52 lines
1.2 KiB
C++
52 lines
1.2 KiB
C++
#pragma once
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#include "stdafx.h"
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#include "IMemoryHandler.h"
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#include "Snapshotable.h"
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class BaseMapper;
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class MemoryManager: public Snapshotable
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{
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private:
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const int RAMSize = 0x10000;
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const int InternalRAMSize = 0x800;
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const int VRAMSize = 0x4000;
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const int NameTableScreenSize = 0x400;
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shared_ptr<BaseMapper> _mapper;
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uint8_t *_internalRAM;
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uint8_t *_nametableRAM[2];
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IMemoryHandler** _ramReadHandlers;
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IMemoryHandler** _ramWriteHandlers;
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uint8_t ReadRegister(uint16_t addr);
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void WriteRegister(uint16_t addr, uint8_t value);
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protected:
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void StreamState(bool saving);
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public:
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MemoryManager(shared_ptr<BaseMapper> mapper);
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~MemoryManager();
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void Reset(bool softReset);
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void InitializeMemoryHandlers(IMemoryHandler** memoryHandlers, IMemoryHandler* handler, vector<uint16_t> *addresses);
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void RegisterIODevice(IMemoryHandler *handler);
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uint8_t DebugRead(uint16_t addr);
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uint8_t DebugReadVRAM(uint16_t addr);
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uint8_t* GetInternalRAM();
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uint8_t Read(uint16_t addr, bool forExecution = false);
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void Write(uint16_t addr, uint8_t value);
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void ProcessVramAccess(uint16_t &addr);
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uint8_t ReadVRAM(uint16_t addr);
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void WriteVRAM(uint16_t addr, uint8_t value);
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};
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