include/image.mk

   1 #
   2 # Copyright (C) 2006-2010 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7
   8 override TARGET_BUILD=
   9 include $(INCLUDE_DIR)/prereq.mk
  10 include $(INCLUDE_DIR)/kernel.mk
  11 include $(INCLUDE_DIR)/host.mk
  12 include $(INCLUDE_DIR)/version.mk
  13
  14 override MAKE:=$(_SINGLE)$(SUBMAKE)
  15 override NO_TRACE_MAKE:=$(_SINGLE)$(NO_TRACE_MAKE)
  16
  17 KDIR=$(KERNEL_BUILD_DIR)
  18 DTS_DIR:=$(LINUX_DIR)/arch/$(ARCH)/boot/dts/
  19
  20 IMG_PREFIX:=openwrt-$(if $(CONFIG_VERSION_FILENAMES),$(VERSION_NUMBER)-)$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET))
  21
  22 MKFS_DEVTABLE_OPT := -D $(INCLUDE_DIR)/device_table.txt
  23
  24 ifneq ($(CONFIG_BIG_ENDIAN),)
  25   JFFS2OPTS     :=  --big-endian --squash-uids -v
  26 else
  27   JFFS2OPTS     :=  --little-endian --squash-uids -v
  28 endif
  29
  30 ifeq ($(CONFIG_JFFS2_RTIME),y)
  31   JFFS2OPTS += -X rtime
  32 endif
  33 ifeq ($(CONFIG_JFFS2_ZLIB),y)
  34   JFFS2OPTS += -X zlib
  35 endif
  36 ifeq ($(CONFIG_JFFS2_LZMA),y)
  37   JFFS2OPTS += -X lzma --compression-mode=size
  38 endif
  39 ifneq ($(CONFIG_JFFS2_RTIME),y)
  40   JFFS2OPTS += -x rtime
  41 endif
  42 ifneq ($(CONFIG_JFFS2_ZLIB),y)
  43   JFFS2OPTS += -x zlib
  44 endif
  45 ifneq ($(CONFIG_JFFS2_LZMA),y)
  46   JFFS2OPTS += -x lzma
  47 endif
  48
  49 JFFS2OPTS += $(MKFS_DEVTABLE_OPT)
  50
  51 SQUASHFS_BLOCKSIZE := $(CONFIG_TARGET_SQUASHFS_BLOCK_SIZE)k
  52 SQUASHFSOPT := -b $(SQUASHFS_BLOCKSIZE)
  53 SQUASHFSOPT += -p '/dev d 755 0 0' -p '/dev/console c 600 0 0 5 1'
  54 SQUASHFSCOMP := gzip
  55 LZMA_XZ_OPTIONS := -Xpreset 9 -Xe -Xlc 0 -Xlp 2 -Xpb 2
  56 ifeq ($(CONFIG_SQUASHFS_LZMA),y)
  57   SQUASHFSCOMP := lzma $(LZMA_XZ_OPTIONS)
  58 endif
  59 ifeq ($(CONFIG_SQUASHFS_XZ),y)
  60   ifneq ($(filter arm x86 powerpc sparc,$(LINUX_KARCH)),)
  61     BCJ_FILTER:=-Xbcj $(LINUX_KARCH)
  62   endif
  63   SQUASHFSCOMP := xz $(LZMA_XZ_OPTIONS) $(BCJ_FILTER)
  64 endif
  65
  66 JFFS2_BLOCKSIZE ?= 64k 128k
  67
  68 fs-types-$(CONFIG_TARGET_ROOTFS_SQUASHFS) += squashfs
  69 fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addprefix jffs2-,$(JFFS2_BLOCKSIZE))
  70 fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2_NAND) += $(addprefix jffs2-nand-,$(NAND_BLOCKSIZE))
  71 fs-types-$(CONFIG_TARGET_ROOTFS_EXT4FS) += ext4
  72 fs-types-$(CONFIG_TARGET_ROOTFS_ISO) += iso
  73 fs-subtypes-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addsuffix -raw,$(addprefix jffs2-,$(JFFS2_BLOCKSIZE)))
  74 fs-subtypes-$(CONFIG_TARGET_ROOTFS_CPIOGZ) += cpiogz
  75 fs-subtypes-$(CONFIG_TARGET_ROOTFS_TARGZ) += targz
  76
  77 TARGET_FILESYSTEMS := $(fs-types-y)
  78
  79 FS_64K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-64k
  80 FS_128K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-128k
  81 FS_256K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-256k
  82
  83 define add_jffs2_mark
  84         echo -ne '\xde\xad\xc0\xde' >> $(1)
  85 endef
  86
  87 define toupper
  88 $(shell echo $(1) | tr '[:lower:]' '[:upper:]')
  89 endef
  90
  91 define split_args
  92 $(foreach data, \
  93         $(subst |,$(space),\
  94                 $(subst $(space),^,$(1))), \
  95         $(call $(2),$(strip $(subst ^,$(space),$(data)))))
  96 endef
  97
  98 define build_cmd
  99 $(if $(Build/$(word 1,$(1))),,$(error Missing Build/$(word 1,$(1))))
 100 $(call Build/$(word 1,$(1)),$(wordlist 2,$(words $(1)),$(1)))
 101
 102 endef
 103
 104 define concat_cmd
 105 $(call split_args,$(1),build_cmd)
 106 endef
 107
 108 # pad to 4k, 8k, 16k, 64k, 128k, 256k and add jffs2 end-of-filesystem mark
 109 define prepare_generic_squashfs
 110         $(STAGING_DIR_HOST)/bin/padjffs2 $(1) 4 8 16 64 128 256
 111 endef
 112
 113 define Image/BuildKernel/Initramfs
 114         $(call Image/Build/Initramfs)
 115 endef
 116
 117 define Image/BuildKernel/MkuImage
 118         mkimage -A $(ARCH) -O linux -T kernel -C $(1) -a $(2) -e $(3) \
 119                 -n '$(call toupper,$(ARCH)) OpenWrt Linux-$(LINUX_VERSION)' -d $(4) $(5)
 120 endef
 121
 122 define Image/BuildKernel/MkFIT
 123         $(TOPDIR)/scripts/mkits.sh \
 124                 -D $(1) -o $(KDIR)/fit-$(1).its -k $(2) -d $(3) -C $(4) -a $(5) -e $(6) \
 125                 -A $(ARCH) -v $(LINUX_VERSION)
 126         PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $(KDIR)/fit-$(1).its $(KDIR)/fit-$(1)$(7).itb
 127 endef
 128
 129 define Image/mkfs/jffs2/sub
 130                 $(STAGING_DIR_HOST)/bin/mkfs.jffs2 $(3) --pad -e $(patsubst %k,%KiB,$(1)) -o $(KDIR)/root.jffs2-$(2) -d $(TARGET_DIR) -v 2>&1 1>/dev/null | awk '/^.+$$$$/'
 131                 $(call add_jffs2_mark,$(KDIR)/root.jffs2-$(2))
 132 endef
 133
 134 define Image/mkfs/jffs2/sub-raw
 135                 $(STAGING_DIR_HOST)/bin/mkfs.jffs2 $(3) -e $(patsubst %k,%KiB,$(1)) -o $(KDIR)/root.jffs2-$(2)-raw -d $(TARGET_DIR) -v 2>&1 1>/dev/null | awk '/^.+$$$$/'
 136 endef
 137
 138 define Image/mkfs/jffs2/template
 139   Image/mkfs/jffs2-$(1) = $$(call Image/mkfs/jffs2/sub,$(1),$(1),$(JFFS2OPTS))
 140   Image/mkfs/jffs2-$(1)-raw = $$(call Image/mkfs/jffs2/sub-raw,$(1),$(1),$(JFFS2OPTS))
 141
 142 endef
 143
 144 define Image/mkfs/jffs2-nand/template
 145   Image/mkfs/jffs2-nand-$(1) = \
 146         $$(call Image/mkfs/jffs2/sub, \
 147                 $(word 2,$(subst -, ,$(1))),nand-$(1), \
 148                         $(JFFS2OPTS) --no-cleanmarkers --pagesize=$(word 1,$(subst -, ,$(1))))
 149
 150 endef
 151
 152 $(eval $(foreach S,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/template,$(S))))
 153 $(eval $(foreach S,$(NAND_BLOCKSIZE),$(call Image/mkfs/jffs2-nand/template,$(S))))
 154
 155 define Image/mkfs/squashfs
 156         $(STAGING_DIR_HOST)/bin/mksquashfs4 $(TARGET_DIR) $(KDIR)/root.squashfs -nopad -noappend -root-owned -comp $(SQUASHFSCOMP) $(SQUASHFSOPT) -processors $(if $(CONFIG_PKG_BUILD_JOBS),$(CONFIG_PKG_BUILD_JOBS),1)
 157 endef
 158
 159 # $(1): board name
 160 # $(2): rootfs type
 161 # $(3): kernel image
 162 ifneq ($(CONFIG_NAND_SUPPORT),)
 163    define Image/Build/SysupgradeNAND
 164         mkdir -p "$(KDIR_TMP)/sysupgrade-$(1)/"
 165         echo "BOARD=$(1)" > "$(KDIR_TMP)/sysupgrade-$(1)/CONTROL"
 166         [ -z "$(2)" ] || $(CP) "$(KDIR)/root.$(2)" "$(KDIR_TMP)/sysupgrade-$(1)/root"
 167         [ -z "$(3)" ] || $(CP) "$(3)" "$(KDIR_TMP)/sysupgrade-$(1)/kernel"
 168         (cd "$(KDIR_TMP)"; $(TAR) cvf \
 169                 "$(BIN_DIR)/$(IMG_PREFIX)-$(1)-$(2)-sysupgrade.tar" sysupgrade-$(1))
 170    endef
 171
 172 # $(1) board name
 173 # $(2) ubinize-image options (e.g. --uboot-env and/or --kernel kernelimage)
 174 # $(3) rootfstype (e.g. squashfs or ubifs)
 175 # $(4) options to pass-through to ubinize (i.e. $($(PROFILE)_UBI_OPTS)))
 176    define Image/Build/UbinizeImage
 177         sh $(TOPDIR)/scripts/ubinize-image.sh $(2) \
 178                 "$(KDIR)/root.$(3)" \
 179                 "$(KDIR)/$(IMG_PREFIX)-$(1)-$(3)-ubinized.bin" \
 180                 $(4)
 181    endef
 182
 183 endif
 184
 185 ifneq ($(CONFIG_TARGET_ROOTFS_UBIFS),)
 186     define Image/mkfs/ubifs/generate
 187         $(CP) ./ubinize$(1).cfg $(KDIR)
 188         ( cd $(KDIR); \
 189                 $(STAGING_DIR_HOST)/bin/ubinize \
 190                 $(if $($(PROFILE)_UBI_OPTS), \
 191                         $(shell echo $($(PROFILE)_UBI_OPTS)), \
 192                         $(shell echo $(UBI_OPTS)) \
 193                 ) \
 194                 -o $(KDIR)/root$(1).ubi \
 195                 ubinize$(1).cfg \
 196         )
 197     endef
 198
 199     define Image/mkfs/ubifs
 200
 201         ifneq ($($(PROFILE)_UBIFS_OPTS)$(UBIFS_OPTS),)
 202                 $(STAGING_DIR_HOST)/bin/mkfs.ubifs \
 203                         $(if $($(PROFILE)_UBIFS_OPTS), \
 204                                 $(shell echo $($(PROFILE)_UBIFS_OPTS)), \
 205                                 $(shell echo $(UBIFS_OPTS)) \
 206                         ) \
 207                         $(if $(CONFIG_TARGET_UBIFS_FREE_SPACE_FIXUP),--space-fixup) \
 208                         $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_NONE),--force-compr=none) \
 209                         $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_LZO),--force-compr=lzo) \
 210                         $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_ZLIB),--force-compr=zlib) \
 211                         $(if $(shell echo $(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)),--jrn-size=$(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)) \
 212                         --squash-uids \
 213                         -o $(KDIR)/root.ubifs \
 214                         -d $(TARGET_DIR)
 215         endif
 216         $(call Image/Build,ubifs)
 217
 218         ifneq ($($(PROFILE)_UBI_OPTS)$(UBI_OPTS),)
 219                 $(if $(wildcard ./ubinize.cfg),$(call Image/mkfs/ubifs/generate,))
 220                 $(if $(wildcard ./ubinize-overlay.cfg),$(call Image/mkfs/ubifs/generate,-overlay))
 221         endif
 222         $(if $(wildcard ./ubinize.cfg),$(call Image/Build,ubi))
 223     endef
 224 endif
 225
 226 define Image/mkfs/cpiogz
 227         ( cd $(TARGET_DIR); find . | cpio -o -H newc | gzip -9 >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz )
 228 endef
 229
 230 define Image/mkfs/targz
 231         $(TAR) -czpf $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE),-$(PROFILE))-rootfs.tar.gz --numeric-owner --owner=0 --group=0 -C $(TARGET_DIR)/ .
 232 endef
 233
 234 E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024*1024/$(CONFIG_TARGET_EXT4_BLOCKSIZE))))
 235
 236 define Image/mkfs/ext4
 237 # generate an ext2 fs
 238         $(STAGING_DIR_HOST)/bin/genext2fs -U -B $(CONFIG_TARGET_EXT4_BLOCKSIZE) -b $(E2SIZE) -N $(CONFIG_TARGET_EXT4_MAXINODE) -d $(TARGET_DIR)/ $(KDIR)/root.ext4 -m $(CONFIG_TARGET_EXT4_RESERVED_PCT) $(MKFS_DEVTABLE_OPT)
 239 # convert it to ext4
 240         $(STAGING_DIR_HOST)/bin/tune2fs $(if $(CONFIG_TARGET_EXT4_JOURNAL),-j) -O extents,uninit_bg,dir_index $(KDIR)/root.ext4
 241 # fix it up
 242         $(STAGING_DIR_HOST)/bin/e2fsck -fy $(KDIR)/root.ext4
 243 endef
 244
 245 define Image/mkfs/prepare/default
 246         # Use symbolic permissions to avoid clobbering SUID/SGID/sticky bits
 247         - $(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
 248         - $(FIND) $(TARGET_DIR) -type f -perm +0100 -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
 249         - $(FIND) $(TARGET_DIR) -type d -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
 250         $(INSTALL_DIR) $(TARGET_DIR)/tmp $(TARGET_DIR)/overlay
 251         chmod 1777 $(TARGET_DIR)/tmp
 252 endef
 253
 254 define Image/mkfs/prepare
 255         $(call Image/mkfs/prepare/default)
 256 endef
 257
 258
 259 define Image/Checksum
 260         ( cd ${BIN_DIR} ; \
 261                 $(FIND) -maxdepth 1 -type f \! -name 'md5sums'  -printf "%P\n" | sort | xargs \
 262                 md5sum --binary > md5sums \
 263         )
 264 endef
 265
 266 define BuildImage/mkfs
 267   install: mkfs-$(1)
 268   .PHONY: mkfs-$(1)
 269   mkfs-$(1): mkfs_prepare
 270         $(Image/mkfs/$(1))
 271         $(call Build/mkfs/default,$(1))
 272         $(call Build/mkfs/$(1),$(1))
 273   $(KDIR)/root.$(1): mkfs-$(1)
 274
 275 endef
 276
 277 # Build commands that can be called from Device/* templates
 278 define Build/uImage
 279         mkimage -A $(LINUX_KARCH) \
 280                 -O linux -T kernel \
 281                 -C $(1) -a $(KERNEL_LOADADDR) -e $(if $(KERNEL_ENTRY),$(KERNEL_ENTRY),$(KERNEL_LOADADDR)) \
 282                 -n '$(call toupper,$(LINUX_KARCH)) OpenWrt Linux-$(LINUX_VERSION)' -d $@ $@.new
 283         @mv $@.new $@
 284 endef
 285
 286 define Build/lzma
 287         $(STAGING_DIR_HOST)/bin/lzma e $@ -lc1 -lp2 -pb2 $(1) $@.new
 288         @mv $@.new $@
 289 endef
 290
 291 define Build/kernel-bin
 292         rm -f $@
 293         cp $^ $@
 294 endef
 295
 296 define Build/patch-cmdline
 297         $(STAGING_DIR_HOST)/bin/patch-cmdline $@ '$(CMDLINE)'
 298 endef
 299
 300 define Build/append-kernel
 301         dd if=$(word 1,$^) $(if $(1),bs=$(1) conv=sync) >> $@
 302 endef
 303
 304 define Build/append-rootfs
 305         dd if=$(word 2,$^) $(if $(1),bs=$(1) conv=sync) >> $@
 306 endef
 307
 308 define Build/pad-rootfs
 309         $(call prepare_generic_squashfs,$@ $(1))
 310 endef
 311
 312 define Build/pad-offset
 313         let \
 314                 size="$$(stat -c%s $@)" \
 315                 pad="$(word 1, $(1))" \
 316                 offset="$(word 2, $(1))" \
 317                 pad="(pad - ((size + offset) % pad)) % pad" \
 318                 newsize='size + pad'; \
 319                 dd if=$@ of=$@.new bs=$$newsize count=1 conv=sync
 320         mv $@.new $@
 321 endef
 322
 323 define Build/check-size
 324         @[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -gt "$$(stat -c%s $@)" ] || { \
 325                 echo "WARNING: Image file $@ is too big"; \
 326                 rm -f $@; \
 327         }
 328 endef
 329
 330
 331 define Device/Init
 332   PROFILES := $(PROFILE)
 333   KERNEL:=
 334   KERNEL_INITRAMFS = $$(KERNEL)
 335   KERNEL_SIZE:=
 336   CMDLINE:=
 337
 338   IMAGE_PREFIX := $(IMG_PREFIX)-$(1)
 339   IMAGE_NAME = $$(IMAGE_PREFIX)-$$(1)-$$(2)
 340   KERNEL_PREFIX = $(1)
 341   KERNEL_SUFFIX := -kernel.bin
 342   KERNEL_IMAGE = $$(KERNEL_PREFIX)$$(KERNEL_SUFFIX)
 343   KERNEL_INITRAMFS_PREFIX = $$(IMAGE_PREFIX)-initramfs
 344   KERNEL_INITRAMFS_IMAGE = $$(KERNEL_INITRAMFS_PREFIX)$$(KERNEL_SUFFIX)
 345   KERNEL_INSTALL :=
 346   KERNEL_NAME := vmlinux
 347   KERNEL_SIZE :=
 348
 349   FILESYSTEMS := $(TARGET_FILESYSTEMS)
 350 endef
 351
 352 define Device/ExportVar
 353   $(1) : $(2):=$$($(2))
 354
 355 endef
 356 Device/Export = $(foreach var,$(DEVICE_VARS) KERNEL KERNEL_INITRAMFS,$(call Device/ExportVar,$(1),$(var)))
 357
 358 define Device/Check
 359   _TARGET = $$(if $$(filter $(PROFILE),$$(PROFILES)),install,install-disabled)
 360 endef
 361
 362 define Device/Build/initramfs
 363   $$(_TARGET): $(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE)
 364
 365   $(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/$$(KERNEL_INITRAMFS_IMAGE)
 366         cp $$^ $$@
 367
 368   $(KDIR)/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/$$(KERNEL_NAME)-initramfs
 369         @rm -f $$@
 370         $$(call concat_cmd,$$(KERNEL_INITRAMFS))
 371 endef
 372
 373 define Device/Build/check_size
 374         @[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -gt "$$(stat -c%s $@)" ] || { \
 375                 echo "WARNING: Image file $@ is too big"; \
 376                 rm -f $@; \
 377         }
 378 endef
 379
 380 define Device/Build/kernel
 381   $(KDIR)/$$(KERNEL_NAME): image_prepare
 382   $$(_TARGET): $$(if $$(KERNEL_INSTALL),$(BIN_DIR)/$$(KERNEL_IMAGE))
 383   $(BIN_DIR)/$$(KERNEL_IMAGE): $(KDIR)/$$(KERNEL_IMAGE)
 384         cp $$^ $$@
 385   $(KDIR)/$$(KERNEL_IMAGE): $(KDIR)/$$(KERNEL_NAME)
 386         @rm -f $$@
 387         $$(call concat_cmd,$$(KERNEL))
 388         $$(if $$(KERNEL_SIZE),$$(call Device/Build/check_size,$$(KERNEL_SIZE)))
 389 endef
 390
 391 define Device/Build/image
 392   FILESYSTEM := $(1)
 393   $$(_TARGET): $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))
 394   $(eval $(call Device/Export,$(KDIR)/$(KERNEL_IMAGE)))
 395   $(eval $(call Device/Export,$(KDIR)/$(KERNEL_INITRAMFS_IMAGE)))
 396   $(eval $(call Device/Export,$(KDIR)/$(call IMAGE_NAME,$(1),$(2))))
 397   $(KDIR)/$(call IMAGE_NAME,$(1),$(2)): $(KDIR)/$$(KERNEL_IMAGE) $(KDIR)/root.$(1)
 398         @rm -f $$@
 399         [ -f $$(word 1,$$^) -a -f $$(word 2,$$^) ]
 400         $$(call concat_cmd,$(if $(IMAGE/$(2)/$(1)),$(IMAGE/$(2)/$(1)),$(IMAGE/$(2))))
 401
 402   .IGNORE: $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))
 403   $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2)): $(KDIR)/$(call IMAGE_NAME,$(1),$(2))
 404         cp $$^ $$@
 405
 406 endef
 407
 408 define Device/Build
 409   $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Device/Build/initramfs,$(1)))
 410   $(call Device/Build/kernel,$(1))
 411
 412   $$(eval $$(foreach image,$$(IMAGES), \
 413     $$(foreach fs,$$(filter $(TARGET_FILESYSTEMS),$$(FILESYSTEMS)), \
 414       $$(call Device/Build/image,$$(fs),$$(image),$(1)))))
 415 endef
 416
 417 define Device
 418   $(call Device/Init,$(1))
 419   $(call Device/Default,$(1))
 420   $(call Device/Check,$(1))
 421   $(call Device/$(1),$(1))
 422   $(call Device/Build,$(1))
 423
 424 endef
 425
 426 define BuildImage
 427
 428   download:
 429   prepare:
 430   compile:
 431   clean:
 432   image_prepare:
 433
 434   ifeq ($(IB),)
 435     .PHONY: download prepare compile clean image_prepare mkfs_prepare kernel_prepare install
 436     compile:
 437                 $(call Build/Compile)
 438
 439     clean:
 440                 $(call Build/Clean)
 441
 442     image_prepare: compile
 443                 $(call Image/Prepare)
 444   endif
 445
 446   mkfs_prepare: image_prepare
 447         $(call Image/mkfs/prepare)
 448
 449   kernel_prepare: mkfs_prepare
 450         $(call Image/BuildKernel)
 451         $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Image/BuildKernel/Initramfs))
 452         $(call Image/InstallKernel)
 453
 454   $(foreach device,$(TARGET_DEVICES),$(call Device,$(device)))
 455   $(foreach fs,$(TARGET_FILESYSTEMS) $(fs-subtypes-y),$(call BuildImage/mkfs,$(fs)))
 456
 457   install: kernel_prepare
 458         $(foreach fs,$(TARGET_FILESYSTEMS),
 459                 $(call Image/Build,$(fs))
 460         )
 461         $(call Image/mkfs/ubifs)
 462         $(call Image/Checksum)
 463
 464 endef