FreeCalypso > hg > fc-magnetite
annotate src/cs/services/Audio/Audio_bgd/audio_bgd_task.c @ 0:945cf7f506b2
src/cs: chipsetsw import from tcs211-fcmodem
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author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 25 Sep 2016 22:50:11 +0000 |
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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 */ |