Re: XFree86 4.1.0: call for help

[Kostas Gewrgiou <gewrgiou@imbc.gr>]

On Wed, 20 Jun 2001 benh@kernel.crashing.org wrote:

> >We don't need any more kernel assistance, just to fix the syscall to
> >return an error for the AGP bus of Uni-N if we can't do any io there.
>
> We can do _IO_, not ISA mem. Some cards require IOs accesses to
> some VGA registers so we need the syscall to work. IOs are indeed
> possible on all the UniNorth busses.

Hmm i thought that we were getting the base for the pci bus not the agp in
this case.

> >Since 4.1 went out broken we can't do much now, the best solution will
> >be to disable the ioctl (since we don't get the right base anyway)
>
> How ? If you get base for bus 0, you'll get the AGP which is what
> you are looking for in this case.

In this case yes but the code asks blindly for the base of bus 0, the
card that is used might be anywhere though.

 Kostas