e86832bed8
configs/example/fs.py:
make it an automatic system build for alpha vs. sparc.
--HG--
extra : convert_revision : 4c217cf9309c6209be7f80e358f6640857a785e8
135 lines
5 KiB
Python
135 lines
5 KiB
Python
# Copyright (c) 2006 The Regents of The University of Michigan
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met: redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer;
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# redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution;
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# neither the name of the copyright holders nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# Authors: Ali Saidi
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import optparse, os, sys
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import m5
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from m5.objects import *
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m5.AddToPath('../common')
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from FSConfig import *
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from SysPaths import *
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from Benchmarks import *
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import Simulation
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from Caches import *
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if not m5.build_env['FULL_SYSTEM']:
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m5.panic("This script requires full-system mode (ALPHA_FS).")
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# Get paths we might need. It's expected this file is in m5/configs/example.
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config_path = os.path.dirname(os.path.abspath(__file__))
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config_root = os.path.dirname(config_path)
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parser = optparse.OptionParser()
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# Benchmark options
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parser.add_option("--l2cache", action="store_true")
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parser.add_option("--dual", action="store_true",
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help="Simulate two systems attached with an ethernet link")
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parser.add_option("-b", "--benchmark", action="store", type="string",
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dest="benchmark",
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help="Specify the benchmark to run. Available benchmarks: %s"\
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% DefinedBenchmarks)
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# Metafile options
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parser.add_option("--etherdump", action="store", type="string", dest="etherdump",
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help="Specify the filename to dump a pcap capture of the" \
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"ethernet traffic")
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execfile(os.path.join(config_root, "common", "Options.py"))
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(options, args) = parser.parse_args()
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if args:
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print "Error: script doesn't take any positional arguments"
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sys.exit(1)
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# driver system CPU is always simple... note this is an assignment of
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# a class, not an instance.
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DriveCPUClass = AtomicSimpleCPU
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drive_mem_mode = 'atomic'
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# system under test can be any CPU
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(TestCPUClass, test_mem_mode, FutureClass) = Simulation.setCPUClass(options)
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TestCPUClass.clock = '2GHz'
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DriveCPUClass.clock = '2GHz'
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if options.benchmark:
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try:
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bm = Benchmarks[options.benchmark]
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except KeyError:
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print "Error benchmark %s has not been defined." % options.benchmark
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print "Valid benchmarks are: %s" % DefinedBenchmarks
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sys.exit(1)
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else:
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if options.dual:
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bm = [SysConfig(), SysConfig()]
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else:
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bm = [SysConfig()]
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if m5.build_env['TARGET_ISA'] == "alpha":
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test_sys = makeLinuxAlphaSystem(test_mem_mode, bm[0])
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elif m5.build_env['TARGET_ISA'] == "sparc":
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test_sys = makeSparcSystem(test_mem_mode, bm[0])
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else:
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m5.panic("incapable of building non-alpha or non-sparc full system!")
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np = options.num_cpus
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if options.l2cache:
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test_sys.l2 = L2Cache(size = '2MB')
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test_sys.tol2bus = Bus()
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test_sys.l2.cpu_side = test_sys.tol2bus.port
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test_sys.l2.mem_side = test_sys.membus.port
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test_sys.cpu = [TestCPUClass(cpu_id=i) for i in xrange(np)]
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for i in xrange(np):
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if options.caches:
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test_sys.cpu[i].addPrivateSplitL1Caches(L1Cache(size = '32kB'),
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L1Cache(size = '64kB'))
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if options.l2cache:
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test_sys.cpu[i].connectMemPorts(test_sys.tol2bus)
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else:
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test_sys.cpu[i].connectMemPorts(test_sys.membus)
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if len(bm) == 2:
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if m5.build_env['TARGET_ISA'] == 'alpha':
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drive_sys = makeLinuxAlphaSystem(drive_mem_mode, bm[1])
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elif m5.build_env['TARGET_ISA'] == 'sparc':
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drive_sys = makeSparcSystem(drive_mem_mode, bm[1])
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drive_sys.cpu = DriveCPUClass(cpu_id=0)
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drive_sys.cpu.connectMemPorts(drive_sys.membus)
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root = makeDualRoot(test_sys, drive_sys, options.etherdump)
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elif len(bm) == 1:
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root = Root(clock = '1THz', system = test_sys)
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else:
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print "Error I don't know how to create more than 2 systems."
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sys.exit(1)
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Simulation.run(options, root, test_sys, FutureClass)
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