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-rw-r--r--ArmPlatformPkg/ArmVirtualizationPkg/PciHostBridgeDxe/PciHostBridge.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/ArmPlatformPkg/ArmVirtualizationPkg/PciHostBridgeDxe/PciHostBridge.h b/ArmPlatformPkg/ArmVirtualizationPkg/PciHostBridgeDxe/PciHostBridge.h
index f9ef7d8c1c..b69b832c9c 100644
--- a/ArmPlatformPkg/ArmVirtualizationPkg/PciHostBridgeDxe/PciHostBridge.h
+++ b/ArmPlatformPkg/ArmVirtualizationPkg/PciHostBridgeDxe/PciHostBridge.h
@@ -45,7 +45,7 @@
#define MAX_PCI_DEVICE_NUMBER 31
#define MAX_PCI_FUNCTION_NUMBER 7
-#define MAX_PCI_REG_ADDRESS 0xFF
+#define MAX_PCI_REG_ADDRESS (SIZE_4KB - 1)
typedef enum {
IoOperation,