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author | Christophe Leroy <christophe.leroy@c-s.fr> | 2019-06-14 10:16:25 +0000 |
---|---|---|
committer | Michael Ellerman <mpe@ellerman.id.au> | 2019-07-05 02:06:38 +1000 |
commit | 264bffad4d08f967ab3d6690bb15757a526b186a (patch) | |
tree | 1a0b286d3ee8847238308bcae19d9274ba94bfb6 | |
parent | 1cc9a21b0bb36debdf96dbcc4b139d6639373018 (diff) | |
download | linux-264bffad4d08f967ab3d6690bb15757a526b186a.tar.bz2 |
powerpc/boot: Add lzo support for uImage
This patch allows to generate lzo compressed uImage
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
-rw-r--r-- | arch/powerpc/Kconfig | 1 | ||||
-rw-r--r-- | arch/powerpc/boot/Makefile | 2 | ||||
-rwxr-xr-x | arch/powerpc/boot/wrapper | 5 |
3 files changed, 7 insertions, 1 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 016bd351e5fe..12cee37f15c4 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -199,6 +199,7 @@ config PPC select HAVE_IRQ_EXIT_ON_IRQ_STACK select HAVE_KERNEL_GZIP select HAVE_KERNEL_LZMA if DEFAULT_UIMAGE + select HAVE_KERNEL_LZO if DEFAULT_UIMAGE select HAVE_KERNEL_XZ if PPC_BOOK3S || 44x select HAVE_KPROBES select HAVE_KPROBES_ON_FTRACE diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index 9b7b11a22925..36fb51a9329f 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -23,6 +23,7 @@ all: $(obj)/zImage compress-$(CONFIG_KERNEL_GZIP) := CONFIG_KERNEL_GZIP compress-$(CONFIG_KERNEL_XZ) := CONFIG_KERNEL_XZ compress-$(CONFIG_KERNEL_LZMA) := CONFIG_KERNEL_LZMA +compress-$(CONFIG_KERNEL_LZO) := CONFIG_KERNEL_LZO ifdef CROSS32_COMPILE BOOTCC := $(CROSS32_COMPILE)gcc @@ -259,6 +260,7 @@ endif compressor-$(CONFIG_KERNEL_GZIP) := gz compressor-$(CONFIG_KERNEL_XZ) := xz compressor-$(CONFIG_KERNEL_LZMA) := lzma +compressor-$(CONFIG_KERNEL_LZO) := lzo # args (to if_changed): 1 = (this rule), 2 = platform, 3 = dts 4=dtb 5=initrd quiet_cmd_wrap = WRAP $@ diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper index 51dc42f5acbc..4ed18d63d892 100755 --- a/arch/powerpc/boot/wrapper +++ b/arch/powerpc/boot/wrapper @@ -137,7 +137,7 @@ while [ "$#" -gt 0 ]; do -Z) shift [ "$#" -gt 0 ] || usage - [ "$1" != "gz" -o "$1" != "xz" -o "$1" != "lzma" -o "$1" != "none" ] || usage + [ "$1" != "gz" -o "$1" != "xz" -o "$1" != "lzma" -o "$1" != "lzo" -o "$1" != "none" ] || usage compression=".$1" uboot_comp=$1 @@ -377,6 +377,9 @@ if [ -z "$cacheit" -o ! -f "$vmz$compression" -o "$vmz$compression" -ot "$kernel .lzma) xz --format=lzma -f -6 "$vmz.$$" ;; + .lzo) + lzop -f -9 "$vmz.$$" + ;; *) # drop the compression suffix so the stripped vmlinux is used compression= |