[PATCH v1 1/4] powerpc/boot: don't force gzipped uImage

From: Christophe Leroy
Date: Fri Mar 29 2019 - 04:40:39 EST


This patch modifies the generation of uImage by handing over
the selected compression type instead of forcing gzip

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx>
---
arch/powerpc/boot/wrapper | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper
index f9141eaec6ff..4e9beecf2502 100755
--- a/arch/powerpc/boot/wrapper
+++ b/arch/powerpc/boot/wrapper
@@ -41,6 +41,7 @@ dts=
cacheit=
binary=
compression=.gz
+uboot_comp=gzip
pie=
format=

@@ -131,6 +132,7 @@ while [ "$#" -gt 0 ]; do
;;
-z)
compression=.gz
+ uboot_comp=gzip
;;
-Z)
shift
@@ -138,15 +140,21 @@ while [ "$#" -gt 0 ]; do
[ "$1" != "gz" -o "$1" != "xz" -o "$1" != "none" ] || usage

compression=".$1"
+ uboot_comp=$1

if [ $compression = ".none" ]; then
compression=
+ uboot_comp=none
fi
+ if [ $uboot_comp = "gz" ]; then
+ uboot_comp=gzip
+ fi
;;
--no-gzip)
# a "feature" of the the wrapper script is that it can be used outside
# the kernel tree. So keeping this around for backwards compatibility.
compression=
+ uboot_comp=none
;;
-?)
usage
@@ -369,6 +377,7 @@ if [ -z "$cacheit" -o ! -f "$vmz$compression" -o "$vmz$compression" -ot "$kernel
*)
# drop the compression suffix so the stripped vmlinux is used
compression=
+ uboot_comp=none
;;
esac

@@ -412,7 +421,7 @@ membase=`${CROSS}objdump -p "$kernel" | grep -m 1 LOAD | awk '{print $7}'`
case "$platform" in
uboot)
rm -f "$ofile"
- ${MKIMAGE} -A ppc -O linux -T kernel -C gzip -a $membase -e $membase \
+ ${MKIMAGE} -A ppc -O linux -T kernel -C $uboot_comp -a $membase -e $membase \
$uboot_version -d "$vmz" "$ofile"
if [ -z "$cacheit" ]; then
rm -f "$vmz"
--
2.13.3