IS BIOS CHIP in vga card Essential for Xorg to run ??

[Alex Deucher]

On Jan 4, 2008 11:32 AM, mahendra varman <mahendravarman15 at gmail.com> wrote:
> Hi all
>
> Iam using a PMC graphics card of siliconmotion SM722 on a base board with
> powerpc processor.
>
> In the card the BIOS chip is not mounted...
>
> My query is
>
> Is the  BIOS chip essential for  Xorg to run  ( to enable  screen on vga )
> ??
>
>                  Becaz as there is no BIOS chip, what i have done is i have
> put UseBIOS = false option and i wrote my own init code to init the sm722 in
> a basic graphic mode( in this basic grap mode the screen is powered up and
> displays some junks in screen) and then i run xorg  Iam getting cannot read
> V_BIOS as error but other section of log file is clean......But screen is
> not powered up..

If you can post the chip properly with your own code, you should be
fine and the bios stuff can be removed.

Alex