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C

/**
* \file
*
* \brief IRQ related functionality declaration.
*
* Copyright (c) 2014-2018 Microchip Technology Inc. and its subsidiaries.
*
* \asf_license_start
*
* \page License
*
* Subject to your compliance with these terms, you may use Microchip
* software and any derivatives exclusively with Microchip products.
* It is your responsibility to comply with third party license terms applicable
* to your use of third party software (including open source software) that
* may accompany Microchip software.
*
* THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES,
* WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE,
* INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY,
* AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT WILL MICROCHIP BE
* LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL
* LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND WHATSOEVER RELATED TO THE
* SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS BEEN ADVISED OF THE
* POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO THE FULLEST EXTENT
* ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN ANY WAY
* RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY,
* THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS SOFTWARE.
*
* \asf_license_stop
*
*/
#ifndef _HPL_IRQ_H_INCLUDED
#define _HPL_IRQ_H_INCLUDED
/**
* \addtogroup HPL IRQ
*
* \section hpl_irq_rev Revision History
* - v1.0.0 Initial Release
*
*@{
*/
#include <compiler.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* \brief IRQ descriptor
*/
struct _irq_descriptor {
void (*handler)(void *parameter);
void *parameter;
};
/**
* \name HPL functions
*/
//@{
/**
* \brief Retrieve current IRQ number
*
* \return The current IRQ number
*/
uint8_t _irq_get_current(void);
/**
* \brief Disable the given IRQ
*
* \param[in] n The number of IRQ to disable
*/
void _irq_disable(uint8_t n);
/**
* \brief Set the given IRQ
*
* \param[in] n The number of IRQ to set
*/
void _irq_set(uint8_t n);
/**
* \brief Clear the given IRQ
*
* \param[in] n The number of IRQ to clear
*/
void _irq_clear(uint8_t n);
/**
* \brief Enable the given IRQ
*
* \param[in] n The number of IRQ to enable
*/
void _irq_enable(uint8_t n);
/**
* \brief Register IRQ handler
*
* \param[in] number The number registered IRQ
* \param[in] irq The pointer to irq handler to register
*
* \return The status of IRQ handler registering
* \retval -1 Passed parameters were invalid
* \retval 0 The registering is completed successfully
*/
void _irq_register(const uint8_t number, struct _irq_descriptor *const irq);
//@}
#ifdef __cplusplus
}
#endif
/**@}*/
#endif /* _HPL_IRQ_H_INCLUDED */