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)/version.mk
  12 include $(INCLUDE_DIR)/image-commands.mk
  13
  14 ifndef IB
  15   ifdef CONFIG_TARGET_PER_DEVICE_ROOTFS
  16     TARGET_PER_DEVICE_ROOTFS := 1
  17   endif
  18 endif
  19
  20 include $(INCLUDE_DIR)/image-legacy.mk
  21 include $(INCLUDE_DIR)/rootfs.mk
  22
  23 override MAKE:=$(_SINGLE)$(SUBMAKE)
  24 override NO_TRACE_MAKE:=$(_SINGLE)$(NO_TRACE_MAKE)
  25
  26 target_params = $(subst +,$(space),$*)
  27 param_get = $(patsubst $(1)=%,%,$(filter $(1)=%,$(2)))
  28 param_get_default = $(firstword $(call param_get,$(1),$(2)) $(3))
  29 param_mangle = $(subst $(space),_,$(strip $(1)))
  30 param_unmangle = $(subst _,$(space),$(1))
  31
  32 mkfs_packages_id = $(shell echo $(sort $(1)) | mkhash md5 | head -c 8)
  33 mkfs_target_dir = $(if $(call param_get,pkg,$(1)),$(KDIR)/target-dir-$(call param_get,pkg,$(1)),$(TARGET_DIR))
  34
  35 KDIR=$(KERNEL_BUILD_DIR)
  36 KDIR_TMP=$(KDIR)/tmp
  37 DTS_DIR:=$(LINUX_DIR)/arch/$(LINUX_KARCH)/boot/dts
  38
  39 IMG_PREFIX_EXTRA:=$(if $(EXTRA_IMAGE_NAME),$(call sanitize,$(EXTRA_IMAGE_NAME))-)
  40 IMG_PREFIX_VERNUM:=$(if $(CONFIG_VERSION_FILENAMES),$(call sanitize,$(VERSION_NUMBER))-)
  41 IMG_PREFIX_VERCODE:=$(if $(CONFIG_VERSION_CODE_FILENAMES),$(call sanitize,$(VERSION_CODE))-)
  42
  43 IMG_PREFIX:=$(VERSION_DIST_SANITIZED)-$(IMG_PREFIX_VERNUM)$(IMG_PREFIX_VERCODE)$(IMG_PREFIX_EXTRA)$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET))
  44
  45 MKFS_DEVTABLE_OPT := -D $(INCLUDE_DIR)/device_table.txt
  46
  47 ifneq ($(CONFIG_BIG_ENDIAN),)
  48   JFFS2OPTS     :=  --big-endian --squash-uids -v
  49 else
  50   JFFS2OPTS     :=  --little-endian --squash-uids -v
  51 endif
  52
  53 ifeq ($(CONFIG_JFFS2_RTIME),y)
  54   JFFS2OPTS += -X rtime
  55 endif
  56 ifeq ($(CONFIG_JFFS2_ZLIB),y)
  57   JFFS2OPTS += -X zlib
  58 endif
  59 ifeq ($(CONFIG_JFFS2_LZMA),y)
  60   JFFS2OPTS += -X lzma --compression-mode=size
  61 endif
  62 ifneq ($(CONFIG_JFFS2_RTIME),y)
  63   JFFS2OPTS += -x rtime
  64 endif
  65 ifneq ($(CONFIG_JFFS2_ZLIB),y)
  66   JFFS2OPTS += -x zlib
  67 endif
  68 ifneq ($(CONFIG_JFFS2_LZMA),y)
  69   JFFS2OPTS += -x lzma
  70 endif
  71
  72 JFFS2OPTS += $(MKFS_DEVTABLE_OPT)
  73
  74 SQUASHFS_BLOCKSIZE := $(CONFIG_TARGET_SQUASHFS_BLOCK_SIZE)k
  75 SQUASHFSOPT := -b $(SQUASHFS_BLOCKSIZE)
  76 SQUASHFSOPT += -p '/dev d 755 0 0' -p '/dev/console c 600 0 0 5 1'
  77 SQUASHFSCOMP := gzip
  78 LZMA_XZ_OPTIONS := -Xpreset 9 -Xe -Xlc 0 -Xlp 2 -Xpb 2
  79 ifeq ($(CONFIG_SQUASHFS_XZ),y)
  80   ifneq ($(filter arm x86 powerpc sparc,$(LINUX_KARCH)),)
  81     BCJ_FILTER:=-Xbcj $(LINUX_KARCH)
  82   endif
  83   SQUASHFSCOMP := xz $(LZMA_XZ_OPTIONS) $(BCJ_FILTER)
  84 endif
  85
  86 JFFS2_BLOCKSIZE ?= 64k 128k
  87
  88 fs-types-$(CONFIG_TARGET_ROOTFS_SQUASHFS) += squashfs
  89 fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addprefix jffs2-,$(JFFS2_BLOCKSIZE))
  90 fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2_NAND) += $(addprefix jffs2-nand-,$(NAND_BLOCKSIZE))
  91 fs-types-$(CONFIG_TARGET_ROOTFS_EXT4FS) += ext4
  92 fs-types-$(CONFIG_TARGET_ROOTFS_ISO) += iso
  93 fs-types-$(CONFIG_TARGET_ROOTFS_UBIFS) += ubifs
  94 fs-subtypes-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addsuffix -raw,$(addprefix jffs2-,$(JFFS2_BLOCKSIZE)))
  95
  96 TARGET_FILESYSTEMS := $(fs-types-y)
  97
  98 FS_64K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-64k
  99 FS_128K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-128k
 100 FS_256K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-256k
 101
 102 define add_jffs2_mark
 103         echo -ne '\xde\xad\xc0\xde' >> $(1)
 104 endef
 105
 106 PROFILE_SANITIZED := $(call sanitize,$(PROFILE))
 107
 108 define split_args
 109 $(foreach data, \
 110         $(subst |,$(space),\
 111                 $(subst $(space),^,$(1))), \
 112         $(call $(2),$(strip $(subst ^,$(space),$(data)))))
 113 endef
 114
 115 define build_cmd
 116 $(if $(Build/$(word 1,$(1))),,$(error Missing Build/$(word 1,$(1))))
 117 $(call Build/$(word 1,$(1)),$(wordlist 2,$(words $(1)),$(1)))
 118
 119 endef
 120
 121 define concat_cmd
 122 $(call split_args,$(1),build_cmd)
 123 endef
 124
 125 # pad to 4k, 8k, 16k, 64k, 128k, 256k and add jffs2 end-of-filesystem mark
 126 define prepare_generic_squashfs
 127         $(STAGING_DIR_HOST)/bin/padjffs2 $(1) 4 8 16 64 128 256
 128 endef
 129
 130 define Image/BuildKernel/Initramfs
 131         $(call Image/Build/Initramfs)
 132 endef
 133
 134 define Image/BuildKernel/MkuImage
 135         mkimage -A $(ARCH) -O linux -T kernel -C $(1) -a $(2) -e $(3) \
 136                 -n '$(call toupper,$(ARCH)) $(VERSION_DIST) Linux-$(LINUX_VERSION)' -d $(4) $(5)
 137 endef
 138
 139 define Image/BuildKernel/MkFIT
 140         $(TOPDIR)/scripts/mkits.sh \
 141                 -D $(1) -o $(KDIR)/fit-$(1).its -k $(2) $(if $(3),-d $(3)) -C $(4) -a $(5) -e $(6) \
 142                 -A $(LINUX_KARCH) -v $(LINUX_VERSION)
 143         PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $(KDIR)/fit-$(1).its $(KDIR)/fit-$(1)$(7).itb
 144 endef
 145
 146 ifdef CONFIG_TARGET_IMAGES_GZIP
 147   define Image/Gzip
 148         rm -f $(1).gz
 149         gzip -9n $(1)
 150   endef
 151 endif
 152
 153 # $(1) source dts file
 154 # $(2) target dtb file
 155 # $(3) extra CPP flags
 156 # $(4) extra DTC flags
 157 define Image/BuildDTB
 158         $(TARGET_CROSS)cpp -nostdinc -x assembler-with-cpp \
 159                 -I$(DTS_DIR) \
 160                 -I$(DTS_DIR)/include \
 161                 -I$(LINUX_DIR)/include/ \
 162                 -undef -D__DTS__ $(3) \
 163                 -o $(2).tmp $(1)
 164         $(LINUX_DIR)/scripts/dtc/dtc -O dtb \
 165                 -i$(dir $(1)) $(4) \
 166                 -o $(2) $(2).tmp
 167         $(RM) $(2).tmp
 168 endef
 169
 170 define Image/mkfs/jffs2/sub-raw
 171         $(STAGING_DIR_HOST)/bin/mkfs.jffs2 \
 172                 $(2) \
 173                 -e $(patsubst %k,%KiB,$(1)) \
 174                 -o $@ -d $(call mkfs_target_dir,$(3)) \
 175                 -v 2>&1 1>/dev/null | awk '/^.+$$$$/'
 176 endef
 177
 178 define Image/mkfs/jffs2/sub
 179         $(call Image/mkfs/jffs2/sub-raw,$(1),--pad $(2),$(3))
 180         $(call add_jffs2_mark,$@)
 181 endef
 182
 183 define Image/mkfs/jffs2/template
 184   Image/mkfs/jffs2-$(1) = $$(call Image/mkfs/jffs2/sub,$(1),$(JFFS2OPTS),$$(1))
 185   Image/mkfs/jffs2-$(1)-raw = $$(call Image/mkfs/jffs2/sub-raw,$(1),$(JFFS2OPTS),$$(1))
 186
 187 endef
 188
 189 define Image/mkfs/jffs2-nand/template
 190   Image/mkfs/jffs2-nand-$(1) = \
 191         $$(call Image/mkfs/jffs2/sub, \
 192                 $(word 2,$(subst -, ,$(1))), \
 193                         $(JFFS2OPTS) --no-cleanmarkers --pagesize=$(word 1,$(subst -, ,$(1))),$$(1))
 194
 195 endef
 196
 197 $(eval $(foreach S,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/template,$(S))))
 198 $(eval $(foreach S,$(NAND_BLOCKSIZE),$(call Image/mkfs/jffs2-nand/template,$(S))))
 199
 200 define Image/mkfs/squashfs
 201         $(STAGING_DIR_HOST)/bin/mksquashfs4 $(call mkfs_target_dir,$(1)) $@ \
 202                 -nopad -noappend -root-owned \
 203                 -comp $(SQUASHFSCOMP) $(SQUASHFSOPT) \
 204                 -processors 1 \
 205                 $(if $(SOURCE_DATE_EPOCH),-fixed-time $(SOURCE_DATE_EPOCH))
 206 endef
 207
 208 # $(1): board name
 209 # $(2): rootfs type
 210 # $(3): kernel image
 211 # $(4): compat string
 212 ifneq ($(CONFIG_NAND_SUPPORT),)
 213    define Image/Build/SysupgradeNAND
 214         mkdir -p "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/"
 215         echo "BOARD=$(if $(4),$(4),$(1))" > "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/CONTROL"
 216         [ -z "$(2)" ] || $(CP) "$(KDIR)/root.$(2)" "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/root"
 217         [ -z "$(3)" ] || $(CP) "$(3)" "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/kernel"
 218         (cd "$(KDIR_TMP)"; $(TAR) cvf \
 219                 "$(BIN_DIR)/$(IMG_PREFIX)-$(1)-$(2)-sysupgrade.tar" sysupgrade-$(if $(4),$(4),$(1)) \
 220                         $(if $(SOURCE_DATE_EPOCH),--mtime="@$(SOURCE_DATE_EPOCH)") \
 221         )
 222    endef
 223
 224 # $(1) board name
 225 # $(2) ubinize-image options (e.g. --uboot-env and/or --kernel kernelimage)
 226 # $(3) rootfstype (e.g. squashfs or ubifs)
 227 # $(4) options to pass-through to ubinize (i.e. $($(PROFILE)_UBI_OPTS)))
 228    define Image/Build/UbinizeImage
 229         sh $(TOPDIR)/scripts/ubinize-image.sh $(2) \
 230                 "$(KDIR)/root.$(3)" \
 231                 "$(KDIR)/$(IMG_PREFIX)-$(1)-$(3)-ubinized.bin" \
 232                 $(4)
 233    endef
 234
 235 endif
 236
 237 define Image/mkfs/ubifs
 238         $(STAGING_DIR_HOST)/bin/mkfs.ubifs \
 239                 $(UBIFS_OPTS) $(call param_unmangle,$(call param_get,fs,$(1))) \
 240                 $(if $(CONFIG_TARGET_UBIFS_FREE_SPACE_FIXUP),--space-fixup) \
 241                 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_NONE),--compr=none) \
 242                 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_LZO),--compr=lzo) \
 243                 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_ZLIB),--compr=zlib) \
 244                 $(if $(shell echo $(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)),--jrn-size=$(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)) \
 245                 --squash-uids \
 246                 -o $@ -d $(call mkfs_target_dir,$(1))
 247 endef
 248
 249 E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024*1024)))
 250
 251 define Image/mkfs/ext4
 252         $(STAGING_DIR_HOST)/bin/make_ext4fs \
 253                 -l $(E2SIZE) -b $(CONFIG_TARGET_EXT4_BLOCKSIZE) \
 254                 $(if $(CONFIG_TARGET_EXT4_RESERVED_PCT),-m $(CONFIG_TARGET_EXT4_RESERVED_PCT)) \
 255                 $(if $(CONFIG_TARGET_EXT4_JOURNAL),,-J) \
 256                 $(if $(SOURCE_DATE_EPOCH),-T $(SOURCE_DATE_EPOCH)) \
 257                 $@ $(call mkfs_target_dir,$(1))/
 258 endef
 259
 260 define Image/Manifest
 261         $(call opkg,$(TARGET_DIR_ORIG)) list-installed > \
 262                 $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE_SANITIZED),-$(PROFILE_SANITIZED)).manifest
 263 endef
 264
 265 ifdef CONFIG_TARGET_ROOTFS_TARGZ
 266   define Image/Build/targz
 267         $(TAR) -cp --numeric-owner --owner=0 --group=0 --sort=name \
 268                 $(if $(SOURCE_DATE_EPOCH),--mtime="@$(SOURCE_DATE_EPOCH)") \
 269                 -C $(TARGET_DIR)/ . | gzip -9n > $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE_SANITIZED),-$(PROFILE_SANITIZED))-rootfs.tar.gz
 270   endef
 271 endif
 272
 273 ifdef CONFIG_TARGET_ROOTFS_CPIOGZ
 274   define Image/Build/cpiogz
 275         ( cd $(TARGET_DIR); find . | cpio -o -H newc -R root:root | gzip -9n >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz )
 276   endef
 277 endif
 278
 279 mkfs_packages = $(filter-out @%,$(PACKAGES_$(call param_get,pkg,pkg=$(target_params))))
 280 mkfs_packages_add = $(filter-out -%,$(mkfs_packages))
 281 mkfs_packages_remove = $(patsubst -%,%,$(filter -%,$(mkfs_packages)))
 282 mkfs_cur_target_dir = $(call mkfs_target_dir,pkg=$(target_params))
 283
 284 opkg_target = \
 285         $(call opkg,$(mkfs_cur_target_dir)) \
 286                 -f $(mkfs_cur_target_dir).conf
 287
 288 target-dir-%: FORCE
 289         rm -rf $(mkfs_cur_target_dir) $(mkfs_cur_target_dir).opkg
 290         $(CP) $(TARGET_DIR_ORIG) $(mkfs_cur_target_dir)
 291         -mv $(mkfs_cur_target_dir)/etc/opkg $(mkfs_cur_target_dir).opkg
 292         echo 'src default file://$(PACKAGE_DIR_ALL)' > $(mkfs_cur_target_dir).conf
 293         $(if $(mkfs_packages_remove), \
 294                 -$(call opkg,$(mkfs_cur_target_dir)) remove \
 295                         $(mkfs_packages_remove))
 296         $(if $(call opkg_package_files,$(mkfs_packages_add)), \
 297                 $(opkg_target) update && \
 298                 $(opkg_target) install \
 299                         $(call opkg_package_files,$(mkfs_packages_add)))
 300         -$(CP) -T $(mkfs_cur_target_dir).opkg/ $(mkfs_cur_target_dir)/etc/opkg/
 301         rm -rf $(mkfs_cur_target_dir).opkg $(mkfs_cur_target_dir).conf
 302         $(call prepare_rootfs,$(mkfs_cur_target_dir),$(TOPDIR)/files)
 303
 304 $(KDIR)/root.%: kernel_prepare
 305         $(call Image/mkfs/$(word 1,$(target_params)),$(target_params))
 306
 307 define Device/InitProfile
 308   PROFILES := $(PROFILE)
 309   DEVICE_TITLE :=
 310   DEVICE_PACKAGES :=
 311   DEVICE_DESCRIPTION = Build firmware images for $$(DEVICE_TITLE)
 312 endef
 313
 314 define Device/Init
 315   DEVICE_NAME := $(1)
 316   KERNEL:=
 317   KERNEL_INITRAMFS = $$(KERNEL)
 318   KERNEL_SIZE:=
 319   CMDLINE:=
 320
 321   IMAGES :=
 322   IMAGE_PREFIX := $(IMG_PREFIX)-$(1)
 323   IMAGE_NAME = $$(IMAGE_PREFIX)-$$(1)-$$(2)
 324   KERNEL_PREFIX = $$(IMAGE_PREFIX)
 325   KERNEL_SUFFIX := -kernel.bin
 326   KERNEL_INITRAMFS_SUFFIX = $$(KERNEL_SUFFIX)
 327   KERNEL_IMAGE = $$(KERNEL_PREFIX)$$(KERNEL_SUFFIX)
 328   KERNEL_INITRAMFS_PREFIX = $$(IMAGE_PREFIX)-initramfs
 329   KERNEL_INITRAMFS_IMAGE = $$(KERNEL_INITRAMFS_PREFIX)$$(KERNEL_INITRAMFS_SUFFIX)
 330   KERNEL_INITRAMFS_NAME = $$(KERNEL_NAME)-initramfs
 331   KERNEL_INSTALL :=
 332   KERNEL_NAME := vmlinux
 333   KERNEL_DEPENDS :=
 334   KERNEL_SIZE :=
 335
 336   UBOOTENV_IN_UBI :=
 337   KERNEL_IN_UBI :=
 338   BLOCKSIZE :=
 339   PAGESIZE :=
 340   SUBPAGESIZE :=
 341   VID_HDR_OFFSET :=
 342   UBINIZE_OPTS :=
 343   UBINIZE_PARTS :=
 344   MKUBIFS_OPTS :=
 345
 346   FS_OPTIONS/ubifs = $$(MKUBIFS_OPTS)
 347
 348   DEVICE_DTS :=
 349   DEVICE_DTS_DIR :=
 350
 351   BOARD_NAME :=
 352   UIMAGE_NAME :=
 353   SUPPORTED_DEVICES :=
 354   IMAGE_METADATA :=
 355
 356   FILESYSTEMS := $(TARGET_FILESYSTEMS)
 357 endef
 358
 359 DEFAULT_DEVICE_VARS := \
 360   DEVICE_NAME KERNEL KERNEL_INITRAMFS KERNEL_SIZE KERNEL_INITRAMFS_IMAGE \
 361   KERNEL_LOADADDR DEVICE_DTS DEVICE_DTS_DIR BOARD_NAME CMDLINE \
 362   UBOOTENV_IN_UBI KERNEL_IN_UBI \
 363   BLOCKSIZE PAGESIZE SUBPAGESIZE VID_HDR_OFFSET \
 364   UBINIZE_OPTS UIMAGE_NAME UBINIZE_PARTS \
 365   SUPPORTED_DEVICES IMAGE_METADATA
 366
 367 define Device/ExportVar
 368   $(1) : $(2):=$$($(2))
 369
 370 endef
 371 define Device/Export
 372   $(foreach var,$(DEVICE_VARS) $(DEFAULT_DEVICE_VARS),$(call Device/ExportVar,$(1),$(var)))
 373   $(1) : FILESYSTEM:=$(2)
 374 endef
 375
 376 ifdef IB
 377   DEVICE_CHECK_PROFILE = $(filter $(1),DEVICE_$(PROFILE) $(PROFILE))
 378 else
 379   DEVICE_CHECK_PROFILE = $(CONFIG_TARGET_$(if $(CONFIG_TARGET_MULTI_PROFILE),DEVICE_)$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_$(1))
 380 endif
 381
 382 DEVICE_EXTRA_PACKAGES = $(call qstrip,$(CONFIG_TARGET_DEVICE_PACKAGES_$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_DEVICE_$(1)))
 383
 384 define merge_packages
 385   $(1) :=
 386   $(foreach pkg,$(2),
 387     $(1) := $$(strip $$(filter-out -$$(patsubst -%,%,$(pkg)) $$(patsubst -%,%,$(pkg)),$$($(1))) $(pkg))
 388   )
 389 endef
 390
 391 define Device/Check/Common
 392   _PROFILE_SET = $$(strip $$(foreach profile,$$(PROFILES) DEVICE_$(1),$$(call DEVICE_CHECK_PROFILE,$$(profile))))
 393   ifdef TARGET_PER_DEVICE_ROOTFS
 394     $$(eval $$(call merge_packages,_PACKAGES,$$(DEVICE_PACKAGES) $$(call DEVICE_EXTRA_PACKAGES,$(1))))
 395     ROOTFS_ID/$(1) := $$(if $$(_PROFILE_SET),$$(call mkfs_packages_id,$$(_PACKAGES)))
 396     PACKAGES_$$(ROOTFS_ID/$(1)) := $$(_PACKAGES)
 397   endif
 398 endef
 399
 400 define Device/Check
 401   $(Device/Check/Common)
 402   KDIR_KERNEL_IMAGE := $(KDIR)/$(1)$$(KERNEL_SUFFIX)
 403   _TARGET := $$(if $$(_PROFILE_SET),install-images,install-disabled)
 404   ifndef IB
 405     _COMPILE_TARGET := $$(if $(CONFIG_IB)$$(_PROFILE_SET),compile,compile-disabled)
 406   endif
 407 endef
 408
 409 ifndef IB
 410 define Device/Build/initramfs
 411   $(call Device/Export,$(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE),$(1))
 412   $$(_TARGET): $$(if $$(KERNEL_INITRAMFS),$(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE))
 413
 414   $(KDIR)/$$(KERNEL_INITRAMFS_NAME):: image_prepare
 415   $(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE)
 416         cp $$^ $$@
 417
 418   $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/$$(KERNEL_INITRAMFS_NAME) $(CURDIR)/Makefile $$(KERNEL_DEPENDS) image_prepare
 419         @rm -f $$@
 420         $$(call concat_cmd,$$(KERNEL_INITRAMFS))
 421 endef
 422 endif
 423
 424 define Device/Build/compile
 425   $$(_COMPILE_TARGET): $(KDIR)/$(1)
 426   $(eval $(call Device/Export,$(KDIR)/$(1)))
 427   $(KDIR)/$(1):
 428         $$(call concat_cmd,$(COMPILE/$(1)))
 429
 430 endef
 431
 432 ifndef IB
 433 define Device/Build/dtb
 434   ifndef BUILD_DTS_$(1)
 435   BUILD_DTS_$(1) := 1
 436   $(KDIR)/image-$(1).dtb: FORCE
 437         $(call Image/BuildDTB,$(strip $(2))/$(strip $(3)).dts,$$@)
 438
 439   image_prepare: $(KDIR)/image-$(1).dtb
 440   endif
 441
 442 endef
 443 endif
 444
 445 define Device/Build/kernel
 446   $$(eval $$(foreach dts,$$(DEVICE_DTS), \
 447         $$(call Device/Build/dtb,$$(notdir $$(dts)), \
 448                 $$(if $$(DEVICE_DTS_DIR),$$(DEVICE_DTS_DIR),$$(DTS_DIR)), \
 449                 $$(dts) \
 450         ) \
 451   ))
 452
 453   $(KDIR)/$$(KERNEL_NAME):: image_prepare
 454   $$(_TARGET): $$(if $$(KERNEL_INSTALL),$(BIN_DIR)/$$(KERNEL_IMAGE))
 455   $(call Device/Export,$$(KDIR_KERNEL_IMAGE),$(1))
 456   $(BIN_DIR)/$$(KERNEL_IMAGE): $$(KDIR_KERNEL_IMAGE)
 457         cp $$^ $$@
 458   ifndef IB
 459     ifdef CONFIG_IB
 460       install: $$(KDIR_KERNEL_IMAGE)
 461     endif
 462     $$(KDIR_KERNEL_IMAGE): $(KDIR)/$$(KERNEL_NAME) $(CURDIR)/Makefile $$(KERNEL_DEPENDS) image_prepare
 463         @rm -f $$@
 464         $$(call concat_cmd,$$(KERNEL))
 465         $$(if $$(KERNEL_SIZE),$$(call Build/check-size,$$(KERNEL_SIZE)))
 466   endif
 467 endef
 468
 469 define Device/Build/image
 470   GZ_SUFFIX := $(if $(filter %dtb %gz,$(2)),,$(if $(and $(findstring ext4,$(1)),$(CONFIG_TARGET_IMAGES_GZIP)),.gz))
 471   $$(_TARGET): $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))$$(GZ_SUFFIX)
 472   $(eval $(call Device/Export,$(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)),$(1)))
 473   ROOTFS/$(1)/$(3) := \
 474         $(KDIR)/root.$(1)$$(strip \
 475                 $$(if $$(FS_OPTIONS/$(1)),+fs=$$(call param_mangle,$$(FS_OPTIONS/$(1)))) \
 476         )$$(strip \
 477                 $(if $(TARGET_PER_DEVICE_ROOTFS),+pkg=$$(ROOTFS_ID/$(3))) \
 478         )
 479   ifndef IB
 480     $$(ROOTFS/$(1)/$(3)): $(if $(TARGET_PER_DEVICE_ROOTFS),target-dir-$$(ROOTFS_ID/$(3)))
 481   endif
 482   $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)): $$(KDIR_KERNEL_IMAGE) $$(ROOTFS/$(1)/$(3))
 483         @rm -f $$@
 484         [ -f $$(word 1,$$^) -a -f $$(word 2,$$^) ]
 485         $$(call concat_cmd,$(if $(IMAGE/$(2)/$(1)),$(IMAGE/$(2)/$(1)),$(IMAGE/$(2))))
 486
 487   .IGNORE: $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))
 488
 489   $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2)).gz: $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2))
 490         gzip -c -9n $$^ > $$@
 491
 492   $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2)): $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2))
 493         cp $$^ $$@
 494
 495 endef
 496
 497 define Device/Build
 498   $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Device/Build/initramfs,$(1)))
 499   $(call Device/Build/kernel,$(1))
 500
 501   $$(eval $$(foreach compile,$$(COMPILE), \
 502     $$(call Device/Build/compile,$$(compile),$(1))))
 503
 504   $$(eval $$(foreach image,$$(IMAGES), \
 505     $$(foreach fs,$$(filter $(TARGET_FILESYSTEMS),$$(FILESYSTEMS)), \
 506       $$(call Device/Build/image,$$(fs),$$(image),$(1)))))
 507 endef
 508
 509 define Device/DumpInfo
 510 Target-Profile: DEVICE_$(1)
 511 Target-Profile-Name: $(DEVICE_TITLE)
 512 Target-Profile-Packages: $(DEVICE_PACKAGES)
 513 Target-Profile-Description:
 514 $(DEVICE_DESCRIPTION)
 515 @@
 516
 517 endef
 518
 519 define Device/Dump
 520 $$(eval $$(if $$(DEVICE_TITLE),$$(info $$(call Device/DumpInfo,$(1)))))
 521 endef
 522
 523 define Device
 524   $(call Device/InitProfile,$(1))
 525   $(call Device/Init,$(1))
 526   $(call Device/Default,$(1))
 527   $(call Device/$(1),$(1))
 528   $(call Device/Check,$(1))
 529   $(call Device/$(if $(DUMP),Dump,Build),$(1))
 530
 531 endef
 532
 533 define BuildImage
 534
 535   ifneq ($(DUMP),)
 536     all: dumpinfo
 537     dumpinfo: FORCE
 538         @true
 539   endif
 540
 541   download:
 542   prepare:
 543   compile:
 544   clean:
 545   legacy-images-prepare:
 546   legacy-images:
 547   image_prepare:
 548
 549   ifeq ($(IB),)
 550     .PHONY: download prepare compile clean image_prepare kernel_prepare install install-images
 551     compile:
 552                 $(call Build/Compile)
 553
 554     clean:
 555                 $(call Build/Clean)
 556
 557     image_prepare: compile
 558                 mkdir -p $(BIN_DIR) $(KDIR)/tmp
 559                 $(call Image/Prepare)
 560
 561     legacy-images-prepare-make: image_prepare
 562                 $(MAKE) legacy-images-prepare
 563
 564   else
 565     image_prepare:
 566                 mkdir -p $(BIN_DIR) $(KDIR)/tmp
 567   endif
 568
 569   kernel_prepare: image_prepare
 570         $(call Image/Build/targz)
 571         $(call Image/Build/cpiogz)
 572         $(call Image/BuildKernel)
 573         $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(if $(IB),,$(call Image/BuildKernel/Initramfs)))
 574         $(call Image/InstallKernel)
 575
 576   $(foreach device,$(TARGET_DEVICES),$(call Device,$(device)))
 577   $(foreach device,$(LEGACY_DEVICES),$(call LegacyDevice,$(device)))
 578
 579   install-images: kernel_prepare $(foreach fs,$(filter-out $(if $(UBIFS_OPTS),,ubifs),$(TARGET_FILESYSTEMS) $(fs-subtypes-y)),$(KDIR)/root.$(fs))
 580         $(foreach fs,$(TARGET_FILESYSTEMS),
 581                 $(call Image/Build,$(fs))
 582         )
 583
 584   legacy-images-make: install-images
 585         $(call Image/mkfs/ubifs/legacy)
 586         $(MAKE) legacy-images
 587
 588   install: install-images
 589         $(call Image/Manifest)
 590
 591 endef