AW: ppc405_phy.c : Slow NFS access with DP83846A ethernet controller

Georg Klug gklug at
Fri Jul 12 00:00:17 EST 2002

Hi Phil,

> We are booting linux MVL2.1 on our custom board but NFS access are very slow.
> Our board is very close to the Walnut one except the ethernet controller (PHY)
> We are using a  DP83846A instead of DP83843 on the walnut.
> ...
> Any idea ?

>From the log you attached it looks like the Ethernet controller views the
as half duplex, which might cause problems, if the other side sees it as full
You should probably check whether this matches your network set-up.


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