31 lines
1.2 KiB
Python
31 lines
1.2 KiB
Python
# Copyright (c) 2010 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 glob, logging, os
|
|
|
|
from autotest_lib.client.bin import test, utils
|
|
from autotest_lib.client.common_lib import error
|
|
|
|
class hardware_RealtekCardReader(test.test):
|
|
version = 1
|
|
|
|
def run_once(self):
|
|
# Look for the Realtek USB card reader.
|
|
# This requires a plugged in SD card.
|
|
lsusb_output = utils.system_output("lsusb -t")
|
|
if not "Driver=ums-realtek" in lsusb_output:
|
|
raise error.TestFail("The Realtek card reader USB device was not "
|
|
"detected. This test requires an SD card to "
|
|
"be inserted to detect the USB device.")
|
|
|
|
blockdevs = glob.glob("/sys/block/*")
|
|
for dev in blockdevs:
|
|
removable = utils.read_one_line(os.path.join(dev, "removable"))
|
|
if removable == "1":
|
|
logging.info("Found removable block device %s", dev)
|
|
return True
|
|
|
|
raise error.TestFail("The card reader USB device was detected, but "
|
|
"no removable block devices are seen.")
|