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| 1 # Copyright (c) 2010 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 |
| 5 import glob, logging, os |
| 6 |
| 7 from autotest_lib.client.bin import test, utils |
| 8 from autotest_lib.client.common_lib import error |
| 9 |
| 10 class hardware_RealtekCardReader(test.test): |
| 11 version = 1 |
| 12 |
| 13 def run_once(self): |
| 14 # Look for the Realtek USB card reader. |
| 15 # This requires a plugged in SD card. |
| 16 lsusb_output = utils.system_output("lsusb") |
| 17 if not "0bda:0138 Realtek" in lsusb_output: |
| 18 raise error.TestFail("The Realtek card reader USB device was not " |
| 19 "detected. This test requires an SD card to " |
| 20 "be inserted to detect the USB device.") |
| 21 |
| 22 blockdevs = glob.glob("/sys/block/*") |
| 23 for dev in blockdevs: |
| 24 removable = utils.read_one_line(os.path.join(dev, "removable")) |
| 25 if removable == "1": |
| 26 logging.info("Found removable block device %s", dev) |
| 27 return True |
| 28 |
| 29 raise error.TestFail("The card reader USB device was detected, but " |
| 30 "no removable block devices are seen.") |
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