(((UINT8 *) a)[3] << 24) )\r
\r
\r
+#define SIZE_OF_EFI_BLOCK_IO_MEDIA_REV1 ((UINTN)&((EFI_BLOCK_IO_MEDIA *)0)->LastBlock + sizeof(EFI_LBA))\r
+#define SIZE_OF_EFI_BLOCK_IO_MEDIA_REV2 sizeof(EFI_BLOCK_IO_MEDIA)\r
+\r
//\r
// GPT Partition Entry Status\r
//\r