[coreboot] Patch set updated for coreboot: 6709bdd Fix multipleVGA cards resource conflict on Windows
Kerry.She at amd.com
Tue Dec 20 03:13:52 CET 2011
> -----Original Message-----
> From: coreboot-bounces at coreboot.org
[mailto:coreboot-bounces at coreboot.org]
> On Behalf Of Patrick Georgi
> Sent: Tuesday, December 20, 2011 1:31 AM
> To: coreboot at coreboot.org
> Subject: Re: [coreboot] Patch set updated for coreboot: 6709bdd Fix
> multipleVGA cards resource conflict on Windows
> Am 19.12.2011 18:02, schrieb ron minnich:
> > I wonder if a better way to manage this is via a CMOS (aka NVRAM)
> > setting.
> No user visible configuration if it can be avoided, please.
> > I kind of hate to limit coreboot because Windows is limited.
> > But I'm a n00b in a sense, having just come back onto this project,
> > I'm happy to be told I'm wrong :-)
> It sounds just wrong to have IO/MEM decoding on the _same_ areas
> activated for two devices.
> vgaarb should still work with one of them having resources disabled by
> default, I think.
I have tested Linux vgaarb still works.
We just do a part of the vgaarb job in coreboot.
> Otherwise coreboot would be the _only_ chance for vgaarb to work, as
> other boot systems will support Windows even to the detriment of Linux
> Which means that vgaarb wouldn't exist, given their position towards
It make sense on the OS lacking a mechanism like vgaarb.
Anyway, more test on different OS is needed.
> > Changing circumstances mean I get to work on it
> > again, which is nice.
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