IMG_PREFIX:=openwrt-$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET))
-ifneq ($(CONFIG_BIG_ENDIAN),y)
-JFFS2OPTS := --pad --little-endian --squash -v
-SQUASHFS_OPTS := -le
+ifneq ($(CONFIG_BIG_ENDIAN),)
+ JFFS2OPTS := --pad --big-endian --squash -v
else
-JFFS2OPTS := --pad --big-endian --squash -v
-SQUASHFS_OPTS := -be
+ JFFS2OPTS := --pad --little-endian --squash -v
endif
ifeq ($(CONFIG_JFFS2_RTIME),y)
-JFFS2OPTS+= -X rtime
+ JFFS2OPTS += -X rtime
endif
ifeq ($(CONFIG_JFFS2_ZLIB),y)
-JFFS2OPTS+= -X zlib
+ JFFS2OPTS += -X zlib
endif
ifeq ($(CONFIG_JFFS2_LZMA),y)
-JFFS2OPTS+= -X lzma --compression-mode=size
+ JFFS2OPTS += -X lzma --compression-mode=size
endif
ifneq ($(CONFIG_JFFS2_RTIME),y)
-JFFS2OPTS+= -x rtime
+ JFFS2OPTS += -x rtime
endif
ifneq ($(CONFIG_JFFS2_ZLIB),y)
-JFFS2OPTS+= -x zlib
+ JFFS2OPTS += -x zlib
endif
ifneq ($(CONFIG_JFFS2_LZMA),y)
-JFFS2OPTS+= -x lzma
+ JFFS2OPTS += -x lzma
endif
-ifneq ($(CONFIG_LINUX_2_4)$(CONFIG_LINUX_2_6_25),)
-USE_SQUASHFS3 := y
+LZMA_XZ_OPTIONS := -Xpreset 9 -Xe -Xlc 0 -Xlp 2 -Xpb 2
+ifeq ($(CONFIG_SQUASHFS_LZMA),y)
+ SQUASHFSCOMP := lzma $(LZMA_XZ_OPTIONS)
endif
-
-ifneq ($(USE_SQUASHFS3),)
-MKSQUASHFS_CMD := $(STAGING_DIR_HOST)/bin/mksquashfs-lzma
-else
-MKSQUASHFS_CMD := $(STAGING_DIR_HOST)/bin/mksquashfs4
-SQUASHFS_OPTS := -comp lzma -processors 1
+ifeq ($(CONFIG_SQUASHFS_XZ),y)
+ SQUASHFSCOMP := xz $(LZMA_XZ_OPTIONS)
endif
JFFS2_BLOCKSIZE ?= 64k 128k
echo -ne '\xde\xad\xc0\xde' >> $(1)
endef
-# pad to 4k, 8k, 64k, 128k and add jffs2 end-of-filesystem mark
+# pad to 4k, 8k, 64k, 128k 256k and add jffs2 end-of-filesystem mark
define prepare_generic_squashfs
- dd if=$(1) of=$(KDIR)/tmpfile.0 bs=4k conv=sync
- $(call add_jffs2_mark,$(KDIR)/tmpfile.0)
- dd if=$(KDIR)/tmpfile.0 of=$(KDIR)/tmpfile.1 bs=4k conv=sync
- $(call add_jffs2_mark,$(KDIR)/tmpfile.1)
- dd if=$(KDIR)/tmpfile.1 of=$(KDIR)/tmpfile.2 bs=64k conv=sync
- $(call add_jffs2_mark,$(KDIR)/tmpfile.2)
- dd if=$(KDIR)/tmpfile.2 of=$(1) bs=64k conv=sync
- $(call add_jffs2_mark,$(1))
- rm -f $(KDIR)/tmpfile.*
+ $(STAGING_DIR_HOST)/bin/padjffs2 $(1) 4 8 64 128 256
endef
-ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
- ifeq ($(CONFIG_TARGET_ROOTFS_JFFS2),y)
+
+ifneq ($(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 '/^.+$$$$/'
endef
endif
- ifeq ($(CONFIG_TARGET_ROOTFS_SQUASHFS),y)
+ ifneq ($(CONFIG_TARGET_ROOTFS_SQUASHFS),)
define Image/mkfs/squashfs
@mkdir -p $(TARGET_DIR)/overlay
- $(MKSQUASHFS_CMD) $(TARGET_DIR) $(KDIR)/root.squashfs -nopad -noappend -root-owned $(SQUASHFS_OPTS)
+ $(STAGING_DIR_HOST)/bin/mksquashfs4 $(TARGET_DIR) $(KDIR)/root.squashfs -nopad -noappend -root-owned -comp $(SQUASHFSCOMP) -processors 1
$(call Image/Build,squashfs)
endef
endif
- ifeq ($(CONFIG_TARGET_ROOTFS_UBIFS),y)
+ ifneq ($(CONFIG_TARGET_ROOTFS_UBIFS),)
define Image/mkfs/ubifs
$(CP) ./ubinize.cfg $(KDIR)
$(STAGING_DIR_HOST)/bin/mkfs.ubifs $(UBIFS_OPTS) -o $(KDIR)/root.ubifs -d $(TARGET_DIR)
$(call Image/Build,ubi)
endef
endif
-else
- define Image/BuildKernel
- cp $(KDIR)/vmlinux.elf $(BIN_DIR)/$(IMG_PREFIX)-vmlinux.elf
- $(call Image/Build/Initramfs)
- endef
-endif
-
-define Image/Checksum
- ( cd ${BIN_DIR} ; \
- $(FIND) -maxdepth 1 -type f \! -name 'md5sums' -printf "%P\n" | sort | xargs \
- md5sum --binary > md5sums \
- )
-endef
+endif
-ifeq ($(CONFIG_TARGET_ROOTFS_CPIOGZ),y)
+ifneq ($(CONFIG_TARGET_ROOTFS_CPIOGZ),)
define Image/mkfs/cpiogz
( cd $(TARGET_DIR); find . | cpio -o -H newc | gzip -9 >$(BIN_DIR)/$(IMG_PREFIX)-rootfs.cpio.gz )
endef
endif
-ifeq ($(CONFIG_TARGET_ROOTFS_TARGZ),y)
+ifneq ($(CONFIG_TARGET_ROOTFS_TARGZ),)
define Image/mkfs/targz
- $(TAR) -zcf $(BIN_DIR)/$(IMG_PREFIX)-rootfs.tar.gz --numeric-owner --owner=0 --group=0 -C $(TARGET_DIR)/ .
+ # Preserve permissions (-p) when building as non-root user
+ $(TAR) -czpf $(BIN_DIR)/$(IMG_PREFIX)-rootfs.tar.gz --numeric-owner --owner=0 --group=0 -C $(TARGET_DIR)/ .
endef
endif
-ifeq ($(CONFIG_TARGET_ROOTFS_EXT2FS),y)
- E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_FSPART)*1024)))
+ifneq ($(CONFIG_TARGET_ROOTFS_EXT4FS),)
+ E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024)))
- define Image/mkfs/ext2
- $(STAGING_DIR_HOST)/bin/genext2fs -U -b $(E2SIZE) -N $(CONFIG_TARGET_ROOTFS_MAXINODE) -d $(TARGET_DIR)/ $(KDIR)/root.ext2
- $(call Image/Build,ext2)
+ 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
+ $(call Image/Build,ext4)
endef
endif
-ifeq ($(CONFIG_TARGET_ROOTFS_ISO),y)
+ifneq ($(CONFIG_TARGET_ROOTFS_ISO),)
define Image/mkfs/iso
$(call Image/Build,iso)
endef
define Image/mkfs/prepare/default
- - $(FIND) $(TARGET_DIR) -type f -not -perm +0100 -not -name 'ssh_host*' -print0 | $(XARGS) -0 chmod 0644
- - $(FIND) $(TARGET_DIR) -type f -perm +0100 -print0 | $(XARGS) -0 chmod 0755
- - $(FIND) $(TARGET_DIR) -type d -print0 | $(XARGS) -0 chmod 0755
+ # 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
$(call Image/mkfs/prepare/default)
endef
+
+define Image/Checksum
+ ( cd ${BIN_DIR} ; \
+ $(FIND) -maxdepth 1 -type f \! -name 'md5sums' -printf "%P\n" | sort | xargs \
+ md5sum --binary > md5sums \
+ )
+endef
+
+
define BuildImage
-download:
-prepare:
-ifneq ($(IB),1)
- compile: compile-targets FORCE
- $(call Build/Compile)
-else
- compile:
-endif
-ifneq ($(IB),1)
- install: compile install-targets FORCE
- $(call Image/Prepare)
- $(call Image/mkfs/prepare)
- $(call Image/BuildKernel)
- $(call Image/mkfs/jffs2)
- $(call Image/mkfs/squashfs)
- $(call Image/mkfs/targz)
- $(call Image/mkfs/cpiogz)
- $(call Image/mkfs/ext2)
- $(call Image/mkfs/iso)
- $(call Image/mkfs/ubifs)
- $(call Image/Checksum)
-else
- install: compile install-targets
- $(call Image/BuildKernel)
- $(call Image/mkfs/jffs2)
- $(call Image/mkfs/squashfs)
- $(call Image/mkfs/targz)
- $(call Image/mkfs/cpiogz)
- $(call Image/mkfs/ext2)
- $(call Image/mkfs/iso)
- $(call Image/mkfs/ubifs)
- $(call Image/Checksum)
-endif
+ download:
+ prepare:
-ifneq ($(IB),1)
- clean: clean-targets
- $(call Build/Clean)
-else
- clean:
-endif
+ ifeq ($(IB),)
+ compile: compile-targets FORCE
+ $(call Build/Compile)
+ else
+ compile:
+ endif
-compile-targets:
-install-targets:
-clean-targets:
-endef
+ ifeq ($(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