string WriteRegisters(GDBPacket packet)
{
string regsData = packet.GetCommandParameters()[0];
for (int i = 0, pos = 0; i < RegistersCount; i++)
{
int currentRegisterLength = GetRegisterSize(i) == RegisterSize.Word ? 4 : 2;
SetRegister(i, regsData.Substring(pos, currentRegisterLength));
pos += currentRegisterLength;
}
return StandartAnswers.OK;
}
string SetRegister(GDBPacket packet)
{
string[] parameters = packet.GetCommandParameters()[0].Split(new char[] { '=' });
if (SetRegister(Convert.ToInt32(parameters[0], 16), parameters[1]))
return StandartAnswers.OK;
else
return StandartAnswers.Error;
}
string WriteMemory(GDBPacket packet)
{
string[] parameters = packet.GetCommandParameters();
ushort addr = Convert.ToUInt16(parameters[0], 16);
int length = Convert.ToUInt16(parameters[1], 16);
if (length > 0)
{
for (int i = 0; i < length; i++)
emulator.CPU.WRMEM((ushort)(addr + i), (byte)Convert.ToUInt16(parameters[2].Substring(i * 2, 2), 16));
}
else
return StandartAnswers.Error;
return StandartAnswers.OK;
}
string SetBreakpoint(GDBPacket packet)
{
string[] parameters = packet.GetCommandParameters();
Breakpoint.BreakpointType type = Breakpoint.GetBreakpointType(int.Parse(parameters[0]));
ushort addr = Convert.ToUInt16(parameters[1], 16);
if (type == Breakpoint.BreakpointType.Execution)
emulator.AddBreakpoint(new ZXMAK2.Entities.Breakpoint(addr));
else
jtagDevice.AddBreakpoint(type, addr);
return StandartAnswers.OK;
}
string ReadMemory(GDBPacket packet)
{
string[] parameters = packet.GetCommandParameters();
var addr = Convert.ToUInt16(parameters[0], 16);
var length = Convert.ToUInt16(parameters[1]);
string result = "";
if (length > 0)
{
for (int i = 0; i < length; i++)
result += emulator.CPU.RDMEM((ushort)(addr + i)).ToLowEndianHexString();
return result;
}
else
return StandartAnswers.Error;
}
string GetRegister(GDBPacket packet)
{
return GetRegisterAsHex(Convert.ToInt32(packet.GetCommandParameters()[0], 16));
}
string GeneralQueryResponse(GDBPacket packet)
{
string command = packet.GetCommandParameters()[0];
if (command.StartsWith("Supported"))
return "PacketSize=4000";
if (command.StartsWith("C"))
return StandartAnswers.Empty;
if (command.StartsWith("Attached"))
return "1";
if (command.StartsWith("TStatus"))
return StandartAnswers.Empty;
if (command.StartsWith("Offset"))
return StandartAnswers.Error;
return StandartAnswers.OK;
}
string ExecutionRequest(GDBPacket packet)
{
string command = packet.GetCommandParameters()[0];
if (command.StartsWith("Cont?"))
return "";
if (command.StartsWith("Cont"))
{
}
return StandartAnswers.Empty;
}