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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 by Alan Korr
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "config.h"
#include <stdbool.h>
#include "cpu.h"
#include "led.h"
#include "system.h"
#ifdef HAVE_LED
static bool xor;
static bool current;
void led(bool on)
{
current = on;
if ( on ^ xor )
#ifdef GMINI_ARCH
P2 |= 1;
else
P2 &= ~1;
#else
{
or_b(0x40, &PBDRL);
}
else
{
and_b(~0x40, &PBDRL);
}
#endif
}
void invert_led(bool on)
{
if ( on )
{
xor = 1;
}
else
{
xor = 0;
}
led(current);
}
#else /* no LED, just dummies */
void led(bool on)
{
(void)on;
}
void invert_led(bool on)
{
(void)on;
}
#endif // #ifdef HAVE_LED
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