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annotate doc/Modem-operation @ 239:305d3bb691a5

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FCHG startup: replace fchg_is_running with fchg_first_vbat and also report the first Vbat reading in a trace
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 02 May 2021 05:30:59 +0000
parents a62e5bf88434
children
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Mychaela Falconia <falcon@freecalypso.org>
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1 FC Tourmaline stdmodem functional configuration is equivalent to Magnetite
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2 hybrid. The only intentional diff from Magnetite to Tourmaline in the modem
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Mychaela Falconia <falcon@freecalypso.org>
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3 configuration is the change of Nucleus: Magnetite uses the blob version of
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Mychaela Falconia <falcon@freecalypso.org>
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4 Nucleus which came with TCS211-20070608, whereas Tourmaline uses the source
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Mychaela Falconia <falcon@freecalypso.org>
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5 version of Nucleus by Comrade XVilka. It is essentially a change from an
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Mychaela Falconia <falcon@freecalypso.org>
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6 unknown version of Nucleus to a known one, thus it should generally be
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Mychaela Falconia <falcon@freecalypso.org>
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7 considered an improvement - but as always with such changes, extensive
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Mychaela Falconia <falcon@freecalypso.org>
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8 verification and testing needs to be done in order to ensure that nothing got
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Mychaela Falconia <falcon@freecalypso.org>
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9 broken.
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10
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Mychaela Falconia <falcon@freecalypso.org>
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11 Aside from the one intentional change of Nucleus version, FC Tourmaline is an
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Mychaela Falconia <falcon@freecalypso.org>
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12 entirely new firmware source tree, thus it is always possible that something
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Mychaela Falconia <falcon@freecalypso.org>
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13 could have got broken unintentionally, particularly in rarely-tested areas of
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Mychaela Falconia <falcon@freecalypso.org>
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14 the firmware. Therefore, extensive testing will need to be done before we can
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Mychaela Falconia <falcon@freecalypso.org>
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15 declare Tourmaline stdmodem as officially replacing Magnetite hybrid for stable
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Mychaela Falconia <falcon@freecalypso.org>
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16 modem products.