# # 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 $(INCLUDE_DIR)/host.mk .NOTPARALLEL: override MAKEFLAGS= override MAKE:=$(SUBMAKE) KDIR=$(KERNEL_BUILD_DIR) IMG_PREFIX:=openwrt-$(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 := 256k 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 define add_jffs2_mark echo -ne '\xde\xad\xc0\xde' >> $(1) endef define toupper $(shell echo $(1) | tr '[:lower:]' '[:upper:]') endef # pad to 4k, 8k, 64k, 128k 256k and add jffs2 end-of-filesystem mark define prepare_generic_squashfs $(STAGING_DIR_HOST)/bin/padjffs2 $(1) 4 8 64 128 256 endef ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),) define Image/BuildKernel/Initramfs cp $(KDIR)/vmlinux-initramfs.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux-initramfs.elf $(call Image/Build/Initramfs) endef else define Image/BuildKernel/Initramfs endef endif 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) -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 # FIXME: removing this line will cause strange behaviour in the foreach loop below $(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 '/^.+$$$$/' $(STAGING_DIR_HOST)/bin/mkfs.jffs2 $(3) -e $(patsubst %k,%KiB,$(1)) -o $(KDIR)/root.jffs2-$(2)-raw -d $(TARGET_DIR) -v 2>&1 1>/dev/null | awk '/^.+$$$$/' $(call add_jffs2_mark,$(KDIR)/root.jffs2-$(2)) $(call Image/Build,jffs2-$(2)) endef ifneq ($(CONFIG_TARGET_ROOTFS_JFFS2),) define Image/mkfs/jffs2 $(foreach SZ,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/sub,$(SZ),$(SZ),$(JFFS2OPTS))) endef endif ifneq ($(CONFIG_TARGET_ROOTFS_JFFS2_NAND),) define Image/mkfs/jffs2_nand $(foreach SZ,$(NAND_BLOCKSIZE), $(call Image/mkfs/jffs2/sub, \ $(word 2,$(subst :, ,$(SZ))),nand-$(subst :,-,$(SZ)), \ $(JFFS2OPTS) --no-cleanmarkers --pagesize=$(word 1,$(subst :, ,$(SZ)))) \ ) endef endif ifneq ($(CONFIG_TARGET_ROOTFS_SQUASHFS),) define Image/mkfs/squashfs @mkdir -p $(TARGET_DIR)/overlay $(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) $(call Image/Build,squashfs) endef endif ifneq ($(CONFIG_TARGET_ROOTFS_UBIFS),) 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),) $(CP) ./ubinize.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.ubi \ ubinize.cfg \ ) endif $(call Image/Build,ubi) endef endif ifneq ($(CONFIG_TARGET_ROOTFS_CPIOGZ),) define Image/mkfs/cpiogz ( cd $(TARGET_DIR); find . | cpio -o -H newc | gzip -9 >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz ) endef endif ifneq ($(CONFIG_TARGET_ROOTFS_TARGZ),) define Image/mkfs/targz # Preserve permissions (-p) when building as non-root user $(TAR) -czpf $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE),-$(PROFILE))-rootfs.tar.gz --numeric-owner --owner=0 --group=0 -C $(TARGET_DIR)/ . endef endif ifneq ($(CONFIG_TARGET_ROOTFS_EXT4FS),) E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024))) define Image/mkfs/ext4 # generate an ext2 fs $(STAGING_DIR_HOST)/bin/genext2fs -U -b $(E2SIZE) -N $(CONFIG_TARGET_ROOTFS_MAXINODE) -d $(TARGET_DIR)/ $(KDIR)/root.ext4 -m $(CONFIG_TARGET_ROOTFS_RESERVED_PCT) $(MKFS_DEVTABLE_OPT) # convert it to ext4 $(STAGING_DIR_HOST)/bin/tune2fs -O extents,uninit_bg,dir_index $(KDIR)/root.ext4 # fix it up $(STAGING_DIR_HOST)/bin/e2fsck -fy $(KDIR)/root.ext4 $(call Image/Build,ext4) endef endif ifneq ($(CONFIG_TARGET_ROOTFS_ISO),) define Image/mkfs/iso $(call Image/Build,iso) endef endif 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 chmod 1777 $(TARGET_DIR)/tmp endef define Image/mkfs/prepare $(call Image/mkfs/prepare/default) endef define Image/Checksum ( cd ${BIN_DIR} ; \ $(FIND) -maxdepth 1 -type f \! -name 'md5sums' -printf "%P\n" | sort | xargs \ md5sum --binary > md5sums \ ) endef define BuildImage download: prepare: ifeq ($(IB),) compile: compile-targets FORCE $(call Build/Compile) else compile: endif ifeq ($(IB),) install: compile install-targets FORCE $(call Image/Prepare) $(call Image/mkfs/prepare) $(call Image/BuildKernel) $(call Image/BuildKernel/Initramfs) $(call Image/InstallKernel) $(call Image/mkfs/cpiogz) $(call Image/mkfs/targz) $(call Image/mkfs/ext4) $(call Image/mkfs/iso) $(call Image/mkfs/jffs2) $(call Image/mkfs/jffs2_nand) $(call Image/mkfs/squashfs) $(call Image/mkfs/ubifs) $(call Image/Checksum) else install: compile install-targets $(call Image/BuildKernel) $(call Image/BuildKernel/Initramfs) $(call Image/InstallKernel) $(call Image/mkfs/cpiogz) $(call Image/mkfs/targz) $(call Image/mkfs/ext4) $(call Image/mkfs/iso) $(call Image/mkfs/jffs2) $(call Image/mkfs/jffs2_nand) $(call Image/mkfs/squashfs) $(call Image/mkfs/ubifs) $(call Image/Checksum) endif ifeq ($(IB),) clean: clean-targets $(call Build/Clean) else clean: endif compile-targets: install-targets: clean-targets: endef