xref: /xnu-11215.41.3/osfmk/mach/i386/exception.h (revision 33de042d024d46de5ff4e89f2471de6608e37fa4)
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2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
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8  * Version 2.0 (the 'License'). You may not use this file except in
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28 /*
29  * @OSF_COPYRIGHT@
30  */
31 /*
32  * Mach Operating System
33  * Copyright (c) 1991,1990,1989,1988 Carnegie Mellon University
34  * All Rights Reserved.
35  *
36  * Permission to use, copy, modify and distribute this software and its
37  * documentation is hereby granted, provided that both the copyright
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39  * software, derivative works or modified versions, and any portions
40  * thereof, and that both notices appear in supporting documentation.
41  *
42  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
43  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
44  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
45  *
46  * Carnegie Mellon requests users of this software to return to
47  *
48  *  Software Distribution Coordinator  or  [email protected]
49  *  School of Computer Science
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52  *
53  * any improvements or extensions that they make and grant Carnegie Mellon
54  * the rights to redistribute these changes.
55  */
56 /*
57  */
58 
59 #ifndef _MACH_I386_EXCEPTION_H_
60 #define _MACH_I386_EXCEPTION_H_
61 
62 #if defined (__i386__) || defined (__x86_64__)
63 
64 /*
65  * No machine dependent types for the 80386
66  */
67 
68 #define EXC_TYPES_COUNT 14      /* incl. illegal exception 0 */
69 
70 /*
71  *	Codes and subcodes for 80386 exceptions.
72  */
73 
74 #define EXCEPTION_CODE_MAX      2       /* currently code and subcode */
75 
76 /*
77  *	EXC_BAD_INSTRUCTION
78  */
79 
80 #define EXC_I386_INVOP                  1
81 
82 /*
83  *	EXC_ARITHMETIC
84  */
85 
86 #define EXC_I386_DIV                    1
87 #define EXC_I386_INTO                   2
88 #define EXC_I386_NOEXT                  3
89 #define EXC_I386_EXTOVR                 4
90 #define EXC_I386_EXTERR                 5
91 #define EXC_I386_EMERR                  6
92 #define EXC_I386_BOUND                  7
93 #define EXC_I386_SSEEXTERR              8
94 
95 /*
96  *	EXC_SOFTWARE
97  *	Note: 0x10000-0x10003 in use for unix signal
98  */
99 
100 /*
101  *	EXC_BAD_ACCESS
102  */
103 
104 /*
105  *	EXC_BREAKPOINT
106  */
107 
108 #define EXC_I386_SGL                    1
109 #define EXC_I386_BPT                    2
110 
111 #define EXC_I386_DIVERR         0       /* divide by 0 eprror		*/
112 #define EXC_I386_SGLSTP         1       /* single step			*/
113 #define EXC_I386_NMIFLT         2       /* NMI				*/
114 #define EXC_I386_BPTFLT         3       /* breakpoint fault		*/
115 #define EXC_I386_INTOFLT        4       /* INTO overflow fault		*/
116 #define EXC_I386_BOUNDFLT       5       /* BOUND instruction fault	*/
117 #define EXC_I386_INVOPFLT       6       /* invalid opcode fault		*/
118 #define EXC_I386_NOEXTFLT       7       /* extension not available fault*/
119 #define EXC_I386_DBLFLT         8       /* double fault			*/
120 #define EXC_I386_EXTOVRFLT      9       /* extension overrun fault	*/
121 #define EXC_I386_INVTSSFLT      10      /* invalid TSS fault		*/
122 #define EXC_I386_SEGNPFLT       11      /* segment not present fault	*/
123 #define EXC_I386_STKFLT         12      /* stack fault			*/
124 #define EXC_I386_GPFLT          13      /* general protection fault	*/
125 #define EXC_I386_PGFLT          14      /* page fault			*/
126 #define EXC_I386_EXTERRFLT      16      /* extension error fault	*/
127 #define EXC_I386_ALIGNFLT       17      /* Alignment fault */
128 #define EXC_I386_ENDPERR        33      /* emulated extension error flt	*/
129 #define EXC_I386_ENOEXTFLT      32      /* emulated ext not present	*/
130 
131 
132 /*
133  *	machine dependent exception masks
134  */
135 #define EXC_MASK_MACHINE        0
136 
137 #endif /* defined (__i386__) || defined (__x86_64__) */
138 
139 #endif  /* _MACH_I386_EXCEPTION_H_ */
140