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Date:      Tue, 27 Apr 1999 20:42:29 +0000 (GMT)
From:      Terry Lambert <tlambert@primenet.com>
To:        dfr@nlsystems.com (Doug Rabson)
Cc:        wwoods@cybcon.com, freebsd-alpha@FreeBSD.ORG
Subject:   Re: silo overflows......
Message-ID:  <199904272042.NAA06795@usr04.primenet.com>
In-Reply-To: <Pine.BSF.4.05.9904251912220.28665-100000@herring.nlsystems.com> from "Doug Rabson" at Apr 25, 99 07:16:28 pm

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> > I have been out of the loop for a couple days.....did anyone ever come up
> > with a "quick fix" for the silo overflows when useing an external modem on
> > com1? I tried lowering the baud rate all the way down to 19200 and still
> > had the same problem.
> 
> I'm starting to think that something else is wrong with this. Its almost
> as if interrupts are not being delivered to the sio driver. The driver has
> a poll function which will read characters (I think) but not very often.
> 
> As an experiment, could you put a print statement in siointr() to see if
> it ever gets entered.

Somone posted patches to this list a while back that enabled the
"fast interrupt" stuff for the alpha.  It got broken when the
bus space stuff went into -current.  I think it hasn't been unbroken.

In my experience, the patches worked fine.


					Terry Lambert
					terry@lambert.org
---
Any opinions in this posting are my own and not those of my present
or previous employers.


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