| # Copyright 2019 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 import utils |
| |
| AUTHOR = "Chrome OS Team" |
| NAME = "firmware_Fingerprint.RDP0" |
| PURPOSE = """ |
| Verify that we can read flash when RDP (readout protection) is set to level 0. |
| """ |
| CRITERIA = """ |
| Fails if the bytes that we read do not exactly match the firmware that was |
| flashed. |
| """ |
| ATTRIBUTES = "suite:fingerprint" |
| TIME = "SHORT" |
| TEST_CATEGORY = "Functional" |
| TEST_CLASS = "firmware" |
| TEST_TYPE = "server" |
| DEPENDENCIES = "servo_state:WORKING, fingerprint" |
| JOB_RETRIES = 0 |
| |
| DOC = """ |
| The test setup ensures that neither hardware or software write protect is |
| enabled, which means that RDP is set to level 0. The test script then reads the |
| flash and verifies that the bytes exactly match the originally flashed |
| firmware. |
| """ |
| |
| test_images = [ 'TEST_IMAGE_ORIGINAL' ] |
| |
| args_dict = utils.args_to_dict(args) |
| servo_args = hosts.CrosHost.get_servo_arguments(args_dict) |
| |
| def run(machine): |
| host = hosts.create_host(machine, servo_args=servo_args) |
| job.run_test("firmware_Fingerprint", host=host, |
| test_exe="rdp0.sh", |
| test_exe_args=test_images, |
| enable_hardware_write_protect=False, |
| enable_software_write_protect=False, |
| # This test requires a forced flash without entropy |
| # initialization to ensure that we get an exact match between |
| # the original firmware that was flashed and the value that is |
| # read. |
| force_firmware_flashing=True, |
| init_entropy=False) |
| |
| parallel_simple(run, machines) |
