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
12 include $(INCLUDE_DIR
)/version.mk
14 override MAKE
:=$(_SINGLE
)$(SUBMAKE
)
15 override NO_TRACE_MAKE
:=$(_SINGLE
)$(NO_TRACE_MAKE
)
17 KDIR
=$(KERNEL_BUILD_DIR
)
18 DTS_DIR
:=$(LINUX_DIR
)/arch
/$(ARCH
)/boot
/dts
/
20 IMG_PREFIX
:=openwrt-
$(if
$(CONFIG_VERSION_FILENAMES
),$(VERSION_NUMBER
)-)$(BOARD
)$(if
$(SUBTARGET
),-$(SUBTARGET
))
22 MKFS_DEVTABLE_OPT
:= -D
$(INCLUDE_DIR
)/device_table.txt
24 ifneq ($(CONFIG_BIG_ENDIAN
),)
25 JFFS2OPTS
:= --big-endian
--squash-uids
-v
27 JFFS2OPTS
:= --little-endian
--squash-uids
-v
30 ifeq ($(CONFIG_JFFS2_RTIME
),y
)
33 ifeq ($(CONFIG_JFFS2_ZLIB
),y
)
36 ifeq ($(CONFIG_JFFS2_LZMA
),y
)
37 JFFS2OPTS
+= -X lzma
--compression-mode
=size
39 ifneq ($(CONFIG_JFFS2_RTIME
),y
)
42 ifneq ($(CONFIG_JFFS2_ZLIB
),y
)
45 ifneq ($(CONFIG_JFFS2_LZMA
),y
)
49 JFFS2OPTS
+= $(MKFS_DEVTABLE_OPT
)
51 SQUASHFS_BLOCKSIZE
:= $(CONFIG_TARGET_SQUASHFS_BLOCK_SIZE
)k
52 SQUASHFSOPT
:= -b
$(SQUASHFS_BLOCKSIZE
)
53 SQUASHFSOPT
+= -p
'/dev d 755 0 0' -p
'/dev/console c 600 0 0 5 1'
55 LZMA_XZ_OPTIONS
:= -Xpreset
9 -Xe
-Xlc
0 -Xlp
2 -Xpb
2
56 ifeq ($(CONFIG_SQUASHFS_LZMA
),y
)
57 SQUASHFSCOMP
:= lzma
$(LZMA_XZ_OPTIONS
)
59 ifeq ($(CONFIG_SQUASHFS_XZ
),y
)
60 ifneq ($(filter arm x86 powerpc sparc
,$(LINUX_KARCH
)),)
61 BCJ_FILTER
:=-Xbcj
$(LINUX_KARCH
)
63 SQUASHFSCOMP
:= xz
$(LZMA_XZ_OPTIONS
) $(BCJ_FILTER
)
66 JFFS2_BLOCKSIZE ?
= 64k
128k
68 fs-types-
$(CONFIG_TARGET_ROOTFS_SQUASHFS
) += squashfs
69 fs-types-
$(CONFIG_TARGET_ROOTFS_JFFS2
) += $(addprefix jffs2-
,$(JFFS2_BLOCKSIZE
))
70 fs-types-
$(CONFIG_TARGET_ROOTFS_JFFS2_NAND
) += $(addprefix jffs2-nand-
,$(NAND_BLOCKSIZE
))
71 fs-types-
$(CONFIG_TARGET_ROOTFS_EXT4FS
) += ext4
72 fs-types-
$(CONFIG_TARGET_ROOTFS_ISO
) += iso
73 fs-subtypes-
$(CONFIG_TARGET_ROOTFS_JFFS2
) += $(addsuffix -raw
,$(addprefix jffs2-
,$(JFFS2_BLOCKSIZE
)))
74 fs-subtypes-
$(CONFIG_TARGET_ROOTFS_CPIOGZ
) += cpiogz
75 fs-subtypes-
$(CONFIG_TARGET_ROOTFS_TARGZ
) += targz
77 TARGET_FILESYSTEMS
:= $(fs-types-y
)
79 FS_64K
:= $(filter-out jffs2-
%,$(TARGET_FILESYSTEMS
)) jffs2-64k
80 FS_128K
:= $(filter-out jffs2-
%,$(TARGET_FILESYSTEMS
)) jffs2-128k
81 FS_256K
:= $(filter-out jffs2-
%,$(TARGET_FILESYSTEMS
)) jffs2-256k
84 echo
-ne
'\xde\xad\xc0\xde' >> $(1)
88 $(shell echo
$(1) | tr
'[:lower:]' '[:upper:]')
94 $(subst $(space
),^
,$(1))), \
95 $(call
$(2),$(strip $(subst ^
,$(space
),$(data
)))))
99 $(if
$(Build
/$(word 1,$(1))),,$(error Missing Build
/$(word 1,$(1))))
100 $(call Build
/$(word 1,$(1)),$(wordlist
2,$(words $(1)),$(1)))
105 $(call split_args
,$(1),build_cmd
)
108 # pad to 4k, 8k, 16k, 64k, 128k, 256k and add jffs2 end-of-filesystem mark
109 define prepare_generic_squashfs
110 $(STAGING_DIR_HOST
)/bin
/padjffs2
$(1) 4 8 16 64 128 256
113 define Image
/BuildKernel
/Initramfs
114 $(call Image
/Build
/Initramfs
)
117 define Image
/BuildKernel
/MkuImage
118 mkimage
-A
$(ARCH
) -O linux
-T kernel
-C
$(1) -a
$(2) -e
$(3) \
119 -n
'$(call toupper,$(ARCH)) OpenWrt Linux-$(LINUX_VERSION)' -d
$(4) $(5)
122 define Image
/BuildKernel
/MkFIT
123 $(TOPDIR
)/scripts
/mkits.sh \
124 -D
$(1) -o
$(KDIR
)/fit-
$(1).its
-k
$(2) -d
$(3) -C
$(4) -a
$(5) -e
$(6) \
125 -A
$(ARCH
) -v
$(LINUX_VERSION
)
126 PATH
=$(LINUX_DIR
)/scripts
/dtc
:$(PATH
) mkimage
-f
$(KDIR
)/fit-
$(1).its
$(KDIR
)/fit-
$(1)$(7).itb
129 define Image
/mkfs
/jffs2
/sub
130 $(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
'/^.+$$$$/'
131 $(call add_jffs2_mark
,$(KDIR
)/root.jffs2-
$(2))
134 define Image
/mkfs
/jffs2
/sub-raw
135 $(STAGING_DIR_HOST
)/bin
/mkfs.jffs2
$(3) -e
$(patsubst %k
,%KiB
,$(1)) -o
$(KDIR
)/root.jffs2-
$(2)-raw
-d
$(TARGET_DIR
) -v
2>&1 1>/dev
/null | awk
'/^.+$$$$/'
138 define Image
/mkfs
/jffs2
/template
139 Image
/mkfs
/jffs2-
$(1) = $$(call Image
/mkfs
/jffs2
/sub
,$(1),$(1),$(JFFS2OPTS
))
140 Image
/mkfs
/jffs2-
$(1)-raw
= $$(call Image
/mkfs
/jffs2
/sub-raw
,$(1),$(1),$(JFFS2OPTS
))
144 define Image
/mkfs
/jffs2-nand
/template
145 Image
/mkfs
/jffs2-nand-
$(1) = \
146 $$(call Image
/mkfs
/jffs2
/sub
, \
147 $(word 2,$(subst -, ,$(1))),nand-
$(1), \
148 $(JFFS2OPTS
) --no-cleanmarkers
--pagesize
=$(word 1,$(subst -, ,$(1))))
152 $(eval
$(foreach S
,$(JFFS2_BLOCKSIZE
),$(call Image
/mkfs
/jffs2
/template
,$(S
))))
153 $(eval
$(foreach S
,$(NAND_BLOCKSIZE
),$(call Image
/mkfs
/jffs2-nand
/template
,$(S
))))
155 define Image
/mkfs
/squashfs
156 $(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)
162 ifneq ($(CONFIG_NAND_SUPPORT
),)
163 define Image
/Build
/SysupgradeNAND
164 mkdir
-p
"$(KDIR_TMP)/sysupgrade-$(1)/"
165 echo
"BOARD=$(1)" > "$(KDIR_TMP)/sysupgrade-$(1)/CONTROL"
166 [ -z
"$(2)" ] ||
$(CP
) "$(KDIR)/root.$(2)" "$(KDIR_TMP)/sysupgrade-$(1)/root"
167 [ -z
"$(3)" ] ||
$(CP
) "$(3)" "$(KDIR_TMP)/sysupgrade-$(1)/kernel"
168 (cd
"$(KDIR_TMP)"; $(TAR
) cvf \
169 "$(BIN_DIR)/$(IMG_PREFIX)-$(1)-$(2)-sysupgrade.tar" sysupgrade-
$(1))
173 # $(2) ubinize-image options (e.g. --uboot-env and/or --kernel kernelimage)
174 # $(3) rootfstype (e.g. squashfs or ubifs)
175 # $(4) options to pass-through to ubinize (i.e. $($(PROFILE)_UBI_OPTS)))
176 define Image
/Build
/UbinizeImage
177 sh
$(TOPDIR
)/scripts
/ubinize-image.sh
$(2) \
178 "$(KDIR)/root.$(3)" \
179 "$(KDIR)/$(IMG_PREFIX)-$(1)-$(3)-ubinized.bin" \
185 ifneq ($(CONFIG_TARGET_ROOTFS_UBIFS
),)
186 define Image
/mkfs
/ubifs
/generate
187 $(CP
) .
/ubinize
$(1).cfg
$(KDIR
)
189 $(STAGING_DIR_HOST
)/bin
/ubinize \
190 $(if
$($(PROFILE
)_UBI_OPTS
), \
191 $(shell echo
$($(PROFILE
)_UBI_OPTS
)), \
192 $(shell echo
$(UBI_OPTS
)) \
194 -o
$(KDIR
)/root
$(1).ubi \
199 define Image
/mkfs
/ubifs
201 ifneq ($($(PROFILE
)_UBIFS_OPTS
)$(UBIFS_OPTS
),)
202 $(STAGING_DIR_HOST
)/bin
/mkfs.ubifs \
203 $(if
$($(PROFILE
)_UBIFS_OPTS
), \
204 $(shell echo
$($(PROFILE
)_UBIFS_OPTS
)), \
205 $(shell echo
$(UBIFS_OPTS
)) \
207 $(if
$(CONFIG_TARGET_UBIFS_FREE_SPACE_FIXUP
),--space-fixup
) \
208 $(if
$(CONFIG_TARGET_UBIFS_COMPRESSION_NONE
),--force-compr
=none
) \
209 $(if
$(CONFIG_TARGET_UBIFS_COMPRESSION_LZO
),--force-compr
=lzo
) \
210 $(if
$(CONFIG_TARGET_UBIFS_COMPRESSION_ZLIB
),--force-compr
=zlib
) \
211 $(if
$(shell echo
$(CONFIG_TARGET_UBIFS_JOURNAL_SIZE
)),--jrn-size
=$(CONFIG_TARGET_UBIFS_JOURNAL_SIZE
)) \
213 -o
$(KDIR
)/root.ubifs \
216 $(call Image
/Build
,ubifs
)
218 ifneq ($($(PROFILE
)_UBI_OPTS
)$(UBI_OPTS
),)
219 $(if
$(wildcard .
/ubinize.cfg
),$(call Image
/mkfs
/ubifs
/generate
,))
220 $(if
$(wildcard .
/ubinize-overlay.cfg
),$(call Image
/mkfs
/ubifs
/generate
,-overlay
))
222 $(if
$(wildcard .
/ubinize.cfg
),$(call Image
/Build
,ubi
))
226 define Image
/mkfs
/cpiogz
227 ( cd
$(TARGET_DIR
); find . | cpio
-o
-H newc | gzip
-9 >$(BIN_DIR
)/$(IMG_PREFIX
)-rootfs.cpio.gz
)
230 define Image
/mkfs
/targz
231 $(TAR
) -czpf
$(BIN_DIR
)/$(IMG_PREFIX
)$(if
$(PROFILE
),-$(PROFILE
))-rootfs.
tar.gz
--numeric-owner
--owner
=0 --group
=0 -C
$(TARGET_DIR
)/ .
234 E2SIZE
=$(shell echo
$$(($(CONFIG_TARGET_ROOTFS_PARTSIZE
)*1024*1024)))
236 define Image
/mkfs
/ext4
237 $(STAGING_DIR_HOST
)/bin
/make_ext4fs \
238 -l
$(E2SIZE
) -b
$(CONFIG_TARGET_EXT4_BLOCKSIZE
) \
239 -i
$(CONFIG_TARGET_EXT4_MAXINODE
) \
240 -m
$(CONFIG_TARGET_EXT4_RESERVED_PCT
) \
241 $(if
$(CONFIG_TARGET_EXT4_JOURNAL
),,-J
) \
242 $(KDIR
)/root.ext4
$(TARGET_DIR
)/
245 define Image
/mkfs
/prepare
/default
246 # Use symbolic permissions to avoid clobbering SUID/SGID/sticky bits
247 - $(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
248 - $(FIND
) $(TARGET_DIR
) -type f
-perm
/0100 -print0 |
$(XARGS
) -0 chmod u
+rwx
,g
+rx
,o
+rx
249 - $(FIND
) $(TARGET_DIR
) -type d
-print0 |
$(XARGS
) -0 chmod u
+rwx
,g
+rx
,o
+rx
250 $(INSTALL_DIR
) $(TARGET_DIR
)/tmp
$(TARGET_DIR
)/overlay
251 chmod
1777 $(TARGET_DIR
)/tmp
254 define Image
/mkfs
/prepare
255 $(call Image
/mkfs
/prepare
/default
)
259 define Image
/Checksum
261 $(FIND
) -maxdepth
1 -type f \
! -name
'md5sums' -printf
"%P\n" |
sort | xargs
$1 > $2 \
265 define BuildImage
/mkfs
268 mkfs-
$(1): mkfs_prepare
270 $(call Build
/mkfs
/default
,$(1))
271 $(call Build
/mkfs
/$(1),$(1))
272 $(KDIR
)/root.
$(1): mkfs-
$(1)
276 # Build commands that can be called from Device/* templates
278 mkimage
-A
$(LINUX_KARCH
) \
280 -C
$(1) -a
$(KERNEL_LOADADDR
) -e
$(if
$(KERNEL_ENTRY
),$(KERNEL_ENTRY
),$(KERNEL_LOADADDR
)) \
281 -n
'$(call toupper,$(LINUX_KARCH)) OpenWrt Linux-$(LINUX_VERSION)' -d
$@
$@.new
286 $(STAGING_DIR_HOST
)/bin
/lzma e
$@
-lc1
-lp2
-pb2
$(1) $@.new
290 define Build
/kernel-bin
295 define Build
/patch-cmdline
296 $(STAGING_DIR_HOST
)/bin
/patch-cmdline
$@
'$(CMDLINE)'
299 define Build
/append-kernel
300 dd if
=$(word 1,$^
) $(if
$(1),bs
=$(1) conv
=sync
) >> $@
303 define Build
/append-rootfs
304 dd if
=$(word 2,$^
) $(if
$(1),bs
=$(1) conv
=sync
) >> $@
307 define Build
/pad-rootfs
308 $(call prepare_generic_squashfs
,$@
$(1))
311 define Build
/pad-offset
313 size
="$$(stat -c%s $@)" \
314 pad
="$(word 1, $(1))" \
315 offset
="$(word 2, $(1))" \
316 pad
="(pad - ((size + offset) % pad)) % pad" \
317 newsize
='size + pad'; \
318 dd if
=$@ of
=$@.new bs
=$$newsize count
=1 conv
=sync
322 define Build
/check-size
323 @
[ $$(($(subst k
,* 1024,$(subst m
, * 1024k
,$(1))))) -gt
"$$(stat -c%s $@)" ] ||
{ \
324 echo
"WARNING: Image file $@ is too big"; \
331 PROFILES
:= $(PROFILE
)
333 KERNEL_INITRAMFS
= $$(KERNEL
)
337 IMAGE_PREFIX
:= $(IMG_PREFIX
)-$(1)
338 IMAGE_NAME
= $$(IMAGE_PREFIX
)-$$(1)-$$(2)
340 KERNEL_SUFFIX
:= -kernel.bin
341 KERNEL_IMAGE
= $$(KERNEL_PREFIX
)$$(KERNEL_SUFFIX
)
342 KERNEL_INITRAMFS_PREFIX
= $$(IMAGE_PREFIX
)-initramfs
343 KERNEL_INITRAMFS_IMAGE
= $$(KERNEL_INITRAMFS_PREFIX
)$$(KERNEL_SUFFIX
)
345 KERNEL_NAME
:= vmlinux
348 FILESYSTEMS
:= $(TARGET_FILESYSTEMS
)
351 define Device
/ExportVar
352 $(1) : $(2):=$$($(2))
356 $(foreach var
,$(DEVICE_VARS
) KERNEL KERNEL_INITRAMFS
,$(call Device
/ExportVar
,$(1),$(var
)))
357 $(1) : FILESYSTEM
:=$(2)
361 _TARGET
= $$(if
$$(filter $(PROFILE
),$$(PROFILES
)),install,install-disabled
)
364 define Device
/Build
/initramfs
365 $$(_TARGET
): $(BIN_DIR
)/$$(KERNEL_INITRAMFS_IMAGE
)
367 $(BIN_DIR
)/$$(KERNEL_INITRAMFS_IMAGE
): $(KDIR
)/$$(KERNEL_INITRAMFS_IMAGE
)
370 $(KDIR
)/$$(KERNEL_INITRAMFS_IMAGE
): $(KDIR
)/$$(KERNEL_NAME
)-initramfs
372 $$(call concat_cmd
,$$(KERNEL_INITRAMFS
))
375 define Device
/Build
/check_size
376 @
[ $$(($(subst k
,* 1024,$(subst m
, * 1024k
,$(1))))) -gt
"$$(stat -c%s $@)" ] ||
{ \
377 echo
"WARNING: Image file $@ is too big"; \
382 define Device
/Build
/kernel
383 _KERNEL_IMAGES
+= $(KDIR
)/$$(KERNEL_NAME
)
384 $(KDIR
)/$$(KERNEL_NAME
): image_prepare
385 $$(_TARGET
): $$(if
$$(KERNEL_INSTALL
),$(BIN_DIR
)/$$(KERNEL_IMAGE
))
386 $(BIN_DIR
)/$$(KERNEL_IMAGE
): $(KDIR
)/$$(KERNEL_IMAGE
)
388 $(KDIR
)/$$(KERNEL_IMAGE
): $(KDIR
)/$$(KERNEL_NAME
)
390 $$(call concat_cmd
,$$(KERNEL
))
391 $$(if
$$(KERNEL_SIZE
),$$(call Device
/Build
/check_size
,$$(KERNEL_SIZE
)))
394 define Device
/Build
/image
395 $$(_TARGET
): $(BIN_DIR
)/$(call IMAGE_NAME
,$(1),$(2))
396 $(eval
$(call Device
/Export
,$(KDIR
)/$(KERNEL_IMAGE
),$(1)))
397 $(eval
$(call Device
/Export
,$(KDIR
)/$(KERNEL_INITRAMFS_IMAGE
),$(1)))
398 $(eval
$(call Device
/Export
,$(KDIR
)/$(call IMAGE_NAME
,$(1),$(2)),$(1)))
399 $(KDIR
)/$(call IMAGE_NAME
,$(1),$(2)): $(KDIR
)/$$(KERNEL_IMAGE
) $(KDIR
)/root.
$(1)
401 [ -f
$$(word 1,$$^
) -a
-f
$$(word 2,$$^
) ]
402 $$(call concat_cmd
,$(if
$(IMAGE
/$(2)/$(1)),$(IMAGE
/$(2)/$(1)),$(IMAGE
/$(2))))
404 .IGNORE
: $(BIN_DIR
)/$(call IMAGE_NAME
,$(1),$(2))
405 $(BIN_DIR
)/$(call IMAGE_NAME
,$(1),$(2)): $(KDIR
)/$(call IMAGE_NAME
,$(1),$(2))
411 $(if
$(CONFIG_TARGET_ROOTFS_INITRAMFS
),$(call Device
/Build
/initramfs
,$(1)))
412 $(call Device
/Build
/kernel
,$(1))
414 $$(eval
$$(foreach image
,$$(IMAGES
), \
415 $$(foreach fs
,$$(filter $(TARGET_FILESYSTEMS
),$$(FILESYSTEMS
)), \
416 $$(call Device
/Build
/image
,$$(fs
),$$(image
),$(1)))))
420 $(call Device
/Init
,$(1))
421 $(call Device
/Default
,$(1))
422 $(call Device
/Check
,$(1))
423 $(call Device
/$(1),$(1))
424 $(call Device
/Build
,$(1))
437 .PHONY
: download prepare compile
clean image_prepare mkfs_prepare kernel_prepare
install
439 $(call Build
/Compile
)
444 image_prepare
: compile
445 $(call Image
/Prepare
)
448 mkfs_prepare
: image_prepare
449 $(call Image
/mkfs
/prepare
)
451 kernel_prepare
: mkfs_prepare
452 $(call Image
/BuildKernel
)
453 $(if
$(CONFIG_TARGET_ROOTFS_INITRAMFS
),$(call Image
/BuildKernel
/Initramfs
))
454 $(call Image
/InstallKernel
)
456 $(foreach device
,$(TARGET_DEVICES
),$(call Device
,$(device
)))
457 $(foreach fs
,$(TARGET_FILESYSTEMS
) $(fs-subtypes-y
),$(call BuildImage
/mkfs
,$(fs
)))
459 $$(sort $$(_KERNEL_IMAGES
)):
462 install: kernel_prepare
463 $(foreach fs
,$(TARGET_FILESYSTEMS
),
464 $(call Image
/Build
,$(fs
))
466 $(call Image
/mkfs
/ubifs
)
467 $(call Image
/Checksum
,md5sum
--binary
,md5sums
)
468 $(call Image
/Checksum
,openssl dgst
-sha256
,sha256sums
)