Date: Thu, 4 Dec 2008 18:53:33 +0100 From: Hans Petter Selasky <hselasky@c2i.net> To: freebsd-usb@freebsd.org Subject: Re: ucom serial bug? Message-ID: <200812041853.35539.hselasky@c2i.net> In-Reply-To: <200812041720.mB4HKdJP017318@lava.sentex.ca> References: <4936DF1D.8000405@sentex.net> <200812041720.mB4HKdJP017318@lava.sentex.ca>
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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. --HPS
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