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+# Copyright (c) 2012 Mark D. Hill and David A. Wood
+# 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: Nilay Vaish
+
+import m5, os, optparse, sys
+from m5.objects import *
+m5.util.addToPath('../configs/common')
+from Benchmarks import SysConfig
+import FSConfig
+
+m5.util.addToPath('../configs/ruby')
+import Ruby
+import Options
+
+# Add the ruby specific and protocol specific options
+parser = optparse.OptionParser()
+Options.addCommonOptions(parser)
+Ruby.define_options(parser)
+(options, args) = parser.parse_args()
+
+# Set the default cache size and associativity to be very small to encourage
+# races between requests and writebacks.
+options.l1d_size="32kB"
+options.l1i_size="32kB"
+options.l2_size="4MB"
+options.l1d_assoc=2
+options.l1i_assoc=2
+options.l2_assoc=2
+options.num_cpus = 2
+
+#the system
+mdesc = SysConfig(disk = 'linux-x86.img')
+system = FSConfig.makeLinuxX86System('timing', options.num_cpus,
+ mdesc=mdesc, Ruby=True)
+system.kernel = FSConfig.binary('x86_64-vmlinux-2.6.22.9.smp')
+system.cpu = [TimingSimpleCPU(cpu_id=i) for i in xrange(options.num_cpus)]
+Ruby.create_system(options, system, system.piobus, system._dma_ports)
+
+for (i, cpu) in enumerate(system.cpu):
+ # create the interrupt controller
+ cpu.createInterruptController()
+ # Tie the cpu ports to the correct ruby system ports
+ cpu.icache_port = system.ruby._cpu_ruby_ports[i].slave
+ cpu.dcache_port = system.ruby._cpu_ruby_ports[i].slave
+ cpu.itb.walker.port = system.ruby._cpu_ruby_ports[i].slave
+ cpu.dtb.walker.port = system.ruby._cpu_ruby_ports[i].slave
+ cpu.interrupts.pio = system.piobus.master
+ cpu.interrupts.int_master = system.piobus.slave
+ cpu.interrupts.int_slave = system.piobus.master
+ cpu.clock = '2GHz'
+
+root = Root(full_system = True, system = system)
+m5.ticks.setGlobalFrequency('1THz')