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Diffstat (limited to 'configs/example/ruby_network_test.py')
| -rw-r--r-- | configs/example/ruby_network_test.py | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/configs/example/ruby_network_test.py b/configs/example/ruby_network_test.py new file mode 100644 index 000000000..6abf50561 --- /dev/null +++ b/configs/example/ruby_network_test.py @@ -0,0 +1,131 @@ +# Copyright (c) 2006-2007 The Regents of The University of Michigan +# Copyright (c) 2010 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: Ron Dreslinski +# Tushar Krishna + +import m5 +from m5.objects import * +from m5.defines import buildEnv +from m5.util import addToPath +import os, optparse, sys +addToPath('../common') +addToPath('../ruby') +import Ruby + +if buildEnv['FULL_SYSTEM']: + panic("This script requires system-emulation mode (*_SE).") + +# Get paths we might need. It's expected this file is in m5/configs/example. +config_path = os.path.dirname(os.path.abspath(__file__)) +config_root = os.path.dirname(config_path) +m5_root = os.path.dirname(config_root) + +parser = optparse.OptionParser() + +parser.add_option("--synthetic", type="int", default=0, + help="Synthetic Traffic type. 0 = Uniform Random,\ + 1 = Tornado, 2 = Bit Complement") + +parser.add_option("-i", "--injectionrate", type="float", default=0.1, + metavar="I", + help="Injection rate in packets per cycle per node. \ + Takes decimal value between 0 to 1 (eg. 0.225). \ + Number of digits after 0 depends upon --precision.") + +parser.add_option("--precision", type="int", default=3, + help="Number of digits of precision after decimal point\ + for injection rate") + +parser.add_option("--fixed-pkts", action="store_true", + help="Network_test: send only -p number of packets") + +parser.add_option("-p", "--maxpackets", type="int", default=1, + metavar="P", + help="Stop after Packets (works only with --fixed-pkts") + +# +# Add the ruby specific and protocol specific options +# +Ruby.define_options(parser) + +execfile(os.path.join(config_root, "common", "Options.py")) + +(options, args) = parser.parse_args() + +if args: + print "Error: script doesn't take any positional arguments" + sys.exit(1) + +block_size = 64 + +if options.num_cpus > block_size: + print "Error: Number of cores %d limited to %d because of false sharing" \ + % (options.num_cpus, block_size) + sys.exit(1) + +cpus = [ NetworkTest(fixed_pkts=options.fixed_pkts, \ + max_packets=options.maxpackets, \ + traffic_type=options.synthetic, \ + inj_rate=options.injectionrate, \ + precision=options.precision, \ + num_memories=options.num_dirs) \ + for i in xrange(options.num_cpus) ] + +# create the desired simulated system +system = System(cpu = cpus, + physmem = PhysicalMemory()) + +system.ruby = Ruby.create_system(options, system) + +i = 0 +for ruby_port in system.ruby.cpu_ruby_ports: + # + # Tie the cpu test ports to the ruby cpu port + # + cpus[i].test = ruby_port.port + ruby_port.access_phys_mem = False + + i += 1 + +# ----------------------- +# run simulation +# ----------------------- + +root = Root( system = system ) +root.system.mem_mode = 'timing' + +# Not much point in this being higher than the L1 latency +m5.ticks.setGlobalFrequency('1ns') + +# instantiate configuration +m5.instantiate() + +# simulate until program terminates +exit_event = m5.simulate(options.maxtick) + +print 'Exiting @ tick', m5.curTick(), 'because', exit_event.getCause() |