From 50cfa79dcb91a7c40038b7a13b7e2242b541242f Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Fri, 14 Jan 2011 15:52:54 +0900 Subject: sh: support XZ-compressed kernel. Follow the x86 change and wire up support for the XZ decompressor. Signed-off-by: Paul Mundt --- arch/sh/Kconfig | 1 + arch/sh/Makefile | 3 ++- arch/sh/boot/Makefile | 11 +++++++++-- arch/sh/boot/compressed/Makefile | 4 +++- arch/sh/boot/compressed/misc.c | 4 ++++ 5 files changed, 19 insertions(+), 4 deletions(-) diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index fff252209f63..8d411bdca9b1 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -15,6 +15,7 @@ config SUPERH select HAVE_KERNEL_GZIP select HAVE_KERNEL_BZIP2 select HAVE_KERNEL_LZMA + select HAVE_KERNEL_XZ select HAVE_KERNEL_LZO select HAVE_SYSCALL_TRACEPOINTS select HAVE_REGS_AND_STACK_ACCESS_API diff --git a/arch/sh/Makefile b/arch/sh/Makefile index 9c8c6e1a2a15..e3d8170ad00b 100644 --- a/arch/sh/Makefile +++ b/arch/sh/Makefile @@ -200,7 +200,7 @@ endif libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y) libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y) -BOOT_TARGETS = uImage uImage.bz2 uImage.gz uImage.lzma uImage.lzo \ +BOOT_TARGETS = uImage uImage.bz2 uImage.gz uImage.lzma uImage.xz uImage.lzo \ uImage.srec uImage.bin zImage vmlinux.bin vmlinux.srec \ romImage PHONY += $(BOOT_TARGETS) @@ -230,5 +230,6 @@ define archhelp @echo '* uImage.gz - Kernel-only image for U-Boot (gzip)' @echo ' uImage.bz2 - Kernel-only image for U-Boot (bzip2)' @echo ' uImage.lzma - Kernel-only image for U-Boot (lzma)' + @echo ' uImage.xz - Kernel-only image for U-Boot (xz)' @echo ' uImage.lzo - Kernel-only image for U-Boot (lzo)' endef diff --git a/arch/sh/boot/Makefile b/arch/sh/boot/Makefile index 1ce63624c9b9..ba515d800245 100644 --- a/arch/sh/boot/Makefile +++ b/arch/sh/boot/Makefile @@ -24,12 +24,13 @@ suffix-y := bin suffix-$(CONFIG_KERNEL_GZIP) := gz suffix-$(CONFIG_KERNEL_BZIP2) := bz2 suffix-$(CONFIG_KERNEL_LZMA) := lzma +suffix-$(CONFIG_KERNEL_XZ) := xz suffix-$(CONFIG_KERNEL_LZO) := lzo targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz \ - uImage.bz2 uImage.lzma uImage.lzo uImage.bin + uImage.bz2 uImage.lzma uImage.xz uImage.lzo uImage.bin extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \ - vmlinux.bin.lzo + vmlinux.bin.xz vmlinux.bin.lzo subdir- := compressed romimage $(obj)/zImage: $(obj)/compressed/vmlinux FORCE @@ -76,6 +77,9 @@ $(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE $(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE $(call if_changed,lzma) +$(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE + $(call if_changed,xzkern) + $(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE $(call if_changed,lzo) @@ -88,6 +92,9 @@ $(obj)/uImage.gz: $(obj)/vmlinux.bin.gz $(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma $(call if_changed,uimage,lzma) +$(obj)/uImage.xz: $(obj)/vmlinux.bin.xz + $(call if_changed,uimage,xz) + $(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo $(call if_changed,uimage,lzo) diff --git a/arch/sh/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile index cfa5a087a886..e0b0293bae63 100644 --- a/arch/sh/boot/compressed/Makefile +++ b/arch/sh/boot/compressed/Makefile @@ -6,7 +6,7 @@ targets := vmlinux vmlinux.bin vmlinux.bin.gz \ vmlinux.bin.bz2 vmlinux.bin.lzma \ - vmlinux.bin.lzo \ + vmlinux.bin.xz vmlinux.bin.lzo \ head_$(BITS).o misc.o piggy.o OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/cache.o @@ -50,6 +50,8 @@ $(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE $(call if_changed,bzip2) $(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE $(call if_changed,lzma) +$(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) FORCE + $(call if_changed,xzkern) $(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE $(call if_changed,lzo) diff --git a/arch/sh/boot/compressed/misc.c b/arch/sh/boot/compressed/misc.c index 27140a6b365d..95470a472d2c 100644 --- a/arch/sh/boot/compressed/misc.c +++ b/arch/sh/boot/compressed/misc.c @@ -61,6 +61,10 @@ static unsigned long free_mem_end_ptr; #include "../../../../lib/decompress_unlzma.c" #endif +#ifdef CONFIG_KERNEL_XZ +#include "../../../../lib/decompress_unxz.c" +#endif + #ifdef CONFIG_KERNEL_LZO #include "../../../../lib/decompress_unlzo.c" #endif -- cgit v1.2.1