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+# Copyright (c) 2015 Mark D. Hill and David A. Wood.
+# 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: Joel Hestness
+
+from m5.params import *
+from m5.proxy import *
+from m5.SimObject import SimObject
+
+class MessageBuffer(SimObject):
+ type = 'MessageBuffer'
+ cxx_class = 'MessageBuffer'
+ cxx_header = "mem/ruby/network/MessageBuffer.hh"
+ ordered = Param.Bool(False, "Whether the buffer is ordered")
+ buffer_size = Param.Unsigned(0, "Maximum number of entries to buffer \
+ (0 allows infinite entries)")
+ recycle_latency = Param.Cycles(Parent.recycle_latency, "")
+ randomization = Param.Bool(False, "")
+
+ master = MasterPort("Master port to MessageBuffer receiver")
+ slave = SlavePort("Slave port from MessageBuffer sender")