+# Copyright (c) 2017 ARM Limited
+# All rights reserved.
+#
+# The license below extends only to copyright in the software and shall
+# not be construed as granting a license to any other intellectual
+# property including but not limited to intellectual property relating
+# to a hardware implementation of the functionality of the software
+# licensed hereunder. You may use the software subject to the license
+# terms below provided that you ensure that this notice is replicated
+# unmodified and in its entirety in all distributions of the software,
+# modified or unmodified, in source code or in binary form.
+#
# Copyright (c) 2006 The Regents of The University of Michigan
+# Copyright (c) 2013 Advanced Micro Devices, Inc.
+# Copyright (c) 2013 Mark D. Hill and David A. Wood
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
#
# Authors: Nathan Binkert
+from __future__ import print_function
+
import m5
-import internal.event
+import _m5.event
+
+from _m5.event import GlobalSimLoopExitEvent as SimExit
+from _m5.event import PyEvent as Event
+from _m5.event import getEventQueue, setEventQueue
+
+mainq = None
-from internal.event import PythonEvent, SimLoopExitEvent as SimExit
+class EventWrapper(Event):
+ """Helper class to wrap callable objects in an Event base class"""
-mainq = internal.event.cvar.mainEventQueue
+ def __init__(self, func, **kwargs):
+ super(EventWrapper, self).__init__(**kwargs)
-def create(obj, priority=None):
- if priority is None:
- priority = Event.Default_Pri
- return PythonEvent(obj, priority)
+ if not callable(func):
+ raise RuntimeError("Can't wrap '%s', object is not callable" % \
+ str(func))
+ self._func = func
+
+ def __call__(self):
+ self._func()
+
+ def __str__(self):
+ return "EventWrapper(%s)" % (str(self._func), )
-# As a reminder, priorities found in sim/eventq.hh are stuck into the
-# Event class by swig
-class Event(PythonEvent):
- def __init__(self, priority=None):
- if priority is None:
- priority = Event.Default_Pri
- super(Event, self).__init__(self, priority)
class ProgressEvent(Event):
def __init__(self, eventq, period):
self.eventq.schedule(self, m5.curTick() + self.period)
def __call__(self):
- print "Progress! Time now %fs" % (m5.curTick()/1e12)
+ print("Progress! Time now %fs" % (m5.curTick()/1e12))
self.eventq.schedule(self, m5.curTick() + self.period)
-__all__ = [ 'create', 'Event', 'ProgressEvent', 'SimExit', 'mainq' ]
+
+def create(func, priority=Event.Default_Pri):
+ """Create an Event from a function"""
+
+ return EventWrapper(func, priority=priority)
+
+__all__ = [ 'Event', 'EventWrapper', 'ProgressEvent', 'SimExit',
+ 'mainq', 'create' ]