vectors.c

自学ZedBoard：使用IP通过ARM PS访问FPGA（源代码）

/* $Id: vectors.c,v 1.1.4.1 2011/10/24 09:35:15 sadanan Exp $ */
/******************************************************************************
*
* (c) Copyright 2009-2010 Xilinx, Inc. All rights reserved.
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******************************************************************************/
/*****************************************************************************/
/**
* @file vectors.c
*
* This file contains the C level vectors for the ARM Cortex A9 core.
*
* <pre>
* MODIFICATION HISTORY:
*
* Ver   Who  Date     Changes
* ----- ---- -------- ---------------------------------------------------
* 1.00a ecm  10/20/09 Initial version, moved over from bsp area
* </pre>
*
* @note
*
* None.
*
******************************************************************************/
/***************************** Include Files *********************************/

#include "xil_exception.h"


/************************** Constant Definitions *****************************/

/**************************** Type Definitions *******************************/

typedef struct {
	Xil_ExceptionHandler Handler;
	void *Data;
} XExc_VectorTableEntry;

/***************** Macros (Inline Functions) Definitions *********************/

/************************** Variable Definitions *****************************/

extern XExc_VectorTableEntry XExc_VectorTable[];

/************************** Function Prototypes ******************************/

/*****************************************************************************/
/**
*
* This is the C level wrapper for the FIQ interrupt called from the vectors.s
* file.
*
* @param	None.
*
* @return	None.
*
* @note		None.
*
******************************************************************************/
void FIQInterrupt(void)
{
	XExc_VectorTable[XIL_EXCEPTION_ID_FIQ_INT].Handler(XExc_VectorTable[
					XIL_EXCEPTION_ID_FIQ_INT].Data);
}

/*****************************************************************************/
/**
*
* This is the C level wrapper for the IRQ interrupt called from the vectors.s
* file.
*
* @param	None.
*
* @return	None.
*
* @note		None.
*
******************************************************************************/
void IRQInterrupt(void)
{
	XExc_VectorTable[XIL_EXCEPTION_ID_IRQ_INT].Handler(XExc_VectorTable[
					XIL_EXCEPTION_ID_IRQ_INT].Data);
}

/*****************************************************************************/
/**
*
* This is the C level wrapper for the SW Interrupt called from the vectors.s
* file.
*
* @param	None.
*
* @return	None.
*
* @note		None.
*
******************************************************************************/
void SWInterrupt(void)
{
	XExc_VectorTable[XIL_EXCEPTION_ID_SWI_INT].Handler(XExc_VectorTable[
					XIL_EXCEPTION_ID_SWI_INT].Data);
}

/*****************************************************************************/
/**
*
* This is the C level wrapper for the DataAbort Interrupt called from the
* vectors.s file.
*
* @param	None.
*
* @return	None.
*
* @note		None.
*
******************************************************************************/
void DataAbortInterrupt(void)
{
	XExc_VectorTable[XIL_EXCEPTION_ID_DATA_ABORT_INT].Handler(
		XExc_VectorTable[XIL_EXCEPTION_ID_DATA_ABORT_INT].Data);
}

/*****************************************************************************/
/**
*
* This is the C level wrapper for the PrefetchAbort Interrupt called from the
* vectors.s file.
*
* @param	None.
*
* @return	None.
*
* @note		None.
*
******************************************************************************/
void PrefetchAbortInterrupt(void)
{
	XExc_VectorTable[XIL_EXCEPTION_ID_PREFETCH_ABORT_INT].Handler(
		XExc_VectorTable[XIL_EXCEPTION_ID_PREFETCH_ABORT_INT].Data);
}