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|
#!/usr/bin/env bash
DEVICETREE=
KERNEL=
CMDLINE=
usage() {
echo "usage: $0 [OPTIONS]"
echo "This script uploads a kernel and optionally a devicetree"
echo "and a kernel commandline to barebox via DFU running the"
echo "'boot dfu' command."
echo "OPTIONS:"
echo " -k <kernel> kernelimage to upload"
echo " -d <dtb> devicetree binary blob to upload"
echo " -c \"cmdline\" kernel commandline"
echo " -h This help text"
exit 0
}
while getopts "k:d:c:h" opt
do
case "$opt" in
h)
usage
;;
d)
DEVICETREE="$OPTARG"
;;
k)
KERNEL="$OPTARG"
;;
c)
CMDLINE="$OPTARG"
;;
esac
done
dfu-util -D "${KERNEL}" -a kernel
if [ $? != 0 ]; then
echo "Failed to upload kernel"
exit 1
fi
if [ -n "$DEVICETREE" ]; then
dfu-util -D "${DEVICETREE}" -a dtb
if [ $? != 0 ]; then
echo "Failed to upload devicetree"
exit 1
fi
fi
if [ -n "$CMDLINE" ]; then
cmdlinefile=$(mktemp)
echo -e "$CMDLINE" > "${cmdlinefile}"
dfu-util -D "${cmdlinefile}" -a cmdline -R
result=$?
rm -f "${cmdlinefile}"
if [ $result != 0 ]; then
echo "Failed to upload cmdline"
exit 1
fi
fi
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