Re: [gpsd-dev] Clarifications needed for the time-service HOWTO

[Andy Walls]

On Tue, 2013-10-22 at 07:25 -0400, Eric S. Raymond wrote:
> Hal Murray <address@hidden>:
> > Another possible reason is that gpsd probably supports some devices that 
> > ntpd 
> > doesn't.
> 
> Yoicks.  ntpd supports devices?  I thought it expected device managers to feed
> it through shm.  There's nothing even hinting at direct device support on the
> manual page.
> 
> What devices does it support directly?

Check the list of reference clock drivers at the bottom of this page:

http://www.eecis.udel.edu/~mills/ntp/html/refclock.html

Type 20 is Generic NMEA, but there are others (Jupiter, Oncore,
Palisade, etc.).

-Andy