#ifndef _LINUX_TIMEX_H
#define _LINUX_TIMEX_H
-#include <linux/time.h>
+#include <uapi/linux/timex.h>
-#define NTP_API 4 /* NTP API version */
-
-/*
- * syscall interface - used (mainly by NTP daemon)
- * to discipline kernel clock oscillator
- */
-struct timex {
- unsigned int modes; /* mode selector */
- long offset; /* time offset (usec) */
- long freq; /* frequency offset (scaled ppm) */
- long maxerror; /* maximum error (usec) */
- long esterror; /* estimated error (usec) */
- int status; /* clock command/status */
- long constant; /* pll time constant */
- long precision; /* clock precision (usec) (read only) */
- long tolerance; /* clock frequency tolerance (ppm)
- * (read only)
- */
- struct timeval time; /* (read only, except for ADJ_SETOFFSET) */
- long tick; /* (modified) usecs between clock ticks */
-
- long ppsfreq; /* pps frequency (scaled ppm) (ro) */
- long jitter; /* pps jitter (us) (ro) */
- int shift; /* interval duration (s) (shift) (ro) */
- long stabil; /* pps stability (scaled ppm) (ro) */
- long jitcnt; /* jitter limit exceeded (ro) */
- long calcnt; /* calibration intervals (ro) */
- long errcnt; /* calibration errors (ro) */
- long stbcnt; /* stability limit exceeded (ro) */
-
- int tai; /* TAI offset (ro) */
-
- int :32; int :32; int :32; int :32;
- int :32; int :32; int :32; int :32;
- int :32; int :32; int :32;
-};
-
-/*
- * Mode codes (timex.mode)
- */
-#define ADJ_OFFSET 0x0001 /* time offset */
-#define ADJ_FREQUENCY 0x0002 /* frequency offset */
-#define ADJ_MAXERROR 0x0004 /* maximum time error */
-#define ADJ_ESTERROR 0x0008 /* estimated time error */
-#define ADJ_STATUS 0x0010 /* clock status */
-#define ADJ_TIMECONST 0x0020 /* pll time constant */
-#define ADJ_TAI 0x0080 /* set TAI offset */
-#define ADJ_SETOFFSET 0x0100 /* add 'time' to current time */
-#define ADJ_MICRO 0x1000 /* select microsecond resolution */
-#define ADJ_NANO 0x2000 /* select nanosecond resolution */
-#define ADJ_TICK 0x4000 /* tick value */
-
-#ifdef __KERNEL__
#define ADJ_ADJTIME 0x8000 /* switch between adjtime/adjtimex modes */
#define ADJ_OFFSET_SINGLESHOT 0x0001 /* old-fashioned adjtime */
#define ADJ_OFFSET_READONLY 0x2000 /* read-only adjtime */
-#else
-#define ADJ_OFFSET_SINGLESHOT 0x8001 /* old-fashioned adjtime */
-#define ADJ_OFFSET_SS_READ 0xa001 /* read-only adjtime */
-#endif
-
-/* NTP userland likes the MOD_ prefix better */
-#define MOD_OFFSET ADJ_OFFSET
-#define MOD_FREQUENCY ADJ_FREQUENCY
-#define MOD_MAXERROR ADJ_MAXERROR
-#define MOD_ESTERROR ADJ_ESTERROR
-#define MOD_STATUS ADJ_STATUS
-#define MOD_TIMECONST ADJ_TIMECONST
-#define MOD_TAI ADJ_TAI
-#define MOD_MICRO ADJ_MICRO
-#define MOD_NANO ADJ_NANO
-
-
-/*
- * Status codes (timex.status)
- */
-#define STA_PLL 0x0001 /* enable PLL updates (rw) */
-#define STA_PPSFREQ 0x0002 /* enable PPS freq discipline (rw) */
-#define STA_PPSTIME 0x0004 /* enable PPS time discipline (rw) */
-#define STA_FLL 0x0008 /* select frequency-lock mode (rw) */
-
-#define STA_INS 0x0010 /* insert leap (rw) */
-#define STA_DEL 0x0020 /* delete leap (rw) */
-#define STA_UNSYNC 0x0040 /* clock unsynchronized (rw) */
-#define STA_FREQHOLD 0x0080 /* hold frequency (rw) */
-
-#define STA_PPSSIGNAL 0x0100 /* PPS signal present (ro) */
-#define STA_PPSJITTER 0x0200 /* PPS signal jitter exceeded (ro) */
-#define STA_PPSWANDER 0x0400 /* PPS signal wander exceeded (ro) */
-#define STA_PPSERROR 0x0800 /* PPS signal calibration error (ro) */
-
-#define STA_CLOCKERR 0x1000 /* clock hardware fault (ro) */
-#define STA_NANO 0x2000 /* resolution (0 = us, 1 = ns) (ro) */
-#define STA_MODE 0x4000 /* mode (0 = PLL, 1 = FLL) (ro) */
-#define STA_CLK 0x8000 /* clock source (0 = A, 1 = B) (ro) */
-
-/* read-only bits */
-#define STA_RONLY (STA_PPSSIGNAL | STA_PPSJITTER | STA_PPSWANDER | \
- STA_PPSERROR | STA_CLOCKERR | STA_NANO | STA_MODE | STA_CLK)
-
-/*
- * Clock states (time_state)
- */
-#define TIME_OK 0 /* clock synchronized, no leap second */
-#define TIME_INS 1 /* insert leap second */
-#define TIME_DEL 2 /* delete leap second */
-#define TIME_OOP 3 /* leap second in progress */
-#define TIME_WAIT 4 /* leap second has occurred */
-#define TIME_ERROR 5 /* clock not synchronized */
-#define TIME_BAD TIME_ERROR /* bw compat */
-
-#ifdef __KERNEL__
#include <linux/compiler.h>
#include <linux/types.h>
#include <linux/param.h>
extern unsigned long tick_usec; /* USER_HZ period (usec) */
extern unsigned long tick_nsec; /* SHIFTED_HZ period (nsec) */
-extern void ntp_init(void);
-extern void ntp_clear(void);
-
/* Required to safely shift negative values */
#define shift_right(x, s) ({ \
__typeof__(x) __x = (x); \
#define NTP_INTERVAL_FREQ (HZ)
#define NTP_INTERVAL_LENGTH (NSEC_PER_SEC/NTP_INTERVAL_FREQ)
-/* Returns how long ticks are at present, in ns / 2^NTP_SCALE_SHIFT. */
-extern u64 ntp_tick_length(void);
-
-extern int second_overflow(unsigned long secs);
extern int do_adjtimex(struct timex *);
extern void hardpps(const struct timespec *, const struct timespec *);
/* The clock frequency of the i8253/i8254 PIT */
#define PIT_TICK_RATE 1193182ul
-#endif /* KERNEL */
-
#endif /* LINUX_TIMEX_H */
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