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# Copyright (c) 2012, 2019-2020 ARM Limited
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#
# The license below extends only to copyright in the software and shall
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# to a hardware implementation of the functionality of the software
# licensed hereunder. You may use the software subject to the license
# terms below provided that you ensure that this notice is replicated
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# Copyright (c) 2006-2007 The Regents of The University of Michigan
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# modification, are permitted provided that the following conditions are
# met: redistributions of source code must retain the above copyright
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# neither the name of the copyright holders nor the names of its
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import sys
import os
import os.path
from os.path import join as joinpath
import m5
def run_test(root):
"""Default run_test implementations. Scripts can override it."""
# instantiate configuration
m5.instantiate()
# simulate until program terminates
exit_event = m5.simulate()
print('Exiting @ tick', m5.curTick(), 'because', exit_event.getCause())
config = sys.argv[1]
os.environ['M5_PATH'] = sys.argv[2]
gem5_root = sys.argv[3]
# path setup
sys.path.append(joinpath(gem5_root, 'configs'))
tests_root = joinpath(gem5_root, 'tests')
sys.path.append(joinpath(tests_root, 'gem5', 'configs'))
exec(compile(open(config).read(), config, 'exec'))
system = root.system
system.readfile = os.path.join(gem5_root, 'configs', 'boot', 'halt.sh')
# The CPU can either be a list of CPUs or a single object.
if isinstance(system.cpu, list):
[ cpu.createThreads() for cpu in system.cpu ]
else:
system.cpu.createThreads()
# Since we're in batch mode, don't allow tcp socket connections
m5.disableAllListeners()
run_test(root)