diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/global.h | 5 | ||||
| -rw-r--r-- | include/io_regs.h | 51 |
2 files changed, 56 insertions, 0 deletions
diff --git a/include/global.h b/include/global.h index ee2c795d0..d04d4a614 100644 --- a/include/global.h +++ b/include/global.h @@ -1,3 +1,6 @@ +#ifndef GUARD_GLOBAL_H +#define GUARD_GLOBAL_H + typedef unsigned char u8; typedef unsigned short u16; typedef unsigned int u32; @@ -30,3 +33,5 @@ typedef u32 bool32; #define CPU_SET_32BIT (1 << 26) extern void CpuSet(void *src, void *dest, u32 controlData); + +#endif // GUARD_GLOBAL_H diff --git a/include/io_regs.h b/include/io_regs.h index a497a0a51..3a9290feb 100644 --- a/include/io_regs.h +++ b/include/io_regs.h @@ -1,3 +1,6 @@ +#ifndef GUARD_IO_REGS_H +#define GUARD_IO_REGS_H + #define REG_BASE 0x4000000 // I/O register base address // I/O register offsets @@ -335,3 +338,51 @@ #define REG_ADDR_IF (REG_BASE + REG_OFFSET_IF) #define REG_ADDR_WAITCNT (REG_BASE + REG_OFFSET_WAITCNT) + +// I/O registers + +#define REG_DISPCNT (*(vu32 *)REG_ADDR_DISPCNT) +#define REG_DISPSTAT (*(vu16 *)REG_ADDR_DISPSTAT) +#define REG_VCOUNT (*(vu16 *)REG_ADDR_VCOUNT) + +#define REG_IME (*(vu16 *)REG_ADDR_IME) +#define REG_IE (*(vu16 *)REG_ADDR_IE) +#define REG_IF (*(vu16 *)REG_ADDR_IF) + +// I/O register fields + +// DISPCNT +#define DISPCNT_MODE_0 0x0000 +#define DISPCNT_MODE_1 0x0001 +#define DISPCNT_MODE_2 0x0002 +#define DISPCNT_MODE_3 0x0003 +#define DISPCNT_MODE_4 0x0004 +#define DISPCNT_MODE_5 0x0005 +#define DISPCNT_OBJ_1D_MAP 0x0040 +#define DISPCNT_FORCED_BLANK 0x0080 + +// DISPSTAT +#define DISPSTAT_VBLANK 0x0001 // in V-Blank +#define DISPSTAT_HBLANK 0x0002 // in H-Blank +#define DISPSTAT_VCOUNT 0x0004 // V-Count match +#define DISPSTAT_VBLANK_INTR 0x0008 // V-Blank interrupt enabled +#define DISPSTAT_HBLANK_INTR 0x0010 // H-Blank interrupt enabled +#define DISPSTAT_VCOUNT_INTR 0x0020 // V-Count interrupt enabled + +// interrupt flags +#define INTR_FLAG_VBLANK (1 << 0) +#define INTR_FLAG_HBLANK (1 << 1) +#define INTR_FLAG_VCOUNT (1 << 2) +#define INTR_FLAG_TIMER0 (1 << 3) +#define INTR_FLAG_TIMER1 (1 << 4) +#define INTR_FLAG_TIMER2 (1 << 5) +#define INTR_FLAG_TIMER3 (1 << 6) +#define INTR_FLAG_SERIAL (1 << 7) +#define INTR_FLAG_DMA0 (1 << 8) +#define INTR_FLAG_DMA1 (1 << 9) +#define INTR_FLAG_DMA2 (1 << 10) +#define INTR_FLAG_DMA3 (1 << 11) +#define INTR_FLAG_KEYPAD (1 << 12) +#define INTR_FLAG_GAMEPAK (1 << 13) + +#endif // GUARD_IO_REGS_H |