On 2007-09-25, Hal Murray wrote: >>The SHM driver is only useful if you have a helper program running >>outside ntpd which writes to the SHared Memory segment. > > Does anything other than gpsd write info to the SHM segment?
gpsd is probably not the only SHM helper program out there. >>The (atomized) NMEA driver is the correct one to use with the GPS-18LVC. > > I've lost track of PPS support in Linux. The NMEA driver uses > the PPS signal if the kernal supports grabbing the timestamp. > > I think gpsd does it without special kernel support. (I haven't > tried it.) If so, it's probably better than the NEMA driver > without kernel support. There's nothing in the OP's intial article mentioning gpsd, so I had no idea he's using it. -- Steve Kostecke <[EMAIL PROTECTED]> NTP Public Services Project - http://support.ntp.org/ _______________________________________________ questions mailing list [email protected] https://lists.ntp.org/mailman/listinfo/questions
