Files
2023-07-31 11:53:54 -05:00

95 lines
2.9 KiB
C

/*
* Copyright (c) 2023, Texas Instruments Incorporated
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * 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.
*
* * Neither the name of Texas Instruments Incorporated 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.
*/
/*
* ======== GPIO.c ========
*/
#include <stdint.h>
#include <string.h>
#include <ti/drivers/GPIO.h>
extern GPIO_Config GPIO_config;
/*
* ======== GPIO_setCallback ========
*/
void GPIO_setCallback(uint_least8_t index, GPIO_CallbackFxn callback)
{
/*
* Only update callbacks entry if different.
* This allows the callbacks array to be in flash for static systems.
*/
if (index != GPIO_INVALID_INDEX &&
GPIO_config.callbacks[index] != callback) {
GPIO_config.callbacks[index] = callback;
}
}
/*
* ======== GPIO_getCallback ========
*/
GPIO_CallbackFxn GPIO_getCallback(uint_least8_t index)
{
return GPIO_config.callbacks[index];
}
/*
* ======== GPIO_setUserArg ========
*/
void GPIO_setUserArg(uint_least8_t index, void *arg)
{
if (index != GPIO_INVALID_INDEX) {
GPIO_config.userArgs[index] = arg;
}
}
/*
* ======== GPIO_getUserArg ========
*/
void *GPIO_getUserArg(uint_least8_t index)
{
return GPIO_config.userArgs[index];
}
/*
* ======== GPIO_resetConfig ========
*/
void GPIO_resetConfig(uint_least8_t index)
{
if (index != GPIO_INVALID_INDEX) {
GPIO_disableInt(index);
GPIO_setConfig(index, GPIO_config.configs[index]);
GPIO_setCallback(index, NULL);
GPIO_setUserArg(index, NULL);
}
}