Re: [SeaBIOS] [PATCH 1/4] SeaVGABios/cbvga: Assume VGA compatible GPU in text-mode

[Patrick Rudolph]

On Sat Mar 18 02:04:38 CET 2017, Kevin O'Connor wrote:
> > Assume the GPU is VGA compatible when running in text-mode.
> > Advertise VGA modes using SeaVGABios' stdvga driver.
> > running in text mode, even when not advertised.
> >
> > Allows Windows 7 to boot in 640x480 and 16 colors mode using the
> > VgaSave driver.
> > Allows Windows 7 to show the loading bar splash screen.
> >
> > Known issues:
> > The palette seems wrong, as colors are swapped ( blue is red, ... ).
>
> What graphics hardware did you test this on?
>
> If stdvga_set_mode() works on the hardware, why not use stdvga
> seavgabios and get the rest of the vgabios functionality?  (That is,
> why use cbvga seavgabios at all?)

I'm on Lenovo T500 (Intel Graphics Media Accelerator 4500MHD).
I'm going to do some tests using stdvga instead of cbvga.

Regards,
Patrick

[PATCH 1/4] SeaVGABios/cbvga: Assume VGA compatible GPU in text-mode

[Kevin O'Connor]

On Sat, Mar 25, 2017 at 08:32:18AM +0100, Patrick Rudolph wrote:
> On Sat Mar 18 02:04:38 CET 2017, Kevin O'Connor wrote:
> > > Assume the GPU is VGA compatible when running in text-mode.
> > > Advertise VGA modes using SeaVGABios' stdvga driver.
> > > running in text mode, even when not advertised.
> > >
> > > Allows Windows 7 to boot in 640x480 and 16 colors mode using the
> > > VgaSave driver.
> > > Allows Windows 7 to show the loading bar splash screen.
> > >
> > > Known issues:
> > > The palette seems wrong, as colors are swapped ( blue is red, ... ).
> >
> > What graphics hardware did you test this on?
> >
> > If stdvga_set_mode() works on the hardware, why not use stdvga
> > seavgabios and get the rest of the vgabios functionality?  (That is,
> > why use cbvga seavgabios at all?)
>
> I'm on Lenovo T500 (Intel Graphics Media Accelerator 4500MHD).
> I'm going to do some tests using stdvga instead of cbvga.

Hi Patrick,

Are you still looking at this?

-Kevin