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1 /*
2 * Copyright (c) 2004-2007 Apple Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_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 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.
14 *
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
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28 /*
29 * @OSF_COPYRIGHT@
30 */
31 /*
32 * @APPLE_FREE_COPYRIGHT@
33 */
34 /*
35 * File: etimer.h
36 * Purpose: Routines for handling the machine independent
37 * real-time clock.
38 */
39
40 #ifndef _ETIMER_H_
41 #define _ETIMER_H_
42
43 #define EndOfAllTime 0xFFFFFFFFFFFFFFFFULL
44
45 /* extern void rtclock_intr(int inuser, uint64_t iaddr); - this is currently MD */
46 typedef void (*etimer_intr_t)(int, uint64_t);
47
48 extern int setTimerReq(void);
49 extern void etimer_intr(int inuser, uint64_t iaddr);
50
51 extern void etimer_set_deadline(uint64_t deadline);
52 extern int setPop(uint64_t time);
53
54 extern void etimer_resync_deadlines(void);
55
56 #if 0 /* this is currently still MD */
57 #pragma pack(push,4)
58 struct rtclock_timer_t {
59 uint64_t deadline;
60 uint32_t
61 /*boolean_t*/ is_set:1,
62 has_expired:1,
63 :0;
64 };
65 #pragma pack(pop)
66 typedef struct rtclock_timer_t rtclock_timer_t;
67 #endif /* MD */
68
69
70 #endif /* _ETIMER_H_ */