nuclear@11: #ifndef INTR_H_
nuclear@11: #define INTR_H_
nuclear@11: 
nuclear@11: #include <inttypes.h>
nuclear@25: #include "asmops.h"
nuclear@11: 
nuclear@35: /* offset used to remap IRQ numbers (+32) */
nuclear@35: #define IRQ_OFFSET		32
nuclear@35: /* conversion macros between IRQ and interrupt numbers */
nuclear@35: #define IRQ_TO_INTR(x)	((x) + IRQ_OFFSET)
nuclear@35: #define INTR_TO_IRQ(x)	((x) - IRQ_OFFSET)
nuclear@35: /* checks whether a particular interrupt is an remapped IRQ */
nuclear@35: #define IS_IRQ(n)	((n) >= IRQ_OFFSET && (n) < IRQ_OFFSET + 16)
nuclear@35: 
nuclear@35: 
nuclear@11: typedef void (*intr_func_t)(int, uint32_t);
nuclear@11: 
nuclear@11: 
nuclear@11: void init_intr(void);
nuclear@11: 
nuclear@11: void interrupt(int intr_num, intr_func_t func);
nuclear@11: 
nuclear@25: /* defined in intr-asm.S */
nuclear@25: int get_intr_state(void);
nuclear@25: void set_intr_state(int s);
nuclear@25: 
nuclear@11: #endif	/* INTR_H_ */