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Re: [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on N
From: |
Gary E. Miller |
Subject: |
Re: [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on NetBSD. |
Date: |
Tue, 26 Aug 2014 13:10:41 -0700 |
Yo Greg!
On Tue, 26 Aug 2014 16:02:30 -0400
Greg Troxel <address@hidden> wrote:
>
> "Gary E. Miller" <address@hidden> writes:
>
> >> That's not correct. NetBSD has had RFC2783 support (really, a late
> >> version of the internet draft the became RFC2783) since about 1999.
> >> The only recent change was to hook it into usb-serial devices.
> >
> > So, we agree, added lately. At least for gpsd purposes.
>
> huh? For real serial ports, it's been there about 15 years (and
> working with ntpd directly). It's only the odd case of USB-serial
> PPS that is recent.
Everytime I asked someone to test it I got nothing, I assumed it was
known broken.
> > As you said RFC2783 does not specify an API, so assumptions (reverse
> > engineering) is required to make it work. NetBSD just made
> > different assumptions to complete what RFC2783 mmissed.
>
> I don't think that's true, or at least we haven't figured that out.
> In any specification, some things are left unclear. Correct code may
> only rely on behavior that is controlled by the specification. We see
> this with POSIX specs all the time.
RFC2763 specifies no API for determining the control device. So more than
unclear, totally unspecified.
> >> So certainly we should fix it -- my comment was meant to note that
> >> it does not work, not that it never will. Perhaps that should be
> >> clearer.
> >
> > How about we skip the doc change, and just add to the TODO?
>
> Because esr added a doc change which was wrong, and that needs to be
> fixed.
OK, what did he break?
RGDS
GARY
---------------------------------------------------------------------------
Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97701
address@hidden Tel:+1(541)382-8588
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- [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on NetBSD., Greg Troxel, 2014/08/26
- Re: [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on NetBSD., Gary E. Miller, 2014/08/26
- Re: [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on NetBSD., Greg Troxel, 2014/08/26
- Re: [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on NetBSD., Gary E. Miller, 2014/08/26
- Re: [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on NetBSD., Greg Troxel, 2014/08/26
- Re: [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on NetBSD.,
Gary E. Miller <=
- Re: [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on NetBSD., Greg Troxel, 2014/08/26
- Re: [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on NetBSD., Greg Troxel, 2014/08/26
- Re: [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on NetBSD., Gary E. Miller, 2014/08/26
- Re: [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on NetBSD., Hal Murray, 2014/08/26
- Re: [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on NetBSD., Gary E. Miller, 2014/08/26
- Re: [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on NetBSD., Hal Murray, 2014/08/27
- Re: [gpsd-dev] [PATCH] Time Service HOWTO: Clarify state of RFC2783 on NetBSD., Greg Troxel, 2014/08/27