FreeCalypso > hg > freecalypso-sw
annotate gsm-fw/g23m-gsm/dl/dl_dcch0.c @ 1021:8b52011dc66a
doc/Pirelli-Howto: update for the current situation
author | Mychaela Falconia <falcon@ivan.Harhan.ORG> |
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date | Sat, 23 Apr 2016 06:19:09 +0000 |
parents | d6a9b9fce09e |
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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_DCCH0 |
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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 stand alone |
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18 | dedicated control channel (SDCCH) and the fast dedicated |
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19 | control channel (FACCH) each with SAPI 0 of the component DL |
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20 +----------------------------------------------------------------------------- |
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21 */ |
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22 |
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23 #ifndef DL_DCCH0_C |
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24 #define DL_DCCH0_C |
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25 |
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26 #include "config.h" |
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27 #include "fixedconf.h" |
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28 #include "condat-features.h" |
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29 |
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30 #define ENTITY_DL |
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31 |
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32 /*==== INCLUDES ===================================================*/ |
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33 #include "typedefs.h" |
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34 #include "string.h" |
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35 #include "vsi.h" |
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36 #include "pconst.cdg" |
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37 #include "custom.h" |
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38 #include "gsm.h" |
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39 #include "mon_dl.h" |
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40 #include "prim.h" |
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41 #include "pei.h" |
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42 #include "tok.h" |
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43 #include "ccdapi.h" |
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44 #include "dl.h" |
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45 #include "dl_trc.h" |
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46 |
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47 /*==== EXPORT =====================================================*/ |
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48 /*==== PRIVAT =====================================================*/ |
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49 LOCAL void dcch0_resume_reconnect_req (T_PRIM * prim, |
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50 U8 ch_type); |
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51 /*==== VARIABLES ==================================================*/ |
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52 /*==== FUNCTIONS ==================================================*/ |
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53 /* |
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54 +--------------------------------------------------------------------+ |
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55 | PROJECT : GSM-PS (6147) MODULE : DL_SDCCH | |
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56 | STATE : code ROUTINE : sdcch0_init_dl_data | |
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57 +--------------------------------------------------------------------+ |
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58 |
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59 PURPOSE : Initialisation of DCCH data (SAPI 0) for an instance. |
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60 |
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61 */ |
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62 |
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63 GLOBAL void dcch0_init_dl_data (void) |
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64 { |
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65 GET_INSTANCE_DATA; |
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66 T_CCH *pcch = &dl_data->cch[C_DCCH0]; |
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67 |
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68 TRACE_FUNCTION ("dcch0_init_dl_data()"); |
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69 |
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70 memset (pcch, 0, sizeof (T_CCH)); |
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71 |
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72 dcch3_init_dl_data (); /*Disabling SAPI 3 connections */ |
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73 |
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74 com_clear_queue (PS_SAPI_0); |
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75 dl_data->rr_short_pd_buffer.l_buf = 0; |
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76 |
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77 if (dl_data->dcch0_in_msg) |
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78 { |
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79 COM_FREE_POINTER (dl_data->dcch0_in_msg); |
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80 dl_data->dcch0_in_msg = NULL; |
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81 } |
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82 |
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83 dl_data->RR_dedicated = FALSE; |
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84 dl_data->dcch0_ch_type = 0; |
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85 dl_data->dcch0_disc_request = FALSE; |
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86 |
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87 #if defined(DELAYED_SABM) |
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88 dl_data->dcch0_sabm_delay = 0; |
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89 dl_data->dcch0_sabm_flag = NOT_PRESENT_8BIT; |
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90 #endif /* DELAYED_SABM */ |
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91 #if defined(DELAYED_RELEASE_IND) |
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92 dl_data->release_ind_delay = 0; |
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93 dl_data->release_ind_ch_type = NOT_PRESENT_8BIT; |
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94 #endif /* DELAYED_RELEASE_IND */ |
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95 set_channel_state(C_DCCH0, STATE_IDLE_DL); |
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96 |
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97 sacch0_init_dl_data (); |
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98 } |
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99 |
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100 #if defined(DELAYED_SABM) |
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101 GLOBAL void dcch0_delay_sabm (T_CCH *pcch) |
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102 { |
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103 GET_INSTANCE_DATA; |
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104 BOOL send_sabm = FALSE; |
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105 |
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106 if (dl_data->dcch0_sabm_flag EQ NOT_PRESENT_8BIT) |
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107 { |
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108 if ((pcch->ch_type EQ L2_CHANNEL_FACCH_F) OR (pcch->ch_type EQ L2_CHANNEL_FACCH_H)) |
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109 { /* start delay */ |
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110 pcch->vtx = EMPTY_CMD; /* send dummy only */ |
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111 dl_data->dcch0_sabm_flag = SABM_CMD; |
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112 dl_data->dcch0_sabm_delay = DL_FACCH_SABM_DELAY_VALUE; |
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113 DL_OFFLINE_TRACE (TRACE_DL_EVENT, C_DCCH0, pcch->ch_type, "delay SABM on FACCH"); |
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114 } |
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115 else |
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116 { /* but for FACCH only */ |
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117 send_sabm = TRUE; |
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118 } |
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119 } |
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120 else /* this part is called also called during uplink opportunity */ |
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121 { /* pending delay */ |
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122 if (dl_data->dcch0_sabm_delay > 0) |
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123 { |
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124 dl_data->dcch0_sabm_delay--; |
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125 DL_OFFLINE_TRACE (TRACE_DL_EVENT, C_DCCH0, pcch->ch_type, "pending delayed SABM"); |
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126 } |
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127 else |
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128 {/* finishing delay, send SABM with the current (next) uplink opportunity */ |
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129 #if !defined(DL_TRACE_ENABLED) |
673
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130 TRACE_EVENT ("delayed SABM"); |
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131 #endif /* ! DL_TRACE_ENABLED*/ |
673
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132 dl_data->dcch0_sabm_flag = NOT_PRESENT_8BIT; |
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133 send_sabm = TRUE; |
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134 DL_OFFLINE_TRACE (TRACE_DL_EVENT, C_DCCH0, pcch->ch_type, "send delayed SABM"); |
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135 } |
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136 } |
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137 |
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138 if (send_sabm) |
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139 { |
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140 pcch->vtx = SABM_CMD; |
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141 pcch->time_flag = TRUE; |
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142 pcch->rc = 0; |
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143 set_channel_state (C_DCCH0, STATE_CONTENTION_RESOLUTION); |
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144 } |
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145 } |
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146 |
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147 |
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148 #endif /* DELAYED_SABM */ |
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149 |
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150 /* |
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151 +--------------------------------------------------------------------+ |
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152 | PROJECT : GSM-PS (6147) MODULE : DL_SDCCH | |
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153 | STATE : code ROUTINE : sdcch0_establish_req | |
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154 +--------------------------------------------------------------------+ |
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155 |
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156 PURPOSE : Establish Request for SDCCH SAPI 0. |
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157 |
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158 */ |
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159 |
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160 GLOBAL void dcch0_establish_req (T_DL_ESTABLISH_REQ * est_req) |
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161 { |
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162 GET_INSTANCE_DATA; |
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163 T_CCH *pcch = &dl_data->cch[C_DCCH0]; |
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164 |
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165 TRACE_FUNCTION ("sdcch0_establish_req()"); |
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166 |
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167 DL_OFFLINE_TRACE (TRACE_DL_EVENT, C_DCCH0, est_req->ch_type, "est req"); |
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168 |
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169 dl_data->dcch0_ch_type = pcch->ch_type = est_req->ch_type; |
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170 TRACE_EVENT_WIN_P1 ("set dcch0_ch_type=%s", CH_TYPE_NAME[dl_data->dcch0_ch_type]); |
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171 |
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172 dl_data->dcch0_unserved = com_queue_awaiting_transmission (PS_SAPI_0) ? |
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173 DL_UNSERVED : DL_ALL_DONE; |
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174 switch (dl_data->state[C_DCCH0]) |
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175 { |
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176 case STATE_IDLE_DL: |
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177 /* |
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178 * initialize sacch buffer |
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179 */ |
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180 dl_data->sacch_act_buffer = meas_report_no_nc; |
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181 dl_data->sacch_last_buffer= meas_report_no_nc; |
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182 |
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183 com_clear_queue (PS_SAPI_0); |
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184 pcch->contention_resolution = TRUE; |
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185 dl_data->dcch0_queue.switch_buffer = (T_DL_DATA_REQ*)est_req; |
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186 dl_data->dcch0_disc_request = FALSE; |
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187 #if defined(DELAYED_SABM) |
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188 dcch0_delay_sabm(pcch); |
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189 #else /* DELAYED_SABM */ |
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190 pcch->vtx = SABM_CMD; |
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191 pcch->time_flag = TRUE; |
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192 pcch->rc = 0; |
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193 set_channel_state (C_DCCH0, STATE_CONTENTION_RESOLUTION); |
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194 #endif /* DELAYED_SABM */ |
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195 TRACE_EVENT_WIN_P5 ("EST_REQ: %s SAPI=%u vtx=%s (%s#%u)", CH_TYPE_NAME[pcch->ch_type], |
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196 est_req->sapi, VTX_NAME[pcch->vtx], |
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197 __FILE10__, __LINE__); |
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198 #if defined(DELAYED_SABM) |
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199 dcch0_delay_sabm(pcch); |
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200 #endif /* DELAYED_SABM */ |
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201 break; |
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202 |
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203 case STATE_MULTIPLE_FRAME_ESTABLISHED: |
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204 case STATE_TIMER_RECOVERY: |
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205 if (est_req->sdu.l_buf EQ 0) |
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206 { |
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207 dcch3_init_dl_data (); /*Disabling SAPI 3 connections */ |
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208 com_clear_queue (PS_SAPI_0); |
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209 pcch->T200_counter = 0; |
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210 pcch->contention_resolution = FALSE; |
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211 pcch->vtx = SABM_CMD; |
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212 pcch->time_flag = TRUE; |
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213 pcch->rc = 0; |
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214 set_channel_state (C_DCCH0, STATE_CONTENTION_RESOLUTION); |
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215 TRACE_EVENT_WIN_P5 ("EST_REQ: %s SAPI=%u vtx=%s (%s#%u)", CH_TYPE_NAME[pcch->ch_type], |
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216 est_req->sapi, VTX_NAME[pcch->vtx], |
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217 __FILE10__, __LINE__); |
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218 } |
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219 else |
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220 { |
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221 dcch0_mdl_release_req (); |
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222 } |
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223 COM_FREE_POINTER (est_req); |
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224 break; |
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225 |
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226 default: |
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227 COM_FREE_POINTER (est_req); |
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228 dcch0_mdl_release_req (); |
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229 break; |
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230 } |
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231 } |
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232 |
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233 /* |
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234 +--------------------------------------------------------------------+ |
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235 | PROJECT : GSM-PS (6147) MODULE : DL_SDCCH | |
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236 | STATE : code ROUTINE : sdcch0_resume_req | |
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237 +--------------------------------------------------------------------+ |
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238 |
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239 PURPOSE : Resume Request for SDCCH (SAPI 0). |
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240 |
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241 */ |
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242 |
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243 GLOBAL void dcch0_resume_req (T_DL_RESUME_REQ * resume_req) |
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244 { |
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245 |
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246 TRACE_FUNCTION ("dcch0_resume_req()"); |
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247 |
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248 DL_OFFLINE_TRACE (TRACE_DL_EVENT, C_DCCH0, resume_req->ch_type, "resume req"); |
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249 |
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250 dcch0_resume_reconnect_req( (T_PRIM *)D2P(resume_req), resume_req->ch_type); |
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251 } |
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252 |
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253 /* |
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254 +--------------------------------------------------------------------+ |
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255 | PROJECT : GSM-PS (6147) MODULE : DL_SDCCH | |
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256 | STATE : code ROUTINE : sdcch0_reconnect_req | |
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257 +--------------------------------------------------------------------+ |
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258 |
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259 PURPOSE : Reconnect Request for SDCCH (SAPI 0). |
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260 |
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261 */ |
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262 |
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263 GLOBAL void dcch0_reconnect_req (T_DL_RECONNECT_REQ * reconnect_req) |
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264 { |
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265 |
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266 TRACE_FUNCTION ("dcch0_reconnect_req()"); |
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267 |
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268 DL_OFFLINE_TRACE (TRACE_DL_EVENT, C_DCCH0, reconnect_req->ch_type, "reconn req"); |
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269 |
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270 dcch0_resume_reconnect_req( (T_PRIM *)D2P (reconnect_req),reconnect_req->ch_type); |
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271 } |
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272 |
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273 /* |
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274 +--------------------------------------------------------------------+ |
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275 | PROJECT : GSM-PS (6147) MODULE : DL_SDCCH | |
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276 | STATE : code ROUTINE : dcch0_res_recon_req | |
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277 +--------------------------------------------------------------------+ |
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278 |
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279 PURPOSE : This function processes Resume Request and Reconnect Request |
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280 for SDCCH (SAPI 0). |
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281 |
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282 */ |
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283 LOCAL void dcch0_resume_reconnect_req (T_PRIM * prim, |
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284 U8 ch_type) |
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285 { |
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286 GET_INSTANCE_DATA; |
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287 TRACE_FUNCTION ("dcch0_resume_reconnect_req()"); |
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288 |
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289 switch (dl_data->state[C_DCCH0]) |
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290 { |
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291 case STATE_SUSPENDED: |
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292 case STATE_IDLE_DL: |
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293 { |
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294 T_CCH *pcch = &dl_data->cch[C_DCCH0]; |
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295 |
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296 dl_data->dcch0_ch_type = pcch->ch_type = ch_type; |
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297 |
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298 TRACE_EVENT_WIN_P1 ("set dcch0_ch_type=%s", CH_TYPE_NAME[dl_data->dcch0_ch_type]); |
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299 |
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diff
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|
300 com_restore_queue(PS_SAPI_0, (T_DL_DATA_REQ*)P2D(prim)); |
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|
301 |
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parents:
diff
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|
302 pcch->contention_resolution = FALSE; |
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|
303 |
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parents:
diff
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|
304 #if defined(DELAYED_SABM) |
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parents:
diff
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|
305 dcch0_delay_sabm(dl_data, pcch); |
2f7df7a314f8
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parents:
diff
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|
306 #else /* DELAYED_SABM */ |
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parents:
diff
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|
307 pcch->vtx = SABM_CMD; |
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diff
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|
308 pcch->time_flag = TRUE; |
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parents:
diff
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|
309 pcch->rc = 0; |
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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diff
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|
310 set_channel_state (C_DCCH0, STATE_CONTENTION_RESOLUTION); |
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parents:
diff
changeset
|
311 #endif /* DELAYED_SABM */ |
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parents:
diff
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|
312 |
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parents:
diff
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|
313 if(prim->custom.opc EQ DL_RECONNECT_REQ) |
2f7df7a314f8
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parents:
diff
changeset
|
314 { |
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parents:
diff
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|
315 TRACE_EVENT_WIN_P5 ("RECONN_REQ: %s SAPI=%u vtx=%s (%s#%u)", CH_TYPE_NAME[pcch->ch_type], |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
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|
316 PS_SAPI_0, VTX_NAME[pcch->vtx], |
2f7df7a314f8
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parents:
diff
changeset
|
317 __FILE10__, __LINE__); |
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parents:
diff
changeset
|
318 } |
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parents:
diff
changeset
|
319 else |
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parents:
diff
changeset
|
320 { |
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
321 TRACE_EVENT_WIN_P5 ("RESUME_REQ: %s SAPI=%u vtx=%s (%s#%u)", CH_TYPE_NAME[pcch->ch_type], |
2f7df7a314f8
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parents:
diff
changeset
|
322 PS_SAPI_0, VTX_NAME[pcch->vtx], |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
323 __FILE10__, __LINE__); |
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parents:
diff
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|
324 |
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parents:
diff
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|
325 /* invalid measurement report first */ |
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parents:
diff
changeset
|
326 sacch0_reset_meas (); |
2f7df7a314f8
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parents:
diff
changeset
|
327 } |
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parents:
diff
changeset
|
328 break; |
2f7df7a314f8
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parents:
diff
changeset
|
329 } |
2f7df7a314f8
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parents:
diff
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|
330 default: |
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parents:
diff
changeset
|
331 { |
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parents:
diff
changeset
|
332 COM_FREE_POINTER (P2D(prim)); |
2f7df7a314f8
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parents:
diff
changeset
|
333 } |
2f7df7a314f8
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parents:
diff
changeset
|
334 break; |
2f7df7a314f8
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parents:
diff
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|
335 }/* endswitch */ |
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parents:
diff
changeset
|
336 } |
2f7df7a314f8
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parents:
diff
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|
337 |
2f7df7a314f8
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parents:
diff
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|
338 /* |
2f7df7a314f8
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parents:
diff
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|
339 +--------------------------------------------------------------------+ |
2f7df7a314f8
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parents:
diff
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|
340 | PROJECT : GSM-PS (6147) MODULE : DL_SDCCH | |
2f7df7a314f8
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parents:
diff
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|
341 | STATE : code ROUTINE : sdcch0_release_req | |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
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|
342 +--------------------------------------------------------------------+ |
2f7df7a314f8
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parents:
diff
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|
343 |
2f7df7a314f8
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parents:
diff
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|
344 PURPOSE : Release Request for SDCCH (SAPI 0). |
2f7df7a314f8
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parents:
diff
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|
345 |
2f7df7a314f8
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parents:
diff
changeset
|
346 */ |
2f7df7a314f8
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parents:
diff
changeset
|
347 |
2f7df7a314f8
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parents:
diff
changeset
|
348 GLOBAL BOOL dcch0_release_req (T_DL_RELEASE_REQ * release_req) |
2f7df7a314f8
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parents:
diff
changeset
|
349 { |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
350 GET_INSTANCE_DATA; |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
351 BOOL bFree = TRUE; |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
352 |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
353 TRACE_FUNCTION ("dcch0_release_req()"); |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
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parents:
diff
changeset
|
354 |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
355 if (release_req->mode EQ DL_LOCAL_END_RELEASE) |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
356 { |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
357 DL_OFFLINE_TRACE (TRACE_DL_EVENT, C_DCCH0, release_req->ch_type, "local end release req"); |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
358 dcch0_init_dl_data (); |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
359 bFree = FALSE; |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
360 } |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
361 else |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
362 { |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
363 DL_OFFLINE_TRACE (TRACE_DL_EVENT, C_DCCH0, release_req->ch_type, "normal release req"); |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
364 dl_data->cch[C_DCCH0].ch_type = release_req->ch_type; |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
365 switch (dl_data->state[C_DCCH0]) |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
366 { |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
367 default: |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
368 bFree = FALSE; |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
369 break; |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
370 |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
371 case STATE_CONTENTION_RESOLUTION: |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
372 case STATE_MULTIPLE_FRAME_ESTABLISHED: |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
373 case STATE_TIMER_RECOVERY: |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
374 if (!dl_data->dcch0_disc_request AND (dl_data->cch[C_DCCH0].vtx EQ RR_CMD)) |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
375 { |
2f7df7a314f8
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parents:
diff
changeset
|
376 dl_data->dcch0_disc_request = TRUE; |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
377 dcch3_init_dl_data (); /*Disabling SAPI 3 connections */ |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
378 } |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
379 else |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
380 { |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
381 dcch3_init_dl_data (); /*Disabling SAPI 3 connections */ |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
382 com_prepare_DISC (C_DCCH0, release_req->sapi); |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
383 } |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
384 break; |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
385 |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
386 case STATE_AWAITING_RELEASE: |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
387 dl_data->cch[C_DCCH0].T200_counter = 0; |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
388 break; |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
389 } |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
390 } |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
391 |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
392 if (bFree EQ FALSE) |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
393 { |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
394 PREUSE (release_req, release_cnf, DL_RELEASE_CNF); |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
395 release_cnf->indication = |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
396 com_queue_awaiting_transmission (PS_SAPI_0) ? DL_UNSERVED : DL_ALL_DONE; |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
397 PSENDX (RR, release_cnf); |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
398 dcch0_init_dl_data (); |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
399 } |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
400 |
2f7df7a314f8
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parents:
diff
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|
401 return bFree; |
2f7df7a314f8
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parents:
diff
changeset
|
402 } |
2f7df7a314f8
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parents:
diff
changeset
|
403 |
2f7df7a314f8
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parents:
diff
changeset
|
404 /* |
2f7df7a314f8
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parents:
diff
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|
405 +--------------------------------------------------------------------+ |
2f7df7a314f8
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parents:
diff
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|
406 | PROJECT : GSM-PS (6147) MODULE : DL_SDCCH | |
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parents:
diff
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|
407 | STATE : code ROUTINE : sdcch0_mdl_release_req | |
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parents:
diff
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|
408 +--------------------------------------------------------------------+ |
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parents:
diff
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|
409 |
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parents:
diff
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|
410 PURPOSE : Release Request from Mobility Management for SDCCH (SAPI 0). |
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parents:
diff
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|
411 |
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parents:
diff
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|
412 */ |
2f7df7a314f8
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parents:
diff
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|
413 |
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parents:
diff
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|
414 GLOBAL void dcch0_mdl_release_req (void) |
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parents:
diff
changeset
|
415 { |
2f7df7a314f8
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parents:
diff
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|
416 GET_INSTANCE_DATA; |
2f7df7a314f8
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parents:
diff
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|
417 TRACE_FUNCTION ("dcch0_mdl_release_req()"); |
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parents:
diff
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|
418 |
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diff
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|
419 DL_OFFLINE_TRACE (TRACE_DL_EVENT, C_DCCH0, dl_data->cch[C_DCCH0].ch_type, "mdl rel req"); |
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parents:
diff
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|
420 |
2f7df7a314f8
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|
421 switch (dl_data->state[C_DCCH0]) |
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parents:
diff
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|
422 { |
2f7df7a314f8
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parents:
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|
423 case STATE_CONTENTION_RESOLUTION: |
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parents:
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|
424 case STATE_AWAITING_RELEASE: |
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parents:
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|
425 drr_dl_release_cnf (dl_data->cch[C_DCCH0].ch_type, PS_SAPI_0, TRUE); |
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|
426 break; |
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parents:
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|
427 case STATE_MULTIPLE_FRAME_ESTABLISHED: |
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parents:
diff
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|
428 case STATE_TIMER_RECOVERY: |
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
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|
429 drr_dl_release_ind (dl_data->cch[C_DCCH0].ch_type, PS_SAPI_0, NOT_PRESENT_8BIT, TRUE); |
2f7df7a314f8
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parents:
diff
changeset
|
430 break; |
2f7df7a314f8
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parents:
diff
changeset
|
431 default: |
2f7df7a314f8
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parents:
diff
changeset
|
432 break; |
2f7df7a314f8
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parents:
diff
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|
433 } |
2f7df7a314f8
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parents:
diff
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|
434 } |
2f7df7a314f8
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parents:
diff
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|
435 |
2f7df7a314f8
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parents:
diff
changeset
|
436 /* |
2f7df7a314f8
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parents:
diff
changeset
|
437 +--------------------------------------------------------------------+ |
2f7df7a314f8
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parents:
diff
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|
438 | PROJECT : GSM-PS (6147) MODULE : DL_SDCCH | |
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parents:
diff
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|
439 | STATE : code ROUTINE : sdcch0_suspend_req | |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
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|
440 +--------------------------------------------------------------------+ |
2f7df7a314f8
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parents:
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|
441 |
2f7df7a314f8
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parents:
diff
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|
442 PURPOSE : Suspend Request for SDCCH (SAPI 0). |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
443 |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
444 */ |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
445 |
2f7df7a314f8
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parents:
diff
changeset
|
446 GLOBAL void dcch0_suspend_req (T_DL_SUSPEND_REQ * suspend_req) |
2f7df7a314f8
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parents:
diff
changeset
|
447 { |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
448 GET_INSTANCE_DATA; |
2f7df7a314f8
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parents:
diff
changeset
|
449 T_CCH *pcch = &dl_data->cch[C_DCCH0]; |
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parents:
diff
changeset
|
450 |
2f7df7a314f8
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parents:
diff
changeset
|
451 TRACE_FUNCTION ("dcch0_suspend_req()"); |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
452 |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
453 DL_OFFLINE_TRACE (TRACE_DL_EVENT, C_DCCH0, suspend_req->ch_type, "suspend req"); |
2f7df7a314f8
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parents:
diff
changeset
|
454 |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
455 pcch->ch_type = suspend_req->ch_type; |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
456 |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
457 TRACE_EVENT_WIN_P1 ("reset dcch0_ch_type=%s ->0", CH_TYPE_NAME[dl_data->dcch0_ch_type]); |
2f7df7a314f8
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parents:
diff
changeset
|
458 dl_data->dcch0_ch_type = 0; |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
459 |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
460 switch (dl_data->state[C_DCCH0]) |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
461 { |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
462 case STATE_CONTENTION_RESOLUTION: |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
463 case STATE_MULTIPLE_FRAME_ESTABLISHED: |
2f7df7a314f8
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parents:
diff
changeset
|
464 case STATE_TIMER_RECOVERY: |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
465 case STATE_AWAITING_RELEASE: |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
466 pcch->T200_counter = 0; |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
467 pcch->time_flag = FALSE; |
2f7df7a314f8
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parents:
diff
changeset
|
468 pcch->contention_resolution = FALSE; |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
469 set_channel_state (C_DCCH0, STATE_SUSPENDED); |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
470 dcch3_init_dl_data (); /* Disabling SAPI 3 connections */ |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
471 |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
472 #if 0 /* yes, from now DL sends measurement reports also in suspended state */ |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
473 /* |
2f7df7a314f8
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parents:
diff
changeset
|
474 * no further measurement reports |
2f7df7a314f8
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parents:
diff
changeset
|
475 */ |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
476 sacch0_reset_meas (dl_data); |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
477 #endif /* 0|1 */ |
2f7df7a314f8
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parents:
diff
changeset
|
478 break; |
2f7df7a314f8
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parents:
diff
changeset
|
479 |
2f7df7a314f8
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parents:
diff
changeset
|
480 default: |
2f7df7a314f8
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parents:
diff
changeset
|
481 TRACE_EVENT ("INVALID SUSPEND STATE"); |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
482 break; |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
483 } |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
484 COM_FREE_POINTER (suspend_req); |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
485 |
2f7df7a314f8
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parents:
diff
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|
486 TRACE_EVENT_WIN_P5 ("SUSPEND_REQ: %s SAPI=%u vtx=%s (%s#%u)", CH_TYPE_NAME[pcch->ch_type], |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
487 PS_SAPI_0, VTX_NAME[pcch->vtx], |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
488 __FILE10__, __LINE__); |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
489 } |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
490 |
2f7df7a314f8
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parents:
diff
changeset
|
491 /* |
2f7df7a314f8
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parents:
diff
changeset
|
492 +--------------------------------------------------------------------+ |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
493 | PROJECT : GSM-PS (6147) MODULE : DL_SDCCH | |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
494 | STATE : code ROUTINE : dcch0_check_disc | |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
495 +--------------------------------------------------------------------+ |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
496 |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
497 PURPOSE : DISC command frame on DCCH0. |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
498 |
2f7df7a314f8
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
499 */ |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
500 |
2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
|
501 GLOBAL int dcch0_check_disc (int send) |
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502 { |
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503 GET_INSTANCE_DATA; |
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504 TRACE_FUNCTION ("dcch0_check_disc()"); |
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505 |
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506 if (dl_data->dcch0_disc_request AND !(dl_data->cch[C_DCCH0].vtx EQ RR_CMD)) |
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507 { |
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508 dcch3_init_dl_data (); /*Disabling SAPI 3 connections */ |
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509 com_prepare_DISC (C_DCCH0, PS_SAPI_0); |
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510 dl_data->dcch0_disc_request = FALSE; |
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511 #if defined(DELAYED_SABM) |
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512 dl_data->dcch0_sabm_flag = NOT_PRESENT_8BIT; /* delete pending delayed SABM */ |
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513 #endif /* DELAYED_SABM */ |
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514 return uplink_awaiting_release (C_DCCH0, PS_SAPI_0); |
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515 } |
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516 else |
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517 return send; |
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518 } |
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519 |
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520 /* |
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521 +--------------------------------------------------------------------+ |
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522 | PROJECT : GSM-PS (6147) MODULE : DL_SDCCH | |
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523 | STATE : code ROUTINE : dcch0_data_req | |
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524 +--------------------------------------------------------------------+ |
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525 |
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526 PURPOSE : Data Request on SDCCH (SAPI 0). |
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527 |
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528 */ |
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529 |
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530 GLOBAL void dcch0_data_req (T_DL_DATA_REQ * data_req) |
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531 { |
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532 GET_INSTANCE_DATA; |
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533 TRACE_FUNCTION ("sdcch0_data_req()"); |
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534 |
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535 dl_data->cch[C_DCCH0].ch_type = data_req->ch_type; |
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536 |
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537 switch (dl_data->state[C_DCCH0]) |
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538 { |
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539 case STATE_MULTIPLE_FRAME_ESTABLISHED: |
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540 case STATE_TIMER_RECOVERY: |
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541 case STATE_SUSPENDED: |
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542 case STATE_CONTENTION_RESOLUTION: |
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543 com_store_queue (PS_SAPI_0, data_req); |
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544 break; |
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545 |
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546 default: |
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547 COM_FREE_POINTER (data_req); |
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548 break; |
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549 } |
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550 } |
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551 |
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552 #endif /* !DL_DCCH0_C */ |