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# Copyright (c) 2009 Advanced Micro Devices, Inc.
# 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: Steve Reinhardt
# Brad Beckmann
from m5.params import *
from m5.SimObject import SimObject
class Link(SimObject):
type = 'Link'
latency = Param.Int(1, "")
bw_multiplier = Param.Int("")
weight = Param.Int(1, "")
class ExtLink(Link):
type = 'ExtLink'
ext_node = Param.RubyController("External node")
int_node = Param.Int("ID of internal node")
bw_multiplier = 64
class IntLink(Link):
type = 'IntLink'
node_a = Param.Int("ID of internal node on one end")
node_b = Param.Int("ID of internal node on other end")
bw_multiplier = 16
class Topology(SimObject):
type = 'Topology'
ext_links = VectorParam.ExtLink("Links to external nodes")
int_links = VectorParam.IntLink("Links between internal nodes")
num_int_nodes = Param.Int("Nunber of internal nodes")
print_config = Param.Bool(False,
"display topology config in the stats file")
class RubyNetwork(SimObject):
type = 'RubyNetwork'
cxx_class = 'Network'
abstract = True
number_of_virtual_networks = Param.Int(10, "");
topology = Param.Topology("");
buffer_size = Param.Int(0,
"default buffer size; 0 indicates infinite buffering");
endpoint_bandwidth = Param.Int(10000, "");
adaptive_routing = Param.Bool(False, "enable adaptive routing");
link_latency = Param.Int(1,
"local memory latency ?? NetworkLinkLatency");
control_msg_size = Param.Int(8, "");
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