92 lines
3.6 KiB
C
92 lines
3.6 KiB
C
/*
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* Copyright (c) 2017, George Oikonomou - http://www.spd.gr
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*---------------------------------------------------------------------------*/
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/**
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* \addtogroup cc2538
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* @{
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*
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* \defgroup cc2538-gpio-hal CC2538 GPIO HAL implementation
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*
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* @{
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*
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* \file
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* Header file for the CC2538 GPIO HAL functions
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*
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* \note
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* Do not include this header directly
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*/
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/*---------------------------------------------------------------------------*/
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#ifndef GPIO_HAL_ARCH_H_
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#define GPIO_HAL_ARCH_H_
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/*---------------------------------------------------------------------------*/
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#include "contiki.h"
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#include "dev/gpio.h"
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#include <stdint.h>
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/*---------------------------------------------------------------------------*/
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#define PIN_TO_PORT(pin) (pin >> 3)
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#define PIN_TO_NUM(pin) (pin % 8)
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#define PIN_TO_PORT_BASE(pin) GPIO_PORT_TO_BASE(PIN_TO_PORT(pin))
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/*---------------------------------------------------------------------------*/
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#define gpio_hal_arch_interrupt_enable(p) do { \
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GPIO_ENABLE_INTERRUPT(PIN_TO_PORT_BASE(p), GPIO_PIN_MASK((p) % 8)); \
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NVIC_EnableIRQ(PIN_TO_PORT(p)); \
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} while(0);
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#define gpio_hal_arch_interrupt_disable(p) \
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GPIO_DISABLE_INTERRUPT(PIN_TO_PORT_BASE(p), GPIO_PIN_MASK((p) % 8))
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#define gpio_hal_arch_pin_set_input(p) do { \
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GPIO_SOFTWARE_CONTROL(PIN_TO_PORT_BASE(p), GPIO_PIN_MASK((p) % 8)); \
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GPIO_SET_INPUT(PIN_TO_PORT_BASE(p), GPIO_PIN_MASK((p) % 8)); \
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} while(0);
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#define gpio_hal_arch_pin_set_output(p) do { \
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GPIO_SOFTWARE_CONTROL(PIN_TO_PORT_BASE(p), GPIO_PIN_MASK((p) % 8)); \
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GPIO_SET_OUTPUT(PIN_TO_PORT_BASE(p), GPIO_PIN_MASK((p) % 8)); \
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} while(0);
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#define gpio_hal_arch_set_pin(p) \
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GPIO_SET_PIN(PIN_TO_PORT_BASE(p), GPIO_PIN_MASK((p) % 8))
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#define gpio_hal_arch_clear_pin(p) \
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GPIO_CLR_PIN(PIN_TO_PORT_BASE(p), GPIO_PIN_MASK((p) % 8))
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#define gpio_hal_arch_read_pin(p) \
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(GPIO_READ_PIN(PIN_TO_PORT_BASE(p), GPIO_PIN_MASK((p) % 8)) == 0 ? 0 : 1)
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/*---------------------------------------------------------------------------*/
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#endif /* GPIO_HAL_ARCH_H_ */
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/*---------------------------------------------------------------------------*/
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/**
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* @}
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* @}
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*/
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