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
  10 # parse command-line arguments
  11 parser = optparse.OptionParser(option_list=m5.standardOptions)
  12
  13 parser.add_option("-c", "--cmd", default="hello")
  14 parser.add_option("-a", "--arch", choices=["Alpha", "Mips"], default="Alpha")
  15 parser.add_option("-t", "--timing", action="store_true")
  16
  17 (options, args) = parser.parse_args()
  18
  19 if args:
  20     print "Error: script doesn't take any positional arguments"
  21     sys.exit(1)
  22
  23 # build configuration
  24 this_dir = os.path.dirname(__file__)
  25
  26 print "arch =", options.arch
  27 process_class = eval(options.arch + "LiveProcess")
  28
  29 process = process_class()
  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 else:
  39     cpu = AtomicSimpleCPU()
  40 cpu.workload = process
  41 cpu.mem = magicbus
  42
  43 system = System(physmem = mem, cpu = cpu)
  44 system.c1 =  Connector(side_a = mem, side_b = magicbus)
  45 root = Root(system = system)
  46
  47 # instantiate configuration
  48 m5.instantiate(root)
  49
  50 # simulate until program terminates
  51 exit_event = m5.simulate()
  52
  53 print 'Exiting @', m5.curTick(), 'because', exit_event.getCause()
  54