build: allow calling append-dtb from image build commands
[openwrt/openwrt.git] / include / image.mk
index 812d515940944cb6987d68106e2f9581c9e12bfc..9ab139cba679e2609eaf8ac24d05ac932eea5edc 100644 (file)
@@ -8,25 +8,42 @@
 override TARGET_BUILD=
 include $(INCLUDE_DIR)/prereq.mk
 include $(INCLUDE_DIR)/kernel.mk
-include $(INCLUDE_DIR)/host.mk
 include $(INCLUDE_DIR)/version.mk
 include $(INCLUDE_DIR)/image-commands.mk
+
+ifndef IB
+  ifdef CONFIG_TARGET_PER_DEVICE_ROOTFS
+    TARGET_PER_DEVICE_ROOTFS := 1
+  endif
+endif
+
 include $(INCLUDE_DIR)/image-legacy.mk
 
+ifdef TARGET_PER_DEVICE_ROOTFS
+  include $(INCLUDE_DIR)/rootfs.mk
+endif
+
 override MAKE:=$(_SINGLE)$(SUBMAKE)
 override NO_TRACE_MAKE:=$(_SINGLE)$(NO_TRACE_MAKE)
 
+target_params = $(subst +,$(space),$*)
 param_get = $(patsubst $(1)=%,%,$(filter $(1)=%,$(2)))
+param_get_default = $(firstword $(call param_get,$(1),$(2)) $(3))
 param_mangle = $(subst $(space),_,$(strip $(1)))
 param_unmangle = $(subst _,$(space),$(1))
 
+mkfs_packages_id = $(shell echo $(sort $(1)) | mkhash md5 | head -c 8)
+mkfs_target_dir = $(if $(call param_get,pkg,$(1)),$(KDIR)/target-dir-$(call param_get,pkg,$(1)),$(TARGET_DIR))
+
 KDIR=$(KERNEL_BUILD_DIR)
 KDIR_TMP=$(KDIR)/tmp
 DTS_DIR:=$(LINUX_DIR)/arch/$(LINUX_KARCH)/boot/dts
 
-EXTRA_NAME_SANITIZED=$(call sanitize,$(EXTRA_IMAGE_NAME))
+IMG_PREFIX_EXTRA:=$(if $(EXTRA_IMAGE_NAME),$(call sanitize,$(EXTRA_IMAGE_NAME))-)
+IMG_PREFIX_VERNUM:=$(if $(CONFIG_VERSION_FILENAMES),$(call sanitize,$(VERSION_NUMBER))-)
+IMG_PREFIX_VERCODE:=$(if $(CONFIG_VERSION_CODE_FILENAMES),$(call sanitize,$(VERSION_CODE))-)
 
-IMG_PREFIX:=$(VERSION_DIST_SANITIZED)-$(if $(CONFIG_VERSION_FILENAMES),$(VERSION_NUMBER)-)$(if $(EXTRA_NAME_SANITIZED),$(EXTRA_NAME_SANITIZED)-)$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET))
+IMG_PREFIX:=$(VERSION_DIST_SANITIZED)-$(IMG_PREFIX_VERNUM)$(IMG_PREFIX_VERCODE)$(IMG_PREFIX_EXTRA)$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET))
 
 MKFS_DEVTABLE_OPT := -D $(INCLUDE_DIR)/device_table.txt
 
@@ -125,10 +142,17 @@ endef
 define Image/BuildKernel/MkFIT
        $(TOPDIR)/scripts/mkits.sh \
                -D $(1) -o $(KDIR)/fit-$(1).its -k $(2) $(if $(3),-d $(3)) -C $(4) -a $(5) -e $(6) \
-               -A $(ARCH) -v $(LINUX_VERSION)
+               -A $(LINUX_KARCH) -v $(LINUX_VERSION)
        PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $(KDIR)/fit-$(1).its $(KDIR)/fit-$(1)$(7).itb
 endef
 
+ifdef CONFIG_TARGET_IMAGES_GZIP
+  define Image/Gzip
+       rm -f $(1).gz
+       gzip -9n $(1)
+  endef
+endif
+
 # $(1) source dts file
 # $(2) target dtb file
 # $(3) extra CPP flags
@@ -137,6 +161,7 @@ define Image/BuildDTB
        $(TARGET_CROSS)cpp -nostdinc -x assembler-with-cpp \
                -I$(DTS_DIR) \
                -I$(DTS_DIR)/include \
+               -I$(LINUX_DIR)/include/ \
                -undef -D__DTS__ $(3) \
                -o $(2).tmp $(1)
        $(LINUX_DIR)/scripts/dtc/dtc -O dtb \
@@ -149,18 +174,18 @@ define Image/mkfs/jffs2/sub-raw
        $(STAGING_DIR_HOST)/bin/mkfs.jffs2 \
                $(2) \
                -e $(patsubst %k,%KiB,$(1)) \
-               -o $@ -d $(TARGET_DIR) \
+               -o $@ -d $(call mkfs_target_dir,$(3)) \
                -v 2>&1 1>/dev/null | awk '/^.+$$$$/'
 endef
 
 define Image/mkfs/jffs2/sub
-       $(call Image/mkfs/jffs2/sub-raw,$(1),--pad $(2))
+       $(call Image/mkfs/jffs2/sub-raw,$(1),--pad $(2),$(3))
        $(call add_jffs2_mark,$@)
 endef
 
 define Image/mkfs/jffs2/template
-  Image/mkfs/jffs2-$(1) = $$(call Image/mkfs/jffs2/sub,$(1),$(JFFS2OPTS))
-  Image/mkfs/jffs2-$(1)-raw = $$(call Image/mkfs/jffs2/sub-raw,$(1),$(JFFS2OPTS))
+  Image/mkfs/jffs2-$(1) = $$(call Image/mkfs/jffs2/sub,$(1),$(JFFS2OPTS),$$(1))
+  Image/mkfs/jffs2-$(1)-raw = $$(call Image/mkfs/jffs2/sub-raw,$(1),$(JFFS2OPTS),$$(1))
 
 endef
 
@@ -168,7 +193,7 @@ define Image/mkfs/jffs2-nand/template
   Image/mkfs/jffs2-nand-$(1) = \
        $$(call Image/mkfs/jffs2/sub, \
                $(word 2,$(subst -, ,$(1))), \
-                       $(JFFS2OPTS) --no-cleanmarkers --pagesize=$(word 1,$(subst -, ,$(1))))
+                       $(JFFS2OPTS) --no-cleanmarkers --pagesize=$(word 1,$(subst -, ,$(1))),$$(1))
 
 endef
 
@@ -176,24 +201,25 @@ $(eval $(foreach S,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/template,$(S))))
 $(eval $(foreach S,$(NAND_BLOCKSIZE),$(call Image/mkfs/jffs2-nand/template,$(S))))
 
 define Image/mkfs/squashfs
-       $(STAGING_DIR_HOST)/bin/mksquashfs4 $(TARGET_DIR) $@ \
+       $(STAGING_DIR_HOST)/bin/mksquashfs4 $(call mkfs_target_dir,$(1)) $@ \
                -nopad -noappend -root-owned \
                -comp $(SQUASHFSCOMP) $(SQUASHFSOPT) \
-               -processors $(if $(CONFIG_PKG_BUILD_JOBS),$(CONFIG_PKG_BUILD_JOBS),1) \
+               -processors 1 \
                $(if $(SOURCE_DATE_EPOCH),-fixed-time $(SOURCE_DATE_EPOCH))
 endef
 
 # $(1): board name
 # $(2): rootfs type
 # $(3): kernel image
+# $(4): compat string
 ifneq ($(CONFIG_NAND_SUPPORT),)
    define Image/Build/SysupgradeNAND
-       mkdir -p "$(KDIR_TMP)/sysupgrade-$(1)/"
-       echo "BOARD=$(1)" > "$(KDIR_TMP)/sysupgrade-$(1)/CONTROL"
-       [ -z "$(2)" ] || $(CP) "$(KDIR)/root.$(2)" "$(KDIR_TMP)/sysupgrade-$(1)/root"
-       [ -z "$(3)" ] || $(CP) "$(3)" "$(KDIR_TMP)/sysupgrade-$(1)/kernel"
+       mkdir -p "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/"
+       echo "BOARD=$(if $(4),$(4),$(1))" > "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/CONTROL"
+       [ -z "$(2)" ] || $(CP) "$(KDIR)/root.$(2)" "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/root"
+       [ -z "$(3)" ] || $(CP) "$(3)" "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/kernel"
        (cd "$(KDIR_TMP)"; $(TAR) cvf \
-               "$(BIN_DIR)/$(IMG_PREFIX)-$(1)-$(2)-sysupgrade.tar" sysupgrade-$(1) \
+               "$(BIN_DIR)/$(IMG_PREFIX)-$(1)-$(2)-sysupgrade.tar" sysupgrade-$(if $(4),$(4),$(1)) \
                        $(if $(SOURCE_DATE_EPOCH),--mtime="@$(SOURCE_DATE_EPOCH)") \
        )
    endef
@@ -215,12 +241,12 @@ define Image/mkfs/ubifs
        $(STAGING_DIR_HOST)/bin/mkfs.ubifs \
                $(UBIFS_OPTS) $(call param_unmangle,$(call param_get,fs,$(1))) \
                $(if $(CONFIG_TARGET_UBIFS_FREE_SPACE_FIXUP),--space-fixup) \
-               $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_NONE),--force-compr=none) \
-               $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_LZO),--force-compr=lzo) \
-               $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_ZLIB),--force-compr=zlib) \
+               $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_NONE),--compr=none) \
+               $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_LZO),--compr=lzo) \
+               $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_ZLIB),--compr=zlib) \
                $(if $(shell echo $(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)),--jrn-size=$(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)) \
                --squash-uids \
-               -o $@ -d $(TARGET_DIR)
+               -o $@ -d $(call mkfs_target_dir,$(1))
 endef
 
 E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024*1024)))
@@ -228,31 +254,18 @@ E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024*1024)))
 define Image/mkfs/ext4
        $(STAGING_DIR_HOST)/bin/make_ext4fs \
                -l $(E2SIZE) -b $(CONFIG_TARGET_EXT4_BLOCKSIZE) \
-               -i $(CONFIG_TARGET_EXT4_MAXINODE) \
-               -m $(CONFIG_TARGET_EXT4_RESERVED_PCT) \
+               $(if $(CONFIG_TARGET_EXT4_RESERVED_PCT),-m $(CONFIG_TARGET_EXT4_RESERVED_PCT)) \
                $(if $(CONFIG_TARGET_EXT4_JOURNAL),,-J) \
                $(if $(SOURCE_DATE_EPOCH),-T $(SOURCE_DATE_EPOCH)) \
-               $@ $(TARGET_DIR)/
-endef
-
-define Image/mkfs/prepare/default
-       # Use symbolic permissions to avoid clobbering SUID/SGID/sticky bits
-       - $(FIND) $(TARGET_DIR) -type f -not -perm /0100 -not -name 'ssh_host*' -not -name 'shadow' -print0 | $(XARGS) -0 chmod u+rw,g+r,o+r
-       - $(FIND) $(TARGET_DIR) -type f -perm /0100 -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
-       - $(FIND) $(TARGET_DIR) -type d -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
-       $(INSTALL_DIR) $(TARGET_DIR)/tmp $(TARGET_DIR)/overlay
-       chmod 1777 $(TARGET_DIR)/tmp
-endef
-
-define Image/mkfs/prepare
-       $(call Image/mkfs/prepare/default)
+               $@ $(call mkfs_target_dir,$(1))/
 endef
 
-
-define Image/Checksum
-       ( cd ${BIN_DIR} ; \
-               $(FIND) -maxdepth 1 -type f \! -name 'md5sums'  -printf "%P\n" | sort | xargs $1 > $2 \
-       )
+define Image/Manifest
+       $(STAGING_DIR_HOST)/bin/opkg \
+               --offline-root $(TARGET_DIR) \
+               --add-arch all:100 \
+               --add-arch $(if $(ARCH_PACKAGES),$(ARCH_PACKAGES),$(BOARD)):200 list-installed > \
+               $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE_SANITIZED),-$(PROFILE_SANITIZED)).manifest
 endef
 
 ifdef CONFIG_TARGET_ROOTFS_TARGZ
@@ -265,12 +278,37 @@ endif
 
 ifdef CONFIG_TARGET_ROOTFS_CPIOGZ
   define Image/Build/cpiogz
-       ( cd $(TARGET_DIR); find . | cpio -o -H newc | gzip -9n >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz )
+       ( cd $(TARGET_DIR); find . | cpio -o -H newc -R root:root | gzip -9n >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz )
   endef
 endif
 
+mkfs_packages = $(filter-out @%,$(PACKAGES_$(call param_get,pkg,pkg=$(target_params))))
+mkfs_packages_add = $(filter-out -%,$(mkfs_packages))
+mkfs_packages_remove = $(patsubst -%,%,$(filter -%,$(mkfs_packages)))
+mkfs_cur_target_dir = $(call mkfs_target_dir,pkg=$(target_params))
+
+opkg_target = \
+       $(call opkg,$(mkfs_cur_target_dir)) \
+               -f $(mkfs_cur_target_dir).conf
+
+target-dir-%: FORCE
+       rm -rf $(mkfs_cur_target_dir) $(mkfs_cur_target_dir).opkg
+       $(CP) $(TARGET_DIR_ORIG) $(mkfs_cur_target_dir)
+       -mv $(mkfs_cur_target_dir)/etc/opkg $(mkfs_cur_target_dir).opkg
+       echo 'src default file://$(PACKAGE_DIR_ALL)' > $(mkfs_cur_target_dir).conf
+       $(if $(mkfs_packages_remove), \
+               -$(call opkg,$(mkfs_cur_target_dir)) remove \
+                       $(mkfs_packages_remove))
+       $(if $(call opkg_package_files,$(mkfs_packages_add)), \
+               $(opkg_target) update && \
+               $(opkg_target) install \
+                       $(call opkg_package_files,$(mkfs_packages_add)))
+       $(call prepare_rootfs,$(mkfs_cur_target_dir))
+       -mv $(mkfs_cur_target_dir).opkg $(mkfs_cur_target_dir)/etc/opkg
+       rm -f $(mkfs_cur_target_dir).conf
+
 $(KDIR)/root.%: kernel_prepare
-       $(call Image/mkfs/$(word 1,$(subst +,$(space),$*)),$(subst +,$(space),$*))
+       $(call Image/mkfs/$(word 1,$(target_params)),$(target_params))
 
 define Device/InitProfile
   PROFILES := $(PROFILE)
@@ -307,7 +345,8 @@ define Device/Init
   PAGESIZE :=
   SUBPAGESIZE :=
   VID_HDR_OFFSET :=
-  UBINIZE_OPTS := -E 5
+  UBINIZE_OPTS :=
+  UBINIZE_PARTS :=
   MKUBIFS_OPTS :=
 
   FS_OPTIONS/ubifs = $$(MKUBIFS_OPTS)
@@ -316,16 +355,20 @@ define Device/Init
   DEVICE_DTS_DIR :=
 
   BOARD_NAME :=
+  UIMAGE_NAME :=
+  SUPPORTED_DEVICES :=
+  IMAGE_METADATA :=
 
   FILESYSTEMS := $(TARGET_FILESYSTEMS)
 endef
 
 DEFAULT_DEVICE_VARS := \
-  DEVICE_NAME KERNEL KERNEL_INITRAMFS KERNEL_INITRAMFS_IMAGE \
-  DEVICE_DTS DEVICE_DTS_DIR BOARD_NAME \
+  DEVICE_NAME KERNEL KERNEL_INITRAMFS KERNEL_SIZE KERNEL_INITRAMFS_IMAGE \
+  KERNEL_LOADADDR DEVICE_DTS DEVICE_DTS_DIR BOARD_NAME CMDLINE \
   UBOOTENV_IN_UBI KERNEL_IN_UBI \
   BLOCKSIZE PAGESIZE SUBPAGESIZE VID_HDR_OFFSET \
-  UBINIZE_OPTS
+  UBINIZE_OPTS UIMAGE_NAME UBINIZE_PARTS \
+  SUPPORTED_DEVICES IMAGE_METADATA
 
 define Device/ExportVar
   $(1) : $(2):=$$($(2))
@@ -342,9 +385,27 @@ else
   DEVICE_CHECK_PROFILE = $(CONFIG_TARGET_$(if $(CONFIG_TARGET_MULTI_PROFILE),DEVICE_)$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_$(1))
 endif
 
+DEVICE_EXTRA_PACKAGES = $(call qstrip,$(CONFIG_TARGET_DEVICE_PACKAGES_$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_DEVICE_$(1)))
+
+define merge_packages
+  $(1) :=
+  $(foreach pkg,$(2),
+    $(1) := $$(strip $$(filter-out -$$(patsubst -%,%,$(pkg)) $$(patsubst -%,%,$(pkg)),$$($(1))) $(pkg))
+  )
+endef
+
+define Device/Check/Common
+  _PROFILE_SET = $$(strip $$(foreach profile,$$(PROFILES) DEVICE_$(1),$$(call DEVICE_CHECK_PROFILE,$$(profile))))
+  ifdef TARGET_PER_DEVICE_ROOTFS
+    $$(eval $$(call merge_packages,_PACKAGES,$$(DEVICE_PACKAGES) $$(call DEVICE_EXTRA_PACKAGES,$(1))))
+    ROOTFS_ID/$(1) := $$(if $$(_PROFILE_SET),$$(call mkfs_packages_id,$$(_PACKAGES)))
+    PACKAGES_$$(ROOTFS_ID/$(1)) := $$(_PACKAGES)
+  endif
+endef
+
 define Device/Check
+  $(Device/Check/Common)
   KDIR_KERNEL_IMAGE := $(KDIR)/$(1)$$(KERNEL_SUFFIX)
-  _PROFILE_SET = $$(strip $$(foreach profile,$$(PROFILES) DEVICE_$(1),$$(call DEVICE_CHECK_PROFILE,$$(profile))))
   _TARGET := $$(if $$(_PROFILE_SET),install-images,install-disabled)
   ifndef IB
     _COMPILE_TARGET := $$(if $(CONFIG_IB)$$(_PROFILE_SET),compile,compile-disabled)
@@ -360,19 +421,12 @@ define Device/Build/initramfs
   $(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE)
        cp $$^ $$@
 
-  $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/$$(KERNEL_INITRAMFS_NAME) $(CURDIR)/Makefile $$(KERNEL_DEPENDS)
+  $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/$$(KERNEL_INITRAMFS_NAME) $(CURDIR)/Makefile $$(KERNEL_DEPENDS) image_prepare
        @rm -f $$@
        $$(call concat_cmd,$$(KERNEL_INITRAMFS))
 endef
 endif
 
-define Device/Build/check_size
-       @[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -ge "$$(stat -c%s $@)" ] || { \
-               echo "WARNING: Image file $@ is too big" >&2; \
-               rm -f $@; \
-       }
-endef
-
 define Device/Build/compile
   $$(_COMPILE_TARGET): $(KDIR)/$(1)
   $(eval $(call Device/Export,$(KDIR)/$(1)))
@@ -381,8 +435,23 @@ define Device/Build/compile
 
 endef
 
+ifndef IB
+define Device/Build/dtb
+  $(KDIR)/image-$(1).dtb: FORCE
+       $(call Image/BuildDTB,$(2)/$(1).dts,$$@)
+
+  $(3): $(KDIR)/image-$(1).dtb
+endef
+endif
+
 define Device/Build/kernel
-  _KERNEL_IMAGES += $$(KDIR_KERNEL_NAME)
+  $$(eval $$(foreach dts,$$(DEVICE_DTS), \
+       $$(call Device/Build/dtb,$$(dts), \
+               $$(if $$(DEVICE_DTS_DIR),$$(DEVICE_DTS_DIR),$$(DTS_DIR)),\
+               $$(KDIR_KERNEL_IMAGE) $(KDIR)/$$(KERNEL_INITRAMFS_NAME) \
+       ) \
+  ))
+
   $(KDIR)/$$(KERNEL_NAME):: image_prepare
   $$(_TARGET): $$(if $$(KERNEL_INSTALL),$(BIN_DIR)/$$(KERNEL_IMAGE))
   $(call Device/Export,$$(KDIR_KERNEL_IMAGE),$(1))
@@ -392,22 +461,36 @@ define Device/Build/kernel
     ifdef CONFIG_IB
       install: $$(KDIR_KERNEL_IMAGE)
     endif
-    $$(KDIR_KERNEL_IMAGE): $(KDIR)/$$(KERNEL_NAME) $(CURDIR)/Makefile $$(KERNEL_DEPENDS)
+    $$(KDIR_KERNEL_IMAGE): $(KDIR)/$$(KERNEL_NAME) $(CURDIR)/Makefile $$(KERNEL_DEPENDS) image_prepare
        @rm -f $$@
        $$(call concat_cmd,$$(KERNEL))
-       $$(if $$(KERNEL_SIZE),$$(call Device/Build/check_size,$$(KERNEL_SIZE)))
+       $$(if $$(KERNEL_SIZE),$$(call Build/check-size,$$(KERNEL_SIZE)))
   endif
 endef
 
 define Device/Build/image
-  $$(_TARGET): $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))
+  GZ_SUFFIX := $(if $(filter %dtb %gz,$(2)),,$(if $(and $(findstring ext4,$(1)),$(CONFIG_TARGET_IMAGES_GZIP)),.gz))
+  $$(_TARGET): $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))$$(GZ_SUFFIX)
   $(eval $(call Device/Export,$(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)),$(1)))
-  $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)): $$(KDIR_KERNEL_IMAGE) $(KDIR)/root.$(1)$$(if $$(FS_OPTIONS/$(1)),+fs=$$(call param_mangle,$$(FS_OPTIONS/$(1))))
+  ROOTFS/$(1)/$(3) := \
+       $(KDIR)/root.$(1)$$(strip \
+               $$(if $$(FS_OPTIONS/$(1)),+fs=$$(call param_mangle,$$(FS_OPTIONS/$(1)))) \
+       )$$(strip \
+               $(if $(TARGET_PER_DEVICE_ROOTFS),+pkg=$$(ROOTFS_ID/$(3))) \
+       )
+  ifndef IB
+    $$(ROOTFS/$(1)/$(3)): $(if $(TARGET_PER_DEVICE_ROOTFS),target-dir-$$(ROOTFS_ID/$(3)))
+  endif
+  $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)): $$(KDIR_KERNEL_IMAGE) $$(ROOTFS/$(1)/$(3))
        @rm -f $$@
        [ -f $$(word 1,$$^) -a -f $$(word 2,$$^) ]
        $$(call concat_cmd,$(if $(IMAGE/$(2)/$(1)),$(IMAGE/$(2)/$(1)),$(IMAGE/$(2))))
 
   .IGNORE: $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))
+
+  $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2)).gz: $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2))
+       gzip -c -9n $$^ > $$@
+
   $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2)): $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2))
        cp $$^ $$@
 
@@ -466,7 +549,7 @@ define BuildImage
   image_prepare:
 
   ifeq ($(IB),)
-    .PHONY: download prepare compile clean image_prepare mkfs_prepare kernel_prepare install install-images
+    .PHONY: download prepare compile clean image_prepare kernel_prepare install install-images
     compile:
                $(call Build/Compile)
 
@@ -485,10 +568,7 @@ define BuildImage
                mkdir -p $(BIN_DIR) $(KDIR)/tmp
   endif
 
-  mkfs_prepare: image_prepare
-       $(call Image/mkfs/prepare)
-
-  kernel_prepare: mkfs_prepare
+  kernel_prepare: image_prepare
        $(call Image/Build/targz)
        $(call Image/Build/cpiogz)
        $(call Image/BuildKernel)
@@ -508,7 +588,6 @@ define BuildImage
        $(MAKE) legacy-images
 
   install: install-images
-       $(call Image/Checksum,md5sum --binary,md5sums)
-       $(call Image/Checksum,openssl dgst -sha256,sha256sums)
+       $(call Image/Manifest)
 
 endef