private bool StepCallbackMesa()
{
bool stopExecution = _singleStepMesa;
if (!_system.CP.IOPWait)
{
// Check for execution breakpoints
int mesaPC = ((((_system.CP.RH[5] & 0xf) << 16) | _system.CP.ALU.R[5]) << 1) | (_system.CP.PC16 ? 1 : 0);
if (BreakpointManager.TestBreakpoint(BreakpointProcessor.Mesa, BreakpointType.Execution, mesaPC))
{
BeginInvoke(new StatusDelegate(RefreshPostExecution), String.Format("* Mesa Execution breakpoint hit at PC=0x{0:x6} *", mesaPC));
stopExecution = true;
}
}
return(stopExecution);
}
private bool StepCallback8085()
{
bool stopExecution = _singleStepIOP;
// Check for execution breakpoints
if (BreakpointManager.TestBreakpoint(BreakpointProcessor.IOP, BreakpointType.Execution, _system.IOP.CPU.PC))
{
BeginInvoke(new StatusDelegate(RefreshPostExecution), String.Format("* IOP Execution breakpoint hit at PC=${0:x4} *", _system.IOP.CPU.PC));
stopExecution = true;
}
// IOP processor still running?
if (_system.IOP.CPU.Halted)
{
BeginInvoke(new StatusDelegate(RefreshPostExecution), String.Format("* 8085 halted at PC=${0:x4} *", _system.IOP.CPU.PC));
stopExecution = true;
}
return(stopExecution);
}
private bool StepCallbackCP()
{
bool stopExecution = false;
if (!_debugSpecificTask)
{
// Stop after every step
stopExecution = _singleStepCP;
}
else
{
//
// Stop only if the current task is the task we're debugging or we've exhausted our cycle count
// waiting for the task to wake up again.
//
_stepCount++;
stopExecution = _singleStepCP && (_system.CP.CurrentTask == _debugTask || _stepCount > 1000);
if (_stepCount > 1000)
{
BeginInvoke(new StatusDelegate(RefreshPostExecution), String.Format("Timeout waiting for task {0} to wake.", _debugTask));
}
}
if (!_system.CP.IOPWait)
{
// Check for execution breakpoints
int tpc = _system.CP.TPC[(int)_system.CP.CurrentTask];
if (BreakpointManager.TestBreakpoint(BreakpointProcessor.CP, BreakpointType.Execution, (ushort)tpc))
{
BeginInvoke(new StatusDelegate(RefreshPostExecution), String.Format("* CP Execution breakpoint hit at TPC=0x{0:x3} *", tpc));
stopExecution = true;
}
}
return(stopExecution);
}
