124 lines
4.6 KiB
C
124 lines
4.6 KiB
C
/*
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* Copyright (c) 2017, Alex Taradov <alex@taradov.com>
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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 are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* 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. The name of the author may not be used to endorse or promote products
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* derived 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 "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, 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 OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _HAL_GPIO_H_
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#define _HAL_GPIO_H_
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/*- Definitions -------------------------------------------------------------*/
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#define HAL_GPIO_PIN(name, port, pin) \
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static inline void HAL_GPIO_##name##_set(void) \
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{ \
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PIO##port->PIO_SODR = (1 << pin); \
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(void)HAL_GPIO_##name##_set; \
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} \
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\
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static inline void HAL_GPIO_##name##_clr(void) \
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{ \
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PIO##port->PIO_CODR = (1 << pin); \
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(void)HAL_GPIO_##name##_clr; \
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} \
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\
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static inline void HAL_GPIO_##name##_toggle(void) \
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{ \
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if (PIO##port->PIO_ODSR & (1 << pin)) \
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PIO##port->PIO_CODR = (1 << pin); \
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else \
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PIO##port->PIO_SODR = (1 << pin); \
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(void)HAL_GPIO_##name##_toggle; \
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} \
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\
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static inline void HAL_GPIO_##name##_write(int value) \
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{ \
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if (value) \
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PIO##port->PIO_SODR = (1 << pin); \
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else \
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PIO##port->PIO_CODR = (1 << pin); \
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(void)HAL_GPIO_##name##_write; \
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} \
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\
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static inline void HAL_GPIO_##name##_in(void) \
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{ \
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PIO##port->PIO_PER = (1 << pin); \
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PIO##port->PIO_ODR = (1 << pin); \
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(void)HAL_GPIO_##name##_in; \
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} \
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\
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static inline void HAL_GPIO_##name##_out(void) \
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{ \
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PIO##port->PIO_PER = (1 << pin); \
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PIO##port->PIO_OER = (1 << pin); \
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(void)HAL_GPIO_##name##_out; \
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} \
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\
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static inline void HAL_GPIO_##name##_pullup(void) \
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{ \
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PIO##port->PIO_PUER = (1 << pin); \
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(void)HAL_GPIO_##name##_pullup; \
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} \
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\
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static inline int HAL_GPIO_##name##_read(void) \
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{ \
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return (PIO##port->PIO_PDSR & (1 << pin)) != 0; \
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(void)HAL_GPIO_##name##_read; \
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} \
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\
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static inline int HAL_GPIO_##name##_state(void) \
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{ \
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return (PIO##port->PIO_ODSR & (1 << pin)) != 0; \
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(void)HAL_GPIO_##name##_state; \
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} \
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\
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static inline void HAL_GPIO_##name##_abcd(int abcd) \
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{ \
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if (abcd & 1) \
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PIO##port->PIO_ABCDSR[0] |= (1 << pin); \
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else \
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PIO##port->PIO_ABCDSR[0] &= ~(1 << pin); \
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if (abcd & 2) \
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PIO##port->PIO_ABCDSR[1] |= (1 << pin); \
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else \
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PIO##port->PIO_ABCDSR[1] &= ~(1 << pin); \
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PIO##port->PIO_PDR = (1 << pin); \
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(void)HAL_GPIO_##name##_abcd; \
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} \
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\
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static inline void HAL_GPIO_##name##_mden(void) \
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{ \
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PIO##port->PIO_MDER = (1 << pin); \
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(void)HAL_GPIO_##name##_mden; \
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} \
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\
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static inline void HAL_GPIO_##name##_mddis(void) \
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{ \
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PIO##port->PIO_MDDR = (1 << pin); \
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(void)HAL_GPIO_##name##_mddis; \
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} \
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#endif // _HAL_GPIO_H_
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