protected ulong ReadRegister(int index)
{
if (gdbStub.Running)
{
throw new NotSupportedException("Cannot read register while running");
}
string command = "g";
string response = gdbStub.Query(command);
response = response.Substring(index * 8, 8);
//string command = string.Format("p{0:x}", index);
//string response = gdbStub.Query(command);
byte[] buffer = new byte[response.Length / 2];
for (int i = 0; i < buffer.Length; i++)
{
buffer[i] = Convert.ToByte(response.Substring(i * 2, 2), 16);
}
switch (buffer.Length)
{
case 8: return(BitConverter.ToUInt64(buffer, 0));
case 4: return(BitConverter.ToUInt32(buffer, 0));
case 2: return(BitConverter.ToUInt16(buffer, 0));
}
throw new Exception("Could not find register size");
}
public int Read(ulong address, byte[] buffer, int offset, int count)
{
if (gdbStub.Running)
{
throw new Exception("Cannot read memory while running");
}
string command = string.Format("m{0:x},{1:x}", address, count);
string response = gdbStub.Query(command);
for (int i = 0; i < response.Length / 2; i++)
{
buffer[offset + i] = Convert.ToByte(response.Substring(i * 2, 2), 16);
}
return(response.Length / 2);
}
public void Add(GdbBreakpoint breakpoint)
{
string command, response = null;
breakpoints.Add(breakpoint);
switch (breakpoint.Type)
{
case GdbBreakpointType.Memory:
command = string.Format("Z0,{0:x},{1:x}", breakpoint.Address, breakpoint.Kind);
response = gdbStub.Query(command);
break;
case GdbBreakpointType.Hardware:
command = string.Format("Z1,{0:x},{1:x}", breakpoint.Address, breakpoint.Kind);
response = gdbStub.Query(command);
break;
case GdbBreakpointType.Write:
command = string.Format("Z2,{0:x},{1:x}", breakpoint.Address, breakpoint.Kind);
response = gdbStub.Query(command);
break;
case GdbBreakpointType.Read:
command = string.Format("Z3,{0:x},{1:x}", breakpoint.Address, breakpoint.Kind);
response = gdbStub.Query(command);
break;
case GdbBreakpointType.Access:
command = string.Format("Z4,{0:x},{1:x}", breakpoint.Address, breakpoint.Kind);
response = gdbStub.Query(command);
break;
}
if (response != "OK")
{
throw new Exception("Could not add specified breakpoint");
}
}