configs/test/test.py

   1 # Simple test script
   2 #
   3 # Alpha: "m5 test.py"
   4 # MIPS: "m5 test.py -a Mips -c hello_mips"
   5
   6 import os, optparse, sys
   7 import m5
   8 from m5.objects import *
   9 from FullO3Config import *
  10
  11 # parse command-line arguments
  12 parser = optparse.OptionParser(option_list=m5.standardOptions)
  13
  14 parser.add_option("-c", "--cmd", default="hello")
  15 parser.add_option("-t", "--timing", action="store_true")
  16 parser.add_option("-d", "--detailed", action="store_true")
  17 parser.add_option("-m", "--maxtick", type="int")
  18
  19 (options, args) = parser.parse_args()
  20 m5.setStandardOptions(options)
  21
  22 if args:
  23     print "Error: script doesn't take any positional arguments"
  24     sys.exit(1)
  25
  26 # build configuration
  27 this_dir = os.path.dirname(__file__)
  28
  29 process = LiveProcess()
  30 process.executable = os.path.join(this_dir, options.cmd)
  31 process.cmd = options.cmd
  32
  33 magicbus = Bus()
  34 mem = PhysicalMemory()
  35
  36 if options.timing:
  37     cpu = TimingSimpleCPU()
  38 elif options.detailed:
  39     cpu = DetailedO3CPU()
  40 else:
  41     cpu = AtomicSimpleCPU()
  42 cpu.workload = process
  43 cpu.mem = magicbus
  44
  45 system = System(physmem = mem, cpu = cpu)
  46 mem.port = magicbus.port
  47 root = Root(system = system)
  48
  49 # instantiate configuration
  50 m5.instantiate(root)
  51
  52 # simulate until program terminates
  53 if options.maxtick:
  54     exit_event = m5.simulate(options.maxtick)
  55 else:
  56     exit_event = m5.simulate()
  57
  58 print 'Exiting @ cycle', m5.curTick(), 'because', exit_event.getCause()
  59