From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by befuddled.reisers.ca (Postfix, from userid 65534) id 610DB1EF9C5; Sat, 12 Mar 2016 13:19:39 -0500 (EST) Received: from hurricane.the-brannons.com (hurricane.the-brannons.com [64.62.188.119]) by befuddled.reisers.ca (Postfix) with ESMTP id 7219A1EF9C2 for ; Sat, 12 Mar 2016 13:19:38 -0500 (EST) Received: from localhost (unknown [IPv6:2602:43:5b6:8a00::1]) by hurricane.the-brannons.com (Postfix) with ESMTPSA id 8483078918 for ; Sat, 12 Mar 2016 10:18:39 -0800 (PST) From: Chris Brannon To: "Speakup is a screen review system for Linux." Subject: Re: USB synths References: <20160226014122.GN3291@var.home> <2593.1456533270@ccs.covici.com> <20160227210713.GR2760@var.home> <56D9E707.9030804@math.wisc.edu> <20160304231914.GG2710@var.home> <56E1F889.5060304@math.wisc.edu> <20160310230559.GZ4820@var.home> <56E2D7CB.4030005@math.wisc.edu> <20160311162115.GU10620@var.bordeaux.inria.fr> <56E3159C.2040606@math.wisc.edu> <20160311190841.GM10620@var.bordeaux.inria.fr> <56E32522.9000102@math.wisc.edu> <87wpp8ek1e.fsf@mushroom.localdomain> <56E452FC.30908@math.wisc.edu> Date: Sat, 12 Mar 2016 10:19:34 -0800 In-Reply-To: <56E452FC.30908@math.wisc.edu> (John G. Heim's message of "Sat, 12 Mar 2016 11:33:48 -0600") Message-ID: <87lh5nzhhl.fsf@mushroom.localdomain> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 X-BeenThere: speakup@linux-speakup.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: "Speakup is a screen review system for Linux." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 12 Mar 2016 18:19:39 -0000 "John G. Heim" writes: > Do you know if the kernel uses a different system to interact with USB > devices during boot? For example, during boot, the system knows that > you have a USB keyboard. I don't know for sure, but I don't think there's any special method for interacting with USB devices at boot time. A good deal of code needs to be loaded and running before Linux can communicate with USB devices. -- Chris