Re-registering to GSM network
michael at openmoko.org
Tue Oct 14 00:37:19 CEST 2008
Joel Newkirk wrote:
> On Tue, 14 Oct 2008 04:58:51 +1000, Lorn Potter <lpotter at trolltech.com>
>> Michael 'Mickey' Lauer wrote:
>>> This is Openmoko bug #1024, which essentially seems to be a bug in the
>>> firmware. It depends on the TI Calypso sleep mode, the traffic in the
>>> you're logged into, and probably also your network operator's software
>>> running on the cell towers. We're experimenting with a band-aid atm (see
>>> bug-report for the entire gloryness...).
>> I would say it has more to do with firmware. I have a gta01 that does
>> this, a gta02 prototype that does it and a production FR that does not.
>> All using the same gui, same sim, same tower, same operator, same
>> network traffic.
>> Using sleep mode on my production FR, stops it from properly waking up
>> on phone calls and sms, so this is not reliable in stopping the bouncy
> I'm assuming that said firmware is field-upgradeable, right? :)
> So once a fix is devised it won't be just for newly-produced handsets, as
> might be the case with 'ordinary' cellphones. ;)
> I'm seeing this issue on a GTA02v6 (August production) with frameworkd and
> zhone. Don't recall ever observing it on my previous (pre-RMA, June
> production) GTA02v5, but it's possible that it's just frameworkd+zhone
> making it more visible to me. Inquiry shows me "HW: GTA02BV5, GSM:
> gsm_ac_gp_fd_pu_em_cph_ds_vc_cal35_ri_36_amd8_ts0-Moko8", though
> /proc/cpuinfo lists revision 0360.
> Carrier is T-Mobile in US, but I'm permanently roaming on either Suncom
> (being folded into T-Mobile now) or Cingular/ATT, and I've seen this
> happening on both roaming networks.
This bug seems to be much worse with AT&T than T-mobile.
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