Handsfree in/out for bluetooth and Linux

Gustavo Sverzut Barbieri barbieri at gmail.com
Fri Mar 9 15:18:28 CET 2007

On 2/26/07, Marcel Holtmann <marcel at holtmann.org> wrote:
> Hi Gustavo,
> > I'm trying to find how to get Linux interoperate with bluetooth
> > phones, both to connect to headsets (useful for openmoko) and
> > telephones connect to linux and use it as headset (maybe useful for
> > openmoko).
> >
> > The first case, connecting to headsets, can be done using btsco, not
> > that easy, not yet integrated into kernel/bluez tree.
> >
> > No ideas on how to proceed with the last case.
> >
> > Are you openmoko guys working with these cases?
> since the Neo1973 has the PCM of the Bluetooth chip directly wired to a
> codec, there is no need to do any actual SCO packet handling. It is the
> same as for the Nokia N800. The BlueZ CVS contains a headset code that
> targets only this specific case and in general it should be possible to
> use the same code for the Neo1973 and for the N800.


Ok, almost good... we just lack this code to choose SCO data
routing... at least N800 doesn't send it to speakers, neither to my

Someone with openmoko hw could test it?

Gustavo Sverzut Barbieri
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