/*
 * GPU.h
 *
 *  Created on: Oct 11, 2013
 *      Author: root
 */

#ifndef GPU_H_
#define GPU_H_

#define GPU_OFFSET		0x80
#if 0
#define GPU_WIDTH 		640
#define GPU_HEIGHT		480
#else
#define GPU_WIDTH 		800
#define GPU_HEIGHT		600
#endif

#define GPU_REG_BLANK		0x0
#define GPU_REG_SPRITE_X	0x1
#define GPU_REG_SPRITE_Y	0x2
#define GPU_REG_BAT0_Y		0x3
#define GPU_REG_BAT1_Y		0x4
#define GPU_REG_SPRITE_COLOUR	0x5
#define GPU_REG_SPRITE_BASE	0x10

#define GPU_RGB(r,g,b)	(((r) << 6) | ((g) << 3) | (b))
 

#endif /* GPU_H_ */