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xserver/hw/xfree86/os-support/solaris/sun_kbd.c

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/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/sunos/sun_kbd.c,v 1.1 2001/05/28 02:42:31 tsi Exp $ */
/*
* Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany
* Copyright 1993 by David Dawes <dawes@XFree86.org>
* Copyright 1999 by David Holland <davidh@iquest.net)
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting documentation, and
* that the names of Thomas Roell, David Dawes, and David Holland not be used
* in advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. Thomas Roell, David Dawes, and
* David Holland make no representations about the suitability of this software
* for any purpose. It is provided "as is" without express or implied
* warranty.
*
* THOMAS ROELL, DAVID DAWES, AND DAVID HOLLAND DISCLAIM ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL THOMAS ROELL, DAVID DAWES, OR DAVID HOLLAND
* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* Copyright 2004-2005 Sun Microsystems, Inc. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, and/or sell copies of the Software, and to permit persons
* to whom the Software is furnished to do so, provided that the above
* copyright notice(s) and this permission notice appear in all copies of
* the Software and that both the above copyright notice(s) and this
* permission notice appear in supporting documentation.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
* OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
* INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Except as contained in this notice, the name of a copyright holder
* shall not be used in advertising or otherwise to promote the sale, use
* or other dealings in this Software without prior written authorization
* of the copyright holder.
*/
/* $XdotOrg: xc/programs/Xserver/hw/xfree86/os-support/sunos/sun_kbd.c,v 1.3 2004/06/13 04:50:21 alanc Exp $ */
#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#include "xf86.h"
#include "xf86Priv.h"
#include "xf86_OSlib.h"
#include "xf86OSKbd.h"
#include "sun_kbd.h"
/* Define to provide support for using /dev/audio to ring the bell instead of
the keyboard beeper */
#define AUDIO_BELL
#ifdef AUDIO_BELL
#include <sys/audio.h>
#include <sys/uio.h>
#include <limits.h>
#include <math.h>
#include <poll.h>
#endif
/***************************************************************************
* Common implementation of routines shared by "keyboard" driver in sun_io.c
* and "kbd" driver (later on in this file)
*/
#include <sys/stropts.h>
#include <sys/vuid_event.h>
#include <sys/kbd.h>
_X_HIDDEN int
sunKbdOpen(const char *devName, pointer options)
{
int kbdFD;
const char *kbdPath = NULL;
const char *defaultKbd = "/dev/kbd";
if (options != NULL) {
kbdPath = xf86SetStrOption(options, "Device", NULL);
}
if (kbdPath == NULL) {
kbdPath = defaultKbd;
}
kbdFD = open(kbdPath, O_RDONLY | O_NONBLOCK);
if (kbdFD == -1) {
xf86Msg(X_ERROR, "%s: cannot open \"%s\"\n", devName, kbdPath);
} else {
xf86MsgVerb(X_INFO, 3, "%s: Opened device \"%s\"\n", devName, kbdPath);
}
if ((kbdPath != NULL) && (kbdPath != defaultKbd)) {
xfree(kbdPath);
}
return kbdFD;
}
/*
* Save initial keyboard state. This is called at the start of each server
* generation.
*/
_X_HIDDEN int
sunKbdInit(sunKbdPrivPtr priv, int kbdFD, const char *devName, pointer options)
{
int ktype, klayout, i;
const char *ktype_name;
priv->kbdFD = kbdFD;
priv->devName = devName;
priv->otranslation = -1;
priv->odirect = -1;
if (options != NULL) {
priv->strmod = xf86SetStrOption(options, "StreamsModule", NULL);
priv->audioDevName = xf86SetStrOption(options, "BellDevice", NULL);
if (priv->audioDevName && (priv->audioDevName[0] == '\0')) {
xfree(priv->audioDevName);
priv->audioDevName = NULL;
}
} else {
priv->strmod = NULL;
priv->audioDevName = NULL;
}
if (priv->strmod) {
SYSCALL(i = ioctl(priv->kbdFD, I_PUSH, priv->strmod));
if (i < 0) {
xf86Msg(X_ERROR,
"%s: cannot push module '%s' onto keyboard device: %s\n",
priv->devName, priv->strmod, strerror(errno));
}
}
SYSCALL(i = ioctl(kbdFD, KIOCTYPE, &ktype));
if (i < 0) {
xf86Msg(X_ERROR, "%s: Unable to determine keyboard type: %s\n",
devName, strerror(errno));
return BadImplementation;
}
SYSCALL(i = ioctl(kbdFD, KIOCLAYOUT, &klayout));
if (i < 0) {
xf86Msg(X_ERROR, "%s: Unable to determine keyboard layout: %s\n",
devName, strerror(errno));
return BadImplementation;
}
switch (ktype) {
case KB_SUN3:
ktype_name = "Sun Type 3"; break;
case KB_SUN4:
ktype_name = "Sun Type 4/5/6"; break;
case KB_USB:
ktype_name = "USB"; break;
case KB_PC:
ktype_name = "PC"; break;
default:
ktype_name = "Unknown"; break;
}
xf86Msg(X_PROBED, "%s: Keyboard type: %s (%d)\n",
devName, ktype_name, ktype);
xf86Msg(X_PROBED, "%s: Keyboard layout: %d\n", devName, klayout);
priv->ktype = ktype;
priv->keyMap = sunGetKbdMapping(ktype);
priv->audioState = AB_INITIALIZING;
priv->oleds = sunKbdGetLeds(priv);
return Success;
}
_X_HIDDEN int
sunKbdOn(sunKbdPrivPtr priv)
{
int ktrans, kdirect, i;
SYSCALL(i = ioctl(priv->kbdFD, KIOCGDIRECT, &kdirect));
if (i < 0) {
xf86Msg(X_ERROR,
"%s: Unable to determine keyboard direct setting: %s\n",
priv->devName, strerror(errno));
return BadImplementation;
}
priv->odirect = kdirect;
kdirect = 1;
SYSCALL(i = ioctl(priv->kbdFD, KIOCSDIRECT, &kdirect));
if (i < 0) {
xf86Msg(X_ERROR, "%s: Failed turning keyboard direct mode on: %s\n",
priv->devName, strerror(errno));
return BadImplementation;
}
/* Setup translation */
SYSCALL(i = ioctl(priv->kbdFD, KIOCGTRANS, &ktrans));
if (i < 0) {
xf86Msg(X_ERROR,
"%s: Unable to determine keyboard translation mode: %s\n",
priv->devName, strerror(errno));
return BadImplementation;
}
priv->otranslation = ktrans;
ktrans = TR_UNTRANS_EVENT;
SYSCALL(i = ioctl(priv->kbdFD, KIOCTRANS, &ktrans));
if (i < 0) {
xf86Msg(X_ERROR, "%s: Failed setting keyboard translation mode: %s\n",
priv->devName, strerror(errno));
return BadImplementation;
}
return Success;
}
_X_HIDDEN int
sunKbdOff(sunKbdPrivPtr priv)
{
int i;
/* restore original state */
sunKbdSetLeds(priv, priv->oleds);
if (priv->otranslation != -1) {
SYSCALL(i = ioctl(priv->kbdFD, KIOCTRANS, &priv->otranslation));
if (i < 0) {
xf86Msg(X_ERROR,
"%s: Unable to restore keyboard translation mode: %s\n",
priv->devName, strerror(errno));
return BadImplementation;
}
priv->otranslation = -1;
}
if (priv->odirect != -1) {
SYSCALL(i = ioctl(priv->kbdFD, KIOCSDIRECT, &priv->odirect));
if (i < 0) {
xf86Msg(X_ERROR,
"%s: Unable to restore keyboard direct setting: %s\n",
priv->devName, strerror(errno));
return BadImplementation;
}
priv->odirect = -1;
}
if (priv->strmod) {
SYSCALL(i = ioctl(priv->kbdFD, I_POP, priv->strmod));
if (i < 0) {
xf86Msg(X_WARNING,
"%s: cannot pop module '%s' off keyboard device: %s\n",
priv->devName, priv->strmod, strerror(errno));
}
}
return Success;
}
#ifdef AUDIO_BELL
/* Helper function to ring bell via audio device instead of keyboard beeper */
#define BELL_RATE 48000 /* Samples per second */
#define BELL_HZ 50 /* Fraction of a second i.e. 1/x */
#define BELL_MS (1000/BELL_HZ) /* MS */
#define BELL_SAMPLES (BELL_RATE / BELL_HZ)
#define BELL_MIN 3 /* Min # of repeats */
static int
sunKbdAudioBell(sunKbdPrivPtr priv, int loudness, int pitch, int duration)
{
static short samples[BELL_SAMPLES];
static short silence[BELL_SAMPLES]; /* "The Sound of Silence" */
static int lastFreq;
int cnt;
int i;
int written;
int repeats;
int freq;
audio_info_t audioInfo;
struct iovec iov[IOV_MAX];
int iovcnt;
double ampl, cyclen, phase;
int audioFD;
if ((loudness <= 0) || (pitch <= 0) || (duration <= 0)) {
return 0;
}
if ((priv == NULL) || (priv->audioDevName == NULL)) {
return -1;
}
if (priv->audioState == AB_INITIALIZING) {
priv->audioState = AB_NORMAL;
lastFreq = 0;
bzero(silence, sizeof(silence));
}
audioFD = open(priv->audioDevName, O_WRONLY | O_NONBLOCK);
if (audioFD == -1) {
xf86Msg(X_ERROR, "%s: cannot open audio device \"%s\": %s\n",
priv->devName, priv->audioDevName, strerror(errno));
return -1;
}
freq = pitch;
freq = min(freq, (BELL_RATE / 2) - 1);
freq = max(freq, 2 * BELL_HZ);
/*
* Ensure full waves per buffer
*/
freq -= freq % BELL_HZ;
if (freq != lastFreq) {
lastFreq = freq;
ampl = 16384.0;
cyclen = (double) freq / (double) BELL_RATE;
phase = 0.0;
for (i = 0; i < BELL_SAMPLES; i++) {
samples[i] = (short) (ampl * sin(2.0 * M_PI * phase));
phase += cyclen;
if (phase >= 1.0)
phase -= 1.0;
}
}
repeats = (duration + (BELL_MS / 2)) / BELL_MS;
repeats = max(repeats, BELL_MIN);
loudness = max(0, loudness);
loudness = min(loudness, 100);
#ifdef DEBUG
ErrorF("BELL : freq %d volume %d duration %d repeats %d\n",
freq, loudness, duration, repeats);
#endif
AUDIO_INITINFO(&audioInfo);
audioInfo.play.encoding = AUDIO_ENCODING_LINEAR;
audioInfo.play.sample_rate = BELL_RATE;
audioInfo.play.channels = 2;
audioInfo.play.precision = 16;
audioInfo.play.gain = min(AUDIO_MAX_GAIN, AUDIO_MAX_GAIN * loudness / 100);
if (ioctl(audioFD, AUDIO_SETINFO, &audioInfo) < 0){
xf86Msg(X_ERROR,
"%s: AUDIO_SETINFO failed on audio device \"%s\": %s\n",
priv->devName, priv->audioDevName, strerror(errno));
close(audioFD);
return -1;
}
iovcnt = 0;
for (cnt = 0; cnt <= repeats; cnt++) {
iov[iovcnt].iov_base = (char *) samples;
iov[iovcnt++].iov_len = sizeof(samples);
if (cnt == repeats) {
/* Insert a bit of silence so that multiple beeps are distinct and
* not compressed into a single tone.
*/
iov[iovcnt].iov_base = (char *) silence;
iov[iovcnt++].iov_len = sizeof(silence);
}
if ((iovcnt >= IOV_MAX) || (cnt == repeats)) {
written = writev(audioFD, iov, iovcnt);
if ((written < ((int)(sizeof(samples) * iovcnt)))) {
/* audio buffer was full! */
int naptime;
if (written == -1) {
if (errno != EAGAIN) {
xf86Msg(X_ERROR,
"%s: writev failed on audio device \"%s\": %s\n",
priv->devName, priv->audioDevName,
strerror(errno));
close(audioFD);
return -1;
}
i = iovcnt;
} else {
i = ((sizeof(samples) * iovcnt) - written)
/ sizeof(samples);
}
cnt -= i;
/* sleep a little to allow audio buffer to drain */
naptime = BELL_MS * i;
poll(NULL, 0, naptime);
i = ((sizeof(samples) * iovcnt) - written) % sizeof(samples);
iovcnt = 0;
if ((written != -1) && (i > 0)) {
iov[iovcnt].iov_base = ((char *) samples) + i;
iov[iovcnt++].iov_len = sizeof(samples) - i;
}
} else {
iovcnt = 0;
}
}
}
close(audioFD);
return 0;
}
#endif /* AUDIO_BELL */
_X_HIDDEN void
sunKbdSoundBell(sunKbdPrivPtr priv, int loudness, int pitch, int duration)
{
int kbdCmd, i;
if (loudness && pitch)
{
#ifdef AUDIO_BELL
if (priv->audioDevName != NULL) {
if (sunKbdAudioBell(priv, loudness, pitch, duration) == 0) {
return;
}
}
#endif
kbdCmd = KBD_CMD_BELL;
SYSCALL(i = ioctl (priv->kbdFD, KIOCCMD, &kbdCmd));
if (i < 0) {
xf86Msg(X_ERROR, "%s: Failed to activate bell: %s\n",
priv->devName, strerror(errno));
}
usleep(duration * loudness * 20);
kbdCmd = KBD_CMD_NOBELL;
SYSCALL(i = ioctl (priv->kbdFD, KIOCCMD, &kbdCmd));
if (i < 0) {
xf86Msg(X_ERROR, "%s: Failed to deactivate bell: %s\n",
priv->devName, strerror(errno));
}
}
}
_X_HIDDEN void
sunKbdSetLeds(sunKbdPrivPtr priv, int leds)
{
int i;
SYSCALL(i = ioctl(priv->kbdFD, KIOCSLED, &leds));
if (i < 0) {
xf86Msg(X_ERROR, "%s: Failed to set keyboard LED's: %s\n",
priv->devName, strerror(errno));
}
}
_X_HIDDEN int
sunKbdGetLeds(sunKbdPrivPtr priv)
{
int i, leds = 0;
SYSCALL(i = ioctl(priv->kbdFD, KIOCGLED, &leds));
if (i < 0) {
xf86Msg(X_ERROR, "%s: Failed to get keyboard LED's: %s\n",
priv->devName, strerror(errno));
}
return leds;
}
/* ARGSUSED0 */
_X_HIDDEN void
sunKbdSetRepeat(sunKbdPrivPtr priv, char rad)
{
/* Nothing to do */
}
/***************************************************************************
* Routines called from "kbd" driver via proc vectors filled in by
* xf86OSKbdPreInit().
*/
static int
KbdInit(InputInfoPtr pInfo, int what)
{
KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
sunKbdPrivPtr priv = (sunKbdPrivPtr) pKbd->private;
return sunKbdInit(priv, pInfo->fd, pInfo->name, pInfo->options);
}
static int
KbdOn(InputInfoPtr pInfo, int what)
{
KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
sunKbdPrivPtr priv = (sunKbdPrivPtr) pKbd->private;
return sunKbdOn(priv);
}
static int
KbdOff(InputInfoPtr pInfo, int what)
{
KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
sunKbdPrivPtr priv = (sunKbdPrivPtr) pKbd->private;
return sunKbdOff(priv);
}
static void
SoundKbdBell(InputInfoPtr pInfo, int loudness, int pitch, int duration)
{
KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
sunKbdPrivPtr priv = (sunKbdPrivPtr) pKbd->private;
sunKbdSoundBell(priv, loudness, pitch, duration);
}
static void
SetKbdLeds(InputInfoPtr pInfo, int leds)
{
KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
sunKbdPrivPtr priv = (sunKbdPrivPtr) pKbd->private;
int real_leds = sunKbdGetLeds(priv);
real_leds &= ~(LED_CAPS_LOCK | LED_NUM_LOCK | LED_SCROLL_LOCK | LED_COMPOSE);
if (leds & XLED1) real_leds |= LED_CAPS_LOCK;
if (leds & XLED2) real_leds |= LED_NUM_LOCK;
if (leds & XLED3) real_leds |= LED_SCROLL_LOCK;
if (leds & XLED4) real_leds |= LED_COMPOSE;
sunKbdSetLeds(priv, real_leds);
}
static int
GetKbdLeds(InputInfoPtr pInfo)
{
KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
sunKbdPrivPtr priv = (sunKbdPrivPtr) pKbd->private;
int leds = 0;
int real_leds = sunKbdGetLeds(priv);
if (real_leds & LED_CAPS_LOCK) leds |= XLED1;
if (real_leds & LED_NUM_LOCK) leds |= XLED2;
if (real_leds & LED_SCROLL_LOCK) leds |= XLED3;
if (real_leds & LED_COMPOSE) leds |= XLED4;
return leds;
}
static void
SetKbdRepeat(InputInfoPtr pInfo, char rad)
{
KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
sunKbdPrivPtr priv = (sunKbdPrivPtr) pKbd->private;
sunKbdSetRepeat(priv, rad);
}
static void
KbdGetMapping (InputInfoPtr pInfo, KeySymsPtr pKeySyms, CARD8 *pModMap)
{
/* Should probably do something better here */
xf86KbdGetMapping(pKeySyms, pModMap);
}
static void
ReadInput(InputInfoPtr pInfo)
{
KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
sunKbdPrivPtr priv = (sunKbdPrivPtr) pKbd->private;
Firm_event event[64];
int nBytes, i;
/* I certainly hope its not possible to read partial events */
if ((nBytes = read(pInfo->fd, (char *)event, sizeof(event))) > 0)
{
for (i = 0; i < (nBytes / sizeof(Firm_event)); i++) {
pKbd->PostEvent(pInfo, priv->keyMap[event[i].id],
event[i].value == VKEY_DOWN ? TRUE : FALSE);
}
}
}
static Bool
OpenKeyboard(InputInfoPtr pInfo)
{
pInfo->fd = sunKbdOpen(pInfo->name, pInfo->options);
if (pInfo->fd >= 0) {
pInfo->read_input = ReadInput;
return TRUE;
} else {
return FALSE;
}
}
_X_EXPORT Bool
xf86OSKbdPreInit(InputInfoPtr pInfo)
{
KbdDevPtr pKbd = pInfo->private;
pKbd->KbdInit = KbdInit;
pKbd->KbdOn = KbdOn;
pKbd->KbdOff = KbdOff;
pKbd->Bell = SoundKbdBell;
pKbd->SetLeds = SetKbdLeds;
pKbd->GetLeds = GetKbdLeds;
pKbd->SetKbdRepeat = SetKbdRepeat;
pKbd->KbdGetMapping = KbdGetMapping;
pKbd->RemapScanCode = NULL;
pKbd->GetSpecialKey = NULL;
pKbd->SpecialKey = NULL;
pKbd->OpenKeyboard = OpenKeyboard;
pKbd->vtSwitchSupported = FALSE;
pKbd->CustomKeycodes = FALSE;
pKbd->private = xcalloc(sizeof(sunKbdPrivRec), 1);
if (pKbd->private == NULL) {
xf86Msg(X_ERROR,"can't allocate keyboard OS private data\n");
return FALSE;
} else {
sunKbdPrivPtr priv = (sunKbdPrivPtr) pKbd->private;
priv->otranslation = -1;
priv->odirect = -1;
}
return TRUE;
}
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