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This commit is contained in:
tsutsui 2001-10-11 14:01:36 +00:00
parent 9ba9477c1a
commit 2853ff9bb9
1 changed files with 34 additions and 36 deletions
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70
sys/arch/news68k/news68k/clock.c
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@ -1,4 +1,4 @@
/* $NetBSD: clock.c,v 1.6 2001/07/07 15:27:21 tsutsui Exp $ */
/* $NetBSD: clock.c,v 1.7 2001/10/11 14:01:36 tsutsui Exp $ */
/*
* Copyright (c) 1992, 1993
@ -83,7 +83,6 @@ timer_config(initfunc)
cpu_initclocks_hook = initfunc;
}
/*
* Set up the real-time and statistics clocks. Leave stathz 0 only
* if no alternative timer is available.
@ -164,45 +163,44 @@ void
inittodr(base)
time_t base;
{
int badbase = 0, waszero = (base == 0);
int badbase = 0, waszero = (base == 0);
if (base < 5 * SECYR) {
/*
* If base is 0, assume filesystem time is just unknown
* in stead of preposterous. Don't bark.
*/
if (base != 0)
printf("WARNING: preposterous time in file system\n");
/* not going to use it anyway, if the chip is readable */
/* 1991/07/01 12:00:00 */
base = 21*SECYR + 186*SECDAY + SECDAY/2;
badbase = 1;
}
if (base < 5 * SECYR) {
/*
* If base is 0, assume filesystem time is just unknown
* in stead of preposterous. Don't bark.
*/
if (base != 0)
printf("WARNING: preposterous time in file system\n");
/* not going to use it anyway, if the chip is readable */
/* 1991/07/01 12:00:00 */
base = 21*SECYR + 186*SECDAY + SECDAY/2;
badbase = 1;
}
if (todr_gettime(todr_handle, (struct timeval *)&time) != 0 ||
time.tv_sec == 0) {
printf("WARNING: bad date in battery clock");
/*
* Believe the time in the file system for lack of
* anything better, resetting the clock.
*/
time.tv_sec = base;
if (!badbase)
resettodr();
} else {
int deltat = time.tv_sec - base;
if (todr_gettime(todr_handle, (struct timeval *)&time) != 0 ||
time.tv_sec == 0) {
printf("WARNING: bad date in battery clock");
/*
* Believe the time in the file system for lack of
* anything better, resetting the clock.
*/
time.tv_sec = base;
if (!badbase)
resettodr();
} else {
int deltat = time.tv_sec - base;
if (deltat < 0)
deltat = -deltat;
if (waszero || deltat < 2 * SECDAY)
return;
printf("WARNING: clock %s %d days",
time.tv_sec < base ? "lost" : "gained", deltat / SECDAY);
}
printf(" -- CHECK AND RESET THE DATE!\n");
if (deltat < 0)
deltat = -deltat;
if (waszero || deltat < 2 * SECDAY)
return;
printf("WARNING: clock %s %d days",
time.tv_sec < base ? "lost" : "gained", deltat / SECDAY);
}
printf(" -- CHECK AND RESET THE DATE!\n");
}
/*
* Reset the clock based on the current time.
* Used when the current clock is preposterous, when the time is changed,