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Diffstat (limited to 'hw/i386/intel_iommu_internal.h')
-rw-r--r--hw/i386/intel_iommu_internal.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/hw/i386/intel_iommu_internal.h b/hw/i386/intel_iommu_internal.h
index 41041219ba..29d67075f4 100644
--- a/hw/i386/intel_iommu_internal.h
+++ b/hw/i386/intel_iommu_internal.h
@@ -197,6 +197,7 @@
#define VTD_DOMAIN_ID_MASK ((1UL << VTD_DOMAIN_ID_SHIFT) - 1)
#define VTD_CAP_ND (((VTD_DOMAIN_ID_SHIFT - 4) / 2) & 7ULL)
#define VTD_MGAW 39 /* Maximum Guest Address Width */
+#define VTD_ADDRESS_SIZE (1ULL << VTD_MGAW)
#define VTD_CAP_MGAW (((VTD_MGAW - 1) & 0x3fULL) << 16)
#define VTD_MAMV 18ULL
#define VTD_CAP_MAMV (VTD_MAMV << 48)