initial commit

1 files changed, 129 insertions, 0 deletions

diff --git a/include/gba/types.h b/include/gba/types.h
new file mode 100644
index 0000000..480619d
--- /dev/null
+++ b/include/gba/types.h
@@ -0,0 +1,129 @@
+#ifndef GUARD_GBA_TYPES_H
+#define GUARD_GBA_TYPES_H
+
+#include <stdint.h>
+
+typedef uint8_t   u8;
+typedef uint16_t u16;
+typedef uint32_t u32;
+typedef uint64_t u64;
+typedef int8_t    s8;
+typedef int16_t  s16;
+typedef int32_t  s32;
+typedef int64_t  s64;
+
+typedef volatile u8   vu8;
+typedef volatile u16 vu16;
+typedef volatile u32 vu32;
+typedef volatile u64 vu64;
+typedef volatile s8   vs8;
+typedef volatile s16 vs16;
+typedef volatile s32 vs32;
+typedef volatile s64 vs64;
+
+typedef float  f32;
+typedef double f64;
+
+typedef u8  bool8;
+typedef u16 bool16;
+typedef u32 bool32;
+
+struct PlttData
+{
+    u16 r:5; // red
+    u16 g:5; // green
+    u16 b:5; // blue
+    u16 unused_15:1;
+} /*__attribute__((packed))*/;
+
+struct OamData
+{
+    /*0x00*/ u32 y:8;
+    /*0x01*/ u32 affineMode:2;  // 0x1, 0x2 = 0x3
+             u32 objMode:2;     // 0x4, 0x8 = 0xC
+             u32 mosaic:1;      // 0x10
+             u32 bpp:1;         // 0x20
+             u32 shape:2;       // 0x40, 0x80
+
+    /*0x02*/ u32 x:9;
+             u32 matrixNum:5; // bits 3/4 are h-flip/v-flip if not in affine mode
+             u32 size:2;
+
+    /*0x04*/ u16 tileNum:10;
+             u16 priority:2;
+             u16 paletteNum:4;
+    /*0x06*/ u16 affineParam;
+};
+
+#define ST_OAM_OBJ_NORMAL 0
+#define ST_OAM_OBJ_BLEND  1
+#define ST_OAM_OBJ_WINDOW 2
+
+#define ST_OAM_AFFINE_OFF    0
+#define ST_OAM_AFFINE_NORMAL 1
+#define ST_OAM_AFFINE_ERASE  2
+#define ST_OAM_AFFINE_DOUBLE 3
+
+#define ST_OAM_AFFINE_ON_MASK     1
+#define ST_OAM_AFFINE_DOUBLE_MASK 2
+
+#define ST_OAM_4BPP 0
+#define ST_OAM_8BPP 1
+
+#define ST_OAM_SQUARE      0
+#define ST_OAM_H_RECTANGLE 1
+#define ST_OAM_V_RECTANGLE 2
+
+struct BgAffineSrcData
+{
+    s32 texX;
+    s32 texY;
+    s16 scrX;
+    s16 scrY;
+    s16 sx;
+    s16 sy;
+    u16 alpha;
+};
+
+struct BgAffineDstData
+{
+    s16 pa;
+    s16 pb;
+    s16 pc;
+    s16 pd;
+    s32 dx;
+    s32 dy;
+};
+
+struct ObjAffineSrcData
+{
+    s16 xScale;
+    s16 yScale;
+    u16 rotation;
+};
+
+// Multi-player SIO Control Structure
+struct SioMultiCnt
+{
+    u16 baudRate:2;    // baud rate
+    u16 si:1;          // SI terminal
+    u16 sd:1;          // SD terminal
+    u16 id:2;          // ID
+    u16 error:1;       // error flag
+    u16 enable:1;      // SIO enable
+    u16 unused_11_8:4;
+    u16 mode:2;        // communication mode (should equal 2)
+    u16 intrEnable:1;  // IRQ enable
+    u16 unused_15:1;
+    u16 data;          // data
+};
+
+#define ST_SIO_MULTI_MODE 2 // Multi-player communication mode
+
+// baud rate
+#define ST_SIO_9600_BPS   0 //   9600 bps
+#define ST_SIO_38400_BPS  1 //  38400 bps
+#define ST_SIO_57600_BPS  2 //  57600 bps
+#define ST_SIO_115200_BPS 3 // 115200 bps
+
+#endif // GUARD_GBA_TYPES_H