Can the GART apperture be moved physicaly? I don't think a logical move
would be much help.
--- Keith Whitwell <[EMAIL PROTECTED]> wrote:
> Michel Dänzer wrote:
> > On Sat, 2004-05-22 at 01:45, Mike Mestnik wrote:
> >
> >>--- Jon Smirl <[EMAIL PROTECTED]> wrote:
> >>
> >>>There are two types of VTs - text and graphical. It is only practical
> to
> >>>have a
> >>>single graphical VT because of the complexity of state swapping a
> >>>graphical VT
> >>>at VT swap.
> >>>
> >>
> >>Right now we can all-ready run X on multiple VTs and with DRI-reinit
> can
> >>run GL apps on all of them. It may noy be the most elegant thing but
> it
> >>workes. We need the OS to keep state, even graphical, GART and all.
> I
> >>don't see how a 128M GART is diffrent then 2Gb system memory. Should
> we
> >>have GART swap space on the HD, a GART partition?
> >
> >
> > I don't think so. The current scheme simply keeps clients from
> touching
> > the hardware while switched away by blocking the hardware lock and
> > invalidates all their hardware state when switching back. Maybe this
> > could be extended with per-VT hardware locks. If something needs to be
> > preserved while switched away, (a copy of) it should be kept in good
> old
> > normal virtual memory.
>
> Or better still, those pages could be swapped out of the GART apperture
> & the
> pages of the incoming VT swapped in.
>
> Keith
>
>
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