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Annotation of nono/vm/prom.h, revision 1.1.1.7

1.1       root        1: //
                      2: // nono
                      3: // Copyright (C) 2020 nono project
                      4: // Licensed under nono-license.txt
                      5: //
                      6: 
1.1.1.7 ! root        7: //
        !             8: // PROM (LUNA-I, LUNA88K 共通)
        !             9: //
        !            10: 
1.1       root       11: #pragma once
                     12: 
                     13: #include "rom.h"
                     14: 
1.1.1.6   root       15: class PROMDevice;
                     16: 
                     17: class PROM0Device : public IODevice
                     18: {
                     19:        using inherited = IODevice;
                     20:  public:
                     21:        PROM0Device();
                     22:        virtual ~PROM0Device() override;
                     23: 
                     24:        bool Init() override;
1.1.1.7 ! root       25:        void ResetHard(bool poweron) override;
1.1.1.6   root       26: 
                     27:        uint64 Read8(uint32 addr) override;
                     28:        uint64 Read16(uint32 addr) override;
                     29:        uint64 Read32(uint32 addr) override;
                     30:        uint64 Write8(uint32 addr, uint32 data) override;
                     31:        uint64 Write16(uint32 addr, uint32 data) override;
                     32:        uint64 Write32(uint32 addr, uint32 data) override;
                     33:        uint64 Peek8(uint32 addr) override;
                     34: 
                     35:  private:
                     36:        // アドレスデコーダ
                     37:        static uint32 Decoder(uint32 addr);
                     38: 
                     39:        // 書き込みの共通部分
                     40:        uint64 Write();
                     41: 
                     42:        IODevice *prom {};
                     43: };
                     44: 
1.1.1.5   root       45: class PROMDevice : public ROMDevice
1.1       root       46: {
                     47:        using inherited = ROMDevice;
                     48:  public:
                     49:        PROMDevice();
1.1.1.3   root       50:        virtual ~PROMDevice() override;
1.1       root       51: 
                     52:        bool Init() override;
                     53: 
                     54:  private:
1.1.1.4   root       55:        bool InitLuna1();
1.1       root       56:        bool InitLuna88k();
                     57: };
                     58: 
1.1.1.7 ! root       59: extern PROM0Device *gPROM0;
        !            60: extern IODevice *gPROM;

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