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Annotation of nono/vm/crtc2.h, revision 1.1.1.11

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();
1.1.1.10  root       23:        ~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;
1.1.1.11! root       31:        busdata ReadPort(uint32 offset);
        !            32:        busdata WritePort(uint32 offset, uint32 data);
        !            33:        busdata PeekPort(uint32 offset);
        !            34:        bool PokePort(uint32 offset, uint32 data);
1.1       root       35: 
                     36:  private:
                     37:        // 垂直表示期間イベント
1.1.1.4   root       38:        void VDispCallback(Event& ev);
1.1       root       39: 
                     40:        // アドレスレジスタ
1.1.1.11! root       41:        uint ar {};
1.1       root       42: 
                     43:        // レジスタ
                     44:        uint8 reg[40] {};
                     45: 
1.1.1.9   root       46:        Renderer *renderer {};
                     47: 
1.1.1.7   root       48:        Event vdisp_event { this };
1.1       root       49: };

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