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("-f", "--full", action="store_true")
  17 parser.add_option("-m", "--maxtick", type="int")
  18
  19 (options, args) = parser.parse_args()
  20
  21 if args:
  22     print "Error: script doesn't take any positional arguments"
  23     sys.exit(1)
  24
  25 # build configuration
  26 this_dir = os.path.dirname(__file__)
  27
  28 process = LiveProcess()
  29 process.executable = os.path.join(this_dir, options.cmd)
  30 process.cmd = options.cmd
  31
  32 magicbus = Bus()
  33 mem = PhysicalMemory()
  34
  35 if options.timing:
  36     cpu = TimingSimpleCPU()
  37 elif options.full:
  38     cpu = DetailedO3CPU()
  39 else:
  40     cpu = AtomicSimpleCPU()
  41 cpu.workload = process
  42 cpu.mem = magicbus
  43
  44 system = System(physmem = mem, cpu = cpu)
  45 system.c1 =  Connector(side_a = mem, side_b = magicbus)
  46 root = Root(system = system)
  47
  48 # instantiate configuration
  49 m5.instantiate(root)
  50
  51 # simulate until program terminates
  52 if options.maxtick:
  53     exit_event = m5.simulate(options.maxtick)
  54 else:
  55     exit_event = m5.simulate()
  56
  57 print 'Exiting @', m5.curTick(), 'because', exit_event.getCause()
  58