xref: /linux/scripts/xz_wrap.sh (revision 64167246791eb38af4cbe8bc93fc2701c71fd17e)
1#!/bin/sh
2# SPDX-License-Identifier: 0BSD
3#
4# This is a wrapper for xz to compress the kernel image using appropriate
5# compression options depending on the architecture.
6#
7# Author: Lasse Collin <lasse.collin@tukaani.org>
8
9BCJ=
10LZMA2OPTS=
11
12case $SRCARCH in
13	x86)            BCJ=--x86 ;;
14	powerpc)        BCJ=--powerpc ;;
15	arm)            BCJ=--arm ;;
16	sparc)          BCJ=--sparc ;;
17esac
18
19exec $XZ --check=crc32 $BCJ --lzma2=$LZMA2OPTS,dict=32MiB
20