From: lkml@gl00on.net
To: Phy Prabab <phyprabab@yahoo.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Programtically tell diff between HT and real
Date: Wed, 16 Jun 2004 19:59:02 +0200 [thread overview]
Message-ID: <20040616175902.GC12094@werewolf.schneelocke.net> (raw)
In-Reply-To: <20040616174646.70010.qmail@web51805.mail.yahoo.com>
> Is there a way to tell the difference between normal
> processors and HT enabled processors? That is, does
> the linux kernel know the difference and is there a
> way to to know the difference.
Execute the CPUID instruction with EAX=00000001h. I think HT-enabled cpus
should have bit 28 of the value returned in EDX set.
--
7:57PM up 134 days, 5:11, 1 user, load averages: 0.16, 0.18, 0.16
Every non-empty totally disconnected perfect compact metric space is
homeomorphic to the Cantor set.
next prev parent reply other threads:[~2004-06-16 18:06 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-16 17:46 Phy Prabab
2004-06-16 17:56 ` Robert Love
2004-06-16 18:46 ` Robert Love
2004-06-16 19:57 ` David van Hoose
2004-06-16 20:01 ` Phy Prabab
2004-06-16 20:03 ` Robert Love
2004-06-16 20:47 ` Richard B. Johnson
2004-06-16 21:36 ` Andre Tomt
2004-06-16 21:58 ` Richard B. Johnson
2004-06-16 17:59 ` lkml [this message]
2004-06-17 8:55 Mikael Pettersson
2004-06-17 8:55 Mikael Pettersson
2004-06-17 11:22 ` Richard B. Johnson
2004-06-17 11:52 ` Richard B. Johnson
[not found] <fa.dpf28q3.1t6gfg5@ifi.uio.no>
[not found] ` <fa.frt3cgc.l145hu@ifi.uio.no>
2004-06-18 3:20 ` Robert Hancock
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