[SDK] Big update

Signed-off-by: Quinn Stephens <quinn@osmora.org>

SDK/INC/EFI/efi.h

@@ -0,0 +1,32 @@
+/*++
+
+Copyright (c) 2024-2025, Quinn Stephens.
+Provided under the BSD 3-Clause license.
+
+Module Name:
+
+   efi.h
+
+Abstract:
+
+   Provides EFI header files.
+
+--*/
+
+#ifndef _EFI_H
+#define _EFI_H
+
+#if defined(__x86_64__)
+   #include "X64/efibind.h"
+#else
+   #error Unsupported architecture
+#endif
+
+#include "efidef.h"
+#include "efidevp.h"
+#include "eficon.h"
+#include "efiprot.h"
+#include "efiapi.h"
+#include "efierr.h"
+
+#endif /* !_EFI_H */