EM7455 modem --location-enable-gps-unmanaged fails
aleksander at aleksander.es
Wed Jun 12 06:31:58 UTC 2019
> > > I'm trying to setup GPS support for EM7455 modem by using 1.10.0 release of MM.
> > > I tried to use following script from  to setup unmanaged raw gps
> > > mode so then /dev/ttyUSB1 can be used by gpsd to get coordinates.
> > >
> > > While running step: mmcli -m 0 --location-enable-gps-unmanaged I get:
> > > error: couldn't setup location gathering:
> > > 'GDBus.Error:org.freedesktop.ModemManager1.Error.Core.Unsupported:
> > > Cannot enable unsupported location sources: 'gps-unmanaged''
> > >
> > > Anything I'm missing here? Or should I use method described here  ?
> > >
> > Unmanaged GPS support for the EM7455 is not implemented yet in
> > ModemManager. It's probably an easy thing to do ($GPS_START and
> > $GPS_STOP to the NMEA TTY) but hasn't been integrated yet.
> > If you want to use GPS via MM, you should be able to use the
> > non-unmanaged setup via QMI LOC and the other MM operations (e.g.
> > --location--enable-gps-raw, --location-enable-gps-nmea)
> OK thanks. I want to use GSP with gpsd so probably I'll blacklist GSS
> port from MM (not sure if it's necessary)
> and then just start GPS using $GPS_START AT command. This command
> should be issues on GPS port or some other?
That command should be issued in the GPS port AFAIK.
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