Re: Using s3virge card in Sun Blade 2000

[Geert Uytterhoeven]

On Mon, Jan 3, 2011 at 19:58, David Miller <davem@xxxxxxxxxxxxx> wrote:
> From: Alex Buell <alex.buell@xxxxxxxxxxxxx>
> Date: Mon, 03 Jan 2011 16:32:16 +0000
>
>> I'm aware the s3fb driver has big endian issues, I can help fix those
>> issues so I can get the card working. Or in other words, I'd welcome
>> advice on how to proceed with this.
>
> It's not endian issues, this driver has other problems.
>
> It uses the VGA register accessors with a NULL regbase, which is not
> going to work on sparc64.
>
> It needs to access the VGA register space relative to the I/O space
> of the PCI controller domain it is behind.
>
> Probably if you replace the NULL values passes to vga_r*() and
> vga_w*() with the I/O space resource base of the chip (should be
> resource "1") it might work.

Probably s3fb also relies on a card having been initialized by the VGA BIOS.

Gr{oetje,eeting}s,

            Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
             Â Â -- Linus Torvalds
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/