David Girón

Can you copy `/dev/mtdblock` + N instead of `/dev/mtd` ? Not expecting to see UBIfs in system partitions...

Despite the `Input/output error` in partitions 3 and 4, it does not generate any file? Should be readable anyway. Did you connect the device to Wifi? Do you know if...

So they really have another format... Can you share those files with me so I can do some research? They don't use the usual squashfs which is expected.

I managed to extract part of the rootfs files, cannot find a proper tool at the moment. From the `boardupgrade.sh` you can see the commands involved ruing the update process:...

Been able to get some more info, having problems to access to `/etc` folder as mounting the UBI file describes as damaged. I'll guess next step is to get the...

@Mybrc91 can you provide output of the device when attaching to serial port and booting, and `dmesg` output as well? That will output some hardware info useful as well.

``` root@nukevim:~# ubinfo -a UBI version: 1 Count of UBI devices: 1 UBI control device major/minor: 10:61 Present UBI devices: ubi0 ubi0 Volumes count: 1 Logical eraseblock size: 126976 bytes,...

I've added support for extract and building images in 1cea2d41aa8c99d58ecef59ec974c01938153b60 , if you want to try it out. Do triple check before flashing!

Memory hardware is different. Other speakers I've tried use a 1Gb Flash memory, which leaves about 128MB of space, and 32-40MB size for each system partition. As described in your...

So, in order to prepare a custom image, do the following steps: Since the backup files seem to have problems while mounting, we'll start patching from clean image, download the...