Traceback (most recent call last):
  File "<string>", line 1, in ?
  File "build/ALPHA_SE/python/m5/main.py", line 314, in main
    execfile(sys.argv[0], scope)
  File "tests/run.py", line 18, in ?
    execfile(os.path.join(tests_root, 'configs', config + '.py'))
  File "tests/configs/simple-timing.py", line 13, in ?
    MyCache(size = '2MB'))
  File "build/ALPHA_SE/python/m5/objects/BaseCPU.py", line 52, in addTwoLevelCacheHierarchy
    self.l2cache.cpu_side = toL2Bus.port
NameError: global name 'toL2Bus' is not defined