Makefile

    CC=arm-elf-gcc
    LD=arm-elf-ld
    CFLAGS= -c -Wall -Wstrict-prototypes -Wno-trigraphs -O2 -g -mapcs-32 -march=armv4 -mtune=arm7tdmi
    LDFLAGS= -N -p -X -T $(LDS)
    LIB=
    SRC = $(wildcard $(CURDIR)/*.c)
    ASRC = $(wildcard $(CURDIR)/*.S)
    SRC += $(ASRC)
    OBJ := $(patsubst %.c,%.o,$(SRC))
    OBJ := $(patsubst %.S,%.o,$(OBJ))
    LDS = neo.lds
all: image.elf
    @echo $(OBJ)
   
image.elf: $(OBJ)
    $(LD) $(LDFLAGS) $(OBJ) -o $@


%.o: %.c
    $(CC) $(CFLAGS) $< -o $@
%.o: %.S
    $(CC) $(CFLAGS) $< -o $@
clean:
    rm -rf *.o *.elf