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AS := $(DEVKITARM)/bin/arm-none-eabi-as
ASFLAGS := -mcpu=arm7tdmi
CC1 := tools/agbcc/bin/agbcc
CFLAGS := -mthumb-interwork -O2
CPP := $(DEVKITARM)/bin/arm-none-eabi-cpp
CPPFLAGS := -I tools/agbcc/include -iquote include -nostdinc -undef
LD := $(DEVKITARM)/bin/arm-none-eabi-ld
LDFLAGS := -T ld_script.txt -T iwram_syms.txt -T ewram_syms.txt
OBJCOPY := $(DEVKITARM)/bin/arm-none-eabi-objcopy
LIBGCC := tools/agbcc/lib/libgcc.a
SHA1 := sha1sum -c
GFX := @tools/gbagfx/gbagfx
SCANINC := tools/scaninc/scaninc
PREPROC := tools/preproc/preproc
# Clear the default suffixes.
.SUFFIXES:
# Secondary expansion is required for dependency variables in object rules.
.SECONDEXPANSION:
.PRECIOUS: %.1bpp %.4bpp %.8bpp %.gbapal %.lz
.PHONY: rom clean compare
C_SRCS := $(wildcard src/*.c)
C_OBJS := $(C_SRCS:%.c=%.o)
ASM_OBJS := asm/crt0.o asm/rom1.o asm/rom2.o asm/rom3.o asm/rom4.o asm/rom5.o \
asm/libgcnmultiboot.o asm/libmks4agb.o asm/libagbsyscall.o asm/libc.o
DATA_ASM_OBJS := data/data1.o data/data2.o data/graphics.o
OBJS := $(C_OBJS) $(ASM_OBJS) $(DATA_ASM_OBJS)
ROM := pokeruby.gba
ELF := $(ROM:.gba=.elf)
rom: $(ROM)
# For contributors to make sure a change didn't affect the contents of the ROM.
compare: $(ROM)
@$(SHA1) rom.sha1
clean:
$(RM) $(ROM) $(ELF) $(OBJS)
find . \( -iname '*.1bpp' -o -iname '*.4bpp' -o -iname '*.8bpp' -o -iname '*.gbapal' -o -iname '*.lz' -o -iname '*.latfont' -o -iname '*.hwjpnfont' -o -iname '*.fwjpnfont' \) -exec rm {} +
include castform.mk
include tilesets.mk
%.png: ;
%.pal: ;
%.1bpp: %.png ; $(GFX) $< $@
%.4bpp: %.png ; $(GFX) $< $@
%.8bpp: %.png ; $(GFX) $< $@
%.gbapal: %.pal ; $(GFX) $< $@
%.lz: % ; $(GFX) $< $@
src/siirtc.o: CFLAGS := -mthumb-interwork
src/agb_flash.o: CFLAGS := -O -mthumb-interwork
src/agb_flash_1m.o: CFLAGS := -O -mthumb-interwork
src/agb_flash_mx.o: CFLAGS := -O -mthumb-interwork
$(C_OBJS): %.o : %.c
$(CPP) $(CPPFLAGS) $< | $(CC1) $(CFLAGS) -o $*.s
echo -e ".text\n\t.align\t2, 0\n" >> $*.s
$(AS) $(ASFLAGS) -o $@ $*.s
%.o : dep = $(shell $(SCANINC) $*.s)
$(ASM_OBJS): %.o: %.s $$(dep)
$(AS) $(ASFLAGS) -o $@ $<
$(DATA_ASM_OBJS): %.o: %.s $$(dep)
$(PREPROC) $< charmap.txt | $(AS) $(ASFLAGS) -o $@
# Link objects to produce the ROM.
$(ROM): $(OBJS)
$(LD) $(LDFLAGS) -o $(ELF) $(OBJS) $(LIBGCC)
$(OBJCOPY) -O binary --gap-fill 0xFF $(ELF) $(ROM)
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