# you may or may not need to change this lgcc_path = $(HOME)/opt/open2x/gcc-4.1.1-glibc-2.3.6/lib/gcc/arm-open2x-linux/4.1.1/ CROSS_COMPILE ?= arm-none-eabi- # settings #up = 1 CFLAGS += -O3 -Wall -mno-thumb-interwork -fstrict-aliasing -fno-stack-protector -fno-common -ffast-math CFLAGS += -I../../common/helix/pub -I../../.. -I. -D__GP2X__ -DARM CFLAGS += -mcpu=arm940t -mtune=arm940t -mabi=apcs-gnu -mfloat-abi=soft -mfpu=fpa LDFLAGS = -static -e code940 -Ttext 0x0 -L$(lgcc_path) -lgcc GCC = $(CROSS_COMPILE)gcc STRIP = $(CROSS_COMPILE)strip AS = $(CROSS_COMPILE)as LD = $(CROSS_COMPILE)ld OBJCOPY = $(CROSS_COMPILE)objcopy vpath %.c = ../../common BIN = pico940_v3.bin all: $(BIN) .c.o: @echo ">>>" $< $(GCC) $(CFLAGS) -c $< -o $@ .s.o: @echo ">>>" $< $(GCC) $(CFLAGS) -c $< -o $@ # stuff for 940 core # init, emu_control, emu OBJS940 += 940init.o 940.o 940ym2612.o misc_arm.o mp3_sync.o # the asm memcpy code crashes job LOAD2 on 940. Possibly a globbered reg? # OBJS940 += memcpy.o # the asm code seems to be faster when run on 920, but not on 940 for some reason # OBJS940 += ../../Pico/sound/ym2612_asm.o # uClibc library code OBJS940 += uClibc/memset.o uClibc/s_floor.o uClibc/e_pow.o uClibc/e_sqrt.o uClibc/s_fabs.o OBJS940 += uClibc/s_scalbn.o uClibc/s_copysign.o uClibc/k_sin.o uClibc/k_cos.o uClibc/s_sin.o OBJS940 += uClibc/e_rem_pio2.o uClibc/k_rem_pio2.o uClibc/e_log.o uClibc/wrappers.o LIBHELIX ?= ../../common/helix/$(notdir $(CROSS_COMPILE))helix_mp3.a $(BIN) : code940.elf @echo ">>>" $@ $(OBJCOPY) -O binary $< $@ code940.elf : $(OBJS940) $(LIBHELIX) @echo ">>>" $@ $(LD) $^ $(LDFLAGS) -o $@ -Map code940.map 940ym2612.o : ../../../pico/sound/ym2612.c @echo ">>>" $@ $(GCC) $(CFLAGS) -Os -DEXTERNAL_YM2612 -c $< -o $@ misc_arm.o : ../../../pico/misc_arm.s @echo ">>>" $@ $(GCC) $(CFLAGS) -DEXTERNAL_YM2612 -c $< -o $@ mp3_sync.o: ../../common/mp3_sync.c @echo ">>>" $@ $(GCC) $(CFLAGS) -Os -DCODE940 -c $< -o $@ $(LIBHELIX): @$(MAKE) -C ../../common/helix/ CROSS_COMPILE=$(CROSS_COMPILE) up: $(BIN) @cp -v $< /mnt/gp2x/mnt/sd/emus/PicoDrive/ # cleanup clean: tidy $(RM) $(BIN) tidy: $(RM) code940.elf $(OBJS940) code940.map ## OBJSMP3T = mp3test.o ../gp2x.o ../asmutils.o ../usbjoy.o mp3test.gpe : $(OBJSMP3T) $(LIBHELIX) $(GCC) -static -o $@ $^ $(STRIP) $@ @cp -v $@ /mnt/gp2x/mnt/sd cleanmp3test: $(RM) $(OBJSMP3T) mp3test.gpe