From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by befuddled.reisers.ca (Postfix, from userid 65534) id 20DA91EF9BB; Sat, 12 Mar 2016 12:34:15 -0500 (EST) Received: from smtpauth4.wiscmail.wisc.edu (wmauth4.doit.wisc.edu [144.92.197.145]) by befuddled.reisers.ca (Postfix) with ESMTPS id 5AF321EF868 for ; Sat, 12 Mar 2016 12:34:13 -0500 (EST) MIME-version: 1.0 Content-transfer-encoding: 7BIT Content-type: text/plain; CHARSET=US-ASCII; format=flowed Received: from avs-daemon.smtpauth4.wiscmail.wisc.edu by smtpauth4.wiscmail.wisc.edu (Oracle Communications Messaging Server 7.0.5.33.0 64bit (built Aug 27 2014)) id <0O3X00400RZQKP00@smtpauth4.wiscmail.wisc.edu> for speakup@linux-speakup.org; Sat, 12 Mar 2016 11:33:59 -0600 (CST) X-Spam-PmxInfo: Server=avs-4, Version=6.2.1.2493963, Antispam-Engine: 2.7.2.2107409, Antispam-Data: 2016.3.12.172417, SenderIP=0.0.0.0 X-Spam-Report: AuthenticatedSender=yes, SenderIP=0.0.0.0 Received: from na01-bn1-obe.outbound.protection.outlook.com (mail-bn1lp0140.outbound.protection.outlook.com [207.46.163.140]) by smtpauth4.wiscmail.wisc.edu (Oracle Communications Messaging Server 7.0.5.33.0 64bit (built Aug 27 2014)) with ESMTPS id <0O3X004A9SSM3M60@smtpauth4.wiscmail.wisc.edu> for speakup@linux-speakup.org; Sat, 12 Mar 2016 11:33:59 -0600 (CST) Authentication-results: linux-speakup.org; dkim=none (message not signed) header.d=none;linux-speakup.org; dmarc=none action=none header.from=math.wisc.edu; Received: from [192.168.0.14] (108.85.191.186) by BY2PR06MB645.namprd06.prod.outlook.com (10.141.223.144) with Microsoft SMTP Server (TLS) id 15.1.434.16; Sat, 12 Mar 2016 17:33:57 +0000 Reply-to: jheim@math.wisc.edu 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> To: "Speakup is a screen review system for Linux." 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List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 12 Mar 2016 17:34:15 -0000 n 03/11/2016 04:17 PM, Chris Brannon wrote: > The kernel provides a device node for each of your USB devices, but > you aren't really supposed to interact with those using the standard > Unix utilities. They're used by libusb, which makes it possible to > drive USB devices directly from user space. For instance, sane's USB > scanner drivers use libusb, 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.