exception.h   [plain text]


/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. The rights granted to you under the License
 * may not be used to create, or enable the creation or redistribution of,
 * unlawful or unlicensed copies of an Apple operating system, or to
 * circumvent, violate, or enable the circumvention or violation of, any
 * terms of an Apple operating system software license agreement.
 * 
 * Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
 */
/*
 * @OSF_COPYRIGHT@
 */
/* 
 * Mach Operating System
 * Copyright (c) 1991,1990,1989,1988 Carnegie Mellon University
 * All Rights Reserved.
 * 
 * Permission to use, copy, modify and distribute this software and its
 * documentation is hereby granted, provided that both the copyright
 * notice and this permission notice appear in all copies of the
 * software, derivative works or modified versions, and any portions
 * thereof, and that both notices appear in supporting documentation.
 * 
 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
 * 
 * Carnegie Mellon requests users of this software to return to
 * 
 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
 *  School of Computer Science
 *  Carnegie Mellon University
 *  Pittsburgh PA 15213-3890
 * 
 * any improvements or extensions that they make and grant Carnegie Mellon
 * the rights to redistribute these changes.
 */
/*
 */

#ifndef	_MACH_I386_EXCEPTION_H_
#define _MACH_I386_EXCEPTION_H_

/*
 * No machine dependent types for the 80386
 */

#define	EXC_TYPES_COUNT	12	/* incl. illegal exception 0 */

/*
 *	Codes and subcodes for 80386 exceptions.
 */

#define EXCEPTION_CODE_MAX	2	/* currently code and subcode */

/*
 *	EXC_BAD_INSTRUCTION
 */

#define EXC_I386_INVOP			1

/*
 *	EXC_ARITHMETIC
 */

#define EXC_I386_DIV			1
#define EXC_I386_INTO			2
#define EXC_I386_NOEXT			3
#define EXC_I386_EXTOVR			4
#define EXC_I386_EXTERR			5
#define EXC_I386_EMERR			6
#define EXC_I386_BOUND			7
#define EXC_I386_SSEEXTERR              8

/*
 *	EXC_SOFTWARE
 *	Note: 0x10000-0x10003 in use for unix signal
 */

/*
 *	EXC_BAD_ACCESS
 */

/*
 *	EXC_BREAKPOINT
 */

#define EXC_I386_SGL			1
#define EXC_I386_BPT			2

#define EXC_I386_DIVERR		0	/* divide by 0 eprror		*/
#define EXC_I386_SGLSTP		1	/* single step			*/
#define EXC_I386_NMIFLT		2	/* NMI				*/
#define EXC_I386_BPTFLT		3	/* breakpoint fault		*/
#define EXC_I386_INTOFLT	4	/* INTO overflow fault		*/
#define EXC_I386_BOUNDFLT	5	/* BOUND instruction fault	*/
#define EXC_I386_INVOPFLT	6	/* invalid opcode fault		*/
#define EXC_I386_NOEXTFLT	7	/* extension not available fault*/
#define EXC_I386_DBLFLT		8	/* double fault			*/
#define EXC_I386_EXTOVRFLT	9	/* extension overrun fault	*/
#define EXC_I386_INVTSSFLT	10	/* invalid TSS fault		*/
#define EXC_I386_SEGNPFLT	11	/* segment not present fault	*/
#define EXC_I386_STKFLT		12	/* stack fault			*/
#define EXC_I386_GPFLT		13	/* general protection fault	*/
#define EXC_I386_PGFLT		14	/* page fault			*/
#define EXC_I386_EXTERRFLT	16	/* extension error fault	*/
#define	EXC_I386_ALIGNFLT	17	/* Alignment fault */
#define EXC_I386_ENDPERR	33	/* emulated extension error flt	*/
#define EXC_I386_ENOEXTFLT	32	/* emulated ext not present	*/


/*
 *	machine dependent exception masks
 */
#define	EXC_MASK_MACHINE	0

#endif	/* _MACH_I386_EXCEPTION_H_ */