comparison doc/Modem-configs @ 486:c433cca731a3

doc/Modem-configs: hybrid fw status update
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 21 Jun 2018 17:30:42 +0000
parents 117bf0fb1e78
children 0582d1267e16
comparison
equal deleted inserted replaced
485:c9a65db8be4a 486:c433cca731a3
56 thus no regressions are expected with the classic->l1reconst transition, and no 56 thus no regressions are expected with the classic->l1reconst transition, and no
57 extensive testing is deemed necessary beyond the basic tests that have already 57 extensive testing is deemed necessary beyond the basic tests that have already
58 been done. However, the transition from l1reconst to hybrid involves wholesale 58 been done. However, the transition from l1reconst to hybrid involves wholesale
59 replacement of two major firmware components (G23M PS and ACI) and some 59 replacement of two major firmware components (G23M PS and ACI) and some
60 important associated support pieces with entirely different versions from a 60 important associated support pieces with entirely different versions from a
61 different TI program, hence extensive testing and debugging will be needed. 61 different TI program, hence it can certainly benefit from more thorough testing.
62 62
63 So far the most-deblobbed hybrid config looks very promising: after fixing the 63 So far the most-deblobbed hybrid config looks very promising: voice, SMS and
64 hideous bug resulting from the addition of A5/3 support in TCS3.2 (hardware 64 GPRS work perfectly in my (Mother Mychaela's) lab environment, and even CSD has
65 feature available on LoCosto but not on Calypso), voice calls work perfectly, 65 finally been proven to work as well on 2018-06-21. CSD functionality has been
66 both with the legacy codecs and with AMR! (The same A5/3 bugfix has also been 66 extremely difficult to test because it has been very unreliable lately on the
67 applied to our Citrine fw, hence the latter now has working voice calls too.) 67 network side in my geographical location (T-Mobile USA), with CSD calls failing
68 However, it is almost certain that there are a ton of minor bugs which need to 68 something like 99.9% of the time with a NO CARRIER response to the ATD command,
69 be shaken out, hence this firmware build config should be treated as 69 using exactly the same modem hardware and firmware that worked flawlessly for
70 experimental for the time being, not production. 70 CSD several years earlier, which makes it extremely difficult to test CSD calls
71 with new firmware - but I finally succeeded in making a CSD call from an FCDEV3B
72 running FC Magnetite hybrid on 2018-06-21, proving that the new hybrid fw is
73 good for CSD functionality in addition to the better-tested voice, SMS and GPRS.