FreeCalypso > hg > fc-magnetite
annotate fcdev3b-hacks/src/romvecs-insert.S @ 660:293c7db5f10f
bmi3: fixed the mysterious "mute on first call" bug
When UI-enabled fw boots on a previously blank (no /mmi/* files) FFS
for the first time, the output_volume member of the persistent UI settings
structure was left uninitialized, corresponding to the earpiece volume
being set to mute, which is an invalid setting. Because of other quirks
in the far-from-finished UI code, this volume setting takes effect only
when the first call is answered, producing the odd behaviour seen at the
user level.
The current fix is to set the blank-FFS default for output_volume to
volume level 4, which is the same -6 dB Iota volume as the ACI default.
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Thu, 14 May 2020 02:50:41 +0000 |
| parents | 8d9298e0823a |
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| rev | line source |
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3285960cc1b9
romvecs-patch: experimental insert code written
Mychaela Falconia <falcon@freecalypso.org>
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1 .text |
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3285960cc1b9
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Mychaela Falconia <falcon@freecalypso.org>
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2 .code 32 |
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3285960cc1b9
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Mychaela Falconia <falcon@freecalypso.org>
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3 .globl _entry |
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3285960cc1b9
romvecs-patch: experimental insert code written
Mychaela Falconia <falcon@freecalypso.org>
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4 |
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3285960cc1b9
romvecs-patch: experimental insert code written
Mychaela Falconia <falcon@freecalypso.org>
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5 _entry: adr r0, vectors |
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3285960cc1b9
romvecs-patch: experimental insert code written
Mychaela Falconia <falcon@freecalypso.org>
parents:
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6 ldmia r0, {r1-r7} |
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3285960cc1b9
romvecs-patch: experimental insert code written
Mychaela Falconia <falcon@freecalypso.org>
parents:
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7 mov r0, #0x800000 |
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3285960cc1b9
romvecs-patch: experimental insert code written
Mychaela Falconia <falcon@freecalypso.org>
parents:
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8 stmia r0, {r1-r7} |
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3285960cc1b9
romvecs-patch: experimental insert code written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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9 ldr pc, jumpaddr |
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3285960cc1b9
romvecs-patch: experimental insert code written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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10 |
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3285960cc1b9
romvecs-patch: experimental insert code written
Mychaela Falconia <falcon@freecalypso.org>
parents:
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11 vectors: |
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3285960cc1b9
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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12 .word 0x4000 |
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3285960cc1b9
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Mychaela Falconia <falcon@freecalypso.org>
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13 .word 0x4004 |
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3285960cc1b9
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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14 .word 0x4008 |
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3285960cc1b9
romvecs-patch: experimental insert code written
Mychaela Falconia <falcon@freecalypso.org>
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15 .word 0x400C |
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3285960cc1b9
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Mychaela Falconia <falcon@freecalypso.org>
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16 .word 0x4010 |
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3285960cc1b9
romvecs-patch: experimental insert code written
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17 .word 0x4014 |
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3285960cc1b9
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Mychaela Falconia <falcon@freecalypso.org>
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18 .word 0x4018 |
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3285960cc1b9
romvecs-patch: experimental insert code written
Mychaela Falconia <falcon@freecalypso.org>
parents:
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19 jumpaddr: |
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20 .word 0x4058 |
