| kern_clock.c (12662) | kern_clock.c (12913) |
|---|---|
| 1/*- 2 * Copyright (c) 1982, 1986, 1991, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. --- 22 unchanged lines hidden (view full) --- 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)kern_clock.c 8.5 (Berkeley) 1/21/94 | 1/*- 2 * Copyright (c) 1982, 1986, 1991, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. --- 22 unchanged lines hidden (view full) --- 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)kern_clock.c 8.5 (Berkeley) 1/21/94 |
| 39 * $Id: kern_clock.c,v 1.22 1995/12/06 13:27:37 phk Exp $ | 39 * $Id: kern_clock.c,v 1.23 1995/12/07 12:46:37 davidg Exp $ |
| 40 */ 41 42/* Portions of this software are covered by the following: */ 43/****************************************************************************** 44 * * 45 * Copyright (c) David L. Mills 1993, 1994 * 46 * * 47 * Permission to use, copy, modify, and distribute this software and its * --- 30 unchanged lines hidden (view full) --- 78 79#ifdef GPROF 80#include <sys/gmon.h> 81#endif 82 83static void initclocks __P((void *dummy)); 84SYSINIT(clocks, SI_SUB_CLOCKS, SI_ORDER_FIRST, initclocks, NULL) 85 | 40 */ 41 42/* Portions of this software are covered by the following: */ 43/****************************************************************************** 44 * * 45 * Copyright (c) David L. Mills 1993, 1994 * 46 * * 47 * Permission to use, copy, modify, and distribute this software and its * --- 30 unchanged lines hidden (view full) --- 78 79#ifdef GPROF 80#include <sys/gmon.h> 81#endif 82 83static void initclocks __P((void *dummy)); 84SYSINIT(clocks, SI_SUB_CLOCKS, SI_ORDER_FIRST, initclocks, NULL) 85 |
| 86/* Does anybody else really care about these? */ 87struct callout *callfree, *callout, calltodo; | 86/* Does anybody else really care about these? (yes, machdep.c) */ 87static struct callout calltodo; 88struct callout *callfree, *callout; |
| 88 89/* Some of these don't belong here, but it's easiest to concentrate them. */ | 89 90/* Some of these don't belong here, but it's easiest to concentrate them. */ |
| 90long cp_time[CPUSTATES]; | 91static long cp_time[CPUSTATES]; |
| 91long dk_seek[DK_NDRIVE]; | 92long dk_seek[DK_NDRIVE]; |
| 92long dk_time[DK_NDRIVE]; | 93static long dk_time[DK_NDRIVE]; |
| 93long dk_wds[DK_NDRIVE]; 94long dk_wpms[DK_NDRIVE]; 95long dk_xfer[DK_NDRIVE]; 96 97int dk_busy; 98int dk_ndrive = 0; 99char dk_names[DK_NDRIVE][DK_NAMELEN]; 100 --- 45 unchanged lines hidden (view full) --- 146 } \ 147} 148 149int stathz; 150int profhz; 151int profprocs; 152int ticks; 153static int psdiv, pscnt; /* prof => stat divider */ | 94long dk_wds[DK_NDRIVE]; 95long dk_wpms[DK_NDRIVE]; 96long dk_xfer[DK_NDRIVE]; 97 98int dk_busy; 99int dk_ndrive = 0; 100char dk_names[DK_NDRIVE][DK_NAMELEN]; 101 --- 45 unchanged lines hidden (view full) --- 147 } \ 148} 149 150int stathz; 151int profhz; 152int profprocs; 153int ticks; 154static int psdiv, pscnt; /* prof => stat divider */ |
| 154int psratio; /* ratio: prof / stat */ | 155static int psratio; /* ratio: prof / stat */ |
| 155 156volatile struct timeval time; 157volatile struct timeval mono_time; 158 159/* 160 * Phase-lock loop (PLL) definitions 161 * 162 * The following variables are read and set by the ntp_adjtime() system --- 53 unchanged lines hidden (view full) --- 216 * time_adj is the adjustment added to the value of tick at each timer 217 * interrupt and is recomputed at each timer interrupt. 218 * 219 * time_reftime is the second's portion of the system time on the last 220 * call to ntp_adjtime(). It is used to adjust the time_freq variable 221 * and to increase the time_maxerror as the time since last update 222 * increases. 223 */ | 156 157volatile struct timeval time; 158volatile struct timeval mono_time; 159 160/* 161 * Phase-lock loop (PLL) definitions 162 * 163 * The following variables are read and set by the ntp_adjtime() system --- 53 unchanged lines hidden (view full) --- 217 * time_adj is the adjustment added to the value of tick at each timer 218 * interrupt and is recomputed at each timer interrupt. 219 * 220 * time_reftime is the second's portion of the system time on the last 221 * call to ntp_adjtime(). It is used to adjust the time_freq variable 222 * and to increase the time_maxerror as the time since last update 223 * increases. 224 */ |
| 224long time_phase = 0; /* phase offset (scaled us) */ | 225static long time_phase = 0; /* phase offset (scaled us) */ |
| 225long time_freq = 0; /* frequency offset (scaled ppm) */ | 226long time_freq = 0; /* frequency offset (scaled ppm) */ |
| 226long time_adj = 0; /* tick adjust (scaled 1 / hz) */ 227long time_reftime = 0; /* time at last adjustment (s) */ | 227static long time_adj = 0; /* tick adjust (scaled 1 / hz) */ 228static long time_reftime = 0; /* time at last adjustment (s) */ |
| 228 229#ifdef PPS_SYNC 230/* 231 * The following variables are used only if the if the kernel PPS 232 * discipline code is configured (PPS_SYNC). The scale factors are 233 * defined in the timex.h header file. 234 * 235 * pps_time contains the time at each calibration interval, as read by --- 926 unchanged lines hidden --- | 229 230#ifdef PPS_SYNC 231/* 232 * The following variables are used only if the if the kernel PPS 233 * discipline code is configured (PPS_SYNC). The scale factors are 234 * defined in the timex.h header file. 235 * 236 * pps_time contains the time at each calibration interval, as read by --- 926 unchanged lines hidden --- |