[Suns-at-Home] IPX Serial port speed (OpenBSD)
Alex Carver
agcme2002 at yahoo.com
Thu Feb 18 16:05:30 EST 2010
--- On Thu, 2/18/10, Sandwich Maker <adh at an.bradford.ma.us> wrote:
> From: Sandwich Maker <adh at an.bradford.ma.us>
> Subject: Re: [Suns-at-Home] IPX Serial port speed (OpenBSD)
> To: suns-at-home at net-kitchen.com
> Date: Thursday, February 18, 2010, 9:53 AM
> " From: Alex Carver <agcme2002 at yahoo.com>
> "
> " If I remember correctly, the IPX on-board serial ports
> will support up
> " to 38400 baud. My current problem is that I can't
> seem to change it
> " to anything other than 9600. In OpenBSD, I use stty
> to change it
> " (logged in as root) and it always bounces back to
> 9600. Is there
> " something else conflicting with the port speed?
> "
> " Serial consoles are disabled since I have a keyboard and
> monitor
> " plugged in.
>
> is there a getty running on it?
>
> the obp also sets it on bootup, for access before the os
> loads.
>
> and as der mouse said, something else may be holding it
> open.
No gettys are enabled on the ports. The getty config file has them both set to "off". As far as I can tell, nothing else has control of the ports. Every time I use stty, though, it shows this:
#stty -f /dev/ttya speed 19200
9600
#
There's a brief delay while it runs the command and before it prints out the 9600.
What I'm trying to do is plug in a SiRF GPS on the machine to use gpsd and ntp. Gpsd has a utility for changing the port speed but it doesn't appear to be able to do that either. No matter what I do the port stays locked at 9600 (gpsd prints an error that the driver refused to change port speeds).
Is there a way to check if something has grabbed the port?
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