USB2 - umass problem

John Baldwin jhb at freebsd.org
Wed Feb 4 06:26:49 PST 2009


On Wednesday 04 February 2009 4:58:02 am Vladimir Grebenschikov wrote:
> On Wed, 2009-02-04 at 10:44 +0100, Hans Petter Selasky wrote:
> 
> > > By some reason devfs semantic was changed:
> > > Instead of /dev/cuaU0.[0-2] and /dev/ttyU0.[0-2], I've get
> > > /dev/cuaU[0-2] /dev/ttyU[0-2] and! /dev/cuau1 /dev/ttyu1
> > > What is reason for such change (additional port with lowercase 'u' and
> > > U[0-2] instead of more logical U0.[0-2]) ?
> > 
> > It is because we are attaching drivers per interface instead of per 
device. A 
> > new modem unit is allocated every time we find a modem, simply put. If the 
> > modem has multiple instances in an interface, /dev/cuaU0.[0...] will be 
> > created. Else /dev/cuaU... .
> 
> What about /dev/cuau1 /dev/ttyu1 ?

You have a uart1 device.

-- 
John Baldwin


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