xref: /gem5/configs/topologies/BaseTopology.py

# Copyright (c) 2012 Advanced Micro Devices, Inc.
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# Authors: Jason Power


class BaseTopology(object):
    description = "BaseTopology"

    def __init__(self):
        """ When overriding place any objects created in
            configs/ruby/<protocol>.py that are needed in
            makeTopology (below) here. The minimum is usually
            all of the controllers created in the above file.
        """

    def makeTopology(self, options, IntLink, ExtLink, Router):
        """ Called from src/mem/ruby/network/topologies/TopologyCreatory.py
            The return value is ( list(Router), list(IntLink), list(ExtLink))
            The API of this function cannot change when subclassing!!
            Any additional information needed to create this topology should
            be passed into the constructor when it's instantiated in
            configs/ruby/<protocol>.py
        """
        print "BaseTopology should have been overridden in a sub class!!"
        import sys
        sys.exit(1)