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povik |
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BINARY = rtdriver |
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OBJS = obj/rtdriver.o |
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PREFIX ?= arm-none-eabi |
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CC = $(PREFIX)-gcc |
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LD = $(PREFIX)-gcc |
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OBJCOPY = $(PREFIX)-objcopy |
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OBJDUMP = $(PREFIX)-objdump |
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GDB = $(PREFIX)-gdb |
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TOOLCHAIN_DIR = `dirname \`which $(CC)\``/../$(PREFIX) |
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ARCH_FLAGS = -mthumb -mcpu=cortex-m3 -msoft-float |
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CFLAGS += -Os -g -Wall -Wextra -I inc -I$(TOOLCHAIN_DIR)/include \ |
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-fno-common $(ARCH_FLAGS) -MD -DSTM32F1 |
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LDSCRIPT = linker.ld |
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LDFLAGS += -Wl,--start-group -lc -lgcc -lnosys -Wl,--end-group \ |
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-L$(TOOLCHAIN_DIR)/lib/stm32/f1/ \ |
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-T$(LDSCRIPT) -nostartfiles -Wl,--gc-sections \ |
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$(ARCH_FLAGS) -mfix-cortex-m3-ldrd |
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ifneq ($(V),1) |
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Q := @ |
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NULL := 2>/dev/null |
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else |
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LDFLAGS += -Wl,--print-gc-sections |
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endif |
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.SUFFIXES: .elf .bin .hex .srec .list .images |
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.SECONDEXPANSION: |
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.SECONDARY: |
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all: images |
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gdb: images |
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$(GDB) bin/$(BINARY).elf |
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upload: images |
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stm32flash -k -w bin/$(BINARY).bin /dev/ttyUSB0 |
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images: $(OBJS) bin/$(BINARY).elf bin/$(BINARY).bin bin/$(BINARY).hex bin/$(BINARY).srec bin/$(BINARY).list |
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bin/%.bin: bin/%.elf |
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@echo " OBJCOPY $@" |
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$(Q)$(OBJCOPY) -Obinary $< $@ |
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bin/%.hex: bin/%.elf |
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@echo " OBJCOPY $@" |
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$(Q)$(OBJCOPY) -Oihex $< $@ |
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bin/%.srec: bin/%.elf |
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@echo " OBJCOPY $@" |
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$(Q)$(OBJCOPY) -Osrec $< $@ |
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bin/%.list: bin/%.elf |
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@echo " OBJDUMP $@" |
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$(Q)$(OBJDUMP) -S $< > $@ |
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bin/%.elf: $(OBJS) $(LDSCRIPT) |
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@echo " LD $@" |
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$(Q)$(LD) -o $@ $(OBJS) -lopencm3_stm32f1 $(LDFLAGS) |
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obj/%.o: src/%.c Makefile |
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@echo " CC $@" |
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$(Q)$(CC) $(CFLAGS) -o $@ -c $< |
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obj/%.o: src/%.s Makefile |
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@echo " ASM $@" |
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$(Q)$(CC) $(CFLAGS) -o $@ -c $< |
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clean: |
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$(Q)rm -f obj/* |
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$(Q)rm -f bin/* |
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.PHONY: all clean images upload gdb |