457 lines
12 KiB
C
457 lines
12 KiB
C
/* $XdotOrg: xserver/xorg/hw/xfree86/os-support/usl/usl_kbd.c,v 1.2 2005/11/08 06:33:30 jkj Exp $ */
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/*
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* Copyright 2005 by Kean Johnston <jkj@sco.com>
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name Kean Johnston not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Kean Johnston makes no
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* representations about the suitability of this software for any purpose.
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* It is provided "as is" without express or implied warranty.
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*
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* KEAN JOHNSTON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL KEAN JOHNSTON BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
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* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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/* $XConsortium$ */
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/*
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* Based on sco_io.c which is
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* (C) Copyright 2003 Kean Johnston <jkj@sco.com>
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*
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* Based on lnx_kbd.c which is
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* Copyright (c) 2002 by The XFree86 Project, Inc.
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*
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* Based on the code from lnx_io.c which is
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* Copyright 1992 by Orest Zborowski <obz@Kodak.com>
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* Copyright 1993 by David Dawes <dawes@xfree86.org>
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*/
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#define NEED_EVENTS
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#include "X.h"
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#include "compiler.h"
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#define _NEED_SYSI86
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#include "xf86.h"
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#include "xf86Priv.h"
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#include "xf86OSpriv.h"
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#include "xf86_OSlib.h"
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#include "xf86Xinput.h"
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#include "xf86OSKbd.h"
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#include "atKeynames.h"
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#include "usl_kbd.h"
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#include "usl_xqueue.h"
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#include <sys/param.h>
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static KbdProtocolRec protocols[] = {
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{ "standard", PROT_STD },
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{ "Xqueue", PROT_XQUEUE },
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{ NULL, PROT_UNKNOWN_KBD }
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};
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extern Bool VTSwitchEnabled;
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#ifdef USE_VT_SYSREQ
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extern Bool VTSysreqToggle;
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#endif
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static void
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SoundBell(InputInfoPtr pInfo, int loudness, int pitch, int duration)
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{
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if (loudness && pitch) {
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ioctl(pInfo->fd, KIOCSOUND, 1193180 / pitch);
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usleep(duration * loudness * 20);
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ioctl(pInfo->fd, KIOCSOUND, 0);
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}
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}
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static void
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SetKbdLeds(InputInfoPtr pInfo, int leds)
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{
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int real_leds = 0;
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if (leds & XLED1)
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real_leds |= LED_CAP;
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if (leds & XLED2)
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real_leds |= LED_NUM;
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if (leds & XLED3)
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real_leds |= LED_SCR;
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ioctl(pInfo->fd, KDSETLED, real_leds);
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}
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static int
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GetKbdLeds(InputInfoPtr pInfo)
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{
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int real_leds, leds = 0;
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ioctl(pInfo->fd, KDGETLED, &real_leds);
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if (real_leds & LED_CAP) leds |= XLED1;
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if (real_leds & LED_NUM) leds |= XLED2;
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if (real_leds & LED_SCR) leds |= XLED3;
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return(leds);
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}
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static void
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SetKbdRepeat(InputInfoPtr pInfo, char rad)
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{
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KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
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int i;
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int value = 0x7f; /* Maximum delay with slowest rate */
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int delay = 250; /* Default delay */
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int rate = 300; /* Default repeat rate */
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static int valid_rates[] = { 300, 267, 240, 218, 200, 185, 171, 160, 150,
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133, 120, 109, 100, 92, 86, 80, 75, 67,
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60, 55, 50, 46, 43, 40, 37, 33, 30, 27,
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25, 23, 21, 20 };
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#define RATE_COUNT (sizeof( valid_rates ) / sizeof( int ))
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static int valid_delays[] = { 250, 500, 750, 1000 };
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#define DELAY_COUNT (sizeof( valid_delays ) / sizeof( int ))
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if (pKbd->rate >= 0)
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rate = pKbd->rate * 10;
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if (pKbd->delay >= 0)
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delay = pKbd->delay;
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for (i = 0; i < RATE_COUNT; i++)
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if (rate >= valid_rates[i]) {
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value &= 0x60;
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value |= i;
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break;
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}
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for (i = 0; i < DELAY_COUNT; i++)
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if (delay <= valid_delays[i]) {
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value &= 0x1f;
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value |= i << 5;
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break;
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}
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ioctl (pInfo->fd, KDSETTYPEMATICS, value);
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}
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static int
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KbdInit(InputInfoPtr pInfo, int what)
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{
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KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
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USLKbdPrivPtr priv = (USLKbdPrivPtr) pKbd->private;
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if (pKbd->isConsole) {
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if (ioctl (pInfo->fd, KDGKBMODE, &priv->orig_kbm) < 0) {
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xf86Msg (X_ERROR, "KbdInit: Could not determine keyboard mode\n");
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return !Success;
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}
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/*
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* We need to get the original keyboard map and NUL out the lock
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* modifiers. This prevents the kernel from messing with
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* the keyboard LED's. We restore the original map when we exit.
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* Note that we also have to eliminate screen switch sequences
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* else the VT manager will switch for us, which we don't want.
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* For example, lets say you had changed the VT manager to switch
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* on Alt-Fx instead of Ctrl-Alt-Fx. This means that while inside
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* X, you cant use, for example, Alt-F4, which is a pain in the
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* fundamental when you're using CDE-like thingies.
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*/
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if (ioctl (pInfo->fd, GIO_KEYMAP, &priv->keymap) < 0) {
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xf86Msg (X_ERROR, "KbdInit: Failed to get keyboard map (%s)\n",
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strerror(errno));
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return !Success;
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}
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if (ioctl (pInfo->fd, GIO_KEYMAP, &priv->noledmap) < 0) {
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xf86Msg (X_ERROR, "KbdInit: Failed to get keyboard map (%s)\n",
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strerror(errno));
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return !Success;
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} else {
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int i, j;
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for (i = 0; i < priv->noledmap.n_keys; i++) {
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for (j = 0; j < NUM_STATES; j++) {
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if (IS_SPECKEY(&priv->noledmap, i, j) &&
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((priv->noledmap.key[i].map[j] == K_CLK) ||
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(priv->noledmap.key[i].map[j] == K_NLK) ||
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(priv->noledmap.key[i].map[j] == K_SLK) ||
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(priv->noledmap.key[i].map[j] == K_FRCNEXT) ||
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(priv->noledmap.key[i].map[j] == K_FRCPREV) ||
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((priv->noledmap.key[i].map[j] >= K_VTF) &&
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(priv->noledmap.key[i].map[j] <= K_VTL)) )) {
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priv->noledmap.key[i].map[j] = K_NOP;
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}
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}
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}
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}
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if (ioctl (pInfo->fd, TCGETA, &priv->kbdtty) < 0) {
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xf86Msg (X_ERROR, "KbdInit: Failed to get terminal modes (%s)\n",
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strerror(errno));
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return !Success;
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}
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} /* End of if we are on a console */
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return Success;
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}
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static int
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KbdOn(InputInfoPtr pInfo, int what)
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{
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KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
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USLKbdPrivPtr priv = (USLKbdPrivPtr) pKbd->private;
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struct termio newtio;
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if (pKbd->isConsole) {
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/*
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* Use the calculated keyboard map that does not have active
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* LED lock handling (we track LEDs ourselves).
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*/
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ioctl (pInfo->fd, PIO_KEYMAP, &priv->noledmap);
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#ifdef NOTYET
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newtio = priv->kbdtty; /* structure copy */
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newtio.c_iflag = (IGNPAR | IGNBRK) & (~PARMRK) & (~ISTRIP);
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newtio.c_oflag = 0;
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newtio.c_cflag = CREAD | CS8 | B9600;
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newtio.c_lflag = 0;
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newtio.c_cc[VTIME]=0;
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newtio.c_cc[VMIN]=1;
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ioctl(pInfo->fd, TCSETA, &newtio);
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if (priv->xq == 0)
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ioctl (pInfo->fd, KDSKBMODE, K_RAW);
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else
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#endif
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XqKbdOnOff (pInfo, 1);
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}
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return Success;
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}
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static int
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KbdOff(InputInfoPtr pInfo, int what)
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{
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KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
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USLKbdPrivPtr priv = (USLKbdPrivPtr) pKbd->private;
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if (pKbd->isConsole) {
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/* Revert back to original translate scancode mode */
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#ifdef NOTYET
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if (priv->xq == 0)
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ioctl (pInfo->fd, KDSKBMODE, priv->orig_kbm);
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else
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#endif
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XqKbdOnOff (pInfo, 0);
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ioctl (pInfo->fd, PIO_KEYMAP, &priv->keymap);
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ioctl(pInfo->fd, TCSETA, &priv->kbdtty);
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}
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return Success;
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}
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#define ModifierSet(k) ((modifiers & (k)) == (k))
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static Bool
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SpecialKey(InputInfoPtr pInfo, int key, Bool down, int modifiers)
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{
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KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
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if(!pKbd->vtSwitchSupported)
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return FALSE;
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if ((!ModifierSet(ShiftMask)) && ((ModifierSet(ControlMask | AltMask)) ||
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(ModifierSet(ControlMask | AltLangMask)))) {
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if (VTSwitchEnabled && !xf86Info.vtSysreq) {
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switch (key) {
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case KEY_F1:
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case KEY_F2:
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case KEY_F3:
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case KEY_F4:
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case KEY_F5:
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case KEY_F6:
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case KEY_F7:
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case KEY_F8:
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case KEY_F9:
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case KEY_F10:
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if (down) {
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int sts = key - KEY_F1;
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if (sts != xf86Info.vtno) {
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ioctl(pInfo->fd, VT_SWITCH, sts);
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}
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return TRUE;
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}
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case KEY_F11:
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case KEY_F12:
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if (down) {
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int sts = key - KEY_F11 + 10;
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if (sts != xf86Info.vtno) {
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ioctl(pInfo->fd, VT_SWITCH, sts);
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}
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return TRUE;
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}
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}
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}
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}
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#ifdef USE_VT_SYSREQ
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if (VTSwitchEnabled && xf86Info.vtSysreq) {
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switch (key) {
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case KEY_F1:
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case KEY_F2:
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case KEY_F3:
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case KEY_F4:
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case KEY_F5:
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case KEY_F6:
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case KEY_F7:
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case KEY_F8:
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case KEY_F9:
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case KEY_F10:
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if (VTSysreqToggle && down) {
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ioctl(pInfo->fd, VT_ACTIVATE, key - KEY_F1);
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VTSysreqToggle = FALSE;
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return TRUE;
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}
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break;
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case KEY_F11:
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case KEY_F12:
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if (VTSysreqToggle && down) {
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ioctl(pInfo->fd, VT_ACTIVATE, key - KEY_F11 + 10);
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VTSysreqToggle = FALSE;
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return TRUE;
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}
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break;
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/* Ignore these keys -- ie don't let them cancel an alt-sysreq */
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case KEY_Alt:
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case KEY_AltLang:
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break;
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case KEY_SysReqest:
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if (!(ModifierSet(ShiftMask) || ModifierSet(ControlMask))) {
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if ((ModifierSet(AltMask) || ModifierSet(AltLangMask)) && down)
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VTSysreqToggle = TRUE;
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}
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break;
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default:
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/*
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* We only land here when Alt-SysReq is followed by a
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* non-switching key.
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*/
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if (VTSysreqToggle)
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VTSysreqToggle = FALSE;
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}
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}
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#endif /* USE_VT_SYSREQ */
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return FALSE;
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}
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#ifdef NOTYET
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static void
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stdReadInput(InputInfoPtr pInfo)
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{
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KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
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unsigned char rBuf[64];
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int nBytes, i;
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if ((nBytes = read( pInfo->fd, (char *)rBuf, sizeof(rBuf))) > 0) {
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for (i = 0; i < nBytes; i++) {
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pKbd->PostEvent(pInfo, rBuf[i] & 0x7f, rBuf[i] & 0x80 ? FALSE : TRUE);
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}
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}
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}
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#endif
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static Bool
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OpenKeyboard(InputInfoPtr pInfo)
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{
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KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
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USLKbdPrivPtr priv = (USLKbdPrivPtr) pKbd->private;
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int i;
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KbdProtocolId prot = PROT_UNKNOWN_KBD;
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char *s;
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s = xf86SetStrOption(pInfo->options, "Protocol", NULL);
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for (i = 0; protocols[i].name; i++) {
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if (xf86NameCmp(s, protocols[i].name) == 0) {
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prot = protocols[i].id;
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break;
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}
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}
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switch (prot) {
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case PROT_STD:
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#ifdef NOTYET
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pInfo->read_input = stdReadInput;
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priv->xq = 0;
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break;
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#endif
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case PROT_XQUEUE:
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pInfo->read_input = NULL; /* Handled by the XQUEUE signal handler */
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priv->xq = 1;
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break;
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default:
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xf86Msg(X_ERROR,"\"%s\" is not a valid keyboard protocol name\n", s);
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xfree(s);
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return FALSE;
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}
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xf86Msg(X_CONFIG, "%s: Protocol: %s\n", pInfo->name, s);
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xfree(s);
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s = xf86SetStrOption(pInfo->options, "Device", NULL);
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if (s == NULL) {
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pInfo->fd = xf86Info.consoleFd;
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pKbd->isConsole = TRUE;
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} else {
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pInfo->fd = open(s, O_RDONLY | O_NONBLOCK | O_EXCL);
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if (pInfo->fd == -1) {
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xf86Msg(X_ERROR, "%s: cannot open \"%s\"\n", pInfo->name, s);
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xfree(s);
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return FALSE;
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}
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pKbd->isConsole = FALSE;
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xfree(s);
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}
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if (pKbd->isConsole)
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pKbd->vtSwitchSupported = TRUE;
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return TRUE;
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}
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_X_EXPORT Bool
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xf86OSKbdPreInit(InputInfoPtr pInfo)
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{
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KbdDevPtr pKbd = pInfo->private;
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pKbd->KbdInit = KbdInit;
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pKbd->KbdOn = KbdOn;
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pKbd->KbdOff = KbdOff;
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pKbd->Bell = SoundBell;
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pKbd->SetLeds = SetKbdLeds;
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pKbd->GetLeds = GetKbdLeds;
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pKbd->SetKbdRepeat = SetKbdRepeat;
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pKbd->KbdGetMapping = KbdGetMapping;
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pKbd->SpecialKey = SpecialKey;
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pKbd->OpenKeyboard = OpenKeyboard;
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pKbd->GetSpecialKey = NULL;
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pKbd->RemapScanCode = ATScancode;
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pKbd->vtSwitchSupported = FALSE;
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pKbd->private = xcalloc(sizeof(USLKbdPrivRec), 1);
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if (pKbd->private == NULL) {
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xf86Msg(X_ERROR,"can't allocate keyboard OS private data\n");
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return FALSE;
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}
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return TRUE;
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}
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