From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 27403 invoked by alias); 4 May 2006 14:18:50 -0000 Received: (qmail 27395 invoked by uid 22791); 4 May 2006 14:18:49 -0000 X-Spam-Check-By: sourceware.org Received: from londo.lunn.ch (HELO londo.lunn.ch) (80.238.139.98) by sourceware.org (qpsmtpd/0.31) with ESMTP; Thu, 04 May 2006 14:18:43 +0000 Received: from lunn by londo.lunn.ch with local (Exim 3.36 #1 (Debian)) id 1FbefA-0005dd-00; Thu, 04 May 2006 16:18:40 +0200 Date: Thu, 04 May 2006 14:18:00 -0000 To: "Doyle, Patrick" Cc: "'ecos-discuss@ecos.sourceware.org'" Message-ID: <20060504141840.GL3797@lunn.ch> Mail-Followup-To: "Doyle, Patrick" , "'ecos-discuss@ecos.sourceware.org'" References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.11+cvs20060403 From: Andrew Lunn X-IsSubscribed: yes Mailing-List: contact ecos-discuss-help@ecos.sourceware.org; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: ecos-discuss-owner@ecos.sourceware.org Subject: Re: [ECOS] USB MSD stack X-SW-Source: 2006-05/txt/msg00027.txt.bz2 On Thu, May 04, 2006 at 10:06:30AM -0400, Doyle, Patrick wrote: > > From: Andrew Lunn [mailto:andrew@lunn.ch] > > > > You might also want to add to that list f) find out if USB allows a > > device to be both MSD and HID at the same time. g) Find out if eCos > > allows a device to be both MSD and HID at the same time. h) If not, > > find out if eCos allows the device to dynamically change between HID > > and MSD. > > > >From what I understand so far, USB allows a device to have multiple > "interfaces", in which each interface specifes the class of device, number > and id's of the endpoints, etc... > > >From what I understand so far (hereafter abbreviated as FWIUSF), eCos will > pretty much allow me to do whatever I want in USB land -- it currently > provides support for some common client level USB transactions that must be > supported by all devices, and a sample ethernet-on-top-of-USB driver. > > FWIUSF, eCos supports multiple interfaces on devices, so it should support > MSD and HID at the same time. My USB book is at home.... I thought you had to select an interface to be in use. So having a HID interface and a MSD interface is not a problem. However i think you can only have one interface selected at once. But i could be wrong.... Andrew -- Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss