mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-12-25 13:31:37 +00:00
81 lines
2.6 KiB
C
81 lines
2.6 KiB
C
/*
|
|
* Copyright (c) 2015 NXP B.V.
|
|
* 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 of NXP B.V. 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 NXP B.V. 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 NXP B.V. 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.
|
|
*
|
|
* This file is part of the Contiki operating system.
|
|
*
|
|
* Author: Theo van Daele <theo.van.daele@nxp.com>
|
|
*
|
|
*/
|
|
#include "contiki.h"
|
|
#include "leds.h"
|
|
#include <AppHardwareApi.h>
|
|
|
|
#define LED_G (1 << 16)
|
|
#define LED_R (1 << 17)
|
|
|
|
static volatile uint8_t leds;
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
leds_arch_init(void)
|
|
{
|
|
vAHI_DioSetDirection(0, LED_R | LED_G);
|
|
vAHI_DioSetOutput(0, LED_R | LED_G); /* Default off */
|
|
leds = 0;
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
unsigned char
|
|
leds_arch_get(void)
|
|
{
|
|
return leds;
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
leds_arch_set(unsigned char c)
|
|
{
|
|
uint32 on_mask = 0;
|
|
uint32 off_mask = 0;
|
|
|
|
if(c & LEDS_GREEN) {
|
|
on_mask |= LED_G;
|
|
} else {
|
|
off_mask |= LED_G;
|
|
} if(c & LEDS_RED) {
|
|
on_mask |= LED_R;
|
|
} else {
|
|
off_mask |= LED_R;
|
|
} vAHI_DioSetOutput(on_mask, off_mask);
|
|
/* Both LEDs can not be switched on at the same time.
|
|
Will result in both leds being OFF */
|
|
if(on_mask == (LED_R | LED_G)) {
|
|
leds = 0;
|
|
} else {
|
|
leds = c;
|
|
}
|
|
}
|