FreeCalypso > hg > fc-selenite
annotate src/g23m-fad/l2r/tra_dnf.c @ 30:c8a4561ef581
scripts/test-{make,setup}.sh: component compilation test
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 16 Jul 2018 00:10:23 +0000 |
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rev | line source |
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1
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1 /* |
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2 +----------------------------------------------------------------------------- |
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3 | Project : CSD (8411) |
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4 | Modul : tra_dnf.c |
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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 procedures and functions for TRA |
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18 +----------------------------------------------------------------------------- |
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19 */ |
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20 |
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21 #ifndef TRA_DNF_C |
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22 #define TRA_DNF_C |
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23 #endif |
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24 |
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25 #define ENTITY_L2R |
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26 |
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27 /*==== INCLUDES ===================================================*/ |
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28 |
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29 #include <string.h> |
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30 #include "typedefs.h" |
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31 #include "pconst.cdg" |
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32 #include "vsi.h" |
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33 #include "macdef.h" |
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34 #include "custom.h" |
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35 #include "gsm.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 "dti.h" |
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40 |
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41 #include "cl_ribu.h" |
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42 #include "tra_pei.h" |
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43 #include "tra.h" |
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44 |
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45 /*==== CONST =======================================================*/ |
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46 |
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47 /*==== TYPES =======================================================*/ |
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48 |
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49 /*==== VAR EXPORT ==================================================*/ |
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50 |
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51 /*==== VAR LOCAL ===================================================*/ |
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52 |
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53 /*==== FUNCTIONS ===================================================*/ |
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54 |
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55 /* |
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56 +------------------------------------------------------------------------------ |
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57 | Function : dl_init |
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58 +------------------------------------------------------------------------------ |
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59 | Description : initialise the l2r data for the downlink process |
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60 | |
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61 | Parameters : T_TRA_DN *ddl |
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62 | |
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63 | |
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64 | Return : - |
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65 +------------------------------------------------------------------------------ |
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66 */ |
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67 |
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68 GLOBAL void dl_init(T_TRA_DN *ddl) |
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69 { |
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70 TRACE_FUNCTION ("dl_init()"); |
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71 |
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72 ddl->sa = FL_INACTIVE; |
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73 ddl->sb = FL_INACTIVE; |
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74 ddl->x = FL_INACTIVE; |
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75 ddl->prim = NULL; /* meaning: no DTI2_DATA_IND allocated yet */ |
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76 ddl->Brk_dti_data_ind = NULL; |
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77 |
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78 SET_STATE (DN, DN_INACTIVE); |
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79 } |
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80 |
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81 /* |
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82 +------------------------------------------------------------------------------ |
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83 | Function : dl_send_data_ind |
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84 +------------------------------------------------------------------------------ |
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85 | Description : This procedure copies data from the downlink ring buffer |
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86 | into a a dti_data_ind primitive and sends this primitive |
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87 | to the upper layer. |
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88 | (Just the SDU data are copied into the ring buffer by RA!) |
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89 | Parameters : - |
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90 | |
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91 | |
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92 | Return : - |
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93 +------------------------------------------------------------------------------ |
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94 */ |
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95 |
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96 GLOBAL BOOL dl_send_data_ind(void) |
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97 { |
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98 T_TRA_DN *ddl = &tra_data->dn; |
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99 |
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100 TRACE_FUNCTION ("dl_send_data_ind()"); |
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101 |
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102 if (ddl->prim NEQ NULL) /* check for existing dti_data_ind */ |
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103 { |
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104 ddl->prim->parameters.st_lines.st_line_sa = ddl->sa; |
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105 ddl->prim->parameters.st_lines.st_line_sb = ddl->sb; |
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106 ddl->prim->parameters.st_lines.st_flow = ddl->x; |
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107 ddl->prim->parameters.st_lines.st_break_len = DTI_BREAK_OFF; |
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108 |
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109 ddl->prim->parameters.p_id = DTI_PID_UOS; |
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110 ddl->prim->link_id = 0; /* dummy init */ |
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111 |
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112 dti_send_data (l2r_hDTI, TRA_DTI_UP_INSTANCE, TRA_DTI_UP_INTERFACE, TRA_DTI_UP_CHANNEL, ddl->prim); |
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113 ddl->prim = NULL; |
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114 return TRUE; |
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115 } |
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116 else |
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117 { |
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118 TRACE_EVENT("no prim to send"); |
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119 } |
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120 return FALSE; |
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121 } |
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122 |
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123 /* |
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124 +------------------------------------------------------------------------------ |
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125 | Function : dl_prep_data_ind |
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126 +------------------------------------------------------------------------------ |
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127 | Description : This procedure appends data from the downlink ring buffer |
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128 | to a already allocated dti_data_ind primitive |
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129 | |
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130 | Parameters : - |
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131 | |
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132 | |
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133 | Return : - |
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134 +------------------------------------------------------------------------------ |
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135 */ |
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136 |
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137 GLOBAL void dl_prep_data_ind(T_FD *pFD) |
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138 { |
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139 T_desc2* desc; /* block to be copied to */ |
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140 T_desc2* p_desc; /* prim to be copied to */ |
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141 |
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142 T_TRA_DN *ddl = &tra_data->dn; |
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143 |
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144 TRACE_FUNCTION ("dl_prep_data_ind()"); |
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145 |
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146 if (ddl->prim EQ NULL) /* check for existing dti_data_ind */ |
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147 { |
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148 PALLOC (dti_data_ind, DTI2_DATA_IND); /* start new prim */ |
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149 ddl->prim = dti_data_ind; |
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150 |
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151 ddl->prim->desc_list2.list_len = 0; |
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152 |
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153 MALLOC (desc, TRA_DTI_BUF_SIZE); /* contains header bytes, too! */ |
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154 |
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155 dti_data_ind->desc_list2.first =(ULONG) desc; |
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156 |
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157 p_desc = (T_desc2 *) dti_data_ind->desc_list2.first; |
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158 p_desc->len = 0; |
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159 p_desc->size = 0; |
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160 p_desc->offset = 0; |
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161 p_desc->next = 0; |
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162 |
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163 ddl->list_end = desc; /* set flag for next entrance without sending */ |
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164 } |
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165 else |
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166 { |
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167 p_desc = ddl->list_end; /* append to remembered list end */ |
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168 } |
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169 |
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170 if (!pFD) /* status bits changed; no data received */ |
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171 { |
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172 return; |
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173 } |
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174 |
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175 if ((TRA_DTI_BUF_SIZE - p_desc->len - sizeof(T_desc2) + 1) >= MAX_SDU_SIZE) |
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176 { |
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177 memcpy(&p_desc->buffer[p_desc->len], pFD->buf, pFD->len); /* copy data from ring buffer */ |
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178 } |
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179 else /* start new block */ |
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180 { |
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181 MALLOC (desc, (USHORT)TRA_DTI_BUF_SIZE); |
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182 p_desc->next = (ULONG) desc; |
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183 |
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184 /* Initialize the new block's fields to zero */ |
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185 p_desc = (T_desc2 *)p_desc->next; |
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186 p_desc->len = 0; |
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187 p_desc->next = 0; |
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188 p_desc->size = 0; |
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189 p_desc->offset = 0; /* temporary solution */ |
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190 |
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191 memcpy(&p_desc->buffer[p_desc->len], pFD->buf, pFD->len); /* copy data from ring buffer */ |
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192 ddl->list_end = p_desc; /* write back start of last list */ |
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193 } |
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194 p_desc->len += pFD->len; |
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195 p_desc->size = p_desc->len; |
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196 ddl->prim->desc_list2.list_len += pFD->len; |
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197 } |
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198 |
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199 /* |
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200 +------------------------------------------------------------------------------ |
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201 | Function : rbm_init |
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202 +------------------------------------------------------------------------------ |
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203 | Description : |
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204 | |
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205 | Parameters : |
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206 | |
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207 | Return : - |
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208 +------------------------------------------------------------------------------ |
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209 */ |
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210 |
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211 GLOBAL void rbm_init(T_TRA_DN *ddl) |
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212 { |
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213 TRACE_FUNCTION ("rbm_init()"); |
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214 |
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215 cl_ribu_create(&tra_data->dn.ribu, MAX_SDU_SIZE, TRA_DLR_DEPTH); |
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216 } |
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217 |
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218 /* |
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219 +------------------------------------------------------------------------------ |
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220 | Function : tra_get_next_FrameDesc |
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221 +------------------------------------------------------------------------------ |
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222 | Description : This function is called from the RA. |
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223 | It returns the frame descriptor for that buffer, |
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224 | which the RA has to write in the received frame. |
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225 | |
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226 | WRAPPER: Get frame descriptor for Layer 1 (TI) |
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227 | Parameters : - |
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228 | |
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229 | Return : - |
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230 +------------------------------------------------------------------------------ |
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231 */ |
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232 |
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233 GLOBAL T_FD *tra_get_next_FrameDesc(void) |
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234 { |
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235 return (cl_ribu_get_new_frame_desc(tra_data->dn.ribu)); |
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236 } |