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/* memory map */
enum {
SYSROM = 0x00000000,
EWRAM = 0x02000000,
IWRAM = 0x03000000,
IORAM = 0x04000000,
PALRAM = 0x05000000,
VRAM = 0x06000000,
OAM = 0x07000000,
PAKROM = 0x08000000,
CART = 0x0E000000
};
/* i/o registers */
enum {
DISPCNT = 0x00, /* LCD control */
BGMODE0 = 0x0000,
BGMODE1 = 0x0001,
BGMODE2 = 0x0002,
BGMODE3 = 0x0003,
BGMODE4 = 0x0004,
BGMODE5 = 0x0005,
DISPBG0 = 0x0100,
DISPBG1 = 0x0200,
DISPBG2 = 0x0400,
DISPBG3 = 0x0800,
DISPOBJ = 0x1000,
DISPSTAT = 0x04, /* general LCD status */
VCOUNT = 0x06,
BG0CNT = 0x08,
BG1CNT = 0x0A,
BG2CNT = 0x0C,
BG3CNT = 0x0E,
BG0HOFS = 0x10,
BG0VOFS = 0x12,
BG1HOFS = 0x14,
BG1VOFS = 0x16,
BG2HOFS = 0x18,
BG2VOFS = 0x1A,
BG3HOFS = 0x1C,
BG3VOFS = 0x1E,
BG2PA = 0x20, /* BG2 Rotation/Scaling Parameter A (dx) */
BG2PB = 0x22, /* BG2 Rotation/Scaling Parameter B (dmx) */
BG2PC = 0x24, /* BG2 Rotation/Scaling Parameter C (dy) */
BG2PD = 0x26, /* BG2 Rotation/Scaling Parameter D (dmy) */
BG2X = 0x28, /* BG2 Reference Point X-Coordinate */
BG2Y = 0x2C, /* BG2 Reference Point X-Coordinate */
BG3PA = 0x30, /* BG3 Rotation/Scaling Parameter A (dx) */
BG3PB = 0x32, /* BG3 Rotation/Scaling Parameter B (dmx) */
BG3PC = 0x34, /* BG3 Rotation/Scaling Parameter C (dy) */
BG3PD = 0x36, /* BG3 Rotation/Scaling Parameter D (dmy) */
BG3X = 0x38, /* BG3 Reference Point X-Coordinate */
BG3Y = 0x3C, /* BG3 Reference Point Y-Coordinate */
WIN0H = 0x40, /* Window 0 Horizontal Dimensions */
WIN1H = 0x42, /* Window 1 Horizontal Dimensions */
WIN0V = 0x44, /* Window 0 Vertical Dimensions */
WIN1V = 0x46, /* Window 1 Vertical Dimensions */
WININ = 0x48, /* Inside of Window 0 and 1 */
WINOUT = 0x4A, /* Inside of OBJ Window & Outside of Windows */
MOSAIC = 0x4C, /* Mosaic Size */
BLDCNT = 0x50, /* Color Special Effects Selection */
BLDALPHA = 0x52, /* Alpha Blending Coefficients */
BLDY = 0x54 /* Brightness (Fade-In/Out) Coefficient */
};
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