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298 lines
8.6 KiB
298 lines
8.6 KiB
#
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# Copyright (C) 2006-2010 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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override TARGET_BUILD=
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include $(INCLUDE_DIR)/prereq.mk
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include $(INCLUDE_DIR)/kernel.mk
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include $(INCLUDE_DIR)/host.mk
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.NOTPARALLEL:
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override MAKEFLAGS=
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override MAKE:=$(SUBMAKE)
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KDIR=$(KERNEL_BUILD_DIR)
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IMG_PREFIX:=openwrt-$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET))
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MKFS_DEVTABLE_OPT := -D $(INCLUDE_DIR)/device_table.txt
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ifneq ($(CONFIG_BIG_ENDIAN),)
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JFFS2OPTS := --big-endian --squash-uids -v
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else
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JFFS2OPTS := --little-endian --squash-uids -v
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endif
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ifeq ($(CONFIG_JFFS2_RTIME),y)
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JFFS2OPTS += -X rtime
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endif
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ifeq ($(CONFIG_JFFS2_ZLIB),y)
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JFFS2OPTS += -X zlib
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endif
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ifeq ($(CONFIG_JFFS2_LZMA),y)
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JFFS2OPTS += -X lzma --compression-mode=size
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endif
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ifneq ($(CONFIG_JFFS2_RTIME),y)
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JFFS2OPTS += -x rtime
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endif
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ifneq ($(CONFIG_JFFS2_ZLIB),y)
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JFFS2OPTS += -x zlib
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endif
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ifneq ($(CONFIG_JFFS2_LZMA),y)
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JFFS2OPTS += -x lzma
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endif
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JFFS2OPTS += $(MKFS_DEVTABLE_OPT)
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SQUASHFS_BLOCKSIZE := $(CONFIG_TARGET_SQUASHFS_BLOCK_SIZE)k
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SQUASHFSOPT := -b $(SQUASHFS_BLOCKSIZE)
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SQUASHFSOPT += -p '/dev d 755 0 0' -p '/dev/console c 600 0 0 5 1'
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SQUASHFSCOMP := gzip
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LZMA_XZ_OPTIONS := -Xpreset 9 -Xe -Xlc 0 -Xlp 2 -Xpb 2
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ifeq ($(CONFIG_SQUASHFS_LZMA),y)
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SQUASHFSCOMP := lzma $(LZMA_XZ_OPTIONS)
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endif
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ifeq ($(CONFIG_SQUASHFS_XZ),y)
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ifneq ($(filter arm x86 powerpc sparc,$(LINUX_KARCH)),)
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BCJ_FILTER:=-Xbcj $(LINUX_KARCH)
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endif
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SQUASHFSCOMP := xz $(LZMA_XZ_OPTIONS) $(BCJ_FILTER)
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endif
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JFFS2_BLOCKSIZE ?= 64k 128k
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define add_jffs2_mark
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echo -ne '\xde\xad\xc0\xde' >> $(1)
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endef
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define toupper
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$(shell echo $(1) | tr '[:lower:]' '[:upper:]')
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endef
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# pad to 4k, 8k, 16k, 64k, 128k, 256k and add jffs2 end-of-filesystem mark
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define prepare_generic_squashfs
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$(STAGING_DIR_HOST)/bin/padjffs2 $(1) 4 8 16 64 128 256
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endef
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ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),)
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define Image/BuildKernel/Initramfs
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cp $(KDIR)/vmlinux-initramfs.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux-initramfs.elf
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$(call Image/Build/Initramfs)
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endef
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else
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define Image/BuildKernel/Initramfs
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endef
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endif
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define Image/BuildKernel/MkuImage
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mkimage -A $(ARCH) -O linux -T kernel -C $(1) -a $(2) -e $(3) \
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-n '$(call toupper,$(ARCH)) OpenWrt Linux-$(LINUX_VERSION)' -d $(4) $(5)
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endef
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define Image/BuildKernel/MkFIT
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$(TOPDIR)/scripts/mkits.sh \
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-D $(1) -o $(KDIR)/fit-$(1).its -k $(2) -d $(3) -C $(4) -a $(5) -e $(6) \
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-A $(ARCH) -v $(LINUX_VERSION)
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PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $(KDIR)/fit-$(1).its $(KDIR)/fit-$(1)$(7).itb
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endef
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define Image/mkfs/jffs2/sub
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# FIXME: removing this line will cause strange behaviour in the foreach loop below
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$(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 '/^.+$$$$/'
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$(STAGING_DIR_HOST)/bin/mkfs.jffs2 $(3) -e $(patsubst %k,%KiB,$(1)) -o $(KDIR)/root.jffs2-$(2)-raw -d $(TARGET_DIR) -v 2>&1 1>/dev/null | awk '/^.+$$$$/'
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$(call add_jffs2_mark,$(KDIR)/root.jffs2-$(2))
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$(call Image/Build,jffs2-$(2))
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endef
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ifneq ($(CONFIG_TARGET_ROOTFS_JFFS2),)
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define Image/mkfs/jffs2
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$(foreach SZ,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/sub,$(SZ),$(SZ),$(JFFS2OPTS)))
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endef
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endif
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ifneq ($(CONFIG_TARGET_ROOTFS_JFFS2_NAND),)
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define Image/mkfs/jffs2_nand
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$(foreach SZ,$(NAND_BLOCKSIZE), $(call Image/mkfs/jffs2/sub, \
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$(word 2,$(subst :, ,$(SZ))),nand-$(subst :,-,$(SZ)), \
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$(JFFS2OPTS) --no-cleanmarkers --pagesize=$(word 1,$(subst :, ,$(SZ)))) \
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)
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endef
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endif
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ifneq ($(CONFIG_TARGET_ROOTFS_SQUASHFS),)
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define Image/mkfs/squashfs
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@mkdir -p $(TARGET_DIR)/overlay
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$(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)
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$(call Image/Build,squashfs)
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endef
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endif
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# $(1): Board name (small caps)
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# $(2): kernel image
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# $(3): rootfs image
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ifneq ($(CONFIG_NAND_SUPPORT),)
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define Image/Build/SysupgradeNAND
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mkdir -p $(KDIR_TMP)/sysupgrade-$(1)/
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echo "BOARD=$(1)" > $(KDIR_TMP)/sysupgrade-$(1)/CONTROL
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$(CP) $(2) $(KDIR_TMP)/sysupgrade-$(1)/kernel
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$(CP) $(3) $(KDIR_TMP)/sysupgrade-$(1)/root
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(cd $(KDIR_TMP); $(TAR) cvzf \
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$(call imgname,ubi,$(1))-sysupgrade.tgz sysupgrade-$(1))
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endef
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endif
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ifneq ($(CONFIG_TARGET_ROOTFS_UBIFS),)
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define Image/mkfs/ubifs/generate
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$(CP) ./ubinize$(1).cfg $(KDIR)
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( cd $(KDIR); \
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$(STAGING_DIR_HOST)/bin/ubinize \
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$(if $($(PROFILE)_UBI_OPTS), \
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$(shell echo $($(PROFILE)_UBI_OPTS)), \
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$(shell echo $(UBI_OPTS)) \
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) \
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-o $(KDIR)/root$(1).ubi \
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ubinize$(1).cfg \
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)
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endef
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define Image/mkfs/ubifs
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ifneq ($($(PROFILE)_UBIFS_OPTS)$(UBIFS_OPTS),)
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$(STAGING_DIR_HOST)/bin/mkfs.ubifs \
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$(if $($(PROFILE)_UBIFS_OPTS), \
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$(shell echo $($(PROFILE)_UBIFS_OPTS)), \
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$(shell echo $(UBIFS_OPTS)) \
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) \
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$(if $(CONFIG_TARGET_UBIFS_FREE_SPACE_FIXUP),--space-fixup) \
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$(if $(CONFIG_TARGET_UBIFS_COMPRESSION_NONE),--force-compr=none) \
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$(if $(CONFIG_TARGET_UBIFS_COMPRESSION_LZO),--force-compr=lzo) \
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$(if $(CONFIG_TARGET_UBIFS_COMPRESSION_ZLIB),--force-compr=zlib) \
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$(if $(shell echo $(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)),--jrn-size=$(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)) \
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--squash-uids \
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-o $(KDIR)/root.ubifs \
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-d $(TARGET_DIR)
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endif
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$(call Image/Build,ubifs)
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ifneq ($($(PROFILE)_UBI_OPTS)$(UBI_OPTS),)
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$(call Image/mkfs/ubifs/generate,)
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$(if $(wildcard ./ubinize-overlay.cfg),$(call Image/mkfs/ubifs/generate,-overlay))
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endif
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$(call Image/Build,ubi)
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endef
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endif
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ifneq ($(CONFIG_TARGET_ROOTFS_CPIOGZ),)
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define Image/mkfs/cpiogz
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( cd $(TARGET_DIR); find . | cpio -o -H newc | gzip -9 >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz )
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endef
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endif
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ifneq ($(CONFIG_TARGET_ROOTFS_TARGZ),)
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define Image/mkfs/targz
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# Preserve permissions (-p) when building as non-root user
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$(TAR) -czpf $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE),-$(PROFILE))-rootfs.tar.gz --numeric-owner --owner=0 --group=0 -C $(TARGET_DIR)/ .
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endef
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endif
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ifneq ($(CONFIG_TARGET_ROOTFS_EXT4FS),)
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E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024*1024/$(CONFIG_TARGET_EXT4_BLOCKSIZE))))
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define Image/mkfs/ext4
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# generate an ext2 fs
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$(STAGING_DIR_HOST)/bin/genext2fs -U -B $(CONFIG_TARGET_EXT4_BLOCKSIZE) -b $(E2SIZE) -N $(CONFIG_TARGET_EXT4_MAXINODE) -d $(TARGET_DIR)/ $(KDIR)/root.ext4 -m $(CONFIG_TARGET_EXT4_RESERVED_PCT) $(MKFS_DEVTABLE_OPT)
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# convert it to ext4
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$(STAGING_DIR_HOST)/bin/tune2fs $(if $(CONFIG_TARGET_EXT4_JOURNAL),-j) -O extents,uninit_bg,dir_index $(KDIR)/root.ext4
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# fix it up
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$(STAGING_DIR_HOST)/bin/e2fsck -fy $(KDIR)/root.ext4
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$(call Image/Build,ext4)
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endef
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endif
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ifneq ($(CONFIG_TARGET_ROOTFS_ISO),)
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define Image/mkfs/iso
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$(call Image/Build,iso)
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endef
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endif
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define Image/mkfs/prepare/default
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# Use symbolic permissions to avoid clobbering SUID/SGID/sticky bits
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- $(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
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- $(FIND) $(TARGET_DIR) -type f -perm +0100 -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
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- $(FIND) $(TARGET_DIR) -type d -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
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$(INSTALL_DIR) $(TARGET_DIR)/tmp
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chmod 1777 $(TARGET_DIR)/tmp
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endef
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define Image/mkfs/prepare
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$(call Image/mkfs/prepare/default)
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endef
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define Image/Checksum
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( cd ${BIN_DIR} ; \
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$(FIND) -maxdepth 1 -type f \! -name 'md5sums' -printf "%P\n" | sort | xargs \
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md5sum --binary > md5sums \
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)
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endef
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define BuildImage
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download:
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prepare:
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ifeq ($(IB),)
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compile: compile-targets FORCE
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$(call Build/Compile)
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else
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compile:
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endif
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ifeq ($(IB),)
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install: compile install-targets FORCE
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$(call Image/Prepare)
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$(call Image/mkfs/prepare)
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$(call Image/BuildKernel)
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$(call Image/BuildKernel/Initramfs)
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$(call Image/InstallKernel)
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$(call Image/mkfs/cpiogz)
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$(call Image/mkfs/targz)
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$(call Image/mkfs/ext4)
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$(call Image/mkfs/iso)
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$(call Image/mkfs/jffs2)
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$(call Image/mkfs/jffs2_nand)
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$(call Image/mkfs/squashfs)
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$(call Image/mkfs/ubifs)
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$(call Image/Checksum)
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else
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install: compile install-targets
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$(call Image/BuildKernel)
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$(call Image/BuildKernel/Initramfs)
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$(call Image/InstallKernel)
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$(call Image/mkfs/cpiogz)
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$(call Image/mkfs/targz)
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$(call Image/mkfs/ext4)
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$(call Image/mkfs/iso)
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$(call Image/mkfs/jffs2)
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$(call Image/mkfs/jffs2_nand)
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$(call Image/mkfs/squashfs)
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$(call Image/mkfs/ubifs)
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$(call Image/Checksum)
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endif
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ifeq ($(IB),)
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clean: clean-targets
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$(call Build/Clean)
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else
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clean:
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endif
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compile-targets:
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install-targets:
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clean-targets:
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endef
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