tmc/include/gba/flash_internal.h

45 lines
972 B
C

#ifndef GUARD_GBA_FLASH_INTERNAL_H
#define GUARD_GBA_FLASH_INTERNAL_H
#define FLASH_BASE ((u8*)0xE000000)
#define FLASH_WRITE(addr, data) ((*(vu8*)(FLASH_BASE + (addr))) = (data))
#define FLASH_ROM_SIZE_1M 131072 // 1 megabit ROM
#define SECTORS_PER_BANK 16
struct FlashSector {
u32 size;
u8 shift;
u16 count;
u16 top;
};
struct FlashType {
u32 romSize;
struct FlashSector sector;
u16 wait[2]; // game pak bus read/write wait
// TODO: add support for anonymous unions/structs if possible
union {
struct {
u8 makerId;
u8 deviceId;
} separate;
u16 joined;
} ids;
};
struct FlashSetupInfo {
u16 (*programFlashByte)(u16, u32, u8);
u16 (*programFlashSector)(u16, void*);
u16 (*eraseFlashChip)(void);
u16 (*eraseFlashSector)(u16);
u16 (*WaitForFlashWrite)(u8, u8*, u8);
const u16* maxTime;
struct FlashType type;
};
#endif // GUARD_GBA_FLASH_INTERNAL_H