$(call Image/Build,jffs2-$(1))
endef
define Image/mkfs/jffs2
- rm -rf $(TARGET_DIR)/jffs
$(foreach SZ,$(JFFS2_BLOCKSIZE),$(call Image/mkfs/jffs2/sub,$(SZ)))
endef
endif
ifeq ($(CONFIG_TARGET_ROOTFS_SQUASHFS),y)
define Image/mkfs/squashfs
- @mkdir -p $(TARGET_DIR)/jffs
+ @mkdir -p $(TARGET_DIR)/overlay
$(MKSQUASHFS_CMD) $(TARGET_DIR) $(KDIR)/root.squashfs -nopad -noappend -root-owned $(SQUASHFS_OPTS)
$(call Image/Build,squashfs)
endef
mkdir -p $(1)/dev
mkdir -p $(1)/etc/crontabs
mkdir -p $(1)/etc/rc.d
- mkdir -p $(1)/jffs
+ mkdir -p $(1)/overlay
mkdir -p $(1)/lib/firmware
$(if $(LIB_SUFFIX),-ln -s lib $(1)/lib$(LIB_SUFFIX))
mkdir -p $(1)/mnt
no_fo_mount_jffs() {
# initialize jffs2
- mount "$mtdpart" /jffs -t jffs2 || exit
+ mount "$mtdpart" /overlay -t jffs2 || exit
# workaround to ensure that union can attach properly
sync
- ls /jffs >/dev/null
+ ls /overlay >/dev/null
}
boot_hook_add no_fo no_fo_mount_jffs
# Copyright (C) 2010 Vertical Communications
skip_if_rootfs_mounted() {
- mount "$mtdpart" /rom/jffs -t jffs2 || exit
+ mount "$mtdpart" /rom/overlay -t jffs2 || exit
}
boot_hook_add switch2jffs skip_if_rootfs_mounted
no_fo_pivot() {
# switch to the new (empty) jffs2
- fopivot /jffs /rom 1
+ fopivot /overlay /rom 1
}
boot_hook_add no_fo no_fo_pivot
mount -o remount,ro none / 2>&-
# copy ramoverlay to jffs2
echo -n "copying files ... "
- cp -a /tmp/root/* /rom/jffs 2>&-
+ cp -a /tmp/root/* /rom/overlay 2>&-
echo "done"
}
pivot /rom /mnt
mount -o move /mnt /tmp/root
- # /jffs is the overlay
+ # /overlay is the overlay
# /rom is the readonly
- fopivot /jffs /rom
+ fopivot /overlay /rom
}
boot_hook_add switch2jffs with_fo_pivot
no_fo_cleanup() {
echo "done"
- umount -l /jffs
+ umount -l /overlay
umount -l /tmp/root
exit 0
}
{
cd $2
find . -xdev -type d
- echo "./dev ./jffs ./mnt ./proc ./tmp"
+ echo "./dev ./overlay ./mnt ./proc ./tmp"
# xdev skips mounted directories
cd $1
} | xargs mkdir -p
mount -o move $2/dev /dev
mount -o move $2/tmp /tmp
mount -o move $2/sys /sys 2>&-
- mount -o move $2/jffs /jffs 2>&-
mount -o move $2/overlay /overlay 2>&-
return 0
}
# Copyright (C) 2010 Vertical Communications
find_mount_jffs2() {
- mount "$(find_mtd_part rootfs_data)" /jffs -t jffs2
+ mkdir -p /tmp/overlay
+ mount "$(find_mtd_part rootfs_data)" /tmp/overlay -t jffs2
}
jffs2_not_mounted() {
rootfs_pivot() {
check_skip || jffs2_not_mounted || {
echo "switching to jffs2"
- fopivot /jffs /rom && pi_mount_skip_next=true
+ mount -o move /tmp/overlay /overlay 2>&-
+ fopivot /overlay /rom && pi_mount_skip_next=true
}
}
pivot() { # <new_root> <old_root>
mount | grep "on $1 type" 2>&- 1>&- || mount -o bind $1 $1
- mkdir -p $1$2 $1/proc $1/dev $1/tmp $1/jffs && \
+ mkdir -p $1$2 $1/proc $1/dev $1/tmp $1/overlay && \
mount -o move /proc $1/proc && \
pivot_root $1 $1$2 || {
umount $1 $1
}
mount -o move $2/dev /dev
mount -o move $2/tmp /tmp
- mount -o move $2/jffs /jffs 2>&-
+ mount -o move $2/overlay /overlay 2>&-
return 0
}
mount -o remount,ro /mnt
umount -l /mnt
- grep /jffs /proc/mounts > /dev/null && {
- mount -o remount,ro /jffs
- umount -l /jffs
+ grep /overlay /proc/mounts > /dev/null && {
+ mount -o remount,ro /overlay
+ umount -l /overlay
}
# spawn a new shell from ramdisk to reduce the probability of cache issues
boot_run_hook jffs2reset
else
mtd erase "$partname"
- mount "$mtdpart" /jffs -t jffs2
- fopivot /jffs /rom 1
+ mount "$mtdpart" /overlay -t jffs2
+ fopivot /overlay /rom 1
fi
fi
# extroot requires extroot and fstab config files, therefore
# we assume configuration is incomplete and not to be used if either of them
# is missing (for jffs versions of these files on squashfs image)
- if [ "$jffs" = "/jffs" ] && [ -r "/jffs/etc/config/fstab" ]; then
- UCI_CONFIG_DIR="/jffs/etc/config"
+ if [ "$jffs" = "/tmp/overlay" ] && [ -r "/tmp/overlay/etc/config/fstab" ]; then
+ UCI_CONFIG_DIR="/tmp/overlay/etc/config"
ER_IS_SQUASHFS=true
fi
check_skip || [ "$pi_extroot_mount_success" != "true" ] || {
echo "switching to external rootfs"
if [ "$ER_IS_SQUASHFS" = "true" ]; then
- umount /jffs
+ umount /tmp/overlay
fi
mount -o remount,ro / && fopivot /overlay /rom && pi_mount_skip_next=true
}
dest root /
dest ram /tmp
lists_dir ext /var/opkg-lists
-option overlay_root /jffs
+option overlay_root /overlay