44 lines
979 B
Makefile
44 lines
979 B
Makefile
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CROSS_COMPILE:=arm-none-eabi-
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CC:=$(CROSS_COMPILE)gcc
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LD:=$(CROSS_COMPILE)gcc
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VERSION?=1
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OBJS=main.o
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UMX:=unicore-mx/lib/libucmx_stm32l0.a
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UMXFLAGS:=-Iunicore-mx/include/ -DSTM32L0
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LIBS+=$(UMX)
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LSCRIPT:=unicore-mx/lib/stm32/l0/stm32l0xx6.ld
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OBJCOPY:=$(CROSS_COMPILE)objcopy
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CFLAGS:=-mcpu=cortex-m0 -mthumb -Wall -Wno-main -Wstack-usage=320 \
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-ffreestanding -Wno-unused -DBLOCK_SIZE=4096 -I. -Iunicore-mx/include \
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-ffunction-sections -fdata-sections -DSTM32L0
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CFLAGS+=-specs=nano.specs -lc -lg
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CFLAGS+=$(UMXFLAGS)
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CFLAGS+=-O3
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#CFLAGS+=-g -ggdb3
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ASFLAGS:=$(CFLAGS)
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LDFLAGS:=-T $(LSCRIPT) -Wl,-gc-sections -Wl,-Map=image.map -mcpu=cortex-m0 -mthumb -nostartfiles
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#all: image.bin
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image.bin: image.elf
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$(OBJCOPY) -O binary $^ $@
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image.elf: $(LIBS) $(OBJS) $(LSCRIPT)
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$(LD) $(LDFLAGS) $(OBJS) $(LIBS) -o $@
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$(UMX):
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make -C unicore-mx FP_FLAGS="-O3 -mfloat-abi=soft" TARGETS=stm32/l0
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clean:
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@rm -f image.bin image.elf *.o image.map
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make -C unicore-mx clean
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