From owner-freebsd-bugs Wed Nov 4 11:59:50 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id LAA23471 for freebsd-bugs-outgoing; Wed, 4 Nov 1998 11:59:50 -0800 (PST) (envelope-from owner-freebsd-bugs@FreeBSD.ORG) Received: from panzer.plutotech.com (panzer.plutotech.com [206.168.67.125]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id LAA23464; Wed, 4 Nov 1998 11:59:47 -0800 (PST) (envelope-from ken@panzer.plutotech.com) Received: (from ken@localhost) by panzer.plutotech.com (8.9.1/8.8.5) id MAA19486; Wed, 4 Nov 1998 12:59:28 -0700 (MST) From: "Kenneth D. Merry" Message-Id: <199811041959.MAA19486@panzer.plutotech.com> Subject: Re: kern/8555: boot panic with SONY SCSI CD-ROM CDU625-S 1.0r hooked In-Reply-To: <199811041700.JAA16984@freefall.freebsd.org> from Liviu Ionescu at "Nov 4, 98 09:00:01 am" To: Liviu.Ionescu@Romania.EU.net Date: Wed, 4 Nov 1998 12:59:27 -0700 (MST) Cc: freebsd-bugs@FreeBSD.ORG, freebsd-gnats-submit@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL28s (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-bugs@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Liviu Ionescu wrote... > I applied the patch and (bingo!) the kernel now boots without panic. > > the picture also changed a bit, the CD-ROM is listed now at 20.0MB/s. > > but when I try to mount a disc I get an error: > > boca# mount /dev/cd0c /mnt > mount: Input/output error > > and the syslog shows: > > Nov 4 19:50:03 boca /kernel: (cd0:ahc1:0:3:0): parity error during Command > phase. > Nov 4 19:50:03 boca /kernel: (cd0:ahc1:0:3:0): parity error during Command > phase. > Nov 4 19:50:03 boca /kernel: SEQADDR == 0x153 > Nov 4 19:50:03 boca /kernel: SEQADDR == 0x153 > Nov 4 19:50:03 boca /kernel: SCSIRATE == 0xf > Nov 4 19:50:03 boca /kernel: SCSIRATE == 0xf > Nov 4 19:50:12 boca /kernel: (cd0:ahc1:0:3:0): parity error during Command > phase. > Nov 4 19:50:12 boca /kernel: (cd0:ahc1:0:3:0): parity error during Command > phase. > Nov 4 19:50:12 boca /kernel: SEQADDR == 0x153 > Nov 4 19:50:12 boca /kernel: SEQADDR == 0x153 > Nov 4 19:50:12 boca /kernel: SCSIRATE == 0xf > Nov 4 19:50:12 boca /kernel: SCSIRATE == 0xf > > I also tried to remove the parity/termination jumpers from the Sony drive, > without success. anyway, I remember that exactly the same hardware > configuration worked fine with 2.2.7 with cam patches applied, so it > shouldn't be a parity/terminator misconfiguration. This really looks like a cabling or termination problem. The Adaptec driver in -current isn't significantly different than the CAM driver you used with 2.2.7. So it's most likely some change in your hardware that has caused the problem. Ken -- Kenneth Merry ken@plutotech.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message