buildroot/make/kernel-headers.mk

125 lines
4.4 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 $(TARGETS),kernel-headers),)
DEFAULT_KERNEL_HEADERS:=$(strip $(DEFAULT_KERNEL_HEADERS))
LINUX_HEADERS_SITE:=127.0.0.1
LINUX_HEADERS_SOURCE:=unspecified-kernel-headers
ifeq ("$(strip $(DEFAULT_KERNEL_HEADERS))","2.4.25")
VERSION:=2
PATCHLEVEL:=4
SUBLEVEL:=25
LINUX_HEADERS_SITE:=http://www.uclibc.org/downloads/toolchain
LINUX_HEADERS_SOURCE:=linux-libc-headers-2.4.25.tar.bz2
LINUX_HEADERS_UNPACK_DIR:=$(TOOL_BUILD_DIR)/linux-libc-headers-2.4.25
endif
ifeq ("$(strip $(DEFAULT_KERNEL_HEADERS))","2.4.27")
VERSION:=2
PATCHLEVEL:=4
SUBLEVEL:=25
LINUX_HEADERS_SITE:=http://www.uclibc.org/downloads/toolchain
LINUX_HEADERS_SOURCE:=linux-libc-headers-2.4.27.tar.bz2
LINUX_HEADERS_UNPACK_DIR:=$(TOOL_BUILD_DIR)/linux-libc-headers-2.4.27
endif
ifeq ("$(strip $(DEFAULT_KERNEL_HEADERS))","2.6.7")
VERSION:=2
PATCHLEVEL:=6
SUBLEVEL:=7
LINUX_HEADERS_SITE:=http://ep09.pld-linux.org/~mmazur/linux-libc-headers/
LINUX_HEADERS_SOURCE:=linux-libc-headers-2.6.7.0.tar.bz2
LINUX_HEADERS_UNPACK_DIR:=$(TOOL_BUILD_DIR)/linux-libc-headers-2.6.7.0
endif
ifeq ("$(strip $(DEFAULT_KERNEL_HEADERS))","2.6.8")
VERSION:=2
PATCHLEVEL:=6
SUBLEVEL:=8
LINUX_HEADERS_SITE:=http://ep09.pld-linux.org/~mmazur/linux-libc-headers/
LINUX_HEADERS_SOURCE:=linux-libc-headers-2.6.8.0.tar.bz2
LINUX_HEADERS_UNPACK_DIR:=$(TOOL_BUILD_DIR)/linux-libc-headers-2.6.8.0
endif
LINUX_VERSION:=$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)
LINUX_HEADERS_DIR:=$(TOOL_BUILD_DIR)/linux
$(DL_DIR)/$(LINUX_HEADERS_SOURCE):
mkdir -p $(DL_DIR)
$(WGET) -P $(DL_DIR) $(LINUX_HEADERS_SITE)/$(LINUX_HEADERS_SOURCE)
$(LINUX_HEADERS_DIR)/.unpacked: $(DL_DIR)/$(LINUX_HEADERS_SOURCE)
mkdir -p $(TOOL_BUILD_DIR)
bzcat $(DL_DIR)/$(LINUX_HEADERS_SOURCE) | tar -C $(TOOL_BUILD_DIR) -xvf -
ifneq ($(LINUX_HEADERS_UNPACK_DIR),$(LINUX_HEADERS_DIR))
mv $(LINUX_HEADERS_UNPACK_DIR) $(LINUX_HEADERS_DIR)
endif
touch $(LINUX_HEADERS_DIR)/.unpacked
$(LINUX_HEADERS_DIR)/.patched: $(LINUX_HEADERS_DIR)/.unpacked
$(SOURCE_DIR)/patch-kernel.sh $(LINUX_HEADERS_DIR) $(SOURCE_DIR) linux-libc-headers-$(LINUX_VERSION)-\*.patch
touch $(LINUX_HEADERS_DIR)/.patched
$(LINUX_HEADERS_DIR)/.configured: $(LINUX_HEADERS_DIR)/.patched
rm -f $(LINUX_HEADERS_DIR)/include/asm
@if [ ! -f $(LINUX_HEADERS_DIR)/Makefile ] ; then \
echo -e "VERSION = $(VERSION)\nPATCHLEVEL = $(PATCHLEVEL)\n" > \
$(LINUX_HEADERS_DIR)/Makefile; \
echo -e "SUBLEVEL = $(SUBLEVEL)\nEXTRAVERSION =\n" >> \
$(LINUX_HEADERS_DIR)/Makefile; \
echo -e "KERNELRELEASE=\$$(VERSION).\$$(PATCHLEVEL).\$$(SUBLEVEL)\$$(EXTRAVERSION)" >> \
$(LINUX_HEADERS_DIR)/Makefile; \
fi;
@if [ "$(ARCH)" = "powerpc" ];then \
(cd $(LINUX_HEADERS_DIR)/include; ln -fs asm-ppc$(NOMMU) asm;) \
elif [ "$(ARCH)" = "mips" ];then \
(cd $(LINUX_HEADERS_DIR)/include; ln -fs asm-mips$(NOMMU) asm;) \
elif [ "$(ARCH)" = "mipsel" ];then \
(cd $(LINUX_HEADERS_DIR)/include; ln -fs asm-mips$(NOMMU) asm;) \
elif [ "$(ARCH)" = "arm" ];then \
(cd $(LINUX_HEADERS_DIR)/include; ln -fs asm-arm$(NOMMU) asm; \
cd asm; \
if [ ! -L proc ] ; then \
ln -fs proc-armv proc; \
ln -fs arch-ebsa285 arch; fi); \
elif [ "$(ARCH)" = "armeb" ];then \
(cd $(LINUX_HEADERS_DIR)/include; ln -fs asm-arm$(NOMMU) asm; \
cd asm; \
if [ ! -L proc ] ; then \
ln -fs proc-armv proc; \
ln -fs arch-ebsa285 arch; fi); \
elif [ "$(ARCH)" = "cris" ];then \
(cd $(LINUX_HEADERS_DIR)/include; ln -fs asm-cris asm;) \
elif [ "$(ARCH)" = "sh4" ];then \
(cd $(LINUX_HEADERS_DIR)/include; ln -fs asm-sh asm; \
cd asm; \
ln -s cpu-sh4 cpu) \
else \
(cd $(LINUX_HEADERS_DIR)/include; ln -fs asm-$(ARCH)$(NOMMU) asm;) \
fi
touch $(LINUX_HEADERS_DIR)/include/linux/autoconf.h;
touch $(LINUX_HEADERS_DIR)/.configured
$(LINUX_KERNEL): $(LINUX_HEADERS_DIR)/.configured
kernel-headers: $(LINUX_HEADERS_DIR)/.configured
kernel-headers-source: $(DL_DIR)/$(LINUX_HEADERS_SOURCE)
kernel-headers-clean: clean
rm -f $(LINUX_KERNEL)
rm -rf $(LINUX_HEADERS_DIR)
kernel-headers-dirclean:
rm -rf $(LINUX_HEADERS_DIR)
endif