+define sercomm_template
+$(BIN_DIR)/openwrt-$(1)-$(KERNEL)-$(FS).img: $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(FS).bin
+ cat sercomm/adam2.bin "$$^" > "$$@.tmp"
+ dd if=sercomm/$(1) of="$$@.tmp" bs=$$$$((0x3e0000 - 80)) seek=1 conv=notrunc
+ $(STAGING_DIR)/bin/dgfirmware -f -w "$$@" "$$@.tmp"
+ rm -f "$$@.tmp"
+
+install: $(BIN_DIR)/openwrt-$(1)-$(KERNEL)-$(FS).img
+endef
+
+$(eval $(call sercomm_template,dg834))
+$(eval $(call sercomm_template,jdr454wb))
+
+$(eval $(call pattern_template,AG1B))