mirror of
https://github.com/andreili/klipper.git
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49 lines
1.5 KiB
Makefile
49 lines
1.5 KiB
Makefile
# Additional STM32F4 build rules
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# Setup the toolchain
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CROSS_PREFIX=arm-none-eabi-
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dirs-y += src/stm32f4 src/generic
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dirs-y += lib/stm32f4 lib/stm32f4/gcc
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CFLAGS += -mthumb -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard
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CFLAGS += -Ilib/cmsis-core -Ilib/stm32f4/include
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CFLAGS += -DSTM32F446xx
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# Add source files
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src-y += stm32f4/main.c stm32f4/clock.c stm32f4/watchdog.c stm32f4/gpio.c
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src-y += generic/crc16_ccitt.c generic/alloc.c
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src-y += generic/armcm_irq.c generic/armcm_timer.c
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src-y += ../lib/stm32f4/system_stm32f4xx.c
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src-$(CONFIG_HAVE_GPIO_ADC) += stm32f4/adc.c
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src-$(CONFIG_HAVE_GPIO_SPI) += stm32f4/spi.c
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src-$(CONFIG_SERIAL) += stm32f4/serial.c generic/serial_irq.c
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# Add assembler build rules
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$(OUT)%.o: %.s $(OUT)autoconf.h $(OUT)board-link
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@echo " Assembling $@"
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$(Q)$(AS) $< -o $@
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asmsrc-y = ../lib/stm32f4/gcc/startup_stm32f446xx.s
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OBJS_klipper.elf += $(patsubst %.s, $(OUT)src/%.o,$(asmsrc-y))
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# Build the linker script
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$(OUT)stm32f4.ld: src/stm32f4/stm32f4.ld $(OUT)board-link
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@echo " Preprocessing $@"
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$(Q)$(CPP) -P -MD -MT $@ -DFLASH_START=0 $< -o $@
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CFLAGS_klipper.elf += -T $(OUT)stm32f4.ld
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CFLAGS_klipper.elf += --specs=nano.specs --specs=nosys.specs
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$(OUT)klipper.elf : $(OUT)stm32f4.ld
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# Binary output file rules
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target-y += $(OUT)klipper.bin
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$(OUT)klipper.bin: $(OUT)klipper.elf
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@echo " Creating hex file $@"
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$(Q)$(OBJCOPY) -O binary $< $@
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flash: $(OUT)klipper.bin
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@echo " Flashing $< to $(FLASH_DEVICE) via stm32flash"
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$(Q)stm32flash -w $< -v -g 0 $(FLASH_DEVICE)
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