diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/sys/timex.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/sys/timex.h | 83 |
1 files changed, 82 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/sys/timex.h b/sysdeps/unix/sysv/linux/sys/timex.h index 3108ba43da..aa3ee39d22 100644 --- a/sysdeps/unix/sysv/linux/sys/timex.h +++ b/sysdeps/unix/sysv/linux/sys/timex.h @@ -21,7 +21,88 @@ #include <features.h> #include <sys/time.h> -#include <linux/timex.h> + +/* These definitions from linux/timex.h as of 2.1.130. */ + +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) */ + 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 :32; 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_TICK 0x4000 /* tick value */ +#define ADJ_OFFSET_SINGLESHOT 0x8001 /* old-fashioned adjtime */ + +/* xntp 3.4 compatibility names */ +#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_CLKB ADJ_TICK +#define MOD_CLKA ADJ_OFFSET_SINGLESHOT /* 0x8000 in original */ + + +/* 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_RONLY (STA_PPSSIGNAL | STA_PPSJITTER | STA_PPSWANDER | \ + STA_PPSERROR | STA_CLOCKERR) /* read-only bits */ + +/* 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 */ __BEGIN_DECLS |