1 /*- 2 * Copyright (c) 1992 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This software was developed by the Computer Systems Engineering group 6 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 7 * contributed to Berkeley. 8 * 9 * %sccs.include.redist.c% 10 * 11 * @(#)scsiformat.c 5.4 (Berkeley) 06/05/93 12 */ 13 14 #ifndef lint 15 char copyright[] = 16 "@(#) Copyright (c) 1993 The Regents of the University of California.\n\ 17 All rights reserved.\n"; 18 #endif /* not lint */ 19 20 #ifndef lint 21 static char sccsid[] = "@(#)scsiformat.c 5.4 (Berkeley) 06/05/93"; 22 #endif /* not lint */ 23 24 #include <sys/param.h> 25 #include <sys/ioctl.h> 26 27 #include <dev/scsi/scsi.h> 28 #include <dev/scsi/disk.h> 29 #include <dev/scsi/disktape.h> 30 #include <dev/scsi/scsi_ioctl.h> 31 32 #define COMPAT_HPSCSI 33 34 #include <errno.h> 35 #include <fcntl.h> 36 #include <stdio.h> 37 #include <stdlib.h> 38 #include <string.h> 39 #include <unistd.h> 40 41 int fd; 42 char *device; 43 44 void scsi_str __P((char *, char *, int)); 45 void do_command __P((int, struct scsi_cdb *, void *, int)); 46 void do_format __P((void)); 47 void print_capacity __P((void)); 48 void print_inquiry __P((void)); 49 void prflags __P((int, const char *)); 50 u_char *print_mode_page __P((u_char *)); 51 void print_mode_sense __P((void)); 52 void usage __P((void)); 53 54 #define N2(c, d) (((c) << 8) | (d)) 55 #define N3(b, c, d) (((b) << 16) | N2(c, d)) 56 #define N4(a, b, c, d) (((a) << 24) | N3(b, c, d)) 57 58 int sense_pctl; 59 60 int 61 main(argc, argv) 62 int argc; 63 char *argv[]; 64 { 65 extern char *optarg; 66 int ch, readonly; 67 68 readonly = 0; 69 sense_pctl = SCSI_MSENSE_PCTL_CUR; 70 while ((ch = getopt(argc, argv, "rp:")) != EOF) { 71 switch(ch) { 72 case 'r': 73 readonly = 1; 74 break; 75 case 'p': /* mode sense page control */ 76 switch (*optarg) { 77 case 'c': 78 sense_pctl = SCSI_MSENSE_PCTL_CUR; 79 break; 80 case 'd': 81 sense_pctl = SCSI_MSENSE_PCTL_DFLT; 82 break; 83 case 's': 84 sense_pctl = SCSI_MSENSE_PCTL_SAVED; 85 break; 86 case 'v': 87 (void)printf( 88 "*** note: for variable parameters, 1-bit means ``can write here''\n"); 89 sense_pctl = SCSI_MSENSE_PCTL_VAR; 90 break; 91 } 92 /* FALLTHROUGH */ 93 case '?': 94 default: 95 usage(); 96 } 97 } 98 argc -= optind; 99 argv += optind; 100 101 if (argc != 1) 102 usage(); 103 104 device = *argv; 105 fd = open(device, readonly ? O_RDONLY : O_RDWR, 0); 106 if (fd < 0) { 107 (void)fprintf(stderr, 108 "scsiformat: %s: %s\n", device, strerror(errno)); 109 exit(1); 110 } 111 print_inquiry(); 112 print_capacity(); 113 print_mode_sense(); 114 115 if (!readonly) 116 do_format(); 117 exit(0); 118 } 119 120 /* 121 * Copy a counted string, trimming trailing blanks, and turning the 122 * result into a C-style string. 123 */ 124 void 125 scsi_str(src, dst, len) 126 register char *src, *dst; 127 register int len; 128 { 129 130 while (src[len - 1] == ' ') { 131 if (--len == 0) { 132 *dst = 0; 133 return; 134 } 135 } 136 bcopy(src, dst, len); 137 dst[len] = 0; 138 } 139 140 void 141 print_inquiry() 142 { 143 register struct scsi_inq_ansi *si; 144 int ver; 145 struct scsi_inquiry inqbuf; 146 char vendor[10], product[17], rev[5]; 147 static struct scsi_cdb inq = { 148 CMD_INQUIRY, 0, 0, 0, sizeof(inqbuf), 0 149 }; 150 151 do_command(fd, &inq, &inqbuf, sizeof(inqbuf)); 152 (void)printf("%s: ", device); 153 154 ver = (inqbuf.si_version >> VER_ANSI_SHIFT) & VER_ANSI_MASK; 155 if (ver != 1 && ver != 2) { 156 (void)printf("type 0x%x, qual 0x%x, ver 0x%x (ansi %d)\n", 157 inqbuf.si_type, inqbuf.si_qual, inqbuf.si_version, ver); 158 return; 159 } 160 si = (struct scsi_inq_ansi *)&inqbuf; 161 switch (si->si_type & TYPE_TYPE_MASK) { 162 163 case TYPE_DAD: 164 (void)printf("(disk)"); 165 break; 166 167 case TYPE_WORM: 168 (void)printf("(WORM)"); 169 break; 170 171 case TYPE_ROM: 172 (void)printf("(CD-ROM)"); 173 break; 174 175 case TYPE_MO: 176 (void)printf("(MO-DISK)"); 177 break; 178 179 case TYPE_JUKEBOX: 180 (void)printf("(jukebox)"); 181 break; 182 183 default: 184 (void)printf("(??)"); 185 break; 186 } 187 scsi_str(si->si_vendor, vendor, sizeof(si->si_vendor)); 188 scsi_str(si->si_product, product, sizeof(si->si_product)); 189 scsi_str(si->si_rev, rev, sizeof(si->si_rev)); 190 (void)printf(" %s %s rev %s:", vendor, product, rev); 191 } 192 193 void 194 print_capacity() 195 { 196 struct scsi_rc rc; /* for READ CAPACITY */ 197 static struct scsi_cdb cap = { CMD_READ_CAPACITY }; 198 199 do_command(fd, &cap, &rc, sizeof(rc)); 200 (void)printf(" %d blocks of %d bytes each\n", 201 N4(rc.rc_lbah, rc.rc_lbahm, rc.rc_lbalm, rc.rc_lbal) + 1, 202 N4(rc.rc_blh, rc.rc_blhm, rc.rc_bllm, rc.rc_bll)); 203 } 204 205 void 206 print_mode_sense() 207 { 208 register u_char *cp, *ep; 209 register struct scsi_ms_bd *bd; 210 register int n, i, l, len, bdlen; 211 #ifdef TEN_BYTE_SENSE 212 struct { 213 struct scsi_ms10 ms; 214 u_char p[1023 - sizeof(struct scsi_ms10)]; 215 } msbuf; 216 static struct scsi_cdb modesense = { 217 CMD_MODE_SENSE10, SCSI_MSENSE_DBD, 0, 0, 0, 0, 0, 218 sizeof(msbuf) >> 8, sizeof (msbuf), 0 219 }; 220 221 CDB10(&modesense)->cdb_lbam = sense_pctl | SCSI_MS_PC_ALL; 222 do_command(fd, &modesense, &msbuf, sizeof(msbuf)); 223 len = N2(msbuf.ms.ms_lenh, msbuf.ms.ms_lenl); 224 bdlen = N2(msbuf.ms.ms_bdlh, msbuf.ms.ms_bdll); 225 #else 226 struct { 227 struct scsi_ms6 ms; 228 u_char p[255 - sizeof(struct scsi_ms6)]; 229 } msbuf; 230 static struct scsi_cdb modesense = { 231 CMD_MODE_SENSE6, 0, 0, 0, sizeof(msbuf), 0 232 }; 233 234 CDB6(&modesense)->cdb_lbam = sense_pctl | SCSI_MS_PC_ALL; 235 do_command(fd, &modesense, &msbuf, sizeof(msbuf)); 236 len = msbuf.ms.ms_len; 237 bdlen = msbuf.ms.ms_bdl; 238 #endif 239 (void)printf("\n%d bytes of mode sense data. ", len); 240 (void)printf("medium type 0x%x, %swrite protected\n", 241 msbuf.ms.ms_mt, msbuf.ms.ms_dsp & SCSI_MS_DSP_WP ? "" : "not "); 242 if ((n = bdlen) != 0) { 243 bd = (struct scsi_ms_bd *)msbuf.p; 244 for (n /= sizeof(*bd); --n >= 0; bd++) { 245 (void)printf("\tdensity code 0x%x, ", bd->bd_dc); 246 i = N3(bd->bd_nbh, bd->bd_nbm, bd->bd_nbl); 247 l = N3(bd->bd_blh, bd->bd_blm, bd->bd_bll); 248 if (i) 249 (void)printf("%d blocks of length %d\n", i, l); 250 else 251 (void)printf("all blocks of length %d\n", l); 252 } 253 } 254 /* 255 * Sense header lengths includes the sense header, while mode page 256 * lengths do not ... let's hear it for consistency! 257 */ 258 cp = msbuf.p + bdlen; 259 ep = msbuf.p + len - sizeof(msbuf.ms); 260 while (cp < ep) 261 cp = print_mode_page(cp); 262 } 263 264 void 265 prflags(v, cp) 266 int v; 267 register const char *cp; 268 { 269 register const char *np; 270 char f, sep; 271 272 for (sep = '<'; (f = *cp++) != 0; cp = np) { 273 for (np = cp; *np >= ' ';) 274 np++; 275 if ((v & (1 << (f - 1))) == 0) 276 continue; 277 printf("%c%.*s", sep, np - cp, cp); 278 sep = ','; 279 } 280 if (sep != '<') 281 putchar('>'); 282 } 283 284 static char * 285 cache_policy(x) 286 int x; 287 { 288 static char rsvd[30]; 289 290 switch (x) { 291 292 case SCSI_CACHE_DEFAULT: 293 return ("default"); 294 295 case SCSI_CACHE_KEEPPF: 296 return ("toss cmd data, save prefetch"); 297 298 case SCSI_CACHE_KEEPCMD: 299 return ("toss prefetch data, save cmd"); 300 301 default: 302 (void)sprintf(rsvd, "reserved %d", x); 303 return (rsvd); 304 } 305 /* NOTREACHED */ 306 } 307 308 u_char * 309 print_mode_page(cp) 310 u_char *cp; 311 { 312 register struct scsi_ms_page_hdr *mp; 313 int len, code, i; 314 u_char *tp; 315 const char *s; 316 317 mp = (struct scsi_ms_page_hdr *)cp; 318 code = mp->mp_psc & SCSI_MS_PC_MASK; 319 len = mp->mp_len; 320 (void)printf("\npage type %d%s (%d bytes): ", 321 code, mp->mp_psc & SCSI_MS_MP_SAVEABLE ? " (saveable)" : "", len); 322 switch (code) { 323 324 case SCSI_MS_PC_RWERRREC: 325 #define rw ((struct scsi_page_rwerrrec *)(mp + 1)) 326 (void)printf("Read/Write Error Recovery parameters.\n"); 327 (void)printf("\tflags = 0x%x", rw->rw_flags); 328 prflags(rw->rw_flags, 329 "\10AWRE\7ARRE\6TB\5RC\4EER\3PER\2DTE\1DCR"); 330 (void)printf(",\n\t%d read retries, %d correction span bits,\n", 331 rw->rw_read_retry, rw->rw_corr_span); 332 (void)printf("\t%d head offsets, %d data strobe offsets%s\n", 333 rw->rw_hd_off, rw->rw_ds_off, len > 6 ? "," : "."); 334 if (len <= 6) 335 break; 336 (void)printf("\t%d write retries, ", rw->rw_write_retry); 337 i = N2(rw->rw_rtlh, rw->rw_rtll); 338 if (i != 0xffff) 339 (void)printf("%d", i); 340 else 341 (void)printf("no"); 342 (void)printf(" recovery time limit.\n"); 343 break; 344 #undef rw 345 346 case SCSI_MS_PC_DR: 347 #define dr ((struct scsi_page_dr *)(mp + 1)) 348 (void)printf("Disconnect/Reconnect control.\n"); 349 (void)printf("\tbuffer full ratio %d, buffer empty ratio %d,\n", 350 dr->dr_full, dr->dr_empty); 351 (void)printf("\ttime limits: %d bus inactivity, ", 352 N2(dr->dr_inacth, dr->dr_inactl)); 353 (void)printf("%d disconnect, %d connect.\n", 354 N2(dr->dr_disconh, dr->dr_disconl), 355 N2(dr->dr_conh, dr->dr_conl)); 356 (void)printf("\tmaximum burst size %d,\n", 357 N2(dr->dr_bursth, dr->dr_burstl)); 358 switch (dr->dr_dtdc & SCSI_DR_DTDC_MASK) { 359 case SCSI_DR_DTDC_NONE: 360 s = "never"; 361 break; 362 case SCSI_DR_DTDC_NOTDATA: 363 s = "during data transfer"; 364 break; 365 case SCSI_DR_DTDC_RSVD: 366 s = "???"; 367 break; 368 case SCSI_DR_DTDC_NOTD2: 369 s = "during and after data transfer"; 370 break; 371 } 372 (void)printf("\tsuppress disconnect %s.\n", s); 373 break; 374 #undef dr 375 376 case SCSI_MS_PC_FMT: 377 #define fmt ((struct scsi_page_fmt *)(mp + 1)) 378 (void)printf("Format parameters.\n"); 379 (void)printf("\t%d tracks/zone, %d alt.sect./zone, ", 380 N2(fmt->fmt_tpzh, fmt->fmt_tpzl), 381 N2(fmt->fmt_aspzh, fmt->fmt_aspzl)); 382 (void)printf("%d alt.tracks/zone,\n\t%d alt.tracks/vol., ", 383 N2(fmt->fmt_atpzh, fmt->fmt_atpzl), 384 N2(fmt->fmt_atpvh, fmt->fmt_atpvl)); 385 (void)printf("%d sectors/track, %d bytes/phys.sector,\n", 386 N2(fmt->fmt_spth, fmt->fmt_sptl), 387 N2(fmt->fmt_dbppsh, fmt->fmt_dbppsl)); 388 (void)printf("\tinterleave %d, track skew %d, cyl.skew %d,\n", 389 N2(fmt->fmt_ilh, fmt->fmt_ill), 390 N2(fmt->fmt_tsfh, fmt->fmt_tsfl), 391 N2(fmt->fmt_csfh, fmt->fmt_csfl)); 392 (void)printf("\tdrive flags 0x%x", fmt->fmt_flags); 393 prflags(fmt->fmt_flags, "\10SSEC\7HSEC\6RMB\5SURF"); 394 (void)printf(".\n"); 395 break; 396 #undef fmt 397 398 case SCSI_MS_PC_RDGEOM: 399 #define rd ((struct scsi_page_rdgeom *)(mp + 1)) 400 (void)printf("Disk Geometry parameters.\n"); 401 (void)printf("\t%d cylinders, %d heads,\n", 402 N3(rd->rd_ncylh, rd->rd_ncylm, rd->rd_ncyll), 403 rd->rd_nheads); 404 (void)printf("\tstart write precompensation at cyl %d,\n", 405 N3(rd->rd_wpcylh, rd->rd_wpcylm, rd->rd_wpcyll)); 406 (void)printf("\tstart reduced write current at cyl %d,\n", 407 N3(rd->rd_rwcylh, rd->rd_rwcylm, rd->rd_rwcyll)); 408 (void)printf("\tseek step rate %f us, landing zone cyl %d,\n", 409 N2(rd->rd_steph, rd->rd_stepl) * 0.1, 410 N3(rd->rd_lcylh, rd->rd_lcylm, rd->rd_lcyll)); 411 switch (rd->rd_rpl & SCSI_RD_RPL_MASK) { 412 case SCSI_RD_RPL_NONE: 413 s = "disabled or unsupported"; 414 break; 415 case SCSI_RD_RPL_SLAVE: 416 s = "slave"; 417 break; 418 case SCSI_RD_RPL_MASTER: 419 s = "master"; 420 break; 421 case SCSI_RD_RPL_MCONTROL: 422 s = "master control"; 423 break; 424 } 425 (void)printf("\trotational synch %s, offset %d/256%s\n", 426 s, rd->rd_roff, len > 18 ? "," : "."); 427 if (len > 18) 428 (void)printf("\trotation %d rpm.\n", 429 N2(rd->rd_rpmh, rd->rd_rpml)); 430 break; 431 #undef rd 432 433 case SCSI_MS_PC_VERRREC: 434 #define v ((struct scsi_page_verrrec *)(mp + 1)) 435 (void)printf("Verify Error Recovery parameters.\n"); 436 (void)printf("\tflags = 0x%x", v->v_flags); 437 prflags(v->v_flags, "\4EER\3PER\2DTE\1DCR"); 438 (void)printf(",\n\t%d verify retries, %d %s span bits,\n\t", 439 v->v_verify_retry, v->v_corr_span, "correction"); 440 (void)printf("%d recovery time limit.\n", 441 N2(v->v_rtlh, v->v_rtll)); 442 break; 443 #undef v 444 445 case SCSI_MS_PC_CACHE: 446 #define cache ((struct scsi_page_cache *)(mp + 1)) 447 (void)printf("Caching Page.\n"); 448 (void)printf("\tflags = 0x%x", cache->cache_flags); 449 prflags(cache->cache_flags, "\3WCE\2MF\1RCD"); 450 (void)printf( 451 ",\n\tread retention = %s, write retention = %s,\n", 452 cache_policy(SCSI_CACHE_RDPOLICY(cache->cache_reten)), 453 cache_policy(SCSI_CACHE_WRPOLICY(cache->cache_reten))); 454 (void)printf("\tdisable prefetch transfer length = %d,\n", 455 N2(cache->cache_dptlh, cache->cache_dptll)); 456 (void)printf("\tmin prefetch = %d, max prefetch = %d, ", 457 N2(cache->cache_minpfh, cache->cache_minpfl), 458 N2(cache->cache_maxpfh, cache->cache_maxpfl)); 459 (void)printf("max prefetch ceiling = %d.\n", 460 N2(cache->cache_mpch, cache->cache_mpcl)); 461 break; 462 #undef cache 463 464 case SCSI_MS_PC_CTLMODE: 465 #define cm ((struct scsi_page_ctlmode *)(mp + 1)) 466 (void)printf("Control Mode Page.\n"); 467 (void)printf("\t%s report log-activity error conditions,\n", 468 cm->cm_rlec & SCSI_CM_RLEC ? "do" : "do not"); 469 (void)printf("\tqueue algorithm modifier = %d, flags = 0x%x", 470 SCSI_CM_QMOD(cm->cm_qctl), 471 cm->cm_qctl & (SCSI_CM_QERR|SCSI_CM_DQUE)); 472 prflags(cm->cm_qctl, "\2QERR\1DQUE"); 473 (void)printf(",\n\tECA/AEN flags = 0x%x", cm->cm_ecaaen); 474 prflags(cm->cm_ecaaen, "\10ECA\3RAENP\2UUAENP\1EAENP"); 475 (void)printf(", AEN holdoff period = %d ms.\n", 476 N2(cm->cm_aenholdh, cm->cm_aenholdl)); 477 break; 478 #undef cm 479 480 /* 481 * Vendor Unique, but what the heck. 482 */ 483 case SCSI_MS_PC_CDCCACHECTL: 484 #define ccm ((struct scsi_page_CDCcachectlmode *)(mp + 1)) 485 (void)printf("CDC-specific Cache Control Mode Page.\n"); 486 (void)printf("\tflags = 0x%x", ccm->ccm_flags); 487 prflags(ccm->ccm_flags, "\7WIE\5ENABLE"); 488 (void)printf(", table size = %d, prefetch threshold = %d\n", 489 SCSI_CDC_CCM_TBLSZ(ccm->ccm_flags), 490 ccm->ccm_pfthresh); 491 (void)printf("\tmaximum %s = %d, maximum %s = %d,\n", 492 "threshold", ccm->ccm_maxthresh, 493 "prefetch multiplier", ccm->ccm_maxpfmult); 494 (void)printf("\tminimum %s = %d, minimum %s = %d.\n", 495 "threshold", ccm->ccm_minthresh, 496 "prefetch multiplier", ccm->ccm_minpfmult); 497 break; 498 #undef ccm 499 500 default: 501 (void)printf("Unknown page type."); 502 for (tp = cp + sizeof(*mp), i = 0; i < len; ++i) { 503 if ((i & 7) == 0) 504 (void)printf("\n\t%2d: ", i); 505 (void)printf(" %02x", *tp++); 506 } 507 (void)printf(".\n"); 508 break; 509 } 510 return (cp + sizeof(*mp) + len); 511 } 512 513 void 514 pr_sense(fd) 515 int fd; 516 { 517 static struct scsi_fmt_sense s; 518 register struct scsi_sense *sn; 519 520 if (ioctl(fd, SDIOCSENSE, &s) < 0) 521 (void)fprintf(stderr, 522 "scsiformat: SDIOCSENSE: %s\n", strerror(errno)); 523 524 (void)printf("scsi status 0x%x", s.status); 525 if (s.status & STS_CHECKCOND) { 526 sn = (struct scsi_sense *)s.sense; 527 528 (void)printf(" sense class %d, code %d", 529 SENSE_ECLASS(sn), SENSE_ECODE(sn)); 530 if (SENSE_ISXSENSE(sn)) { 531 (void)printf(", key %d", XSENSE_KEY(sn)); 532 if (XSENSE_IVALID(sn)) 533 (void)printf(", blk %d", XSENSE_INFO(sn)); 534 } 535 } 536 (void)printf("\n"); 537 } 538 539 void 540 do_format() 541 { 542 struct { 543 struct scsi_ms6 ms; /* mode select header */ 544 struct scsi_ms_bd bd; /* block descriptor */ 545 struct scsi_ms_page_hdr mp; /* ctl mode page hdr */ 546 struct scsi_page_ctlmode cm; /* ctl mode page */ 547 u_char pad[4]; /* ??? */ 548 } msel; 549 u_char fmtbuf[128]; 550 static struct scsi_cdb modeselect = { 551 CMD_MODE_SELECT6, 552 SCSI_MSEL_SCSI2_DATA | SCSI_MSEL_SAVEPAGES, 0, 0, 553 sizeof(msel), 0 554 }; 555 static struct scsi_cdb format = { CMD_FORMAT_UNIT }; 556 557 /* want mostly 0s; set them all zero here */ 558 bzero(&msel, sizeof(msel)); 559 560 /* one block descriptor */ 561 msel.ms.ms_bdl = sizeof(struct scsi_ms_bd); 562 563 /* block length = 512 bytes */ 564 msel.bd.bd_blm = 512 / 256; 565 msel.bd.bd_bll = 512 % 256; 566 567 /* 568 * In the following, the mystery pad region is copied from 569 * the original driver. I have no idea what it is for. 570 * (Anyone got SCSI-2 documents?) 571 */ 572 573 /* mode page parameters: report log-activity exception conditions */ 574 msel.mp.mp_psc = SCSI_MS_PC_CTLMODE; 575 msel.mp.mp_len = sizeof(msel.cm) + sizeof(msel.pad); 576 msel.cm.cm_rlec = SCSI_CM_RLEC; 577 578 do_command(fd, &modeselect, &msel, sizeof(msel)); 579 580 bzero(fmtbuf, sizeof(fmtbuf)); 581 do_command(fd, &format, fmtbuf, sizeof(fmtbuf)); 582 } 583 584 void 585 do_command(fd, cdb, buf, len) 586 int fd; 587 struct scsi_cdb *cdb; 588 void *buf; 589 int len; 590 { 591 static int on = 1, off = 0; 592 int user, ret; 593 594 bzero(buf, len); 595 if (ioctl(fd, SDIOCSFORMAT, &on) < 0) { 596 (void)fprintf(stderr, 597 "scsiformat: SDIOCSFORMAT (on): %s\n", strerror(errno)); 598 if (ioctl(fd, SDIOCGFORMAT, &user) == 0 && user != 0) 599 (void)fprintf(stderr, "scsiformat: pid %d has it\n", 600 user); 601 return; 602 } 603 ret = ioctl(fd, SDIOCSCSICOMMAND, cdb); 604 #ifdef COMPAT_HPSCSI 605 if (ret < 0) { 606 static const char scsicmdlen[8] = { 6, 10, 0, 0, 0, 12, 0, 0 }; 607 #define SCSICMDLEN(cmd) scsicmdlen[(cmd) >> 5] 608 struct scsi_fmt_cdb { 609 int len; 610 u_char cdb[28]; 611 } sc; 612 #define OSDIOCSCSICOMMAND _IOW('S', 0x3, struct scsi_fmt_cdb) 613 614 sc.len = SCSICMDLEN(cdb->cdb_bytes[0]); 615 bcopy(cdb->cdb_bytes, sc.cdb, sc.len); 616 ret = ioctl(fd, OSDIOCSCSICOMMAND, &sc); 617 } 618 #endif 619 if (ret < 0) 620 (void)fprintf(stderr, 621 "scsiformat: SDIOCSCSICOMMAND: %s\n", strerror(errno)); 622 else if (read(fd, buf, len) < 0) { 623 (void)fprintf(stderr, 624 "scsiformat: read: %s\n", strerror(errno)); 625 pr_sense(fd); 626 } 627 628 if (ioctl(fd, SDIOCSFORMAT, &off) < 0) 629 (void)fprintf(stderr, 630 "scsiformat: SDIOCSFORMAT (off): %s\n", strerror(errno)); 631 } 632 633 void 634 usage() 635 { 636 (void)fprintf(stderr, "usage: scsiformat [-r] [-p c|d|s|v] device\n"); 637 exit(1); 638 } 639