How to extract files from jffs2 root filesystem image ?

[ Note: following commands has been tried on ubuntu 16.04, but should work on other Linux distros as well ] Lets create a temporary device node in /tmp as, $ sudo mknod /tmp/mtdblock0 b 31 0 $ ls -l /tmp/mtdblock0 brw-r–r– 1 root root 31, 0 Aug 23 00:21 /tmp/mtdblock0 $ sudo modprobe mtdblock $ … Read more

Creating jffs2 filesystem image for embedded target platform

What is JFFS2 ?=> JFFS2 is a log-structured file system designed for use on flash devices in embedded systems. Rather than using a kind of translation layer on flash devices to emulate a normal hard drive, as is the case with older flash solutions, it places the filesystem directly on the flash chips.JFFS2 was developed … Read more