4.3BSD - /usr/src/sys/vax/conf.c

   1: /*
   2:  * Copyright (c) 1982, 1986 Regents of the University of California.
   3:  * All rights reserved.  The Berkeley software License Agreement
   4:  * specifies the terms and conditions for redistribution.
   5:  *
   6:  *	@(#)conf.c	7.1 (Berkeley) 6/5/86
   7:  */
   8: 
   9: #include "param.h"
  10: #include "systm.h"
  11: #include "buf.h"
  12: #include "ioctl.h"
  13: #include "tty.h"
  14: #include "conf.h"
  15: 
  16: int nulldev();
  17: int nodev();
  18: 
  19: #include "hp.h"
  20: #if NHP > 0
  21: int hpopen(),hpstrategy(),hpread(),hpwrite(),hpdump(),hpioctl(),hpsize();
  22: #else
  23: #define hpopen      nodev
  24: #define hpstrategy  nodev
  25: #define hpread      nodev
  26: #define hpwrite     nodev
  27: #define hpdump      nodev
  28: #define hpioctl     nodev
  29: #define hpsize      0
  30: #endif
  31: 
  32: #include "tu.h"
  33: #if NHT > 0
  34: int htopen(),htclose(),htstrategy(),htread(),htwrite(),htdump(),htioctl();
  35: #else
  36: #define htopen      nodev
  37: #define htclose     nodev
  38: #define htstrategy  nodev
  39: #define htread      nodev
  40: #define htwrite     nodev
  41: #define htdump      nodev
  42: #define htioctl     nodev
  43: #endif
  44: 
  45: #include "rk.h"
  46: #if NHK > 0
  47: int rkopen(),rkstrategy(),rkread(),rkwrite(),rkintr();
  48: int rkdump(),rkreset(),rksize();
  49: #else
  50: #define rkopen      nodev
  51: #define rkstrategy  nodev
  52: #define rkread      nodev
  53: #define rkwrite     nodev
  54: #define rkintr      nodev
  55: #define rkdump      nodev
  56: #define rkreset     nodev
  57: #define rksize      0
  58: #endif
  59: 
  60: #include "te.h"
  61: #if NTE > 0
  62: int tmopen(),tmclose(),tmstrategy(),tmread(),tmwrite();
  63: int tmioctl(),tmdump(),tmreset();
  64: #else
  65: #define tmopen      nodev
  66: #define tmclose     nodev
  67: #define tmstrategy  nodev
  68: #define tmread      nodev
  69: #define tmwrite     nodev
  70: #define tmioctl     nodev
  71: #define tmdump      nodev
  72: #define tmreset     nulldev
  73: #endif
  74: 
  75: #include "tms.h"
  76: #if NTMS > 0
  77: int tmscpopen(),tmscpclose(),tmscpstrategy(),tmscpread(),tmscpwrite();
  78: int tmscpioctl(),tmscpdump(),tmscpreset();
  79: #else
  80: #define tmscpopen   nodev
  81: #define tmscpclose  nodev
  82: #define tmscpstrategy   nodev
  83: #define tmscpread   nodev
  84: #define tmscpwrite  nodev
  85: #define tmscpioctl  nodev
  86: #define tmscpdump   nodev
  87: #define tmscpreset  nulldev
  88: #endif
  89: 
  90: #include "ts.h"
  91: #if NTS > 0
  92: int tsopen(),tsclose(),tsstrategy(),tsread(),tswrite();
  93: int tsioctl(),tsdump(),tsreset();
  94: #else
  95: #define tsopen      nodev
  96: #define tsclose     nodev
  97: #define tsstrategy  nodev
  98: #define tsread      nodev
  99: #define tswrite     nodev
 100: #define tsioctl     nodev
 101: #define tsdump      nodev
 102: #define tsreset     nulldev
 103: #endif
 104: 
 105: #include "mu.h"
 106: #if NMT > 0
 107: int mtopen(),mtclose(),mtstrategy(),mtread(),mtwrite();
 108: int mtioctl(),mtdump();
 109: #else
 110: #define mtopen      nodev
 111: #define mtclose     nodev
 112: #define mtstrategy  nodev
 113: #define mtread      nodev
 114: #define mtwrite     nodev
 115: #define mtioctl     nodev
 116: #define mtdump      nodev
 117: #endif
 118: 
 119: #include "ra.h"
 120: #if NUDA > 0
 121: int udopen(),udstrategy(),udread(),udwrite(),udreset(),uddump(),udsize();
 122: #else
 123: #define udopen      nodev
 124: #define udstrategy  nodev
 125: #define udread      nodev
 126: #define udwrite     nodev
 127: #define udreset     nulldev
 128: #define uddump      nodev
 129: #define udsize      0
 130: #endif
 131: 
 132: #include "up.h"
 133: #if NSC > 0
 134: int upopen(),upstrategy(),upread(),upwrite(),upreset(),updump(),upsize();
 135: #else
 136: #define upopen      nodev
 137: #define upstrategy  nodev
 138: #define upread      nodev
 139: #define upwrite     nodev
 140: #define upreset     nulldev
 141: #define updump      nodev
 142: #define upsize      0
 143: #endif
 144: 
 145: #include "tj.h"
 146: #if NUT > 0
 147: int utopen(),utclose(),utstrategy(),utread(),utwrite(),utioctl();
 148: int utreset(),utdump();
 149: #else
 150: #define utopen      nodev
 151: #define utclose     nodev
 152: #define utread      nodev
 153: #define utstrategy  nodev
 154: #define utwrite     nodev
 155: #define utreset     nulldev
 156: #define utioctl     nodev
 157: #define utdump      nodev
 158: #endif
 159: 
 160: #include "rb.h"
 161: #if NIDC > 0
 162: int idcopen(),idcstrategy(),idcread(),idcwrite();
 163: int idcreset(),idcdump(),idcsize();;
 164: #else
 165: #define idcopen     nodev
 166: #define idcstrategy nodev
 167: #define idcread     nodev
 168: #define idcwrite    nodev
 169: #define idcreset    nulldev
 170: #define idcdump     nodev
 171: #define idcsize     0
 172: #endif
 173: 
 174: #if defined(VAX750) || defined(VAX730)
 175: int tuopen(),tuclose(),tustrategy();
 176: #else
 177: #define tuopen      nodev
 178: #define tuclose     nodev
 179: #define tustrategy  nodev
 180: #endif
 181: 
 182: #include "rx.h"
 183: #if NFX > 0
 184: int rxopen(),rxstrategy(),rxclose(),rxread(),rxwrite(),rxreset(),rxioctl();
 185: #else
 186: #define rxopen      nodev
 187: #define rxstrategy  nodev
 188: #define rxclose     nodev
 189: #define rxread      nodev
 190: #define rxwrite     nodev
 191: #define rxreset     nulldev
 192: #define rxioctl     nodev
 193: #endif
 194: 
 195: #include "uu.h"
 196: #if NUU > 0
 197: int uuopen(),uustrategy(),uuclose(),uureset(),uuioctl();
 198: #else
 199: #define uuopen      nodev
 200: #define uustrategy  nodev
 201: #define uuclose     nodev
 202: #define uureset     nulldev
 203: #define uuioctl     nodev
 204: #endif
 205: 
 206: #include "rl.h"
 207: #if NRL > 0
 208: int rlopen(),rlstrategy(),rlread(),rlwrite();
 209: int rlreset(),rldump(),rlsize();
 210: #else
 211: #define rlopen      nodev
 212: #define rlstrategy  nodev
 213: #define rlread      nodev
 214: #define rlwrite     nodev
 215: #define rlreset     nulldev
 216: #define rldump      nodev
 217: #define rlsize      0
 218: #endif
 219: 
 220: int swstrategy(),swread(),swwrite();
 221: 
 222: struct bdevsw   bdevsw[] =
 223: {
 224:     { hpopen,   nulldev,    hpstrategy, hpdump,     /*0*/
 225:       hpsize,   0 },
 226:     { htopen,   htclose,    htstrategy, htdump,     /*1*/
 227:       0,        B_TAPE },
 228:     { upopen,   nulldev,    upstrategy, updump,     /*2*/
 229:       upsize,   0 },
 230:     { rkopen,   nulldev,    rkstrategy, rkdump,     /*3*/
 231:       rksize,   0 },
 232:     { nodev,    nodev,      swstrategy, nodev,      /*4*/
 233:       0,        0 },
 234:     { tmopen,   tmclose,    tmstrategy, tmdump,     /*5*/
 235:       0,        B_TAPE },
 236:     { tsopen,   tsclose,    tsstrategy, tsdump,     /*6*/
 237:       0,        B_TAPE },
 238:     { mtopen,   mtclose,    mtstrategy, mtdump,     /*7*/
 239:       0,        B_TAPE },
 240:     { tuopen,   tuclose,    tustrategy, nodev,      /*8*/
 241:       0,        B_TAPE },
 242:     { udopen,   nulldev,    udstrategy, uddump,     /*9*/
 243:       udsize,   0 },
 244:     { utopen,   utclose,    utstrategy, utdump,     /*10*/
 245:       0,        B_TAPE },
 246:     { idcopen,  nodev,      idcstrategy,    idcdump,    /*11*/
 247:       idcsize,  0 },
 248:     { rxopen,   rxclose,    rxstrategy, nodev,      /*12*/
 249:       0,        0 },
 250:     { uuopen,   uuclose,    uustrategy, nodev,      /*13*/
 251:       0,        0 },
 252:     { rlopen,   nodev,      rlstrategy, rldump,     /*14*/
 253:       rlsize,   0 },
 254:     { tmscpopen,    tmscpclose, tmscpstrategy,  tmscpdump,  /*15*/
 255:       0,        B_TAPE },
 256: };
 257: int nblkdev = sizeof (bdevsw) / sizeof (bdevsw[0]);
 258: 
 259: int cnopen(),cnclose(),cnread(),cnwrite(),cnioctl();
 260: struct tty cons;
 261: 
 262: #include "acc.h"
 263: #if NACC > 0
 264: int     accreset();
 265: #else
 266: #define accreset nulldev
 267: #endif
 268: 
 269: #include "ct.h"
 270: #if NCT > 0
 271: int ctopen(),ctclose(),ctwrite();
 272: #else
 273: #define ctopen  nulldev
 274: #define ctclose nulldev
 275: #define ctwrite nulldev
 276: #endif
 277: 
 278: #include "dh.h"
 279: #if NDH == 0
 280: #define dhopen  nodev
 281: #define dhclose nodev
 282: #define dhread  nodev
 283: #define dhwrite nodev
 284: #define dhioctl nodev
 285: #define dhstop  nodev
 286: #define dhreset nulldev
 287: #define dh11    0
 288: #else
 289: int dhopen(),dhclose(),dhread(),dhwrite(),dhioctl(),dhstop(),dhreset();
 290: struct  tty dh11[];
 291: #endif
 292: 
 293: #include "dmf.h"
 294: #if NDMF == 0
 295: #define dmfopen nodev
 296: #define dmfclose    nodev
 297: #define dmfread nodev
 298: #define dmfwrite    nodev
 299: #define dmfioctl    nodev
 300: #define dmfstop nodev
 301: #define dmfreset    nulldev
 302: #define dmf_tty 0
 303: #else
 304: int dmfopen(),dmfclose(),dmfread(),dmfwrite(),dmfioctl(),dmfstop(),dmfreset();
 305: struct  tty dmf_tty[];
 306: #endif
 307: 
 308: #if VAX8600
 309: int crlopen(),crlclose(),crlread(),crlwrite();
 310: #else
 311: #define crlopen     nodev
 312: #define crlclose    nodev
 313: #define crlread     nodev
 314: #define crlwrite    nodev
 315: #endif
 316: 
 317: #if VAX780
 318: int flopen(),flclose(),flread(),flwrite();
 319: #else
 320: #define flopen  nodev
 321: #define flclose nodev
 322: #define flread  nodev
 323: #define flwrite nodev
 324: #endif
 325: 
 326: #include "dz.h"
 327: #if NDZ == 0
 328: #define dzopen  nodev
 329: #define dzclose nodev
 330: #define dzread  nodev
 331: #define dzwrite nodev
 332: #define dzioctl nodev
 333: #define dzstop  nodev
 334: #define dzreset nulldev
 335: #define dz_tty  0
 336: #else
 337: int dzopen(),dzclose(),dzread(),dzwrite(),dzioctl(),dzstop(),dzreset();
 338: struct  tty dz_tty[];
 339: #endif
 340: 
 341: #include "lp.h"
 342: #if NLP > 0
 343: int lpopen(),lpclose(),lpwrite(),lpreset();
 344: #else
 345: #define lpopen      nodev
 346: #define lpclose     nodev
 347: #define lpwrite     nodev
 348: #define lpreset     nulldev
 349: #endif
 350: 
 351: int syopen(),syread(),sywrite(),syioctl(),syselect();
 352: 
 353: int     mmread(),mmwrite();
 354: #define mmselect    seltrue
 355: 
 356: #include "va.h"
 357: #if NVA > 0
 358: int vaopen(),vaclose(),vawrite(),vaioctl(),vareset(),vaselect();
 359: #else
 360: #define vaopen      nodev
 361: #define vaclose     nodev
 362: #define vawrite     nodev
 363: #define vaopen      nodev
 364: #define vaioctl     nodev
 365: #define vareset     nulldev
 366: #define vaselect    nodev
 367: #endif
 368: 
 369: #include "vp.h"
 370: #if NVP > 0
 371: int vpopen(),vpclose(),vpwrite(),vpioctl(),vpreset(),vpselect();
 372: #else
 373: #define vpopen      nodev
 374: #define vpclose     nodev
 375: #define vpwrite     nodev
 376: #define vpioctl     nodev
 377: #define vpreset     nulldev
 378: #define vpselect    nodev
 379: #endif
 380: 
 381: #include "pty.h"
 382: #if NPTY > 0
 383: int ptsopen(),ptsclose(),ptsread(),ptswrite(),ptsstop();
 384: int ptcopen(),ptcclose(),ptcread(),ptcwrite(),ptcselect();
 385: int ptyioctl();
 386: struct  tty pt_tty[];
 387: #else
 388: #define ptsopen     nodev
 389: #define ptsclose    nodev
 390: #define ptsread     nodev
 391: #define ptswrite    nodev
 392: #define ptcopen     nodev
 393: #define ptcclose    nodev
 394: #define ptcread     nodev
 395: #define ptcwrite    nodev
 396: #define ptyioctl    nodev
 397: #define pt_tty      0
 398: #define ptcselect   nodev
 399: #define ptsstop     nulldev
 400: #endif
 401: 
 402: #include "lpa.h"
 403: #if NLPA > 0
 404: int lpaopen(),lpaclose(),lparead(),lpawrite(),lpaioctl();
 405: #else
 406: #define lpaopen     nodev
 407: #define lpaclose    nodev
 408: #define lparead     nodev
 409: #define lpawrite    nodev
 410: #define lpaioctl    nodev
 411: #endif
 412: 
 413: #include "dn.h"
 414: #if NDN > 0
 415: int dnopen(),dnclose(),dnwrite();
 416: #else
 417: #define dnopen      nodev
 418: #define dnclose     nodev
 419: #define dnwrite     nodev
 420: #endif
 421: 
 422: #include "ik.h"
 423: #if NIK > 0
 424: int ikopen(),ikclose(),ikread(),ikwrite(),ikioctl(),ikreset();
 425: #else
 426: #define ikopen nodev
 427: #define ikclose nodev
 428: #define ikread nodev
 429: #define ikwrite nodev
 430: #define ikioctl nodev
 431: #define ikreset nulldev
 432: #endif
 433: 
 434: #include "ps.h"
 435: #if NPS > 0
 436: int psopen(),psclose(),psread(),pswrite(),psioctl(),psreset();
 437: #else
 438: #define psopen nodev
 439: #define psclose nodev
 440: #define psread nodev
 441: #define pswrite nodev
 442: #define psopen nodev
 443: #define psioctl nodev
 444: #define psreset nulldev
 445: #endif
 446: 
 447: #include "ad.h"
 448: #if NAD > 0
 449: int adopen(),adclose(),adioctl(),adreset();
 450: #else
 451: #define adopen nodev
 452: #define adclose nodev
 453: #define adioctl nodev
 454: #define adreset nulldev
 455: #endif
 456: 
 457: int logopen(),logclose(),logread(),logioctl(),logselect();
 458: 
 459: #include "dhu.h"
 460: #if NDHU > 0
 461: int dhuopen(),dhuclose(),dhuread(),dhuwrite(),dhuioctl(),dhustop(),dhureset();
 462: struct tty dhu_tty[];
 463: #else
 464: #define dhuopen nodev
 465: #define dhuclose nodev
 466: #define dhuread nodev
 467: #define dhuwrite nodev
 468: #define dhuioctl nodev
 469: #define dhustop nodev
 470: #define dhureset nulldev
 471: #define dhu_tty 0
 472: #endif
 473: 
 474: #include "vs.h"
 475: #if NVS > 0
 476: int vsopen(),vsclose(),vsioctl(),vsreset(),vsselect();
 477: #else
 478: #define vsopen nodev
 479: #define vsclose nodev
 480: #define vsioctl nodev
 481: #define vsreset nodev
 482: #define vsselect nodev
 483: #endif
 484: 
 485: #include "dmz.h"
 486: #if NDMZ > 0
 487: int dmzopen(),dmzclose(),dmzread(),dmzwrite(),dmzioctl(),dmzstop(),dmzreset();
 488: struct tty dmz_tty[];
 489: #else
 490: #define dmzopen nodev
 491: #define dmzclose nodev
 492: #define dmzread nodev
 493: #define dmzwrite nodev
 494: #define dmzioctl nodev
 495: #define dmzstop nodev
 496: #define dmzreset nulldev
 497: #define dmz_tty 0
 498: #endif
 499: 
 500: int ttselect(), seltrue();
 501: 
 502: struct cdevsw   cdevsw[] =
 503: {
 504:     cnopen,     cnclose,    cnread,     cnwrite,    /*0*/
 505:     cnioctl,    nulldev,    nulldev,    &cons,
 506:     ttselect,   nodev,
 507:     dzopen,     dzclose,    dzread,     dzwrite,    /*1*/
 508:     dzioctl,    dzstop,     dzreset,    dz_tty,
 509:     ttselect,   nodev,
 510:     syopen,     nulldev,    syread,     sywrite,    /*2*/
 511:     syioctl,    nulldev,    nulldev,    0,
 512:     syselect,   nodev,
 513:     nulldev,    nulldev,    mmread,     mmwrite,    /*3*/
 514:     nodev,      nulldev,    nulldev,    0,
 515:     mmselect,   nodev,
 516:     hpopen,     nulldev,    hpread,     hpwrite,    /*4*/
 517:     hpioctl,    nodev,      nulldev,    0,
 518:     seltrue,    nodev,
 519:     htopen,     htclose,    htread,     htwrite,    /*5*/
 520:     htioctl,    nodev,      nulldev,    0,
 521:     seltrue,    nodev,
 522:     vpopen,     vpclose,    nodev,      vpwrite,    /*6*/
 523:     vpioctl,    nulldev,    vpreset,    0,
 524:     vpselect,   nodev,
 525:     nulldev,    nulldev,    swread,     swwrite,    /*7*/
 526:     nodev,      nodev,      nulldev,    0,
 527:     nodev,      nodev,
 528:     flopen,     flclose,    flread,     flwrite,    /*8*/
 529:     nodev,      nodev,      nulldev,    0,
 530:     seltrue,    nodev,
 531:     udopen,     nulldev,    udread,     udwrite,    /*9*/
 532:     nodev,      nodev,      udreset,    0,
 533:     seltrue,    nodev,
 534:     vaopen,     vaclose,    nodev,      vawrite,    /*10*/
 535:     vaioctl,    nulldev,    vareset,    0,
 536:     vaselect,   nodev,
 537:     rkopen,     nulldev,    rkread,     rkwrite,    /*11*/
 538:     nodev,      nodev,      rkreset,    0,
 539:     seltrue,    nodev,
 540:     dhopen,     dhclose,    dhread,     dhwrite,    /*12*/
 541:     dhioctl,    dhstop,     dhreset,    dh11,
 542:     ttselect,   nodev,
 543:     upopen,     nulldev,    upread,     upwrite,    /*13*/
 544:     nodev,      nodev,      upreset,    0,
 545:     seltrue,    nodev,
 546:     tmopen,     tmclose,    tmread,     tmwrite,    /*14*/
 547:     tmioctl,    nodev,      tmreset,    0,
 548:     seltrue,    nodev,
 549:     lpopen,     lpclose,    nodev,      lpwrite,    /*15*/
 550:     nodev,      nodev,      lpreset,    0,
 551:     seltrue,    nodev,
 552:     tsopen,     tsclose,    tsread,     tswrite,    /*16*/
 553:     tsioctl,    nodev,      tsreset,    0,
 554:     seltrue,    nodev,
 555:     utopen,     utclose,    utread,     utwrite,    /*17*/
 556:     utioctl,    nodev,      utreset,    0,
 557:     seltrue,    nodev,
 558:     ctopen,     ctclose,    nodev,      ctwrite,    /*18*/
 559:     nodev,      nodev,      nulldev,    0,
 560:     seltrue,    nodev,
 561:     mtopen,     mtclose,    mtread,     mtwrite,    /*19*/
 562:     mtioctl,    nodev,      nodev,      0,
 563:     seltrue,    nodev,
 564:     ptsopen,    ptsclose,   ptsread,    ptswrite,   /*20*/
 565:     ptyioctl,   ptsstop,    nulldev,    pt_tty,
 566:     ttselect,   nodev,
 567:     ptcopen,    ptcclose,   ptcread,    ptcwrite,   /*21*/
 568:     ptyioctl,   nulldev,    nulldev,    pt_tty,
 569:     ptcselect,  nodev,
 570:     dmfopen,    dmfclose,   dmfread,    dmfwrite,   /*22*/
 571:     dmfioctl,   dmfstop,    dmfreset,   dmf_tty,
 572:     ttselect,   nodev,
 573:     idcopen,    nulldev,    idcread,    idcwrite,   /*23*/
 574:     nodev,      nodev,      idcreset,   0,
 575:     seltrue,    nodev,
 576:     dnopen,     dnclose,    nodev,      dnwrite,    /*24*/
 577:     nodev,      nodev,      nulldev,    0,
 578:     seltrue,    nodev,
 579: /* 25-29 reserved to local sites */
 580:     nodev,      nodev,      nodev,      nodev,      /*25*/
 581:     nodev,      nulldev,    nulldev,    0,
 582:     nodev,      nodev,
 583:     lpaopen,    lpaclose,   lparead,    lpawrite,   /*26*/
 584:     lpaioctl,   nodev,      nulldev,    0,
 585:     seltrue,    nodev,
 586:     psopen,     psclose,    psread,     pswrite,    /*27*/
 587:     psioctl,    nodev,      psreset,    0,
 588:     seltrue,    nodev,
 589:     nodev,      nodev,      nodev,      nodev,      /*28*/
 590:     nodev,      nulldev,    nulldev,    0,
 591:     nodev,      nodev,
 592:     adopen,     adclose,    nodev,      nodev,      /*29*/
 593:     adioctl,    nodev,      adreset,    0,
 594:     seltrue,    nodev,
 595:     rxopen,     rxclose,    rxread,     rxwrite,    /*30*/
 596:     rxioctl,    nodev,      rxreset,    0,
 597:     seltrue,    nodev,
 598:     ikopen,     ikclose,    ikread,     ikwrite,    /*31*/
 599:     ikioctl,    nodev,      ikreset,    0,
 600:     seltrue,    nodev,
 601:     rlopen,     nodev,      rlread,     rlwrite,    /*32*/
 602:     nodev,      nodev,      rlreset,    0,
 603:     seltrue,    nodev,
 604:     logopen,    logclose,   logread,    nodev,      /*33*/
 605:     logioctl,   nodev,      nulldev,    0,
 606:     logselect,  nodev,
 607:     dhuopen,        dhuclose,       dhuread,        dhuwrite,       /*34*/
 608:     dhuioctl,       dhustop,        dhureset,       dhu_tty,
 609:     ttselect,       nodev,
 610:     crlopen,    crlclose,   crlread,    crlwrite,   /*35*/
 611:     nodev,      nodev,      nulldev,    0,
 612:     seltrue,    nodev,
 613:     vsopen,     vsclose,    nodev,      nodev,      /*36*/
 614:     vsioctl,    nodev,      vsreset,    0,
 615:     vsselect,   nodev,
 616:     dmzopen,        dmzclose,       dmzread,        dmzwrite,       /*37*/
 617:     dmzioctl,       dmzstop,        dmzreset,       dmz_tty,
 618:     ttselect,       nodev,
 619:     tmscpopen,  tmscpclose, tmscpread,  tmscpwrite, /*38*/
 620:     tmscpioctl, nodev,      tmscpreset, 0,
 621:     seltrue,    nodev,
 622:     nodev,      nodev,      nodev,      nodev,      /*39*/
 623:     nodev,      nulldev,    nulldev,    0,
 624:     nodev,      nodev,
 625:     nodev,      nodev,      nodev,      nodev,      /*40*/
 626:     nodev,      nulldev,    nulldev,    0,
 627:     nodev,      nodev,
 628:     nodev,      nodev,      nodev,      nodev,      /*41*/
 629:     nodev,      nulldev,    nulldev,    0,
 630:     nodev,      nodev,
 631: /* 42-50 reserved to local sites */
 632:     nodev,      nodev,      nodev,      nodev,      /*42*/
 633:     nodev,      nulldev,    nulldev,    0,
 634:     nodev,      nodev,
 635: };
 636: int nchrdev = sizeof (cdevsw) / sizeof (cdevsw[0]);
 637: 
 638: int mem_no = 3;     /* major device number of memory special file */
 639: 
 640: /*
 641:  * Swapdev is a fake device implemented
 642:  * in sw.c used only internally to get to swstrategy.
 643:  * It cannot be provided to the users, because the
 644:  * swstrategy routine munches the b_dev and b_blkno entries
 645:  * before calling the appropriate driver.  This would horribly
 646:  * confuse, e.g. the hashing routines. Instead, /dev/drum is
 647:  * provided as a character (raw) device.
 648:  */
 649: dev_t   swapdev = makedev(4, 0);

Defined variables

Defined macros