include/image.mk

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 #
   3 # Copyright (C) 2006-2020 OpenWrt.org
   4
   5 override TARGET_BUILD=
   6 include $(INCLUDE_DIR)/prereq.mk
   7 include $(INCLUDE_DIR)/kernel.mk
   8 include $(INCLUDE_DIR)/version.mk
   9 include $(INCLUDE_DIR)/image-commands.mk
  10
  11 ifndef IB
  12   ifdef CONFIG_TARGET_PER_DEVICE_ROOTFS
  13     TARGET_PER_DEVICE_ROOTFS := 1
  14   endif
  15 endif
  16
  17 include $(INCLUDE_DIR)/feeds.mk
  18 include $(INCLUDE_DIR)/rootfs.mk
  19
  20 override MAKE:=$(_SINGLE)$(SUBMAKE)
  21 override NO_TRACE_MAKE:=$(_SINGLE)$(NO_TRACE_MAKE)
  22
  23 target_params = $(subst +,$(space),$*)
  24 param_get = $(patsubst $(1)=%,%,$(filter $(1)=%,$(2)))
  25 param_get_default = $(firstword $(call param_get,$(1),$(2)) $(3))
  26 param_mangle = $(subst $(space),_,$(strip $(1)))
  27 param_unmangle = $(subst _,$(space),$(1))
  28
  29 mkfs_packages_id = $(shell echo $(sort $(1)) | $(MKHASH) md5 | cut -b1-8)
  30 mkfs_target_dir = $(if $(call param_get,pkg,$(1)),$(KDIR)/target-dir-$(call param_get,pkg,$(1)),$(TARGET_DIR))
  31
  32 KDIR=$(KERNEL_BUILD_DIR)
  33 KDIR_TMP=$(KDIR)/tmp
  34 DTS_DIR:=$(LINUX_DIR)/arch/$(LINUX_KARCH)/boot/dts
  35
  36 IMG_PREFIX_EXTRA:=$(if $(EXTRA_IMAGE_NAME),$(call sanitize,$(EXTRA_IMAGE_NAME))-)
  37 IMG_PREFIX_VERNUM:=$(if $(CONFIG_VERSION_FILENAMES),$(call sanitize,$(VERSION_NUMBER))-)
  38 IMG_PREFIX_VERCODE:=$(if $(CONFIG_VERSION_CODE_FILENAMES),$(call sanitize,$(VERSION_CODE))-)
  39
  40 IMG_PREFIX:=$(VERSION_DIST_SANITIZED)-$(IMG_PREFIX_VERNUM)$(IMG_PREFIX_VERCODE)$(IMG_PREFIX_EXTRA)$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET))
  41 IMG_ROOTFS:=$(IMG_PREFIX)-rootfs
  42 IMG_COMBINED:=$(IMG_PREFIX)-combined
  43 IMG_PART_SIGNATURE:=$(shell echo $(SOURCE_DATE_EPOCH)$(LINUX_VERMAGIC) | $(MKHASH) md5 | cut -b1-8)
  44 IMG_PART_DISKGUID:=$(shell echo $(SOURCE_DATE_EPOCH)$(LINUX_VERMAGIC) | $(MKHASH) md5 | sed -E 's/(.{8})(.{4})(.{4})(.{4})(.{10})../\1-\2-\3-\4-\500/')
  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 SQUASHFSOPT += $(if $(CONFIG_SELINUX),-xattrs,-no-xattrs)
  79 SQUASHFSCOMP := gzip
  80 LZMA_XZ_OPTIONS := -Xpreset 9 -Xe -Xlc 0 -Xlp 2 -Xpb 2
  81 ifeq ($(CONFIG_SQUASHFS_XZ),y)
  82   ifneq ($(filter arm x86 powerpc sparc,$(LINUX_KARCH)),)
  83     BCJ_FILTER:=-Xbcj $(LINUX_KARCH)
  84   endif
  85   SQUASHFSCOMP := xz $(LZMA_XZ_OPTIONS) $(BCJ_FILTER)
  86 endif
  87
  88 JFFS2_BLOCKSIZE ?= 64k 128k
  89
  90 fs-types-$(CONFIG_TARGET_ROOTFS_SQUASHFS) += squashfs
  91 fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addprefix jffs2-,$(JFFS2_BLOCKSIZE))
  92 fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2_NAND) += $(addprefix jffs2-nand-,$(NAND_BLOCKSIZE))
  93 fs-types-$(CONFIG_TARGET_ROOTFS_EXT4FS) += ext4
  94 fs-types-$(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 := $(call tolower,$(subst DEVICE_,,$(subst $(space),-,$(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 $(1)
 152   endef
 153 endif
 154
 155
 156 # Disable noisy checks by default as in upstream
 157 DTC_FLAGS += \
 158   -Wno-unit_address_vs_reg \
 159   -Wno-simple_bus_reg \
 160   -Wno-unit_address_format \
 161   -Wno-pci_bridge \
 162   -Wno-pci_device_bus_num \
 163   -Wno-pci_device_reg \
 164   -Wno-avoid_unnecessary_addr_size \
 165   -Wno-alias_paths \
 166   -Wno-graph_child_address \
 167   -Wno-graph_port \
 168   -Wno-unique_unit_address
 169
 170 define Image/pad-to
 171         dd if=$(1) of=$(1).new bs=$(2) conv=sync
 172         mv $(1).new $(1)
 173 endef
 174
 175 ROOTFS_PARTSIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024*1024)))
 176
 177 define Image/pad-root-squashfs
 178         $(call Image/pad-to,$(KDIR)/root.squashfs,$(if $(1),$(1),$(ROOTFS_PARTSIZE)))
 179 endef
 180
 181 # $(1) source dts file
 182 # $(2) target dtb file
 183 # $(3) extra CPP flags
 184 # $(4) extra DTC flags
 185 define Image/BuildDTB
 186         $(TARGET_CROSS)cpp -nostdinc -x assembler-with-cpp \
 187                 $(DTS_CPPFLAGS) \
 188                 -I$(DTS_DIR) \
 189                 -I$(DTS_DIR)/include \
 190                 -I$(LINUX_DIR)/include/ \
 191                 -undef -D__DTS__ $(3) \
 192                 -o $(2).tmp $(1)
 193         $(LINUX_DIR)/scripts/dtc/dtc -O dtb \
 194                 -i$(dir $(1)) $(DTC_FLAGS) $(4) \
 195         $(if $(CONFIG_HAS_DT_OVERLAY_SUPPORT),-@) \
 196                 -o $(2) $(2).tmp
 197         $(RM) $(2).tmp
 198 endef
 199
 200 define Image/mkfs/jffs2/sub-raw
 201         $(STAGING_DIR_HOST)/bin/mkfs.jffs2 \
 202                 $(2) \
 203                 -e $(patsubst %k,%KiB,$(1)) \
 204                 -o $@ -d $(call mkfs_target_dir,$(3)) \
 205                 -v 2>&1 1>/dev/null | awk '/^.+$$$$/'
 206 endef
 207
 208 define Image/mkfs/jffs2/sub
 209         $(call Image/mkfs/jffs2/sub-raw,$(1),--pad $(2),$(3))
 210         $(call add_jffs2_mark,$@)
 211 endef
 212
 213 define Image/mkfs/jffs2/template
 214   Image/mkfs/jffs2-$(1) = $$(call Image/mkfs/jffs2/sub,$(1),$(JFFS2OPTS),$$(1))
 215   Image/mkfs/jffs2-$(1)-raw = $$(call Image/mkfs/jffs2/sub-raw,$(1),$(JFFS2OPTS),$$(1))
 216
 217 endef
 218
 219 define Image/mkfs/jffs2-nand/template
 220   Image/mkfs/jffs2-nand-$(1) = \
 221         $$(call Image/mkfs/jffs2/sub, \
 222                 $(word 2,$(subst -, ,$(1))), \
 223                         $(JFFS2OPTS) --no-cleanmarkers --pagesize=$(word 1,$(subst -, ,$(1))),$$(1))
 224
 225 endef
 226
 227 $(eval $(foreach S,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/template,$(S))))
 228 $(eval $(foreach S,$(NAND_BLOCKSIZE),$(call Image/mkfs/jffs2-nand/template,$(S))))
 229
 230 define Image/mkfs/squashfs-common
 231         $(STAGING_DIR_HOST)/bin/mksquashfs4 $(call mkfs_target_dir,$(1)) $@ \
 232                 -nopad -noappend -root-owned \
 233                 -comp $(SQUASHFSCOMP) $(SQUASHFSOPT) \
 234                 -processors 1
 235 endef
 236
 237 ifeq ($(CONFIG_TARGET_ROOTFS_SECURITY_LABELS),y)
 238 define Image/mkfs/squashfs
 239         echo ". $(call mkfs_target_dir,$(1))/etc/selinux/config" > $@.fakeroot-script
 240         echo "$(STAGING_DIR_HOST)/bin/setfiles -r" \
 241              "$(call mkfs_target_dir,$(1))" \
 242              "$(call mkfs_target_dir,$(1))/etc/selinux/\$${SELINUXTYPE}/contexts/files/file_contexts " \
 243              "$(call mkfs_target_dir,$(1))" >> $@.fakeroot-script
 244         echo "$(Image/mkfs/squashfs-common)" >> $@.fakeroot-script
 245         chmod +x $@.fakeroot-script
 246         $(FAKEROOT) "$@.fakeroot-script"
 247 endef
 248 else
 249 define Image/mkfs/squashfs
 250         $(call Image/mkfs/squashfs-common,$(1))
 251 endef
 252 endif
 253
 254 define Image/mkfs/ubifs
 255         $(STAGING_DIR_HOST)/bin/mkfs.ubifs \
 256                 $(UBIFS_OPTS) $(call param_unmangle,$(call param_get,fs,$(1))) \
 257                 $(if $(CONFIG_TARGET_UBIFS_FREE_SPACE_FIXUP),--space-fixup) \
 258                 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_NONE),--compr=none) \
 259                 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_LZO),--compr=lzo) \
 260                 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_ZLIB),--compr=zlib) \
 261                 $(if $(shell echo $(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)),--jrn-size=$(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)) \
 262                 --squash-uids \
 263                 -o $@ -d $(call mkfs_target_dir,$(1))
 264 endef
 265
 266 define Image/mkfs/ext4
 267         $(STAGING_DIR_HOST)/bin/make_ext4fs -L rootfs \
 268                 -l $(ROOTFS_PARTSIZE) -b $(CONFIG_TARGET_EXT4_BLOCKSIZE) \
 269                 $(if $(CONFIG_TARGET_EXT4_RESERVED_PCT),-m $(CONFIG_TARGET_EXT4_RESERVED_PCT)) \
 270                 $(if $(CONFIG_TARGET_EXT4_JOURNAL),,-J) \
 271                 $(if $(SOURCE_DATE_EPOCH),-T $(SOURCE_DATE_EPOCH)) \
 272                 $@ $(call mkfs_target_dir,$(1))/
 273 endef
 274
 275 define Image/Manifest
 276         $(call opkg,$(TARGET_DIR_ORIG)) list-installed > \
 277                 $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE_SANITIZED),-$(PROFILE_SANITIZED)).manifest
 278 endef
 279
 280 define Image/gzip-ext4-padded-squashfs
 281
 282   define Image/Build/squashfs
 283     $(call Image/pad-root-squashfs)
 284   endef
 285
 286   ifneq ($(CONFIG_TARGET_IMAGES_GZIP),)
 287     define Image/Build/gzip/ext4
 288       $(call Image/Build/gzip,ext4)
 289     endef
 290     define Image/Build/gzip/squashfs
 291       $(call Image/Build/gzip,squashfs)
 292     endef
 293   endif
 294
 295 endef
 296
 297 ifdef CONFIG_TARGET_ROOTFS_TARGZ
 298   define Image/Build/targz
 299         $(TAR) -cp --numeric-owner --owner=0 --group=0 --mode=a-s --sort=name \
 300                 $(if $(SOURCE_DATE_EPOCH),--mtime="@$(SOURCE_DATE_EPOCH)") \
 301                 -C $(TARGET_DIR)/ . | gzip -9n > $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE_SANITIZED),-$(PROFILE_SANITIZED))-rootfs.tar.gz
 302   endef
 303 endif
 304
 305 ifdef CONFIG_TARGET_ROOTFS_CPIOGZ
 306   define Image/Build/cpiogz
 307         ( cd $(TARGET_DIR); find . | $(STAGING_DIR_HOST)/bin/cpio -o -H newc -R 0:0 | gzip -9n >$(BIN_DIR)/$(IMG_ROOTFS).cpio.gz )
 308   endef
 309 endif
 310
 311 mkfs_packages = $(filter-out @%,$(PACKAGES_$(call param_get,pkg,pkg=$(target_params))))
 312 mkfs_packages_add = $(foreach pkg,$(filter-out -%,$(mkfs_packages)),$(pkg)$(call GetABISuffix,$(pkg)))
 313 mkfs_packages_remove = $(foreach pkg,$(patsubst -%,%,$(filter -%,$(mkfs_packages))),$(pkg)$(call GetABISuffix,$(pkg)))
 314 mkfs_cur_target_dir = $(call mkfs_target_dir,pkg=$(target_params))
 315
 316 opkg_target = \
 317         $(call opkg,$(mkfs_cur_target_dir)) \
 318                 -f $(mkfs_cur_target_dir).conf
 319
 320 target-dir-%: FORCE
 321         rm -rf $(mkfs_cur_target_dir) $(mkfs_cur_target_dir).opkg
 322         $(CP) $(TARGET_DIR_ORIG) $(mkfs_cur_target_dir)
 323         -mv $(mkfs_cur_target_dir)/etc/opkg $(mkfs_cur_target_dir).opkg
 324         echo 'src default file://$(PACKAGE_DIR_ALL)' > $(mkfs_cur_target_dir).conf
 325         $(if $(mkfs_packages_remove), \
 326                 -$(call opkg,$(mkfs_cur_target_dir)) remove \
 327                         $(mkfs_packages_remove))
 328         $(if $(call opkg_package_files,$(mkfs_packages_add)), \
 329                 $(opkg_target) update && \
 330                 $(opkg_target) install \
 331                         $(call opkg_package_files,$(mkfs_packages_add)))
 332         -$(CP) -T $(mkfs_cur_target_dir).opkg/ $(mkfs_cur_target_dir)/etc/opkg/
 333         rm -rf $(mkfs_cur_target_dir).opkg $(mkfs_cur_target_dir).conf
 334         $(call prepare_rootfs,$(mkfs_cur_target_dir),$(TOPDIR)/files)
 335
 336 $(KDIR)/root.%: kernel_prepare
 337         $(call Image/mkfs/$(word 1,$(target_params)),$(target_params))
 338
 339 define Device/InitProfile
 340   PROFILES := $(PROFILE)
 341   DEVICE_TITLE = $$(DEVICE_VENDOR) $$(DEVICE_MODEL)$$(if $$(DEVICE_VARIANT), $$(DEVICE_VARIANT))
 342   DEVICE_ALT0_TITLE = $$(DEVICE_ALT0_VENDOR) $$(DEVICE_ALT0_MODEL)$$(if $$(DEVICE_ALT0_VARIANT), $$(DEVICE_ALT0_VARIANT))
 343   DEVICE_ALT1_TITLE = $$(DEVICE_ALT1_VENDOR) $$(DEVICE_ALT1_MODEL)$$(if $$(DEVICE_ALT1_VARIANT), $$(DEVICE_ALT1_VARIANT))
 344   DEVICE_ALT2_TITLE = $$(DEVICE_ALT2_VENDOR) $$(DEVICE_ALT2_MODEL)$$(if $$(DEVICE_ALT2_VARIANT), $$(DEVICE_ALT2_VARIANT))
 345   DEVICE_VENDOR :=
 346   DEVICE_MODEL :=
 347   DEVICE_VARIANT :=
 348   DEVICE_ALT0_VENDOR :=
 349   DEVICE_ALT0_MODEL :=
 350   DEVICE_ALT0_VARIANT :=
 351   DEVICE_ALT1_VENDOR :=
 352   DEVICE_ALT1_MODEL :=
 353   DEVICE_ALT1_VARIANT :=
 354   DEVICE_ALT2_VENDOR :=
 355   DEVICE_ALT2_MODEL :=
 356   DEVICE_ALT2_VARIANT :=
 357   DEVICE_PACKAGES :=
 358   DEVICE_DESCRIPTION = Build firmware images for $$(DEVICE_TITLE)
 359 endef
 360
 361 define Device/Init
 362   DEVICE_NAME := $(1)
 363   KERNEL:=
 364   KERNEL_INITRAMFS = $$(KERNEL)
 365   CMDLINE:=
 366
 367   IMAGES :=
 368   ARTIFACTS :=
 369   DEVICE_IMG_PREFIX := $(IMG_PREFIX)-$(1)
 370   DEVICE_IMG_NAME = $$(DEVICE_IMG_PREFIX)-$$(1)-$$(2)
 371   IMAGE_SIZE :=
 372   KERNEL_PREFIX = $$(DEVICE_IMG_PREFIX)
 373   KERNEL_SUFFIX := -kernel.bin
 374   KERNEL_INITRAMFS_SUFFIX = $$(KERNEL_SUFFIX)
 375   KERNEL_IMAGE = $$(KERNEL_PREFIX)$$(KERNEL_SUFFIX)
 376   KERNEL_INITRAMFS_PREFIX = $$(DEVICE_IMG_PREFIX)-initramfs
 377   KERNEL_INITRAMFS_IMAGE = $$(KERNEL_INITRAMFS_PREFIX)$$(KERNEL_INITRAMFS_SUFFIX)
 378   KERNEL_INITRAMFS_NAME = $$(KERNEL_NAME)-initramfs
 379   KERNEL_INSTALL :=
 380   KERNEL_NAME := vmlinux
 381   KERNEL_DEPENDS :=
 382   KERNEL_SIZE :=
 383
 384   UBOOTENV_IN_UBI :=
 385   KERNEL_IN_UBI :=
 386   BLOCKSIZE :=
 387   PAGESIZE :=
 388   SUBPAGESIZE :=
 389   VID_HDR_OFFSET :=
 390   UBINIZE_OPTS :=
 391   UBINIZE_PARTS :=
 392   MKUBIFS_OPTS :=
 393
 394   FS_OPTIONS/ubifs = $$(MKUBIFS_OPTS)
 395
 396   DEVICE_DTS :=
 397   DEVICE_DTS_CONFIG :=
 398   DEVICE_DTS_DELIMITER :=
 399   DEVICE_DTS_DIR :=
 400   DEVICE_DTS_OVERLAY :=
 401   DEVICE_FDT_NUM :=
 402   SOC :=
 403
 404   BOARD_NAME :=
 405   UIMAGE_MAGIC :=
 406   UIMAGE_NAME :=
 407   DEVICE_COMPAT_VERSION := 1.0
 408   DEVICE_COMPAT_MESSAGE :=
 409   SUPPORTED_DEVICES := $(subst _,$(comma),$(1))
 410   IMAGE_METADATA :=
 411
 412   FILESYSTEMS := $(TARGET_FILESYSTEMS)
 413
 414   UBOOT_PATH :=  $(STAGING_DIR_IMAGE)/uboot-$(1)
 415
 416   BROKEN :=
 417   DEFAULT :=
 418 endef
 419
 420 DEFAULT_DEVICE_VARS := \
 421   DEVICE_NAME KERNEL KERNEL_INITRAMFS KERNEL_INITRAMFS_IMAGE KERNEL_SIZE \
 422   CMDLINE UBOOTENV_IN_UBI KERNEL_IN_UBI BLOCKSIZE PAGESIZE SUBPAGESIZE \
 423   VID_HDR_OFFSET UBINIZE_OPTS UBINIZE_PARTS MKUBIFS_OPTS DEVICE_DTS \
 424   DEVICE_DTS_CONFIG DEVICE_DTS_DELIMITER DEVICE_DTS_DIR DEVICE_DTS_OVERLAY \
 425   DEVICE_FDT_NUM DEVICE_IMG_PREFIX SOC BOARD_NAME UIMAGE_MAGIC UIMAGE_NAME \
 426   SUPPORTED_DEVICES IMAGE_METADATA KERNEL_ENTRY KERNEL_LOADADDR \
 427   UBOOT_PATH IMAGE_SIZE \
 428   DEVICE_PACKAGES DEVICE_COMPAT_VERSION DEVICE_COMPAT_MESSAGE \
 429   DEVICE_VENDOR DEVICE_MODEL DEVICE_VARIANT \
 430   DEVICE_ALT0_VENDOR DEVICE_ALT0_MODEL DEVICE_ALT0_VARIANT \
 431   DEVICE_ALT1_VENDOR DEVICE_ALT1_MODEL DEVICE_ALT1_VARIANT \
 432   DEVICE_ALT2_VENDOR DEVICE_ALT2_MODEL DEVICE_ALT2_VARIANT
 433
 434 define Device/ExportVar
 435   $(1) : $(2):=$$($(2))
 436
 437 endef
 438 define Device/Export
 439   $(foreach var,$(DEVICE_VARS) $(DEFAULT_DEVICE_VARS),$(call Device/ExportVar,$(1),$(var)))
 440   $(1) : FILESYSTEM:=$(2)
 441 endef
 442
 443 ifdef IB
 444   DEVICE_CHECK_PROFILE = $(filter $(1),DEVICE_$(PROFILE) $(PROFILE))
 445 else
 446   DEVICE_CHECK_PROFILE = $(CONFIG_TARGET_$(if $(CONFIG_TARGET_MULTI_PROFILE),DEVICE_)$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_$(1))
 447 endif
 448
 449 DEVICE_EXTRA_PACKAGES = $(call qstrip,$(CONFIG_TARGET_DEVICE_PACKAGES_$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_DEVICE_$(1)))
 450
 451 define merge_packages
 452   $(1) :=
 453   $(foreach pkg,$(2),
 454     $(1) := $$(strip $$(filter-out -$$(patsubst -%,%,$(pkg)) $$(patsubst -%,%,$(pkg)),$$($(1))) $(pkg))
 455   )
 456 endef
 457
 458 define Device/Check/Common
 459   _PROFILE_SET = $$(strip $$(foreach profile,$$(PROFILES) DEVICE_$(1),$$(call DEVICE_CHECK_PROFILE,$$(profile))))
 460   DEVICE_PACKAGES += $$(call extra_packages,$$(DEVICE_PACKAGES))
 461   ifdef TARGET_PER_DEVICE_ROOTFS
 462     $$(eval $$(call merge_packages,_PACKAGES,$$(DEVICE_PACKAGES) $$(call DEVICE_EXTRA_PACKAGES,$(1))))
 463     ROOTFS_ID/$(1) := $$(if $$(_PROFILE_SET),$$(call mkfs_packages_id,$$(_PACKAGES)))
 464     PACKAGES_$$(ROOTFS_ID/$(1)) := $$(_PACKAGES)
 465   endif
 466 endef
 467
 468 define Device/Check
 469   $(Device/Check/Common)
 470   KDIR_KERNEL_IMAGE := $(KDIR)/$(1)$$(KERNEL_SUFFIX)
 471   _TARGET := $$(if $$(_PROFILE_SET),install-images,install-disabled)
 472   ifndef IB
 473     _COMPILE_TARGET := $$(if $(CONFIG_IB)$$(_PROFILE_SET),compile,compile-disabled)
 474   endif
 475 endef
 476
 477 ifndef IB
 478 define Device/Build/initramfs
 479   $(call Device/Export,$(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE),$(1))
 480   $$(_TARGET): $$(if $$(KERNEL_INITRAMFS),$(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE) \
 481           $$(if $$(CONFIG_JSON_OVERVIEW_IMAGE_INFO), $(BUILD_DIR)/json_info_files/$$(KERNEL_INITRAMFS_IMAGE).json,))
 482
 483   $(KDIR)/$$(KERNEL_INITRAMFS_NAME):: image_prepare
 484   $(1)-images: $$(if $$(KERNEL_INITRAMFS),$(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE))
 485   $(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE)
 486         cp $$^ $$@
 487
 488   $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/$$(KERNEL_INITRAMFS_NAME) $(CURDIR)/Makefile $$(KERNEL_DEPENDS) image_prepare
 489         @rm -f $$@
 490         $$(call concat_cmd,$$(KERNEL_INITRAMFS))
 491
 492   $(call Device/Export,$(BUILD_DIR)/json_info_files/$$(KERNEL_INITRAMFS_IMAGE).json,$(1))
 493
 494   $(BUILD_DIR)/json_info_files/$$(KERNEL_INITRAMFS_IMAGE).json: $(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE)
 495         @mkdir -p $$(shell dirname $$@)
 496         DEVICE_ID="$(1)" \
 497         BIN_DIR="$(BIN_DIR)" \
 498         SOURCE_DATE_EPOCH=$(SOURCE_DATE_EPOCH) \
 499         FILE_NAME="$$(notdir $$^)" \
 500         FILE_TYPE="kernel" \
 501         FILE_FILESYSTEM="initramfs" \
 502         DEVICE_IMG_PREFIX="$$(DEVICE_IMG_PREFIX)" \
 503         DEVICE_VENDOR="$$(DEVICE_VENDOR)" \
 504         DEVICE_MODEL="$$(DEVICE_MODEL)" \
 505         DEVICE_VARIANT="$$(DEVICE_VARIANT)" \
 506         DEVICE_ALT0_VENDOR="$$(DEVICE_ALT0_VENDOR)" \
 507         DEVICE_ALT0_MODEL="$$(DEVICE_ALT0_MODEL)" \
 508         DEVICE_ALT0_VARIANT="$$(DEVICE_ALT0_VARIANT)" \
 509         DEVICE_ALT1_VENDOR="$$(DEVICE_ALT1_VENDOR)" \
 510         DEVICE_ALT1_MODEL="$$(DEVICE_ALT1_MODEL)" \
 511         DEVICE_ALT1_VARIANT="$$(DEVICE_ALT1_VARIANT)" \
 512         DEVICE_ALT2_VENDOR="$$(DEVICE_ALT2_VENDOR)" \
 513         DEVICE_ALT2_MODEL="$$(DEVICE_ALT2_MODEL)" \
 514         DEVICE_ALT2_VARIANT="$$(DEVICE_ALT2_VARIANT)" \
 515         DEVICE_TITLE="$$(DEVICE_TITLE)" \
 516         DEVICE_PACKAGES="$$(DEVICE_PACKAGES)" \
 517         TARGET="$(BOARD)" \
 518         SUBTARGET="$(if $(SUBTARGET),$(SUBTARGET),generic)" \
 519         VERSION_NUMBER="$(VERSION_NUMBER)" \
 520         VERSION_CODE="$(VERSION_CODE)" \
 521         SUPPORTED_DEVICES="$$(SUPPORTED_DEVICES)" \
 522         $(TOPDIR)/scripts/json_add_image_info.py $$@
 523 endef
 524 endif
 525
 526 define Device/Build/compile
 527   $$(_COMPILE_TARGET): $(KDIR)/$(1)
 528   $(eval $(call Device/Export,$(KDIR)/$(1)))
 529   $(KDIR)/$(1):
 530         $$(call concat_cmd,$(COMPILE/$(1)))
 531
 532 endef
 533
 534 ifndef IB
 535 define Device/Build/dtb
 536   ifndef BUILD_DTS_$(1)
 537   BUILD_DTS_$(1) := 1
 538   $(KDIR)/image-$(1).dtb: FORCE
 539         $(call Image/BuildDTB,$(strip $(2))/$(strip $(3)).dts,$$@)
 540
 541   image_prepare: $(KDIR)/image-$(1).dtb
 542   endif
 543
 544 endef
 545 endif
 546
 547 define Device/Build/kernel
 548   $$(eval $$(foreach dts,$$(DEVICE_DTS) $$(DEVICE_DTS_OVERLAY), \
 549         $$(call Device/Build/dtb,$$(notdir $$(dts)), \
 550                 $$(if $$(DEVICE_DTS_DIR),$$(DEVICE_DTS_DIR),$$(DTS_DIR)), \
 551                 $$(dts) \
 552         ) \
 553   ))
 554
 555   $(KDIR)/$$(KERNEL_NAME):: image_prepare
 556   $$(_TARGET): $$(if $$(KERNEL_INSTALL),$(BIN_DIR)/$$(KERNEL_IMAGE))
 557   $(call Device/Export,$$(KDIR_KERNEL_IMAGE),$(1))
 558   $(BIN_DIR)/$$(KERNEL_IMAGE): $$(KDIR_KERNEL_IMAGE)
 559         cp $$^ $$@
 560   ifndef IB
 561     ifdef CONFIG_IB
 562       install: $$(KDIR_KERNEL_IMAGE)
 563     endif
 564     $$(KDIR_KERNEL_IMAGE): $(KDIR)/$$(KERNEL_NAME) $(CURDIR)/Makefile $$(KERNEL_DEPENDS) image_prepare
 565         @rm -f $$@
 566         $$(call concat_cmd,$$(KERNEL))
 567         $$(if $$(KERNEL_SIZE),$$(call Build/check-size,$$(KERNEL_SIZE)))
 568   endif
 569 endef
 570
 571 define Device/Build/image
 572   GZ_SUFFIX := $(if $(filter %dtb %gz,$(2)),,$(if $(and $(findstring ext4,$(1)),$(CONFIG_TARGET_IMAGES_GZIP)),.gz))
 573   $$(_TARGET): $(if $(CONFIG_JSON_OVERVIEW_IMAGE_INFO), \
 574           $(BUILD_DIR)/json_info_files/$(call DEVICE_IMG_NAME,$(1),$(2)).json, \
 575           $(BIN_DIR)/$(call DEVICE_IMG_NAME,$(1),$(2))$$(GZ_SUFFIX))
 576   $(eval $(call Device/Export,$(KDIR)/tmp/$(call DEVICE_IMG_NAME,$(1),$(2)),$(1)))
 577   $(3)-images: $(BIN_DIR)/$(call DEVICE_IMG_NAME,$(1),$(2))$$(GZ_SUFFIX)
 578
 579   ROOTFS/$(1)/$(3) := \
 580         $(KDIR)/root.$(1)$$(strip \
 581                 $$(if $$(FS_OPTIONS/$(1)),+fs=$$(call param_mangle,$$(FS_OPTIONS/$(1)))) \
 582         )$$(strip \
 583                 $(if $(TARGET_PER_DEVICE_ROOTFS),+pkg=$$(ROOTFS_ID/$(3))) \
 584         )
 585   ifndef IB
 586     $$(ROOTFS/$(1)/$(3)): $(if $(TARGET_PER_DEVICE_ROOTFS),target-dir-$$(ROOTFS_ID/$(3)))
 587   endif
 588   $(KDIR)/tmp/$(call DEVICE_IMG_NAME,$(1),$(2)): $$(KDIR_KERNEL_IMAGE) $$(ROOTFS/$(1)/$(3))
 589         @rm -f $$@
 590         [ -f $$(word 1,$$^) -a -f $$(word 2,$$^) ]
 591         $$(call concat_cmd,$(if $(IMAGE/$(2)/$(1)),$(IMAGE/$(2)/$(1)),$(IMAGE/$(2))))
 592
 593   .IGNORE: $(BIN_DIR)/$(call DEVICE_IMG_NAME,$(1),$(2))
 594
 595   $(BIN_DIR)/$(call DEVICE_IMG_NAME,$(1),$(2)).gz: $(KDIR)/tmp/$(call DEVICE_IMG_NAME,$(1),$(2))
 596         gzip -c -9n $$^ > $$@
 597
 598   $(BIN_DIR)/$(call DEVICE_IMG_NAME,$(1),$(2)): $(KDIR)/tmp/$(call DEVICE_IMG_NAME,$(1),$(2))
 599         cp $$^ $$@
 600
 601   $(BUILD_DIR)/json_info_files/$(call DEVICE_IMG_NAME,$(1),$(2)).json: $(BIN_DIR)/$(call DEVICE_IMG_NAME,$(1),$(2))$$(GZ_SUFFIX)
 602         @mkdir -p $$(shell dirname $$@)
 603         DEVICE_ID="$(DEVICE_NAME)" \
 604         BIN_DIR="$(BIN_DIR)" \
 605         SOURCE_DATE_EPOCH=$(SOURCE_DATE_EPOCH) \
 606         FILE_NAME="$(DEVICE_IMG_NAME)" \
 607         FILE_TYPE=$(word 1,$(subst ., ,$(2))) \
 608         FILE_FILESYSTEM="$(1)" \
 609         DEVICE_IMG_PREFIX="$(DEVICE_IMG_PREFIX)" \
 610         DEVICE_VENDOR="$(DEVICE_VENDOR)" \
 611         DEVICE_MODEL="$(DEVICE_MODEL)" \
 612         DEVICE_VARIANT="$(DEVICE_VARIANT)" \
 613         DEVICE_ALT0_VENDOR="$(DEVICE_ALT0_VENDOR)" \
 614         DEVICE_ALT0_MODEL="$(DEVICE_ALT0_MODEL)" \
 615         DEVICE_ALT0_VARIANT="$(DEVICE_ALT0_VARIANT)" \
 616         DEVICE_ALT1_VENDOR="$(DEVICE_ALT1_VENDOR)" \
 617         DEVICE_ALT1_MODEL="$(DEVICE_ALT1_MODEL)" \
 618         DEVICE_ALT1_VARIANT="$(DEVICE_ALT1_VARIANT)" \
 619         DEVICE_ALT2_VENDOR="$(DEVICE_ALT2_VENDOR)" \
 620         DEVICE_ALT2_MODEL="$(DEVICE_ALT2_MODEL)" \
 621         DEVICE_ALT2_VARIANT="$(DEVICE_ALT2_VARIANT)" \
 622         DEVICE_TITLE="$(DEVICE_TITLE)" \
 623         DEVICE_PACKAGES="$(DEVICE_PACKAGES)" \
 624         TARGET="$(BOARD)" \
 625         SUBTARGET="$(if $(SUBTARGET),$(SUBTARGET),generic)" \
 626         VERSION_NUMBER="$(VERSION_NUMBER)" \
 627         VERSION_CODE="$(VERSION_CODE)" \
 628         SUPPORTED_DEVICES="$(SUPPORTED_DEVICES)" \
 629         $(TOPDIR)/scripts/json_add_image_info.py $$@
 630
 631 endef
 632
 633 define Device/Build/artifact
 634   $$(_TARGET): $(if $(CONFIG_JSON_OVERVIEW_IMAGE_INFO), \
 635           $(BUILD_DIR)/json_info_files/$(DEVICE_IMG_PREFIX)-$(1).json, \
 636           $(BIN_DIR)/$(DEVICE_IMG_PREFIX)-$(1))
 637   $(eval $(call Device/Export,$(KDIR)/tmp/$(DEVICE_IMG_PREFIX)-$(1)))
 638   $(KDIR)/tmp/$(DEVICE_IMG_PREFIX)-$(1): $$(KDIR_KERNEL_IMAGE) $(2)-images
 639         @rm -f $$@
 640         $$(call concat_cmd,$(ARTIFACT/$(1)))
 641
 642   .IGNORE: $(BIN_DIR)/$(DEVICE_IMG_PREFIX)-$(1)
 643
 644   $(BIN_DIR)/$(DEVICE_IMG_PREFIX)-$(1): $(KDIR)/tmp/$(DEVICE_IMG_PREFIX)-$(1)
 645         cp $$^ $$@
 646
 647   $(BUILD_DIR)/json_info_files/$(DEVICE_IMG_PREFIX)-$(1).json: $(BIN_DIR)/$(DEVICE_IMG_PREFIX)-$(1)
 648         @mkdir -p $$(shell dirname $$@)
 649         DEVICE_ID="$(DEVICE_NAME)" \
 650         BIN_DIR="$(BIN_DIR)" \
 651         SOURCE_DATE_EPOCH=$(SOURCE_DATE_EPOCH) \
 652         FILE_NAME="$(DEVICE_IMG_PREFIX)-$(1)" \
 653         FILE_TYPE="$(1)" \
 654         DEVICE_IMG_PREFIX="$(DEVICE_IMG_PREFIX)" \
 655         DEVICE_VENDOR="$(DEVICE_VENDOR)" \
 656         DEVICE_MODEL="$(DEVICE_MODEL)" \
 657         DEVICE_VARIANT="$(DEVICE_VARIANT)" \
 658         DEVICE_ALT0_VENDOR="$(DEVICE_ALT0_VENDOR)" \
 659         DEVICE_ALT0_MODEL="$(DEVICE_ALT0_MODEL)" \
 660         DEVICE_ALT0_VARIANT="$(DEVICE_ALT0_VARIANT)" \
 661         DEVICE_ALT1_VENDOR="$(DEVICE_ALT1_VENDOR)" \
 662         DEVICE_ALT1_MODEL="$(DEVICE_ALT1_MODEL)" \
 663         DEVICE_ALT1_VARIANT="$(DEVICE_ALT1_VARIANT)" \
 664         DEVICE_ALT2_VENDOR="$(DEVICE_ALT2_VENDOR)" \
 665         DEVICE_ALT2_MODEL="$(DEVICE_ALT2_MODEL)" \
 666         DEVICE_ALT2_VARIANT="$(DEVICE_ALT2_VARIANT)" \
 667         DEVICE_TITLE="$(DEVICE_TITLE)" \
 668         DEVICE_PACKAGES="$(DEVICE_PACKAGES)" \
 669         TARGET="$(BOARD)" \
 670         SUBTARGET="$(if $(SUBTARGET),$(SUBTARGET),generic)" \
 671         VERSION_NUMBER="$(VERSION_NUMBER)" \
 672         VERSION_CODE="$(VERSION_CODE)" \
 673         SUPPORTED_DEVICES="$(SUPPORTED_DEVICES)" \
 674         $(TOPDIR)/scripts/json_add_image_info.py $$@
 675
 676 endef
 677
 678 define Device/Build
 679   $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Device/Build/initramfs,$(1)))
 680   $(call Device/Build/kernel,$(1))
 681
 682   $$(eval $$(foreach compile,$$(COMPILE), \
 683     $$(call Device/Build/compile,$$(compile),$(1))))
 684
 685   $$(eval $$(foreach image,$$(IMAGES), \
 686     $$(foreach fs,$$(filter $(TARGET_FILESYSTEMS),$$(FILESYSTEMS)), \
 687       $$(call Device/Build/image,$$(fs),$$(image),$(1)))))
 688
 689   $$(eval $$(foreach artifact,$$(ARTIFACTS), \
 690     $$(call Device/Build/artifact,$$(artifact),$(1))))
 691
 692 endef
 693
 694 define Device/DumpInfo
 695 Target-Profile: DEVICE_$(1)
 696 Target-Profile-Name: $(DEVICE_DISPLAY)
 697 Target-Profile-Packages: $(DEVICE_PACKAGES)
 698 Target-Profile-hasImageMetadata: $(if $(foreach image,$(IMAGES),$(findstring append-metadata,$(IMAGE/$(image)))),1,0)
 699 Target-Profile-SupportedDevices: $(SUPPORTED_DEVICES)
 700 $(if $(BROKEN),Target-Profile-Broken: $(BROKEN))
 701 $(if $(DEFAULT),Target-Profile-Default: $(DEFAULT))
 702 Target-Profile-Description:
 703 $(DEVICE_DESCRIPTION)
 704 $(if $(strip $(DEVICE_ALT0_TITLE)),Alternative device titles:
 705 - $(DEVICE_ALT0_TITLE))
 706 $(if $(strip $(DEVICE_ALT1_TITLE)),- $(DEVICE_ALT1_TITLE))
 707 $(if $(strip $(DEVICE_ALT2_TITLE)),- $(DEVICE_ALT2_TITLE))
 708 @@
 709
 710 endef
 711
 712 define Device/Dump
 713 ifneq ($$(strip $$(DEVICE_ALT0_TITLE)),)
 714 DEVICE_DISPLAY = $$(DEVICE_ALT0_TITLE) ($$(DEVICE_TITLE))
 715 $$(info $$(call Device/DumpInfo,$(1)))
 716 endif
 717 ifneq ($$(strip $$(DEVICE_ALT1_TITLE)),)
 718 DEVICE_DISPLAY = $$(DEVICE_ALT1_TITLE) ($$(DEVICE_TITLE))
 719 $$(info $$(call Device/DumpInfo,$(1)))
 720 endif
 721 ifneq ($$(strip $$(DEVICE_ALT2_TITLE)),)
 722 DEVICE_DISPLAY = $$(DEVICE_ALT2_TITLE) ($$(DEVICE_TITLE))
 723 $$(info $$(call Device/DumpInfo,$(1)))
 724 endif
 725 DEVICE_DISPLAY = $$(DEVICE_TITLE)
 726 $$(eval $$(if $$(DEVICE_TITLE),$$(info $$(call Device/DumpInfo,$(1)))))
 727 endef
 728
 729 define Device
 730   $(call Device/InitProfile,$(1))
 731   $(call Device/Init,$(1))
 732   $(call Device/Default,$(1))
 733   $(call Device/$(1),$(1))
 734   $(call Device/Check,$(1))
 735   $(call Device/$(if $(DUMP),Dump,Build),$(1))
 736
 737 endef
 738
 739 define BuildImage
 740
 741   ifneq ($(DUMP),)
 742     all: dumpinfo
 743     dumpinfo: FORCE
 744         @true
 745   endif
 746
 747   download:
 748   prepare:
 749   compile:
 750   clean:
 751   image_prepare:
 752
 753   ifeq ($(IB),)
 754     .PHONY: download prepare compile clean image_prepare kernel_prepare install install-images
 755     compile:
 756                 $(call Build/Compile)
 757
 758     clean:
 759                 $(call Build/Clean)
 760
 761     image_prepare: compile
 762                 mkdir -p $(BIN_DIR) $(KDIR)/tmp
 763                 rm -rf $(BUILD_DIR)/json_info_files
 764                 $(call Image/Prepare)
 765
 766   else
 767     image_prepare:
 768                 mkdir -p $(BIN_DIR) $(KDIR)/tmp
 769   endif
 770
 771   kernel_prepare: image_prepare
 772         $(call Image/Build/targz)
 773         $(call Image/Build/cpiogz)
 774         $(call Image/BuildKernel)
 775         $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(if $(IB),,$(call Image/BuildKernel/Initramfs)))
 776         $(call Image/InstallKernel)
 777
 778   $(foreach device,$(TARGET_DEVICES),$(call Device,$(device)))
 779
 780   install-images: kernel_prepare $(foreach fs,$(filter-out $(if $(UBIFS_OPTS),,ubifs),$(TARGET_FILESYSTEMS) $(fs-subtypes-y)),$(KDIR)/root.$(fs))
 781         $(foreach fs,$(TARGET_FILESYSTEMS),
 782                 $(call Image/Build,$(fs))
 783         )
 784
 785   install: install-images
 786         $(call Image/Manifest)
 787
 788 endef