xref: /gem5/tests/gem5/fs/linux/arm/run.py

# Copyright (c) 2012, 2019 ARM Limited
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# Copyright (c) 2006-2007 The Regents of The University of Michigan
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# met: redistributions of source code must retain the above copyright
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# this software without specific prior written permission.
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# Authors: Steve Reinhardt
#          Nikos Nikoleris

from __future__ import print_function

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'] = os.path.dirname(__file__)

# path setup
gem5_root = joinpath(os.path.dirname(__file__), '..', '..', '..', '..', '..')
sys.path.append(joinpath(gem5_root, 'configs'))
tests_root = joinpath(gem5_root, 'tests')
sys.path.append(joinpath(tests_root, 'configs'))

exec(compile(open(config).read(), config, 'exec'))

system = root.system
system.readfile = os.path.join(tests_root, '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)