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)/host.mk
  12 include $(INCLUDE_DIR)/version.mk
  13
  14 override MAKE:=$(_SINGLE)$(SUBMAKE)
  15 override NO_TRACE_MAKE:=$(_SINGLE)$(NO_TRACE_MAKE)
  16
  17 KDIR=$(KERNEL_BUILD_DIR)
  18 KDIR_TMP=$(KDIR)/tmp
  19 DTS_DIR:=$(LINUX_DIR)/arch/$(LINUX_KARCH)/boot/dts
  20
  21 EXTRA_NAME_SANITIZED=$(call sanitize,$(EXTRA_IMAGE_NAME))
  22
  23 IMG_PREFIX:=$(VERSION_DIST_SANITIZED)-$(if $(CONFIG_VERSION_FILENAMES),$(VERSION_NUMBER)-)$(if $(EXTRA_NAME_SANITIZED),$(EXTRA_NAME_SANITIZED)-)$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET))
  24
  25 MKFS_DEVTABLE_OPT := -D $(INCLUDE_DIR)/device_table.txt
  26
  27 ifneq ($(CONFIG_BIG_ENDIAN),)
  28   JFFS2OPTS     :=  --big-endian --squash-uids -v
  29 else
  30   JFFS2OPTS     :=  --little-endian --squash-uids -v
  31 endif
  32
  33 ifeq ($(CONFIG_JFFS2_RTIME),y)
  34   JFFS2OPTS += -X rtime
  35 endif
  36 ifeq ($(CONFIG_JFFS2_ZLIB),y)
  37   JFFS2OPTS += -X zlib
  38 endif
  39 ifeq ($(CONFIG_JFFS2_LZMA),y)
  40   JFFS2OPTS += -X lzma --compression-mode=size
  41 endif
  42 ifneq ($(CONFIG_JFFS2_RTIME),y)
  43   JFFS2OPTS += -x rtime
  44 endif
  45 ifneq ($(CONFIG_JFFS2_ZLIB),y)
  46   JFFS2OPTS += -x zlib
  47 endif
  48 ifneq ($(CONFIG_JFFS2_LZMA),y)
  49   JFFS2OPTS += -x lzma
  50 endif
  51
  52 JFFS2OPTS += $(MKFS_DEVTABLE_OPT)
  53
  54 SQUASHFS_BLOCKSIZE := $(CONFIG_TARGET_SQUASHFS_BLOCK_SIZE)k
  55 SQUASHFSOPT := -b $(SQUASHFS_BLOCKSIZE)
  56 SQUASHFSOPT += -p '/dev d 755 0 0' -p '/dev/console c 600 0 0 5 1'
  57 SQUASHFSCOMP := gzip
  58 LZMA_XZ_OPTIONS := -Xpreset 9 -Xe -Xlc 0 -Xlp 2 -Xpb 2
  59 ifeq ($(CONFIG_SQUASHFS_XZ),y)
  60   ifneq ($(filter arm x86 powerpc sparc,$(LINUX_KARCH)),)
  61     BCJ_FILTER:=-Xbcj $(LINUX_KARCH)
  62   endif
  63   SQUASHFSCOMP := xz $(LZMA_XZ_OPTIONS) $(BCJ_FILTER)
  64 endif
  65
  66 JFFS2_BLOCKSIZE ?= 64k 128k
  67
  68 fs-types-$(CONFIG_TARGET_ROOTFS_SQUASHFS) += squashfs
  69 fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addprefix jffs2-,$(JFFS2_BLOCKSIZE))
  70 fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2_NAND) += $(addprefix jffs2-nand-,$(NAND_BLOCKSIZE))
  71 fs-types-$(CONFIG_TARGET_ROOTFS_EXT4FS) += ext4
  72 fs-types-$(CONFIG_TARGET_ROOTFS_ISO) += iso
  73 fs-types-$(CONFIG_TARGET_ROOTFS_UBIFS) += ubifs
  74 fs-subtypes-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addsuffix -raw,$(addprefix jffs2-,$(JFFS2_BLOCKSIZE)))
  75 fs-subtypes-$(CONFIG_TARGET_ROOTFS_CPIOGZ) += cpiogz
  76 fs-subtypes-$(CONFIG_TARGET_ROOTFS_TARGZ) += targz
  77
  78 TARGET_FILESYSTEMS := $(fs-types-y)
  79
  80 FS_64K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-64k
  81 FS_128K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-128k
  82 FS_256K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-256k
  83
  84 define add_jffs2_mark
  85         echo -ne '\xde\xad\xc0\xde' >> $(1)
  86 endef
  87
  88 PROFILE_SANITIZED := $(call sanitize,$(PROFILE))
  89
  90 define split_args
  91 $(foreach data, \
  92         $(subst |,$(space),\
  93                 $(subst $(space),^,$(1))), \
  94         $(call $(2),$(strip $(subst ^,$(space),$(data)))))
  95 endef
  96
  97 define build_cmd
  98 $(if $(Build/$(word 1,$(1))),,$(error Missing Build/$(word 1,$(1))))
  99 $(call Build/$(word 1,$(1)),$(wordlist 2,$(words $(1)),$(1)))
 100
 101 endef
 102
 103 define concat_cmd
 104 $(call split_args,$(1),build_cmd)
 105 endef
 106
 107 # pad to 4k, 8k, 16k, 64k, 128k, 256k and add jffs2 end-of-filesystem mark
 108 define prepare_generic_squashfs
 109         $(STAGING_DIR_HOST)/bin/padjffs2 $(1) 4 8 16 64 128 256
 110 endef
 111
 112 define Image/BuildKernel/Initramfs
 113         $(call Image/Build/Initramfs)
 114 endef
 115
 116 define Image/BuildKernel/MkuImage
 117         mkimage -A $(ARCH) -O linux -T kernel -C $(1) -a $(2) -e $(3) \
 118                 -n '$(call toupper,$(ARCH)) LEDE Linux-$(LINUX_VERSION)' -d $(4) $(5)
 119 endef
 120
 121 define Image/BuildKernel/MkFIT
 122         $(TOPDIR)/scripts/mkits.sh \
 123                 -D $(1) -o $(KDIR)/fit-$(1).its -k $(2) $(if $(3),-d $(3)) -C $(4) -a $(5) -e $(6) \
 124                 -A $(ARCH) -v $(LINUX_VERSION)
 125         PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $(KDIR)/fit-$(1).its $(KDIR)/fit-$(1)$(7).itb
 126 endef
 127
 128 # $(1) source dts file
 129 # $(2) target dtb file
 130 # $(3) extra CPP flags
 131 # $(4) extra DTC flags
 132 define Image/BuildDTB
 133         $(TARGET_CROSS)cpp -nostdinc -x assembler-with-cpp \
 134                 -I$(DTS_DIR) \
 135                 -I$(DTS_DIR)/include \
 136                 -undef -D__DTS__ $(3) \
 137                 -o $(2).tmp $(1)
 138         $(LINUX_DIR)/scripts/dtc/dtc -O dtb \
 139                 -i$(dir $(1)) $(4) \
 140                 -o $(2) $(2).tmp
 141         $(RM) $(2).tmp
 142 endef
 143
 144 define Image/mkfs/jffs2/sub
 145                 $(STAGING_DIR_HOST)/bin/mkfs.jffs2 $(3) --pad -e $(patsubst %k,%KiB,$(1)) -o $(KDIR)/root.jffs2-$(2) -d $(TARGET_DIR) -v 2>&1 1>/dev/null | awk '/^.+$$$$/'
 146                 $(call add_jffs2_mark,$(KDIR)/root.jffs2-$(2))
 147 endef
 148
 149 define Image/mkfs/jffs2/sub-raw
 150                 $(STAGING_DIR_HOST)/bin/mkfs.jffs2 $(3) -e $(patsubst %k,%KiB,$(1)) -o $(KDIR)/root.jffs2-$(2)-raw -d $(TARGET_DIR) -v 2>&1 1>/dev/null | awk '/^.+$$$$/'
 151 endef
 152
 153 define Image/mkfs/jffs2/template
 154   Image/mkfs/jffs2-$(1) = $$(call Image/mkfs/jffs2/sub,$(1),$(1),$(JFFS2OPTS))
 155   Image/mkfs/jffs2-$(1)-raw = $$(call Image/mkfs/jffs2/sub-raw,$(1),$(1),$(JFFS2OPTS))
 156
 157 endef
 158
 159 define Image/mkfs/jffs2-nand/template
 160   Image/mkfs/jffs2-nand-$(1) = \
 161         $$(call Image/mkfs/jffs2/sub, \
 162                 $(word 2,$(subst -, ,$(1))),nand-$(1), \
 163                         $(JFFS2OPTS) --no-cleanmarkers --pagesize=$(word 1,$(subst -, ,$(1))))
 164
 165 endef
 166
 167 $(eval $(foreach S,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/template,$(S))))
 168 $(eval $(foreach S,$(NAND_BLOCKSIZE),$(call Image/mkfs/jffs2-nand/template,$(S))))
 169
 170 define Image/mkfs/squashfs
 171         $(STAGING_DIR_HOST)/bin/mksquashfs4 $(TARGET_DIR) $(KDIR)/root.squashfs -nopad -noappend -root-owned -comp $(SQUASHFSCOMP) $(SQUASHFSOPT) -processors $(if $(CONFIG_PKG_BUILD_JOBS),$(CONFIG_PKG_BUILD_JOBS),1) $(if $(SOURCE_DATE_EPOCH),-fixed-time $(SOURCE_DATE_EPOCH))
 172 endef
 173
 174 # $(1): board name
 175 # $(2): rootfs type
 176 # $(3): kernel image
 177 ifneq ($(CONFIG_NAND_SUPPORT),)
 178    define Image/Build/SysupgradeNAND
 179         mkdir -p "$(KDIR_TMP)/sysupgrade-$(1)/"
 180         echo "BOARD=$(1)" > "$(KDIR_TMP)/sysupgrade-$(1)/CONTROL"
 181         [ -z "$(2)" ] || $(CP) "$(KDIR)/root.$(2)" "$(KDIR_TMP)/sysupgrade-$(1)/root"
 182         [ -z "$(3)" ] || $(CP) "$(3)" "$(KDIR_TMP)/sysupgrade-$(1)/kernel"
 183         (cd "$(KDIR_TMP)"; $(TAR) cvf \
 184                 "$(BIN_DIR)/$(IMG_PREFIX)-$(1)-$(2)-sysupgrade.tar" sysupgrade-$(1) \
 185                         $(if $(SOURCE_DATE_EPOCH),--mtime="@$(SOURCE_DATE_EPOCH)") \
 186         )
 187    endef
 188
 189 # $(1) board name
 190 # $(2) ubinize-image options (e.g. --uboot-env and/or --kernel kernelimage)
 191 # $(3) rootfstype (e.g. squashfs or ubifs)
 192 # $(4) options to pass-through to ubinize (i.e. $($(PROFILE)_UBI_OPTS)))
 193    define Image/Build/UbinizeImage
 194         sh $(TOPDIR)/scripts/ubinize-image.sh $(2) \
 195                 "$(KDIR)/root.$(3)" \
 196                 "$(KDIR)/$(IMG_PREFIX)-$(1)-$(3)-ubinized.bin" \
 197                 $(4)
 198    endef
 199
 200 endif
 201
 202 ifneq ($(CONFIG_TARGET_ROOTFS_UBIFS),)
 203     define Image/mkfs/ubifs/generate
 204         $(CP) ./ubinize$(1).cfg $(KDIR)
 205         ( cd $(KDIR); \
 206                 $(STAGING_DIR_HOST)/bin/ubinize \
 207                 $(if $($(PROFILE)_UBI_OPTS), \
 208                         $(shell echo $($(PROFILE)_UBI_OPTS)), \
 209                         $(shell echo $(UBI_OPTS)) \
 210                 ) \
 211                 -o $(KDIR)/root$(1).ubi \
 212                 ubinize$(1).cfg \
 213         )
 214     endef
 215
 216     define Image/mkfs/ubifs
 217
 218         ifneq ($($(PROFILE)_UBIFS_OPTS)$(UBIFS_OPTS),)
 219                 $(STAGING_DIR_HOST)/bin/mkfs.ubifs \
 220                         $(if $($(PROFILE)_UBIFS_OPTS), \
 221                                 $(shell echo $($(PROFILE)_UBIFS_OPTS)), \
 222                                 $(shell echo $(UBIFS_OPTS)) \
 223                         ) \
 224                         $(if $(CONFIG_TARGET_UBIFS_FREE_SPACE_FIXUP),--space-fixup) \
 225                         $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_NONE),--force-compr=none) \
 226                         $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_LZO),--force-compr=lzo) \
 227                         $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_ZLIB),--force-compr=zlib) \
 228                         $(if $(shell echo $(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)),--jrn-size=$(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)) \
 229                         --squash-uids \
 230                         -o $(KDIR)/root.ubifs \
 231                         -d $(TARGET_DIR)
 232         endif
 233         $(call Image/Build,ubifs)
 234
 235         ifneq ($($(PROFILE)_UBI_OPTS)$(UBI_OPTS),)
 236                 $(if $(wildcard ./ubinize.cfg),$(call Image/mkfs/ubifs/generate,))
 237                 $(if $(wildcard ./ubinize-overlay.cfg),$(call Image/mkfs/ubifs/generate,-overlay))
 238         endif
 239         $(if $(wildcard ./ubinize.cfg),$(call Image/Build,ubi))
 240     endef
 241 endif
 242
 243 define Image/mkfs/cpiogz
 244         ( cd $(TARGET_DIR); find . | cpio -o -H newc | gzip -9n >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz )
 245 endef
 246
 247 define Image/mkfs/targz
 248         $(TAR) -cp --numeric-owner --owner=0 --group=0 --sort=name \
 249                 $(if $(SOURCE_DATE_EPOCH),--mtime="@$(SOURCE_DATE_EPOCH)") \
 250                 -C $(TARGET_DIR)/ . | gzip -9n > $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE_SANITIZED),-$(PROFILE_SANITIZED))-rootfs.tar.gz
 251 endef
 252
 253 E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024*1024)))
 254
 255 define Image/mkfs/ext4
 256         $(STAGING_DIR_HOST)/bin/make_ext4fs \
 257                 -l $(E2SIZE) -b $(CONFIG_TARGET_EXT4_BLOCKSIZE) \
 258                 -i $(CONFIG_TARGET_EXT4_MAXINODE) \
 259                 -m $(CONFIG_TARGET_EXT4_RESERVED_PCT) \
 260                 $(if $(CONFIG_TARGET_EXT4_JOURNAL),,-J) \
 261                 $(if $(SOURCE_DATE_EPOCH),-T $(SOURCE_DATE_EPOCH)) \
 262                 $(KDIR)/root.ext4 $(TARGET_DIR)/
 263 endef
 264
 265 define Image/mkfs/prepare/default
 266         # Use symbolic permissions to avoid clobbering SUID/SGID/sticky bits
 267         - $(FIND) $(TARGET_DIR) -type f -not -perm /0100 -not -name 'ssh_host*' -not -name 'shadow' -print0 | $(XARGS) -0 chmod u+rw,g+r,o+r
 268         - $(FIND) $(TARGET_DIR) -type f -perm /0100 -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
 269         - $(FIND) $(TARGET_DIR) -type d -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
 270         $(INSTALL_DIR) $(TARGET_DIR)/tmp $(TARGET_DIR)/overlay
 271         chmod 1777 $(TARGET_DIR)/tmp
 272 endef
 273
 274 define Image/mkfs/prepare
 275         $(call Image/mkfs/prepare/default)
 276 endef
 277
 278
 279 define Image/Checksum
 280         ( cd ${BIN_DIR} ; \
 281                 $(FIND) -maxdepth 1 -type f \! -name 'md5sums'  -printf "%P\n" | sort | xargs $1 > $2 \
 282         )
 283 endef
 284
 285 define BuildImage/mkfs
 286   install: mkfs-$(1)
 287   .PHONY: mkfs-$(1)
 288   mkfs-$(1): kernel_prepare
 289         $(Image/mkfs/$(1))
 290         $(call Build/mkfs/default,$(1))
 291         $(call Build/mkfs/$(1),$(1))
 292   $(KDIR)/root.$(1): mkfs-$(1)
 293
 294 endef
 295
 296 # Build commands that can be called from Device/* templates
 297 define Build/uImage
 298         mkimage -A $(LINUX_KARCH) \
 299                 -O linux -T kernel \
 300                 -C $(1) -a $(KERNEL_LOADADDR) -e $(if $(KERNEL_ENTRY),$(KERNEL_ENTRY),$(KERNEL_LOADADDR)) \
 301                 -n '$(call toupper,$(LINUX_KARCH)) LEDE Linux-$(LINUX_VERSION)' -d $@ $@.new
 302         @mv $@.new $@
 303 endef
 304
 305 define Build/netgear-chk
 306         $(STAGING_DIR_HOST)/bin/mkchkimg \
 307                 -o $@.new \
 308                 -k $@ \
 309                 -b $(NETGEAR_BOARD_ID) \
 310                 -r $(NETGEAR_REGION)
 311         mv $@.new $@
 312 endef
 313
 314 define Build/netgear-dni
 315         $(STAGING_DIR_HOST)/bin/mkdniimg \
 316                 -B $(NETGEAR_BOARD_ID) -v LEDE.$(REVISION) \
 317                 $(if $(NETGEAR_HW_ID),-H $(NETGEAR_HW_ID)) \
 318                 -r "$(1)" \
 319                 -i $@ -o $@.new
 320         mv $@.new $@
 321 endef
 322
 323 define Build/tplink-safeloader
 324        -$(STAGING_DIR_HOST)/bin/tplink-safeloader \
 325                 -B $(TPLINK_BOARD_NAME) \
 326                 -V $(REVISION) \
 327                 -k $(word 1,$^) \
 328                 -r $@ \
 329                 -o $@.new \
 330                 -j \
 331                 $(wordlist 2,$(words $(1)),$(1)) \
 332                 $(if $(findstring sysupgrade,$(word 1,$(1))),-S) && mv $@.new $@ || rm -f $@
 333 endef
 334
 335 define Build/fit
 336         $(TOPDIR)/scripts/mkits.sh \
 337                 -D $(DEVICE_NAME) -o $@.its -k $@ \
 338                 $(if $(word 2,$(1)),-d $(word 2,$(1))) -C $(word 1,$(1)) \
 339                 -a $(KERNEL_LOADADDR) -e $(if $(KERNEL_ENTRY),$(KERNEL_ENTRY),$(KERNEL_LOADADDR)) \
 340                 -A $(ARCH) -v $(LINUX_VERSION)
 341         PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $@.its $@.new
 342         @mv $@.new $@
 343 endef
 344
 345 define Build/lzma
 346         $(call Build/lzma-no-dict,-lc1 -lp2 -pb2 $(1))
 347 endef
 348
 349 define Build/lzma-no-dict
 350         $(STAGING_DIR_HOST)/bin/lzma e $@ $(1) $@.new
 351         @mv $@.new $@
 352 endef
 353
 354 define Build/gzip
 355         gzip -9n -c $@ $(1) > $@.new
 356         @mv $@.new $@
 357 endef
 358
 359 define Build/jffs2
 360         rm -rf $(KDIR_TMP)/$(DEVICE_NAME)/jffs2 && \
 361                 mkdir -p $(KDIR_TMP)/$(DEVICE_NAME)/jffs2/$$(dirname $(1)) && \
 362                 cp $@ $(KDIR_TMP)/$(DEVICE_NAME)/jffs2/$(1) && \
 363                 $(STAGING_DIR_HOST)/bin/mkfs.jffs2 --pad \
 364                         $(if $(CONFIG_BIG_ENDIAN),--big-endian,--little-endian) \
 365                         --squash-uids -v -e $(patsubst %k,%KiB,$(BLOCKSIZE)) \
 366                         -o $@.new \
 367                         -d $(KDIR_TMP)/$(DEVICE_NAME)/jffs2 \
 368                         2>&1 1>/dev/null | awk '/^.+$$$$/' && \
 369                 $(STAGING_DIR_HOST)/bin/padjffs2 $@.new -J $(patsubst %k,,$(BLOCKSIZE))
 370         -rm -rf $(KDIR_TMP)/$(DEVICE_NAME)/jffs2/
 371         @mv $@.new $@
 372 endef
 373
 374 define Build/kernel-bin
 375         rm -f $@
 376         cp $< $@
 377 endef
 378
 379 define Build/patch-cmdline
 380         $(STAGING_DIR_HOST)/bin/patch-cmdline $@ '$(CMDLINE)'
 381 endef
 382
 383 define Build/append-kernel
 384         dd if=$(word 1,$^) $(if $(1),bs=$(1) conv=sync) >> $@
 385 endef
 386
 387 define Build/append-rootfs
 388         dd if=$(word 2,$^) $(if $(1),bs=$(1) conv=sync) >> $@
 389 endef
 390
 391 define Build/append-ubi
 392         sh $(TOPDIR)/scripts/ubinize-image.sh \
 393                 $(if $(UBOOTENV_IN_UBI),--uboot-env) \
 394                 $(if $(KERNEL_IN_UBI),--kernel $(word 1,$^)) \
 395                 $(word 2,$^) \
 396                 $@.tmp \
 397                 -p $(BLOCKSIZE) -m $(PAGESIZE) -E 5 \
 398                 $(if $(SUBPAGESIZE),-s $(SUBPAGESIZE))
 399         cat $@.tmp >> $@
 400         rm $@.tmp
 401 endef
 402
 403 define Build/pad-to
 404         dd if=$@ of=$@.new bs=$(1) conv=sync
 405         mv $@.new $@
 406 endef
 407
 408 define Build/pad-rootfs
 409         $(call prepare_generic_squashfs,$@ $(1))
 410 endef
 411
 412 define Build/pad-offset
 413         let \
 414                 size="$$(stat -c%s $@)" \
 415                 pad="$(word 1, $(1))" \
 416                 offset="$(word 2, $(1))" \
 417                 pad="(pad - ((size + offset) % pad)) % pad" \
 418                 newsize='size + pad'; \
 419                 dd if=$@ of=$@.new bs=$$newsize count=1 conv=sync
 420         mv $@.new $@
 421 endef
 422
 423 define Build/check-size
 424         @[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -ge "$$(stat -c%s $@)" ] || { \
 425                 echo "WARNING: Image file $@ is too big" >&2; \
 426                 rm -f $@; \
 427         }
 428 endef
 429
 430 define Build/combined-image
 431         -sh $(TOPDIR)/scripts/combined-image.sh \
 432                 "$(word 1,$^)" \
 433                 "$@" \
 434                 "$@.new"
 435         @mv $@.new $@
 436 endef
 437
 438 define Build/sysupgrade-nand
 439         sh $(TOPDIR)/scripts/sysupgrade-nand.sh \
 440                 --board $(if $(BOARD_NAME),$(BOARD_NAME),$(DEVICE_NAME)) \
 441                 --kernel $(word 1,$^) \
 442                 --rootfs $(word 2,$^) \
 443                 $@
 444 endef
 445
 446 define Device/Init
 447   PROFILES := $(PROFILE)
 448   DEVICE_NAME := $(1)
 449   DEVICE_TITLE :=
 450   DEVICE_PACKAGES :=
 451   DEVICE_DESCRIPTION = Build firmware images for $$(DEVICE_TITLE)
 452   KERNEL:=
 453   KERNEL_INITRAMFS = $$(KERNEL)
 454   KERNEL_SIZE:=
 455   CMDLINE:=
 456
 457   IMAGE_PREFIX := $(IMG_PREFIX)-$(1)
 458   IMAGE_NAME = $$(IMAGE_PREFIX)-$$(1)-$$(2)
 459   KERNEL_PREFIX = $(1)
 460   KERNEL_SUFFIX := -kernel.bin
 461   KERNEL_IMAGE = $$(KERNEL_PREFIX)$$(KERNEL_SUFFIX)
 462   KERNEL_INITRAMFS_PREFIX = $$(IMAGE_PREFIX)-initramfs
 463   KERNEL_INITRAMFS_IMAGE = $$(KERNEL_INITRAMFS_PREFIX)$$(KERNEL_SUFFIX)
 464   KERNEL_INITRAMFS_NAME = $$(KERNEL_NAME)-initramfs
 465   KERNEL_INSTALL :=
 466   KERNEL_NAME := vmlinux
 467   KERNEL_DEPENDS :=
 468   KERNEL_SIZE :=
 469
 470   FILESYSTEMS := $(TARGET_FILESYSTEMS)
 471 endef
 472
 473 define Device/ExportVar
 474   $(1) : $(2):=$$($(2))
 475
 476 endef
 477 define Device/Export
 478   $(foreach var,$(DEVICE_VARS) DEVICE_NAME KERNEL KERNEL_INITRAMFS KERNEL_INITRAMFS_IMAGE,$(call Device/ExportVar,$(1),$(var)))
 479   $(1) : FILESYSTEM:=$(2)
 480 endef
 481
 482 ifdef IB
 483   DEVICE_CHECK_PROFILE = $(filter $(1),$(PROFILE))
 484 else
 485   DEVICE_CHECK_PROFILE = $(CONFIG_TARGET_$(if $(CONFIG_TARGET_MULTI_PROFILE),DEVICE_)$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_$(1))
 486 endif
 487
 488 define Device/Check
 489   _PROFILE_SET = $$(strip $$(foreach profile,$$(PROFILES) DEVICE_$(1),$$(call DEVICE_CHECK_PROFILE,$$(profile))))
 490   _TARGET := $$(if $$(_PROFILE_SET),install,install-disabled)
 491   ifndef IB
 492     _COMPILE_TARGET := $$(if $(CONFIG_IB)$$(_PROFILE_SET),compile,compile-disabled)
 493   endif
 494 endef
 495
 496 ifndef IB
 497 define Device/Build/initramfs
 498   $(call Device/Export,$(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE),$(1))
 499   $$(_TARGET): $(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE)
 500
 501   $(KDIR)/$$(KERNEL_INITRAMFS_NAME):: image_prepare
 502   $(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE)
 503         cp $$^ $$@
 504
 505   $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/$$(KERNEL_INITRAMFS_NAME) $(CURDIR)/Makefile $$(KERNEL_DEPENDS)
 506         @rm -f $$@
 507         $$(call concat_cmd,$$(KERNEL_INITRAMFS))
 508 endef
 509 endif
 510
 511 define Device/Build/check_size
 512         @[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -ge "$$(stat -c%s $@)" ] || { \
 513                 echo "WARNING: Image file $@ is too big" >&2; \
 514                 rm -f $@; \
 515         }
 516 endef
 517
 518 define Device/Build/compile
 519   $$(_COMPILE_TARGET): $(KDIR)/$(1)
 520   $(eval $(call Device/Export,$(KDIR)/$(1)))
 521   $(KDIR)/$(1):
 522         $$(call concat_cmd,$(COMPILE/$(1)))
 523
 524 endef
 525
 526 define Device/Build/kernel
 527   _KERNEL_IMAGES += $(KDIR)/$$(KERNEL_NAME)
 528   $(KDIR)/$$(KERNEL_NAME):: image_prepare
 529   $$(_TARGET): $$(if $$(KERNEL_INSTALL),$(BIN_DIR)/$$(KERNEL_IMAGE))
 530   $(call Device/Export,$(KDIR)/$$(KERNEL_IMAGE),$(1))
 531   $(BIN_DIR)/$$(KERNEL_IMAGE): $(KDIR)/$$(KERNEL_IMAGE)
 532         cp $$^ $$@
 533   ifndef IB
 534     ifdef CONFIG_IB
 535       install: $(KDIR)/$$(KERNEL_IMAGE)
 536     endif
 537     $(KDIR)/$$(KERNEL_IMAGE): $(KDIR)/$$(KERNEL_NAME) $(CURDIR)/Makefile $$(KERNEL_DEPENDS)
 538         @rm -f $$@
 539         $$(call concat_cmd,$$(KERNEL))
 540         $$(if $$(KERNEL_SIZE),$$(call Device/Build/check_size,$$(KERNEL_SIZE)))
 541   endif
 542 endef
 543
 544 define Device/Build/image
 545   $$(_TARGET): $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))
 546   $(eval $(call Device/Export,$(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)),$(1)))
 547   $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)): $(KDIR)/$$(KERNEL_IMAGE) $(KDIR)/root.$(1)
 548         @rm -f $$@
 549         [ -f $$(word 1,$$^) -a -f $$(word 2,$$^) ]
 550         $$(call concat_cmd,$(if $(IMAGE/$(2)/$(1)),$(IMAGE/$(2)/$(1)),$(IMAGE/$(2))))
 551
 552   .IGNORE: $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))
 553   $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2)): $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2))
 554         cp $$^ $$@
 555
 556 endef
 557
 558 define Device/Build
 559   $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Device/Build/initramfs,$(1)))
 560   $(call Device/Build/kernel,$(1))
 561
 562   $$(eval $$(foreach compile,$$(COMPILE), \
 563     $$(call Device/Build/compile,$$(compile),$(1))))
 564
 565   $$(eval $$(foreach image,$$(IMAGES), \
 566     $$(foreach fs,$$(filter $(TARGET_FILESYSTEMS),$$(FILESYSTEMS)), \
 567       $$(call Device/Build/image,$$(fs),$$(image),$(1)))))
 568 endef
 569
 570 define Device/DumpInfo
 571 Target-Profile: DEVICE_$(1)
 572 Target-Profile-Name: $(DEVICE_TITLE)
 573 Target-Profile-Packages: $(DEVICE_PACKAGES)
 574 Target-Profile-Description:
 575 $(DEVICE_DESCRIPTION)
 576 @@
 577
 578 endef
 579
 580 define Device/Dump
 581 $$(eval $$(if $$(DEVICE_TITLE),$$(info $$(call Device/DumpInfo,$(1)))))
 582 endef
 583
 584 define Device
 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 ($(DUMP),)
 596     all: dumpinfo
 597     dumpinfo: FORCE
 598         @true
 599   endif
 600
 601   download:
 602   prepare:
 603   compile:
 604   clean:
 605   image_prepare:
 606
 607   ifeq ($(IB),)
 608     .PHONY: download prepare compile clean image_prepare mkfs_prepare kernel_prepare install
 609     compile:
 610                 $(call Build/Compile)
 611
 612     clean:
 613                 $(call Build/Clean)
 614
 615     image_prepare: compile
 616                 mkdir -p $(BIN_DIR) $(KDIR)/tmp
 617                 $(call Image/Prepare)
 618   else
 619     image_prepare:
 620                 mkdir -p $(BIN_DIR) $(KDIR)/tmp
 621   endif
 622
 623   mkfs_prepare: image_prepare
 624         $(call Image/mkfs/prepare)
 625
 626   kernel_prepare: mkfs_prepare
 627         $(call Image/BuildKernel)
 628         $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(if $(IB),,$(call Image/BuildKernel/Initramfs)))
 629         $(call Image/InstallKernel)
 630
 631   $(foreach device,$(TARGET_DEVICES),$(call Device,$(device)))
 632   $(foreach fs,$(TARGET_FILESYSTEMS) $(fs-subtypes-y),$(call BuildImage/mkfs,$(fs)))
 633
 634   install: kernel_prepare
 635         $(foreach fs,$(TARGET_FILESYSTEMS),
 636                 $(call Image/Build,$(fs))
 637         )
 638         $(call Image/mkfs/ubifs)
 639         $(call Image/Checksum,md5sum --binary,md5sums)
 640         $(call Image/Checksum,openssl dgst -sha256,sha256sums)
 641
 642 endef