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Subject: RE: [PATCH] Display Intel Dynamic Acceleration feature in /proc/cpuinfo
Date: Thu, 24 May 2007 16:13:04 -0700
Message-ID: <653FFBB4508B9042B5D43DC9E18836F5EE129C@scsmsx415.amr.corp.intel.com>
In-Reply-To: <465619CE.9000406@zytor.com>
Thread-Topic: [PATCH] Display Intel Dynamic Acceleration feature in /proc/cpuinfo
Thread-Index: AceeV8w7QTzjs3EqTqKOfHXgoO3/yQAALlkQ
From: "Pallipadi, Venkatesh" <venkatesh.pallipadi@intel.com>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: "Andi Kleen" <ak@suse.de>, "Dave Jones" <davej@redhat.com>,
       "Andrew Morton" <akpm@linux-foundation.org>,
       "Brown, Len" <len.brown@intel.com>,
       "linux-kernel" <linux-kernel@vger.kernel.org>
Sender: linux-kernel-owner@vger.kernel.org
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>-----Original Message-----
>From: H. Peter Anvin [mailto:hpa@zytor.com] 
>Sent: Thursday, May 24, 2007 4:04 PM
>To: Pallipadi, Venkatesh
>Cc: Andi Kleen; Dave Jones; Andrew Morton; Brown, Len; linux-kernel
>Subject: Re: [PATCH] Display Intel Dynamic Acceleration 
>feature in /proc/cpuinfo
>
>Venki Pallipadi wrote:
>> 
>> I can do it in intel setup function. But, the feature may 
>not be activated
>> unless the driver is loaded. Going by the hardware capability point
>> of view, we can do it in setup function.
>> 
>> The feature appears in CPUID 6 (called Power Management 
>Leaf) instead of
>> regular CPUID 1 features.
>> 
>
>This sounds like it should be a new CPUID word?
>

Yes. But it only has 3 features defined right now. 2 in EAX and one in
ECX. Should I use 2 new words for these bits or just use the software
defined bits as in my earlier patch?

Thanks,
Venki 
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