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#ifndef _ICACHE_H_

#define _ICACHE_H_

#include "types.h"

#include "CPU.h"

#define ICACHE_L		4UL	//line size is 2^L bytes

#define ICACHE_S		6UL	//number of sets is 2^S

#define ICACHE_A		6UL	//set associativity

#define ICACHE_LINE_SZ		(1UL << ICACHE_L)

#define ICACHE_BUCKET_NUM	(1UL << ICACHE_S)

#define ICACHE_BUCKET_SZ	(ICACHE_A)

#define ICACHE_ADDR_MASK	((UInt32)-ICACHE_LINE_SZ)

#define ICACHE_USED_MASK	1UL

#define ICACHE_PRIV_MASK	2UL

typedef struct{

	UInt32 info;	//addr, masks

	UInt8 data[ICACHE_LINE_SZ];

}icacheLine;

typedef struct{

	struct ArmCpu* cpu;

	ArmCpuMemF memF;

	icacheLine lines[ICACHE_BUCKET_NUM][ICACHE_BUCKET_SZ];

	UInt8 ptr[ICACHE_BUCKET_NUM];

}icache;

void icacheInit(icache* ic, struct ArmCpu* cpu, ArmCpuMemF memF);

Boolean icacheFetch(icache* ic, UInt32 va, UInt8 sz, Boolean priviledged, UInt8* fsr, void* buf);

void icacheInval(icache* ic);

void icacheInvalAddr(icache* ic, UInt32 addr);

#endif