1# Copyright (c) 2016 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_EmmcWriteLoad" 9PURPOSE = "To ensure eMMC functions properly during heavy loads." 10CRITERIA = "This test will fail if eMMC timesout and chromeos install fails." 11ATTRIBUTES = "suite:faft_stress" 12TIME = "LONG" 13TEST_CATEGORY = "Stress" 14TEST_CLASS = "firmware" 15TEST_TYPE = "server" 16 17 18DOC = """ 19This test requires a USB disk plugged-in, which contains a Chrome OS test 20image (built by "build_image test"). On runtime, this test first switches 21DUT to developer mode. When dev_boot_usb=0, pressing Ctrl-U on developer 22screen should not boot the USB disk. When dev_boot_usb=1, pressing Ctrl-U 23should boot the USB disk. It will then continually install chromeos while 24monitoring dmesg for errors. 25 26The length of time in minutes should be specified by the parameter 27-a 'minutes_to_run=240' 28""" 29 30args_dict = utils.args_to_dict(args) 31servo_args = hosts.CrosHost.get_servo_arguments(args_dict) 32 33def run_emmcwriteload(machine): 34 host = hosts.create_host(machine, servo_args=servo_args) 35 job.run_test("firmware_EmmcWriteLoad", host=host, cmdline_args=args, 36 disable_sysinfo=True, dev_mode=True, tag="dev") 37 38parallel_simple(run_emmcwriteload, machines) 39