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|
#############################################################
#
# 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...
#
#############################################################
DEFAULT_KERNEL_HEADERS:=$(call qstrip,$(BR2_DEFAULT_KERNEL_HEADERS))
LINUX_HEADERS_SITE:=127.0.0.1
LINUX_HEADERS_SOURCE:=unspecified-kernel-headers
LINUX_HEADERS_UNPACK_DIR:=$(TOOLCHAIN_DIR)/linux-libc-headers-null
# parse linux version string
LNXVER:=$(subst ., , $(strip $(DEFAULT_KERNEL_HEADERS)))
VERSION:=$(word 1, $(LNXVER))
PATCHLEVEL:=$(word 2, $(LNXVER))
SUBLEVEL:=$(word 3, $(LNXVER))
EXTRAVERSION:=$(word 4, $(LNXVER))
LOCALVERSION:=
# should contain prepended dot
SUBLEVEL:=$(if $(SUBLEVEL),.$(SUBLEVEL),)
EXTRAVERSION:=$(if $(EXTRAVERSION),.$(EXTRAVERSION),)
LINUX_HEADERS_VERSION:=$(VERSION).$(PATCHLEVEL)$(SUBLEVEL)$(EXTRAVERSION)
ifeq ($(findstring x2.6.,x$(DEFAULT_KERNEL_HEADERS)),x2.6.)
LINUX_HEADERS_SITE:=$(BR2_KERNEL_MIRROR)/linux/kernel/v2.6/
else
LINUX_HEADERS_SITE:=$(BR2_KERNEL_MIRROR)/linux/kernel/v3.0/
endif
LINUX_HEADERS_SOURCE:=linux-$(LINUX_HEADERS_VERSION).tar.bz2
LINUX_HEADERS_CAT:=$(BZCAT)
LINUX_HEADERS_UNPACK_DIR:=$(TOOLCHAIN_DIR)/linux-$(LINUX_HEADERS_VERSION)
LINUX_HEADERS_DIR:=$(TOOLCHAIN_DIR)/linux
# long term support kernels are stored in a longterm/v2.6.x subdir
ifeq ($(BR2_KERNEL_HEADERS_2_6_35),y)
DEFAULT_KERNEL_HEADERS_MAJOR := \
$(shell echo $(DEFAULT_KERNEL_HEADERS) | sed 's/\.[0-9]*$$//')
# += adds a space between
LINUX_HEADERS_SITE:= \
$(LINUX_HEADERS_SITE)longterm/v$(DEFAULT_KERNEL_HEADERS_MAJOR)/
endif
LINUX_HEADERS_DEPENDS:=
$(LINUX_HEADERS_UNPACK_DIR)/.unpacked: $(DL_DIR)/$(LINUX_HEADERS_SOURCE)
rm -rf $(LINUX_HEADERS_DIR)
$(INSTALL) -d $(@D)
$(LINUX_HEADERS_CAT) $(DL_DIR)/$(LINUX_HEADERS_SOURCE) | \
tar $(TAR_STRIP_COMPONENTS)=1 -C $(@D) $(TAR_OPTIONS) -
touch $@
$(LINUX_HEADERS_UNPACK_DIR)/.patched: $(LINUX_HEADERS_UNPACK_DIR)/.unpacked $(LINUX_HEADERS_DEPENDS)
support/scripts/apply-patches.sh $(LINUX_HEADERS_UNPACK_DIR) toolchain/kernel-headers \
linux-$(LINUX_HEADERS_VERSION)-\*.patch{,.gz,.bz2}
ifneq ($(KERNEL_HEADERS_PATCH_DIR),)
support/scripts/apply-patches.sh $(LINUX_HEADERS_UNPACK_DIR) $(KERNEL_HEADERS_PATCH_DIR) \
linux-$(LINUX_HEADERS_VERSION)-\*.patch{,.gz,.bz2}
endif
touch $@
$(LINUX_HEADERS_DIR)/.configured: $(LINUX_HEADERS_UNPACK_DIR)/.patched
(cd $(LINUX_HEADERS_UNPACK_DIR); \
$(MAKE) ARCH=$(KERNEL_ARCH) \
HOSTCC="$(HOSTCC)" HOSTCFLAGS="$(HOSTCFLAGS)" \
HOSTCXX="$(HOSTCXX)" \
INSTALL_HDR_PATH=$(LINUX_HEADERS_DIR) headers_install; \
)
ifeq ($(BR2_ARCH),"cris")
ln -s $(LINUX_HEADERS_DIR)/include/arch-v10/arch $(LINUX_HEADERS_DIR)/include/arch
cp -a $(LINUX_HEADERS_UNPACK_DIR)/include/linux/user.h $(LINUX_HEADERS_DIR)/include/linux
$(SED) "/^#include <asm\/page\.h>/d" $(LINUX_HEADERS_DIR)/include/asm/user.h
endif
touch $@
$(DL_DIR)/$(LINUX_HEADERS_SOURCE):
ifeq ($(BR2_KERNEL_HEADERS_SNAP),y)
$(error No local $@ found, cannot continue. Are you sure you wanted to enable BR2_KERNEL_HEADERS_SNAP?)
endif
$(call DOWNLOAD,$(LINUX_HEADERS_SITE),$(LINUX_HEADERS_SOURCE))
kernel-headers: $(LINUX_HEADERS_DIR)/.configured
kernel-headers-source: $(DL_DIR)/$(LINUX_HEADERS_SOURCE)
kernel-headers-clean: clean
rm -rf $(LINUX_HEADERS_DIR)
kernel-headers-dirclean:
rm -rf $(LINUX_HEADERS_DIR)
rm -rf $(LINUX_HEADERS_UNPACK_DIR)
.PHONY: kernel-headers
|
