initial commit

src/Bus.hpp

@@ -0,0 +1,38 @@
+#pragma once
+
+#include <vector>
+
+#include "Types.hpp"
+#include "CPU.hpp"
+#include "PPU.hpp"
+#include "Cartridge.hpp"
+
+class Bus
+{
+	friend class Debugger;
+	friend class MemoryViewer;
+	friend class NametableViewer;
+
+public:
+	Bus();
+
+	void Reboot();
+	void Reset();
+
+	uint8_t Tick();
+	bool Instruction();
+	bool Frame();
+
+	Byte ReadCPU(Word addr);
+	Byte ReadPPU(Word addr);
+	void WriteCPU(Word addr, Byte val);
+	void WritePPU(Word addr, Byte val);
+
+	inline void NMI() { cpu.NMI(); }
+
+private:
+	std::vector<Byte> RAM, VRAM;
+	CPU cpu;
+	PPU ppu;
+	Cartridge cartridge;
+};