#ifndef INTR_H_
#define INTR_H_
+#include <stdint.h>
+
+enum {
+ INTR_RESET,
+ INTR_UNDEF,
+ INTR_SWI,
+ INTR_IABORT,
+ INTR_DABORT,
+ INTR_IRQ,
+ INTR_FIQ
+};
+
+void intr_init(void);
+void setvect(int idx, uint32_t addr);
+
void enable_arm_irq(int irq);
void disable_arm_irq(int irq);