Date: Mon, 25 Apr 2011 16:04:04 -0400 From: John Baldwin <jhb@freebsd.org> To: Przemyslaw Frasunek <przemyslaw@frasunek.com> Cc: freebsd-stable@freebsd.org Subject: Re: Missing serial port after enabling serial console in loader.conf Message-ID: <201104251604.04784.jhb@freebsd.org> In-Reply-To: <4DAE153E.1010405@frasunek.com> References: <4DA4A96F.9000507@frasunek.com> <201104181430.13886.jhb@freebsd.org> <4DAE153E.1010405@frasunek.com>
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On Tuesday, April 19, 2011 7:05:34 pm Przemyslaw Frasunek wrote: > > The _STA method is used to query a device's status, and a status of 0 means > > that the device is disabled. I believe that this means that when you have > > SOL enabled (SOLE?) that COM1 is marked inactive so the OS ignores the device. > > Good catch, thanks! I had a feeling, that it must be caused by firmware. Is > there any way to override above checks and make SIO detectable even with enabled > SOL? I don't think so. You can try swapping the hints for sio0 and sio1 and seeing if sio1 suddenly shows up as working and valid. If so, then the changes in 8 to bind unit numbers using hints might work for you to get COM1 back as sio0. -- John Baldwin
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