mirror of https://github.com/rene-dev/stmbl.git
160 lines
3.9 KiB
Makefile
160 lines
3.9 KiB
Makefile
# Optimization level, can be [0, 1, 2, 3, s].
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# 0 = turn off optimization. s = optimize for size.
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#
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OPT = -O1 -flto
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# OPT = -O1 # for debugging
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# Object files directory
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# Warning: this will be removed by make clean!
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#
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OBJDIR = obj_boot
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# Target file name (without extension)
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TARGET = $(OBJDIR)/blboot
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# Define all C source files (dependencies are generated automatically)
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INCDIRS += inc
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INCDIRS += bootloader/src
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INCDIRS += shared
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SOURCES += bootloader/src/main.c
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SOURCES += bootloader/src/version.c
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SOURCES += bootloader/src/stm32f4xx_it.c
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SOURCES += bootloader/src/system_stm32f4xx.c
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# Standard peripheral library
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CPPFLAGS += -DUSE_STDPERIPH_DRIVER
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#CPPFLAGS += -DUSE_FULL_ASSERT
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PERIPH_DRV_DIR = lib/STM32F4xx_StdPeriph_Driver-V1.6.0
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INCDIRS += $(PERIPH_DRV_DIR)/inc
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INCDIRS += lib/CMSIS/Include
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INCDIRS += lib/CMSIS/Device/ST/STM32F4xx/Include
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SOURCES += $(PERIPH_DRV_DIR)/src/stm32f4xx_flash.c
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SOURCES += $(PERIPH_DRV_DIR)/src/stm32f4xx_crc.c
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SOURCES += $(PERIPH_DRV_DIR)/src/stm32f4xx_gpio.c
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SOURCES += $(PERIPH_DRV_DIR)/src/stm32f4xx_pwr.c
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SOURCES += $(PERIPH_DRV_DIR)/src/stm32f4xx_rcc.c
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SOURCES += $(PERIPH_DRV_DIR)/src/stm32f4xx_usart.c
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SOURCES += $(PERIPH_DRV_DIR)/src/misc.c
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SOURCES += lib/CMSIS/Device/ST/STM32F4xx/Source/startup_stm32f40_41xxx.s
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CPPFLAGS += -DSTM32F40_41xxx
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CPPFLAGS += -DHSE_VALUE=8000000
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LDSCRIPT = bootloader/stm32_flash.ld
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#============================================================================
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OBJECTS += $(addprefix $(OBJDIR)/,$(addsuffix .o,$(basename $(SOURCES))))
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CPPFLAGS += $(addprefix -I,$(INCDIRS))
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#---------------- Preprocessor Options ----------------
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# -fsingle... make better use of the single-precision FPU
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# -g generate debugging information
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# -save-temps preserve .s and .i-files
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#
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CPPFLAGS += -fsingle-precision-constant
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CPPFLAGS += -g
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# CPPFLAGS += -save-temps=obj
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#---------------- C Compiler Options ----------------
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# -O* optimization level
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# -f... tuning, see GCC documentation
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# -Wall... warning level
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#
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CFLAGS += $(OPT)
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CFLAGS += -std=gnu11
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CFLAGS += -ffunction-sections
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CFLAGS += -fdata-sections
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CFLAGS += -Wall
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CFLAGS += -fno-builtin ## from old
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CFLAGS += -nostartfiles
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CFLAGS += -Wfatal-errors
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#CFLAGS += -Wstrict-prototypes
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#CFLAGS += -Wextra
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#CFLAGS += -Wpointer-arith
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#CFLAGS += -Winline
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#CFLAGS += -Wunreachable-code
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#CFLAGS += -Wundef
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# Use a friendly C dialect
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CPPFLAGS += -fno-strict-aliasing
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CPPFLAGS += -fwrapv
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#---------------- C++ Compiler Options ----------------
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#
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CXXFLAGS += $(OPT)
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CXXFLAGS += -ffunction-sections
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CXXFLAGS += -fdata-sections
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CXXFLAGS += -Wall
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#---------------- Assembler Options ----------------
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# -Wa,... tell GCC to pass this to the assembler
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#
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#---------------- Linker Options ----------------
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# -Wl,... tell GCC to pass this to linker
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# -Map create map file
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# --cref add cross reference to map file
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#
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LDFLAGS += $(OPT)
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LDFLAGS += -lm
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LDFLAGS += -Wl,-Map=$(TARGET).map,--cref
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LDFLAGS += -Wl,--gc-sections
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# LDFLAGS += -specs=nano.specs -u _printf_float -u _scanf_float
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LDFLAGS += -T$(LDSCRIPT)
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#============================================================================
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POSTLD = $(PYTHON) tools/add_version_info.py # -q
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# Compiler flags to generate dependency files
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#
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GENDEPFLAGS = -MMD -MP
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# Combine all necessary flags and optional flags
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# Add target processor to flags.
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#
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CPU = -mthumb -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16
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CFLAGS += $(CPU)
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CXXFLAGS += $(CPU)
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ASFLAGS += $(CPU)
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LDFLAGS += $(CPU)
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ADDRESS = 0x08000000
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# Default target
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#
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all: gccversion build showsize
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build: elf hex bin lss sym
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elf: $(TARGET).elf
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hex: $(TARGET).hex
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bin: $(TARGET).bin
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lss: $(TARGET).lss
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sym: $(TARGET).sym
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# Target: clean project
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#
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clean:
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@echo Cleaning project:
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rm -rf $(OBJDIR)
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# Include the base rules
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#
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include base.mak
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# Include the dependency files
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#
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-include $(OBJECTS:.o=.d)
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# Listing of phony targets
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#
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.PHONY: all build clean \
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elf hex bin lss sym
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