Subversion Repositories thor

#pragma once

#include "clsThor.h"

// Test System Emulator

//

// Emulates the test system that the Thor processor is part of.

// Currently the screen display is not fully implemented as an

// emulation. The register set isn't present.

// Other devices present in the system are aggregated into the

// clsSystem class.

extern char refscreen;

extern unsigned int dataBreakpoints[30];

extern int numDataBreakpoints;

extern bool runstop;

extern volatile unsigned __int8 keybd_status;

extern volatile unsigned __int8 keybd_scancode;

class clsSystem

{

public:

        unsigned __int64 memory[16777216];      // 128 MB

        unsigned __int64 rom[32768];

        unsigned long VideoMem[4096];

        bool VideoMemDirty[4096];

        unsigned long DBGVideoMem[4096];

        bool DBGVideoMemDirty[4096];

        unsigned int leds;

        int m_z;

        int m_w;

        char write_error;

        unsigned int radr1;

        unsigned int radr2;

        bool WriteROM;

        bool quit;

        clsThor cpu2;

        clsPIC pic1;

        clsUart uart1;

        clsKeyboard keybd;

        clsSevenSeg sevenseg;

        clsSystem();

        void Reset();

        unsigned __int64 Read(unsigned int ad, int sr=0);

        unsigned __int64 ReadByte(unsigned int ad);

        unsigned __int64 ReadChar(unsigned int ad);

        unsigned __int64 ReadHalf(unsigned int ad);

        int Write(unsigned int ad, unsigned __int64 dat, unsigned int mask, int cr=0);

        int random();

        void Run();

        void Step();

};