timer.c 文件参考

#include <rtthread.h>
#include <rthw.h>
#include <rtdbg.h>

timer.c 的引用(Include)关系图:

浏览该文件的源代码.

宏定义
#define	DBG_TAG   "kernel.timer"
#define	DBG_LVL   DBG_INFO

函数
rt_inline struct rt_spinlock *	_timerlock_idx (struct rt_timer *timer)
rt_inline void	_timer_remove (rt_timer_t timer)
void	rt_timer_dump (rt_list_t timer_heads[])
void	rt_timer_init (rt_timer_t timer, const char *name, void(*timeout)(void *parameter), void *parameter, rt_tick_t time, rt_uint8_t flag)
	RTM_EXPORT (rt_timer_init)
rt_err_t	rt_timer_detach (rt_timer_t timer)
	RTM_EXPORT (rt_timer_detach)
rt_timer_t	rt_timer_create (const char *name, void(*timeout)(void *parameter), void *parameter, rt_tick_t time, rt_uint8_t flag)
	RTM_EXPORT (rt_timer_create)
rt_err_t	rt_timer_delete (rt_timer_t timer)
	RTM_EXPORT (rt_timer_delete)
rt_err_t	rt_timer_start (rt_timer_t timer)
	RTM_EXPORT (rt_timer_start)
rt_err_t	rt_timer_stop (rt_timer_t timer)
	RTM_EXPORT (rt_timer_stop)
rt_err_t	rt_timer_control (rt_timer_t timer, int cmd, void *arg)
	RTM_EXPORT (rt_timer_control)
void	rt_timer_check (void)
rt_tick_t	rt_timer_next_timeout_tick (void)
void	rt_system_timer_init (void)
void	rt_system_timer_thread_init (void)

宏定义说明

DBG_TAG

#define DBG_TAG   "kernel.timer"

在文件 timer.c 第 30 行定义.

DBG_LVL

#define DBG_LVL   DBG_INFO

在文件 timer.c 第 31 行定义.

函数说明

_timerlock_idx()

rt_inline struct rt_spinlock * _timerlock_idx

(

struct rt_timer *

timer

)

在文件 timer.c 第 96 行定义.

{
#ifdef RT_USING_TIMER_ALL_SOFT
    return &_stimer_lock;
#else
#ifdef RT_USING_TIMER_SOFT
    if (timer->parent.flag & RT_TIMER_FLAG_SOFT_TIMER)
    {
        return &_stimer_lock;
    }
    else
#endif /* RT_USING_TIMER_SOFT */
    {
        return &_htimer_lock;
    }
#endif
}

引用了 rt_object::flag, rt_timer::parent , 以及 RT_TIMER_FLAG_SOFT_TIMER.

这是这个函数的调用关系图:

_timer_remove()

rt_inline void _timer_remove

(

rt_timer_t

timer

)

Remove the timer

参数

timer

the point of the timer

在文件 timer.c 第 191 行定义.

{
    int i;
 
    for (i = 0; i < RT_TIMER_SKIP_LIST_LEVEL; i++)
    {
        rt_list_remove(&timer->row[i]);
    }
}

引用了 rt_timer::row, rt_list_remove() , 以及 RT_TIMER_SKIP_LIST_LEVEL.

函数调用图:

这是这个函数的调用关系图:

rt_timer_dump()

void rt_timer_dump

(

rt_list_t

timer_heads[]

)

dump the all timer information

参数

timer_heads

the head of timer

在文件 timer.c 第 225 行定义.

{
    rt_list_t *list;
 
    for (list = timer_heads[RT_TIMER_SKIP_LIST_LEVEL - 1].next;
         list != &timer_heads[RT_TIMER_SKIP_LIST_LEVEL - 1];
         list = list->next)
    {
        struct rt_timer *timer = rt_list_entry(list,
                                               struct rt_timer,
                                               row[RT_TIMER_SKIP_LIST_LEVEL - 1]);
        rt_kprintf("%d", _timer_count_height(timer));
    }
    rt_kprintf("\n");
}

引用了 rt_list_node::next, rt_timer::row, rt_kprintf, rt_list_entry , 以及 RT_TIMER_SKIP_LIST_LEVEL.