[U-Boot] [PATCH] tsec: Wait for auto-negotiation to complete without link

Wolfgang Denk wd at denx.de
Wed Feb 4 22:58:30 CET 2009


Dear Scott Wood,

In message <498A0D5C.5060901 at freescale.com> you wrote:
> Andy Fleming wrote:
> > Hmmm....I made that change for a reason.  Waiting for autonegotiation
> > to finish on a tsec with no link was quite tiresome.  If you've hooked
> > up the 4th tsec, and try to boot, you end up waiting for *three* tsecs
> > to timeout.  If dhcp fails because the link isn't up you can always
> > try again, or add a delay before dhcp starts so that the link is up.
> > 
> > I'm open to other suggestions, but I really don't want to go back to
> > the old behavior.
> 
> Is there any way that you could do the auto-negotiation in parallel?

You definitely do not want to do that.

Requirement is NOT to initialize network interfaces unless used by
U-Boot.

Best regards,

Wolfgang Denk

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