Messages in this thread Patch in this message | | | From | Christophe Leroy <> | Subject | [PATCH v2 4/4] powerpc/boot: Add lzo support for uImage | Date | Tue, 23 Apr 2019 14:20:44 +0000 (UTC) |
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This patch allows to generate lzo compressed uImage
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
--- v2: restore alphabetic order in Kconfig --- arch/powerpc/Kconfig | 1 + arch/powerpc/boot/Makefile | 2 ++ arch/powerpc/boot/wrapper | 5 ++++- 3 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index c9fd20988237..b5a3708a852d 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -202,6 +202,7 @@ config PPC select HAVE_KERNEL_BZIP2 if DEFAULT_UIMAGE 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 0a7f8c2dc8af..4675575774d7 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -24,6 +24,7 @@ compress-$(CONFIG_KERNEL_GZIP) := CONFIG_KERNEL_GZIP compress-$(CONFIG_KERNEL_XZ) := CONFIG_KERNEL_XZ compress-$(CONFIG_KERNEL_LZMA) := CONFIG_KERNEL_LZMA compress-$(CONFIG_KERNEL_BZIP2) := CONFIG_KERNEL_BZIP2 +compress-$(CONFIG_KERNEL_LZO) := CONFIG_KERNEL_LZO ifdef CROSS32_COMPILE BOOTCC := $(CROSS32_COMPILE)gcc @@ -261,6 +262,7 @@ compressor-$(CONFIG_KERNEL_GZIP) := gz compressor-$(CONFIG_KERNEL_XZ) := xz compressor-$(CONFIG_KERNEL_LZMA) := lzma compressor-$(CONFIG_KERNEL_BZIP2) := bz2 +compressor-$(CONFIG_KERNEL_LZO) := lzo # args (to if_changed): 1 = (this rule), 2 = platform, 3 = dts 4=dtb 5=initrd quiet_cmd_wrap = WRAP $@ diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper index d1384e8c0c6f..2fd3483f9d80 100755 --- a/arch/powerpc/boot/wrapper +++ b/arch/powerpc/boot/wrapper @@ -137,7 +137,7 @@ while [ "$#" -gt 0 ]; do -Z) shift [ "$#" -gt 0 ] || usage - [ "$1" != "gz" -o "$1" != "xz" -o "$1" != "lzma" -o "$1" != "bz2" -o "$1" != "none" ] || usage + [ "$1" != "gz" -o "$1" != "xz" -o "$1" != "lzma" -o "$1" != "bz2" -o "$1" != "lzo" -o "$1" != "none" ] || usage compression=".$1" uboot_comp=$1 @@ -383,6 +383,9 @@ if [ -z "$cacheit" -o ! -f "$vmz$compression" -o "$vmz$compression" -ot "$kernel .bz2) bzip2 -f "$vmz.$$" ;; + .lzo) + lzop -f -9 "$vmz.$$" + ;; *) # drop the compression suffix so the stripped vmlinux is used compression= -- 2.13.3
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