4.3BSD - /usr/src/sys/stand/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 "../machine/pte.h"
  10: 
  11: #include "../h/param.h"
  12: #include "../h/inode.h"
  13: #include "../h/fs.h"
  14: 
  15: #include "../vaxmba/mbareg.h"
  16: 
  17: #include "saio.h"
  18: 
  19: devread(io)
  20:     register struct iob *io;
  21: {
  22:     int cc;
  23: 
  24:     io->i_flgs |= F_RDDATA;
  25:     io->i_error = 0;
  26:     cc = (*devsw[io->i_ino.i_dev].dv_strategy)(io, READ);
  27:     io->i_flgs &= ~F_TYPEMASK;
  28:     return (cc);
  29: }
  30: 
  31: devwrite(io)
  32:     register struct iob *io;
  33: {
  34:     int cc;
  35: 
  36:     io->i_flgs |= F_WRDATA;
  37:     io->i_error = 0;
  38:     cc = (*devsw[io->i_ino.i_dev].dv_strategy)(io, WRITE);
  39:     io->i_flgs &= ~F_TYPEMASK;
  40:     return (cc);
  41: }
  42: 
  43: devopen(io)
  44:     register struct iob *io;
  45: {
  46: 
  47:     (*devsw[io->i_ino.i_dev].dv_open)(io);
  48: }
  49: 
  50: devclose(io)
  51:     register struct iob *io;
  52: {
  53: 
  54:     (*devsw[io->i_ino.i_dev].dv_close)(io);
  55: }
  56: 
  57: devioctl(io, cmd, arg)
  58:     register struct iob *io;
  59:     int cmd;
  60:     caddr_t arg;
  61: {
  62: 
  63:     return ((*devsw[io->i_ino.i_dev].dv_ioctl)(io, cmd, arg));
  64: }
  65: 
  66: /*ARGSUSED*/
  67: nullsys(io)
  68:     struct iob *io;
  69: {
  70: 
  71:     ;
  72: }
  73: 
  74: /*ARGSUSED*/
  75: nullioctl(io, cmd, arg)
  76:     struct iob *io;
  77:     int cmd;
  78:     caddr_t arg;
  79: {
  80: 
  81:     return (ECMD);
  82: }
  83: 
  84: int nullsys(), nullioctl();
  85: #if defined(VAX780) || defined(VAX750) || defined(VAX8600)
  86: int hpstrategy(), hpopen(), hpioctl();
  87: #endif
  88: #if defined(VAX780) || defined(VAX750) || defined(VAX8600)
  89: int upstrategy(), upopen(), upioctl();
  90: #endif
  91: int rkstrategy(), rkopen(), rkioctl();
  92: int rastrategy(), raopen(), raioctl();
  93: #if defined(VAX730)
  94: int idcstrategy(), idcopen(), idcioctl();
  95: #endif
  96: int rlstrategy(), rlopen(), rlioctl();
  97: #ifndef BOOT
  98: int tmstrategy(), tmopen(), tmclose();
  99: int tsstrategy(), tsopen(), tsclose();
 100: #if defined(VAX780) || defined(VAX750) || defined(VAX8600)
 101: int htstrategy(), htopen(), htclose();
 102: int mtstrategy(), mtopen(), mtclose();
 103: #endif
 104: int utstrategy(), utopen(), utclose();
 105: #endif
 106: 
 107: struct devsw devsw[] = {
 108: #if defined(VAX780) || defined(VAX750) || defined(VAX8600)
 109:     { "hp", hpstrategy, hpopen,     nullsys,    hpioctl },
 110: #endif
 111: #if defined(VAX780) || defined(VAX750) || defined(VAX8600)
 112:     { "up", upstrategy, upopen,     nullsys,    upioctl },
 113: #endif
 114:     { "hk", rkstrategy, rkopen,     nullsys,    rkioctl },
 115:     { "ra", rastrategy, raopen,     nullsys,    raioctl },
 116: #if defined(VAX730)
 117:     { "rb", idcstrategy,    idcopen,    nullsys,    idcioctl },
 118: #endif
 119:     { "rl", rlstrategy, rlopen,     nullsys,    rlioctl },
 120: #ifndef BOOT
 121:     { "ts", tsstrategy, tsopen,     tsclose,    nullioctl },
 122: #if defined(VAX780) || defined(VAX750) || defined(VAX8600)
 123:     { "ht", htstrategy, htopen,     htclose,    nullioctl },
 124:     { "mt", mtstrategy, mtopen,     mtclose,    nullioctl },
 125: #endif
 126:     { "tm", tmstrategy, tmopen,     tmclose,    nullioctl },
 127:     { "ut", utstrategy, utopen,     utclose,    nullioctl },
 128: #endif
 129:     { 0, 0, 0, 0, 0 },
 130: };

Defined functions

Defined variables