From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:43245) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UO7mt-0001yA-Ot for qemu-devel@nongnu.org; Fri, 05 Apr 2013 10:38:53 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UO7mk-0003l1-Ee for qemu-devel@nongnu.org; Fri, 05 Apr 2013 10:38:43 -0400 Received: from mx1.redhat.com ([209.132.183.28]:31002) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UO7mk-0003k3-74 for qemu-devel@nongnu.org; Fri, 05 Apr 2013 10:38:34 -0400 From: Igor Mammedov Date: Fri, 5 Apr 2013 16:37:02 +0200 Message-Id: <1365172636-28628-11-git-send-email-imammedo@redhat.com> In-Reply-To: <1365172636-28628-1-git-send-email-imammedo@redhat.com> References: <1365172636-28628-1-git-send-email-imammedo@redhat.com> Subject: [Qemu-devel] [PATCH 10/22] rtc: update rtc_cmos on CPU hot-plug List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: aliguori@us.ibm.com, ehabkost@redhat.com, claudio.fontana@huawei.com, aderumier@odiso.com, lcapitulino@redhat.com, jfrei@linux.vnet.ibm.com, yang.z.zhang@intel.com, pbonzini@redhat.com, afaerber@suse.de, lig.fnst@cn.fujitsu.com, rth@twiddle.net ... so that on reboot BIOS could read current available CPU count Signed-off-by: Igor Mammedov v2: * s/qemu_register_cpu_add_notifier()/qemu_register_cpu_added_notifier()/ --- hw/mc146818rtc.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/hw/mc146818rtc.c b/hw/mc146818rtc.c index a2119ad..c3a6a2d 100644 --- a/hw/mc146818rtc.c +++ b/hw/mc146818rtc.c @@ -82,6 +82,7 @@ typedef struct RTCState { Notifier clock_reset_notifier; LostTickPolicy lost_tick_policy; Notifier suspend_notifier; + Notifier cpu_added_notifier; } RTCState; static void rtc_set_time(RTCState *s); @@ -759,6 +760,14 @@ static void rtc_notify_suspend(Notifier *notifier, void *data) rtc_set_memory(&s->dev, 0xF, 0xFE); } +static void rtc_notify_cpu_added(Notifier *notifier, void *data) +{ + RTCState *s = container_of(notifier, RTCState, cpu_added_notifier); + + /* increment the number of CPUs */ + s->cmos_data[0x5f] += 1; +} + static void rtc_reset(void *opaque) { RTCState *s = opaque; @@ -852,6 +861,9 @@ static int rtc_initfn(ISADevice *dev) s->suspend_notifier.notify = rtc_notify_suspend; qemu_register_suspend_notifier(&s->suspend_notifier); + s->cpu_added_notifier.notify = rtc_notify_cpu_added; + qemu_register_cpu_added_notifier(&s->cpu_added_notifier); + memory_region_init_io(&s->io, &cmos_ops, s, "rtc", 2); isa_register_ioport(dev, &s->io, base); -- 1.8.1.4