| # Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| from threading import Timer |
| import logging |
| import time |
| |
| from autotest_lib.client.common_lib import utils |
| from autotest_lib.server.cros.faft.firmware_test import FirmwareTest |
| |
| |
| def delayed(seconds): |
| def decorator(f): |
| def wrapper(*args, **kargs): |
| t = Timer(seconds, f, args, kargs) |
| t.start() |
| return wrapper |
| return decorator |
| |
| |
| class firmware_DevModeStress(FirmwareTest): |
| """ |
| Servo based, iterative developer firmware boot test. One iteration |
| of this test performs 2 reboots and 3 checks. |
| """ |
| version = 1 |
| |
| # Delay for waiting client to return before EC suspend |
| EC_SUSPEND_DELAY = 5 |
| |
| # Delay between EC suspend and wake |
| WAKE_DELAY = 5 |
| |
| @delayed(WAKE_DELAY) |
| def wake_by_power_button(self): |
| """Delay by WAKE_DELAY seconds and then wake DUT with power button.""" |
| self.servo.power_normal_press() |
| |
| def suspend_as_reboot(self, wake_func): |
| """ |
| Suspend DUT and also kill FAFT client so that this acts like a reboot. |
| |
| Args: |
| wake_func: A function that is called to wake DUT. Note that this |
| function must delay itself so that we don't wake DUT before |
| suspend_as_reboot returns. |
| """ |
| cmd = '(sleep %d; powerd_dbus_suspend) &' % self.EC_SUSPEND_DELAY |
| self.faft_client.system.run_shell_command(cmd) |
| self.faft_client.disconnect() |
| time.sleep(self.EC_SUSPEND_DELAY) |
| wake_func() |
| |
| def initialize(self, host, cmdline_args): |
| # Parse arguments from command line |
| dict_args = utils.args_to_dict(cmdline_args) |
| self.faft_iterations = int(dict_args.get('faft_iterations', 1)) |
| super(firmware_DevModeStress, self).initialize(host, cmdline_args) |
| self.setup_dev_mode(dev_mode=True) |
| self.setup_usbkey(usbkey=False) |
| |
| def run_once(self): |
| for i in xrange(self.faft_iterations): |
| logging.info('======== Running FAFT ITERATION %d/%s ========', |
| i + 1, self.faft_iterations) |
| logging.info("Verify dev mode.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '1', |
| 'mainfw_type': 'developer', |
| })) |
| self.reboot_warm(wait_for_dut_up=False) |
| self.wait_dev_screen_and_ctrl_d() |
| self.wait_for_client() |
| |
| logging.info("Verify dev mode after soft reboot.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '1', |
| 'mainfw_type': 'developer', |
| })) |
| self.do_reboot_action((self.suspend_as_reboot, |
| self.wake_by_power_button)) |
| self.wait_for_client() |
| |
| logging.info("Complete, final check for dev mode.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '1', |
| 'mainfw_type': 'developer', |
| })) |
