[realtek] re: yellow light

Piotr Trojanek ptroja@elproma.com.pl
Mon Sep 16 07:45:01 2002


On Mon, Sep 16, 2002 at 07:37:49AM -0400, Donald Becker wrote:
> > maybe more important is, thats RTL8139B (I know, that B/C has only
> > voltage difference, but...)
> 
> There are several other differences.

ok, but does some of them can couse this effect?
I don't have any problems with "normal" (not embedded) PCI cards with
RTL8139C.

> > As I was studing RTL spec's pdf, driver code, I can't see any way to
> > manipulate "yellow LED" in software way -- it's seems bo impossible even
> > on chip interface. I've written, that RJ-45 plug out/in is 100% trick.
> 
> This might be a "twister tuning" problem, caused by echos on the cable.

I'm testing 8139too.c with tuning enabled since 24h...

> > I guess, that if there is ANY software way to emulate chip's behavior,
> > in similar way, as it does when I phisically plug RJ-45 into it, I would
> > make it happend every ie. 60 seconds.
> 
> I suggest you try an updated driver first.

of course, but the problem is, that it's really hard to test the case.
I was hoping, that someone already played with it...

-- 
Piotr Trojanek