legousbtower kernel module

Paul Fox pgf at laptop.org
Tue May 8 20:22:20 EDT 2012


samuel wrote:
 > I plugged a Belkin (Broadcom-based) USB Bluetooth adapter into two XO-1.75s
 > running reasonably current 3.0.19 kernels (on 11.3.1 os3x builds), as well
 > a XO-1.5 running a 3.3.2 kernel (on 12.1.0 os8), and all of them recognized
 > the adapter.

thanks for confirming, sam.  i enabled bluetooth in early february on
our 1.75 branches.  40ef541 and d1501e7 on arm-3.0-ramp and
arm-3.0-wip, respectively. 

there's no bluetooth support in build 883 (aka 11.3.0) from last
october, but there's no support for a lot of things for 1.75 in 11.3.0.

 > 
 > The driver used was btusb.
 > 
 > What build are you using and is this the Lego-supplied Bluetooth dongle not
 > working?
 > 
 > If it is the latter, I do not believe I have one available for me to test
 > with.

the folks at lego told us that "their" dongle is one of the really
common ones -- i don't recall which right now, but we have one at the
office, and it definitely worked when i added the support.  i tested
several others as well.

paul

 > 
 > ---
 > SJG
 > 
 > 
 > On Tue, May 8, 2012 at 7:08 PM, Alan Jhonn Aguiar Schwyn <
 > alanjas at hotmail.com> wrote:
 > 
 > >
 > >
 > > > To: alanjas at hotmail.com
 > >
 > > > Subject: Re: legousbtower kernel module
 > > > From: pgf at laptop.org
 > > > CC: walter.bender at gmail.com; bert at freudenbergs.de; aaguirre at fing.edu.uy;
 > > devel at lists.laptop.org
 > > > Date: Tue, 8 May 2012 17:39:14 -0400
 > >
 > > >
 > > > alan jhonn aguiar schwyn wrote:
 > > > >
 > > > >
 > > > > > Date: Tue, 8 May 2012 14:37:29 -0400
 > > > > > Subject: Re: legousbtower kernel module
 > > > > > From: walter.bender at gmail.com
 > > > > > To: bert at freudenbergs.de
 > > > > > CC: dsd at laptop.org; devel at lists.laptop.org; alanjas at hotmail.com;
 > > > > aaguirre at fing.edu.uy
 > > > > >
 > > > > > On Tue, May 8, 2012 at 2:30 PM, Bert Freudenberg <
 > > bert at freudenbergs.de> wrote:
 > > > > > >
 > > > > > > On 08.05.2012, at 20:09, Walter Bender wrote:
 > > > > > >
 > > > > > >> On Mon, May 7, 2012 at 3:56 PM, Daniel Drake <dsd at laptop.org>
 > > wrote:
 > > > > > >>> On Mon, May 7, 2012 at 10:13 AM, Bert Freudenberg <
 > > bert at freudenbergs.de>
 > > > > wrote:
 > > > > > >>>> However, /dev/usb/lego0 is not created. The corresponding udev
 > > rule is
 > > > > installed by Fedora's "nqc" rpm, but it relies on the "legousbtower"
 > > kernel
 > > > > module.
 > > > > > >>>>
 > > > > > >>>> Am I doing something wrong, or is it really just that the OLPC
 > > kernel is
 > > > > missing that module? If so, where can I get it? Or do I have to try
 > > compiling
 > > > > myself?
 > > > > > >>>
 > > > > > >>> I just added it for the next 12.1.0 build.
 > > > > > >>>
 > > > > > >>> Thanks
 > > > > > >>> Daniel
 > > > > > >>> _______________________________________________
 > > > > > >>> Devel mailing list
 > > > > > >>> Devel at lists.laptop.org
 > > > > > >>> http://lists.laptop.org/listinfo/devel
 > > > > > >>
 > > > > > >> I can talk to NXT and WeDo without the kernel mode... just some
 > > udev
 > > > > > >> rules as per:
 > > > > > >>
 > > > > > >> https://github.com/itdaniher/WeDoMore/tree/master/udev
 > > > > > >>
 > > > > > >> I think these rules are already in place??? (haven't tested on
 > > 12.x.x)
 > > > > > >
 > > > > > > RCX 1.0 = Infrared via serial (launched 1998)
 > > > > > > RCX 2.0 = Infrared via USB tower (2001)
 > > > > > > NXT = Bluetooth (2006)
 > > > > > > WeDO = USB (2009)
 > > > > > >
 > > > > > > The "legousbtower" module is needed for the RCX 2.0 Infrared Tower.
 > > > > > >
 > > > > > > Including a udev rule might be a good idea though. Currently it is
 > > provided
 > > > > by the "nqc" rpm.
 > > > > > >
 > > > > > > OTOH, there is no Sugar activity that uses the RCX, AFAIK. Worse,
 > > I don't
 > > > > even know any graphical Linux application to talk to the RCX. Do you?
 > > > > >
 > > > > > Will ask the Butia team. They may have done something.
 > > > > >
 > > > >
 > > > > We use the Butia 1.0 with arduino board. For it, we don't need any
 > > special
 > > > > thing, because itis used with the usb like a serial device.
 > > > > The 2.0 version of Butia, uses a PIC18F.. that we need a udev
 > > rules.Someone
 > > > > like this:
 > > > > BUS=="usb", ATTRS{idVendor}=="04d8", ATTRS{idProduct}=="000[bc]",
 > > MODE="0666"
 > > >
 > > > so this is new since the last we discussed special rules. okay.
 > > >
 > > > > The latest build of Sugar have the udev for WeDo.Could be added the
 > > NXT rules.
 > > > > In other way, the problem with Lego is the Bluetooth dongle.The kernel
 > > not have
 > > > > the bluetooth kernel.
 > > >
 > > > which kernel doesn't have bluetooth? i thought we added bluetooth
 > > > support some time ago.
 > >
 > >
 > > The 3.0.19 for XO 1.75 not have.. In others.. I don't know..
 > >
 > >
 > >
 > > _______________________________________________
 > > Devel mailing list
 > > Devel at lists.laptop.org
 > > http://lists.laptop.org/listinfo/devel
 > >
 > >

=---------------------
 paul fox, pgf at laptop.org



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