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1c79356b 1/*
2d21ac55 2 * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
5d5c5d0d 3 *
2d21ac55 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
1c79356b 5 *
2d21ac55
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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.
8f6c56a5 14 *
2d21ac55
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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
8f6c56a5
A
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55
A
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.
8f6c56a5 25 *
2d21ac55 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
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27 */
28#ifndef _BSD_MACHINE_SPL_H_
29#define _BSD_MACHINE_SPL_H_
30
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31#ifdef KERNEL
32#ifndef __ASSEMBLER__
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33
34#if !defined(__LP64__) || defined(XNU_KERNEL_PRIVATE)
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35/*
36 * Machine-dependent SPL definitions.
37 *
38 */
39typedef unsigned spl_t;
40
41extern unsigned int sploff(void);
42extern unsigned int splhigh(void);
43extern unsigned int splsched(void);
44extern unsigned int splclock(void);
45extern unsigned int splpower(void);
46extern unsigned int splvm(void);
47extern unsigned int splbio(void);
48extern unsigned int splimp(void);
49extern unsigned int spltty(void);
50extern unsigned int splnet(void);
51extern unsigned int splsoftclock(void);
52
53extern void spllo(void);
2d21ac55 54extern void spl0(void);
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55extern void splon(unsigned int level);
56extern void splx(unsigned int level);
57extern void spln(unsigned int level);
58#define splstatclock() splhigh()
59
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60#endif /* !__LP64__ || XNU_KERNEL_PRIVATE */
61
91447636 62#endif /* __ASSEMBLER__ */
1c79356b 63
91447636 64#endif /* KERNEL */
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65
66
67#endif /* _BSD_MACHINE_SPL_H_ */