subr_rtc.c File Reference

#include <sys/cdefs.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/bus.h>
#include <sys/clock.h>
#include <sys/sysctl.h>
#include <sys/timetc.h>
#include "clock_if.h"

Include dependency graph for subr_rtc.c:

Go to the source code of this file.

Functions
	__FBSDID ("$BSDSUniX$")
	SYSCTL_INT (_machdep, OID_AUTO, disable_rtc_set, CTLFLAG_RW,&disable_rtc_set, 0,"Disallow adjusting time-of-day clock")
void	clock_register (device_t dev, long res)
void	inittodr (time_t base)
void	resettodr (void)

Variables
static device_t	clock_dev = NULL
static long	clock_res
static struct timespec	clock_adj
static int	disable_rtc_set

Function Documentation

__FBSDID

(

"$BSDSUniX$"

)

void clock_register	(	device_t	dev,
		long	res
	)

Definition at line 73 of file subr_rtc.c.

References bootverbose, clock_adj, clock_dev, clock_res, device_get_name(), and device_printf().

Here is the call graph for this function:

void inittodr

(

time_t

base

)

Definition at line 110 of file subr_rtc.c.

References clock_adj, clock_dev, printf(), tc_setclock(), and utc_offset().

Referenced by vfs_mountroot().

Here is the call graph for this function:

Here is the caller graph for this function:

void resettodr

(

void

)

Definition at line 150 of file subr_rtc.c.

References clock_adj, clock_dev, disable_rtc_set, getnanotime(), printf(), and utc_offset().

Referenced by periodic_resettodr(), settime(), shutdown_resettodr(), and sysctl_machdep_adjkerntz().

Here is the call graph for this function:

Here is the caller graph for this function:

SYSCTL_INT	(	_machdep	,
		OID_AUTO	,
		disable_rtc_set	,
		CTLFLAG_RW	,
		&	disable_rtc_set,
		0	,
		"Disallow adjusting time-of-day clock"
	)

Variable Documentation

struct timespec clock_adj

static

Definition at line 65 of file subr_rtc.c.

Referenced by clock_register(), inittodr(), and resettodr().

device_t clock_dev = NULL

static

Definition at line 63 of file subr_rtc.c.

Referenced by clock_register(), inittodr(), and resettodr().

long clock_res

static

Definition at line 64 of file subr_rtc.c.

Referenced by clock_register().

int disable_rtc_set

static

Definition at line 68 of file subr_rtc.c.

Referenced by resettodr().