# # Copyright (C) 2006-2010 OpenWrt.org # # This is free software, licensed under the GNU General Public License v2. # See /LICENSE for more information. # override TARGET_BUILD= include $(INCLUDE_DIR)/prereq.mk include $(INCLUDE_DIR)/kernel.mk include $(INCLUDE_DIR)/host.mk include $(INCLUDE_DIR)/version.mk override MAKE:=$(_SINGLE)$(SUBMAKE) override NO_TRACE_MAKE:=$(_SINGLE)$(NO_TRACE_MAKE) KDIR=$(KERNEL_BUILD_DIR) DTS_DIR:=$(LINUX_DIR)/arch/$(ARCH)/boot/dts/ IMG_PREFIX:=openwrt-$(if $(CONFIG_VERSION_FILENAMES),$(VERSION_NUMBER)-)$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET)) MKFS_DEVTABLE_OPT := -D $(INCLUDE_DIR)/device_table.txt ifneq ($(CONFIG_BIG_ENDIAN),) JFFS2OPTS := --big-endian --squash-uids -v else JFFS2OPTS := --little-endian --squash-uids -v endif ifeq ($(CONFIG_JFFS2_RTIME),y) JFFS2OPTS += -X rtime endif ifeq ($(CONFIG_JFFS2_ZLIB),y) JFFS2OPTS += -X zlib endif ifeq ($(CONFIG_JFFS2_LZMA),y) JFFS2OPTS += -X lzma --compression-mode=size endif ifneq ($(CONFIG_JFFS2_RTIME),y) JFFS2OPTS += -x rtime endif ifneq ($(CONFIG_JFFS2_ZLIB),y) JFFS2OPTS += -x zlib endif ifneq ($(CONFIG_JFFS2_LZMA),y) JFFS2OPTS += -x lzma endif JFFS2OPTS += $(MKFS_DEVTABLE_OPT) SQUASHFS_BLOCKSIZE := $(CONFIG_TARGET_SQUASHFS_BLOCK_SIZE)k SQUASHFSOPT := -b $(SQUASHFS_BLOCKSIZE) SQUASHFSOPT += -p '/dev d 755 0 0' -p '/dev/console c 600 0 0 5 1' SQUASHFSCOMP := gzip LZMA_XZ_OPTIONS := -Xpreset 9 -Xe -Xlc 0 -Xlp 2 -Xpb 2 ifeq ($(CONFIG_SQUASHFS_LZMA),y) SQUASHFSCOMP := lzma $(LZMA_XZ_OPTIONS) endif ifeq ($(CONFIG_SQUASHFS_XZ),y) ifneq ($(filter arm x86 powerpc sparc,$(LINUX_KARCH)),) BCJ_FILTER:=-Xbcj $(LINUX_KARCH) endif SQUASHFSCOMP := xz $(LZMA_XZ_OPTIONS) $(BCJ_FILTER) endif JFFS2_BLOCKSIZE ?= 64k 128k fs-types-$(CONFIG_TARGET_ROOTFS_SQUASHFS) += squashfs fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addprefix jffs2-,$(JFFS2_BLOCKSIZE)) fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2_NAND) += $(addprefix jffs2-nand-,$(NAND_BLOCKSIZE)) fs-types-$(CONFIG_TARGET_ROOTFS_EXT4FS) += ext4 fs-types-$(CONFIG_TARGET_ROOTFS_ISO) += iso fs-subtypes-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addsuffix -raw,$(addprefix jffs2-,$(JFFS2_BLOCKSIZE))) fs-subtypes-$(CONFIG_TARGET_ROOTFS_CPIOGZ) += cpiogz fs-subtypes-$(CONFIG_TARGET_ROOTFS_TARGZ) += targz TARGET_FILESYSTEMS := $(fs-types-y) FS_64K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-64k FS_128K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-128k FS_256K := $(filter-out jffs2-%,$(TARGET_FILESYSTEMS)) jffs2-256k define add_jffs2_mark echo -ne '\xde\xad\xc0\xde' >> $(1) endef define toupper $(shell echo $(1) | tr '[:lower:]' '[:upper:]') endef define split_args $(foreach data, \ $(subst |,$(space),\ $(subst $(space),^,$(1))), \ $(call $(2),$(strip $(subst ^,$(space),$(data))))) endef define build_cmd $(if $(Build/$(word 1,$(1))),,$(error Missing Build/$(word 1,$(1)))) $(call Build/$(word 1,$(1)),$(wordlist 2,$(words $(1)),$(1))) endef define concat_cmd $(call split_args,$(1),build_cmd) endef # pad to 4k, 8k, 16k, 64k, 128k, 256k and add jffs2 end-of-filesystem mark define prepare_generic_squashfs $(STAGING_DIR_HOST)/bin/padjffs2 $(1) 4 8 16 64 128 256 endef define Image/BuildKernel/Initramfs $(call Image/Build/Initramfs) endef define Image/BuildKernel/MkuImage mkimage -A $(ARCH) -O linux -T kernel -C $(1) -a $(2) -e $(3) \ -n '$(call toupper,$(ARCH)) OpenWrt Linux-$(LINUX_VERSION)' -d $(4) $(5) endef define Image/BuildKernel/MkFIT $(TOPDIR)/scripts/mkits.sh \ -D $(1) -o $(KDIR)/fit-$(1).its -k $(2) $(if $(3),-d $(3)) -C $(4) -a $(5) -e $(6) \ -A $(ARCH) -v $(LINUX_VERSION) PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $(KDIR)/fit-$(1).its $(KDIR)/fit-$(1)$(7).itb endef # $(1) source dts file # $(2) target dtb file # $(3) extra CPP flags # $(4) extra DTC flags define Image/BuildDTB $(CPP) -nostdinc -x assembler-with-cpp \ -I$(LINUX_DIR)/arch/$(ARCH)/boot/dts \ -I$(LINUX_DIR)/arch/$(ARCH)/boot/dts/include \ -undef -D__DTS__ $(3) \ -o $(2).tmp $(1) $(LINUX_DIR)/scripts/dtc/dtc -O dtb \ -i$(dir $(1)) $(4) \ -o $(2) $(2).tmp $(RM) $(2).tmp endef define Image/mkfs/jffs2/sub $(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 '/^.+$$$$/' $(call add_jffs2_mark,$(KDIR)/root.jffs2-$(2)) endef define Image/mkfs/jffs2/sub-raw $(STAGING_DIR_HOST)/bin/mkfs.jffs2 $(3) -e $(patsubst %k,%KiB,$(1)) -o $(KDIR)/root.jffs2-$(2)-raw -d $(TARGET_DIR) -v 2>&1 1>/dev/null | awk '/^.+$$$$/' endef define Image/mkfs/jffs2/template Image/mkfs/jffs2-$(1) = $$(call Image/mkfs/jffs2/sub,$(1),$(1),$(JFFS2OPTS)) Image/mkfs/jffs2-$(1)-raw = $$(call Image/mkfs/jffs2/sub-raw,$(1),$(1),$(JFFS2OPTS)) endef define Image/mkfs/jffs2-nand/template Image/mkfs/jffs2-nand-$(1) = \ $$(call Image/mkfs/jffs2/sub, \ $(word 2,$(subst -, ,$(1))),nand-$(1), \ $(JFFS2OPTS) --no-cleanmarkers --pagesize=$(word 1,$(subst -, ,$(1)))) endef $(eval $(foreach S,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/template,$(S)))) $(eval $(foreach S,$(NAND_BLOCKSIZE),$(call Image/mkfs/jffs2-nand/template,$(S)))) define Image/mkfs/squashfs $(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) endef # $(1): board name # $(2): rootfs type # $(3): kernel image ifneq ($(CONFIG_NAND_SUPPORT),) define Image/Build/SysupgradeNAND mkdir -p "$(KDIR_TMP)/sysupgrade-$(1)/" echo "BOARD=$(1)" > "$(KDIR_TMP)/sysupgrade-$(1)/CONTROL" [ -z "$(2)" ] || $(CP) "$(KDIR)/root.$(2)" "$(KDIR_TMP)/sysupgrade-$(1)/root" [ -z "$(3)" ] || $(CP) "$(3)" "$(KDIR_TMP)/sysupgrade-$(1)/kernel" (cd "$(KDIR_TMP)"; $(TAR) cvf \ "$(BIN_DIR)/$(IMG_PREFIX)-$(1)-$(2)-sysupgrade.tar" sysupgrade-$(1)) endef # $(1) board name # $(2) ubinize-image options (e.g. --uboot-env and/or --kernel kernelimage) # $(3) rootfstype (e.g. squashfs or ubifs) # $(4) options to pass-through to ubinize (i.e. $($(PROFILE)_UBI_OPTS))) define Image/Build/UbinizeImage sh $(TOPDIR)/scripts/ubinize-image.sh $(2) \ "$(KDIR)/root.$(3)" \ "$(KDIR)/$(IMG_PREFIX)-$(1)-$(3)-ubinized.bin" \ $(4) endef endif ifneq ($(CONFIG_TARGET_ROOTFS_UBIFS),) define Image/mkfs/ubifs/generate $(CP) ./ubinize$(1).cfg $(KDIR) ( cd $(KDIR); \ $(STAGING_DIR_HOST)/bin/ubinize \ $(if $($(PROFILE)_UBI_OPTS), \ $(shell echo $($(PROFILE)_UBI_OPTS)), \ $(shell echo $(UBI_OPTS)) \ ) \ -o $(KDIR)/root$(1).ubi \ ubinize$(1).cfg \ ) endef define Image/mkfs/ubifs ifneq ($($(PROFILE)_UBIFS_OPTS)$(UBIFS_OPTS),) $(STAGING_DIR_HOST)/bin/mkfs.ubifs \ $(if $($(PROFILE)_UBIFS_OPTS), \ $(shell echo $($(PROFILE)_UBIFS_OPTS)), \ $(shell echo $(UBIFS_OPTS)) \ ) \ $(if $(CONFIG_TARGET_UBIFS_FREE_SPACE_FIXUP),--space-fixup) \ $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_NONE),--force-compr=none) \ $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_LZO),--force-compr=lzo) \ $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_ZLIB),--force-compr=zlib) \ $(if $(shell echo $(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)),--jrn-size=$(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)) \ --squash-uids \ -o $(KDIR)/root.ubifs \ -d $(TARGET_DIR) endif $(call Image/Build,ubifs) ifneq ($($(PROFILE)_UBI_OPTS)$(UBI_OPTS),) $(if $(wildcard ./ubinize.cfg),$(call Image/mkfs/ubifs/generate,)) $(if $(wildcard ./ubinize-overlay.cfg),$(call Image/mkfs/ubifs/generate,-overlay)) endif $(if $(wildcard ./ubinize.cfg),$(call Image/Build,ubi)) endef endif define Image/mkfs/cpiogz ( cd $(TARGET_DIR); find . | cpio -o -H newc | gzip -9n >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz ) endef define Image/mkfs/targz $(TAR) -czpf $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE),-$(PROFILE))-rootfs.tar.gz --numeric-owner --owner=0 --group=0 -C $(TARGET_DIR)/ . endef E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024*1024))) define Image/mkfs/ext4 $(STAGING_DIR_HOST)/bin/make_ext4fs \ -l $(E2SIZE) -b $(CONFIG_TARGET_EXT4_BLOCKSIZE) \ -i $(CONFIG_TARGET_EXT4_MAXINODE) \ -m $(CONFIG_TARGET_EXT4_RESERVED_PCT) \ $(if $(CONFIG_TARGET_EXT4_JOURNAL),,-J) \ $(KDIR)/root.ext4 $(TARGET_DIR)/ endef define Image/mkfs/prepare/default # Use symbolic permissions to avoid clobbering SUID/SGID/sticky bits - $(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 - $(FIND) $(TARGET_DIR) -type f -perm /0100 -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx - $(FIND) $(TARGET_DIR) -type d -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx $(INSTALL_DIR) $(TARGET_DIR)/tmp $(TARGET_DIR)/overlay chmod 1777 $(TARGET_DIR)/tmp endef define Image/mkfs/prepare $(call Image/mkfs/prepare/default) endef define Image/Checksum ( cd ${BIN_DIR} ; \ $(FIND) -maxdepth 1 -type f \! -name 'md5sums' -printf "%P\n" | sort | xargs $1 > $2 \ ) endef define BuildImage/mkfs install: mkfs-$(1) .PHONY: mkfs-$(1) mkfs-$(1): mkfs_prepare $(Image/mkfs/$(1)) $(call Build/mkfs/default,$(1)) $(call Build/mkfs/$(1),$(1)) $(KDIR)/root.$(1): mkfs-$(1) endef # Build commands that can be called from Device/* templates define Build/uImage mkimage -A $(LINUX_KARCH) \ -O linux -T kernel \ -C $(1) -a $(KERNEL_LOADADDR) -e $(if $(KERNEL_ENTRY),$(KERNEL_ENTRY),$(KERNEL_LOADADDR)) \ -n '$(call toupper,$(LINUX_KARCH)) OpenWrt Linux-$(LINUX_VERSION)' -d $@ $@.new @mv $@.new $@ endef define Build/lzma $(STAGING_DIR_HOST)/bin/lzma e $@ -lc1 -lp2 -pb2 $(1) $@.new @mv $@.new $@ endef define Build/kernel-bin rm -f $@ cp $^ $@ endef define Build/patch-cmdline $(STAGING_DIR_HOST)/bin/patch-cmdline $@ '$(CMDLINE)' endef define Build/append-kernel dd if=$(word 1,$^) $(if $(1),bs=$(1) conv=sync) >> $@ endef define Build/append-rootfs dd if=$(word 2,$^) $(if $(1),bs=$(1) conv=sync) >> $@ endef define Build/pad-to dd if=$@ of=$@.new bs=$(1) conv=sync mv $@.new $@ endef define Build/pad-rootfs $(call prepare_generic_squashfs,$@ $(1)) endef define Build/pad-offset let \ size="$$(stat -c%s $@)" \ pad="$(word 1, $(1))" \ offset="$(word 2, $(1))" \ pad="(pad - ((size + offset) % pad)) % pad" \ newsize='size + pad'; \ dd if=$@ of=$@.new bs=$$newsize count=1 conv=sync mv $@.new $@ endef define Build/check-size @[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -gt "$$(stat -c%s $@)" ] || { \ echo "WARNING: Image file $@ is too big" >&2; \ rm -f $@; \ } endef define Build/combined-image -sh $(TOPDIR)/scripts/combined-image.sh \ "$(word 1,$^)" \ "$@" \ "$@.new" @mv $@.new $@ endef define Device/Init PROFILES := $(PROFILE) KERNEL:= KERNEL_INITRAMFS = $$(KERNEL) KERNEL_SIZE:= CMDLINE:= IMAGE_PREFIX := $(IMG_PREFIX)-$(1) IMAGE_NAME = $$(IMAGE_PREFIX)-$$(1)-$$(2) KERNEL_PREFIX = $(1) KERNEL_SUFFIX := -kernel.bin KERNEL_IMAGE = $$(KERNEL_PREFIX)$$(KERNEL_SUFFIX) KERNEL_INITRAMFS_PREFIX = $$(IMAGE_PREFIX)-initramfs KERNEL_INITRAMFS_IMAGE = $$(KERNEL_INITRAMFS_PREFIX)$$(KERNEL_SUFFIX) KERNEL_INSTALL := KERNEL_NAME := vmlinux KERNEL_SIZE := FILESYSTEMS := $(TARGET_FILESYSTEMS) endef define Device/ExportVar $(1) : $(2):=$$($(2)) endef define Device/Export $(foreach var,$(DEVICE_VARS) KERNEL KERNEL_INITRAMFS,$(call Device/ExportVar,$(1),$(var))) $(1) : FILESYSTEM:=$(2) endef define Device/Check _TARGET = $$(if $$(filter $(PROFILE),$$(PROFILES)),install,install-disabled) _COMPILE_TARGET = $$(if $(if $(IB),,$(CONFIG_IB)$$(filter $(PROFILE),$$(PROFILES))),compile,compile-disabled) endef ifndef IB define Device/Build/initramfs $$(_TARGET): $(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE) $(KDIR)/$$(KERNEL_NAME)-initramfs: image_prepare $(BIN_DIR)/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE) cp $$^ $$@ $(KDIR)/tmp/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/$$(KERNEL_NAME)-initramfs @rm -f $$@ $$(call concat_cmd,$$(KERNEL_INITRAMFS)) endef endif define Device/Build/check_size @[ $$(($(subst k,* 1024,$(subst m, * 1024k,$(1))))) -gt "$$(stat -c%s $@)" ] || { \ echo "WARNING: Image file $@ is too big" >&2; \ rm -f $@; \ } endef define Device/Build/compile $$(_COMPILE_TARGET): $(KDIR)/$(1) $(eval $(call Device/Export,$(KDIR)/$(1))) $(KDIR)/$(1): $$(call concat_cmd,$(COMPILE/$(1))) endef define Device/Build/kernel _KERNEL_IMAGES += $(KDIR)/$$(KERNEL_NAME) $(KDIR)/$$(KERNEL_NAME): image_prepare $$(_TARGET): $$(if $$(KERNEL_INSTALL),$(BIN_DIR)/$$(KERNEL_IMAGE)) $(BIN_DIR)/$$(KERNEL_IMAGE): $(KDIR)/$$(KERNEL_IMAGE) cp $$^ $$@ ifndef IB ifdef CONFIG_IB install: $(KDIR)/$$(KERNEL_IMAGE) endif $(KDIR)/$$(KERNEL_IMAGE): $(KDIR)/$$(KERNEL_NAME) @rm -f $$@ $$(call concat_cmd,$$(KERNEL)) $$(if $$(KERNEL_SIZE),$$(call Device/Build/check_size,$$(KERNEL_SIZE))) endif endef define Device/Build/image $$(_TARGET): $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2)) $(eval $(call Device/Export,$(KDIR)/$(KERNEL_IMAGE),$(1))) $(eval $(call Device/Export,$(KDIR)/tmp/$(KERNEL_INITRAMFS_IMAGE),$(1))) $(eval $(call Device/Export,$(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)),$(1))) $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)): $(KDIR)/$$(KERNEL_IMAGE) $(KDIR)/root.$(1) @rm -f $$@ [ -f $$(word 1,$$^) -a -f $$(word 2,$$^) ] $$(call concat_cmd,$(if $(IMAGE/$(2)/$(1)),$(IMAGE/$(2)/$(1)),$(IMAGE/$(2)))) .IGNORE: $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2)) $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2)): $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)) cp $$^ $$@ endef define Device/Build $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Device/Build/initramfs,$(1))) $(call Device/Build/kernel,$(1)) $$(eval $$(foreach compile,$$(COMPILE), \ $$(call Device/Build/compile,$$(compile),$(1)))) $$(eval $$(foreach image,$$(IMAGES), \ $$(foreach fs,$$(filter $(TARGET_FILESYSTEMS),$$(FILESYSTEMS)), \ $$(call Device/Build/image,$$(fs),$$(image),$(1))))) endef define Device $(call Device/Init,$(1)) $(call Device/Default,$(1)) $(call Device/Check,$(1)) $(call Device/$(1),$(1)) $(call Device/Build,$(1)) endef define BuildImage download: prepare: compile: clean: image_prepare: ifeq ($(IB),) .PHONY: download prepare compile clean image_prepare mkfs_prepare kernel_prepare install compile: $(call Build/Compile) clean: $(call Build/Clean) image_prepare: compile mkdir -p $(KDIR)/tmp $(call Image/Prepare) else image_prepare: mkdir -p $(KDIR)/tmp endif mkfs_prepare: image_prepare $(call Image/mkfs/prepare) kernel_prepare: mkfs_prepare $(call Image/BuildKernel) $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(if $(IB),,$(call Image/BuildKernel/Initramfs))) $(call Image/InstallKernel) $(foreach device,$(TARGET_DEVICES),$(call Device,$(device))) $(foreach fs,$(TARGET_FILESYSTEMS) $(fs-subtypes-y),$(call BuildImage/mkfs,$(fs))) $$(sort $$(_KERNEL_IMAGES)): @touch $$@ install: kernel_prepare $(foreach fs,$(TARGET_FILESYSTEMS), $(call Image/Build,$(fs)) ) $(call Image/mkfs/ubifs) $(call Image/Checksum,md5sum --binary,md5sums) $(call Image/Checksum,openssl dgst -sha256,sha256sums) endef