[SeaBIOS] DC Mapping

Fred . eldmannen at gmail.com
Fri Aug 31 18:14:23 CEST 2012


Can SeaBIOS output colored text?

It would be good to highlight keys.
such as "Press F12 for menu" then highlight "F12".

Other BIOS such as Award and AMI can use colors in text.
Example "Press F12 for boot menu", then "F12" is in highlighted color.

On Fri, Aug 31, 2012 at 4:21 PM, Christian Gmeiner
<christian.gmeiner at gmail.com> wrote:
> Hi all,
>
> I posted some patches to the ML and want to discuss a part of if - DC mapping.
>
> After looking at the patches again, I think I miss understood something :) DC
> mapping is used to be able to configure the display controller via the defined
> memory region.
>
> A0000 Graphics Mode
> B0000 Monochrome Text Mode
> B8000  Color Text Mode
>
> That would mean that if I map the DC to A0000 I can access its registers via
> A0000 + register offset or? If this is the case then drop my last two patches.
>
> The "bad" thing is that I don't have a "normal" lx800 platform to test all my
> patches.
>
> ---
> Christian Gmeiner, MSc
>
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