[syslinux] best resolution detection

[Shuduo Sang]

On Tue, Apr 16, 2013 at 10:08 PM, H. Peter Anvin <hpa at zytor.com> wrote:
> On 04/16/2013 01:05 AM, Shuduo Sang wrote:
>> Hi list,
>>
>> Sorry if anyone had asked this. I know syslinux use 640x480 as default
>> resolution or use resolution be defined in menu.cfg. Does anyone know
>> there is a way to detect best resolution? If not, is this feature
>> planned to add?
>>
>
> It is a bit hard, because even if the relevant BIOS calls are
> implemented, most video BIOSes have a fixed list of largely archaic
> resolutions.
>
>         -hpa
>

grub2 can use VESA BIOS extensions to get supported resolution list.
Although there be possible mistake BIOS grub meet and make grub fallback.
If syslinux has this feature we may reduce resolution switching and reduce
screen flash or visual artifacts at last.

>
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