#ifndef __DRV_TIMER_H__
#define __DRV_TIMER_H__

#include "bsp_common.h"


#define TIMER_RUN_FOREVER			0
#define TIMER_RUN_ONE_SHOT			1

#define TIMER_ONE_SHOT		(0x04)
#define TIMER_PERIODIC		(0x08)

typedef enum {
    TIMER_TYPE_HARDWARE = (0x01),	// 硬件 timer ，实时性较强，定时精度较高，占用中断时间
    TIMER_TYPE_SOFTWARE = (0x02)	// 软件 timer ，实时性较差，定时精度较差，不占用中断时间
} eTIMERTYPE;

struct drv_timer_t {
    void (*timerCallback)(void *user_data);

	void *user_data;

    eTIMERTYPE type;				// 类型 bit3:持续 bit2:单次 bit1:软件 bit0:硬件

    uint8_t start			:1;
    uint8_t timeout_flag	:1;
    uint8_t					:0;
    uint16_t period;				// 执行次数
    uint16_t period_temp;			// 暂存执行次数, 用于重置
    uint32_t timeout;				// 计时，单位为 ms
    uint32_t time_temp;				// 计时计数

    struct drv_timer_t  *next;
};


extern void drv_timer_start (struct drv_timer_t *timer);

extern void drv_timer_restart (struct drv_timer_t *timer);

extern void drv_timer_pause (struct drv_timer_t *timer);

extern void drv_timer_detach (struct drv_timer_t *timer);

extern void drv_timer_handler (uint8_t ms);

extern void drv_timer_linkUserData (struct drv_timer_t *timer, void *user_data);

extern void drv_timer_init (struct drv_timer_t *timer,
	void (*timerCallback)(void *user_data),
	uint32_t timeout,
	uint16_t period);


#endif	/* __DRV_TIMER_H__ */