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[Q] [ZTE V970M] Formatting emmc@fat as ext4 and moving /data to it. Possible?

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Hey guys :)

Recently I've got a ZTE V970M (MT6577) phone and so far it's awesome. However, some people have been asking for a way to extend the /data partition because some games are heavy 'n stuff. That's alright.

There is a method which resizes the partitions by altering the MBR on the EMMC and that way the /data partition ends up with 2GB (from emmc@fat) + 512MB (the assigned for /data), but I want to do something different, without having to edit the MBR that way. Dunno, it's fishy imo.

My idea was to format emmc@fat (which comes in vfat) as ext4 and then editing init.rc and change the partition mount points from emmc@usrdata to emmc@fat.

If I do that without formatting, the phone boots but it asks for an encryption key. Reading on the net, it's not asking for an encryption key, it's the fallback mode for when it can't mount the /data partition and then it believes it's encrypted, but it isn't.

If I format the emmc@fat to ext4 (mke2fs -T ext4 /dev/block/mmcblk0p6), parted shows it's on ext4 and all that shiz, but the phone seems to disconnect itself from ADB once it finishes booting, and hangs in bootloop. Since I can't ADB it, I don't know wtf is going on with the phone. Something tells me I'm close to reaching the goal though.

Looking on the net I found this useful link -> http://blog.kangkang.org/index.php/archives/242 which talks about extending /data the way I want to do (for the Tegra2 one, but it shouldn't matter). However, Chinese isn't my main or secondary language (lol) and google translate does an horrible job at translating it.

So, anyone got ideas on how to extend such partition? I just want to swap the normal /data partition with the internal SDcard partition, so in theory if I format it to ext4 and swap the mount points it should work, it's just a swap, but why it isn't? :(

Any ideas are greatly appreciated!

Thanks in advance!
- DARKGuy

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