186 lines
6.8 KiB
Python
186 lines
6.8 KiB
Python
# Copyright (c) 2010-2012 ARM Limited
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# All rights reserved.
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#
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# The license below extends only to copyright in the software and shall
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# not be construed as granting a license to any other intellectual
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# property including but not limited to intellectual property relating
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# to a hardware implementation of the functionality of the software
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# licensed hereunder. You may use the software subject to the license
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# terms below provided that you ensure that this notice is replicated
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# unmodified and in its entirety in all distributions of the software,
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# modified or unmodified, in source code or in binary form.
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#
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# Copyright (c) 2006-2007 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
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import sys
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import m5
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from m5.defines import buildEnv
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from m5.objects import *
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from m5.util import addToPath, fatal
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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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import CacheConfig
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from Caches import *
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import Options
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parser = optparse.OptionParser()
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Options.addCommonOptions(parser)
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Options.addFSOptions(parser)
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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 = options.clock
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DriveCPUClass.clock = options.clock
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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(disk=options.disk_image, mem=options.mem_size), SysConfig(disk=options.disk_image, mem=options.mem_size)]
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else:
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bm = [SysConfig(disk=options.disk_image, mem=options.mem_size)]
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np = options.num_cpus
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if buildEnv['TARGET_ISA'] == "alpha":
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test_sys = makeLinuxAlphaSystem(test_mem_mode, bm[0])
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elif buildEnv['TARGET_ISA'] == "mips":
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test_sys = makeLinuxMipsSystem(test_mem_mode, bm[0])
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elif buildEnv['TARGET_ISA'] == "sparc":
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test_sys = makeSparcSystem(test_mem_mode, bm[0])
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elif buildEnv['TARGET_ISA'] == "x86":
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test_sys = makeLinuxX86System(test_mem_mode, options.num_cpus, bm[0])
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elif buildEnv['TARGET_ISA'] == "arm":
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test_sys = makeArmSystem(test_mem_mode, options.machine_type, bm[0],
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options.dtb_filename, bare_metal=options.bare_metal)
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else:
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fatal("Incapable of building %s full system!", buildEnv['TARGET_ISA'])
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if options.kernel is not None:
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test_sys.kernel = binary(options.kernel)
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if options.script is not None:
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test_sys.readfile = options.script
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test_sys.init_param = options.init_param
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test_sys.cpu = [TestCPUClass(cpu_id=i) for i in xrange(np)]
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if options.caches or options.l2cache:
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test_sys.iocache = IOCache(clock = '1GHz',
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addr_ranges = test_sys.mem_ranges)
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test_sys.iocache.cpu_side = test_sys.iobus.master
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test_sys.iocache.mem_side = test_sys.membus.slave
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else:
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test_sys.iobridge = Bridge(delay='50ns', ranges = test_sys.mem_ranges)
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test_sys.iobridge.slave = test_sys.iobus.master
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test_sys.iobridge.master = test_sys.membus.slave
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# Sanity check
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if options.fastmem:
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if TestCPUClass != AtomicSimpleCPU:
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fatal("Fastmem can only be used with atomic CPU!")
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if (options.caches or options.l2cache):
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fatal("You cannot use fastmem in combination with caches!")
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for i in xrange(np):
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if options.fastmem:
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test_sys.cpu[i].fastmem = True
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if options.checker:
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test_sys.cpu[i].addCheckerCpu()
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test_sys.cpu[i].createThreads()
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CacheConfig.config_cache(options, test_sys)
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if len(bm) == 2:
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if buildEnv['TARGET_ISA'] == 'alpha':
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drive_sys = makeLinuxAlphaSystem(drive_mem_mode, bm[1])
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elif buildEnv['TARGET_ISA'] == 'mips':
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drive_sys = makeLinuxMipsSystem(drive_mem_mode, bm[1])
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elif buildEnv['TARGET_ISA'] == 'sparc':
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drive_sys = makeSparcSystem(drive_mem_mode, bm[1])
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elif buildEnv['TARGET_ISA'] == 'x86':
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drive_sys = makeX86System(drive_mem_mode, np, bm[1])
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elif buildEnv['TARGET_ISA'] == 'arm':
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drive_sys = makeArmSystem(drive_mem_mode, options.machine_type, bm[1])
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drive_sys.cpu = DriveCPUClass(cpu_id=0)
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drive_sys.cpu.createThreads()
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drive_sys.cpu.createInterruptController()
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drive_sys.cpu.connectAllPorts(drive_sys.membus)
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if options.fastmem:
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drive_sys.cpu.fastmem = True
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if options.kernel is not None:
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drive_sys.kernel = binary(options.kernel)
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drive_sys.iobridge = Bridge(delay='50ns',
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ranges = drive_sys.mem_ranges)
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drive_sys.iobridge.slave = drive_sys.iobus.master
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drive_sys.iobridge.master = drive_sys.membus.slave
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drive_sys.init_param = options.init_param
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root = makeDualRoot(True, test_sys, drive_sys, options.etherdump)
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elif len(bm) == 1:
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root = Root(full_system=True, 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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if options.timesync:
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root.time_sync_enable = True
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if options.frame_capture:
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VncServer.frame_capture = True
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Simulation.setWorkCountOptions(test_sys, options)
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Simulation.run(options, root, test_sys, FutureClass)
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