/* save a timer */
void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
{
uint64_t expire_time;
if (qemu_timer_pending(ts)) {
expire_time = ts->expire_time;
} else {
expire_time = -1;
}
qemu_put_be64(f, expire_time);
}
/* When we're in charge of sending, we need to xmit something
* before the link timeout expires.
*/
static void
prepare_xmit_timer(struct nfc_re* re, void (*xmit_next_cb)(void*))
{
if (!re->xmit_timer) {
re->xmit_timer = qemu_new_timer_ms(vm_clock, xmit_next_cb, re);
assert(re->xmit_timer);
}
if (!qemu_timer_pending(re->xmit_timer)) {
/* xmit PDU in two seconds */
qemu_mod_timer(re->xmit_timer, qemu_get_clock_ms(vm_clock)+2000);
}
}
static int update_in_progress(RTCState *s)
{
int64_t guest_nsec;
if (!rtc_running(s)) {
return 0;
}
if (qemu_timer_pending(s->update_timer)) {
int64_t next_update_time = qemu_timer_expire_time_ns(s->update_timer);
/* Latch UIP until the timer expires. */
if (qemu_get_clock_ns(rtc_clock) >= (next_update_time - UIP_HOLD_LENGTH)) {
s->cmos_data[RTC_REG_A] |= REG_A_UIP;
return 1;
}
}
guest_nsec = get_guest_rtc_ns(s);
/* UIP bit will be set at last 244us of every second. */
if ((guest_nsec % NSEC_PER_SEC) >= (NSEC_PER_SEC - UIP_HOLD_LENGTH)) {
return 1;
}
return 0;
}
static int
qlooptimer_isActive(void* impl)
{
QEMUTimer* tt = impl;
return qemu_timer_pending(tt);
}
uint64_t qemu_timer_expire_time_ns(QEMUTimer *ts)
{
return qemu_timer_pending(ts) ? ts->expire_time : -1;
}