diff options
| author | Christophe Leroy <christophe.leroy@c-s.fr> | 2019-06-14 13:16:24 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2019-07-04 19:06:38 +0300 |
| commit | 1cc9a21b0bb36debdf96dbcc4b139d6639373018 (patch) | |
| tree | 1facb9ac7c1f75511b0ca90fe05433ba6cffd108 /arch/powerpc/boot | |
| parent | fbded57c962e7c42c932e1a46c8d801441726662 (diff) | |
| download | linux-1cc9a21b0bb36debdf96dbcc4b139d6639373018.tar.xz | |
powerpc/boot: Add lzma support for uImage
This patch allows to generate lzma compressed uImage
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/boot')
| -rw-r--r-- | arch/powerpc/boot/Makefile | 2 | ||||
| -rwxr-xr-x | arch/powerpc/boot/wrapper | 5 |
2 files changed, 6 insertions, 1 deletions
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index 73d1f3562978..9b7b11a22925 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -22,6 +22,7 @@ all: $(obj)/zImage compress-$(CONFIG_KERNEL_GZIP) := CONFIG_KERNEL_GZIP compress-$(CONFIG_KERNEL_XZ) := CONFIG_KERNEL_XZ +compress-$(CONFIG_KERNEL_LZMA) := CONFIG_KERNEL_LZMA ifdef CROSS32_COMPILE BOOTCC := $(CROSS32_COMPILE)gcc @@ -257,6 +258,7 @@ endif compressor-$(CONFIG_KERNEL_GZIP) := gz compressor-$(CONFIG_KERNEL_XZ) := xz +compressor-$(CONFIG_KERNEL_LZMA) := lzma # args (to if_changed): 1 = (this rule), 2 = platform, 3 = dts 4=dtb 5=initrd quiet_cmd_wrap = WRAP $@ diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper index 4e9beecf2502..51dc42f5acbc 100755 --- a/arch/powerpc/boot/wrapper +++ b/arch/powerpc/boot/wrapper @@ -137,7 +137,7 @@ while [ "$#" -gt 0 ]; do -Z) shift [ "$#" -gt 0 ] || usage - [ "$1" != "gz" -o "$1" != "xz" -o "$1" != "none" ] || usage + [ "$1" != "gz" -o "$1" != "xz" -o "$1" != "lzma" -o "$1" != "none" ] || usage compression=".$1" uboot_comp=$1 @@ -374,6 +374,9 @@ if [ -z "$cacheit" -o ! -f "$vmz$compression" -o "$vmz$compression" -ot "$kernel .gz) gzip -n -f -9 "$vmz.$$" ;; + .lzma) + xz --format=lzma -f -6 "$vmz.$$" + ;; *) # drop the compression suffix so the stripped vmlinux is used compression= |