Calypso firmware update (work in progress)

Joerg Reisenweber joerg at
Mon Nov 17 03:05:03 CET 2008

Am Mo  17. November 2008 schrieb Joerg Reisenweber:
> Am Mo  17. November 2008 schrieb Dieter Spaar:
> > Hello Werner,
> > 
> > werner at wrote:
> > > By the way, one thing we still have to determine is if we'll need
> > > different firmware versions for GTA01 and GTA02.
> > >
> > > moko8 even had different versions for GTA02v5 and v6, but that's
> > > just the hardware reported and a timestamp. (See below. I guess we
> > > should change the HW part of the CGMR response to simply GTA02.)
> > >
> > > The binaries of the GTA01 and GTA02 versions for moko8 differ
> > > wildly, so I'm not sure how much of a real difference is there.
> > > Dieter ?
> > I was not aware that there are different "moko8" firmware version for 
> > and GTA02 (was "moko8" even available for GTA01 ?). From the recovered
> > source code of "moko6" it is not obvious that different hardware versions
> > (GTA01 versus GTA02) have to be considered. Maybe there were different
> > source code trees for each hardware and we found only one of them or the
> > difference is really just the version string returned ? Anyone remembers
> > GSM  related differences between  GTA01 and GTA02 ?
> > 
> > You mentioned already that FLUID has to be used differently on GTA01, is
> > this something related to FLUID itself or the way how the UART connection
> > is handled in GTA01 ?
> > 
> > Best regards,
> >   Dieter
> To the best of my knowledge there is no difference in calypso between GTA01 
> and GTA02, though they are connected in a different way to CPU. Ergo: 
> firmware should be identical.
> Anyway I will try to make sure with Tony and Harald today. (GTA01 was before 
> joined ;).
> If I can find a GTA01, I simply will test. Either it works or it breaks, 
> think there are subtle differences that would go unrecognized.

According to Harald, and scrutinizing the schematics, there has been no change 
in calypso domain hardware or interface definition.
Means: we could flash the most recent GTA02-calypso-fw to the oldest GTA01, 
and it should work. Differences are for version-query answer only.

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