isr.h File Reference

#include <stdint.h>

Include dependency graph for isr.h:

Typedefs
typedef void(*	isr_handler_t) (isr_stack_t *stack)
	This type represents an interrupt handler.

Functions
void	isr_init ()
void	isr_enable_interrupts ()
void	isr_disable_interrupts ()
void	isr_register_handler (uint32_t id, isr_handler_t handler)
isr_handler_t	isr_get_handler (uint32_t id)

Function Documentation

isr_disable_interrupts()

void isr_disable_interrupts

(

)

Disables interrupts.

isr_enable_interrupts()

void isr_enable_interrupts

(

)

Enables interrupts.

isr_get_handler()

isr_handler_t isr_get_handler

(

uint32_t

id

)

Returns the handler corresponding to the interrupt id passed as first argument.

Parameters

id	an interrupt id

Returns

the handler attached to the interrupt or 0

isr_init()

void isr_init

(

)

Initializes the Interrupt Service Routines (ISR).

isr_register_handler()

void isr_register_handler	(	uint32_t	id,
		isr_handler_t	handler )

Registers a handler for a given interrupt. It does not matter whether the interrupt is an exception, a hardware or software interrupt.

Parameters

id	an interrupt id
handler	the handler to attach to the interrupt