Re: [direwolf] Problems with gpsd under BullsEye

[Greg Troxel]

"Don Rolph" <don.rolph@gmail.com> writes:

> As noted below, if I substitute the gpsd 3.23.2 version for the default
> BullsEye gpsd 3.22-4 version all issues I have observed have
> apparently been resolved.

The gpsd project's stance is always that people should run the latest
release...

> Building gpsd 3.23.2 from scratch results in library incompatibilities with
> the Dire Wolf build, so a pure upgrade does not seem to be appropriate at
> this time.

I would expect the shlib major changes, so you would then need to
rebuild everything that depends on gpsd, at least that uses a librayry.




> ---------- Forwarded message ---------
> From: Don Rolph <don.rolph@gmail.com>
> Date: Fri, Dec 31, 2021 at 11:41 AM
> Subject: Re: GPS Devices tested with gpsd V3.22 on Raspberry PI Zero 2
> W/BullsEye Raspbian
> To: Gary E. Miller <gem@rellim.com>, <gpsd-dev@nongnu.org>
> Cc: john <wb2osz@comcast.net>, Don Rolph <don.rolph@gmail.com>
>
>
> Ok, I have poked some more.
>
> I successfully build a gpsd V3.23.2 executable.
>
> I then use apt-get install to add the gpsd components.
>
> I then replaced the /usr/sbin/gpds v3.22-4 with the gpsd 3.23.2 executable.
>
> I built direwolf 1.7.
>
> I can now report:
>
> - the autobauding problem for 9600 baud gps in V3.22-4 is fixed in gpsd
> 3.23.2
>
> - the direwolf behavior where at fix with the MT3333 GPS results in a flood
> of sound requests is resolved
>
> The gpsd 3.22-4 executable seems to have instabilities.
>
> The gpsd 3.23.2 build environment is incompatible with the darlier
> development code.
>
> Substituting the gpsd 3.23.2 executable for th gpsd 3.22-4 executable
> which is the default under BullsEye resolves all known issues.
>
> I will keep testing.
>
> Thanks for everyone's help!
>
>
>
> On Fri, Dec 31, 2021 at 8:23 AM Don Rolph <don.rolph@gmail.com> wrote:
>
>> OK I went and looked at gpsd 3.23.2.
>>
>> I can compile gpsd 3.23.2 successfully BUT the library calls appear to
>> have changed and I can't compile direwolf against the gpsd 3.23.2
>> libraries.  So moving to gpsd 3.23.2 is not feasible at t his time.  I will
>> have to stick with gpsd 3.22 for the moment.
>>
>> I find it puzzling that it wold be work to match baud rate of 9600 for
>> MT3333 and Stratux GPYes 2.0 since both autobaud to 9600 baud under 3.17 as
>> supplied by Raspbian buster.
>>
>> In any event these units do work with gpsd 3.22 IF speed is set to 9600.
>>
>>
>>
>>
>> On Thu, Dec 30, 2021 at 9:33 PM Gary E. Miller <gem@rellim.com> wrote:
>>
>>> Yo Don!
>>>
>>> On Thu, 30 Dec 2021 16:53:25 -0500
>>> Don Rolph <don.rolph@gmail.com> wrote:
>>>
>>> > Note that gpsd V3.22 in this testing has shown problems with
>>> > autobauding devices which run at 9600 baud.  Devices at 4800 baud
>>> > work fine without setting speed.
>>>
>>> Which is one of many reasons why 3.23.1 is out, and 3.23.2 coming soon.
>>> Autobaud works much better now.
>>>
>>> 3.22 is 18 monhts old.  Don't use it.
>>>
>>> > Adafruit ultimate USB GPS.  MTK3333 chip.  requires gpsd to have
>>> > speed set to 9600 baud
>>> > - https://www.adafruit.com/product/4279
>>>
>>> Changable, with some effort.
>>>
>>> > Stratux GPSYes 2.0. ublox 8;  requires gpsd 3.22 to have speed set to
>>> > 9600 baud
>>>
>>> Ditto.
>>>
>>> > GPS/GLONASS USB dongle. U-blox 7
>>> > -
>>> >
>>> https://smile.amazon.com/dp/B086KXB2KS?psc=1&ref=ppx_yo2_dt_b_product_details
>>> >
>>> > VFAN Model UG-353 U-blox 7
>>> > -
>>> >
>>> https://smile.amazon.com/dp/B073P3Y48Q?psc=1&ref=ppx_yo2_dt_b_product_details
>>>
>>> Avoaid anything u-blox less than 8.
>>>
>>> RGDS
>>> GARY
>>>
>>> ---------------------------------------------------------------------------
>>> Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
>>>         gem@rellim.com  Tel:+1 541 382 8588
>>>
>>>             Veritas liberabit vos. -- Quid est veritas?
>>>     "If you can't measure it, you can't improve it." - Lord Kelvin
>>>
>>
>>
>> --
>>
>> 73,
>> AB1PH
>> Don Rolph
>>
>
>
> -- 
>
> 73,
> AB1PH
> Don Rolph

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