fix last cpu timer initialization

The timer #0 is the system timer, so the timer #num_cpu is the
timer of the last CPU, and it must be initialized in slavio_timer_reset.

Don't mark non-existing timers as running.

Signed-off-by: Artyom Tarasenko <atar4qemu@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
diff --git a/hw/slavio_timer.c b/hw/slavio_timer.c
index d787553..c125de4 100644
--- a/hw/slavio_timer.c
+++ b/hw/slavio_timer.c
@@ -377,12 +377,12 @@
         curr_timer->limit = 0;
         curr_timer->count = 0;
         curr_timer->reached = 0;
-        if (i < s->num_cpus) {
+        if (i <= s->num_cpus) {
             ptimer_set_limit(curr_timer->timer,
                              LIMIT_TO_PERIODS(TIMER_MAX_COUNT32), 1);
             ptimer_run(curr_timer->timer, 0);
+            curr_timer->running = 1;
         }
-        curr_timer->running = 1;
     }
     s->cputimer_mode = 0;
 }