[vortex-bug] Re: Linux network driver: vortex 3c519x will not use 100baseT on
3com 905C PCI card
Wed, 20 Sep 2000 16:38:59 -0400 (EDT)
On Wed, 20 Sep 2000, Darryl Presley wrote:
> I have a PCI 3COM 905C (Managed version of this card) and am using the
> 3c59x.o module. Its compiled as a loadable module, not as part of the
> The hardware detects that its a 100bastT and the hub LED shows that
> indeed 100baseT is enabled. However, when linux boots and starts the
> network services, it reverts back to 10baseT. In fact, the hub port on
> which the linux box is connected changes from 100baseT to 10baseT. This
> is verified by the info provided below.
This is usually caused by passing an invalid transceiver type as a module
> The module is loaded at boot time, so how is insmod going to help? Is
> conf.modules the right place to add the options parameters? Can someone
> provide an example of what I need to do?
The solution is to *not* provide a module option. Or at least provide the
correct setting if you insist on passing an option.
> Transceiver/media interfaces available: 100baseTx 10baseT.
> Transceiver type in use: 10baseT.
> 3c59x.c:v0.99H 11/17/98 Donald Becker
> eth0: 3Com 3c905C Tornado at 0xe480, 00:01:02:73:0e:2a, IRQ 9
> 8K byte-wide RAM 5:3 Rx:Tx split, autoselect/Autonegotiate interface.
> MII transceiver found at address 24, status 782d.
> Enabling bus-master transmits and whole-frame receives.
Note that the original v0.99H did not support the 3c905C.
You have a modified driver version.
The driver has been modified to prevent forcing the internal 10baseT-only
transceiver when passing an invalid transceiver option.
Donald Becker firstname.lastname@example.org
Scyld Computing Corporation http://www.scyld.com
410 Severn Ave. Suite 210 Beowulf-II Cluster Distribution
Annapolis MD 21403