On Wed, Mar 28, 2012 at 11:35 AM, Balaji Foss <balajig.f...@gmail.com>wrote:

> >Swap memory is concerned with paging.
> >http://en.wikipedia.org/wiki/Paging <http://en.wikipedia.org/wiki/Paging>
>
> Paging is part of Virtual Memory. Page tables maintain the mapping between
> the Virtual Memory and the Physical Memory.
>
> >You have virtual memory in embedded system.
>
> Embedded systems generally dont have Virtual Memory because the access
> times are non deterministic.
>
> Embedded system in general has variety of things. But i answered in the
context of
Embedded Linux. Linux needs virtual memory support with some exception like
uClinux.
Infact Virtual Address Space would be a better word than Virtual memory.

-Krishna
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