TOPDIR=	../..
CC= 	$(TOPDIR)/bin/sdcc -mgbz80 --asm=rgbds -I$(TOPDIR)/include -v
GBLIB = $(TOPDIR)/lib/rgbds
LIB = 	$(GBLIB)/gbz80/gbz80.lib $(GBLIB)/gb/gb.lib
CRT0 = 	$(GBLIB)/gb/crt0.o

BINS	= \
	galaxy.gb \
	paint.gb \
	rpn.gb \
	rand.gb \
	comm.gb \
	irq.gb \
	filltest.gb \
	fonts.gb \
	samptest.gb

# sound.gb: Cant do bitfields
OTHER = sound.gb \
	banks.gb \
	ram_fn.gb

all:	$(BINS)

make.bat: Makefile
	make -sn | sed y/\\//\\\\/ | grep -v make > make.bat

%.o:	%.s

%.asm:	%.s
	astorgb.pl $< > $@

%.o:	%.c
	$(CC) -c $<

%.s:	%.c
	$(CC) -S $<

%.o:	%.asm
	rgbasm -o$@ $<

%.gb:	%.o
	$(CC) $(CRT0) $< $(LIB)
	cp a.gb $@
	rgbfix -p -v $@

clean:
	rm -f *.o *.lst *.map *.gb *~ *.rel *.cdb *.ihx *.lnk *.sym *.asm

############################################################
# Multiple bank example

# Compile bank 0 (no ROM)
#      RAM bank 0 : -Wf-ba0
#
bank_0.o:	bank_0.c
	$(CC) -Wf-ba0 -c -o $@ $<

# Compile bank 1 (ROM+RAM)
#      ROM bank 1 : -Wf-bo1
#      RAM bank 1 : -Wf-ba1
#
bank_1.o:	bank_1.c
	$(CC) -Wf-bo1 -Wf-ba1 -c -o $@ $<

# Compile bank 2 (ROM+RAM)
#      ROM bank 2 : -Wf-bo2
#      RAM bank 2 : -Wf-ba2
#
bank_2.o:	bank_2.c
	$(CC) -Wf-bo2 -Wf-ba2 -c -o $@ $<

# Compile bank 3 (ROM+RAM)
#      ROM bank 3 : -Wf-bo3
#      RAM bank 3 : -Wf-ba3
#
bank_3.o:	bank_3.c
	$(CC) -Wf-bo3 -Wf-ba3 -c -o $@ $<

# Link banks
#      ROM+MBC1+RAM : -Wl-yt2
#      4 ROM banks  : -Wl-yo4
#      4 RAM banks  : -Wl-ya4
#
banks.gb:	banks.o bank_0.o bank_1.o bank_2.o bank_3.o
	$(CC) -Wl-yt2 -Wl-yo4 -Wl-ya4 -o $@ banks.o bank_0.o bank_1.o bank_2.o bank_3.o

############################################################
# RAM function example

ram_fn.gb:	ram_fn.o
	$(CC) -Wl-g_inc_ram=0xD000 -Wl-g_inc_hiram=0xFFA0 -o $@ ram_fn.o