pmaports/main/postmarketos-base/rootfs-usr-lib-firmwareload.sh

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#!/bin/sh
FIRMWARE_DIRS="/lib/firmware /lib/firmware/postmarketos"
exec >>/var/log/firmwareload.log 2>&1
if [ ! -e "/sys/$DEVPATH/loading" ]; then
echo "firmware loader misses sysfs directory"
exit 1
fi
for DIR in $FIRMWARE_DIRS; do
[ -e "$DIR/$FIRMWARE" ] || continue
echo "loading $DIR/$FIRMWARE"
echo 1 > "/sys/$DEVPATH/loading"
cat "$DIR/$FIRMWARE" > "/sys/$DEVPATH/data"
echo 0 > "/sys/$DEVPATH/loading"
exit 0
done
# shellcheck disable=SC2039
echo -1 > "/sys/$DEVPATH/loading"
echo "cannot find firmware file '$FIRMWARE'"
exit 1