add ioctl's + errno; fix chk to work with new stuff

[unix-history] / usr / src / sys / vax / stand / conf.c

/*      conf.c  4.15    82/12/30        */

#include "../machine/pte.h"

#include "../h/param.h"
#include "../h/inode.h"
#include "../h/fs.h"

#include "../vaxmba/mbareg.h"

#include "saio.h"

devread(io)
       register struct iob *io;
{
       int error;

       io->i_flgs |= F_RDDATA;
       error = (*devsw[io->i_ino.i_dev].dv_strategy)(io, READ);
       io->i_flgs &= ~F_TYPEMASK;
       return (error);
}

devwrite(io)
       register struct iob *io;
{
       int error;

       io->i_flgs |= F_WRDATA;
       error = (*devsw[io->i_ino.i_dev].dv_strategy)(io, WRITE);
       io->i_flgs &= ~F_TYPEMASK;
       return (error);
}

devopen(io)
       register struct iob *io;
{

       (*devsw[io->i_ino.i_dev].dv_open)(io);
}

devclose(io)
       register struct iob *io;
{

       (*devsw[io->i_ino.i_dev].dv_close)(io);
}

devioctl(io, cmd, arg)
       register struct iob *io;
       int cmd;
       caddr_t arg;
{

       return ((*devsw[io->i_ino.i_dev].dv_ioctl)(io, cmd, arg));
}

/*ARGSUSED*/
nullsys(io)
       struct iob *io;
{

       ;
}

/*ARGSUSED*/
nullioctl(io, cmd, arg)
       struct iob *io;
       int cmd;
       caddr_t arg;
{

       return (ECMD);
}

int     nullsys(), nullioctl();
#if defined(VAX780) || defined(VAX750)
int     hpstrategy(), hpopen(), hpioctl();
#endif
int     upstrategy(), upopen(), upioctl();
int     rkstrategy(), rkopen(), rkioctl();
int     udstrategy(), udopen(), udioctl();
int     idcstrategy(), idcopen(), idcioctl();
#ifndef BOOT
int     tmstrategy(), tmopen(), tmclose();
int     tsstrategy(), tsopen(), tsclose();
#if defined(VAX780) || defined(VAX750)
int     htstrategy(), htopen(), htclose();
int     mtstrategy(), mtopen(), mtclose();
#endif
int     utstrategy(), utopen(), utclose();
#endif

struct devsw devsw[] = {
#if defined(VAX780) || defined(VAX750)
       { "hp", hpstrategy,     hpopen,         nullsys,        hpioctl },
#endif
       { "up", upstrategy,     upopen,         nullsys,        upioctl },
       { "hk", rkstrategy,     rkopen,         nullsys,        rkioctl },
       { "ra", udstrategy,     udopen,         nullsys,        udioctl },
#if defined(VAX730)
       { "rb", idcstrategy,    idcopen,        nullsys,        idcioctl },
#endif
#ifndef BOOT
       { "ts", tsstrategy,     tsopen,         tsclose,        nullioctl },
#if defined(VAX780) || defined(VAX750)
       { "ht", htstrategy,     htopen,         htclose,        nullioctl },
       { "mt", mtstrategy,     mtopen,         mtclose,        nullioctl },
#endif
       { "tm", tmstrategy,     tmopen,         tmclose,        nullioctl },
       { "ut", utstrategy,     utopen,         utclose,        nullioctl },
#endif
       { 0, 0, 0, 0, 0 },
};