FreeCalypso > hg > fc-magnetite
annotate src/g23m-gprs/grlc/grlc_measf.c @ 514:68e0373035d7
L1_DYN_DSP_DWNLD=1 && MELODY_E2=0: fixed broken build
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 29 Jun 2018 04:53:00 +0000 |
parents | 219afcfc6250 |
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rev | line source |
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1 /* |
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2 +----------------------------------------------------------------------------- |
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3 | Project : GPRS (8441) |
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4 | Modul : GRLC |
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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 module implements local functions for service |
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18 | MEAS of entity GRLC. |
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19 +----------------------------------------------------------------------------- |
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20 */ |
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21 |
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22 #ifndef GRLC_MEASF_C |
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23 #define GRLC_MEASF_C |
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24 #endif /* #ifndef GRLC_MEASF_C */ |
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25 |
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26 #define ENTITY_GRLC |
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27 |
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28 /*==== INCLUDES =============================================================*/ |
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29 |
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30 #include "typedefs.h" |
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31 #include "vsi.h" |
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32 #include "macdef.h" |
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33 #include "gprs.h" |
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34 #include "gsm.h" |
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35 #include "ccdapi.h" |
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36 #include "prim.h" |
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37 #include "message.h" |
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38 #include "grlc.h" |
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39 #include "grlc_measf.h" |
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40 |
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41 /*==== CONST ================================================================*/ |
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42 |
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43 #define I_LEVEL_MIN I_LEVEL_0 |
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44 #define I_LEVEL_0 0 /* i.lev. is greater than C */ |
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45 #define I_LEVEL_15 15 /* i.lev. is less than or equal to C - 28 dB */ |
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46 #define I_LEVEL_MAX I_LEVEL_15 |
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47 #define I_LEVEL_GAMMA_0_SKIPPED 0xF0 /* used for tracing */ |
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48 #define I_LEVEL_GAMMA_1_SKIPPED 0xF1 /* used for tracing */ |
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49 #define I_LEVEL_GAMMA_2_SKIPPED 0xF2 /* used for tracing */ |
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50 #define I_LEVEL_GAMMA_3_SKIPPED 0xF3 /* used for tracing */ |
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51 #define I_LEVEL_STATE_MISMATCH 0xFD /* used for tracing */ |
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52 #define I_LEVEL_IDX_TO_SMALL 0xFE /* used for tracing */ |
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53 #define I_LEVEL_NOT_AVAIL 0xFF /* used for tracing */ |
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54 |
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55 /*==== LOCAL VARS ===========================================================*/ |
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56 |
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57 /*==== LOCAL TYPES===========================================================*/ |
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58 |
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59 /*==== PUBLIC FUNCTIONS =====================================================*/ |
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60 /* |
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61 +------------------------------------------------------------------------------ |
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62 | Function : meas_c_calc_mean |
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63 +------------------------------------------------------------------------------ |
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64 | Description : This function calculates the mean of the received signal level |
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65 | of the four normal bursts that compose a block. It returns |
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66 | the amount of bursts with valid receibed signal values. |
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67 | |
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68 | Parameters : burst_level - receive signal level of the first valid downlink |
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69 | PDCH radio block |
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70 | radio_freq - radio frequency of TDMA frame within a |
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71 | radio block |
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72 | ss_block - mean of the received signal level |
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73 | pb_rdc - Pb reduction |
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74 | |
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75 +------------------------------------------------------------------------------ |
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76 */ |
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77 GLOBAL UBYTE meas_c_calc_mean ( UBYTE *burst_level, |
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78 USHORT *radio_freq, |
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79 ULONG *ss_block, |
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80 UBYTE *pb_rdc, |
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81 T_CGRLC_freq_param *freq_param ) |
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82 { |
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83 UBYTE i; /* used for counting */ |
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84 UBYTE vld_smpl = 0; /* valid measurement samples */ |
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85 |
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86 TRACE_FUNCTION( "meas_c_calc_mean" ); |
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87 |
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88 *pb_rdc = 0; |
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89 *ss_block = 0; |
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90 |
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91 /* add up all measurement data */ |
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92 for( i = 0; i < MAC_BURST_PER_BLOCK; i++ ) |
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93 { |
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94 if( burst_level[i] NEQ MAC_RXLEV_NONE ) |
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95 { |
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96 vld_smpl++; |
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97 |
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98 *ss_block += burst_level[i]; |
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99 |
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100 if( !( grlc_data->tm.freq_param.pdch_hopping EQ FALSE AND |
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101 grlc_data->tm.freq_param.bcch_arfcn EQ radio_freq[i] ) ) |
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102 { |
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103 *pb_rdc += 1; |
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104 } |
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105 } |
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106 } |
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107 |
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108 /* calculate the mean */ |
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109 if( vld_smpl ) |
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110 { |
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111 *ss_block = ( *ss_block * MEAS_ACRCY ) / vld_smpl; |
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112 } |
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113 |
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114 return( vld_smpl ); |
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115 } /* meas_c_calc_mean() */ |
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116 |
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117 /* |
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118 +------------------------------------------------------------------------------ |
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119 | Function : meas_int_fill_rel_iLevel |
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120 +------------------------------------------------------------------------------ |
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121 | Description : ... |
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122 | |
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123 | Parameters : ... |
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124 | |
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125 +------------------------------------------------------------------------------ |
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126 */ |
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127 GLOBAL void meas_int_fill_rel_iLevel ( UBYTE *v_ilev, |
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128 UBYTE *ilev, |
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129 UBYTE idx, |
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130 USHORT c_raw_data_lev ) |
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131 { |
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132 UBYTE val; /* holds interference level data */ |
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133 |
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134 if( grlc_data->meas.ilev.ilev[idx] NEQ CGRLC_ILEV_NONE ) |
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135 { |
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136 if( c_raw_data_lev < grlc_data->meas.ilev.ilev[idx] * MEAS_ACRCY ) |
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137 { |
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138 *ilev = I_LEVEL_MIN; |
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139 } |
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140 else |
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141 { |
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142 val = ( c_raw_data_lev - grlc_data->meas.ilev.ilev[idx] * MEAS_ACRCY ) / |
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143 ( 2 * MEAS_ACRCY ) + 1; |
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144 |
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145 if( val > I_LEVEL_MAX ) *ilev = I_LEVEL_MAX; |
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146 else *ilev = val; |
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147 } |
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148 |
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149 *v_ilev = TRUE; |
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150 } |
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151 else |
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152 { |
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153 *v_ilev = FALSE; |
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154 } |
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155 } /* meas_int_fill_rel_iLevel() */ |