Date: Sat, 17 Jun 2006 13:12:08 -0600 (MDT) From: "M. Warner Losh" <imp@bsdimp.com> To: mainland@apeiron.net Cc: freebsd-usb@freebsd.org Subject: Re: ucom/uftdi dropping bytes, with debug logs Message-ID: <20060617.131208.1589021232.imp@bsdimp.com> In-Reply-To: <e6vefe$5bq$1@sea.gmane.org> References: <e6vcnn$um$1@sea.gmane.org> <20060616.170242.1467007423.imp@bsdimp.com> <e6vefe$5bq$1@sea.gmane.org>
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In message: <e6vefe$5bq$1@sea.gmane.org>
Geoffrey Mainland <mainland@apeiron.net> writes:
: The fact that this runs fine under VMWare makes me strongly suspect a
: timing issue that is fixed by some sort of buffering at the VMWare
: level. Where should I start to look to hack something in to test this?
: The ucom driver seems to be setting up the read transfers that don't
: complete on time.
I'd start looking into ucom.c and uftdi.c.
Warner
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