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("-t", "--timing", action="store_true")
  15
  16 (options, args) = parser.parse_args()
  17
  18 if args:
  19     print "Error: script doesn't take any positional arguments"
  20     sys.exit(1)
  21
  22 # build configuration
  23 this_dir = os.path.dirname(__file__)
  24
  25 process = LiveProcess()
  26 process.executable = os.path.join(this_dir, options.cmd)
  27 process.cmd = options.cmd
  28
  29 magicbus = Bus()
  30 mem = PhysicalMemory()
  31
  32 if options.timing:
  33     cpu = TimingSimpleCPU()
  34 else:
  35     cpu = AtomicSimpleCPU()
  36 cpu.workload = process
  37 cpu.mem = magicbus
  38
  39 system = System(physmem = mem, cpu = cpu)
  40 system.c1 =  Connector(side_a = mem, side_b = magicbus)
  41 root = Root(system = system)
  42
  43 # instantiate configuration
  44 m5.instantiate(root)
  45
  46 # simulate until program terminates
  47 exit_event = m5.simulate()
  48
  49 print 'Exiting @', m5.curTick(), 'because', exit_event.getCause()
  50