<div dir="ltr">Take one webcam as an example.<div>On desktop Ubuntu lsusb returns:</div><div>ID 093a:262a Pixart Imaging, Inc.</div><div>I connect my Beaglebone Black over the serial debug port and log in. The message is displayed in the same console window:</div><div><br></div><div><div>ubuntu@localhost:~$ [ 778.354357] usb 2-1: device v093a p262a is not supported </div><div><br></div></div><div>In dmesg, there are some confusing messages:</div><div><div>[ 778.225050] usb 2-1: new full-speed USB device number 2 using musb-hdrc </div><div>[ 778.354357] usb 2-1: device v093a p262a is not supported </div><div>[ 778.359987] usb 2-1: New USB device found, idVendor=093a, idProduct=262a </div><div>[ 778.360000] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0</div><div>[ 778.433708] media: Linux media interface: v0.10 </div><div>[ 778.479389] Linux video capture interface: v2.00 </div><div>[ 778.499137] gspca_main: v2.14.0 registered </div><div>[ 778.513355] gspca_main: gspca_pac7302-2.14.0 probing 093a:262a </div><div>[ 778.521325] input: gspca_pac7302 as /devices/ocp/47400000.usb/47401c00.usb/mu</div><div>sb-hdrc.1.auto/usb2/2-1/input/input0 </div><div>[ 778.524411] usbcore: registered new interface driver gspca_pac7302 </div></div><div><br></div><div><br><div><br></div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Feb 4, 2015 at 5:12 PM, Loïc Minier <span dir="ltr"><<a href="mailto:loic.minier@ubuntu.com" target="_blank">loic.minier@ubuntu.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hi there,<div><br></div><div>First on the support of your actual webcam: where are you seeing the "device vxxx pyyy is not supported" message? Typical USB webcams are USB video device class, so they are all supported in the same mechanism (typically via a kernel interface called v4l2 and corresponding libraries).</div><div><br></div><div>Second, on usage with snappy, this should be possible today as an unconfined snap, and we're working at allowing your snap to declare it requires access to specific USB devices. More on this soon :-)</div><div><br></div><div>Cheers,</div></div><div class="gmail_extra"><br><div class="gmail_quote"><div><div class="h5">On Wed, Feb 4, 2015 at 4:55 PM, Gábor Paller <span dir="ltr"><<a href="mailto:gaborpaller@gmail.com" target="_blank">gaborpaller@gmail.com</a>></span> wrote:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div class="h5"><div dir="ltr">Dear Snappy developers,<div><br></div><div>I tried a similar message on snappy-app-devel yesterday but I didn't get any response. Maybe there's somebody here who can point in the right direction.</div><div><br></div><div>I started to use Snappy on a Beagleboard Black and my goal is to develop embedded applications that use webcam, connect to mobile internet, in short, use all sorts of USB devices. So far my ordinary webcams generate "<span style="color:rgb(0,0,0);white-space:pre-wrap">"device vxxx pyyy is not </span><span style="color:rgb(0,0,0);white-space:pre-wrap">supported" messages when connected.</span></div><div><br></div><div>Where to start to enable/develop support for these USB devices? I would start with webcams but I intend to target other USB devices later. I am quite familiar with the desktop Linux USB kernel driver architecture, I just need some pointers/advices.</div><div><br></div><div>Regards,</div><div>Gabor Paller</div><div><a href="https://www.linkedin.com/in/gaborpaller" target="_blank">https://www.linkedin.com/in/gaborpaller</a> </div></div> <br></div></div><span class="HOEnZb"><font color="#888888">--<br> snappy-devel mailing list<br> <a href="mailto:snappy-devel@lists.ubuntu.com" target="_blank">snappy-devel@lists.ubuntu.com</a><br> Modify settings or unsubscribe at: <a href="https://lists.ubuntu.com/mailman/listinfo/snappy-devel" target="_blank">https://lists.ubuntu.com/mailman/listinfo/snappy-devel</a><br> <br></font></span></blockquote></div><br></div> </blockquote></div><br></div>