source: branches/3.0/mindi-busybox/include/rtc_.h @ 3085

Last change on this file since 3085 was 2725, checked in by bruno, 8 years ago
  • Update mindi-busybox to 1.18.3 to avoid problems with the tar command which is now failing on recent versions with busybox 1.7.3
  • Property svn:eol-style set to native
File size: 2.6 KB
Line 
1/*
2 * Common defines/structures/etc... for applets that need to work with the RTC.
3 *
4 * Licensed under GPLv2 or later, see file LICENSE in this source tree.
5 */
6
7#ifndef BB_RTC_H
8#define BB_RTC_H 1
9
10#include "libbb.h"
11
12PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
13
14int rtc_adjtime_is_utc(void) FAST_FUNC;
15int rtc_xopen(const char **default_rtc, int flags) FAST_FUNC;
16void rtc_read_tm(struct tm *ptm, int fd) FAST_FUNC;
17time_t rtc_tm2time(struct tm *ptm, int utc) FAST_FUNC;
18
19
20/*
21 * Everything below this point has been copied from linux/rtc.h
22 * to eliminate the kernel header dependency
23 */
24
25struct linux_rtc_time {
26    int tm_sec;
27    int tm_min;
28    int tm_hour;
29    int tm_mday;
30    int tm_mon;
31    int tm_year;
32    int tm_wday;
33    int tm_yday;
34    int tm_isdst;
35};
36
37struct linux_rtc_wkalrm {
38    unsigned char enabled;  /* 0 = alarm disabled, 1 = alarm enabled */
39    unsigned char pending;  /* 0 = alarm not pending, 1 = alarm pending */
40    struct linux_rtc_time time;  /* time the alarm is set to */
41};
42
43/*
44 * ioctl calls that are permitted to the /dev/rtc interface, if
45 * any of the RTC drivers are enabled.
46 */
47#define RTC_AIE_ON      _IO('p', 0x01)  /* Alarm int. enable on         */
48#define RTC_AIE_OFF     _IO('p', 0x02)  /* ... off                      */
49#define RTC_UIE_ON      _IO('p', 0x03)  /* Update int. enable on        */
50#define RTC_UIE_OFF     _IO('p', 0x04)  /* ... off                      */
51#define RTC_PIE_ON      _IO('p', 0x05)  /* Periodic int. enable on      */
52#define RTC_PIE_OFF     _IO('p', 0x06)  /* ... off                      */
53#define RTC_WIE_ON      _IO('p', 0x0f)  /* Watchdog int. enable on      */
54#define RTC_WIE_OFF     _IO('p', 0x10)  /* ... off                      */
55
56#define RTC_ALM_SET     _IOW('p', 0x07, struct linux_rtc_time) /* Set alarm time  */
57#define RTC_ALM_READ    _IOR('p', 0x08, struct linux_rtc_time) /* Read alarm time */
58#define RTC_RD_TIME     _IOR('p', 0x09, struct linux_rtc_time) /* Read RTC time   */
59#define RTC_SET_TIME    _IOW('p', 0x0a, struct linux_rtc_time) /* Set RTC time    */
60#define RTC_IRQP_READ   _IOR('p', 0x0b, unsigned long)   /* Read IRQ rate   */
61#define RTC_IRQP_SET    _IOW('p', 0x0c, unsigned long)   /* Set IRQ rate    */
62#define RTC_EPOCH_READ  _IOR('p', 0x0d, unsigned long)   /* Read epoch      */
63#define RTC_EPOCH_SET   _IOW('p', 0x0e, unsigned long)   /* Set epoch       */
64
65#define RTC_WKALM_SET   _IOW('p', 0x0f, struct linux_rtc_wkalrm)/* Set wakeup alarm*/
66#define RTC_WKALM_RD    _IOR('p', 0x10, struct linux_rtc_wkalrm)/* Get wakeup alarm*/
67
68/* interrupt flags */
69#define RTC_IRQF 0x80 /* any of the following is active */
70#define RTC_PF 0x40
71#define RTC_AF 0x20
72#define RTC_UF 0x10
73
74POP_SAVED_FUNCTION_VISIBILITY
75
76#endif
Note: See TracBrowser for help on using the repository browser.