rubytest-ruby.py revision 6928
1# Copyright (c) 2006-2007 The Regents of The University of Michigan 2# Copyright (c) 2009 Advanced Micro Devices, Inc. 3# All rights reserved. 4# 5# Redistribution and use in source and binary forms, with or without 6# modification, are permitted provided that the following conditions are 7# met: redistributions of source code must retain the above copyright 8# notice, this list of conditions and the following disclaimer; 9# redistributions in binary form must reproduce the above copyright 10# notice, this list of conditions and the following disclaimer in the 11# documentation and/or other materials provided with the distribution; 12# neither the name of the copyright holders nor the names of its 13# contributors may be used to endorse or promote products derived from 14# this software without specific prior written permission. 15# 16# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27# 28# Authors: Ron Dreslinski 29# Brad Beckmann 30 31import m5 32from m5.objects import * 33from m5.defines import buildEnv 34from m5.util import addToPath 35import os, optparse, sys 36 37if buildEnv['FULL_SYSTEM']: 38 panic("This script requires system-emulation mode (*_SE).") 39 40# Get paths we might need. It's expected this file is in m5/configs/example. 41config_path = os.path.dirname(os.path.abspath(__file__)) 42config_root = os.path.dirname(config_path) 43m5_root = os.path.dirname(config_root) 44addToPath(config_root+'/configs/common') 45addToPath(config_root+'/configs/ruby') 46 47import Ruby 48 49parser = optparse.OptionParser() 50 51# 52# Set the default cache size and associativity to be very small to encourage 53# races between requests and writebacks. 54# 55parser.add_option("--l1d_size", type="string", default="256B") 56parser.add_option("--l1i_size", type="string", default="256B") 57parser.add_option("--l2_size", type="string", default="512B") 58parser.add_option("--l1d_assoc", type="int", default=2) 59parser.add_option("--l1i_assoc", type="int", default=2) 60parser.add_option("--l2_assoc", type="int", default=2) 61 62execfile(os.path.join(config_root, "configs/common", "Options.py")) 63 64(options, args) = parser.parse_args() 65 66# 67# create the tester and system, including ruby 68# 69tester = RubyTester(checks_to_complete = 100, wakeup_frequency = 10) 70 71system = System(physmem = PhysicalMemory()) 72 73system.ruby = Ruby.create_system(options, system.physmem) 74 75assert(options.num_cpus == len(system.ruby.cpu_ruby_ports)) 76 77# 78# The tester is most effective when randomization is turned on and 79# artifical delay is randomly inserted on messages 80# 81system.ruby.randomization = True 82 83for ruby_port in system.ruby.cpu_ruby_ports: 84 # 85 # Tie the ruby tester ports to the ruby cpu ports 86 # 87 tester.cpuPort = ruby_port.port 88 89 # 90 # Tell the sequencer this is the ruby tester so that it 91 # copies the subblock back to the checker 92 # 93 ruby_port.using_ruby_tester = True 94 95# ----------------------- 96# run simulation 97# ----------------------- 98 99root = Root( system = system ) 100root.system.mem_mode = 'timing' 101 102# Not much point in this being higher than the L1 latency 103m5.ticks.setGlobalFrequency('1ns') 104