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)/feeds.mk
  22 include $(INCLUDE_DIR)/rootfs.mk
  23
  24 override MAKE:=$(_SINGLE)$(SUBMAKE)
  25 override NO_TRACE_MAKE:=$(_SINGLE)$(NO_TRACE_MAKE)
  26
  27 target_params = $(subst +,$(space),$*)
  28 param_get = $(patsubst $(1)=%,%,$(filter $(1)=%,$(2)))
  29 param_get_default = $(firstword $(call param_get,$(1),$(2)) $(3))
  30 param_mangle = $(subst $(space),_,$(strip $(1)))
  31 param_unmangle = $(subst _,$(space),$(1))
  32
  33 mkfs_packages_id = $(shell echo $(sort $(1)) | mkhash md5 | head -c 8)
  34 mkfs_target_dir = $(if $(call param_get,pkg,$(1)),$(KDIR)/target-dir-$(call param_get,pkg,$(1)),$(TARGET_DIR))
  35
  36 KDIR=$(KERNEL_BUILD_DIR)
  37 KDIR_TMP=$(KDIR)/tmp
  38 DTS_DIR:=$(LINUX_DIR)/arch/$(LINUX_KARCH)/boot/dts
  39
  40 IMG_PREFIX_EXTRA:=$(if $(EXTRA_IMAGE_NAME),$(call sanitize,$(EXTRA_IMAGE_NAME))-)
  41 IMG_PREFIX_VERNUM:=$(if $(CONFIG_VERSION_FILENAMES),$(call sanitize,$(VERSION_NUMBER))-)
  42 IMG_PREFIX_VERCODE:=$(if $(CONFIG_VERSION_CODE_FILENAMES),$(call sanitize,$(VERSION_CODE))-)
  43
  44 IMG_PREFIX:=$(VERSION_DIST_SANITIZED)-$(IMG_PREFIX_VERNUM)$(IMG_PREFIX_VERCODE)$(IMG_PREFIX_EXTRA)$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET))
  45
  46 MKFS_DEVTABLE_OPT := -D $(INCLUDE_DIR)/device_table.txt
  47
  48 ifneq ($(CONFIG_BIG_ENDIAN),)
  49   JFFS2OPTS     :=  --big-endian --squash-uids -v
  50 else
  51   JFFS2OPTS     :=  --little-endian --squash-uids -v
  52 endif
  53
  54 ifeq ($(CONFIG_JFFS2_RTIME),y)
  55   JFFS2OPTS += -X rtime
  56 endif
  57 ifeq ($(CONFIG_JFFS2_ZLIB),y)
  58   JFFS2OPTS += -X zlib
  59 endif
  60 ifeq ($(CONFIG_JFFS2_LZMA),y)
  61   JFFS2OPTS += -X lzma --compression-mode=size
  62 endif
  63 ifneq ($(CONFIG_JFFS2_RTIME),y)
  64   JFFS2OPTS += -x rtime
  65 endif
  66 ifneq ($(CONFIG_JFFS2_ZLIB),y)
  67   JFFS2OPTS += -x zlib
  68 endif
  69 ifneq ($(CONFIG_JFFS2_LZMA),y)
  70   JFFS2OPTS += -x lzma
  71 endif
  72
  73 JFFS2OPTS += $(MKFS_DEVTABLE_OPT)
  74
  75 SQUASHFS_BLOCKSIZE := $(CONFIG_TARGET_SQUASHFS_BLOCK_SIZE)k
  76 SQUASHFSOPT := -b $(SQUASHFS_BLOCKSIZE)
  77 SQUASHFSOPT += -p '/dev d 755 0 0' -p '/dev/console c 600 0 0 5 1'
  78 SQUASHFSCOMP := gzip
  79 LZMA_XZ_OPTIONS := -Xpreset 9 -Xe -Xlc 0 -Xlp 2 -Xpb 2
  80 ifeq ($(CONFIG_SQUASHFS_XZ),y)
  81   ifneq ($(filter arm x86 powerpc sparc,$(LINUX_KARCH)),)
  82     BCJ_FILTER:=-Xbcj $(LINUX_KARCH)
  83   endif
  84   SQUASHFSCOMP := xz $(LZMA_XZ_OPTIONS) $(BCJ_FILTER)
  85 endif
  86
  87 JFFS2_BLOCKSIZE ?= 64k 128k
  88
  89 fs-types-$(CONFIG_TARGET_ROOTFS_SQUASHFS) += squashfs
  90 fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addprefix jffs2-,$(JFFS2_BLOCKSIZE))
  91 fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2_NAND) += $(addprefix jffs2-nand-,$(NAND_BLOCKSIZE))
  92 fs-types-$(CONFIG_TARGET_ROOTFS_EXT4FS) += ext4
  93 fs-types-$(CONFIG_TARGET_ROOTFS_ISO) += iso
  94 fs-types-$(CONFIG_TARGET_ROOTFS_UBIFS) += ubifs
  95 fs-subtypes-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addsuffix -raw,$(addprefix jffs2-,$(JFFS2_BLOCKSIZE)))
  96
  97 TARGET_FILESYSTEMS := $(fs-types-y)
  98
  99 FS_64K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-64k
 100 FS_128K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-128k
 101 FS_256K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-256k
 102
 103 define add_jffs2_mark
 104         echo -ne '\xde\xad\xc0\xde' >> $(1)
 105 endef
 106
 107 PROFILE_SANITIZED := $(call sanitize,$(PROFILE))
 108
 109 define split_args
 110 $(foreach data, \
 111         $(subst |,$(space),\
 112                 $(subst $(space),^,$(1))), \
 113         $(call $(2),$(strip $(subst ^,$(space),$(data)))))
 114 endef
 115
 116 define build_cmd
 117 $(if $(Build/$(word 1,$(1))),,$(error Missing Build/$(word 1,$(1))))
 118 $(call Build/$(word 1,$(1)),$(wordlist 2,$(words $(1)),$(1)))
 119
 120 endef
 121
 122 define concat_cmd
 123 $(call split_args,$(1),build_cmd)
 124 endef
 125
 126 # pad to 4k, 8k, 16k, 64k, 128k, 256k and add jffs2 end-of-filesystem mark
 127 define prepare_generic_squashfs
 128         $(STAGING_DIR_HOST)/bin/padjffs2 $(1) 4 8 16 64 128 256
 129 endef
 130
 131 define Image/BuildKernel/Initramfs
 132         $(call Image/Build/Initramfs)
 133 endef
 134
 135 define Image/BuildKernel/MkuImage
 136         mkimage -A $(ARCH) -O linux -T kernel -C $(1) -a $(2) -e $(3) \
 137                 -n '$(call toupper,$(ARCH)) $(VERSION_DIST) Linux-$(LINUX_VERSION)' -d $(4) $(5)
 138 endef
 139
 140 define Image/BuildKernel/MkFIT
 141         $(TOPDIR)/scripts/mkits.sh \
 142                 -D $(1) -o $(KDIR)/fit-$(1).its -k $(2) $(if $(3),-d $(3)) -C $(4) -a $(5) -e $(6) \
 143                 -c $(if $(DEVICE_DTS_CONFIG),$(DEVICE_DTS_CONFIG),"config@1") \
 144                 -A $(LINUX_KARCH) -v $(LINUX_VERSION)
 145         PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $(KDIR)/fit-$(1).its $(KDIR)/fit-$(1)$(7).itb
 146 endef
 147
 148 ifdef CONFIG_TARGET_IMAGES_GZIP
 149   define Image/Gzip
 150         rm -f $(1).gz
 151         gzip -9n $(1)
 152   endef
 153 endif
 154
 155
 156 # Disable noisy checks by default as in upstream
 157 ifeq ($(strip $(call kernel_patchver_ge,4.7.0)),1)
 158   DTC_FLAGS += -Wno-unit_address_vs_reg
 159 endif
 160 ifeq ($(strip $(call kernel_patchver_ge,4.12.0)),1)
 161   DTC_FLAGS += \
 162         -Wno-unit_address_vs_reg \
 163         -Wno-simple_bus_reg \
 164         -Wno-unit_address_format \
 165         -Wno-pci_bridge \
 166         -Wno-pci_device_bus_num \
 167         -Wno-pci_device_reg
 168 endif
 169 ifeq ($(strip $(call kernel_patchver_ge,4.17.0)),1)
 170   DTC_FLAGS += \
 171         -Wno-avoid_unnecessary_addr_size \
 172         -Wno-alias_paths
 173 endif
 174 ifeq ($(strip $(call kernel_patchver_ge,4.18.0)),1)
 175   DTC_FLAGS += \
 176         -Wno-graph_child_address \
 177         -Wno-graph_port \
 178         -Wno-unique_unit_address
 179 endif
 180
 181 define Image/pad-to
 182         dd if=$(1) of=$(1).new bs=$(2) conv=sync
 183         mv $(1).new $(1)
 184 endef
 185
 186 define Image/pad-root-squashfs
 187         $(call Image/pad-to,$(KDIR)/root.squashfs,$(if $(1),$(1),$(CONFIG_TARGET_ROOTFS_PARTSIZE)M))
 188 endef
 189
 190 # $(1) source dts file
 191 # $(2) target dtb file
 192 # $(3) extra CPP flags
 193 # $(4) extra DTC flags
 194 define Image/BuildDTB
 195         $(TARGET_CROSS)cpp -nostdinc -x assembler-with-cpp \
 196                 -I$(DTS_DIR) \
 197                 -I$(DTS_DIR)/include \
 198                 -I$(LINUX_DIR)/include/ \
 199                 -undef -D__DTS__ $(3) \
 200                 -o $(2).tmp $(1)
 201         $(LINUX_DIR)/scripts/dtc/dtc -O dtb \
 202                 -i$(dir $(1)) $(DTC_FLAGS) $(4) \
 203                 -o $(2) $(2).tmp
 204         $(RM) $(2).tmp
 205 endef
 206
 207 define Image/mkfs/jffs2/sub-raw
 208         $(STAGING_DIR_HOST)/bin/mkfs.jffs2 \
 209                 $(2) \
 210                 -e $(patsubst %k,%KiB,$(1)) \
 211                 -o $@ -d $(call mkfs_target_dir,$(3)) \
 212                 -v 2>&1 1>/dev/null | awk '/^.+$$$$/'
 213 endef
 214
 215 define Image/mkfs/jffs2/sub
 216         $(call Image/mkfs/jffs2/sub-raw,$(1),--pad $(2),$(3))
 217         $(call add_jffs2_mark,$@)
 218 endef
 219
 220 define Image/mkfs/jffs2/template
 221   Image/mkfs/jffs2-$(1) = $$(call Image/mkfs/jffs2/sub,$(1),$(JFFS2OPTS),$$(1))
 222   Image/mkfs/jffs2-$(1)-raw = $$(call Image/mkfs/jffs2/sub-raw,$(1),$(JFFS2OPTS),$$(1))
 223
 224 endef
 225
 226 define Image/mkfs/jffs2-nand/template
 227   Image/mkfs/jffs2-nand-$(1) = \
 228         $$(call Image/mkfs/jffs2/sub, \
 229                 $(word 2,$(subst -, ,$(1))), \
 230                         $(JFFS2OPTS) --no-cleanmarkers --pagesize=$(word 1,$(subst -, ,$(1))),$$(1))
 231
 232 endef
 233
 234 $(eval $(foreach S,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/template,$(S))))
 235 $(eval $(foreach S,$(NAND_BLOCKSIZE),$(call Image/mkfs/jffs2-nand/template,$(S))))
 236
 237 define Image/mkfs/squashfs
 238         $(STAGING_DIR_HOST)/bin/mksquashfs4 $(call mkfs_target_dir,$(1)) $@ \
 239                 -nopad -noappend -root-owned \
 240                 -comp $(SQUASHFSCOMP) $(SQUASHFSOPT) \
 241                 -processors 1
 242 endef
 243
 244 # $(1): board name
 245 # $(2): rootfs type
 246 # $(3): kernel image
 247 # $(4): compat string
 248 ifneq ($(CONFIG_NAND_SUPPORT),)
 249    define Image/Build/SysupgradeNAND
 250         mkdir -p "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/"
 251         echo "BOARD=$(if $(4),$(4),$(1))" > "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/CONTROL"
 252         [ -z "$(2)" ] || $(CP) "$(KDIR)/root.$(2)" "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/root"
 253         [ -z "$(3)" ] || $(CP) "$(3)" "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/kernel"
 254         (cd "$(KDIR_TMP)"; $(TAR) cvf \
 255                 "$(BIN_DIR)/$(IMG_PREFIX)-$(1)-$(2)-sysupgrade.tar" sysupgrade-$(if $(4),$(4),$(1)) \
 256                         $(if $(SOURCE_DATE_EPOCH),--mtime="@$(SOURCE_DATE_EPOCH)") \
 257         )
 258    endef
 259
 260 # $(1) board name
 261 # $(2) ubinize-image options (e.g. --uboot-env and/or --kernel kernelimage)
 262 # $(3) rootfstype (e.g. squashfs or ubifs)
 263 # $(4) options to pass-through to ubinize (i.e. $($(PROFILE)_UBI_OPTS)))
 264    define Image/Build/UbinizeImage
 265         sh $(TOPDIR)/scripts/ubinize-image.sh $(2) \
 266                 "$(KDIR)/root.$(3)" \
 267                 "$(KDIR)/$(IMG_PREFIX)-$(1)-$(3)-ubinized.bin" \
 268                 $(4)
 269    endef
 270
 271 endif
 272
 273 define Image/mkfs/ubifs
 274         $(STAGING_DIR_HOST)/bin/mkfs.ubifs \
 275                 $(UBIFS_OPTS) $(call param_unmangle,$(call param_get,fs,$(1))) \
 276                 $(if $(CONFIG_TARGET_UBIFS_FREE_SPACE_FIXUP),--space-fixup) \
 277                 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_NONE),--compr=none) \
 278                 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_LZO),--compr=lzo) \
 279                 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_ZLIB),--compr=zlib) \
 280                 $(if $(shell echo $(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)),--jrn-size=$(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)) \
 281                 --squash-uids \
 282                 -o $@ -d $(call mkfs_target_dir,$(1))
 283 endef
 284
 285 E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024*1024)))
 286
 287 define Image/mkfs/ext4
 288         $(STAGING_DIR_HOST)/bin/make_ext4fs \
 289                 -l $(E2SIZE) -b $(CONFIG_TARGET_EXT4_BLOCKSIZE) \
 290                 $(if $(CONFIG_TARGET_EXT4_RESERVED_PCT),-m $(CONFIG_TARGET_EXT4_RESERVED_PCT)) \
 291                 $(if $(CONFIG_TARGET_EXT4_JOURNAL),,-J) \
 292                 $(if $(SOURCE_DATE_EPOCH),-T $(SOURCE_DATE_EPOCH)) \
 293                 $@ $(call mkfs_target_dir,$(1))/
 294 endef
 295
 296 define Image/Manifest
 297         $(call opkg,$(TARGET_DIR_ORIG)) list-installed > \
 298                 $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE_SANITIZED),-$(PROFILE_SANITIZED)).manifest
 299 endef
 300
 301 ifdef CONFIG_TARGET_ROOTFS_TARGZ
 302   define Image/Build/targz
 303         $(TAR) -cp --numeric-owner --owner=0 --group=0 --mode=a-s --sort=name \
 304                 $(if $(SOURCE_DATE_EPOCH),--mtime="@$(SOURCE_DATE_EPOCH)") \
 305                 -C $(TARGET_DIR)/ . | gzip -9n > $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE_SANITIZED),-$(PROFILE_SANITIZED))-rootfs.tar.gz
 306   endef
 307 endif
 308
 309 ifdef CONFIG_TARGET_ROOTFS_CPIOGZ
 310   define Image/Build/cpiogz
 311         ( cd $(TARGET_DIR); find . | cpio -o -H newc -R root:root | gzip -9n >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz )
 312   endef
 313 endif
 314
 315 mkfs_packages = $(filter-out @%,$(PACKAGES_$(call param_get,pkg,pkg=$(target_params))))
 316 mkfs_packages_add = $(foreach pkg,$(filter-out -%,$(mkfs_packages)),$(pkg)$(call GetABISuffix,$(pkg)))
 317 mkfs_packages_remove = $(foreach pkg,$(patsubst -%,%,$(filter -%,$(mkfs_packages))),$(pkg)$(call GetABISuffix,$(pkg)))
 318 mkfs_cur_target_dir = $(call mkfs_target_dir,pkg=$(target_params))
 319
 320 opkg_target = \
 321         $(call opkg,$(mkfs_cur_target_dir)) \
 322                 -f $(mkfs_cur_target_dir).conf
 323
 324 target-dir-%: FORCE
 325         rm -rf $(mkfs_cur_target_dir) $(mkfs_cur_target_dir).opkg
 326         $(CP) $(TARGET_DIR_ORIG) $(mkfs_cur_target_dir)
 327         -mv $(mkfs_cur_target_dir)/etc/opkg $(mkfs_cur_target_dir).opkg
 328         echo 'src default file://$(PACKAGE_DIR_ALL)' > $(mkfs_cur_target_dir).conf
 329         $(if $(mkfs_packages_remove), \
 330                 -$(call opkg,$(mkfs_cur_target_dir)) remove \
 331                         $(mkfs_packages_remove))
 332         $(if $(call opkg_package_files,$(mkfs_packages_add)), \
 333                 $(opkg_target) update && \
 334                 $(opkg_target) install \
 335                         $(call opkg_package_files,$(mkfs_packages_add)))
 336         -$(CP) -T $(mkfs_cur_target_dir).opkg/ $(mkfs_cur_target_dir)/etc/opkg/
 337         rm -rf $(mkfs_cur_target_dir).opkg $(mkfs_cur_target_dir).conf
 338         $(call prepare_rootfs,$(mkfs_cur_target_dir),$(TOPDIR)/files)
 339
 340 $(KDIR)/root.%: kernel_prepare
 341         $(call Image/mkfs/$(word 1,$(target_params)),$(target_params))
 342
 343 define Device/InitProfile
 344   PROFILES := $(PROFILE)
 345   DEVICE_TITLE :=
 346   DEVICE_PACKAGES :=
 347   DEVICE_DESCRIPTION = Build firmware images for $$(DEVICE_TITLE)
 348 endef
 349
 350 define Device/Init
 351   DEVICE_NAME := $(1)
 352   KERNEL:=
 353   KERNEL_INITRAMFS = $$(KERNEL)
 354   KERNEL_SIZE:=
 355   CMDLINE:=
 356
 357   IMAGES :=
 358   ARTIFACTS :=
 359   IMAGE_PREFIX := $(IMG_PREFIX)-$(1)
 360   IMAGE_NAME = $$(IMAGE_PREFIX)-$$(1)-$$(2)
 361   KERNEL_PREFIX = $$(IMAGE_PREFIX)
 362   KERNEL_SUFFIX := -kernel.bin
 363   KERNEL_INITRAMFS_SUFFIX = $$(KERNEL_SUFFIX)
 364   KERNEL_IMAGE = $$(KERNEL_PREFIX)$$(KERNEL_SUFFIX)
 365   KERNEL_INITRAMFS_PREFIX = $$(IMAGE_PREFIX)-initramfs
 366   KERNEL_INITRAMFS_IMAGE = $$(KERNEL_INITRAMFS_PREFIX)$$(KERNEL_INITRAMFS_SUFFIX)
 367   KERNEL_INITRAMFS_NAME = $$(KERNEL_NAME)-initramfs
 368   KERNEL_INSTALL :=
 369   KERNEL_NAME := vmlinux
 370   KERNEL_DEPENDS :=
 371   KERNEL_SIZE :=
 372
 373   UBOOTENV_IN_UBI :=
 374   KERNEL_IN_UBI :=
 375   BLOCKSIZE :=
 376   PAGESIZE :=
 377   SUBPAGESIZE :=
 378   VID_HDR_OFFSET :=
 379   UBINIZE_OPTS :=
 380   UBINIZE_PARTS :=
 381   MKUBIFS_OPTS :=
 382
 383   FS_OPTIONS/ubifs = $$(MKUBIFS_OPTS)
 384
 385   DEVICE_DTS :=
 386   DEVICE_DTS_CONFIG :=
 387   DEVICE_DTS_DIR :=
 388
 389   BOARD_NAME :=
 390   UIMAGE_NAME :=
 391   SUPPORTED_DEVICES :=
 392   IMAGE_METADATA :=
 393
 394   FILESYSTEMS := $(TARGET_FILESYSTEMS)
 395
 396   UBOOT_PATH :=  $(STAGING_DIR_IMAGE)/uboot-$(1)
 397 endef
 398
 399 DEFAULT_DEVICE_VARS := \
 400   DEVICE_NAME KERNEL KERNEL_INITRAMFS KERNEL_INITRAMFS_IMAGE KERNEL_SIZE \
 401   CMDLINE UBOOTENV_IN_UBI KERNEL_IN_UBI BLOCKSIZE PAGESIZE SUBPAGESIZE \
 402   VID_HDR_OFFSET UBINIZE_OPTS UBINIZE_PARTS MKUBIFS_OPTS DEVICE_DTS \
 403   DEVICE_DTS_CONFIG DEVICE_DTS_DIR BOARD_NAME UIMAGE_NAME SUPPORTED_DEVICES \
 404   IMAGE_METADATA KERNEL_ENTRY KERNEL_LOADADDR UBOOT_PATH
 405
 406 define Device/ExportVar
 407   $(1) : $(2):=$$($(2))
 408
 409 endef
 410 define Device/Export
 411   $(foreach var,$(DEVICE_VARS) $(DEFAULT_DEVICE_VARS),$(call Device/ExportVar,$(1),$(var)))
 412   $(1) : FILESYSTEM:=$(2)
 413 endef
 414
 415 ifdef IB
 416   DEVICE_CHECK_PROFILE = $(filter $(1),DEVICE_$(PROFILE) $(PROFILE))
 417 else
 418   DEVICE_CHECK_PROFILE = $(CONFIG_TARGET_$(if $(CONFIG_TARGET_MULTI_PROFILE),DEVICE_)$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_$(1))
 419 endif
 420
 421 DEVICE_EXTRA_PACKAGES = $(call qstrip,$(CONFIG_TARGET_DEVICE_PACKAGES_$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_DEVICE_$(1)))
 422
 423 define merge_packages
 424   $(1) :=
 425   $(foreach pkg,$(2),
 426     $(1) := $$(strip $$(filter-out -$$(patsubst -%,%,$(pkg)) $$(patsubst -%,%,$(pkg)),$$($(1))) $(pkg))
 427   )
 428 endef
 429
 430 define Device/Check/Common
 431   _PROFILE_SET = $$(strip $$(foreach profile,$$(PROFILES) DEVICE_$(1),$$(call DEVICE_CHECK_PROFILE,$$(profile))))
 432   DEVICE_PACKAGES += $$(call extra_packages,$$(DEVICE_PACKAGES))
 433   ifdef TARGET_PER_DEVICE_ROOTFS
 434     $$(eval $$(call merge_packages,_PACKAGES,$$(DEVICE_PACKAGES) $$(call DEVICE_EXTRA_PACKAGES,$(1))))
 435     ROOTFS_ID/$(1) := $$(if $$(_PROFILE_SET),$$(call mkfs_packages_id,$$(_PACKAGES)))
 436     PACKAGES_$$(ROOTFS_ID/$(1)) := $$(_PACKAGES)
 437   endif
 438 endef
 439
 440 define Device/Check
 441   $(Device/Check/Common)
 442   KDIR_KERNEL_IMAGE := $(KDIR)/$(1)$$(KERNEL_SUFFIX)
 443   _TARGET := $$(if $$(_PROFILE_SET),install-images,install-disabled)
 444   ifndef IB
 445     _COMPILE_TARGET := $$(if $(CONFIG_IB)$$(_PROFILE_SET),compile,compile-disabled)
 446   endif
 447 endef
 448
 449 ifndef IB
 450 define Device/Build/initramfs
 451   $(call Device/Export,$(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE),$(1))
 452   $$(_TARGET): $$(if $$(KERNEL_INITRAMFS),$(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE))
 453
 454   $(KDIR)/$$(KERNEL_INITRAMFS_NAME):: image_prepare
 455   $(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE)
 456         cp $$^ $$@
 457
 458   $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/$$(KERNEL_INITRAMFS_NAME) $(CURDIR)/Makefile $$(KERNEL_DEPENDS) image_prepare
 459         @rm -f $$@
 460         $$(call concat_cmd,$$(KERNEL_INITRAMFS))
 461 endef
 462 endif
 463
 464 define Device/Build/compile
 465   $$(_COMPILE_TARGET): $(KDIR)/$(1)
 466   $(eval $(call Device/Export,$(KDIR)/$(1)))
 467   $(KDIR)/$(1):
 468         $$(call concat_cmd,$(COMPILE/$(1)))
 469
 470 endef
 471
 472 ifndef IB
 473 define Device/Build/dtb
 474   ifndef BUILD_DTS_$(1)
 475   BUILD_DTS_$(1) := 1
 476   $(KDIR)/image-$(1).dtb: FORCE
 477         $(call Image/BuildDTB,$(strip $(2))/$(strip $(3)).dts,$$@)
 478
 479   image_prepare: $(KDIR)/image-$(1).dtb
 480   endif
 481
 482 endef
 483 endif
 484
 485 define Device/Build/kernel
 486   $$(eval $$(foreach dts,$$(DEVICE_DTS), \
 487         $$(call Device/Build/dtb,$$(notdir $$(dts)), \
 488                 $$(if $$(DEVICE_DTS_DIR),$$(DEVICE_DTS_DIR),$$(DTS_DIR)), \
 489                 $$(dts) \
 490         ) \
 491   ))
 492
 493   $(KDIR)/$$(KERNEL_NAME):: image_prepare
 494   $$(_TARGET): $$(if $$(KERNEL_INSTALL),$(BIN_DIR)/$$(KERNEL_IMAGE))
 495   $(call Device/Export,$$(KDIR_KERNEL_IMAGE),$(1))
 496   $(BIN_DIR)/$$(KERNEL_IMAGE): $$(KDIR_KERNEL_IMAGE)
 497         cp $$^ $$@
 498   ifndef IB
 499     ifdef CONFIG_IB
 500       install: $$(KDIR_KERNEL_IMAGE)
 501     endif
 502     $$(KDIR_KERNEL_IMAGE): $(KDIR)/$$(KERNEL_NAME) $(CURDIR)/Makefile $$(KERNEL_DEPENDS) image_prepare
 503         @rm -f $$@
 504         $$(call concat_cmd,$$(KERNEL))
 505         $$(if $$(KERNEL_SIZE),$$(call Build/check-size,$$(KERNEL_SIZE)))
 506   endif
 507 endef
 508
 509 define Device/Build/image
 510   GZ_SUFFIX := $(if $(filter %dtb %gz,$(2)),,$(if $(and $(findstring ext4,$(1)),$(CONFIG_TARGET_IMAGES_GZIP)),.gz))
 511   $$(_TARGET): $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))$$(GZ_SUFFIX)
 512   $(eval $(call Device/Export,$(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)),$(1)))
 513   ROOTFS/$(1)/$(3) := \
 514         $(KDIR)/root.$(1)$$(strip \
 515                 $$(if $$(FS_OPTIONS/$(1)),+fs=$$(call param_mangle,$$(FS_OPTIONS/$(1)))) \
 516         )$$(strip \
 517                 $(if $(TARGET_PER_DEVICE_ROOTFS),+pkg=$$(ROOTFS_ID/$(3))) \
 518         )
 519   ifndef IB
 520     $$(ROOTFS/$(1)/$(3)): $(if $(TARGET_PER_DEVICE_ROOTFS),target-dir-$$(ROOTFS_ID/$(3)))
 521   endif
 522   $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)): $$(KDIR_KERNEL_IMAGE) $$(ROOTFS/$(1)/$(3))
 523         @rm -f $$@
 524         [ -f $$(word 1,$$^) -a -f $$(word 2,$$^) ]
 525         $$(call concat_cmd,$(if $(IMAGE/$(2)/$(1)),$(IMAGE/$(2)/$(1)),$(IMAGE/$(2))))
 526
 527   .IGNORE: $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))
 528
 529   $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2)).gz: $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2))
 530         gzip -c -9n $$^ > $$@
 531
 532   $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2)): $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2))
 533         cp $$^ $$@
 534
 535 endef
 536
 537 define Device/Build/artifact
 538   $$(_TARGET): $(BIN_DIR)/$(IMAGE_PREFIX)-$(1)
 539   $(eval $(call Device/Export,$(KDIR)/tmp/$(IMAGE_PREFIX)-$(1)))
 540   $(KDIR)/tmp/$(IMAGE_PREFIX)-$(1): $$(KDIR_KERNEL_IMAGE)
 541         @rm -f $$@
 542         $$(call concat_cmd,$(ARTIFACT/$(1)))
 543
 544   .IGNORE: $(BIN_DIR)/$(IMAGE_PREFIX)-$(1)
 545
 546   $(BIN_DIR)/$(IMAGE_PREFIX)-$(1): $(KDIR)/tmp/$(IMAGE_PREFIX)-$(1)
 547         cp $$^ $$@
 548
 549 endef
 550
 551 define Device/Build
 552   $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Device/Build/initramfs,$(1)))
 553   $(call Device/Build/kernel,$(1))
 554
 555   $$(eval $$(foreach compile,$$(COMPILE), \
 556     $$(call Device/Build/compile,$$(compile),$(1))))
 557
 558   $$(eval $$(foreach image,$$(IMAGES), \
 559     $$(foreach fs,$$(filter $(TARGET_FILESYSTEMS),$$(FILESYSTEMS)), \
 560       $$(call Device/Build/image,$$(fs),$$(image),$(1)))))
 561
 562   $$(eval $$(foreach artifact,$$(ARTIFACTS), \
 563     $$(call Device/Build/artifact,$$(artifact))))
 564
 565 endef
 566
 567 define Device/DumpInfo
 568 Target-Profile: DEVICE_$(1)
 569 Target-Profile-Name: $(DEVICE_TITLE)
 570 Target-Profile-Packages: $(DEVICE_PACKAGES)
 571 Target-Profile-hasImageMetadata: $(if $(foreach image,$(IMAGES),$(findstring append-metadata,$(IMAGE/$(image)))),1,0)
 572 Target-Profile-SupportedDevices: $(SUPPORTED_DEVICES)
 573 Target-Profile-Description:
 574 $(DEVICE_DESCRIPTION)
 575 @@
 576
 577 endef
 578
 579 define Device/Dump
 580 $$(eval $$(if $$(DEVICE_TITLE),$$(info $$(call Device/DumpInfo,$(1)))))
 581 endef
 582
 583 define Device
 584   $(call Device/InitProfile,$(1))
 585   $(call Device/Init,$(1))
 586   $(call Device/Default,$(1))
 587   $(call Device/$(1),$(1))
 588   $(call Device/Check,$(1))
 589   $(call Device/$(if $(DUMP),Dump,Build),$(1))
 590
 591 endef
 592
 593 define BuildImage
 594
 595   ifneq ($(DUMP),)
 596     all: dumpinfo
 597     dumpinfo: FORCE
 598         @true
 599   endif
 600
 601   download:
 602   prepare:
 603   compile:
 604   clean:
 605   legacy-images-prepare:
 606   legacy-images:
 607   image_prepare:
 608
 609   ifeq ($(IB),)
 610     .PHONY: download prepare compile clean image_prepare kernel_prepare install install-images
 611     compile:
 612                 $(call Build/Compile)
 613
 614     clean:
 615                 $(call Build/Clean)
 616
 617     image_prepare: compile
 618                 mkdir -p $(BIN_DIR) $(KDIR)/tmp
 619                 $(call Image/Prepare)
 620
 621     legacy-images-prepare-make: image_prepare
 622                 $(MAKE) legacy-images-prepare BIN_DIR="$(BIN_DIR)"
 623
 624   else
 625     image_prepare:
 626                 mkdir -p $(BIN_DIR) $(KDIR)/tmp
 627   endif
 628
 629   kernel_prepare: image_prepare
 630         $(call Image/Build/targz)
 631         $(call Image/Build/cpiogz)
 632         $(call Image/BuildKernel)
 633         $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(if $(IB),,$(call Image/BuildKernel/Initramfs)))
 634         $(call Image/InstallKernel)
 635
 636   $(foreach device,$(TARGET_DEVICES),$(call Device,$(device)))
 637   $(foreach device,$(LEGACY_DEVICES),$(call LegacyDevice,$(device)))
 638
 639   install-images: kernel_prepare $(foreach fs,$(filter-out $(if $(UBIFS_OPTS),,ubifs),$(TARGET_FILESYSTEMS) $(fs-subtypes-y)),$(KDIR)/root.$(fs))
 640         $(foreach fs,$(TARGET_FILESYSTEMS),
 641                 $(call Image/Build,$(fs))
 642         )
 643
 644   legacy-images-make: install-images
 645         $(call Image/mkfs/ubifs/legacy)
 646         $(MAKE) legacy-images BIN_DIR="$(BIN_DIR)"
 647
 648   install: install-images
 649         $(call Image/Manifest)
 650
 651 endef