mirror of
https://gitee.com/Vancouver2017/luban-lite-t3e-pro.git
synced 2025-12-14 10:28:54 +00:00
60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
/*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Change Logs:
|
|
* Date Author Notes
|
|
* 2020-12-04 tyx first implementation
|
|
* 2021-01-17 Meco Man beautify cmd
|
|
*/
|
|
|
|
#include <rtconfig.h>
|
|
#ifdef RT_USING_FINSH
|
|
|
|
#include <stdlib.h>
|
|
#include "cpu_usage.h"
|
|
|
|
static volatile rt_thread_t tid;
|
|
|
|
static void load_thread(void *param)
|
|
{
|
|
while (tid != RT_NULL && (int)tid->user_data)
|
|
{
|
|
while ((int)tid->user_data >= rt_tick_get() % 100);
|
|
rt_thread_delay(1);
|
|
}
|
|
tid = RT_NULL;
|
|
}
|
|
|
|
void cpu_usage_msh(int argc, char *argv[])
|
|
{
|
|
if (argc == 3 && rt_strcmp(argv[1], "-l") == 0)
|
|
{
|
|
if (tid)
|
|
{
|
|
tid->user_data = strtoul(argv[2], RT_NULL, 10);
|
|
}
|
|
else
|
|
{
|
|
tid = rt_thread_create("usage", load_thread, RT_NULL, 256*4,
|
|
RT_THREAD_PRIORITY_MAX - 2, 20);
|
|
if (tid == RT_NULL)
|
|
{
|
|
rt_kprintf("create thread failed.");
|
|
}
|
|
tid->user_data = strtoul(argv[2], RT_NULL, 10);
|
|
rt_thread_startup(tid);
|
|
}
|
|
rt_kprintf("CPU usage adjusted to %d%c\n", tid->user_data, '%');
|
|
}
|
|
else if (argc == 1)
|
|
{
|
|
rt_kprintf("cpu: %d\n", (int)cpu_load_average());
|
|
}
|
|
else
|
|
{
|
|
rt_kprintf("%s\n", argv[0]);
|
|
}
|
|
}
|
|
MSH_CMD_EXPORT_ALIAS(cpu_usage_msh, top, cpu usage);
|
|
#endif
|