2 # Copyright (C) 2006-2010 OpenWrt.org
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
9 include $(INCLUDE_DIR)/prereq.mk
10 include $(INCLUDE_DIR)/kernel.mk
11 include $(INCLUDE_DIR)/host.mk
13 override MAKE:=$(_SINGLE)$(SUBMAKE)
14 override NO_TRACE_MAKE:=$(_SINGLE)$(NO_TRACE_MAKE)
16 KDIR=$(KERNEL_BUILD_DIR)
17 DTS_DIR:=$(LINUX_DIR)/arch/$(ARCH)/boot/dts/
19 IMG_PREFIX:=openwrt-$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET))
21 MKFS_DEVTABLE_OPT := -D $(INCLUDE_DIR)/device_table.txt
23 ifneq ($(CONFIG_BIG_ENDIAN),)
24 JFFS2OPTS := --big-endian --squash-uids -v
26 JFFS2OPTS := --little-endian --squash-uids -v
29 ifeq ($(CONFIG_JFFS2_RTIME),y)
32 ifeq ($(CONFIG_JFFS2_ZLIB),y)
35 ifeq ($(CONFIG_JFFS2_LZMA),y)
36 JFFS2OPTS += -X lzma --compression-mode=size
38 ifneq ($(CONFIG_JFFS2_RTIME),y)
41 ifneq ($(CONFIG_JFFS2_ZLIB),y)
44 ifneq ($(CONFIG_JFFS2_LZMA),y)
48 JFFS2OPTS += $(MKFS_DEVTABLE_OPT)
50 SQUASHFS_BLOCKSIZE := $(CONFIG_TARGET_SQUASHFS_BLOCK_SIZE)k
51 SQUASHFSOPT := -b $(SQUASHFS_BLOCKSIZE)
52 SQUASHFSOPT += -p '/dev d 755 0 0' -p '/dev/console c 600 0 0 5 1'
54 LZMA_XZ_OPTIONS := -Xpreset 9 -Xe -Xlc 0 -Xlp 2 -Xpb 2
55 ifeq ($(CONFIG_SQUASHFS_LZMA),y)
56 SQUASHFSCOMP := lzma $(LZMA_XZ_OPTIONS)
58 ifeq ($(CONFIG_SQUASHFS_XZ),y)
59 ifneq ($(filter arm x86 powerpc sparc,$(LINUX_KARCH)),)
60 BCJ_FILTER:=-Xbcj $(LINUX_KARCH)
62 SQUASHFSCOMP := xz $(LZMA_XZ_OPTIONS) $(BCJ_FILTER)
65 JFFS2_BLOCKSIZE ?= 64k 128k
67 fs-types-$(CONFIG_TARGET_ROOTFS_SQUASHFS) += squashfs
68 fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addprefix jffs2-,$(JFFS2_BLOCKSIZE))
69 fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2_NAND) += $(addprefix jffs2-nand-,$(NAND_BLOCKSIZE))
70 fs-types-$(CONFIG_TARGET_ROOTFS_EXT4FS) += ext4
71 fs-types-$(CONFIG_TARGET_ROOTFS_ISO) += iso
72 fs-subtypes-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addsuffix -raw,$(addprefix jffs2-,$(JFFS2_BLOCKSIZE)))
73 fs-subtypes-$(CONFIG_TARGET_ROOTFS_CPIOGZ) += cpiogz
74 fs-subtypes-$(CONFIG_TARGET_ROOTFS_TARGZ) += targz
76 TARGET_FILESYSTEMS := $(fs-types-y)
79 echo -ne '\xde\xad\xc0\xde' >> $(1)
83 $(shell echo $(1) | tr '[:lower:]' '[:upper:]')
86 # pad to 4k, 8k, 16k, 64k, 128k, 256k and add jffs2 end-of-filesystem mark
87 define prepare_generic_squashfs
88 $(STAGING_DIR_HOST)/bin/padjffs2 $(1) 4 8 16 64 128 256
91 define Image/BuildKernel/Initramfs
92 cp $(KDIR)/vmlinux-initramfs.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux-initramfs.elf
93 $(call Image/Build/Initramfs)
96 define Image/BuildKernel/MkuImage
97 mkimage -A $(ARCH) -O linux -T kernel -C $(1) -a $(2) -e $(3) \
98 -n '$(call toupper,$(ARCH)) OpenWrt Linux-$(LINUX_VERSION)' -d $(4) $(5)
101 define Image/BuildKernel/MkFIT
102 $(TOPDIR)/scripts/mkits.sh \
103 -D $(1) -o $(KDIR)/fit-$(1).its -k $(2) -d $(3) -C $(4) -a $(5) -e $(6) \
104 -A $(ARCH) -v $(LINUX_VERSION)
105 PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $(KDIR)/fit-$(1).its $(KDIR)/fit-$(1)$(7).itb
108 define Image/mkfs/jffs2/sub
109 $(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 '/^.+$$$$/'
110 $(call add_jffs2_mark,$(KDIR)/root.jffs2-$(2))
113 define Image/mkfs/jffs2/sub-raw
114 $(STAGING_DIR_HOST)/bin/mkfs.jffs2 $(3) -e $(patsubst %k,%KiB,$(1)) -o $(KDIR)/root.jffs2-$(2)-raw -d $(TARGET_DIR) -v 2>&1 1>/dev/null | awk '/^.+$$$$/'
117 define Image/mkfs/jffs2/template
118 Image/mkfs/jffs2-$(1) = $$(call Image/mkfs/jffs2/sub,$(1),$(1),$(JFFS2OPTS))
119 Image/mkfs/jffs2-$(1)-raw = $$(call Image/mkfs/jffs2/sub-raw,$(1),$(1),$(JFFS2OPTS))
123 define Image/mkfs/jffs2-nand/template
124 Image/mkfs/jffs2-nand-$(1) = \
125 $$(call Image/mkfs/jffs2/sub, \
126 $(word 2,$(subst -, ,$(1))),nand-$(1), \
127 $(JFFS2OPTS) --no-cleanmarkers --pagesize=$(word 1,$(subst -, ,$(1))))
131 $(eval $(foreach S,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/template,$(S))))
132 $(eval $(foreach S,$(NAND_BLOCKSIZE),$(call Image/mkfs/jffs2-nand/template,$(S))))
134 define Image/mkfs/squashfs
135 $(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)
141 ifneq ($(CONFIG_NAND_SUPPORT),)
142 define Image/Build/SysupgradeNAND
143 mkdir -p "$(KDIR_TMP)/sysupgrade-$(1)/"
144 echo "BOARD=$(1)" > "$(KDIR_TMP)/sysupgrade-$(1)/CONTROL"
145 [ -z "$(2)" ] || $(CP) "$(KDIR)/root.$(2)" "$(KDIR_TMP)/sysupgrade-$(1)/root"
146 [ -z "$(3)" ] || $(CP) "$(3)" "$(KDIR_TMP)/sysupgrade-$(1)/kernel"
147 (cd "$(KDIR_TMP)"; $(TAR) cvf \
148 "$(BIN_DIR)/$(IMG_PREFIX)-$(1)-$(2)-sysupgrade.tar" sysupgrade-$(1))
151 # $(2) ubinize-image options (e.g. --uboot-env and/or --kernel kernelimage)
152 # $(3) rootfstype (e.g. squashfs or ubifs)
153 # $(4) options to pass-through to ubinize (i.e. $($(PROFILE)_UBI_OPTS)))
154 define Image/Build/UbinizeImage
155 sh $(TOPDIR)/scripts/ubinize-image.sh $(2) \
156 "$(KDIR)/root.$(3)" \
157 "$(BIN_DIR)/$(IMG_PREFIX)-$(1)-$(3)-ubinized.bin" \
163 ifneq ($(CONFIG_TARGET_ROOTFS_UBIFS),)
164 define Image/mkfs/ubifs/generate
165 $(CP) ./ubinize$(1).cfg $(KDIR)
167 $(STAGING_DIR_HOST)/bin/ubinize \
168 $(if $($(PROFILE)_UBI_OPTS), \
169 $(shell echo $($(PROFILE)_UBI_OPTS)), \
170 $(shell echo $(UBI_OPTS)) \
172 -o $(KDIR)/root$(1).ubi \
177 define Image/mkfs/ubifs
179 ifneq ($($(PROFILE)_UBIFS_OPTS)$(UBIFS_OPTS),)
180 $(STAGING_DIR_HOST)/bin/mkfs.ubifs \
181 $(if $($(PROFILE)_UBIFS_OPTS), \
182 $(shell echo $($(PROFILE)_UBIFS_OPTS)), \
183 $(shell echo $(UBIFS_OPTS)) \
185 $(if $(CONFIG_TARGET_UBIFS_FREE_SPACE_FIXUP),--space-fixup) \
186 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_NONE),--force-compr=none) \
187 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_LZO),--force-compr=lzo) \
188 $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_ZLIB),--force-compr=zlib) \
189 $(if $(shell echo $(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)),--jrn-size=$(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)) \
191 -o $(KDIR)/root.ubifs \
194 $(call Image/Build,ubifs)
196 ifneq ($($(PROFILE)_UBI_OPTS)$(UBI_OPTS),)
197 $(call Image/mkfs/ubifs/generate,)
198 $(if $(wildcard ./ubinize-overlay.cfg),$(call Image/mkfs/ubifs/generate,-overlay))
200 $(call Image/Build,ubi)
204 define Image/mkfs/cpiogz
205 ( cd $(TARGET_DIR); find . | cpio -o -H newc | gzip -9 >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz )
208 define Image/mkfs/targz
209 $(TAR) -czpf $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE),-$(PROFILE))-rootfs.tar.gz --numeric-owner --owner=0 --group=0 -C $(TARGET_DIR)/ .
212 E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024*1024/$(CONFIG_TARGET_EXT4_BLOCKSIZE))))
214 define Image/mkfs/ext4
215 # generate an ext2 fs
216 $(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)
218 $(STAGING_DIR_HOST)/bin/tune2fs $(if $(CONFIG_TARGET_EXT4_JOURNAL),-j) -O extents,uninit_bg,dir_index $(KDIR)/root.ext4
220 $(STAGING_DIR_HOST)/bin/e2fsck -fy $(KDIR)/root.ext4
223 define Image/mkfs/prepare/default
224 # Use symbolic permissions to avoid clobbering SUID/SGID/sticky bits
225 - $(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
226 - $(FIND) $(TARGET_DIR) -type f -perm +0100 -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
227 - $(FIND) $(TARGET_DIR) -type d -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
228 $(INSTALL_DIR) $(TARGET_DIR)/tmp $(TARGET_DIR)/overlay
229 chmod 1777 $(TARGET_DIR)/tmp
232 define Image/mkfs/prepare
233 $(call Image/mkfs/prepare/default)
237 define Image/Checksum
239 $(FIND) -maxdepth 1 -type f \! -name 'md5sums' -printf "%P\n" | sort | xargs \
240 md5sum --binary > md5sums \
244 define BuildImage/mkfs
247 mkfs-$(1): mkfs_prepare
261 .PHONY: download prepare compile clean image_prepare mkfs_prepare kernel_prepare install
263 $(call Build/Compile)
268 image_prepare: compile
269 $(call Image/Prepare)
272 mkfs_prepare: image_prepare
273 $(call Image/mkfs/prepare)
275 kernel_prepare: mkfs_prepare
276 $(call Image/BuildKernel)
277 $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Image/BuildKernel/Initramfs))
278 $(call Image/InstallKernel)
280 $(foreach fs,$(TARGET_FILESYSTEMS) $(fs-subtypes-y),$(call BuildImage/mkfs,$(fs)))
282 install: kernel_prepare
283 $(foreach fs,$(TARGET_FILESYSTEMS),
284 $(call Image/Build,$(fs))
286 $(call Image/mkfs/ubifs)
287 $(call Image/Checksum)