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Annotation of nono/vm/scc.h, revision 1.1.1.5

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 "upd7201.h"
                     11: 
                     12: class SCCDevice
                     13:        : public uPD7201Device
                     14: {
1.1.1.3   root       15:        using inherited = uPD7201Device;
1.1       root       16:  private:
                     17:        static const int baseaddr = 0xe98000;
                     18: 
                     19:  public:
                     20:        SCCDevice();
1.1.1.4   root       21:        virtual ~SCCDevice() override;
1.1       root       22: 
                     23:        // XXX 親の同名メソッドと名前分けたほうがいいか
1.1.1.3   root       24:        uint8 ReadCtrl(struct SIO::channel *chan) override;
                     25:        void WriteCtrl(struct SIO::channel *chan, uint32 data) override;
1.1       root       26: 
1.1.1.4   root       27:        // 割り込みアクノリッジ
                     28:        int InterruptAcknowledge();
1.1.1.2   root       29: 
1.1.1.3   root       30:  protected:
                     31:        // BusIO インタフェース
                     32:        static const uint32 NPORT = 4;
1.1.1.5 ! root       33:        uint64 Read(uint32 offset);
        !            34:        uint64 Write(uint32 offset, uint32 data);
        !            35:        uint64 Peek(uint32 offset);
1.1.1.4   root       36: 
                     37:  private:
                     38:        void Interrupt() override;
1.1       root       39: };
1.1.1.2   root       40: 
                     41: extern std::unique_ptr<SCCDevice> gSCC;

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