From owner-freebsd-ppc@FreeBSD.ORG Wed Sep 24 13:23:07 2008 Return-Path: Delivered-To: freebsd-ppc@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D6C92106568B for ; Wed, 24 Sep 2008 13:23:07 +0000 (UTC) (envelope-from nwhitehorn@freebsd.org) Received: from agogare.doit.wisc.edu (agogare.doit.wisc.edu [144.92.197.211]) by mx1.freebsd.org (Postfix) with ESMTP id A7C0D8FC24 for ; Wed, 24 Sep 2008 13:23:07 +0000 (UTC) (envelope-from nwhitehorn@freebsd.org) MIME-version: 1.0 Content-transfer-encoding: 7BIT Content-type: text/plain; charset=UTF-8; format=flowed Received: from avs-daemon.smtpauth2.wiscmail.wisc.edu by smtpauth2.wiscmail.wisc.edu (Sun Java(tm) System Messaging Server 6.3-6.03 (built Mar 14 2008; 32bit)) id <0K7P0060OBUI7Q00@smtpauth2.wiscmail.wisc.edu> for freebsd-ppc@freebsd.org; Wed, 24 Sep 2008 08:23:06 -0500 (CDT) Received: from trantor.tachypleus.net (adsl-76-204-100-161.dsl.mdsnwi.sbcglobal.net [76.204.100.161]) by smtpauth2.wiscmail.wisc.edu (Sun Java(tm) System Messaging Server 6.3-6.03 (built Mar 14 2008; 32bit)) with ESMTPSA id <0K7P00J60BUBY260@smtpauth2.wiscmail.wisc.edu> for freebsd-ppc@freebsd.org; Wed, 24 Sep 2008 08:22:59 -0500 (CDT) Date: Wed, 24 Sep 2008 08:27:19 -0500 From: Nathan Whitehorn In-reply-to: To: Marco Trillo Message-id: <48DA4037.9000508@freebsd.org> X-Spam-Report: AuthenticatedSender=yes, SenderIP=76.204.100.161 X-Spam-PmxInfo: Server=avs-11, Version=5.4.1.325704, Antispam-Engine: 2.6.0.325393, Antispam-Data: 2008.9.24.130116, SenderIP=76.204.100.161 References: <48D389EE.9000207@FreeBSD.org> <48D3AD50.8070505@freebsd.org> <48D69679.1080701@freebsd.org> <48D7F437.1040603@FreeBSD.org> <645CD2B8-11A0-42E8-B5F9-C04DCF21F763@mac.com> <48D84C12.7070207@freebsd.org> <0DD89065-9CF3-45E4-89A0-70D6BBB9621D@mac.com> <48D92D44.6080807@freebsd.org> User-Agent: Thunderbird 2.0.0.16 (X11/20080814) Cc: freebsd-ppc@freebsd.org Subject: Re: Call for testers: Apple ATA DMA X-BeenThere: freebsd-ppc@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the PowerPC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 24 Sep 2008 13:23:07 -0000 Marco Trillo wrote: > Hi Nathan, > > I tested the patch on a eMac G4 "USB 2.0" (PowerMac6,4). It has an ata-3 macio cell and a Kauai controller. > > acd0: DVDR at ata0-master WDMA2 > ad0: 38166MB at ata1-master UDMA100 > WARNING: WITNESS option enabled, expect reduced performance. > acd0: WARNING - SETFEATURES SET TRANSFER MODE taskqueue timeout - completing request directly > acd0: TIMEOUT - READ_BIG retrying (1 retry left) > acd0: WARNING - SETFEATURES SET TRANSFER MODE taskqueue timeout - completing request directly > acd0: TIMEOUT - READ_BIG retrying (0 retries left) > acd0: WARNING - SETFEATURES SET TRANSFER MODE taskqueue timeout - completing request directly > acd0: FAILURE - READ_BIG timed out > ... > And then the same cycle starts again. > > This looks similar to the problems Marcel reported, but in this case the Kauai controller only has one device attached, the hard disk; as the CD drive is on the ata-3 macio controller instead. Ugh. I really don't know, and am flying blind without hardware. If you disable ATAPI DMA or the macio controller, does ad0 at least work? -Nathan