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Clock frequencies tend to be big numbers -- use humanize_number() when

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displaying them through printf.
This commit is contained in:
bjh21 2006-08-05 21:59:40 +00:00
parent 265929b20e
commit fc39059504
1 changed files with 15 additions and 10 deletions
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25
sys/kern/kern_tc.c
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@ -1,4 +1,4 @@
/* $NetBSD: kern_tc.c,v 1.5 2006/07/23 22:06:11 ad Exp $ */
/* $NetBSD: kern_tc.c,v 1.6 2006/08/05 21:59:40 bjh21 Exp $ */
/*-
* ----------------------------------------------------------------------------
@ -11,7 +11,7 @@
#include <sys/cdefs.h>
/* __FBSDID("$FreeBSD: src/sys/kern/kern_tc.c,v 1.166 2005/09/19 22:16:31 andre Exp $"); */
__KERNEL_RCSID(0, "$NetBSD: kern_tc.c,v 1.5 2006/07/23 22:06:11 ad Exp $");
__KERNEL_RCSID(0, "$NetBSD: kern_tc.c,v 1.6 2006/08/05 21:59:40 bjh21 Exp $");
#include "opt_ntp.h"
@ -435,7 +435,10 @@ void
tc_init(struct timecounter *tc)
{
u_int u;
char freqstr[9];
humanize_number(freqstr, sizeof(freqstr), tc->tc_frequency,
"Hz", 1000);
u = tc->tc_frequency / tc->tc_counter_mask;
/* XXX: We need some margin here, 10% is a guess */
u *= 11;
@ -443,14 +446,13 @@ tc_init(struct timecounter *tc)
if (u > hz && tc->tc_quality >= 0) {
tc->tc_quality = -2000;
if (bootverbose) {
printf("timecounter: Timecounter \"%s\" frequency %ju Hz",
tc->tc_name, (uintmax_t)tc->tc_frequency);
printf("timecounter: Timecounter \"%s\" frequency %s",
tc->tc_name, freqstr);
printf(" -- Insufficient hz, needs at least %u\n", u);
}
} else if (tc->tc_quality >= 0 || bootverbose) {
printf("timecounter: Timecounter \"%s\" frequency %ju Hz quality %d\n",
tc->tc_name, (uintmax_t)tc->tc_frequency,
tc->tc_quality);
printf("timecounter: Timecounter \"%s\" frequency %s "
"quality %d\n", tc->tc_name, freqstr, tc->tc_quality);
}
/* XXX locking */
@ -591,12 +593,15 @@ tc_windup(void)
/* Now is a good time to change timecounters. */
if (th->th_counter != timecounter) {
char freqstr[9];
th->th_counter = timecounter;
th->th_offset_count = ncount;
printf("timecounter: selected timecounter \"%s\" frequency %ju Hz quality %d\n",
timecounter->tc_name, (uintmax_t)timecounter->tc_frequency,
timecounter->tc_quality);
humanize_number(freqstr, sizeof(freqstr),
timecounter->tc_frequency, "Hz", 1000);
printf("timecounter: selected timecounter \"%s\" "
"frequency %s quality %d\n",
timecounter->tc_name, freqstr, timecounter->tc_quality);
}
/*-