99 static uint32_t timer_fsb_route(HPETTimer *t)  in timer_fsb_route()  argument
101     return t->config & HPET_TN_FSB_ENABLE;  in timer_fsb_route()
109 static uint32_t timer_is_periodic(HPETTimer *t)  in timer_is_periodic()  argument
111     return t->config & HPET_TN_PERIODIC;  in timer_is_periodic()
114 static uint32_t timer_enabled(HPETTimer *t)  in timer_enabled()  argument
116     return t->config & HPET_TN_ENABLE;  in timer_enabled()
166 static uint64_t hpet_calculate_cmp64(HPETTimer *t, uint64_t cur_tick, uint64_t target)  in hpet_calculate_cmp64()  argument
168     if (t->config & HPET_TN_32BIT) {  in hpet_calculate_cmp64()
268         HPETTimer *t = &s->timer[i];  in hpet_post_load()  local
269         t->cmp64 = hpet_calculate_cmp64(t, s->hpet_counter, t->cmp);  in hpet_post_load()
270         t->last = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) - NANOSECONDS_PER_SECOND;  in hpet_post_load()
367 static void hpet_arm(HPETTimer *t, uint64_t tick)  in hpet_arm()  argument
369     uint64_t ns = hpet_get_ns(t->state, tick);  in hpet_arm()
372     if (timer_is_periodic(t) && ns - t->last < 1000) {  in hpet_arm()
373         ns = t->last + 1000;  in hpet_arm()
376     t->last = ns;  in hpet_arm()
377     timer_mod(t->qemu_timer, ns);  in hpet_arm()
385     HPETTimer *t = opaque;  in hpet_timer()  local
386     uint64_t period = t->period;  in hpet_timer()
387     uint64_t cur_tick = hpet_get_ticks(t->state);  in hpet_timer()
389     if (timer_is_periodic(t) && period != 0) {  in hpet_timer()
390         while (hpet_time_after(cur_tick, t->cmp64)) {  in hpet_timer()
391             t->cmp64 += period;  in hpet_timer()
393         if (t->config & HPET_TN_32BIT) {  in hpet_timer()
394             t->cmp = (uint32_t)t->cmp64;  in hpet_timer()
396             t->cmp = t->cmp64;  in hpet_timer()
398         hpet_arm(t, t->cmp64);  in hpet_timer()
399     } else if (t->wrap_flag) {  in hpet_timer()
400         t->wrap_flag = 0;  in hpet_timer()
401         hpet_arm(t, t->cmp64);  in hpet_timer()
403     update_irq(t, 1);  in hpet_timer()
406 static void hpet_set_timer(HPETTimer *t)  in hpet_set_timer()  argument
408     uint64_t cur_tick = hpet_get_ticks(t->state);  in hpet_set_timer()
410     t->wrap_flag = 0;  in hpet_set_timer()
411     t->cmp64 = hpet_calculate_cmp64(t, cur_tick, t->cmp);  in hpet_set_timer()
412     if (t->config & HPET_TN_32BIT) {  in hpet_set_timer()
417         if (!timer_is_periodic(t) && t->cmp64 > hpet_next_wrap(cur_tick)) {  in hpet_set_timer()
418             t->wrap_flag = 1;  in hpet_set_timer()
419             hpet_arm(t, hpet_next_wrap(cur_tick));  in hpet_set_timer()
423     hpet_arm(t, t->cmp64);  in hpet_set_timer()
426 static void hpet_del_timer(HPETTimer *t)  in hpet_del_timer()  argument
428     HPETState *s = t->state;  in hpet_del_timer()
429     timer_del(t->qemu_timer);  in hpet_del_timer()
431     if (s->isr & (1 << t->tn)) {  in hpet_del_timer()
433         update_irq(t, 1);  in hpet_del_timer()