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Diffstat (limited to 'tmk_core/rules.mk')
| -rw-r--r-- | tmk_core/rules.mk | 388 |
1 files changed, 388 insertions, 0 deletions
diff --git a/tmk_core/rules.mk b/tmk_core/rules.mk new file mode 100644 index 000000000..b7cb0a559 --- /dev/null +++ b/tmk_core/rules.mk @@ -0,0 +1,388 @@ +# Hey Emacs, this is a -*- makefile -*- +#---------------------------------------------------------------------------- +# WinAVR Makefile Template written by Eric B. Weddington, Jg Wunsch, et al. +# +# Released to the Public Domain +# +# Additional material for this makefile was written by: +# Peter Fleury +# Tim Henigan +# Colin O'Flynn +# Reiner Patommel +# Markus Pfaff +# Sander Pool +# Frederik Rouleau +# Carlos Lamas +# + +# Enable vpath seraching for source files only +# Without this, output files, could be read from the wrong .build directories +VPATH_SRC := $(VPATH) +vpath %.c $(VPATH_SRC) +vpath %.h $(VPATH_SRC) +vpath %.cpp $(VPATH_SRC) +vpath %.cc $(VPATH_SRC) +vpath %.hpp $(VPATH_SRC) +vpath %.S $(VPATH_SRC) +VPATH := + +# Convert all SRC to OBJ +define OBJ_FROM_SRC +$(patsubst %.c,$1/%.o,$(patsubst %.cpp,$1/%.o,$(patsubst %.cc,$1/%.o,$(patsubst %.S,$1/%.o,$($1_SRC))))) +endef +$(foreach OUTPUT,$(OUTPUTS),$(eval $(OUTPUT)_OBJ +=$(call OBJ_FROM_SRC,$(OUTPUT)))) + +# Define a list of all objects +OBJ := $(foreach OUTPUT,$(OUTPUTS),$($(OUTPUT)_OBJ)) + +MASTER_OUTPUT := $(firstword $(OUTPUTS)) + + + +# Output format. (can be srec, ihex, binary) +FORMAT = ihex + +# Optimization level, can be [0, 1, 2, 3, s]. +# 0 = turn off optimization. s = optimize for size. +# (Note: 3 is not always the best optimization level. See avr-libc FAQ.) +OPT = s + +AUTOGEN ?= false + + +# Compiler flag to set the C Standard level. +# c89 = "ANSI" C +# gnu89 = c89 plus GCC extensions +# c99 = ISO C99 standard (not yet fully implemented) +# gnu99 = c99 plus GCC extensions +CSTANDARD = -std=gnu99 + + +# Place -D or -U options here for C sources +#CDEFS += + + +# Place -D or -U options here for ASM sources +#ADEFS += + + +# Place -D or -U options here for C++ sources +#CPPDEFS += -D__STDC_LIMIT_MACROS +#CPPDEFS += -D__STDC_CONSTANT_MACROS +#CPPDEFS += + + + + +#---------------- Compiler Options C ---------------- +# -g*: generate debugging information +# -O*: optimization level +# -f...: tuning, see GCC manual and avr-libc documentation +# -Wall...: warning level +# -Wa,...: tell GCC to pass this to the assembler. +# -adhlns...: create assembler listing +CFLAGS += -g$(DEBUG) +CFLAGS += $(CDEFS) +CFLAGS += -O$(OPT) +# add color +ifeq ($(COLOR),true) +ifeq ("$(shell echo "int main(){}" | $(CC) -fdiagnostics-color -x c - -o /dev/null 2>&1)", "") + CFLAGS+= -fdiagnostics-color +endif +endif +CFLAGS += -Wall +CFLAGS += -Wstrict-prototypes +ifneq ($(strip $(ALLOW_WARNINGS)), yes) + CFLAGS += -Werror +endif +#CFLAGS += -mshort-calls +#CFLAGS += -fno-unit-at-a-time +#CFLAGS += -Wundef +#CFLAGS += -Wunreachable-code +#CFLAGS += -Wsign-compare +CFLAGS += -Wa,-adhlns=$(@:%.o=%.lst) +CFLAGS += $(CSTANDARD) + + +#---------------- Compiler Options C++ ---------------- +# -g*: generate debugging information +# -O*: optimization level +# -f...: tuning, see GCC manual and avr-libc documentation +# -Wall...: warning level +# -Wa,...: tell GCC to pass this to the assembler. +# -adhlns...: create assembler listing +CPPFLAGS += -g$(DEBUG) +CPPFLAGS += $(CPPDEFS) +CPPFLAGS += -O$(OPT) +# to supress "warning: only initialized variables can be placed into program memory area" +CPPFLAGS += -w +CPPFLAGS += -Wall +CPPFLAGS += -Wundef +ifneq ($(strip $(ALLOW_WARNINGS)), yes) + CPPFLAGS += -Werror +endif +#CPPFLAGS += -mshort-calls +#CPPFLAGS += -fno-unit-at-a-time +#CPPFLAGS += -Wstrict-prototypes +#CPPFLAGS += -Wunreachable-code +#CPPFLAGS += -Wsign-compare +CPPFLAGS += -Wa,-adhlns=$(@:%.o=%.lst) +#CPPFLAGS += $(CSTANDARD) + +#---------------- Assembler Options ---------------- +# -Wa,...: tell GCC to pass this to the assembler. +# -adhlns: create listing +# -gstabs: have the assembler create line number information; note that +# for use in COFF files, additional information about filenames +# and function names needs to be present in the assembler source +# files -- see avr-libc docs [FIXME: not yet described there] +# -listing-cont-lines: Sets the maximum number of continuation lines of hex +# dump that will be displayed for a given single line of source input. +ASFLAGS += $(ADEFS) +ASFLAGS += -Wa,-adhlns=$(@:%.o=%.lst),-gstabs,--listing-cont-lines=100 + +#---------------- Library Options ---------------- +# Minimalistic printf version +PRINTF_LIB_MIN = -Wl,-u,vfprintf -lprintf_min + +# Floating point printf version (requires MATH_LIB = -lm below) +PRINTF_LIB_FLOAT = -Wl,-u,vfprintf -lprintf_flt + +# If this is left blank, then it will use the Standard printf version. +PRINTF_LIB = +#PRINTF_LIB = $(PRINTF_LIB_MIN) +#PRINTF_LIB = $(PRINTF_LIB_FLOAT) + + +# Minimalistic scanf version +SCANF_LIB_MIN = -Wl,-u,vfscanf -lscanf_min + +# Floating point + %[ scanf version (requires MATH_LIB = -lm below) +SCANF_LIB_FLOAT = -Wl,-u,vfscanf -lscanf_flt + +# If this is left blank, then it will use the Standard scanf version. +SCANF_LIB = +#SCANF_LIB = $(SCANF_LIB_MIN) +#SCANF_LIB = $(SCANF_LIB_FLOAT) + + +MATH_LIB = -lm +CREATE_MAP ?= yes + + +#---------------- Linker Options ---------------- +# -Wl,...: tell GCC to pass this to linker. +# -Map: create map file +# --cref: add cross reference to map file +# +# Comennt out "--relax" option to avoid a error such: +# (.vectors+0x30): relocation truncated to fit: R_AVR_13_PCREL against symbol `__vector_12' +# + +ifeq ($(CREATE_MAP),yes) + LDFLAGS += -Wl,-Map=$(BUILD_DIR)/$(TARGET).map,--cref +endif +#LDFLAGS += -Wl,--relax +LDFLAGS += $(EXTMEMOPTS) +LDFLAGS += $(patsubst %,-L%,$(EXTRALIBDIRS)) +LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB) +#LDFLAGS += -T linker_script.x +# You can give EXTRALDFLAGS at 'make' command line. +LDFLAGS += $(EXTRALDFLAGS) + +# Define programs and commands. +SHELL = sh +REMOVE = rm -f +REMOVEDIR = rmdir +COPY = cp +WINSHELL = cmd +SECHO = $(SILENT) || echo + + +# Compiler flags to generate dependency files. +#GENDEPFLAGS = -MMD -MP -MF .dep/$(@F).d +GENDEPFLAGS = -MMD -MP -MF $(patsubst %.o,%.td,$@) + + +# Combine all necessary flags and optional flags. +# Add target processor to flags. +# You can give extra flags at 'make' command line like: make EXTRAFLAGS=-DFOO=bar +ALL_CFLAGS = $(MCUFLAGS) $(CFLAGS) $(EXTRAFLAGS) +ALL_CPPFLAGS = $(MCUFLAGS) -x c++ $(CPPFLAGS) $(EXTRAFLAGS) +ALL_ASFLAGS = $(MCUFLAGS) -x assembler-with-cpp $(ASFLAGS) $(EXTRAFLAGS) + +MOVE_DEP = mv -f $(patsubst %.o,%.td,$@) $(patsubst %.o,%.d,$@) + + +elf: $(BUILD_DIR)/$(TARGET).elf +hex: $(BUILD_DIR)/$(TARGET).hex +eep: $(BUILD_DIR)/$(TARGET).eep +lss: $(BUILD_DIR)/$(TARGET).lss +sym: $(BUILD_DIR)/$(TARGET).sym +LIBNAME=lib$(TARGET).a +lib: $(LIBNAME) + +# Display size of file. +HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex +#ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf +ELFSIZE = $(SIZE) $(BUILD_DIR)/$(TARGET).elf + +sizebefore: + @if test -f $(TARGET).hex; then $(SECHO) $(MSG_SIZE_BEFORE); $(SILENT) || $(HEXSIZE); \ + 2>/dev/null; $(SECHO); fi + +sizeafter: $(BUILD_DIR)/$(TARGET).hex + @if test -f $(TARGET).hex; then $(SECHO); $(SECHO) $(MSG_SIZE_AFTER); $(SILENT) || $(HEXSIZE); \ + 2>/dev/null; $(SECHO); fi + # test file sizes eventually + # @if [[ $($(SIZE) --target=$(FORMAT) $(TARGET).hex | $(AWK) 'NR==2 {print "0x"$5}') -gt 0x200 ]]; then $(SECHO) "File is too big!"; fi + +# Display compiler version information. +gccversion : + @$(SILENT) || $(CC) --version + +# Create final output files (.hex, .eep) from ELF output file. +%.hex: %.elf + @$(SILENT) || printf "$(MSG_FLASH) $@" | $(AWK_CMD) + $(eval CMD=$(HEX) $< $@) + @$(BUILD_CMD) + @if $(AUTOGEN); then \ + $(SILENT) || printf "Copying $(TARGET).hex to keymaps/$(KEYMAP)/$(KEYBOARD)_$(KEYMAP).hex\n"; \ + $(COPY) $@ $(KEYMAP_PATH)/$(KEYBOARD)_$(KEYMAP).hex; \ + else \ + $(COPY) $@ $(TARGET).hex; \ + fi + +%.eep: %.elf + @$(SILENT) || printf "$(MSG_EEPROM) $@" | $(AWK_CMD) + $(eval CMD=$(EEP) $< $@ || exit 0) + @$(BUILD_CMD) + +# Create extended listing file from ELF output file. +%.lss: %.elf + @$(SILENT) || printf "$(MSG_EXTENDED_LISTING) $@" | $(AWK_CMD) + $(eval CMD=$(OBJDUMP) -h -S -z $< > $@) + @$(BUILD_CMD) + +# Create a symbol table from ELF output file. +%.sym: %.elf + @$(SILENT) || printf "$(MSG_SYMBOL_TABLE) $@" | $(AWK_CMD) + $(eval CMD=$(NM) -n $< > $@ ) + @$(BUILD_CMD) + +%.bin: %.elf + @$(SILENT) || printf "$(MSG_BIN) $@" | $(AWK_CMD) + $(eval CMD=$(BIN) $< $@ || exit 0) + @$(BUILD_CMD) + +BEGIN = gccversion sizebefore + +# Link: create ELF output file from object files. +.SECONDARY : $(BUILD_DIR)/$(TARGET).elf +.PRECIOUS : $(OBJ) +# Note the obj.txt depeendency is there to force linking if a source file is deleted +%.elf: $(OBJ) $(MASTER_OUTPUT)/cflags.txt $(MASTER_OUTPUT)/ldflags.txt $(MASTER_OUTPUT)/obj.txt | $(BEGIN) + @$(SILENT) || printf "$(MSG_LINKING) $@" | $(AWK_CMD) + $(eval CMD=$(CC) $(ALL_CFLAGS) $(filter-out %.txt,$^) --output $@ $(LDFLAGS)) + @$(BUILD_CMD) + + +define GEN_OBJRULE +$1_INCFLAGS := $$(patsubst %,-I%,$$($1_INC)) +ifdef $1_CONFIG +$1_CONFIG_FLAGS += -include $$($1_CONFIG) +endif +$1_CFLAGS = $$(ALL_CFLAGS) $$($1_DEFS) $$($1_INCFLAGS) $$($1_CONFIG_FLAGS) +$1_CPPFLAGS= $$(ALL_CPPFLAGS) $$($1_DEFS) $$($1_INCFLAGS) $$($1_CONFIG_FLAGS) +$1_ASFLAGS= $$(ALL_ASFLAGS) $$($1_DEFS) $$($1_INCFLAGS) $$($1_CONFIG_FLAGS) + +# Compile: create object files from C source files. +$1/%.o : %.c $1/%.d $1/cflags.txt $1/compiler.txt | $(BEGIN) + @mkdir -p $$(@D) + @$$(SILENT) || printf "$$(MSG_COMPILING) $$<" | $$(AWK_CMD) + $$(eval CMD := $$(CC) -c $$($1_CFLAGS) $$(GENDEPFLAGS) $$< -o $$@ && $$(MOVE_DEP)) + @$$(BUILD_CMD) + +# Compile: create object files from C++ source files. +$1/%.o : %.cpp $1/%.d $1/cppflags.txt $1/compiler.txt | $(BEGIN) + @mkdir -p $$(@D) + @$$(SILENT) || printf "$$(MSG_COMPILING_CPP) $$<" | $$(AWK_CMD) + $$(eval CMD=$$(CC) -c $$($1_CPPFLAGS) $$(GENDEPFLAGS) $$< -o $$@ && $$(MOVE_DEP)) + @$$(BUILD_CMD) + +$1/%.o : %.cc $1/%.d $1/cppflags.txt $1/compiler.txt | $(BEGIN) + @mkdir -p $$(@D) + @$$(SILENT) || printf "$$(MSG_COMPILING_CPP) $$<" | $$(AWK_CMD) + $$(eval CMD=$$(CC) -c $$($1_CPPFLAGS) $$(GENDEPFLAGS) $$< -o $$@ && $$(MOVE_DEP)) + @$$(BUILD_CMD) + +# Assemble: create object files from assembler source files. +$1/%.o : %.S $1/asflags.txt $1/compiler.txt | $(BEGIN) + @mkdir -p $$(@D) + @$(SILENT) || printf "$$(MSG_ASSEMBLING) $$<" | $$(AWK_CMD) + $$(eval CMD=$$(CC) -c $$($1_ASFLAGS) $$< -o $$@) + @$$(BUILD_CMD) + +$1/force: + +$1/cflags.txt: $1/force + echo '$$($1_CFLAGS)' | cmp -s - $$@ || echo '$$($1_CFLAGS)' > $$@ + +$1/cppflags.txt: $1/force + echo '$$($1_CPPFLAGS)' | cmp -s - $$@ || echo '$$($1_CPPFLAGS)' > $$@ + +$1/asflags.txt: $1/force + echo '$$($1_ASFLAGS)' | cmp -s - $$@ || echo '$$($1_ASFLAGS)' > $$@ + +$1/compiler.txt: $1/force + $$(CC) --version | cmp -s - $$@ || $$(CC) --version > $$@ +endef + +.PRECIOUS: $(MASTER_OUTPUT)/obj.txt +$(MASTER_OUTPUT)/obj.txt: $(MASTER_OUTPUT)/force + echo '$(OBJ)' | cmp -s - $@ || echo '$(OBJ)' > $@ + +.PRECIOUS: $(MASTER_OUTPUT)/ldflags.txt +$(MASTER_OUTPUT)/ldflags.txt: $(MASTER_OUTPUT)/force + echo '$(LDFLAGS)' | cmp -s - $@ || echo '$(LDFLAGS)' > $@ + + +# We have to use static rules for the .d files for some reason +DEPS = $(patsubst %.o,%.d,$(OBJ)) +# Keep the .d files +.PRECIOUS: $(DEPS) +# Empty rule to force recompilation if the .d file is missing +$(DEPS): + + +$(foreach OUTPUT,$(OUTPUTS),$(eval $(call GEN_OBJRULE,$(OUTPUT)))) + +# Create preprocessed source for use in sending a bug report. +%.i : %.c | $(BEGIN) + $(CC) -E -mmcu=$(MCU) $(CFLAGS) $< -o $@ + +# Target: clean project. +clean: + $(foreach OUTPUT,$(OUTPUTS), $(REMOVE) -r $(OUTPUT) 2>/dev/null) + $(REMOVE) $(BUILD_DIR)/$(TARGET).* + +show_path: + @echo VPATH=$(VPATH) + @echo SRC=$(SRC) + @echo OBJ=$(OBJ) + +# Create build directory +$(shell mkdir -p $(BUILD_DIR) 2>/dev/null) + +# Create object files directory +$(eval $(foreach OUTPUT,$(OUTPUTS),$(shell mkdir -p $(OUTPUT) 2>/dev/null))) + +# Include the dependency files. +-include $(patsubst %.o,%.d,$(OBJ)) + + +# Listing of phony targets. +.PHONY : all finish sizebefore sizeafter gccversion \ +build elf hex eep lss sym coff extcoff \ +clean clean_list debug gdb-config show_path \ +program teensy dfu flip dfu-ee flip-ee dfu-start
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