acpi: add acpi_pm1_evt_write_en

Do APCIREGS->pm1.evt.en updates using the new acpi_pm1_evt_write_en
function, so the acpi code will see those updates.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/hw/acpi.c b/hw/acpi.c
index 112933559..407949bfa 100644
--- a/hw/acpi.c
+++ b/hw/acpi.c
@@ -268,6 +268,11 @@ void acpi_pm1_evt_write_sts(ACPIREGS *ar, uint16_t val)
     ar->pm1.evt.sts &= ~val;
 }
 
+void acpi_pm1_evt_write_en(ACPIREGS *ar, uint16_t val)
+{
+    ar->pm1.evt.en = val;
+}
+
 void acpi_pm1_evt_power_down(ACPIREGS *ar)
 {
     if (ar->pm1.evt.en & ACPI_BITMASK_POWER_BUTTON_ENABLE) {