1/* linux/android_alarm.h
2**
3** Copyright 2006, The Android Open Source Project
4** Author: Arve Hj�nnev�g
5**
6** This file is dual licensed.  It may be redistributed and/or modified
7** under the terms of the Apache 2.0 License OR version 2 of the GNU
8** General Public License.
9*/
10
11#ifndef _LINUX_ANDROID_ALARM_H
12#define _LINUX_ANDROID_ALARM_H
13
14#include <asm/ioctl.h>
15#include <linux/time.h>
16
17typedef enum {
18	// return code bit numbers or set alarm arg
19	ANDROID_ALARM_RTC_WAKEUP,
20	ANDROID_ALARM_RTC,
21	ANDROID_ALARM_ELAPSED_REALTIME_WAKEUP,
22	ANDROID_ALARM_ELAPSED_REALTIME,
23	ANDROID_ALARM_SYSTEMTIME,
24	//
25	ANDROID_ALARM_TYPE_COUNT,
26
27	// return code bit numbers
28//	ANDROID_ALARM_TIME_CHANGE = 16
29} android_alarm_type_t;
30
31typedef enum {
32	ANDROID_ALARM_RTC_WAKEUP_MASK = 1U << ANDROID_ALARM_RTC_WAKEUP,
33	ANDROID_ALARM_RTC_MASK = 1U << ANDROID_ALARM_RTC,
34	ANDROID_ALARM_ELAPSED_REALTIME_WAKEUP_MASK = 1U << ANDROID_ALARM_ELAPSED_REALTIME_WAKEUP,
35	ANDROID_ALARM_ELAPSED_REALTIME_MASK = 1U << ANDROID_ALARM_ELAPSED_REALTIME,
36	ANDROID_ALARM_SYSTEMTIME_MASK = 1U << ANDROID_ALARM_SYSTEMTIME,
37	ANDROID_ALARM_TIME_CHANGE_MASK = 1U << 16
38} android_alarm_return_flags_t;
39
40#define ANDROID_ALARM_CLEAR(type)           _IO('a', 0 | ((type) << 4)) // diasable alarm
41#define ANDROID_ALARM_WAIT                  _IO('a', 1) // ack last alarm and wait for next
42#define ANDROID_ALARM_SET(type)             _IOW('a', 2 | ((type) << 4), struct timespec) // set alarm
43#define ANDROID_ALARM_SET_AND_WAIT(type)    _IOW('a', 3 | ((type) << 4), struct timespec)
44#define ANDROID_ALARM_GET_TIME(type)        _IOW('a', 4 | ((type) << 4), struct timespec)
45#define ANDROID_ALARM_SET_RTC               _IOW('a', 5, struct timespec)
46#define ANDROID_ALARM_SET_TIMEZONE          _IOW('a', 6, struct timezone)
47
48#define ANDROID_ALARM_BASE_CMD(cmd) (cmd & ~(_IOC(0, 0, 0xf0, 0)))
49#define ANDROID_ALARM_IOCTL_TO_TYPE(cmd) (_IOC_NR(cmd) >> 4)
50
51#endif
52