backfire: ar71xx: create separate 'factory' and 'sysupgrade' images for the WRT160NL (backport of r21168)

The 'factory' image requires the garbage at the end of the image.
Flashing from the original web interface does not work without that.


git-svn-id: svn://svn.openwrt.org/openwrt/branches/backfire@21223 3c298f89-4303-0410-b956-a3cf2f4a3e73

target/linux/ar71xx/image/Makefile

@@ -299,7 +299,10 @@ define Image/Build/CyberTAN
 		-x 32 -a 0x10000 -x -32 -f $(KDIR)/root.$(1)
 	-$(STAGING_DIR_HOST)/bin/addpattern -B $(2) -v v$(4) \
 		-i $(KDIR)/image.tmp \
-		-o $(call imgname,$(1),$(2)).bin
+		-o $(call imgname,$(1),$(2))-sysupgrade.bin
+	-$(STAGING_DIR_HOST)/bin/addpattern -B $(2) -v v$(4) -g \
+		-i $(KDIR)/image.tmp \
+		-o $(call imgname,$(1),$(2))-factory.bin
 	rm $(KDIR)/image.tmp
 endef