From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263777AbUACSps (ORCPT ); Sat, 3 Jan 2004 13:45:48 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263787AbUACSps (ORCPT ); Sat, 3 Jan 2004 13:45:48 -0500 Received: from tmr-02.dsl.thebiz.net ([216.238.38.204]:30482 "EHLO gatekeeper.tmr.com") by vger.kernel.org with ESMTP id S263777AbUACSpp (ORCPT ); Sat, 3 Jan 2004 13:45:45 -0500 To: linux-kernel@vger.kernel.org Path: not-for-mail From: Bill Davidsen Newsgroups: mail.linux-kernel Subject: Re: 2.6.0 and hyperthreading Date: Sat, 03 Jan 2004 13:45:52 -0500 Organization: TMR Associates, Inc Message-ID: References: <20031229214508.GG916@mail.muni.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Trace: gatekeeper.tmr.com 1073154827 12795 192.168.12.10 (3 Jan 2004 18:33:47 GMT) X-Complaints-To: abuse@tmr.com User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.6b) Gecko/20031208 X-Accept-Language: en-us, en In-Reply-To: <20031229214508.GG916@mail.muni.cz> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Lukas Hejtmanek wrote: > Hello, > > is it possible to use Hyperthreading on the processor that supports > hypperthreading but motherboard has no idea about SMP? > > I have in dmesg: > 238MB LOWMEM available. > found SMP MP-table at 000f63f0 > hm, page 000f6000 reserved twice. > hm, page 000f7000 reserved twice. > hm, page 0009f000 reserved twice. > hm, page 000a0000 reserved twice. > On node 0 totalpages: 61152 > DMA zone: 4096 pages, LIFO batch:1 > Normal zone: 57056 pages, LIFO batch:13 > HighMem zone: 0 pages, LIFO batch:1 > DMI present. > ACPI: RSDP (v000 PTLTD ) @ 0x000f6420 > ACPI: RSDT (v001 PTLTD Montara 0x06040000 LTP 0x00000000) @ 0x0eee5e05 > ACPI: FADT (v001 Acer Yuhina 0x06040000 PTL 0x00000001) @ 0x0eeeaed2 > ACPI: BOOT (v001 PTLTD $SBFTBL$ 0x06040000 LTP 0x00000001) @ 0x0eeeafd8 > ACPI: DSDT (v001 ANNI Yuhina 0x06040000 MSFT 0x0100000e) @ 0x00000000 > Intel MultiProcessor Specification v1.4 > Virtual Wire compatibility mode. > SMP mptable: bad signature [0x0]! > BIOS bug, MP table errors detected!... > ... disabling SMP support. (tell your hw vendor) You *may* be able to change from MPS 1.4 to 1.1 in the BIOS. Hard to believe that a m/b which knows about HT doesn't know about SMP, but it certainly could be buggy. -- bill davidsen CTO TMR Associates, Inc Doing interesting things with small computers since 1979