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annotate src/cs/services/audio/audio_bgd/audio_bgd_task.c @ 112:fdecfb3bd860

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.../drv_app/r2d/r2d_*.c: LCD include case fixes from Magnetite R2D is not used in Selenite, but we strive to keep the two source trees in sync as much as possible to reduce the diffs.
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 13 Oct 2018 16:56:22 +0000
parents 1eb391057168
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /****************************************************************************/
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2 /* */
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3 /* Name audio_bgd_task.c */
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4 /* */
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5 /* Function this file contains the main AUDIO BACKGROUND functionk */
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6 /* */
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7 /* Version 1 */
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8 /* */
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9 /* Date Modification */
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10 /* ------------------------------------ */
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11 /* 19 June 2003 Create */
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12 /* */
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13 /* Author Frederic Turgis */
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14 /* */
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15 /* (C) Copyright 2001 by Texas Instruments Incorporated, All Rights Reserved*/
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16 /****************************************************************************/
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17
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18 #include "rv/rv_defined_swe.h"
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19
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20 #ifdef RVM_AUDIO_BGD_SWE
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21
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22 #include "rv/rv_general.h"
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23 #include "audio/audio_bgd/audio_bgd_structs_i.h"
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24 #include "audio/audio_bgd/audio_bgd_macro_i.h"
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25 #include "audio/audio_bgd/audio_bgd_const_i.h"
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26 #include "audio/audio_bgd/audio_bgd_env_i.h"
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27
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28 /********************************************************************************/
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29 /* Function audio_bgd_core */
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30 /* */
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31 /* Description Core of the audio background task, which waits for events */
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32 /* */
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33 /********************************************************************************/
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34 T_RV_RET audio_bgd_core(void)
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35 {
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36 /* Declare local variables */
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37 BOOLEAN error = FALSE;
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38 T_RV_HDR *p_message = NULL;
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39 UINT16 received_event= 0x0000;
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40 T_RV_RET status;
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41
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42 AUDIO_BGD_SEND_TRACE("AUDIO_BACKGROUD TASK started", RV_TRACE_LEVEL_DEBUG_HIGH);
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43
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44 /* loop to process messages */
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45 while (error == FALSE)
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46 {
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47 /* Wait for the necessary events (all events and no time out). */
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48 received_event = rvf_wait ( AUDIO_BGD_ALL_EVENT_FLAGS, AUDIO_BGD_NOT_TIME_OUT);
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49
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50 /* If an event is received, then ....*/
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51 if (received_event & AUDIO_BGD_TASK_MBOX_EVT_MASK)
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52 {
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53 /* Read the message in the audio mailbox */
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54 p_message = (T_RV_HDR *) rvf_read_mbox(AUDIO_BGD_MBOX);
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55
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56 if (p_message != NULL)
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57 {
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58 p_audio_bgd_gbl_var->message_processed = FALSE;
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59
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60 // Handle messages
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61
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62 // Check message has been processed
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63 if (p_audio_bgd_gbl_var->message_processed == FALSE)
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64 {
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65 AUDIO_BGD_SEND_TRACE_PARAM(" AUDIO BGD ERROR (env). A wrong message is received ",
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66 p_message->msg_id, RV_TRACE_LEVEL_ERROR);
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67 }
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68 status = rvf_free_buf((T_RVF_BUFFER *)p_message);
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69 if (status != RVF_GREEN)
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70 {
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71 AUDIO_BGD_SEND_TRACE(" AUDIO BGD ERROR (env). Can't deallocate message",
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72 RV_TRACE_LEVEL_ERROR);
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73 }
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74 } // if (p_message != NULL)
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75 else
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76 {
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77 AUDIO_BGD_SEND_TRACE(" AUDIO BGD ERROR (env). Can't read the message received",
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78 RV_TRACE_LEVEL_ERROR);
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79 }
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80 } // if (received_event & AUDIO_BGD_TASK_MBOX_EVT_MASK)
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81
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82 /* If one of the occured events is unexpected (due to an unassigned */
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83 /* mailbox), then report an internal error. */
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84 if ( received_event & ~(AUDIO_BGD_TASK_MBOX_EVT_MASK) )
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85 {
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86 AUDIO_BGD_SEND_TRACE(" AUDIO BGD ERROR (env). One of the events is unexpected ",
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87 RV_TRACE_LEVEL_ERROR);
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88
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89 error = TRUE;
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90 }
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91 } // while (error == FALSE)
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92 return(RV_INTERNAL_ERR);
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93 } /****************************** End of audio_bgd task function **************************/
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94
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95 #endif /* #ifdef RVM_AUDIO_BGD_SWE */