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[openwrt.git] / include / image.mk

diff --git a/include/image.mk b/include/image.mk
index 6805389..473e391 100644 (file)
--- a/include/image.mk
+++ b/include/image.mk
@@ -1,101 +1,214 @@
-# 
-# Copyright (C) 2006 OpenWrt.org
+#
+# Copyright (C) 2006-2010 OpenWrt.org

 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
 #
 
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
 #
 

+override TARGET_BUILD=
+include $(INCLUDE_DIR)/prereq.mk

 include $(INCLUDE_DIR)/kernel.mk
 include $(INCLUDE_DIR)/kernel.mk

-KDIR:=$(BUILD_DIR)/linux-$(KERNEL)-$(BOARD)
+include $(INCLUDE_DIR)/host.mk
+
+.NOTPARALLEL:
+override MAKEFLAGS=
+override MAKE:=$(SUBMAKE)
+KDIR=$(KERNEL_BUILD_DIR)

 
 

-ifneq ($(CONFIG_BIG_ENDIAN),y)
-JFFS2OPTS     :=  --pad --little-endian --squash
-SQUASHFS_OPTS :=  -le
+IMG_PREFIX:=openwrt-$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET))
+
+ifneq ($(CONFIG_BIG_ENDIAN),)
+  JFFS2OPTS     :=  --pad --big-endian --squash -v

 else
 else

-JFFS2OPTS     :=  --pad --big-endian --squash
-SQUASHFS_OPTS :=  -be
+  JFFS2OPTS     :=  --pad --little-endian --squash -v
+endif
+
+ifeq ($(CONFIG_JFFS2_RTIME),y)
+  JFFS2OPTS += -X rtime
+endif
+ifeq ($(CONFIG_JFFS2_ZLIB),y) 
+  JFFS2OPTS += -X zlib
+endif
+ifeq ($(CONFIG_JFFS2_LZMA),y)
+  JFFS2OPTS += -X lzma --compression-mode=size
+endif
+ifneq ($(CONFIG_JFFS2_RTIME),y)
+  JFFS2OPTS +=  -x rtime
+endif
+ifneq ($(CONFIG_JFFS2_ZLIB),y)
+  JFFS2OPTS += -x zlib
+endif
+ifneq ($(CONFIG_JFFS2_LZMA),y)
+  JFFS2OPTS += -x lzma
+endif
+
+SQUASHFS_BLOCKSIZE := 256k
+SQUASHFSOPT := -b $(SQUASHFS_BLOCKSIZE)
+SQUASHFSCOMP := gzip
+LZMA_XZ_OPTIONS := -Xpreset 9 -Xe -Xlc 0 -Xlp 2 -Xpb 2
+ifeq ($(CONFIG_SQUASHFS_LZMA),y)
+  SQUASHFSCOMP := lzma $(LZMA_XZ_OPTIONS)
+endif
+ifeq ($(CONFIG_SQUASHFS_XZ),y)
+  SQUASHFSCOMP := xz $(LZMA_XZ_OPTIONS)

 endif
 
 endif
 

-ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
-  ifeq ($(CONFIG_TARGET_ROOTFS_JFFS2),y)
+JFFS2_BLOCKSIZE ?= 64k 128k
+
+define add_jffs2_mark
+       echo -ne '\xde\xad\xc0\xde' >> $(1)
+endef
+
+# pad to 4k, 8k, 64k, 128k 256k and add jffs2 end-of-filesystem mark
+define prepare_generic_squashfs
+       $(STAGING_DIR_HOST)/bin/padjffs2 $(1) 4 8 64 128 256
+endef
+
+
+ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),)
+
+  define Image/BuildKernel
+               cp $(KDIR)/vmlinux.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux.elf
+               $(call Image/Build/Initramfs)
+  endef
+
+else
+
+  ifneq ($(CONFIG_TARGET_ROOTFS_JFFS2),)
+    define Image/mkfs/jffs2/sub
+               # FIXME: removing this line will cause strange behaviour in the foreach loop below
+               $(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 '/^.+$$$$/'
+               $(call add_jffs2_mark,$(KDIR)/root.jffs2-$(1))
+               $(call Image/Build,jffs2-$(1))
+    endef

     define Image/mkfs/jffs2
     define Image/mkfs/jffs2

-               rm -rf $(BUILD_DIR)/root/jffs
-               
-               $(STAGING_DIR)/bin/mkfs.jffs2 $(JFFS2OPTS) -e 0x10000 -o $(KDIR)/root.jffs2-64k -d $(BUILD_DIR)/root
-               $(STAGING_DIR)/bin/mkfs.jffs2 $(JFFS2OPTS) -e 0x20000 -o $(KDIR)/root.jffs2-128k -d $(BUILD_DIR)/root
-
-               # add End-of-Filesystem markers
-               echo -ne '\xde\xad\xc0\xde' >> $(KDIR)/root.jffs2-64k
-               echo -ne '\xde\xad\xc0\xde' >> $(KDIR)/root.jffs2-128k
-       
-               $(call Image/Build,jffs2-64k)
-               $(call Image/Build,jffs2-128k)
+               $(foreach SZ,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/sub,$(SZ)))

     endef
   endif
     endef
   endif

-    
-  ifeq ($(CONFIG_TARGET_ROOTFS_SQUASHFS),y)
+
+  ifneq ($(CONFIG_TARGET_ROOTFS_SQUASHFS),)

     define Image/mkfs/squashfs
     define Image/mkfs/squashfs

-               @mkdir -p $(BUILD_DIR)/root/jffs
-               $(STAGING_DIR)/bin/mksquashfs-lzma $(BUILD_DIR)/root $(KDIR)/root.squashfs -nopad -noappend -root-owned $(SQUASHFS_OPTS)
+               @mkdir -p $(TARGET_DIR)/overlay
+               $(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)

                $(call Image/Build,squashfs)
     endef
   endif
                $(call Image/Build,squashfs)
     endef
   endif

-    
-  ifeq ($(CONFIG_TARGET_ROOTFS_TGZ),y)
-    define Image/mkfs/tgz
-               tar -zcf $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-rootfs.tgz --owner=root --group=root -C $(BUILD_DIR)/root/ .
+
+  ifneq ($(CONFIG_TARGET_ROOTFS_UBIFS),)
+    define Image/mkfs/ubifs
+               $(CP) ./ubinize.cfg $(KDIR)
+               $(STAGING_DIR_HOST)/bin/mkfs.ubifs $(UBIFS_OPTS) -o $(KDIR)/root.ubifs -d $(TARGET_DIR)
+               (cd $(KDIR); \
+               $(STAGING_DIR_HOST)/bin/ubinize $(UBINIZE_OPTS) -o $(KDIR)/root.ubi ubinize.cfg)
+               $(call Image/Build,ubi)

     endef
   endif
     endef
   endif

-  
-  
+

 endif
 
 endif
 

+ifneq ($(CONFIG_TARGET_ROOTFS_CPIOGZ),)
+  define Image/mkfs/cpiogz
+               ( cd $(TARGET_DIR); find . | cpio -o -H newc | gzip -9 >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz )
+  endef
+endif

 
 

-ifeq ($(CONFIG_TARGET_ROOTFS_EXT2FS),y)
-  E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_FSPART)*1024)))
-  
-  define Image/mkfs/ext2
-               $(STAGING_DIR)/bin/genext2fs -q -b $(E2SIZE) -I 1500 -d $(BUILD_DIR)/root/ $(KDIR)/root.ext2
-               $(call Image/Build,ext2)
+ifneq ($(CONFIG_TARGET_ROOTFS_TARGZ),)
+  define Image/mkfs/targz
+               # Preserve permissions (-p) when building as non-root user
+               $(TAR) -czpf $(BIN_DIR)/$(IMG_PREFIX)-rootfs.tar.gz --numeric-owner --owner=0 --group=0 -C $(TARGET_DIR)/ .
+  endef
+endif
+
+ifneq ($(CONFIG_TARGET_ROOTFS_EXT4FS),)
+  E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024)))
+
+  define Image/mkfs/ext4
+# generate an ext2 fs
+       $(STAGING_DIR_HOST)/bin/genext2fs -U -b $(E2SIZE) -N $(CONFIG_TARGET_ROOTFS_MAXINODE) -d $(TARGET_DIR)/ $(KDIR)/root.ext4
+# convert it to ext4
+       $(STAGING_DIR_HOST)/bin/tune2fs -O extents,uninit_bg,dir_index $(KDIR)/root.ext4
+# fix it up
+       $(STAGING_DIR_HOST)/bin/e2fsck -fy $(KDIR)/root.ext4
+       $(call Image/Build,ext4)
+  endef
+endif
+
+ifneq ($(CONFIG_TARGET_ROOTFS_ISO),)
+  define Image/mkfs/iso
+               $(call Image/Build,iso)

   endef
 endif
 
 
 define Image/mkfs/prepare/default
   endef
 endif
 
 
 define Image/mkfs/prepare/default

-       find $(BUILD_DIR)/root -type f -not -perm +0100 -not -name 'ssh_host*' | xargs chmod 0644
-       find $(BUILD_DIR)/root -type f -perm +0100 | xargs chmod 0755
-       find $(BUILD_DIR)/root -type d | xargs chmod 0755
-       mkdir -p $(BUILD_DIR)/root/tmp
-       chmod 0777 $(BUILD_DIR)/root/tmp
+       # Use symbolic permissions to avoid clobbering SUID/SGID/sticky bits
+       - $(FIND) $(TARGET_DIR) -type f -not -perm +0100 -not -name 'ssh_host*' -print0 | $(XARGS) -0 chmod u+rw,g+r,o+r
+       - $(FIND) $(TARGET_DIR) -type f -perm +0100 -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
+       - $(FIND) $(TARGET_DIR) -type d -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
+       $(INSTALL_DIR) $(TARGET_DIR)/tmp
+       chmod 0777 $(TARGET_DIR)/tmp

 endef
 
 define Image/mkfs/prepare
        $(call Image/mkfs/prepare/default)
 endef
 
 endef
 
 define Image/mkfs/prepare
        $(call Image/mkfs/prepare/default)
 endef
 

-define BuildImage
-compile:
-       $(call Build/Compile)
-
-install:
-       $(call Image/Prepare)
-       $(call Image/mkfs/prepare)
-       $(call Image/BuildKernel)
-       $(call Image/mkfs/jffs2)
-       $(call Image/mkfs/squashfs)
-       $(call Image/mkfs/tgz)
-       $(call Image/mkfs/ext2)
-       
-clean:
-       $(call Build/Clean)
+
+define Image/Checksum
+       ( cd ${BIN_DIR} ; \
+               $(FIND) -maxdepth 1 -type f \! -name 'md5sums'  -printf "%P\n" | sort | xargs \
+               md5sum --binary > md5sums \
+       )

 endef
 
 endef
 

-compile-targets:
-install-targets:
-clean-targets:

 
 

-download:
-prepare:
-compile: compile-targets
-install: compile install-targets
-clean: clean-targets
+define BuildImage
+
+  download:
+  prepare:
+
+  ifeq ($(IB),)
+    compile: compile-targets FORCE
+               $(call Build/Compile)
+  else
+    compile:
+  endif
+
+  ifeq ($(IB),)
+    install: compile install-targets FORCE
+               $(call Image/Prepare)
+               $(call Image/mkfs/prepare)
+               $(call Image/BuildKernel)
+               $(call Image/mkfs/cpiogz)
+               $(call Image/mkfs/targz)
+               $(call Image/mkfs/ext4)
+               $(call Image/mkfs/iso)
+               $(call Image/mkfs/jffs2)
+               $(call Image/mkfs/squashfs)
+               $(call Image/mkfs/ubifs)
+               $(call Image/Checksum)
+  else
+    install: compile install-targets
+               $(call Image/BuildKernel)
+               $(call Image/mkfs/cpiogz)
+               $(call Image/mkfs/targz)
+               $(call Image/mkfs/ext4)
+               $(call Image/mkfs/iso)
+               $(call Image/mkfs/jffs2)
+               $(call Image/mkfs/squashfs)
+               $(call Image/mkfs/ubifs)
+               $(call Image/Checksum)
+  endif
+
+  ifeq ($(IB),)
+    clean: clean-targets
+               $(call Build/Clean)
+  else
+    clean:
+  endif
+
+  compile-targets:
+  install-targets:
+  clean-targets:
+
+endef