Date: Wed, 04 Feb 2009 17:45:21 +0300 From: Vladimir Grebenschikov <vova@fbsd.ru> To: John Baldwin <jhb@freebsd.org> Cc: usb@freebsd.org, freebsd-current@freebsd.org, Hans Petter Selasky <hselasky@c2i.net> Subject: Re: USB2 - umass problem Message-ID: <1233758721.1811.148.camel@localhost> In-Reply-To: <200902040922.16882.jhb@freebsd.org> References: <1233734352.1767.55.camel@localhost> <200902041044.27663.hselasky@c2i.net> <1233741482.1767.120.camel@localhost> <200902040922.16882.jhb@freebsd.org>
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On Wed, 2009-02-04 at 09:22 -0500, John Baldwin wrote: > 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. Ahh, ok, now I understand, thanks. -- Vladimir B. Grebenschikov vova@fbsd.ru
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