################################################################################
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#
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# cpio to archive target filesystem
|
#
|
################################################################################
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|
ifeq ($(BR2_ROOTFS_DEVICE_CREATION_STATIC),y)
|
|
define ROOTFS_CPIO_ADD_INIT
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if [ ! -e $(TARGET_DIR)/init ]; then \
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ln -sf sbin/init $(TARGET_DIR)/init; \
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fi
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endef
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|
else
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# devtmpfs does not get automounted when initramfs is used.
|
# Add a pre-init script to mount it before running init
|
# We must have /dev/console very early, even before /init runs,
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# for stdin/stdout/stderr
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define ROOTFS_CPIO_ADD_INIT
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if [ ! -e $(TARGET_DIR)/init ]; then \
|
$(INSTALL) -m 0755 fs/cpio/init $(TARGET_DIR)/init; \
|
fi
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mkdir -p $(TARGET_DIR)/dev
|
mknod -m 0622 $(TARGET_DIR)/dev/console c 5 1
|
endef
|
|
endif # BR2_ROOTFS_DEVICE_CREATION_STATIC
|
|
ROOTFS_CPIO_PRE_GEN_HOOKS += ROOTFS_CPIO_ADD_INIT
|
|
# --reproducible option was introduced in cpio v2.12, which may not be
|
# available in some old distributions, so we build host-cpio
|
ifeq ($(BR2_REPRODUCIBLE),y)
|
ROOTFS_CPIO_DEPENDENCIES += host-cpio
|
ROOTFS_CPIO_OPTS += --reproducible
|
endif
|
|
define ROOTFS_CPIO_CMD
|
cd $(TARGET_DIR) && \
|
find . \
|
| LC_ALL=C sort \
|
| cpio $(ROOTFS_CPIO_OPTS) --quiet -o -H newc \
|
> $@
|
endef
|
|
ifeq ($(BR2_TARGET_ROOTFS_CPIO_UIMAGE),y)
|
ROOTFS_CPIO_DEPENDENCIES += host-uboot-tools
|
define ROOTFS_CPIO_UBOOT_MKIMAGE
|
$(MKIMAGE) -A $(MKIMAGE_ARCH) -T ramdisk \
|
-C none -d $@$(ROOTFS_CPIO_COMPRESS_EXT) $@.uboot
|
endef
|
ROOTFS_CPIO_POST_GEN_HOOKS += ROOTFS_CPIO_UBOOT_MKIMAGE
|
endif
|
|
$(eval $(rootfs))
|
