def _check(obj):
if self.signal.value:
self._callback(self)
else:
simulator.deregister_callback(self.cbhdl)
self.cbhdl = simulator.create_callback(self)
if simulator.register_value_change_callback(self.cbhdl, self.signal._handle, _check, self):
raise_error(self, "Unable set up %s Trigger" % (str(self)))
def __init__(self):
Trigger.__init__(self)
# Required to ensure documentation can build
if simulator is not None:
self.cbhdl = simulator.create_callback(self)
else:
self.cbhdl = None
def prime(self, callback):
self._callback = callback
def _check(obj):
if self.signal.value:
self.num_cycles -= 1
if self.num_cycles <= 0:
self._callback(self)
return
simulator.deregister_callback(self.cbhdl)
self.cbhdl = simulator.create_callback(self)
if simulator.register_value_change_callback(self.cbhdl, self.signal._handle, _check, self):
raise_error(self, "Unable set up %s Trigger" % (str(self)))
self.cbhdl = simulator.create_callback(self)
if simulator.register_value_change_callback(self.cbhdl, self.signal._handle, _check, self):
raise_error(self, "Unable set up %s Trigger" % (str(self)))
def prime(self, callback):
self.cbhdl = simulator.create_callback(self)
simulator.register_nextstep_callback(self.cbhdl, callback, self)
def prime(self, callback):
self.cbhdl = simulator.create_callback(self)
if simulator.register_rwsynch_callback(self.cbhdl, callback, self):
raise_error(self, "Unable set up %s Trigger" % (str(self)))
def prime(self, callback):
"""Register notification of a value change via a callback"""
self.cbhdl = simulator.create_callback(self)
if simulator.register_value_change_callback(self.cbhdl, self.signal._handle, callback, self):
raise_error(self, "Unable set up %s Trigger" % (str(self)))
def prime(self, callback):
"""Register for a timed callback"""
self.cbhdl = simulator.create_callback(self)
if simulator.register_timed_callback(self.cbhdl, self.time_ps, callback, self):
raise_error(self, "Unable set up %s Trigger" % (str(self)))
