linux/scripts/xz_wrap.sh at master · fabgithub/linux · GitHub

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#!/bin/sh

# This is a wrapper for xz to compress the kernel image using appropriate

# compression options depending on the architecture.

# Author: Lasse Collin <lasse.collin@tukaani.org>

# This file has been put into the public domain.

# You can do whatever you want with this file.

BCJ=

LZMA2OPTS=

case $SRCARCH in

x86) BCJ=--x86 ;;

powerpc) BCJ=--powerpc ;;

ia64) BCJ=--ia64; LZMA2OPTS=pb=4 ;;

arm) BCJ=--arm ;;

sparc) BCJ=--sparc ;;

esac

exec xz --check=crc32 $BCJ --lzma2=$LZMA2OPTS,dict=32MiB