Mesen2/Core/Gameboy/GbMemoryManager.h
2024-01-23 22:26:01 +09:00

90 lines
2.2 KiB
C++

#pragma once
#include "pch.h"
#include "Debugger/DebugTypes.h"
#include "Utilities/ISerializable.h"
class Gameboy;
class GbCart;
class GbPpu;
class GbApu;
class GbCpu;
class GbTimer;
class GbDmaController;
class EmuSettings;
class Emulator;
class GbControlManager;
enum class MemoryOperationType;
class GbMemoryManager : public ISerializable
{
private:
Emulator* _emu = nullptr;
EmuSettings* _settings = nullptr;
GbControlManager* _controlManager = nullptr;
Gameboy* _gameboy = nullptr;
GbCart* _cart = nullptr;
GbCpu* _cpu = nullptr;
GbApu* _apu = nullptr;
GbPpu* _ppu = nullptr;
GbTimer* _timer = nullptr;
GbDmaController* _dmaController = nullptr;
uint8_t* _highRam = nullptr;
uint8_t* _reads[0x100] = {};
uint8_t* _writes[0x100] = {};
GbMemoryManagerState _state = {};
__forceinline void ExecTimerDmaSerial();
public:
virtual ~GbMemoryManager();
GbMemoryManagerState& GetState();
void Init(Emulator* emu, Gameboy* gameboy, GbCart* cart, GbPpu* ppu, GbApu* apu, GbTimer* timer, GbDmaController* dmaController);
void MapRegisters(uint16_t start, uint16_t end, RegisterAccess access);
void Map(uint16_t start, uint16_t end, GbMemoryType type, uint32_t offset, bool readonly);
void Unmap(uint16_t start, uint16_t end);
void RefreshMappings();
void ExecMasterCycle();
void Exec();
template<MemoryOperationType type, GbOamCorruptionType oamCorruptionType = GbOamCorruptionType::Read>
uint8_t Read(uint16_t addr);
bool IsOamDmaRunning();
void WriteDma(uint16_t addr, uint8_t value);
uint8_t ReadDma(uint16_t addr);
template<MemoryOperationType type = MemoryOperationType::Write>
void Write(uint16_t addr, uint8_t value);
uint8_t PeekRegister(uint16_t addr);
uint8_t ReadRegister(uint16_t addr);
void WriteRegister(uint16_t addr, uint8_t value);
void ProcessCpuWrite(uint16_t addr, uint8_t value);
void RequestIrq(uint8_t source);
void ClearIrqRequest(uint8_t source);
uint8_t ProcessIrqRequests();
void ToggleSpeed();
bool IsHighSpeed();
bool IsBootRomDisabled();
uint64_t GetApuCycleCount();
uint8_t DebugRead(uint16_t addr);
void DebugWrite(uint16_t addr, uint8_t value);
uint8_t* GetMappedBlock(uint16_t addr);
void Serialize(Serializer& s) override;
};