[coreboot] Patch set updated for coreboot: 6709bdd Fix multipleVGA cards resource conflict on Windows
Kerry.She at amd.com
Mon Dec 19 18:43:01 CET 2011
From: ron minnich [mailto:rminnich at gmail.com]
Sent: Tue 12/20/2011 1:02 AM
To: She, Kerry
Cc: Kerry Sheh; coreboot at coreboot.org
Subject: Re: [coreboot] Patch set updated for coreboot: 6709bdd Fix multipleVGA cards resource conflict on Windows
On Sun, Dec 18, 2011 at 10:01 PM, She, Kerry <Kerry.She at amd.com> wrote:
>> Hello, Ron
>>> I asked:
>>> What do Linux or *BSD do in the same situation? Do they handle it cleanly?
>> Linux VGA Arbiter module(vgaarb) will handle this explicitly.
>> So dual vga card would works together, even coreboot not disable IO& MEM decoding on the second vga card.
>OK, then, my concern about this patch is that you are making a
>compile-time decision in coreboot to fix a problem with one operating
>system (Windows) that will impact other operating systems that don't
>have the problem.
Yes, I agree.
>I wonder if a better way to manage this is via a CMOS (aka NVRAM)
>setting. 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, so
>I'm happy to be told I'm wrong :-)
I think CMOS option is a better choice for this case,
thanks for your advice.
>p.s. For those who don't know me, I've been out of coreboot for 2
>years, having been heavily involved from 1999 (when I started
>LinuxBIOS) to 2009. Changing circumstances mean I get to work on it
>again, which is nice.
That's great, I'm glad to hear that you are back to work on coreboot again:)
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the coreboot