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Re: able to bootp/NFS-install/reboot R4400SC Indy

To: Joseph Michaud <jmichaud@chaos.boston.sgi.com>, linux@cthulhu.engr.sgi.com
Subject: Re: able to bootp/NFS-install/reboot R4400SC Indy
From: Eric Melville <m_thrope@rigelfore.com>
Date: Sat, 20 Feb 1999 02:04:05 -0800
Organization: iLL
References: <199902170714.XAA09589@kilimanjaro.engr.sgi.com> <36CBB931.D552C44@rigelfore.com> <9902181451.ZM96@chaos.boston.sgi.com>
Sender: owner-linux@cthulhu.engr.sgi.com
it says ---

offset = 0
offset = 1
offset = 2
offset = 3
offset = 0
offset = 1
offset = 2

etc etc etc

???????

-E

> I had encountered a problem once with a bad R4400 CPU (only one)
> incorrectly loading halfword (16-bit) values from memory.  The
> following uuencoded gzipped mips2 binary mallocs lines of four
> halfwords, loads it with a certain bit pattern, and then in a loop
> checks all 0th halfwords, then all 1st, then 2nd, then 3rd.  (I had
> problems with the 3rd halfwords.)
> 
> Boot up IRIX and give it a try.  If it prints out anything other
> than "offset = 0", etc., then there is a problem.  (You could probably run
> it under miniroot as well.)  It was built on 6.2.

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