Date: Mon, 30 Dec 2002 14:56:07 -0800 (PST) From: Chuck McCrobie <mccrobie2000@yahoo.com> To: "Justin T. Gibbs" <gibbs@scsiguy.com>, Nate Lawson <nate@root.org> Cc: freebsd-scsi@freebsd.org Subject: Re: SCSI Problems with sym and Western Digital on FreeBSD 4.7-stable Message-ID: <20021230225607.51427.qmail@web14806.mail.yahoo.com> In-Reply-To: <87850000.1041286441@aslan.btc.adaptec.com>
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--- "Justin T. Gibbs" <gibbs@scsiguy.com> wrote: > > On Fri, 27 Dec 2002, Chuck McCrobie wrote: > >> I am having SCSI problems with the sym driver and > a > >> Western Digital hard disk. Under the -stable > kernel > >> built on 'Dec 1', the drive show up fine with > 16-bit > >> wide transfers at 40 MHz. Under the most recent > >> -stable kernel built on 'Dec 17', the Western > Digital > >> gets some type of very weird error message. The > >> Western Digital is "da1". > > > >> (probe2:sym0:0:2:0): ODD transfer in DATA IN > phase. > >> (probe2:sym0:0:2:0): COMMAND FAILED (87 0 10). > >> (probe2:sym0:0:2:0): ODD transfer in DATA IN > phase. > >> (probe2:sym0:0:2:0): COMMAND FAILED (87 0 10). > >> (probe2:sym0:0:2:0): ODD transfer in DATA IN > phase. > >> (probe2:sym0:0:2:0): COMMAND FAILED (87 0 10). > >> (probe2:sym0:0:2:0): ODD transfer in DATA IN > phase. > >> (probe2:sym0:0:2:0): COMMAND FAILED (87 0 10). > >> (probe2:sym0:0:2:0): ODD transfer in DATA IN > phase. > >> (probe2:sym0:0:2:0): COMMAND FAILED (87 0 10). > > > > These appear to be the problem. Since nothing has > changed in sym(4) for a > > long time, this has to be elsewhere, perhaps in > dma system. > > My guess is that the WD guys didn't set their > additional inquiry > length correctly and/or the length is correct, but > they fail to > issue an ignore wide residue for the last transfer. > The problem > only shows up now because we properly calculate the > extra inquiry > length. Perhaps we should do what Gerard suggested > and round up > to an even transfer size. > > -- > Justin > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-scsi" in the body of the message What would I see on a SCSI bus analyzer in terms of "issue an ignore wide residue" message? Maybe I'll have to break out the SCSI spec. and the bus analyzer... Chuck McCrobie __________________________________________________ Do you Yahoo!? Yahoo! Mail Plus - Powerful. Affordable. Sign up now. http://mailplus.yahoo.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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