1 files changed, 12 insertions, 0 deletions
diff --git a/include/hw/i386/x86-iommu.h b/include/hw/i386/x86-iommu.h
index c48e8dd..0c89d98 100644
--- a/include/hw/i386/x86-iommu.h
+++ b/include/hw/i386/x86-iommu.h
@@ -37,6 +37,12 @@
 typedef struct X86IOMMUState X86IOMMUState;
 typedef struct X86IOMMUClass X86IOMMUClass;
 
+typedef enum IommuType {
+    TYPE_INTEL,
+    TYPE_AMD,
+    TYPE_NONE
+} IommuType;
+
 struct X86IOMMUClass {
     SysBusDeviceClass parent;
     /* Intel/AMD specific realize() hook */
@@ -67,6 +73,7 @@ typedef struct IEC_Notifier IEC_Notifier;
 struct X86IOMMUState {
     SysBusDevice busdev;
     bool intr_supported;        /* Whether vIOMMU supports IR */
+    IommuType type;             /* IOMMU type - AMD/Intel     */
     QLIST_HEAD(, IEC_Notifier) iec_notifiers; /* IEC notify list */
 };
 
@@ -76,6 +83,11 @@ struct X86IOMMUState {
  */
 X86IOMMUState *x86_iommu_get_default(void);
 
+/*
+ * x86_iommu_get_type - get IOMMU type
+ */
+IommuType x86_iommu_get_type(void);
+
 /**
  * x86_iommu_iec_register_notifier - register IEC (Interrupt Entry
  *                                   Cache) notifiers