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/*
* Copyright (c) 2002 by The XFree86 Project, Inc.
* Author: Ivan Pascal.
*
* Based on the code from lnx_io.c which is
* Copyright 1992 by Orest Zborowski <obz@Kodak.com>
* Copyright 1993 by David Dawes <dawes@xfree86.org>
*
* Portions based on kbdrate.c from util-linux 2.9t, which is
* Copyright 1992 Rickard E. Faith. Distributed under the GPL.
* This program comes with ABSOLUTELY NO WARRANTY.
*/
#define NEED_EVENTS
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <X11/X.h>
#include "compiler.h"
#include "xf86.h"
#include "xf86Priv.h"
#include "xf86_OSlib.h"
#include "xf86Xinput.h"
#include "xf86OSKbd.h"
#include "atKeynames.h"
#include "lnx_kbd.h"
#define KBC_TIMEOUT 250 /* Timeout in ms for sending to keyboard controller */
static KbdProtocolRec protocols[] = {
{"standard", PROT_STD },
{ NULL, PROT_UNKNOWN_KBD }
};
extern Bool VTSwitchEnabled;
static void
SoundBell(InputInfoPtr pInfo, int loudness, int pitch, int duration)
{
if (loudness && pitch)
{
ioctl(pInfo->fd, KDMKTONE,
((1193190 / pitch) & 0xffff) |
(((unsigned long)duration *
loudness / 50) << 16));
}
}
static void
SetKbdLeds(InputInfoPtr pInfo, int leds)
{
int real_leds = 0;
#ifdef LED_CAP
if (leds & XLED1) real_leds |= LED_CAP;
if (leds & XLED2) real_leds |= LED_NUM;
if (leds & XLED3) real_leds |= LED_SCR;
#ifdef LED_COMP
if (leds & XLED4) real_leds |= LED_COMP;
#else
if (leds & XLED4) real_leds |= LED_SCR;
#endif
#endif
ioctl(pInfo->fd, KDSETLED, real_leds);
}
static int
GetKbdLeds(InputInfoPtr pInfo)
{
char real_leds;
int leds = 0;
ioctl(pInfo->fd, KDGETLED, &real_leds);
if (real_leds & LED_CAP) leds |= XLED1;
if (real_leds & LED_NUM) leds |= XLED2;
if (real_leds & LED_SCR) leds |= XLED3;
return(leds);
}
typedef struct {
int kbdtrans;
struct termios kbdtty;
} LnxKbdPrivRec, *LnxKbdPrivPtr;
static int
KbdInit(InputInfoPtr pInfo, int what)
{
KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
LnxKbdPrivPtr priv = (LnxKbdPrivPtr) pKbd->private;
if (pKbd->isConsole) {
ioctl (pInfo->fd, KDGKBMODE, &(priv->kbdtrans));
tcgetattr (pInfo->fd, &(priv->kbdtty));
}
if (!pKbd->CustomKeycodes) {
pKbd->RemapScanCode = ATScancode;
}
return Success;
}
static int
KbdOn(InputInfoPtr pInfo, int what)
{
KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
LnxKbdPrivPtr priv = (LnxKbdPrivPtr) pKbd->private;
struct termios nTty;
if (pKbd->isConsole) {
if (pKbd->CustomKeycodes)
ioctl(pInfo->fd, KDSKBMODE, K_MEDIUMRAW);
else
ioctl(pInfo->fd, KDSKBMODE, K_RAW);
nTty = priv->kbdtty;
nTty.c_iflag = (IGNPAR | IGNBRK) & (~PARMRK) & (~ISTRIP);
nTty.c_oflag = 0;
nTty.c_cflag = CREAD | CS8;
nTty.c_lflag = 0;
nTty.c_cc[VTIME]=0;
nTty.c_cc[VMIN]=1;
cfsetispeed(&nTty, 9600);
cfsetospeed(&nTty, 9600);
tcsetattr(pInfo->fd, TCSANOW, &nTty);
}
return Success;
}
static int
KbdOff(InputInfoPtr pInfo, int what)
{
KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
LnxKbdPrivPtr priv = (LnxKbdPrivPtr) pKbd->private;
if (pKbd->isConsole) {
ioctl(pInfo->fd, KDSKBMODE, priv->kbdtrans);
tcsetattr(pInfo->fd, TCSANOW, &(priv->kbdtty));
}
return Success;
}
static void
stdReadInput(InputInfoPtr pInfo)
{
KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
unsigned char rBuf[64];
int nBytes, i;
if ((nBytes = read( pInfo->fd, (char *)rBuf, sizeof(rBuf))) > 0) {
for (i = 0; i < nBytes; i++)
pKbd->PostEvent(pInfo, rBuf[i] & 0x7f,
rBuf[i] & 0x80 ? FALSE : TRUE);
}
}
static Bool
OpenKeyboard(InputInfoPtr pInfo)
{
KbdDevPtr pKbd = (KbdDevPtr) pInfo->private;
int i;
KbdProtocolId prot = PROT_UNKNOWN_KBD;
char *s;
s = xf86SetStrOption(pInfo->options, "Protocol", NULL);
for (i = 0; protocols[i].name; i++) {
if (xf86NameCmp(s, protocols[i].name) == 0) {
prot = protocols[i].id;
break;
}
}
switch (prot) {
case PROT_STD:
pInfo->read_input = stdReadInput;
break;
default:
xf86Msg(X_ERROR,"\"%s\" is not a valid keyboard protocol name\n", s);
xfree(s);
return FALSE;
}
xf86Msg(X_CONFIG, "%s: Protocol: %s\n", pInfo->name, s);
xfree(s);
s = xf86SetStrOption(pInfo->options, "Device", NULL);
if (s == NULL) {
pInfo->fd = xf86Info.consoleFd;
pKbd->isConsole = TRUE;
} else {
pInfo->fd = open(s, O_RDONLY | O_NONBLOCK | O_EXCL);
if (pInfo->fd == -1) {
xf86Msg(X_ERROR, "%s: cannot open \"%s\"\n", pInfo->name, s);
xfree(s);
return FALSE;
}
pKbd->isConsole = FALSE;
xfree(s);
}
if (pKbd->isConsole)
pKbd->vtSwitchSupported = TRUE;
return TRUE;
}
_X_EXPORT Bool
xf86OSKbdPreInit(InputInfoPtr pInfo)
{
KbdDevPtr pKbd = pInfo->private;
pKbd->KbdInit = KbdInit;
pKbd->KbdOn = KbdOn;
pKbd->KbdOff = KbdOff;
pKbd->Bell = SoundBell;
pKbd->SetLeds = SetKbdLeds;
pKbd->GetLeds = GetKbdLeds;
pKbd->KbdGetMapping = KbdGetMapping;
pKbd->RemapScanCode = NULL;
pKbd->OpenKeyboard = OpenKeyboard;
pKbd->vtSwitchSupported = FALSE;
pKbd->private = xcalloc(sizeof(LnxKbdPrivRec), 1);
if (pKbd->private == NULL) {
xf86Msg(X_ERROR,"can't allocate keyboard OS private data\n");
return FALSE;
}
#if defined(__powerpc__)
{
FILE *f;
f = fopen("/proc/sys/dev/mac_hid/keyboard_sends_linux_keycodes","r");
if (f) {
if (fgetc(f) == '0')
pKbd->CustomKeycodes = TRUE;
fclose(f);
}
}
#endif
return TRUE;
}
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