linux-kernel - Re: [PATCH] Display Intel Dynamic Acceleration feature in /proc/cpuinfo

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Message-ID: <46562582.8060004@zytor.com>
Date:	Thu, 24 May 2007 16:53:38 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
CC:	Dave Jones <davej@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Venki Pallipadi <venkatesh.pallipadi@...el.com>,
	Len Brown <len.brown@...el.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Andi Kleen <ak@...e.de>
Subject: Re: [PATCH] Display Intel Dynamic Acceleration feature in /proc/cpuinfo

Alan Cox wrote:
> 
> The older AMD docs (CPU rev guide) list bit 31 of both 0x80000001 and
> 0x00000001 as 3dnow
> 
> All their example code/docs say to use 0x80000001 
> 

I don't have access to any AM2 systems, but the bit is definitely set on
socket 939 Athlon X2 ("model 43").

	-hpa
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