[BUILD] Add generic Makefile.rules
This commit is contained in:
Frantisek Burian
@@ -18,151 +18,26 @@
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## along with this library. If not, see <http://www.gnu.org/licenses/>.
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##
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PREFIX ?= arm-none-eabi
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#PREFIX ?= arm-elf
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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 = $(PREFIX)-gdb
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LIBNAME = opencm3_stm32f0
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DEFS = -DSTM32F0
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TOOLCHAIN_DIR ?= ../../../../../libopencm3
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ifeq ($(wildcard ../../../../../libopencm3/lib/libopencm3_stm32f0.a),)
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ifneq ($(strip $(shell which $(CC))),)
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TOOLCHAIN_DIR := $(shell dirname `which $(CC)`)/../$(PREFIX)
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endif
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else
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ifeq ($(V),1)
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$(info We seem to be building the example in the source directory. Using local library!)
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endif
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endif
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ARCH_FLAGS = -mthumb -mcpu=cortex-m0 -msoft-float
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ARCH_FLAGS = -mthumb -mcpu=cortex-m0 -msoft-float
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CFLAGS += -Os -g \
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-Wall -Wextra -Wimplicit-function-declaration \
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-Wredundant-decls -Wmissing-prototypes -Wstrict-prototypes \
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-Wundef -Wshadow \
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-I$(TOOLCHAIN_DIR)/include \
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-fno-common $(ARCH_FLAGS) -MD -DSTM32F0
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LDSCRIPT ?= $(BINARY).ld
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LDFLAGS += --static -Wl,--start-group -lc -lgcc -lnosys -Wl,--end-group \
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-L$(TOOLCHAIN_DIR)/lib \
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-T$(LDSCRIPT) -nostartfiles -Wl,--gc-sections \
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$(ARCH_FLAGS) -mfix-cortex-m3-ldrd
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CFLAGS += -I$(TOOLCHAIN_DIR)/include
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LDFLAGS += -L$(TOOLCHAIN_DIR)/lib -L$(TOOLCHAIN_DIR)/lib/stm32/f0
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SCRIPT_DIR = $(TOOLCHAIN_DIR)/share
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OBJS += $(BINARY).o
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################################################################################
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# OpenOCD specific variables
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OOCD ?= openocd
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OOCD_INTERFACE ?= flossjtag
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OOCD_BOARD ?= olimex_stm32_h103
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# Black magic probe specific variables
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################################################################################
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# Black Magic Probe specific variables
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# Set the BMP_PORT to a serial port and then BMP is used for flashing
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BMP_PORT ?=
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# texane/stlink can be used by uncommenting this...
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# or defining it in your own makefiles
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#STLINK_PORT ?= :4242
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BMP_PORT ?=
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# Be silent per default, but 'make V=1' will show all compiler calls.
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ifneq ($(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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################################################################################
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# texane/stlink specific variables
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#STLINK_PORT ?= :4242
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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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images: $(BINARY).images
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flash: $(BINARY).flash
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%.images: %.bin %.hex %.srec %.list
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@#echo "*** $* images generated ***"
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%.bin: %.elf
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@#printf " OBJCOPY $(*).bin\n"
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$(Q)$(OBJCOPY) -Obinary $(*).elf $(*).bin
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%.hex: %.elf
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@#printf " OBJCOPY $(*).hex\n"
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$(Q)$(OBJCOPY) -Oihex $(*).elf $(*).hex
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%.srec: %.elf
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@#printf " OBJCOPY $(*).srec\n"
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$(Q)$(OBJCOPY) -Osrec $(*).elf $(*).srec
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%.list: %.elf
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@#printf " OBJDUMP $(*).list\n"
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$(Q)$(OBJDUMP) -S $(*).elf > $(*).list
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%.elf: $(OBJS) $(LDSCRIPT) $(TOOLCHAIN_DIR)/lib/libopencm3_stm32f0.a
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@#printf " LD $(subst $(shell pwd)/,,$(@))\n"
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$(Q)$(LD) -o $(*).elf $(OBJS) -lopencm3_stm32f0 $(LDFLAGS)
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%.o: %.c Makefile
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@#printf " CC $(subst $(shell pwd)/,,$(@))\n"
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$(Q)$(CC) $(CFLAGS) -o $@ -c $<
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clean:
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$(Q)rm -f *.o
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$(Q)rm -f *.d
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$(Q)rm -f *.elf
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$(Q)rm -f *.bin
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$(Q)rm -f *.hex
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$(Q)rm -f *.srec
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$(Q)rm -f *.list
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ifeq ($(STLINK_PORT),)
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ifeq ($(BMP_PORT),)
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ifeq ($(OOCD_SERIAL),)
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%.flash: %.hex
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@printf " FLASH $<\n"
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@# IMPORTANT: Don't use "resume", only "reset" will work correctly!
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$(Q)$(OOCD) -f interface/$(OOCD_INTERFACE).cfg \
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-f board/$(OOCD_BOARD).cfg \
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-c "init" -c "reset init" \
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-c "stm32l1x mass_erase 0" \
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-c "flash write_image $(*).hex" \
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-c "reset" \
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-c "shutdown" $(NULL)
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else
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%.flash: %.hex
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@printf " FLASH $<\n"
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@# IMPORTANT: Don't use "resume", only "reset" will work correctly!
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$(Q)$(OOCD) -f interface/$(OOCD_INTERFACE).cfg \
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-f board/$(OOCD_BOARD).cfg \
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-c "ft2232_serial $(OOCD_SERIAL)" \
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-c "init" -c "reset init" \
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-c "stm32l1x mass_erase 0" \
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-c "flash write_image $(*).hex" \
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-c "reset" \
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-c "shutdown" $(NULL)
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endif
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else
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%.flash: %.elf
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@echo " GDB $(*).elf (flash)"
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$(Q)$(GDB) --batch \
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-ex 'target extended-remote $(BMP_PORT)' \
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-x $(TOOLCHAIN_DIR)/scripts/black_magic_probe_flash.scr \
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$(*).elf
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endif
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else
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%.flash: %.elf
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@echo " GDB $(*).elf (flash)"
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$(Q)$(GDB) --batch \
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-ex 'target extended-remote $(STLINK_PORT)' \
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-x $(SCRIPT_DIR)/libopencm3/scripts/stlink_flash.scr \
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$(*).elf
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endif
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.PHONY: images clean
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-include $(OBJS:.o=.d)
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include ../../../../Makefile.rules
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