160 lines
3.8 KiB
Makefile
160 lines
3.8 KiB
Makefile
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# ---------------------------------------
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# Common make rules for all examples
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# ---------------------------------------
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# Set all as default goal
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.DEFAULT_GOAL := all
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# ---------------------------------------
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# Compiler Flags
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# ---------------------------------------
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LIBS_GCC ?= -lm
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# libc
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LIBS += $(LIBS_GCC)
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ifneq ($(BOARD), spresense)
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LIBS += -lc -Wl,-Bstatic -lc++ -Wl,-Bdynamic
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endif
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# TinyUSB Stack source
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SRC_C += \
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src/tusb.c \
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src/common/tusb_fifo.c \
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src/device/usbd.c \
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src/device/usbd_control.c \
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src/class/audio/audio_device.c \
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src/class/cdc/cdc_device.c \
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src/class/dfu/dfu_device.c \
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src/class/dfu/dfu_rt_device.c \
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src/class/hid/hid_device.c \
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src/class/midi/midi_device.c \
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src/class/msc/msc_device.c \
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src/class/net/ecm_rndis_device.c \
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src/class/net/ncm_device.c \
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src/class/usbtmc/usbtmc_device.c \
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src/class/video/video_device.c \
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src/class/vendor/vendor_device.c
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# Fuzzers are c++
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SRC_CXX += \
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test/fuzz/dcd_fuzz.cc \
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test/fuzz/fuzz.cc \
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test/fuzz/msc_fuzz.cc \
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test/fuzz/net_fuzz.cc \
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test/fuzz/usbd_fuzz.cc
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# TinyUSB stack include
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INC += $(TOP)/src
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CFLAGS += $(addprefix -I,$(INC))
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CXXFLAGS += -std=c++17
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# LTO makes it difficult to analyze map file for optimizing size purpose
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# We will run this option in ci
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ifeq ($(NO_LTO),1)
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CFLAGS := $(filter-out -flto,$(CFLAGS))
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endif
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ifneq ($(LD_FILE),)
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LDFLAGS_LD_FILE ?= -Wl,-T,$(TOP)/$(LD_FILE)
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endif
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LDFLAGS += $(CFLAGS) $(LDFLAGS_LD_FILE) -fuse-ld=lld -Wl,-Map=$@.map -Wl,--cref -Wl,-gc-sections
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ifneq ($(SKIP_NANOLIB), 1)
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endif
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ASFLAGS += $(CFLAGS)
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# Assembly files can be name with upper case .S, convert it to .s
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SRC_S := $(SRC_S:.S=.s)
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# Due to GCC LTO bug https://bugs.launchpad.net/gcc-arm-embedded/+bug/1747966
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# assembly file should be placed first in linking order
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# '_asm' suffix is added to object of assembly file
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OBJ += $(addprefix $(BUILD)/obj/, $(SRC_S:.s=_asm.o))
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OBJ += $(addprefix $(BUILD)/obj/, $(SRC_C:.c=.o))
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OBJ += $(addprefix $(BUILD)/obj/, $(SRC_CXX:.cc=_cxx.o))
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# Verbose mode
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ifeq ("$(V)","1")
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$(info CFLAGS $(CFLAGS) ) $(info )
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$(info LDFLAGS $(LDFLAGS)) $(info )
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$(info ASFLAGS $(ASFLAGS)) $(info )
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endif
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# ---------------------------------------
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# Rules
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# ---------------------------------------
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all: $(BUILD)/$(PROJECT)
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OBJ_DIRS = $(sort $(dir $(OBJ)))
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$(OBJ): | $(OBJ_DIRS)
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$(OBJ_DIRS):
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ifeq ($(CMDEXE),1)
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@$(MKDIR) $(subst /,\,$@)
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else
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@$(MKDIR) -p $@
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endif
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$(BUILD)/$(PROJECT): $(OBJ)
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@echo LINK $@
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@ $(CXX) -o $@ $(LIB_FUZZING_ENGINE) $^ $(LIBS) $(LDFLAGS)
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# We set vpath to point to the top of the tree so that the source files
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# can be located. By following this scheme, it allows a single build rule
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# to be used to compile all .c files.
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vpath %.c . $(TOP)
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$(BUILD)/obj/%.o: %.c
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@echo CC $(notdir $@)
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@$(CC) $(CFLAGS) -c -MD -o $@ $<
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# All cpp srcs
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vpath %.cc . $(TOP)
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$(BUILD)/obj/%_cxx.o: %.cc
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@echo CXX $(notdir $@)
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@$(CXX) $(CFLAGS) $(CXXFLAGS) -c -MD -o $@ $<
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# ASM sources lower case .s
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vpath %.s . $(TOP)
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$(BUILD)/obj/%_asm.o: %.s
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@echo AS $(notdir $@)
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@$(CC) -x assembler-with-cpp $(ASFLAGS) -c -o $@ $<
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# ASM sources upper case .S
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vpath %.S . $(TOP)
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$(BUILD)/obj/%_asm.o: %.S
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@echo AS $(notdir $@)
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@$(CC) -x assembler-with-cpp $(ASFLAGS) -c -o $@ $<
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.PHONY: clean
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clean:
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ifeq ($(CMDEXE),1)
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rd /S /Q $(subst /,\,$(BUILD))
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else
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$(RM) -rf $(BUILD)
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endif
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# ---------------- GNU Make End -----------------------
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# get depenecies
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.PHONY: get-deps
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get-deps:
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$(PYTHON) $(TOP)/tools/get_deps.py $(DEPS_SUBMODULES)
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size: $(BUILD)/$(PROJECT)
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-@echo ''
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@$(SIZE) $<
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-@echo ''
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# linkermap must be install previously at https://github.com/hathach/linkermap
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linkermap: $(BUILD)/$(PROJECT)
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@linkermap -v $<.map
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# Print out the value of a make variable.
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# https://stackoverflow.com/questions/16467718/how-to-print-out-a-variable-in-makefile
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print-%:
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@echo $* = $($*)
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