[LinuxPPS] another refclock_nmea patch ([Bug 610] Generic NMEA GPS Receiver driver w/ PPS expects PPS after NMEA data)

Udo van den Heuvel udovdh at xs4all.nl
Tue Nov 6 12:04:37 CET 2007


Rodolfo Giometti wrote:
> On Mon, Nov 05, 2007 at 04:47:55PM +0100, Udo van den Heuvel wrote:
>> https://support.ntp.org/bugs/show_bug.cgi?id=610
>>
>> The NMEA patch appears to be accepted.
> 
> Great!

Let's wait for a development snapshot and check for the changes.

>> Now some small documentation changes needed?
> 
> LinuxPPS's wiki needs updates... :P

For what?
I sent a patch for driver20.html changes to bugzilla.

>> BTW: is pps (atom) driver not opening the device a feature?
> 
> I don't know... RFC syas nothing about that but I think this is a
> drawback of using a serial port as PPS source. In fact if you can use
> a proper device (maybe a CPU GPIOs or similar) you will have no such
> problem at all.

In that case ntpd should try to open the device anyhow and silently fail.
PPS should then work at all times.
(!?)



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