174 lines
4.0 KiB
C
174 lines
4.0 KiB
C
/* $NetBSD: lkc.c,v 1.11 1999/06/06 19:10:49 ragge Exp $ */
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/*
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* Copyright (c) 1998 Ludd, University of Lule}, Sweden.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed at Ludd, University of
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* Lule}, Sweden and its contributors.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "opt_ddb.h"
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#include <sys/param.h>
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#include <sys/device.h>
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#include <sys/systm.h>
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#include <dev/wscons/wsksymvar.h>
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#include <dev/wscons/wscons_callbacks.h>
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#include <dev/dec/lk201.h>
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#include <machine/vsbus.h>
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#include <dev/qbus/dzreg.h>
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#include <dev/qbus/dzvar.h>
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#include "ioconf.h"
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static int lkc_match __P((struct device *, struct cfdata *, void *));
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static void lkc_attach __P((struct device *, struct device *, void *));
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static int lkc_catch __P((int, int));
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int lkc_decode __P((int));
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struct lkc_softc {
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struct device ls_dev;
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int ls_shifted; /* Shift key pressed */
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int ls_ctrl; /* Ctrl key pressed */
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int ls_lastchar; /* last key pressed (for repeat) */
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};
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struct cfattach lkc_ca = {
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sizeof(struct lkc_softc), lkc_match, lkc_attach,
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};
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int
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lkc_match(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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return 1;
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}
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void
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lkc_attach(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct dz_softc *dz = (void *)parent;
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printf("\n");
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dz->sc_catch = lkc_catch; /* Catch keyb & mouse chars fast */
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bus_space_write_2(dz->sc_iot, dz->sc_ioh, 4, 0x1c18);
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}
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extern char *q_special[];
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int
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lkc_catch(line, ch)
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int line, ch;
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{
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int hej, i;
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char *cp;
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if (line > 0)
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return 0;
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if ((hej = lkc_decode(ch)) == -1)
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return 1;
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if (hej > 255) {
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cp = q_special[hej & 255];
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for (i = 0; i < strlen(cp); i++)
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wsdisplay_kbdinput(wsdisplay_cd.cd_devs[0], cp[i]);
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} else {
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wsdisplay_kbdinput(wsdisplay_cd.cd_devs[0], (keysym_t)hej);
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}
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return 1;
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}
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int
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lkc_decode(ch)
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int ch;
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{
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extern unsigned short q_key[], q_shift_key[];
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static int shifted, ctrl, lastchar;
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int hej;
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switch (ch) {
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case KEY_SHIFT:
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shifted ^= 1;
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return -1;
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case KEY_UP:
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shifted = ctrl = 0;
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return -1;
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case KEY_CONTROL:
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ctrl ^= 1;
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return -1;
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case KEY_REPEAT:
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ch = lastchar;
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break;
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#if defined(DDB)
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case 113: /* ESC */
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if ((shifted & ctrl) == 0)
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break;
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Debugger();
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return -1;
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#endif
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case 86:
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case 87:
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case 88:
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case 89:
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case 90:
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case 100:
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case 101:
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case 102:
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if ((shifted & ctrl) == 0)
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break;
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ch -= 86;
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if (ch > 10)
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ch -= 9;
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wsdisplay_switch(wsdisplay_cd.cd_devs[0], ch, 0);
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return -1;
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default:
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break;
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}
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hej = (shifted ? q_shift_key[ch] : q_key[ch]);
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lastchar = ch;
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if (ctrl)
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hej &= 31;
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return hej;
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}
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