[PATCH v2 1/2] ucc_geth: Fix half-duplex operation for non-MII/RMII interfaces

David Miller davem at davemloft.net
Thu Jun 25 18:07:20 EST 2009


From: Anton Vorontsov <avorontsov at ru.mvista.com>
Date: Thu, 25 Jun 2009 11:08:13 +0400

> On Thu, Jun 25, 2009 at 05:02:32AM +0400, Anton Vorontsov wrote:
>> Currently the half-duplex operation seems to not work reliably for
>> RGMII PHY interfaces. It takes about 10 minutes to boot NFS rootfs
>> using 10/half link, following symptoms were observed:
> 
> David, please ignore these patches, they just appear to
> workaround the issue, but they don't fix the root cause (which
> is unknown yet), and may cause other side to see the duplex
> errors. Heh...

Ok, thanks for the heads-up.


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