SUMMARY-update: Booting a XP1000/EV6 off an IDE-Disk

From: Uwe Lienig (Uwe.Lienig@fif.mw.htw-dresden.de)
Date: Wed Aug 28 2002 - 05:48:19 EDT


Hi managers,

the answer to the problem regarding a HWID of 0 beeing added to the hardware
list came in just a few minutes later.

Thanks to Harald.Knipp@bfa.de.

To delete this entry one simply has to issue the command:

hwmgr delete scsi -did 0

So everything ist working now like a charm!

Thanks again.

Hi managers,

sorry for beeing late with my summary. But we had some high water problems
during the last two weeks here in Dresden.

Thanks to all who responded.

The invaluable Tom (Dr. Tom Blinn) hit the nail on the head. The problem was
that the IDE drive was the master drive on the second IDE interface thus
becoming dqb0.0.0.207.0 - well at least I think this is the right semantic
regarding SRM console device naming convention. The CDROM was set up as a master
on the first IDE interface becoming dqa0.0.0.107.0.

With regard to Tom's suggestion I put the IDE hard drive on the first IDE
interface as master and the CDROM on the second IDE interface as master. Now I
was able to boot o.K. Everything works great right now!

I've attached the answer from Tom at the end.

After rebooting the first time the XP1000 hwmgr created a new HW entry since it
saw the CDROM on a new interface but didn't rename IDE disk. Then dsfmgr created
new device special files for the CDROM - cdrom1. I tried to make the CDROM
appear as cdrom0 but failed to do so (even I read the hints given by this list).
I'm not that familiar with the new device naming and access system introduced in
V5.0. I've been working with Tru64 since 1994 - well and V5.0 ist quite new (as
I suspect to most of us). In the end I managed that the CDROM appeared as cdrom0
with dsfmgr -m cdrom1 cdrom0. But now I have a HW table which ist somehow
distorted. I do have only one harddisk on the first IDE interface and a CDROM on
the second IDE interface. but I have a HWID 0 in the table. Is the a way to get
rid of it.

        SCSI DEVICE DEVICE DRIVER NUM DEVICE FIRST
 HWID: DEVICEID HOSTNAME TYPE SUBTYPE OWNER PATH FILE VALID PATH
-------------------------------------------------------------------------
    0: 0 mfifcn00 cdrom none 0 1 (null)
   40: 1 mfifcn00 disk none 2 2 dsk0 [1/0/0]
   43: 2 mfifcn00 cdrom none 0 1 cdrom0 [2/0/0]

But thats not an issue. The system is working great.

Thanks to everyone.

This is the answer from Dr Tom Blinn

>
> There were some nasty bugs in the IDE support code relating to drive
> name translation; I believe they have been fixed in V5.1B but that's
> not available yet. They are fixable with patches, but you need to get
> the system installed to install the patches.. Chicken and egg problem.
>
> It is possible that if you can set up the system so that the IDE hard
> drive is "dqa0" (primary or only drive on the first IDE port), it may
> work, but it's also possible that then your IDE CDROM won't work or
> won't be mountable as root during installation.

>
> It is frustrating, and it should have been working all along, and we
> should have been testing configurations like yours and making sure
> that they work, but we didn't. I believe there are DS10 systems that
> have a similar configuration, but I also believe they do work.
>
> You may need to get and install a SCSI controller and SCSI hard drive
> to get this to work.
>
> Tom
>
> Dr. Thomas P. Blinn + Tru64 UNIX Software + Hewlett-Packard Company
> Internet: tpb@zk3.dec.com, thomas.blinn@compaq.com, thomas.blinn@hp.com
> 110 Spit Brook Road, MS ZKO3-2/W17 Nashua, New Hampshire 03062-2698
> Technology Partnership Engineering Phone: (603) 884-0646
> ACM Member: tpblinn@acm.org PC@Home: tom@felines.mv.net
>
> Worry kills more people than work because more people worry than work.
>
> Keep your stick on the ice. -- Steve Smith ("Red Green")
>
> My favorite palindrome is: Satan, oscillate my metallic sonatas.
> -- Phil Agre, pagre@alpha.oac.ucla.edu
>
> Yesterday it worked / Today it is not working / UNIX is like that
> -- apologies to Margaret Segall
>
> Opinions expressed herein are my own, and do not necessarily represent
> those of my employer or anyone else, living or dead, real or imagined.
>

-- 
Uwe Lienig  | fon: (+49 351) 462 2780 | mailto:uwe.lienig@fif.mw.htw-dresden.de
            | fax: (+49 351) 462 3476 | http://www.fif.mw.htw-dresden.de
HTW Dresden | parcels: Gutzkowstr. 22 | letters: PF 12 07 01       
   -FiF-    |          01069 Dresden  |          01008 Dresden


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