Ejemplo n.º 1
0
/*********************************************************************************************************
** Function name:           zyHeapFree
** Descriptions:            堆释放内存
** input parameters:        pvPrt: 要释放的内存
** output parameters:       none
** Returned value:          zy_OK: 成功
**                          负数:  错误,绝对值参考zy_if.h
** Created by:              Chenmingji
** Created Date:            2009-07-23
**--------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
*********************************************************************************************************/
INT32S zyHeapFree (void *pvPrt)
{
    zyIrqDisable();
    free(pvPrt);
    zyIrqEnable();
    return ZY_OK;
}
Ejemplo n.º 2
0
/*********************************************************************************************************
** Function name:           zyThreadDel
** Descriptions:            删除线程
** input parameters:        ulThreadId: 线程ID
** output parameters:       none
** Returned value:          zy_OK: 成功
**                          负数:  错误,绝对值参考zy_if.h
** Created by:              Chenmingji
** Created Date:            2009-07-23
**--------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
*********************************************************************************************************/
INT32S zyThreadDel (unsigned long ulThreadId)
{
    OS_TCB *ptcbTask;                                                   /*  任务TCB                     */
    void   *pvTmp1;

    ptcbTask = (OS_TCB *)ulThreadId;

    if (zyThreadGetCurId() == ulThreadId) {
        zyIrqDisable();
        pvTmp1 = (void *)(ptcbTask->OSTCBStkPtr);
        zyHeapFree(pvTmp1);
        OSTaskDel(ptcbTask->OSTCBPrio);
        zyIrqEnable();
        return ZY_OK;
    }

    OSSchedLock();

    pvTmp1 = (void *)(ptcbTask->OSTCBStkPtr);
    zyHeapFree(pvTmp1);
    OSTaskDel(ptcbTask->OSTCBPrio);

    OSSchedUnlock();
    return ZY_OK;
}
Ejemplo n.º 3
0
/*********************************************************************************************************
** Function name:           zyHeapMalloc
** Descriptions:            堆分配内存
** input parameters:        ulSize: 内存大小
** output parameters:       none
** Returned value:          内存地址,NULL为不成功
** Created by:              Chenmingji
** Created Date:            2009-07-23
**--------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
*********************************************************************************************************/
void *zyHeapMalloc (INT32U ulSize)
{
    void *pvRt = NULL;                                                  /*  返回值                      */

    zyIrqDisable();
    pvRt = malloc((size_t)ulSize);
    zyIrqEnable();
    return pvRt;
}
Ejemplo n.º 4
0
/*********************************************************************************************************
** Function name:           zdIsrClr
** Descriptions:            IO系统清除中断服务程序
** input parameters:        uiChannel:  中断通道号
** output parameters:       none
** Returned value:          zy_OK: 成功
**                          负数:  错误,绝对值参考zy_if.h
** Created by:              Chenmingji
** Created Date:            2009-07-23
**--------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
*********************************************************************************************************/
INT32S __s_zyIsrClr (unsigned int uiChannel)
{
    unsigned int uiTmp1, uiTmp2, uiTmp3;
    
    if (uiChannel > MAX_VICS) {
        return -ZY_NOT_OK;
    }

    zyIrqDisable();
    changeToSYSMode();
    
    if (uiChannel >= 16) {
        uiTmp3 = uiChannel - 16;
        uiTmp1 = uiTmp3 / 32;
        uiTmp2 = uiTmp3 % 32;
    
        ((INT32U *)0xE000E180)[uiTmp1] = 1ul << uiTmp2;
        ((INT8U *)0xE000E400)[uiTmp3]  = 0;

    } else {

        switch (uiChannel) {
        
        case MMI:
            SHCSR = SHCSR & ~(1 << 16);
            break;

        case BFI:
            SHCSR = SHCSR & ~(1 << 17);
            break;

        case UFI:
            SHCSR = SHCSR & ~(1 << 18);
            break;

        default:
            break;
        }
        if (uiChannel >= MMI) {
            uiTmp3 = uiChannel - MMI;
            ((INT8U *)0xE000ED18)[uiTmp3]  = 0;
        }
    }

#if VECTOR_TABLE_IN_FLASH == 0
    ((unsigned long *)VTOR)[uiChannel] = 0;
#endif                                                                  /*  VECTOR_TABLE_IN_FLASH       */

    changeToUSRMode();
    zyIrqEnable();
    return ZY_OK;
}
Ejemplo n.º 5
0
/*********************************************************************************************************
** Function name:           zyIsrSet
** Descriptions:            IO系统设置中断服务程序
** input parameters:        uiChannel:  中断通道号
**                          ulFunction: 中断服务程序地址
**                          uiPrio:     中断优先级
** output parameters:       none
** Returned value:          zy_OK: 成功
**                          负数:  错误,绝对值参考zy_if.h
** Created by:              Chenmingji
** Created Date:            2009-07-23
**--------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
*********************************************************************************************************/
INT32S zyIsrSet (unsigned int uiChannel, unsigned long ulFunction, unsigned int uiPrio)
{
    unsigned int uiTmp1, uiTmp2, uiTmp3;
    
    if (uiChannel > MAX_VICS) {
        return -ZY_NOT_OK;
    }

    zyIrqDisable();

    if (uiChannel >= 16) {
        uiTmp3 = uiChannel - 16;
        uiTmp1 = uiTmp3 / 32;
        uiTmp2 = uiTmp3 % 32;
   
        ((INT32U *)0xE000E100)[uiTmp1] = 1ul << uiTmp2;
        ((INT8U *)0xE000E400)[uiTmp3]  = uiPrio;
    } else {
        switch (uiChannel) {
        
        case MMI:
            SHCSR = SHCSR | (1 << 16);
            break;

        case BFI:
            SHCSR = SHCSR | (1 << 17);
            break;

        case UFI:
            SHCSR = SHCSR | (1 << 18);
            break;

        default:
            break;
        }
        if (uiChannel >= MMI) {
            uiTmp3 = uiChannel - MMI;
            ((INT8U *)0xE000ED18)[uiTmp3]  = uiPrio;
        }
    }

#if VECTOR_TABLE_IN_FLASH == 0
    ((unsigned long *)VTOR)[uiChannel] = ulFunction;
#endif
    zyIrqEnable();
    return ZY_OK;
}
Ejemplo n.º 6
0
/*********************************************************************************************************
** Function name:           zyIsrDisable
** Descriptions:            禁止指定中断
** input parameters:        uiChannel:  中断通道号
** output parameters:       none
** Returned value:          zy_OK: 成功
**                          负数:  错误,绝对值参考zy_if.h
** Created by:              Chenmingji
** Created Date:            2009-07-23
**--------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
*********************************************************************************************************/
INT32S __s_zyIsrDisable (unsigned int uiChannel)
{
    unsigned int uiTmp1, uiTmp2, uiTmp3;
    
    if (uiChannel > MAX_VICS) {
        return -ZY_NOT_OK;
    }
    
    if (uiChannel < 16) {
        return -ZY_NOT_OK;
    }

    zyIrqDisable();
    changeToSYSMode();    

    if (uiChannel >= 16) {
        uiTmp3 = uiChannel - 16;
        uiTmp1 = uiTmp3 / 32;
        uiTmp2 = uiTmp3 % 32;
    
        ((INT32U *)0xE000E180)[uiTmp1] = 1ul << uiTmp2;

    } else {

        switch (uiChannel) {
        
        case MMI:
            SHCSR = SHCSR & ~(1 << 16);
            break;

        case BFI:
            SHCSR = SHCSR & ~(1 << 17);
            break;

        case UFI:
            SHCSR = SHCSR & ~(1 << 18);
            break;

        default:
            break;
        }
    }

    changeToUSRMode();
    zyIrqEnable();
    return ZY_OK;
}