Beispiel #1
0
I32U Tcc353xInterruptProcess(void)
{
	I32U ret = 0;
	I08U irqStatus = 0;
	I32S moduleIndex = 0;
	I32U totalSize = 0;
	I08U data = 0x00;

	/* Read BB Interrupt Status */
	Tcc353xApiGetIrqStatus(moduleIndex, &irqStatus);

#if defined (_I2C_STS_)
	totalSize = 0;
	data = 0x00;

	/* Tcc353x IRQ Clear */
	Tcc353xApiIrqClear(moduleIndex, irqStatus);
	ret = 0; /* return no data */
#else
	/* Stream Interrupt */
	if (irqStatus&0x01) {
		TcpalPrintErr((I08S *)
			      "[TCC353X] FIFO overflow[0x%02X] flush!!!\n",
			      irqStatus);

		/* IRQ Disable - Prevent additional interrupt signal */
		data = 0x00;
		Tcc353xApiRegisterWrite(0,0, 0x03, &data, 1);

		/* Tcc353x IRQ Clear */
		Tcc353xApiIrqClear(moduleIndex, irqStatus);
		Tcc353xApiInterruptBuffClr(moduleIndex);
		gOverflowcnt ++;
		ret = 0;
	} else {
		/* Tcc353x IRQ Clear */
		Tcc353xApiIrqClear(moduleIndex, irqStatus);
		Tcc353xApiGetFifoStatus(moduleIndex, &totalSize);
		ret = totalSize;
		if(ret>=150*188)
			TcpalPrintErr((I08S *)
			      "[TCC353X] FIFO stat size[%d]\n",
			      ret);
	}

	gDbgIsrCnt++;

	if(gDbgIsrCnt>100) {
		gDbgIsrCnt = 0;
#ifdef _DBG_CHK_OVERFLOW_CNT_
		TcpalPrintStatus((I08S *)
				  "[TCC353X] CurrOverflow Cnt %d\n",
				  gOverflowcnt);
#endif
	}
#endif

	return ret;
}
I32U Tcc353xInterruptProcess(void)
{
	I32U ret = 0;
	I08U irqStatus = 0;
	I32S moduleIndex = 0;
	I32U totalSize = 0;

	/* Read BB Interrupt Status */
	Tcc353xApiGetIrqStatus(moduleIndex, &irqStatus);

	/* Stream Interrupt */
	if (irqStatus&0x01) {
		TcpalPrintErr((I08S *)
			      "[TCC353X] FIFO overflow[0x%02X] flush!!!\n",
			      irqStatus);
		/* Tcc353x IRQ Clear */
		Tcc353xApiIrqClear(moduleIndex, irqStatus);
		Tcc353xApiInterruptBuffClr(moduleIndex);
		gOverflowcnt ++;
		ret = 0;
	} else {
		/* Tcc353x IRQ Clear */
		Tcc353xApiIrqClear(moduleIndex, irqStatus);
		Tcc353xApiGetFifoStatus(moduleIndex, &totalSize);
		ret = totalSize;
	}

	gDbgIsrCnt++;

	if(gDbgIsrCnt>40) {
		gDbgIsrCnt = 0;
#ifdef _DBG_CHK_OVERFLOW_CNT_
		TcpalPrintStatus((I08S *)
				  "[TCC353X] CurrOverflow Cnt %d\n",
				  gOverflowcnt);
#endif
	}
	
	return ret;
}