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author | Brad Beckmann <Brad.Beckmann@amd.com> | 2010-01-29 20:29:27 -0800 |
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committer | Brad Beckmann <Brad.Beckmann@amd.com> | 2010-01-29 20:29:27 -0800 |
commit | 6c867f82632fa8d635cd617dd933332f596d0bc4 (patch) | |
tree | bb38abc37afa73f3cadb989a3d7093a00bf79a57 /configs | |
parent | faa76fc248ec7647f766ea14335d86036a5d2b9b (diff) | |
download | gem5-6c867f82632fa8d635cd617dd933332f596d0bc4.tar.xz |
ruby: Added a mesh topology
Diffstat (limited to 'configs')
-rw-r--r-- | configs/common/Options.py | 4 | ||||
-rw-r--r-- | configs/ruby/Ruby.py | 12 |
2 files changed, 15 insertions, 1 deletions
diff --git a/configs/common/Options.py b/configs/common/Options.py index ade403fe3..1bed93178 100644 --- a/configs/common/Options.py +++ b/configs/common/Options.py @@ -37,6 +37,10 @@ parser.add_option("--fastmem", action="store_true") parser.add_option("--clock", action="store", type="string", default='1GHz') parser.add_option("--num-dirs", type="int", default=1) parser.add_option("--num-l2caches", type="int", default=1) +parser.add_option("--topology", type="string", default="crossbar", + help="'crossbar'|'mesh'") +parser.add_option("--mesh-rows", type="int", default=1, + help="the number of rows in the mesh topology") # Run duration options parser.add_option("-m", "--maxtick", type="int", default=m5.MaxTick, diff --git a/configs/ruby/Ruby.py b/configs/ruby/Ruby.py index e7f72b8eb..d34ffd7a2 100644 --- a/configs/ruby/Ruby.py +++ b/configs/ruby/Ruby.py @@ -80,7 +80,17 @@ def create_system(options, physmem, piobus = None, dma_devices = []): # Important: the topology constructor must be called before the network # constructor. # - network = SimpleNetwork(topology = makeCrossbar(all_cntrls)) + if options.topology == "crossbar": + net_topology = makeCrossbar(all_cntrls) + elif options.topology == "mesh": + # + # The uniform mesh topology assumes one router per cpu + # + net_topology = makeMesh(all_cntrls, + len(cpu_sequencers), + options.mesh_rows) + + network = SimpleNetwork(topology = net_topology) # # determine the total memory size of the ruby system and verify it is equal |