pwr_env.c

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/*****************************************************************************/
/*                                                                           */
/*  File Name: pwr_env.c                                                     */
/*                                                                           */
/*  Purpose: This file contains definitions for RV manager related           */
/*           functions used to get info, start and stop the PWR SWE.         */
/*                                                                           */
/*  Version    0.1                                                           */
/*                                                                           */
/*  Date       Modification                                                  */
/*  ------------------------------------                                     */
/*  20/08/2000 Create                                                        */
/*                                                                           */
/* Author      Candice Bazanegue ([e-mail])                           */
/*                                                                           */
/* (C) Copyright 2000 by Texas Instruments Incorporated, All Rights Reserved */
/*****************************************************************************/

#include "rv_defined_swe.h"	   // for RVM_PWR_SWE

#ifdef RVM_PWR_SWE

#include "rvm_priorities.h"
#include "rvm_api.h"
#include "pwr_env.h"
#include "spi_env.h"
#include "pwr_cust.h"
#include "pwr_analog_dev.h"
#include "rvm_use_id_list.h"
#include <string.h>

/* Define a pointer to the PWR environment control block */
T_PWR_ENV_CTRL_BLK *pwr_env_ctrl_blk = NULL;

/* Define global pointer to the error function */
static T_RVM_RETURN (*pwr_error_ft) (T_RVM_NAME    swe_name,
                                     T_RVM_RETURN  error_cause,
                                     T_RVM_ERROR_TYPE  error_type,
                                     T_RVM_STRING   error_msg);


/******************************************************************************
* Function name: pwr_get_info
*
* Description : Generic PWR get info  function : provide general information 
*               regarding the PWR SWE to the Riviera Manager
*               For more details, see Riviera Manager documentation
*
* Parameters :  Pointer on the info structure
*
* Return     :  Always OK 
*
* History    :
*
******************************************************************************/
T_RVM_RETURN pwr_get_info (T_RVM_INFO_SWE  *infoSWE)
{
   /* SWE info */
   infoSWE->swe_type = RVM_SWE_TYPE_1;
   infoSWE->type_info.type1.swe_use_id = PWR_USE_ID;

   memcpy( infoSWE->type_info.type1.swe_name, "PWR", sizeof("PWR") );

   /* Set the return path */
   infoSWE->type_info.type1.return_path.callback_func = NULL;
   infoSWE->type_info.type1.return_path.addr_id       = 0;


   /* memory bank info */
   infoSWE->type_info.type1.nb_mem_bank = 1;

   memcpy ((UINT8 *) infoSWE->type_info.type1.mem_bank[0].bank_name, "PWR_PRIM", 9);
   infoSWE->type_info.type1.mem_bank[0].initial_params.size          = PWR_MB_PRIM_SIZE;
   infoSWE->type_info.type1.mem_bank[0].initial_params.watermark     = PWR_MB_PRIM_WATERMARK;


   /* Linked SW entities : PWR needs SPI */ 
   infoSWE->type_info.type1.nb_linked_swe = 1;
   infoSWE->type_info.type1.linked_swe_id[0] = SPI_USE_ID;

   /* generic functions */
   infoSWE->type_info.type1.set_info = pwr_set_info;
   infoSWE->type_info.type1.init     = pwr_init;
   infoSWE->type_info.type1.start    = pwr_start;
   infoSWE->type_info.type1.stop     = pwr_stop;
   infoSWE->type_info.type1.kill     = pwr_kill;

   return RV_OK;
}


/******************************************************************************
* Function    : pwr_set_info
*
* Description : This function is called by the RV manager to inform  
*               the pwr SWE about task_id, mb_id and error function.
*
* Parameters  : - T_RVM_TASK_ID  taskId[]: array of task_id.
*                 taskId[0] contains pwr task_id.
*               - T_RVF_MB_ID mbId[]: array of memory bank ids.
*               - callback function to call in case of unrecoverable error.
*
* Return      : T_RVM_RETURN
* 
* History     : 
*
*
******************************************************************************/
T_RVM_RETURN pwr_set_info(T_RVF_ADDR_ID   addr_id,
                          T_RV_RETURN     return_path[],
                          T_RVF_MB_ID     mbId[],
                          T_RVM_RETURN  (*callBackFct) (T_RVM_NAME SWEntName,
                                                        T_RVM_RETURN errorCause,
                                                        T_RVM_ERROR_TYPE errorType,
                                                        T_RVM_STRING errorMsg))
{
   T_RVF_MB_STATUS   mb_status;


   rvf_send_trace("PWR: pwr_set_info: try to init GLOBAL INFO PWR structure ...",60,
                  NULL_PARAM,
                  RV_TRACE_LEVEL_DEBUG_HIGH,
                  PWR_USE_ID);

   mb_status = rvf_get_buf(mbId[0],sizeof(T_PWR_ENV_CTRL_BLK),(void **) &pwr_env_ctrl_blk);

   if (mb_status == RVF_RED) 
   {
      rvf_send_trace("PWR : pwr_set_info: Not enough memory to initiate GLOBAL INFO PWR structure ... ",86,
                     NULL_PARAM,
                     RV_TRACE_LEVEL_ERROR,
                     PWR_USE_ID);

      return (RVM_MEMORY_ERR);
   }


   /* store the pointer to the error function */
   pwr_error_ft = callBackFct ;

   /* Store the addr id */
   /* Same task id than SPI but different mailbox */
   pwr_env_ctrl_blk->addr_id = SPI_GBL_INFO_PTR->addr_id;

   pwr_env_ctrl_blk->prim_id = mbId[0];

   pwr_env_ctrl_blk->charging_state = CHARGE_STOPPED;
   pwr_env_ctrl_blk->madc_eoc_current_code = (UINT16)(1000 * END_OF_CHARGE_I / MADC_CURRENT_STEP); /* modified after i2v calibration */
   pwr_env_ctrl_blk->max_voltage_code = (UINT16)(1000 * ((END_OF_CHARGE_V + MADC_OFFSET)/4) / MADC_VOLTAGE_STEP);

   pwr_env_ctrl_blk->power_info.info_enable = FALSE;
   /* initalize the return path */
   pwr_env_ctrl_blk->power_info.return_path.addr_id = RVF_INVALID_ADDR_ID;
   pwr_env_ctrl_blk->power_info.return_path.callback_func = NULL;
   pwr_env_ctrl_blk->power_alert.remain_capa_threshold =0x0A;
   /* initalize the return path */
   pwr_env_ctrl_blk->power_alert.return_path.addr_id = RVF_INVALID_ADDR_ID;
   pwr_env_ctrl_blk->power_alert.return_path.callback_func = NULL;
   /* initalize the return path */
   pwr_env_ctrl_blk->power_emergency.addr_id = RVF_INVALID_ADDR_ID;
   pwr_env_ctrl_blk->power_emergency.callback_func = NULL;

   pwr_env_ctrl_blk->bat_celsius_temp = 0;
   pwr_env_ctrl_blk->timer0_state = BATTERY_SHORT_TEST;

   return RV_OK;
}


/******************************************************************************
* Function    : pwr_init
*
* Description : This function is called by the RV manager to initialize the 
* pwr SWE before creating the task and calling pwr_start. 
*
* Parameters  : None
*
* Return      : T_RVM_RETURN
* 
* History     : 
*
*
******************************************************************************/
T_RVM_RETURN pwr_init(void)
{
   return RV_OK;
}



/******************************************************************************
* Function  :   pwr_start
*
* Description : This function is called by the RV manager to start the pwr
*               SWE, it is the body of the task.
*
* Parameters  : None
*
* Return      : T_RVM_RETURN
* 
* History     : 
*
*
******************************************************************************/
T_RVM_RETURN pwr_start(void)
{
   return RV_OK;
}


/******************************************************************************
* Function    : pwr_stop
*
* Description : This function is called by the RV manager to stop the pwr SWE.
*
* Parameters  : None
*
* Return      : T_RVM_RETURN
* 
* History     : 
*
*
******************************************************************************/
T_RVM_RETURN pwr_stop(void)
{
   return RV_OK;
}


/******************************************************************************
* Function	  : pwr_kill
*
* Description : This function is called by the RV manager to kill the pwr
*               SWE, after the pwr_stop function has been called.
*
* Parameters  : None
*
* Return      : T_RVM_RETURN
* 
* History     : 
*
*
******************************************************************************/
T_RVM_RETURN pwr_kill (void)
{
   /* free all memory buffer previously allocated */
   rvf_free_buf ((void *) pwr_env_ctrl_blk);

   return RV_OK;
}

#endif /* #ifdef RVM_PWR_SWE */