ar71xx/image: provide lzma compressed elf kernel image

This will be used on the RB4xx/RB7xx/RB2011 boards.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 34272

target/linux/ar71xx/image/Makefile

@@ -192,6 +192,7 @@ define Image/BuildKernel
 	dd if=$(KDIR)/vmlinux.bin.gz of=$(VMLINUX).gz bs=65536 conv=sync
 	$(call MkuImage,gzip,,$(KDIR)/vmlinux.bin.gz,$(UIMAGE)-gzip.bin)
 	$(call MkuImage,lzma,,$(KDIR)/vmlinux.bin.lzma,$(UIMAGE)-lzma.bin)
+	cp $(KDIR)/loader-generic.elf $(VMLINUX)-lzma.elf
 	-mkdir -p $(KDIR_TMP)
 	$(call Image/Build/Initramfs)
 endef
@@ -945,6 +946,7 @@ endef
 define Image/Prepare
 	gzip -9 -c $(KDIR)/vmlinux > $(KDIR)/vmlinux.bin.gz
 	$(call CompressLzma,$(KDIR)/vmlinux,$(KDIR)/vmlinux.bin.lzma)
+	$(call Image/BuildLoader,generic,elf)
 	$(call Image/Build/Profile/$(if $(CONFIG_IB),Default,$(PROFILE)),loader)
 endef