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Date:      Fri, 31 Aug 2007 23:08:24 -0300
From:      JoaoBR <joao@matik.com.br>
To:        obrien@freebsd.org, freebsd-current@freebsd.org, Roman Divacky <rdivacky@freebsd.org>, pluknet <pluknet@gmail.com>, =?iso-8859-1?q?Bj=F6rn_K=F6nig?= <bkoenig@cs.tu-berlin.de>
Subject:   Re: Adding k9 and k10 to bsd.cpu.mk
Message-ID:  <200708312308.25372.joao@matik.com.br>
In-Reply-To: <20070901014323.GA41683@dragon.NUXI.org>
References:  <-3502020561049594852@unknownmsgid> <200708312120.31912.joao@matik.com.br> <20070901014323.GA41683@dragon.NUXI.org>

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On Friday 31 August 2007 22:43:23 David O'Brien wrote:
> On Fri, Aug 31, 2007 at 09:20:30PM -0300, JoaoBR wrote:
> > On Friday 31 August 2007 21:07:10 David O'Brien wrote:
> > > > opterons are not easy but it is already kind of advanced cpu so
> > > > could be
> > >
> > > Why are Opteron's any harder?
> >
> > because all of them are 64bit but some older ones are not SSE3 capable,=
 <
> > 250 I guess now but 252 is but not 100% sure
>
> It's not Opteron model # specific - but silicon revision specific.
> There are rev C0 model 250's, along with rev CG, and rev E.
>

   less than rev.E support SEE3 ? Do you have a spec/link for that?

> Same for athlon64 - older ones don't support SSE3, newer ones do.
>

like I said before 'older ones' is kind of lame def

> > people 'kind of familiarly' with reading manuals and specs are already
> > having difficulties here so imagin an average user (unkndefspec) who
> > likes to optimize his kernel (his cpu's kernel of course :) )
> >
> > so as far as there are a cpu options for a freebsd kernel they should
> > be understandable so it might be worse thinking well before doing
> > (=3Dless support =3D less questions =3D less problemas)
>



> BTW, the AMD offically sanctioned spelling for GCC 'march' is "amdfam10"


I guess you agree without any objections that that this 'is 100% userfriend=
ly'=20
and could by add as '100% userfriendly' and so then I agree as well ...=20
but  ... will they print it on the box in order to see it ??? guess not ;)

=2D-=20

Jo=E3o







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