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From: Bob Tanner <tanner@real-time.com>
To: linux-kernel@vger.kernel.org
Subject: BIOS says MP, kernel says XP was PROBLEM: Dual (2) AMD ATHLON MP 1900+ CPUs gives APIC error on CPU[0]: 00(02)
Date: Fri, 26 Apr 2002 22:37:09 -0500	[thread overview]
Message-ID: <20020426223709.A3301@real-time.com> (raw)
In-Reply-To: <20020426213315.K25965@real-time.com>

Quoting Bob Tanner (tanner@real-time.com):
> [1.] One line summary of the problem:    
> Dual (2) AMD ATHLON MP 1900+ CPUs gives APIC error on CPU[0]: 00(02)

<snip>

> CPU0 AMD ATHLONG (TM) MP 1900+
> CPU1 *AMD ATHLONG (TM) MP 1900+

<snip>

> CPU0 AMD ATHLON (TM) XP 1900+ stepping 02
> CPU1: AMD ATHLON (TM) XP 1900+ stepping 02

Thanks to Jerry McBride, I think the problem is this. 

The BIOS reports the CPUs as MP, but the kernel detects them as XP. As Jerry
pointed out you can't run dual XP processors.

I just grabbed the box the CPUs came in. It states the CPUs are MP.

How can I tell if the problem is with the BIOS, CPUs or kernel?

-- 
Bob Tanner <tanner@real-time.com>         | Phone : (952)943-8700
http://www.mn-linux.org, Minnesota, Linux | Fax   : (952)943-8500
Key fingerprint =  6C E9 51 4F D5 3E 4C 66 62 A9 10 E5 35 85 39 D9 


  reply	other threads:[~2002-04-27  3:37 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-04-27  2:33 Bob Tanner
2002-04-27  3:37 ` Bob Tanner [this message]
2002-04-27 10:53   ` BIOS says MP, kernel says XP was " Dave Jones
2002-04-27 15:20   ` Alan Cox
2002-04-27 16:35     ` Nicolae P. Costescu
2002-04-27 15:23 ` Alan Cox
2002-04-27 15:29   ` Richard Gooch
2002-04-28  1:45 ` Lew Wolfgang

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