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-rw-r--r--hw/i386/x86-iommu.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/hw/i386/x86-iommu.c b/hw/i386/x86-iommu.c
index f395139b97..4280839860 100644
--- a/hw/i386/x86-iommu.c
+++ b/hw/i386/x86-iommu.c
@@ -59,9 +59,32 @@ static void x86_iommu_class_init(ObjectClass *klass, void *data)
     dc->realize = x86_iommu_realize;
 }
 
+static bool x86_iommu_intremap_prop_get(Object *o, Error **errp)
+{
+    X86IOMMUState *s = X86_IOMMU_DEVICE(o);
+    return s->intr_supported;
+}
+
+static void x86_iommu_intremap_prop_set(Object *o, bool value, Error **errp)
+{
+    X86IOMMUState *s = X86_IOMMU_DEVICE(o);
+    s->intr_supported = value;
+}
+
+static void x86_iommu_instance_init(Object *o)
+{
+    X86IOMMUState *s = X86_IOMMU_DEVICE(o);
+
+    /* By default, do not support IR */
+    s->intr_supported = false;
+    object_property_add_bool(o, "intremap", x86_iommu_intremap_prop_get,
+                             x86_iommu_intremap_prop_set, NULL);
+}
+
 static const TypeInfo x86_iommu_info = {
     .name          = TYPE_X86_IOMMU_DEVICE,
     .parent        = TYPE_SYS_BUS_DEVICE,
+    .instance_init = x86_iommu_instance_init,
     .instance_size = sizeof(X86IOMMUState),
     .class_init    = x86_iommu_class_init,
     .class_size    = sizeof(X86IOMMUClass),