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#!/bin/bash
#
# Copyright (C) 2010-2013 by Cloud Computing Center for Mobile Applications
# Industrial Technology Research Institute
#
# check_usb_port
# 1. Use dmesg command to gather USB information.
# 2. Criteria: USB version must be 2.0.
#
# Authors
# Nelson Chu <Nelson.Chu@itri.org.tw>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 3,
# as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
output=`dmesg |grep -i ehci_hcd:| awk '{print $5}'`
if [ "$output" == "2.0" ]; then
echo "Support USB 2.0 ports"
exit 0
fi
echo "Do not support USB 2.0 ports"
exit 1
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