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