FreeCalypso > hg > fc-tourmaline
annotate src/cs/riviera/rv_template/xxx_state_i.h @ 275:79cfefc1e2b4
audio mode load: gracefully handle mode files of wrong AEC version
Unfortunately our change of enabling L1_NEW_AEC (which is necessary
in order to bring our Calypso ARM fw into match with the underlying
DSP reality) brings along a change in the audio mode file binary
format and file size - all those new tunable AEC parameters do need
to be stored somewhere, after all. But we already have existing
mode files in the old format, and setting AEC config to garbage when
loading old audio modes (which is what would happen without the
present change) is not an appealing proposition.
The solution implemented in the present change is as follows: the
audio mode loading code checks the file size, and if it differs
from the active version of T_AUDIO_MODE, the T_AUDIO_AEC_CFG structure
is cleared - set to the default (disabled AEC) for the compiled type
of AEC. We got lucky in that this varying T_AUDIO_AEC_CFG structure
sits at the end of T_AUDIO_MODE!
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 30 Jul 2021 02:55:48 +0000 |
parents | 4e78acac3d88 |
children |
rev | line source |
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0
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src/{condat,cs,gpf,nucleus}: import from Selenite
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1 /** |
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2 * @file xxx_state_i.h |
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3 * |
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4 * Internal definitions for XXX state machine, |
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5 * i.e. the states and the functions corresponding to the states. |
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6 * |
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7 * The messages are declared in xxx_message.h, since they can |
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8 * be seen from outside. |
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src/{condat,cs,gpf,nucleus}: import from Selenite
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9 * |
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10 * @author Your name here (your_email_here) |
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11 * @version 0.1 |
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12 */ |
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src/{condat,cs,gpf,nucleus}: import from Selenite
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13 |
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src/{condat,cs,gpf,nucleus}: import from Selenite
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14 /* |
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15 * History: |
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16 * |
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17 * Date Author Modification |
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18 * ------------------------------------------------------------------- |
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19 * // Create. |
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20 * |
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21 * (C) Copyright 2001 by Texas Instruments Incorporated, All Rights Reserved |
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src/{condat,cs,gpf,nucleus}: import from Selenite
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22 */ |
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23 |
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24 #ifndef __XXX_STATE_I_H_ |
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25 #define __XXX_STATE_I_H_ |
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26 |
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src/{condat,cs,gpf,nucleus}: import from Selenite
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parents:
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27 |
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28 #include "rv/rv_general.h" |
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29 |
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src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
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30 |
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src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
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31 /** |
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32 * XXX states. |
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src/{condat,cs,gpf,nucleus}: import from Selenite
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parents:
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33 * |
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34 * XXX instance is a state machine with several possible states. |
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src/{condat,cs,gpf,nucleus}: import from Selenite
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parents:
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35 * Based on the current state, XXX handle different kind of messages/events. |
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src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
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36 * States are listed in the order they should normally be sequenced. |
4e78acac3d88
src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
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37 * |
4e78acac3d88
src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
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38 * See the Readme file for a description of the state machine. |
4e78acac3d88
src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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39 */ |
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src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
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40 typedef enum |
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41 { |
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42 XXX_STATE_1, |
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src/{condat,cs,gpf,nucleus}: import from Selenite
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43 XXX_STATE_2 |
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44 } T_XXX_INTERNAL_STATE; |
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src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
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45 |
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src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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46 |
4e78acac3d88
src/{condat,cs,gpf,nucleus}: import from Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
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47 /* |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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48 * Optional but recommanded, define a function for the processing |
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49 * in each state, like: |
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src/{condat,cs,gpf,nucleus}: import from Selenite
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50 * T_XXX_RETURN xxx_state_1 (T_RV_HDR * message_p); |
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51 * T_XXX_RETURN xxx_state_2 (T_RV_HDR * message_p); |
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src/{condat,cs,gpf,nucleus}: import from Selenite
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52 */ |
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src/{condat,cs,gpf,nucleus}: import from Selenite
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parents:
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53 |
4e78acac3d88
src/{condat,cs,gpf,nucleus}: import from Selenite
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54 #endif /* __XXX_STATE_I_H_ */ |