makefile

pxa270 的bootloader源码

objfiles  = start.o memsetup.o setup.o memcpy.o fixgpio.o partition.o
objfiles += main.o time.o string.o command.o stdio.o vsprintf.o ctype.o cmddebug.o gpio.o
objfiles += network.o bootp.o tftp.o lan91c111.o
objfiles += flash.o serial.o xmodem.o linux.o pxafb.o menu.o

libgcc = $(shell $(CC) --print-libgcc-file-name)

binfile = boot


all : $(objfiles) boot.lds
	echo "create $(binfile)"
	$(CC) -static -nostdlib -T boot.lds -o $(binfile).elf32 $(objfiles) $(libgcc)
	$(OBJCOPY) -O binary -R .bss -R .note -R .comment -S $(binfile).elf32 $(TOPDIR)/$(binfile)

%.o : %.S
	echo "compile $<"
	$(CC) $(CFLAGS) -o $@ -c $< $(patsubst %,-I%, $(HPATH)) -D__ASSEMBLY__ -include config.h

%.o : %.c
	echo "compile $<"
	$(CC) $(CFLAGS) -o $@ -c $< $(patsubst %,-I%, $(HPATH)) -include config.h -include types.h


dep : .depend

.depend : $(wildcard *.S) $(wildcard *.c)
	rm -f .depend; touch .depend
	for x in $(wildcard *.S); do $(CC) $(CFLAGS) -M -MT $${x/%.S/.o} $$x -I$(HPATH) >> .depend; done
	for x in $(wildcard *.c); do $(CC) $(CFLAGS) -M -MT $${x/%.c/.o} $$x -I$(HPATH) >> .depend; done

ifeq (.depend,$(wildcard .depend))
include .depend
endif

clean :
	rm -f *.o boot.lds *.elf32 $(TOPDIR)/$(binfile)


proper : clean
	rm -f .depend


boot.lds : boot.lds.in $(HPATH)/config.h
	sed -e "s/BOOTADDR/$(BOOTADDR)/" boot.lds.in > boot.lds