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/*
* General purpose implementation of a simple periodic countdown timer.
*
* Copyright (c) 2007 CodeSourcery.
*
* This code is licensed under the GNU LGPL.
*/
#ifndef PTIMER_H
#define PTIMER_H
#include "qemu-common.h"
#include "qemu/timer.h"
#include "migration/vmstate.h"
/* ptimer.c */
typedef struct ptimer_state ptimer_state;
typedef void (*ptimer_cb)(void *opaque);
ptimer_state *ptimer_init(QEMUBH *bh);
void ptimer_set_period(ptimer_state *s, int64_t period);
void ptimer_set_freq(ptimer_state *s, uint32_t freq);
void ptimer_set_limit(ptimer_state *s, uint64_t limit, int reload);
uint64_t ptimer_get_count(ptimer_state *s);
void ptimer_set_count(ptimer_state *s, uint64_t count);
void ptimer_run(ptimer_state *s, int oneshot);
void ptimer_stop(ptimer_state *s);
extern const VMStateDescription vmstate_ptimer;
#define VMSTATE_PTIMER(_field, _state) \
VMSTATE_STRUCT_POINTER_V(_field, _state, 1, vmstate_ptimer, ptimer_state)
#define VMSTATE_PTIMER_ARRAY(_f, _s, _n) \
VMSTATE_ARRAY_OF_POINTER_TO_STRUCT(_f, _s, _n, 0, \
vmstate_ptimer, ptimer_state)
#endif
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