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Annotation of nono/vm/prom.h, revision 1.1.1.6

1.1       root        1: //
                      2: // nono
                      3: // Copyright (C) 2020 nono project
                      4: // Licensed under nono-license.txt
                      5: //
                      6: 
                      7: #pragma once
                      8: 
                      9: #include "rom.h"
1.1.1.4   root       10: #include "stopwatch.h"
1.1       root       11: 
1.1.1.6 ! root       12: class PROMDevice;
        !            13: 
        !            14: class PROM0Device : public IODevice
        !            15: {
        !            16:        using inherited = IODevice;
        !            17:  public:
        !            18:        PROM0Device();
        !            19:        virtual ~PROM0Device() override;
        !            20: 
        !            21:        bool Init() override;
        !            22:        void ResetHard() override;
        !            23: 
        !            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:  private:
        !            33:        // アドレスデコーダ
        !            34:        static uint32 Decoder(uint32 addr);
        !            35: 
        !            36:        // 書き込みの共通部分
        !            37:        uint64 Write();
        !            38: 
        !            39:        IODevice *prom {};
        !            40: };
        !            41: 
1.1.1.5   root       42: class PROMDevice : public ROMDevice
1.1       root       43: {
                     44:        using inherited = ROMDevice;
                     45:  public:
                     46:        PROMDevice();
1.1.1.3   root       47:        virtual ~PROMDevice() override;
1.1       root       48: 
                     49:        bool Init() override;
                     50:        bool PowerOn() override;
                     51: 
                     52:        uint64 Read8(uint32 addr) override;
                     53: 
                     54:  private:
1.1.1.4   root       55:        bool InitLuna1();
1.1       root       56:        bool InitLuna88k();
1.1.1.4   root       57: 
                     58:        // パフォーマンス測定用
                     59:        Stopwatch sw {};
1.1       root       60: };
                     61: 
1.1.1.6 ! root       62: extern std::unique_ptr<PROM0Device> gPROM0;
        !            63: extern std::unique_ptr<IODevice> gPROM;

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