Date: Thu, 4 Dec 2008 23:20:47 +0100 From: Hans Petter Selasky <hselasky@c2i.net> To: freebsd-usb@freebsd.org, gabor@sentex.net Subject: Re: ucom serial bug? Message-ID: <200812042320.48818.hselasky@c2i.net> In-Reply-To: <49385176.3070104@sentex.net> References: <200812041853.35539.hselasky@c2i.net> <49382D74.1030907@sentex.net> <49385176.3070104@sentex.net>
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On Thursday 04 December 2008, Gabor wrote: > Some more twists to this. As I said if I kill off our program and restart > it, it never sees carrier unless the module was reloaded. However, if I > unplug the serial cable from the Windows box and re-plug it, carrier goes > and comes back as expected but only as long as our software is running. If > our software is not running and we unplug the serial cable from the Windows > box, carrier does not come back when we start up our program with the cable > plugged back in. Maybe you can try setting the MSR to zero when the modem is opened in the uftdi.c driver file. In USB2 there is also a sysctl for UFTDI debugging which you can check. --HPS
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