148 lines
5.4 KiB
Makefile
148 lines
5.4 KiB
Makefile
#-------------------------------------------------------------------------------
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.SUFFIXES:
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#-------------------------------------------------------------------------------
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ifeq ($(strip $(DEVKITPRO)),)
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$(error "Please set DEVKITPRO in your environment. export DEVKITPRO=<path to>/devkitpro")
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endif
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TOPDIR ?= $(CURDIR)
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#---------------------------------------------------------------------------------
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# iosu_rules
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#---------------------------------------------------------------------------------
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ifeq ($(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)/base_rules
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export OBJDUMP := $(PREFIX)objdump
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MACHDEP = -DSTARBUCK -mbig-endian -mcpu=arm926ej-s -msoft-float -mfloat-abi=soft
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%.elf:
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@echo linking ... $(notdir $@)
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$(SILENTCMD)$(LD) $(LDFLAGS) $(OFILES) $(LIBPATHS) $(LIBS) -o $@
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#---------------------------------------------------------------------------------
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#---------------------------------------------------------------------------------
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# TARGET is the name of the output
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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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#---------------------------------------------------------------------------------
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TARGET := $(notdir $(CURDIR))
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BUILD := build
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SOURCES := source
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DATA := data
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INCLUDES := source
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#---------------------------------------------------------------------------------
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# options for code generation
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#---------------------------------------------------------------------------------
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CFLAGS := -Wall -Wextra -std=gnu11 -Os $(MACHDEP) $(INCLUDE) -fno-builtin
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ASFLAGS := $(MACHDEP)
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LDFLAGS := -nostartfiles -nodefaultlibs -mbig-endian \
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-Wl,-L $(TOPDIR) -Wl,-Map,$(notdir $*.map),-T $(TOPDIR)/link.ld -flto
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LIBS := -lgcc
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#-------------------------------------------------------------------------------
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# list of directories containing libraries, this must be the top level
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# containing include and lib
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#-------------------------------------------------------------------------------
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LIBDIRS := $(DEVKITPRO)/wut/usr
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#---------------------------------------------------------------------------------
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# no real need to edit anything past this point unless you need to add additional
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# rules for different file extensions
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#---------------------------------------------------------------------------------
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ifneq ($(BUILD),$(notdir $(CURDIR)))
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#---------------------------------------------------------------------------------
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export TARGETNAME := $(TARGET)
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export OUTPUT := $(CURDIR)/$(TARGET)
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export TOPDIR := $(CURDIR)
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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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SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
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BINFILES := $(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
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export LD := $(CC)
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export OFILES_BIN := $(addsuffix .o,$(BINFILES))
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export OFILES_SRC := $(SFILES:.s=.o) $(CFILES:.c=.o)
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export OFILES := $(OFILES_BIN) $(OFILES_SRC)
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export HFILES_BIN := $(addsuffix .h,$(subst .,_,$(BINFILES)))
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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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@$(shell [ ! -d $(BUILD) ] && mkdir -p $(BUILD))
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@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
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#---------------------------------------------------------------------------------
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clean:
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@echo clean ...
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@rm -fr $(BUILD) $(TARGET).elf $(TARGET).bin $(TARGET).bin.h $(TARGET)_syms.h
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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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all : $(OUTPUT).bin.h $(OUTPUT)_syms.h
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$(OUTPUT).elf : $(OFILES)
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$(OUTPUT).bin: $(OUTPUT).elf
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@echo "built ... $(notdir $@)"
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@$(OBJCOPY) -j .text -j .rodata -j .data -O binary $(OUTPUT).elf $@
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$(OUTPUT).bin.h: $(OUTPUT).bin
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@raw2c $<
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@cp $(TARGETNAME).c $@
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$(OUTPUT)_syms.h: $(OUTPUT).elf
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@echo "#ifndef $(TARGETNAME)_SYMS_H" > $@
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@echo "#define $(TARGETNAME)_SYMS_H" >> $@
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@$(OBJDUMP) -EB -t -marm $(OUTPUT).elf | grep 'g F .text' | grep -v '.hidden' | awk '{print "#define " $$6 " 0x" $$1}' >> $@
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@$(OBJDUMP) -EB -t -marm $(OUTPUT).elf | grep -e 'g .text' -e '_bss_' | awk '{print "#define " $$5 " 0x" $$1}' >> $@
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@$(OBJDUMP) -EB -t -marm $(OUTPUT).elf | grep 'g O .fn_hook_bufs' | awk '{print "#define " $$6 " 0x" $$1}' >> $@
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@echo "#endif" >> $@
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$(OFILES_SRC) : $(HFILES_BIN)
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#-------------------------------------------------------------------------------
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# you need a rule like this for each extension you use as binary data
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#-------------------------------------------------------------------------------
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%.bin.o %_bin.h : %.bin
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#-------------------------------------------------------------------------------
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@echo $(notdir $<)
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@$(bin2o)
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-include $(DEPENDS)
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#---------------------------------------------------------------------------------------
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endif
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#---------------------------------------------------------------------------------------
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