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32 /*****************************************************************************/
35 * @file xil_exception.h
37 * This header file contains exception related driver functions (or
38 * macros) that can be used to access the device. The user should refer to the
39 * hardware device specification for more details of the device operation.
42 * MODIFICATION HISTORY:
44 * Ver Who Date Changes
45 * ----- ---- -------- -------------------------------------------------------
46 * 1.00 hbm 07/28/09 Initial release
54 ******************************************************************************/
56 #ifndef XIL_EXCEPTION_H /* prevent circular inclusions */
57 #define XIL_EXCEPTION_H /* by using protection macros */
59 #include "xil_types.h"
65 /************************** Constant Definitions *****************************/
68 * These constants are specific to Microblaze processor.
71 #define XIL_EXCEPTION_ID_FIRST 0
72 #define XIL_EXCEPTION_ID_FSL 0
73 #define XIL_EXCEPTION_ID_UNALIGNED_ACCESS 1
74 #define XIL_EXCEPTION_ID_ILLEGAL_OPCODE 2
75 #define XIL_EXCEPTION_ID_M_AXI_I_EXCEPTION 3
76 #define XIL_EXCEPTION_ID_IPLB_EXCEPTION 3
77 #define XIL_EXCEPTION_ID_M_AXI_D_EXCEPTION 4
78 #define XIL_EXCEPTION_ID_DPLB_EXCEPTION 4
79 #define XIL_EXCEPTION_ID_DIV_BY_ZERO 5
80 #define XIL_EXCEPTION_ID_FPU 6
81 #define XIL_EXCEPTION_ID_STACK_VIOLATION 7
82 #define XIL_EXCEPTION_ID_MMU 7
83 #define XIL_EXCEPTION_ID_LAST XIL_EXCEPTION_ID_MMU
86 * XIL_EXCEPTION_ID_INT is defined for all processors, but with different value.
88 #define XIL_EXCEPTION_ID_INT 16 /**
89 * exception ID for interrupt
92 /**************************** Type Definitions *******************************/
95 * This typedef is the exception handler function.
97 typedef void (*Xil_ExceptionHandler)(void *Data);
100 * This data type defines an interrupt handler for a device.
101 * The argument points to the instance of the component
103 typedef void (*XInterruptHandler) (void *InstancePtr);
105 /***************** Macros (Inline Functions) Definitions *********************/
108 /************************** Function Prototypes ******************************/
110 extern void Xil_ExceptionRegisterHandler(u32 Id,
111 Xil_ExceptionHandler Handler,
114 extern void Xil_ExceptionRemoveHandler(u32 Id);
116 extern void Xil_ExceptionInit(void);
117 extern void Xil_ExceptionEnable(void);
118 extern void Xil_ExceptionDisable(void);