diff options
Diffstat (limited to 'sys/kern/tty_pty.c')
| -rw-r--r-- | sys/kern/tty_pty.c | 64 |
1 files changed, 63 insertions, 1 deletions
diff --git a/sys/kern/tty_pty.c b/sys/kern/tty_pty.c index 2baaea2..ad41417 100644 --- a/sys/kern/tty_pty.c +++ b/sys/kern/tty_pty.c @@ -31,7 +31,7 @@ * SUCH DAMAGE. * * @(#)tty_pty.c 8.2 (Berkeley) 9/23/93 - * $Id: tty_pty.c,v 1.23 1995/10/30 17:16:55 bde Exp $ + * $Id: tty_pty.c,v 1.24 1995/11/04 13:24:55 bde Exp $ */ /* @@ -52,6 +52,10 @@ #include <sys/vnode.h> #include <sys/signalvar.h> +#ifdef DEVFS +#include <sys/devfsext.h> +#endif /*DEVFS*/ + void ptyattach __P((int n)); void ptsstart __P((struct tty *tp)); void ptcwakeup __P((struct tty *tp, int flag)); @@ -733,3 +737,61 @@ ptyioctl(dev, cmd, data, flag, p) } return (error); } + +#define CDEV_MAJOR_S 5 +#define CDEV_MAJOR_C 6 +#ifdef JREMOD +struct cdevsw pts_cdevsw = + { ptsopen, ptsclose, ptsread, ptswrite, /*5*/ + ptyioctl, ptsstop, nullreset, ptydevtotty,/* ttyp */ + ttselect, nommap, NULL }; + +struct cdevsw ptc_cdevsw = + { ptcopen, ptcclose, ptcread, ptcwrite, /*6*/ + ptyioctl, nullstop, nullreset, ptydevtotty,/* ptyp */ + ptcselect, nommap, NULL }; + +static ptc_devsw_installed = 0; + +static void ptc_drvinit(void *unused) +{ +#ifdef DEVFS + int i + char jnames[] = "pqrstu" + char knames[] = "0123456789abcdef" + char devname[16]; +#define MAXUNITS (6 * 16) +#endif + dev_t dev; + dev_t dev_c; + + if( ! ptc_devsw_installed ) { + dev = makedev(CDEV_MAJOR_S,0); + cdevsw_add(&dev,&pts_cdevsw,NULL); + pts_devsw_installed = 1; + dev_c = makedev(CDEV_MAJOR_C,0); + cdevsw_add(&dev_c,&ptc_cdevsw,NULL); + ptc_devsw_installed = 1; +#ifdef DEVFS +/*XXX*/ +#if NPTY > MAXUNITS +#undef NPTY +#define NPTY MAXUNITS +#endif + for ( i = 0 ; i<NPTY ; i++ ) { + int x; + + j = i / 16; + k = i % 16; + sprintf(devname,"pty%c%c",jnames[j],knames[k]); + x=devfs_add_devsw("/",devname,major(dev_c),0,DV_CHR,0,0,0600); + sprintf(devname,"tty%c%c",jnames[j],knames[k]); + x=devfs_add_devsw("/",devname,major(dev),0,DV_CHR,0,0,0600); + } +#endif +} + +SYSINIT(ptcdev,SI_SUB_DRIVERS,SI_ORDER_MIDDLE+CDEV_MAJOR_C,ptc_drvinit,NULL) + +#endif /* JREMOD */ + |
