90 lines
3.7 KiB
Python
90 lines
3.7 KiB
Python
# Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import logging
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from autotest_lib.server.cros import vboot_constants as vboot
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from autotest_lib.server.cros.faft.firmware_test import FirmwareTest
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class firmware_UserRequestRecovery(FirmwareTest):
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"""
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Servo based user request recovery boot test.
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This test requires a USB disk plugged-in, which contains a Chrome OS test
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image (built by "build_image --test"). On runtime, this test first requests
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a recovery mode on next boot by setting the crossystem recovery_request
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flag. It then triggers recovery mode by unplugging and plugging in the USB
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disk and checks success of it.
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"""
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version = 1
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NEEDS_SERVO_USB = True
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def ensure_normal_boot(self):
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"""Ensure normal mode boot this time.
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If not, it may be a test failure during step 2, try to recover to
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normal mode by simply rebooting the machine.
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"""
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if not self.checkers.crossystem_checker(
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{'mainfw_type': ('normal', 'developer')}):
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self.switcher.mode_aware_reboot()
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def initialize(self, host, cmdline_args, dev_mode=False, ec_wp=None):
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super(firmware_UserRequestRecovery, self).initialize(host, cmdline_args,
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ec_wp=ec_wp)
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self.switcher.setup_mode('dev' if dev_mode else 'normal')
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self.setup_usbkey(usbkey=True, host=True)
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def cleanup(self):
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try:
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self.ensure_normal_boot()
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except Exception as e:
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logging.error("Caught exception: %s", str(e))
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super(firmware_UserRequestRecovery, self).cleanup()
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def run_once(self, dev_mode=False):
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"""Runs a single iteration of the test."""
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logging.info("Request recovery boot.")
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self.check_state((self.checkers.crossystem_checker, {
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'mainfw_type': 'developer' if dev_mode else 'normal',
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}))
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# Execute on DUT: crossystem recovery_request=193
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self.faft_client.system.request_recovery_boot()
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# Execute from desktop:
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# dut-control warm_reset:on sleep:0.5000 warm_reset:off
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self.switcher.simple_reboot()
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# DUT should be waiting for USB after reboot.
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# Connect servo USB to DUT and DUT should boot from USB.
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# dut-control usb_mux_sel1:dut_sees_usbkey
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# bypass_rec_mode will issue power_state:rec if host did not response in
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# delay_reboot_to_ping seconds, which may reset recovery_reason and
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# fail this tests.
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self.switcher.bypass_rec_mode()
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self.switcher.wait_for_client()
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logging.info("Expected recovery boot, request recovery again.")
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self.check_state((self.checkers.crossystem_checker, {
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'mainfw_type': 'recovery',
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'recovery_reason' : vboot.RECOVERY_REASON['US_TEST'],
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}))
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self.faft_client.system.request_recovery_boot()
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self.switcher.simple_reboot()
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self.switcher.bypass_rec_mode()
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self.switcher.wait_for_client()
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logging.info("Expected recovery boot.")
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self.check_state((self.checkers.crossystem_checker, {
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'mainfw_type': 'recovery',
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'recovery_reason' : vboot.RECOVERY_REASON['US_TEST'],
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}))
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self.switcher.mode_aware_reboot()
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logging.info("Expected normal boot.")
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self.check_state((self.checkers.crossystem_checker, {
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'mainfw_type': 'developer' if dev_mode else 'normal',
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}))
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