player/Project/Src/rt-thread/examples/kernel/mbox_simple.c

/*
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>嵥<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 *
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ᴴ<EFBFBD><EFBFBD>2<EFBFBD><EFBFBD><EFBFBD><EFBFBD>̬<EFBFBD>̣߳<EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>̬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>з<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD>
 * һ<EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD>
 */
#include <rtthread.h>
#include "tc_comm.h"

/* ָ<><D6B8><EFBFBD>߳̿<DFB3><CCBF>ƿ<EFBFBD><C6BF><EFBFBD>ָ<EFBFBD><D6B8> */
static rt_thread_t tid1 = RT_NULL;
static rt_thread_t tid2 = RT_NULL;

/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƿ<EFBFBD> */
static struct rt_mailbox mb;
/* <20><><EFBFBD>ڷ<EFBFBD><DAB7>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>ڴ<EFBFBD><DAB4><EFBFBD> */
static char mb_pool[128];

static char mb_str1[] = "I'm a mail!";
static char mb_str2[] = "this is another mail!";

/* <20>߳<EFBFBD>1<EFBFBD><31><EFBFBD><EFBFBD> */
static void thread1_entry(void* parameter)
{
    unsigned char* str;

    while (1)
    {
        rt_kprintf("thread1: try to recv a mail\n");

        /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>ʼ<EFBFBD> */
        if (rt_mb_recv(&mb, (rt_uint32_t*)&str, RT_WAITING_FOREVER) == RT_EOK)
        {
            rt_kprintf("thread1: get a mail from mailbox, the content:%s\n", str);

            /* <20><>ʱ10<31><30>OS Tick */
            rt_thread_delay(10);
        }
    }
}

/* <20>߳<EFBFBD>2<EFBFBD><32><EFBFBD><EFBFBD> */
static void thread2_entry(void* parameter)
{
    rt_uint8_t count;

    count = 0;
    while (1)
    {
        count ++;
        if (count & 0x1)
        {
            /* <20><><EFBFBD><EFBFBD>mb_str1<72><31>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
            rt_mb_send(&mb, (rt_uint32_t)&mb_str1[0]);
        }
        else
        {
            /* <20><><EFBFBD><EFBFBD>mb_str2<72><32>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
            rt_mb_send(&mb, (rt_uint32_t)&mb_str2[0]);
        }

        /* <20><>ʱ20<32><30>OS Tick */
        rt_thread_delay(20);
    }
}

int mbox_simple_init()
{
    /* <20><>ʼ<EFBFBD><CABC>һ<EFBFBD><D2BB>mailbox */
    rt_mb_init(&mb,
               "mbt",             /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>mbt */
               &mb_pool[0],       /* <20><><EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD><C3B5><EFBFBD><EFBFBD>ڴ<EFBFBD><DAB4><EFBFBD><EFBFBD><EFBFBD>mb_pool */
               sizeof(mb_pool)/4, /* <20><>С<EFBFBD><D0A1>mb_pool<6F><6C>С<EFBFBD><D0A1><EFBFBD><EFBFBD>4<EFBFBD><34><EFBFBD><EFBFBD>Ϊһ<CEAA><D2BB><EFBFBD>ʼ<EFBFBD><CABC>Ĵ<EFBFBD>С<EFBFBD><D0A1>4<EFBFBD>ֽ<EFBFBD> */
               RT_IPC_FLAG_FIFO); /* <20><><EFBFBD><EFBFBD>FIFO<46><4F>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD><EFBFBD>̵߳ȴ<CCB5> */

    /* <20><><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>1 */
    tid1 = rt_thread_create("t1",
                            thread1_entry, RT_NULL, /* <20>߳<EFBFBD><DFB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>thread1_entry, <20><><EFBFBD>ڲ<EFBFBD><DAB2><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);

    /* <20><><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>2 */
    tid2 = rt_thread_create("t2",
                            thread2_entry, RT_NULL, /* <20>߳<EFBFBD><DFB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>thread2_entry, <20><><EFBFBD>ڲ<EFBFBD><DAB2><EFBFBD><EFBFBD><EFBFBD>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);

    return 0;
}

#ifdef RT_USING_TC
static void _tc_cleanup()
{
    /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>󣬽<EFBFBD><F3A3ACBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>л<EFBFBD><D0BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̣߳<DFB3><CCA3><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD>ж<EFBFBD> */
    rt_enter_critical();

    /* ɾ<><C9BE><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);

    /* ִ<><D6B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
    rt_mb_detach(&mb);

    /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
    rt_exit_critical();

    /* <20><><EFBFBD><EFBFBD>TestCase״̬ */
    tc_done(TC_STAT_PASSED);
}

int _tc_mbox_simple()
{
    /* <20><><EFBFBD><EFBFBD>TestCase<73><65><EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD><D8B5><EFBFBD><EFBFBD><EFBFBD> */
    tc_cleanup(_tc_cleanup);
    mbox_simple_init();

    /* <20><><EFBFBD><EFBFBD>TestCase<73><65><EFBFBD>е<EFBFBD><D0B5>ʱ<EEB3A4><CAB1> */
    return 100;
}
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>finsh shell<6C><6C> */
FINSH_FUNCTION_EXPORT(_tc_mbox_simple, a simple mailbox example);
#else
/* <20>û<EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
int rt_application_init()
{
    mbox_simple_init();

    return 0;
}
#endif