From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:51127) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZIhW4-0004MP-EQ for qemu-devel@nongnu.org; Fri, 24 Jul 2015 14:16:17 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZIhW2-0001g8-5x for qemu-devel@nongnu.org; Fri, 24 Jul 2015 14:16:16 -0400 From: Laszlo Ersek Date: Fri, 24 Jul 2015 20:16:00 +0200 Message-Id: <1437761762-19798-2-git-send-email-lersek@redhat.com> In-Reply-To: <1437761762-19798-1-git-send-email-lersek@redhat.com> References: <1437761762-19798-1-git-send-email-lersek@redhat.com> Subject: [Qemu-devel] [PATCH for-2.4-rc3 1/3] hw/acpi/ich9: clear smi_en on reset List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: qemu-trivial@nongnu.org, Igor Mammedov , Paolo Bonzini , Gerd Hoffmann , "Michael S. Tsirkin" Otherwise on reboot firmware might think (due to APMC_EN remaining set from the previous boot) that SMI support is absent. Cc: "Michael S. Tsirkin" Cc: Igor Mammedov Cc: Gerd Hoffmann Cc: Paolo Bonzini Cc: qemu-trivial@nongnu.org Signed-off-by: Laszlo Ersek --- hw/acpi/ich9.c | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c index f04f6dc..8da5a2d 100644 --- a/hw/acpi/ich9.c +++ b/hw/acpi/ich9.c @@ -221,6 +221,7 @@ static void pm_reset(void *opaque) acpi_pm_tmr_reset(&pm->acpi_regs); acpi_gpe_reset(&pm->acpi_regs); + pm->smi_en = 0; if (!pm->smm_enabled) { /* Mark SMM as already inited to prevent SMM from running. KVM does not * support SMM mode. */ -- 1.8.3.1