ttss_sop/source/ctask/task.h

/********************************
2013.7.23 add dictionary and task step by cc

任务:task
任务段:task step
任务标志:sh  ( struct handle)

下一个任务段sh_next
缓存的任务段,sh_next执行完后执行sh_pre

***************************/
/*****************************************************
*==============================================================
*			  HISTORY
* Below this line, this part is controlled by TSTS. DO NOT MODIFY!!
伪时间片嵌入式平台(Task Step by Step Turn by Turn Structure，简称TSTS）
*==============================================================
****************************************************************************/

#ifndef   _TASK_H_
#define   _TASK_H_	 
#include "../clib/type.h" 
#include "../msp/time.h"
#include "task.h" 
#include "tick.h" 

typedef struct _ts_task
{	
	volatile UN_TYPE en;			//关闭任务,也可以理解为暂停,但是使用idelay的地方时间在后台计数任务在延时到了后才暂停,而的delay相当于暂停
	volatile UN_TYPE sh;			//当前任务段
	volatile UN_TYPE sh_next;		//下一个任务段,并不代表一定下一任务段一定是他,有可能中间插入延时等任务段
	volatile UN_TYPE sh_pre;		//前一个任务段,一般为调出缓存任务段使用
	vU32 n;
}TS_task;

#define D_task_close		0
#if 0
#define D_task_Tdelay		0x01
#define D_task_stop			0x04
#define D_task_Cdelay		0x09
#define D_task_init			0x10
#define D_task_quit			0xf0
#else

#define D_task_init			0xf0
#define D_task_Tdelay		0xf1
#define D_task_Cdelay		0xf2
#define D_task_stop			0xf3
#define D_task_quit			0xf4
#endif

//>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>内部调用 s->task
#define L2_task_delay_over()		s->task.sh = s->task.sh_next
#define L2_task_go(next)			s->task.sh = next;
#define L2_task_en(onf)				s->task.en = onf;

#define L2_task_busy(s)				(D_task_close != s.task.sh)
#define L2_task_free(s)				(D_task_close == s.task.sh)

#define L2_task_go_father()			s->task.sh = s->task.sh_pre;
#define L2_task_go_son(fun,pre)		s->task.sh = fun;s->task.sh_pre = pre;

/// task 定时>>>>>>>>>>>>>>TTSS
/// D_task_Tdelay == task  timer  delay 需要额外有个定时单元 和time0定时器设置相关
/// Delay_cycle适用于 时间短的,其一次循环取决于主循环的时间,和Tdelay比,Cdelay长时间计时误差大
#define L2_task_switch_default_idelay();	\
	case D_task_Tdelay:\
		if (s_nos_tick.jiffies >= s->task.n)\
		{\
			L2_task_delay_over();\
		}\
		break;					\
	case D_task_Cdelay:\
		s->task.n--;			\
		if (s->task.n == 0)		\
		{						\
			s->task.n = 0;		\
			L2_task_delay_over();\
		}	\
		break;\
	default :	\
		break;

//if(delay_n+s_time0.t_10ms > 655340)
//{s_time0.t_10ms = 0;}
//fix  201312 防止s_time0.t_10ms 溢出
// 但是有风险
//>>L2_task_delay一定要放在L2_task_go之后
#define L1_task_Tdelay(delay_n)		s->task.sh_next = s->task.sh;\
									s->task.sh = D_task_Tdelay;\
									s->task.n = delay_n + s_nos_tick.jiffies;


//>>L2_task_delay一定要放在L2_task_go之后
#define L1_task_Cdelay(delay_n)		s->task.sh_next = s->task.sh;\
									s->task.sh = D_task_Cdelay;\
									s->task.n = delay_n

#define L2_task_go_Tdelay(next,delay_n)			do{	\
						if(delay_n)	\
						{		\
							s->task.sh_next = next;\
							s->task.sh = D_task_Tdelay;\
							s->task.n = (delay_n) + s_nos_tick.jiffies;	\
						}	\
						else	\
						{	\
							s->task.sh = next;	\
						}	\
					}while(0)	

#define L2_task_go_Cdelay(next,delay_n)			do{	\
						if(delay_n)	\
						{		\
							s->task.sh_next = next;\
							s->task.sh = D_task_Cdelay;\
							s->task.n = (delay_n);	\
						}	\
						else	\
						{	\
							s->task.sh = next;	\
						}	\
					}while(0)	

//>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> 外部调用
#define L3_task_s_go(s,next)			(s).task.sh = next;
#define L2_task_s_go_son(s,fun,pre)			(s).task.sh = fun;(s).task.sh_pre = pre;
#define L3_task_s_time_start(s,delay)			(s).task.n = delay+s_nos_tick.t_1s;
#define L3_task_s_en(s,onf)			(s).task.en = onf;
#define L3_task_s_busy(s)			(D_task_close != (s).task.sh)
#define L3_task_s_free(s)			(D_task_close == (s).task.sh)
#define L3_task_s_step(s)			((s).task.sh)

///>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
#define TTSS_Task_init();	switch(s->task.sh)\
							{\
								case D_task_init:{\
									
#define TTSS_Task_step(step);    	break;}\
							case (step):{
#define TTSS_Task_end(); 			break;}\
							L2_task_switch_default_idelay();}
#define TTSS_Task_fun(step);    	break;}\
							case (step):{
//<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

extern void L1_task_init(TS_task  *s);

#endif//_TASK_H_
/*****************************************************
*==============================================================
*							 HISTORY
* Below this line, this part is controlled by TSTS. DO NOT MODIFY!!
伪时间片嵌入式平台(Task Step by Step Turn by Turn Structure，简称TSTS）
*==============================================================
****************************************************************************/