Re: AMD64 + Nvidia Display Card

On Thursday 14 July 2005 12:44, Doug Rabson wrote:
> On 14 Jul 2005, at 11:06, Brett Wildermoth wrote:
> > On Thu, 14 Jul 2005 07:07 pm, owner-freebsd-current_at_freebsd.org wrote:
> >> On Wednesday 13 July 2005 22:43, Brett Wildermoth wrote:
> >>> On Thu, 14 Jul 2005 04:18 am, owner-freebsd-stable_at_freebsd.org
> >>>
> >>> wrote:
> >>>> On Wednesday 13 July 2005 10:26 am, Kenneth Culver wrote:
> >>>>> Quoting Brett Wildermoth <B.Wildermoth_at_griffith.edu.au>:
> >>>>>> To all my fellow FreeBSD users,
> >>>>>>
> >>>>>> I assume I am not the only one who is in this predicament. I
> >>>>>> have just bought seven AMD 64s with NVIDIA PCI-X graphics. With
> >>>>>> 5.4 I can get everything bar the network and X to work, with
> >>>>>> 6.0 I can get the network to work also. However no matter what
> >>>>>> I do I can't get X to work.
> >>>>>>
> >>>>>> Why doesn't NVIDIA make a graphics driver for FreeBSD AMD64.
> >>>>>> They make one for
> >>>>>> Linux x86-64 and one for FreeBSD-x86.
> >>>>>>
> >>>>>> Perhaps would could all post a message on nvforum. I see some
> >>>>>> people already have.....
> >>>>>>
> >>>>>> Perhaps NVIDIA think FreeBSD is just a hobby OS......
> >>>>>
> >>>>> Last I heard, nvidia had no plans to make a FreeBSD amd64 driver.
> >>>>> Just post that
> >>>>> you're pissed about it like the rest of us are... maybe they'll
> >>>>> reconsider.
> >>>>
> >>>> Not true.  FreeBSD's kernel doesn't provide some things needed for
> >>>> an amd64 driver to be feasible.
> >>>
> >>> Like what???? what are these features? and if they are really
> >>> important why aren't they on the cards to be included into
> >>> FreeBSD......
> >>
> >> There are a few missing VM features that any high-performance
> >> graphics
> >> card driver would require for decent performance with PCI Express.
> >> John
> >> is working on adding those features - have patience.
> >> _______________________________________________
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> >> unsubscribe_at_freebsd.org"
> >
> > I guess these feature are provided in FreeBSD x86, as a NVIDIA
> > graphics driver
> > is available for FreeBSD x86. Is FreeBSD x86-64 VM subsystem
> > different to
> > FreeBSD x86. Is the VM subsystem that low-level?????
> >
> > (Pardon my ignorance, have quite got around to reading the FreeBSD
> > kernel book
> > the publisher comped me yet)
>
> Actually I think that the feature we are talking about (PAT) is
> relevant to both amd64 and i386. Proper support for PAT is required
> for decent PCI Express performance, as I understand it.
>
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What about the nvidia cards on agp? does that need some unavailable stuff too?