sh: bzip2/lzma uImage support.

This builds on the bzip2/lzma zImage support change and wires it up for
uImages. Based on the blackfin implementation.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

3 files changed, 30 insertions, 18 deletions

diff --git a/arch/sh/boot/.gitignore b/arch/sh/boot/.gitignore
index aad5edd..541087d 100644
--- a/arch/sh/boot/.gitignore
+++ b/arch/sh/boot/.gitignore
@@ -1,4 +1,3 @@
 zImage
-vmlinux.srec
-uImage
-uImage.srec
+vmlinux*
+uImage*
diff --git a/arch/sh/boot/Makefile b/arch/sh/boot/Makefile
index 78efb04..dd2a852 100644
--- a/arch/sh/boot/Makefile
+++ b/arch/sh/boot/Makefile
@@ -20,7 +20,12 @@ CONFIG_BOOT_LINK_OFFSET	?= 0x00800000
 CONFIG_ZERO_PAGE_OFFSET	?= 0x00001000
 CONFIG_ENTRY_OFFSET	?= 0x00001000
 
-targets := zImage vmlinux.srec uImage uImage.srec
+suffix-$(CONFIG_KERNEL_GZIP)  := gz
+suffix-$(CONFIG_KERNEL_BZIP2) := bz2
+suffix-$(CONFIG_KERNEL_LZMA)  := lzma
+
+targets := zImage vmlinux.srec uImage uImage.srec uImage.gz uImage.bz2 uImage.lzma
+extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma
 subdir- := compressed
 
 $(obj)/zImage: $(obj)/compressed/vmlinux FORCE
@@ -40,9 +45,6 @@ KERNEL_MEMORY := $(shell /bin/bash -c 'printf "0x%08x" \
 		     $$[$(CONFIG_MEMORY_START)]')
 endif
 
-export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
-       CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET KERNEL_MEMORY
-
 KERNEL_LOAD	:= $(shell /bin/bash -c 'printf "0x%08x" \
 		     $$[$(CONFIG_PAGE_OFFSET)  + \
 			$(KERNEL_MEMORY) + \
@@ -55,19 +57,30 @@ KERNEL_ENTRY	:= $(shell /bin/bash -c 'printf "0x%08x" \
 
 quiet_cmd_uimage = UIMAGE  $@
       cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \
-		   -C gzip -a $(KERNEL_LOAD) -e $(KERNEL_ENTRY) \
+		   -C $(2) -a $(KERNEL_LOAD) -e $(KERNEL_ENTRY) \
 		   -n 'Linux-$(KERNELRELEASE)' -d $< $@
 
-$(obj)/uImage: $(obj)/vmlinux.bin.gz FORCE
-	$(call if_changed,uimage)
-	@echo '  Image $@ is ready'
-
 $(obj)/vmlinux.bin: vmlinux FORCE
 	$(call if_changed,objcopy)
 
 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
 	$(call if_changed,gzip)
 
+$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
+	$(call if_changed,bzip2)
+
+$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
+	$(call if_changed,lzma)
+
+$(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2
+	$(call if_changed,uimage,bzip2)
+
+$(obj)/uImage.gz: $(obj)/vmlinux.bin.gz
+	$(call if_changed,uimage,gzip)
+
+$(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma
+	$(call if_changed,uimage,lzma)
+
 OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec
 $(obj)/vmlinux.srec: $(obj)/compressed/vmlinux
 	$(call if_changed,objcopy)
@@ -76,5 +89,9 @@ OBJCOPYFLAGS_uImage.srec := -I binary -O srec
 $(obj)/uImage.srec: $(obj)/uImage
 	$(call if_changed,objcopy)
 
-clean-files	+= uImage uImage.srec vmlinux.srec \
-		   vmlinux.bin vmlinux.bin.gz
+$(obj)/uImage: $(obj)/uImage.$(suffix-y)
+	@ln -sf $(notdir $<) $@
+	@echo '  Image $@ is ready'
+
+export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
+       CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET KERNEL_MEMORY suffix-y
diff --git a/arch/sh/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile
index 3324019..b31618e 100644
--- a/arch/sh/boot/compressed/Makefile
+++ b/arch/sh/boot/compressed/Makefile
@@ -48,10 +48,6 @@ $(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE
 $(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE
 	$(call if_changed,lzma)
 
-suffix-$(CONFIG_KERNEL_GZIP)	:= gz
-suffix-$(CONFIG_KERNEL_BZIP2)	:= bz2
-suffix-$(CONFIG_KERNEL_LZMA)	:= lzma
-
 OBJCOPYFLAGS += -R .empty_zero_page
 
 LDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T