On Wed, 2009-02-04 at 08:56 -0700, M. Warner Losh wrote: > In message: <200902041044.27663.hselasky_at_c2i.net> > Hans Petter Selasky <hselasky_at_c2i.net> writes: > : Hi, > : > : On Wednesday 04 February 2009, Vladimir Grebenschikov wrote: > : > Hi > : > > : > > : > 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... . > > Generally, we try not to change the details of how a device attaches > /dev entries from release to release. Why the change? > > Also to Vladimir, Are you sure that the 'u' devices are created with > the USB modem? They should only be created for uart devices... Yes, it is uart. > Warner -- Vladimir B. Grebenschikov vova_at_fbsd.ruReceived on Wed Feb 04 2009 - 21:32:09 UTC
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