75 lines
3.9 KiB
C#
75 lines
3.9 KiB
C#
using System;
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namespace CPUSimulation
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{
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public class CPU
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{
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static string _program = "D8;58;A0;7F;8C;12;D0;A9;A7;8D;11;D0;8D;13;D0;C9;DF;F0;13;C9;9B;F0;03;C8;10;0F;A9;DC;20;EF;FF;A9;8D;20;EF;FF;A0;01;88;30;F6;AD;11;D0;10;FB;AD;10;D0;99;00;02;20;EF;FF;C9;8D;D0;D4;A0;FF;A9;00;AA;0A;85;2B;C8;B9;00;02;C9;8D;F0;D4;C9;AE;90;F4;F0;F0;C9;BA;F0;EB;C9;D2;F0;3B;86;28;86;29;84;2A;B9;00;02;49;B0;C9;0A;90;06;69;88;C9;FA;90;11;0A;0A;0A;0A;A2;04;0A;26;28;26;29;CA;D0;F8;C8;D0;E0;C4;2A;F0;97;24;2B;50;10;A5;28;81;26;E6;26;D0;B5;E6;27;4C;44;FF;6C;24;00;30;2B;A2;02;B5;27;95;25;95;23;CA;D0;F7;D0;14;A9;8D;20;EF;FF;A5;25;20;DC;FF;A5;24;20;DC;FF;A9;BA;20;EF;FF;A9;A0;20;EF;FF;A1;24;20;DC;FF;86;2B;A5;24;C5;28;A5;25;E5;29;B0;C1;E6;24;D0;02;E6;25;A5;24;29;07;10;C8;48;4A;4A;4A;4A;20;E5;FF;68;29;0F;09;B0;C9;BA;90;02;69;06;2C;12;D0;30;FB;8D;12;D0;60;00;00;00;0F;00;FF;00;00";
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public static int numberOfMemoryBanks = 2;
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static int memoryBankSize = 65536;
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static MC _memoryController;
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public static void Main(string[] args)
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{
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InitilizeMemoryController();
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string[] strings = _program.Split(';');
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Int16 startAddress = Utils.HexStringToInt16("7F00");
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for (int i = 0; i < strings.Length; i++)
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{
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Int16 currentAddress = (Int16)(startAddress + i);
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string byteString = strings[i];
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if (byteString.Length != 2)
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{
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throw new ArgumentException($"Byte string length must be 2. Invalid byte string: {byteString}");
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}
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Byte byteToWrite = new Byte(Utils.HexStringToBinaryString(byteString));
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Word wordToWrite = new Word(new Byte[2] { new Byte("00000000"), byteToWrite });
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_memoryController.Write(currentAddress, wordToWrite);
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}
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_memoryController.Write("0000000000000001","0000000011110000");
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_memoryController.Write("0000000000000010","1111000000001111");
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for (int i = 0; i < 16; i++)
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{
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Int16 currentAddress = (Int16)(startAddress + i);
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string dataRead = Utils.BinaryStringToHexString(_memoryController.Read(currentAddress));
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Console.WriteLine($"Data read from address {Utils.BinaryStringToHexString(new Address(currentAddress).ToString())}: {dataRead}");
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}
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}
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private static void InitilizeMemoryController()
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{
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_memoryController = new MC(numberOfMemoryBanks, memoryBankSize);
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for (int i = 0; i < memoryBankSize; i++)
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{
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if (numberOfMemoryBanks == 2)
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{
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Word dataToWrite = Utils.GenerateRandomWord(numberOfMemoryBanks);
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_memoryController.Write(new Address((Int16)i).ToString(), dataToWrite.ToString());
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}
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else if (numberOfMemoryBanks == 4)
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{
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DWord dataToWrite = new DWord(Utils.GenerateRandomWord(2), Utils.GenerateRandomWord(2));
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_memoryController.Write(new Address((Int16)i).ToString(), dataToWrite.ToString());
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}
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else if (numberOfMemoryBanks == 8)
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{
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QWord dataToWrite = new QWord(new DWord(Utils.GenerateRandomWord(2), Utils.GenerateRandomWord(2)), new DWord(Utils.GenerateRandomWord(2), Utils.GenerateRandomWord(2)));
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_memoryController.Write(new Address((Int16)i).ToString(), dataToWrite.ToString());
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}
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else
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{
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throw new ArgumentException($"Number of memory banks must be between 1 and 8 (inclusive).");
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}
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//Word dataRead = _memoryController.Read((Int16)i);
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//Console.WriteLine($"Data read from address {new Address((Int16)i).ToString()}: {dataRead.ToString()}");
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}
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}
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}
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}
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