56 lines
1.7 KiB
Makefile
56 lines
1.7 KiB
Makefile
################################################################################
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#
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# cpio to archive target filesystem
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#
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################################################################################
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ifeq ($(BR2_ROOTFS_DEVICE_CREATION_STATIC),y)
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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.
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# Add a pre-init script to mount it before running init
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define ROOTFS_CPIO_ADD_INIT
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if [ ! -e $(TARGET_DIR)/init ]; then \
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$(INSTALL) -m 0755 fs/cpio/init $(TARGET_DIR)/init; \
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fi
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endef
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PACKAGES_PERMISSIONS_TABLE += /dev/console c 622 0 0 5 1 - - -$(sep)
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endif # BR2_ROOTFS_DEVICE_CREATION_STATIC
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ROOTFS_CPIO_PRE_GEN_HOOKS += ROOTFS_CPIO_ADD_INIT
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define ROOTFS_CPIO_CMD
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cd $(TARGET_DIR) && find . | cpio --quiet -o -H newc > $@
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endef
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# mkimage supports arm avr32 blackfin m68k microblaze mips mips64 nios2 powerpc ppc sh sparc sparc64 x86
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# KERNEL_ARCH can be arm64 arc arm avr32 blackfin m68k microblaze mips nios2 powerpc sh sparc i386 x86_64 xtensa
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# For arm64, arc, xtensa we'll just keep KERNEL_ARCH
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# For mips64, we'll just keep mips
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# For i386 and x86_64, we need to convert
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ifeq ($(KERNEL_ARCH),x86_64)
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UIMAGE_ARCH = x86
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else ifeq ($(KERNEL_ARCH),i386)
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UIMAGE_ARCH = x86
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else
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UIMAGE_ARCH = $(KERNEL_ARCH)
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endif
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$(BINARIES_DIR)/rootfs.cpio.uboot: $(BINARIES_DIR)/rootfs.cpio host-uboot-tools
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$(HOST_DIR)/usr/bin/mkimage -A $(UIMAGE_ARCH) -T ramdisk \
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-C none -d $<$(ROOTFS_CPIO_COMPRESS_EXT) $@
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ifeq ($(BR2_TARGET_ROOTFS_CPIO_UIMAGE),y)
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ROOTFS_CPIO_POST_TARGETS += $(BINARIES_DIR)/rootfs.cpio.uboot
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endif
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$(eval $(call ROOTFS_TARGET,cpio))
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