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Diffstat (limited to 'src/mem/ruby/network/garnet/flexible-pipeline/GarnetLink.py')
-rw-r--r-- | src/mem/ruby/network/garnet/flexible-pipeline/GarnetLink.py | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/src/mem/ruby/network/garnet/flexible-pipeline/GarnetLink.py b/src/mem/ruby/network/garnet/flexible-pipeline/GarnetLink.py new file mode 100644 index 000000000..45c56fa9e --- /dev/null +++ b/src/mem/ruby/network/garnet/flexible-pipeline/GarnetLink.py @@ -0,0 +1,68 @@ +# Copyright (c) 2008 Princeton University +# 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.proxy import * +from m5.SimObject import SimObject +from BasicLink import BasicIntLink, BasicExtLink + +class NetworkLink(SimObject): + type = 'NetworkLink' + link_id = Param.Int(Parent.link_id, "link id") + link_latency = Param.Int(Parent.latency, "link latency") + vcs_per_class = Param.Int(Parent.vcs_per_class, + "virtual channels per message class") + virt_nets = Param.Int(Parent.number_of_virtual_networks, + "number of virtual networks") + channel_width = Param.Int(Parent.flit_size, "channel width == flit size") + +# Interior fixed pipeline links between routers +class GarnetIntLink(BasicIntLink): + type = 'GarnetIntLink' + # The flexible pipeline bi-directional link only include two main + # forward links and no backward flow-control links + nls = [] + # In uni-directional link + nls.append(NetworkLink()); + # Out uni-directional link + nls.append(NetworkLink()); + network_links = VectorParam.NetworkLink(nls, "forward links") + +# Exterior fixed pipeline links between a router and a controller +class GarnetExtLink(BasicExtLink): + type = 'GarnetExtLink' + # The flexible pipeline bi-directional link only include two main + # forward links and no backward flow-control links + nls = [] + # In uni-directional link + nls.append(NetworkLink()); + # Out uni-directional link + nls.append(NetworkLink()); + network_links = VectorParam.NetworkLink(nls, "forward links") |