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-rw-r--r--configs/learning_gem5/part2/hello_goodbye.py56
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diff --git a/configs/learning_gem5/part2/hello_goodbye.py b/configs/learning_gem5/part2/hello_goodbye.py
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+# -*- coding: utf-8 -*-
+# Copyright (c) 2017 Jason Lowe-Power
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met: redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer;
+# redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution;
+# neither the name of the copyright holders nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Authors: Jason Lowe-Power
+
+"""
+A simple run file that creates two SimObjects: HelloObject and GoodbyeObject
+and then runs the simulation. Using the debug "Hello" is informative.
+
+IMPORTANT: If you modify this file, it's likely that the Learning gem5 book
+ also needs to be updated. For now, email Jason <power.jg@gmail.com>
+
+"""
+
+# import the m5 (gem5) library created when gem5 is built
+import m5
+# import all of the SimObjects
+from m5.objects import *
+
+# set up the root SimObject and start the simulation
+root = Root(full_system = False)
+
+# Create an instantiation of the simobject you created
+root.hello = HelloObject(time_to_wait = '2us', number_of_fires = 5)
+root.hello.goodbye_object = GoodbyeObject(buffer_size='100B')
+
+# instantiate all of the objects we've created above
+m5.instantiate()
+
+print "Beginning simulation!"
+exit_event = m5.simulate()
+print 'Exiting @ tick %i because %s' % (m5.curTick(), exit_event.getCause())