From owner-freebsd-alpha Fri Nov 10 11:35:14 2000 Delivered-To: freebsd-alpha@freebsd.org Received: from pike.osd.bsdi.com (pike.osd.bsdi.com [204.216.28.222]) by hub.freebsd.org (Postfix) with ESMTP id 36FEF37B4CF for ; Fri, 10 Nov 2000 11:35:11 -0800 (PST) Received: from laptop.baldwin.cx (john@dhcp241.osd.bsdi.com [204.216.28.241]) by pike.osd.bsdi.com (8.11.0/8.9.3) with ESMTP id eAAJYrH77845; Fri, 10 Nov 2000 11:34:53 -0800 (PST) (envelope-from jhb@FreeBSD.org) Message-ID: X-Mailer: XFMail 1.4.0 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: Date: Fri, 10 Nov 2000 11:35:30 -0800 (PST) From: John Baldwin To: Matthew Jacob Subject: Re: Does your Alpha run a SMPng kernel? Cc: alpha@FreeBSD.org, Andrew Gallatin Sender: owner-freebsd-alpha@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On 10-Nov-00 Matthew Jacob wrote: > > > On Fri, 10 Nov 2000, Andrew Gallatin wrote: > >> >> Matthew Jacob writes: >> > >> > 'ata' timeouts occur with abandon during probing PC164 or on XP1000. >> >> Does the ata device ever recover? Neither if_fxp or if_dc ever >> recover. After the first timeout, they're gone for good. > > Sometimes, but often not because the ata driver can't attach, e.g.: > > ata0-master: ata_command: timeout waiting for intr > ata0-master: identify failed That is either a bogus interrupt coming in or no interrupt coming in. Sticking a printf in the ata interrupt handler to confirm would be useful. It might be that we get the first interrupt ok and don't properly re-enable the source afterwards. Is there a chance we aren't sending an EOI to the PIC? >> This makes me think its some fundimental problem, like leaving an >> interrupt disabled or something. > > See separate mail to you about this. > -matt -- John Baldwin -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.baldwin.cx/~john/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message