FreeCalypso > hg > fc-magnetite
annotate src/g23m-gprs/llc/llc_t200f.c @ 361:9e0608dc9170
l1_cust.c: madc_vbat_inverse() function added for the new FCHG
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 29 Dec 2017 05:51:08 +0000 |
parents | 219afcfc6250 |
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rev | line source |
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1 /* |
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2 +----------------------------------------------------------------------------- |
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3 | Project : |
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4 | Modul : |
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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 is part of the entity LLC and implements all |
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18 | procedures and functions as described in the |
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19 | SDL-documentation (T200-statemachine) |
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20 +----------------------------------------------------------------------------- |
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21 */ |
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22 |
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23 #ifndef LLC_T200F_C |
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24 #define LLC_T200F_C |
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25 #endif |
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26 |
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27 #define ENTITY_LLC |
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28 |
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29 /*==== INCLUDES =============================================================*/ |
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30 |
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31 #include <string.h> /* to get memcpy() */ |
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32 |
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33 #include "typedefs.h" /* to get Condat data types */ |
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34 #include "vsi.h" /* to get a lot of macros */ |
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35 #include "macdef.h" |
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36 #include "gprs.h" |
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37 #include "gsm.h" /* to get a lot of macros */ |
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38 #include "cnf_llc.h" /* to get cnf-definitions */ |
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39 #include "mon_llc.h" /* to get mon-definitions */ |
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40 #include "prim.h" /* to get the definitions of used SAP and directions */ |
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41 #include "llc.h" /* to get the global entity definitions */ |
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42 #include "llc_f.h" /* to get the global function */ |
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43 #include "llc_t200f.h" /* to get local typedef's and defines */ |
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44 |
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45 /*==== CONST ================================================================*/ |
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46 |
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47 /*==== LOCAL VARS ===========================================================*/ |
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48 |
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49 /*==== PRIVATE FUNCTIONS ====================================================*/ |
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50 |
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51 /*==== PUBLIC FUNCTIONS =====================================================*/ |
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52 |
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53 |
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54 /* |
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55 +------------------------------------------------------------------------------ |
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56 | Function : t200_init |
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57 +------------------------------------------------------------------------------ |
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58 | Description : This procedure initialises all necessary variables of |
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59 | timer_t200 for all SAPIs. |
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60 | |
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61 | Parameters : |
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62 | |
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63 +------------------------------------------------------------------------------ |
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64 */ |
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65 GLOBAL void t200_init (void) |
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66 { |
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67 UBYTE inc; |
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68 |
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69 |
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70 TRACE_FUNCTION( "t200_init" ); |
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71 |
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72 /* |
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73 * Initialise timer data structures and initial state of every incarnation. |
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74 * The timer length is not set in this procedure, it is instead initialised |
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75 * by llc_init_parameters(). |
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76 */ |
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77 for (inc = 0; inc < T200_NUM_INC; inc++) |
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78 { |
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79 SWITCH_SERVICE (llc, t200, inc); |
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80 |
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81 /* |
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82 * Free old used resources (in case of an LLC restart): |
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83 * memory, stored primitives, running timer. |
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84 */ |
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85 t200_stop(); |
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86 |
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87 } |
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88 |
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89 SWITCH_SERVICE (llc, t200, 0); |
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90 INIT_STATE (T200_0, T200_TLLI_UNASSIGNED); |
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91 |
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92 SWITCH_SERVICE (llc, t200, 1); |
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93 INIT_STATE (T200_1, T200_TLLI_UNASSIGNED); |
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94 |
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95 SWITCH_SERVICE (llc, t200, 2); |
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96 INIT_STATE (T200_2, T200_TLLI_UNASSIGNED); |
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97 |
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98 SWITCH_SERVICE (llc, t200, 3); |
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99 INIT_STATE (T200_3, T200_TLLI_UNASSIGNED); |
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100 |
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101 SWITCH_SERVICE (llc, t200, 4); |
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102 INIT_STATE (T200_4, T200_TLLI_UNASSIGNED); |
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103 |
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104 SWITCH_SERVICE (llc, t200, 5); |
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105 INIT_STATE (T200_5, T200_TLLI_UNASSIGNED); |
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106 |
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107 return; |
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108 } /* t200_init() */ |
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109 |
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110 |
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111 /* |
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112 +------------------------------------------------------------------------------ |
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113 | Function : t200_start |
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114 +------------------------------------------------------------------------------ |
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115 | Description : This procedure starts timer T200 for the current sapi and |
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116 | stores a copy of the given frame and the originator. The |
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117 | frame address is a pointer to a LL_UNITDATA_REQ primitive |
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118 | which is associated with T200 and will be freed by the lower |
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119 | layers after transmission. Therefore a copy has to be stored. |
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120 | cause is the associated GRLC_DATA_REQ!cause for the frame. |
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121 | originator is an identifier of the service who started the |
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122 | timer. The frame is returned to the service (originator) |
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123 | which started T200 with the corresponding EXPIRED signal. |
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124 | |
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125 | Parameters : frame - a pointer to the frame that shall be associated |
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126 | with the timer |
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127 | cause - RLC/MAC cause of frame |
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128 | originator - the service which started the timer, must not be |
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129 | NO_SERVICE |
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130 | |
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131 +------------------------------------------------------------------------------ |
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132 */ |
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133 GLOBAL void t200_start |
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134 ( |
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135 #ifdef LL_DESC |
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136 T_LL_UNITDESC_REQ *frame, |
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137 #else |
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138 T_LL_UNITDATA_REQ *frame, |
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139 #endif |
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140 UBYTE cause, |
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141 T_SERVICE originator |
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142 ) |
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143 { |
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144 #ifdef LL_DESC |
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145 USHORT frame_len, frame_offset; |
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146 UBYTE *prim_buf, *frame_buf; |
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147 T_desc3 *desc3, *frame_desc3; |
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148 #endif /* LL_DESC */ |
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149 |
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150 TRACE_FUNCTION( "t200_start" ); |
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151 |
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152 #ifdef LL_DESC |
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153 /* |
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154 * Start timer T200 for the current SAPI. |
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155 */ |
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156 #ifdef _SIMULATION_ |
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157 /* |
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158 * In simulation mode, use always a timer value of 5 seconds. |
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159 */ |
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160 vsi_t_start (VSI_CALLER |
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161 (USHORT)(TIMER_T200_BASE + UIMAP(llc_data->current_sapi)), |
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162 5000); |
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163 #else |
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164 vsi_t_start (VSI_CALLER |
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165 (USHORT)(TIMER_T200_BASE + UIMAP(llc_data->current_sapi)), |
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166 llc_data->t200->length); |
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167 #endif /* _SIMULATION_ */ |
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168 |
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169 { |
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170 /* |
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171 * Allocate copy of frame which shall be stored. Because an exact copy |
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172 * of frame shall be stored, the SDU offset must be added to the used |
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173 * SDU length. |
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174 */ |
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175 frame_desc3 = (T_desc3*)frame->desc_list3.first; |
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176 frame_len = frame->desc_list3.list_len; |
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177 frame_offset = frame_desc3->offset; |
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178 { |
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179 PALLOC(ll_unitdesc_req, LL_UNITDESC_REQ); |
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180 desc3 = llc_palloc_desc(frame_len, frame_offset);/* Only one desc3 and buffer are allocated */ |
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181 |
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182 /* |
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183 * Copy primitive contents to newly allocated primitive. SDU contents |
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184 * have to be copied separately, because they are allocated dynamically |
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185 * and not of known size in the primitve structure: |
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186 * First copy primitive with SDU, but only sdu.l_buf/o_buf and first octet |
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187 * of sdu.buf. |
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188 * Then memcpy actual SDU content with size defined in sdu.l_buf. |
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189 */ |
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190 *ll_unitdesc_req = *frame; |
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191 ll_unitdesc_req->desc_list3.first = (ULONG)desc3; |
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192 |
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193 prim_buf = (UBYTE*)desc3->buffer; |
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194 frame_buf = (UBYTE*)frame_desc3->buffer; |
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195 |
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196 memcpy (&(prim_buf[desc3->offset]), |
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197 &(frame_buf[frame_offset]), frame_len); |
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198 |
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199 /* |
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200 * Store the given frame address, RLC/MAC cause, and the originator |
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201 * for this timer. |
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202 */ |
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203 llc_data->t200->frame = ll_unitdesc_req; |
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204 llc_data->t200->cause = cause; |
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205 llc_data->t200->originator = originator; |
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206 } |
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207 } |
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208 |
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209 return; |
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210 |
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211 #else /* LL_DESC */ |
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212 /* |
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213 * Start timer T200 for the current SAPI. |
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214 */ |
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215 #ifdef _SIMULATION_ |
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216 /* |
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217 * In simulation mode, use always a timer value of 5 seconds. |
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218 */ |
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219 vsi_t_start (VSI_CALLER |
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220 (USHORT)(TIMER_T200_BASE + UIMAP(llc_data->current_sapi)), |
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221 5000); |
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222 #else |
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223 vsi_t_start (VSI_CALLER |
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224 (USHORT)(TIMER_T200_BASE + UIMAP(llc_data->current_sapi)), |
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225 llc_data->t200->length); |
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226 #endif /* _SIMULATION_ */ |
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227 |
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228 { |
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229 /* |
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230 * Allocate copy of frame which shall be stored. Because an exact copy |
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231 * of frame shall be stored, the SDU offset must be added to the used |
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232 * SDU length. |
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233 */ |
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234 PALLOC_SDU (ll_unitdata_req, LL_UNITDATA_REQ, |
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235 (USHORT)(frame->sdu.o_buf + frame->sdu.l_buf)); |
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236 |
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237 /* |
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238 * Copy primitive contents to newly allocated primitive. SDU contents |
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239 * have to be copied separately, because they are allocated dynamically |
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240 * and not of known size in the primitve structure: |
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241 * First copy primitive with SDU, but only sdu.l_buf/o_buf and first octet |
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242 * of sdu.buf. |
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243 * Then memcpy actual SDU content with size defined in sdu.l_buf. |
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244 */ |
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245 *ll_unitdata_req = *frame; |
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246 memcpy (&(ll_unitdata_req->sdu.buf[ll_unitdata_req->sdu.o_buf/8]), |
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247 &(frame->sdu.buf[frame->sdu.o_buf/8]), frame->sdu.l_buf/8); |
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248 |
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249 /* |
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250 * Store the given frame address, RLC/MAC cause, and the originator |
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251 * for this timer. |
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252 */ |
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253 llc_data->t200->frame = ll_unitdata_req; |
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254 llc_data->t200->cause = cause; |
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255 llc_data->t200->originator = originator; |
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256 } |
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257 |
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258 return; |
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259 #endif /* LL_DESC */ |
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260 } /* t200_start() */ |
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261 |
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262 |
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263 /* |
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264 +------------------------------------------------------------------------------ |
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265 | Function : t200_stop |
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266 +------------------------------------------------------------------------------ |
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267 | Description : This procedure stops (resets) timer T200 for the current sapi. |
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268 | The associated frame address and the originator of T200 are |
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269 | discarded (i.e. the allocated primitive of the frame is freed). |
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270 | |
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271 | Parameters : |
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272 | |
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273 +------------------------------------------------------------------------------ |
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274 */ |
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275 GLOBAL void t200_stop (void) |
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276 { |
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277 TRACE_FUNCTION( "t200_stop" ); |
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278 |
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279 /* |
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280 * Stop timer T200 for the current SAPI. |
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281 */ |
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282 vsi_t_stop (VSI_CALLER |
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283 (USHORT)(TIMER_T200_BASE + UIMAP(llc_data->current_sapi))); |
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284 |
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285 /* |
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286 * Free stored primitive. |
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287 */ |
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288 if (llc_data->t200->frame) |
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289 { |
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290 #ifdef LL_DESC |
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291 /* |
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292 * The descriptor contents of the primitive structure |
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293 * must be freed as well. |
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294 */ |
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295 llc_cl_desc3_free((T_desc3*)llc_data->t200->frame->desc_list3.first); |
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296 #endif /* LL_DESC */ |
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297 PFREE (llc_data->t200->frame); |
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298 } |
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299 |
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300 /* |
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301 * Delete timer data of the timer for the given SAPI. |
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302 */ |
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303 llc_data->t200->frame = NULL; |
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304 llc_data->t200->originator = NO_SERVICE; |
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305 llc_data->t200->cause = 0; |
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306 |
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307 return; |
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308 } /* t200_stop() */ |
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309 |
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310 |
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311 /* |
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312 +------------------------------------------------------------------------------ |
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313 | Function : t200_get_timer_data |
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314 +------------------------------------------------------------------------------ |
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315 | Description : This procedure returns frame address, frame cause, and the |
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316 | originator identifier for timer T200 of the current sapi. |
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317 | (see procedure t200_start) |
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318 | |
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319 | Parameters : frame - will be set to the frame pointer which is stored |
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320 | for the timer, must be a valid pointer |
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321 | cause - will be set to the RLC/MAC frame cause |
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322 | originator - will be set to the originating service for the |
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323 | timer, must be a valid pointer |
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324 | |
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325 +------------------------------------------------------------------------------ |
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326 */ |
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327 GLOBAL void t200_get_timer_data |
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328 ( |
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329 #ifdef LL_DESC |
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330 T_LL_UNITDESC_REQ **frame, |
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331 #else |
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332 T_LL_UNITDATA_REQ **frame, |
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333 #endif |
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334 UBYTE *cause, |
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335 T_SERVICE *originator) |
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336 { |
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337 TRACE_FUNCTION( "t200_get_timer_data" ); |
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338 |
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339 /* |
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340 * Get timer data of the timer for the given SAPI. |
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341 */ |
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342 *frame = llc_data->t200->frame; |
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343 *cause = llc_data->t200->cause; |
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344 *originator = llc_data->t200->originator; |
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345 |
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346 return; |
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347 } /* t200_get_timer_data() */ |