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Re: [Qemu-devel] [PATCH] m48t59: use rtc_clock for alarm timer


From: Paolo Bonzini
Subject: Re: [Qemu-devel] [PATCH] m48t59: use rtc_clock for alarm timer
Date: Mon, 30 Jan 2012 17:40:21 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:9.0) Gecko/20111222 Thunderbird/9.0

On 01/20/2012 01:05 PM, Paolo Bonzini wrote:
This lets the RTC get adjustments from the host NTP client.
The watchdog still uses the vm_clock.  The previous behavior is
available with "-rtc clock=vm".

Cc: Andreas Färber<address@hidden>
Signed-off-by: Paolo Bonzini<address@hidden>
---
  hw/m48t59.c |    4 ++--
  1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/hw/m48t59.c b/hw/m48t59.c
index c043996..fd5dc00 100644
--- a/hw/m48t59.c
+++ b/hw/m48t59.c
@@ -126,7 +126,7 @@ static void alarm_cb (void *opaque)
          /* Repeat once a second */
          next_time = 1;
      }
-    qemu_mod_timer(NVRAM->alrm_timer, qemu_get_clock_ns(vm_clock) +
+    qemu_mod_timer(NVRAM->alrm_timer, qemu_get_clock_ns(rtc_clock) +
                      next_time * 1000);
      qemu_set_irq(NVRAM->IRQ, 0);
  }
@@ -687,7 +687,7 @@ static void m48t59_init_common(M48t59State *s)
  {
      s->buffer = g_malloc0(s->size);
      if (s->type == 59) {
-        s->alrm_timer = qemu_new_timer_ns(vm_clock,&alarm_cb, s);
+        s->alrm_timer = qemu_new_timer_ns(rtc_clock,&alarm_cb, s);
          s->wd_timer = qemu_new_timer_ns(vm_clock,&watchdog_cb, s);
      }
      qemu_get_timedate(&s->alarm, 0);

Ping.

Paolo



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