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proof-of-concept system for GBA slot addons

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This commit is contained in:
Arisotura
2022-01-03 10:05:37 +01:00
parent cdff61c209
commit 46656eccda
10 changed files with 246 additions and 78 deletions
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26
src/GBACart.h
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@ -31,6 +31,7 @@ class CartCommon
public:
CartCommon();
virtual ~CartCommon();
virtual void Reset();
virtual void DoSavestate(Savestate* file);
@ -54,6 +55,7 @@ class CartGame : public CartCommon
public:
CartGame(u8* rom, u32 len);
virtual ~CartGame() override;
virtual void Reset() override;
virtual void DoSavestate(Savestate* file) override;
@ -124,6 +126,7 @@ class CartGameSolarSensor : public CartGame
public:
CartGameSolarSensor(u8* rom, u32 len);
virtual ~CartGameSolarSensor() override;
virtual void Reset() override;
virtual void DoSavestate(Savestate* file) override;
@ -140,6 +143,24 @@ private:
u8 LightLevel;
};
// CartRAMExpansion -- RAM expansion cart (DS browser, ...)
class CartRAMExpansion : public CartCommon
{
public:
CartRAMExpansion();
~CartRAMExpansion() override;
void Reset() override;
void DoSavestate(Savestate* file) override;
u16 ROMRead(u32 addr) override;
void ROMWrite(u32 addr, u16 val) override;
private:
u8 RAM[0x800000];
u16 RAMEnable;
};
// possible inputs for GBA carts that might accept user input
enum
{
@ -155,13 +176,16 @@ extern u32 CartCRC;
bool Init();
void DeInit();
void Reset();
void Eject();
void DoSavestate(Savestate* file);
bool LoadROM(const u8* romdata, u32 romlen);
void LoadSave(const u8* savedata, u32 savelen);
void LoadAddon(int type);
void EjectCart();
//bool LoadROM(const char* path, const char* sram);
//bool LoadROM(const u8* romdata, u32 filelength, const char *sram);
//void RelocateSave(const char* path, bool write);