2.9BSD/usr/src/sys/GENERIC/c.c
/*
* SCCS id %W% (Berkeley) %G%
*/
#include "param.h"
#include <sys/systm.h>
#include <sys/buf.h>
#include <sys/tty.h>
#include <sys/conf.h>
#include <sys/proc.h>
#include <sys/text.h>
#include <sys/dir.h>
#include <sys/user.h>
#include <sys/file.h>
#include <sys/inode.h>
#include <sys/acct.h>
#include <sys/map.h>
#include <sys/filsys.h>
#include <sys/mount.h>
int nulldev();
int nodev();
int nullioctl();
#include "bk.h"
#if NBK > 0
int bkopen(), bkclose(), bkread(), bkioctl(), bkinput();
#else
#define bkopen nodev
#define bkclose nodev
#define bkread nodev
#define bkioctl nodev
#define bkinput nodev
#endif NBK
#include "dh.h"
#if NDH > 0
int dhopen(), dhclose(), dhread(), dhwrite(), dhioctl(), dhstop();
extern struct tty dh11[];
#else
#define dhopen nodev
#define dhclose nodev
#define dhread nodev
#define dhwrite nodev
#define dhioctl nodev
#define dhstop nodev
#define dh11 ((struct tty *) NULL)
#endif NDH
#include "dn.h"
#if NDN > 0
int dnopen(), dnclose(), dnwrite();
#else
#define dnopen nodev
#define dnclose nodev
#define dnwrite nodev
#endif NDN
#include "dz.h"
#if NDZ > 0
int dzopen(), dzclose(), dzread(), dzwrite(), dzioctl();
#ifdef DZ_PDMA
int dzstop();
#else
#define dzstop nulldev
#endif
extern struct tty dz11[];
#else
#define dzopen nodev
#define dzclose nodev
#define dzread nodev
#define dzwrite nodev
#define dzioctl nodev
#define dzstop nodev
#define dz11 ((struct tty *) NULL)
#endif NDZ
#include "hk.h"
#if NHK > 0
int hkstrategy(), hkread(), hkwrite(), hkroot();
extern struct buf hktab;
#define hkopen nulldev
#define hkclose nulldev
#define _hktab &hktab
#else
#define hkopen nodev
#define hkclose nodev
#define hkstrategy nodev
#define hkread nodev
#define hkwrite nodev
#define hkroot nulldev
#define _hktab ((struct buf *) NULL)
#endif NHK
#include "hp.h"
#if NHP > 0
int hpstrategy(), hpread(), hpwrite(), hproot();
extern struct buf hptab;
#define hpopen nulldev
#define hpclose nulldev
#define _hptab &hptab
#else
#define hpopen nodev
#define hpclose nodev
#define hproot nulldev
#define hpstrategy nodev
#define hpread nodev
#define hpwrite nodev
#define _hptab ((struct buf *) NULL)
#endif NHP
#include "hs.h"
#if NHS > 0
int hsstrategy(), hsread(), hswrite(), hsroot();
extern struct buf hstab;
#define _hstab &hstab
#define hsopen nulldev
#define hsclose nulldev
#else
#define hsopen nodev
#define hsclose nodev
#define hsstrategy nodev
#define hsread nodev
#define hswrite nodev
#define hsroot nulldev
#define _hstab ((struct buf *) NULL)
#endif NHS
#include "ht.h"
#if NHT > 0
int htopen(), htclose(), htread(), htwrite(), htstrategy();
#ifdef HT_IOCTL
int htioctl();
#else
#define htioctl nodev
#endif
extern struct buf httab;
#define _httab &httab
#else
#define htopen nodev
#define htclose nodev
#define htread nodev
#define htwrite nodev
#define htioctl nodev
#define htstrategy nodev
#define _httab ((struct buf *) NULL)
#endif NHT
#include "lp.h"
#if NLP > 0
int lpopen(), lpclose(), lpwrite();
#else
#define lpopen nodev
#define lpclose nodev
#define lpwrite nodev
#endif NLP
#include "rk.h"
#if NRK > 0
int rkstrategy(), rkread(), rkwrite();
extern struct buf rktab;
#define rkopen nulldev
#define rkclose nulldev
#define _rktab &rktab
#else
#define rkopen nodev
#define rkclose nodev
#define rkstrategy nodev
#define rkread nodev
#define rkwrite nodev
#define _rktab ((struct buf *) NULL)
#endif NRK
#include "rl.h"
#if NRL > 0
int rlstrategy(), rlread(), rlwrite();
extern struct buf rltab;
#define rlopen nulldev
#define rlclose nulldev
#define _rltab &rltab
#else
#define rlopen nodev
#define rlclose nodev
#define rlstrategy nodev
#define rlread nodev
#define rlwrite nodev
#define _rltab ((struct buf *) NULL)
#endif NRL
#include "rm.h"
#if NRM > 0
int rmstrategy(), rmread(), rmwrite(), rmroot();
extern struct buf rmtab;
#define rmopen nulldev
#define rmclose nulldev
#define _rmtab &rmtab
#else
#define rmopen nodev
#define rmclose nodev
#define rmroot nulldev
#define rmstrategy nodev
#define rmread nodev
#define rmwrite nodev
#define _rmtab ((struct buf *) NULL)
#endif NRM
#include "rp.h"
#if NRP > 0
int rpstrategy(), rpread(), rpwrite();
extern struct buf rptab;
#define rpopen nulldev
#define rpclose nulldev
#define _rptab &rptab
#else
#define rpopen nodev
#define rpclose nodev
#define rpstrategy nodev
#define rpread nodev
#define rpwrite nodev
#define _rptab ((struct buf *) NULL)
#endif NRP
#include "tm.h"
#if NTM > 0
int tmopen(), tmclose(), tmread(), tmwrite(), tmstrategy();
#ifdef TM_IOCTL
int tmioctl();
#else
#define tmioctl nodev
#endif
extern struct buf tmtab;
#define _tmtab &tmtab
#else
#define tmopen nodev
#define tmclose nodev
#define tmread nodev
#define tmwrite nodev
#define tmioctl nodev
#define tmstrategy nodev
#define _tmtab ((struct buf *) NULL)
#endif NTM
#include "ts.h"
#if NTS > 0
int tsopen(), tsclose(), tsread(), tswrite(), tsstrategy();
#ifdef TS_IOCTL
int tsioctl();
#else
#define tsioctl nodev
#endif
extern struct buf tstab;
#define _tstab &tstab
#else
#define tsopen nodev
#define tsclose nodev
#define tsread nodev
#define tswrite nodev
#define tsioctl nodev
#define tsstrategy nodev
#define _tstab ((struct buf *) NULL)
#endif NTS
#include "vp.h"
#if NVP > 0
int vpopen(), vpclose(), vpwrite(), vpioctl();
#else
#define vpopen nodev
#define vpclose nodev
#define vpwrite nodev
#define vpioctl nodev
#endif NVP
#include "xp.h"
#if NXP > 0
int xpstrategy(), xpread(), xpwrite(), xproot();
extern struct buf xptab;
#define xpopen nulldev
#define xpclose nulldev
#define _xptab &xptab
#else
#define xpopen nodev
#define xpclose nodev
#define xproot nulldev
#define xpstrategy nodev
#define xpread nodev
#define xpwrite nodev
#define _xptab ((struct buf *) NULL)
#endif NXP
struct bdevsw bdevsw[] =
{
rkopen, rkclose, rkstrategy,
nulldev, _rktab, /* rk = 0 */
rpopen, rpclose, rpstrategy,
nulldev, _rptab, /* rp = 1 */
nodev, nodev, nodev,
nulldev, 0, /* rf = 2 */
tmopen, tmclose, tmstrategy,
nulldev, _tmtab, /* tm = 3 */
hkopen, hkclose, hkstrategy,
hkroot, _hktab, /* hk = 4 */
hsopen, hsclose, hsstrategy,
hsroot, _hstab, /* hs = 5 */
#if NXP > 0
xpopen, xpclose, xpstrategy,
xproot, _xptab, /* xp = 6 */
#else
#if NHP > 0
hpopen, hpclose, hpstrategy,
hproot, _hptab, /* hp = 6 */
#else
rmopen, rmclose, rmstrategy,
rmroot, _rmtab, /* rm = 6 */
#endif
#endif
htopen, htclose, htstrategy,
nulldev, _httab, /* ht = 7 */
rlopen, rlclose, rlstrategy,
nulldev, _rltab, /* rl = 8 */
tsopen, tsclose, tsstrategy,
nulldev, _tstab, /* ts = 9 */
};
int nblkdev = sizeof(bdevsw) / sizeof(bdevsw[0]);
int klopen(), klclose(), klread(), klwrite(), klioctl();
extern struct tty kl11[];
int mmread(), mmwrite();
int syopen(), syread(), sywrite(), sysioctl();
struct cdevsw cdevsw[] =
{
klopen, klclose, klread, klwrite,
klioctl, nulldev, kl11, /* kl = 0 */
nodev, nodev, nodev, nodev,
nodev, nodev, 0, /* pc = 1 */
vpopen, vpclose, nodev, vpwrite,
vpioctl, nulldev, 0, /* vp = 2 */
lpopen, lpclose, nodev, lpwrite,
nodev, nulldev, 0, /* lp = 3 */
dhopen, dhclose, dhread, dhwrite,
dhioctl, dhstop, dh11, /* dh = 4 */
nodev, nodev, nodev, nodev,
nodev, nodev, 0, /* dp = 5 */
nodev, nodev, nodev, nodev,
nodev, nodev, 0, /* dj = 6 */
dnopen, dnclose, nodev, dnwrite,
nodev, nulldev, 0, /* dn = 7 */
nulldev, nulldev, mmread, mmwrite,
nodev, nulldev, 0, /* mem = 8 */
rkopen, rkclose, rkread, rkwrite,
nodev, nulldev, 0, /* rk = 9 */
nodev, nodev, nodev, nodev,
nodev, nodev, 0, /* rf = 10 */
rpopen, rpclose, rpread, rpwrite,
nodev, nulldev, 0, /* rp = 11 */
tmopen, tmclose, tmread, tmwrite,
tmioctl, nulldev, 0, /* tm = 12 */
hsopen, hsclose, hsread, hswrite,
nodev, nulldev, 0, /* hs = 13 */
#if NXP > 0
xpopen, xpclose, xpread, xpwrite,
nodev, nulldev, 0, /* xp = 14 */
#else
#if NHP > 0
hpopen, hpclose, hpread, hpwrite,
nodev, nulldev, 0, /* hp = 14 */
#else
rmopen, rmclose, rmread, rmwrite,
nodev, nulldev, 0, /* rm = 14 */
#endif
#endif
htopen, htclose, htread, htwrite,
htioctl, nulldev, 0, /* ht = 15 */
nodev, nodev, nodev, nodev,
nodev, nodev, 0, /* du = 16 */
syopen, nulldev, syread, sywrite,
sysioctl, nulldev, 0, /* tty = 17 */
rlopen, rlclose, rlread, rlwrite,
nodev, nulldev, 0, /* rl = 18 */
hkopen, hkclose, hkread, hkwrite,
nodev, nulldev, 0, /* hk = 19 */
tsopen, tsclose, tsread, tswrite,
tsioctl, nulldev, 0, /* ts = 20 */
dzopen, dzclose, dzread, dzwrite,
dzioctl, dzstop, dz11, /* dz = 21 */
};
int nchrdev = sizeof(cdevsw) / sizeof(cdevsw[0]);
#ifdef OLDTTY
int ttread(), ttyinput(), ttyoutput();
caddr_t ttwrite();
#define ttopen nulldev
#define ttclose nulldev
#define ttioctl nullioctl
#define ttmodem nulldev
#else
#define ttopen nodev
#define ttclose nodev
#define ttread nodev
#define ttwrite nodev
#define ttioctl nodev
#define ttyinput nodev
#define ttyoutput nodev
#define ttmodem nodev
#endif
#ifdef UCB_NTTY
int ntyopen(), ntyclose(), ntread(), ntyinput(), ntyoutput();
caddr_t ntwrite();
#define ntyioctl nullioctl
#define ntymodem nulldev
#else
#define ntyopen nodev
#define ntyclose nodev
#define ntread nodev
#define ntwrite nodev
#define ntyioctl nodev
#define ntyinput nodev
#define ntyoutput nodev
#define ntymodem nodev
#endif
struct linesw linesw[] =
{
ttopen, ttclose, ttread, ttwrite,
ttioctl, ttyinput, ttyoutput, ttmodem, /*0*/
ntyopen, ntyclose, ntread, ntwrite,
ntyioctl, ntyinput, ntyoutput, ntymodem, /*1*/
#if NBK > 0
bkopen, bkclose, bkread, ttwrite,
bkioctl, bkinput, nodev, nulldev /*2*/
#endif
};
#ifndef MPX_FILS
int nldisp = sizeof(linesw) / sizeof(linesw[0]);
#else
int nldisp = sizeof(linesw) / sizeof(linesw[0]) - 1;
int mpxchan();
int (*ldmpx)() = mpxchan;
#endif