linux-kernel - Re: [coreboot] [PATCH] x86: add coreboot framebuffer support

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Message-ID: <540A2907.9080100@zytor.com>
Date:	Fri, 05 Sep 2014 14:20:07 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Vladimir 'φ-coder/phcoder' Serbinenko 
	<phcoder@...il.com>, Gerd Hoffmann <kraxel@...hat.com>,
	linux-kernel@...r.kernel.org
CC:	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"maintainer:X86 ARCHITECTURE..." <x86@...nel.org>,
	coreboot@...eboot.org
Subject: Re: [coreboot] [PATCH] x86: add coreboot framebuffer support

On 09/05/2014 02:09 PM, Vladimir 'φ-coder/phcoder' Serbinenko wrote:
> 
>> I'm not a fan of Coreboot having invented its own nonstandard
>> hacks, but I guess it is pretty much unavoidable.
> It's completely avoidable. The stub can copy this information to 
> standard framebuffer info structure. The only missing thing is to
> apply patch by cjwatson or mjg59 (I'm not sure now who wrote it)
> for having an ID for linear framebuffer which implies no specific
> hardware (it can be any) or firmware (coreboot doesn't provide nay
> additional info or callback).
> 
> Please don't apply this patch it will break SeaBIOS booting with
> VGABIOS.
> 

Thanks for the warning.  Yes, this is the Right Thing.

	-hpa

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