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1 | /* | |
2 | * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved. | |
3 | * | |
4 | * @APPLE_LICENSE_OSREFERENCE_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 | |
10 | * License may not be used to create, or enable the creation or | |
11 | * redistribution of, unlawful or unlicensed copies of an Apple operating | |
12 | * system, or to circumvent, violate, or enable the circumvention or | |
13 | * violation of, any terms of an Apple operating system software license | |
14 | * agreement. | |
15 | * | |
16 | * Please obtain a copy of the License at | |
17 | * http://www.opensource.apple.com/apsl/ and read it before using this | |
18 | * file. | |
19 | * | |
20 | * The Original Code and all software distributed under the License are | |
21 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
22 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, | |
23 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
24 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. | |
25 | * Please see the License for the specific language governing rights and | |
26 | * limitations under the License. | |
27 | * | |
28 | * @APPLE_LICENSE_OSREFERENCE_HEADER_END@ | |
29 | */ | |
30 | #ifndef _KERN_SPL_H_ | |
31 | #define _KERN_SPL_H_ | |
32 | ||
33 | #include <machine/machine_routines.h> | |
34 | ||
35 | typedef unsigned spl_t; | |
36 | ||
37 | #define splhigh() (spl_t) ml_set_interrupts_enabled(FALSE) | |
38 | #define splsched() (spl_t) ml_set_interrupts_enabled(FALSE) | |
39 | #define splclock() (spl_t) ml_set_interrupts_enabled(FALSE) | |
40 | #define splx(x) (void) ml_set_interrupts_enabled(x) | |
41 | #define spllo() (void) ml_set_interrupts_enabled(TRUE) | |
42 | ||
43 | #endif /* _KERN_SPL_H_ */ |