*BSD News Article 10141


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From: chris@tisdec.tis.tandy.com
Date: 19 Jan 93 11:28 CST
Newsgroups: comp.unix.bsd
Subject: Re: [386BSD] error: NMI port 61 b0, por
Message-ID: <27600006@tisdec.tis.tandy.com>
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Nf-From: tisdec.tis.tandy.com!chris    Jan 19 11:28:00 1993
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/* Written  3:12 am  Jan 18, 1993 by usenet@uniwa.UUCP in tisdec.tis.tandy.com:comp.unix.bsd */
/* ---------- "[386BSD] error: NMI port 61 b0, por" ---------- */

Any ideas on this error?  I'm working away and from time to time I get the
following sort of thing on my screen:
	NMI port 61 b0, port 70 ff
Everything seems to work OK.  I'm just worried that there might be some damage
taking place that I don't know about.

---------------------------------------------------------------------
Jeremy Laidman, Analyst Programmer
School of I.T. and Mathematics                 Phone: (61 9) 370 6648
Edith Cowan University                         Fax:   (61 9) 370 2910
Perth, Western Australia                       j.laidman@cowan.edu.au
/* End of text from tisdec.tis.tandy.com:comp.unix.bsd */

This is normally related to MEMORY parity errors.  I received them
back when I upgraded my system with the 3-chip 1Meg sims, but when I
used the 9-chip 1Meg sims I did not.

As to whether it is causing damage???, that depends on what is loaded into
the memory area being affected, and whether it is between CACHE & memory
(if you have cache), or just happening when reading or writting to the
memory area.

My system would eventually crash (386/BSD v0.3.3).

---Disclaimer---
This is personal experience, and opinion.  My employer is not involved,
except as a posting point.
==========================================================================
Chris Riney                     Domain: chris@tisdec.tis.tandy.com
Tandy Information Services        UUCP: ...!trsvax!tisdec!chris
Tandy Technology Sqr, Suite 200
Fort Worth, TX 76102             Phone: 817/878-0308; 8:00am-5:00pm CST,Mo-Fr
/* Long live BSDi */