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Annotation of nono/vm/sysport.h, revision 1.1.1.12

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: 
1.1.1.9   root        7: //
                      8: // システムポート
                      9: //
                     10: 
1.1       root       11: #pragma once
                     12: 
                     13: #include "device.h"
1.1.1.12! root       14: #include "monitor.h"
1.1       root       15: 
1.1.1.11  root       16: class CGROMDevice;
                     17: class IPLROM1Device;
                     18: class Keyboard;
                     19: class MainRAMDevice;
                     20: class NMIDevice;
                     21: class ROMDevice;
                     22: class SRAMDevice;
1.1.1.12! root       23: class VideoCtlrDevice;
1.1.1.11  root       24: 
1.1       root       25: struct SYSPORT
                     26: {
                     27:        static const int CONTRAST       = 0;    // $E8E001
                     28:        static const int SCOPE3D        = 1;    // $E8E003
                     29:        static const int IMAGEUNIT      = 2;    // $E8E005
                     30:        static const int KEY            = 3;    // $E8E007
                     31:        static const int WAIT           = 4;    // $E8E009
                     32:        static const int MPU            = 5;    // $E8E00B
                     33:        static const int SRAMWP         = 6;    // $E8E00D
                     34:        static const int POWEROFF       = 7;    // $E8E00F
                     35: 
1.1.1.12! root       36:        int rom_wait;   // システムポートへの書き込み値ではなく ROM への指示値。
        !            37:        int ram_wait;   // システムポートへの書き込み値ではなく RAM への指示値。
1.1.1.7   root       38:        bool key_ctrl;
1.1.1.10  root       39:        uint pwoff_count;
1.1       root       40: };
                     41: 
1.1.1.8   root       42: class SysportDevice : public IODevice
1.1       root       43: {
1.1.1.3   root       44:        using inherited = IODevice;
1.1.1.9   root       45: 
1.1       root       46:        static const uint32 baseaddr = 0xe8e000;
                     47: 
                     48:  public:
                     49:        SysportDevice();
1.1.1.12! root       50:        ~SysportDevice() override;
1.1       root       51: 
1.1.1.11  root       52:        bool Init() override;
1.1.1.9   root       53:        void ResetHard(bool poweron) override;
1.1.1.4   root       54: 
1.1.1.7   root       55:        // KEYCTRL の状態を取得する
                     56:        bool GetKeyCtrl() const {
                     57:                return sysport.key_ctrl;
                     58:        }
                     59: 
1.1.1.3   root       60:  protected:
                     61:        // BusIO インタフェース
                     62:        static const uint32 NPORT = 8;
1.1.1.12! root       63:        busdata Read(uint32 offset);
        !            64:        busdata Write(uint32 offset, uint32 data);
        !            65:        busdata Peek(uint32 offset);
1.1       root       66: 
                     67:  private:
1.1.1.12! root       68:        DECLARE_MONITOR_CALLBACK(MonitorUpdate);
        !            69: 
1.1       root       70:        struct SYSPORT sysport {};
1.1.1.11  root       71: 
1.1.1.12! root       72:        Monitor monitor { this };
        !            73: 
1.1.1.11  root       74:        CGROMDevice *cgrom {};
                     75:        IPLROM1Device *iplrom1 {};
                     76:        ROMDevice *iplrom2 {};
                     77:        Keyboard *keyboard {};
                     78:        MainRAMDevice *mainram {};
                     79:        NMIDevice *nmi {};
                     80:        SRAMDevice *sram {};
1.1.1.12! root       81:        VideoCtlrDevice *videoctlr {};
1.1       root       82: };
1.1.1.6   root       83: 
1.1.1.11  root       84: static inline SysportDevice *GetSysportDevice() {
                     85:        return Object::GetObject<SysportDevice>(OBJ_SYSPORT);
                     86: }

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