timer.h

这同样是FS8610相关的代码.看起来不错啊.

/**
 * \addtogroup timer 
 * @{
 */

/**
 * \file timer.h
 * \brief Timers Functions Header File for L4MCU (Keil C Compiler).
 * \author Guanglei Yin <[e-mail]>
 */
 
/*
******************************************************************************
*
Copyright (c) 2006 FameG Shanghai, Inc. All rights reserved.
*
This is unpublished proprietary source code of FameG Shanghai, Inc.
*
The copyright notice above does not evidence any actual or intended
*
publication of such source code.
******************************************************************************
*/
/*
******************************************************************************
*
Project: T4 L4MCU FPGA verification
*
Filename: timer.h
*
Date: 28/03/06
*
Purpose: timers functions for L4MCU (Keil C Compiler)
*
Author: Guanglei Yin
******************************************************************************
*/

#ifndef __TIMER_H__
#define __TIMER_H__

#include "kernel/system.h"

/***************************************************************************** 
*                          CONSTANT DEFINES                                                                         *
*****************************************************************************/



/***************************************************************************** 
*                                       MACROS                                                                            *
*****************************************************************************/




/***************************************************************************** 
*                                       DATA TYPES                                                                      *
*****************************************************************************/

/** Timer structure defination. */
struct timer_pool_t
{
	UINT32 value;       /**< Value of an in-used timer. */
	UINT8 free;         /**< Indicate a timer in pool free or not. */
};



/***************************************************************************** 
*                    FUNCTIONS DECLARATION                                                                      *
*****************************************************************************/

extern UINT8 get_timer(void);			/* Get Timer from Timer Pool 	    */
extern void free_timer(UINT8);			/* Return Timer to Timer Pool	    */
extern void init_timer(UINT8,UINT32);	/* Init timers timeout value	    */
extern void timer_pool_init(void);		/* Init the pool when system starts	*/
extern UINT32 check_timer(UINT8);		/* Return Timers value			    */ 	
extern void decrement_timers(void);	/* decrement all timers' values     */



/***************************************************************************** 
*                   GLOBAL VARIABLES DECLARATION                                                            *
*****************************************************************************/




#endif	  /*__TIMER_H__*/

/** @} */