*BSD News Article 61580


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From: Colin Dalton <csd@spooky.internet-eireann.ie>
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Anyone ID this old Ethernet card?
Date: Wed, 07 Feb 1996 22:09:16 +0000
Organization: Me? Organised?
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Hi there,

I've got hold of a couple of old 3Com ethernet cards for free - the
usual story, no drivers, no docs. So, with much trepidation, I guessed
that they might be 3c501 based, and compiled a kernel.

Happily enough, when I rebooted with the new kernel, the driver reports
that it found el0 at 0x300 irq 9. However, I can't access my second
serial port anymore without silo overflow errors. Also, it doesn't seem 
to matter what free IRQ I set the kernel to probe, as it comes back with
the Ethernet address anyway.

So, how do I stop it conflicting with sio1 (I've already moved it to
COM4, with no luck), and does anyone have a description of how to
set the jumpers.

The card is marked as part no 1248-01, rev D, it's an 8 bit card with
AUI and 10Base2 (BNC) connectors on it. There is a large PLCC chip to 
the back of the card, with a stylised DI, and 0755-02 and 8747 on it.
There is also a socket for what looks like a boot EPROM on it.

Thanks for any help.

---
csd
Going to church does not make a person religious, nor does going to
school
make a person educated, any more than going to a garage makes a person a
car.