48 lines
697 B
Bash
48 lines
697 B
Bash
#!/bin/bash
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usage() {
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cat >&2 <<EOF
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usage: $0 [enable|disable]
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EOF
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exit 1;
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}
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die() {
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echo $@ >&2
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exit 1;
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}
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LED=/sys/class/leds/led1/brightness
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MAXLED=/sys/class/leds/led1/max_brightness
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if [ $# -eq 1 ]; then
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[ -z "$1" ] && usage
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behavior=$1
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elif [ $# -gt 1 ]; then
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usage;
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elif [ -f /etc/default/odroid-led ]; then
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. /etc/default/odroid-led
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behavior=$LED_BOOT_BEHAVIOR
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auto_config=1
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else
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exit 1
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fi
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case "$behavior" in
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enable)
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[ -f $LED -a -f $MAXLED ] || die "LED control file can not be found"
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echo 0 > $LED
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cat $MAXLED > $LED
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;;
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disable)
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[ -f $LED ] || die "LED control file can not be found"
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echo 0 > $LED
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;;
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*)
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[ "$auto_config" ] || usage
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exit 0;
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;;
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esac
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