include $(TOPDIR)/stm32f1/Makefile-stm32f1.defs
-STM32F1_LINKER_SCRIPT=altos-raw.ld
+STM32F1_LINKER_SCRIPT?=altos.ld
-LDFLAGS=$(CFLAGS) -L$(TOPDIR)/stm32f1 -T$(STM32F1_LINKER_SCRIPT) -n
+LDFLAGS=$(CFLAGS) -L$(TOPDIR)/stm32f1 -T$(STM32F1_LINKER_SCRIPT) -n -Wl,--gc-sections
.DEFAULT_GOAL=all