nes-proj/arch/cpu/cc2538/dev/ioc.c

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/*
* Copyright (c) 2012, Texas Instruments Incorporated - http://www.ti.com/
* 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 the copyright holder 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 HOLDER 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.
*/
/**
* \addtogroup cc2538-ioc
* @{
*
* \file
* Implementation of IOC functions
*/
#include "contiki.h"
#include "dev/ioc.h"
#include <stdint.h>
static uint32_t *ioc_over;
static uint32_t *ioc_sel;
/*---------------------------------------------------------------------------*/
void
ioc_init()
{
ioc_over = (uint32_t *)IOC_PA0_OVER;
ioc_sel = (uint32_t *)IOC_PA0_SEL;
}
/*---------------------------------------------------------------------------*/
void
ioc_set_over(uint8_t port, uint8_t pin, uint8_t over)
{
ioc_over[(port << 3) + pin] = over;
}
/*---------------------------------------------------------------------------*/
2017-12-17 03:20:53 +00:00
uint32_t
ioc_get_over(uint8_t port, uint8_t pin)
{
return ioc_over[(port << 3) + pin] & 0x0F;
}
/*---------------------------------------------------------------------------*/
void
ioc_set_sel(uint8_t port, uint8_t pin, uint8_t sel)
{
ioc_sel[(port << 3) + pin] = sel;
}
/*---------------------------------------------------------------------------*/
/** @} */