More SCSI Confusion
robert.jarratt at ntlworld.com
Mon Oct 18 11:50:15 CDT 2010
> -----Original Message-----
> From: cctalk-bounces at classiccmp.org [mailto:cctalk-
> bounces at classiccmp.org] On Behalf Of Mark Wickens
> Sent: 17 October 2010 22:34
> To: General Discussion: On-Topic Posts Only
> Subject: Re: More SCSI Confusion
> On 17/10/10 16:32, Rob Jarratt wrote:
> > Yes I thought about that and I tried changing it to "on" but it did
> > not make a difference; and with the "diff" setting it does seem to
> > work, at least some of the time.
> > I also just found out something strange. If I remove any devices with
> > a SCSI ID numerically lower than the CD-ROM then both the CD-ROM and
> > the higher HDDs are still seen after the SCSI reset. To prove this I
> > took out DKA600 and changed the SCSI ID of DKA0 to make it DKA500.
> > This time, after the reset, it recognised both the CD-ROM (ID 4) and
> > the disk that was at ID 0 and now was at ID 5.
> > Regards
> > Rob
> >> -----Original Message-----
> >> From: cctalk-bounces at classiccmp.org [mailto:cctalk-
> >> bounces at classiccmp.org] On Behalf Of Adrian Graham
> >> Sent: 17 October 2010 15:17
> >> To: General Discussion: On-Topic and Off-Topic Posts
> >> Subject: Re: More SCSI Confusion
> >> On 17 October 2010 11:44, Rob Jarratt<robert.jarratt at ntlworld.com>
> >>>>>> sh pk*
> >>> pka0_host_id 7
> >>> pka0_mode ultra
> >>> pka0_soft_term diff
> >> The QLA1040 isn't differential is it? The soft_term should be just
> >> 'on' I
> > think.
> >> --
> >> adrian/witchy
> >> Owner of Binary Dinosaurs, the UK's biggest home computer collection?
> >> www.binarydinosaurs.co.uk
> Might be a red herring Rob, but I seem to remember certainly for the
> BA356 integrated into the Alphaserver 1000A that the enclosure could be
> operated in a split bus mode where half the enclosure was on one bus and
> the other half on another.
> Just a thought (you might want to cross post this to comp.os.vms).
I posted this to comp.sys.dec and someone told me there about the split bus.
I will check this.
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