Date: Thu, 5 Mar 2009 09:40:44 +0100 From: Hans Petter Selasky <hselasky@c2i.net> To: freebsd-usb@freebsd.org Subject: Re: Low perfomance when read from usb flash drive Message-ID: <200903050940.44754.hselasky@c2i.net> In-Reply-To: <20090305004839.GH92789@stlux503.dsto.defence.gov.au> References: <200903010045.44904.man@email.com.ua> <200903050009.48188.hselasky@c2i.net> <20090305004839.GH92789@stlux503.dsto.defence.gov.au>
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On Thursday 05 March 2009, Wilkinson, Alex wrote: > Excuse my ignorance, but what is meant by "doorbell" ? > Doorbell is an EHCI callback interrupt when the Async queue has been checked for removed QH's. --HPS
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