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

1.1       root        1: //
                      2: // nono
                      3: // Copyright (C) 2021 nono project
                      4: // Licensed under nono-license.txt
                      5: //
                      6: 
                      7: //
                      8: // ABORT/INTERRUPT スイッチによる NMI 機構デバイス
                      9: //
                     10: 
                     11: #pragma once
                     12: 
                     13: #include "device.h"
                     14: #include "message.h"
                     15: 
1.1.1.2   root       16: class InterruptDevice;
                     17: 
1.1       root       18: class NMIDevice : public Device
                     19: {
                     20:        using inherited = Device;
                     21:  public:
                     22:        NMIDevice();
                     23:        ~NMIDevice() override;
                     24: 
                     25:        bool Init() override;
                     26: 
                     27:        // NMI ボタンを押す
                     28:        void PressNMI();
                     29: 
                     30:        // NMI 信号線をアサートする
                     31:        void AssertNMI();
                     32: 
                     33:        // NMI 信号線をネゲートする
                     34:        void NegateNMI();
                     35: 
                     36:  private:
1.1.1.3   root       37:        void AssertMessage(MessageID, uint32);
1.1.1.4   root       38:        void NegateCallback(Event *);
1.1       root       39: 
1.1.1.2   root       40:        InterruptDevice *interrupt {};
                     41: 
1.1.1.4   root       42:        Event *event {};
1.1       root       43: };
                     44: 
1.1.1.5 ! root       45: inline NMIDevice *GetNMIDevice() {
1.1.1.2   root       46:        return Object::GetObject<NMIDevice>(OBJ_NMI);
                     47: }

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