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1.1 ! root 1: /* ! 2: * Copyright (c) 1980,1986,1988 Regents of the University of California. ! 3: * All rights reserved. ! 4: * ! 5: * Redistribution and use in source and binary forms are permitted provided ! 6: * that: (1) source distributions retain this entire copyright notice and ! 7: * comment, and (2) distributions including binaries display the following ! 8: * acknowledgement: ``This product includes software developed by the ! 9: * University of California, Berkeley and its contributors'' in the ! 10: * documentation or other materials provided with the distribution and in ! 11: * all advertising materials mentioning features or use of this software. ! 12: * Neither the name of the University nor the names of its contributors may ! 13: * be used to endorse or promote products derived from this software without ! 14: * specific prior written permission. ! 15: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED ! 16: * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF ! 17: * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ! 18: */ ! 19: ! 20: #ifndef lint ! 21: char copyright[] = ! 22: "@(#) Copyright (c) 1980,1986,1988 Regents of the University of California.\n\ ! 23: All rights reserved.\n"; ! 24: #endif not lint ! 25: ! 26: #ifndef lint ! 27: static char sccsid[] = "@(#)bad144.c 5.18 (Berkeley) 6/1/90"; ! 28: #endif not lint ! 29: ! 30: /* ! 31: * bad144 ! 32: * ! 33: * This program prints and/or initializes a bad block record for a pack, ! 34: * in the format used by the DEC standard 144. ! 35: * It can also add bad sector(s) to the record, moving the sector ! 36: * replacements as necessary. ! 37: * ! 38: * It is preferable to write the bad information with a standard formatter, ! 39: * but this program will do. ! 40: * ! 41: * RP06 sectors are marked as bad by inverting the format bit in the ! 42: * header; on other drives the valid-sector bit is cleared. ! 43: */ ! 44: #include <sys/param.h> ! 45: #include <sys/dkbad.h> ! 46: #include <sys/ioctl.h> ! 47: #include <ufs/fs.h> ! 48: #include <sys/file.h> ! 49: #include <sys/disklabel.h> ! 50: ! 51: #include <stdio.h> ! 52: #include <paths.h> ! 53: ! 54: #define RETRIES 10 /* number of retries on reading old sectors */ ! 55: #define RAWPART "c" /* disk partition containing badsector tables */ ! 56: ! 57: int fflag, add, copy, verbose, nflag; ! 58: int compare(); ! 59: int dups; ! 60: int badfile = -1; /* copy of badsector table to use, -1 if any */ ! 61: #define MAXSECSIZE 1024 ! 62: struct dkbad curbad, oldbad; ! 63: #define DKBAD_MAGIC 0 ! 64: ! 65: char label[BBSIZE]; ! 66: daddr_t size, getold(), badsn(); ! 67: struct disklabel *dp; ! 68: char name[BUFSIZ]; ! 69: char *malloc(); ! 70: off_t lseek(); ! 71: ! 72: main(argc, argv) ! 73: int argc; ! 74: char *argv[]; ! 75: { ! 76: register struct bt_bad *bt; ! 77: daddr_t sn, bn[126]; ! 78: int i, f, nbad, new, bad, errs; ! 79: ! 80: argc--, argv++; ! 81: while (argc > 0 && **argv == '-') { ! 82: (*argv)++; ! 83: while (**argv) { ! 84: switch (**argv) { ! 85: #if vax ! 86: case 'f': ! 87: fflag++; ! 88: break; ! 89: #endif ! 90: case 'a': ! 91: add++; ! 92: break; ! 93: case 'c': ! 94: copy++; ! 95: break; ! 96: case 'v': ! 97: verbose++; ! 98: break; ! 99: case 'n': ! 100: nflag++; ! 101: verbose++; ! 102: break; ! 103: default: ! 104: if (**argv >= '0' && **argv <= '4') { ! 105: badfile = **argv - '0'; ! 106: break; ! 107: } ! 108: goto usage; ! 109: } ! 110: (*argv)++; ! 111: } ! 112: argc--, argv++; ! 113: } ! 114: if (argc < 1) { ! 115: usage: ! 116: fprintf(stderr, ! 117: "usage: bad144 [ -f ] disk [ snum [ bn ... ] ]\n"); ! 118: fprintf(stderr, ! 119: "to read or overwrite bad-sector table, e.g.: bad144 hp0\n"); ! 120: fprintf(stderr, ! 121: "or bad144 -a [ -f ] [ -c ] disk bn ...\n"); ! 122: fprintf(stderr, "where options are:\n"); ! 123: fprintf(stderr, "\t-a add new bad sectors to the table\n"); ! 124: fprintf(stderr, "\t-f reformat listed sectors as bad\n"); ! 125: fprintf(stderr, "\t-c copy original sector to replacement\n"); ! 126: exit(1); ! 127: } ! 128: if (argv[0][0] != '/') ! 129: (void)sprintf(name, "%s/r%s%s", _PATH_DEV, argv[0], RAWPART); ! 130: else ! 131: strcpy(name, argv[0]); ! 132: f = open(name, argc == 1? O_RDONLY : O_RDWR); ! 133: if (f < 0) ! 134: Perror(name); ! 135: if (read(f, label, sizeof(label)) < 0) ! 136: Perror("read"); ! 137: for (dp = (struct disklabel *)(label + LABELOFFSET); ! 138: dp < (struct disklabel *) ! 139: (label + sizeof(label) - sizeof(struct disklabel)); ! 140: dp = (struct disklabel *)((char *)dp + 64)) ! 141: if (dp->d_magic == DISKMAGIC && dp->d_magic2 == DISKMAGIC) ! 142: break; ! 143: if (dp->d_magic != DISKMAGIC || dp->d_magic2 != DISKMAGIC) { ! 144: fprintf(stderr, "Bad pack magic number (pack is unlabeled)\n"); ! 145: exit(1); ! 146: } ! 147: if (dp->d_secsize > MAXSECSIZE || dp->d_secsize <= 0) { ! 148: fprintf(stderr, "Disk sector size too large/small (%d)\n", ! 149: dp->d_secsize); ! 150: exit(7); ! 151: } ! 152: size = dp->d_nsectors * dp->d_ntracks * dp->d_ncylinders; ! 153: argc--; ! 154: argv++; ! 155: if (argc == 0) { ! 156: sn = getold(f, &oldbad); ! 157: printf("bad block information at sector %d in %s:\n", ! 158: sn, name); ! 159: printf("cartridge serial number: %d(10)\n", oldbad.bt_csn); ! 160: switch (oldbad.bt_flag) { ! 161: ! 162: case (u_short)-1: ! 163: printf("alignment cartridge\n"); ! 164: break; ! 165: ! 166: case DKBAD_MAGIC: ! 167: break; ! 168: ! 169: default: ! 170: printf("bt_flag=%x(16)?\n", oldbad.bt_flag); ! 171: break; ! 172: } ! 173: bt = oldbad.bt_bad; ! 174: for (i = 0; i < 126; i++) { ! 175: bad = (bt->bt_cyl<<16) + bt->bt_trksec; ! 176: if (bad < 0) ! 177: break; ! 178: printf("sn=%d, cn=%d, tn=%d, sn=%d\n", badsn(bt), ! 179: bt->bt_cyl, bt->bt_trksec>>8, bt->bt_trksec&0xff); ! 180: bt++; ! 181: } ! 182: (void) checkold(&oldbad); ! 183: exit(0); ! 184: } ! 185: if (add) { ! 186: /* ! 187: * Read in the old badsector table. ! 188: * Verify that it makes sense, and the bad sectors ! 189: * are in order. Copy the old table to the new one. ! 190: */ ! 191: (void) getold(f, &oldbad); ! 192: i = checkold(&oldbad); ! 193: if (verbose) ! 194: printf("Had %d bad sectors, adding %d\n", i, argc); ! 195: if (i + argc > 126) { ! 196: printf("bad144: not enough room for %d more sectors\n", ! 197: argc); ! 198: printf("limited to 126 by information format\n"); ! 199: exit(1); ! 200: } ! 201: curbad = oldbad; ! 202: } else { ! 203: curbad.bt_csn = atoi(*argv++); ! 204: argc--; ! 205: curbad.bt_mbz = 0; ! 206: curbad.bt_flag = DKBAD_MAGIC; ! 207: if (argc > 126) { ! 208: printf("bad144: too many bad sectors specified\n"); ! 209: printf("limited to 126 by information format\n"); ! 210: exit(1); ! 211: } ! 212: i = 0; ! 213: } ! 214: errs = 0; ! 215: new = argc; ! 216: while (argc > 0) { ! 217: daddr_t sn = atoi(*argv++); ! 218: argc--; ! 219: if (sn < 0 || sn >= size) { ! 220: printf("%d: out of range [0,%d) for disk %s\n", ! 221: sn, size, dp->d_typename); ! 222: errs++; ! 223: continue; ! 224: } ! 225: bn[i] = sn; ! 226: curbad.bt_bad[i].bt_cyl = sn / (dp->d_nsectors*dp->d_ntracks); ! 227: sn %= (dp->d_nsectors*dp->d_ntracks); ! 228: curbad.bt_bad[i].bt_trksec = ! 229: ((sn/dp->d_nsectors) << 8) + (sn%dp->d_nsectors); ! 230: i++; ! 231: } ! 232: if (errs) ! 233: exit(1); ! 234: nbad = i; ! 235: while (i < 126) { ! 236: curbad.bt_bad[i].bt_trksec = -1; ! 237: curbad.bt_bad[i].bt_cyl = -1; ! 238: i++; ! 239: } ! 240: if (add) { ! 241: /* ! 242: * Sort the new bad sectors into the list. ! 243: * Then shuffle the replacement sectors so that ! 244: * the previous bad sectors get the same replacement data. ! 245: */ ! 246: qsort((char *)curbad.bt_bad, nbad, sizeof (struct bt_bad), ! 247: compare); ! 248: if (dups) { ! 249: fprintf(stderr, ! 250: "bad144: bad sectors have been duplicated; can't add existing sectors\n"); ! 251: exit(3); ! 252: } ! 253: shift(f, nbad, nbad-new); ! 254: } ! 255: if (badfile == -1) ! 256: i = 0; ! 257: else ! 258: i = badfile * 2; ! 259: for (; i < 10 && i < dp->d_nsectors; i += 2) { ! 260: if (lseek(f, dp->d_secsize * (size - dp->d_nsectors + i), ! 261: L_SET) < 0) ! 262: Perror("lseek"); ! 263: if (verbose) ! 264: printf("write badsect file at %d\n", ! 265: size - dp->d_nsectors + i); ! 266: if (nflag == 0 && write(f, (caddr_t)&curbad, sizeof(curbad)) != ! 267: sizeof(curbad)) { ! 268: char msg[80]; ! 269: (void)sprintf(msg, "bad144: write bad sector file %d", ! 270: i/2); ! 271: perror(msg); ! 272: } ! 273: if (badfile != -1) ! 274: break; ! 275: } ! 276: #ifdef vax ! 277: if (nflag == 0 && fflag) ! 278: for (i = nbad - new; i < nbad; i++) ! 279: format(f, bn[i]); ! 280: #endif ! 281: #ifdef DIOCSBAD ! 282: if (nflag == 0 && ioctl(f, DIOCSBAD, (caddr_t)&curbad) < 0) ! 283: fprintf(stderr, ! 284: "Can't sync bad-sector file; reboot for changes to take effect\n"); ! 285: #endif ! 286: exit(0); ! 287: } ! 288: ! 289: daddr_t ! 290: getold(f, bad) ! 291: struct dkbad *bad; ! 292: { ! 293: register int i; ! 294: daddr_t sn; ! 295: char msg[80]; ! 296: ! 297: if (badfile == -1) ! 298: i = 0; ! 299: else ! 300: i = badfile * 2; ! 301: for (; i < 10 && i < dp->d_nsectors; i += 2) { ! 302: sn = size - dp->d_nsectors + i; ! 303: if (lseek(f, sn * dp->d_secsize, L_SET) < 0) ! 304: Perror("lseek"); ! 305: if (read(f, (char *) bad, dp->d_secsize) == dp->d_secsize) { ! 306: if (i > 0) ! 307: printf("Using bad-sector file %d\n", i/2); ! 308: return(sn); ! 309: } ! 310: (void)sprintf(msg, "bad144: read bad sector file at sn %d", sn); ! 311: perror(msg); ! 312: if (badfile != -1) ! 313: break; ! 314: } ! 315: fprintf(stderr, "bad144: %s: can't read bad block info\n", name); ! 316: exit(1); ! 317: /*NOTREACHED*/ ! 318: } ! 319: ! 320: checkold() ! 321: { ! 322: register int i; ! 323: register struct bt_bad *bt; ! 324: daddr_t sn, lsn; ! 325: int errors = 0, warned = 0; ! 326: ! 327: if (oldbad.bt_flag != DKBAD_MAGIC) { ! 328: fprintf(stderr, "bad144: %s: bad flag in bad-sector table\n", ! 329: name); ! 330: errors++; ! 331: } ! 332: if (oldbad.bt_mbz != 0) { ! 333: fprintf(stderr, "bad144: %s: bad magic number\n", name); ! 334: errors++; ! 335: } ! 336: bt = oldbad.bt_bad; ! 337: for (i = 0; i < 126; i++, bt++) { ! 338: if (bt->bt_cyl == 0xffff && bt->bt_trksec == 0xffff) ! 339: break; ! 340: if ((bt->bt_cyl >= dp->d_ncylinders) || ! 341: ((bt->bt_trksec >> 8) >= dp->d_ntracks) || ! 342: ((bt->bt_trksec & 0xff) >= dp->d_nsectors)) { ! 343: fprintf(stderr, ! 344: "bad144: cyl/trk/sect out of range in existing entry: "); ! 345: fprintf(stderr, "sn=%d, cn=%d, tn=%d, sn=%d\n", ! 346: badsn(bt), bt->bt_cyl, bt->bt_trksec>>8, ! 347: bt->bt_trksec & 0xff); ! 348: errors++; ! 349: } ! 350: sn = (bt->bt_cyl * dp->d_ntracks + ! 351: (bt->bt_trksec >> 8)) * ! 352: dp->d_nsectors + (bt->bt_trksec & 0xff); ! 353: if (i > 0 && sn < lsn && !warned) { ! 354: fprintf(stderr, ! 355: "bad144: bad sector file is out of order\n"); ! 356: errors++; ! 357: warned++; ! 358: } ! 359: if (i > 0 && sn == lsn) { ! 360: fprintf(stderr, ! 361: "bad144: bad sector file contains duplicates (sn %d)\n", ! 362: sn); ! 363: errors++; ! 364: } ! 365: lsn = sn; ! 366: } ! 367: if (errors) ! 368: exit(1); ! 369: return (i); ! 370: } ! 371: ! 372: /* ! 373: * Move the bad sector replacements ! 374: * to make room for the new bad sectors. ! 375: * new is the new number of bad sectors, old is the previous count. ! 376: */ ! 377: shift(f, new, old) ! 378: { ! 379: daddr_t repl; ! 380: ! 381: /* ! 382: * First replacement is last sector of second-to-last track. ! 383: */ ! 384: repl = size - dp->d_nsectors - 1; ! 385: new--; old--; ! 386: while (new >= 0 && new != old) { ! 387: if (old < 0 || ! 388: compare(&curbad.bt_bad[new], &oldbad.bt_bad[old]) > 0) { ! 389: /* ! 390: * Insert new replacement here-- copy original ! 391: * sector if requested and possible, ! 392: * otherwise write a zero block. ! 393: */ ! 394: if (!copy || ! 395: !blkcopy(f, badsn(&curbad.bt_bad[new]), repl - new)) ! 396: blkzero(f, repl - new); ! 397: } else { ! 398: if (blkcopy(f, repl - old, repl - new) == 0) ! 399: fprintf(stderr, ! 400: "Can't copy replacement sector %d to %d\n", ! 401: repl-old, repl-new); ! 402: old--; ! 403: } ! 404: new--; ! 405: } ! 406: } ! 407: ! 408: char *buf; ! 409: ! 410: /* ! 411: * Copy disk sector s1 to s2. ! 412: */ ! 413: blkcopy(f, s1, s2) ! 414: daddr_t s1, s2; ! 415: { ! 416: register tries, n; ! 417: ! 418: if (buf == (char *)NULL) { ! 419: buf = malloc((unsigned)dp->d_secsize); ! 420: if (buf == (char *)NULL) { ! 421: fprintf(stderr, "Out of memory\n"); ! 422: exit(20); ! 423: } ! 424: } ! 425: for (tries = 0; tries < RETRIES; tries++) { ! 426: if (lseek(f, dp->d_secsize * s1, L_SET) < 0) ! 427: Perror("lseek"); ! 428: if ((n = read(f, buf, dp->d_secsize)) == dp->d_secsize) ! 429: break; ! 430: } ! 431: if (n != dp->d_secsize) { ! 432: fprintf(stderr, "bad144: can't read sector, %d: ", s1); ! 433: if (n < 0) ! 434: perror((char *)0); ! 435: return(0); ! 436: } ! 437: if (lseek(f, dp->d_secsize * s2, L_SET) < 0) ! 438: Perror("lseek"); ! 439: if (verbose) ! 440: printf("copying %d to %d\n", s1, s2); ! 441: if (nflag == 0 && write(f, buf, dp->d_secsize) != dp->d_secsize) { ! 442: fprintf(stderr, ! 443: "bad144: can't write replacement sector, %d: ", s2); ! 444: perror((char *)0); ! 445: return(0); ! 446: } ! 447: return(1); ! 448: } ! 449: ! 450: char *zbuf; ! 451: ! 452: blkzero(f, sn) ! 453: daddr_t sn; ! 454: { ! 455: ! 456: if (zbuf == (char *)NULL) { ! 457: zbuf = malloc((unsigned)dp->d_secsize); ! 458: if (zbuf == (char *)NULL) { ! 459: fprintf(stderr, "Out of memory\n"); ! 460: exit(20); ! 461: } ! 462: } ! 463: if (lseek(f, dp->d_secsize * sn, L_SET) < 0) ! 464: Perror("lseek"); ! 465: if (verbose) ! 466: printf("zeroing %d\n", sn); ! 467: if (nflag == 0 && write(f, zbuf, dp->d_secsize) != dp->d_secsize) { ! 468: fprintf(stderr, ! 469: "bad144: can't write replacement sector, %d: ", sn); ! 470: perror((char *)0); ! 471: } ! 472: } ! 473: ! 474: compare(b1, b2) ! 475: register struct bt_bad *b1, *b2; ! 476: { ! 477: if (b1->bt_cyl > b2->bt_cyl) ! 478: return(1); ! 479: if (b1->bt_cyl < b2->bt_cyl) ! 480: return(-1); ! 481: if (b1->bt_trksec == b2->bt_trksec) ! 482: dups++; ! 483: return (b1->bt_trksec - b2->bt_trksec); ! 484: } ! 485: ! 486: daddr_t ! 487: badsn(bt) ! 488: register struct bt_bad *bt; ! 489: { ! 490: return ((bt->bt_cyl*dp->d_ntracks + (bt->bt_trksec>>8)) * dp->d_nsectors ! 491: + (bt->bt_trksec&0xff)); ! 492: } ! 493: ! 494: #ifdef vax ! 495: #include <machine/dkio.h> ! 496: ! 497: struct rp06hdr { ! 498: short h_cyl; ! 499: short h_trksec; ! 500: short h_key1; ! 501: short h_key2; ! 502: char h_data[512]; ! 503: #define RP06_FMT 010000 /* 1 == 16 bit, 0 == 18 bit */ ! 504: }; ! 505: ! 506: /* ! 507: * Most massbus and unibus drives ! 508: * have headers of this form ! 509: */ ! 510: struct hpuphdr { ! 511: u_short hpup_cyl; ! 512: u_char hpup_sect; ! 513: u_char hpup_track; ! 514: char hpup_data[512]; ! 515: #define HPUP_OKSECT 0xc000 /* this normally means sector is good */ ! 516: #define HPUP_16BIT 0x1000 /* 1 == 16 bit format */ ! 517: }; ! 518: int rp06format(), hpupformat(); ! 519: ! 520: struct formats { ! 521: char *f_name; /* disk name */ ! 522: int f_bufsize; /* size of sector + header */ ! 523: int f_bic; /* value to bic in hpup_cyl */ ! 524: int (*f_routine)(); /* routine for special handling */ ! 525: } formats[] = { ! 526: { "rp06", sizeof (struct rp06hdr), RP06_FMT, rp06format }, ! 527: { "eagle", sizeof (struct hpuphdr), HPUP_OKSECT, hpupformat }, ! 528: { "capricorn", sizeof (struct hpuphdr), HPUP_OKSECT, hpupformat }, ! 529: { "rm03", sizeof (struct hpuphdr), HPUP_OKSECT, hpupformat }, ! 530: { "rm05", sizeof (struct hpuphdr), HPUP_OKSECT, hpupformat }, ! 531: { "9300", sizeof (struct hpuphdr), HPUP_OKSECT, hpupformat }, ! 532: { "9766", sizeof (struct hpuphdr), HPUP_OKSECT, hpupformat }, ! 533: { 0, 0, 0, 0 } ! 534: }; ! 535: ! 536: /*ARGSUSED*/ ! 537: hpupformat(fp, dp, blk, buf, count) ! 538: struct formats *fp; ! 539: struct disklabel *dp; ! 540: daddr_t blk; ! 541: char *buf; ! 542: int count; ! 543: { ! 544: struct hpuphdr *hdr = (struct hpuphdr *)buf; ! 545: int sect; ! 546: ! 547: if (count < sizeof(struct hpuphdr)) { ! 548: hdr->hpup_cyl = (HPUP_OKSECT | HPUP_16BIT) | ! 549: (blk / (dp->d_nsectors * dp->d_ntracks)); ! 550: sect = blk % (dp->d_nsectors * dp->d_ntracks); ! 551: hdr->hpup_track = (u_char)(sect / dp->d_nsectors); ! 552: hdr->hpup_sect = (u_char)(sect % dp->d_nsectors); ! 553: } ! 554: return (0); ! 555: } ! 556: ! 557: /*ARGSUSED*/ ! 558: rp06format(fp, dp, blk, buf, count) ! 559: struct formats *fp; ! 560: struct disklabel *dp; ! 561: daddr_t blk; ! 562: char *buf; ! 563: int count; ! 564: { ! 565: ! 566: if (count < sizeof(struct rp06hdr)) { ! 567: fprintf(stderr, "Can't read header on blk %d, can't reformat\n", ! 568: blk); ! 569: return (-1); ! 570: } ! 571: return (0); ! 572: } ! 573: ! 574: format(fd, blk) ! 575: int fd; ! 576: daddr_t blk; ! 577: { ! 578: register struct formats *fp; ! 579: static char *buf; ! 580: static char bufsize; ! 581: struct format_op fop; ! 582: int n; ! 583: ! 584: for (fp = formats; fp->f_name; fp++) ! 585: if (strcmp(dp->d_typename, fp->f_name) == 0) ! 586: break; ! 587: if (fp->f_name == 0) { ! 588: fprintf(stderr, "bad144: don't know how to format %s disks\n", ! 589: dp->d_typename); ! 590: exit(2); ! 591: } ! 592: if (buf && bufsize < fp->f_bufsize) { ! 593: free(buf); ! 594: buf = NULL; ! 595: } ! 596: if (buf == NULL) ! 597: buf = malloc((unsigned)fp->f_bufsize); ! 598: if (buf == NULL) { ! 599: fprintf(stderr, "bad144: can't allocate sector buffer\n"); ! 600: exit(3); ! 601: } ! 602: bufsize = fp->f_bufsize; ! 603: /* ! 604: * Here we do the actual formatting. All we really ! 605: * do is rewrite the sector header and flag the bad sector ! 606: * according to the format table description. If a special ! 607: * purpose format routine is specified, we allow it to ! 608: * process the sector as well. ! 609: */ ! 610: if (verbose) ! 611: printf("format blk %d\n", blk); ! 612: bzero((char *)&fop, sizeof(fop)); ! 613: fop.df_buf = buf; ! 614: fop.df_count = fp->f_bufsize; ! 615: fop.df_startblk = blk; ! 616: bzero(buf, fp->f_bufsize); ! 617: if (ioctl(fd, DIOCRFORMAT, &fop) < 0) ! 618: perror("bad144: read format"); ! 619: if (fp->f_routine && ! 620: (*fp->f_routine)(fp, dp, blk, buf, fop.df_count) != 0) ! 621: return; ! 622: if (fp->f_bic) { ! 623: struct hpuphdr *xp = (struct hpuphdr *)buf; ! 624: ! 625: xp->hpup_cyl &= ~fp->f_bic; ! 626: } ! 627: if (nflag) ! 628: return; ! 629: bzero((char *)&fop, sizeof(fop)); ! 630: fop.df_buf = buf; ! 631: fop.df_count = fp->f_bufsize; ! 632: fop.df_startblk = blk; ! 633: if (ioctl(fd, DIOCWFORMAT, &fop) < 0) ! 634: Perror("write format"); ! 635: if (fop.df_count != fp->f_bufsize) { ! 636: char msg[80]; ! 637: (void)sprintf(msg, "bad144: write format %d", blk); ! 638: perror(msg); ! 639: } ! 640: } ! 641: #endif ! 642: ! 643: Perror(op) ! 644: char *op; ! 645: { ! 646: ! 647: fprintf(stderr, "bad144: "); perror(op); ! 648: exit(4); ! 649: }
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