diff --git a/sdk/xtdk/xtstatus.h b/sdk/xtdk/xtstatus.h
index 3f5eb0c..f61d7aa 100644
--- a/sdk/xtdk/xtstatus.h
+++ b/sdk/xtdk/xtstatus.h
@@ -46,4 +46,11 @@
 #define STATUS_EFI_IP_ADDRESS_CONFLICT                                     (EFI_ERROR_MASK | 0x22)
 #define STATUS_EFI_HTTP_ERROR                                              (EFI_ERROR_MASK | 0x23)
 
+/* XT status code definitions */
+#define STATUS_SUCCESS                                                     ((XTSTATUS) 0x00000000L)
+#define STATUS_INVALID_PARAMETER                                           ((XTSTATUS) 0xC000000DL)
+#define STATUS_DEVICE_NOT_READY                                            ((XTSTATUS) 0xC00000A3L)
+#define STATUS_IO_DEVICE_ERROR                                             ((XTSTATUS) 0xC0000185L)
+#define STATUS_NOT_FOUND                                                   ((XTSTATUS) 0xC0000225L)
+
 #endif /* __XTDK_XTSTATUS_H */