Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 9 Nov 2000 01:10:54 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 9 Nov 2000 01:10:43 -0500 Received: from nifty.blue-labs.org ([208.179.0.193]:31528 "EHLO nifty.Blue-Labs.org") by vger.kernel.org with ESMTP id ; Thu, 9 Nov 2000 01:10:33 -0500 Message-ID: <3A0A38DB.F5D63F6D@linux.com> Date: Wed, 08 Nov 2000 21:40:43 -0800 From: David Ford Organization: Blue Labs X-Mailer: Mozilla 4.75 [en] (X11; U; Linux 2.4.0-test11 i686) X-Accept-Language: en MIME-Version: 1.0 To: Keith Owens , Greg KH , LKML Subject: Re: [bug] usb-uhci locks up on boot half the time In-Reply-To: <3427.973738139@kao2.melbourne.sgi.com> Content-Type: multipart/mixed; boundary="------------B01C18D3DC7D19C977BB351B" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org This is a multi-part message in MIME format. --------------B01C18D3DC7D19C977BB351B Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit > The NMI oopser for UP only trips in when the cpu is spinning. If the > cpu is in a halt state then NMI does not run. But in a halt state you > should be able to activate kdb via the pause key. The only time you > cannot get kdb via pause is if interrupts are disabled (but then the > cpu should be spinning and NMI should kick in) or if the cpu or > motherboard is totally wedged. just a quick followup while i'm working at it. the hardware is totally hung, nothing gets to it, keyboard, serial, or nmi. being there are a lot of usb functions, does anyone have some suggested breakpoints? -d -- "The difference between 'involvement' and 'commitment' is like an eggs-and-ham breakfast: the chicken was 'involved' - the pig was 'committed'." --------------B01C18D3DC7D19C977BB351B Content-Type: text/x-vcard; charset=us-ascii; name="david.vcf" Content-Transfer-Encoding: 7bit Content-Description: Card for David Ford Content-Disposition: attachment; filename="david.vcf" begin:vcard n:Ford;David x-mozilla-html:TRUE adr:;;;;;; version:2.1 email;internet:david@kalifornia.com title:Blue Labs Developer x-mozilla-cpt:;14688 fn:David Ford end:vcard --------------B01C18D3DC7D19C977BB351B-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/