mirror of
https://git.busybox.net/buildroot.git
synced 2024-12-25 05:03:33 +08:00
138 lines
4.5 KiB
Makefile
138 lines
4.5 KiB
Makefile
#############################################################
|
|
#
|
|
# Linux kernel 2.6 target
|
|
#
|
|
#############################################################
|
|
ifneq ($(filter $(TARGETS),linux26),)
|
|
|
|
|
|
ifeq ($(LINUX_HEADERS_VERSION),)
|
|
# Version of Linux to download and then apply patches to
|
|
# XXX: andersee, i do not understand why we need this (BF)
|
|
DOWNLOAD_LINUX26_VERSION=2.6.19.2
|
|
# Version of Linux after applying any patches
|
|
LINUX26_VERSION=2.6.19.2
|
|
else
|
|
DOWNLOAD_LINUX26_VERSION=$(LINUX_HEADERS_VERSION)
|
|
LINUX26_VERSION=$(LINUX_HEADERS_VERSION)
|
|
endif
|
|
|
|
LINUX26_SOURCE=linux-$(DOWNLOAD_LINUX26_VERSION).tar.bz2
|
|
LINUX26_BZCAT:=$(BZCAT)
|
|
LINUX26_SITE=http://ftp.kernel.org/pub/linux/kernel/v2.6
|
|
|
|
#LINUX26_FORMAT=vmlinux
|
|
#LINUX26_BINLOC=$(LINUX26_FORMAT)
|
|
|
|
# Has to be set by the target/device
|
|
# LINUX26_FORMAT=bzImage
|
|
ifndef LINUX26_FORMAT
|
|
LINUX26_FORMAT=zImage
|
|
endif
|
|
LINUX26_BINLOC=arch/$(KERNEL_ARCH)/boot/$(LINUX26_FORMAT)
|
|
|
|
# Linux kernel configuration file
|
|
# Has to be set by the target/device
|
|
# LINUX26_KCONFIG=$(BR2_BOARD_PATH)/linux26.config
|
|
|
|
# File name for the Linux kernel binary
|
|
LINUX26_KERNEL=linux-kernel-$(LINUX26_VERSION)-$(KERNEL_ARCH)
|
|
|
|
# Version of Linux AFTER patches
|
|
LINUX26_DIR=$(BUILD_DIR)/linux-$(LINUX26_VERSION)
|
|
|
|
# for packages that need it
|
|
LINUX_VERSION:=$(LINUX_VERSION)
|
|
LINUX_DIR=$(LINUX26_DIR)
|
|
LINUX_KERNEL=$(LINUX26_KERNEL)
|
|
|
|
# kernel patches
|
|
LINUX26_PATCH_DIR=$(BR2_BOARD_PATH)/kernel-patches/
|
|
|
|
LINUX26_MAKE_FLAGS = $(TARGET_CONFIGURE_OPTS) ARCH=$(KERNEL_ARCH) \
|
|
PATH=$(TARGET_PATH) INSTALL_MOD_PATH=$(TARGET_DIR) \
|
|
CROSS_COMPILE=$(KERNEL_CROSS)
|
|
|
|
$(LINUX26_KCONFIG):
|
|
@if [ ! -f "$(LINUX26_KCONFIG)" ] ; then \
|
|
echo ""; \
|
|
echo "You should create a .config for your kernel"; \
|
|
echo "and install it as $(LINUX26_KCONFIG)"; \
|
|
echo ""; \
|
|
sleep 5; \
|
|
fi;
|
|
|
|
ifneq ($(strip $(LINUX26_VERSION)),$(strip $(LINUX_HEADERS_VERSION)))
|
|
$(DL_DIR)/$(LINUX26_SOURCE):
|
|
$(WGET) -P $(DL_DIR) $(LINUX26_SITE)/$(LINUX26_SOURCE)
|
|
|
|
$(LINUX26_DIR)/.unpacked: $(DL_DIR)/$(LINUX26_SOURCE)
|
|
rm -rf $(LINUX26_DIR)
|
|
$(LINUX26_BZCAT) $(DL_DIR)/$(LINUX26_SOURCE) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
|
|
ifneq ($(DOWNLOAD_LINUX26_VERSION),$(LINUX26_VERSION))
|
|
# Rename the dir from the downloaded version to the AFTER patch version
|
|
mv -f $(BUILD_DIR)/linux-$(DOWNLOAD_LINUX26_VERSION) $(LINUX26_DIR)
|
|
endif
|
|
touch $@
|
|
|
|
$(LINUX26_DIR)/.patched: $(LINUX26_DIR)/.unpacked
|
|
toolchain/patch-kernel.sh $(LINUX26_DIR) $(LINUX26_PATCH_DIR)
|
|
touch $@
|
|
endif # ($(LINUX26_VERSION),$(LINUX_HEADERS_VERSION))
|
|
|
|
$(LINUX26_DIR)/.configured: $(LINUX26_DIR)/.patched $(LINUX26_KCONFIG)
|
|
cp -dpf $(LINUX26_KCONFIG) $(LINUX26_DIR)/.config
|
|
$(SED) '/CONFIG_AEABI/d' $(LINUX26_DIR)/.config
|
|
ifeq ($(BR2_ARM_EABI),y)
|
|
echo "CONFIG_AEABI=y" >> $(LINUX26_DIR)/.config
|
|
$(SED) '/CONFIG_OABI_COMPAT/d' $(LINUX26_DIR)/.config
|
|
echo "# CONFIG_OABI_COMPAT is not set" >> $(LINUX26_DIR)/.config
|
|
else
|
|
echo "# CONFIG_AEABI is not set" >> $(LINUX26_DIR)/.config
|
|
endif
|
|
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) oldconfig
|
|
touch $@
|
|
|
|
$(LINUX26_DIR)/.depend_done: $(LINUX26_DIR)/.configured
|
|
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) prepare
|
|
touch $@
|
|
|
|
$(LINUX26_KERNEL): $(LINUX26_DIR)/.depend_done
|
|
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) $(LINUX26_FORMAT)
|
|
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) modules
|
|
cp -dpf $(LINUX26_DIR)/$(LINUX26_BINLOC) $(LINUX26_KERNEL)
|
|
touch -c $@
|
|
|
|
$(TARGET_DIR)/boot/$(LINUX26_BINLOC): $(LINUX26_KERNEL)
|
|
[ -d $(TARGET_DIR)/boot/ ] || mkdir $(TARGET_DIR)/boot
|
|
cp -a $(LINUX26_DIR)/$(LINUX26_BINLOC) $(LINUX26_DIR)/System.map $(TARGET_DIR)/boot/
|
|
touch -c $@
|
|
|
|
$(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/modules.dep: $(LINUX26_KERNEL)
|
|
rm -rf $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)
|
|
rm -f $(TARGET_DIR)/sbin/cardmgr
|
|
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) \
|
|
DEPMOD=$(STAGING_DIR)/bin/$(GNU_TARGET_NAME)-depmod26 \
|
|
INSTALL_MOD_PATH=$(TARGET_DIR) modules_install
|
|
rm -f $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/build
|
|
touch -c $@
|
|
|
|
linux26-menuconfig: $(LINUX26_DIR)/.patched host-sed
|
|
[ -f $(LINUX26_DIR)/.config ] || cp $(LINUX26_KCONFIG) $(LINUX26_DIR)/.config
|
|
$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) menuconfig
|
|
-[ -f $(LINUX26_DIR)/.config ] && touch $(LINUX26_DIR)/.configured
|
|
|
|
linux26: cross-depmod26 $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/modules.dep $(TARGET_DIR)/boot/$(LINUX26_BINLOC)
|
|
|
|
linux26-source: $(DL_DIR)/$(LINUX26_SOURCE)
|
|
|
|
# This has been renamed so we do _NOT_ by default run this on 'make clean'
|
|
linux26clean:
|
|
rm -f $(LINUX26_KERNEL)
|
|
-$(MAKE) PATH=$(TARGET_PATH) -C $(LINUX26_DIR) clean
|
|
|
|
linux26-dirclean:
|
|
rm -rf $(LINUX26_DIR)
|
|
|
|
endif
|