From owner-freebsd-questions@FreeBSD.ORG Sat Oct 2 14:38:00 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 87DF21065694; Sat, 2 Oct 2010 14:38:00 +0000 (UTC) (envelope-from hselasky@c2i.net) Received: from swip.net (mailfe03.swip.net [212.247.154.65]) by mx1.freebsd.org (Postfix) with ESMTP id D78C58FC16; Sat, 2 Oct 2010 14:37:59 +0000 (UTC) X-Cloudmark-Score: 0.000000 [] X-Cloudmark-Analysis: v=1.1 cv=iBCGAMPDYtSF9sDXX85uHY3wcnYctfVT8vFpe3qPflY= c=1 sm=1 a=8nJEP1OIZ-IA:10 a=M8b_wTzEtboA:10 a=MnI1ikcADjEx7bvsp0jZvQ==:17 a=QEZAVPXKQj2yEnUJ_F8A:9 a=5cxkDjqMIe2V7__GYdIA:7 a=zvbPjBMEg3KgyQa_pC4C_hKo-GQA:4 a=wPNLvfGTeEIA:10 a=MnI1ikcADjEx7bvsp0jZvQ==:117 Received: from [188.126.201.140] (account mc467741@c2i.net HELO laptop002.hselasky.homeunix.org) by mailfe03.swip.net (CommuniGate Pro SMTP 5.2.19) with ESMTPA id 29607635; Sat, 02 Oct 2010 16:37:57 +0200 From: Hans Petter Selasky To: Anselm Strauss Date: Sat, 2 Oct 2010 16:39:11 +0200 User-Agent: KMail/1.13.5 (FreeBSD/8.1-STABLE; KDE/4.4.5; amd64; ; ) References: <4CA3B8F5.80904@gmail.com> <201009302138.51616.hselasky@c2i.net> <4CA72917.8060209@gmail.com> In-Reply-To: <4CA72917.8060209@gmail.com> X-Face: +~\`s("[*|O,="7?X@L.elg*F"OA\I/3%^p8g?ab%RN'(; _IjlA: hGE..Ew, XAQ*o#\/M~SC=S1-f9{EzRfT'|Hhll5Q]ha5Bt-s|oTlKMusi:1e[wJl}kd}GR Z0adGx-x_0zGbZj'e(Y[(UNle~)8CQWXW@:DX+9)_YlB[tIccCPN$7/L' MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201010021639.11568.hselasky@c2i.net> Cc: freebsd-questions@freebsd.org, freebsd-usb@freebsd.org Subject: Re: USB disk on CS5536 unstable X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 02 Oct 2010 14:38:00 -0000 On Saturday 02 October 2010 14:44:07 Anselm Strauss wrote: > On 09/30/10 21:38, Hans Petter Selasky wrote: > > On Thursday 30 September 2010 21:10:59 Anselm Strauss wrote: > >> Maybe sending it to just the USB list was too specific ... > >> > >> On 09/30/10 00:08, Anselm Strauss wrote: > >>> Hi > >>> > >>> I have an ALIX board that has an AMD Geode and the CS5536 companion > >>> chip with integrated USB on it. When I connect a USB disk I have > >>> observed various problems. For example when I run fsck_ufs on a 250 GB > >>> partition the process gets stuck in biord state and fsck reports > >>> unreadable sectors. When I do a dd over the whole disk and direct it > >>> to /dev/null it suddenly returns with no error, but having read only a > >>> small fraction of the disk. I tried it with two different disks and > >>> two different ALIX boards. I'm pretty sure the disks are okay since I > >>> tried them on other hardware. > >>> > >>> As far as I know there was some trouble with the chip regarding > >>> timeouts. Under load after some time the USB just stops responding. I > >>> have tried 8.0 and 8.1. Is there any known problem? How can I track > >>> this down? > >>> > >>> Anselm > > > > If you compile the kernel with USB_DEBUG, then there are some sysctls > > under hw.usb.ehci which you can tweak. Needs to be set before boot. > > > > --HPS > > Did not know that there were configurable bug workarounds in sysctl. > When I set hw.usb.ehci.lostintrbug=1 in /boot/loader.conf the problems > seem gone. > > Without this setting I got the following kernel message when dd did abort: > > ehci_timeout: xfer=0xc29cd3c8 > > > Thanks, > Anselm Maybe you can report the PCI vendor ID and product so that we can add this quirk. --HPS