1 | /* |
2 | * Copyright (c) 2015-2018 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 _MACHINE_ATOMIC_H |
30 | #error "Do not include <arm/atomic.h> directly, use <machine/atomic.h>" |
31 | #endif |
32 | |
33 | #ifndef _ARM_ATOMIC_H_ |
34 | #define _ARM_ATOMIC_H_ |
35 | |
36 | #include <mach/boolean.h> |
37 | |
38 | // Parameter for __builtin_arm_dmb |
39 | #define DMB_OSHLD 0x1 |
40 | #define DMB_OSHST 0x2 |
41 | #define DMB_OSH 0x3 |
42 | #define DMB_NSHLD 0x5 |
43 | #define DMB_NSHST 0x6 |
44 | #define DMB_NSH 0x7 |
45 | #define DMB_ISHLD 0x9 |
46 | #define DMB_ISHST 0xa |
47 | #define DMB_ISH 0xb |
48 | #define DMB_LD 0xd |
49 | #define DMB_ST 0xe |
50 | #define DMB_SY 0xf |
51 | |
52 | // Parameter for __builtin_arm_dsb |
53 | #define DSB_OSHLD 0x1 |
54 | #define DSB_OSHST 0x2 |
55 | #define DSB_OSH 0x3 |
56 | #define DSB_NSHLD 0x5 |
57 | #define DSB_NSHST 0x6 |
58 | #define DSB_NSH 0x7 |
59 | #define DSB_ISHLD 0x9 |
60 | #define DSB_ISHST 0xa |
61 | #define DSB_ISH 0xb |
62 | #define DSB_LD 0xd |
63 | #define DSB_ST 0xe |
64 | #define DSB_SY 0xf |
65 | |
66 | // Parameter for __builtin_arm_isb |
67 | #define ISB_SY 0xf |
68 | |
69 | #endif // _ARM_ATOMIC_H_ |
70 | |