old_contents: # Copyright (c) 2006-2007 The Regents of The University of Michigan
  # 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: Ron Dreslinski
  
  import m5
  from m5.objects import *
  from m5.defines import buildEnv
  from m5.util import addToPath
  import os, optparse, sys
  
  # Get paths we might need
  config_path = os.path.dirname(os.path.abspath(__file__))
  config_root = os.path.dirname(config_path)
  m5_root = os.path.dirname(config_root)
  addToPath(config_root+'/configs/common')
  addToPath(config_root+'/configs/ruby')
  
  import Options
  import Ruby
  
  parser = optparse.OptionParser()
  Options.addCommonOptions(parser)
  
  # Add the ruby specific and protocol specific options
  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="256B"
  options.l1i_size="256B"
  options.l2_size="512B"
  options.l3_size="1kB"
  options.l1d_assoc=2
  options.l1i_assoc=2
  options.l2_assoc=2
  options.l3_assoc=2
  
  nb_cores = 4
  cpus = [ TimingSimpleCPU(cpu_id=i) for i in xrange(nb_cores) ]
  
  # overwrite the num_cpus to equal nb_cores
  options.num_cpus = nb_cores
  
  # system simulated
  system = System(cpu = cpus, physmem = SimpleMemory())
  
  Ruby.create_system(options, system)
  
  assert(options.num_cpus == len(system.ruby._cpu_ruby_ports))
  
  for (i, cpu) in enumerate(system.cpu):
      #
      # Tie the cpu ports to the ruby cpu ports
      #
      cpu.icache_port = system.ruby._cpu_ruby_ports[i].port
      cpu.dcache_port = system.ruby._cpu_ruby_ports[i].port
  
  # -----------------------
  # run simulation
  # -----------------------
  
  root = Root( full_system=False, system = system )
  root.system.mem_mode = 'timing'
  
  # Not much point in this being higher than the L1 latency
  m5.ticks.setGlobalFrequency('1ns')
  
new_contents: # Copyright (c) 2006-2007 The Regents of The University of Michigan
  # 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: Ron Dreslinski
  
  import m5
  from m5.objects import *
  from m5.defines import buildEnv
  from m5.util import addToPath
  import os, optparse, sys
  
  # Get paths we might need
  config_path = os.path.dirname(os.path.abspath(__file__))
  config_root = os.path.dirname(config_path)
  m5_root = os.path.dirname(config_root)
  addToPath(config_root+'/configs/common')
  addToPath(config_root+'/configs/ruby')
  
  import Options
  import Ruby
  
  parser = optparse.OptionParser()
  Options.addCommonOptions(parser)
  
  # Add the ruby specific and protocol specific options
  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="256B"
  options.l1i_size="256B"
  options.l2_size="512B"
  options.l3_size="1kB"
  options.l1d_assoc=2
  options.l1i_assoc=2
  options.l2_assoc=2
  options.l3_assoc=2
  
  nb_cores = 4
  cpus = [ TimingSimpleCPU(cpu_id=i) for i in xrange(nb_cores) ]
  
  # overwrite the num_cpus to equal nb_cores
  options.num_cpus = nb_cores
  
  # system simulated
  system = System(cpu = cpus, physmem = SimpleMemory())
  
  Ruby.create_system(options, system)
  
  assert(options.num_cpus == len(system.ruby._cpu_ruby_ports))
  
  for (i, cpu) in enumerate(system.cpu):
      # create the interrupt controller
      cpu.createInterruptController()
  
      #
      # Tie the cpu ports to the ruby cpu ports
      #
      cpu.connectAllPorts(system.ruby._cpu_ruby_ports[i])
  
  # -----------------------
  # run simulation
  # -----------------------
  
  root = Root( full_system=False, system = system )
  root.system.mem_mode = 'timing'
  
  # Not much point in this being higher than the L1 latency
  m5.ticks.setGlobalFrequency('1ns')
  
subject: Fix some bugs in simple-timing-mp-ruby.py.