE_SETDMAAA); 1126 xpt_release_ccb(done_ccb); 1127 xpt_schedule(periph, priority); 1128 goto out; 1129 } 1130 /* FALLTHROUGH */ 1131 case PROBE_SETDMAAA: 1132 if (path->device->protocol != PROTO_ATA && 1133 (ident_buf->satasupport & ATA_SUPPORT_ASYNCNOTIF) && 1134 (!(softc->caps & CTS_SATA_CAPS_H_AN)) != 1135 (!(ident_buf->sataenabled & ATA_SUPPORT_ASYNCNOTIF))) { 1136 PROBE_SET_ACTION(softc, PROBE_SETAN); 1137 xpt_release_ccb(done_ccb); 1138 xpt_schedule(periph, priority); 1139 goto out; 1140 } 1141 /* FALLTHROUGH */ 1142 case PROBE_SETAN: 1143 notsata: 1144 if (path->device->protocol == PROTO_ATA) { 1145 PROBE_SET_ACTION(softc, PROBE_SET_MULTI); 1146 } else { 1147 PROBE_SET_ACTION(softc, PROBE_INQUIRY); 1148 } 1149 xpt_release_ccb(done_ccb); 1150 xpt_schedule(periph, priority); 1151 goto out; 1152 case PROBE_SET_MULTI: 1153 if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) { 1154 path->device->flags &= ~CAM_DEV_UNCONFIGURED; 1155 xpt_acquire_device(path->device); 1156 done_ccb->ccb_h.func_code = XPT_GDEV_TYPE; 1157 xpt_action(done_ccb); 1158 xpt_async(AC_FOUND_DEVICE, path, done_ccb); 1159 } 1160 PROBE_SET_ACTION(softc, PROBE_DONE); 1161 break; 1162 case PROBE_INQUIRY: 1163 case PROBE_FULL_INQUIRY: 1164 { 1165 u_int8_t periph_qual, len; 1166 1167 path->device->flags |= CAM_DEV_INQUIRY_DATA_VALID; 1168 1169 periph_qual = SID_QUAL(inq_buf); 1170 1171 if (periph_qual != SID_QUAL_LU_CONNECTED && 1172 periph_qual != SID_QUAL_LU_OFFLINE) 1173 break; 1174 1175 /* 1176 * We conservatively request only 1177 * SHORT_INQUIRY_LEN bytes of inquiry 1178 * information during our first try 1179 * at sending an INQUIRY. If the device 1180 * has more information to give, 1181 * perform a second request specifying 1182 * the amount of information the device 1183 * is willing to give. 1184 */ 1185 len = inq_buf->additional_length 1186 + offsetof(struct scsi_inquiry_data, additional_length) + 1; 1187 if (softc->action == PROBE_INQUIRY 1188 && len > SHORT_INQUIRY_LENGTH) { 1189 PROBE_SET_ACTION(softc, PROBE_FULL_INQUIRY); 1190 xpt_release_ccb(done_ccb); 1191 xpt_schedule(periph, priority); 1192 goto out; 1193 } 1194 1195 ata_device_transport(path); 1196 if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) { 1197 path->device->flags &= ~CAM_DEV_UNCONFIGURED; 1198 xpt_acquire_device(path->device); 1199 done_ccb->ccb_h.func_code = XPT_GDEV_TYPE; 1200 xpt_action(done_ccb); 1201 xpt_async(AC_FOUND_DEVICE, path, done_ccb); 1202 } 1203 PROBE_SET_ACTION(softc, PROBE_DONE); 1204 break; 1205 } 1206 case PROBE_PM_PID: 1207 if ((path->device->flags & CAM_DEV_IDENTIFY_DATA_VALID) == 0) 1208 bzero(ident_buf, sizeof(*ident_buf)); 1209 softc->pm_pid = (done_ccb->ataio.res.lba_high << 24) + 1210 (done_ccb->ataio.res.lba_mid << 16) + 1211 (done_ccb->ataio.res.lba_low << 8) + 1212 done_ccb->ataio.res.sector_count; 1213 ((uint32_t *)ident_buf)[0] = softc->pm_pid; 1214 snprintf(ident_buf->model, sizeof(ident_buf->model), 1215 "Port Multiplier %08x", softc->pm_pid); 1216 PROBE_SET_ACTION(softc, PROBE_PM_PRV); 1217 xpt_release_ccb(done_ccb); 1218 xpt_schedule(periph, priority); 1219 goto out; 1220 case PROBE_PM_PRV: 1221 softc->pm_prv = (done_ccb->ataio.res.lba_high << 24) + 1222 (done_ccb->ataio.res.lba_mid << 16) + 1223 (done_ccb->ataio.res.lba_low << 8) + 1224 done_ccb->ataio.res.sector_count; 1225 ((uint32_t *)ident_buf)[1] = softc->pm_prv; 1226 snprintf(ident_buf->revision, sizeof(ident_buf->revision), 1227 "%04x", softc->pm_prv); 1228 path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID; 1229 ata_device_transport(path); 1230 if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) 1231 proberequestdefaultnegotiation(periph); 1232 /* Set supported bits. */ 1233 bzero(&cts, sizeof(cts)); 1234 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 1235 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 1236 cts.type = CTS_TYPE_CURRENT_SETTINGS; 1237 xpt_action((union ccb *)&cts); 1238 if (cts.xport_specific.sata.valid & CTS_SATA_VALID_CAPS) 1239 caps = cts.xport_specific.sata.caps & CTS_SATA_CAPS_H; 1240 else 1241 caps = 0; 1242 /* All PMPs must support PM requests. */ 1243 caps |= CTS_SATA_CAPS_D_PMREQ; 1244 /* Mask unwanted bits. */ 1245 bzero(&cts, sizeof(cts)); 1246 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 1247 cts.ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 1248 cts.type = CTS_TYPE_USER_SETTINGS; 1249 xpt_action((union ccb *)&cts); 1250 if (cts.xport_specific.sata.valid & CTS_SATA_VALID_CAPS) 1251 caps &= cts.xport_specific.sata.caps; 1252 else 1253 caps = 0; 1254 /* Remember what transport thinks about AEN. */ 1255 oif = path->device->inq_flags; 1256 if ((caps & CTS_SATA_CAPS_H_AN) && path->device->protocol != PROTO_ATA) 1257 path->device->inq_flags |= SID_AEN; 1258 else 1259 path->device->inq_flags &= ~SID_AEN; 1260 /* Store result to SIM. */ 1261 bzero(&cts, sizeof(cts)); 1262 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 1263 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 1264 cts.type = CTS_TYPE_CURRENT_SETTINGS; 1265 cts.xport_specific.sata.caps = caps; 1266 cts.xport_specific.sata.valid = CTS_SATA_VALID_CAPS; 1267 xpt_action((union ccb *)&cts); 1268 softc->caps = caps; 1269 if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) { 1270 path->device->flags &= ~CAM_DEV_UNCONFIGURED; 1271 xpt_acquire_device(path->device); 1272 done_ccb->ccb_h.func_code = XPT_GDEV_TYPE; 1273 xpt_action(done_ccb); 1274 xpt_async(AC_FOUND_DEVICE, path, done_ccb); 1275 } else { 1276 if (path->device->inq_flags != oif) 1277 xpt_async(AC_GETDEV_CHANGED, path, NULL); 1278 done_ccb->ccb_h.func_code = XPT_GDEV_TYPE; 1279 xpt_action(done_ccb); 1280 xpt_async(AC_SCSI_AEN, path, done_ccb); 1281 } 1282 PROBE_SET_ACTION(softc, PROBE_DONE); 1283 break; 1284 case PROBE_IDENTIFY_SES: 1285 case PROBE_IDENTIFY_SAFTE: 1286 if ((periph->path->device->flags & CAM_DEV_UNCONFIGURED) == 0) { 1287 /* Check that it is the same device. */ 1288 if (bcmp(&softc->ident_data, ident_buf, 53)) { 1289 /* Device changed. */ 1290 changed = 2; 1291 xpt_async(AC_LOST_DEVICE, path, NULL); 1292 } else { 1293 bcopy(&softc->ident_data, ident_buf, sizeof(struct ata_params)); 1294 changed = 0; 1295 } 1296 } else 1297 changed = 2; 1298 if (changed) { 1299 bcopy(&softc->ident_data, ident_buf, sizeof(struct ata_params)); 1300 /* Clean up from previous instance of this device */ 1301 if (path->device->device_id != NULL) { 1302 free(path->device->device_id, M_CAMXPT); 1303 path->device->device_id = NULL; 1304 path->device->device_id_len = 0; 1305 } 1306 path->device->device_id = 1307 malloc(16, M_CAMXPT, M_NOWAIT); 1308 if (path->device->device_id != NULL) { 1309 path->device->device_id_len = 16; 1310 bcopy(&fake_device_id_hdr, 1311 path->device->device_id, 8); 1312 bcopy(((uint8_t*)ident_buf) + 2, 1313 path->device->device_id + 8, 8); 1314 } 1315 1316 path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID; 1317 } 1318 ata_device_transport(path); 1319 if (changed) 1320 proberequestdefaultnegotiation(periph); 1321 1322 if (periph->path->device->flags & CAM_DEV_UNCONFIGURED) { 1323 path->device->flags &= ~CAM_DEV_UNCONFIGURED; 1324 xpt_acquire_device(path->device); 1325 done_ccb->ccb_h.func_code = XPT_GDEV_TYPE; 1326 xpt_action(done_ccb); 1327 xpt_async(AC_FOUND_DEVICE, path, done_ccb); 1328 } 1329 PROBE_SET_ACTION(softc, PROBE_DONE); 1330 break; 1331 default: 1332 panic("probedone: invalid action state 0x%x\n", softc->action); 1333 } 1334 done: 1335 if (softc->restart) { 1336 softc->restart = 0; 1337 xpt_release_ccb(done_ccb); 1338 probeschedule(periph); 1339 goto out; 1340 } 1341 xpt_release_ccb(done_ccb); 1342 CAM_DEBUG(periph->path, CAM_DEBUG_PROBE, ("Probe completed\n")); 1343 while ((done_ccb = (union ccb *)TAILQ_FIRST(&softc->request_ccbs))) { 1344 TAILQ_REMOVE(&softc->request_ccbs, 1345 &done_ccb->ccb_h, periph_links.tqe); 1346 done_ccb->ccb_h.status = found ? CAM_REQ_CMP : CAM_REQ_CMP_ERR; 1347 xpt_done(done_ccb); 1348 } 1349 /* Drop freeze taken due to CAM_DEV_QFREEZE flag set. */ 1350 cam_release_devq(path, 0, 0, 0, FALSE); 1351 cam_periph_invalidate(periph); 1352 cam_periph_release_locked(periph); 1353 } 1354 1355 static void 1356 probecleanup(struct cam_periph *periph) 1357 { 1358 free(periph->softc, M_CAMXPT); 1359 } 1360 1361 static void 1362 ata_find_quirk(struct cam_ed *device) 1363 { 1364 struct ata_quirk_entry *quirk; 1365 caddr_t match; 1366 1367 match = cam_quirkmatch((caddr_t)&device->ident_data, 1368 (caddr_t)ata_quirk_table, 1369 nitems(ata_quirk_table), 1370 sizeof(*ata_quirk_table), ata_identify_match); 1371 1372 if (match == NULL) 1373 panic("xpt_find_quirk: device didn't match wildcard entry!!"); 1374 1375 quirk = (struct ata_quirk_entry *)match; 1376 device->quirk = quirk; 1377 if (quirk->quirks & CAM_QUIRK_MAXTAGS) { 1378 device->mintags = quirk->mintags; 1379 device->maxtags = quirk->maxtags; 1380 } 1381 } 1382 1383 typedef struct { 1384 union ccb *request_ccb; 1385 struct ccb_pathinq *cpi; 1386 int counter; 1387 } ata_scan_bus_info; 1388 1389 /* 1390 * To start a scan, request_ccb is an XPT_SCAN_BUS ccb. 1391 * As the scan progresses, xpt_scan_bus is used as the 1392 * callback on completion function. 1393 */ 1394 static void 1395 ata_scan_bus(struct cam_periph *periph, union ccb *request_ccb) 1396 { 1397 struct cam_path *path; 1398 ata_scan_bus_info *scan_info; 1399 union ccb *work_ccb, *reset_ccb; 1400 struct mtx *mtx; 1401 cam_status status; 1402 1403 CAM_DEBUG(request_ccb->ccb_h.path, CAM_DEBUG_TRACE, 1404 ("xpt_scan_bus\n")); 1405 switch (request_ccb->ccb_h.func_code) { 1406 case XPT_SCAN_BUS: 1407 case XPT_SCAN_TGT: 1408 /* Find out the characteristics of the bus */ 1409 work_ccb = xpt_alloc_ccb_nowait(); 1410 if (work_ccb == NULL) { 1411 request_ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 1412 xpt_done(request_ccb); 1413 return; 1414 } 1415 xpt_path_inq(&work_ccb->cpi, request_ccb->ccb_h.path); 1416 if (work_ccb->ccb_h.status != CAM_REQ_CMP) { 1417 request_ccb->ccb_h.status = work_ccb->ccb_h.status; 1418 xpt_free_ccb(work_ccb); 1419 xpt_done(request_ccb); 1420 return; 1421 } 1422 1423 /* We may need to reset bus first, if we haven't done it yet. */ 1424 if ((work_ccb->cpi.hba_inquiry & 1425 (PI_WIDE_32|PI_WIDE_16|PI_SDTR_ABLE)) && 1426 !(work_ccb->cpi.hba_misc & PIM_NOBUSRESET) && 1427 !timevalisset(&request_ccb->ccb_h.path->bus->last_reset)) { 1428 reset_ccb = xpt_alloc_ccb_nowait(); 1429 if (reset_ccb == NULL) { 1430 request_ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 1431 xpt_free_ccb(work_ccb); 1432 xpt_done(request_ccb); 1433 return; 1434 } 1435 xpt_setup_ccb(&reset_ccb->ccb_h, request_ccb->ccb_h.path, 1436 CAM_PRIORITY_NONE); 1437 reset_ccb->ccb_h.func_code = XPT_RESET_BUS; 1438 xpt_action(reset_ccb); 1439 if (reset_ccb->ccb_h.status != CAM_REQ_CMP) { 1440 request_ccb->ccb_h.status = reset_ccb->ccb_h.status; 1441 xpt_free_ccb(reset_ccb); 1442 xpt_free_ccb(work_ccb); 1443 xpt_done(request_ccb); 1444 return; 1445 } 1446 xpt_free_ccb(reset_ccb); 1447 } 1448 1449 /* Save some state for use while we probe for devices */ 1450 scan_info = (ata_scan_bus_info *) 1451 malloc(sizeof(ata_scan_bus_info), M_CAMXPT, M_NOWAIT); 1452 if (scan_info == NULL) { 1453 request_ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 1454 xpt_free_ccb(work_ccb); 1455 xpt_done(request_ccb); 1456 return; 1457 } 1458 scan_info->request_ccb = request_ccb; 1459 scan_info->cpi = &work_ccb->cpi; 1460 /* If PM supported, probe it first. */ 1461 if (scan_info->cpi->hba_inquiry & PI_SATAPM) 1462 scan_info->counter = scan_info->cpi->max_target; 1463 else 1464 scan_info->counter = 0; 1465 1466 work_ccb = xpt_alloc_ccb_nowait(); 1467 if (work_ccb == NULL) { 1468 free(scan_info, M_CAMXPT); 1469 request_ccb->ccb_h.status = CAM_RESRC_UNAVAIL; 1470 xpt_done(request_ccb); 1471 break; 1472 } 1473 mtx = xpt_path_mtx(scan_info->request_ccb->ccb_h.path); 1474 goto scan_next; 1475 case XPT_SCAN_LUN: 1476 work_ccb = request_ccb; 1477 /* Reuse the same CCB to query if a device was really found */ 1478 scan_info = (ata_scan_bus_info *)work_ccb->ccb_h.ppriv_ptr0; 1479 mtx = xpt_path_mtx(scan_info->request_ccb->ccb_h.path); 1480 mtx_lock(mtx); 1481 /* If there is PMP... */ 1482 if ((scan_info->cpi->hba_inquiry & PI_SATAPM) && 1483 (scan_info->counter == scan_info->cpi->max_target)) { 1484 if (work_ccb->ccb_h.status == CAM_REQ_CMP) { 1485 /* everything else will be probed by it */ 1486 /* Free the current request path- we're done with it. */ 1487 xpt_free_path(work_ccb->ccb_h.path); 1488 goto done; 1489 } else { 1490 struct ccb_trans_settings cts; 1491 1492 /* Report SIM that PM is absent. */ 1493 bzero(&cts, sizeof(cts)); 1494 xpt_setup_ccb(&cts.ccb_h, 1495 work_ccb->ccb_h.path, CAM_PRIORITY_NONE); 1496 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 1497 cts.type = CTS_TYPE_CURRENT_SETTINGS; 1498 cts.xport_specific.sata.pm_present = 0; 1499 cts.xport_specific.sata.valid = CTS_SATA_VALID_PM; 1500 xpt_action((union ccb *)&cts); 1501 } 1502 } 1503 /* Free the current request path- we're done with it. */ 1504 xpt_free_path(work_ccb->ccb_h.path); 1505 if (scan_info->counter == 1506 ((scan_info->cpi->hba_inquiry & PI_SATAPM) ? 1507 0 : scan_info->cpi->max_target)) { 1508 done: 1509 mtx_unlock(mtx); 1510 xpt_free_ccb(work_ccb); 1511 xpt_free_ccb((union ccb *)scan_info->cpi); 1512 request_ccb = scan_info->request_ccb; 1513 free(scan_info, M_CAMXPT); 1514 request_ccb->ccb_h.status = CAM_REQ_CMP; 1515 xpt_done(request_ccb); 1516 break; 1517 } 1518 /* Take next device. Wrap from max (PMP) to 0. */ 1519 scan_info->counter = (scan_info->counter + 1 ) % 1520 (scan_info->cpi->max_target + 1); 1521 scan_next: 1522 status = xpt_create_path(&path, NULL, 1523 scan_info->request_ccb->ccb_h.path_id, 1524 scan_info->counter, 0); 1525 if (status != CAM_REQ_CMP) { 1526 if (request_ccb->ccb_h.func_code == XPT_SCAN_LUN) 1527 mtx_unlock(mtx); 1528 printf("xpt_scan_bus: xpt_create_path failed" 1529 " with status %#x, bus scan halted\n", 1530 status); 1531 xpt_free_ccb(work_ccb); 1532 xpt_free_ccb((union ccb *)scan_info->cpi); 1533 request_ccb = scan_info->request_ccb; 1534 free(scan_info, M_CAMXPT); 1535 request_ccb->ccb_h.status = status; 1536 xpt_done(request_ccb); 1537 break; 1538 } 1539 xpt_setup_ccb(&work_ccb->ccb_h, path, 1540 scan_info->request_ccb->ccb_h.pinfo.priority); 1541 work_ccb->ccb_h.func_code = XPT_SCAN_LUN; 1542 work_ccb->ccb_h.cbfcnp = ata_scan_bus; 1543 work_ccb->ccb_h.flags |= CAM_UNLOCKED; 1544 work_ccb->ccb_h.ppriv_ptr0 = scan_info; 1545 work_ccb->crcn.flags = scan_info->request_ccb->crcn.flags; 1546 mtx_unlock(mtx); 1547 if (request_ccb->ccb_h.func_code == XPT_SCAN_LUN) 1548 mtx = NULL; 1549 xpt_action(work_ccb); 1550 if (mtx != NULL) 1551 mtx_lock(mtx); 1552 break; 1553 default: 1554 break; 1555 } 1556 } 1557 1558 static void 1559 ata_scan_lun(struct cam_periph *periph, struct cam_path *path, 1560 cam_flags flags, union ccb *request_ccb) 1561 { 1562 struct ccb_pathinq cpi; 1563 cam_status status; 1564 struct cam_path *new_path; 1565 struct cam_periph *old_periph; 1566 int lock; 1567 1568 CAM_DEBUG(path, CAM_DEBUG_TRACE, ("xpt_scan_lun\n")); 1569 1570 xpt_path_inq(&cpi, path); 1571 if (cpi.ccb_h.status != CAM_REQ_CMP) { 1572 if (request_ccb != NULL) { 1573 request_ccb->ccb_h.status = cpi.ccb_h.status; 1574 xpt_done(request_ccb); 1575 } 1576 return; 1577 } 1578 1579 if (request_ccb == NULL) { 1580 request_ccb = xpt_alloc_ccb_nowait(); 1581 if (request_ccb == NULL) { 1582 xpt_print(path, "xpt_scan_lun: can't allocate CCB, " 1583 "can't continue\n"); 1584 return; 1585 } 1586 status = xpt_create_path(&new_path, NULL, 1587 path->bus->path_id, 1588 path->target->target_id, 1589 path->device->lun_id); 1590 if (status != CAM_REQ_CMP) { 1591 xpt_print(path, "xpt_scan_lun: can't create path, " 1592 "can't continue\n"); 1593 xpt_free_ccb(request_ccb); 1594 return; 1595 } 1596 xpt_setup_ccb(&request_ccb->ccb_h, new_path, CAM_PRIORITY_XPT); 1597 request_ccb->ccb_h.cbfcnp = xptscandone; 1598 request_ccb->ccb_h.flags |= CAM_UNLOCKED; 1599 request_ccb->ccb_h.func_code = XPT_SCAN_LUN; 1600 request_ccb->crcn.flags = flags; 1601 } 1602 1603 lock = (xpt_path_owned(path) == 0); 1604 if (lock) 1605 xpt_path_lock(path); 1606 if ((old_periph = cam_periph_find(path, "aprobe")) != NULL) { 1607 if ((old_periph->flags & CAM_PERIPH_INVALID) == 0) { 1608 probe_softc *softc; 1609 1610 softc = (probe_softc *)old_periph->softc; 1611 TAILQ_INSERT_TAIL(&softc->request_ccbs, 1612 &request_ccb->ccb_h, periph_links.tqe); 1613 softc->restart = 1; 1614 } else { 1615 request_ccb->ccb_h.status = CAM_REQ_CMP_ERR; 1616 xpt_done(request_ccb); 1617 } 1618 } else { 1619 status = cam_periph_alloc(proberegister, NULL, probecleanup, 1620 probestart, "aprobe", 1621 CAM_PERIPH_BIO, 1622 request_ccb->ccb_h.path, NULL, 0, 1623 request_ccb); 1624 1625 if (status != CAM_REQ_CMP) { 1626 xpt_print(path, "xpt_scan_lun: cam_alloc_periph " 1627 "returned an error, can't continue probe\n"); 1628 request_ccb->ccb_h.status = status; 1629 xpt_done(request_ccb); 1630 } 1631 } 1632 if (lock) 1633 xpt_path_unlock(path); 1634 } 1635 1636 static void 1637 xptscandone(struct cam_periph *periph, union ccb *done_ccb) 1638 { 1639 1640 xpt_free_path(done_ccb->ccb_h.path); 1641 xpt_free_ccb(done_ccb); 1642 } 1643 1644 static struct cam_ed * 1645 ata_alloc_device(struct cam_eb *bus, struct cam_et *target, lun_id_t lun_id) 1646 { 1647 struct ata_quirk_entry *quirk; 1648 struct cam_ed *device; 1649 1650 device = xpt_alloc_device(bus, target, lun_id); 1651 if (device == NULL) 1652 return (NULL); 1653 1654 /* 1655 * Take the default quirk entry until we have inquiry 1656 * data and can determine a better quirk to use. 1657 */ 1658 quirk = &ata_quirk_table[nitems(ata_quirk_table) - 1]; 1659 device->quirk = (void *)quirk; 1660 device->mintags = 0; 1661 device->maxtags = 0; 1662 bzero(&device->inq_data, sizeof(device->inq_data)); 1663 device->inq_flags = 0; 1664 device->queue_flags = 0; 1665 device->serial_num = NULL; 1666 device->serial_num_len = 0; 1667 return (device); 1668 } 1669 1670 static void 1671 ata_device_transport(struct cam_path *path) 1672 { 1673 struct ccb_pathinq cpi; 1674 struct ccb_trans_settings cts; 1675 struct scsi_inquiry_data *inq_buf = NULL; 1676 struct ata_params *ident_buf = NULL; 1677 1678 /* Get transport information from the SIM */ 1679 xpt_path_inq(&cpi, path); 1680 1681 path->device->transport = cpi.transport; 1682 if ((path->device->flags & CAM_DEV_INQUIRY_DATA_VALID) != 0) 1683 inq_buf = &path->device->inq_data; 1684 if ((path->device->flags & CAM_DEV_IDENTIFY_DATA_VALID) != 0) 1685 ident_buf = &path->device->ident_data; 1686 if (path->device->protocol == PROTO_ATA) { 1687 path->device->protocol_version = ident_buf ? 1688 ata_version(ident_buf->version_major) : cpi.protocol_version; 1689 } else if (path->device->protocol == PROTO_SCSI) { 1690 path->device->protocol_version = inq_buf ? 1691 SID_ANSI_REV(inq_buf) : cpi.protocol_version; 1692 } 1693 path->device->transport_version = ident_buf ? 1694 ata_version(ident_buf->version_major) : cpi.transport_version; 1695 1696 /* Tell the controller what we think */ 1697 xpt_setup_ccb(&cts.ccb_h, path, CAM_PRIORITY_NONE); 1698 cts.ccb_h.func_code = XPT_SET_TRAN_SETTINGS; 1699 cts.type = CTS_TYPE_CURRENT_SETTINGS; 1700 cts.transport = path->device->transport; 1701 cts.transport_version = path->device->transport_version; 1702 cts.protocol = path->device->protocol; 1703 cts.protocol_version = path->device->protocol_version; 1704 cts.proto_specific.valid = 0; 1705 if (ident_buf) { 1706 if (path->device->transport == XPORT_ATA) { 1707 cts.xport_specific.ata.atapi = 1708 (ident_buf->config == ATA_PROTO_CFA) ? 0 : 1709 ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_16) ? 16 : 1710 ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_12) ? 12 : 0; 1711 cts.xport_specific.ata.valid = CTS_ATA_VALID_ATAPI; 1712 } else { 1713 cts.xport_specific.sata.atapi = 1714 (ident_buf->config == ATA_PROTO_CFA) ? 0 : 1715 ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_16) ? 16 : 1716 ((ident_buf->config & ATA_PROTO_MASK) == ATA_PROTO_ATAPI_12) ? 12 : 0; 1717 cts.xport_specific.sata.valid = CTS_SATA_VALID_ATAPI; 1718 } 1719 } else 1720 cts.xport_specific.valid = 0; 1721 xpt_action((union ccb *)&cts); 1722 } 1723 1724 static void 1725 ata_dev_advinfo(union ccb *start_ccb) 1726 { 1727 struct cam_ed *device; 1728 struct ccb_dev_advinfo *cdai; 1729 off_t amt; 1730 1731 xpt_path_assert(start_ccb->ccb_h.path, MA_OWNED); 1732 start_ccb->ccb_h.status = CAM_REQ_INVALID; 1733 device = start_ccb->ccb_h.path->device; 1734 cdai = &start_ccb->cdai; 1735 switch(cdai->buftype) { 1736 case CDAI_TYPE_SCSI_DEVID: 1737 if (cdai->flags & CDAI_FLAG_STORE) 1738 return; 1739 cdai->provsiz = device->device_id_len; 1740 if (device->device_id_len == 0) 1741 break; 1742 amt = device->device_id_len; 1743 if (cdai->provsiz > cdai->bufsiz) 1744 amt = cdai->bufsiz; 1745 memcpy(cdai->buf, device->device_id, amt); 1746 break; 1747 case CDAI_TYPE_SERIAL_NUM: 1748 if (cdai->flags & CDAI_FLAG_STORE) 1749 return; 1750 cdai->provsiz = device->serial_num_len; 1751 if (device->serial_num_len == 0) 1752 break; 1753 amt = device->serial_num_len; 1754 if (cdai->provsiz > cdai->bufsiz) 1755 amt = cdai->bufsiz; 1756 memcpy(cdai->buf, device->serial_num, amt); 1757 break; 1758 case CDAI_TYPE_PHYS_PATH: 1759 if (cdai->flags & CDAI_FLAG_STORE) { 1760 if (device->physpath != NULL) 1761 free(device->physpath, M_CAMXPT); 1762 device->physpath_len = cdai->bufsiz; 1763 /* Clear existing buffer if zero length */ 1764 if (cdai->bufsiz == 0) 1765 break; 1766 device->physpath = malloc(cdai->bufsiz, M_CAMXPT, M_NOWAIT); 1767 if (device->physpath == NULL) { 1768 start_ccb->ccb_h.status = CAM_REQ_ABORTED; 1769 return; 1770 } 1771 memcpy(device->physpath, cdai->buf, cdai->bufsiz); 1772 } else { 1773 cdai->provsiz = device->physpath_len; 1774 if (device->physpath_len == 0) 1775 break; 1776 amt = device->physpath_len; 1777 if (cdai->provsiz > cdai->bufsiz) 1778 amt = cdai->bufsiz; 1779 memcpy(cdai->buf, device->physpath, amt); 1780 } 1781 break; 1782 default: 1783 return; 1784 } 1785 start_ccb->ccb_h.status = CAM_REQ_CMP; 1786 1787 if (cdai->flags & CDAI_FLAG_STORE) { 1788 xpt_async(AC_ADVINFO_CHANGED, start_ccb->ccb_h.path, 1789 (void *)(uintptr_t)cdai->buftype); 1790 } 1791 } 1792 1793 static void 1794 ata_action(union ccb *start_ccb) 1795 { 1796 1797 switch (start_ccb->ccb_h.func_code) { 1798 case XPT_SET_TRAN_SETTINGS: 1799 { 1800 ata_set_transfer_settings(&start_ccb->cts, 1801 start_ccb->ccb_h.path, 1802 /*async_update*/FALSE); 1803 break; 1804 } 1805 case XPT_SCAN_BUS: 1806 case XPT_SCAN_TGT: 1807 ata_scan_bus(start_ccb->ccb_h.path->periph, start_ccb); 1808 break; 1809 case XPT_SCAN_LUN: 1810 ata_scan_lun(start_ccb->ccb_h.path->periph, 1811 start_ccb->ccb_h.path, start_ccb->crcn.flags, 1812 start_ccb); 1813 break; 1814 case XPT_GET_TRAN_SETTINGS: 1815 { 1816 ata_get_transfer_settings(&start_ccb->cts); 1817 break; 1818 } 1819 case XPT_SCSI_IO: 1820 { 1821 struct cam_ed *device; 1822 u_int maxlen = 0; 1823 1824 device = start_ccb->ccb_h.path->device; 1825 if (device->protocol == PROTO_SCSI && 1826 (device->flags & CAM_DEV_IDENTIFY_DATA_VALID)) { 1827 uint16_t p = 1828 device->ident_data.config & ATA_PROTO_MASK; 1829 1830 maxlen = 1831 (device->ident_data.config == ATA_PROTO_CFA) ? 0 : 1832 (p == ATA_PROTO_ATAPI_16) ? 16 : 1833 (p == ATA_PROTO_ATAPI_12) ? 12 : 0; 1834 } 1835 if (start_ccb->csio.cdb_len > maxlen) { 1836 start_ccb->ccb_h.status = CAM_REQ_INVALID; 1837 xpt_done(start_ccb); 1838 break; 1839 } 1840 xpt_action_default(start_ccb); 1841 break; 1842 } 1843 case XPT_DEV_ADVINFO: 1844 { 1845 ata_dev_advinfo(start_ccb); 1846 break; 1847 } 1848 default: 1849 xpt_action_default(start_ccb); 1850 break; 1851 } 1852 } 1853 1854 static void 1855 ata_get_transfer_settings(struct ccb_trans_settings *cts) 1856 { 1857 struct ccb_trans_settings_ata *ata; 1858 struct ccb_trans_settings_scsi *scsi; 1859 struct cam_ed *device; 1860 1861 device = cts->ccb_h.path->device; 1862 xpt_action_default((union ccb *)cts); 1863 1864 if (cts->protocol == PROTO_UNKNOWN || 1865 cts->protocol == PROTO_UNSPECIFIED) { 1866 cts->protocol = device->protocol; 1867 cts->protocol_version = device->protocol_version; 1868 } 1869 1870 if (cts->protocol == PROTO_ATA) { 1871 ata = &cts->proto_specific.ata; 1872 if ((ata->valid & CTS_ATA_VALID_TQ) == 0) { 1873 ata->valid |= CTS_ATA_VALID_TQ; 1874 if (cts->type == CTS_TYPE_USER_SETTINGS || 1875 (device->flags & CAM_DEV_TAG_AFTER_COUNT) != 0 || 1876 (device->inq_flags & SID_CmdQue) != 0) 1877 ata->flags |= CTS_ATA_FLAGS_TAG_ENB; 1878 } 1879 } 1880 if (cts->protocol == PROTO_SCSI) { 1881 scsi = &cts->proto_specific.scsi; 1882 if ((scsi->valid & CTS_SCSI_VALID_TQ) == 0) { 1883 scsi->valid |= CTS_SCSI_VALID_TQ; 1884 if (cts->type == CTS_TYPE_USER_SETTINGS || 1885 (device->flags & CAM_DEV_TAG_AFTER_COUNT) != 0 || 1886 (device->inq_flags & SID_CmdQue) != 0) 1887 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; 1888 } 1889 } 1890 1891 if (cts->transport == XPORT_UNKNOWN || 1892 cts->transport == XPORT_UNSPECIFIED) { 1893 cts->transport = device->transport; 1894 cts->transport_version = device->transport_version; 1895 } 1896 } 1897 1898 static void 1899 ata_set_transfer_settings(struct ccb_trans_settings *cts, struct cam_path *path, 1900 int async_update) 1901 { 1902 struct ccb_pathinq cpi; 1903 struct ccb_trans_settings_ata *ata; 1904 struct ccb_trans_settings_scsi *scsi; 1905 struct ata_params *ident_data; 1906 struct scsi_inquiry_data *inq_data; 1907 struct cam_ed *device; 1908 1909 if (path == NULL || (device = path->device) == NULL) { 1910 cts->ccb_h.status = CAM_PATH_INVALID; 1911 xpt_done((union ccb *)cts); 1912 return; 1913 } 1914 1915 if (cts->protocol == PROTO_UNKNOWN 1916 || cts->protocol == PROTO_UNSPECIFIED) { 1917 cts->protocol = device->protocol; 1918 cts->protocol_version = device->protocol_version; 1919 } 1920 1921 if (cts->protocol_version == PROTO_VERSION_UNKNOWN 1922 || cts->protocol_version == PROTO_VERSION_UNSPECIFIED) 1923 cts->protocol_version = device->protocol_version; 1924 1925 if (cts->protocol != device->protocol) { 1926 xpt_print(path, "Uninitialized Protocol %x:%x?\n", 1927 cts->protocol, device->protocol); 1928 cts->protocol = device->protocol; 1929 } 1930 1931 if (cts->protocol_version > device->protocol_version) { 1932 if (bootverbose) { 1933 xpt_print(path, "Down reving Protocol " 1934 "Version from %d to %d?\n", cts->protocol_version, 1935 device->protocol_version); 1936 } 1937 cts->protocol_version = device->protocol_version; 1938 } 1939 1940 if (cts->transport == XPORT_UNKNOWN 1941 || cts->transport == XPORT_UNSPECIFIED) { 1942 cts->transport = device->transport; 1943 cts->transport_version = device->transport_version; 1944 } 1945 1946 if (cts->transport_version == XPORT_VERSION_UNKNOWN 1947 || cts->transport_version == XPORT_VERSION_UNSPECIFIED) 1948 cts->transport_version = device->transport_version; 1949 1950 if (cts->transport != device->transport) { 1951 xpt_print(path, "Uninitialized Transport %x:%x?\n", 1952 cts->transport, device->transport); 1953 cts->transport = device->transport; 1954 } 1955 1956 if (cts->transport_version > device->transport_version) { 1957 if (bootverbose) { 1958 xpt_print(path, "Down reving Transport " 1959 "Version from %d to %d?\n", cts->transport_version, 1960 device->transport_version); 1961 } 1962 cts->transport_version = device->transport_version; 1963 } 1964 1965 ident_data = &device->ident_data; 1966 inq_data = &device->inq_data; 1967 if (cts->protocol == PROTO_ATA) 1968 ata = &cts->proto_specific.ata; 1969 else 1970 ata = NULL; 1971 if (cts->protocol == PROTO_SCSI) 1972 scsi = &cts->proto_specific.scsi; 1973 else 1974 scsi = NULL; 1975 xpt_path_inq(&cpi, path); 1976 1977 /* Sanity checking */ 1978 if ((cpi.hba_inquiry & PI_TAG_ABLE) == 0 1979 || (ata && (ident_data->satacapabilities & ATA_SUPPORT_NCQ) == 0) 1980 || (scsi && (INQ_DATA_TQ_ENABLED(inq_data)) == 0) 1981 || (device->queue_flags & SCP_QUEUE_DQUE) != 0 1982 || (device->mintags == 0)) { 1983 /* 1984 * Can't tag on hardware that doesn't support tags, 1985 * doesn't have it enabled, or has broken tag support. 1986 */ 1987 if (ata) 1988 ata->flags &= ~CTS_ATA_FLAGS_TAG_ENB; 1989 if (scsi) 1990 scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; 1991 } 1992 1993 /* Start/stop tags use. */ 1994 if (cts->type == CTS_TYPE_CURRENT_SETTINGS && 1995 ((ata && (ata->valid & CTS_ATA_VALID_TQ) != 0) || 1996 (scsi && (scsi->valid & CTS_SCSI_VALID_TQ) != 0))) { 1997 int nowt, newt = 0; 1998 1999 nowt = ((device->flags & CAM_DEV_TAG_AFTER_COUNT) != 0 || 2000 (device->inq_flags & SID_CmdQue) != 0); 2001 if (ata) 2002 newt = (ata->flags & CTS_ATA_FLAGS_TAG_ENB) != 0; 2003 if (scsi) 2004 newt = (scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0; 2005 2006 if (newt && !nowt) { 2007 /* 2008 * Delay change to use tags until after a 2009 * few commands have gone to this device so 2010 * the controller has time to perform transfer 2011 * negotiations without tagged messages getting 2012 * in the way. 2013 */ 2014 device->tag_delay_count = CAM_TAG_DELAY_COUNT; 2015 device->flags |= CAM_DEV_TAG_AFTER_COUNT; 2016 } else if (nowt && !newt) 2017 xpt_stop_tags(path); 2018 } 2019 2020 if (async_update == FALSE) 2021 xpt_action_default((union ccb *)cts); 2022 } 2023 2024 /* 2025 * Handle any per-device event notifications that require action by the XPT. 2026 */ 2027 static void 2028 ata_dev_async(u_int32_t async_code, struct cam_eb *bus, struct cam_et *target, 2029 struct cam_ed *device, void *async_arg) 2030 { 2031 cam_status status; 2032 struct cam_path newpath; 2033 2034 /* 2035 * We only need to handle events for real devices. 2036 */ 2037 if (target->target_id == CAM_TARGET_WILDCARD 2038 || device->lun_id == CAM_LUN_WILDCARD) 2039 return; 2040 2041 /* 2042 * We need our own path with wildcards expanded to 2043 * handle certain types of events. 2044 */ 2045 if ((async_code == AC_SENT_BDR) 2046 || (async_code == AC_BUS_RESET) 2047 || (async_code == AC_INQ_CHANGED)) 2048 status = xpt_compile_path(&newpath, NULL, 2049 bus->path_id, 2050 target->target_id, 2051 device->lun_id); 2052 else 2053 status = CAM_REQ_CMP_ERR; 2054 2055 if (status == CAM_REQ_CMP) { 2056 if (async_code == AC_INQ_CHANGED) { 2057 /* 2058 * We've sent a start unit command, or 2059 * something similar to a device that 2060 * may have caused its inquiry data to 2061 * change. So we re-scan the device to 2062 * refresh the inquiry data for it. 2063 */ 2064 ata_scan_lun(newpath.periph, &newpath, 2065 CAM_EXPECT_INQ_CHANGE, NULL); 2066 } else { 2067 /* We need to reinitialize device after reset. */ 2068 ata_scan_lun(newpath.periph, &newpath, 2069 0, NULL); 2070 } 2071 xpt_release_path(&newpath); 2072 } else if (async_code == AC_LOST_DEVICE && 2073 (device->flags & CAM_DEV_UNCONFIGURED) == 0) { 2074 device->flags |= CAM_DEV_UNCONFIGURED; 2075 xpt_release_device(device); 2076 } else if (async_code == AC_TRANSFER_NEG) { 2077 struct ccb_trans_settings *settings; 2078 struct cam_path path; 2079 2080 settings = (struct ccb_trans_settings *)async_arg; 2081 xpt_compile_path(&path, NULL, bus->path_id, target->target_id, 2082 device->lun_id); 2083 ata_set_transfer_settings(settings, &path, 2084 /*async_update*/TRUE); 2085 xpt_release_path(&path); 2086 } 2087 } 2088 2089 static void 2090 _ata_announce_periph(struct cam_periph *periph, struct ccb_trans_settings *cts, u_int *speed) 2091 { 2092 struct ccb_pathinq cpi; 2093 struct cam_path *path = periph->path; 2094 2095 cam_periph_assert(periph, MA_OWNED); 2096 2097 xpt_setup_ccb(&cts->ccb_h, path, CAM_PRIORITY_NORMAL); 2098 cts->ccb_h.func_code = XPT_GET_TRAN_SETTINGS; 2099 cts->type = CTS_TYPE_CURRENT_SETTINGS; 2100 xpt_action((union ccb*)cts); 2101 if ((cts->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) 2102 return; 2103 /* Ask the SIM for its base transfer speed */ 2104 xpt_path_inq(&cpi, path); 2105 /* Report connection speed */ 2106 *speed = cpi.base_transfer_speed; 2107 if (cts->transport == XPORT_ATA) { 2108 struct ccb_trans_settings_pata *pata = 2109 &cts->xport_specific.ata; 2110 2111 if (pata->valid & CTS_ATA_VALID_MODE) 2112 *speed = ata_mode2speed(pata->mode); 2113 } 2114 if (cts->transport == XPORT_SATA) { 2115 struct ccb_trans_settings_sata *sata = 2116 &cts->xport_specific.sata; 2117 2118 if (sata->valid & CTS_SATA_VALID_REVISION) 2119 *speed = ata_revision2speed(sata->revision); 2120 } 2121 } 2122 2123 static void 2124 ata_announce_periph(struct cam_periph *periph) 2125 { 2126 struct ccb_trans_settings cts; 2127 u_int speed, mb; 2128 2129 _ata_announce_periph(periph, &cts, &speed); 2130 if ((cts.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) 2131 return; 2132 2133 mb = speed / 1000; 2134 if (mb > 0) 2135 printf("%s%d: %d.%03dMB/s transfers", 2136 periph->periph_name, periph->unit_number, 2137 mb, speed % 1000); 2138 else 2139 printf("%s%d: %dKB/s transfers", periph->periph_name, 2140 periph->unit_number, speed); 2141 /* Report additional information about connection */ 2142 if (cts.transport == XPORT_ATA) { 2143 struct ccb_trans_settings_pata *pata = 2144 &cts.xport_specific.ata; 2145 2146 printf(" ("); 2147 if (pata->valid & CTS_ATA_VALID_MODE) 2148 printf("%s, ", ata_mode2string(pata->mode)); 2149 if ((pata->valid & CTS_ATA_VALID_ATAPI) && pata->atapi != 0) 2150 printf("ATAPI %dbytes, ", pata->atapi); 2151 if (pata->valid & CTS_ATA_VALID_BYTECOUNT) 2152 printf("PIO %dbytes", pata->bytecount); 2153 printf(")"); 2154 } 2155 if (cts.transport == XPORT_SATA) { 2156 struct ccb_trans_settings_sata *sata = 2157 &cts.xport_specific.sata; 2158 2159 printf(" ("); 2160 if (sata->valid & CTS_SATA_VALID_REVISION) 2161 printf("SATA %d.x, ", sata->revision); 2162 else 2163 printf("SATA, "); 2164 if (sata->valid & CTS_SATA_VALID_MODE) 2165 printf("%s, ", ata_mode2string(sata->mode)); 2166 if ((sata->valid & CTS_ATA_VALID_ATAPI) && sata->atapi != 0) 2167 printf("ATAPI %dbytes, ", sata->atapi); 2168 if (sata->valid & CTS_SATA_VALID_BYTECOUNT) 2169 printf("PIO %dbytes", sata->bytecount); 2170 printf(")"); 2171 } 2172 printf("\n"); 2173 } 2174 2175 static void 2176 ata_announce_periph_sbuf(struct cam_periph *periph, struct sbuf *sb) 2177 { 2178 struct ccb_trans_settings cts; 2179 u_int speed, mb; 2180 2181 _ata_announce_periph(periph, &cts, &speed); 2182 if ((cts.ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) 2183 return; 2184 2185 mb = speed / 1000; 2186 if (mb > 0) 2187 sbuf_printf(sb, "%s%d: %d.%03dMB/s transfers", 2188 periph->periph_name, periph->unit_number, 2189 mb, speed % 1000); 2190 else 2191 sbuf_printf(sb, "%s%d: %dKB/s transfers", periph->periph_name, 2192 periph->unit_number, speed); 2193 /* Report additional information about connection */ 2194 if (cts.transport == XPORT_ATA) { 2195 struct ccb_trans_settings_pata *pata = 2196 &cts.xport_specific.ata; 2197 2198 sbuf_printf(sb, " ("); 2199 if (pata->valid & CTS_ATA_VALID_MODE) 2200 sbuf_printf(sb, "%s, ", ata_mode2string(pata->mode)); 2201 if ((pata->valid & CTS_ATA_VALID_ATAPI) && pata->atapi != 0) 2202 sbuf_printf(sb, "ATAPI %dbytes, ", pata->atapi); 2203 if (pata->valid & CTS_ATA_VALID_BYTECOUNT) 2204 sbuf_printf(sb, "PIO %dbytes", pata->bytecount); 2205 sbuf_printf(sb, ")"); 2206 } 2207 if (cts.transport == XPORT_SATA) { 2208 struct ccb_trans_settings_sata *sata = 2209 &cts.xport_specific.sata; 2210 2211 sbuf_printf(sb, " ("); 2212 if (sata->valid & CTS_SATA_VALID_REVISION) 2213 sbuf_printf(sb, "SATA %d.x, ", sata->revision); 2214 else 2215 sbuf_printf(sb, "SATA, "); 2216 if (sata->valid & CTS_SATA_VALID_MODE) 2217 sbuf_printf(sb, "%s, ", ata_mode2string(sata->mode)); 2218 if ((sata->valid & CTS_ATA_VALID_ATAPI) && sata->atapi != 0) 2219 sbuf_printf(sb, "ATAPI %dbytes, ", sata->atapi); 2220 if (sata->valid & CTS_SATA_VALID_BYTECOUNT) 2221 sbuf_printf(sb, "PIO %dbytes", sata->bytecount); 2222 sbuf_printf(sb, ")"); 2223 } 2224 sbuf_printf(sb, "\n"); 2225 } 2226 2227 static void 2228 ata_proto_announce_sbuf(struct cam_ed *device, struct sbuf *sb) 2229 { 2230 ata_print_ident_sbuf(&device->ident_data, sb); 2231 } 2232 2233 static void 2234 ata_proto_announce(struct cam_ed *device) 2235 { 2236 ata_print_ident(&device->ident_data); 2237 } 2238 2239 static void 2240 ata_proto_denounce(struct cam_ed *device) 2241 { 2242 ata_print_ident_short(&device->ident_data); 2243 } 2244 2245 static void 2246 ata_proto_denounce_sbuf(struct cam_ed *device, struct sbuf *sb) 2247 { 2248 ata_print_ident_short_sbuf(&device->ident_data, sb); 2249 } 2250 2251 static void 2252 semb_proto_announce_sbuf(struct cam_ed *device, struct sbuf *sb) 2253 { 2254 semb_print_ident_sbuf((struct sep_identify_data *)&device->ident_data, sb); 2255 } 2256 2257 static void 2258 semb_proto_announce(struct cam_ed *device) 2259 { 2260 semb_print_ident((struct sep_identify_data *)&device->ident_data); 2261 } 2262 2263 static void 2264 semb_proto_denounce(struct cam_ed *device) 2265 { 2266 semb_print_ident_short((struct sep_identify_data *)&device->ident_data); 2267 } 2268 2269 static void 2270 semb_proto_denounce_sbuf(struct cam_ed *device, struct sbuf *sb) 2271 { 2272 semb_print_ident_short_sbuf((struct sep_identify_data *)&device->ident_data, sb); 2273 } 2274 2275 static void 2276 ata_proto_debug_out(union ccb *ccb) 2277 { 2278 char cdb_str[(sizeof(struct ata_cmd) * 3) + 1]; 2279 2280 if (ccb->ccb_h.func_code != XPT_ATA_IO) 2281 return; 2282 2283 CAM_DEBUG(ccb->ccb_h.path, 2284 CAM_DEBUG_CDB,("%s. ACB: %s\n", ata_op_string(&ccb->ataio.cmd), 2285 ata_cmd_string(&ccb->ataio.cmd, cdb_str, sizeof(cdb_str)))); 2286 } 2287