relationship between eth and pci device

[C M Reinehr]

On Mon 13 October 2008 14:48, vu pham wrote:
> C M Reinehr wrote:
> > Vu,
> >
> > On Mon 13 October 2008 12:34, vu pham wrote:
> >> I am looking for which PCI device an ethernet device is. Starting with
> >> lspic, I have
> >>
> >> 04:00.0 Ethernet controller: Intel Corporation 80003ES2LAN Gigabit
> >> Ethernet Controller (Copper) (rev 01)
> >> 04:00.1 Ethernet controller: Intel Corporation 80003ES2LAN Gigabit
> >> Ethernet Controller (Copper) (rev 01)
> >> 0b:00.0 Ethernet controller: Intel Corporation 82571EB Gigabit Ethernet
> >> Controller (rev 06)
> >> 0b:00.1 Ethernet controller: Intel Corporation 82571EB Gigabit Ethernet
> >> Controller (rev 06)
> >>
> >>
> >> Then I compare with dmesg,
> >> 0000:02:02.0: eth0: (PCI Express:2.5GB/s:Width x4) 00:1e:68:2f:59:4a
> >> 0000:02:02.0: eth0: Intel(R) PRO/1000 Network Connection
> >> 0000:02:02.0: eth0: MAC: 3, PHY: 5, PBA No: ffffff-0ff
> >> 0000:02:02.0: eth0: Link is Up 1000 Mbps Full Duplex, Flow Control: RX
> >>
> >> Go back to lspci and find out 02:02 is the
> >> 02:02.0 PCI bridge: Intel Corporation 6311ESB/6321ESB PCI Express
> >> Downstream Port E3 (rev 01)
> >>
> >>
> >> How do you find it ?
> >>
> >> Thanks,
> >>
> >> Vu
> >
> > One way which works for me is to look in /sys/bus/pci/devices/ and cd to
> > the bus address from dmesg. You should find a file in this node such as
> > net:eth0, net:eth1, etc. With this information 'ifconfig -a' will allow
> > you to identify the individual interface by the MAC id.
>
> Thanks, CM. It does help. I think you mean "cd to the bus address from
> lspci".
>
> Vu

Whatever. ;-)

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Debian 'Etch' - Registered Linux User #241964
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