excepman.h

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/*
# _____     ___ ____     ___ ____
#  ____|   |    ____|   |        | |____|
# |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
#-----------------------------------------------------------------------
# Copyright 2001-2004, ps2dev - http://www.ps2dev.org
# Licenced under Academic Free License version 2.0
# Review ps2sdk README & LICENSE files for further details.
*/

 
#ifndef __EXCEPMAN_H__
#define __EXCEPMAN_H__
 
#include <types.h>
#include <irx.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
/* From any r3000's cop0 documentation */
#define IOP_EXCEPTION_INT   0
#define IOP_EXCEPTION_MOD   1
#define IOP_EXCEPTION_TLBL 2
#define IOP_EXCEPTION_TLBS 3
#define IOP_EXCEPTION_ADEL 4
#define IOP_EXCEPTION_ADES 5
#define IOP_EXCEPTION_IBE  6
#define IOP_EXCEPTION_DBE  7
#define IOP_EXCEPTION_SYS  8
#define IOP_EXCEPTION_BP   9
#define IOP_EXCEPTION_RI  10
#define IOP_EXCEPTION_CPU 11
#define IOP_EXCEPTION_OVF 12
#define IOP_EXCEPTION_R13 13
#define IOP_EXCEPTION_R14 14
#define IOP_EXCEPTION_HDB 15
 
typedef struct _exception_handler_struct_t
{
    struct _exception_handler_struct_t* next;
    int info;
    u32 funccode[];
} exception_handler_struct_t;
 
typedef exception_handler_struct_t* exception_handler_t;
 
extern void* GetExHandlersTable();

extern int RegisterExceptionHandler(int exception, exception_handler_t handler);
extern int RegisterPriorityExceptionHandler(int exception, int priority, exception_handler_t handler);
extern int RegisterDefaultExceptionHandler(exception_handler_t handler);
extern int ReleaseExceptionHandler(int exception, exception_handler_t handler);
extern int ReleaseDefaultExceptionHandler(exception_handler_t handler);
 
#define excepman_IMPORTS_start DECLARE_IMPORT_TABLE(excepman, 1, 2)
#define excepman_IMPORTS_end END_IMPORT_TABLE
 
#define I_GetExHandlersTable DECLARE_IMPORT(3, GetExHandlersTable)
#define I_RegisterExceptionHandler DECLARE_IMPORT(4, RegisterExceptionHandler)
#define I_RegisterPriorityExceptionHandler DECLARE_IMPORT(5, RegisterPriorityExceptionHandler)
#define I_RegisterDefaultExceptionHandler DECLARE_IMPORT(6, RegisterDefaultExceptionHandler)
#define I_ReleaseExceptionHandler DECLARE_IMPORT(7, ReleaseExceptionHandler)
#define I_ReleaseDefaultExceptionHandler DECLARE_IMPORT(8, ReleaseDefaultExceptionHandler)
 
#ifdef __cplusplus
}
#endif
 
#endif /* __EXCEPMAN_H__ */