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Annotation of nono/vm/crtc2.h, revision 1.1.1.9

1.1       root        1: //
                      2: // nono
1.1.1.3   root        3: // Copyright (C) 2020 nono project
                      4: // Licensed under nono-license.txt
1.1       root        5: //
                      6: 
1.1.1.8   root        7: //
                      8: // CRTC-II (HD6445)
                      9: //
                     10: 
1.1       root       11: #pragma once
                     12: 
                     13: #include "device.h"
1.1.1.8   root       14: #include "event.h"
1.1       root       15: 
1.1.1.9 ! root       16: class Renderer;
        !            17: 
1.1.1.7   root       18: class CRTC2Device : public IODevice
1.1       root       19: {
1.1.1.3   root       20:        using inherited = IODevice;
1.1       root       21:  public:
                     22:        CRTC2Device();
1.1.1.5   root       23:        virtual ~CRTC2Device() override;
1.1       root       24: 
1.1.1.9 ! root       25:        bool Init() override;
1.1.1.8   root       26:        void ResetHard(bool poweron) override;
1.1       root       27: 
1.1.1.2   root       28:  protected:
                     29:        // BusIO インタフェース
                     30:        static const uint32 NPORT = 2;
1.1.1.6   root       31:        uint64 Read(uint32 offset);
                     32:        uint64 Write(uint32 offset, uint32 data);
                     33:        uint64 Peek(uint32 offset);
1.1       root       34: 
                     35:  private:
                     36:        // 垂直表示期間イベント
1.1.1.4   root       37:        void VDispCallback(Event& ev);
1.1       root       38: 
                     39:        // アドレスレジスタ
1.1.1.4   root       40:        int ar {};
1.1       root       41: 
                     42:        // レジスタ
                     43:        uint8 reg[40] {};
                     44: 
1.1.1.9 ! root       45:        Renderer *renderer {};
        !            46: 
1.1.1.7   root       47:        Event vdisp_event { this };
1.1       root       48: };

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