simple-timing-mp-ruby.py revision 11670
16166Ssteve.reinhardt@amd.com# Copyright (c) 2006-2007 The Regents of The University of Michigan 26166Ssteve.reinhardt@amd.com# All rights reserved. 36166Ssteve.reinhardt@amd.com# 46166Ssteve.reinhardt@amd.com# Redistribution and use in source and binary forms, with or without 56166Ssteve.reinhardt@amd.com# modification, are permitted provided that the following conditions are 66166Ssteve.reinhardt@amd.com# met: redistributions of source code must retain the above copyright 76166Ssteve.reinhardt@amd.com# notice, this list of conditions and the following disclaimer; 86166Ssteve.reinhardt@amd.com# redistributions in binary form must reproduce the above copyright 96166Ssteve.reinhardt@amd.com# notice, this list of conditions and the following disclaimer in the 106166Ssteve.reinhardt@amd.com# documentation and/or other materials provided with the distribution; 116166Ssteve.reinhardt@amd.com# neither the name of the copyright holders nor the names of its 126166Ssteve.reinhardt@amd.com# contributors may be used to endorse or promote products derived from 136166Ssteve.reinhardt@amd.com# this software without specific prior written permission. 146166Ssteve.reinhardt@amd.com# 156166Ssteve.reinhardt@amd.com# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 166166Ssteve.reinhardt@amd.com# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 176166Ssteve.reinhardt@amd.com# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 186166Ssteve.reinhardt@amd.com# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 196166Ssteve.reinhardt@amd.com# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 206166Ssteve.reinhardt@amd.com# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 216166Ssteve.reinhardt@amd.com# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 226166Ssteve.reinhardt@amd.com# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 236166Ssteve.reinhardt@amd.com# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 246166Ssteve.reinhardt@amd.com# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 256166Ssteve.reinhardt@amd.com# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 266166Ssteve.reinhardt@amd.com# 276166Ssteve.reinhardt@amd.com# Authors: Ron Dreslinski 286166Ssteve.reinhardt@amd.com 296166Ssteve.reinhardt@amd.comimport m5 306166Ssteve.reinhardt@amd.comfrom m5.objects import * 316928SBrad.Beckmann@amd.comfrom m5.defines import buildEnv 326928SBrad.Beckmann@amd.comfrom m5.util import addToPath 336928SBrad.Beckmann@amd.comimport os, optparse, sys 346928SBrad.Beckmann@amd.com 3511670Sandreas.hansson@arm.comm5.util.addToPath('../configs/common') 3611670Sandreas.hansson@arm.comm5.util.addToPath('../configs/') 376928SBrad.Beckmann@amd.com 388920Snilay@cs.wisc.eduimport Options 3911670Sandreas.hansson@arm.comfrom ruby import Ruby 406928SBrad.Beckmann@amd.com 416928SBrad.Beckmann@amd.comparser = optparse.OptionParser() 428920Snilay@cs.wisc.eduOptions.addCommonOptions(parser) 436928SBrad.Beckmann@amd.com 447570SBrad.Beckmann@amd.com# Add the ruby specific and protocol specific options 457570SBrad.Beckmann@amd.comRuby.define_options(parser) 466928SBrad.Beckmann@amd.com 476928SBrad.Beckmann@amd.com(options, args) = parser.parse_args() 486166Ssteve.reinhardt@amd.com 497570SBrad.Beckmann@amd.com# 507570SBrad.Beckmann@amd.com# Set the default cache size and associativity to be very small to encourage 517570SBrad.Beckmann@amd.com# races between requests and writebacks. 527570SBrad.Beckmann@amd.com# 537570SBrad.Beckmann@amd.comoptions.l1d_size="256B" 547570SBrad.Beckmann@amd.comoptions.l1i_size="256B" 557570SBrad.Beckmann@amd.comoptions.l2_size="512B" 567570SBrad.Beckmann@amd.comoptions.l3_size="1kB" 577570SBrad.Beckmann@amd.comoptions.l1d_assoc=2 587570SBrad.Beckmann@amd.comoptions.l1i_assoc=2 597570SBrad.Beckmann@amd.comoptions.l2_assoc=2 607570SBrad.Beckmann@amd.comoptions.l3_assoc=2 617570SBrad.Beckmann@amd.com 626166Ssteve.reinhardt@amd.comnb_cores = 4 636166Ssteve.reinhardt@amd.comcpus = [ TimingSimpleCPU(cpu_id=i) for i in xrange(nb_cores) ] 646166Ssteve.reinhardt@amd.com 656928SBrad.Beckmann@amd.com# overwrite the num_cpus to equal nb_cores 666928SBrad.Beckmann@amd.comoptions.num_cpus = nb_cores 676289Snate@binkert.org 686166Ssteve.reinhardt@amd.com# system simulated 6910524Snilay@cs.wisc.edusystem = System(cpu = cpus, clk_domain = SrcClockDomain(clock = '1GHz')) 709793Sakash.bagdia@arm.com 719793Sakash.bagdia@arm.com# Create a seperate clock domain for components that should run at 729793Sakash.bagdia@arm.com# CPUs frequency 739793Sakash.bagdia@arm.comsystem.cpu.clk_domain = SrcClockDomain(clock = '2GHz') 746166Ssteve.reinhardt@amd.com 7510519Snilay@cs.wisc.eduRuby.create_system(options, False, system) 766166Ssteve.reinhardt@amd.com 779793Sakash.bagdia@arm.com# Create a separate clock domain for Ruby 789793Sakash.bagdia@arm.comsystem.ruby.clk_domain = SrcClockDomain(clock = options.ruby_clock) 799793Sakash.bagdia@arm.com 8010120Snilay@cs.wisc.eduassert(options.num_cpus == len(system.ruby._cpu_ports)) 816166Ssteve.reinhardt@amd.com 826928SBrad.Beckmann@amd.comfor (i, cpu) in enumerate(system.cpu): 839067Smarc.orr@gmail.com # create the interrupt controller 849067Smarc.orr@gmail.com cpu.createInterruptController() 859067Smarc.orr@gmail.com 866928SBrad.Beckmann@amd.com # 876928SBrad.Beckmann@amd.com # Tie the cpu ports to the ruby cpu ports 886928SBrad.Beckmann@amd.com # 8910120Snilay@cs.wisc.edu cpu.connectAllPorts(system.ruby._cpu_ports[i]) 906166Ssteve.reinhardt@amd.com 916166Ssteve.reinhardt@amd.com# ----------------------- 926166Ssteve.reinhardt@amd.com# run simulation 936166Ssteve.reinhardt@amd.com# ----------------------- 946166Ssteve.reinhardt@amd.com 958801Sgblack@eecs.umich.eduroot = Root( full_system=False, system = system ) 966166Ssteve.reinhardt@amd.comroot.system.mem_mode = 'timing' 976928SBrad.Beckmann@amd.com 986928SBrad.Beckmann@amd.com# Not much point in this being higher than the L1 latency 996928SBrad.Beckmann@amd.comm5.ticks.setGlobalFrequency('1ns') 100