linux-kernel - Re: Specific support for Intel Atom architecture

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Message-ID: <49F9D9C4.8040105@zytor.com>
Date:	Thu, 30 Apr 2009 10:03:00 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Ingo Molnar <mingo@...e.hu>
CC:	Tobias Doerffel <tobias.doerffel@...il.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Arjan van de Ven <arjan@...radead.org>,
	Suresh Siddha <suresh.b.siddha@...el.com>,
	"Pallipadi, Venkatesh" <venkatesh.pallipadi@...el.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: Specific support for Intel Atom architecture

Ingo Molnar wrote:
> 
> Makes sense. One question would be X86_L1_CACHE_SHIFT - you set it 
> to 2^6 == 64 - that's correct i think, most Atoms come with 64 byte 
> L2 cache AFAIK.
> 
> I've Cc:-ed Intel folks - is this assumption about 64 bytes correct?
> 

Seems to be.  At least that's what CPUID reports.

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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