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96 lines
2.7 KiB
C
96 lines
2.7 KiB
C
3 years ago
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/**
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* \file
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*
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* \brief External IRQ related functionality declaration.
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*
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* Copyright (c) 2015-2018 Microchip Technology Inc. and its subsidiaries.
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*
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* \asf_license_start
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*
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* \page License
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*
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* Subject to your compliance with these terms, you may use Microchip
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* software and any derivatives exclusively with Microchip products.
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* It is your responsibility to comply with third party license terms applicable
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* to your use of third party software (including open source software) that
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* may accompany Microchip software.
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*
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* THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES,
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* WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE,
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* INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY,
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* AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT WILL MICROCHIP BE
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* LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL
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* LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND WHATSOEVER RELATED TO THE
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* SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS BEEN ADVISED OF THE
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* POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO THE FULLEST EXTENT
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* ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN ANY WAY
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* RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY,
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* THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS SOFTWARE.
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*
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* \asf_license_stop
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*
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*/
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#ifndef _HPL_EXT_IRQ_H_INCLUDED
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#define _HPL_EXT_IRQ_H_INCLUDED
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/**
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* \addtogroup HPL EXT IRQ
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*
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* \section hpl_ext_irq_rev Revision History
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* - v1.0.0 Initial Release
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*
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*@{
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*/
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#include <compiler.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \name HPL functions
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*/
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//@{
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/**
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* \brief Initialize external interrupt module
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*
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* This function does low level external interrupt configuration.
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*
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* \param[in] cb The pointer to callback function from external interrupt
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*
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* \return Initialization status.
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* \retval -1 External irq module is already initialized
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* \retval 0 The initialization is completed successfully
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*/
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int32_t _ext_irq_init(void (*cb)(const uint32_t pin));
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/**
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* \brief Deinitialize external interrupt module
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*
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* \return Initialization status.
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* \retval -1 External irq module is already deinitialized
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* \retval 0 The de-initialization is completed successfully
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*/
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int32_t _ext_irq_deinit(void);
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/**
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* \brief Enable / disable external irq
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*
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* \param[in] pin Pin to enable external irq on
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* \param[in] enable True to enable, false to disable
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*
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* \return Status of external irq enabling / disabling
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* \retval -1 External irq module can't be enabled / disabled
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* \retval 0 External irq module is enabled / disabled successfully
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*/
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int32_t _ext_irq_enable(const uint32_t pin, const bool enable);
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//@}
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#ifdef __cplusplus
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}
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#endif
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/**@}*/
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#endif /* _HPL_EXT_IRQ_H_INCLUDED */
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