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Diffstat (limited to 'configs/example')
| -rw-r--r-- | configs/example/ruby_fs.py | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/configs/example/ruby_fs.py b/configs/example/ruby_fs.py new file mode 100644 index 000000000..d27eae596 --- /dev/null +++ b/configs/example/ruby_fs.py @@ -0,0 +1,182 @@ +# Copyright (c) 2009 Advanced Micro Devices, Inc. +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer; +# redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution; +# neither the name of the copyright holders nor the names of its +# contributors may be used to endorse or promote products derived from +# this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +# Authors: Brad Beckmann + +# +# Full system configuraiton for ruby +# + +import os +import optparse +import sys +from os.path import join as joinpath + +import m5 +from m5.defines import buildEnv +from m5.objects import * +from m5.util import addToPath, panic + +if not buildEnv['FULL_SYSTEM']: + panic("This script requires full-system mode (*_FS).") + +addToPath('../../tests/configs/') +addToPath('../common') + +import ruby_config + +from FSConfig import * +from SysPaths import * +from Benchmarks import * +import Simulation +from Caches import * + +# Get paths we might need. It's expected this file is in m5/configs/example. +config_path = os.path.dirname(os.path.abspath(__file__)) +config_root = os.path.dirname(config_path) +m5_root = os.path.dirname(config_root) + +parser = optparse.OptionParser() + +# Benchmark options +parser.add_option("-b", "--benchmark", action="store", type="string", + dest="benchmark", + help="Specify the benchmark to run. Available benchmarks: %s"\ + % DefinedBenchmarks) +parser.add_option("-o", "--options", default="", + help='The options to pass to the binary, use " " around the entire string') +parser.add_option("-i", "--input", default="", help="Read stdin from a file.") +parser.add_option("--output", default="", help="Redirect stdout to a file.") +parser.add_option("--errout", default="", help="Redirect stderr to a file.") +parser.add_option("--ruby-debug", action="store_true") +parser.add_option("--ruby-debug-file", default="", help="Ruby debug out file (stdout if blank)") + +# ruby host memory experimentation +parser.add_option("--cache_size", type="int") +parser.add_option("--cache_assoc", type="int") +parser.add_option("--map_levels", type="int") + +execfile(os.path.join(config_root, "common", "Options.py")) + +(options, args) = parser.parse_args() + +if args: + print "Error: script doesn't take any positional arguments" + sys.exit(1) + +if options.benchmark: + try: + bm = Benchmarks[options.benchmark] + except KeyError: + print "Error benchmark %s has not been defined." % options.benchmark + print "Valid benchmarks are: %s" % DefinedBenchmarks + sys.exit(1) +else: + bm = [SysConfig()] + +# +# currently ruby fs only works in timing mode because ruby does not support +# atomic accesses by devices +# +assert(options.timing) + +(CPUClass, test_mem_mode, FutureClass) = Simulation.setCPUClass(options) + +CPUClass.clock = '1GHz' + +# +# Since we are running in timing mode, set the number of M5 ticks to ruby ticks +# to the cpu clock frequency +# +M5_to_ruby_tick = '1000t' + +np = options.num_cpus + +# check for max instruction count +if options.max_inst: + max_inst = options.max_inst +else: + max_inst = 0 + +# set cache size +if options.cache_size: + cache_size = options.cache_size +else: + cache_size = 32768 # 32 kB is default + +# set cache assoc +if options.cache_assoc: + cache_assoc = options.cache_assoc +else: + cache_assoc = 8 # 8 is default + +# set map levels +if options.map_levels: + map_levels = options.map_levels +else: + map_levels = 4 # 4 levels is the default + +# +# Currently, since ruby configuraiton is separate from m5, we need to manually +# tell ruby that two dma ports are created by makeLinuxAlphaRubySystem(). +# Eventually, this will be fix with a unified configuration system. +# +rubymem = ruby_config.generate("MI_example-homogeneous.rb", + np, + np, + 128, + False, + cache_size, + cache_assoc, + map_levels, + 2, + M5_to_ruby_tick) + +if options.ruby_debug == True: + rubymem.debug = True + rubymem.debug_file = options.ruby_debug_file + +system = makeLinuxAlphaRubySystem(test_mem_mode, rubymem, bm[0]) + +system.cpu = [CPUClass(cpu_id=i) for i in xrange(np)] + +if options.l2cache: + print "Error: -l2cache incompatible with ruby, must configure it ruby-style" + sys.exit(1) + +if options.caches: + print "Error: -caches incompatible with ruby, must configure it ruby-style" + sys.exit(1) + +for i in xrange(np): + system.cpu[i].connectMemPorts(system.physmem) + + if options.fastmem: + system.cpu[i].physmem_port = system.physmem.port + +root = Root(system = system) + +Simulation.run(options, root, system, FutureClass) |