[U-Boot] UEC phy not working on first try

Detlev Zundel dzu at denx.de
Wed Apr 20 10:23:03 CEST 2011


Hi Matthias,

>> > I am using u-boot.2010.09 on a MPC8568-based board.
>> >
>> > When trying to boot over one of the UEC network interfaces, it is not
>> > working instantly. The cable is connected from the beginning, but I
>> > have to issue a manual 'boot' command, sometimes even multiple times
>> > before the link is correct. This is the output:
>>
>> Do all the UEC interfaces show the same symptoms?
>
> Yes, this happens for all UECs. And I think it worked until we
> switched from u-boot 2009.11.1 to 2010.09 - but there's so much change
> that I didn't find the reason for it, yet.

Ah!  I didn't realize that you are in the excellent position to have one
good and one bad commit.  Simply use git bisect to find the problematic
commit and show that to us.

Best wishes
  Detlev

-- 
... and I will continue to use a  low-level language to indicate how
machines actually compute.  Readers  who only want to see algorithms
that are already packaged in a plug-in way, using a trendy language,
should buy other people's books.
                                         -- Donald Knuth, Fascicle 1
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DENX Software Engineering GmbH,      MD: Wolfgang Denk & Detlev Zundel
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