TARGET = main # Directories SRC_DIR = src BUILD_DIR = build # Define the linker script location and chip architecture. LD_SCRIPT = $(SRC_DIR)/linker.ld MCU_SPEC = cortex-m7 # Toolchain definitions (ARM bare metal defaults) ifndef RUN_IN_GITHUB_ACTION TOOLCHAIN = /usr/bin# if make is run normally else TOOLCHAIN = $(ARM_NONE_EABI_GCC_PATH) # if run inside of a github action endif CP = $(TOOLCHAIN)/arm-none-eabi-g++ CC = $(TOOLCHAIN)/arm-none-eabi-gcc AS = $(TOOLCHAIN)/arm-none-eabi-as LD = $(TOOLCHAIN)/arm-none-eabi-ld OC = $(TOOLCHAIN)/arm-none-eabi-objcopy OD = $(TOOLCHAIN)/arm-none-eabi-objdump OS = $(TOOLCHAIN)/arm-none-eabi-size # Assembly directives. ASFLAGS += -c ASFLAGS += -O0 ASFLAGS += -mcpu=$(MCU_SPEC) ASFLAGS += -march=armv7e-m ASFLAGS += -mfpu=fpv5-sp-d16 ASFLAGS += -mfloat-abi=softfp ASFLAGS += -mthumb ASFLAGS += -Wall # (Set error messages to appear on a single line.) ASFLAGS += -fmessage-length=0 # C compilation directives CFLAGS += -mcpu=$(MCU_SPEC) CFLAGS += -march=armv7e-m CFLAGS += -mfpu=fpv5-sp-d16 CFLAGS += -mfloat-abi=softfp CFLAGS += -mthumb CFLAGS += -Wall CFLAGS += -g # (Set error messages to appear on a single line.) CFLAGS += -fmessage-length=0 # (Set system to ignore semihosted junk) CFLAGS += --specs=nosys.specs # Linker directives. LSCRIPT = $(LD_SCRIPT) LFLAGS += -mcpu=$(MCU_SPEC) LFLAGS += -mthumb LFLAGS += -Wall LFLAGS += --specs=nosys.specs LFLAGS += -nostdlib LFLAGS += -T$(LSCRIPT) # AS_SRC = $(SRC_DIR)/core.S #C_SRC = $(SRC_DIR)/main.c CPP_SRC := $(wildcard $(SRC_DIR)/*.cpp) $(wildcard $(SRC_DIR)/Laplace/*.cpp) C_SRC := $(wildcard $(SRC_DIR)/*.c) $(wildcard $(SRC_DIR)/Laplace/*.c) INCLUDE = -I./ INCLUDE += -I./device #OBJS = $(BUILD_DIR)/$(notdir $(AS_SRC:.S=.o)) #OBJS += $(BUILD_DIR)/$(notdir $(C_SRC:.c=.o)) OBJS += $(patsubst $(SRC_DIR)/%.c, $(BUILD_DIR)/%.o, $(C_SRC)) OBJS += $(patsubst $(SRC_DIR)/%.cpp, $(BUILD_DIR)/%.o, $(CPP_SRC)) .PHONY: all all: $(BUILD_DIR)/$(TARGET).bin #$(BUILD_DIR)/%.o: $(SRC_DIR)/%.S # $(CC) -x assembler-with-cpp $(ASFLAGS) $< -o $@ $(BUILD_DIR)/%.o: $(SRC_DIR)/%.c $(CC) -c $(CFLAGS) $(INCLUDE) $< -o $@ $(BUILD_DIR)/%.o: $(SRC_DIR)/%.cpp $(CP) -c $(CFLAGS) $(INCLUDE) $< -o $@ $(BUILD_DIR)/$(TARGET).elf: $(OBJS) $(CC) $^ $(LFLAGS) -o $@ $(BUILD_DIR)/$(TARGET).bin: $(BUILD_DIR)/$(TARGET).elf $(OC) -S -O binary $< $@ $(OS) $< .PHONY: clean clean: rm -f $(BUILD_DIR)/*.o rm -f $(BUILD_DIR)/Laplace/*.o rm -f $(BUILD_DIR)/$(TARGET).elf rm -f $(BUILD_DIR)/$(TARGET).bin .PHONY: flash flash: dfu-util -a 0 -i 0 -s 0x90400000 -D build/main.bin