test.c

《嵌入式实时操作系统μC／OS-Ⅱ》的源码

    char   s[80];


    sprintf(s, "%5d", OSTaskCtr);                                  /* Display #tasks running               */
    PC_DispStr(18, 22, s, DISP_FGND_YELLOW + DISP_BGND_BLUE);

#if OS_TASK_STAT_EN > 0
    sprintf(s, "%3d", OSCPUUsage);                                 /* Display CPU usage in %               */
    PC_DispStr(36, 22, s, DISP_FGND_YELLOW + DISP_BGND_BLUE);
#endif

    sprintf(s, "%5d", OSCtxSwCtr);                                 /* Display #context switches per second */
    PC_DispStr(18, 23, s, DISP_FGND_YELLOW + DISP_BGND_BLUE);

    sprintf(s, "V%1d.%02d", OSVersion() / 100, OSVersion() % 100); /* Display uC/OS-II's version number    */
    PC_DispStr(75, 24, s, DISP_FGND_YELLOW + DISP_BGND_BLUE);

    switch (_8087) {                                               /* Display whether FPU present          */
        case 0:
             PC_DispStr(71, 22, " NO  FPU ", DISP_FGND_YELLOW + DISP_BGND_BLUE);
             break;

        case 1:
             PC_DispStr(71, 22, " 8087 FPU", DISP_FGND_YELLOW + DISP_BGND_BLUE);
             break;

        case 2:
             PC_DispStr(71, 22, "80287 FPU", DISP_FGND_YELLOW + DISP_BGND_BLUE);
             break;

        case 3:
             PC_DispStr(71, 22, "80387 FPU", DISP_FGND_YELLOW + DISP_BGND_BLUE);
             break;
    }
}

/*$PAGE*/
/*
*********************************************************************************************************
*                                               TASK #1
*********************************************************************************************************
*/

void  Task1 (void *pdata)
{
    char  *msg;
    INT8U  err;


    pdata = pdata;
    for (;;) {
        msg = (char *)OSQPend(MsgQueue, 0, &err);
        PC_DispStr(70, 13, msg, DISP_FGND_YELLOW + DISP_BGND_BLUE);
        OSTimeDlyHMSM(0, 0, 0, 100);
    }
}

/*
*********************************************************************************************************
*                                               TASK #2
*********************************************************************************************************
*/

void  Task2 (void *pdata)
{
    char  msg[20];


    pdata = pdata;
    strcpy(&msg[0], "Task 2");
    for (;;) {
        OSQPost(MsgQueue, (void *)&msg[0]);
        OSTimeDlyHMSM(0, 0, 0, 500);
    }
}
/*$PAGE*/
/*
*********************************************************************************************************
*                                               TASK #3
*********************************************************************************************************
*/

void  Task3 (void *pdata)
{
    char  msg[20];


    pdata = pdata;
    strcpy(&msg[0], "Task 3");
    for (;;) {
        OSQPost(MsgQueue, (void *)&msg[0]);
        OSTimeDlyHMSM(0, 0, 0, 500);
    }
}

/*
*********************************************************************************************************
*                                               TASK #4
*********************************************************************************************************
*/

void  Task4 (void *pdata)
{
    char  msg[20];


    pdata = pdata;
    strcpy(&msg[0], "Task 4");
    for (;;) {
        OSQPost(MsgQueue, (void *)&msg[0]);
        OSTimeDlyHMSM(0, 0, 0, 500);
    }
}
/*$PAGE*/
/*
*********************************************************************************************************
*                                               TASK #5
*********************************************************************************************************
*/

void  Task5 (void *pdata)
{
    pdata = pdata;
    for (;;) {
        OSTimeDlyHMSM(0, 0, 0, 100);
    }
}

/*
*********************************************************************************************************
*                                               CLOCK TASK
*********************************************************************************************************
*/

void  TaskClk (void *pdata)
{
    char  s[40];


    pdata = pdata;
    for (;;) {
        PC_GetDateTime(s);
        PC_DispStr(60, 23, s, DISP_FGND_YELLOW + DISP_BGND_BLUE);
        OSTimeDlyHMSM(0, 0, 0, 500);
    }
}

/*$PAGE*/
/*
*********************************************************************************************************
*                                      DISPLAY TASK RELATED STATISTICS
*********************************************************************************************************
*/

void  DispTaskStat (INT8U id)
{
    char  s[80];


    sprintf(s, "%-18s %05u      %5u          %10ld",
            TaskUserData[id].TaskName,
            TaskUserData[id].TaskCtr,
            TaskUserData[id].TaskExecTime,
            TaskUserData[id].TaskTotExecTime);
    PC_DispStr(0, id + 11, s, DISP_FGND_BLACK + DISP_BGND_LIGHT_GRAY);
}

/*
*********************************************************************************************************
*                                       OS INITIALIZATION HOOK
*                                            (BEGINNING)
*********************************************************************************************************
*/
void  OSInitHookBegin (void)
{
}

/*
*********************************************************************************************************
*                                       OS INITIALIZATION HOOK
*                                               (END)
*********************************************************************************************************
*/
void  OSInitHookEnd (void)
{
}

/*
*********************************************************************************************************
*                                          TASK CREATION HOOK
*********************************************************************************************************
*/
void  OSTaskCreateHook (OS_TCB *ptcb)
{
    ptcb = ptcb;                       /* Prevent compiler warning                                     */
}

/*
*********************************************************************************************************
*                                           TASK DELETION HOOK
*********************************************************************************************************
*/
void  OSTaskDelHook (OS_TCB *ptcb)
{
    ptcb = ptcb;                       /* Prevent compiler warning                                     */
}

/*
*********************************************************************************************************
*                                             IDLE TASK HOOK
*********************************************************************************************************
*/
void  OSTaskIdleHook (void)
{
}

/*
*********************************************************************************************************
*                                           STATISTIC TASK HOOK
*********************************************************************************************************
*/

void  OSTaskStatHook (void)
{
    char    s[80];
    INT8U   i;
    INT32U  total;
    INT8U   pct;


    total = 0L;                                          /* Totalize TOT. EXEC. TIME for each task */
    for (i = 0; i < 7; i++) {
        total += TaskUserData[i].TaskTotExecTime;
        DispTaskStat(i);                                 /* Display task data                      */
    }
    if (total > 0) {
        for (i = 0; i < 7; i++) {                        /* Derive percentage of each task         */
            pct = 100 * TaskUserData[i].TaskTotExecTime / total;
            sprintf(s, "%3d %%", pct);
            PC_DispStr(62, i + 11, s, DISP_FGND_BLACK + DISP_BGND_LIGHT_GRAY);
        }
    }
    if (total > 1000000000L) {                           /* Reset total time counters at 1 billion */
        for (i = 0; i < 7; i++) {
            TaskUserData[i].TaskTotExecTime = 0L;
        }
    }
}

/*
*********************************************************************************************************
*                                           TASK SWITCH HOOK
*********************************************************************************************************
*/
void  OSTaskSwHook (void)
{
    INT16U           time;
    TASK_USER_DATA  *puser;


    time  = PC_ElapsedStop();                    /* This task is done                                  */
    PC_ElapsedStart();                           /* Start for next task                                */
    puser = OSTCBCur->OSTCBExtPtr;               /* Point to used data                                 */
    if (puser != (TASK_USER_DATA *)0) {
        puser->TaskCtr++;                        /* Increment task counter                             */
        puser->TaskExecTime     = time;          /* Update the task's execution time                   */
        puser->TaskTotExecTime += time;          /* Update the task's total execution time             */
    }
}

/*
*********************************************************************************************************
*                                           OSTCBInit() HOOK
*********************************************************************************************************
*/
void  OSTCBInitHook (OS_TCB *ptcb)
{
    ptcb = ptcb;                                           /* Prevent Compiler warning                 */
}

/*
*********************************************************************************************************
*                                               TICK HOOK
*********************************************************************************************************
*/
void  OSTimeTickHook (void)
{
}