interrupt.h File Reference

#include <stddef.h>
#include "bcm2837.h"

Go to the source code of this file.

Typedefs
typedef interrupt(*	interrupt_handler_t )(void)
typedef unsigned long	irqmask

Functions
void	enable (void)
irqmask	disable (void)
irqmask	restore (irqmask)
void	enable_irq (irqmask)
void	disable_irq (irqmask)

Variables
interrupt_handler_t	interruptVector []

Detailed Description

Constants and declarations associated with interrupt handling.

Typedef Documentation

typedef unsigned long irqmask

machine status for disable/restore

Function Documentation

void disable_irq

(

irqmask

irq_num

)

Disable an interrupt request line.

Parameters

irq_num

index of the interrupt to disable, which must be valid on the current platform.

void enable_irq

(

irqmask

irq_num

)

Enable an interrupt request line.

Parameters

irq_num

index of the interrupt to enable, which must be valid on the current platform.

Variable Documentation

interrupt_handler_t interruptVector[]

Table of Xinu's interrupt handler functions. This is an array mapping IRQ numbers to handler functions.