Re: fb with S3 Verge

Luca Montecchiani (pdh@colonel-panic.com)
Sat, 13 Feb 1999 10:03:57 +0000 (GMT)


On Fri, 12 Feb 1999, Thomas Pornin wrote:

> In article <Pine.LNX.4.10.9902130147360.17589-100000@loki.wibble.prv> you write:
> > I believe the problem is that the S3 Virge is VESA 1.2 compliant, but not
> > VESA 2.0 compliant.
>
> It depends on the card model. The chipset (S3 Virge) does not give a
> damn about Vesa, this is a bios matter. My S3V card is fairly recent
> (three months old) and includes a Vesa 2.0 bios. My older (1995) S3 Trio
> 64 V+ does not. But I know one S3 Trio 64 V+ that does include such a
> bios.
>
> It is possible to patch arch/i386/boot/video.S so that it prints out at
> boot time which version is present. I have not this patch handy, but it
> is simple (it requires some knowledge of i386 assembly though). If I
> have some time, I will do it again and post it on the list.

I have a small patch that will enable linear frame buffer on S3 cards
directly from within the kernel i.e. it doesn't use the video BIOS. I
don't know if it works with S3V, but it might well do.

Mail me if you want it ...

P.

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