>I am sorry, but, what does it means by "access times are non deterministic"? >Pardon me, I don't have any knowledge on Embedded system architecture. :)
The reason why it could be non deterministic is because there could be interrupts trig erred by virtual memory systems during I/O which could cause jitters in accessing and hence its not rest assured that you get the same look up time for the access. Cheers, - Balaji On Wed, Mar 28, 2012 at 3:45 PM, Zico <[email protected]> wrote: > On Wed, Mar 28, 2012 at 3:35 PM, Balaji Foss <[email protected]> > 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. > > > > > Interesting. :) > > I am sorry, but, what does it means by "access times are non > deterministic"? > Pardon me, I don't have any knowledge on Embedded system architecture. :) > > -- > Best, > Zico > _______________________________________________ > ILUGC Mailing List: > http://www.ae.iitm.ac.in/mailman/listinfo/ilugc > _______________________________________________ ILUGC Mailing List: http://www.ae.iitm.ac.in/mailman/listinfo/ilugc
