+//\r
+// +---------------------------------------------------+\r
+// | 0..(EfiMaxMemoryType - 1) - Normal memory type |\r
+// +---------------------------------------------------+\r
+// | EfiMaxMemoryType..0x6FFFFFFF - Ilegal |\r
+// +---------------------------------------------------+\r
+// | 0x70000000..0x7FFFFFFF - OEM reserved |\r
+// +---------------------------------------------------+\r
+// | 0x80000000..0xFFFFFFFF - OS reserved |\r
+// +---------------------------------------------------+\r
+//\r
+#define MEMORY_TYPE_OS_RESERVED_MIN 0x80000000\r
+#define MEMORY_TYPE_OS_RESERVED_MAX 0xFFFFFFFF\r
+#define MEMORY_TYPE_OEM_RESERVED_MIN 0x70000000\r
+#define MEMORY_TYPE_OEM_RESERVED_MAX 0x7FFFFFFF\r