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enum {
	GRAM_SIZE		= 0x10000,
	GRAM_BANK0		= 0x00000,
	GRAM_BANK1		= 0x10000,

	GRAM_BANK0L		= 0x00000,
	GRAM_BANK0H		= 0x08000,
	GRAM_BANK1L		= 0x10000,
	GRAM_BANK1H		= 0x18000,

	GRAM_HALFSTEP	= 0x08000,

	GRAM_B			= 8,
	GRAM_R			= 16,
	GRAM_G			= 24
};

enum {
	TRAM_ANK		= 0x0000,
	TRAM_ATR		= 0x0800,
	TRAM_KNJ		= 0x1000,

	TRAMATR_COLOR	= 0x07,
	TRAMATR_REVERSE	= 0x08,
	TRAMATR_BLINK	= 0x10,
	TRAMATR_PCG		= 0x20,
	TRAMATR_Yx2		= 0x40,
	TRAMATR_Xx2		= 0x80,
	TRAMKNJ_ULINE	= 0x20
};

enum {
	UPDATE_TRAM		= (1 << 5),
	UPDATE_VRAM0	= (1 << 6),
	UPDATE_VRAM1	= (1 << 7),
	UPDATE_VRAM		= UPDATE_VRAM0 | UPDATE_VRAM1,
	UPDATE_TVRAM	= UPDATE_VRAM0 | UPDATE_VRAM1 | UPDATE_TRAM
};


#ifdef __cplusplus
extern "C" {
#endif

extern	UINT8	gram[0x20000];
extern	UINT8	tram[0x01800];
extern	UINT8	updatetmp[0x800+0x101];

#ifdef __cplusplus
}
#endif