2023-04-30 18:46:37 +00:00
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# The flash loader code cannot be compiled by the system gcc.
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# This makefile uses arm-none-eabi-gcc for this purpose.
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2020-04-25 07:25:27 +00:00
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2021-03-23 15:06:47 +00:00
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CROSS_COMPILE ?= arm-none-eabi-
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2020-04-25 07:25:27 +00:00
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2021-03-18 14:28:40 +00:00
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CC = $(CROSS_COMPILE)gcc
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OBJCOPY = $(CROSS_COMPILE)objcopy
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XXD = xxd
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XXDFLAGS = -i -c 4
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2021-03-23 15:06:47 +00:00
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CFLAGS_ARMV6_M = -mcpu=Cortex-M0 -Tlinker.ld -ffreestanding -nostdlib
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CFLAGS_ARMV7_M = -mcpu=Cortex-M3 -Tlinker.ld -ffreestanding -nostdlib
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2021-03-18 14:28:40 +00:00
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all: stm32vl.h stm32f0.h stm32lx.h stm32f4.h stm32f4lv.h stm32l4.h stm32f7.h stm32f7lv.h
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2021-03-23 15:06:47 +00:00
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2020-04-25 07:25:27 +00:00
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2021-03-23 15:06:47 +00:00
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%.h: %.bin
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$(XXD) $(XXDFLAGS) $< $@
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%.bin: %.o
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$(OBJCOPY) -O binary $< $@
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rm $<
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# separate rule for STM32F0
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stm32f0.o: stm32f0.s
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$(CC) stm32f0.s $(CFLAGS_ARMV6_M) -o stm32f0.o
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# separate rule for STM32F1/F3
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stm32vl.o: stm32f0.s
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$(CC) stm32f0.s $(CFLAGS_ARMV7_M) -o stm32vl.o
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2023-08-27 18:01:45 +00:00
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# separate rule for STM32Lx.
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# Built for ARMv6-M target to be compatible with both Cortex M0 and Cortex M3.
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stm32lx.o: stm32lx.s
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$(CC) stm32lx.s $(CFLAGS_ARMV6_M) -o stm32lx.o
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2021-03-23 15:06:47 +00:00
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# generic rule for all other ARMv7-M
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2021-03-27 14:17:13 +00:00
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%.o: %.s
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2021-03-23 15:06:47 +00:00
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$(CC) $< $(CFLAGS_ARMV7_M) -o $@
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2021-03-18 14:28:40 +00:00
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clean:
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2021-03-23 15:06:47 +00:00
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rm -f *.h
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