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Makefile
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Makefile
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#---------------------------------------------------------------------------------
.SUFFIXES:
#---------------------------------------------------------------------------------
ifeq ($(strip $(DEVKITARM)),)
$(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM)
endif
-include $(DEVKITARM)/ds_rules
#---------------------------------------------------------------------------------
# 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
#---------------------------------------------------------------------------------
TARGET := load
BUILD ?= build
SOURCES := source source/patches
INCLUDES := build
SPECS := specs
#---------------------------------------------------------------------------------
# options for code generation
#---------------------------------------------------------------------------------
ARCH := -mthumb -mthumb-interwork -march=armv4t -mtune=arm7tdmi
CFLAGS := -g -Wall -Os \
-ffunction-sections -fdata-sections \
$(ARCH)
CFLAGS += $(INCLUDE) $(EXTRA_CFLAGS) -DARM7
ASFLAGS := -g $(ARCH) $(EXTRA_CFLAGS) $(INCLUDE)
LDFLAGS = -nostartfiles -T $(TOPDIR)/load.ld -Wl,--no-warn-rwx-segments,--nmagic,--gc-sections -g $(ARCH) -Wl,-Map,$(TARGET).map
LIBS := -lnds7 -lcalico_ds7
#---------------------------------------------------------------------------------
# list of directories containing libraries, this must be the top level containing
# include and lib
#---------------------------------------------------------------------------------
LIBDIRS := $(LIBNDS)
#---------------------------------------------------------------------------------
# no real need to edit anything past this point unless you need to add additional
# rules for different file extensions
#---------------------------------------------------------------------------------
ifneq ($(BUILD),$(notdir $(CURDIR)))
#---------------------------------------------------------------------------------
export TOPDIR := $(CURDIR)
export LOADBIN ?= $(CURDIR)/$(TARGET).bin
export LOADELF := $(CURDIR)/$(TARGET).elf
export DEPSDIR := $(CURDIR)/$(BUILD)
export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir))
export CC := $(PREFIX)gcc
export CXX := $(PREFIX)g++
export AR := $(PREFIX)ar
export OBJCOPY := $(PREFIX)objcopy
CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
export OFILES := $(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)
#---------------------------------------------------------------------------------
# use CC for linking standard C
#---------------------------------------------------------------------------------
export LD := $(CC)
#---------------------------------------------------------------------------------
.PHONY: $(BUILD) clean
#---------------------------------------------------------------------------------
$(BUILD):
@[ -d $@ ] || mkdir -p $@
@$(MAKE) -C $(BUILD) -f $(CURDIR)/Makefile
#---------------------------------------------------------------------------------
clean:
@echo clean ...
@rm -fr $(BUILD) *.elf *.bin
#---------------------------------------------------------------------------------
else
DEPENDS := $(OFILES:.o=.d)
#---------------------------------------------------------------------------------
# main targets
#---------------------------------------------------------------------------------
$(LOADBIN) : $(LOADELF)
@$(OBJCOPY) -O binary $< $@
@echo built ... $(notdir $@)
$(LOADELF) : $(OFILES)
@echo linking $(notdir $@)
@$(LD) $(LDFLAGS) $(OFILES) $(LIBPATHS) $(LIBS) -o $@
arm9mpu_reset.o: mpu_reset.bin
mpu_reset.bin: mpu_reset.elf
$(OBJCOPY) -O binary $< $@
mpu_reset.elf: $(TOPDIR)/arm9code/mpu_reset.s
$(CC) $(ASFLAGS) -Ttext=0 -x assembler-with-cpp -nostartfiles -nostdlib $< -o $@
-include $(DEPENDS)
#---------------------------------------------------------------------------------------
endif
#---------------------------------------------------------------------------------------