mirror of
https://github.com/isfshax/isfshax.git
synced 2024-06-29 06:46:06 +02:00
154 lines
5.5 KiB
Makefile
154 lines
5.5 KiB
Makefile
#---------------------------------------------------------------------------------
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.SUFFIXES:
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#---------------------------------------------------------------------------------
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ifeq ($(strip $(DEVKITARM)),)
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$(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
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endif
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include $(DEVKITARM)/ds_rules
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#---------------------------------------------------------------------------------
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# TARGET is the name of the output
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# BUILD is the directory where object files & intermediate files will be placed
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# SOURCES is a list of directories containing source code
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# DATA is a list of directories containing data files
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# INCLUDES is a list of directories containing header files
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# SPECS is the directory containing the important build and link files
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#---------------------------------------------------------------------------------
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export TARGET := stage2
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export BUILD ?= build
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R_SOURCES :=
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SOURCES := stage2 stage2/fatfs stage2/isfs
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R_INCLUDES :=
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INCLUDES := stage2
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DATA :=
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#---------------------------------------------------------------------------------
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# options for code generation
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#---------------------------------------------------------------------------------
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ARCH := -march=armv5te -mcpu=arm926ej-s -marm -mthumb-interwork -mbig-endian -mfloat-abi=soft
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DEFINES := -DCAN_HAZ_IRQ -D_GNU_SOURCE
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CFLAGS := -g -std=c11 -Wall -Wno-unused-function -O3 \
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-fomit-frame-pointer -ffunction-sections \
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$(ARCH)
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CFLAGS += $(INCLUDE) $(DEFINES) -fno-builtin-printf -Wno-nonnull
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CXXFLAGS := $(CFLAGS) -fno-rtti -fno-exceptions
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ASFLAGS := -g $(ARCH) $(DEFINES)
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LDFLAGS = -n -nostartfiles -g --specs=../stage2/link.specs $(ARCH) -Wl,--gc-sections,-Map,$(TARGET).map \
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-L$(DEVKITARM)/lib/gcc/arm-none-eabi/5.3.0/be -L$(DEVKITARM)/arm-none-eabi/lib/be
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LIBS :=
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#---------------------------------------------------------------------------------
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# list of directories containing libraries, this must be the top level containing
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# include and lib
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#---------------------------------------------------------------------------------
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LIBDIRS :=
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#---------------------------------------------------------------------------------
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# no real need to edit anything past this point unless you need to add additional
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# rules for different file extensions
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#---------------------------------------------------------------------------------
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ifneq ($(BUILD),$(notdir $(CURDIR)))
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#---------------------------------------------------------------------------------
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export ROOTDIR := $(CURDIR)
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export OUTPUT := $(CURDIR)/$(TARGET)
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SOURCES := $(SOURCES) $(foreach dir,$(R_SOURCES), $(dir) $(filter %/, $(wildcard $(dir)/*/)))
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INCLUDES := $(INCLUDES) $(foreach dir,$(R_INCLUDES), $(dir) $(filter %/, $(wildcard $(dir)/*/)))
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export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
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$(foreach dir,$(DATA),$(CURDIR)/$(dir))
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export DEPSDIR := $(CURDIR)/$(BUILD)
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CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
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CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
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SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.S)))
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BINFILES := $(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
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#---------------------------------------------------------------------------------
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# use CXX for linking C++ projects, CC for standard C
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#---------------------------------------------------------------------------------
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ifeq ($(strip $(CPPFILES)),)
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#---------------------------------------------------------------------------------
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export LD := $(CC)
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#---------------------------------------------------------------------------------
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else
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#---------------------------------------------------------------------------------
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export LD := $(CXX)
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#---------------------------------------------------------------------------------
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endif
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#---------------------------------------------------------------------------------
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export OFILES := $(addsuffix .o,$(BINFILES)) \
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$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.S=.o)
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export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
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$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
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-I$(CURDIR)/$(BUILD)
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export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
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.PHONY: $(BUILD) clean all
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#---------------------------------------------------------------------------------
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all: $(BUILD)
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$(BUILD):
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@[ -d $@ ] || mkdir -p $@
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@$(MAKE) -C $(BUILD) -f $(CURDIR)/Makefile
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#---------------------------------------------------------------------------------
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clean:
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@echo clean ...
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@$(MAKE) -C $(ROOTDIR)/stage2ldr clean
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@rm -fr $(BUILD) $(OUTPUT).elf $(OUTPUT)-strip.elf $(OUTPUT).bin
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@rm -fr $(ROOTDIR)/superblock.img $(ROOTDIR)/superblock.img.sha
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#---------------------------------------------------------------------------------
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else
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DEPENDS := $(OFILES:.o=.d)
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#---------------------------------------------------------------------------------
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# main targets
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#---------------------------------------------------------------------------------
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ELFLOADER = $(ROOTDIR)/stage2ldr/stage2ldr.bin
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$(ROOTDIR)/superblock.img: $(OUTPUT).bin
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@echo $(notdir $@)
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@python3 $(ROOTDIR)/isfshax.py $< $@
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$(OUTPUT).bin: $(TARGET)-strip.elf $(ELFLOADER)
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@echo $(notdir $@)
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@cat $(ELFLOADER) $< > $@
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$(TARGET)-strip.elf: $(TARGET).elf
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@echo $(notdir $@)
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@$(STRIP) $< -o $@
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$(TARGET).elf: $(OFILES)
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$(ELFLOADER):
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@$(MAKE) -C $(ROOTDIR)/stage2ldr
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-include $(DEPENDS)
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#---------------------------------------------------------------------------------------
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endif
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#---------------------------------------------------------------------------------------
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