]> git.saurik.com Git - apple/xnu.git/blame - osfmk/i386/machine_cpu.h
xnu-1228.5.18.tar.gz
[apple/xnu.git] / osfmk / i386 / machine_cpu.h
CommitLineData
1c79356b 1/*
91447636 2 * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
1c79356b 3 *
2d21ac55 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
1c79356b 5 *
2d21ac55
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. 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
A
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@
1c79356b 27 */
55e303ae
A
28#ifndef _I386_MACHINE_CPU_H_
29#define _I386_MACHINE_CPU_H_
1c79356b 30
55e303ae
A
31#include <mach/mach_types.h>
32#include <mach/boolean.h>
33#include <kern/kern_types.h>
34#include <pexpert/pexpert.h>
91447636 35#include <sys/cdefs.h>
1c79356b 36
91447636 37__BEGIN_DECLS
55e303ae
A
38void cpu_machine_init(
39 void);
1c79356b 40
55e303ae 41void cpu_signal_handler(
0c530ab8
A
42 x86_saved_state_t *regs);
43
44void handle_pending_TLB_flushes(
45 void);
46
55e303ae 47
91447636
A
48kern_return_t cpu_register(
49 int *slot_nump);
50__END_DECLS
51
52static inline void cpu_halt(void)
53{
0c530ab8 54 asm volatile( "wbinvd; cli; hlt" );
91447636
A
55}
56
55e303ae
A
57static inline void cpu_pause(void)
58{
59 asm volatile( "rep; nop" );
60}
91447636 61
55e303ae 62#endif /* _I386_MACHINE_CPU_H_ */