On Fri, 2006-01-13 at 09:02 +1100, Dave Airlie wrote:
> > >
> > > I've cc'ed Alan Hourihane, but from memory the Intel on-board graphics
> > > chips don't advertise the AGP bit on the graphics controllers but work
> > > using AGP...
> > >
> > > I've got an PCIE chipset with Radeon on it, and in that case I could get
> > > away without agpgart...
> >
> > Dave,
> >
> > You're probably reading too much into that last statement.
> >
> > I've never seen a pure PCI-e chipset from Intel (i.e. the ones without
> > integrated graphics) so that may not be true, but the ones with
> > integrated graphics are always treated as AGP based.
> >
>
> I'll show you one at xdevconf if I can get there, it has just a PCI-E
> root bridge no graphics controller, we still init AGP on it but I
> don't think there is any need, however for all the integrated
> graphics, even if they don't advertise AGP they do use it which is
> DaveJ's problem that he was trying not to load AGP if the AGP was
> being advertised..
O.k. I didn't see the original thread to this. But yes, all integrated
graphics based Intel chipsets are AGP regardless if the chip doesn't
advertise it correctly.
Alan.
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