| # 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 |
| import time |
| import sys |
| |
| from autotest_lib.client.common_lib import error |
| from autotest_lib.server.cros.faft.firmware_test import FirmwareTest |
| |
| |
| class firmware_FwScreenPressPower(FirmwareTest): |
| """ |
| Servo based power button triggered shutdown test during firmware screens. |
| |
| This test requires a USB disk plugged-in, which contains a Chrome OS test |
| image (built by "build_image --test"). On runtime, this test triggers |
| firmware screens (developer, remove, insert, yuck, and to_norm screens), |
| and then presses the power button in order to power the machine down. |
| """ |
| version = 1 |
| |
| SHORT_SHUTDOWN_CONFIRMATION_PERIOD = 0.1 |
| |
| def wait_fw_screen_and_press_power(self): |
| """Wait for firmware warning screen and press power button.""" |
| time.sleep(self.faft_config.firmware_screen) |
| # While the firmware screen, the power button probing loop sleeps |
| # 0.25 second on every scan. Use the normal delay (1.2 second) for |
| # power press. |
| self.servo.power_normal_press() |
| |
| def wait_longer_fw_screen_and_press_power(self): |
| """Wait for firmware screen without timeout and press power button.""" |
| time.sleep(self.faft_config.dev_screen_timeout) |
| self.wait_fw_screen_and_press_power() |
| |
| def wait_second_screen_and_press_power(self): |
| """Wait and trigger a second screen and press power button.""" |
| self.switcher.trigger_dev_to_rec() |
| self.wait_fw_screen_and_press_power() |
| |
| def wait_yuck_screen_and_press_power(self): |
| """Insert corrupted USB for yuck screen and press power button.""" |
| # This USB stick will be removed in cleanup phase. |
| self.servo.switch_usbkey('dut') |
| time.sleep(self.faft_config.usb_plug) |
| self.wait_longer_fw_screen_and_press_power() |
| |
| def initialize(self, host, cmdline_args): |
| super(firmware_FwScreenPressPower, self).initialize(host, cmdline_args) |
| self.assert_test_image_in_usb_disk() |
| self.switcher.setup_mode('dev') |
| self.servo.switch_usbkey('host') |
| usb_dev = self.servo.probe_host_usb_dev() |
| # Corrupt the kernel of USB stick. It is needed for triggering a |
| # yuck screen later. |
| self.corrupt_usb_kernel(usb_dev) |
| |
| def cleanup(self): |
| try: |
| self.servo.switch_usbkey('host') |
| usb_dev = self.servo.probe_host_usb_dev() |
| # Restore the kernel of USB stick which is corrupted on setup phase. |
| self.restore_usb_kernel(usb_dev) |
| except Exception as e: |
| logging.error("Caught exception: %s", str(e)) |
| super(firmware_FwScreenPressPower, self).cleanup() |
| |
| def run_once(self): |
| if (self.faft_config.fw_bypasser_type != 'ctrl_d_bypasser' |
| and self.faft_config.fw_bypasser_type != 'tablet_detachable_bypasser'): |
| raise error.TestNAError("This test is only valid on devices with " |
| "screens.") |
| if not self.faft_config.has_powerbutton: |
| raise error.TestNAError("This test is only valid on devices with " |
| "power button.") |
| |
| logging.info("Expected dev mode and reboot. " |
| "When the next DEVELOPER SCREEN shown, press power button " |
| "to make DUT shutdown.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '1', |
| 'mainfw_type': 'developer', |
| })) |
| self.switcher.simple_reboot() |
| self.run_shutdown_process(self.wait_fw_screen_and_press_power, |
| post_power_action=self.switcher.bypass_dev_mode) |
| self.switcher.wait_for_client() |
| |
| logging.info("Reboot. When the developer screen shown, press " |
| "enter key to trigger either TO_NORM screen (new) or " |
| "RECOVERY INSERT screen (old). Then press power button to " |
| "make DUT shutdown.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '1', |
| 'mainfw_type': 'developer', |
| })) |
| self.switcher.simple_reboot() |
| self.run_shutdown_process(self.wait_second_screen_and_press_power, |
| post_power_action=self.switcher.bypass_dev_mode, |
| shutdown_timeout=self.SHORT_SHUTDOWN_CONFIRMATION_PERIOD) |
| self.switcher.wait_for_client() |
| |
| logging.info("Request recovery boot. When the RECOVERY INSERT " |
| "screen shows, press power button to make DUT shutdown.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '1', |
| 'mainfw_type': 'developer', |
| })) |
| self.faft_client.system.request_recovery_boot() |
| self.switcher.simple_reboot() |
| self.run_shutdown_process(self.wait_longer_fw_screen_and_press_power, |
| post_power_action=self.switcher.bypass_dev_mode, |
| shutdown_timeout=self.SHORT_SHUTDOWN_CONFIRMATION_PERIOD) |
| self.switcher.wait_for_client() |
| |
| logging.info("Request recovery boot again. When the recovery " |
| "insert screen shows, insert a corrupted USB and trigger " |
| "a YUCK SCREEN. Then press power button to " |
| "make DUT shutdown.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '1', |
| 'mainfw_type': 'developer', |
| })) |
| self.faft_client.system.request_recovery_boot() |
| self.switcher.simple_reboot() |
| self.run_shutdown_process(self.wait_yuck_screen_and_press_power, |
| post_power_action=self.switcher.bypass_dev_mode, |
| shutdown_timeout=self.SHORT_SHUTDOWN_CONFIRMATION_PERIOD) |
| self.switcher.wait_for_client() |
| |
| logging.info("Switch back to normal mode.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '1', |
| 'mainfw_type': 'developer', |
| })) |
| self.switcher.reboot_to_mode(to_mode='normal') |
| |
| logging.info("Expected normal mode and request recovery boot. " |
| "Because an USB stick is inserted, a RECOVERY REMOVE " |
| "screen shows. Press power button to make DUT shutdown.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '0', |
| 'mainfw_type': 'normal', |
| })) |
| self.faft_client.system.request_recovery_boot() |
| self.switcher.simple_reboot() |
| self.run_shutdown_process(self.wait_longer_fw_screen_and_press_power, |
| shutdown_timeout=self.SHORT_SHUTDOWN_CONFIRMATION_PERIOD) |
| self.switcher.wait_for_client() |
| |
| logging.info("Check and done.") |
| self.check_state((self.checkers.crossystem_checker, { |
| 'devsw_boot': '0', |
| 'mainfw_type': 'normal', |
| })) |
