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🆕 usleep()、nanosleep()

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This commit is contained in:
fslongjin
2022-07-12 12:01:51 +08:00
parent 4208c56074
commit 676260c537
21 changed files with 277 additions and 15 deletions
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14
kernel/time/timer.h
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@ -7,9 +7,9 @@
uint64_t volatile timer_jiffies = 0; // 系统时钟计数
// 计算接下来n毫秒对应的系统时间片
#define cal_next_n_ms_jiffies(expire_ms) (timer_jiffies + 1000*expire_ms / HPET0_INTERVAL + ((1000*expire_ms % HPET0_INTERVAL) ? 1 : 0))
#define cal_next_n_ms_jiffies(expire_ms) (timer_jiffies + 1000*expire_ms)
// 计算接下来n微秒对应的系统时间片
#define cal_next_n_us_jiffies(expire_us) (timer_jiffies + expire_us / HPET0_INTERVAL + ((expire_us % HPET0_INTERVAL) ? 1 : 0))
#define cal_next_n_us_jiffies(expire_us) (timer_jiffies + expire_us)
void timer_init();
@ -38,6 +38,16 @@ extern struct timer_func_list_t timer_func_head;
*/
void timer_func_init(struct timer_func_list_t *timer_func, void (*func)(void *data), void *data, uint64_t expire_ms);
/**
* @brief 初始化定时功能
*
* @param timer_func 队列结构体
* @param func 定时功能处理函数
* @param data 传输的数据
* @param expire_us 定时时长(单位：us)
*/
void timer_func_init_us(struct timer_func_list_t *timer_func, void (*func)(void *data), void *data, uint64_t expire_us);
/**
* @brief 将定时功能添加到列表中
*