2018-11-06 15:00:26 -07:00
|
|
|
#!/bin/sh
|
|
|
|
|
<<'LICENSE'
|
|
|
|
|
Part of AREDN -- Used for creating Amateur Radio Emergency Data Networks
|
|
|
|
|
Copyright (C) 2018 Darryl Quinn
|
|
|
|
|
See Contributors file for additional contributors
|
|
|
|
|
|
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
|
|
|
it under the terms of the GNU General Public License as published by
|
|
|
|
|
the Free Software Foundation version 3 of the License.
|
|
|
|
|
|
|
|
|
|
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/>.
|
|
|
|
|
|
|
|
|
|
Additional Terms:
|
|
|
|
|
|
|
|
|
|
Additional use restrictions exist on the AREDN(TM) trademark and logo.
|
|
|
|
|
See AREDNLicense.txt for more info.
|
|
|
|
|
|
|
|
|
|
Attributions to the AREDN Project must be retained in the source code.
|
|
|
|
|
If importing this code into a new or existing project attribution
|
|
|
|
|
to the AREDN project must be added to the source code.
|
|
|
|
|
|
|
|
|
|
You must not misrepresent the origin of the material contained within.
|
|
|
|
|
|
|
|
|
|
Modified versions must be modified to attribute to the original source
|
|
|
|
|
and be marked in reasonable ways as differentiate it from the original
|
|
|
|
|
version.
|
|
|
|
|
|
|
|
|
|
LICENSE
|
|
|
|
|
|
|
|
|
|
export newval=$1
|
|
|
|
|
if [ -z "$newval" ]; then
|
|
|
|
|
echo "Syntax: $0 1 - turns USB on"
|
|
|
|
|
echo " $0 0 - turns USB off"
|
|
|
|
|
exit 2
|
|
|
|
|
fi
|
|
|
|
|
|
2022-12-22 13:22:49 -07:00
|
|
|
pinnum=$(jsonfilter -e '@.gpioswitch.usb_power_switch.pin' < /etc/board.json)
|
|
|
|
|
if [ "${pinnum}" != "" ]; then
|
|
|
|
|
pin="/sys/class/gpio/gpio${pinnum}"
|
|
|
|
|
if [ ! -d "${pin}" ]; then
|
|
|
|
|
echo "${pinnum}" > /sys/class/gpio/export
|
|
|
|
|
fi
|
2018-11-06 15:00:26 -07:00
|
|
|
else
|
2022-12-22 13:22:49 -07:00
|
|
|
pin=$(echo /sys/class/gpio/usb-powe*)
|
|
|
|
|
if [ "${pin}" = "/sys/class/gpio/usb-powe*" ]; then
|
|
|
|
|
echo "There are NO controllable USB ports defined for this device"
|
|
|
|
|
exit 1
|
|
|
|
|
fi
|
2018-11-06 15:00:26 -07:00
|
|
|
fi
|
2022-12-22 13:22:49 -07:00
|
|
|
|
|
|
|
|
active_low=$(cat ${pin}/active_low)
|
|
|
|
|
if [ "${active_low}" = "1" ]; then
|
|
|
|
|
newval=$((1 - ${newval}))
|
|
|
|
|
fi
|
|
|
|
|
|
|
|
|
|
if [ -e "${pin}/direction" ]; then
|
|
|
|
|
echo "out" > ${pin}/direction
|
|
|
|
|
fi
|
|
|
|
|
echo "${newval}" > ${pin}/value
|
|
|
|
|
exit 0
|
