static rt_uint8_t soft_timer_status = RT_SOFT_TIMER_IDLE; 和——以下摘自 `rt_timer_start` 函数 #ifdef RT_USING_TIMER_SOFT if (timer->parent.flag & RT_TIMER_FLAG_SOFT_TIMER) { /* check whether timer thread is ready */ if ((soft_timer_status == RT_SOFT_TIMER_IDLE) && ((timer...
而rt_tick 随着硬件定时器的触发一直在增长(每一次硬件定时器中断来临,rt_tick 变量会加 1),50 个 tick 以后,rt_tick 从 20 增长到 70,与Timer1 的 timeout 值相等,这时会触发与 Timer1 定时器相关联的超时函数,同时将Timer1 从 rt_timer_list 链表上删除。 同理,100 个 tick 和 500 个 tick 过去...
rt_ubase_t init_tick;/* 线程初始化计数值 */rt_ubase_t remaining_tick;/* 线程剩余计数值 */struct rt_timer thread_timer;/* 内置线程定时器 */void(*cleanup)(struct rt_thread*tid);/* 线程退出清除函数 */rt_uint32_t user_data;/* 用户数据 */}; 代码语言:javascript 代码运行次数:0 运行...
includes the implementation of objects in the kernel system, such as multi-threading and its scheduling, semaphore, mailbox, message queue, memory management, timer, etc.; libcpu/BSP (Chip Migration Related Files/Board Support Package) is closely related to hardware and consists of peripheral driv...
("thread %d is running ,thread %d count = %d\n", value , value , count); if(count> 200) return; } count++; } } int timeslice_sample(void) { rt_thread_t tid = RT_NULL; /* 创建线程 1 */ tid = rt_thread_create("thread1", thread_entry, (void*)1, THREAD_STACK_SIZE, ...
/**< remaining tick*/structrt_timer thread_timer;/**< built-in thread timer*/void(*cleanup)(structrt_thread *tid);/**< cleanup function when thread exit*//*light weight process if present*/#ifdef RT_USING_LWPvoid*lwp;#endifrt_uint32_t user_data;/**< private user data beyond this...
wait_for_running_timer posix_cpu_thread_call run_posix_cpu_timers posix_cpu_timers_thread run_hrtimer_softirq hrtimer_rt_run_pending hrtimer_rt_reprogram 3.3 RT对RCU的修改 RCU有三种 CONFIG_PREEMPT_RCU和CONFIG_TREE_RCU两者区别? 3.4 RT Mutex ...
* without an RT task running, it can cause RT tasks to * throttle when they start up. Kick the timer right away * to update the period. */ hrtimer_forward_now(&rt_b->rt_period_timer, ns_to_ktime(0)); hrtimer_start_expires(&rt_b->rt_period_timer, ...
rtc:Reconfigurable clock framework; Fixed the bug that triggered the alarm for a single time and repeatedly used the timer that did not start. hwtimer:Overflow is invalid in oneshot mode. core:Revised the macros of header files. wlan:Fixed some variables not used warnings when building. ...
Watchdog timer SPI retrigger I/O retrigger *NOTE: 1 ppm ≈ 86 milliseconds/day Memory Options 64 bytes SRAM 2 Kbits or 1 Kbits EEPROM 128 bits Unique ID 0 = Blank 1 = EUI-48 MAC address 2 = EUI-64 MAC address Voltage and Current Main power (oscillator running) VCC = 1.8V...