[lkml]   [2005]   [Feb]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [RFC] Reliable video POSTing on resume (was: Re: [ACPI] Samsung P35, S3, black screen (radeon))
On Sad, 2005-02-05 at 09:35, Pavel Machek wrote:
> Rumors say that notebooks no longer have video bios at C000h:0; rumors
> say that video BIOS on notebooks is simply integrated into main system
> BIOS. I personaly do not know if rumors are true, but PCs are ugly
> machines....

A small number of laptop systems are known to pull this trick. There are
other problems too - the video bios boot may make other assumptions
about access to PCI space, configuration, interrupts, timers etc.

Some systems (intel notably) appear to expect you to use the bios
save/restore video state not re-POST.

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 14:10    [W:0.090 / U:3.252 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site