#ifndef _MMU_RB_H#define _MMU_RB_Henum rb_type_t{	RB_INVALID = 0,		//invalid	RB_1,			//1     word	RB_4,			//4 word	RB_8,			//8 word};/*bytes of each rb_type*/extern ARMword rb_masks[];#define RB_WORD_NUM 8typedef struct rb_entry_s{	ARMword data[RB_WORD_NUM];	//array to store data	ARMword va;		//first word va	int type;		//rb type	fault_t fault;		//fault set by rb alloc} rb_entry_t;typedef struct rb_s{	int num;	rb_entry_t *entrys;} rb_t;/*mmu_rb_init * @rb_t	:rb_t to init * @num		:number of entry * */int mmu_rb_init (rb_t * rb_t, int num);/*mmu_rb_exit*/void mmu_rb_exit (rb_t * rb_t);/*mmu_rb_search * @rb_t	:rb_t to serach * @va		:va address to math * * $	NULL :not match * 		NO-NULL: * */rb_entry_t *mmu_rb_search (rb_t * rb_t, ARMword va);void mmu_rb_invalidate_entry (rb_t * rb_t, int i);void mmu_rb_invalidate_all (rb_t * rb_t);void mmu_rb_load (ARMul_State * state, rb_t * rb_t, int i_rb,		  int type, ARMword va);#endif /*_MMU_RB_H_*/