From owner-freebsd-current@FreeBSD.ORG Fri Jul 30 14:36:51 2010 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 08E951065672; Fri, 30 Jul 2010 14:36:51 +0000 (UTC) (envelope-from mexas@bristol.ac.uk) Received: from dirg.bris.ac.uk (dirg.bris.ac.uk [137.222.10.102]) by mx1.freebsd.org (Postfix) with ESMTP id B0BF68FC18; Fri, 30 Jul 2010 14:36:50 +0000 (UTC) Received: from ncsc.bris.ac.uk ([137.222.10.41]) by dirg.bris.ac.uk with esmtp (Exim 4.69) (envelope-from ) id 1Oeqhd-0005x6-OG; Fri, 30 Jul 2010 15:36:49 +0100 Received: from mech-cluster241.men.bris.ac.uk ([137.222.187.241]) by ncsc.bris.ac.uk with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.67) (envelope-from ) id 1Oeqhd-0001Bv-Gx; Fri, 30 Jul 2010 15:36:49 +0100 Received: from mech-cluster241.men.bris.ac.uk (localhost [127.0.0.1]) by mech-cluster241.men.bris.ac.uk (8.14.4/8.14.4) with ESMTP id o6UEanQu010271; Fri, 30 Jul 2010 15:36:49 +0100 (BST) (envelope-from mexas@bristol.ac.uk) Received: (from mexas@localhost) by mech-cluster241.men.bris.ac.uk (8.14.4/8.14.4/Submit) id o6UEanbq010270; Fri, 30 Jul 2010 15:36:49 +0100 (BST) (envelope-from mexas@bristol.ac.uk) X-Authentication-Warning: mech-cluster241.men.bris.ac.uk: mexas set sender to mexas@bristol.ac.uk using -f Date: Fri, 30 Jul 2010 15:36:49 +0100 From: Anton Shterenlikht To: Andriy Gapon Message-ID: <20100730143648.GA10259@mech-cluster241.men.bris.ac.uk> References: <20100728161715.GA91906@mech-cluster241.men.bris.ac.uk> <4C505BE8.1050308@icyb.net.ua> <20100728164449.GA92092@mech-cluster241.men.bris.ac.uk> <4C505FFC.6000601@icyb.net.ua> <20100728171324.GB92206@mech-cluster241.men.bris.ac.uk> <4C50663B.7030203@icyb.net.ua> <20100730115753.GA9578@mech-cluster241.men.bris.ac.uk> <4C52C00E.3050400@icyb.net.ua> <20100730130237.GA9853@mech-cluster241.men.bris.ac.uk> <4C52D440.1070908@icyb.net.ua> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4C52D440.1070908@icyb.net.ua> User-Agent: Mutt/1.5.20 (2009-06-14) Cc: lstewart@freebsd.org, Gavin Atkinson , Anton Shterenlikht , freebsd-current@freebsd.org Subject: Re: amd64 panic snd_hda - hdac_get_capabilities: Invalid corb size (0) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 30 Jul 2010 14:36:51 -0000 On Fri, Jul 30, 2010 at 04:31:44PM +0300, Andriy Gapon wrote: > on 30/07/2010 16:02 Anton Shterenlikht said the following: > > % dmesg | fgrep -i hda > > hdac0: irq 16 at device 20.2 on pci0 > > hdac0: HDA Driver Revision: 20100226_0142 > > hdac0: Lazy allocation of 0x4000 bytes rid 0x10 type 3 at 0xb7fb0000 > > hdac0: [MPSAFE] > > hdac0: [ITHREAD] > > hdac0: hdac_get_capabilities: Invalid corb size (0) > > hdac0: Resetting corb size to 256 > > hdac0: hdac_get_capabilities: Invalid rirb size (0) > > hdac0: Resetting rirb size to 256 > > hdac0: Caps: OSS 0, ISS 0, BSS 0, NSDO 1, CORB 256, RIRB 256 > > hdac0: > > % > > Oh, zero OSS + ISS is bad too. > Need to think about it, but no time now... > > Just a one thing to try - can you please add hdac_reset(sc, 1) call in > hdac_attach() right before hdac_get_capabilities() call? > The idea is to reset the controller before trying to get its capabilities. OSS became 1, no other change: % dmesg | fgrep -i hda hdac0: irq 16 at device 20.2 on pci0 hdac0: HDA Driver Revision: 20100226_0142 hdac0: Lazy allocation of 0x4000 bytes rid 0x10 type 3 at 0xb7fb0000 hdac0: [MPSAFE] hdac0: [ITHREAD] hdac0: hdac_get_capabilities: Invalid corb size (0) hdac0: Resetting corb size to 256 hdac0: hdac_get_capabilities: Invalid rirb size (0) hdac0: Resetting rirb size to 256 hdac0: Caps: OSS 1, ISS 0, BSS 0, NSDO 1, CORB 256, RIRB 256 hdac0: thanks anton -- Anton Shterenlikht Room 2.6, Queen's Building Mech Eng Dept Bristol University University Walk, Bristol BS8 1TR, UK Tel: +44 (0)117 331 5944 Fax: +44 (0)117 929 4423