1 /*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
7 *
8 * This file contains Original Code and/or Modifications of Original Code
9 * as defined in and that are subject to the Apple Public Source License
10 * Version 2.0 (the 'License'). You may not use this file except in
11 * compliance with the License. Please obtain a copy of the License at
12 * http://www.opensource.apple.com/apsl/ and read it before using this
13 * file.
14 *
15 * The Original Code and all software distributed under the License are
16 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
17 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
18 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
20 * Please see the License for the specific language governing rights and
21 * limitations under the License.
22 *
23 * @APPLE_LICENSE_HEADER_END@
24 */
25 /*
26 * @OSF_COPYRIGHT@
27 */
28
29 #ifndef _MACHINE_HI_RES_CLOCK_H_
30 #define _MACHINE_HI_RES_CLOCK_H_
31
32 #include <types.h>
33 #include <mach/i386/vm_types.h>
34
35 extern vm_offset_t hi_res_clk_mmap(
36 dev_t dev,
37 vm_offset_t off,
38 int prot);
39
40 extern void clock_thread_386(
41 int loop_iterations_per_tick,
42 int *high_res_clock);
43
44 #endif /* _MACHINE_HI_RES_CLOCK_H_ */
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