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Fix volume extraction command example in README #31

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Fix volume extraction command example in README #31

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12 changes: 6 additions & 6 deletions README.md
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Expand Up @@ -29,9 +29,9 @@ mounting images on linux
------------------------

modprobe nandsim first_id_byte=0x2c second_id_byte=0xac third_id_byte=0x90 fourth_id_byte=0x26
nandwrite /dev/mtd0 firmware-image.ubi
nandwrite /dev/mtd0 firmware-image.ubi
modprobe ubi mtd=/dev/mtd0,4096
mount -t ubifs -o ro /dev/ubi0_0 mnt
mount -t ubifs -o ro /dev/ubi0_0 mnt

This will mount a ubi image for a device with eraseblock size 0x40000.
If your image has a blocksize of 0x20000, use `fourth_id_byte=0x15`, and specify a pagesize of `2048`
Expand All @@ -42,19 +42,19 @@ Usage

View the contents of the `/etc/passwd` file in the filesystem image `image.ubi`:

python ubidump.py -c /etc/passwd image.ubi
python ubidump.py -c /etc/passwd image.ubi

List the files in all the volumes in `image.ubi`:

python ubidump.py -l image.ubi
python ubidump.py -l image.ubi

View the contents of b-tree database from the volumes in `image.ubi`:

python ubidump.py -d image.ubi
python ubidump.py -d image.ubi

Extract an unsupported volume type, so you can analyze it with other tools:

python ubidump.py -v 0 --saveraw unknownvol.bin image.ubi
python ubidump.py --volume 0 --saveraw unknownvol.bin image.ubi

Note that often ubi images contain squashfs volumes, which can be extracted using tools like
[unsquashfs](https://github.com/plougher/squashfs-tools) or [rdsquashfs](https://github.com/AgentD/squashfs-tools-ng)
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