Orange Pi5 kernel

#!/bin/sh
# SPDX-License-Identifier: GPL-2.0-only
 
# bootconfig utility functions
 
XBC_TMPFILE=
XBC_BASEDIR=`dirname $0`
BOOTCONFIG=${BOOTCONFIG:=$XBC_BASEDIR/../bootconfig}
if [ ! -x "$BOOTCONFIG" ]; then
<------>BOOTCONFIG=`which bootconfig`
<------>if [ -z "$BOOTCONFIG" ]; then
<------><------>echo "Erorr: bootconfig command is not found" 1>&2
<------><------>exit 1
<------>fi
fi
 
xbc_cleanup() {
<------>if [ "$XBC_TMPFILE" ]; then
<------><------>rm -f "$XBC_TMPFILE"
<------>fi
}
 
xbc_init() { # bootconfig-file
<------>xbc_cleanup
<------>XBC_TMPFILE=`mktemp bconf-XXXX`
<------>trap xbc_cleanup EXIT TERM
 
<------>$BOOTCONFIG -l $1 > $XBC_TMPFILE || exit 1
}
 
nr_args() { # args
<------>echo $#
}
 
xbc_get_val() { # key [maxnum]
<------>if [ "$2" ]; then
<------><------>MAXOPT="-L $2"
<------>fi
<------>grep "^$1 =" $XBC_TMPFILE | cut -d= -f2- | \
<------><------>sed -e 's/", /" /g' -e "s/',/' /g" | \
<------><------>xargs $MAXOPT -n 1 echo
}
 
xbc_has_key() { # key
<------>grep -q "^$1 =" $XBC_TMPFILE
}
 
xbc_has_branch() { # prefix-key
<------>grep -q "^$1" $XBC_TMPFILE
}
 
xbc_subkeys() { # prefix-key depth
<------>__keys=`echo $1 | sed "s/\./ /g"`
<------>__s=`nr_args $__keys`
<------>grep "^$1" $XBC_TMPFILE | cut -d= -f1| cut -d. -f$((__s + 1))-$((__s + $2)) | uniq
}