Root/scripts/xz_wrap.sh

Source at commit cdde9cf73945d547acd3e96f9508c79e84ad0bf1 created 9 years 4 months ago.
By Maarten ter Huurne, MMC: JZ4740: Added support for CPU frequency changing
1#!/bin/sh
2#
3# This is a wrapper for xz to compress the kernel image using appropriate
4# compression options depending on the architecture.
5#
6# Author: Lasse Collin <lasse.collin@tukaani.org>
7#
8# This file has been put into the public domain.
9# You can do whatever you want with this file.
10#
11
12BCJ=
13LZMA2OPTS=
14
15case $SRCARCH in
16    x86) BCJ=--x86 ;;
17    powerpc) BCJ=--powerpc ;;
18    ia64) BCJ=--ia64; LZMA2OPTS=pb=4 ;;
19    arm) BCJ=--arm ;;
20    sparc) BCJ=--sparc ;;
21esac
22
23exec xz --check=crc32 $BCJ --lzma2=$LZMA2OPTS,dict=32MiB
24

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