| # 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. |
| |
| from autotest_lib.server.cros import vboot_constants as vboot |
| from autotest_lib.server.cros.faft.faft_classes import FAFTSequence |
| |
| |
| class firmware_UserRequestRecovery(FAFTSequence): |
| """ |
| Servo based user request recovery boot 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 first requests |
| a recovery mode on next boot by setting the crossystem recovery_request |
| flag. 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 simply rebooting the machine. |
| """ |
| if not self.checkers.crossystem_checker( |
| {'mainfw_type': ('normal', 'developer')}): |
| self.run_faft_step({}) |
| |
| |
| def initialize(self, host, cmdline_args, dev_mode=False, ec_wp=None): |
| super(firmware_UserRequestRecovery, self).initialize(host, cmdline_args, |
| ec_wp=ec_wp) |
| self.setup_dev_mode(dev_mode) |
| self.setup_usbkey(usbkey=True, host=True) |
| |
| |
| def cleanup(self): |
| self.ensure_normal_boot() |
| super(firmware_UserRequestRecovery, self).cleanup() |
| |
| |
| def try_dev_switching_and_plug_usb(self, dev_mode): |
| """Try pressing Ctrl-D and enter to check its firmware behavior.""" |
| # Pressing Ctrl-D + Enter / Enter + Enter should not trigger |
| # dev / normal mode switching. |
| if self.faft_config.keyboard_dev: |
| self.wait_fw_screen_and_switch_keyboard_dev_mode(not dev_mode) |
| if not dev_mode: |
| self.wait_fw_screen_and_ctrl_d() |
| |
| self.wait_fw_screen_and_plug_usb() |
| |
| |
| def run_once(self, dev_mode=False): |
| self.register_faft_sequence(( |
| { # Step 1, request recovery boot |
| 'state_checker': (self.checkers.crossystem_checker, { |
| 'mainfw_type': 'developer' if dev_mode else 'normal', |
| }), |
| 'userspace_action': |
| (self.faft_client.system.request_recovery_boot), |
| 'firmware_action': (self.try_dev_switching_and_plug_usb, |
| dev_mode), |
| 'install_deps_after_boot': True, |
| }, |
| { # Step 2, expected recovery boot, request recovery again |
| 'state_checker': (self.checkers.crossystem_checker, { |
| 'mainfw_type': 'recovery', |
| 'recovery_reason' : vboot.RECOVERY_REASON['US_TEST'], |
| }), |
| 'userspace_action': |
| (self.faft_client.system.request_recovery_boot), |
| 'firmware_action': None if dev_mode else |
| self.wait_fw_screen_and_plug_usb, |
| }, |
| { # Step 3, expected recovery boot |
| 'state_checker': (self.checkers.crossystem_checker, { |
| 'mainfw_type': 'recovery', |
| 'recovery_reason' : vboot.RECOVERY_REASON['US_TEST'], |
| }), |
| }, |
| { # Step 4, expected normal boot |
| 'state_checker': (self.checkers.crossystem_checker, { |
| 'mainfw_type': 'developer' if dev_mode else 'normal', |
| }), |
| }, |
| )) |
| self.run_faft_sequence() |
