Date: Thu, 04 Dec 2008 13:36:57 -0500 From: Gabor <gabor@sentex.net> To: freebsd-usb@freebsd.org Subject: Re: ucom serial bug? Message-ID: <49382349.5040804@sentex.net> In-Reply-To: <20081204.111528.1723218601.imp@bsdimp.com> References: <4936DF1D.8000405@sentex.net> <200812041720.mB4HKdJP017318@lava.sentex.ca> <200812041853.35539.hselasky@c2i.net> <20081204.111528.1723218601.imp@bsdimp.com>
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Hi, thanks for looking at this issue. Are you guys saying that this was not meant to work? As in I shouldn't expect to see carrier? On 12/4/08 1:15 PM, M. Warner Losh wrote: > In message: <200812041853.35539.hselasky@c2i.net> > Hans Petter Selasky <hselasky@c2i.net> writes: > : On Thursday 04 December 2008, Mike Tancsa wrote: > : > At 02:33 PM 12/3/2008, Gabor wrote: > : > >everything works fine. When we try to use a USB to serial > : > >converter(type doesn't matter, UFTDI or Prolific) we run into > : > >problems. The first time we start up our side, everything > : > >works. The second time we don't get carrier(DCD). The other side > : > >is always running. Since we have no control > : > > : > Also tried with the usb2 development stack, and we never see carrier. > : > > : > Id Refs Address Size Name > : > 1 20 0xc0400000 9f8014 kernel (/boot/kernel/kernel) > : > 2 1 0xc4b95000 3000 usb2_serial_ftdi.ko > : > (/boot/kernel/usb2_serial_ftdi.ko) > : > 3 5 0xc4b99000 36000 usb2_core.ko (/boot/kernel/usb2_core.ko) > : > 4 1 0xc4c56000 4000 usb2_serial.ko (/boot/kernel/usb2_serial.ko) > : > 5 1 0xc4cb4000 a000 usb2_controller_uhci.ko > : > (/boot/kernel/usb2_controller_uhci.ko) > : > 6 2 0xc4cbe000 3000 usb2_controller.ko > : > (/boot/kernel/usb2_controller.ko) > : > 7 1 0xc4d50000 d000 usb2_controller_ehci.ko > : > (/boot/kernel/usb2_controller_ehci.ko) > : > > : > : Hi, > : > : I think this event is not implemented in the driver. Try to diff the NetBSD > : and FreeBSD uftdi.c files. > > I have some diffs in my inbox from someone that was trying to > implement modem control for uftdi chips. Let me see if they make > sense... > > Warner > _______________________________________________ > freebsd-usb@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-usb > To unsubscribe, send any mail to "freebsd-usb-unsubscribe@freebsd.org" > -- Success is the result when preparation meets opportunity.
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