Commit 0ce1b948 authored by Paolo Bonzini's avatar Paolo Bonzini
Browse files

add more helper functions with explicit milli/nanosecond resolution 



The code doesn't make much sense right now, but it will as
soon as timers will be able to scale their resolution arbitrarily.

Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent e0efb993

qemu-timer.h

+23 −0
Original line number Diff line number Diff line
@@ -12,6 +12,10 @@ 


/* timers */



#define SCALE_MS 1000000

#define SCALE_US 1000

#define SCALE_NS 1



typedef struct QEMUClock QEMUClock;

typedef void QEMUTimerCB(void *opaque);
@@ -54,6 +58,25 @@ void init_clocks(void); 
int init_timer_alarm(void);

void quit_timers(void);



static inline QEMUTimer *qemu_new_timer_ns(QEMUClock *clock, QEMUTimerCB *cb,

                                           void *opaque)

{

    assert(clock != rt_clock);

    return qemu_new_timer(clock, cb, opaque);

}



static inline QEMUTimer *qemu_new_timer_ms(QEMUClock *clock, QEMUTimerCB *cb,

                                           void *opaque)

{

    assert(clock == rt_clock);

    return qemu_new_timer(clock, cb, opaque);

}



static inline int64_t qemu_get_clock_ms(QEMUClock *clock)

{

    return qemu_get_clock_ns(clock) / SCALE_MS;

}



static inline int64_t get_ticks_per_sec(void)

{

    return 1000000000LL;