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annotate gsm-fw/g23m-aci/uart/uart_drxf.c @ 1020:fab048ff04b8

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doc/Freerunner-Howto: update for voice calls working with the FR codec
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Sat, 23 Apr 2016 05:17:15 +0000
parents f54080301c98
children
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1 /*
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2 +-----------------------------------------------------------------------------
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3 | Project :
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4 | Modul :
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5 +-----------------------------------------------------------------------------
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6 | Copyright 2002 Texas Instruments Berlin, AG
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7 | All rights reserved.
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8 |
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9 | This file is confidential and a trade secret of Texas
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10 | Instruments Berlin, AG
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11 | The receipt of or possession of this file does not convey
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12 | any rights to reproduce or disclose its contents or to
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13 | manufacture, use, or sell anything it may describe, in
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14 | whole, or in part, without the specific written consent of
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15 | Texas Instruments Berlin, AG.
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16 +-----------------------------------------------------------------------------
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17 | Purpose : This modul is part of the entity UART and implements all
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18 | procedures and functions as described in the
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19 | SDL-documentation (DRX-statemachine)
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20 +-----------------------------------------------------------------------------
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21 */
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22
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23 #ifndef UART_DRXF_C
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24 #define UART_DRXF_C
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25 #endif /* !UART_DRXF_C */
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26
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27 #include "config.h"
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28 #include "fixedconf.h"
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29 #include "condat-features.h"
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30
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31 #define ENTITY_UART
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32
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33 /*==== INCLUDES =============================================================*/
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34
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35 #ifdef WIN32
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36 #include "nucleus.h"
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37 #endif /* WIN32 */
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38 #include "typedefs.h" /* to get Condat data types */
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39 #include "vsi.h" /* to get a lot of macros */
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40 #include "macdef.h" /* to get a lot of macros */
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41 #include "custom.h"
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42 #include "gsm.h" /* to get a lot of macros */
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43 #include "cnf_uart.h" /* to get cnf-definitions */
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44 #include "mon_uart.h" /* to get mon-definitions */
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45 #include "prim.h" /* to get the definitions of used SAP and directions */
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46 #include "dti.h" /* to get dti lib */
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47 #include "pei.h" /* to get PEI interface */
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48 #ifdef FF_MULTI_PORT
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49 #include "gsi.h" /* to get definitions of serial driver */
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50 #else /* FF_MULTI_PORT */
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51 #ifdef _TARGET_
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52 #include "../../serial/serialswitch.h"
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53 #include "../../serial/traceswitch.h"
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54 #else /* _TARGET_ */
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55 #include "serial_dat.h" /* to get definitions of serial driver */
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56 #endif /* _TARGET_ */
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57 #endif /* FF_MULTI_PORT */
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58 #include "uart.h" /* to get the global entity definitions */
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59
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60 /*==== CONST ================================================================*/
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61
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62 /*==== LOCAL VARS ===========================================================*/
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63
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64 /*==== PRIVATE FUNCTIONS ====================================================*/
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65
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66 /*==== PUBLIC FUNCTIONS =====================================================*/
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67
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68
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69
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70 /*
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71 +------------------------------------------------------------------------------
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72 Function : drx_init
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73 +------------------------------------------------------------------------------
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74 Description : The function drx_init() initializes the service DRX
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75
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76 Parameters : none
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77
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78 +------------------------------------------------------------------------------
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79 */
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80 GLOBAL void drx_init ()
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81 {
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82 UBYTE i;
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83
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84 TRACE_FUNCTION( "drx_init" );
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85
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86 for( i = 0; i < UART_MAX_NUMBER_OF_CHANNELS; i++ )
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87 {
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88 /*
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89 * select next instance of service DRX
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90 */
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91 uart_data->drx = &uart_data->drx_base[i];
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92
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93 /*
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94 * initialize service instance specific variables
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95 */
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96 uart_data->drx->sending_state = UART_DRX_NOT_SENDING;
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97 uart_data->drx->data_flow = UART_FLOW_ENABLED;
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98
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99 uart_data->drx->dlc_instance = i;
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100
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101 uart_data->drx->received_data = NULL;
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102 uart_data->drx->read_pos = 0;
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103
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104 uart_data->drx->dti_drx_state = DTI_CLOSED;
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105
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106 INIT_STATE( UART_SERVICE_DRX , DRX_DEAD );
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107 }
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108 } /* drx_init() */
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109
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110
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111
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112 /*
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113 +------------------------------------------------------------------------------
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114 Function : drx_free_resources
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115 +------------------------------------------------------------------------------
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116 Description : The function drx_free_resources() frees all resources of the
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117 service DRX
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118
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119 Parameters : none
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120
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121 +------------------------------------------------------------------------------
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122 */
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123 GLOBAL void drx_free_resources ()
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124 {
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125 TRACE_FUNCTION( "drx_free_resources" );
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126
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127 if(uart_data->drx->received_data)
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128 {
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129 MFREE_DESC2( uart_data->drx->received_data );
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130 }
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131 uart_data->drx->received_data = NULL;
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132 uart_data->drx->read_pos = 0;
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133 } /* drx_free_resources() */