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Annotation of nono/vm/mainbus.h, revision 1.1

1.1     ! root        1: //
        !             2: // nono
        !             3: // Copyright (C) 2020 nono project
        !             4: // Licensed under nono-license.txt
        !             5: //
        !             6: 
        !             7: //
        !             8: // メインバス
        !             9: //
        !            10: 
        !            11: #pragma once
        !            12: 
        !            13: #include "device.h"
        !            14: #include <array>
        !            15: 
        !            16: class MainbusDevice : public IOContainerDevice
        !            17: {
        !            18:        using inherited = IOContainerDevice;
        !            19:  public:
        !            20:        MainbusDevice();
        !            21:        virtual ~MainbusDevice() override;
        !            22: 
        !            23:        // addr はそれぞれアラインされていること。
        !            24:        uint64 Read8(uint32 addr) override;
        !            25:        uint64 Read16(uint32 addr) override;
        !            26:        uint64 Read32(uint32 addr) override;
        !            27:        uint64 Write8(uint32 addr, uint32 data) override;
        !            28:        uint64 Write16(uint32 addr, uint32 data) override;
        !            29:        uint64 Write32(uint32 addr, uint32 data) override;
        !            30:        uint64 Peek8(uint32 addr) override;
        !            31: 
        !            32:        uint64 Peek32(uint32 addr);
        !            33: 
        !            34:        // デバイスをセットする
        !            35:        static void SetDevice(int idx, IODevice *dev);
        !            36: 
        !            37:        // デバイステーブルをコピーする
        !            38:        static void CopyDevtable(int dst, int src, int len);
        !            39: 
        !            40:        static std::array<IODevice *, 256> devtable;
        !            41: 
        !            42:        static int direct_ram_size;
        !            43: 
        !            44:  protected:
        !            45:        IODevice *GetDevice(uint32 addr) const override;
        !            46: };
        !            47: 
        !            48: static inline MainbusDevice *GetMainbusDevice() {
        !            49:        return Object::GetObject<MainbusDevice>(OBJ_MAINBUS);
        !            50: }

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