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annotate src/g23m-aci/uart/uart_drxf.c @ 122:7c68000b87cf

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targets: c155 added
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 07 Nov 2018 06:55:49 +0000
parents d393cd9bb723
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 | 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 #define ENTITY_UART
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28
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29 /*==== INCLUDES =============================================================*/
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30
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31 #ifdef WIN32
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32 #include "nucleus.h"
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33 #endif /* WIN32 */
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34 #include "typedefs.h" /* to get Condat data types */
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35 #include "vsi.h" /* to get a lot of macros */
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36 #include "macdef.h" /* to get a lot of macros */
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37 #include "custom.h"
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38 #include "gsm.h" /* to get a lot of macros */
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39 #include "cnf_uart.h" /* to get cnf-definitions */
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40 #include "mon_uart.h" /* to get mon-definitions */
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41 #include "prim.h" /* to get the definitions of used SAP and directions */
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42 #include "dti.h" /* to get dti lib */
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43 #include "pei.h" /* to get PEI interface */
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44 #ifdef FF_MULTI_PORT
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45 #include "gsi.h" /* to get definitions of serial driver */
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46 #else /* FF_MULTI_PORT */
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47 #ifdef _TARGET_
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48 #include "uart/serialswitch.h"
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49 #include "uart/traceswitch.h"
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50 #else /* _TARGET_ */
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51 #include "serial_dat.h" /* to get definitions of serial driver */
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52 #endif /* _TARGET_ */
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53 #endif /* FF_MULTI_PORT */
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54 #include "uart.h" /* to get the global entity definitions */
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55
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56 /*==== CONST ================================================================*/
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57
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58 /*==== LOCAL VARS ===========================================================*/
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59
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60 /*==== PRIVATE FUNCTIONS ====================================================*/
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61
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62 /*==== PUBLIC FUNCTIONS =====================================================*/
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63
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64
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65
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66 /*
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67 +------------------------------------------------------------------------------
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68 Function : drx_init
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69 +------------------------------------------------------------------------------
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70 Description : The function drx_init() initializes the service DRX
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71
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72 Parameters : none
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73
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74 +------------------------------------------------------------------------------
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75 */
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76 GLOBAL void drx_init ()
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77 {
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78 UBYTE i;
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79
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80 TRACE_FUNCTION( "drx_init" );
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81
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82 for( i = 0; i < UART_MAX_NUMBER_OF_CHANNELS; i++ )
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83 {
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84 /*
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85 * select next instance of service DRX
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86 */
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87 uart_data->drx = &uart_data->drx_base[i];
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88
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89 /*
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90 * initialize service instance specific variables
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91 */
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92 uart_data->drx->sending_state = UART_DRX_NOT_SENDING;
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93 uart_data->drx->data_flow = UART_FLOW_ENABLED;
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94
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95 uart_data->drx->dlc_instance = i;
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96
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97 uart_data->drx->received_data = NULL;
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98 uart_data->drx->read_pos = 0;
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99
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100 uart_data->drx->dti_drx_state = DTI_CLOSED;
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101
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102 INIT_STATE( UART_SERVICE_DRX , DRX_DEAD );
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103 }
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104 } /* drx_init() */
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105
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106
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107
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108 /*
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109 +------------------------------------------------------------------------------
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110 Function : drx_free_resources
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111 +------------------------------------------------------------------------------
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112 Description : The function drx_free_resources() frees all resources of the
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113 service DRX
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114
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115 Parameters : none
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116
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117 +------------------------------------------------------------------------------
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118 */
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119 GLOBAL void drx_free_resources ()
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120 {
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121 TRACE_FUNCTION( "drx_free_resources" );
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122
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123 if(uart_data->drx->received_data)
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124 {
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125 MFREE_DESC2( uart_data->drx->received_data );
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126 }
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127 uart_data->drx->received_data = NULL;
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128 uart_data->drx->read_pos = 0;
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129 } /* drx_free_resources() */