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author | Sascha Hauer <s.hauer@pengutronix.de> | 2014-10-17 15:36:39 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2014-11-04 12:18:55 +0100 |
commit | ccb281647704d6857d3491dc71746d2f7ce38fa7 (patch) | |
tree | 174abba08cfce552c97535d9c0abd1f8b32a99f5 /scripts/xz_wrap.sh | |
parent | 2f81d316d21113ab4288fbd3e84c03bf6f0c08ed (diff) | |
download | barebox-ccb281647704d6857d3491dc71746d2f7ce38fa7.tar.gz barebox-ccb281647704d6857d3491dc71746d2f7ce38fa7.tar.xz |
Add xz decompression support
This adds xz decompression support from the kernel. Both compressing
the barebox binary with xz and decompressing xz files on the commandline
is supported.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'scripts/xz_wrap.sh')
-rwxr-xr-x | scripts/xz_wrap.sh | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/scripts/xz_wrap.sh b/scripts/xz_wrap.sh new file mode 100755 index 0000000000..7a2d372f48 --- /dev/null +++ b/scripts/xz_wrap.sh @@ -0,0 +1,23 @@ +#!/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 |