Mesen-S/Core/GbDmaController.h
Sour 8d43594d7c GB: Pause OAM DMA when CPU is halted + return $FF during sprite evaluation while OAM DMA is active
Both of these together make the naughtyemu test display a blank screen as expected
2020-06-09 22:40:35 -04:00

38 lines
671 B
C++

#pragma once
#include "stdafx.h"
#include "GbTypes.h"
#include "../Utilities/ISerializable.h"
class GbMemoryManager;
class GbPpu;
class GbCpu;
class GbDmaController final : public ISerializable
{
private:
GbDmaControllerState _state;
GbMemoryManager* _memoryManager;
GbPpu* _ppu;
GbCpu* _cpu;
void ProcessDmaBlock();
public:
void Init(GbMemoryManager* memoryManager, GbPpu* ppu, GbCpu* cpu);
GbDmaControllerState GetState();
void Exec();
bool IsOamDmaRunning();
uint8_t Read();
void Write(uint8_t value);
uint8_t ReadCgb(uint16_t addr);
void WriteCgb(uint16_t addr, uint8_t value);
void ProcessHdma();
void Serialize(Serializer& s) override;
};