public static MemoryModel GetInstance()
{
if (instance == null)
{
instance = new MemoryModel(addressBusLength);
}
return(instance);
}
public static byte[] GetMemoryWord(this MemoryModel memory, uint physicalAddress)
{
if (physicalAddress >= memory.GetMemoryLength - 1)
{
throw new ArgumentException($"Address is out of range memory block.");
}
return(new[] { memory.GetMemoryCell(physicalAddress), memory.GetMemoryCell(physicalAddress + 1) }); //Little endian
}
public string GetView(UInt16 segmentAddress, UInt16 offset, UInt16 lines = 8)
{
StringBuilder viewBuilder = new StringBuilder();
byte cell;
Memory memory = MemoryModel.GetInstance();
uint addressIterator = (uint)((segmentAddress << 4) + offset);
currentViewAddress = addressIterator;
for (UInt16 it = 0; it < lines; it++, offset += 16)
{
viewBuilder.Append(segmentAddress.ToString("X").PadLeft(4, '0') + ":" + offset.ToString("X").PadLeft(4, '0') + " ");
for (uint singleByte = 0; singleByte < 16; singleByte++, addressIterator++)
{
cell = memory.GetMemoryCell(addressIterator);
viewBuilder.Append(" ");
viewBuilder.Append(cell.ToString("X").PadLeft(2, '0'));
viewBuilder.Append(" ");
}
viewBuilder.Append("\n");
}
return(viewBuilder.ToString());
}
public static void SetMemoryWord(this MemoryModel memory, uint physicalAddress, UInt16 value)
{
byte[] word = BitConverter.GetBytes(value);
memory.SetMemoryWord(physicalAddress, word);
}
