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https://github.com/MoleskiCoder/EightBit.git
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55 lines
1.2 KiB
C++
55 lines
1.2 KiB
C++
#pragma once
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#include "Configuration.h"
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#include <string>
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#include <Ram.h>
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#include <Bus.h>
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#include <mc6809.h>
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#include <Disassembly.h>
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class Board : public EightBit::Bus {
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public:
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Board(const Configuration& configuration);
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EightBit::mc6809& CPU() { return m_cpu; }
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void initialise();
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protected:
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virtual EightBit::MemoryMapping mapping(uint16_t address) final;
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private:
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enum {
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Uart = 0xa000,
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Ustat = Uart,
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Uctrl = Uart,
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Recev = Uart + 1,
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Trans = Uart + 1,
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};
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const Configuration& m_configuration;
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EightBit::Ram m_ram = 0x8000; // 0000 - 7FFF, 32K RAM
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EightBit::Rom m_unused2000 = 0x2000; // 8000 - 9FFF, 8K unused
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EightBit::Ram m_io = 0x2000; // A000 - BFFF, 8K serial interface, minimally decoded
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EightBit::Rom m_rom = 0x4000; // C000 - FFFF, 16K ROM
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EightBit::mc6809 m_cpu;
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EightBit::Disassembly m_disassembler;
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EightBit::register16_t m_disassembleAt = 0x0000;
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bool m_ignoreDisassembly = false;
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void pollKeyboard();
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void Cpu_ExecutingInstruction_Debug(EightBit::mc6809& cpu);
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void Cpu_ExecutedInstruction_Debug(EightBit::mc6809& cpu);
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void Cpu_ExecutedInstruction_die(EightBit::mc6809& cpu);
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void Bus_WrittenByte(EightBit::EventArgs&);
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void Bus_ReadingByte(EightBit::EventArgs&);
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};
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