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优先级继承协议支持

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This commit is contained in:
zhangzheng
2025-03-11 17:03:30 +08:00
parent dc7a0675fa
commit 141a6fd96b
13 changed files with 574 additions and 31 deletions
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11
mkrtos_knl/knl/thread_knl.c
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@@ -51,6 +51,7 @@ static thread_t *knl_thread[CONFIG_CPU];
static slist_head_t del_task_head;
static umword_t cpu_usage[CONFIG_CPU];
static spinlock_t del_lock;
static umword_t cpu_usage_last_tick_val[CONFIG_CPU];
static void knl_main(void)
{
@@ -131,17 +132,21 @@ static inline uint32_t thread_knl_get_current_run_nr(void)
return atomic_read(&knl_thread[arch_get_current_cpu_id()]->time_count);
}
static uint32_t cpu_usage_last_tick_val[CONFIG_CPU];
/**
* 计算cpu占用率
*/
void thread_calc_cpu_usage(void)
{
uint8_t cur_cpu_id = arch_get_current_cpu_id();
umword_t tick = thread_knl_get_current_run_nr();
if (sys_tick_cnt_get() % 1000 == 0)
{
cpu_usage[cur_cpu_id] = 1000 - ((thread_knl_get_current_run_nr() - cpu_usage_last_tick_val[cur_cpu_id]));
cpu_usage_last_tick_val[cur_cpu_id] = thread_knl_get_current_run_nr();
mword_t calc = tick - cpu_usage_last_tick_val[cur_cpu_id];
calc = calc > 1000 ? 1000 : calc;
cpu_usage[cur_cpu_id] = 1000 - calc;
cpu_usage_last_tick_val[cur_cpu_id] = tick;
// printk("%d\n", cpu_usage[arch_get_current_cpu_id()]);
}
}