81 lines
1.6 KiB
Makefile
81 lines
1.6 KiB
Makefile
REV := master
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BASE := https://raw.githubusercontent.com/cnlohr/ch32v003fun/$(REV)
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CURL_FLAGS := -O -\# --fail --location --tlsv1.3 --proto =https --max-time 300
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TARGET = blink
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TARGET_MCU?=CH32V003
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NEWLIB=/usr/arm-none-eabi/include
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TOOL_PREFIX := riscv32-linux-gnu
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CC := $(TOOL_PREFIX)-gcc
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OBJDUMP := $(TOOL_PREFIX)-objdump
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OBJCOPY := $(TOOL_PREFIX)-objcopy
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SRC := ch32fun.c main.c
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CFLAGS = -g \
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-Os \
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-flto \
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-ffunction-sections \
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-fdata-sections \
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-fmessage-length=0 \
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-msmall-data-limit=8
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LDFLAGS = -Wl,--print-memory-usage \
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-Wl,-Map=$(TARGET).map,--build-id=none
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EXTFLAGS := -march=rv32ec \
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-mabi=ilp32e \
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-DCH32V003=1 \
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-static-libgcc \
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-I$(NEWLIB) \
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-nostdlib \
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-I. \
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-Wall \
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-L. \
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-lgcc \
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-T ch32v003.ld \
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-Wl,--gc-sections
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default: $(TARGET).bin
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$(TARGET).elf: $(SRC) libgcc.a | ch32v003.ld ch32fun.h ch32v003hw.h
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@echo CC $@
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@$(CC) $(CFLAGS) $(LDFLAGS) $(EXTFLAGS) -o $@ $^
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ch32v003.ld: ch32fun.ld
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@$(CC) -E -P -x c $< > $@ \
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-DTARGET_MCU=$(TARGET_MCU) \
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-DMCU_PACKAGE= \
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-DTARGET_MCU_LD=0 \
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-DTARGET_MCU_MEMORY_SPLIT=
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# Rule to use curl to fetch all files beginning with ch32
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ch32%:
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@echo "Fetching $@"
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@curl $(CURL_FLAGS) $(BASE)/ch32fun/$@
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libgcc.a:
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@echo "Fetching $@"
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@curl $(CURL_FLAGS) $(BASE)/misc/$@
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%.bin : %.elf
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$(OBJCOPY) -O binary $< $@
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%.lst : %.elf
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$(OBJDUMP) -S $^ > $@
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%.hex : %.elf
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$(OBJCOPY) -O ihex $< $@
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flash: $(TARGET).bin
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minichlink -w $(TARGET).bin flash -b
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flash2: $(TARGET).bin
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wlink flash $(TARGET).bin
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clean:
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rm -f ch32*.[ch]
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rm -f *.{ld,hex,bin,map,lst,elf,a}
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.PHONY: clean flash deps default
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