palacios/src/palacios/vmm_time.c

   1 #include "palacios/vmm_time.h"
   2 #include "palacios/vmm.h"
   3
   4
   5 void v3_init_time(struct vm_time * time_state) {
   6   ullong_t cpu_khz = 0;
   7
   8   V3_CPU_KHZ(cpu_khz);
   9   time_state->cpu_freq = cpu_khz;
  10
  11   PrintDebug("CPU KHZ = HI=%x LO=%x\n", (uint_t)(cpu_khz >> 32), (uint_t)cpu_khz);
  12
  13   time_state->guest_tsc = 0;
  14   time_state->cached_host_tsc = 0;
  15   time_state->pending_cycles = 0;
  16
  17   INIT_LIST_HEAD(&(time_state->timers));
  18   time_state->num_timers = 0;
  19 }
  20
  21
  22 int v3_add_timer(struct guest_info * info, struct vm_timer_ops * ops, void * private_data) {
  23   //  V3_Malloc
  24
  25   /*
  26   list_add(&(timer->timer_link), &(info->time_state.timers));
  27   info->time_state.num_timers++;
  28   */
  29   return 0;
  30 }
  31
  32 int remove_timer(struct guest_info * info, struct vm_timer * timer) {
  33   list_del(&(timer->timer_link));
  34   info->time_state.num_timers--;
  35
  36   return 0;
  37 }
  38
  39
  40 void update_timers(struct guest_info * info) {
  41   struct vm_timer * tmp_timer;
  42
  43   list_for_each_entry(tmp_timer, &(info->time_state.timers), timer_link) {
  44     tmp_timer->ops.update_time(info->time_state.pending_cycles, info->time_state.cpu_freq, tmp_timer->private_data);
  45   }
  46
  47
  48   info->time_state.pending_cycles = 0;
  49 }