288 lines
7.0 KiB
C
288 lines
7.0 KiB
C
/* $NetBSD: mkbd.c,v 1.16 2002/10/02 15:45:16 thorpej Exp $ */
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/*-
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* Copyright (c) 2001 Marcus Comstedt
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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 by Marcus Comstedt.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/device.h>
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#include <sys/fcntl.h>
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#include <sys/poll.h>
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#include <sys/select.h>
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#include <sys/proc.h>
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#include <sys/signalvar.h>
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#include <sys/systm.h>
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#include "wskbd.h"
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#include <dev/wscons/wsconsio.h>
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#include <dev/wscons/wskbdvar.h>
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#include <dev/wscons/wsksymdef.h>
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#include <dev/wscons/wsksymvar.h>
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#include <machine/cpu.h>
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#include <machine/bus.h>
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#include <dreamcast/dev/maple/maple.h>
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#include <dreamcast/dev/maple/mapleconf.h>
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#include <dreamcast/dev/maple/mkbdvar.h>
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#include <dreamcast/dev/maple/mkbdmap.h>
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/*
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* Function declarations.
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*/
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static int mkbdmatch(struct device *, struct cfdata *, void *);
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static void mkbdattach(struct device *, struct device *, void *);
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int mkbd_enable(void *, int);
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void mkbd_set_leds(void *, int);
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int mkbd_ioctl(void *, u_long, caddr_t, int, struct proc *);
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struct wskbd_accessops mkbd_accessops = {
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mkbd_enable,
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mkbd_set_leds,
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mkbd_ioctl,
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};
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static void mkbd_intr(struct mkbd_softc *, struct mkbd_condition *, int);
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void mkbd_cngetc(void *, u_int *, int *);
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void mkbd_cnpollc(void *, int);
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int mkbd_cnattach(void);
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struct wskbd_consops mkbd_consops = {
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mkbd_cngetc,
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mkbd_cnpollc,
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};
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struct wskbd_mapdata mkbd_keymapdata = {
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mkbd_keydesctab,
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KB_JP,
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};
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static struct mkbd_softc *mkbd_console_softc = NULL;
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static int mkbd_console_initted = 0;
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CFATTACH_DECL(mkbd, sizeof(struct mkbd_softc),
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mkbdmatch, mkbdattach, NULL, NULL);
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static int
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mkbdmatch(struct device *parent, struct cfdata *cf, void *aux)
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{
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struct maple_attach_args *ma = aux;
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return ((ma->ma_function & MAPLE_FUNC_KEYBOARD) != 0);
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}
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static void
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mkbdattach(struct device *parent, struct device *self, void *aux)
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{
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struct mkbd_softc *sc = (struct mkbd_softc *) self;
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struct maple_attach_args *ma = aux;
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#if NWSKBD > 0
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struct wskbddev_attach_args a;
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#endif
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u_int32_t kbdtype;
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sc->sc_parent = parent;
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sc->sc_port = ma->ma_port;
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sc->sc_subunit = ma->ma_subunit;
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kbdtype = maple_get_function_data(ma->ma_devinfo,
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MAPLE_FUNC_KEYBOARD) >> 24;
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switch (kbdtype) {
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case 1:
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printf(": Japanese keyboard");
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mkbd_keymapdata.layout = KB_JP;
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break;
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case 2:
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printf(": US keyboard");
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mkbd_keymapdata.layout = KB_US;
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break;
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case 3:
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printf(": European keyboard");
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mkbd_keymapdata.layout = KB_UK;
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break;
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default:
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printf(": Unknown keyboard %d", kbdtype);
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}
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printf("\n");
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#if NWSKBD > 0
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a.console = ((sc->sc_dev.dv_unit == 0) && (mkbd_console_initted == 1))
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? 1 : 0;
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a.keymap = &mkbd_keymapdata;
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a.accessops = &mkbd_accessops;
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a.accesscookie = sc;
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if (a.console)
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mkbd_console_softc = sc;
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sc->sc_wskbddev = config_found(self, &a, wskbddevprint);
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#endif
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maple_set_condition_callback(parent, sc->sc_port, sc->sc_subunit,
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MAPLE_FUNC_KEYBOARD,(void (*) (void *, void *, int)) mkbd_intr, sc);
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}
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int
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mkbd_enable(void *v, int on)
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{
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return (0);
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}
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void
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mkbd_set_leds(void *v, int on)
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{
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}
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int
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mkbd_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p)
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{
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switch (cmd) {
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case WSKBDIO_GTYPE:
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*(int *) data = WSKBD_TYPE_USB; /* XXX */
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return (0);
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case WSKBDIO_SETLEDS:
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return (0);
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case WSKBDIO_GETLEDS:
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*(int *) data = 0;
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return (0);
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case WSKBDIO_BELL:
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case WSKBDIO_COMPLEXBELL:
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return (0);
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}
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return (EPASSTHROUGH);
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}
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int
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mkbd_cnattach()
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{
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wskbd_cnattach(&mkbd_consops, NULL, &mkbd_keymapdata);
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mkbd_console_initted = 1;
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return (0);
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}
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static int polledkey;
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extern int maple_polling;
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#define SHIFT_KEYCODE_BASE 0xe0
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#define UP_KEYCODE_FLAG 0x1000
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#define KEY_UP(n) do { \
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if (maple_polling) \
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polledkey = (n)|UP_KEYCODE_FLAG; \
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else \
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wskbd_input(sc->sc_wskbddev, WSCONS_EVENT_KEY_UP, (n)); \
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} while (/*CONSTCOND*/0)
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#define KEY_DOWN(n) do { \
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if (maple_polling) \
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polledkey = (n); \
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else \
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wskbd_input(sc->sc_wskbddev, WSCONS_EVENT_KEY_DOWN, (n)); \
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} while (/*CONSTCOND*/0)
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#define SHIFT_UP(n) KEY_UP((n) | SHIFT_KEYCODE_BASE)
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#define SHIFT_DOWN(n) KEY_DOWN((n) | SHIFT_KEYCODE_BASE)
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static void
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mkbd_intr(struct mkbd_softc *sc, struct mkbd_condition *kbddata, int sz)
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{
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if (sz >= sizeof(struct mkbd_condition)) {
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int i, j, v;
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v = sc->sc_condition.shift & ~kbddata->shift;
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if (v)
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for (i = 0; i < 8; i++)
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if (v & (1 << i))
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SHIFT_UP(i);
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v = kbddata->shift & ~sc->sc_condition.shift;
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if (v)
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for (i = 0; i < 8; i++)
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if (v & (1 << i))
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SHIFT_DOWN(i);
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for (i = 0, j = 0; i < 6; i++)
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if (sc->sc_condition.key[i] < 4)
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break;
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else if (sc->sc_condition.key[i] == kbddata->key[j])
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j++;
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else
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KEY_UP(sc->sc_condition.key[i]);
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for (; j < 6; j++)
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if (kbddata->key[j] < 4)
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break;
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else
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KEY_DOWN(kbddata->key[j]);
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memcpy(&sc->sc_condition, kbddata,
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sizeof(struct mkbd_condition));
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}
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}
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void
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mkbd_cngetc(void *v, u_int *type,int *data)
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{
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int key;
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polledkey = -1;
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maple_polling = 1;
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while (polledkey == -1) {
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if (mkbd_console_softc != NULL ||
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mkbd_console_softc->sc_parent != NULL) {
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int t;
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for (t = 0; t < 1000000; t++);
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maple_run_polling(mkbd_console_softc->sc_parent);
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}
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}
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maple_polling = 0;
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key = polledkey;
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*data = key & ~UP_KEYCODE_FLAG;
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*type = (key & UP_KEYCODE_FLAG) ?
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WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN;
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}
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void
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mkbd_cnpollc(void *v, int on)
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{
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}
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