From owner-freebsd-stable Wed Jun 19 6:41:50 2002 Delivered-To: freebsd-stable@freebsd.org Received: from mail.dt.e-technik.uni-dortmund.de (krusty.dt.E-Technik.Uni-Dortmund.DE [129.217.163.1]) by hub.freebsd.org (Postfix) with ESMTP id 21CC737B40C for ; Wed, 19 Jun 2002 06:41:42 -0700 (PDT) Received: from merlin.emma.line.org (localhost [127.0.0.1]) by mail.dt.e-technik.uni-dortmund.de (Postfix) with ESMTP id 37AA0A3831 for ; Wed, 19 Jun 2002 15:41:40 +0200 (CEST) Received: by merlin.emma.line.org (Postfix, from userid 500) id B269B5984; Wed, 19 Jun 2002 15:41:33 +0200 (CEST) Date: Wed, 19 Jun 2002 15:41:33 +0200 From: Matthias Andree To: Soeren Schmidt Cc: Matthias Andree , freebsd-stable@freebsd.org Subject: Re: ATA tags bug fix committed to -releng4 Message-ID: <20020619134133.GA12728@merlin.emma.line.org> References: <200206191319.g5JDJBjJ044345@freebsd.dk> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="+QahgC5+KEYLbs62" Content-Disposition: inline In-Reply-To: <200206191319.g5JDJBjJ044345@freebsd.dk> User-Agent: Mutt/1.3.99i Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG --+QahgC5+KEYLbs62 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, 19 Jun 2002, Soeren Schmidt wrote: > It seems Matthias Andree wrote: > > Soeren Schmidt writes: > >=20 > > > I've just committed a fix for the tags problem, so please those=20 > > > that had this problem, test it out and let me know... > >=20 > > hw.ata.tags=3D"1" now works for me and my IBM-DTLA 307045. > >=20 > > To give it a try, I hacked ata-disk.c to allow tagged queueing on my WDC > > AC420440D (it's said to be a IBM DJNA clone), it would write "TAGGED" on > > scanning and would work to some extent but then give me strange crashes > > later that the system would not really recover from, I presume it is > > reading bogus data sometimes. >=20 > Hmm, the IBM DJNA series is broken tags wise, it "forgets" an outstanding > request from time to time. My AC29100D that is a clone of the DJNA > doesn't work as well.. One should think that IBM is shipping firmware updates then... Should I bother to bug WDC about a new firmware for the AC420400D or will they tell me to get lost and buy a current drive? Can this condition "forgot a request" be detected and worked around somehow? > However I seem to be able to make tags work on the older IBM DTTA > series of drives, according to IBM tags should work if transfers > are kept under 64k... Hum. I presume it would not help my 486 with an UMC chip set... (which uses "BIOSPIO", not some DMA mode) Thanks, --=20 Matthias Andree --+QahgC5+KEYLbs62 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.7 (GNU/Linux) iD8DBQE9EIoNFmbjPHp/pcMRAstIAJ4kKdHg1uTle3gJHOKt+mroYBAIqACfeL4C DMCPibAaZoREDWd5FOBbM7Y= =Pchl -----END PGP SIGNATURE----- --+QahgC5+KEYLbs62-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message