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96d7b642f4
It turns out the actual slowdown was from memcpy'ing the entire memcard buffer...not synchronization overhead or the flush itself.
38 lines
923 B
C++
38 lines
923 B
C++
// Copyright 2013 Dolphin Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#pragma once
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#include <memory>
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#include "Common/Event.h"
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#include "Common/Flag.h"
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#include "Common/Thread.h"
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#include "Core/HW/GCMemcard.h"
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class PointerWrap;
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class MemoryCard : public MemoryCardBase
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{
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public:
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MemoryCard(std::string filename, int _card_index, u16 sizeMb = MemCard2043Mb);
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~MemoryCard();
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void FlushThread();
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void MakeDirty();
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s32 Read(u32 address, s32 length, u8 *destaddress) override;
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s32 Write(u32 destaddress, s32 length, u8 *srcaddress) override;
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void ClearBlock(u32 address) override;
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void ClearAll() override;
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void DoState(PointerWrap &p) override;
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private:
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std::string m_filename;
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std::unique_ptr<u8[]> m_memcard_data;
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std::unique_ptr<u8[]> m_flush_buffer;
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std::thread m_flush_thread;
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std::mutex m_flush_mutex;
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Common::Event m_flush_trigger;
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Common::Flag m_dirty;
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};
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