From owner-freebsd-usb@FreeBSD.ORG Tue Feb 10 14:06:03 2015 Return-Path: Delivered-To: usb@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 72C28815; Tue, 10 Feb 2015 14:06:03 +0000 (UTC) Received: from mail.turbocat.net (heidi.turbocat.net [88.198.202.214]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 304051ED; Tue, 10 Feb 2015 14:06:02 +0000 (UTC) Received: from laptop015.home.selasky.org (cm-176.74.213.204.customer.telag.net [176.74.213.204]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.turbocat.net (Postfix) with ESMTPSA id 9CD851FE023; Tue, 10 Feb 2015 15:05:51 +0100 (CET) Message-ID: <54DA1072.1010607@selasky.org> Date: Tue, 10 Feb 2015 15:06:42 +0100 From: Hans Petter Selasky User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 MIME-Version: 1.0 To: gljennjohn@gmail.com Subject: Re: r276717 causes problems References: <20150209183648.7825eee5@ernst.home> <54D92612.6000207@selasky.org> <4020134.66atlK9cJ0@ralph.baldwin.cx> <54D92B40.10907@selasky.org> <20150210100628.17c24ac2@ernst.home> In-Reply-To: <20150210100628.17c24ac2@ernst.home> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Cc: usb@freebsd.org, John Baldwin X-BeenThere: freebsd-usb@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: FreeBSD support for USB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 10 Feb 2015 14:06:03 -0000 On 02/10/15 10:06, Gary Jennejohn wrote: > On Mon, 09 Feb 2015 22:48:48 +0100 > Hans Petter Selasky wrote: > > Hans, > >> Can you test this change: >> https://svnweb.freebsd.org/changeset/base/278477 >> > > Thanks, but it doesn't help. I updated to 278499. > > Here's the relevant dmesg output using the new kernel: > > Feb 10 09:45:20 ernst kernel: ugen0.4: at usbus0 > Feb 10 09:45:20 ernst kernel: umass0: on usbus0 > Feb 10 09:45:20 ernst kernel: (probe0:umass-sim0:0:0:0): REPORT LUNS. CDB: a0 00 00 00 00 00 00 00 00 10 00 00 > Feb 10 09:45:20 ernst kernel: (probe0:umass-sim0:0:0:0): CAM status: SCSI Status Error > Feb 10 09:45:20 ernst kernel: (probe0:umass-sim0:0:0:0): SCSI status: Check Condition > Feb 10 09:45:20 ernst kernel: (probe0:umass-sim0:0:0:0): SCSI sense: ILLEGAL REQUEST asc:20,0 (Invalid command operation code) > Feb 10 09:45:20 ernst kernel: (probe0:umass-sim0:0:0:0): Error 22, Unretryable error > Feb 10 09:45:20 ernst kernel: da0 at umass-sim0 bus 0 scbus8 target 0 lun 0 > Feb 10 09:45:20 ernst kernel: da0: Fixed Direct Access SCSI-6 device > Feb 10 09:45:20 ernst kernel: da0: Serial Number > Feb 10 09:45:20 ernst kernel: da0: 400.000MB/s transfers > Feb 10 09:45:20 ernst kernel: da0: 1907729MB (3907029168 512 byte sectors: 255H 63S/T 243201C) > Feb 10 09:45:20 ernst kernel: da0: quirks=0x2 > > Note that the vendor/product strings are missing. > > I'm not certain whether the failure of REPORT LUNS has anything > to do with my problem, but it seems like a failed SCSI command > shouldn't prevent enumerating the disks in the enclosure. > > When the enumeration succeeds I always see da0, da1 and da2. > > Note that I tried a slightly older HEAD (from yesterday, so it > already had 278477 in it) with dma_bits forced to 32 and the > enumeration also failed. So, there's more to my problem than > just the DMA width. There have been so many changes to CAM > lately that the cause may lie there. > Hi, Could you run: usbdump -i usbusX -vvv -s 65535 -f Y In the failing and working case? That would reveal what is actually going on in the CAM and USB layers. Thank you! --HPS