os_task_profiling.h

本程序为ST公司开发的源代码

/*____________________________________________________________________________
| FILE:         os_task_profiling.h
| PROJECT:      OS20_ACCORDO+
| SW-COMPONENT: 
|_____________________________________________________________________________
| DESCRIPTION:  OS Header file for task profiling OS handling
|_____________________________________________________________________________
| COPYRIGHT:    (c) 2005 STMicroelectronics, Arzano (ITALY)
| HISTORY:
| Date      					     | Modification               | Author
|_____________________________________________________________________________
| $Date: 2006/04/26 17:59:51 $  | Initial revision           | $Author: kutik $
|____________________________________________________________________________*/

#ifndef _OS_TASK_PROFILING_H_
#define _OS_TASK_PROFILING_H_

#if	(OS20_PROFILING == 1)

/***********************************************************************************/
							/* OS Public functions */
/***********************************************************************************/

// variable 'task_profiling_activated' shall not been accessed directly, but only
// via macro's OS_TASK_PROFILE_xxx() (see below)
// functions 'DO_xxx' shall not been called directly, but only
// via macro's OS_TASK_PROFILE_xxx() (see below)

// To indicate that task-profiling is activated
extern int task_profiling_activated;

/* To measure OS context switch */
void Do_context_switch (int task_id);

/* To measure OS context start (i.e. first thread after an isr */
void Do_context_start (int task_id);

/* To measure OS isr starting */
void Do_isr_start (void);

/* To measure OS isr stopping */
void Do_isr_end (int vector_id);

#define OS_TASK_PROFILE_CONTEXT_SWITCH(a) \
   {  \
      if (task_profiling_activated) \
      {  \
         Do_context_switch ((a));   \
      }  \
   }
#define OS_TASK_PROFILE_CONTEXT_START(a) \
   {  \
      if (task_profiling_activated) \
      {  \
         Do_context_start ((a));   \
      }  \
   }
#define OS_TASK_PROFILE_ISR_START() \
   {  \
      if (task_profiling_activated) \
      {  \
         Do_isr_start ();   \
      }  \
   }
#define OS_TASK_PROFILE_ISR_END(a) \
   {  \
      if (task_profiling_activated) \
      {  \
         Do_isr_end ((a));   \
      }  \
   }

#else

// No task-profiling, so no code is generated

// empty defines!
#define OS_TASK_PROFILE_CONTEXT_SWITCH(a)
#define OS_TASK_PROFILE_CONTEXT_START(a)
#define OS_TASK_PROFILE_ISR_START()
#define OS_TASK_PROFILE_ISR_END(a)

#endif //#endif (OS20_PROFILING)

#endif   // _OS_TASK_PROFILING_H_