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-rw-r--r--MdePkg/Include/IndustryStandard/IoRemappingTable.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/MdePkg/Include/IndustryStandard/IoRemappingTable.h b/MdePkg/Include/IndustryStandard/IoRemappingTable.h
index 544aa67a05..7900bb5bbd 100644
--- a/MdePkg/Include/IndustryStandard/IoRemappingTable.h
+++ b/MdePkg/Include/IndustryStandard/IoRemappingTable.h
@@ -43,8 +43,9 @@
#define EFI_ACPI_IORT_MEM_ACCESS_PROP_AH_RA BIT2
#define EFI_ACPI_IORT_MEM_ACCESS_PROP_AH_AHO BIT3
-#define EFI_ACPI_IORT_MEM_ACCESS_FLAGS_CPM BIT0
-#define EFI_ACPI_IORT_MEM_ACCESS_FLAGS_DACS BIT1
+#define EFI_ACPI_IORT_MEM_ACCESS_FLAGS_CPM BIT0
+#define EFI_ACPI_IORT_MEM_ACCESS_FLAGS_DACS BIT1
+#define EFI_ACPI_IORT_MEM_ACCESS_FLAGS_CANWBS BIT2
#define EFI_ACPI_IORT_SMMUv1v2_MODEL_v1 0x0
#define EFI_ACPI_IORT_SMMUv1v2_MODEL_v2 0x1