1# Copyright (c) 2006-2007 The Regents of The University of Michigan 2# All rights reserved. 3# 4# Redistribution and use in source and binary forms, with or without 5# modification, are permitted provided that the following conditions are 6# met: redistributions of source code must retain the above copyright 7# notice, this list of conditions and the following disclaimer; 8# redistributions in binary form must reproduce the above copyright 9# notice, this list of conditions and the following disclaimer in the 10# documentation and/or other materials provided with the distribution; 11# neither the name of the copyright holders nor the names of its 12# contributors may be used to endorse or promote products derived from 13# this software without specific prior written permission. 14# 15# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26# 27# Authors: Ali Saidi 28 29import optparse 30import os 31import sys 32 33import m5 34from m5.defines import buildEnv 35from m5.objects import * 36from m5.util import addToPath, fatal 37 38if not buildEnv['FULL_SYSTEM']: 39 fatal("This script requires full-system mode (*_FS).") 40 41addToPath('../common') 42 43from FSConfig import * 44from SysPaths import * 45from Benchmarks import * 46import Simulation 47import CacheConfig 48from Caches import * 49 50# Get paths we might need. It's expected this file is in m5/configs/example. 51config_path = os.path.dirname(os.path.abspath(__file__)) 52config_root = os.path.dirname(config_path) 53 54parser = optparse.OptionParser() 55 56# System options 57parser.add_option("--kernel", action="store", type="string") 58parser.add_option("--script", action="store", type="string") 59 60# Benchmark options 61parser.add_option("--dual", action="store_true", 62 help="Simulate two systems attached with an ethernet link") 63parser.add_option("-b", "--benchmark", action="store", type="string", 64 dest="benchmark", 65 help="Specify the benchmark to run. Available benchmarks: %s"\ 66 % DefinedBenchmarks) 67 68# Metafile options 69parser.add_option("--etherdump", action="store", type="string", dest="etherdump", 70 help="Specify the filename to dump a pcap capture of the" \ 71 "ethernet traffic") 72 73execfile(os.path.join(config_root, "common", "Options.py")) 74 75(options, args) = parser.parse_args() 76 77if args: 78 print "Error: script doesn't take any positional arguments" 79 sys.exit(1) 80 81# driver system CPU is always simple... note this is an assignment of 82# a class, not an instance. 83DriveCPUClass = AtomicSimpleCPU 84drive_mem_mode = 'atomic' 85 86# system under test can be any CPU 87(TestCPUClass, test_mem_mode, FutureClass) = Simulation.setCPUClass(options) 88 89TestCPUClass.clock = '2GHz' 90DriveCPUClass.clock = '2GHz' 91 92if options.benchmark: 93 try: 94 bm = Benchmarks[options.benchmark] 95 except KeyError: 96 print "Error benchmark %s has not been defined." % options.benchmark 97 print "Valid benchmarks are: %s" % DefinedBenchmarks 98 sys.exit(1) 99else: 100 if options.dual: 101 bm = [SysConfig(), SysConfig()] 102 else: 103 bm = [SysConfig()] 104 105np = options.num_cpus 106 107if buildEnv['TARGET_ISA'] == "alpha": 108 test_sys = makeLinuxAlphaSystem(test_mem_mode, bm[0]) 109elif buildEnv['TARGET_ISA'] == "mips": 110 test_sys = makeLinuxMipsSystem(test_mem_mode, bm[0]) 111elif buildEnv['TARGET_ISA'] == "sparc": 112 test_sys = makeSparcSystem(test_mem_mode, bm[0]) 113elif buildEnv['TARGET_ISA'] == "x86": 114 test_sys = makeLinuxX86System(test_mem_mode, np, bm[0]) 115else: 116 fatal("incapable of building non-alpha or non-sparc full system!") 117 118if options.kernel is not None: 119 test_sys.kernel = binary(options.kernel) 120 121if options.script is not None: 122 test_sys.readfile = options.script 123
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128if options.caches or options.l2cache: 129 test_sys.bridge.filter_ranges_a=[AddrRange(0, Addr.max)] 130 test_sys.bridge.filter_ranges_b=[AddrRange(0, size='8GB')] 131 test_sys.iocache = IOCache(addr_range=AddrRange(0, size='8GB')) 132 test_sys.iocache.cpu_side = test_sys.iobus.port 133 test_sys.iocache.mem_side = test_sys.membus.port 134 135for i in xrange(np): 136 if options.fastmem: 137 test_sys.cpu[i].physmem_port = test_sys.physmem.port 138 139if buildEnv['TARGET_ISA'] == 'mips': 140 setMipsOptions(TestCPUClass) 141 142if len(bm) == 2: 143 if buildEnv['TARGET_ISA'] == 'alpha': 144 drive_sys = makeLinuxAlphaSystem(drive_mem_mode, bm[1]) 145 elif buildEnv['TARGET_ISA'] == 'mips': 146 drive_sys = makeLinuxMipsSystem(drive_mem_mode, bm[1]) 147 elif buildEnv['TARGET_ISA'] == 'sparc': 148 drive_sys = makeSparcSystem(drive_mem_mode, bm[1]) 149 elif buildEnv['TARGET_ISA'] == 'x86': 150 drive_sys = makeX86System(drive_mem_mode, np, bm[1]) 151 drive_sys.cpu = DriveCPUClass(cpu_id=0) 152 drive_sys.cpu.connectMemPorts(drive_sys.membus) 153 if options.fastmem: 154 drive_sys.cpu.physmem_port = drive_sys.physmem.port 155 if options.kernel is not None: 156 drive_sys.kernel = binary(options.kernel) 157 158 root = makeDualRoot(test_sys, drive_sys, options.etherdump) 159elif len(bm) == 1: 160 root = Root(system=test_sys) 161else: 162 print "Error I don't know how to create more than 2 systems." 163 sys.exit(1) 164 165Simulation.run(options, root, test_sys, FutureClass)
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