Date: Mon, 17 Mar 1997 13:49:12 -0500 (EST) From: Charles Henrich <henrich@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 Message-ID: <199703171849.NAA00797@crh.cl.msu.edu>
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ASE)
Newsgroups: lists.freebsd.hackers
References: <5gjflq$dhj$1@msunews.cl.msu.edu>
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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 <Adaptec 2940 Ultra SCSI host adapter> 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
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