#define EFI_AUTHENTICATED_VARIABLE_GUID \\r
{ 0xaaf32c78, 0x947b, 0x439a, { 0xa1, 0x80, 0x2e, 0x14, 0x4e, 0xc3, 0x77, 0x92 } }\r
\r
+#define EFI_SECURE_BOOT_ENABLE_DISABLE \\r
+ { 0xf0a30bc7, 0xaf08, 0x4556, { 0x99, 0xc4, 0x0, 0x10, 0x9, 0xc9, 0x3a, 0x44 } }\r
+\r
+\r
extern EFI_GUID gEfiAuthenticatedVariableGuid;\r
+extern EFI_GUID gEfiSecureBootEnableDisableGuid;\r
+\r
+///\r
+/// "SecureBootEnable" variable for the Secure boot feature enable/disable.\r
+///\r
+#define EFI_SECURE_BOOT_ENABLE_NAME L"SecureBootEnable"\r
+#define SECURE_BOOT_ENABLE 1\r
+#define SECURE_BOOT_DISABLE 0\r
\r
///\r
/// Alignment of variable name and data, according to the architecture:\r