include/image.mk

   1 #
   2 # Copyright (C) 2006-2010 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7
   8 override TARGET_BUILD=
   9 include $(INCLUDE_DIR)/prereq.mk
  10 include $(INCLUDE_DIR)/kernel.mk
  11 include $(INCLUDE_DIR)/host.mk
  12 include $(INCLUDE_DIR)/version.mk
  13
  14 override MAKE:=$(_SINGLE)$(SUBMAKE)
  15 override NO_TRACE_MAKE:=$(_SINGLE)$(NO_TRACE_MAKE)
  16
  17 KDIR=$(KERNEL_BUILD_DIR)
  18 DTS_DIR:=$(LINUX_DIR)/arch/$(ARCH)/boot/dts/
  19
  20 IMG_PREFIX:=openwrt-$(if $(CONFIG_VERSION_FILENAMES),$(VERSION_NUMBER)-)$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET))
  21
  22 MKFS_DEVTABLE_OPT := -D $(INCLUDE_DIR)/device_table.txt
  23
  24 ifneq ($(CONFIG_BIG_ENDIAN),)
  25   JFFS2OPTS     :=  --big-endian --squash-uids -v
  26 else
  27   JFFS2OPTS     :=  --little-endian --squash-uids -v
  28 endif
  29
  30 ifeq ($(CONFIG_JFFS2_RTIME),y)
  31   JFFS2OPTS += -X rtime
  32 endif
  33 ifeq ($(CONFIG_JFFS2_ZLIB),y)
  34   JFFS2OPTS += -X zlib
  35 endif
  36 ifeq ($(CONFIG_JFFS2_LZMA),y)
  37   JFFS2OPTS += -X lzma --compression-mode=size
  38 endif
  39 ifneq ($(CONFIG_JFFS2_RTIME),y)
  40   JFFS2OPTS += -x rtime
  41 endif
  42 ifneq ($(CONFIG_JFFS2_ZLIB),y)
  43   JFFS2OPTS += -x zlib
  44 endif
  45 ifneq ($(CONFIG_JFFS2_LZMA),y)
  46   JFFS2OPTS += -x lzma
  47 endif
  48
  49 JFFS2OPTS += $(MKFS_DEVTABLE_OPT)
  50
  51 SQUASHFS_BLOCKSIZE := $(CONFIG_TARGET_SQUASHFS_BLOCK_SIZE)k
  52 SQUASHFSOPT := -b $(SQUASHFS_BLOCKSIZE)
  53 SQUASHFSOPT += -p '/dev d 755 0 0' -p '/dev/console c 600 0 0 5 1'
  54 SQUASHFSCOMP := gzip
  55 LZMA_XZ_OPTIONS := -Xpreset 9 -Xe -Xlc 0 -Xlp 2 -Xpb 2
  56 ifeq ($(CONFIG_SQUASHFS_LZMA),y)
  57   SQUASHFSCOMP := lzma $(LZMA_XZ_OPTIONS)
  58 endif
  59 ifeq ($(CONFIG_SQUASHFS_XZ),y)
  60   ifneq ($(filter arm x86 powerpc sparc,$(LINUX_KARCH)),)
  61     BCJ_FILTER:=-Xbcj $(LINUX_KARCH)
  62   endif
  63   SQUASHFSCOMP := xz $(LZMA_XZ_OPTIONS) $(BCJ_FILTER)
  64 endif
  65
  66 JFFS2_BLOCKSIZE ?= 64k 128k
  67
  68 fs-types-$(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
  76
  77 TARGET_FILESYSTEMS := $(fs-types-y)
  78
  79 define add_jffs2_mark
  80         echo -ne '\xde\xad\xc0\xde' >> $(1)
  81 endef
  82
  83 define toupper
  84 $(shell echo $(1) | tr '[:lower:]' '[:upper:]')
  85 endef
  86
  87 # pad to 4k, 8k, 16k, 64k, 128k, 256k and add jffs2 end-of-filesystem mark
  88 define prepare_generic_squashfs
  89         $(STAGING_DIR_HOST)/bin/padjffs2 $(1) 4 8 16 64 128 256
  90 endef
  91
  92 define Image/BuildKernel/Initramfs
  93         $(call Image/Build/Initramfs)
  94 endef
  95
  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)
  99 endef
 100
 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
 106 endef
 107
 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 '/^.+$$$$/'
 110                 $(call add_jffs2_mark,$(KDIR)/root.jffs2-$(2))
 111 endef
 112
 113 define Image/mkfs/jffs2/sub-raw
 114                 $(STAGING_DIR_HOST)/bin/mkfs.jffs2 $(3) -e $(patsubst %k,%KiB,$(1)) -o $(KDIR)/root.jffs2-$(2)-raw -d $(TARGET_DIR) -v 2>&1 1>/dev/null | awk '/^.+$$$$/'
 115 endef
 116
 117 define Image/mkfs/jffs2/template
 118   Image/mkfs/jffs2-$(1) = $$(call Image/mkfs/jffs2/sub,$(1),$(1),$(JFFS2OPTS))
 119   Image/mkfs/jffs2-$(1)-raw = $$(call Image/mkfs/jffs2/sub-raw,$(1),$(1),$(JFFS2OPTS))
 120
 121 endef
 122
 123 define Image/mkfs/jffs2-nand/template
 124   Image/mkfs/jffs2-nand-$(1) = \
 125         $$(call Image/mkfs/jffs2/sub, \
 126                 $(word 2,$(subst -, ,$(1))),nand-$(1), \
 127                         $(JFFS2OPTS) --no-cleanmarkers --pagesize=$(word 1,$(subst -, ,$(1))))
 128
 129 endef
 130
 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))))
 133
 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)
 136 endef
 137
 138 # $(1): board name
 139 # $(2): rootfs type
 140 # $(3): kernel image
 141 ifneq ($(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))
 149    endef
 150
 151 # $(1) board name
 152 # $(2) ubinize-image options (e.g. --uboot-env and/or --kernel kernelimage)
 153 # $(3) rootfstype (e.g. squashfs or ubifs)
 154 # $(4) options to pass-through to ubinize (i.e. $($(PROFILE)_UBI_OPTS)))
 155    define Image/Build/UbinizeImage
 156         sh $(TOPDIR)/scripts/ubinize-image.sh $(2) \
 157                 "$(KDIR)/root.$(3)" \
 158                 "$(KDIR)/$(IMG_PREFIX)-$(1)-$(3)-ubinized.bin" \
 159                 $(4)
 160    endef
 161
 162 endif
 163
 164 ifneq ($(CONFIG_TARGET_ROOTFS_UBIFS),)
 165     define Image/mkfs/ubifs/generate
 166         $(CP) ./ubinize$(1).cfg $(KDIR)
 167         ( cd $(KDIR); \
 168                 $(STAGING_DIR_HOST)/bin/ubinize \
 169                 $(if $($(PROFILE)_UBI_OPTS), \
 170                         $(shell echo $($(PROFILE)_UBI_OPTS)), \
 171                         $(shell echo $(UBI_OPTS)) \
 172                 ) \
 173                 -o $(KDIR)/root$(1).ubi \
 174                 ubinize$(1).cfg \
 175         )
 176     endef
 177
 178     define Image/mkfs/ubifs
 179
 180         ifneq ($($(PROFILE)_UBIFS_OPTS)$(UBIFS_OPTS),)
 181                 $(STAGING_DIR_HOST)/bin/mkfs.ubifs \
 182                         $(if $($(PROFILE)_UBIFS_OPTS), \
 183                                 $(shell echo $($(PROFILE)_UBIFS_OPTS)), \
 184                                 $(shell echo $(UBIFS_OPTS)) \
 185                         ) \
 186                         $(if $(CONFIG_TARGET_UBIFS_FREE_SPACE_FIXUP),--space-fixup) \
 187                         $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_NONE),--force-compr=none) \
 188                         $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_LZO),--force-compr=lzo) \
 189                         $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_ZLIB),--force-compr=zlib) \
 190                         $(if $(shell echo $(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)),--jrn-size=$(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)) \
 191                         --squash-uids \
 192                         -o $(KDIR)/root.ubifs \
 193                         -d $(TARGET_DIR)
 194         endif
 195         $(call Image/Build,ubifs)
 196
 197         ifneq ($($(PROFILE)_UBI_OPTS)$(UBI_OPTS),)
 198                 $(if $(wildcard ./ubinize.cfg),$(call Image/mkfs/ubifs/generate,))
 199                 $(if $(wildcard ./ubinize-overlay.cfg),$(call Image/mkfs/ubifs/generate,-overlay))
 200         endif
 201         $(if $(wildcard ./ubinize.cfg),$(call Image/Build,ubi))
 202     endef
 203 endif
 204
 205 define Image/mkfs/cpiogz
 206         ( cd $(TARGET_DIR); find . | cpio -o -H newc | gzip -9 >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz )
 207 endef
 208
 209 define Image/mkfs/targz
 210         $(TAR) -czpf $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE),-$(PROFILE))-rootfs.tar.gz --numeric-owner --owner=0 --group=0 -C $(TARGET_DIR)/ .
 211 endef
 212
 213 E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024*1024/$(CONFIG_TARGET_EXT4_BLOCKSIZE))))
 214
 215 define Image/mkfs/ext4
 216 # generate an ext2 fs
 217         $(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 # convert it to ext4
 219         $(STAGING_DIR_HOST)/bin/tune2fs $(if $(CONFIG_TARGET_EXT4_JOURNAL),-j) -O extents,uninit_bg,dir_index $(KDIR)/root.ext4
 220 # fix it up
 221         $(STAGING_DIR_HOST)/bin/e2fsck -fy $(KDIR)/root.ext4
 222 endef
 223
 224 define Image/mkfs/prepare/default
 225         # Use symbolic permissions to avoid clobbering SUID/SGID/sticky bits
 226         - $(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
 227         - $(FIND) $(TARGET_DIR) -type f -perm +0100 -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
 228         - $(FIND) $(TARGET_DIR) -type d -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
 229         $(INSTALL_DIR) $(TARGET_DIR)/tmp $(TARGET_DIR)/overlay
 230         chmod 1777 $(TARGET_DIR)/tmp
 231 endef
 232
 233 define Image/mkfs/prepare
 234         $(call Image/mkfs/prepare/default)
 235 endef
 236
 237
 238 define Image/Checksum
 239         ( cd ${BIN_DIR} ; \
 240                 $(FIND) -maxdepth 1 -type f \! -name 'md5sums'  -printf "%P\n" | sort | xargs \
 241                 md5sum --binary > md5sums \
 242         )
 243 endef
 244
 245 define BuildImage/mkfs
 246   install: mkfs-$(1)
 247   .PHONY: mkfs-$(1)
 248   mkfs-$(1): mkfs_prepare
 249         $(Image/mkfs/$(1))
 250
 251 endef
 252
 253 define BuildImage
 254
 255   download:
 256   prepare:
 257   compile:
 258   clean:
 259   image_prepare:
 260
 261   ifeq ($(IB),)
 262     .PHONY: download prepare compile clean image_prepare mkfs_prepare kernel_prepare install
 263     compile:
 264                 $(call Build/Compile)
 265
 266     clean:
 267                 $(call Build/Clean)
 268
 269     image_prepare: compile
 270                 $(call Image/Prepare)
 271   endif
 272
 273   mkfs_prepare: image_prepare
 274         $(call Image/mkfs/prepare)
 275
 276   kernel_prepare: mkfs_prepare
 277         $(call Image/BuildKernel)
 278         $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Image/BuildKernel/Initramfs))
 279         $(call Image/InstallKernel)
 280
 281   $(foreach fs,$(TARGET_FILESYSTEMS) $(fs-subtypes-y),$(call BuildImage/mkfs,$(fs)))
 282
 283   install: kernel_prepare
 284         $(foreach fs,$(TARGET_FILESYSTEMS),
 285                 $(call Image/Build,$(fs))
 286         )
 287         $(call Image/mkfs/ubifs)
 288         $(call Image/Checksum)
 289
 290 endef