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How to mount ubifs image in Linux.
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| # $UBIFS is ubifs image file | |
| # make sure $IMAGE is a ubifs image file | |
| blkid $(IMAGE) | |
| $(IMAGE): ... TYPE="ubifs" | |
| # size of created mtd is 256.0 MiB | |
| modprobe nandsim first_id_byte=0x2c second_id_byte=0xda third_id_byte=0x90 fourth_id_byte=0x95 | |
| flash_erase /dev/mtd0 0 0 | |
| ubiformat /dev/mtd0 | |
| modprobe ubi | |
| ubiattach -m 0 | |
| # set $(SIZE) to value more than size of the ubifs filesystem | |
| ubimkvol /dev/ubi0 -N volname -s $(SIZE) | |
| ubiupdatevol /dev/ubi0_0 $(UBIFS) | |
| mount /dev/ubi0_0 /mnt | |
| JFFS2 | |
| dd if="$1" of=/dev/mtdblock0 || exit 1 | |
| mount -t jffs2 /dev/mtdblock0 $2 || exit 1 | |
| convert endian | |
| jffs2dump -r -e /tmp/converted.img -b /tmp/original.img | |
| # (taken from: http://lists.infradead.org/pipermail/linux-mtd/2013-October/049229.html ) |
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What are arguments $1 and $2 in this gist?
$1 is the image file, $2 is the local folder to mount it
What is the unit of $SIZE ?
-s volume size volume size in bytes, kilobytes (KiB) or megabytes (MiB)
What does the JFF2 part have to do with the block above ?
2 different sections, one for image in ubifs format and another for jffs2