FreeCalypso > hg > fc-magnetite
annotate src/g23m-aci/gdd_dio/gdd_dio_if.c @ 396:525d9f565947
l1_rf10.c: initial import from MV100 source
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Thu, 18 Jan 2018 01:32:29 +0000 |
parents | 53929b40109c |
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rev | line source |
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1 /* |
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2 +----------------------------------------------------------------------------- |
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3 | Project : |
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4 | Modul : |
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5 +----------------------------------------------------------------------------- |
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6 | Copyright 2004 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 : Implementation of the GDD interface with DIOv4 |
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18 +----------------------------------------------------------------------------- |
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19 */ |
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20 |
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21 #define GDD_DIO_IF_C |
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22 |
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23 /*==== INCLUDES =============================================================*/ |
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24 |
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25 #include <string.h> |
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26 #include <stdlib.h> |
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27 #include <stddef.h> |
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28 #include "typedefs.h" |
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29 #include "pcm.h" |
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30 #include "vsi.h" |
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31 #include "custom.h" |
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32 #include "gsm.h" |
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33 #include "pei.h" |
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34 |
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35 #include "gdd.h" |
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36 #include "gdd_dio_data.h" |
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37 #include "gdd_dio.h" |
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38 |
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39 #include "gdd_dio_con_mgr.h" |
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40 #include "gdd_dio_queue.h" |
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41 |
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42 #include "gdd_dio_dtxf.h" |
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43 #include "gdd_dio_drxf.h" |
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44 |
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45 |
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46 /*==== CONSTANTS ============================================================*/ |
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47 |
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48 /*==== TYPES ================================================================*/ |
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49 |
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50 /*==== PROTOTYPES ===========================================================*/ |
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51 |
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52 /*==== GLOBAL VARS ==========================================================*/ |
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53 |
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54 /*==== LOCAL VARS ===========================================================*/ |
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55 |
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56 /*==== LOCAL FUNCTIONS=======================================================*/ |
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57 |
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58 /*==== EXPORTED FUNCTIONS====================================================*/ |
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59 |
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60 /** gdd_init_dio - see header "gdd.h" for comment and description */ |
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61 |
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62 GDD_RESULT gdd_init_dio |
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63 ( |
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64 T_GDD_INST_ID inst, |
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65 void * mem, |
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66 U16 num_con |
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67 ) |
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68 { |
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69 T_GDD_DIO_DATA * gdd_dio_data; |
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70 |
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71 TRACE_FUNCTION("[GDD] gdd_init_dio()"); |
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72 |
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73 /* Check params */ |
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74 if(inst < GDD_INST_BAT || inst >= GDD_NUM_INSTS) |
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75 { |
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76 TRACE_ERROR("[GDD] Instance id out of bounds"); |
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77 return GDD_INVALID_PARAMS; |
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78 } |
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79 |
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80 gdd_dio_data = &gdd_dio_data_base[inst]; |
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81 |
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82 if(gdd_dio_init_flag[inst]) |
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83 { |
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84 TRACE_ERROR("[GDD] Attempted to call gdd_init_dio() twice for same instance"); |
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85 return GDD_ALREADY_INITIALIZED; |
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86 } |
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87 |
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88 if(num_con < 1 || num_con > gdd_dio_data->max_con) |
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89 { |
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90 TRACE_ERROR("[GDD] Number of connections out of bounds"); |
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91 return GDD_INVALID_PARAMS; |
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92 } |
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93 |
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94 if(mem) |
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95 { |
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96 gdd_dio_data->con_arr = mem; |
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97 gdd_dio_data->con_arr_mem_allocated = FALSE; |
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98 } |
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99 else |
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100 { |
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101 gdd_dio_data->con_arr = 0; |
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102 MALLOC(gdd_dio_data->con_arr, GDD_DIO_SIZEOF_CONDATA * num_con); |
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103 if(gdd_dio_data->con_arr EQ 0) |
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104 { |
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105 TRACE_ERROR("[GDD] memory allocation failed"); |
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106 return GDD_NO_MEMORY; |
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107 } |
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108 |
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109 gdd_dio_data->con_arr_mem_allocated = TRUE; |
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110 } |
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111 |
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112 gdd_dio_data->max_con = num_con; |
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113 |
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114 /* Initialize the connection manager */ |
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115 gdd_dio_con_mgr_init(gdd_dio_data); |
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116 |
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117 gdd_dio_init_flag[inst] = TRUE; |
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118 |
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119 return GDD_OK; |
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120 } |
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121 |
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122 |
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123 /** gdd_deinit - see header "gdd.h" for comment and description*/ |
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124 GDD_RESULT gdd_deinit_dio |
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125 ( |
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126 T_GDD_INST_ID inst |
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127 ) |
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128 { |
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129 T_GDD_DIO_DATA * gdd_dio_data = 0; |
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130 |
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131 TRACE_FUNCTION("[GDD] gdd_deinit_dio()"); |
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132 |
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133 if(inst < GDD_INST_BAT || inst >= GDD_NUM_INSTS) |
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134 { |
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135 TRACE_ERROR("[GDD] instance id out of bounds"); |
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136 return GDD_INVALID_PARAMS; |
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137 } |
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138 |
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139 gdd_dio_data = &gdd_dio_data_base[inst]; |
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140 |
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141 |
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142 /* If we allocated our own memory, free it. */ |
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143 if(gdd_dio_data->con_arr_mem_allocated EQ FALSE) |
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144 { |
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145 MFREE(gdd_dio_data->con_arr); |
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146 gdd_dio_data->con_arr = 0; |
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147 gdd_dio_data->con_arr_mem_allocated = FALSE; |
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148 } |
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149 |
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150 gdd_dio_init_flag[inst] = FALSE; |
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151 |
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152 return GDD_OK; |
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153 } |
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154 |
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155 |
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156 /** gdd_connect - see header "gdd.h" for comment and description */ |
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157 GDD_RESULT gdd_connect_dio |
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158 ( |
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159 T_GDD_INST_ID inst, |
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160 T_GDD_CON_HANDLE * con_handle, |
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161 const T_GDD_CAP * cap, |
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162 T_GDD_RECEIVE_DATA_CB rcv_cb, |
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163 T_GDD_SIGNAL_CB sig_cb |
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164 ) |
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165 { |
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166 T_GDD_DIO_DATA * gdd_dio_data; |
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167 |
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168 TRACE_FUNCTION("[GDD] gdd_connect_dio()"); |
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169 |
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170 /** |
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171 * Do the necessary checks. |
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172 */ |
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173 |
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174 if(inst < GDD_INST_BAT || inst >= GDD_NUM_INSTS) |
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175 { |
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176 TRACE_ERROR("[GDD] instance id out of bounds"); |
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177 return GDD_INVALID_PARAMS; |
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178 } |
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179 |
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180 gdd_dio_data = &gdd_dio_data_base[inst]; |
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181 |
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182 if (gdd_dio_data->ker.state NEQ GDD_DIO_KER_READY) |
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183 { |
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184 TRACE_ERROR("[GDD] DIO driver not initialized"); |
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185 return DRV_INTERNAL_ERROR; |
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186 } |
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187 |
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188 /* Check if we are already initialized. If we not, we do it ourselfs! */ |
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189 /* This is specific to the DIO implementation of GDD */ |
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190 if(gdd_dio_init_flag[inst] EQ FALSE) |
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191 { |
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192 gdd_init_dio(inst, 0, gdd_dio_data->max_con); |
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193 } |
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194 |
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195 if(con_handle EQ 0) |
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196 { |
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197 TRACE_ERROR("[GDD] Connection handle pointer cannot be 0"); |
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198 return GDD_INVALID_PARAMS; |
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199 } |
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200 |
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201 if(cap EQ 0) |
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202 { |
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203 TRACE_ERROR("[GDD] Capabilities pointer cannot be 0"); |
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204 return GDD_INVALID_PARAMS; |
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205 } |
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206 |
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207 if(rcv_cb EQ 0 || sig_cb EQ 0) |
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208 { |
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209 TRACE_ERROR("[GDD] Callback function pointer cannot be 0"); |
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210 return GDD_INVALID_PARAMS; |
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211 } |
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212 |
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213 /** |
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214 * We are ready to create the DIO connection |
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215 */ |
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216 return gdd_dio_con_mgr_new(gdd_dio_data, con_handle, cap, rcv_cb, sig_cb); |
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217 } |
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218 |
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219 /** gdd_disconnect - see header "gdd.h" for comment and description */ |
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220 GDD_RESULT gdd_disconnect_dio |
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221 ( |
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222 T_GDD_CON_HANDLE con_handle |
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223 ) |
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224 { |
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225 if(con_handle EQ 0) |
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226 { |
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227 TRACE_ERROR("[GDD] Connection handle cannot be 0"); |
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228 return GDD_INVALID_PARAMS; |
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229 } |
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230 |
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231 /* |
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232 * Inform the connection manager |
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233 */ |
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234 return gdd_dio_con_mgr_close(con_handle); |
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235 } |
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236 |
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237 |
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238 /** gdd_get_send_buffer - see header "gdd.h" for comment and description */ |
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239 GDD_RESULT gdd_get_send_buffer_dio |
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240 ( |
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241 T_GDD_CON_HANDLE con_handle, |
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242 T_GDD_BUF ** buf, |
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243 U16 data_size |
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244 ) |
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245 { |
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246 TRACE_USER_CLASS(TC_FUNC_DATA_FLOW, "[GDD] gdd_get_send_buffer_dio()"); |
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247 |
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248 if(con_handle EQ 0) |
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249 { |
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250 TRACE_ERROR("[GDD] Connection handle cannot be 0"); |
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251 return GDD_INVALID_PARAMS; |
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252 } |
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253 if(buf EQ NULL) |
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254 { |
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255 TRACE_ERROR("[GDD] buf cannot be NULL"); |
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256 return GDD_INVALID_PARAMS; |
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257 } |
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258 |
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259 return gdd_dio_dtx_get_send_buffer(con_handle, buf, data_size); |
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260 } |
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261 |
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262 |
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263 /** gdd_send_data - see header "gdd.h" for comment and description */ |
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264 GDD_RESULT gdd_send_data_dio |
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265 ( |
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266 T_GDD_CON_HANDLE con_handle, |
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267 T_GDD_BUF * buf |
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268 ) |
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269 { |
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270 TRACE_USER_CLASS(TC_FUNC_DATA_FLOW, "[GDD] gdd_send_data_dio()"); |
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271 |
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272 if(con_handle EQ 0) |
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273 { |
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274 TRACE_ERROR("[GDD] Connection handle cannot be 0"); |
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275 return GDD_INVALID_PARAMS; |
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276 } |
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277 if(buf EQ NULL) |
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278 { |
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279 TRACE_ERROR("[GDD] buf cannot be NULL"); |
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280 return GDD_INVALID_PARAMS; |
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281 } |
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282 |
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283 return gdd_dio_dtx_send_buffer(con_handle, buf); |
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284 } |
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285 |
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286 |
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287 /** gdd_signal_ready_rcv - see header "gdd.h" for comment and description */ |
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288 void gdd_signal_ready_rcv_dio( T_GDD_CON_HANDLE con_handle ) |
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289 { |
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290 TRACE_FUNCTION("[GDD] gdd_signal_ready_rcv_dio()"); |
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291 |
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292 if(con_handle NEQ 0) |
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293 { |
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294 return; |
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295 } |
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296 |
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297 gdd_dio_drx_ready_to_rcv(con_handle); |
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298 } |
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299 |
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300 |
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301 /** Exported function table for DIO implementation of GDD */ |
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302 T_GDD_FUNC gdd_func_dio = |
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303 { |
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304 gdd_init_dio, |
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305 gdd_deinit_dio, |
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306 gdd_connect_dio, |
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307 gdd_disconnect_dio, |
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308 gdd_get_send_buffer_dio, |
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309 gdd_send_data_dio, |
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310 gdd_signal_ready_rcv_dio |
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311 }; |
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312 |
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313 |
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314 /*==== EXPORTED HELPER FUNCTIONS=============================================*/ |
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315 |
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316 S32 gdd_write_buf_with_pid(const U8 * src_buf, |
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317 U16 src_size, |
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318 T_GDD_BUF * dest_buf, |
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319 U8 protocol_id) |
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320 { |
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321 int idx_seg; |
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322 int remaining; |
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323 |
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324 /* Check that we have more than one segment and that the first one |
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325 is the PID segment which. */ |
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326 TRACE_ASSERT(dest_buf->c_segment > 1); |
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327 TRACE_ASSERT(dest_buf->ptr_gdd_segment[0].c_data EQ GDD_DIO_PID_SEG_SIZE); |
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328 |
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329 if( dest_buf->c_segment < 2 || |
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330 dest_buf->ptr_gdd_segment[0].c_data NEQ GDD_DIO_PID_SEG_SIZE ) |
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331 { |
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332 return -1; |
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333 } |
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334 |
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335 /* Set the protocol ID, which is carried in the first buffer segment */ |
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336 /* Note: the DTI2 interface in the stack uses only 8 bits for the p_id. */ |
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337 dest_buf->ptr_gdd_segment[0].ptr_data[0] = 0x0;/* not used, see note above */ |
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338 dest_buf->ptr_gdd_segment[0].ptr_data[1] = protocol_id; |
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339 |
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340 |
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341 remaining = src_size; |
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342 |
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343 for(idx_seg=1; idx_seg<dest_buf->c_segment; ++idx_seg) |
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344 { |
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345 T_GDD_SEGMENT * seg = &(dest_buf->ptr_gdd_segment[idx_seg]); |
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346 int bytes_to_copy = remaining < seg->c_data ? remaining : seg->c_data; |
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347 |
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348 memcpy(seg->ptr_data, src_buf + src_size - remaining, bytes_to_copy); |
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349 remaining -= bytes_to_copy; |
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350 if(remaining EQ 0) |
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351 break; |
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352 } |
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353 |
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354 dest_buf->length = src_size - remaining + GDD_DIO_PID_SEG_SIZE; |
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355 return remaining; |
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356 } |
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357 |
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358 #define DTI_PID_IP (0x21) /* simple ip packet (IPv4) */ |
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359 |
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360 S32 gdd_write_buf(const U8 * src_buf, U16 src_size, T_GDD_BUF * dest_buf) |
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361 { |
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362 return gdd_write_buf_with_pid(src_buf, src_size, dest_buf, DTI_PID_IP); |
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363 } |
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364 |
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365 S32 gdd_read_buf(const T_GDD_BUF * src_buf, U8 * dest_buf, U16 dest_size) |
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366 { |
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367 int idx_seg; |
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368 int remaining; |
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369 |
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370 /* Check that we have more than one segment and that the first one |
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371 is the PID segment which. */ |
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372 |
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373 TRACE_ASSERT(src_buf->c_segment > 1); |
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374 TRACE_ASSERT(src_buf->ptr_gdd_segment[0].c_data EQ GDD_DIO_PID_SEG_SIZE); |
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375 if( src_buf->c_segment < 2 || |
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376 src_buf->ptr_gdd_segment[0].c_data NEQ GDD_DIO_PID_SEG_SIZE ) |
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377 { |
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378 return -1; |
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379 } |
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380 |
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381 remaining = src_buf->length - GDD_DIO_PID_SEG_SIZE; |
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382 if(remaining > dest_size) |
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383 { |
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384 remaining = dest_size; |
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385 } |
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386 |
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387 for(idx_seg=1; idx_seg<src_buf->c_segment; ++idx_seg) |
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388 { |
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389 T_GDD_SEGMENT * seg = &(src_buf->ptr_gdd_segment[idx_seg]); |
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390 int bytes_to_copy = remaining < seg->c_data ? remaining : seg->c_data; |
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391 |
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392 memcpy(dest_buf + dest_size - remaining, seg->ptr_data, bytes_to_copy); |
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393 remaining -= bytes_to_copy; |
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394 if(remaining EQ 0) |
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395 break; |
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396 } |
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397 |
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398 return remaining; |
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399 } |