kern_et.c File Reference

#include <sys/cdefs.h>
#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/sbuf.h>
#include <sys/sysctl.h>
#include <sys/systm.h>
#include <sys/queue.h>
#include <sys/timeet.h>

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Functions
	__FBSDID ("$FreeBSD$")
	SLIST_HEAD (et_eventtimers_list, eventtimer)
	MTX_SYSINIT (et_eventtimers_init, &et_eventtimers_mtx, "et_mtx", MTX_DEF)
	SYSCTL_NODE (_kern, OID_AUTO, eventtimer, CTLFLAG_RW|CTLFLAG_MPSAFE, 0, "Event timers")
static	SYSCTL_NODE (_kern_eventtimer, OID_AUTO, et, CTLFLAG_RW|CTLFLAG_MPSAFE, 0, "")
int	et_register (struct eventtimer *et)
int	et_deregister (struct eventtimer *et)
void	et_change_frequency (struct eventtimer *et, uint64_t newfreq)
struct eventtimer *	et_find (const char *name, int check, int want)
int	et_init (struct eventtimer *et, et_event_cb_t *event, et_deregister_cb_t *deregister, void *arg)
int	et_start (struct eventtimer *et, sbintime_t first, sbintime_t period)
int	et_stop (struct eventtimer *et)
int	et_ban (struct eventtimer *et)
int	et_free (struct eventtimer *et)
static int	sysctl_kern_eventtimer_choice (SYSCTL_HANDLER_ARGS)
	SYSCTL_PROC (_kern_eventtimer, OID_AUTO, choice, CTLTYPE_STRING|CTLFLAG_RD|CTLFLAG_MPSAFE, 0, 0, sysctl_kern_eventtimer_choice, "A", "Present event timers")

Variables
static struct et_eventtimers_list	eventtimers = SLIST_HEAD_INITIALIZER(et_eventtimers)
struct mtx	et_eventtimers_mtx

Function Documentation

__FBSDID()

__FBSDID

(

"$FreeBSD$"

)

et_ban()

int et_ban

(

struct eventtimer *

et

)

Definition at line 221 of file kern_et.c.

et_change_frequency()

void et_change_frequency	(	struct eventtimer *	et,
		uint64_t	newfreq
	)

Definition at line 128 of file kern_et.c.

References cpu_et_frequency().

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et_deregister()

int et_deregister

(

struct eventtimer *

et

)

Definition at line 106 of file kern_et.c.

References eventtimers, and sysctl_remove_oid().

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et_find()

struct eventtimer * et_find	(	const char *	name,
		int	check,
		int	want
	)

Definition at line 138 of file kern_et.c.

References eventtimers, and name.

Referenced by cpu_initclocks_bsp(), and sysctl_kern_eventtimer_timer().

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et_free()

int et_free

(

struct eventtimer *

et

)

Definition at line 230 of file kern_et.c.

Referenced by sysctl_kern_eventtimer_timer().

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et_init()

int et_init	(	struct eventtimer *	et,
		et_event_cb_t *	event,
		et_deregister_cb_t *	deregister,
		void *	arg
	)

Definition at line 160 of file kern_et.c.

Referenced by cpu_initclocks_bsp(), and sysctl_kern_eventtimer_timer().

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et_register()

int et_register

(

struct eventtimer *

et

)

Definition at line 56 of file kern_et.c.

References bootverbose, eventtimers, and printf().

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et_start()

int et_start	(	struct eventtimer *	et,
		sbintime_t	first,
		sbintime_t	period
	)

Definition at line 182 of file kern_et.c.

Referenced by loadtimer().

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et_stop()

int et_stop

(

struct eventtimer *

et

)

Definition at line 209 of file kern_et.c.

Referenced by configtimer(), and doconfigtimer().

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MTX_SYSINIT()

MTX_SYSINIT	(	et_eventtimers_init	,
		&	et_eventtimers_mtx,
		"et_mtx"	,
		MTX_DEF
	)

SLIST_HEAD()

SLIST_HEAD	(	et_eventtimers_list	,
		eventtimer
	)

sysctl_kern_eventtimer_choice()

static int sysctl_kern_eventtimer_choice ( SYSCTL_HANDLER_ARGS  )

static

Definition at line 242 of file kern_et.c.

References eventtimers, sbuf_data(), sbuf_delete(), sbuf_finish(), sbuf_len(), sbuf_new(), sbuf_printf(), and sbuf_putc().

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SYSCTL_NODE() [1/2]

SYSCTL_NODE	(	_kern	,
		OID_AUTO	,
		eventtimer	,
		CTLFLAG_RW|	CTLFLAG_MPSAFE,
		0	,
		"Event timers"
	)

SYSCTL_NODE() [2/2]

static SYSCTL_NODE ( _kern_eventtimer  , OID_AUTO  , et  , CTLFLAG_RW|  CTLFLAG_MPSAFE, 0  , ""    )

static

SYSCTL_PROC()

SYSCTL_PROC	(	_kern_eventtimer	,
		OID_AUTO	,
		choice	,
		CTLTYPE_STRING|CTLFLAG_RD|	CTLFLAG_MPSAFE,
		0	,
		0	,
		sysctl_kern_eventtimer_choice	,
		"A"	,
		"Present event timers"
	)

Variable Documentation

et_eventtimers_mtx

struct mtx et_eventtimers_mtx

Definition at line 43 of file kern_et.c.

eventtimers

struct et_eventtimers_list eventtimers = SLIST_HEAD_INITIALIZER(et_eventtimers)

static

Definition at line 41 of file kern_et.c.

Referenced by et_deregister(), et_find(), et_register(), and sysctl_kern_eventtimer_choice().