#define FOUR_GIGABYTES (UINT64) 0x100000000ULL\r
\r
\r
-#define SNP_DRIVER_SIGNATURE EFI_SIGNATURE_32 ('s', 'n', 'd', 's')\r
+#define SNP_DRIVER_SIGNATURE SIGNATURE_32 ('s', 'n', 'd', 's')\r
#define MAX_MAP_LENGTH 100\r
\r
#define PCI_BAR_IO_MASK 0x00000003\r