* Andreas Kemnade <andreas@xxxxxxxxxxxx> [231126 19:18]: > So the main questions I see: > - is the approach right to abandon drivers/misc/ti-st? Yes. > - Output at /dev/gnssX: > AI2 vs. NMEA > The chip can be configured into sending AI2-encapsulated NMEA, > or proving data in a binary format. > Some research has to be done yet for the details. > A pile of logs is waiting for further analysis... > > Arguments for/against NMEA: > + Userspace is prepared to handle it > + Power management can be easily done by the kernel > - Less functionality can be used. I'd go with NMEA format as the default setting :) > Arguments for/against AI2: > + Full functionality can be accessed from userspace (incl. A-GPS, > maybe raw satellite data) > - Userspace has to behave to have proper power management > - No freely (not even as in beer) tool available to fully use AI2, > so there will be only a real advantage after long "French Cafe" > sessions. Seems AI2 could be optionally enabled as needed with some writes to /dev/gnss0 to change the mode? Regards, Tony
