1. 根目录:
2. arch
3. xtensa
4. boot
5. lib
6. Makefile

#
# Makefile for some libs needed by zImage.
#

zlib	:= inffast.c inflate.c inftrees.c

lib-y	+= $(zlib:.c=.o) zmem.o

ccflags-y	:= -Ilib/zlib_inflate
ifdef CONFIG_FUNCTION_TRACER
CFLAGS_REMOVE_inflate.o = -pg
CFLAGS_REMOVE_zmem.o = -pg
CFLAGS_REMOVE_inftrees.o = -pg
CFLAGS_REMOVE_inffast.o = -pg
endif


quiet_cmd_copy_zlib = COPY    $@
      cmd_copy_zlib = cat $< > $@

$(addprefix $(obj)/,$(zlib)): $(obj)/%: $(srctree)/lib/zlib_inflate/%
	$(call cmd,copy_zlib)

clean-files	:= $(zlib)