irq.c File Reference

Interrupt support. More...

#include <rtems/score/armv4.h>
#include <bsp.h>
#include <bsp/irq.h>
#include <bsp/irq-generic.h>
#include <bsp/lpc32xx.h>
#include <bsp/linker-symbols.h>
#include <bsp/mmu.h>

Data Structures
union	lpc32xx_irq_fields

Macros
#define	LPC32XX_MIC_STATUS_MASK   0x3ffffffcU
#define	LPC32XX_IRQ_BIT_OPS_DEFINE
#define	LPC32XX_IRQ_BIT_OPS_FOR_REG_DEFINE
#define	LPC32XX_IRQ_OFFSET_ER   0U
#define	LPC32XX_IRQ_OFFSET_RSR   4U
#define	LPC32XX_IRQ_OFFSET_SR   8U
#define	LPC32XX_IRQ_OFFSET_APR   12U
#define	LPC32XX_IRQ_OFFSET_ATR   16U
#define	LPC32XX_IRQ_OFFSET_ITR   20U

Functions
bool	bsp_interrupt_is_valid_vector (rtems_vector_number vector)
rtems_status_code	bsp_interrupt_set_priority (rtems_vector_number vector, uint32_t priority)
	Sets the priority of the interrupt vector.
rtems_status_code	bsp_interrupt_get_priority (rtems_vector_number vector, uint32_t *priority)
	Gets the priority of the interrupt vector.
void	lpc32xx_irq_set_activation_polarity (rtems_vector_number vector, lpc32xx_irq_activation_polarity activation_polarity)
lpc32xx_irq_activation_polarity	lpc32xx_irq_get_activation_polarity (rtems_vector_number vector)
void	lpc32xx_irq_set_activation_type (rtems_vector_number vector, lpc32xx_irq_activation_type activation_type)
lpc32xx_irq_activation_type	lpc32xx_irq_get_activation_type (rtems_vector_number vector)
void	bsp_interrupt_dispatch (void)
rtems_status_code	bsp_interrupt_get_attributes (rtems_vector_number vector, rtems_interrupt_attributes *attributes)
	Gets the attributes of the interrupt vector.
rtems_status_code	bsp_interrupt_is_pending (rtems_vector_number vector, bool *pending)
	Checks if the interrupt is pending.
rtems_status_code	bsp_interrupt_raise (rtems_vector_number vector)
	Causes the interrupt vector.
rtems_status_code	bsp_interrupt_clear (rtems_vector_number vector)
	Clears the interrupt vector.
rtems_status_code	bsp_interrupt_vector_is_enabled (rtems_vector_number vector, bool *enabled)
	Checks if the interrupt is enabled.
rtems_status_code	bsp_interrupt_vector_enable (rtems_vector_number vector)
	Enables the interrupt vector.
rtems_status_code	bsp_interrupt_vector_disable (rtems_vector_number vector)
	Disables the interrupt vector.
void	lpc32xx_set_exception_handler (Arm_symbolic_exception_name exception, void(*handler)(void))
void	bsp_interrupt_facility_initialize (void)
	BSP specific initialization.

Detailed Description

Interrupt support.

Macro Definition Documentation

LPC32XX_IRQ_BIT_OPS_DEFINE

#define LPC32XX_IRQ_BIT_OPS_DEFINE

Value:

  unsigned bit = index & 0x1fU; \
  unsigned module = index >> 5

LPC32XX_IRQ_BIT_OPS_FOR_REG_DEFINE

#define LPC32XX_IRQ_BIT_OPS_FOR_REG_DEFINE

Value:

  LPC32XX_IRQ_BIT_OPS_DEFINE; \
  unsigned module_offset = module << 14; \
  volatile uint32_t *reg = (volatile uint32_t *) \
    ((volatile char *) &lpc32xx.mic + module_offset + register_offset)