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1/*
2 * Copyright (c) 2007 Apple Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28
29#ifndef _MACH_ARM_EXCEPTION_H_
30#define _MACH_ARM_EXCEPTION_H_
31
32#define EXC_TYPES_COUNT 14 /* incl. illegal exception 0 */
33
34#define EXC_MASK_MACHINE 0
35
36#define EXCEPTION_CODE_MAX 2 /* code and subcode */
37
38/*
39 * Trap numbers as defined by the hardware exception vectors.
40 */
41
42/*
43 * EXC_BAD_INSTRUCTION
44 */
45
46#define EXC_ARM_UNDEFINED 1 /* Undefined */
47
48/*
49 * EXC_ARITHMETIC
50 */
51
52#define EXC_ARM_FP_UNDEFINED 0 /* Undefined Floating Point Exception */
53#define EXC_ARM_FP_IO 1 /* Invalid Floating Point Operation */
54#define EXC_ARM_FP_DZ 2 /* Floating Point Divide by Zero */
55#define EXC_ARM_FP_OF 3 /* Floating Point Overflow */
56#define EXC_ARM_FP_UF 4 /* Floating Point Underflow */
57#define EXC_ARM_FP_IX 5 /* Inexact Floating Point Result */
58#define EXC_ARM_FP_ID 6 /* Floating Point Denormal Input */
59
60/*
61 * EXC_BAD_ACCESS
62 * Note: do not conflict with kern_return_t values returned by vm_fault
63 */
64
65#define EXC_ARM_DA_ALIGN 0x101 /* Alignment Fault */
66#define EXC_ARM_DA_DEBUG 0x102 /* Debug (watch/break) Fault */
67#define EXC_ARM_SP_ALIGN 0x103 /* SP Alignment Fault */
68#define EXC_ARM_SWP 0x104 /* SWP instruction */
69
70/*
71 * EXC_BREAKPOINT
72 */
73
74#define EXC_ARM_BREAKPOINT 1 /* breakpoint trap */
75
76
77#endif /* _MACH_ARM_EXCEPTION_H_ */