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andy
2025-07-05 19:47:28 +08:00
parent 8c12c1ffc3
commit 079aa9f868
550 changed files with 13358 additions and 17326 deletions
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50
Project/Src/rt-thread/examples/kernel/memp_simple.c
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@@ -1,8 +1,8 @@
/*
* 程序清单：内存池例程
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>嵥<EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*
* 这个程序会创建一个静态的内存池对象，2个动态线程。两个线程会试图分别从内存池中获得
* 内存块
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ᴴ<EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>̬<EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD>ض<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>2<EFBFBD><EFBFBD><EFBFBD><EFBFBD>̬<EFBFBD>̡߳<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̻߳<EFBFBD><EFBFBD><EFBFBD>ͼ<EFBFBD>ֱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>л<EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD>
*/
#include <rtthread.h>
#include "tc_comm.h"
@@ -11,11 +11,11 @@ static rt_uint8_t *ptr[48];
static rt_uint8_t mempool[4096];
static struct rt_mempool mp;
/* 指向线程控制块的指针 */
/* ָ<EFBFBD><EFBFBD><EFBFBD>߳̿<EFBFBD><EFBFBD>ƿ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD> */
static rt_thread_t tid1 = RT_NULL;
static rt_thread_t tid2 = RT_NULL;
/* 线程1入口 */
/* <EFBFBD>߳<EFBFBD>1<EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
static void thread1_entry(void* parameter)
{
int i;
@@ -25,7 +25,7 @@ static void thread1_entry(void* parameter)
{
for (i = 0; i < 48; i++)
{
/* 申请内存块 */
/* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD> */
rt_kprintf("allocate No.%d\n", i);
if (ptr[i] == RT_NULL)
{
@@ -33,16 +33,16 @@ static void thread1_entry(void* parameter)
}
}
/* 继续申请一个内存块，因为已经没有内存块，线程应该被挂起 */
/* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD>飬<EFBFBD><EFBFBD>Ϊ<EFBFBD>Ѿ<EFBFBD>û<EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD>飬<EFBFBD>߳<EFBFBD>Ӧ<EFBFBD>ñ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
block = rt_mp_alloc(&mp, RT_WAITING_FOREVER);
rt_kprintf("allocate the block mem\n");
/* 释放这个内存块 */
/* <EFBFBD>ͷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD> */
rt_mp_free(block);
block = RT_NULL;
}
}
/* 线程2入口，线程2的优先级比线程1低，应该线程1先获得执行。*/
/* <EFBFBD>߳<EFBFBD>2<EFBFBD><EFBFBD><EFBFBD>ڣ<EFBFBD><EFBFBD>߳<EFBFBD>2<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>1<EFBFBD>ͣ<EFBFBD>Ӧ<EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>1<EFBFBD>Ȼ<EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD>С<EFBFBD>*/
static void thread2_entry(void *parameter)
{
int i;
@@ -53,7 +53,7 @@ static void thread2_entry(void *parameter)
for (i = 0 ; i < 48; i ++)
{
/* 释放所有分配成功的内存块 */
/* <EFBFBD>ͷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>з<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD> */
if (ptr[i] != RT_NULL)
{
rt_kprintf("release block %d\n", i);
@@ -63,7 +63,7 @@ static void thread2_entry(void *parameter)
}
}
/* 休眠10个OS Tick */
/* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>10<EFBFBD><EFBFBD>OS Tick */
rt_thread_delay(10);
}
}
@@ -73,21 +73,21 @@ int mempool_simple_init()
int i;
for (i = 0; i < 48; i ++) ptr[i] = RT_NULL;
/* 初始化内存池对象 */
/* <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD>ض<EFBFBD><EFBFBD><EFBFBD> */
rt_mp_init(&mp, "mp1", &mempool[0], sizeof(mempool), 80);
/* 创建线程1 */
/* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>1 */
tid1 = rt_thread_create("t1",
thread1_entry, RT_NULL, /* 线程入口是thread1_entry, 入口参数是RT_NULL */
thread1_entry, RT_NULL, /* <EFBFBD>߳<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>thread1_entry, <EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>RT_NULL */
THREAD_STACK_SIZE, THREAD_PRIORITY, THREAD_TIMESLICE);
if (tid1 != RT_NULL)
rt_thread_startup(tid1);
else
tc_stat(TC_STAT_END | TC_STAT_FAILED);
/* 创建线程2 */
/* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>2 */
tid2 = rt_thread_create("t2",
thread2_entry, RT_NULL, /* 线程入口是thread2_entry, 入口参数是RT_NULL */
thread2_entry, RT_NULL, /* <EFBFBD>߳<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>thread2_entry, <EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>RT_NULL */
THREAD_STACK_SIZE, THREAD_PRIORITY + 1, THREAD_TIMESLICE);
if (tid2 != RT_NULL)
rt_thread_startup(tid2);
@@ -100,38 +100,38 @@ int mempool_simple_init()
#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 */
/* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>󣬽<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>л<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̣߳<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD>ж<EFBFBD> */
rt_enter_critical();
/* 删除线程 */
/* ɾ<EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD> */
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);
/* 执行内存池脱离 */
/* ִ<EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
rt_mp_detach(&mp);
/* 调度器解锁 */
/* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
rt_exit_critical();
/* 设置TestCase状态 */
/* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>TestCase״̬ */
tc_done(TC_STAT_PASSED);
}
int _tc_mempool_simple()
{
/* 设置TestCase清理回调函数 */
/* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>TestCase<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
tc_cleanup(_tc_cleanup);
mempool_simple_init();
/* 返回TestCase运行的最长时间 */
/* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>TestCase<EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD> */
return 100;
}
/* 输出函数命令到finsh shell中 */
/* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>finsh shell<EFBFBD><EFBFBD> */
FINSH_FUNCTION_EXPORT(_tc_mempool_simple, a memory pool example);
#else
/* 用户应用入口 */
/* <EFBFBD>û<EFBFBD>Ӧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
int rt_application_init()
{
mempool_simple_init();