NetBSD/sys/arch/vax/vsa/lkc.c

176 lines
4.1 KiB
C

/* $NetBSD: lkc.c,v 1.17 2003/07/15 02:15:07 lukem Exp $ */
/*
* Copyright (c) 1998 Ludd, University of Lule}, Sweden.
* All rights reserved.
*
* 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 at Ludd, University of
* Lule}, Sweden and its contributors.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: lkc.c,v 1.17 2003/07/15 02:15:07 lukem Exp $");
#include "opt_ddb.h"
#include <sys/param.h>
#include <sys/device.h>
#include <sys/systm.h>
#include <dev/wscons/wsksymvar.h>
#include <dev/wscons/wscons_callbacks.h>
#include <dev/dec/lk201.h>
#include <machine/vsbus.h>
#include <dev/dec/dzreg.h>
#include <dev/dec/dzvar.h>
#include "ioconf.h"
static int lkc_match(struct device *, struct cfdata *, void *);
static void lkc_attach(struct device *, struct device *, void *);
static int lkc_catch(int, int);
int lkc_decode(int);
struct lkc_softc {
struct device ls_dev;
int ls_shifted; /* Shift key pressed */
int ls_ctrl; /* Ctrl key pressed */
int ls_lastchar; /* last key pressed (for repeat) */
};
CFATTACH_DECL(lkc, sizeof(struct lkc_softc),
lkc_match, lkc_attach, NULL, NULL);
int
lkc_match(parent, cf, aux)
struct device *parent;
struct cfdata *cf;
void *aux;
{
return 1;
}
void
lkc_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct dz_softc *dz = (void *)parent;
printf("\n");
dz->sc_catch = lkc_catch; /* Catch keyb & mouse chars fast */
bus_space_write_2(dz->sc_iot, dz->sc_ioh, 4, 0x1c18);
}
extern char *q_special[];
int
lkc_catch(line, ch)
int line, ch;
{
int hej, i;
char *cp;
if (line > 0)
return 0;
if ((hej = lkc_decode(ch)) == -1)
return 1;
if (hej > 255) {
cp = q_special[hej & 255];
for (i = 0; i < strlen(cp); i++)
wsdisplay_kbdinput(wsdisplay_cd.cd_devs[0], cp[i]);
} else {
wsdisplay_kbdinput(wsdisplay_cd.cd_devs[0], (keysym_t)hej);
}
return 1;
}
int
lkc_decode(ch)
int ch;
{
extern unsigned short q_key[], q_shift_key[];
static int shifted, ctrl, lastchar;
int hej;
switch (ch) {
case KEY_SHIFT:
shifted ^= 1;
return -1;
case KEY_UP:
shifted = ctrl = 0;
return -1;
case KEY_CONTROL:
ctrl ^= 1;
return -1;
case KEY_REPEAT:
ch = lastchar;
break;
#if defined(DDB)
case 113: /* ESC */
if ((shifted & ctrl) == 0)
break;
Debugger();
return -1;
#endif
case 86:
case 87:
case 88:
case 89:
case 90:
case 100:
case 101:
case 102:
if ((shifted & ctrl) == 0)
break;
ch -= 86;
if (ch > 10)
ch -= 9;
wsdisplay_switch(wsdisplay_cd.cd_devs[0], ch, 0);
return -1;
default:
break;
}
hej = (shifted ? q_shift_key[ch] : q_key[ch]);
lastchar = ch;
if (ctrl)
hej &= 31;
return hej;
}