Bug#525296: Cannot set tg3 interface to full duplex

[Ben Hutchings <ben@decadent.org.uk>]

On Thu, 2009-04-23 at 10:23 -0400, Greg Wooledge wrote:
> Package: linux-image-2.6.26-1-686
> Version: 2.6.26-13lenny2
> 
> Neither mii-tool nor ethtool can set my network interface to full
> duplex.  This is a huge problem here.

Do you also expect to get a gigabit link or only 100 megabit?

> img2:/usr/bin# mii-tool eth0
> eth0: no autonegotiation, 100baseTx-HD, link ok
> img2:/usr/bin# mii-tool -F 100baseTx-FD eth0
> img2:/usr/bin# mii-tool 
> eth0: no autonegotiation, 100baseTx-HD, link ok

Please run "mii-tool -v eth0".

> mg2:/usr/bin# ethtool eth0
> Settings for eth0:
>         Supported ports: [ TP ]
>         Supported link modes:   10baseT/Half 10baseT/Full 
>                                 100baseT/Half 100baseT/Full 
>                                 1000baseT/Half 1000baseT/Full 
>         Supports auto-negotiation: Yes
>         Advertised link modes:  10baseT/Half 10baseT/Full 
>                                 100baseT/Half 100baseT/Full 
>                                 1000baseT/Half 1000baseT/Full 
>         Advertised auto-negotiation: Yes
>         Speed: 100Mb/s
>         Duplex: Half
>         Port: Twisted Pair
>         PHYAD: 1
>         Transceiver: internal
>         Auto-negotiation: on
>         Supports Wake-on: g
>         Wake-on: g
>         Current message level: 0x000000ff (255)
>         Link detected: yes
> img2:/usr/bin# ethtool -s eth0 duplex full
> img2:/usr/bin# ethtool eth0 | grep -i duplex
>         Duplex: Half

Is autonegotiation enabled at the other end of the link?

Ben.

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