AW: [vortex] Slow connection in local domain
Andrew Morton
andrewm@uow.edu.au
Fri, 18 May 2001 00:23:11 +1000
"Suikat, Reiner" wrote:
>
> mii-diag -v
>
> mii-diag.c:v2.01a 5/15/2001 Donald Becker (becker@scyld.com)
> http://www.scyld.com/diag/index.html
> MII PHY #24 transceiver registers:
> 3000 782d 0040 6174 05e1 0021 0000 0000
> 0000 0000 0000 0000 0000 0000 0000 0000
> 1000 0001 0000 0000 0000 0000 0100 0000
> 003c d006 0f00 ff40 002c 0000 0080 000b The autonegotiated capability is
> 0000.
> No common media type was autonegotiated!
> This is extremely unusual and typically indicates a configuration error.
> Perhaps the advertised capability set was intentionally limited.
> Basic mode control register 0x6d64: Auto-negotiation disabled, with
> Speed fixed at 100 mbps, full-duplex.
> Transceiver isolated from the MII!
> Transceiver powered down!
> Transceiver in loopback mode!
> Basic mode status register 0x4001 ... 782d.
> Link status: previously broken, but now reestablished.
> This transceiver is capable of 100baseTx-FD.
> Unable to perform Auto-negotiation, negotiation not complete.
> Your link partner advertised 4001:.
>
> at least mii-diag is reporting a problem.
>
It certainly is. Most of those values are pretty much
junk, I think.
It's a 3c920 in a Toshiba Docking station. That's unusual,
and something funny is going on. I'm afraid I don't have
much to suggest.
A workaround may be to use `options=4' or similar to bypass
the MII.