Need help with ALOM on V210

From: Eric Sisson (ems@mdacc.tmc.edu)
Date: Sun Jul 17 2005 - 21:46:22 EDT


Greetings, Sun Managers,

I appear to have dug myself into a deep hole.

I have a Sun Fire V210 running Solaris 9/04. This system does not
have a video card. We manage it either by making an SSH connection
in multi-user mode or by making a "tip" connection from another
system to the "SERIAL MGT" port.

The system started with 2 GB of RAM, but we bought DIMMs to upgrade
it to 8 GB. The README brochure that came with the DIMMs (component
X7044A, Sun Part 594-0592-01, 2 GB) said that for these DIMMS the
V210 requires OpenBoot PROM version 4.16.x or later, which in turn
requires ALOM version 1.5 or later. Our box had OBP 4.11.4 and ALOM
1.3.

I downloaded ALOM 1.5.3 and Sun patch 119234-01, which contains OBP 4.17.1.

I installed ALOM 1.5.3, and that seemed to go okay. The output of command
     /usr/platform/`uname -i`/sbin/scadm version -v
showed
     SC Version v1.5
     SC Bootmon Version: v1.5.3
     SC Bootmon checksum: 4F888E28
     ....

I installed OBP 4.17.1, and that seemed to go okay. The output of command
     /usr/sbin/prtconf -V
showed
     OBP 4.17.1 2005/04/11 14:25

(The above output is from notes I made while doing the work.)

I shutdown the system down to the "ok" prompt and rebooted it. It
came back up fine.

Finally, I installed the new DIMMS, which required removing the old
ones. When I plugged everything back together again, and made a
"tip" connection to the "SERIAL MGT" port, I was asked for a
username, which never had happened before. I never had set this. I
pressed "Return", and it asked for a password. I pressed "Return"
again, and it asked for the username again. The system does not
respond to SSH connections, so I think that it is quite inert.
Needless to say, several people use this system for software
development, we have a deadline approaching, etc.

Tomorrow, after some sleep, I will try reseating the new DIMMS or
even restoring the old ones, but I do not think those actions will
have any effect.

Here are my questions:

1. Does anybody have any idea what I may have done wrong and, more
importantly, how to undo it?

2. Does anybody have any idea how to get past the ALOM
username/password barrier so that I can boot the system?

3. Does anybody have any other knowledge or wisdom to apply to this?

Naturally, I will summarize responses I receive and tell what success
(I hope) I have.

Regards,
Eric Sisson

-- 
Eric M. Sisson, Senior Research Programmer        email: ems@mdacc.tmc.edu
Academic and Research Computing - Box 235         voice: 713-792-2629 or
University of Texas M. D. Anderson Cancer Center         713-792-2618
1515 Holcombe Boulevard                             fax: 713-745-0615
Houston, Texas  77030-4009
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