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Makefile
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#---------------------------------------------------------------------------------
.SUFFIXES:
#---------------------------------------------------------------------------------
PREFIX := arm-none-eabi-
export CC := $(PREFIX)gcc
export CXX := $(PREFIX)g++
export AS := $(PREFIX)as
export AR := $(PREFIX)gcc-ar
export OBJCOPY := $(PREFIX)objcopy
export STRIP := $(PREFIX)strip
export NM := $(PREFIX)gcc-nm
export RANLIB := $(PREFIX)gcc-ranlib
export FWPACK := $(CURDIR)/../tools/fwpack
ifeq ($(V),1)
SILENTMSG := @true
SILENTCMD :=
else
SILENTMSG := @echo
SILENTCMD := @
endif
#---------------------------------------------------------------------------------
%.a:
#---------------------------------------------------------------------------------
$(SILENTMSG) $(notdir $@)
@rm -f $@
$(SILENTCMD)$(AR) -rc $@ $^
#---------------------------------------------------------------------------------
%.o: %.cpp
$(SILENTMSG) $(notdir $<)
#$(ADD_COMPILE_COMMAND) add $(CXX) "$(CPPFLAGS) $(CXXFLAGS) -c $< -o $@" $<
$(SILENTCMD)$(CXX) -MMD -MP -MF $(DEPSDIR)/$*.d $(CPPFLAGS) $(CXXFLAGS) -c $< -o $@ $(ERROR_FILTER)
#---------------------------------------------------------------------------------
%.o: %.c
$(SILENTMSG) $(notdir $<)
$(SILENTCMD)$(CC) -MMD -MP -MF $(DEPSDIR)/$*.d $(CPPFLAGS) $(CFLAGS) -c $< -o $@ $(ERROR_FILTER)
#$(ADD_COMPILE_COMMAND) add $(CC) "$(CPPFLAGS) $(CFLAGS) -c $< -o $@" $<
#---------------------------------------------------------------------------------
%.o: %.m
$(SILENTMSG) $(notdir $<)
#$(ADD_COMPILE_COMMAND) add $(CC) "$(CPPFLAGS) $(OBJCFLAGS) -c $< -o $@" $<
$(SILENTCMD)$(CC) -MMD -MP -MF $(DEPSDIR)/$*.d $(CPPFLAGS) $(OBJCFLAGS) -c $< -o $@ $(ERROR_FILTER)
#---------------------------------------------------------------------------------
%.o: %.s
$(SILENTMSG) $(notdir $<)
#$(ADD_COMPILE_COMMAND) add $(CC) "-x assembler-with-cpp $(CPPFLAGS) $(ASFLAGS) -c $< -o $@" $<
$(SILENTCMD)$(CC) -MMD -MP -MF $(DEPSDIR)/$*.d -x assembler-with-cpp $(CPPFLAGS) $(ASFLAGS) -c $< -o $@ $(ERROR_FILTER)
#---------------------------------------------------------------------------------
%.o: %.S
$(SILENTMSG) $(notdir $<)
#$(ADD_COMPILE_COMMAND) add $(CC) "-x assembler-with-cpp $(CPPFLAGS) $(ASFLAGS) -c $< -o $@" $<
$(SILENTCMD)$(CC) -MMD -MP -MF $(DEPSDIR)/$*.d -x assembler-with-cpp $(CPPFLAGS) $(ASFLAGS) -c $< -o $@ $(ERROR_FILTER)
#---------------------------------------------------------------------------------
# TARGET is the name of the output
# BUILD is the directory where object files & intermediate files will be placed
# SOURCES is a list of directories containing source code
# INCLUDES is a list of directories containing extra header files
#---------------------------------------------------------------------------------
SOURCEDIRS := ${shell find source -type d -print}
TARGET := $(shell basename $(CURDIR))
BUILD := build
SOURCES := $(SOURCEDIRS) data
INCLUDES := source build
#---------------------------------------------------------------------------------
# options for code generation
#---------------------------------------------------------------------------------
ARCH := -marm
CFLAGS := -g -Wall -O2\
-march=armv5te -mtune=arm926ej-s -fomit-frame-pointer\
-ffast-math \
$(ARCH)
CFLAGS += $(INCLUDE) -DARM9
CXXFLAGS := $(CFLAGS) -fno-rtti -fno-exceptions
ASFLAGS := -g $(ARCH)
LDFLAGS = -T $(CURDIR)/../melon.ld -g $(ARCH) -nostartfiles -Wl,-Map,$(notdir $*.map)
# NOTE: -g in CFLAGS ASFLAGS LDFLAGS
#---------------------------------------------------------------------------------
# any extra libraries we wish to link with the project
#---------------------------------------------------------------------------------
LIBS :=
#---------------------------------------------------------------------------------
# list of directories containing libraries, this must be the top level containing
# include and lib
#---------------------------------------------------------------------------------
LIBDIRS :=
#---------------------------------------------------------------------------------
# no real need to edit anything past this point unless you need to add additional
# rules for different file extensions
#---------------------------------------------------------------------------------
ifneq ($(BUILD),$(notdir $(CURDIR)))
#---------------------------------------------------------------------------------
export OUTPUT := $(CURDIR)/$(TARGET)
export VPATH := $(CURDIR)
export DEPSDIR := $(CURDIR)/$(BUILD)
CFILES := $(foreach dir,$(SOURCES),$(wildcard $(dir)/*.c))
CPPFILES := $(foreach dir,$(SOURCES),$(wildcard $(dir)/*.cpp))
SFILES := $(foreach dir,$(SOURCES),$(wildcard $(dir)/*.s))
BINFILES := $(foreach dir,$(SOURCES),$(wildcard $(dir)/*.bin))
#---------------------------------------------------------------------------------
# use CXX for linking C++ projects, CC for standard C
#---------------------------------------------------------------------------------
ifeq ($(strip $(CPPFILES)),)
#---------------------------------------------------------------------------------
export LD := $(CC)
#---------------------------------------------------------------------------------
else
#---------------------------------------------------------------------------------
export LD := $(CXX)
#---------------------------------------------------------------------------------
endif
#---------------------------------------------------------------------------------
export OFILES := $(BINFILES:.bin=.o) \
$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
-I$(CURDIR)/$(BUILD)
export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
.PHONY: all $(BUILD) fwpack clean
all: $(BUILD)
#---------------------------------------------------------------------------------
$(BUILD):
@[ -d $@ ] || mkdir -p $@
for dir in $(SOURCES); do mkdir -p $(BUILD)/$$dir; done
@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
fwpack:
@echo making fwpack...
@gcc ./tools/fwpack.c -o ./tools/fwpack
#---------------------------------------------------------------------------------
clean:
@echo clean ...
@rm -fr $(BUILD) $(TARGET).elf $(TARGET).bin
#---------------------------------------------------------------------------------
else
DEPENDS := $(OFILES:.o=.d)
#---------------------------------------------------------------------------------
# main targets
#---------------------------------------------------------------------------------
$(OUTPUT).fw : $(OUTPUT).bin
$(OUTPUT).bin : $(OUTPUT).elf
$(OUTPUT).elf : $(OFILES)
#---------------------------------------------------------------------------------
%.elf:
$(SILENTMSG) linking $(notdir $@)
#$(ADD_COMPILE_COMMAND) end
$(SILENTCMD)$(LD) $(LDFLAGS) $(OFILES) $(LIBPATHS) $(LIBS) -o $@
#---------------------------------------------------------------------------------
%.bin : %.elf
$(SILENTMSG) making $(notdir $@)
$(SILENTCMD)$(OBJCOPY) $< -O binary $@
#---------------------------------------------------------------------------------
%.fw : %.bin
$(SILENTMSG) packing $(notdir $@)
$(SILENTCMD)$(FWPACK) LVC_=$< WIFI=../wlfirmware.bin WNVR=../wlnvram.bin $@
#$(SILENTCMD)$(FWPACK) LVC_=$< WIFI=../wlfirmware1.bin WNVR=../wlnvram.bin $@
-include $(DEPENDS)
#---------------------------------------------------------------------------------------
endif
#---------------------------------------------------------------------------------------