[sdiy] self-modifying code was: Re: My latest project

cheater cheater cheater00 at gmail.com
Thu Feb 18 17:15:57 CET 2010


Oh, gotcha.
So you can do 'SMC'.
Assumedly the FPGA could come up with the bitstream and feed it into itself?

D.

On Thu, Feb 18, 2010 at 17:04, Rainer Buchty <rainer at buchty.net> wrote:
> On Thu, 18 Feb 2010, cheater cheater wrote:
>
>> How does this 'prefabricated bitstreams' stuff work?
>
> Using the development tools, you create partial bitstreams which you then
> upload to the desired position within the FPGA.
>
> This requires some careful design as you're essentially building a slot-like
> system in the FPGA, i.e. you require a static "interface connector"  and, of
> course, replacing individual "cards" to be put into those slots must not
> lead to crashing the remaining system.
>
> E.g. reconfiguring the area around a currently running PPC processor (which
> the Virtex FPGA feature) is a particularly bad idea.
>
> Rainer
>
>




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