| # 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. |
| |
| import logging |
| import time |
| |
| from autotest_lib.client.common_lib import error |
| from autotest_lib.server import autotest |
| from autotest_lib.server.cros.faft.firmware_test import FirmwareTest |
| from autotest_lib.server.cros.faft.firmware_test import ConnectionError |
| from autotest_lib.server.cros.servo import servo |
| |
| |
| class firmware_ECWakeSource(FirmwareTest): |
| """ |
| Servo based EC wake source test. |
| """ |
| version = 1 |
| |
| # After suspending the device, wait this long before waking it again. |
| SUSPEND_WAIT_TIME_SECONDS = 5 |
| # Retries allowed for reaching S0ix|S3 after suspend and S0 after wake. |
| POWER_STATE_RETRY_COUNT = 10 |
| # The timeout (in seconds) to confirm the device is woken up from |
| # suspend mode. |
| RESUME_TIMEOUT = 60 |
| # Delay before the USB keyboard is seen by DUT after initialization |
| USB_PRESENT_DELAY = 1 |
| |
| def initialize(self, host, cmdline_args): |
| super(firmware_ECWakeSource, self).initialize(host, cmdline_args) |
| # Only run in normal mode |
| self.switcher.setup_mode('normal') |
| self.has_internal_display = host.has_internal_display() |
| |
| def cleanup(self): |
| # Restore the lid_open switch in case the test failed in the middle. |
| if self.check_ec_capability(['lid']): |
| self.servo.set('lid_open', 'yes') |
| super(firmware_ECWakeSource, self).cleanup() |
| |
| def hibernate_and_wake_by_power_button(self, host): |
| """Shutdown to G3/S5, hibernate EC, and then wake by power button.""" |
| is_ac = host.is_ac_connected() |
| self.run_shutdown_cmd() |
| if not self.wait_power_state(self.POWER_STATE_G3, |
| self.POWER_STATE_RETRY_COUNT): |
| raise error.TestFail('Platform failed to reach G3 state.') |
| |
| self.ec.send_command('hibernate') |
| time.sleep(self.WAKE_DELAY) |
| |
| # If AC is plugged during the test, the DUT would wake up right after |
| # entering hibernate mode. So skip the verification for EC console |
| # responsiveness. |
| if is_ac != True and self.is_ec_console_responsive(): |
| raise error.TestFail('The DUT is not in hibernate mode.') |
| self.servo.power_short_press() |
| self.switcher.wait_for_client() |
| |
| def is_ec_console_responsive(self): |
| """Test if EC console is responsive.""" |
| try: |
| self.ec.send_command_get_output('help', ['.*>']) |
| return True |
| except servo.UnresponsiveConsoleError: |
| return False |
| |
| def wake_by_lid_switch(self): |
| """Wake up the device by lid switch.""" |
| self.servo.set('lid_open', 'no') |
| time.sleep(self.LID_DELAY) |
| self.servo.set('lid_open', 'yes') |
| |
| def suspend_and_wake(self, suspend_func, wake_func): |
| """Suspend and then wake up the device. |
| |
| Args: |
| suspend_func: The method used to suspend the device |
| wake_func: The method used to resume the device |
| """ |
| suspend_func() |
| self.switcher.wait_for_client_offline() |
| if not self.wait_power_state(self.POWER_STATE_SUSPEND, |
| self.POWER_STATE_RETRY_COUNT): |
| raise error.TestFail('Platform failed to reach S0ix or S3 state.') |
| time.sleep(self.SUSPEND_WAIT_TIME_SECONDS); |
| wake_func() |
| if not self.wait_power_state(self.POWER_STATE_S0, |
| self.POWER_STATE_RETRY_COUNT): |
| raise error.TestFail('Platform failed to reach S0 state.') |
| self.switcher.wait_for_client(timeout=self.RESUME_TIMEOUT) |
| |
| def suspend_and_dont_wake(self, suspend_func, wake_func): |
| """Suspend and then check the the device doesn't wake up. |
| |
| Args: |
| suspend_func: The method used to suspend the device |
| wake_func: The method used to wake the device |
| """ |
| suspend_func() |
| self.switcher.wait_for_client_offline() |
| if not self.wait_power_state(self.POWER_STATE_SUSPEND, |
| self.POWER_STATE_RETRY_COUNT): |
| raise error.TestFail('Platform failed to reach S0ix or S3 state.') |
| time.sleep(self.SUSPEND_WAIT_TIME_SECONDS) |
| wake_func() |
| if self.wait_power_state(self.POWER_STATE_S0, |
| self.POWER_STATE_RETRY_COUNT): |
| raise error.TestFail('Platform woke up unexpectedly.') |
| else: |
| self.servo.power_normal_press() |
| if not self.wait_power_state(self.POWER_STATE_S0, |
| self.POWER_STATE_RETRY_COUNT): |
| raise error.TestFail('Platform failed to reach S0 state.') |
| self.switcher.wait_for_client(timeout=self.RESUME_TIMEOUT) |
| |
| def run_once(self, host): |
| """Runs a single iteration of the test.""" |
| # Login as a normal user and stay there, such that closing lid triggers |
| # suspend, instead of shutdown. |
| autotest_client = autotest.Autotest(host) |
| autotest_client.run_test('desktopui_SimpleLogin', |
| exit_without_logout=True) |
| original_boot_id = host.get_boot_id() |
| |
| # With no display connected, pressing the power button in suspend mode |
| # would lead to shutdown. |
| if self.has_internal_display: |
| logging.info('Suspend and wake by power button.') |
| self.suspend_and_wake(self.suspend, self.servo.power_normal_press) |
| |
| if not self.check_ec_capability(['keyboard']): |
| logging.info('The device has no internal keyboard. ' |
| 'Skip testing suspend/resume by internal keyboard.') |
| elif not self.ec.has_command('ksstate'): |
| logging.info('The device does not support the ksstate command. ' |
| 'Skip testing suspend/resume by internal keyboard.') |
| else: |
| result = self.ec.send_command_get_output( |
| 'ksstate', |
| ['Keyboard scan disable mask: 0x([0-9a-fA-F]{8})']) |
| kb_scan_disable_mask = int(result[0][1], 16) |
| if kb_scan_disable_mask == 0: |
| logging.info('Suspend and wake by internal key press.') |
| self.suspend_and_wake(self.suspend, |
| lambda: self.ec.key_press('<enter>')) |
| else: |
| logging.info('Tablet mode enabled; suspend and check device ' |
| 'does not wake by internal key press.') |
| self.suspend_and_dont_wake( |
| self.suspend, lambda: self.ec.key_press('<enter>')) |
| |
| if not self.faft_config.usb_hid_wake_enabled: |
| logging.info('Device does not support wake by USB HID. ' |
| 'Skip suspend and wake by USB HID key press.') |
| else: |
| logging.info('Suspend and wake by USB HID key press.') |
| |
| logging.debug('Initializing HID keyboard emulator.') |
| self.servo.set_nocheck('init_usb_keyboard', 'on') |
| time.sleep(self.USB_PRESENT_DELAY) |
| |
| try: |
| self.suspend_and_wake(self.suspend, |
| lambda:self.servo.set_nocheck('usb_keyboard_enter_key', |
| 'press')) |
| except ConnectionError: |
| raise error.TestFail( |
| 'USB HID suspend/resume fails. Maybe try to ' |
| 'update firmware for Atmel USB KB emulator by running ' |
| 'firmware_FlashServoKeyboardMap test and then try again?' |
| ) |
| |
| logging.debug('Turning off HID keyboard emulator.') |
| self.servo.set_nocheck('init_usb_keyboard', 'off') |
| |
| if not self.check_ec_capability(['lid']): |
| logging.info('The device has no lid. ' |
| 'Skip testing suspend/resume by lid switch.') |
| else: |
| logging.info('Suspend and wake by lid switch.') |
| self.suspend_and_wake(self.suspend, self.wake_by_lid_switch) |
| logging.info('Close lid to suspend and wake by lid switch.') |
| self.suspend_and_wake(lambda:self.servo.set('lid_open', 'no'), |
| self.wake_by_lid_switch) |
| |
| boot_id = host.get_boot_id() |
| if boot_id != original_boot_id: |
| raise error.TestFail('Different boot_id. Unexpected reboot.') |
| |
| if self.servo.main_device_is_ccd(): |
| logging.info('With CCD, we can\'t wake up the DUT from hibernate ' |
| 'by power button. Skip hibernate test.') |
| elif not self.faft_config.ec_has_hibernate_cmd: |
| logging.info('EC does not support hibernate. Skip hibernate test.') |
| elif not self.has_internal_display: |
| logging.info('For the form factors without internal display, ' |
| 'hibernate is not useful. Skip hibernate test.') |
| else: |
| logging.info('EC hibernate and wake by power button.') |
| self.hibernate_and_wake_by_power_button(host) |
