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SubjectRe: Aic7xxx troubles with 2.4.1ac6
On Thu, Feb 08, 2001 at 07:53:55AM -0500, you [Doug Ledford] claimed:
> Ville Herva wrote:
> >
> > It looks like ac6 (which I believe includes the patch you posted) is
> > still a no-go with 7892. The boot halts and it just prints this once a
> > second:
> >
> > (SCSI0:0:3:1) Synchronous at 160 Mbyte/sec offset 31
> > (SCSI0:0:3:1) CRC error during data in phase
> > (SCSI0:0:3:1) CRC error in intermediate CRC packet
>
> Check your cables, especially the connector on the card and the drive. Look
> for any possible bent pins. The message you are seeing is *usually*, but not
> always, a legitimate data corruption issue. It doesn't show up under the
> 5.2.1 driver because it limits your Quantum drive to 80MByte/s and that
> particular speed doesn't include CRC checking. On this driver you have to be
> running at 160MByte/s before CRC checking is enabled.

I checked the cables. I think HP didn't supply proper 160 MB/S capable
cables (aren't those the ones with wattlings?). When I forced the drive to
80MB/s from bios, not only did aic7xxx/ac6 work like charm, but the BIOS
also found the "missing" MBR. Stupid problem ;).

Thanks for your help!


--
Ville Herva vherva@viasys.com +358-50-5164500
Viasys Oy Hannuntie 6 FIN-02360 Espoo +358-9-2313-2160
PGP key available: http://www.iki.fi/v/pgp.html fax +358-9-2313-2250
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