| 44 | } |
| 45 | |
| 46 | rt_weak rt_err_t rt_ktime_hrtimer_settimeout(unsigned long cnt) |
| 47 | { |
| 48 | static rt_timer_t timer = RT_NULL; |
| 49 | static struct rt_timer _sh_rtimer; |
| 50 | |
| 51 | RT_ASSERT(cnt > 0); |
| 52 | |
| 53 | if (timer == RT_NULL) |
| 54 | { |
| 55 | timer = &_sh_rtimer; |
| 56 | rt_timer_init(timer, "shrtimer", (void (*)(void *))rt_ktime_hrtimer_process, RT_NULL, cnt, RT_TIMER_FLAG_ONE_SHOT); |
| 57 | } |
| 58 | else |
| 59 | { |
| 60 | rt_tick_t tick = cnt; |
| 61 | rt_timer_control(timer, RT_TIMER_CTRL_SET_TIME, &tick); |
| 62 | rt_timer_control(timer, RT_TIMER_CTRL_SET_PARM, RT_NULL); |
| 63 | } |
| 64 | |
| 65 | if (timer->parent.flag & RT_TIMER_FLAG_ACTIVATED) |
| 66 | { |
| 67 | rt_timer_stop(timer); |
| 68 | } |
| 69 | |
| 70 | rt_timer_start(timer); |
| 71 | return RT_EOK; |
| 72 | } |
| 73 | |
| 74 | /** |
| 75 | * @brief convert cnt from cputimer cnt to hrtimer cnt |
no test coverage detected