7.2 equiv for usbconfig on 8.0?

[Steve Franks]

On Tue, Jan 5, 2010 at 3:06 PM, Mike Tancsa <mike at sentex.net> wrote:
> At 04:53 PM 1/5/2010, Steve Franks wrote:
>>
>> How do I reset my usb on 7.2 when I insert a card in the internal
>> flash reader?  usbconfig works great on 8, but I have systems I cannot
>> upgrade at the moment...
>
> I dont think there is a reset equiv, but I usually do something like
>
> cat /dev/null > /dev/da[#]
>
> where da# corresponds to the internal reader / device.
>
> eg.
> cat /dev/null > /dev/da1
>
>        ---Mike

Exactly what is that supposed to accomplish?  My 7.2 box just barfs on it:

cat /dev/null > /dev/da0
bash: /dev/da0: Device not configured

Best,
Steve