Check if elapsed time >= configured time, otherwise we may have to wait

an extra tick

PowerManagement.cpp

@@ -58,13 +58,13 @@ int PowerManagement(int pid, unsigned int signal)
   switch (power_state)
   {
     case POWER_STATE_WAKE:
-      if (accumulator > IDLE_TIMEOUT)
+      if (accumulator >= IDLE_TIMEOUT)
       {
         idle();
       }
       break;
     case POWER_STATE_IDLE:
-      if (accumulator > SLEEP_TIMEOUT)
+      if (accumulator >= SLEEP_TIMEOUT)
       {
         if (Kernel_count_running_tasks() == 1)
         {