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# Simple test script
#
# Alpha: "m5 test.py"
# MIPS: "m5 test.py -a Mips -c hello_mips"
import os, optparse, sys
import m5
from m5.objects import *
# parse command-line arguments
parser = optparse.OptionParser(option_list=m5.standardOptions)
parser.add_option("-c", "--cmd", default="hello")
parser.add_option("-t", "--timing", action="store_true")
(options, args) = parser.parse_args()
if args:
print "Error: script doesn't take any positional arguments"
sys.exit(1)
# build configuration
this_dir = os.path.dirname(__file__)
process = LiveProcess()
process.executable = os.path.join(this_dir, options.cmd)
process.cmd = options.cmd
magicbus = Bus()
mem = PhysicalMemory()
if options.timing:
cpu = TimingSimpleCPU()
else:
cpu = AtomicSimpleCPU()
cpu.workload = process
cpu.mem = magicbus
system = System(physmem = mem, cpu = cpu)
system.c1 = Connector(side_a = mem, side_b = magicbus)
root = Root(system = system)
# instantiate configuration
m5.instantiate(root)
# simulate until program terminates
exit_event = m5.simulate()
print 'Exiting @', m5.curTick(), 'because', exit_event.getCause()
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