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|
#############################################################
#
# busybox image for initramfs
#
#############################################################
ifeq ($(strip $(BR2_PACKAGE_BUSYBOX_INITRAMFS)),y)
BUSYBOX_INITRAMFS_DIR:=$(BUSYBOX_DIR)-initramfs
BR2_INITRAMFS_DIR:=$(PROJECT_BUILD_DIR)/initramfs
BB_INITRAMFS_TARGET:=$(IMAGE).initramfs_lst
$(BUSYBOX_INITRAMFS_DIR)/.unpacked: $(DL_DIR)/$(BUSYBOX_SOURCE)
rm -rf $(BUILD_DIR)/tmp $(BUSYBOX_INITRAMFS_DIR)
-mkdir $(BUILD_DIR)/tmp
$(BUSYBOX_UNZIP) $(DL_DIR)/$(BUSYBOX_SOURCE) | tar -C $(BUILD_DIR)/tmp $(TAR_OPTIONS) -
ifeq ($(strip $(BR2_PACKAGE_BUSYBOX_SNAPSHOT)),y)
mv $(BUILD_DIR)/tmp/busybox $(BUSYBOX_INITRAMFS_DIR)
else
mv $(BUILD_DIR)/tmp/busybox-$(BUSYBOX_VERSION) $(BUSYBOX_INITRAMFS_DIR)
endif
touch $@
$(BUSYBOX_INITRAMFS_DIR)/.config $(BUSYBOX_INITRAMFS_DIR)/.configured: $(BUSYBOX_INITRAMFS_DIR)/.unpacked
$(MAKE) CC=$(TARGET_CC) CROSS_COMPILE="$(TARGET_CROSS)" \
CROSS="$(TARGET_CROSS)" -C $(BUSYBOX_INITRAMFS_DIR) \
allnoconfig
mv $(BUSYBOX_INITRAMFS_DIR)/.config $(BUSYBOX_INITRAMFS_DIR)/.config.no
(echo CONFIG_PREFIX=\"$(BR2_INITRAMFS_DIR)\"; \
echo CONFIG_NITPICK=y; \
echo CONFIG_FEATURE_BUFFERS_USE_MALLOC=y; \
echo CONFIG_INCLUDE_SUSv2=n; \
echo CONFIG_CAT=y; \
echo CONFIG_CHROOT=y; \
echo CONFIG_DD=y; \
echo CONFIG_FEATURE_DD_IBS_OBS=y; \
echo CONFIG_FALSE=y; \
echo CONFIG_GUNZIP=y; \
echo CONFIG_HALT=y; \
echo CONFIG_INIT=y; \
echo CONFIG_INSMOD=y; \
echo CONFIG_KILL=y; \
echo CONFIG_LN=y; \
echo CONFIG_MDEV=y; \
echo CONFIG_MKDIR=y; \
echo CONFIG_MKFIFO=y; \
echo CONFIG_MKNOD=y; \
echo CONFIG_MODPROBE=y; \
echo CONFIG_FEATURE_MODPROBE_MULTIPLE_OPTIONS=y; \
echo CONFIG_FEATURE_MODPROBE_FANCY_ALIAS=y; \
echo CONFIG_FEATURE_CHECK_TAINTED_MODULE=n; \
echo CONFIG_FEATURE_2_4_MODULES=n; \
echo CONFIG_MOUNT=y; \
echo CONFIG_MSH=y; \
echo CONFIG_FEATURE_SH_IS_MSH=y; \
echo CONFIG_PS=y; \
echo CONFIG_READLINK=y; \
echo CONFIG_RMMOD=y; \
echo CONFIG_STATIC=y; \
echo CONFIG_SWITCH_ROOT=y; \
echo CONFIG_SYNC=y; \
echo CONFIG_TFTP=y; \
echo CONFIG_FEATURE_TFTP_GET=y; \
echo CONFIG_FEATURE_TFTP_PUT=y; \
echo CONFIG_TRUE=y; \
echo CONFIG_UMOUNT=y; \
echo CONFIG_FEATURE_UMOUNT_ALL=y; \
echo CONFIG_UNAME=y; \
) > $(BUSYBOX_INITRAMFS_DIR)/.config
cp -f $(BUSYBOX_INITRAMFS_DIR)/.config \
$(BUSYBOX_INITRAMFS_DIR)/.config.prune
$(SED) 's|\([^=]*\)=.*|/\1[^_]*/d|g' \
$(BUSYBOX_INITRAMFS_DIR)/.config.prune
$(SED) '' -f $(BUSYBOX_INITRAMFS_DIR)/.config.prune \
$(BUSYBOX_INITRAMFS_DIR)/.config.no
cat $(BUSYBOX_INITRAMFS_DIR)/.config.no >> \
$(BUSYBOX_INITRAMFS_DIR)/.config
yes "" | $(MAKE) CC=$(TARGET_CC) CROSS_COMPILE="$(TARGET_CROSS)" \
CROSS="$(TARGET_CROSS)" -C $(BUSYBOX_INITRAMFS_DIR) \
oldconfig
touch $@
$(BUSYBOX_INITRAMFS_DIR)/busybox: $(BUSYBOX_INITRAMFS_DIR)/.configured
$(MAKE) CC=$(TARGET_CC) CROSS_COMPILE="$(TARGET_CROSS)" \
CROSS="$(TARGET_CROSS)" PREFIX="$(TARGET_DIR)" \
ARCH=$(KERNEL_ARCH) \
EXTRA_CFLAGS="$(TARGET_CFLAGS)" -C $(BUSYBOX_INITRAMFS_DIR) \
busybox.links busybox
ifeq ($(BR2_PREFER_IMA)$(BR2_PACKAGE_BUSYBOX_SNAPSHOT),yy)
rm -f $@
$(MAKE) CC=$(TARGET_CC) CROSS_COMPILE="$(TARGET_CROSS)" \
CROSS="$(TARGET_CROSS)" PREFIX="$(TARGET_DIR)" \
ARCH=$(KERNEL_ARCH) STRIP="$(STRIP)" \
EXTRA_CFLAGS="$(TARGET_CFLAGS)" -C $(BUSYBOX_INITRAMFS_DIR) \
-f scripts/Makefile.IMA
endif
$(BR2_INITRAMFS_DIR)/bin/busybox: $(BUSYBOX_INITRAMFS_DIR)/busybox
$(MAKE) CC=$(TARGET_CC) CROSS_COMPILE="$(TARGET_CROSS)" \
CROSS="$(TARGET_CROSS)" \
ARCH=$(KERNEL_ARCH) STRIP="$(STRIP)" \
EXTRA_CFLAGS="$(TARGET_CFLAGS)" -C $(BUSYBOX_INITRAMFS_DIR) \
install
$(STRIP) $(STRIP_STRIP_ALL) $@
$(BB_INITRAMFS_TARGET): $(BR2_INITRAMFS_DIR)/bin/busybox
ln -fs bin/busybox $(PROJECT_BUILD_DIR)/initramfs/init
mkdir -p $(PROJECT_BUILD_DIR)/initramfs/etc
cat target/generic/target_busybox_skeleton/etc/inittab > \
$(PROJECT_BUILD_DIR)/initramfs/etc/inittab
rm -f $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
(echo "chown -R 0:0 $(PROJECT_BUILD_DIR)/initramfs"; \
echo "$(STAGING_DIR)/bin/makedevs -d $(TARGET_DEVICE_TABLE) $(PROJECT_BUILD_DIR)/initramfs"; \
echo "$(CONFIG_SHELL) target/initramfs/gen_initramfs_list.sh -u 0 -g 0 $(PROJECT_BUILD_DIR)/initramfs > $(BB_INITRAMFS_TARGET)"; \
) > $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
chmod +x $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
$(STAGING_DIR)/usr/bin/fakeroot -- \
$(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
rm -f $(PROJECT_BUILD_DIR)/_fakeroot.$(notdir $(BB_INITRAMFS_TARGET))
touch -c $@
$(PROJECT_BUILD_DIR)/.initramfs_done: $(BR2_INITRAMFS_DIR)/bin/busybox \
$(BB_INITRAMFS_TARGET)
touch $@
busybox-initramfs: uclibc $(PROJECT_BUILD_DIR)/.initramfs_done
busybox-initramfs-menuconfig: host-sed $(BUILD_DIR) busybox-source $(BUSYBOX_INITRAMFS_DIR)/.configured
$(MAKE) __TARGET_ARCH=$(ARCH) -C $(BUSYBOX_INITRAMFS_DIR) menuconfig
busybox-initramfs-clean:
rm -f $(BUSYBOX_INITRAMFS_DIR)/busybox $(PROJECT_BUILD_DIR)/.initramfs_*
rm -rf $(BR2_INITRAMFS_DIR) $(BB_INITRAMFS_TARGET)
-$(MAKE) -C $(BUSYBOX_INITRAMFS_DIR) clean
busybox-initramfs-dirclean:
rm -rf $(BUSYBOX_INITRAMFS_DIR) $(BR2_INITRAMFS_DIR) \
$(PROJECT_BUILD_DIR)/.initramfs_*
endif
#############################################################
#
# Toplevel Makefile options
#
#############################################################
ifeq ($(strip $(BR2_PACKAGE_BUSYBOX_INITRAMFS)),y)
TARGETS+=busybox-initramfs
endif
|
