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 $(INCLUDE_DIR
)/host.mk
15 override MAKE
:=$(SUBMAKE
)
16 KDIR
=$(KERNEL_BUILD_DIR
)
18 IMG_PREFIX
:=openwrt-
$(BOARD
)$(if
$(SUBTARGET
),-$(SUBTARGET
))
20 ifneq ($(CONFIG_BIG_ENDIAN
),)
21 JFFS2OPTS
:= --pad
--big-endian
--squash-uids
-v
23 JFFS2OPTS
:= --pad
--little-endian
--squash-uids
-v
26 ifeq ($(CONFIG_JFFS2_RTIME
),y
)
29 ifeq ($(CONFIG_JFFS2_ZLIB
),y
)
32 ifeq ($(CONFIG_JFFS2_LZMA
),y
)
33 JFFS2OPTS
+= -X lzma
--compression-mode
=size
35 ifneq ($(CONFIG_JFFS2_RTIME
),y
)
38 ifneq ($(CONFIG_JFFS2_ZLIB
),y
)
41 ifneq ($(CONFIG_JFFS2_LZMA
),y
)
45 SQUASHFS_BLOCKSIZE
:= 256k
46 SQUASHFSOPT
:= -b
$(SQUASHFS_BLOCKSIZE
)
48 LZMA_XZ_OPTIONS
:= -Xpreset
9 -Xe
-Xlc
0 -Xlp
2 -Xpb
2
49 ifeq ($(CONFIG_SQUASHFS_LZMA
),y
)
50 SQUASHFSCOMP
:= lzma
$(LZMA_XZ_OPTIONS
)
52 ifeq ($(CONFIG_SQUASHFS_XZ
),y
)
53 ifneq ($(filter arm x86 powerpc sparc
,$(LINUX_KARCH
)),)
54 BCJ_FILTER
:=-Xbcj
$(LINUX_KARCH
)
56 SQUASHFSCOMP
:= xz
$(LZMA_XZ_OPTIONS
) $(BCJ_FILTER
)
59 JFFS2_BLOCKSIZE ?
= 64k
128k
62 echo
-ne
'\xde\xad\xc0\xde' >> $(1)
65 # pad to 4k, 8k, 64k, 128k 256k and add jffs2 end-of-filesystem mark
66 define prepare_generic_squashfs
67 $(STAGING_DIR_HOST
)/bin
/padjffs2
$(1) 4 8 64 128 256
71 ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS
),)
73 define Image
/BuildKernel
74 cp
$(KDIR
)/vmlinux.elf
$(BIN_DIR
)/$(IMG_PREFIX
)-vmlinux.elf
75 $(call Image
/Build
/Initramfs
)
80 ifneq ($(CONFIG_TARGET_ROOTFS_JFFS2
),)
81 define Image
/mkfs
/jffs2
/sub
82 # FIXME: removing this line will cause strange behaviour in the foreach loop below
83 $(STAGING_DIR_HOST
)/bin
/mkfs.jffs2
$(JFFS2OPTS
) -e
$(patsubst %k
,%KiB
,$(1)) -o
$(KDIR
)/root.jffs2-
$(1) -d
$(TARGET_DIR
) -v
2>&1 1>/dev
/null | awk
'/^.+$$$$/'
84 $(call add_jffs2_mark
,$(KDIR
)/root.jffs2-
$(1))
85 $(call Image
/Build
,jffs2-
$(1))
87 define Image
/mkfs
/jffs2
88 $(foreach SZ
,$(JFFS2_BLOCKSIZE
),$(call Image
/mkfs
/jffs2
/sub
,$(SZ
)))
92 ifneq ($(CONFIG_TARGET_ROOTFS_SQUASHFS
),)
93 define Image
/mkfs
/squashfs
94 @mkdir
-p
$(TARGET_DIR
)/overlay
95 $(STAGING_DIR_HOST
)/bin
/mksquashfs4
$(TARGET_DIR
) $(KDIR
)/root.squashfs
-nopad
-noappend
-root-owned
-comp
$(SQUASHFSCOMP
) $(SQUASHFSOPT
) -processors
$(if
$(CONFIG_PKG_BUILD_JOBS
),$(CONFIG_PKG_BUILD_JOBS
),1)
96 $(call Image
/Build
,squashfs
)
100 ifneq ($(CONFIG_TARGET_ROOTFS_UBIFS
),)
101 define Image
/mkfs
/ubifs
102 $(CP
) .
/ubinize.cfg
$(KDIR
)
103 $(STAGING_DIR_HOST
)/bin
/mkfs.ubifs
$(UBIFS_OPTS
) -o
$(KDIR
)/root.ubifs
-d
$(TARGET_DIR
)
105 $(STAGING_DIR_HOST
)/bin
/ubinize
$(UBINIZE_OPTS
) -o
$(KDIR
)/root.ubi ubinize.cfg
)
106 $(call Image
/Build
,ubi
)
112 ifneq ($(CONFIG_TARGET_ROOTFS_CPIOGZ
),)
113 define Image
/mkfs
/cpiogz
114 ( cd
$(TARGET_DIR
); find . | cpio
-o
-H newc | gzip
-9 >$(BIN_DIR
)/$(IMG_PREFIX
)-rootfs.cpio.gz
)
118 ifneq ($(CONFIG_TARGET_ROOTFS_TARGZ
),)
119 define Image
/mkfs
/targz
120 # Preserve permissions (-p) when building as non-root user
121 $(TAR
) -czpf
$(BIN_DIR
)/$(IMG_PREFIX
)-rootfs.
tar.gz
--numeric-owner
--owner
=0 --group
=0 -C
$(TARGET_DIR
)/ .
125 ifneq ($(CONFIG_TARGET_ROOTFS_EXT4FS
),)
126 E2SIZE
=$(shell echo
$$(($(CONFIG_TARGET_ROOTFS_PARTSIZE
)*1024)))
128 define Image
/mkfs
/ext4
129 # generate an ext2 fs
130 $(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
)
132 $(STAGING_DIR_HOST
)/bin
/tune2fs
-O extents
,uninit_bg
,dir_index
$(KDIR
)/root.ext4
134 $(STAGING_DIR_HOST
)/bin
/e2fsck
-fy
$(KDIR
)/root.ext4
135 $(call Image
/Build
,ext4
)
139 ifneq ($(CONFIG_TARGET_ROOTFS_ISO
),)
140 define Image
/mkfs
/iso
141 $(call Image
/Build
,iso
)
146 define Image
/mkfs
/prepare
/default
147 # Use symbolic permissions to avoid clobbering SUID/SGID/sticky bits
148 - $(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
149 - $(FIND
) $(TARGET_DIR
) -type f
-perm
+0100 -print0 |
$(XARGS
) -0 chmod u
+rwx
,g
+rx
,o
+rx
150 - $(FIND
) $(TARGET_DIR
) -type d
-print0 |
$(XARGS
) -0 chmod u
+rwx
,g
+rx
,o
+rx
151 $(INSTALL_DIR
) $(TARGET_DIR
)/tmp
152 chmod
1777 $(TARGET_DIR
)/tmp
155 define Image
/mkfs
/prepare
156 $(call Image
/mkfs
/prepare
/default
)
160 define Image
/Checksum
162 $(FIND
) -maxdepth
1 -type f \
! -name
'md5sums' -printf
"%P\n" |
sort | xargs \
163 md5sum
--binary
> md5sums \
174 compile
: compile-targets FORCE
175 $(call Build
/Compile
)
181 install: compile install-targets FORCE
182 $(call Image
/Prepare
)
183 $(call Image
/mkfs
/prepare
)
184 $(call Image
/BuildKernel
)
185 $(call Image
/mkfs
/cpiogz
)
186 $(call Image
/mkfs
/targz
)
187 $(call Image
/mkfs
/ext4
)
188 $(call Image
/mkfs
/iso
)
189 $(call Image
/mkfs
/jffs2
)
190 $(call Image
/mkfs
/squashfs
)
191 $(call Image
/mkfs
/ubifs
)
192 $(call Image
/Checksum
)
194 install: compile install-targets
195 $(call Image
/BuildKernel
)
196 $(call Image
/mkfs
/cpiogz
)
197 $(call Image
/mkfs
/targz
)
198 $(call Image
/mkfs
/ext4
)
199 $(call Image
/mkfs
/iso
)
200 $(call Image
/mkfs
/jffs2
)
201 $(call Image
/mkfs
/squashfs
)
202 $(call Image
/mkfs
/ubifs
)
203 $(call Image
/Checksum
)