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#
# 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
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 $(TARGET_DIR); find . | cpio -o -H newc | gzip -9 >$(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-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 "$$(stat -c%s $@)" ] || { \
echo "WARNING: Image file $@ is too big"; \
rm -f $@; \
}
endef
define Device/Init
PROFILES := $(PROFILE)
KERNEL:=
KERNEL_INITRAMFS = $$(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)/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/$$(KERNEL_INITRAMFS_IMAGE)
cp $$^ $$@
$(KDIR)/$$(KERNEL_INITRAMFS_IMAGE): $(KDIR)/$$(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 "$$(stat -c%s $@)" ] || { \
echo "WARNING: Image file $@ is too big"; \
rm -f $@; \
}
endef
define Device/Build/compile
$$(_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)/$$(KERNEL_IMAGE)
cp $$^ $$@
$(KDIR)/$$(KERNEL_IMAGE): $(KDIR)/$$(KERNEL_NAME)
@rm -f $$@
$$(call concat_cmd,$$(KERNEL))
$$(if $$(KERNEL_SIZE),$$(call Device/Build/check_size,$$(KERNEL_SIZE)))
endef
define Device/Build/image
$$(_TARGET): $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))
$(eval $(call Device/Export,$(KDIR)/$(KERNEL_IMAGE),$(1)))
$(eval $(call Device/Export,$(KDIR)/$(KERNEL_INITRAMFS_IMAGE),$(1)))
$(eval $(call Device/Export,$(KDIR)/$(call IMAGE_NAME,$(1),$(2)),$(1)))
$(KDIR)/$(call IMAGE_NAME,$(1),$(2)): $(KDIR)/$$(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)): $(KDIR)/$(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
$(call Image/Prepare)
endif
mkfs_prepare: image_prepare
$(call Image/mkfs/prepare)
kernel_prepare: mkfs_prepare
$(call Image/BuildKernel)
$(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(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
|
