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1.1 ! root 1: /* ! 2: * mkdev.c ! 3: * 06/28/93 ! 4: * ! 5: * Allow the user to configure devices requiring loadable drivers. ! 6: * Uses common routines in build0.c: cc -o mkdev mkdev.c build0.c ! 7: * Usage: mkdev [ -bdv ] { scsi | at | floppytape } ... ! 8: * Options: ! 9: * -b Use special processing when invoked from /etc/build ! 10: * -d Debug; echo commands without executing ! 11: * -v Verbose ! 12: * ! 13: * Roughly, do the following for device "foo" ( at | aha154x | ss ) ! 14: * ! 15: * cp /drv/foo /tmp/drv/foo ! 16: * make necessary patches "xxx" to /tmp/drv/foo ! 17: * if not "at" device ! 18: * make nodes (mknod -f) for the device ! 19: * if build mode (bflag) ! 20: * if rootdev ! 21: * append to LDKERFILE: ! 22: * HD=foo.a ! 23: * HDUNDEF="-u foocon_" ! 24: * HDPATCH="drvl_+xx0=foocon_" ! 25: * /etc/drvld -r /tmp/drv/foo ! 26: * append to PATCHFILE: ! 27: * cp /tmp/drv/foo /mnt/drv/foo ! 28: * if rootdev, also append to PATCHFILE: ! 29: * /conf/patch /mnt/coherent xxx ! 30: * else - not build mode ! 31: * display message saying patched driver is at /tmp/drv/foo ! 32: */ ! 33: ! 34: #define __KERNEL__ 1 ! 35: ! 36: #include <stdio.h> ! 37: #include <sys/devices.h> ! 38: #include <sys/con.h> ! 39: #include <string.h> ! 40: ! 41: #include "build0.h" ! 42: ! 43: #define VERSION "V4" /* version number */ ! 44: #define USAGEMSG "Usage:\t/etc/mkdev [ -bdv ] [ scsi | at | floppytape ] ...\n" ! 45: #define BUFLEN 50 ! 46: #define AHA_HDS 64 ! 47: #define AHA_DMA 5 ! 48: #define AHA_IRQ 11 ! 49: #define AHA_BASE 0x330 ! 50: #define TANDY_HDS 16 ! 51: ! 52: /* ! 53: * calculate the minor number for the specified floppy tape device: ! 54: * uu: unit # (0-3) ! 55: * vv: brand of drive: 0=Archive/Mountain/Summit, 1=CMS, 2&3=rsvd ! 56: * s: select: 0=hard select, 1=soft select ! 57: * r: rewind: 0=no rewind on close, 1=rewind on close ! 58: */ ! 59: #define FL_TAPE_MINOR(uu,vv,s,r) ((1<<6)|((uu)<<4)|((s)<<3)|((r)<<2)|(vv)) ! 60: #define FL_TAPE_HARD_SEL 0 ! 61: #define FL_TAPE_SOFT_SEL 1 ! 62: #define FL_TAPE_NOREW 0 ! 63: #define FL_TAPE_REW 1 ! 64: ! 65: /* Forward. */ ! 66: void scsi(); ! 67: void at(); ! 68: void floppy_tape(); ! 69: ! 70: /* Globals. */ ! 71: int bflag; /* Invoked from /etc/build. */ ! 72: ! 73: main(argc, argv) int argc; char *argv[]; ! 74: { ! 75: register char *s; ! 76: ! 77: argv0 = argv[0]; ! 78: usagemsg = USAGEMSG; ! 79: if (argc > 1 && argv[1][0] == '-') { ! 80: for (s = &argv[1][1]; *s; ++s) { ! 81: switch(*s) { ! 82: case 'b': ++bflag; break; ! 83: case 'd': ++dflag; break; ! 84: case 'v': ++vflag; break; ! 85: case 'V': ! 86: fprintf(stderr, "mkdev: %s\n", VERSION); ! 87: break; ! 88: default: usage(); break; ! 89: } ! 90: } ! 91: --argc; ! 92: ++argv; ! 93: } ! 94: ! 95: if (argc == 1) { ! 96: usage(); ! 97: } else { ! 98: /* Do specified things. */ ! 99: while (--argc > 0) { ! 100: if (strcmp (argv [1], "scsi") == 0) ! 101: scsi (); ! 102: else if (strcmp (argv [1], "at") == 0) ! 103: at (); ! 104: else if (strcmp (argv [1], "floppytape") == 0) ! 105: floppy_tape (); ! 106: else ! 107: usage (); ! 108: ++argv; ! 109: } ! 110: } ! 111: exit (0); ! 112: } ! 113: ! 114: void ! 115: scsi() ! 116: { ! 117: char *dev; ! 118: int i, id, lun; ! 119: int ss_dev = 0; ! 120: int fut_dev = 0; ! 121: unsigned nsdrive = 0; ! 122: int ss_int = 5, new_int; ! 123: unsigned int ss_base = 0xCA00, new_base; ! 124: unsigned char ss_patch[200], buf[BUFLEN]; ! 125: FILE *fp; ! 126: int aha_dev = 0, sd_hds = AHA_HDS, sd_dma = AHA_DMA; ! 127: int hai_dev = 0; ! 128: int sd_irq = AHA_IRQ, sd_base = AHA_BASE; ! 129: int hai_tape = 0; ! 130: int hai_disk = 0; ! 131: int unit; ! 132: int tape_dev; ! 133: int choice; ! 134: ! 135: static int sd_irq_list[] = { 9, 10, 11, 12, 14, 15 }; ! 136: int sd_irq_ct = sizeof(sd_irq_list)/sizeof(sd_irq_list[0]); ! 137: ! 138: static int sd_base_list[] = ! 139: { 0x130, 0x134, 0x230, 0x234, 0x330, 0x334 }; ! 140: int sd_base_ct = sizeof(sd_base_list)/sizeof(sd_base_list[0]); ! 141: ! 142: static int sd_dma_list[] = { 0, 5, 6, 7 }; ! 143: int sd_dma_ct = sizeof(sd_dma_list)/sizeof(sd_dma_list[0]); ! 144: ! 145: cls(0); ! 146: printf( ! 147: "COHERENT currently supports the following SCSI host adapters:\n" ! 148: "\n" ! 149: "(1) Adaptec AHA-154x series, no tape support\n" ! 150: "(2) Adaptec AHA-154x series, with tape support\n\n" ! 151: "(3) Seagate ST01 or ST02\n" ! 152: "(4) Future Domain TMC-845/850/860/875/885\n" ! 153: "(5) Future Domain TMC-840/841/880/881\n" ! 154: "\n" ! 155: ); ! 156: retry: ! 157: switch(get_int(0, 5, "Enter a number from the above list or 0 to exit:")) { ! 158: case 0: ! 159: return; ! 160: case 1: ! 161: aha_dev = 1; ! 162: break; ! 163: case 2: ! 164: hai_dev = 1; ! 165: break; ! 166: case 3: ! 167: ss_dev = 1; ! 168: break; ! 169: case 4: ! 170: ss_dev = 1; ! 171: fut_dev = 1; ! 172: nsdrive |= 0x8000; ! 173: break; ! 174: case 5: ! 175: ss_dev = 1; ! 176: fut_dev = 1; ! 177: nsdrive |= 0x4000; ! 178: break; ! 179: default: ! 180: goto retry; /* should never happen */ ! 181: } ! 182: ! 183: /* ! 184: * If Adaptec, allow patching host adapter variables SD_HDS ! 185: * for Tandy variant of host BIOS. ! 186: */ ! 187: if (aha_dev) { ! 188: printf("\nMost versions of the Adaptec BIOS use 64-head translation mode.\n"); ! 189: printf("A few, including some Tandy variants, use 16-head translation mode.\n\n"); ! 190: if (!yes_no("Do you want 64-head translation mode")) ! 191: sd_hds = TANDY_HDS; ! 192: } ! 193: ! 194: if (aha_dev || hai_dev) { ! 195: sd_irq = get_allowed_int(sd_irq_list, sd_irq_ct, ga_dec, ! 196: sd_irq, ga_nonstrict, ! 197: "\nWhich IRQ does the host adapter use? "); ! 198: sd_base = get_allowed_int(sd_base_list, sd_base_ct, ga_hex, ! 199: sd_base, ga_nonstrict, ! 200: "\nWhat is the hexadecimal host adapter base port address? "); ! 201: sd_dma = get_allowed_int(sd_dma_list, sd_dma_ct, ga_hex, ! 202: sd_dma, ga_nonstrict, ! 203: "\nWhich DMA channel does the host adapter use? "); ! 204: } ! 205: ! 206: /* ! 207: * If Seagate or Future Domain, allow patching host adapter ! 208: * variables SS_INT and SS_BASE. ! 209: */ ! 210: if (ss_dev) { ! 211: printf("\nPlease refer to the installation guide for your host adapter.\n"); ! 212: ! 213: /* Get value to patch for SS_INT */ ! 214: printf("\nWhich IRQ number does the host adapter use [%d]? ", ss_int); ! 215: while (1) { ! 216: new_int = ss_int; ! 217: fgets(buf, BUFLEN, stdin); ! 218: sscanf(buf, "%d", &new_int); ! 219: if (new_int < 3 || new_int > 15) ! 220: printf("Type a number between 3 and 15 or just <Enter> for the default: "); ! 221: else ! 222: break; ! 223: } /* endwhile */ ! 224: ss_int = new_int; ! 225: ! 226: /* Get value to patch for SS_BASE */ ! 227: printf("Your host adapter is configured for a base segment address. Possible\n"); ! 228: printf("values are: C800, CA00, CC00, CE00, DC00, and DE00.\n"); ! 229: printf("What is your 4-digit hexadecimal base address [%04lx]? ", ss_base); ! 230: while (1) { ! 231: new_base = ss_base; ! 232: fgets(buf, BUFLEN, stdin); ! 233: sscanf(buf, "%x", &new_base); ! 234: if (new_base < 0xC800 || new_base > 0xDE00) ! 235: printf("Type a number between C800 and DE00 or just <Enter> for the default: "); ! 236: else ! 237: break; ! 238: } /* endwhile */ ! 239: ss_base = new_base; ! 240: } ! 241: ! 242: /* Make device nodes. */ ! 243: cls(0); ! 244: if (hai_dev) { ! 245: printf( ! 246: "You must specify a SCSI-ID (0 through 7) for each SCSI hard disk or tape\n" ! 247: "device. Each SCSI hard disk device can contain up to four partitions.\n" ! 248: "Tape devices must be configured as logical unit number (LUN) 0. All current\n" ! 249: "SCSI tape drives with embedded SCSI controllers default to LUN 0.\n\n" ! 250: ); ! 251: } else { ! 252: printf( ! 253: "You must specify a SCSI-ID (0 through 7) for each SCSI hard disk device.\n" ! 254: "Each SCSI hard disk device can contain up to four partitions.\n\n" ! 255: ); ! 256: } ! 257: ! 258: for (;;) { ! 259: tape_dev = 0; ! 260: ! 261: if (hai_dev) { ! 262: printf( ! 263: "1) Enter SCSI ID for SCSI hard disk (fixed or removable media)\n" ! 264: "2) Enter SCSI ID for SCSI tape drive\n\n" ! 265: "3) End entering SCSI ID values.\n\n" ! 266: ); ! 267: choice = get_int(1, 3, "Your choice:"); ! 268: } else { ! 269: printf( ! 270: "1) Enter SCSI ID for SCSI hard disk (fixed or removable media)\n" ! 271: "2) End entering SCSI ID values.\n\n" ! 272: ); ! 273: choice = get_int(1, 2, "Your choice:"); ! 274: } ! 275: ! 276: if (hai_dev) { ! 277: if (choice == 2) ! 278: tape_dev = 1; ! 279: if (choice == 3) ! 280: break; ! 281: } else { ! 282: if (choice == 2) ! 283: break; ! 284: } ! 285: ! 286: if (tape_dev) { ! 287: id = get_int(0, 7, "\nEnter the next tape device SCSI-ID:"); ! 288: hai_tape |= (1 << id); ! 289: } else { ! 290: id = get_int(0, 7, "\nEnter the next disk device SCSI-ID:"); ! 291: hai_disk |= (1 << id); ! 292: } ! 293: ! 294: lun = 0; ! 295: nsdrive |= (1 << id); ! 296: ! 297: /* Make /tmp/dev if bflag. */ ! 298: if (bflag) { ! 299: if ((i = is_dir("/tmp/dev")) == 0) ! 300: sys("/bin/mkdir /tmp/dev", S_FATAL); ! 301: else if (i == -1) ! 302: fatal("/tmp/dev is not a directory"); ! 303: } ! 304: dev = (bflag) ? "/tmp/dev" : "/dev"; ! 305: ! 306: /* ! 307: * If we are creating a SCSI tape device (Adaptec only), ! 308: * create special raw device nodes and generate links ! 309: * for /dev/tape and /dev/ntape to make it easy on the user. ! 310: */ ! 311: #if !TEST ! 312: if (tape_dev) { ! 313: sprintf(cmd, "/etc/mknod -f %s/rst%d c %d %d", ! 314: dev, id, SCSI_MAJOR, SCSI_minor(1, id, lun, 3)); ! 315: sys(cmd, S_NONFATAL); ! 316: sprintf(cmd, "/etc/mknod -f %s/rst%dn c %d %d", ! 317: dev, id, SCSI_MAJOR, SCSI_minor(1, id, lun, 1)); ! 318: sys(cmd, S_NONFATAL); ! 319: sprintf(cmd, "/bin/ln -f %s/rst%d %s/tape", ! 320: dev, id, dev); ! 321: sys(cmd, S_NONFATAL); ! 322: sprintf(cmd, "/bin/ln -f %s/rst%dn %s/ntape", ! 323: dev, id, dev); ! 324: sys(cmd, S_NONFATAL); ! 325: ! 326: /* set the device permissions. */ ! 327: sprintf(cmd, "/bin/chmog 600 sys sys %s/rst%d*", dev, id); ! 328: sys(cmd, S_NONFATAL); ! 329: } else { ! 330: /* ! 331: * SCSI disk device: ! 332: * Make the cooked devices. ! 333: */ ! 334: for (i = 0; i < 4; i++) { ! 335: sprintf(cmd, "/etc/mknod -f %s/sd%d%c b %d %d", ! 336: dev, id, 'a'+i, SCSI_MAJOR, SCSI_minor(0, id, lun, i)); ! 337: sys(cmd, S_NONFATAL); ! 338: } ! 339: sprintf(cmd, "/etc/mknod -f %s/sd%dx b %d %d", ! 340: dev, id, SCSI_MAJOR, SCSI_minor(1, id, lun, 0)); ! 341: sys(cmd, S_NONFATAL); ! 342: ! 343: /* make the raw devices. */ ! 344: for (i = 0; i < 4; i++) { ! 345: sprintf(cmd, "/etc/mknod -f %s/rsd%d%c c %d %d", ! 346: dev, id, 'a'+i, SCSI_MAJOR, SCSI_minor(0, id, lun, i)); ! 347: sys(cmd, S_NONFATAL); ! 348: } ! 349: sprintf(cmd, "/etc/mknod -f %s/rsd%dx c %d %d", ! 350: dev, id, SCSI_MAJOR, SCSI_minor(1, id, lun, 0)); ! 351: sys(cmd, S_NONFATAL); ! 352: ! 353: /* set the device permissions. */ ! 354: sprintf(cmd, "/bin/chmog 600 sys sys %s/sd*[a-d] %s/rsd*[a-d]",dev,dev); ! 355: sys(cmd, S_NONFATAL); ! 356: sprintf(cmd, "/bin/chmog 600 root root %s/sd*x %s/rsd*x", dev, dev); ! 357: sys(cmd, S_NONFATAL); ! 358: } /* !(tape_dev) */ ! 359: ! 360: /* append lines to /tmp/devices to pass device info to /etc/build. */ ! 361: if (bflag && !tape_dev) { ! 362: for (i = 0; i < 4; i++) { ! 363: sprintf(cmd, "/bin/echo sd%dx sd%d%c %d %d >>/tmp/devices", ! 364: id, id, 'a'+i, SCSI_MAJOR, SCSI_minor(0, id, lun, i)); ! 365: sys(cmd, S_NONFATAL); ! 366: } ! 367: } ! 368: #endif ! 369: cls(0); ! 370: printf("%s device has been installed at id %d\n\n", ! 371: tape_dev ? "Tape" : "Disk", id); ! 372: } ! 373: ! 374: /* At this point all SCSI id's attached to the host are known. */ ! 375: ! 376: /* ! 377: * Ugly patching stuff specific to "ss" driver. ! 378: */ ! 379: if (ss_dev) { ! 380: ! 381: /* "ss" device driver requires patching to work at all. */ ! 382: sprintf (ss_patch, ! 383: "NSDRIVE=0x%04x SS_INT=%d SS_BASE=0x%04x", ! 384: nsdrive, ss_int, ss_base); ! 385: ! 386: /* for target kernel */ ! 387: ! 388: idenable_dev ("ss"); ! 389: ! 390: sprintf (buf, "unsigned int\tNSDRIVE = 0x%04x;", nsdrive); ! 391: cohtune_ent ("ss", "NSDRIVE", buf); ! 392: ! 393: sprintf (buf, "unsigned int\tSS_INT = %d;", ss_int); ! 394: cohtune_ent ("ss", "SS_INT", buf); ! 395: ! 396: sprintf (buf, "unsigned int\tSS_BASE = %d;", ss_base); ! 397: cohtune_ent ("ss", "SS_BASE", buf); ! 398: ! 399: /* for second boot kernel */ ! 400: fp = fopen(PATCHFILE,"a"); ! 401: ! 402: fprintf (fp, "/conf/patch /mnt/coherent drvl+%d=sscon \n", ! 403: SCSI_MAJOR * sizeof (DRV)); ! 404: ! 405: fprintf (fp, "/conf/patch /mnt/coherent %s\n", ss_patch); ! 406: ! 407: fclose (fp); ! 408: ! 409: /* for first boot kernel */ ! 410: ! 411: sprintf (cmd, "/conf/kpatch -v %s", ss_patch); ! 412: sys (cmd, S_FATAL); ! 413: sprintf (cmd, "/conf/kpatch -v sscon:%d:in", SCSI_MAJOR); ! 414: sys (cmd, S_FATAL); ! 415: ! 416: /* ! 417: * Allow patching of the loaded driver parameters. ! 418: */ ! 419: for (unit = 0; unit < 7; unit++) { ! 420: if (nsdrive & (1 << unit)) { ! 421: sprintf (cmd, "/etc/hdparms -%c%c %s/sd%dx", ! 422: 'r', fut_dev ? 'f' : 's', dev, unit); ! 423: sys (cmd, S_NONFATAL); ! 424: } ! 425: } ! 426: } /* end of "ss" stuff */ ! 427: ! 428: /* ! 429: * Ugly patching stuff specific to "aha154x" driver. ! 430: * At this point all SCSI id's attached to the host are known. ! 431: */ ! 432: if (aha_dev) { ! 433: /* ! 434: * Tandy Adaptec BIOS spoofs different head count than ! 435: * Adaptec's Own Translation Mode. ! 436: */ ! 437: ! 438: sprintf (ss_patch, "SD_HDS=%d SDDMA=%d SDIRQ=%d SDBASE=0x%x ", ! 439: sd_hds, sd_dma, sd_irq, sd_base); ! 440: ! 441: /* for target kernel */ ! 442: ! 443: idenable_dev ("aha"); ! 444: ! 445: sprintf (buf, "int\tSD_HDS = %d;", sd_hds); ! 446: cohtune_ent ("aha", "SD_HDS", buf); ! 447: ! 448: sprintf (buf, "int\tSDDMA = %d;", sd_dma); ! 449: cohtune_ent ("aha", "SDDMA", buf); ! 450: ! 451: sprintf (buf, "int\tSDIRQ = %d;", sd_irq); ! 452: cohtune_ent ("aha", "SDIRQ", buf); ! 453: ! 454: sprintf (buf, "int\tSDBASE = 0x%x;", sd_base); ! 455: cohtune_ent ("aha", "SDBASE", buf); ! 456: ! 457: /* for second boot kernel */ ! 458: fp = fopen (PATCHFILE,"a"); ! 459: ! 460: fprintf (fp, "/conf/patch /mnt/coherent drvl+%d=sdcon\n", ! 461: SCSI_MAJOR * sizeof (DRV)); ! 462: ! 463: fprintf (fp, "/conf/patch /mnt/coherent %s\n", ss_patch); ! 464: ! 465: fclose (fp); ! 466: ! 467: /* for first boot kernel */ ! 468: ! 469: sprintf (cmd, "/conf/kpatch -v %s", ss_patch); ! 470: sys (cmd, S_FATAL); ! 471: sprintf (cmd, "/conf/kpatch -v sdcon:%d:in", SCSI_MAJOR); ! 472: sys (cmd, S_FATAL); ! 473: } ! 474: ! 475: /* ! 476: * Ugly patching stuff specific to "hai" driver. ! 477: * At this point all SCSI id's attached to the host are known. ! 478: */ ! 479: if (hai_dev) { ! 480: /* ! 481: * Tandy Adaptec BIOS spoofs different head count than ! 482: * Adaptec's Own Translation Mode. ! 483: */ ! 484: sprintf (ss_patch, "AHADMACHAN=%d:s AHAINTR=%d:s " ! 485: "AHABASE=0x%x:s HAI_DISK=%d HAI_TAPE=%d ", ! 486: sd_dma, sd_irq, sd_base, hai_disk, hai_tape); ! 487: ! 488: /* for target kernel */ ! 489: ! 490: idenable_dev ("hai"); ! 491: ! 492: sprintf (buf, "int\tAHADMACHAN = %d;", sd_dma); ! 493: cohtune_ent ("hai", "AHADMACHAN", buf); ! 494: ! 495: sprintf (buf, "int\tAHAINTR = %d;", sd_irq); ! 496: cohtune_ent ("hai", "AHAINTR", buf); ! 497: ! 498: sprintf (buf, "int\tAHABASE = %d;", sd_base); ! 499: cohtune_ent ("hai", "AHABASE", buf); ! 500: ! 501: sprintf (buf, "int\tHAI_DISK = %d;", hai_disk); ! 502: cohtune_ent ("hai", "HAI_DISK", buf); ! 503: ! 504: sprintf (buf, "int\tHAI_TAPE = %d;", hai_tape); ! 505: cohtune_ent ("hai", "HAI_TAPE", buf); ! 506: ! 507: /* for second boot kernel */ ! 508: fp = fopen (PATCHFILE,"a"); ! 509: ! 510: fprintf (fp, "/conf/patch /mnt/coherent drvl+%d=scsicon \n", ! 511: SCSI_MAJOR * sizeof (DRV)); ! 512: ! 513: fprintf (fp, "/conf/patch /mnt/coherent %s\n", ss_patch); ! 514: ! 515: fclose (fp); ! 516: ! 517: /* for first boot kernel */ ! 518: ! 519: sprintf (cmd, "/conf/kpatch -v %s", ss_patch); ! 520: sys (cmd, S_FATAL); ! 521: sprintf (cmd, "/conf/kpatch -v scsicon:%d:in", SCSI_MAJOR); ! 522: sys (cmd, S_FATAL); ! 523: ! 524: } /* end of "hai" stuff */ ! 525: } ! 526: ! 527: void ! 528: at() ! 529: { ! 530: unsigned char at_patch[80]; ! 531: FILE *fp; ! 532: int at_poll; ! 533: char line[512]; ! 534: int normal_at_poll; ! 535: int fl_dsk_ch_prob; ! 536: int use_ps1; ! 537: int at_drive_ct; ! 538: ! 539: /* Normal vs. alternate polling. */ ! 540: cls(0); ! 541: printf( ! 542: "Most AT-compatible controllers work with NORMAL polling.\n\n" ! 543: "Perstor controllers and some IDE hard drives require ALTERNATE polling.\n\n" ! 544: "If you get \"<Watchdog Timeout>\" or \"at0:TO\" errors with normal polling,\n" ! 545: "use alternate polling.\n\n"); ! 546: ! 547: if (normal_at_poll = yes_no ("Use NORMAL polling")) { ! 548: strcpy (at_patch, "ATSREG=0x3F6 "); ! 549: at_poll = 0x3F6; ! 550: } else { ! 551: strcpy (at_patch, "ATSREG=0x1F7 "); ! 552: at_poll = 0x1F7; ! 553: } ! 554: cls(0); ! 555: printf("%s polling will be used.\n\n", ! 556: normal_at_poll ? "NORMAL" : "ALTERNATE"); ! 557: ! 558: /* Normal vs. PS1 hard disk counts. */ ! 559: if (use_ps1 = yes_no( ! 560: "Are you installing on an IBM PS1 or ValuePoint?")) { ! 561: at_drive_ct = get_int(1, 2, ! 562: "Enter number of non-SCSI hard drives:"); ! 563: fl_dsk_ch_prob = 1; ! 564: } else { ! 565: fl_dsk_ch_prob = 0; ! 566: } ! 567: ! 568: /* for target kernel */ ! 569: ! 570: idenable_dev ("at"); ! 571: sprintf (line, "int\tATSREG = 0x%x;", at_poll); ! 572: cohtune_ent ("at", "ATSREG", line); ! 573: if (use_ps1) ! 574: idtune_var("AT_DRIVE_CT", at_drive_ct); ! 575: idtune_var("FL_DSK_CH_PROB", fl_dsk_ch_prob); ! 576: ! 577: /* for second boot kernel */ ! 578: fp = fopen (PATCHFILE,"a"); ! 579: fprintf (fp, "/conf/patch /mnt/coherent drvl+%d=atcon \n", ! 580: AT_MAJOR * sizeof (DRV)); ! 581: fprintf (fp, "/conf/patch /mnt/coherent %s\n", at_patch); ! 582: fprintf (fp, "/conf/patch /mnt/coherent fl_dsk_ch_prob=%d\n", ! 583: fl_dsk_ch_prob); ! 584: if (use_ps1) ! 585: fprintf (fp, "/conf/patch /mnt/coherent at_drive_ct=%d\n", ! 586: at_drive_ct); ! 587: fclose (fp); ! 588: ! 589: /* for first boot kernel */ ! 590: ! 591: sprintf (cmd, "/conf/kpatch -v %s", at_patch); ! 592: sys (cmd, S_FATAL); ! 593: sprintf (cmd, "/conf/kpatch -v fl_dsk_ch_prob=%d", fl_dsk_ch_prob); ! 594: sys (cmd, S_FATAL); ! 595: if (use_ps1) { ! 596: sprintf (cmd, "/conf/kpatch -v at_drive_ct=%d", at_drive_ct); ! 597: sys (cmd, S_FATAL); ! 598: } ! 599: /* For PS1, this step must come AFTER at_drive_ct is fixed. */ ! 600: sprintf (cmd, "/conf/kpatch -v atcon:%d:in", AT_MAJOR); ! 601: sys (cmd, S_FATAL); ! 602: } ! 603: ! 604: /* ! 605: * floppy_tape: add support for floppy tape (a really disgusting device) ! 606: * ! 607: * 1) give user some info regarding COH support for floppy tape ! 608: * 2) display a list of supported drives ! 609: * 3) query the user for type of drive ! 610: * 4) create device nodes for specified drive ! 611: * 5) (optional) test for which unit number the drive is seen as ! 612: */ ! 613: void ! 614: floppy_tape() ! 615: { ! 616: int brand; /* which brand of drive (from menu) */ ! 617: int i; /* loop counter */ ! 618: ! 619: cls(0); ! 620: printf( ! 621: "The COHERENT system supports several brands of \"floppy tape backup\" drives,\n" ! 622: "including QIC-40 and QIC-80 models from Archive, Colorado Memory Systems (CMS),\n" ! 623: "Mountain, and Summit.\n\n" ! 624: "Please specify the brand of floppy tape drive on this computer:\n\n" ! 625: "\t0) Archive, Mountain, or Summit\n" ! 626: "\t1) Colorado Memory Systems (CMS)\n" ! 627: "\t2) Other\n\n" ! 628: ); ! 629: brand = get_int(0, 2, "Enter drive type:"); ! 630: if (brand == 2) { ! 631: printf( ! 632: "\nYou have specified a brand of tape drive which is currently unsupported.\n" ! 633: ); ! 634: return; ! 635: } ! 636: ! 637: /* ! 638: * now create the following nodes for the specified drive brand: ! 639: * Rewind No Rewind Unit # ! 640: * -------- --------- --------- ! 641: * DEV/rct0 DEV/nrct0 (unit #0) ! 642: * DEV/rct1 DEV/nrct1 (unit #1) ! 643: * DEV/rct2 DEV/nrct2 (unit #2) ! 644: * DEV/rct3 DEV/nrct3 (unit #3) ! 645: * DEV/rctss DEV/nrctss (soft select) ! 646: * ! 647: * where DEV is /mnt/dev if called from /etc/build and /dev otherwise. ! 648: */ ! 649: for (i = 0; i <= 3; ++i) { ! 650: sprintf(cmd, "/etc/mknod -f %s/rct%d c %d %d", ! 651: (bflag) ? "/mnt/dev" : "/dev", i, FL_MAJOR, ! 652: FL_TAPE_MINOR(i, brand, FL_TAPE_HARD_SEL, FL_TAPE_REW)); ! 653: sys(cmd, S_NONFATAL); ! 654: sprintf(cmd, "/etc/mknod -f %s/nrct%d c %d %d", ! 655: (bflag) ? "/mnt/dev" : "/dev", i, FL_MAJOR, ! 656: FL_TAPE_MINOR(i, brand, FL_TAPE_HARD_SEL, FL_TAPE_NOREW)); ! 657: sys(cmd, S_NONFATAL); ! 658: } ! 659: sprintf(cmd, "/etc/mknod -f %s/rctss c %d %d", ! 660: (bflag) ? "/mnt/dev" : "/dev", FL_MAJOR, ! 661: FL_TAPE_MINOR(0, brand, FL_TAPE_SOFT_SEL, FL_TAPE_REW)); ! 662: sys(cmd, S_NONFATAL); ! 663: sprintf(cmd, "/etc/mknod -f %s/nrctss c %d %d", ! 664: (bflag) ? "/mnt/dev" : "/dev", FL_MAJOR, ! 665: FL_TAPE_MINOR(0, brand, FL_TAPE_SOFT_SEL, FL_TAPE_NOREW)); ! 666: sys(cmd, S_NONFATAL); ! 667: } ! 668: ! 669: /* end of mkdev.c */
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