buildroot/make/kernel-headers.mk

65 lines
2.2 KiB
Makefile

#############################################################
#
# Setup the kernel headers. I include a generic package of
# kernel headers here, so you shouldn't need to include your
# own. Be aware these kernel headers _will_ get blown away
# by a 'make clean' so don't put anything sacred in here...
#
#############################################################
ifneq ($(filter $(TARGETS),kernel-headers),)
LINUX_SITE:=http://www.uclibc.org/downloads/toolchain
LINUX_SOURCE:=kernel-headers-2.4.21.tar.bz2
LINUX_DIR:=$(TOOL_BUILD_DIR)/linux
# Used by pcmcia-cs and others
LINUX_SOURCE_DIR=$(LINUX_DIR)
$(DL_DIR)/$(LINUX_SOURCE):
$(WGET) -P $(DL_DIR) $(LINUX_SITE)/$(LINUX_SOURCE)
$(LINUX_DIR)/.unpacked: $(DL_DIR)/$(LINUX_SOURCE)
bzcat $(DL_DIR)/$(LINUX_SOURCE) | tar -C $(TOOL_BUILD_DIR) -xvf -
touch $(LINUX_DIR)/.unpacked
$(LINUX_DIR)/.configured: $(LINUX_DIR)/.unpacked
rm -f $(LINUX_DIR)/include/asm
@if [ "$(ARCH)" = "powerpc" ];then \
(cd $(LINUX_DIR)/include; ln -fs asm-ppc$(NOMMU) asm;) \
elif [ "$(ARCH)" = "mips" ];then \
(cd $(LINUX_DIR)/include; ln -fs asm-mips$(NOMMU) asm;) \
elif [ "$(TARGET_ARCH)" = "mipsel" ];then \
(cd $(LINUX_DIR)/include; ln -fs asm-mips$(NOMMU) asm;) \
elif [ "$(ARCH)" = "arm" ];then \
(cd $(LINUX_DIR)/include; ln -fs asm-arm$(NOMMU) asm; \
cd asm; \
if [ ! -L proc ] ; then \
ln -fs proc-armv proc; \
ln -fs arch-ebsa285 arch; fi); \
elif [ "$(ARCH)" = "cris" ];then \
(cd $(LINUX_DIR)/include; ln -fs asm-cris asm;) \
else \
(cd $(LINUX_DIR)/include; ln -fs asm-$(ARCH)$(NOMMU) asm;) \
fi
touch $(LINUX_DIR)/include/linux/autoconf.h;
echo "#define UTS_RELEASE \"2.4.21\"" > $(LINUX_DIR)/include/linux/version.h;
echo "#define LINUX_VERSION_CODE 132117" >> $(LINUX_DIR)/include/linux/version.h;
echo "#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))" >> \
$(LINUX_DIR)/include/linux/version.h;
touch $(LINUX_DIR)/.configured
$(LINUX_KERNEL): $(LINUX_DIR)/.configured
kernel-headers: $(LINUX_DIR)/.configured
kernel-headers-source: $(DL_DIR)/$(LINUX_SOURCE)
kernel-headers-clean: clean
rm -f $(LINUX_KERNEL)
rm -rf $(LINUX_DIR)
kernel-headers-dirclean:
rm -rf $(LINUX_DIR)
endif