FreeCalypso > hg > fc-selenite
diff src/cs/services/etm/etm_env.c @ 0:b6a5e36de839
src/cs: initial import from Magnetite
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 15 Jul 2018 04:39:26 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/cs/services/etm/etm_env.c Sun Jul 15 04:39:26 2018 +0000 @@ -0,0 +1,237 @@ +/******************************************************************************** + * Enhanced TestMode (ETM) + * @file etm_env.c + * + * @author Kim T. Peteren (ktp@ti.com) + * @version 0.1 + * + + * + * History: + * + * Date Modification + * ------------------------------------ + * 16/06/2003 Creation + * + * (C) Copyright 2003 by Texas Instruments Incorporated, All Rights Reserved + *********************************************************************************/ + + +#include "etm/etm_env.h" + +#include "rvm/rvm_priorities.h" +#include "rvm/rvm_use_id_list.h" +#include "rv/rv_defined_swe.h" + +#include <string.h> +/****************************************************************************** + * + *****************************************************************************/ + +/* External declaration */ +extern T_RV_RET etm_task(void); + + +/** + * Pointer on the structure gathering all the global variables + * used by ETM instance. + */ +T_ETM_ENV_CTRL_BLK *etm_env_ctrl_blk = NULL; + +/* FreeCalypso addition */ +int etm_is_running; + + +/****************************************************************************** +* Function : etm_get_info +* +* Description : This function is called by the RV manager to learn +* driver requirements in terms of memory, SWEs... +* +* Parameters : T_RVM_INFO_SWE * swe_info: pointer to the structure to fill +* containing infos related to the driver SWE. +* +* Return : T_RVM_RETURN +* +* History : 0.1 +* +* +******************************************************************************/ +T_RVM_RETURN etm_get_info(T_RVM_INFO_SWE *swe_info) +{ + /* SWE info */ + swe_info->swe_type = RVM_SWE_TYPE_4; + swe_info->type_info.type4.swe_use_id = ETM_USE_ID; + + memcpy(swe_info->type_info.type4.swe_name, "ETM", sizeof("ETM")); + swe_info->type_info.type4.stack_size = ETM_STACK_SIZE; + swe_info->type_info.type4.priority = RVM_ETM_TASK_PRIORITY; + + /* Set the return path */ + swe_info->type_info.type4.return_path.callback_func = NULL; + swe_info->type_info.type4.return_path.addr_id = 0; + + /* memory bank info */ + swe_info->type_info.type4.nb_mem_bank = 1; + + memcpy (swe_info->type_info.type4.mem_bank[0].bank_name, "ETM_PRIM", 9); + swe_info->type_info.type4.mem_bank[0].initial_params.size = ETM_MB_PRIM_SIZE; + swe_info->type_info.type4.mem_bank[0].initial_params.watermark = ETM_MB_PRIM_WATERMARK; + + /* linked SWE info */ + /* this SWE requires the ATP SWE to run */ +#ifdef RVM_ATP_SWE + swe_info->type_info.type4.nb_linked_swe = 1; + swe_info->type_info.type4.linked_swe_id[0] = ATP_USE_ID; +#else + swe_info->type_info.type4.nb_linked_swe = 0; +#endif + + /* generic functions */ + swe_info->type_info.type4.set_info = etm_set_info; + swe_info->type_info.type4.init = etm_init; + swe_info->type_info.type4.core = etm_start; + swe_info->type_info.type4.stop = etm_stop; + swe_info->type_info.type4.kill = etm_kill; + + return RVM_OK; +} + + +/****************************************************************************** +* Function : etm_set_info +* +* Description : This function is called by the RV manager to inform +* the driver SWE about task_id, mb_id and error function. +* +* Parameters : - T_RVF_ADDR_ID addr_id: unique path to the SWE. +* - T_RV_RETURN ReturnPath[], array of return path for linked SWE +* - T_RVF_MB_ID mbId[]: array of memory bank ids. +* - callback function to call in case of unrecoverable error. +* +* Return : T_RVM_RETURN +* +* History : 0.1 +* +* +******************************************************************************/ + +T_RVM_RETURN etm_set_info (T_RVF_ADDR_ID addr_id, + T_RV_RETURN return_path[], + T_RVF_MB_ID bk_id[], + T_RVM_RETURN (*rvm_error_ft)(T_RVM_NAME swe_name, + T_RVM_RETURN error_cause, + T_RVM_ERROR_TYPE error_type, + T_RVM_STRING error_msg)) +{ + /* Create instance gathering all the variable used by EXPL instance */ + if (rvf_get_buf(bk_id[0], + sizeof(T_ETM_ENV_CTRL_BLK), + (T_RVF_BUFFER**)&etm_env_ctrl_blk) != RVF_GREEN) + { + /* The environemnt will cancel the ETM instance creation. */ + return RVM_MEMORY_ERR; + } + + + /* Store the pointer to the error function */ + etm_env_ctrl_blk->error_ft = rvm_error_ft ; + /* Store the mem bank id. */ + etm_env_ctrl_blk->prim_id = bk_id[0]; + /* Store the addr id */ + etm_env_ctrl_blk->addr_id = addr_id; + + /* + * Task ID (task_id) and Memory bank ID (mb_id) can be retrieved later + * using rvf_get_taskid and rvf_get_mb_id functions. + */ + + /* return_path of linked SWE -> not used */ + + return RVM_OK; +} + + +/****************************************************************************** +* Function : etm_init +* +* Description : This function is called by the RV manager to initialize the +* etm SWE before creating the task and calling etm_start. +* +* Parameters : None +* +* Return : T_RVM_RETURN +* +* History : 0.1 (20-August-2000) +* +* +******************************************************************************/ + +T_RVM_RETURN etm_init(void) +{ + etm_is_running = 1; /* FreeCalypso addition */ + return RVM_OK; +} + + +/****************************************************************************** +* Function : etm_start +* +* Description : This function is called by the RV manager to start the etm +* SWE, it is the body of the task. +* +* Parameters : None +* +* Return : T_RVM_RETURN +* +* History : 0.1 +* +* +******************************************************************************/ + +T_RVM_RETURN etm_start(void) +{ + etm_task(); + return RV_OK; +} + + +/****************************************************************************** +* Function : etm_stop +* +* Description : This function is called by the RV manager to stop the etm SWE. +* +* Parameters : None +* +* Return : T_RVM_RETURN +* +* History : 0.1 +* +******************************************************************************/ + +T_RVM_RETURN etm_stop(void) +{ + etm_is_running = 0; /* FreeCalypso addition */ + return RVM_OK; +} + +/****************************************************************************** +* Function : etm_kill +* +* Description : This function is called by the RV manager to kill the etm +* SWE, after the etm_stop function has been called. +* +* Parameters : None +* +* Return : T_RVM_RETURN +* +* History : 0.1 +* +* +******************************************************************************/ + +T_RVM_RETURN etm_kill (void) +{ + rvf_free_buf(etm_env_ctrl_blk); + return RVM_OK; +}