mirror of
https://github.com/cirosantilli/linux-kernel-module-cheat.git
synced 2026-01-23 02:05:57 +01:00
30 lines
648 B
Bash
Executable File
30 lines
648 B
Bash
Executable File
#!/bin/sh
|
|
# ARM only.
|
|
# https://raspberrypi.stackexchange.com/questions/56373/is-it-possible-to-get-the-state-of-the-leds-and-gpios-in-a-qemu-emulation-like-t/69267#69267
|
|
set -e
|
|
cd /sys/class/gpio
|
|
echo 480 > export
|
|
echo 481 > export
|
|
echo 482 > export
|
|
echo 488 > export
|
|
echo 496 > export
|
|
echo out > gpio480/direction
|
|
echo out > gpio481/direction
|
|
echo out > gpio482/direction
|
|
echo out > gpio488/direction
|
|
echo out > gpio496/direction
|
|
v=1
|
|
while true; do
|
|
echo $v > gpio480/value
|
|
echo $v > gpio481/value
|
|
echo $v > gpio482/value
|
|
echo $v > gpio488/value
|
|
echo $v > gpio496/value
|
|
if [ $v -eq 1 ]; then
|
|
v=0
|
|
else
|
|
v=1
|
|
fi
|
|
sleep 1
|
|
done
|