1# Copyright (c) 2012 The Chromium OS Authors. All rights reserved. 2# Use of this source code is governed by a BSD-style license that can be 3# found in the LICENSE file. 4 5from autotest_lib.server import utils 6 7AUTHOR = "Chrome OS Team" 8NAME = "firmware_ECWriteProtect.dev" 9PURPOSE = "Servo based EC write protect test" 10CRITERIA = "This test will fail if EC write protect misbehaved" 11ATTRIBUTES = "suite:faft, suite:faft_ec, suite:faft_ec_au_1, suite:faft_ec_au_2, suite:faft_ec_au_3, suite:faft_ec3po, suite:faft_ec_tot" 12TIME = "SHORT" 13TEST_CATEGORY = "Functional" 14TEST_CLASS = "firmware" 15TEST_TYPE = "server" 16DEPENDENCIES = "ec:cros" 17JOB_RETRIES = 4 18 19DOC = """ 20This test starts with RO normal mode and enables EC write protect. Software sync 21supposed to write protect the entire EC flash, so we expect the following 22write protect flags: 23 - wp_gpio_asserted 24 - ro_at_boot 25 - ro_now 26 - all_now 27These flags are checked under following situations: 28 - Cold reset. RO normal. 29 - Cold reset. Two stop. 30 - Cold reset by ectool. Two stop. 31At the end of the test, write protect is deactivated and firmware is restored to 32RO normal mode. 33""" 34 35args_dict = utils.args_to_dict(args) 36servo_args = hosts.CrosHost.get_servo_arguments(args_dict) 37 38def run_ecwriteprotect(machine): 39 host = hosts.create_host(machine, servo_args=servo_args) 40 job.run_test("firmware_ECWriteProtect", host=host, cmdline_args=args, 41 disable_sysinfo=True, dev_mode=True, tag="dev") 42 43parallel_simple(run_ecwriteprotect, machines) 44