/******************************************************************************
*
* (c) Copyright 2009 Xilinx, Inc. All rights reserved.
*
* This file contains confidential and proprietary information of Xilinx, Inc.
* and is protected under U.S. and international copyright and other
* intellectual property laws.
*
* DISCLAIMER
* This disclaimer is not a license and does not grant any rights to the
* materials distributed herewith. Except as otherwise provided in a valid
* license issued to you by Xilinx, and to the maximum extent permitted by
* applicable law: (1) THESE MATERIALS ARE MADE AVAILABLE "AS IS" AND WITH ALL
* FAULTS, AND XILINX HEREBY DISCLAIMS ALL WARRANTIES AND CONDITIONS, EXPRESS,
* IMPLIED, OR STATUTORY, INCLUDING BUT NOT LIMITED TO WARRANTIES OF
* MERCHANTABILITY, NON-INFRINGEMENT, OR FITNESS FOR ANY PARTICULAR PURPOSE;
* and (2) Xilinx shall not be liable (whether in contract or tort, including
* negligence, or under any other theory of liability) for any loss or damage
* of any kind or nature related to, arising under or in connection with these
* materials, including for any direct, or any indirect, special, incidental,
* or consequential loss or damage (including loss of data, profits, goodwill,
* or any type of loss or damage suffered as a result of any action brought by
* a third party) even if such damage or loss was reasonably foreseeable or
* Xilinx had been advised of the possibility of the same.
*
* CRITICAL APPLICATIONS
* Xilinx products are not designed or intended to be fail-safe, or for use in
* any application requiring fail-safe performance, such as life-support or
* safety devices or systems, Class III medical devices, nuclear facilities,
* applications related to the deployment of airbags, or any other applications
* that could lead to death, personal injury, or severe property or
* environmental damage (individually and collectively, "Critical
* Applications"). Customer assumes the sole risk and liability of any use of
* Xilinx products in Critical Applications, subject only to applicable laws
* and regulations governing limitations on product liability.
*
* THIS COPYRIGHT NOTICE AND DISCLAIMER MUST BE RETAINED AS PART OF THIS FILE
* AT ALL TIMES.
*
******************************************************************************/
/*****************************************************************************/
/**
*
* @file xil_exception.h
*
* This header file contains exception related driver functions (or
* macros) that can be used to access the device. The user should refer to the
* hardware device specification for more details of the device operation.
*
* <pre>
* MODIFICATION HISTORY:
*
* Ver   Who  Date     Changes
* ----- ---- -------- -------------------------------------------------------
* 1.00  hbm  07/28/09 Initial release
*
* </pre>
*
* @note
*
* None.
*
******************************************************************************/

#ifndef XIL_EXCEPTION_H /* prevent circular inclusions */
#define XIL_EXCEPTION_H /* by using protection macros */

#include "xil_types.h"

#ifdef __cplusplus
extern "C" {
#endif

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

/*
 * These constants are specific to Microblaze processor.
 */

#define XIL_EXCEPTION_ID_FIRST                0
#define XIL_EXCEPTION_ID_FSL                  0
#define XIL_EXCEPTION_ID_UNALIGNED_ACCESS     1
#define XIL_EXCEPTION_ID_ILLEGAL_OPCODE       2
#define XIL_EXCEPTION_ID_IOPB_EXCEPTION       3
#define XIL_EXCEPTION_ID_IPLB_EXCEPTION       3
#define XIL_EXCEPTION_ID_DOPB_EXCEPTION       4
#define XIL_EXCEPTION_ID_DPLB_EXCEPTION       4
#define XIL_EXCEPTION_ID_DIV_BY_ZERO          5
#define XIL_EXCEPTION_ID_FPU                  6
#define XIL_EXCEPTION_ID_MMU                  7
#define XIL_EXCEPTION_ID_LAST		      XIL_EXCEPTION_ID_MMU

/*
 * XIL_EXCEPTION_ID_INT is defined for all processors, but with different value.
 */
#define XIL_EXCEPTION_ID_INT		      16 /**
						  * exception ID for interrupt
						  */

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

/**
 * This typedef is the exception handler function.
 */
typedef void (*Xil_ExceptionHandler)(void *Data);


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


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

extern void Xil_ExceptionRegisterHandler(u32 Id,
					 Xil_ExceptionHandler Handler,
					 void *Data);

extern void Xil_ExceptionRemoveHandler(u32 Id);

extern void Xil_ExceptionInit(void);
extern void Xil_ExceptionEnable(void);
extern void Xil_ExceptionDisable(void);

#ifdef __cplusplus
}
#endif

#endif