>
>
> 1 how does /dev/mmcblkboot0 and mmcblkboot1 not cotain a valid partition
> table? what does that mean exactly? how does this boot without a valid
> partition?
>


It's a new feature of the "eMMC" spec, it's not utilized by current am335x
silicon... Just ignore...



> 2 why or how, does the sd card boot start at 2048? and use a fat12? I have
> never even heard of a fat 12 file system..
>

2048 was set by the creator..

fat12's been around for a long time, just not normally used today:

http://en.wikipedia.org/wiki/File_Allocation_Table#FAT12



> 3 given the boot is starting where is it, and the 2nd primary is about
> 3.6gb? I have a bout 3.7ish GB to make a partition out of? I think 8gb sd
> is relly 7.39ish?
>


You used someone's "4GB" image, just extend it with gparted..



> please double check my math.
>
> how big should I make swap? I used to double the ram back in the when you
> always had a swap disk.. but most boxes today have so much ram there is no
> need and it has been like a million years from the last time I have worked
> with something like .. this .. small... or with something that has this
> amout of resoruces:)
>


It depends on your application... Just remember, flash wears out, using
swap definitely doesn't help that issue..

Regards,

-- 
Robert Nelson
http://www.rcn-ee.com/

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