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author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 12 Jun 2016 19:06:34 +0000
parents 13af69b6a3dc
children
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1 /********************************************************************************
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2 * Enhanced TestMode (ETM)
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3 * @file etm_env.c
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4 *
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5 * @author Kim T. Peteren (ktp@ti.com)
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6 * @version 0.1
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7 *
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8
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9 *
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10 * History:
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11 *
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12 * Date Modification
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13 * ------------------------------------
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14 * 16/06/2003 Creation
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15 *
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16 * (C) Copyright 2003 by Texas Instruments Incorporated, All Rights Reserved
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17 *********************************************************************************/
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18
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19 #include "etm_config.h"
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20 #include "etm_env.h"
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21
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22 #include "../../riviera/rvm/rvm_priorities.h"
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23 #include "../../riviera/rvm/rvm_use_id_list.h"
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24 #include "../../riviera/rv/rv_defined_swe.h"
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25
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26 #include <string.h>
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27 /******************************************************************************
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28 *
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29 *****************************************************************************/
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30
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31 /* External declaration */
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32 extern T_RV_RET etm_task(void);
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33
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34
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35 /**
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36 * Pointer on the structure gathering all the global variables
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37 * used by ETM instance.
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38 */
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39 T_ETM_ENV_CTRL_BLK *etm_env_ctrl_blk = NULL;
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40
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41
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42 /******************************************************************************
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43 * Function : etm_get_info
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44 *
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45 * Description : This function is called by the RV manager to learn
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46 * driver requirements in terms of memory, SWEs...
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47 *
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48 * Parameters : T_RVM_INFO_SWE * swe_info: pointer to the structure to fill
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49 * containing infos related to the driver SWE.
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50 *
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51 * Return : T_RVM_RETURN
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52 *
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53 * History : 0.1
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54 *
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55 *
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56 ******************************************************************************/
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57 T_RVM_RETURN etm_get_info(T_RVM_INFO_SWE *swe_info)
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58 {
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59 /* SWE info */
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60 swe_info->swe_type = RVM_SWE_TYPE_4;
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61 swe_info->type_info.type4.swe_use_id = ETM_USE_ID;
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62
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63 memcpy(swe_info->type_info.type4.swe_name, "ETM", sizeof("ETM"));
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64 swe_info->type_info.type4.stack_size = ETM_STACK_SIZE;
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65 swe_info->type_info.type4.priority = RVM_ETM_TASK_PRIORITY;
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66
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67 /* Set the return path */
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68 swe_info->type_info.type4.return_path.callback_func = NULL;
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69 swe_info->type_info.type4.return_path.addr_id = 0;
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70
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71 /* memory bank info */
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72 swe_info->type_info.type4.nb_mem_bank = 1;
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73
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74 memcpy (swe_info->type_info.type4.mem_bank[0].bank_name, "ETM_PRIM", 9);
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75 swe_info->type_info.type4.mem_bank[0].initial_params.size = ETM_MB_PRIM_SIZE;
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76 swe_info->type_info.type4.mem_bank[0].initial_params.watermark = ETM_MB_PRIM_WATERMARK;
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77
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78 /* linked SWE info */
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79 /* this SWE requires the ATP SWE to run */
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80 #if ETM_ATP_SUPPORT
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81 swe_info->type_info.type4.nb_linked_swe = 1;
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82 swe_info->type_info.type4.linked_swe_id[0] = ATP_USE_ID;
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83 #else
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84 swe_info->type_info.type4.nb_linked_swe = 0;
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85 #endif
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86
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87 /* generic functions */
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88 swe_info->type_info.type4.set_info = etm_set_info;
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89 swe_info->type_info.type4.init = etm_init;
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90 swe_info->type_info.type4.core = etm_start;
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91 swe_info->type_info.type4.stop = etm_stop;
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92 swe_info->type_info.type4.kill = etm_kill;
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93
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94 return RVM_OK;
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95 }
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96
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97
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98 /******************************************************************************
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99 * Function : etm_set_info
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100 *
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101 * Description : This function is called by the RV manager to inform
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102 * the driver SWE about task_id, mb_id and error function.
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103 *
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104 * Parameters : - T_RVF_ADDR_ID addr_id: unique path to the SWE.
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105 * - T_RV_RETURN ReturnPath[], array of return path for linked SWE
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106 * - T_RVF_MB_ID mbId[]: array of memory bank ids.
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107 * - callback function to call in case of unrecoverable error.
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108 *
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109 * Return : T_RVM_RETURN
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110 *
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111 * History : 0.1
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112 *
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113 *
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114 ******************************************************************************/
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115
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116 T_RVM_RETURN etm_set_info (T_RVF_ADDR_ID addr_id,
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117 T_RV_RETURN return_path[],
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118 T_RVF_MB_ID bk_id[],
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119 T_RVM_RETURN (*rvm_error_ft)(T_RVM_NAME swe_name,
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120 T_RVM_RETURN error_cause,
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121 T_RVM_ERROR_TYPE error_type,
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122 T_RVM_STRING error_msg))
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123 {
166
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124 /* Create instance gathering all the variable used by EXPL instance */
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125 if (rvf_get_buf(bk_id[0],
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126 sizeof(T_ETM_ENV_CTRL_BLK),
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127 (T_RVF_BUFFER**)&etm_env_ctrl_blk) != RVF_GREEN)
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128 {
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129 /* The environemnt will cancel the ETM instance creation. */
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130 return RVM_MEMORY_ERR;
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131 }
164
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132
166
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133 /* Store the pointer to the error function */
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134 etm_env_ctrl_blk->error_ft = rvm_error_ft ;
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135 /* Store the mem bank id. */
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136 etm_env_ctrl_blk->prim_id = bk_id[0];
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137 /* Store the addr id */
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138 etm_env_ctrl_blk->addr_id = addr_id;
164
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139
166
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140 /*
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141 * Task ID (task_id) and Memory bank ID (mb_id) can be retrieved later
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142 * using rvf_get_taskid and rvf_get_mb_id functions.
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143 */
164
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144
166
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145 /* return_path of linked SWE -> not used */
164
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146
166
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147 return RVM_OK;
164
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148 }
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149
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150
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151 /******************************************************************************
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152 * Function : etm_init
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153 *
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154 * Description : This function is called by the RV manager to initialize the
166
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155 * etm SWE before creating the task and calling etm_start.
164
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156 *
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157 * Parameters : None
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158 *
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159 * Return : T_RVM_RETURN
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160 *
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161 * History : 0.1 (20-August-2000)
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162 *
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163 *
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164 ******************************************************************************/
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165
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166 T_RVM_RETURN etm_init(void)
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167 {
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168 return RVM_OK;
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169 }
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170
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171
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172 /******************************************************************************
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173 * Function : etm_start
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174 *
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175 * Description : This function is called by the RV manager to start the etm
166
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176 * SWE, it is the body of the task.
164
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177 *
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178 * Parameters : None
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179 *
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180 * Return : T_RVM_RETURN
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181 *
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182 * History : 0.1
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183 *
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184 *
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185 ******************************************************************************/
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186
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187 T_RVM_RETURN etm_start(void)
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188 {
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189 etm_task();
166
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190 return RV_OK;
164
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191 }
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192
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193
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194 /******************************************************************************
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195 * Function : etm_stop
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196 *
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197 * Description : This function is called by the RV manager to stop the etm SWE.
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198 *
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199 * Parameters : None
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200 *
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201 * Return : T_RVM_RETURN
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202 *
166
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203 * History : 0.1
164
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204 *
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205 ******************************************************************************/
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206
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207 T_RVM_RETURN etm_stop(void)
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208 {
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209 return RVM_OK;
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210 }
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211
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212 /******************************************************************************
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213 * Function : etm_kill
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214 *
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215 * Description : This function is called by the RV manager to kill the etm
166
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parents: 164
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216 * SWE, after the etm_stop function has been called.
164
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217 *
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218 * Parameters : None
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219 *
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220 * Return : T_RVM_RETURN
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221 *
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222 * History : 0.1
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223 *
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224 *
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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225 ******************************************************************************/
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226
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227 T_RVM_RETURN etm_kill (void)
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228 {
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229 rvf_free_buf(etm_env_ctrl_blk);
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230 return RVM_OK;
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231 }