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Date:      Sun, 22 Nov 1998 20:38:30 +0100 (MET)
From:      Michael Class <michaelc@bbn.hp.com>
To:        current@FreeBSD.ORG
Subject:   Chip-Recognition in lnc-driver wrong?
Message-ID:  <Pine.BSF.4.05.9811222037460.652-100000@pc-micha.mc.hp.com>

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Hello,

during the process of setting an old HP Vectra XM2 4/66i (66Mhz 486)
as a firewall with 3.0-current (as of today) I had a problem with
the lance-ethernet driver (lnc).

The Vectra has an integrated AMD 79C970 PCI-Chip an the motherboard.
I checked that it is really this chip on the MB! The lance-driver
seems to recognize this chip as an Am79C965 (VL-Bus) and the further
recognition fails. The interface does not show up if I do an 
'ifconfig -a'.

When I change the code in if_lnc.c / pcnet_probe to force the driver
to recognize the chip as 79C970, everything works fine.

Question: Is it possible that the recognition-string for the
79C965 in if_lnc.h (0x2430) is in reality the one for the 79C970
chip? Has anyone a working 79C965 that can be checked, or an other
79C970 that delivers 0x0242 back as id? 
Unfortunately I do not have any documentation.

The system works now for me, but I would like to see it working
in the future (if possible) without patches in the kernel.

Thank you

Michael


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        michael class, viktor-renner str. 39, 72074 tuebingen, frg
                    E-Mail: michael_class@gmx.net
         Phone: +49 7031 14-3707 (work) +49 7071 81950 (private)
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