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31 lines
1.2 KiB
31 lines
1.2 KiB
# Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import glob, logging, os
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from autotest_lib.client.bin import test, utils
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from autotest_lib.client.common_lib import error
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class hardware_RealtekCardReader(test.test):
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version = 1
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def run_once(self):
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# Look for the Realtek USB card reader.
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# This requires a plugged in SD card.
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lsusb_output = utils.system_output("lsusb -t")
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if not "Driver=ums-realtek" in lsusb_output:
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raise error.TestFail("The Realtek card reader USB device was not "
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"detected. This test requires an SD card to "
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"be inserted to detect the USB device.")
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blockdevs = glob.glob("/sys/block/*")
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for dev in blockdevs:
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removable = utils.read_one_line(os.path.join(dev, "removable"))
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if removable == "1":
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logging.info("Found removable block device %s", dev)
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return True
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raise error.TestFail("The card reader USB device was detected, but "
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"no removable block devices are seen.")
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