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Commit 8c441a57 authored by Kumar Gala's avatar Kumar Gala Committed by Paul Mackerras
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[PATCH] powerpc: Add support for building uImages 



powerpc: Add support for building uImages

Add support to build a kernel image bootable by u-boot.
Most of the makefile foo is taken from arch/ppc/boot/images/Makefile

Signed-off-by: default avatarKumar Gala <galak@kernel.crashing.org>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 1d7a6b97

arch/powerpc/Makefile

+1 −1
Original line number Original line Diff line number Diff line
@@ -151,7 +151,7 @@ CPPFLAGS_vmlinux.lds := -Upowerpc 
# All the instructions talk about "make bzImage".

# All the instructions talk about "make bzImage".

bzImage: zImage

bzImage: zImage





BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd vmlinux.sm

BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd vmlinux.sm uImage





.PHONY: $(BOOT_TARGETS)

.PHONY: $(BOOT_TARGETS)

arch/powerpc/boot/Makefile

+30 −0
Original line number Original line Diff line number Diff line
@@ -143,6 +143,36 @@ $(obj)/zImage.initrd: $(obj)/zImage.initrd.vmode $(obj)/addnote 
	@cp -f $< $@

	@cp -f $< $@

	$(call if_changed,addnote)

	$(call if_changed,addnote)





#-----------------------------------------------------------

# build u-boot images

#-----------------------------------------------------------

quiet_cmd_mygzip = GZIP $@

cmd_mygzip = gzip -f -9 < $< > $@.$$$$ && mv $@.$$$$ $@



quiet_cmd_objbin = OBJCOPY $@

      cmd_objbin = $(OBJCOPY) -O binary $< $@



quiet_cmd_uimage = UIMAGE $@

      cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A ppc -O linux -T kernel \

               -C gzip -a 00000000 -e 00000000 -n 'Linux-$(KERNELRELEASE)' \

               -d $< $@



MKIMAGE		:= $(srctree)/scripts/mkuboot.sh

targets		+= uImage

extra-y		+= vmlinux.bin vmlinux.gz



$(obj)/vmlinux.bin: vmlinux FORCE

	$(call if_changed,objbin)



$(obj)/vmlinux.gz: $(obj)/vmlinux.bin FORCE

	$(call if_changed,mygzip)



$(obj)/uImage: $(obj)/vmlinux.gz

	$(Q)rm -f $@

	$(call if_changed,uimage)

	@echo -n '  Image: $@ '

	@if [ -f $@ ]; then echo 'is ready' ; else echo 'not made'; fi



install: $(CONFIGURE) $(BOOTIMAGE)

install: $(CONFIGURE) $(BOOTIMAGE)

	sh -x $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" vmlinux System.map "$(INSTALL_PATH)" "$(BOOTIMAGE)"

	sh -x $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" vmlinux System.map "$(INSTALL_PATH)" "$(BOOTIMAGE)"