ioctl u_long cmd; and KNF
This commit is contained in:
deraadt
parent
12e0db7fb1
commit
bdcab43fb8
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@ -42,7 +42,7 @@
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* @(#)zs.c 8.1 (Berkeley) 7/19/93
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*
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* from: Header: zs.c,v 1.30 93/07/19 23:44:42 torek Exp
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* $Id: zs.c,v 1.15 1994/10/15 05:49:08 deraadt Exp $
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* $Id: zs.c,v 1.16 1994/11/02 04:54:19 deraadt Exp $
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*/
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/*
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@ -114,44 +114,44 @@ struct zsinfo {
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struct tty *zs_tty[NZS * 2]; /* XXX should be dynamic */
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/* Definition of the driver for autoconfig. */
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static int zsmatch(struct device *, struct cfdata *, void *);
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static void zsattach(struct device *, struct device *, void *);
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static int zsmatch __P((struct device *, struct cfdata *, void *));
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static void zsattach __P((struct device *, struct device *, void *));
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struct cfdriver zscd =
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{ NULL, "zs", zsmatch, zsattach, DV_TTY, sizeof(struct zsinfo) };
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/* Interrupt handlers. */
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static int zshard(void *);
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static int zshard __P((void *));
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static struct intrhand levelhard = { zshard };
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static int zssoft(void *);
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static int zssoft __P((void *));
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static struct intrhand levelsoft = { zssoft };
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struct zs_chanstate *zslist;
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/* Routines called from other code. */
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static void zsiopen(struct tty *);
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static void zsiclose(struct tty *);
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static void zsstart(struct tty *);
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void zsstop(struct tty *, int);
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static int zsparam(struct tty *, struct termios *);
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static void zsiopen __P((struct tty *));
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static void zsiclose __P((struct tty *));
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static void zsstart __P((struct tty *));
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void zsstop __P((struct tty *, int));
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static int zsparam __P((struct tty *, struct termios *));
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/* Routines purely local to this driver. */
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static int zs_getspeed(volatile struct zschan *);
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static void zs_reset(volatile struct zschan *, int, int);
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static void zs_modem(struct zs_chanstate *, int);
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static void zs_loadchannelregs(volatile struct zschan *, u_char *);
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static int zs_getspeed __P((volatile struct zschan *));
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static void zs_reset __P((volatile struct zschan *, int, int));
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static void zs_modem __P((struct zs_chanstate *, int));
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static void zs_loadchannelregs __P((volatile struct zschan *, u_char *));
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/* Console stuff. */
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static struct tty *zs_ctty; /* console `struct tty *' */
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static int zs_consin = -1, zs_consout = -1;
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static int zscnputc(int); /* console putc function */
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static int zscnputc __P((int)); /* console putc function */
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static volatile struct zschan *zs_conschan;
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static struct tty *zs_checkcons(struct zsinfo *, int, struct zs_chanstate *);
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static struct tty *zs_checkcons __P((struct zsinfo *, int, struct zs_chanstate *));
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#ifdef KGDB
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/* KGDB stuff. Must reboot to change zs_kgdbunit. */
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extern int kgdb_dev, kgdb_rate;
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static int zs_kgdb_savedspeed;
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static void zs_checkkgdb(int, struct zs_chanstate *, struct tty *);
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static void zs_checkkgdb __P((int, struct zs_chanstate *, struct tty *));
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#endif
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extern volatile struct zsdevice *findzs(int);
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@ -205,7 +205,10 @@ zs_write(zc, reg, val)
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* not set up the keyboard as ttya, etc.
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*/
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static int
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zsmatch(struct device *parent, struct cfdata *cf, void *aux)
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zsmatch(parent, cf, aux)
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struct device *parent;
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struct cfdata *cf;
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void *aux;
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{
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struct confargs *ca = aux;
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struct romaux *ra = &ca->ca_ra;
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@ -225,7 +228,10 @@ zsmatch(struct device *parent, struct cfdata *cf, void *aux)
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* SOFT CARRIER, AND keyboard PROPERTY FOR KEYBOARD/MOUSE?
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*/
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static void
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zsattach(struct device *parent, struct device *dev, void *aux)
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zsattach(parent, dev, aux)
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struct device *parent;
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struct device *dev;
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void *aux;
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{
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register int zs = dev->dv_unit, unit;
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register struct zsinfo *zi;
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@ -441,7 +447,10 @@ zscnputc(c)
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* needed. Return console tty if it is to receive console input.
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*/
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static struct tty *
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zs_checkcons(struct zsinfo *zi, int unit, struct zs_chanstate *cs)
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zs_checkcons(zi, unit, cs)
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struct zsinfo *zi;
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int unit;
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struct zs_chanstate *cs;
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{
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register struct tty *tp;
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char *i, *o;
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@ -487,7 +496,10 @@ zs_checkcons(struct zsinfo *zi, int unit, struct zs_chanstate *cs)
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* speed.
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*/
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static void
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zs_checkkgdb(int unit, struct zs_chanstate *cs, struct tty *tp)
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zs_checkkgdb(unit, cs, tp)
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int unit;
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struct zs_chanstate *cs;
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struct tty *tp;
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{
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if (kgdb_dev == makedev(ZSMAJOR, unit)) {
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@ -519,7 +531,8 @@ zs_getspeed(zc)
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* Do an internal open.
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*/
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static void
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zsiopen(struct tty *tp)
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zsiopen(tp)
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struct tty *tp;
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{
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(void) zsparam(tp, &tp->t_termios);
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@ -532,7 +545,8 @@ zsiopen(struct tty *tp)
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* ports on it are closed.
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*/
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static void
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zsiclose(struct tty *tp)
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zsiclose(tp)
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struct tty *tp;
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{
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ttylclose(tp, 0); /* ??? */
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@ -546,7 +560,11 @@ zsiclose(struct tty *tp)
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* the keyboard and mouse ports. (XXX)
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*/
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int
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zsopen(dev_t dev, int flags, int mode, struct proc *p)
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zsopen(dev, flags, mode, p)
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dev_t dev;
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int flags;
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int mode;
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struct proc *p;
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{
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register struct tty *tp;
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register struct zs_chanstate *cs;
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@ -602,7 +620,11 @@ zsopen(dev_t dev, int flags, int mode, struct proc *p)
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* Close a zs serial port.
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*/
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int
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zsclose(dev_t dev, int flags, int mode, struct proc *p)
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zsclose(dev, flags, mode, p)
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dev_t dev;
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int flags;
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int mode;
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struct proc *p;
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{
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register struct zs_chanstate *cs;
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register struct tty *tp;
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@ -642,7 +664,10 @@ zsclose(dev_t dev, int flags, int mode, struct proc *p)
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* Read/write zs serial port.
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*/
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int
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zsread(dev_t dev, struct uio *uio, int flags)
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zsread(dev, uio, flags)
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dev_t dev;
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struct uio *uio;
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int flags;
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{
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register struct tty *tp = zs_tty[minor(dev)];
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@ -650,7 +675,10 @@ zsread(dev_t dev, struct uio *uio, int flags)
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}
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int
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zswrite(dev_t dev, struct uio *uio, int flags)
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zswrite(dev, uio, flags)
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dev_t dev;
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struct uio *uio;
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int flags;
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{
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register struct tty *tp = zs_tty[minor(dev)];
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@ -670,7 +698,8 @@ zswrite(dev_t dev, struct uio *uio, int flags)
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*/
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/* ARGSUSED */
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int
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zshard(void *intrarg)
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zshard(intrarg)
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void *intrarg;
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{
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register struct zs_chanstate *a;
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#define b (a + 1)
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@ -744,7 +773,9 @@ zshard(void *intrarg)
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}
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static int
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zsrint(register struct zs_chanstate *cs, register volatile struct zschan *zc)
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zsrint(cs, zc)
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register struct zs_chanstate *cs;
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register volatile struct zschan *zc;
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{
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register int c = zc->zc_data;
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@ -799,7 +830,9 @@ clearit:
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}
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static int
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zsxint(register struct zs_chanstate *cs, register volatile struct zschan *zc)
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zsxint(cs, zc)
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register struct zs_chanstate *cs;
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register volatile struct zschan *zc;
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{
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register int i = cs->cs_tbc;
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@ -819,7 +852,9 @@ zsxint(register struct zs_chanstate *cs, register volatile struct zschan *zc)
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}
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static int
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zssint(register struct zs_chanstate *cs, register volatile struct zschan *zc)
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zssint(cs, zc)
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register struct zs_chanstate *cs;
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register volatile struct zschan *zc;
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{
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register int rr0;
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@ -880,7 +915,8 @@ zsabort()
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* KGDB framing character received: enter kernel debugger. This probably
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* should time out after a few seconds to avoid hanging on spurious input.
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*/
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zskgdb(int unit)
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zskgdb(unit)
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int unit;
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{
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printf("zs%d%c: kgdb interrupt\n", unit >> 1, (unit & 1) + 'a');
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@ -892,7 +928,10 @@ zskgdb(int unit)
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* Print out a ring or fifo overrun error message.
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*/
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static void
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zsoverrun(int unit, long *ptime, char *what)
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zsoverrun(unit, ptime, what)
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int unit;
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long *ptime;
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char *what;
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{
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if (*ptime != time.tv_sec) {
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@ -906,7 +945,8 @@ zsoverrun(int unit, long *ptime, char *what)
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* ZS software interrupt. Scan all channels for deferred interrupts.
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*/
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int
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zssoft(void *arg)
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zssoft(arg)
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void *arg;
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{
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register struct zs_chanstate *cs;
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register volatile struct zschan *zc;
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@ -1028,7 +1068,12 @@ again:
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}
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int
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zsioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p)
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zsioctl(dev, cmd, data, flag, p)
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dev_t dev;
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u_long cmd;
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caddr_t data;
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int flag;
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struct proc *p;
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{
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int unit = minor(dev);
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struct zsinfo *zi = zscd.cd_devs[unit >> 1];
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@ -1044,39 +1089,26 @@ zsioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p)
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return (error);
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switch (cmd) {
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case TIOCSBRK:
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{
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s = splzs();
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cs->cs_preg[5] |= ZSWR5_BREAK;
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cs->cs_creg[5] |= ZSWR5_BREAK;
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ZS_WRITE(cs->cs_zc, 5, cs->cs_creg[5]);
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splx(s);
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break;
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}
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s = splzs();
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cs->cs_preg[5] |= ZSWR5_BREAK;
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cs->cs_creg[5] |= ZSWR5_BREAK;
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ZS_WRITE(cs->cs_zc, 5, cs->cs_creg[5]);
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splx(s);
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break;
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case TIOCCBRK:
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{
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s = splzs();
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cs->cs_preg[5] &= ~ZSWR5_BREAK;
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cs->cs_creg[5] &= ~ZSWR5_BREAK;
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ZS_WRITE(cs->cs_zc, 5, cs->cs_creg[5]);
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splx(s);
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break;
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}
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s = splzs();
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cs->cs_preg[5] &= ~ZSWR5_BREAK;
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cs->cs_creg[5] &= ~ZSWR5_BREAK;
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ZS_WRITE(cs->cs_zc, 5, cs->cs_creg[5]);
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splx(s);
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break;
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case TIOCSDTR:
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case TIOCCDTR:
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case TIOCMSET:
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case TIOCMBIS:
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case TIOCMBIC:
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case TIOCMGET:
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default:
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return (ENOTTY);
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}
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@ -1087,7 +1119,8 @@ zsioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p)
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* Start or restart transmission.
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*/
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static void
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zsstart(register struct tty *tp)
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zsstart(tp)
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register struct tty *tp;
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{
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register struct zs_chanstate *cs;
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register int s, nch;
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@ -1147,7 +1180,9 @@ out:
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* Stop output, e.g., for ^S or output flush.
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*/
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void
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zsstop(register struct tty *tp, int flag)
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zsstop(tp, flag)
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register struct tty *tp;
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int flag;
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{
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register struct zs_chanstate *cs;
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register int s, unit = minor(tp->t_dev);
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@ -1173,7 +1208,9 @@ zsstop(register struct tty *tp, int flag)
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* 1, 3, 4, 5, 9, 10, 11, 12, 13, 14, and 15 are written.
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*/
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static int
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zsparam(register struct tty *tp, register struct termios *t)
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zsparam(tp, t)
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register struct tty *tp;
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register struct termios *t;
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{
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int unit = minor(tp->t_dev);
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struct zsinfo *zi = zscd.cd_devs[unit >> 1];
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@ -1277,7 +1314,9 @@ zsparam(register struct tty *tp, register struct termios *t)
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* in transmission, the change is deferred.
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*/
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static void
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zs_modem(struct zs_chanstate *cs, int onoff)
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zs_modem(cs, onoff)
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struct zs_chanstate *cs;
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int onoff;
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{
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int s, bis, and;
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@ -1309,7 +1348,9 @@ zs_modem(struct zs_chanstate *cs, int onoff)
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* be disabled for the time it takes to write all the registers.
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*/
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static void
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zs_loadchannelregs(volatile struct zschan *zc, u_char *reg)
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zs_loadchannelregs(zc, reg)
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volatile struct zschan *zc;
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u_char *reg;
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{
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int i;
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@ -1341,7 +1382,8 @@ zs_loadchannelregs(volatile struct zschan *zc, u_char *reg)
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* Get a character from the given kgdb channel. Called at splhigh().
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*/
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static int
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zs_kgdb_getc(void *arg)
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zs_kgdb_getc(arg)
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void *arg;
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{
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register volatile struct zschan *zc = (volatile struct zschan *)arg;
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@ -1354,7 +1396,9 @@ zs_kgdb_getc(void *arg)
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* Put a character to the given kgdb channel. Called at splhigh().
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*/
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static void
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zs_kgdb_putc(void *arg, int c)
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zs_kgdb_putc(arg, c)
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void *arg;
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int c;
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{
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register volatile struct zschan *zc = (volatile struct zschan *)arg;
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