From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262169AbVG0CrO (ORCPT ); Tue, 26 Jul 2005 22:47:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262298AbVG0CrO (ORCPT ); Tue, 26 Jul 2005 22:47:14 -0400 Received: from server3.hostingitnow.com ([202.172.233.146]:61312 "EHLO mail.hostingitnow.com") by vger.kernel.org with ESMTP id S262159AbVG0CrL (ORCPT ); Tue, 26 Jul 2005 22:47:11 -0400 Message-ID: <42E6F56D.3030305@holidaymarketing.com> Date: Wed, 27 Jul 2005 10:46:05 +0800 From: Pedro Pla User-Agent: Debian Thunderbird 1.0.2 (X11/20050602) X-Accept-Language: en MIME-Version: 1.0 To: Pedro Pla CC: linux-kernel@vger.kernel.org, linux-smp@vger.kernel.org Subject: Re: Problem with SMP and NCCH-DL motherboard References: <42E5E19E.2090003@holidaymarketing.com> In-Reply-To: <42E5E19E.2090003@holidaymarketing.com> X-Enigmail-Version: 0.91.0.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Spam-Score: -2.135 () AWL,BAYES_00 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi Again, I've done some further tests disabling hyperthreading which then lets me disable apic on the motherboard and when I disable these I can boot a kernel compiled with smp, however it boots detecting only 1 cpu rather than the 2 on the motherboard. If I then reenable APIC in the bios with hyperthreading still disabled it fails in the same way, so the problem seems to be with APIC. Any ideas what more I can try? Thanks in advance!! Pedro Pedro Pla wrote: >Hello, > >I'm running a system with an Asus NCCH-DL motherboard with dual Nocona >Xeon 3.2 GHZ cpu's, when I boot the system with a single cpu kernel with >acpi not compiled in it works fine, however when I try to boot a kernel >with smp it gives a timeout detecting the cpus and then the machine >reboots after I think trying to work out the irq tables, I say I think >because it happens so fast that I can barely see what is on the screen >before it reboots. > >I've tried recompiling the kernel with many different options both in >and out and the only one that lets me boot is a single cpu without acpi, >apic and hpet, I tried googling for similar problems but haven't been >able to find anything that applies. I've also tried using an EM64T >kernel in case it had to do with the Nocona being incompatible with smp >in 32bit mode but that didn't seem to work and gave the same error. > >Is it a kernel problem or a hardware issue? I tried swapping cpu's in >case one was broken but that didn't help, I also tried flashing the bios >to the latest one from Asus in case there was some issue with that but >no luck either. > >Also in case this is helpful in locating the problem, when I get it to >boot a single cpu 2.6.12.1 kernel without acpi or apic I get the >following errors with the PCI: > >NET: Registered protocol family 16 >PCI: PCI BIOS revision 2.10 entry at 0xf1d30, last bus=4 >PCI: Using configuration type 1 >SCSI subsystem initialized >PCI: Probing PCI hardware >PCI: Probing PCI hardware (bus 00) >PCI: Ignoring BAR0-3 of IDE controller 0000:00:1f.1 >Boot video device is 0000:01:00.0 >PCI: Transparent bridge - 0000:00:1e.0 >PCI: Using IRQ router PIIX/ICH [8086/25a1] at 0000:00:1f.0 >PCI: IRQ 0 for device 0000:00:1f.1 doesn't match PIRQ mask - try >pci=usepirqmask >PCI: Found IRQ 11 for device 0000:00:1f.1 >PCI: Cannot allocate resource region 0 of device 0000:01:00.0 > >Any ideas or advice would be greatly appreciated. > >Best regards, >Pedro > > >- >To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >the body of a message to majordomo@vger.kernel.org >More majordomo info at http://vger.kernel.org/majordomo-info.html >Please read the FAQ at http://www.tux.org/lkml/ > > >