+//\r
+// Byte-aligned IO port register block initializer for\r
+// EFI_ACPI_2_0_GENERIC_ADDRESS_STRUCTURE\r
+//\r
+#define GAS2_IO(Base, Size) { \\r
+ EFI_ACPI_2_0_SYSTEM_IO, /* AddressSpaceId */ \\r
+ (Size) * 8, /* RegisterBitWidth */ \\r
+ 0, /* RegisterBitOffset */ \\r
+ 0, /* Reserved */ \\r
+ (Base) /* Address */ \\r
+ }\r