| # 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.client.common_lib import error |
| from autotest_lib.server.cros import vboot_constants as vboot |
| from autotest_lib.server.cros.faft.firmware_test import FirmwareTest |
| |
| |
| class firmware_DevTriggerRecovery(FirmwareTest): |
| """ |
| Servo based recovery boot test triggered by pressing enter at dev screen. |
| |
| This test requires a USB disk plugged-in, which contains a Chrome OS test |
| image (built by "build_image --test"). On runtime, this test changes dev |
| switch and reboot. It then presses the enter key at dev warning screen to |
| trigger recovery boot and checks the success of it. |
| """ |
| version = 1 |
| |
| # The devsw off->on transition states are different based on platforms. |
| # For Alex/ZGB, it is dev switch on but normal firmware boot. |
| # For other platforms, it is dev switch on and developer firmware boot. |
| def check_devsw_on_transition(self): |
| if self.faft_client.need_dev_transition: |
| return self.checkers.crossystem_checker({ |
| 'devsw_boot': '1', |
| 'mainfw_act': 'A', |
| 'mainfw_type': 'normal', |
| }) |
| else: |
| return self.checkers.crossystem_checker({ |
| 'devsw_boot': '1', |
| 'mainfw_act': 'A', |
| 'mainfw_type': 'developer', |
| }) |
| |
| # The devsw on->off transition states are different based on platforms. |
| # For Alex/ZGB, it is firmware B normal boot. Firmware A is still developer. |
| # For other platforms, it is directly firmware A normal boot. |
| def check_devsw_off_transition(self): |
| if self.faft_client.need_dev_transition: |
| return self.checkers.crossystem_checker({ |
| 'devsw_boot': '0', |
| 'mainfw_act': 'B', |
| 'mainfw_type': 'normal', |
| }) |
| else: |
| return self.checkers.crossystem_checker({ |
| 'devsw_boot': '0', |
| 'mainfw_act': 'A', |
| 'mainfw_type': 'normal', |
| }) |
| |
| def initialize(self, host, cmdline_args): |
| super(firmware_DevTriggerRecovery, self).initialize(host, cmdline_args) |
| self.switcher.setup_mode('normal') |
| self.setup_usbkey(usbkey=True, host=False) |
| |
| def run_once(self): |
| if self.faft_config.mode_switcher_type != 'physical_button_switcher': |
| raise error.TestNAError('This test is only valid in physical button' |
| 'controlled dev mode firmware.') |
| |
| logging.info("Enable dev mode.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '0', |
| 'mainfw_act': 'A', |
| 'mainfw_type': 'normal', |
| })) |
| self.servo.enable_development_mode() |
| self.switcher.mode_aware_reboot(wait_for_dut_up=False) |
| self.switcher.bypass_dev_mode() |
| self.switcher.wait_for_client() |
| |
| logging.info("Expected values based on platforms (see above), " |
| "run 'chromeos-firmwareupdate --mode todev && reboot', " |
| "and trigger recovery boot at dev screen. ") |
| self.check_state(self.check_devsw_on_transition) |
| self.faft_client.system.run_shell_command( |
| 'chromeos-firmwareupdate --mode todev && reboot') |
| # Ignore the default reboot_action here because the |
| # userspace_action (firmware updater) will reboot the system. |
| self.switcher.trigger_dev_to_rec() |
| self.switcher.wait_for_client() |
| |
| logging.info("Expected recovery boot and disable dev switch.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '1', |
| 'mainfw_type': 'recovery', |
| 'recovery_reason' : vboot.RECOVERY_REASON['RW_DEV_SCREEN'], |
| })) |
| self.servo.disable_development_mode() |
| self.switcher.mode_aware_reboot() |
| |
| logging.info("Expected values based on platforms (see above), " |
| "and run 'chromeos-firmwareupdate --mode tonormal && " |
| "reboot'") |
| self.check_state(self.check_devsw_off_transition) |
| self.faft_client.system.run_shell_command( |
| 'chromeos-firmwareupdate --mode tonormal && reboot') |
| self.switcher.wait_for_client() |
| |
| logging.info("Expected normal mode boot, done.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '0', |
| 'mainfw_act': 'A', |
| 'mainfw_type': 'normal', |
| })) |
