| #!/usr/bin/python |
| # |
| # Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import logging, os |
| from autotest_lib.client.bin import test, utils |
| from autotest_lib.client.common_lib import error |
| |
| class security_SMMLocked(test.test): |
| """ |
| Verify SMM has SMRAM unmapped and that the SMM registers are locked. |
| """ |
| version = 1 |
| executable = 'smm' |
| |
| def setup(self): |
| os.chdir(self.srcdir) |
| utils.make(self.executable) |
| |
| def run_once(self): |
| cpu_arch = utils.get_cpu_arch() |
| if cpu_arch == "arm": |
| logging.debug('ok: skipping SMM test for %s.', cpu_arch) |
| return |
| |
| r = utils.run("%s/%s" % (self.srcdir, self.executable), |
| stdout_tee=utils.TEE_TO_LOGS, |
| stderr_tee=utils.TEE_TO_LOGS, |
| ignore_status=True) |
| if r.exit_status != 0 or len(r.stderr) > 0: |
| raise error.TestFail(r.stderr) |
| if 'skipping' in r.stdout: |
| logging.debug(r.stdout) |
| return |
| if 'ok' not in r.stdout: |
| raise error.TestFail(r.stdout) |