schedule.c

T89C51CC01 uart BOOTLOAD

/*C*****************************************************************************
* FILE_NAME         : scheduler.c                                             
*----------------------------------------------------------------------------
* FILE_CREATED_BY   : BERTHY JS                                             
* FILE_CREATION_DATE: 4/05/00                                              
*----------------------------------------------------------------------------
* FILE_PURPOSE:    
*
******************************************************************************/
/*_____ I N C L U D E - F I L E S ____________________________________________*/
#include "compiler.h"
#include "config.h"
#include "schedule.h"
#include "schedule_conf.h"

/*_____ P R I V A T E - F U N C T I O N S - D E C L A R A T I O N ____________*/
void call_next_task(void);


/*_____ L O C A L S __________________________________________________________*/

Uchar task_in_progress; 


/*_____ P U B L I C - F U N C T I O N S ______________________________________*/


/*F**************************************************************************
* FUNCTION_NAME: schedule                                             
*----------------------------------------------------------------------------
* FUNCTION_AUTHOR: BERTHY J.S.                                              
* FUNCTION_DATE  :                                                  
*----------------------------------------------------------------------------
* FUNCTION_PURPOSE:                          
* FUNCTION_INPUTS : 
* FUNCTION_OUTPUTS:                                                    
*----------------------------------------------------------------------------
* GLOBAL VARIABLES USED :
******************************************************************************
* NOTE:                                                                      
******************************************************************************/
void schedule(void)
{
  switch(task_in_progress)
  {
    case SCHED_TASK_1:
		{
	  	TASK_1;
	  	call_next_task();
	  	break;
		}
    case SCHED_TASK_2:
		{
	  	TASK_2;
	  	call_next_task();
	  	break;
		}
    case SCHED_TASK_3:
		{
	  	TASK_3;
	  	call_next_task();
	  	break;
		}
    case SCHED_TASK_4:
		{
	  	TASK_4;
	  	call_next_task();
	  	break;
		}
    default:
		{
      activate_new_schedul();
      break;
		}
  }
}

/*F**************************************************************************
* FUNCTION_NAME: schedule_init                                             
*----------------------------------------------------------------------------
* FUNCTION_AUTHOR: BERTHY J.S.                                              
* FUNCTION_DATE  : 4/05/00                                                 
*----------------------------------------------------------------------------
* FUNCTION_PURPOSE:                          
* FUNCTION_INPUTS : void
* FUNCTION_OUTPUTS: void                                                                                                                 
******************************************************************************/
void schedule_init(void)
{
  task_in_progress = SCHED_TASK_1;
  INIT_TASK_1;  
  INIT_TASK_2;  
  INIT_TASK_3;  
  INIT_TASK_4;  
}

/*F**************************************************************************
* FUNCTION_NAME: activate_new_schedul                                             
*----------------------------------------------------------------------------
* FUNCTION_AUTHOR: BERTHY J.S.                                              
* FUNCTION_DATE  : 4/05/00                                                 
*----------------------------------------------------------------------------
* FUNCTION_PURPOSE:                          
* FUNCTION_INPUTS : void
* FUNCTION_OUTPUTS: void                                                                                                                 
******************************************************************************/
void activate_new_schedul(void)
{
  task_in_progress = SCHED_TASK_1;
}


/*_____ P R I V A T E - F U N C T I O N S ____________________________________*/


/*F**************************************************************************
* FUNCTION_NAME: call_next_task                                             
*----------------------------------------------------------------------------
* FUNCTION_AUTHOR: BERTHY J.S.                                              
* FUNCTION_DATE  : 4/05/00                                                 
*----------------------------------------------------------------------------
* FUNCTION_PURPOSE:                          
* FUNCTION_INPUTS : void
* FUNCTION_OUTPUTS: void                                                                                                                 
******************************************************************************/
void call_next_task(void)
{
  task_in_progress++;
}

/*F**************************************************************************
* FUNCTION_NAME: default_schedul_fct                                             
*----------------------------------------------------------------------------
* FUNCTION_AUTHOR: BERTHY J.S.                                              
* FUNCTION_DATE  : 4/05/00                                                 
*----------------------------------------------------------------------------
* FUNCTION_PURPOSE:                          
* FUNCTION_INPUTS : void
* FUNCTION_OUTPUTS: void                                                                                                                 
******************************************************************************/
void default_schedule_fct(void)
{
 
}