pc: make smbus configurable

Signed-off-by: Chao Peng <chao.p.peng@linux.intel.com>
Message-Id: <1478330391-74060-2-git-send-email-chao.p.peng@linux.intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

1 files changed, 18 insertions, 0 deletions

diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index a9e64a88e5..40bec88681 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -2158,6 +2158,20 @@ static void pc_machine_set_nvdimm(Object *obj, bool value, Error **errp)
     pcms->acpi_nvdimm_state.is_enabled = value;
 }
 
+static bool pc_machine_get_smbus(Object *obj, Error **errp)
+{
+    PCMachineState *pcms = PC_MACHINE(obj);
+
+    return pcms->smbus;
+}
+
+static void pc_machine_set_smbus(Object *obj, bool value, Error **errp)
+{
+    PCMachineState *pcms = PC_MACHINE(obj);
+
+    pcms->smbus = value;
+}
+
 static void pc_machine_initfn(Object *obj)
 {
     PCMachineState *pcms = PC_MACHINE(obj);
@@ -2169,6 +2183,7 @@ static void pc_machine_initfn(Object *obj)
     pcms->acpi_nvdimm_state.is_enabled = false;
     /* acpi build is enabled by default if machine supports it */
     pcms->acpi_build_enabled = PC_MACHINE_GET_CLASS(pcms)->has_acpi_build;
+    pcms->smbus = true;
 }
 
 static void pc_machine_reset(void)
@@ -2329,6 +2344,9 @@ static void pc_machine_class_init(ObjectClass *oc, void *data)
 
     object_class_property_add_bool(oc, PC_MACHINE_NVDIMM,
         pc_machine_get_nvdimm, pc_machine_set_nvdimm, &error_abort);
+
+    object_class_property_add_bool(oc, PC_MACHINE_SMBUS,
+        pc_machine_get_smbus, pc_machine_set_smbus, &error_abort);
 }
 
 static const TypeInfo pc_machine_info = {