USB serial port vs 6.1

[Henrik Brix Andersen]

On Tue, Jan 29, 2008 at 12:17:16AM -0800, perryh at pluto.rain.com wrote:
> Does 6.1 have some fundamental problem with USB serial devices?

No (but you ought to update to 6.3).

> I'm trying a USB-serial converter after getting nowhere with
> connecting a USB modem directly -- the modem also has a DB9 --
> and getting the same unexpected behavior from the converter as
> from the modem.
> 
> When connected, the console reports:
> 
> ugen0: FIDI usb serial converter, rev 1.10/4.00, addr 3
> 
> Device nodes are created:
> 
> # ls -l /dev/ug*
> crw-r--r--  1 root  operator    1,  15 Nov 24 21:17 /dev/ugen0
> crw-r--r--  1 root  operator    1,  16 Nov 24 21:17 /dev/ugen0.1
> crw-r--r--  1 root  operator    1,  17 Nov 24 21:17 /dev/ugen0.2

These device nodes are created by ugen(4), which is not what you want.

You need to load the uftdi(4) kernel module before plugging in the
FTDI based USB<->RS-232 device. That driver should create a /dev/ttyU0
or similar named device node.

Brix
-- 
Henrik Brix Andersen <brix at FreeBSD.org>
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