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 | cut -b1-8)
  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 IMG_ROOTFS:=$(IMG_PREFIX)-rootfs
  46 IMG_COMBINED:=$(IMG_PREFIX)-combined
  47 IMG_PART_SIGNATURE:=$(shell echo $(SOURCE_DATE_EPOCH)$(LINUX_VERMAGIC) | mkhash md5 | cut -b1-8)
  48
  49 MKFS_DEVTABLE_OPT := -D $(INCLUDE_DIR)/device_table.txt
  50
  51 ifneq ($(CONFIG_BIG_ENDIAN),)
  52   JFFS2OPTS     :=  --big-endian --squash-uids -v
  53 else
  54   JFFS2OPTS     :=  --little-endian --squash-uids -v
  55 endif
  56
  57 ifeq ($(CONFIG_JFFS2_RTIME),y)
  58   JFFS2OPTS += -X rtime
  59 endif
  60 ifeq ($(CONFIG_JFFS2_ZLIB),y)
  61   JFFS2OPTS += -X zlib
  62 endif
  63 ifeq ($(CONFIG_JFFS2_LZMA),y)
  64   JFFS2OPTS += -X lzma --compression-mode=size
  65 endif
  66 ifneq ($(CONFIG_JFFS2_RTIME),y)
  67   JFFS2OPTS += -x rtime
  68 endif
  69 ifneq ($(CONFIG_JFFS2_ZLIB),y)
  70   JFFS2OPTS += -x zlib
  71 endif
  72 ifneq ($(CONFIG_JFFS2_LZMA),y)
  73   JFFS2OPTS += -x lzma
  74 endif
  75
  76 JFFS2OPTS += $(MKFS_DEVTABLE_OPT)
  77
  78 SQUASHFS_BLOCKSIZE := $(CONFIG_TARGET_SQUASHFS_BLOCK_SIZE)k
  79 SQUASHFSOPT := -b $(SQUASHFS_BLOCKSIZE)
  80 SQUASHFSOPT += -p '/dev d 755 0 0' -p '/dev/console c 600 0 0 5 1'
  81 SQUASHFSCOMP := gzip
  82 LZMA_XZ_OPTIONS := -Xpreset 9 -Xe -Xlc 0 -Xlp 2 -Xpb 2
  83 ifeq ($(CONFIG_SQUASHFS_XZ),y)
  84   ifneq ($(filter arm x86 powerpc sparc,$(LINUX_KARCH)),)
  85     BCJ_FILTER:=-Xbcj $(LINUX_KARCH)
  86   endif
  87   SQUASHFSCOMP := xz $(LZMA_XZ_OPTIONS) $(BCJ_FILTER)
  88 endif
  89
  90 JFFS2_BLOCKSIZE ?= 64k 128k
  91
  92 fs-types-$(CONFIG_TARGET_ROOTFS_SQUASHFS) += squashfs
  93 fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addprefix jffs2-,$(JFFS2_BLOCKSIZE))
  94 fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2_NAND) += $(addprefix jffs2-nand-,$(NAND_BLOCKSIZE))
  95 fs-types-$(CONFIG_TARGET_ROOTFS_EXT4FS) += ext4
  96 fs-types-$(CONFIG_TARGET_ROOTFS_UBIFS) += ubifs
  97 fs-subtypes-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addsuffix -raw,$(addprefix jffs2-,$(JFFS2_BLOCKSIZE)))
  98
  99 TARGET_FILESYSTEMS := $(fs-types-y)
 100
 101 FS_64K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-64k
 102 FS_128K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-128k
 103 FS_256K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-256k
 104
 105 define add_jffs2_mark
 106         echo -ne '\xde\xad\xc0\xde' >> $(1)
 107 endef
 108
 109 PROFILE_SANITIZED := $(call tolower,$(subst DEVICE_,,$(subst $(space),-,$(PROFILE))))
 110
 111 define split_args
 112 $(foreach data, \
 113         $(subst |,$(space),\
 114                 $(subst $(space),^,$(1))), \
 115         $(call $(2),$(strip $(subst ^,$(space),$(data)))))
 116 endef
 117
 118 define build_cmd
 119 $(if $(Build/$(word 1,$(1))),,$(error Missing Build/$(word 1,$(1))))
 120 $(call Build/$(word 1,$(1)),$(wordlist 2,$(words $(1)),$(1)))
 121
 122 endef
 123
 124 define concat_cmd
 125 $(call split_args,$(1),build_cmd)
 126 endef
 127
 128 # pad to 4k, 8k, 16k, 64k, 128k, 256k and add jffs2 end-of-filesystem mark
 129 define prepare_generic_squashfs
 130         $(STAGING_DIR_HOST)/bin/padjffs2 $(1) 4 8 16 64 128 256
 131 endef
 132
 133 define Image/BuildKernel/Initramfs
 134         $(call Image/Build/Initramfs)
 135 endef
 136
 137 define Image/BuildKernel/MkuImage
 138         mkimage -A $(ARCH) -O linux -T kernel -C $(1) -a $(2) -e $(3) \
 139                 -n '$(call toupper,$(ARCH)) $(VERSION_DIST) Linux-$(LINUX_VERSION)' -d $(4) $(5)
 140 endef
 141
 142 define Image/BuildKernel/MkFIT
 143         $(TOPDIR)/scripts/mkits.sh \
 144                 -D $(1) -o $(KDIR)/fit-$(1).its -k $(2) $(if $(3),-d $(3)) -C $(4) -a $(5) -e $(6) \
 145                 -c $(if $(DEVICE_DTS_CONFIG),$(DEVICE_DTS_CONFIG),"config@1") \
 146                 -A $(LINUX_KARCH) -v $(LINUX_VERSION)
 147         PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $(KDIR)/fit-$(1).its $(KDIR)/fit-$(1)$(7).itb
 148 endef
 149
 150 ifdef CONFIG_TARGET_IMAGES_GZIP
 151   define Image/Gzip
 152         rm -f $(1).gz
 153         gzip -9n $(1)
 154   endef
 155 endif
 156
 157
 158 # Disable noisy checks by default as in upstream
 159 DTC_FLAGS += \
 160   -Wno-unit_address_vs_reg \
 161   -Wno-simple_bus_reg \
 162   -Wno-unit_address_format \
 163   -Wno-pci_bridge \
 164   -Wno-pci_device_bus_num \
 165   -Wno-pci_device_reg
 166 ifeq ($(strip $(call kernel_patchver_ge,4.17.0)),1)
 167   DTC_FLAGS += \
 168         -Wno-avoid_unnecessary_addr_size \
 169         -Wno-alias_paths
 170 endif
 171 ifeq ($(strip $(call kernel_patchver_ge,4.18.0)),1)
 172   DTC_FLAGS += \
 173         -Wno-graph_child_address \
 174         -Wno-graph_port \
 175         -Wno-unique_unit_address
 176 endif
 177
 178 define Image/pad-to
 179         dd if=$(1) of=$(1).new bs=$(2) conv=sync
 180         mv $(1).new $(1)
 181 endef
 182
 183 ROOTFS_PARTSIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024*1024)))
 184
 185 define Image/pad-root-squashfs
 186         $(call Image/pad-to,$(KDIR)/root.squashfs,$(if $(1),$(1),$(ROOTFS_PARTSIZE)))
 187 endef
 188
 189 # $(1) source dts file
 190 # $(2) target dtb file
 191 # $(3) extra CPP flags
 192 # $(4) extra DTC flags
 193 define Image/BuildDTB
 194         $(TARGET_CROSS)cpp -nostdinc -x assembler-with-cpp \
 195                 -I$(DTS_DIR) \
 196                 -I$(DTS_DIR)/include \
 197                 -I$(LINUX_DIR)/include/ \
 198                 -undef -D__DTS__ $(3) \
 199                 -o $(2).tmp $(1)
 200         $(LINUX_DIR)/scripts/dtc/dtc -O dtb \
 201                 -i$(dir $(1)) $(DTC_FLAGS) $(4) \
 202                 -o $(2) $(2).tmp
 203         $(RM) $(2).tmp
 204 endef
 205
 206 define Image/mkfs/jffs2/sub-raw
 207         $(STAGING_DIR_HOST)/bin/mkfs.jffs2 \
 208                 $(2) \
 209                 -e $(patsubst %k,%KiB,$(1)) \
 210                 -o $@ -d $(call mkfs_target_dir,$(3)) \
 211                 -v 2>&1 1>/dev/null | awk '/^.+$$$$/'
 212 endef
 213
 214 define Image/mkfs/jffs2/sub
 215         $(call Image/mkfs/jffs2/sub-raw,$(1),--pad $(2),$(3))
 216         $(call add_jffs2_mark,$@)
 217 endef
 218
 219 define Image/mkfs/jffs2/template
 220   Image/mkfs/jffs2-$(1) = $$(call Image/mkfs/jffs2/sub,$(1),$(JFFS2OPTS),$$(1))
 221   Image/mkfs/jffs2-$(1)-raw = $$(call Image/mkfs/jffs2/sub-raw,$(1),$(JFFS2OPTS),$$(1))
 222
 223 endef
 224
 225 define Image/mkfs/jffs2-nand/template
 226   Image/mkfs/jffs2-nand-$(1) = \
 227         $$(call Image/mkfs/jffs2/sub, \
 228                 $(word 2,$(subst -, ,$(1))), \
 229                         $(JFFS2OPTS) --no-cleanmarkers --pagesize=$(word 1,$(subst -, ,$(1))),$$(1))
 230
 231 endef
 232
 233 $(eval $(foreach S,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/template,$(S))))
 234 $(eval $(foreach S,$(NAND_BLOCKSIZE),$(call Image/mkfs/jffs2-nand/template,$(S))))
 235
 236 define Image/mkfs/squashfs
 237         $(STAGING_DIR_HOST)/bin/mksquashfs4 $(call mkfs_target_dir,$(1)) $@ \
 238                 -nopad -noappend -root-owned \
 239                 -comp $(SQUASHFSCOMP) $(SQUASHFSOPT) \
 240                 -processors 1
 241 endef
 242
 243 # $(1): board name
 244 # $(2): rootfs type
 245 # $(3): kernel image
 246 # $(4): compat string
 247 ifneq ($(CONFIG_NAND_SUPPORT),)
 248    define Image/Build/SysupgradeNAND
 249         mkdir -p "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/"
 250         echo "BOARD=$(if $(4),$(4),$(1))" > "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/CONTROL"
 251         [ -z "$(2)" ] || $(CP) "$(KDIR)/root.$(2)" "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/root"
 252         [ -z "$(3)" ] || $(CP) "$(3)" "$(KDIR_TMP)/sysupgrade-$(if $(4),$(4),$(1))/kernel"
 253         (cd "$(KDIR_TMP)"; $(TAR) cvf \
 254                 "$(BIN_DIR)/$(IMG_PREFIX)-$(1)-$(2)-sysupgrade.tar" sysupgrade-$(if $(4),$(4),$(1)) \
 255                         $(if $(SOURCE_DATE_EPOCH),--mtime="@$(SOURCE_DATE_EPOCH)") \
 256         )
 257    endef
 258
 259 # $(1) board name
 260 # $(2) ubinize-image options (e.g. --uboot-env and/or --kernel kernelimage)
 261 # $(3) rootfstype (e.g. squashfs or ubifs)
 262 # $(4) options to pass-through to ubinize (i.e. $($(PROFILE)_UBI_OPTS)))
 263    define Image/Build/UbinizeImage
 264         sh $(TOPDIR)/scripts/ubinize-image.sh $(2) \
 265                 "$(KDIR)/root.$(3)" \
 266                 "$(KDIR)/$(IMG_PREFIX)-$(1)-$(3)-ubinized.bin" \
 267                 $(4)
 268    endef
 269
 270 endif
 271
 272 define Image/mkfs/ubifs
 273         $(STAGING_DIR_HOST)/bin/mkfs.ubifs \
 274                 $(UBIFS_OPTS) $(call param_unmangle,$(call param_get,fs,$(1))) \
 275                 $(if $(CONFIG_TARGET_UBIFS_FREE_SPACE_FIXUP),--space-fixup) \
 276                 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_NONE),--compr=none) \
 277                 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_LZO),--compr=lzo) \
 278                 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_ZLIB),--compr=zlib) \
 279                 $(if $(shell echo $(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)),--jrn-size=$(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)) \
 280                 --squash-uids \
 281                 -o $@ -d $(call mkfs_target_dir,$(1))
 282 endef
 283
 284 define Image/mkfs/ext4
 285         $(STAGING_DIR_HOST)/bin/make_ext4fs -L rootfs \
 286                 -l $(ROOTFS_PARTSIZE) -b $(CONFIG_TARGET_EXT4_BLOCKSIZE) \
 287                 $(if $(CONFIG_TARGET_EXT4_RESERVED_PCT),-m $(CONFIG_TARGET_EXT4_RESERVED_PCT)) \
 288                 $(if $(CONFIG_TARGET_EXT4_JOURNAL),,-J) \
 289                 $(if $(SOURCE_DATE_EPOCH),-T $(SOURCE_DATE_EPOCH)) \
 290                 $@ $(call mkfs_target_dir,$(1))/
 291 endef
 292
 293 define Image/Manifest
 294         $(call opkg,$(TARGET_DIR_ORIG)) list-installed > \
 295                 $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE_SANITIZED),-$(PROFILE_SANITIZED)).manifest
 296 endef
 297
 298 define Image/gzip-ext4-padded-squashfs
 299
 300   define Image/Build/squashfs
 301     $(call Image/pad-root-squashfs)
 302   endef
 303
 304   ifneq ($(CONFIG_TARGET_IMAGES_GZIP),)
 305     define Image/Build/gzip/ext4
 306       $(call Image/Build/gzip,ext4)
 307     endef
 308     define Image/Build/gzip/squashfs
 309       $(call Image/Build/gzip,squashfs)
 310     endef
 311   endif
 312
 313 endef
 314
 315 ifdef CONFIG_TARGET_ROOTFS_TARGZ
 316   define Image/Build/targz
 317         $(TAR) -cp --numeric-owner --owner=0 --group=0 --mode=a-s --sort=name \
 318                 $(if $(SOURCE_DATE_EPOCH),--mtime="@$(SOURCE_DATE_EPOCH)") \
 319                 -C $(TARGET_DIR)/ . | gzip -9n > $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE_SANITIZED),-$(PROFILE_SANITIZED))-rootfs.tar.gz
 320   endef
 321 endif
 322
 323 ifdef CONFIG_TARGET_ROOTFS_CPIOGZ
 324   define Image/Build/cpiogz
 325         ( cd $(TARGET_DIR); find . | cpio -o -H newc -R root:root | gzip -9n >$(BIN_DIR)/$(IMG_ROOTFS).cpio.gz )
 326   endef
 327 endif
 328
 329 mkfs_packages = $(filter-out @%,$(PACKAGES_$(call param_get,pkg,pkg=$(target_params))))
 330 mkfs_packages_add = $(foreach pkg,$(filter-out -%,$(mkfs_packages)),$(pkg)$(call GetABISuffix,$(pkg)))
 331 mkfs_packages_remove = $(foreach pkg,$(patsubst -%,%,$(filter -%,$(mkfs_packages))),$(pkg)$(call GetABISuffix,$(pkg)))
 332 mkfs_cur_target_dir = $(call mkfs_target_dir,pkg=$(target_params))
 333
 334 opkg_target = \
 335         $(call opkg,$(mkfs_cur_target_dir)) \
 336                 -f $(mkfs_cur_target_dir).conf
 337
 338 target-dir-%: FORCE
 339         rm -rf $(mkfs_cur_target_dir) $(mkfs_cur_target_dir).opkg
 340         $(CP) $(TARGET_DIR_ORIG) $(mkfs_cur_target_dir)
 341         -mv $(mkfs_cur_target_dir)/etc/opkg $(mkfs_cur_target_dir).opkg
 342         echo 'src default file://$(PACKAGE_DIR_ALL)' > $(mkfs_cur_target_dir).conf
 343         $(if $(mkfs_packages_remove), \
 344                 -$(call opkg,$(mkfs_cur_target_dir)) remove \
 345                         $(mkfs_packages_remove))
 346         $(if $(call opkg_package_files,$(mkfs_packages_add)), \
 347                 $(opkg_target) update && \
 348                 $(opkg_target) install \
 349                         $(call opkg_package_files,$(mkfs_packages_add)))
 350         -$(CP) -T $(mkfs_cur_target_dir).opkg/ $(mkfs_cur_target_dir)/etc/opkg/
 351         rm -rf $(mkfs_cur_target_dir).opkg $(mkfs_cur_target_dir).conf
 352         $(call prepare_rootfs,$(mkfs_cur_target_dir),$(TOPDIR)/files)
 353
 354 $(KDIR)/root.%: kernel_prepare
 355         $(call Image/mkfs/$(word 1,$(target_params)),$(target_params))
 356
 357 define Device/InitProfile
 358   PROFILES := $(PROFILE)
 359   DEVICE_TITLE = $$(DEVICE_VENDOR) $$(DEVICE_MODEL)$$(if $$(DEVICE_VARIANT), $$(DEVICE_VARIANT))
 360   DEVICE_ALT0_TITLE = $$(DEVICE_ALT0_VENDOR) $$(DEVICE_ALT0_MODEL)$$(if $$(DEVICE_ALT0_VARIANT), $$(DEVICE_ALT0_VARIANT))
 361   DEVICE_ALT1_TITLE = $$(DEVICE_ALT1_VENDOR) $$(DEVICE_ALT1_MODEL)$$(if $$(DEVICE_ALT1_VARIANT), $$(DEVICE_ALT1_VARIANT))
 362   DEVICE_ALT2_TITLE = $$(DEVICE_ALT2_VENDOR) $$(DEVICE_ALT2_MODEL)$$(if $$(DEVICE_ALT2_VARIANT), $$(DEVICE_ALT2_VARIANT))
 363   DEVICE_VENDOR :=
 364   DEVICE_MODEL :=
 365   DEVICE_VARIANT :=
 366   DEVICE_ALT0_VENDOR :=
 367   DEVICE_ALT0_MODEL :=
 368   DEVICE_ALT0_VARIANT :=
 369   DEVICE_ALT1_VENDOR :=
 370   DEVICE_ALT1_MODEL :=
 371   DEVICE_ALT1_VARIANT :=
 372   DEVICE_ALT2_VENDOR :=
 373   DEVICE_ALT2_MODEL :=
 374   DEVICE_ALT2_VARIANT :=
 375   DEVICE_PACKAGES :=
 376   DEVICE_DESCRIPTION = Build firmware images for $$(DEVICE_TITLE)
 377 endef
 378
 379 define Device/Init
 380   DEVICE_NAME := $(1)
 381   KERNEL:=
 382   KERNEL_INITRAMFS = $$(KERNEL)
 383   CMDLINE:=
 384
 385   IMAGES :=
 386   ARTIFACTS :=
 387   IMAGE_PREFIX := $(IMG_PREFIX)-$(1)
 388   IMAGE_NAME = $$(IMAGE_PREFIX)-$$(1)-$$(2)
 389   IMAGE_SIZE :=
 390   KERNEL_PREFIX = $$(IMAGE_PREFIX)
 391   KERNEL_SUFFIX := -kernel.bin
 392   KERNEL_INITRAMFS_SUFFIX = $$(KERNEL_SUFFIX)
 393   KERNEL_IMAGE = $$(KERNEL_PREFIX)$$(KERNEL_SUFFIX)
 394   KERNEL_INITRAMFS_PREFIX = $$(IMAGE_PREFIX)-initramfs
 395   KERNEL_INITRAMFS_IMAGE = $$(KERNEL_INITRAMFS_PREFIX)$$(KERNEL_INITRAMFS_SUFFIX)
 396   KERNEL_INITRAMFS_NAME = $$(KERNEL_NAME)-initramfs
 397   KERNEL_INSTALL :=
 398   KERNEL_NAME := vmlinux
 399   KERNEL_DEPENDS :=
 400   KERNEL_SIZE :=
 401
 402   UBOOTENV_IN_UBI :=
 403   KERNEL_IN_UBI :=
 404   BLOCKSIZE :=
 405   PAGESIZE :=
 406   SUBPAGESIZE :=
 407   VID_HDR_OFFSET :=
 408   UBINIZE_OPTS :=
 409   UBINIZE_PARTS :=
 410   MKUBIFS_OPTS :=
 411
 412   FS_OPTIONS/ubifs = $$(MKUBIFS_OPTS)
 413
 414   DEVICE_DTS :=
 415   DEVICE_DTS_CONFIG :=
 416   DEVICE_DTS_DIR :=
 417   SOC :=
 418
 419   BOARD_NAME :=
 420   UIMAGE_NAME :=
 421   SUPPORTED_DEVICES :=
 422   IMAGE_METADATA :=
 423
 424   FILESYSTEMS := $(TARGET_FILESYSTEMS)
 425
 426   UBOOT_PATH :=  $(STAGING_DIR_IMAGE)/uboot-$(1)
 427
 428   DEFAULT :=
 429 endef
 430
 431 DEFAULT_DEVICE_VARS := \
 432   DEVICE_NAME KERNEL KERNEL_INITRAMFS KERNEL_INITRAMFS_IMAGE KERNEL_SIZE \
 433   CMDLINE UBOOTENV_IN_UBI KERNEL_IN_UBI BLOCKSIZE PAGESIZE SUBPAGESIZE \
 434   VID_HDR_OFFSET UBINIZE_OPTS UBINIZE_PARTS MKUBIFS_OPTS DEVICE_DTS \
 435   DEVICE_DTS_CONFIG DEVICE_DTS_DIR SOC BOARD_NAME UIMAGE_NAME SUPPORTED_DEVICES \
 436   IMAGE_METADATA KERNEL_ENTRY KERNEL_LOADADDR UBOOT_PATH IMAGE_SIZE \
 437   DEVICE_VENDOR DEVICE_MODEL DEVICE_VARIANT \
 438   DEVICE_ALT0_VENDOR DEVICE_ALT0_MODEL DEVICE_ALT0_VARIANT \
 439   DEVICE_ALT1_VENDOR DEVICE_ALT1_MODEL DEVICE_ALT1_VARIANT \
 440   DEVICE_ALT2_VENDOR DEVICE_ALT2_MODEL DEVICE_ALT2_VARIANT
 441
 442 define Device/ExportVar
 443   $(1) : $(2):=$$($(2))
 444
 445 endef
 446 define Device/Export
 447   $(foreach var,$(DEVICE_VARS) $(DEFAULT_DEVICE_VARS),$(call Device/ExportVar,$(1),$(var)))
 448   $(1) : FILESYSTEM:=$(2)
 449 endef
 450
 451 ifdef IB
 452   DEVICE_CHECK_PROFILE = $(filter $(1),DEVICE_$(PROFILE) $(PROFILE))
 453 else
 454   DEVICE_CHECK_PROFILE = $(CONFIG_TARGET_$(if $(CONFIG_TARGET_MULTI_PROFILE),DEVICE_)$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_$(1))
 455 endif
 456
 457 DEVICE_EXTRA_PACKAGES = $(call qstrip,$(CONFIG_TARGET_DEVICE_PACKAGES_$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_DEVICE_$(1)))
 458
 459 define merge_packages
 460   $(1) :=
 461   $(foreach pkg,$(2),
 462     $(1) := $$(strip $$(filter-out -$$(patsubst -%,%,$(pkg)) $$(patsubst -%,%,$(pkg)),$$($(1))) $(pkg))
 463   )
 464 endef
 465
 466 define Device/Check/Common
 467   _PROFILE_SET = $$(strip $$(foreach profile,$$(PROFILES) DEVICE_$(1),$$(call DEVICE_CHECK_PROFILE,$$(profile))))
 468   DEVICE_PACKAGES += $$(call extra_packages,$$(DEVICE_PACKAGES))
 469   ifdef TARGET_PER_DEVICE_ROOTFS
 470     $$(eval $$(call merge_packages,_PACKAGES,$$(DEVICE_PACKAGES) $$(call DEVICE_EXTRA_PACKAGES,$(1))))
 471     ROOTFS_ID/$(1) := $$(if $$(_PROFILE_SET),$$(call mkfs_packages_id,$$(_PACKAGES)))
 472     PACKAGES_$$(ROOTFS_ID/$(1)) := $$(_PACKAGES)
 473   endif
 474 endef
 475
 476 define Device/Check
 477   $(Device/Check/Common)
 478   KDIR_KERNEL_IMAGE := $(KDIR)/$(1)$$(KERNEL_SUFFIX)
 479   _TARGET := $$(if $$(_PROFILE_SET),install-images,install-disabled)
 480   ifndef IB
 481     _COMPILE_TARGET := $$(if $(CONFIG_IB)$$(_PROFILE_SET),compile,compile-disabled)
 482   endif
 483 endef
 484
 485 ifndef IB
 486 define Device/Build/initramfs
 487   $(call Device/Export,$(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE),$(1))
 488   $$(_TARGET): $$(if $$(KERNEL_INITRAMFS),$(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE))
 489
 490   $(KDIR)/$$(KERNEL_INITRAMFS_NAME):: image_prepare
 491   $(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE)
 492         cp $$^ $$@
 493
 494   $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/$$(KERNEL_INITRAMFS_NAME) $(CURDIR)/Makefile $$(KERNEL_DEPENDS) image_prepare
 495         @rm -f $$@
 496         $$(call concat_cmd,$$(KERNEL_INITRAMFS))
 497 endef
 498 endif
 499
 500 define Device/Build/compile
 501   $$(_COMPILE_TARGET): $(KDIR)/$(1)
 502   $(eval $(call Device/Export,$(KDIR)/$(1)))
 503   $(KDIR)/$(1):
 504         $$(call concat_cmd,$(COMPILE/$(1)))
 505
 506 endef
 507
 508 ifndef IB
 509 define Device/Build/dtb
 510   ifndef BUILD_DTS_$(1)
 511   BUILD_DTS_$(1) := 1
 512   $(KDIR)/image-$(1).dtb: FORCE
 513         $(call Image/BuildDTB,$(strip $(2))/$(strip $(3)).dts,$$@)
 514
 515   image_prepare: $(KDIR)/image-$(1).dtb
 516   endif
 517
 518 endef
 519 endif
 520
 521 define Device/Build/kernel
 522   $$(eval $$(foreach dts,$$(DEVICE_DTS), \
 523         $$(call Device/Build/dtb,$$(notdir $$(dts)), \
 524                 $$(if $$(DEVICE_DTS_DIR),$$(DEVICE_DTS_DIR),$$(DTS_DIR)), \
 525                 $$(dts) \
 526         ) \
 527   ))
 528
 529   $(KDIR)/$$(KERNEL_NAME):: image_prepare
 530   $$(_TARGET): $$(if $$(KERNEL_INSTALL),$(BIN_DIR)/$$(KERNEL_IMAGE))
 531   $(call Device/Export,$$(KDIR_KERNEL_IMAGE),$(1))
 532   $(BIN_DIR)/$$(KERNEL_IMAGE): $$(KDIR_KERNEL_IMAGE)
 533         cp $$^ $$@
 534   ifndef IB
 535     ifdef CONFIG_IB
 536       install: $$(KDIR_KERNEL_IMAGE)
 537     endif
 538     $$(KDIR_KERNEL_IMAGE): $(KDIR)/$$(KERNEL_NAME) $(CURDIR)/Makefile $$(KERNEL_DEPENDS) image_prepare
 539         @rm -f $$@
 540         $$(call concat_cmd,$$(KERNEL))
 541         $$(if $$(KERNEL_SIZE),$$(call Build/check-size,$$(KERNEL_SIZE)))
 542   endif
 543 endef
 544
 545 define Device/Build/image
 546   GZ_SUFFIX := $(if $(filter %dtb %gz,$(2)),,$(if $(and $(findstring ext4,$(1)),$(CONFIG_TARGET_IMAGES_GZIP)),.gz))
 547   $$(_TARGET): $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))$$(GZ_SUFFIX)
 548   $(eval $(call Device/Export,$(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)),$(1)))
 549   ROOTFS/$(1)/$(3) := \
 550         $(KDIR)/root.$(1)$$(strip \
 551                 $$(if $$(FS_OPTIONS/$(1)),+fs=$$(call param_mangle,$$(FS_OPTIONS/$(1)))) \
 552         )$$(strip \
 553                 $(if $(TARGET_PER_DEVICE_ROOTFS),+pkg=$$(ROOTFS_ID/$(3))) \
 554         )
 555   ifndef IB
 556     $$(ROOTFS/$(1)/$(3)): $(if $(TARGET_PER_DEVICE_ROOTFS),target-dir-$$(ROOTFS_ID/$(3)))
 557   endif
 558   $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)): $$(KDIR_KERNEL_IMAGE) $$(ROOTFS/$(1)/$(3))
 559         @rm -f $$@
 560         [ -f $$(word 1,$$^) -a -f $$(word 2,$$^) ]
 561         $$(call concat_cmd,$(if $(IMAGE/$(2)/$(1)),$(IMAGE/$(2)/$(1)),$(IMAGE/$(2))))
 562
 563   .IGNORE: $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))
 564
 565   $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2)).gz: $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2))
 566         gzip -c -9n $$^ > $$@
 567
 568   $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2)): $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2))
 569         cp $$^ $$@
 570         $(if $(CONFIG_JSON_ADD_IMAGE_INFO), \
 571                 DEVICE_ID="$(DEVICE_NAME)" \
 572                 BIN_DIR="$(BIN_DIR)" \
 573                 IMAGE_NAME="$(IMAGE_NAME)" \
 574                 IMAGE_TYPE=$(word 1,$(subst ., ,$(2))) \
 575                 IMAGE_PREFIX="$(IMAGE_PREFIX)" \
 576                 DEVICE_VENDOR="$(DEVICE_VENDOR)" \
 577                 DEVICE_MODEL="$(DEVICE_MODEL)" \
 578                 DEVICE_VARIANT="$(DEVICE_VARIANT)" \
 579                 DEVICE_ALT0_VENDOR="$(DEVICE_ALT0_VENDOR)" \
 580                 DEVICE_ALT0_MODEL="$(DEVICE_ALT0_MODEL)" \
 581                 DEVICE_ALT0_VARIANT="$(DEVICE_ALT0_VARIANT)" \
 582                 DEVICE_ALT1_VENDOR="$(DEVICE_ALT1_VENDOR)" \
 583                 DEVICE_ALT1_MODEL="$(DEVICE_ALT1_MODEL)" \
 584                 DEVICE_ALT1_VARIANT="$(DEVICE_ALT1_VARIANT)" \
 585                 DEVICE_ALT2_VENDOR="$(DEVICE_ALT2_VENDOR)" \
 586                 DEVICE_ALT2_MODEL="$(DEVICE_ALT2_MODEL)" \
 587                 DEVICE_ALT2_VARIANT="$(DEVICE_ALT2_VARIANT)" \
 588                 DEVICE_TITLE="$(DEVICE_TITLE)" \
 589                 TARGET="$(BOARD)" \
 590                 SUBTARGET="$(if $(SUBTARGET),$(SUBTARGET),generic)" \
 591                 VERSION_NUMBER="$(VERSION_NUMBER)" \
 592                 VERSION_CODE="$(VERSION_CODE)" \
 593                 SUPPORTED_DEVICES="$(SUPPORTED_DEVICES)" \
 594                 $(TOPDIR)/scripts/json_add_image_info.py \
 595         )
 596
 597 endef
 598
 599 define Device/Build/artifact
 600   $$(_TARGET): $(BIN_DIR)/$(IMAGE_PREFIX)-$(1)
 601   $(eval $(call Device/Export,$(KDIR)/tmp/$(IMAGE_PREFIX)-$(1)))
 602   $(KDIR)/tmp/$(IMAGE_PREFIX)-$(1): $$(KDIR_KERNEL_IMAGE)
 603         @rm -f $$@
 604         $$(call concat_cmd,$(ARTIFACT/$(1)))
 605
 606   .IGNORE: $(BIN_DIR)/$(IMAGE_PREFIX)-$(1)
 607
 608   $(BIN_DIR)/$(IMAGE_PREFIX)-$(1): $(KDIR)/tmp/$(IMAGE_PREFIX)-$(1)
 609         cp $$^ $$@
 610
 611 endef
 612
 613 define Device/Build
 614   $(shell rm -f $(BIN_DIR)/$(IMG_PREFIX)-$(1).json)
 615
 616   $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Device/Build/initramfs,$(1)))
 617   $(call Device/Build/kernel,$(1))
 618
 619   $$(eval $$(foreach compile,$$(COMPILE), \
 620     $$(call Device/Build/compile,$$(compile),$(1))))
 621
 622   $$(eval $$(foreach image,$$(IMAGES), \
 623     $$(foreach fs,$$(filter $(TARGET_FILESYSTEMS),$$(FILESYSTEMS)), \
 624       $$(call Device/Build/image,$$(fs),$$(image),$(1)))))
 625
 626   $$(eval $$(foreach artifact,$$(ARTIFACTS), \
 627     $$(call Device/Build/artifact,$$(artifact))))
 628
 629 endef
 630
 631 define Device/DumpInfo
 632 Target-Profile: DEVICE_$(1)
 633 Target-Profile-Name: $(DEVICE_DISPLAY)
 634 Target-Profile-Packages: $(DEVICE_PACKAGES)
 635 Target-Profile-hasImageMetadata: $(if $(foreach image,$(IMAGES),$(findstring append-metadata,$(IMAGE/$(image)))),1,0)
 636 Target-Profile-SupportedDevices: $(SUPPORTED_DEVICES)
 637 $(if $(DEFAULT),Target-Profile-Default: $(DEFAULT))
 638 Target-Profile-Description:
 639 $(DEVICE_DESCRIPTION)
 640 $(if $(strip $(DEVICE_ALT0_TITLE)),Alternative device titles:
 641 - $(DEVICE_ALT0_TITLE))
 642 $(if $(strip $(DEVICE_ALT1_TITLE)),- $(DEVICE_ALT1_TITLE))
 643 $(if $(strip $(DEVICE_ALT2_TITLE)),- $(DEVICE_ALT2_TITLE))
 644 @@
 645
 646 endef
 647
 648 define Device/Dump
 649 ifneq ($$(strip $$(DEVICE_ALT0_TITLE)),)
 650 DEVICE_DISPLAY = $$(DEVICE_ALT0_TITLE) ($$(DEVICE_TITLE))
 651 $$(info $$(call Device/DumpInfo,$(1)))
 652 endif
 653 ifneq ($$(strip $$(DEVICE_ALT1_TITLE)),)
 654 DEVICE_DISPLAY = $$(DEVICE_ALT1_TITLE) ($$(DEVICE_TITLE))
 655 $$(info $$(call Device/DumpInfo,$(1)))
 656 endif
 657 ifneq ($$(strip $$(DEVICE_ALT2_TITLE)),)
 658 DEVICE_DISPLAY = $$(DEVICE_ALT2_TITLE) ($$(DEVICE_TITLE))
 659 $$(info $$(call Device/DumpInfo,$(1)))
 660 endif
 661 DEVICE_DISPLAY = $$(DEVICE_TITLE)
 662 $$(eval $$(if $$(DEVICE_TITLE),$$(info $$(call Device/DumpInfo,$(1)))))
 663 endef
 664
 665 define Device
 666   $(call Device/InitProfile,$(1))
 667   $(call Device/Init,$(1))
 668   $(call Device/Default,$(1))
 669   $(call Device/$(1),$(1))
 670   $(call Device/Check,$(1))
 671   $(call Device/$(if $(DUMP),Dump,Build),$(1))
 672
 673 endef
 674
 675 define BuildImage
 676
 677   ifneq ($(DUMP),)
 678     all: dumpinfo
 679     dumpinfo: FORCE
 680         @true
 681   endif
 682
 683   download:
 684   prepare:
 685   compile:
 686   clean:
 687   legacy-images-prepare:
 688   legacy-images:
 689   image_prepare:
 690
 691   ifeq ($(IB),)
 692     .PHONY: download prepare compile clean image_prepare kernel_prepare install install-images
 693     compile:
 694                 $(call Build/Compile)
 695
 696     clean:
 697                 $(call Build/Clean)
 698
 699     image_prepare: compile
 700                 mkdir -p $(BIN_DIR) $(KDIR)/tmp
 701                 $(call Image/Prepare)
 702
 703     legacy-images-prepare-make: image_prepare
 704                 $(MAKE) legacy-images-prepare BIN_DIR="$(BIN_DIR)"
 705
 706   else
 707     image_prepare:
 708                 mkdir -p $(BIN_DIR) $(KDIR)/tmp
 709   endif
 710
 711   kernel_prepare: image_prepare
 712         $(call Image/Build/targz)
 713         $(call Image/Build/cpiogz)
 714         $(call Image/BuildKernel)
 715         $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(if $(IB),,$(call Image/BuildKernel/Initramfs)))
 716         $(call Image/InstallKernel)
 717
 718   $(foreach device,$(TARGET_DEVICES),$(call Device,$(device)))
 719   $(foreach device,$(LEGACY_DEVICES),$(call LegacyDevice,$(device)))
 720
 721   install-images: kernel_prepare $(foreach fs,$(filter-out $(if $(UBIFS_OPTS),,ubifs),$(TARGET_FILESYSTEMS) $(fs-subtypes-y)),$(KDIR)/root.$(fs))
 722         $(foreach fs,$(TARGET_FILESYSTEMS),
 723                 $(call Image/Build,$(fs))
 724         )
 725
 726   legacy-images-make: install-images
 727         $(call Image/mkfs/ubifs/legacy)
 728         $(MAKE) legacy-images BIN_DIR="$(BIN_DIR)"
 729
 730   install: install-images
 731         $(call Image/Manifest)
 732
 733 endef