system_interrupt.h File Reference

SAM System Interrupt Driver.

Copyright (c) 2012-2018 Microchip Technology Inc. and its subsidiaries.

#include <compiler.h>
#include <core_cm0plus.h>
#include "system_interrupt_features.h"

Enumerations
enum	system_interrupt_priority_level {   SYSTEM_INTERRUPT_PRIORITY_LEVEL_0 = 0,   SYSTEM_INTERRUPT_PRIORITY_LEVEL_1 = 1,   SYSTEM_INTERRUPT_PRIORITY_LEVEL_2 = 2,   SYSTEM_INTERRUPT_PRIORITY_LEVEL_3 = 3 }
	Table of possible system interrupt/exception vector priorities. More...

Functions
Critical Section Management
static void	system_interrupt_enter_critical_section (void)
	Enters a critical section. More...
static void	system_interrupt_leave_critical_section (void)
	Leaves a critical section. More...
Interrupt Enabling/Disabling
static bool	system_interrupt_is_global_enabled (void)
	Check if global interrupts are enabled. More...
static void	system_interrupt_enable_global (void)
	Enables global interrupts. More...
static void	system_interrupt_disable_global (void)
	Disables global interrupts. More...
static bool	system_interrupt_is_enabled (const enum system_interrupt_vector vector)
	Checks if an interrupt vector is enabled or not. More...
static void	system_interrupt_enable (const enum system_interrupt_vector vector)
	Enable interrupt vector. More...
static void	system_interrupt_disable (const enum system_interrupt_vector vector)
	Disable interrupt vector. More...
Interrupt State Management
static enum system_interrupt_vector	system_interrupt_get_active (void)
	Get active interrupt (if any). More...
bool	system_interrupt_is_pending (const enum system_interrupt_vector vector)
	Check if a interrupt line is pending. More...
enum status_code	system_interrupt_set_pending (const enum system_interrupt_vector vector)
	Set a interrupt vector as pending. More...
enum status_code	system_interrupt_clear_pending (const enum system_interrupt_vector vector)
	Clear pending interrupt vector. More...
Interrupt Priority Management
enum status_code	system_interrupt_set_priority (const enum system_interrupt_vector vector, const enum system_interrupt_priority_level priority_level)
	Set interrupt vector priority level. More...
enum system_interrupt_priority_level	system_interrupt_get_priority (const enum system_interrupt_vector vector)
	Get interrupt vector priority level. More...