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author | rgrimes <rgrimes@FreeBSD.org> | 1994-05-24 10:09:53 +0000 |
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committer | rgrimes <rgrimes@FreeBSD.org> | 1994-05-24 10:09:53 +0000 |
commit | 8fb65ce818b3e3c6f165b583b910af24000768a5 (patch) | |
tree | ba751e4f2166aefec707c9d7401c7ff432506642 /sys/kern/tty_conf.c | |
parent | a6ce65d368e623088a4c1a29865889f431b15420 (diff) | |
download | FreeBSD-src-8fb65ce818b3e3c6f165b583b910af24000768a5.zip FreeBSD-src-8fb65ce818b3e3c6f165b583b910af24000768a5.tar.gz |
BSD 4.4 Lite Kernel Sources
Diffstat (limited to 'sys/kern/tty_conf.c')
-rw-r--r-- | sys/kern/tty_conf.c | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/sys/kern/tty_conf.c b/sys/kern/tty_conf.c new file mode 100644 index 0000000..b53edb42 --- /dev/null +++ b/sys/kern/tty_conf.c @@ -0,0 +1,126 @@ +/*- + * Copyright (c) 1982, 1986, 1991, 1993 + * The Regents of the University of California. All rights reserved. + * (c) UNIX System Laboratories, Inc. + * All or some portions of this file are derived from material licensed + * to the University of California by American Telephone and Telegraph + * Co. or Unix System Laboratories, Inc. and are reproduced herein with + * the permission of UNIX System Laboratories, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)tty_conf.c 8.4 (Berkeley) 1/21/94 + */ + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/buf.h> +#include <sys/ioctl.h> +#include <sys/proc.h> +#include <sys/tty.h> +#include <sys/conf.h> + +#define ttynodisc ((int (*) __P((dev_t, struct tty *)))enodev) +#define ttyerrclose ((int (*) __P((struct tty *, int flags)))enodev) +#define ttyerrio ((int (*) __P((struct tty *, struct uio *, int)))enodev) +#define ttyerrinput ((int (*) __P((int c, struct tty *)))enodev) +#define ttyerrstart ((int (*) __P((struct tty *)))enodev) + +int nullioctl __P((struct tty *tp, int cmd, caddr_t data, + int flag, struct proc *p)); + +#include "tb.h" +#if NTB > 0 +int tbopen __P((dev_t dev, struct tty *tp)); +int tbclose __P((struct tty *tp, int flags)); +int tbread __P((struct tty *, struct uio *, int flags)); +int tbioctl __P((struct tty *tp, int cmd, caddr_t data, + int flag, struct proc *p)); +int tbinput __P((int c, struct tty *tp)); +#endif + +#include "sl.h" +#if NSL > 0 +int slopen __P((dev_t dev, struct tty *tp)); +int slclose __P((struct tty *tp, int flags)); +int sltioctl __P((struct tty *tp, int cmd, caddr_t data, + int flag, struct proc *p)); +int slinput __P((int c, struct tty *tp)); +int slstart __P((struct tty *tp)); +#endif + + +struct linesw linesw[] = +{ + { ttyopen, ttylclose, ttread, ttwrite, nullioctl, + ttyinput, ttstart, ttymodem }, /* 0- termios */ + + { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl, + ttyerrinput, ttyerrstart, nullmodem }, /* 1- defunct */ + + { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl, + ttyerrinput, ttyerrstart, nullmodem }, /* 2- defunct */ + +#if NTB > 0 + { tbopen, tbclose, tbread, enodev, tbioctl, + tbinput, ttstart, nullmodem }, /* 3- TABLDISC */ +#else + { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl, + ttyerrinput, ttyerrstart, nullmodem }, +#endif + +#if NSL > 0 + { slopen, slclose, ttyerrio, ttyerrio, sltioctl, + slinput, slstart, nullmodem }, /* 4- SLIPDISC */ +#else + { ttynodisc, ttyerrclose, ttyerrio, ttyerrio, nullioctl, + ttyerrinput, ttyerrstart, nullmodem }, +#endif +}; + +int nlinesw = sizeof (linesw) / sizeof (linesw[0]); + +/* + * Do nothing specific version of line + * discipline specific ioctl command. + */ +/*ARGSUSED*/ +nullioctl(tp, cmd, data, flags, p) + struct tty *tp; + int cmd; + char *data; + int flags; + struct proc *p; +{ + +#ifdef lint + tp = tp; data = data; flags = flags; p = p; +#endif + return (-1); +} |