]> git.saurik.com Git - apple/xnu.git/blame - osfmk/kern/spl.h
xnu-792.6.56.tar.gz
[apple/xnu.git] / osfmk / kern / spl.h
CommitLineData
1c79356b 1/*
91447636 2 * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
1c79356b
A
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
ff6e181a
A
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. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
1c79356b 12 *
ff6e181a
A
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
1c79356b
A
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
ff6e181a
A
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
1c79356b
A
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23#ifndef _KERN_SPL_H_
24#define _KERN_SPL_H_
25
91447636
A
26#include <machine/machine_routines.h>
27
1c79356b
A
28typedef unsigned spl_t;
29
0b4e3aa0
A
30#define splhigh() (spl_t) ml_set_interrupts_enabled(FALSE)
31#define splsched() (spl_t) ml_set_interrupts_enabled(FALSE)
32#define splclock() (spl_t) ml_set_interrupts_enabled(FALSE)
33#define splx(x) (void) ml_set_interrupts_enabled(x)
34#define spllo() (void) ml_set_interrupts_enabled(TRUE)
1c79356b
A
35
36#endif /* _KERN_SPL_H_ */