FreeCalypso > hg > fc-magnetite
annotate src/g23m-gsm/dl/dl_sacch0.c @ 140:8b72ed3b54ec
cfg-headers/2092-pruned: 2092 sans ATP, LCC and MKS
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 08 Oct 2016 22:38:26 +0000 |
parents | 27a4235405c6 |
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rev | line source |
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1 /* |
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2 +----------------------------------------------------------------------------- |
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3 | Project : GSM-PS |
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4 | Modul : DL_SACCH0 |
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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 defines the functions for the slow associated |
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18 | control channel SACCH (only SAPI=0) of the component DL |
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19 +----------------------------------------------------------------------------- |
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20 */ |
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21 |
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22 #ifndef DL_SACCH0_C |
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23 #define DL_SACCH0_C |
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24 |
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25 #define ENTITY_DL |
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26 |
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27 /*==== INCLUDES ===================================================*/ |
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28 |
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29 #include "typedefs.h" |
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30 #include <string.h> |
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31 #include "pconst.cdg" |
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32 #include "vsi.h" |
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33 #include "custom.h" |
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34 #include "gsm.h" |
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35 #include "mon_dl.h" |
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36 #include "prim.h" |
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37 #include "pei.h" |
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38 #include "tok.h" |
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39 #include "ccdapi.h" |
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40 #include "dl.h" |
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41 #include "dl_trc.h" |
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42 |
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43 /*==== EXPORT =====================================================*/ |
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44 |
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45 /*==== PRIVAT =====================================================*/ |
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46 |
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47 /*==== VARIABLES ==================================================*/ |
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48 GLOBAL const T_FRAME meas_report_no_nc = |
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49 { |
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50 N201_SACCH*8, |
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51 24, |
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52 { |
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53 0x00, 0x00, 0x00, |
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54 0x06, 0x15, 0x1E, 0x1E, 0x7E, |
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55 0x00, 0x00, 0x00, 0x00, 0x00, |
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56 0x00, 0x00, 0x00, 0x00, 0x00, |
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57 0x00, 0x00, 0x00, 0x00, 0x00 |
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58 } |
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59 }; |
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60 LOCAL const T_FRAME meas_report_invalid = |
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61 { |
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62 N201_SACCH*8, |
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63 24, |
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64 { |
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65 0x00, 0x00, 0x00, |
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66 0x06, 0x15, 0x00, 0x40, 0x00, |
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67 0x00, 0x00, 0x00, 0x00, 0x00, |
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68 0x00, 0x00, 0x00, 0x00, 0x00, |
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69 0x00, 0x00, 0x00, 0x00, 0x00 |
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70 } |
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71 }; |
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72 |
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73 |
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74 /*==== FUNCTIONS ==================================================*/ |
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75 /* |
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76 +--------------------------------------------------------------------+ |
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77 | PROJECT : GSM-PS (6147) MODULE : DL_SACCH0 | |
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78 | STATE : code ROUTINE : sacch_init_dl_data | |
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79 +--------------------------------------------------------------------+ |
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80 |
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81 PURPOSE : Initialisation of SACCH data for an instance. |
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82 |
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83 */ |
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84 |
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85 GLOBAL void sacch0_init_dl_data (void) |
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86 { |
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87 GET_INSTANCE_DATA; |
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88 T_CCH *pcch = &dl_data->cch[C_SACCH0]; |
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89 TRACE_FUNCTION ("sacch_init_dl_data()"); |
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90 |
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91 memset (pcch, 0, sizeof (T_CCH)); |
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92 pcch->ch_type = L2_CHANNEL_SACCH; |
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93 |
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94 if (dl_data->dcch3_in_msg) |
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95 { |
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96 COM_FREE_POINTER (dl_data->dcch3_in_msg); |
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97 dl_data->dcch3_in_msg = NULL; |
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98 } |
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99 |
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100 sacch0_reset_meas (); |
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101 } |
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102 |
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103 /* |
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104 +--------------------------------------------------------------------+ |
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105 | PROJECT : GSM-PS (6147) MODULE : DL_SACCH0 | |
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106 | STATE : code ROUTINE : sacch0_reset_meas | |
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107 +--------------------------------------------------------------------+ |
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108 |
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109 PURPOSE : Reset measurement reports and sacch_mode. |
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110 |
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111 */ |
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112 |
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113 GLOBAL void sacch0_reset_meas (void) |
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114 { |
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115 GET_INSTANCE_DATA; |
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116 dl_data->sacch_act_buffer = meas_report_no_nc; |
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117 dl_data->sacch_last_buffer= meas_report_no_nc; |
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118 dl_data->sacch_mode = 2; |
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119 } |
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120 |
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121 /* |
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122 +--------------------------------------------------------------------+ |
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123 | PROJECT : GSM-PS (6147) MODULE : DL_SACCH0 | |
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124 | STATE : code ROUTINE : sacch_send_data | |
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125 +--------------------------------------------------------------------+ |
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126 |
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127 PURPOSE : Send unacknowledged data on SACCH, SAPI=0. |
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128 |
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129 */ |
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130 |
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131 GLOBAL void sacch0_send_data (void) |
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132 { |
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133 GET_INSTANCE_DATA; |
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134 TRACE_FUNCTION ("sacch_send_data()"); |
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135 |
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136 TRACE_EVENT_WIN_P2 ("SACCH0 MODE = %d, %s", dl_data->sacch_mode, |
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137 (dl_data->rr_short_pd_buffer.l_buf AND |
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138 dl_data->rr_short_pd_ch_type EQ L2_CHANNEL_SACCH) ? "RR short PD" : "normal"); |
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139 |
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140 if (dl_data->rr_short_pd_buffer.l_buf AND |
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141 dl_data->rr_short_pd_ch_type EQ L2_CHANNEL_SACCH) |
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142 { /* RR message with short PD, short L2 header type 1, format Bter */ |
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143 com_build_UI_Bter (L2_CHANNEL_SACCH); |
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144 } |
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145 else |
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146 { /* format A or B */ |
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147 if (dl_data->sacch_mode EQ 2) |
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148 { |
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149 com_build_UI_command (L2_CHANNEL_SACCH, PS_SAPI_0, &meas_report_invalid); |
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150 } |
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151 else |
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152 { |
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153 if (dl_data->dl_active EQ FALSE) |
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154 dl_data->sacch_last_buffer = dl_data->sacch_act_buffer; |
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155 |
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156 com_build_UI_command (L2_CHANNEL_SACCH, PS_SAPI_0, &dl_data->sacch_last_buffer); |
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157 } |
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158 if (dl_data->sacch_mode) |
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159 dl_data->sacch_mode--; |
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160 } |
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161 } |
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162 |
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163 #endif |
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164 |