70 lines
1.3 KiB
C++
70 lines
1.3 KiB
C++
#pragma once
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#include <cstdint>
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#include <string>
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#include <vector>
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#include <ctime>
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#include <chrono>
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#include <functional>
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#include "mos6502.h"
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#include "EventArgs.h"
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#include "AddressEventArgs.h"
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#include "Signal.h"
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#include "Memory.h"
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class System6502 : public MOS6502
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{
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public:
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const double Mega = 1000000;
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const double Milli = 0.001;
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const unsigned MemorySize = 0x10000;
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uint64_t getHeldCycles() const { return heldCycles; }
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public:
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System6502(ProcessorType level, double speed, clock_t pollInterval);
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Memory& getMemory() {
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return memory;
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}
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virtual void Initialise();
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virtual void Run();
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Signal<EventArgs> Starting;
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Signal<EventArgs> Finished;
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Signal<EventArgs> Polling;
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Signal<AddressEventArgs> ExecutingInstruction;
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Signal<AddressEventArgs> ExecutedInstruction;
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virtual uint8_t GetByte(uint16_t offset) const;
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virtual void SetByte(uint16_t offset, uint8_t value);
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protected:
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virtual void Execute(uint8_t cell);
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private:
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void CheckPoll();
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void System6502_Starting();
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void System6502_Finished();
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void Throttle();
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double speed; // Speed in MHz, e.g. 2.0 == 2Mhz, 1.79 = 1.79Mhz
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double cyclesPerSecond;
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double cyclesPerMillisecond;
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uint64_t cyclesPerInterval;
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uint64_t intervalCycles;
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uint64_t heldCycles = 0;
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bool running;
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Memory memory;
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std::chrono::high_resolution_clock::time_point startTime;
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};
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