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authorLaszlo Ersek <lersek@redhat.com>2015-07-24 20:16:00 +0200
committerMichael Tokarev <mjt@tls.msk.ru>2015-07-27 22:44:47 +0300
commitbe66680e8320d612f1c96096a217e642e458f47b (patch)
treec520d90ff9840a57d74b9623c763071ef32f6ba1 /hw/acpi
parentedec47cfef96209987cb7922286cb384916aae02 (diff)
hw/acpi/ich9: clear smi_en on reset
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" <mst@redhat.com> Cc: Igor Mammedov <imammedo@redhat.com> Cc: Gerd Hoffmann <kraxel@redhat.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: qemu-trivial@nongnu.org Signed-off-by: Laszlo Ersek <lersek@redhat.com> Reviewed-by: Igor Mammedov <imammedo@redhat.com> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Diffstat (limited to 'hw/acpi')
-rw-r--r--hw/acpi/ich9.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c
index f04f6dc8c3..8da5a2dfe3 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. */