FreeCalypso > hg > fc-magnetite
annotate src/gpf3/frame/vsi_sem.c @ 640:16eb1b9640dc
target gtm900 renamed to gtm900mgc2
This change reflects the fact that the build target in question supports
MGC2GSMT hardware only, and will NOT work on other hw that confusing bears
the same end user name of GTM900, neither the LoCosto-based GTM900-C
nor the Calypso-based MG01GSMT that has a different and incompatible RFFE.
If we ever get our hands on a piece of MG01GSMT hw and add support for it,
that other target will be named gtm900mg01.
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 31 Jan 2020 00:46:07 +0000 |
parents | c41a534f33c6 |
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rev | line source |
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1 /* |
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2 +------------------------------------------------------------------------------ |
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3 | File: vsi_sem.c |
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4 +------------------------------------------------------------------------------ |
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5 | Copyright 2002 Texas Instruments Berlin, AG |
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6 | All rights reserved. |
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7 | |
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8 | This file is confidential and a trade secret of Texas |
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9 | Instruments Berlin, AG |
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10 | The receipt of or possession of this file does not convey |
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11 | any rights to reproduce or disclose its contents or to |
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12 | manufacture, use, or sell anything it may describe, in |
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13 | whole, or in part, without the specific written consent of |
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14 | Texas Instruments Berlin, AG. |
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15 +----------------------------------------------------------------------------- |
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16 | Purpose : This Module defines the virtual system interface part |
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17 | for the semaphore handling. |
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18 +----------------------------------------------------------------------------- |
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19 */ |
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20 |
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21 #ifndef __VSI_SEM_C__ |
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22 #define __VSI_SEM_C__ |
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23 #endif |
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24 |
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25 /*==== INCLUDES ===================================================*/ |
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26 |
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27 #include "typedefs.h" |
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28 #include "vsi.h" |
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29 #include "os.h" |
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30 #include "frm_defs.h" |
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31 #include "frm_types.h" |
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32 #include "frm_glob.h" |
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33 |
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34 /*==== TYPES ======================================================*/ |
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35 |
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36 |
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37 /*==== CONSTANTS ==================================================*/ |
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38 |
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39 |
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40 /*==== EXTERNALS ==================================================*/ |
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41 /* -------------- S H A R E D - BEGIN ---------------- */ |
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42 #ifdef _TOOLS_ |
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43 #pragma data_seg("FRAME_SHARED") |
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44 #endif |
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45 |
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46 /*==== VARIABLES ==================================================*/ |
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47 |
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48 |
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49 #ifdef _TOOLS_ |
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50 #pragma data_seg() |
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51 #endif |
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52 /* -------------- S H A R E D - END ---------------- */ |
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53 |
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54 /*==== FUNCTIONS ==================================================*/ |
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55 |
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56 |
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57 #ifndef RUN_INT_RAM |
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58 /* |
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59 +--------------------------------------------------------------------+ |
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60 | PROJECT : GSM-Frame (8415) MODULE : VSI_SEM | |
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61 | STATE : code ROUTINE : vsi_s_open | |
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62 +--------------------------------------------------------------------+ |
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63 |
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64 PURPOSE : opens a semaphore, creates if not exist |
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65 |
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66 */ |
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67 |
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68 T_HANDLE vsi_s_open (T_HANDLE Caller, char *Name, USHORT Count) |
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69 { |
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70 OS_HANDLE SemHandle; |
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71 |
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72 /* |
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73 * if semaphore already exists, return handle |
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74 */ |
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75 if ( os_OpenSemaphore ( Caller, Name, &SemHandle ) != OS_ERROR ) |
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76 return SemHandle; |
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77 |
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78 /* |
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79 * if semaphore not exists, create |
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80 */ |
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81 if ( os_CreateSemaphore ( Caller, Name, Count, &SemHandle, pf_TaskTable[Caller].MemPoolHandle ) != OS_ERROR ) |
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82 return SemHandle; |
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83 else |
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84 vsi_o_assert( Caller, OS_SYST_ERR_MAX_SEMA, __FILE__, __LINE__, |
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85 "Number of created semaphores > MAX_SEMAPHORES" ); |
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86 |
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87 /* |
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88 * if semaphore cannot be created, return VSI_ERROR |
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89 */ |
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90 return VSI_ERROR; |
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91 } |
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92 #endif |
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93 |
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94 #ifndef RUN_INT_RAM |
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95 /* |
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96 +--------------------------------------------------------------------+ |
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97 | PROJECT : GSM-Frame (8415) MODULE : VSI_SEM | |
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98 | STATE : code ROUTINE : vsi_s_close | |
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99 +--------------------------------------------------------------------+ |
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100 |
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101 PURPOSE : closes a semaphore |
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102 |
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103 */ |
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104 |
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105 int vsi_s_close (T_HANDLE Caller, T_HANDLE SemHandle) |
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106 { |
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107 |
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108 if ( os_CloseSemaphore ( Caller, SemHandle ) != OS_ERROR ) |
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109 return VSI_OK; |
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110 |
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111 return VSI_ERROR; |
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112 } |
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113 #endif |
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114 |
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115 #ifndef RUN_FLASH |
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116 /* |
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117 +--------------------------------------------------------------------+ |
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118 | PROJECT : GSM-Frame (8415) MODULE : VSI_SEM | |
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119 | STATE : code ROUTINE : vsi_s_get | |
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120 +--------------------------------------------------------------------+ |
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121 |
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122 PURPOSE : obtains a semaphore |
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123 |
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124 */ |
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125 |
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126 int vsi_s_get (T_HANDLE Caller, T_HANDLE SemHandle) |
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127 { |
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128 LONG Status; |
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129 |
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130 Status = os_ObtainSemaphore ( Caller, SemHandle, OS_SUSPEND ); |
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131 if ( Status == OS_OK || Status == OS_WAITED ) |
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132 return VSI_OK; |
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133 |
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134 return VSI_ERROR; |
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135 } |
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136 #endif |
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137 |
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138 #ifndef RUN_FLASH |
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139 /* |
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140 +--------------------------------------------------------------------+ |
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141 | PROJECT : GSM-Frame (8415) MODULE : VSI_SEM | |
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142 | STATE : code ROUTINE : vsi_s_release | |
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143 +--------------------------------------------------------------------+ |
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144 |
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145 PURPOSE : releases a semaphore |
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146 |
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147 */ |
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148 |
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149 int vsi_s_release (T_HANDLE Caller, T_HANDLE SemHandle) |
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150 { |
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151 |
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152 if ( os_ReleaseSemaphore ( Caller, SemHandle ) != OS_ERROR ) |
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153 return VSI_OK; |
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154 |
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155 return VSI_ERROR; |
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156 } |
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157 #endif |
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158 |
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159 #ifndef RUN_INT_RAM |
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160 /* |
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161 +--------------------------------------------------------------------+ |
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162 | PROJECT : GSM-Frame (8415) MODULE : VSI_SEM | |
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163 | STATE : code ROUTINE : vsi_s_status | |
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164 +--------------------------------------------------------------------+ |
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165 |
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166 PURPOSE : request the current count of a semaphore |
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167 |
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168 */ |
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169 |
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170 int vsi_s_status (T_HANDLE Caller, T_HANDLE SemHandle, USHORT *Count ) |
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171 { |
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172 |
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173 if ( os_QuerySemaphore ( Caller, SemHandle, Count ) != OS_ERROR ) |
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174 return VSI_OK; |
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175 |
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176 return VSI_ERROR; |
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177 } |
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178 #endif |
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179 |