| # Copyright (c) 2011 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. |
| |
| import logging |
| |
| from autotest_lib.server.cros import vboot_constants as vboot |
| from autotest_lib.server.cros.faft.firmware_test import FirmwareTest |
| |
| |
| class firmware_RecoveryButton(FirmwareTest): |
| """ |
| Servo based recovery button test. |
| |
| This test requires a USB disk plugged-in, which contains a Chrome OS test |
| image (built by "build_image --test"). On runtime, this test emulates |
| recovery button pressed and reboots. It then triggers recovery mode by |
| unplugging and plugging in the USB disk and checks success of it. |
| """ |
| version = 1 |
| |
| def ensure_normal_boot(self): |
| """Ensure normal mode boot this time. |
| |
| If not, it may be a test failure during step 2, try to recover to |
| normal mode by setting no recovery mode and rebooting the machine. |
| """ |
| if not self.checkers.crossystem_checker( |
| {'mainfw_type': ('normal', 'developer')}): |
| self.servo.disable_recovery_mode() |
| self.reboot_warm() |
| |
| def initialize(self, host, cmdline_args, dev_mode=False, ec_wp=None): |
| super(firmware_RecoveryButton, self).initialize(host, cmdline_args, |
| ec_wp=ec_wp) |
| self.setup_dev_mode(dev_mode) |
| self.setup_usbkey(usbkey=True, host=False) |
| |
| def cleanup(self): |
| self.ensure_normal_boot() |
| super(firmware_RecoveryButton, self).cleanup() |
| |
| def run_once(self, dev_mode=False): |
| logging.info("Switch to recovery mode and reboot.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'mainfw_type': 'developer' if dev_mode else 'normal', |
| })) |
| self.enable_rec_mode_and_reboot() |
| # In the keyboard controlled recovery mode design, it doesn't |
| # require users to remove and insert the USB. |
| # |
| # In the old design, it checks: |
| # if dev_mode ON, directly boot to USB stick if presented; |
| # if dev_mode OFF, |
| # the old models need users to remove and insert the USB; |
| # the new models directly boot to the USB. |
| if not (self.faft_config.keyboard_dev or dev_mode): |
| self.wait_fw_screen_and_plug_usb() |
| self.wait_for_client(install_deps=True) |
| |
| logging.info("Expected recovery boot and reboot.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'mainfw_type': 'recovery', |
| 'recovery_reason': vboot.RECOVERY_REASON['RO_MANUAL'], |
| })) |
| self.reboot_warm() |
| |
| logging.info("Expected normal boot.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'mainfw_type': 'developer' if dev_mode else 'normal', |
| })) |
