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Date:      Mon, 1 Nov 1999 20:48:08 -0800 (PST)
From:      Julian Elischer <julian@whistle.com>
To:        hackers@freebsd.org
Subject:   AMD PCnet-FAST+ ethernet chip.
Message-ID:  <Pine.BSF.4.10.9911012009180.1833-100000@current1.whistle.com>

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Under 3.3R

does anyone have this chip working?

I get the following dmesg info:
lnc1: <PCNet/PCI Ethernet adapter> rev 0x36 int a irq 10 on pci0.5.0
lnc1: PCnet-FAST+ address 00:d0:12:01:04:53

Interestingly no PHY information..


ifconfig  says:
# ifconfig lnc1
lnc1: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        inet 207.76.205.82 netmask 0xffffff00 broadcast 207.76.205.255
        ether 00:d0:12:01:04:53 

however I get:
# ping 207.76.205.22
PING 207.76.205.l22 (207.76.205.2n2): 56 data bytecs
1: Transmit underflow error -- Resetting
lnc1: Transmit underflow error -- Resetting
lnc1: Transmit underflow error -- Resetting
lnc1: Transmit underflow error -- Resetting
^C
--- 207.76.205.22 ping statistics ---
4 packets transmitted, 0 packets received, 100% packet loss



netstat -in shows:
#  netstat -in
Name  Mtu   Network       Address            Ipkts Ierrs    Opkts Oerrs Coll
lnc1  1500  <Link>      00.d0.12.01.04.53     4809     0       17     4  0
lnc1  1500  207.76.205    207.76.205.82       4809     0       17     4  0

The chip on the card is an AM79C972 and the PHY is (If the one
with PHY written on it is the one), an Am79C873KC. The card has home-PNA
on it as well so it's posible the PHY might belong to that.

Looking at the AMD specs that must be the PHY.

The "underflow" messages suggest a DMA/Data transfer problem, does anyone
have any suggestions/experience? If I getthe time I'l hve a read of the driver
too.


julian



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