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Re: [Discuss-gnuradio] gr-lte updated to GNU Radio 3.7 API


From: Mike Cornelius
Subject: Re: [Discuss-gnuradio] gr-lte updated to GNU Radio 3.7 API
Date: Fri, 20 Dec 2013 12:14:52 +1100

Hi Johannes and all,

I just pulled a new copy and make test still fails for me with various missing .dat files.
Can anyone else confirm that make test is working ok for them with the latest version?

Mike



On 20 December 2013 03:11, Johannes Demel <address@hidden> wrote:
Hi Mike,

just saw this mail. Basically this means that you're using an old
version. Newer versions don't use these files any more. I recommend
updating your gr-lte version. It runs on GR 3.7 now, so you don't have
to worry about an old version there and I put in all the bugfixes into
the latest master branch.
Besides that, which version do you use exactly?

Happy hacking
Johannes

On 18.12.2013 23:59, Mike Cornelius wrote:
> Hi Johannes,
>
> Further to my last email I just noticed that the tests that are failing
> are failing because test vectors are not available eg
> '/home/johannes/tests/descramble.dat'.
>
> Mike
>
>
> On 19 December 2013 18:54, Mike Cornelius <address@hidden
> <mailto:address@hidden>> wrote:
>
>     Hi Johannes,
>
>     With regard to my earlier message regarding the crash I'm seeing, I
>     note that a few tests fail when I run make test, is that to be expected?
>     Also do you think it would be possible to publish the reference
>     waveform that you are using ?
>     That way I could check to see if the crash occurs with your known
>     'good' waveform too.
>
>     Mike
>
>
>     On 19 December 2013 18:37, Mike Cornelius <address@hidden
>     <mailto:address@hidden>> wrote:
>
>         Hi Ralph,
>
>         I had the same problem at first myself, there is no need to
>         reconnect anything in the top_level.grc block so long as all the
>         hier blocks have actually been compiled.
>         In my case the biggest problem was the LTE_estimator_hier block
>         would not compile because the 'import lte' failed (see earlier
>         messages in this thread for details).
>
>
>         Mike
>
>
>         On 19 December 2013 18:27, Johannes Demel <address@hidden
>         <mailto:address@hidden>> wrote:
>
>             Hi everybody,
>
>             I added screenshots for all the hierarchical flowgraphs and
>             the top
>             flowgraph to the docs directory. I hope this helps to build
>             the whole
>             LTE flowgraph in GRC.
>             Although, I realized that would be very helpful if the
>             hierarchical
>             flowgraphs would be compiled with grcc during make and then
>             installed.
>             Preferably added to a CMakeLists file. I will look into this.
>
>             Happy hacking
>             Johannes
>
>             On 18.12.2013 09:47, Johannes Demel wrote:
>             > Hi Ralph,
>             >
>             > unfortunately there are no screenshots yet. I guess it is
>             a good idea to
>             > add some. After the estimator, there should be 2 blocks:
>             Decode PBCH and
>             > Decode PCFICH. They take the same stream. and work in
>             parallel. Then
>             > after Decode PBCH there is supposed to be a 'Decode BCH'
>             block. These
>             > blocks may need some time to generate because they consist
>             of hier
>             > blocks. That's kind of the tribute that has to be paid for
>             a clean
>             > flowgraph.
>             > If you opened a flowgraph with missing blocks, as far as I
>             know, to make
>             > the missing blocks appear you have to close and reopen at
>             least this
>             > particular flowgraph.
>             >
>             > Happy hacking
>             > Johannes
>             >
>             >
>             > On Wed, Dec 18, 2013 at 3:49 AM, Ralph A. Schmid, dk5ras
>             > <address@hidden <mailto:address@hidden
>             <mailto:address@hidden>>> wrote:
>             >
>             >     Hi,
>             >
>             >     after opening and generating the hier blocks still the
>             top_level.grc
>             >     has missing blocks, at least LTE estimator outputs and
>             unpack MIB
>             >     inputs are unconnected, leaving a large white area in
>             between. How
>             >     should this flowgraph look like, is there a screenshot
>             available
>             >     somewhere?
>             >
>             >     Just wanted to put this all together in my lunch
>             break, but seems
>             >     too big for such a short break anyway :)
>             >
>             >     Ralph.
>             >
>             >
>             >     > -----Original Message-----
>             >     > From:
>             discuss-gnuradio-bounces+ralph=address@hidden
>             <mailto:address@hidden>
>             >     <mailto:address@hidden
>             <mailto:address@hidden>>
>             [mailto:discuss-gnuradio-bounces+ralph
>             <mailto:discuss-gnuradio-bounces%2Bralph>
>             >     <mailto:discuss-gnuradio-bounces%2Bralph
>             <mailto:discuss-gnuradio-bounces%252Bralph>>=address@hidden
>             <mailto:address@hidden>
>             >     <mailto:address@hidden
>             <mailto:address@hidden>>] On Behalf Of
>             >     > Johannes Demel
>             >     > Sent: Sunday, 15 December, 2013 00:34
>             >     > To: discuss-gnuradio
>             >     > Subject: [Discuss-gnuradio] gr-lte updated to GNU
>             Radio 3.7 API
>             >     >
>             >     > Hello GNU Radio enthusiasts,
>             >     >
>             >     > some time after the GNU Radio 3.7 release I started
>             to move the
>             >     code for 'gr-lte' to the new API. Besides moving it to
>             the new API, I
>             >     > wanted to clean up code and rework a lot of tests.
>             Thus, the whole
>             >     transition took a lot of time and work.
>             >     > Now, all current blocks are moved to the GNU Radio
>             3.7 API with
>             >     lots of enhancements. e.g. I tried to remove all
>             hierarchical python
>             >     blocks
>             >     > and created them as GRC hier blocks instead. Or
>             runtime status
>             >     events, like cell_id extraction, are all propagated
>             through message
>             >     ports
>             >     > now.
>             >     > Also, there is a PyBOMBS recipe now to ease the
>             installation process.
>             >     >
>             >     > I hope 'gr-lte' can be useful for others.
>             >     >
>             >     > Source code is available at
>             https://github.com/kit-cel/gr-lte
>             >     >
>             >     > Happy hacking
>             >     > Johannes
>             >     >
>             >     > _______________________________________________
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