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>
date Fri, 30 Jul 2021 02:55:48 +0000
parents 4e78acac3d88
children
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4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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1 /**
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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2 * @file xxx_state_i.h
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3 *
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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4 * Internal definitions for XXX state machine,
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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5 * i.e. the states and the functions corresponding to the states.
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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6 *
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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7 * The messages are declared in xxx_message.h, since they can
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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8 * be seen from outside.
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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9 *
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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10 * @author Your name here (your_email_here)
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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11 * @version 0.1
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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12 */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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13
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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14 /*
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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15 * History:
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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16 *
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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17 * Date Author Modification
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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18 * -------------------------------------------------------------------
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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19 * // Create.
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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20 *
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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21 * (C) Copyright 2001 by Texas Instruments Incorporated, All Rights Reserved
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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22 */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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23
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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24 #ifndef __XXX_STATE_I_H_
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25 #define __XXX_STATE_I_H_
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4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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28 #include "rv/rv_general.h"
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4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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31 /**
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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32 * XXX states.
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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33 *
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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34 * XXX instance is a state machine with several possible states.
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35 * Based on the current state, XXX handle different kind of messages/events.
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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
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37 *
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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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
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39 */
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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40 typedef enum
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41 {
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42 XXX_STATE_1,
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43 XXX_STATE_2
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44 } T_XXX_INTERNAL_STATE;
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45
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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46
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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47 /*
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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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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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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52 */
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53
4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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54 #endif /* __XXX_STATE_I_H_ */