FreeCalypso > hg > fc-selenite
annotate src/cs/services/dar/dar_task.c @ 92:e42d528f3e6e
components/main_ir: ramvecs module now goes outside of libs
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 21 Jul 2018 00:22:35 +0000 |
parents | b6a5e36de839 |
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rev | line source |
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1 /****************************************************************************/ |
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2 /* */ |
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3 /* File Name: dar_task.c */ |
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4 /* */ |
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5 /* Purpose: This function is the main function. It contains the dar_core */ |
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6 /* which waits for messages or function calls. */ |
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7 /* */ |
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8 /* */ |
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9 /* Version 0.1 */ |
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10 /* */ |
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11 /* Date Modification */ |
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12 /* ------------------------------------ */ |
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13 /* 16 October 2001 Create */ |
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14 /* */ |
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15 /* Author Stephanie Gerthoux */ |
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16 /* */ |
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17 /* (C) Copyright 2001 by Texas Instruments Incorporated, All Rights Reserved*/ |
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18 /****************************************************************************/ |
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19 |
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20 #include "rv/rv_defined_swe.h" |
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21 #ifdef RVM_DAR_SWE |
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22 #ifndef _WINDOWS |
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23 #include "config/swconfig.cfg" |
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24 #include "config/sys.cfg" |
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25 #include "config/chipset.cfg" |
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26 #endif |
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27 |
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28 #include <string.h> |
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29 #include "rvm/rvm_gen.h" |
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30 #include "rvm/rvm_use_id_list.h" |
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31 #include "dar/dar_api.h" |
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32 #include "dar/dar_macro_i.h" |
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33 #include "dar/dar_handle_message.h" |
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34 #include "dar/dar_structs_i.h" |
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35 #include "dar/dar_error_hdlr_i.h" |
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36 #include "dar/dar_const_i.h" |
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37 |
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38 #include "ffs/ffs_api.h" |
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39 |
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40 /* Variables definitions */ |
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41 T_DAR_RECOVERY_STATUS status=0; |
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42 |
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43 /**** Global variables ****/ |
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44 /* Define a pointer to the Global Environment Control block */ |
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45 extern T_DAR_ENV_CTRL_BLK *dar_gbl_var_p; |
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46 |
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47 /* Write buffer*/ |
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48 extern char dar_write_buffer[DAR_MAX_BUFFER_SIZE]; |
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49 |
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50 /* index used in the circular buffer*/ |
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51 extern UINT16 dar_current_index; |
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52 |
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53 /* DAR previous status : to get the status of the last exception */ |
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54 extern UINT8 dar_previous_exception; |
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55 |
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56 /* Ram buffer that contains the Debug Unit register */ |
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57 extern UINT32 debug_RAM[DEBUG_UNIT_WORD_SIZE]; |
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58 |
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59 /* X_dump buffer defined in the command file */ |
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60 /* This buffer contains the general register, the PC, the CPSR....*/ |
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61 #ifndef _WINDOWS |
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62 extern INT32 xdump_buffer; |
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63 #endif |
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64 |
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65 |
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66 /********************************************************************************/ |
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67 /* Function dar_core */ |
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68 /* */ |
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69 /* Description Core of the dar task, which scans the dar mailbox and */ |
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70 /* waits for messages. When a message arrives, it sends it to */ |
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71 /* proper functions */ |
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72 /* */ |
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73 /* */ |
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74 /********************************************************************************/ |
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75 |
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76 T_RV_RET dar_core(void) |
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77 { |
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78 /* Declare local variables */ |
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79 /**** Structs ****/ |
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80 /* File descriptor type */ |
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81 T_FFS_FD ffs_fd; |
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82 |
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83 /* Variables */ |
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84 T_RV_RET error_status = RV_OK; |
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85 T_RV_HDR *msg_p = NULL; |
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86 UINT16 received_event = 0x0000; |
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87 char dar_ffs[20]; |
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88 char dar_dir_ffs[20]; |
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89 char dar_subdir_ffs[20]; |
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90 BOOL dar_ffs_error = FALSE; |
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91 |
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92 #ifndef _WINDOWS |
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93 /* Define the Link register and the CPSR */ |
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94 INT32 *link_register_p = &(xdump_buffer) + 14; |
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95 INT32 *dar_spsr_p = &(xdump_buffer) + 16; |
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96 UINT16 i; |
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97 #endif |
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98 |
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99 /* Dar_ffs file name */ |
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100 strcpy(dar_dir_ffs,"/var"); |
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101 strcpy(dar_subdir_ffs,"/var/dbg"); |
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102 |
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103 #ifndef _WINDOWS |
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104 strcpy(dar_ffs,"/var/dbg/dar"); |
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105 #else |
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106 strcpy(dar_ffs,"\var\dbg\dar"); |
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107 #endif |
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108 |
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109 DAR_SEND_TRACE("DAR_TASK started",RV_TRACE_LEVEL_DEBUG_HIGH); |
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110 |
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111 /*---------------------------------*/ |
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112 /* FFS */ |
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113 /*---------------------------------*/ |
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114 |
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115 /**** create the dar ffs directories ****/ |
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116 if ((ffs_mkdir(dar_dir_ffs) != EFFS_OK) && (ffs_mkdir(dar_dir_ffs) != EFFS_EXISTS)) |
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117 { |
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118 DAR_SEND_TRACE("DAR entity can't create the '/var' folder into the flash",RV_TRACE_LEVEL_ERROR); |
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119 } |
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120 |
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121 if ((ffs_mkdir(dar_subdir_ffs) != EFFS_OK) && (ffs_mkdir(dar_subdir_ffs) != EFFS_EXISTS)) |
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122 { |
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123 DAR_SEND_TRACE("DAR entity can't create the '/var/dbg' folder into the flash",RV_TRACE_LEVEL_ERROR); |
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124 } |
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125 |
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126 |
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127 /**** create the ffs file ****/ |
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128 ffs_fd = ffs_open(dar_ffs, FFS_O_CREATE | FFS_O_WRONLY | FFS_O_TRUNC | FFS_O_APPEND); |
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129 |
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130 if (ffs_fd < 0) |
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131 { |
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132 DAR_SEND_TRACE("DAR entity has received wrong file name or the flash is not formatted",RV_TRACE_LEVEL_WARNING); |
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133 dar_ffs_error = TRUE; |
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134 } |
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135 |
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136 #ifndef _WINDOWS |
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137 |
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138 /**** Save the RAM buffer into the FFS ****/ |
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139 /* save the buffer in 2 parts in order to have the information in chronological order */ |
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140 /* save the oldest information : from dar_current_index to the end of the buffer*/ |
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141 if ((ffs_write (ffs_fd, |
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142 (void *)(&dar_write_buffer + dar_current_index), |
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143 (DAR_MAX_BUFFER_SIZE - dar_current_index))) < 0 & (dar_ffs_error == FALSE)) |
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144 { |
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145 DAR_SEND_TRACE("DAR entity can't saved the file in flash",RV_TRACE_LEVEL_WARNING); |
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146 } |
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147 |
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148 /* save the rest of information: from the beginning of the buffer to dar_current_index */ |
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149 if ((ffs_write (ffs_fd, |
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150 (void *)(&dar_write_buffer), |
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151 (dar_current_index))) < 0 & (dar_ffs_error == FALSE)) |
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152 { |
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153 DAR_SEND_TRACE("DAR entity can't saved the file in flash",RV_TRACE_LEVEL_WARNING); |
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154 } |
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155 |
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156 /* Erase the dar_write_buffer */ |
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157 for (i=0;i<DAR_MAX_BUFFER_SIZE; i++) |
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158 { |
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159 dar_write_buffer[i] = 0; |
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160 } |
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161 |
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162 /**** Save the X_dump_buffer into the Flash. ****/ |
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163 /* This buffer is defined in the command file */ |
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164 /* And the size of this buffer is defined in the gsm_cs_amd4_lj3_test.cmd */ |
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165 /* its size is 38*32 bits = 38*4 bytes = 152 bytes */ |
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166 if ((ffs_write (ffs_fd, |
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167 (void *)(&xdump_buffer), |
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168 (DAR_X_DUMP_BUFFER_SIZE))) < 0 & (dar_ffs_error == FALSE)) |
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169 { |
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170 DAR_SEND_TRACE("DAR entity can't saved the X_dump_buffer in flash",RV_TRACE_LEVEL_WARNING); |
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171 } |
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172 |
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173 /**** Save the Debug Unit Register into the Flash if necessary (Abort or prefetch)****/ |
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174 /* A Prefetch abort exception or a data abort exception is generated */ |
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175 #if ((CHIPSET == 7) || (CHIPSET == 8) || (CHIPSET == 10) || (CHIPSET == 11)) |
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176 if ((dar_previous_exception == DAR_EXCEPTION_PREFETCH_ABORT) || |
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177 (dar_previous_exception == DAR_EXCEPTION_DATA_ABORT)) |
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178 { |
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179 /* Save the Debug Unit into the Flash */ |
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180 if ((ffs_write (ffs_fd, |
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181 (void *) &debug_RAM, |
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182 (4*DEBUG_UNIT_WORD_SIZE))) < 0 & (dar_ffs_error == FALSE)) |
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183 { |
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184 DAR_SEND_TRACE("DAR entity can't saved the DEBUG UNIT in flash",RV_TRACE_LEVEL_WARNING); |
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185 } |
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186 } |
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187 #endif |
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188 |
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189 #else |
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190 /* save the buffer in 2 parts in order to have the information in chronological order */ |
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191 /* save the oldest information : from dar_current_index to the end of the buffer*/ |
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192 if ((ffs_write (ffs_fd, |
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193 (&dar_write_buffer + dar_current_index), |
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194 (DAR_MAX_BUFFER_SIZE - dar_current_index))) != EFFS_OK) |
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195 { |
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196 DAR_SEND_TRACE("DAR entity can't saved the file in flash",RV_TRACE_LEVEL_WARNING); |
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197 } |
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198 /* save the rest of information: from the beginning of the buffer to dar_current_index */ |
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199 if ((ffs_write (ffs_fd, |
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200 (&dar_write_buffer), |
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201 (dar_current_index))) != EFFS_OK) |
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202 { |
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203 DAR_SEND_TRACE("DAR entity can't saved the file in flash",RV_TRACE_LEVEL_WARNING); |
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204 } |
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205 /* The X_dump_buffer and the Debug Unit can't be saved on the PC */ |
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206 #endif |
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207 |
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208 /* Close the ffs file*/ |
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209 #ifndef _WINDOWS |
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210 if ( ffs_close(ffs_fd) != EFFS_OK & (dar_ffs_error == FALSE)) |
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211 { |
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212 DAR_SEND_TRACE("DAR entity has not closed the file",RV_TRACE_LEVEL_WARNING); |
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213 } |
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214 #else |
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215 if ( ffs_close(ffs_fd) != EFFS_OK ) |
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216 { |
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217 dar_error_trace(DAR_ENTITY_FILE_NO_CLOSE); |
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218 } |
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219 #endif |
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220 |
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221 #ifndef _WINDOWS |
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222 /**** Save the LR and the SPSR when an exception has occured ****/ |
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223 if ((dar_previous_exception == DAR_EXCEPTION_PREFETCH_ABORT)|| |
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224 (dar_previous_exception == DAR_EXCEPTION_DATA_ABORT) || |
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225 (dar_previous_exception == DAR_EXCEPTION_UNDEFINED) || |
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226 (dar_previous_exception == DAR_EXCEPTION_SWI) || |
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227 (dar_previous_exception == DAR_EXCEPTION_RESERVED)) |
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228 { |
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229 /* Displays the Link register saved on exception */ |
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230 DAR_SEND_TRACE_PARAM("Link register = ", *link_register_p,RV_TRACE_LEVEL_DEBUG_HIGH); |
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231 |
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232 /* Displays the User mode CPSR saved on exception */ |
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233 DAR_SEND_TRACE_PARAM("User mode SPSR before the exception=", *dar_spsr_p,RV_TRACE_LEVEL_DEBUG_HIGH); |
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234 } |
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235 |
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236 /* Displays the status of the last reset of the system */ |
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237 dar_recovery_get_status(&status); |
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238 #endif |
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239 |
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240 /* ------------------------------------------- */ |
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241 /* loop to process messages */ |
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242 /* ------------------------------------------- */ |
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243 while (error_status == RV_OK) |
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244 { |
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245 /* Wait for all events. */ |
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246 received_event = rvf_wait(DAR_ALL_EVENT_FLAGS, DAR_NOT_TIME_OUT); |
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247 |
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248 if (received_event & DAR_TASK_MBOX_EVT_MASK) |
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249 { |
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250 /* Read the message in the Dar mailbox and handle it. */ |
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251 msg_p = (T_RV_HDR *) rvf_read_mbox(DAR_MBOX); |
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252 error_status = dar_handle_msg(msg_p); |
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253 } |
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254 } |
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255 |
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256 /* If one of the occured events is unexpected (due to an unassigned */ |
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257 /* mailbox), then report an internal error. */ |
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258 if (received_event & ~(DAR_TASK_MBOX_EVT_MASK )) |
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259 { |
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260 DAR_SEND_TRACE(" DAR ERROR (env). One of the occured events is unexpected ", |
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261 RV_TRACE_LEVEL_ERROR); |
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262 |
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263 error_status = RV_NOT_SUPPORTED; |
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264 } |
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265 |
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266 /* If a memory error happened .. */ |
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267 if (error_status == RV_MEMORY_ERR) |
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268 { |
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269 dar_gbl_var_p->callBackFctError("DAR", |
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270 RVM_MEMORY_ERR, |
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271 0, |
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272 " Memory Error : the DAR primitive memory bank is RED "); |
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273 } |
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274 |
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275 return RV_OK; |
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276 } /* dar_core */ |
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277 |
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278 #endif /* #ifdef RVM_DAR_SWE */ |