image.mk 8.9 KB

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  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. override TARGET_BUILD=
  8. include $(INCLUDE_DIR)/prereq.mk
  9. include $(INCLUDE_DIR)/kernel.mk
  10. include $(INCLUDE_DIR)/host.mk
  11. override MAKE:=$(_SINGLE)$(SUBMAKE)
  12. override NO_TRACE_MAKE:=$(_SINGLE)$(NO_TRACE_MAKE)
  13. KDIR=$(KERNEL_BUILD_DIR)
  14. DTS_DIR:=$(LINUX_DIR)/arch/$(ARCH)/boot/dts/
  15. IMG_PREFIX:=librecmc-$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET))
  16. MKFS_DEVTABLE_OPT := -D $(INCLUDE_DIR)/device_table.txt
  17. ifneq ($(CONFIG_BIG_ENDIAN),)
  18. JFFS2OPTS := --big-endian --squash-uids -v
  19. else
  20. JFFS2OPTS := --little-endian --squash-uids -v
  21. endif
  22. ifeq ($(CONFIG_JFFS2_RTIME),y)
  23. JFFS2OPTS += -X rtime
  24. endif
  25. ifeq ($(CONFIG_JFFS2_ZLIB),y)
  26. JFFS2OPTS += -X zlib
  27. endif
  28. ifeq ($(CONFIG_JFFS2_LZMA),y)
  29. JFFS2OPTS += -X lzma --compression-mode=size
  30. endif
  31. ifneq ($(CONFIG_JFFS2_RTIME),y)
  32. JFFS2OPTS += -x rtime
  33. endif
  34. ifneq ($(CONFIG_JFFS2_ZLIB),y)
  35. JFFS2OPTS += -x zlib
  36. endif
  37. ifneq ($(CONFIG_JFFS2_LZMA),y)
  38. JFFS2OPTS += -x lzma
  39. endif
  40. JFFS2OPTS += $(MKFS_DEVTABLE_OPT)
  41. SQUASHFS_BLOCKSIZE := $(CONFIG_TARGET_SQUASHFS_BLOCK_SIZE)k
  42. SQUASHFSOPT := -b $(SQUASHFS_BLOCKSIZE)
  43. SQUASHFSOPT += -p '/dev d 755 0 0' -p '/dev/console c 600 0 0 5 1'
  44. SQUASHFSCOMP := gzip
  45. LZMA_XZ_OPTIONS := -Xpreset 9 -Xe -Xlc 0 -Xlp 2 -Xpb 2
  46. ifeq ($(CONFIG_SQUASHFS_LZMA),y)
  47. SQUASHFSCOMP := lzma $(LZMA_XZ_OPTIONS)
  48. endif
  49. ifeq ($(CONFIG_SQUASHFS_XZ),y)
  50. ifneq ($(filter arm x86 powerpc sparc,$(LINUX_KARCH)),)
  51. BCJ_FILTER:=-Xbcj $(LINUX_KARCH)
  52. endif
  53. SQUASHFSCOMP := xz $(LZMA_XZ_OPTIONS) $(BCJ_FILTER)
  54. endif
  55. JFFS2_BLOCKSIZE ?= 64k 128k
  56. fs-types-$(CONFIG_TARGET_ROOTFS_SQUASHFS) += squashfs
  57. fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addprefix jffs2-,$(JFFS2_BLOCKSIZE))
  58. fs-types-$(CONFIG_TARGET_ROOTFS_JFFS2_NAND) += $(addprefix jffs2-nand-,$(NAND_BLOCKSIZE))
  59. fs-types-$(CONFIG_TARGET_ROOTFS_EXT4FS) += ext4
  60. fs-types-$(CONFIG_TARGET_ROOTFS_ISO) += iso
  61. fs-subtypes-$(CONFIG_TARGET_ROOTFS_JFFS2) += $(addsuffix -raw,$(addprefix jffs2-,$(JFFS2_BLOCKSIZE)))
  62. fs-subtypes-$(CONFIG_TARGET_ROOTFS_CPIOGZ) += cpiogz
  63. fs-subtypes-$(CONFIG_TARGET_ROOTFS_TARGZ) += targz
  64. TARGET_FILESYSTEMS := $(fs-types-y)
  65. define add_jffs2_mark
  66. echo -ne '\xde\xad\xc0\xde' >> $(1)
  67. endef
  68. define toupper
  69. $(shell echo $(1) | tr '[:lower:]' '[:upper:]')
  70. endef
  71. # pad to 4k, 8k, 16k, 64k, 128k, 256k and add jffs2 end-of-filesystem mark
  72. define prepare_generic_squashfs
  73. $(STAGING_DIR_HOST)/bin/padjffs2 $(1) 4 8 16 64 128 256
  74. endef
  75. define Image/BuildKernel/Initramfs
  76. cp $(KDIR)/vmlinux-initramfs.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux-initramfs.elf
  77. $(call Image/Build/Initramfs)
  78. endef
  79. define Image/BuildKernel/MkuImage
  80. mkimage -A $(ARCH) -O linux -T kernel -C $(1) -a $(2) -e $(3) \
  81. -n '$(call toupper,$(ARCH)) libreCMC Linux-$(LINUX_VERSION)' -d $(4) $(5)
  82. endef
  83. define Image/BuildKernel/MkFIT
  84. $(TOPDIR)/scripts/mkits.sh \
  85. -D $(1) -o $(KDIR)/fit-$(1).its -k $(2) -d $(3) -C $(4) -a $(5) -e $(6) \
  86. -A $(ARCH) -v $(LINUX_VERSION)
  87. PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $(KDIR)/fit-$(1).its $(KDIR)/fit-$(1)$(7).itb
  88. endef
  89. define Image/mkfs/jffs2/sub
  90. $(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 '/^.+$$$$/'
  91. $(call add_jffs2_mark,$(KDIR)/root.jffs2-$(2))
  92. endef
  93. define Image/mkfs/jffs2/sub-raw
  94. $(STAGING_DIR_HOST)/bin/mkfs.jffs2 $(3) -e $(patsubst %k,%KiB,$(1)) -o $(KDIR)/root.jffs2-$(2)-raw -d $(TARGET_DIR) -v 2>&1 1>/dev/null | awk '/^.+$$$$/'
  95. endef
  96. define Image/mkfs/jffs2/template
  97. Image/mkfs/jffs2-$(1) = $$(call Image/mkfs/jffs2/sub,$(1),$(1),$(JFFS2OPTS))
  98. Image/mkfs/jffs2-$(1)-raw = $$(call Image/mkfs/jffs2/sub-raw,$(1),$(1),$(JFFS2OPTS))
  99. endef
  100. define Image/mkfs/jffs2-nand/template
  101. Image/mkfs/jffs2-nand-$(1) = \
  102. $$(call Image/mkfs/jffs2/sub, \
  103. $(word 2,$(subst -, ,$(1))),nand-$(1), \
  104. $(JFFS2OPTS) --no-cleanmarkers --pagesize=$(word 1,$(subst -, ,$(1))))
  105. endef
  106. $(eval $(foreach S,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/template,$(S))))
  107. $(eval $(foreach S,$(NAND_BLOCKSIZE),$(call Image/mkfs/jffs2-nand/template,$(S))))
  108. define Image/mkfs/squashfs
  109. $(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)
  110. endef
  111. # $(1): board name
  112. # $(2): rootfs type
  113. # $(3): kernel image
  114. ifneq ($(CONFIG_NAND_SUPPORT),)
  115. define Image/Build/SysupgradeNAND
  116. mkdir -p "$(KDIR_TMP)/sysupgrade-$(1)/"
  117. echo "BOARD=$(1)" > "$(KDIR_TMP)/sysupgrade-$(1)/CONTROL"
  118. [ -z "$(2)" ] || $(CP) "$(KDIR)/root.$(2)" "$(KDIR_TMP)/sysupgrade-$(1)/root"
  119. [ -z "$(3)" ] || $(CP) "$(3)" "$(KDIR_TMP)/sysupgrade-$(1)/kernel"
  120. (cd "$(KDIR_TMP)"; $(TAR) cvf \
  121. "$(BIN_DIR)/$(IMG_PREFIX)-$(1)-$(2)-sysupgrade.tar" sysupgrade-$(1))
  122. endef
  123. # $(1) board name
  124. # $(2) ubinize-image options (e.g. --uboot-env and/or --kernel kernelimage)
  125. # $(3) rootfstype (e.g. squashfs or ubifs)
  126. # $(4) options to pass-through to ubinize (i.e. $($(PROFILE)_UBI_OPTS)))
  127. define Image/Build/UbinizeImage
  128. sh $(TOPDIR)/scripts/ubinize-image.sh $(2) \
  129. "$(KDIR)/root.$(3)" \
  130. "$(BIN_DIR)/$(IMG_PREFIX)-$(1)-$(3)-ubinized.bin" \
  131. $(4)
  132. endef
  133. endif
  134. ifneq ($(CONFIG_TARGET_ROOTFS_UBIFS),)
  135. define Image/mkfs/ubifs/generate
  136. $(CP) ./ubinize$(1).cfg $(KDIR)
  137. ( cd $(KDIR); \
  138. $(STAGING_DIR_HOST)/bin/ubinize \
  139. $(if $($(PROFILE)_UBI_OPTS), \
  140. $(shell echo $($(PROFILE)_UBI_OPTS)), \
  141. $(shell echo $(UBI_OPTS)) \
  142. ) \
  143. -o $(KDIR)/root$(1).ubi \
  144. ubinize$(1).cfg \
  145. )
  146. endef
  147. define Image/mkfs/ubifs
  148. ifneq ($($(PROFILE)_UBIFS_OPTS)$(UBIFS_OPTS),)
  149. $(STAGING_DIR_HOST)/bin/mkfs.ubifs \
  150. $(if $($(PROFILE)_UBIFS_OPTS), \
  151. $(shell echo $($(PROFILE)_UBIFS_OPTS)), \
  152. $(shell echo $(UBIFS_OPTS)) \
  153. ) \
  154. $(if $(CONFIG_TARGET_UBIFS_FREE_SPACE_FIXUP),--space-fixup) \
  155. $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_NONE),--force-compr=none) \
  156. $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_LZO),--force-compr=lzo) \
  157. $(if $(CONFIG_TARGET_UBIFS_COMPRESSION_ZLIB),--force-compr=zlib) \
  158. $(if $(shell echo $(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)),--jrn-size=$(CONFIG_TARGET_UBIFS_JOURNAL_SIZE)) \
  159. --squash-uids \
  160. -o $(KDIR)/root.ubifs \
  161. -d $(TARGET_DIR)
  162. endif
  163. $(call Image/Build,ubifs)
  164. ifneq ($($(PROFILE)_UBI_OPTS)$(UBI_OPTS),)
  165. $(call Image/mkfs/ubifs/generate,)
  166. $(if $(wildcard ./ubinize-overlay.cfg),$(call Image/mkfs/ubifs/generate,-overlay))
  167. endif
  168. $(call Image/Build,ubi)
  169. endef
  170. endif
  171. define Image/mkfs/cpiogz
  172. ( cd $(TARGET_DIR); find . | cpio -o -H newc | gzip -9 >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz )
  173. endef
  174. define Image/mkfs/targz
  175. $(TAR) -czpf $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE),-$(PROFILE))-rootfs.tar.gz --numeric-owner --owner=0 --group=0 -C $(TARGET_DIR)/ .
  176. endef
  177. E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024*1024/$(CONFIG_TARGET_EXT4_BLOCKSIZE))))
  178. define Image/mkfs/ext4
  179. # generate an ext2 fs
  180. $(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)
  181. # convert it to ext4
  182. $(STAGING_DIR_HOST)/bin/tune2fs $(if $(CONFIG_TARGET_EXT4_JOURNAL),-j) -O extents,uninit_bg,dir_index $(KDIR)/root.ext4
  183. # fix it up
  184. $(STAGING_DIR_HOST)/bin/e2fsck -fy $(KDIR)/root.ext4
  185. endef
  186. define Image/mkfs/prepare/default
  187. # Use symbolic permissions to avoid clobbering SUID/SGID/sticky bits
  188. - $(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
  189. - $(FIND) $(TARGET_DIR) -type f -perm +0100 -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
  190. - $(FIND) $(TARGET_DIR) -type d -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
  191. $(INSTALL_DIR) $(TARGET_DIR)/tmp $(TARGET_DIR)/overlay
  192. chmod 1777 $(TARGET_DIR)/tmp
  193. endef
  194. define Image/mkfs/prepare
  195. $(call Image/mkfs/prepare/default)
  196. endef
  197. define Image/Checksum
  198. ( cd ${BIN_DIR} ; \
  199. $(FIND) -maxdepth 1 -type f \! -name 'md5sums' -printf "%P\n" | sort | xargs \
  200. md5sum --binary > md5sums \
  201. )
  202. endef
  203. define BuildImage/mkfs
  204. install: mkfs-$(1)
  205. .PHONY: mkfs-$(1)
  206. mkfs-$(1): mkfs_prepare
  207. $(Image/mkfs/$(1))
  208. endef
  209. define BuildImage
  210. download:
  211. prepare:
  212. compile:
  213. clean:
  214. image_prepare:
  215. ifeq ($(IB),)
  216. .PHONY: download prepare compile clean image_prepare mkfs_prepare kernel_prepare install
  217. compile:
  218. $(call Build/Compile)
  219. clean:
  220. $(call Build/Clean)
  221. image_prepare: compile
  222. $(call Image/Prepare)
  223. endif
  224. mkfs_prepare: image_prepare
  225. $(call Image/mkfs/prepare)
  226. kernel_prepare: mkfs_prepare
  227. $(call Image/BuildKernel)
  228. $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),$(call Image/BuildKernel/Initramfs))
  229. $(call Image/InstallKernel)
  230. $(foreach fs,$(TARGET_FILESYSTEMS) $(fs-subtypes-y),$(call BuildImage/mkfs,$(fs)))
  231. install: kernel_prepare
  232. $(foreach fs,$(TARGET_FILESYSTEMS),
  233. $(call Image/Build,$(fs))
  234. )
  235. $(call Image/mkfs/ubifs)
  236. $(call Image/Checksum)
  237. endef