Makefile.gba

# path to gcc arm and other files - they are not all pd so simpler to not include them
GCCPATH=d:/work/devkitPro/devkitARM/bin
GBASPEC=$(GCCPATH)/../arm-none-eabi/lib/gba.specs
GBALINK=$(GCCPATH)/../arm-none-eabi/lib/gba_cart.ld
GBACRT=$(GCCPATH)/../arm-none-eabi/lib/gba_crt0.o

# path to VgmComp2 (needed on GBA for sound emulation)
VGMCOMP2=d:/work/ti/vgmcomp2/Players/libgbavgm2

# gba specific
GBAFIX=$(GCCPATH)/../../tools/bin/gbafix.exe

# Full paths to the executables used
GAS=$(GCCPATH)/arm-none-eabi-as.exe
LD=$(GCCPATH)/arm-none-eabi-ld.exe
CC=$(GCCPATH)/arm-none-eabi-gcc.exe
AR=$(GCCPATH)/arm-none-eabi-ar.exe
OBJCOPY=$(GCCPATH)/arm-none-eabi-objcopy.exe

C_FLAGS=\
  -g -Wall -O2 -Xlinker -Map=output.map\
		-mcpu=arm7tdmi -mtune=arm7tdmi -fsigned-char \
		-save-temps -funroll-loops -fno-builtin \
		-fsigned-char -DBUILD_GBA \
		-DPRINTF_DISABLE_SUPPORT_FLOAT -DPRINTF_DISABLE_SUPPORT_EXPONENTIAL \
		-DPRINTF_DISABLE_SUPPORT_LONG_LONG -DPRINTF_DISABLE_SUPPORT_PTRDIFF_T \
		-DUSE_SN_PSG -DGBA -I../ -I$(VGMCOMP2) -I$(VGMCOMP2)/../CPlayer \
		-mthumb -mthumb-interwork -fno-delete-null-pointer-checks

RM = cmd //c del

LDFLAGS	= -g -mthumb -mthumb-interwork -Wl,-Map,$(notdir $*.map) -L. -L$(VGMCOMP2)/build -Wl,--wrap=main
LIBS = -l:libti99_gba.a -l:libgbavgm2.a

# extension on output files
EXT=o

# output file
NAME=libti99_gba.a

include ../Makefile.sources

# these files are not included as GCC has better ones
#  str_memcmp.$(EXT)    
#  str_memcpy.$(EXT)    
#  str_memmove.$(EXT)    
#  str_memset.$(EXT)    
#  str_strcmp.$(EXT)	
#  str_strcpy.$(EXT)  
#  str_strlen.$(EXT)	
#  str_strncpy.$(EXT)

# this one I need to figure out how to override...
#  vdp_puts.$(EXT)

OBJECT_LIST+=vdp_puts.$(EXT)
OBJECT_LIST+=gba_intwrap.$(EXT)

# Recipe to compile the library
all: library example.gba test.gba

library: $(OBJECT_LIST)
	$(RM) testlib.$(EXT) testlib.asm
	$(AR) -rcs $(NAME) $(OBJECT_LIST)
	
test.gba: test.elf
	$(OBJCOPY) -O binary $< $@
	$(GBAFIX) $@
	
test.elf: library testlib.$(EXT) $(GBACRT)
	$(CC) $(LDFLAGS) testlib.$(EXT) -specs=$(GBASPEC) $(LIBS) -o test.elf

example.gba: example.elf
	$(OBJCOPY) -O binary $< $@
	$(GBAFIX) $@

example.elf: library example.$(EXT) $(GBACRT)
	$(CC) $(LDFLAGS) example.$(EXT) -specs=$(GBASPEC) $(LIBS) -o example.elf

# Recipe to compile all assembly files
%.o: ../%.assembly
	$(GAS) -g -mthumb -mthumb-interwork $< -o $@

# Recipe to compile all C files
%.o: ../%.c
	$(CC) -c $< $(C_FLAGS) $(INCLUDES) -o $@