mirror of https://github.com/aredn/aredn.git
55 lines
1.8 KiB
Plaintext
55 lines
1.8 KiB
Plaintext
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#!/bin/sh
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<<'LICENSE'
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Part of AREDN -- Used for creating Amateur Radio Emergency Data Networks
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Copyright (C) 2018 Darryl Quinn
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See Contributors file for additional contributors
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation version 3 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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Additional Terms:
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Additional use restrictions exist on the AREDN(TM) trademark and logo.
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See AREDNLicense.txt for more info.
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Attributions to the AREDN Project must be retained in the source code.
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If importing this code into a new or existing project attribution
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to the AREDN project must be added to the source code.
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You must not misrepresent the origin of the material contained within.
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Modified versions must be modified to attribute to the original source
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and be marked in reasonable ways as differentiate it from the original
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version.
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LICENSE
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export newval=$1
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if [ -z "$newval" ]; then
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echo "Syntax: $0 1 - turns USB on"
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echo " $0 0 - turns USB off"
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exit 2
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fi
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export pinnum=$(jsonfilter -e '@.gpioswitch.usb_power_switch.pin' < /etc/board.json)
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if [ -z "$pinnum" ]; then
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echo "There are NO controllable USB ports defined for this device"
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exit 1
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else
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export pin=$(echo "gpio${pinnum}")
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if [ ! -d /sys/class/gpio/$pin ]; then
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echo ${pinnum} > /sys/class/gpio/export
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fi
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echo ${newval} > /sys/class/gpio/${pin}/value
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exit 0
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fi
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