From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vitaly Kuzmichev Date: Wed, 14 Jul 2010 14:06:18 +0400 Subject: [U-Boot] USB CDC branch In-Reply-To: References: <4C3C1509.8010302@denx.de> <4C3C3DB6.2080600@mvista.com> Message-ID: <4C3D8C1A.1090103@mvista.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi, > We also implemented the CDC and RNDIS on our board and working well. > If you merge your usb gadget tree then we will send the patches also. Have you shared this anywhere (public git?)? I would like to look at your patches to sync them with mine. ___ WBR, Vitaly. On 07/14/2010 11:10 AM, Kyungmin Park wrote: > On Wed, Jul 14, 2010 at 4:48 AM, Remy Bohmer wrote: >> Hi, >> >> 2010/7/13 Vitaly Kuzmichev : >>> FYI I'm doing some work on this branch too. >> >> Great! >> >>> Actually I have ported it to 2010.03 >> >> What do you mean with ported to 2010.03? >> It was already working on latest git, do you mean you backported it to >> an older version? (I would not expect this would be a big difference >> though) >> >>> added RNDIS support >> >> Is RNDIS working stable? We had quite some troubles with it, >> especially with BSODs on those Windows boxes... >> The device unplug/plug behaviour was a pain for RNDIS, hence the >> reason why we removed that from the code. >> But, I do not want to scare you off from this rndis work, please >> continue. Maybe you can get it to work properly :-) >> >> We use it to communicate with a CDC driver on a Windows XP-embedded >> host (http://www.thesycon.de/eng/usb_cdcecm.shtml). CDC works much >> more stable, and much more faster compared to rndis. > > We also implemented the CDC and RNDIS on our board and working well. > If you merge your usb gadget tree then we will send the patches also. > > To Minkyu, > Can you prepare the patches and send to u-boot? > > Thank you, > Kyungmin Park > >> >>> and made integration into 'usb' command. >> >> Great! >> >>> However these changes aren't tested yet so the work is still under progress. >>> >>> Probably someone knows about any possible issues with CDC/RNDIS support? >> >> See above. >> and CDC is working stable, no known issues with it. >> >> At least one hint: First get CDC working on your hardware before you >> start to connect rndis, that would allow you to get the udc driver and >> all other levels of SW working properly and that you would only need >> to focus on rndis protocol rarities after that. And to prevent that >> you are debugging all kinds of undocumented rndis calls from the >> Windows host you could use a Linux host instead with the >> Linux-rndis-usb-host driver ;-) >> >>> And also I would like to know the answers to Stefano's questions. >> >> See my other reply. >> >> I would suggest to merge all work in progress in the u-boot-usb/CDC >> branch from which we push it to mainline. >> >> >> Kind regards, >> >> Remy >> _______________________________________________ >> U-Boot mailing list >> U-Boot at lists.denx.de >> http://lists.denx.de/mailman/listinfo/u-boot >>