diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/x86_64/bits/timex.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/bits/timex.h | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/timex.h b/sysdeps/unix/sysv/linux/x86_64/bits/timex.h new file mode 100644 index 0000000000..adf6292292 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/bits/timex.h @@ -0,0 +1,128 @@ +/* Copyright (C) 1995-1997, 1999, 2007, 2009, 2011 + Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _BITS_TIMEX_H +#define _BITS_TIMEX_H 1 + +/* These definitions from linux/timex.h as of 2.6.30. */ + +struct timex +{ + /* mode selector */ + unsigned int modes; + /* time offset (usec) */ + __syscall_slong_t offset; + /* frequency offset (scaled ppm) */ + __syscall_slong_t freq; + /* maximum error (usec) */ + __syscall_slong_t maxerror; + /* estimated error (usec) */ + __syscall_slong_t esterror; + /* clock command/status */ + int status; + /* pll time constant */ + __syscall_slong_t constant; + /* clock precision (usec) (read only) */ + __syscall_slong_t precision; + /* clock frequency tolerance (ppm) (read only) */ + __syscall_slong_t tolerance; + /* (read only) */ + struct timeval time; + /* (modified) usecs between clock ticks */ + __syscall_slong_t tick; + /* pps frequency (scaled ppm) (ro) */ + __syscall_slong_t ppsfreq; + /* pps jitter (us) (ro) */ + __syscall_slong_t jitter; + /* interval duration (s) (shift) (ro) */ + int shift; + /* pps stability (scaled ppm) (ro) */ + __syscall_slong_t stabil; + /* jitter limit exceeded (ro) */ + __syscall_slong_t jitcnt; + /* calibration intervals (ro) */ + __syscall_slong_t calcnt; + /* calibration errors (ro) */ + __syscall_slong_t errcnt; + /* stability limit exceeded (ro) */ + __syscall_slong_t stbcnt; + + /* TAI offset (ro) */ + int tai; + + /* ??? */ + 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_MICRO 0x1000 /* select microsecond resolution */ +#define ADJ_NANO 0x2000 /* select nanosecond resolution */ +#define ADJ_TICK 0x4000 /* tick value */ +#define ADJ_OFFSET_SINGLESHOT 0x8001 /* old-fashioned adjtime */ +#define ADJ_OFFSET_SS_READ 0xa001 /* read-only 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 */ +#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) + +#endif /* bits/timex.h */ |