I have been on there all.day. you will see I. Posted the last 4 messages with no replies as yet....not from the info im reading but here you are would this be what your wanting ?
http://www.tabletroms.com/forums/vega-rom-development/
But it does not say how big a card and how much for each type etc..lolits both the first is done to fat 32 most cards are fat 32 however can be formatted to ntfs and back to fat32
sometimes you have to format them to fat 32
most phones ask you to format the card or do it themselves without asking when inserted into them
the second partition must be formatted to ext4
Is or isn't. Lol broken that is.link isnt broken on my system 148mb file
but i presume it is
If you could send those files to rhinotechltd3@gmail.com it would give me a working starting point to experiment from.I'd forgot the Advent Vega, must dig mine out and get it on Eblag as an antique
I remember "updating" the OS (ROM?) when I bought it to allow a few more functions than factory, got all the info from here I've still got the downloads I used if that's any use?.
It actually flashed when I started the NVflash package on the PCFlashing from SD is usually for the case of "ROM managers". For what your after its the right way.