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Annotation of nono/vm/sysclk.h, revision 1.1.1.4

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: 
                      7: #pragma once
                      8: 
                      9: #include "device.h"
                     10: #include "scheduler.h"
                     11: 
                     12: class SysClkDevice
                     13:        : public IODevice
                     14: {
1.1.1.3   root       15:        using inherited = IODevice;
1.1       root       16:  public:
                     17:        SysClkDevice();
1.1.1.3   root       18:        ~SysClkDevice() override;
1.1       root       19: 
1.1.1.3   root       20:        bool Init() override;
                     21:        bool PowerOn() override;
1.1       root       22: 
1.1.1.2   root       23:  protected:
                     24:        // BusIO インタフェース
                     25:        static const uint32 NPORT = 1;
                     26:        uint64 Read(uint32);
                     27:        uint64 Write(uint32, uint32);
                     28:        uint64 Peek(uint32);
1.1       root       29: 
                     30:  private:
                     31:        // イベントコールバック
1.1.1.4 ! root       32:        void Callback(Event& ev);
1.1       root       33: 
1.1.1.2   root       34:        // 割り込み状態をレジスタイメージにして返す
                     35:        uint8 GetInt() const;
                     36: 
1.1       root       37:        // システムクロック割り込み有りなら true。
1.1.1.4 ! root       38:        bool sysint {};
1.1       root       39: 
                     40:        // 割り込みイベント
                     41:        Event event {};
                     42: };

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