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diff --git a/gnu-efi/gnu-efi-3.0/inc/efidebug.h b/gnu-efi/gnu-efi-3.0/inc/efidebug.h
new file mode 100644
index 0000000..f95d492
--- /dev/null
+++ b/gnu-efi/gnu-efi-3.0/inc/efidebug.h
@@ -0,0 +1,110 @@
+#ifndef _EFI_DEBUG_H
+#define _EFI_DEBUG_H
+
+/*++
+
+Copyright (c) 1998 Intel Corporation
+
+Module Name:
+
+ efidebug.h
+
+Abstract:
+
+ EFI library debug functions
+
+
+
+Revision History
+
+--*/
+
+extern UINTN EFIDebug;
+
+#if EFI_DEBUG
+
+ #define DBGASSERT(a) DbgAssert(__FILE__, __LINE__, #a)
+ #define DEBUG(a) DbgPrint a
+
+#else
+
+ #define DBGASSERT(a)
+ #define DEBUG(a)
+
+#endif
+
+#if EFI_DEBUG_CLEAR_MEMORY
+
+ #define DBGSETMEM(a,l) SetMem(a,l,(CHAR8)BAD_POINTER)
+
+#else
+
+ #define DBGSETMEM(a,l)
+
+#endif
+
+#define D_INIT 0x00000001 // Initialization style messages
+#define D_WARN 0x00000002 // Warnings
+#define D_LOAD 0x00000004 // Load events
+#define D_FS 0x00000008 // EFI File system
+#define D_POOL 0x00000010 // Alloc & Free's
+#define D_PAGE 0x00000020 // Alloc & Free's
+#define D_INFO 0x00000040 // Verbose
+#define D_VAR 0x00000100 // Variable
+#define D_PARSE 0x00000200 // Command parsing
+#define D_BM 0x00000400 // Boot manager
+#define D_BLKIO 0x00001000 // BlkIo Driver
+#define D_BLKIO_ULTRA 0x00002000 // BlkIo Driver
+#define D_NET 0x00004000 // SNI Driver
+#define D_NET_ULTRA 0x00008000 // SNI Driver
+#define D_TXTIN 0x00010000 // Simple Input Driver
+#define D_TXTOUT 0x00020000 // Simple Text Output Driver
+#define D_ERROR_ATA 0x00040000 // ATA error messages
+#define D_ERROR 0x80000000 // Error
+
+#define D_RESERVED 0x7fffC880 // Bits not reserved above
+
+//
+// Current Debug level of the system, value of EFIDebug
+//
+//#define EFI_DBUG_MASK (D_ERROR | D_WARN | D_LOAD | D_BLKIO | D_INIT)
+#define EFI_DBUG_MASK (D_ERROR)
+
+//
+//
+//
+
+#if EFI_DEBUG
+
+ #define ASSERT(a) if(!(a)) DBGASSERT(a)
+ #define ASSERT_LOCKED(l) if(!(l)->Lock) DBGASSERT(l not locked)
+ #define ASSERT_STRUCT(p,t) DBGASSERT(t not structure), p
+
+#else
+
+ #define ASSERT(a)
+ #define ASSERT_LOCKED(l)
+ #define ASSERT_STRUCT(p,t)
+
+#endif
+
+//
+// Prototypes
+//
+
+INTN
+DbgAssert (
+ CHAR8 *file,
+ INTN lineno,
+ CHAR8 *string
+ );
+
+INTN
+DbgPrint (
+ INTN mask,
+ CHAR8 *format,
+ ...
+ );
+
+#endif
+