USB Texas Instruments CDCE modem not recognized by cdce

[Hans Petter Selasky]

On Thursday 08 December 2011 14:09:47 Lorenzo Cogotti wrote:
> Dear all,
> 
> I am new to this list and to FreeBSD in general, so first of all hi
> everyone and thank you for providing this awesome and rock solid OS.
> 
> I have a CDC compliant (at least this is what the manufacturer claims)
> USB Modem, which doesn't get detected by cdce module.
> 
> /var/log/messages reports:
> root: Unknown USB device: vendor 0x0451 product 0x6060 bus uhub0
> kernel: ugen0.2: <Texas Instruments> at usbus0
> 
> usbconfig list reports:
> ugen0.2: <Texas  Instruments CDC Ethernet/RNDIS Adapter Texas Instruments> 
> at usbus0, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON
> 
> I tested this with FreeBSD 8.2 and FreeBSD 9.0RC2, the situation doesn't
> change.
> I tested this modem on Linux, which is able to detect and properly use
> this modem via USB with module: cdc_ether
> 
> I suspect that some trivial changes to cdce module would get this modem
> up and running, but I am too newbie to do this on my own, so I thought
> to ask this ML for help on this topic.
> 
> I took a look to cdce, on kernel sources included with FreeBSD 8.2
> release, more precisely to:
> dev/usb/net/if_cdce.c
> 

Hi,

> I assume that a device specific entry to:

Typically you need to select configuration 1 for dual RNDIS/CDCE devices to 
work.

1) Locate your device:

usbconfig

2) Set config 1

usbconfig -d X.Y set_config 1

To permanently do this, you can set the configuration index 1 quirk for your 
device.

--HPS