#ifndef BOOTROMINFO_H
#define BOOTROMINFO_H

#define SISSYSTEM_MMIO_BASE 	0xBE000000 

/***	SYSTEM INFORMATION	***/
typedef struct 	_SISSYSTEM_MMIO_REG{
	union{
		__u32	SysInfo[2];
		struct{
			__u16	VenderID;
			__u16	DeviceID;
			__u8	Aux_Vss;
			__u8	RevisionID;
			__u16	Information;
		};
	};
}SISSYSTEM_MMIO_REG;

enum _Revision_ID{
    SiS516_A0=0x0,
    SiS516_A1=0x10,
    SiS516_B0=0x20
};

enum _SiS328_Revision_ID{
	SiS328_A0=0x10,
	SiS328_A1=0x11,
	SiS328_B0=0x20
};

typedef struct _Board_Info { //0xba02a060
	unsigned int ChipType:4;
	unsigned int Reserved_0:4;
	unsigned int JpegEn:1;
	unsigned int HDMIx2:1;
	unsigned int Reserved_1:6;
	unsigned int MemType:4;
	unsigned int Reserved_2:12;
}Board_Info,*pBoard_Info;

enum _CHIPTYPE_t{
	OLD_BOOTROM=0,
	SiS_316VX,
	SiS_216VM,
	SiS_316MX,
	SiS_516PX
};

#define BOARDTYPE	((*(unsigned int*)0xba02a031)&3)
#define IFOLDROM	(((pBoard_Info)0xba02a060)->ChipType == OLD_BOOTROM)
#define CHIPTYPE	(((pBoard_Info)0xba02a060)->ChipType)
#define IFRAM16BITS	((*(unsigned int*)0xbe0200a6)&1)
#define HDMINUM		( 1 + (((pBoard_Info)0xba02a060)->HDMIx2) )
#define MEMTYPE		(((pBoard_Info)0xba02a060)->MemType)
#define JPEG_SUPPORT	(((pBoard_Info)0xba02a060)->JpegEn)
#define POPPIP_SUPPORT	(CHIPTYPE == SiS516PX)
#define HVSIZE_SUPPORT	((*(unsigned char*)0xbe000005) == SiS516_B0)
#define ISSIS516B0	((*(unsigned char*)0xbe000005) == SiS516_B0)

//----------------------------------------------------------------------
//
//		Other definition
//
//----------------------------------------------------------------------

static inline unsigned int MMIORead(unsigned int addr)
{
	return ((volatile unsigned int) *(volatile unsigned int*)addr);
}

static inline unsigned int MMIOReadMask(unsigned int addr, unsigned int mask)
{
	return ((volatile unsigned int)(*(unsigned int*)addr) & mask);
}

static inline void MMIOWrite(unsigned int addr, unsigned int data)
{
	*(unsigned int*)addr = data;
}

static inline void MMIOWriteMask(unsigned int addr, unsigned int mask, unsigned int data)
{
	unsigned int dwValue;
	dwValue = MMIOReadMask(addr, ~mask);
	MMIOWrite(addr, ((data & mask) | dwValue));
}
#endif