EDMA3无法进入completion code function 

void intcinit()
{
  /* Opening a intc handle for edma event */
    vectId = CSL_INTC_VECTID_4;
	//打开中断向量句柄,建立事件与中断之间的映射关系
    hIntcEdma = CSL_intcOpen (&intcObjEdma, CSL_INTC0_CPU_3_2_EDMA3CCINT1, \
                              &vectId , NULL);

    /* Association of an EDMA event handler with the INTC routine */
    EventRecord.handler = &eventEdmaHandler;
    EventRecord.arg = (void*)(hModule);
    CSL_intcPlugEventHandler(hIntcEdma,&EventRecord);		//建立事件和句柄的映射关系

    /* Enabling event edma 使能EDMA收图完成中断 */
    CSL_intcHwControl(hIntcEdma,CSL_INTC_CMD_EVTENABLE,NULL);

    /* Hook up the EDMA event with an completion code function handler */
    EdmaEventHook(CSL_EDMA3_CHA_GPINT0, ImgEDMARecCompleted_INT);//收图完成中断
    EdmaEventHook(CSL_EDMA3_CHA_GPINT1, UartEDMARecGyroCompleted_INT);
    EdmaEventHook(CSL_EDMA3_CHA_UTXEVT, UartEDMASendUppcCompleted_INT);//DSP给上位机数据完成中断
	EdmaEventHook(CSL_EDMA3_CHA_URXEVT, UartEDMARecUppcData_INT);//DSP接收上位机数据中断
	EdmaEventHook(CSL_EDMA3_CHA_GPINT3, DDR3EdmaReadCompleted_INT);//DDR3读取数据中断
	/***************** interrupt configration for EDMA completed ***************/

.......
}


void EDMA3init()
{
   
    /* Edma Module Initialization */
    CSL_edma3Init(&edmaContext); 			//初始化edma上下文对象变量，返回状态CSL_SOK

    /* Edma Module Level Open, 得到EDMA寄存器组的首地址,赋给edmaObj->regs,最后返回的指针hModule实际上指向edmaObj*/
    hModule = CSL_edma3Open(&edmaObj,CSL_EDMA3,NULL,&status);

    /* Query Module Info ,得到EDMA控制器的状态,实际上就是把PID和CCCFG寄存器的值读出到info*/
    CSL_edma3GetHwStatus(hModule,CSL_EDMA3_QUERY_INFO, &info);

........

		regionAccess.region = CSL_EDMA3_REGION_1 ;
		regionAccess.drae =   0xFFFFFFFF ;
		regionAccess.draeh =  0xFFFFFFFF ;
		/*使能region区域的寄存器访问,实际上就是把regionAccess的drae和draeh写入*/
		CSL_edma3HwControl(hModule,CSL_EDMA3_CMD_DMAREGION_ENABLE,&regionAccess);

.........


		/********************************Setup for DDR3 Data reading***************************************************/
		//DSP接收上位机数据
		/* Channel open */
		chParam.regionNum = CSL_EDMA3_REGION_1;
		chParam.chaNum = CSL_EDMA3_CHA_GPINT3;			//52号通道
		 /*打开EDMA的通道,实际上就是把chParam的regionNum和chaNum赋给ChObjImgRec的region和chaNum,
		并且把EDMA寄存器组的首地址,赋给ChObjImgRec->regs,最后返回的指针hChannel_img_rec指向ChObjImgRec*/
		hChannel_DDR3_read= CSL_edma3ChannelOpen(&chobjDDR3Read, CSL_EDMA3, &chParam, &status);

		/* 返回相应通道的参数寄存器的地址到hParamBasicImgRec*/
		hParamBasicDDR3Read= CSL_edma3GetParamHandle(hChannel_DDR3_read,CSL_EDMA3_CHA_GPINT3,&status);

		/* Edma parameter entry Setup */
		myParamSetupUartSend.option = CSL_EDMA3_OPT_MAKE(CSL_EDMA3_ITCCH_DIS, \
								 CSL_EDMA3_TCCH_DIS, \
								 CSL_EDMA3_ITCINT_DIS, \
								 CSL_EDMA3_TCINT_EN,\
								 CSL_EDMA3_CHA_GPINT3,\
								 CSL_EDMA3_TCC_NORMAL,\
								 CSL_EDMA3_FIFOWIDTH_NONE, \
								 CSL_EDMA3_STATIC_DIS, \
								 CSL_EDMA3_SYNC_A, \
								 CSL_EDMA3_ADDRMODE_INCR, \
								 CSL_EDMA3_ADDRMODE_INCR);

		myParamSetupUartSend.srcAddr = (Uint32)DDR3_DATA1;       	//PC机发给DSP的数据源地址
		myParamSetupUartSend.aCntbCnt = CSL_EDMA3_CNT_MAKE(144,1);  //增量地址模式传输36*4字节
		myParamSetupUartSend.dstAddr = (Uint32)L2_memory;		// PC机发给DSP的数据目的地址
		myParamSetupUartSend.srcDstBidx = CSL_EDMA3_BIDX_MAKE(0,0);
		myParamSetupUartSend.linkBcntrld = CSL_EDMA3_LINKBCNTRLD_MAKE (CSL_EDMA3_LINK_NULL,  1);
		myParamSetupUartSend.srcDstCidx = CSL_EDMA3_CIDX_MAKE(0,0);
		myParamSetupUartSend.cCnt = 1;

		/*通道建立,实际上是将传输使用的通道号(总共64个)和使用的参数号(总共256组)建立映射关系
		(通过设置DCHMAP寄存器)*/
		CSL_edma3HwChannelSetupParam (hChannel_DDR3_read, CSL_EDMA3_CHA_GPINT3);

		/*选择事件的优先级队列*/
		CSL_edma3HwChannelSetupQue(hChannel_DDR3_read, CSL_EDMA3_QUE_1);

		 /*参数组写入寄存器*/
		CSL_edma3ParamSetup(hParamBasicDDR3Read,&myParamSetupDDR3Read);
		/********************************Setup for DDR3 Data reading***************************************************/




.........




		/* Enable interrupts ,使能相应通道的传输完成中断,本例中有4个通道,都需要使能,
		若增加了传输通道,这里相应的位也要追加置1*/
		regionIntr.region = CSL_EDMA3_REGION_1 ;
		//设置ESR寄存器，将4、5、6、7、9号通道位置1
		regionIntr.intr = (1<<CSL_EDMA3_CHA_UTXEVT) | (1<<CSL_EDMA3_CHA_URXEVT) | (1<<CSL_EDMA3_CHA_GPINT3) | (1<<CSL_EDMA3_CHA_GPINT1) | (1<<CSL_EDMA3_CHA_GPINT0) ;

		CSL_edma3HwControl(hModule,CSL_EDMA3_CMD_INTR_ENABLE,&regionIntr);//使能通道

..........
}




void DDR3EdmaReadCompleted_INT()
{
	//重新加载EDMA通道入口参数
	CSL_edma3ParamSetup(hParamBasicUartSend,&myParamSetupUartSend);
}






void main(void)
{

	CSL_Status	DDR3_status;

    /* Get the core number. */
	coreNum = CSL_chipReadReg (CSL_CHIP_DNUM);

	gpioInit();

	DDR3_status = DDR3Init();

	EDMAInit();

	IntcInit();

	Uint32	i;

	for(i=0;i<200;i++)
	{
		DDR3_DATA1[i] = i+45;
	}

	if(coreNum == 0)
	{
		CSL_edma3HwChannelControl(hChannel_DDR3_read, CSL_EDMA3_CMD_CHANNEL_SET, NULL);
	}
	else
	{

	}
........

}