diff options
| author | liukangcc <[email protected]> | 2021-12-15 10:09:31 +0800 |
|---|---|---|
| committer | Bernard Xiong <[email protected]> | 2021-12-17 10:24:48 +0800 |
| commit | 0c4e7337373821161e171057b081767a60c2f892 (patch) | |
| tree | 1329255115c1e099c52cadf244011261655e2910 /examples/kernel/mutex_simple.c | |
| parent | 7af733fa3fbfbf161ef2f265d851e5296cc216ac (diff) | |
[update] remove RT_USING_TC
Diffstat (limited to 'examples/kernel/mutex_simple.c')
| -rw-r--r-- | examples/kernel/mutex_simple.c | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/examples/kernel/mutex_simple.c b/examples/kernel/mutex_simple.c deleted file mode 100644 index ee875cca7d..0000000000 --- a/examples/kernel/mutex_simple.c +++ /dev/null @@ -1,172 +0,0 @@ -/* - * Copyright (c) 2006-2021, RT-Thread Development Team - * - * SPDX-License-Identifier: Apache-2.0 - * - * Change Logs: - * - */ -#include <rtthread.h> -#include "tc_comm.h" - -/* 指向线程控制块的指针 */ -static rt_thread_t tid1 = RT_NULL; -static rt_thread_t tid2 = RT_NULL; -static rt_thread_t tid3 = RT_NULL; -static rt_mutex_t mutex = RT_NULL; - -/* 线程1入口 */ -static void thread1_entry(void* parameter) -{ - /* 先让低优先级线程运行 */ - rt_thread_delay(10); - - /* 此时thread3持有mutex,并且thread2等待持有mutex */ - - /* 检查thread2与thread3的优先级情况 */ - if (tid2->current_priority != tid3->current_priority) - { - /* 优先级不相同,测试失败 */ - tc_stat(TC_STAT_END | TC_STAT_FAILED); - return; - } -} - -/* 线程2入口 */ -static void thread2_entry(void* parameter) -{ - rt_err_t result; - - /* 先让低优先级线程运行 */ - rt_thread_delay(5); - - while (1) - { - /* - * 试图持有互斥锁,此时thread3持有,应把thread3的优先级提升到thread2相同 - * 的优先级 - */ - result = rt_mutex_take(mutex, RT_WAITING_FOREVER); - - if (result == RT_EOK) - { - /* 释放互斥锁 */ - rt_mutex_release(mutex); - } - } -} - -/* 线程3入口 */ -static void thread3_entry(void* parameter) -{ - rt_tick_t tick; - rt_err_t result; - - while (1) - { - result = rt_mutex_take(mutex, RT_WAITING_FOREVER); - if (result != RT_EOK) - { - tc_stat(TC_STAT_END | TC_STAT_FAILED); - } - result = rt_mutex_take(mutex, RT_WAITING_FOREVER); - if (result != RT_EOK) - { - tc_stat(TC_STAT_END | TC_STAT_FAILED); - } - - /* 做一个长时间的循环,总共50个OS Tick */ - tick = rt_tick_get(); - while (rt_tick_get() - tick < 50) ; - - rt_mutex_release(mutex); - rt_mutex_release(mutex); - } -} - -int mutex_simple_init() -{ - /* 创建互斥锁 */ - mutex = rt_mutex_create("mutex", RT_IPC_FLAG_PRIO); - if (mutex == RT_NULL) - { - tc_stat(TC_STAT_END | TC_STAT_FAILED); - return 0; - } - - /* 创建线程1 */ - tid1 = rt_thread_create("t1", - thread1_entry, RT_NULL, /* 线程入口是thread1_entry, 入口参数是RT_NULL */ - THREAD_STACK_SIZE, THREAD_PRIORITY - 1, THREAD_TIMESLICE); - if (tid1 != RT_NULL) - rt_thread_startup(tid1); - else - tc_stat(TC_STAT_END | TC_STAT_FAILED); - - /* 创建线程2 */ - tid2 = rt_thread_create("t2", - thread2_entry, RT_NULL, /* 线程入口是thread2_entry, 入口参数是RT_NULL */ - THREAD_STACK_SIZE, THREAD_PRIORITY, THREAD_TIMESLICE); - if (tid2 != RT_NULL) - rt_thread_startup(tid2); - else - tc_stat(TC_STAT_END | TC_STAT_FAILED); - - /* 创建线程3 */ - tid3 = rt_thread_create("t3", - thread3_entry, RT_NULL, /* 线程入口是thread3_entry, 入口参数是RT_NULL */ - THREAD_STACK_SIZE, THREAD_PRIORITY + 1, THREAD_TIMESLICE); - if (tid3 != RT_NULL) - rt_thread_startup(tid3); - else - tc_stat(TC_STAT_END | TC_STAT_FAILED); - - return 0; -} - -#ifdef RT_USING_TC -static void _tc_cleanup() -{ - /* 调度器上锁,上锁后,将不再切换到其他线程,仅响应中断 */ - rt_enter_critical(); - - /* 删除线程 */ - if (tid1 != RT_NULL && tid1->stat != RT_THREAD_CLOSE) - rt_thread_delete(tid1); - if (tid2 != RT_NULL && tid2->stat != RT_THREAD_CLOSE) - rt_thread_delete(tid2); - if (tid3 != RT_NULL && tid3->stat != RT_THREAD_CLOSE) - rt_thread_delete(tid3); - - if (mutex != RT_NULL) - { - rt_mutex_delete(mutex); - } - - /* 调度器解锁 */ - rt_exit_critical(); - - /* 设置TestCase状态 */ - tc_done(TC_STAT_PASSED); -} - -int _tc_mutex_simple() -{ - /* 设置TestCase清理回调函数 */ - tc_cleanup(_tc_cleanup); - mutex_simple_init(); - - /* 返回TestCase运行的最长时间 */ - return 100; -} -/* 输出函数命令到finsh shell中 */ -FINSH_FUNCTION_EXPORT(_tc_mutex_simple, sime mutex example); -#else -/* 用户应用入口 */ -int rt_application_init() -{ - mutex_simple_init(); - - return 0; -} -#endif |
