sitl_led.c
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/****************************************************************************
*
* Copyright (c) 2013 PX4 Development Team. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file sitl_led.c
*
* sitl LED backend.
*/
#include <px4_platform_common/px4_config.h>
#include <px4_platform_common/log.h>
#include <stdbool.h>
__BEGIN_DECLS
extern void led_init(void);
extern void led_on(int led);
extern void led_off(int led);
extern void led_toggle(int led);
__END_DECLS
static bool _led_state[2] = { false, false };
__EXPORT void led_init()
{
PX4_DEBUG("LED_INIT");
}
__EXPORT void led_on(int led)
{
if (led == 1 || led == 0) {
PX4_DEBUG("LED%d_ON", led);
_led_state[led] = true;
}
}
__EXPORT void led_off(int led)
{
if (led == 1 || led == 0) {
PX4_DEBUG("LED%d_OFF", led);
_led_state[led] = false;
}
}
__EXPORT void led_toggle(int led)
{
if (led == 1 || led == 0) {
_led_state[led] = !_led_state[led];
PX4_DEBUG("LED%d_TOGGLE: %s", led, _led_state[led] ? "ON" : "OFF");
}
}