rubytest-ruby.py revision 8706
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# Add the ruby specific and protocol specific options 53# 54Ruby.define_options(parser) 55 56execfile(os.path.join(config_root, "configs/common", "Options.py")) 57 58(options, args) = parser.parse_args() 59 60# 61# Set the default cache size and associativity to be very small to encourage 62# races between requests and writebacks. 63# 64options.l1d_size="256B" 65options.l1i_size="256B" 66options.l2_size="512B" 67options.l3_size="1kB" 68options.l1d_assoc=2 69options.l1i_assoc=2 70options.l2_assoc=2 71options.l3_assoc=2 72 73# 74# create the tester and system, including ruby 75# 76tester = RubyTester(checks_to_complete = 100, wakeup_frequency = 10) 77 78system = System(tester = tester, physmem = PhysicalMemory()) 79 80Ruby.create_system(options, system) 81 82assert(options.num_cpus == len(system.ruby._cpu_ruby_ports)) 83 84# 85# The tester is most effective when randomization is turned on and 86# artifical delay is randomly inserted on messages 87# 88system.ruby.randomization = True 89 90for ruby_port in system.ruby._cpu_ruby_ports: 91 # 92 # Tie the ruby tester ports to the ruby cpu ports 93 # 94 tester.cpuPort = ruby_port.port 95 96 # 97 # Tell the sequencer this is the ruby tester so that it 98 # copies the subblock back to the checker 99 # 100 ruby_port.using_ruby_tester = True 101 102 # 103 # Ruby doesn't need the backing image of memory when running with 104 # the tester. 105 # 106 ruby_port.access_phys_mem = False 107 108# Connect the system port for loading of binaries etc 109system.system_port = system.ruby._sys_port_proxy.port 110 111# ----------------------- 112# run simulation 113# ----------------------- 114 115root = Root( system = system ) 116root.system.mem_mode = 'timing' 117 118# Not much point in this being higher than the L1 latency 119m5.ticks.setGlobalFrequency('1ns') 120