diff options
Diffstat (limited to 'src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Library/SmmServicesTableLib.h')
-rw-r--r-- | src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Library/SmmServicesTableLib.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Library/SmmServicesTableLib.h b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Library/SmmServicesTableLib.h new file mode 100644 index 0000000000..b8c0d5660f --- /dev/null +++ b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Library/SmmServicesTableLib.h @@ -0,0 +1,43 @@ +/** @file + Provides a service to retrieve a pointer to the SMM Services Table. + Only available to SMM module types. + +Copyright (c) 2009, Intel Corporation. All rights reserved.<BR> +This program and the accompanying materials +are licensed and made available under the terms and conditions of the BSD License +which accompanies this distribution. The full text of the license may be found at +http://opensource.org/licenses/bsd-license.php + +THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#ifndef __SMM_SERVICES_TABLE_LIB_H__ +#define __SMM_SERVICES_TABLE_LIB_H__ + +#include <PiSmm.h> + +/// +/// Cache pointer to the SMM Services Table +/// +extern EFI_SMM_SYSTEM_TABLE2 *gSmst; + +/** + This function allows the caller to determine if the driver is executing in + System Management Mode(SMM). + + This function returns TRUE if the driver is executing in SMM and FALSE if the + driver is not executing in SMM. + + @retval TRUE The driver is executing in System Management Mode (SMM). + @retval FALSE The driver is not executing in System Management Mode (SMM). + +**/ +BOOLEAN +EFIAPI +InSmm ( + VOID + ); + +#endif |