410 lines
13 KiB
Makefile
410 lines
13 KiB
Makefile
# Hey Emacs, this is a -*- makefile -*-
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#----------------------------------------------------------------------------
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# Enable vpath searching for source files only
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# Without this, output files, could be read from the wrong .build directories
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VPATH_SRC := $(VPATH)
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vpath %.c $(VPATH_SRC)
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vpath %.h $(VPATH_SRC)
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vpath %.cpp $(VPATH_SRC)
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vpath %.cc $(VPATH_SRC)
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vpath %.hpp $(VPATH_SRC)
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vpath %.S $(VPATH_SRC)
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VPATH :=
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# Helper to return the distinct elements of a list
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uniq = $(if $1,$(firstword $1) $(call uniq,$(filter-out $(firstword $1),$1)))
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# Convert all SRC to OBJ
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define OBJ_FROM_SRC
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$(patsubst %.c,$1/%.o,$(patsubst %.cpp,$1/%.o,$(patsubst %.cc,$1/%.o,$(patsubst %.S,$1/%.o,$(patsubst %.clib,$1/%.a,$($1_SRC))))))
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endef
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$(foreach OUTPUT,$(OUTPUTS),$(eval $(OUTPUT)_OBJ +=$(call OBJ_FROM_SRC,$(OUTPUT))))
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# Define a list of all objects
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OBJ := $(foreach OUTPUT,$(OUTPUTS),$($(OUTPUT)_OBJ))
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NO_LTO_OBJ := $(filter %.a,$(OBJ))
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MASTER_OUTPUT := $(firstword $(OUTPUTS))
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# Output format. (can be srec, ihex, binary)
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FORMAT = ihex
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# Optimization level, can be [0, 1, 2, 3, s].
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OPT ?= s
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# Compiler flag to set the C and C++ language standard level
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CSTANDARD = -std=gnu11
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CXXSTANDARD = -std=gnu++14
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# Speed up recompilations by opt-in usage of ccache
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USE_CCACHE ?= no
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ifneq ($(USE_CCACHE),no)
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CC_PREFIX ?= ccache
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endif
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#---------------- C Compiler Options ----------------
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ifeq ($(strip $(LTO_ENABLE)), yes)
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ifeq ($(PLATFORM),ARM_ATSAM)
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$(info Enabling LTO on arm_atsam-targeting boards is known to have a high likelihood of failure.)
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$(info If unsure, set LTO_ENABLE = no.)
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endif
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CDEFS += -flto
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CDEFS += -DLTO_ENABLE
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endif
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DEBUG_ENABLE ?= yes
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ifeq ($(strip $(SKIP_DEBUG_INFO)),yes)
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DEBUG_ENABLE=no
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endif
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ifeq ($(strip $(DEBUG_ENABLE)),yes)
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CFLAGS += -g$(DEBUG)
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endif
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CFLAGS += $(CDEFS)
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CFLAGS += -O$(OPT)
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# add color
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ifeq ($(COLOR),true)
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ifeq ("$(shell echo "int main(){}" | $(CC) -fdiagnostics-color -x c - -o /dev/null 2>&1)", "")
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CFLAGS+= -fdiagnostics-color
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endif
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endif
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CFLAGS += -Wall
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CFLAGS += -Wstrict-prototypes
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ifneq ($(strip $(ALLOW_WARNINGS)), yes)
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CFLAGS += -Werror
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endif
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CFLAGS += $(CSTANDARD)
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# This fixes lots of keyboards linking errors but SHOULDN'T BE A FINAL SOLUTION
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# Fixing of multiple variable definitions must be made.
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CFLAGS += -fcommon
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#---------------- C++ Compiler Options ----------------
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ifeq ($(strip $(DEBUG_ENABLE)),yes)
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CXXFLAGS += -g$(DEBUG)
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endif
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CXXFLAGS += $(CXXDEFS)
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CXXFLAGS += -O$(OPT)
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# to suppress "warning: only initialized variables can be placed into program memory area"
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CXXFLAGS += -w
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CXXFLAGS += -Wall
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CXXFLAGS += -Wundef
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ifneq ($(strip $(ALLOW_WARNINGS)), yes)
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CXXFLAGS += -Werror
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endif
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#---------------- Assembler Options ----------------
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ASFLAGS += $(ADEFS)
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ifeq ($(VERBOSE_AS_CMD),yes)
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ASFLAGS += -v
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endif
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#---------------- Linker Options ----------------
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CREATE_MAP ?= yes
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ifeq ($(CREATE_MAP),yes)
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LDFLAGS += -Wl,-Map=$(BUILD_DIR)/$(TARGET).map,--cref
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endif
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ifeq ($(VERBOSE_LD_CMD),yes)
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LDFLAGS += -v
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endif
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#LDFLAGS += -Wl,--relax
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LDFLAGS += $(EXTMEMOPTS)
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LDFLAGS += $(patsubst %,-L%,$(EXTRALIBDIRS))
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LDFLAGS += -lm
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# You can give EXTRALDFLAGS at 'make' command line.
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LDFLAGS += $(EXTRALDFLAGS)
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#---------------- Assembler Listings ----------------
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ADHLNS_ENABLE ?= no
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ifeq ($(ADHLNS_ENABLE),yes)
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# Avoid "Options to '-Xassembler' do not match" - only specify assembler options at LTO link time
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ifeq ($(strip $(LTO_ENABLE)), yes)
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LDFLAGS += -Wa,-adhlns=$(BUILD_DIR)/$(TARGET).lst
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else
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CFLAGS += -Wa,-adhlns=$(@:%.o=%.lst)
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CXXFLAGS += -Wa,-adhlns=$(@:%.o=%.lst)
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ifeq ($(strip $(DEBUG_ENABLE)),yes)
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ASFLAGS = -Wa,-adhlns=$(@:%.o=%.lst),-gstabs,--listing-cont-lines=100
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else
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ASFLAGS = -Wa,-adhlns=$(@:%.o=%.lst),--listing-cont-lines=100
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endif
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endif
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endif
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# Define programs and commands.
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SHELL = sh
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SED = sed
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REMOVE = rm -f
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REMOVEDIR = rmdir
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COPY = cp
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WINSHELL = cmd
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SECHO = $(SILENT) || echo
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MD5SUM ?= md5sum
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ifneq ($(filter Darwin FreeBSD,$(shell uname -s)),)
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MD5SUM = md5
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endif
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# UF2 format settings
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# To produce a UF2 file in your build, add to your keyboard's rules.mk:
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# FIRMWARE_FORMAT = uf2
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UF2CONV = $(TOP_DIR)/util/uf2conv.py
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UF2CONV_ARGS ?=
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UF2_FAMILY ?= 0x0
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# Compiler flags to generate dependency files.
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#GENDEPFLAGS = -MMD -MP -MF .dep/$(@F).d
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GENDEPFLAGS = -MMD -MP -MF $(patsubst %.o,%.td,$@)
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# Combine all necessary flags and optional flags.
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# Add target processor to flags.
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# You can give extra flags at 'make' command line like: make EXTRAFLAGS=-DFOO=bar
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ALL_CFLAGS = $(MCUFLAGS) $(CFLAGS) $(EXTRAFLAGS)
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ALL_CXXFLAGS = $(MCUFLAGS) -x c++ $(CXXFLAGS) $(EXTRAFLAGS)
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ALL_ASFLAGS = $(MCUFLAGS) -x assembler-with-cpp $(ASFLAGS) $(EXTRAFLAGS)
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define NO_LTO
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$(patsubst %.a,%.o,$1): NOLTO_CFLAGS += -fno-lto
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endef
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$(foreach LOBJ, $(NO_LTO_OBJ), $(eval $(call NO_LTO,$(LOBJ))))
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MOVE_DEP = mv -f $(patsubst %.o,%.td,$@) $(patsubst %.o,%.d,$@)
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# For a ChibiOS build, ensure that the board files have the hook overrides injected
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define BOARDSRC_INJECT_HOOKS
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$(INTERMEDIATE_OUTPUT)/$(patsubst %.c,%.o,$(patsubst ./%,%,$1)): INIT_HOOK_CFLAGS += -include $(TOP_DIR)/tmk_core/protocol/chibios/init_hooks.h
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endef
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$(foreach LOBJ, $(BOARDSRC), $(eval $(call BOARDSRC_INJECT_HOOKS,$(LOBJ))))
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# Add QMK specific flags
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DFU_SUFFIX ?= dfu-suffix
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DFU_SUFFIX_ARGS ?=
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elf: $(BUILD_DIR)/$(TARGET).elf
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hex: $(BUILD_DIR)/$(TARGET).hex
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uf2: $(BUILD_DIR)/$(TARGET).uf2
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cpfirmware: $(FIRMWARE_FORMAT)
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$(SILENT) || printf "Copying $(TARGET).$(FIRMWARE_FORMAT) to qmk_firmware folder" | $(AWK_CMD)
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$(COPY) $(BUILD_DIR)/$(TARGET).$(FIRMWARE_FORMAT) $(TARGET).$(FIRMWARE_FORMAT) && $(PRINT_OK)
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eep: $(BUILD_DIR)/$(TARGET).eep
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lss: $(BUILD_DIR)/$(TARGET).lss
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sym: $(BUILD_DIR)/$(TARGET).sym
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LIBNAME=lib$(TARGET).a
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lib: $(LIBNAME)
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# Display size of file, modifying the output so people don't mistakenly grab the hex output
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BINARY_SIZE = $(SIZE) --target=$(FORMAT) $(BUILD_DIR)/$(TARGET).hex | $(SED) -e 's/\.build\/.*$$/$(TARGET).$(FIRMWARE_FORMAT)/g'
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sizebefore:
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@if test -f $(BUILD_DIR)/$(TARGET).hex; then $(SECHO) $(MSG_SIZE_BEFORE); $(SILENT) || $(BINARY_SIZE); \
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2>/dev/null; $(SECHO); fi
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sizeafter: $(BUILD_DIR)/$(TARGET).hex
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@if test -f $(BUILD_DIR)/$(TARGET).hex; then $(SECHO); $(SECHO) $(MSG_SIZE_AFTER); $(SILENT) || $(BINARY_SIZE); \
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2>/dev/null; $(SECHO); fi
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# Display compiler version information.
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gccversion :
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@$(SILENT) || $(CC) --version
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# Create final output files (.hex, .eep) from ELF output file.
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%.hex: %.elf
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$(eval CMD=$(HEX) $< $@)
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#@$(SILENT) || printf "$(MSG_EXECUTING) '$(CMD)':\n"
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@$(SILENT) || printf "$(MSG_FLASH) $@" | $(AWK_CMD)
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@$(BUILD_CMD)
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%.uf2: %.elf
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$(eval CMD=$(HEX) $< $(BUILD_DIR)/$(TARGET).tmp && $(UF2CONV) $(UF2CONV_ARGS) $(BUILD_DIR)/$(TARGET).tmp --output $@ --convert --family $(UF2_FAMILY) >/dev/null 2>&1)
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#@$(SILENT) || printf "$(MSG_EXECUTING) '$(CMD)':\n"
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@$(SILENT) || printf "$(MSG_UF2) $@" | $(AWK_CMD)
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@$(BUILD_CMD)
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%.eep: %.elf
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$(eval CMD=$(EEP) $< $@ || exit 0)
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#@$(SILENT) || printf "$(MSG_EXECUTING) '$(CMD)':\n"
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@$(SILENT) || printf "$(MSG_EEPROM) $@" | $(AWK_CMD)
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@$(BUILD_CMD)
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# Create extended listing file from ELF output file.
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%.lss: %.elf
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$(eval CMD=$(OBJDUMP) -h -S -z $< > $@)
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#@$(SILENT) || printf "$(MSG_EXECUTING) '$(CMD)':\n"
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@$(SILENT) || printf "$(MSG_EXTENDED_LISTING) $@" | $(AWK_CMD)
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@$(BUILD_CMD)
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# Create a symbol table from ELF output file.
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%.sym: %.elf
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$(eval CMD=$(NM) -n $< > $@ )
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#@$(SILENT) || printf "$(MSG_EXECUTING) '$(CMD)':\n"
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@$(SILENT) || printf "$(MSG_SYMBOL_TABLE) $@" | $(AWK_CMD)
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@$(BUILD_CMD)
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%.bin: %.elf
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$(eval CMD=$(BIN) $< $@ || exit 0)
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#@$(SILENT) || printf "$(MSG_EXECUTING) '$(CMD)':\n"
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@$(SILENT) || printf "$(MSG_BIN) $@" | $(AWK_CMD)
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@$(BUILD_CMD)
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if [ ! -z "$(DFU_SUFFIX_ARGS)" ]; then \
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$(DFU_SUFFIX) $(DFU_SUFFIX_ARGS) -a $(BUILD_DIR)/$(TARGET).bin 1>/dev/null ;\
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fi
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#$(SILENT) || printf "$(MSG_EXECUTING) '$(DFU_SUFFIX) $(DFU_SUFFIX_ARGS) -a $(BUILD_DIR)/$(TARGET).bin 1>/dev/null':\n" ;\
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$(COPY) $(BUILD_DIR)/$(TARGET).bin $(TARGET).bin;
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BEGIN = gccversion sizebefore
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# Link: create ELF output file from object files.
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.SECONDARY : $(BUILD_DIR)/$(TARGET).elf
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.PRECIOUS : $(OBJ)
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# Note the obj.txt depeendency is there to force linking if a source file is deleted
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%.elf: $(OBJ) $(MASTER_OUTPUT)/cflags.txt $(MASTER_OUTPUT)/ldflags.txt $(MASTER_OUTPUT)/obj.txt | $(BEGIN)
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@$(SILENT) || printf "$(MSG_LINKING) $@" | $(AWK_CMD)
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$(eval CMD=MAKE=$(MAKE) $(CC) $(ALL_CFLAGS) $(call uniq,$(OBJ)) --output $@ $(LDFLAGS))
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@$(BUILD_CMD)
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define GEN_OBJRULE
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$1_INCFLAGS := $$(patsubst %,-I%,$$($1_INC))
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ifdef $1_CONFIG
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$1_CONFIG_FLAGS += $$(patsubst %,-include %,$$($1_CONFIG))
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endif
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$1_CFLAGS = $$(ALL_CFLAGS) $$($1_DEFS) $$($1_INCFLAGS) $$($1_CONFIG_FLAGS) $$(NOLTO_CFLAGS)
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$1_CXXFLAGS = $$(ALL_CXXFLAGS) $$($1_DEFS) $$($1_INCFLAGS) $$($1_CONFIG_FLAGS) $$(NOLTO_CFLAGS)
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$1_ASFLAGS = $$(ALL_ASFLAGS) $$($1_DEFS) $$($1_INCFLAGS) $$($1_CONFIG_FLAGS)
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# Compile: create object files from C source files.
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$1/%.o : %.c $1/%.d $1/cflags.txt $1/compiler.txt | $(BEGIN)
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@mkdir -p $$(@D)
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@$$(SILENT) || printf "$$(MSG_COMPILING) $$<" | $$(AWK_CMD)
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$$(eval CC_EXEC := $$(CC))
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ifneq ($$(VERBOSE_C_CMD),)
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$$(if $$(filter $$(notdir $$(VERBOSE_C_CMD)),$$(notdir $$<)),$$(eval CC_EXEC += -v))
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endif
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ifneq ($$(VERBOSE_C_INCLUDE),)
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$$(if $$(filter $$(notdir $$(VERBOSE_C_INCLUDE)),$$(notdir $$<)),$$(eval CC_EXEC += -H))
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endif
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$$(eval CMD := $$(CC_EXEC) -c $$($1_CFLAGS) $$(INIT_HOOK_CFLAGS) $$(GENDEPFLAGS) $$< -o $$@ && $$(MOVE_DEP))
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@$$(BUILD_CMD)
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ifneq ($$(DUMP_C_MACROS),)
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$$(eval CMD := $$(CC) -E -dM $$($1_CFLAGS) $$(INIT_HOOK_CFLAGS) $$(GENDEPFLAGS) $$<)
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@$$(if $$(filter $$(notdir $$(DUMP_C_MACROS)),$$(notdir $$<)),$$(BUILD_CMD))
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endif
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# Compile: create object files from C++ source files.
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$1/%.o : %.cpp $1/%.d $1/cxxflags.txt $1/compiler.txt | $(BEGIN)
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@mkdir -p $$(@D)
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@$$(SILENT) || printf "$$(MSG_COMPILING_CXX) $$<" | $$(AWK_CMD)
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$$(eval CMD=$$(CC) -c $$($1_CXXFLAGS) $$(INIT_HOOK_CFLAGS) $$(GENDEPFLAGS) $$< -o $$@ && $$(MOVE_DEP))
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@$$(BUILD_CMD)
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$1/%.o : %.cc $1/%.d $1/cxxflags.txt $1/compiler.txt | $(BEGIN)
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@mkdir -p $$(@D)
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@$$(SILENT) || printf "$$(MSG_COMPILING_CXX) $$<" | $$(AWK_CMD)
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$$(eval CMD=$$(CC) -c $$($1_CXXFLAGS) $$(INIT_HOOK_CFLAGS) $$(GENDEPFLAGS) $$< -o $$@ && $$(MOVE_DEP))
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@$$(BUILD_CMD)
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# Assemble: create object files from assembler source files.
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$1/%.o : %.S $1/asflags.txt $1/compiler.txt | $(BEGIN)
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@mkdir -p $$(@D)
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@$(SILENT) || printf "$$(MSG_ASSEMBLING) $$<" | $$(AWK_CMD)
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$$(eval CMD=$$(CC) -c $$($1_ASFLAGS) $$< -o $$@)
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@$$(BUILD_CMD)
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$1/%.a : $1/%.o
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@mkdir -p $$(@D)
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@$(SILENT) || printf "Archiving: $$<" | $$(AWK_CMD)
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$$(eval CMD=$$(AR) rcs $$@ $$<)
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@$$(BUILD_CMD)
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$1/force:
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$1/cflags.txt: $1/force
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echo '$$($1_CFLAGS)' | cmp -s - $$@ || echo '$$($1_CFLAGS)' > $$@
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$1/cxxflags.txt: $1/force
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echo '$$($1_CXXFLAGS)' | cmp -s - $$@ || echo '$$($1_CXXFLAGS)' > $$@
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$1/asflags.txt: $1/force
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echo '$$($1_ASFLAGS)' | cmp -s - $$@ || echo '$$($1_ASFLAGS)' > $$@
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$1/compiler.txt: $1/force
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test -f $$@ || touch $$@
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$$(CC) --version | cmp -s - $$@ || $$(CC) --version > $$@
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endef
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.PRECIOUS: $(MASTER_OUTPUT)/obj.txt
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$(MASTER_OUTPUT)/obj.txt: $(MASTER_OUTPUT)/force
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echo '$(OBJ)' | cmp -s - $@ || echo '$(OBJ)' > $@
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.PRECIOUS: $(MASTER_OUTPUT)/ldflags.txt
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$(MASTER_OUTPUT)/ldflags.txt: $(MASTER_OUTPUT)/force
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echo '$(LDFLAGS)' | cmp -s - $@ || echo '$(LDFLAGS)' > $@
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# We have to use static rules for the .d files for some reason
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DEPS = $(patsubst %.o,%.d,$(patsubst %.a,%.o,$(OBJ)))
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# Keep the .d files
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.PRECIOUS: $(DEPS)
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# Empty rule to force recompilation if the .d file is missing
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$(DEPS):
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$(foreach OUTPUT,$(OUTPUTS),$(eval $(call GEN_OBJRULE,$(OUTPUT))))
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# Create preprocessed source for use in sending a bug report.
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%.i : %.c | $(BEGIN)
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$(CC) -E -mmcu=$(MCU) $(CFLAGS) $< -o $@
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# Target: clean project.
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clean:
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$(foreach OUTPUT,$(OUTPUTS), $(REMOVE) -r $(OUTPUT) 2>/dev/null)
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$(REMOVE) $(BUILD_DIR)/$(TARGET).*
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show_path:
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@echo VPATH=$(VPATH)
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@echo SRC=$(SRC)
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@echo OBJ=$(OBJ)
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dump_vars: ERROR_IF_EMPTY=""
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dump_vars: ERROR_IF_NONBOOL=""
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dump_vars: ERROR_IF_UNSET=""
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dump_vars: CATASTROPHIC_ERROR=""
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dump_vars:
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@$(foreach V,$(sort $(.VARIABLES)),$(if $(filter-out environment% default automatic,$(origin $V)),$(info $V=$($V))))
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objs-size:
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for i in $(OBJ); do echo $$i; done | sort | xargs $(SIZE)
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# size check optionally implemented in its platform.mk
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check-size:
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check-md5:
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$(MD5SUM) $(BUILD_DIR)/$(TARGET).$(FIRMWARE_FORMAT)
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# Create build directory
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$(shell mkdir -p $(BUILD_DIR) 2>/dev/null)
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# Create object files directory
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$(eval $(foreach OUTPUT,$(OUTPUTS),$(shell mkdir -p $(OUTPUT) 2>/dev/null)))
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# Include the dependency files.
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-include $(patsubst %.o,%.d,$(patsubst %.a,%.o,$(OBJ)))
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# Listing of phony targets.
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.PHONY : all dump_vars finish sizebefore sizeafter qmkversion \
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gccversion build elf hex uf2 eep lss sym coff extcoff \
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clean clean_list debug gdb-config show_path \
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program teensy dfu dfu-ee dfu-start \
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flash dfu-split-left dfu-split-right \
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avrdude-split-left avrdude-split-right \
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avrdude-loop usbasp
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