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authorPaul Mundt <lethal@linux-sh.org>2010-01-13 13:29:19 +0900
committerPaul Mundt <lethal@linux-sh.org>2010-01-13 13:29:19 +0900
commitc7b16efb7d0c7fce218b2cdafa2432c5fbf57314 (patch)
treeb82e0aa1c50b9d0bf358b0c2050695e2c8094748 /arch/sh/boot
parent644755e7867710a23e6243dcc69cfc071985f560 (diff)
downloadop-kernel-dev-c7b16efb7d0c7fce218b2cdafa2432c5fbf57314.zip
op-kernel-dev-c7b16efb7d0c7fce218b2cdafa2432c5fbf57314.tar.gz
sh: Add support for LZO-compressed kernels.
Plugs in LZO along with the others. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/boot')
-rw-r--r--arch/sh/boot/Makefile21
-rw-r--r--arch/sh/boot/compressed/Makefile3
-rw-r--r--arch/sh/boot/compressed/misc.c4
3 files changed, 22 insertions, 6 deletions
diff --git a/arch/sh/boot/Makefile b/arch/sh/boot/Makefile
index cb8cf55..743ce0c 100644
--- a/arch/sh/boot/Makefile
+++ b/arch/sh/boot/Makefile
@@ -21,12 +21,15 @@ CONFIG_ZERO_PAGE_OFFSET ?= 0x00001000
CONFIG_ENTRY_OFFSET ?= 0x00001000
suffix-y := bin
-suffix-$(CONFIG_KERNEL_GZIP) := gz
-suffix-$(CONFIG_KERNEL_BZIP2) := bz2
-suffix-$(CONFIG_KERNEL_LZMA) := lzma
-
-targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz uImage.bz2 uImage.lzma uImage.bin
-extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma
+suffix-$(CONFIG_KERNEL_GZIP) := gz
+suffix-$(CONFIG_KERNEL_BZIP2) := bz2
+suffix-$(CONFIG_KERNEL_LZMA) := lzma
+suffix-$(CONFIG_KERNEL_LZO) := lzo
+
+targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz \
+ uImage.bz2 uImage.lzma uImage.lzo uImage.bin
+extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \
+ vmlinux.bin.lzo
subdir- := compressed romimage
$(obj)/zImage: $(obj)/compressed/vmlinux FORCE
@@ -80,6 +83,9 @@ $(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
$(call if_changed,lzma)
+$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
+ $(call if_changed,lzo)
+
$(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2
$(call if_changed,uimage,bzip2)
@@ -89,6 +95,9 @@ $(obj)/uImage.gz: $(obj)/vmlinux.bin.gz
$(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma
$(call if_changed,uimage,lzma)
+$(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo
+ $(call if_changed,uimage,lzo)
+
$(obj)/uImage.bin: $(obj)/vmlinux.bin
$(call if_changed,uimage,none)
diff --git a/arch/sh/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile
index 6182eca..6b95a2a 100644
--- a/arch/sh/boot/compressed/Makefile
+++ b/arch/sh/boot/compressed/Makefile
@@ -6,6 +6,7 @@
targets := vmlinux vmlinux.bin vmlinux.bin.gz \
vmlinux.bin.bz2 vmlinux.bin.lzma \
+ vmlinux.bin.lzo \
head_$(BITS).o misc.o piggy.o
OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/cache.o
@@ -47,6 +48,8 @@ $(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.lzo: $(vmlinux.bin.all-y) FORCE
+ $(call if_changed,lzo)
OBJCOPYFLAGS += -R .empty_zero_page
diff --git a/arch/sh/boot/compressed/misc.c b/arch/sh/boot/compressed/misc.c
index b51b1fc..4b319e9 100644
--- a/arch/sh/boot/compressed/misc.c
+++ b/arch/sh/boot/compressed/misc.c
@@ -62,6 +62,10 @@ static unsigned long free_mem_end_ptr;
#include "../../../../lib/decompress_unlzma.c"
#endif
+#ifdef CONFIG_KERNEL_LZO
+#include "../../../../lib/decompress_unlzo.c"
+#endif
+
#ifdef CONFIG_SH_STANDARD_BIOS
size_t strlen(const char *s)
{
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