app.c

从Luminary官方网站下载的LM3S6000系列的UCos+Tcp/IP的源码, 经本人稍微修改后可直接在IAR6.2下编译通过,里面包括了LM3S6000系列的所有外设UART, PWn....

        Probe_B2    = PB_GetStatus(2);
        Probe_B3    = PB_GetStatus(3);
        Probe_B4    = PB_GetStatus(4);
        Probe_B5    = PB_GetStatus(5);

        if (Probe_B1 == DEF_TRUE && b1_prev == DEF_FALSE) {
            Probe_B1Counts++;

            if (key == 4) {
                key = 0;
            } else {
                key++;
            }
            AppUserIFState = key;
            OSMboxPost(AppUserIFMbox, &AppUserIFState);
        }

        if (Probe_B2 == DEF_TRUE && b2_prev == DEF_FALSE) {
            Probe_B2Counts++;
        }

        if (Probe_B3 == DEF_TRUE && b3_prev == DEF_FALSE) {
            Probe_B3Counts++;
        }

        if (Probe_B4 == DEF_TRUE && b4_prev == DEF_FALSE) {
            Probe_B4Counts++;
        }

        if (Probe_B5 == DEF_TRUE && b5_prev == DEF_FALSE) {
            Probe_B5Counts++;
        }

        b1_prev = Probe_B1;
        b2_prev = Probe_B2;
        b3_prev = Probe_B3;
        b4_prev = Probe_B4;
        b5_prev = Probe_B5;
        OSTimeDly(OS_TICKS_PER_SEC / 20);
    }
}


/*
*********************************************************************************************************
*                                      CREATE APPLICATION TASKS
*
* Description:  This function creates the application tasks.
*
* Arguments  :  none
*
* Returns    :  none
*********************************************************************************************************
*/

static  void  AppTaskCreate (void)
{
    CPU_INT08U      err;


    OSTaskCreateExt(AppTaskUserIF,
                    (void *)0,
                    (OS_STK *)&AppTaskUserIFStk[APP_TASK_USER_IF_STK_SIZE - 1],
                    APP_TASK_USER_IF_PRIO,
                    APP_TASK_USER_IF_PRIO,
                    (OS_STK *)&AppTaskUserIFStk[0],
                    APP_TASK_USER_IF_STK_SIZE,
                    (void *)0,
                    OS_TASK_OPT_STK_CHK | OS_TASK_OPT_STK_CLR);

#if (OS_TASK_NAME_SIZE > 8)
    OSTaskNameSet(APP_TASK_USER_IF_PRIO, "User I/F", &err);
#endif

    OSTaskCreateExt(AppTaskKbd,
                    (void *)0,
                    (OS_STK *)&AppTaskKbdStk[APP_TASK_KBD_STK_SIZE - 1],
                    APP_TASK_KBD_PRIO,
                    APP_TASK_KBD_PRIO,
                    (OS_STK *)&AppTaskKbdStk[0],
                    APP_TASK_KBD_STK_SIZE,
                    (void *)0,
                    OS_TASK_OPT_STK_CHK | OS_TASK_OPT_STK_CLR);

#if (OS_TASK_NAME_SIZE > 8)
    OSTaskNameSet(APP_TASK_KBD_PRIO, "Keyboard", &err);
#endif
}


/*
*********************************************************************************************************
*                                            DISPLAY SCREENS
*
* Descrition:  These functions each display one of the screens used in the demonstration.
*
* Arguments :  none
*
* Returns   :  none
*********************************************************************************************************
*/

static  void  AppDispScr_SignOn (void)
{
    Str_Copy(AppUserIFLine1, "  Micrium uC/OS-II  ");
    Str_Copy(AppUserIFLine2, "on the LuminaryMicro");
    Str_Copy(AppUserIFLine3, "     EK-LM3S6965    ");
    Str_Copy(AppUserIFLine4, "   (ARM Cortex-M3)  ");

    OSRAM128x64x4StringDraw((char *)AppUserIFLine1, 0, ROW0_Y, 11);
    OSRAM128x64x4StringDraw((char *)AppUserIFLine2, 0, ROW1_Y, 8);
    OSRAM128x64x4StringDraw((char *)AppUserIFLine3, 0, ROW2_Y, 5);
    OSRAM128x64x4StringDraw((char *)AppUserIFLine4, 0, ROW3_Y, 2);
}

static  void  AppDispScr_VersionTickRateCPU (void)
{
    CPU_INT32U    value;


    Str_Copy(AppUserIFLine1, "  uC/OS-II:  Vx.yy  ");
    value               = (CPU_INT32U)OSVersion();
    AppUserIFLine1[14]  = value / 100 + '0';
    AppUserIFLine1[16]  = (value % 100) / 10 + '0';
    AppUserIFLine1[17]  = (value %  10) + '0';

    Str_Copy(AppUserIFLine2, " TickRate:  xxxx Hz ");
    value               = (CPU_INT32U)OS_TICKS_PER_SEC;
    AppFormatDec(&AppUserIFLine2[12], value, 4);

    Str_Copy(AppUserIFLine3, "  CPU Usage: xxx %  ");
    value               = (CPU_INT32U)OSCPUUsage;
    AppUserIFLine3[13]  = (value / 100)      + '0';
    AppUserIFLine3[14]  = (value % 100) / 10 + '0';
    AppUserIFLine3[15]  = (value      ) % 10 + '0';

    Str_Copy(AppUserIFLine4, "  CPU Speed: xx MHz ");
    value               = (CPU_INT32U)SysCtlClockGet() / 1000000L;
    AppUserIFLine4[13]  = (value / 10) + '0';
    AppUserIFLine4[14]  = (value % 10) + '0';

    OSRAM128x64x4StringDraw((char *)AppUserIFLine1, 0, ROW0_Y, 11);
    OSRAM128x64x4StringDraw((char *)AppUserIFLine2, 0, ROW1_Y,  8);
    OSRAM128x64x4StringDraw((char *)AppUserIFLine3, 0, ROW2_Y,  5);
    OSRAM128x64x4StringDraw((char *)AppUserIFLine4, 0, ROW3_Y,  2);
}


static  void  AppDispScr_CtxSw (void)
{
    CPU_INT32U    value;


    Str_Copy(AppUserIFLine1, "  Number of Ticks:  ");

    Str_Copy(AppUserIFLine2, "      xxxxxxxx      ");
    value           = (CPU_INT32U)OSTime;
    AppFormatDec(&AppUserIFLine2[6], value, 8);

    Str_Copy(AppUserIFLine3, "Num. of Context Sw.:");

    Str_Copy(AppUserIFLine4, "      xxxxxxxx      ");
    value           = (CPU_INT32U)OSCtxSwCtr;
    AppFormatDec(&AppUserIFLine4[6], value, 8);

    OSRAM128x64x4StringDraw((char *)AppUserIFLine1, 0, ROW0_Y, 11);
    OSRAM128x64x4StringDraw((char *)AppUserIFLine2, 0, ROW1_Y, 11);
    OSRAM128x64x4StringDraw((char *)AppUserIFLine3, 0, ROW2_Y,  8);
    OSRAM128x64x4StringDraw((char *)AppUserIFLine4, 0, ROW3_Y,  8);
}


static  void  AppDispScr_Inputs (void)
{
    CPU_INT32U    value;
    CPU_CHAR      str[4];


    Str_Copy(AppUserIFLine1, "    Button Status:  ");

    Str_Copy(AppUserIFLine2, "         xxx        ");
    value           = (CPU_INT32U)Probe_B2Counts;
    AppFormatDec(&AppUserIFLine2[9],  value, 3);

    Str_Copy(AppUserIFLine3, "   yyy    xxx   zzz ");
    value           = (CPU_INT32U)Probe_B4Counts;
    AppFormatDec(&AppUserIFLine3[3],  value, 3);
    value           = (CPU_INT32U)Probe_B1Counts;
    AppFormatDec(&AppUserIFLine3[9],   value, 3);
    value           = (CPU_INT32U)Probe_B5Counts;
    AppFormatDec(&AppUserIFLine3[16], value, 3);

    Str_Copy(AppUserIFLine4, "         xxx        ");
    value           = (CPU_INT32U)Probe_B3Counts;
    AppFormatDec(&AppUserIFLine4[9],  value, 3);

    OSRAM128x64x4StringDraw((char *)AppUserIFLine1, 0, ROW0_Y, 11);

    if (Probe_B2 == DEF_TRUE) {
        OSRAM128x64x4StringDraw((char *)AppUserIFLine2, 0, ROW1_Y, 11);
    } else {
        OSRAM128x64x4StringDraw((char *)AppUserIFLine2, 0, ROW1_Y,  2);
    }

    Str_Copy(str, "   ");
    value           = (CPU_INT32U)Probe_B4Counts;
    AppFormatDec(&str[0],  value, 3);

    if (Probe_B4 == DEF_TRUE) {
        OSRAM128x64x4StringDraw((char *)str, 6 * 3, ROW2_Y, 11);
    } else {
        OSRAM128x64x4StringDraw((char *)str, 6 * 3, ROW2_Y,  2);
    }

    Str_Copy(str, "   ");
    value           = (CPU_INT32U)Probe_B1Counts;
    AppFormatDec(&str[0],  value, 3);

    if (Probe_B1 == DEF_TRUE) {
        OSRAM128x64x4StringDraw((char *)str, 6 * 9, ROW2_Y, 11);
    } else {
        OSRAM128x64x4StringDraw((char *)str, 6 * 9, ROW2_Y,  2);
    }

    Str_Copy(str, "   ");
    value           = (CPU_INT32U)Probe_B5Counts;
    AppFormatDec(&str[0],  value, 3);

    if (Probe_B5 == DEF_TRUE) {
        OSRAM128x64x4StringDraw((char *)str, 6 * 16, ROW2_Y, 11);
    } else {
        OSRAM128x64x4StringDraw((char *)str, 6 * 16, ROW2_Y,  2);
    }

    if (Probe_B3 == DEF_TRUE) {
        OSRAM128x64x4StringDraw((char *)AppUserIFLine4, 0, ROW3_Y, 11);
    } else {
        OSRAM128x64x4StringDraw((char *)AppUserIFLine4, 0, ROW3_Y,  2);
    }
}


static  void  AppDispScr_Tcpip (void)
{
    Str_Copy(AppUserIFLine1, "  Total TX Packets  ");

    Str_Copy(AppUserIFLine2, "      xxxxxxxx      ");
    AppFormatDec(&AppUserIFLine2[6], NetNIC_StatTxPktCtr, 8);

    Str_Copy(AppUserIFLine3, "  Total RX Packets  ");

    Str_Copy(AppUserIFLine4, "      xxxxxxxx      ");
    AppFormatDec(&AppUserIFLine4[6], NetNIC_StatRxPktCtr, 8);

    if (NetNIC_ConnStatus == DEF_OFF) {
        OSRAM128x64x4StringDraw((char *)AppUserIFLine1, 0, ROW0_Y, 3);
        OSRAM128x64x4StringDraw((char *)AppUserIFLine2, 0, ROW1_Y, 3);
        OSRAM128x64x4StringDraw((char *)AppUserIFLine3, 0, ROW2_Y, 3);
        OSRAM128x64x4StringDraw((char *)AppUserIFLine4, 0, ROW3_Y, 3);
    } else {
        OSRAM128x64x4StringDraw((char *)AppUserIFLine1, 0, ROW0_Y, 11);
        OSRAM128x64x4StringDraw((char *)AppUserIFLine2, 0, ROW1_Y, 11);
        OSRAM128x64x4StringDraw((char *)AppUserIFLine3, 0, ROW2_Y, 11);
        OSRAM128x64x4StringDraw((char *)AppUserIFLine4, 0, ROW3_Y, 11);
    }
}


/*
*********************************************************************************************************
*                                          uC/OS-VIew Terminal Window Callback
*
* Description : This is the callback function for uC/OS-View
*
* Arguments   : rx_data   is the received data.
*
* Returns     : none
*********************************************************************************************************
*/

#if (OS_VIEW_MODULE > 0)
static  void  AppTerminalRx (CPU_INT08U rx_data)
{

}
#endif


/*
*********************************************************************************************************
*                                      FORMAT A DECIMAL VALUE
*
* Description: This function converts a decimal value to ASCII (with leading zeros)
*
* Arguments  : s       is a pointer to the destination ASCII string
*              value   is the value to convert (assumes an unsigned value)
*              digits  is the desired number of digits
*
* Returns    : none
*********************************************************************************************************
*/

static  void  AppFormatDec (CPU_INT08U *s, CPU_INT32U value, CPU_INT08U digits)
{
    CPU_INT08U      i;
    CPU_INT32U      mult;


    mult        = 1;
    for (i = 0; i < (digits - 1); i++) {
        mult   *= 10;
    }
    while (mult > 0) {
        *s++    = value / mult + '0';
        value  %= mult;
        mult   /= 10;
    }
}


void  __error__(char *pcFilename, unsigned long ulLine)
{
    ;
}

void __program_start(void)
{
    ;
}