192 lines
6 KiB
Makefile
192 lines
6 KiB
Makefile
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########################################################################################################################
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# Dependency directories
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########################################################################################################################
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MUSL_DIR ?= upstream/musl
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########################################################################################################################
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# Algorithm parameters
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########################################################################################################################
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# - none -
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########################################################################################################################
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# High-level build parameters
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########################################################################################################################
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DEBUG ?= 1
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OPT ?= 0
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BUILDDIR ?= build
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BINARY := main.elf
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LDSCRIPT := generic_stm32.ld
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DEVICE := STM32G070RB
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########################################################################################################################
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# Sources
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########################################################################################################################
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ASM_SOURCES := startup.s
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C_SOURCES := src/main.c
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CPP_SOURCES := # - none -
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MUSL_SOURCES := # - none -
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MUSL_SOURCES := $(addprefix $(MUSL_DIR)/src/,$(MUSL_SOURCES))
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C_SOURCES += $(MUSL_SOURCES)
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########################################################################################################################
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# Low-level build parameters
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########################################################################################################################
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PREFIX ?= arm-none-eabi-
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HOSTCC := gcc
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CC := $(PREFIX)gcc
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CPP := $(PREFIX)cpp
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CXX := $(PREFIX)g++
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LD := $(PREFIX)gcc
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AR := $(PREFIX)ar
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AS := $(PREFIX)as
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SIZE := $(PREFIX)size
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NM := $(PREFIX)nm
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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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HOST_CC ?= $(HOST_PREFIX)gcc
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HOST_CXX ?= $(HOST_PREFIX)g++
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HOST_LD ?= $(HOST_PREFIX)gcc
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HOST_AR ?= $(HOST_PREFIX)ar
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HOST_AS ?= $(HOST_PREFIX)as
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HOST_OBJCOPY ?= $(HOST_PREFIX)objcopy
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HOST_OBJDUMP ?= $(HOST_PREFIX)objdump
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PYTHON3 ?= python3
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DOT ?= dot
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MUSL_DIR_ABS := $(abspath $(MUSL_DIR))
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CMSIS_DEVICE_DIR_ABS := $(abspath $(CMSIS_DEVICE_DIR))
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DEVICE_FAMILY := $(shell echo $(DEVICE) | grep -Eio 'STM32[a-z]{1,2}[0-9]'|cut -c 6-)
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DEVICE_DEFINES := -DSTM32$(DEVICE_FAMILY) $(addprefix -D,$(shell cat stm32_buildinfo.defines))
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ARCH_FLAGS ?= -mthumb -mcpu=cortex-m0 -mfloat-abi=soft
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SYSTEM_FLAGS ?= -nostdlib -ffreestanding -nostartfiles
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COMMON_CFLAGS += -I$(abspath include)
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COMMON_CFLAGS += -I$(BUILDDIR)
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CFLAGS += -I$(abspath tools/musl_include_shims)
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CFLAGS += -I$(abspath upstream/libusb_stm32/inc)
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CFLAGS += -I$(CMSIS_DEVICE_DIR_ABS)/Include
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CFLAGS += $(ARCH_FLAGS) $(SYSTEM_FLAGS)
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CFLAGS += -fno-common -ffunction-sections -fdata-sections
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COMMON_CFLAGS += -O$(OPT) -std=gnu2x -g
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COMMON_CFLAGS += $(DEVICE_DEFINES)
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COMMON_CFLAGS += -DDEBUG=$(DEBUG)
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HOST_CFLAGS += $(COMMON_CFLAGS)
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# for musl
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CFLAGS += -Dhidden=
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SIM_CFLAGS += -lm -DSIMULATION
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SIM_CFLAGS += -Wall -Wextra -Wpedantic -Wshadow -Wimplicit-function-declaration -Wundef -Wno-unused-parameter
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INT_CFLAGS += -Wall -Wextra -Wpedantic -Wshadow -Wimplicit-function-declaration -Wundef -Wno-unused-parameter
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INT_CFLAGS += -Wredundant-decls -Wmissing-prototypes -Wstrict-prototypes
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CXXFLAGS += -Os -g
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CXXFLAGS += $(ARCH_FLAGS) $(SYSTEM_FLAGS)
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CXXFLAGS += -fno-common -ffunction-sections -fdata-sections
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CXXFLAGS += -Wall -Wextra -Wshadow -Wundef -Wredundant-decls
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CXXFLAGS += -I.
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LDFLAGS += $(ARCH_FLAGS) $(SYSTEM_FLAGS)
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LIBS += -lgcc
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#LDFLAGS += -Wl,--gc-sections
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LINKMEM_FLAGS ?= --trim-stubs=startup.o --trace-sections .isr_vector --highlight-subdirs $(BUILDDIR)
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OBJS := $(addprefix $(BUILDDIR)/,$(C_SOURCES:.c=.o) $(CXX_SOURCES:.cpp=.o) $(ASM_SOURCES:.s=.o))
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ALL_OBJS := $(OBJS)
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ALL_OBJS += $(BUILDDIR)/system.o
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# Add generated source here.
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########################################################################################################################
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# Rules
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########################################################################################################################
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all: binsize
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.PHONY: binsize
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binsize: $(BUILDDIR)/$(BINARY) $(BUILDDIR)/$(BINARY:.elf=-symbol-sizes.pdf)
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$(LD) -T$(LDSCRIPT) $(LDFLAGS) -Wl,--print-memory-usage -o /dev/null $(ALL_OBJS) $(LIBS)
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@echo
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@echo "▐▬▬▬▌ SyMbOL sIzE HiGhScORe LiSt ▐▬▬▬▌"
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$(NM) --print-size --size-sort --radix=d $< | tail -n 20
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.PRECIOUS: $(BUILDDIR)/$(BINARY)
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$(BUILDDIR)/$(BINARY) $(BUILDDIR)/$(BINARY:.elf=.map) &: $(ALL_OBJS)
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$(LD) -T$(LDSCRIPT) $(LDFLAGS) -o $@ -Wl,-Map=$(BUILDDIR)/$(BINARY:.elf=.map) $(ALL_OBJS) $(LIBS)
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build/$(BINARY:.elf=-symbol-sizes.dot): $(ALL_OBJS)
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$(PYTHON3) tools/linkmem.py $(LINKMEM_FLAGS) $(LD) -T$(LDSCRIPT) $(LDFLAGS) $^ $(LIBS) > $@
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%.pdf: %.dot
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$(DOT) -T pdf $< -o $@
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%.dot: %.elf
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r2 -a arm -qc 'aa;agRd' $< 2>/dev/null >$@
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$(BUILDDIR)/src/%.o: src/%.s
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mkdir -p $(@D)
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$(CC) $(COMMON_CFLAGS) $(CFLAGS) $(INT_CFLAGS) -o $@ -c $<
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$(BUILDDIR)/src/%.o: src/%.c
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mkdir -p $(@D)
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$(CC) $(COMMON_CFLAGS) $(CFLAGS) $(INT_CFLAGS) -o $@ -c $<
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$(BUILDDIR)/src/%.o: src/%.cpp
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mkdir -p $(@D)
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$(CXX) $(CXXFLAGS) -o $@ -c $<
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$(BUILDDIR)/%.o: %.c
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mkdir -p $(@D)
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$(CC) $(COMMON_CFLAGS) $(CFLAGS) $(EXT_CFLAGS) -o $@ -c $<
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$(BUILDDIR)/%.o: %.s
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mkdir -p $(@D)
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$(CC) $(COMMON_CFLAGS) $(CFLAGS) $(EXT_CFLAGS) -o $@ -c $<
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venv:
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test -d venv || python3 -m venv --system-site-packages venv
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source venv/bin/activate && pip install cxxfilt pyelftools libarchive matplotlib
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clean:
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rm -rf $(BUILDDIR)/src
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rm -f $(BUILDDIR)/**.o
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rm -f $(BUILDDIR)/$(BINARY)
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rm -f $(BUILDDIR)/$(BINARY:.elf=.map)
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rm -f $(BUILDDIR)/$(BINARY:.elf=-symbol-sizes.dot)
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rm -f $(BUILDDIR)/$(BINARY:.elf=-symbol-sizes.pdf)
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rm -f $(BUILDDIR)/crc32_test
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rm -f $(BUILDDIR)/microcobs_test_sg
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rm -f $(BUILDDIR)/microcobs_test
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rm -f $(BUILDDIR)/microcobs_decode_test
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mrproper: clean
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rm -rf build
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.PHONY: clean mrproper
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-include $(OBJS:.o=.d)
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