[Open-graphics] 64 bit segmented architecture

[Rogelio Serrano]

On 4/12/07, Hamie <hamish at travellingkiwi.com> wrote:
> On Thursday 12 April 2007 10:12, Rogelio Serrano wrote:
> > sorry to ask but i dont know where to go.
> >
> > im looking for a 64 bit processor with segmented memory support. im
> > working on a no kernel os and the prototype is running on a 32 bit
> > processor. the problem is there is not enough memory space to have
> > very strong address randomization. unfortunately the x86_64 arch does
> > not have segmentation in long mode.
> >
> > maybe the only option is an fpga based processor.
>
> Why do you want segmented specifically?
>

i use segmentation to protect shared data and code from other
processes. this allows service calls without using traps. and it makes
zero copy io and ipc very easy.

-- 
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