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Date:      Mon, 10 May 1999 22:28:49 +0100 (BST)
From:      Doug Rabson <dfr@nlsystems.com>
To:        Wilko Bulte <wilko@yedi.iaf.nl>
Cc:        khaled@mailbox.telia.net, freebsd-alpha@FreeBSD.org, freebsd-current@FreeBSD.org
Subject:   Re: de driver problem
Message-ID:  <Pine.BSF.4.05.9905102227570.447-100000@herring.nlsystems.com>
In-Reply-To: <199905092111.XAA46622@yedi.iaf.nl>

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On Sun, 9 May 1999, Wilko Bulte wrote:

> As Doug Rabson wrote ...
> > On Sun, 9 May 1999, Khaled Daham wrote:
> > 
> > > Hello folks
> > > 
> > > I cvsupped,made world, built a kernel today and from now on the de
> > > interfaces only comes up in 100BaseTX, what causes it not to negotiate ?
> > > My Apr_29 kernel doesnt behave like this.
> > > 
> > > The link lamp flickered like hell so it was quite a nice atmosphere for
> > > awhile , but i got tired of it :)
> > > 
> > > /Khaled, Telia Network Services
> > > 
> > > Mail:   khaled@telia.net
> > > Cell:   070-6785492
> > > Work:   08-4567281
> > > 
> > > :hacker: /n./  [originally, someone who makes furniture with an axe]
> > 
> > Some tulip boards in alpha systems don't autonegociate properly so the SRM
> > has a way of forcing them to a particular mode. A change was made recently
> 
> Recently... I think it's been there for a couple of years.

Maybe you are remembering a NetBSD change?  We just started doing the same
thing in FreeBSD recently.

> 
> > to respect the SRM setting instead of using autoneg. The variable is
> > typically called ewa0_mode. To find the right setting, type
> > 
> > 	>>>set ewa0_mode
> > 
> > from the SRM prompt and it will give you a list of settings. Choose one,
> > then type e.g.:
> > 
> > 	>>>set ewa0_mode Twisted-Pair
> 
> Keep in mind that older SRMs that understand the older Tulip 10/100Mbit
> chips  (21140 IRRC) might not recognise the new ones (is that the 21143?)
> 
> Bit me once..

Yeah. That must be why my 164lx won't netboot.

--
Doug Rabson				Mail:  dfr@nlsystems.com
Nonlinear Systems Ltd.			Phone: +44 181 442 9037




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