From owner-freebsd-hackers Mon Mar 17 10:49:21 1997 Return-Path: Received: (from root@localhost) by freefall.freebsd.org (8.8.5/8.8.5) id KAA26792 for hackers-outgoing; Mon, 17 Mar 1997 10:49:21 -0800 (PST) Received: from crh.cl.msu.edu (crh.cl.msu.edu [35.8.1.24]) by freefall.freebsd.org (8.8.5/8.8.5) with ESMTP id KAA26783 for ; Mon, 17 Mar 1997 10:49:17 -0800 (PST) Received: (from henrich@localhost) by crh.cl.msu.edu (8.8.5/8.8.4) id NAA00797; Mon, 17 Mar 1997 13:49:12 -0500 (EST) Date: Mon, 17 Mar 1997 13:49:12 -0500 (EST) From: Charles Henrich Message-Id: <199703171849.NAA00797@crh.cl.msu.edu> To: ponds!rivers@dg-rtp.dg.com, freebsd-hackers@freebsd.org Subject: Re: aha2940 problems in 2.1-STABLE (any by inference, possible 2.2-RELE Sender: owner-hackers@freebsd.org X-Loop: FreeBSD.org Precedence: bulk ASE) Newsgroups: lists.freebsd.hackers References: <5gjflq$dhj$1@msunews.cl.msu.edu> X-Newsreader: NN version 6.5.0 #1 (NOV) In lists.freebsd.hackers you write: >Well - > Hoping to circumnavigate my aha2940UW problems in 2.1.6.1 (so I could >backup everything to tape for an upgrade to 2.2-RELEASE); I grabbed >the /sys from the 2.1-STABLE (post 2.1.7-RELEASE) on ftp.freebsd.org >and built a kernel. > Much to my dismay; this kernel could not recognize the disk on which >I keep the user directories, an older Micropolis 1548. It fails in the >probe. > The 2.1.6.1 kernel reponds with (from dmesg): > ahc0 rev 0 int a irq 15 on pci0:17 > ahc0: aic7880 Wide Channel, SCSI Id=7, 16 SCBs > ahc0 waiting for scsi devices to settle > (ahc0:0:0): "HP C3323-300 4242" type 0 fixed SCSI 2 > sd0(ahc0:0:0): Direct-Access 1003MB (2056008 512 byte sectors) > ahc0:A:1: refuses WIDE negotiation. Using 8bit transfers The quick and dirty solution is to go into your adaptec controller setup and turn off wide negotiation on your narrow devices (I've had this same problem for some time now) -Crh -- Charles Henrich Michigan State University henrich@msu.edu http://pilot.msu.edu/~henrich