diff options
Diffstat (limited to 'src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Library/SmmLib.h')
-rw-r--r-- | src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Library/SmmLib.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Library/SmmLib.h b/src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Library/SmmLib.h new file mode 100644 index 0000000000..7623ce2e1c --- /dev/null +++ b/src/vendorcode/intel/edk2/edk2-stable202005/MdePkg/Include/Library/SmmLib.h @@ -0,0 +1,83 @@ +/** @file + Library class name: SmmLib + + SMM Library Services that abstracts both S/W SMI generation and detection. + + Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR> + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#ifndef __SMM_LIB_H__ +#define __SMM_LIB_H__ + + +/** + Triggers an SMI at boot time. + + This function triggers a software SMM interrupt at boot time. + +**/ +VOID +EFIAPI +TriggerBootServiceSoftwareSmi ( + VOID + ); + + +/** + Triggers an SMI at run time. + + This function triggers a software SMM interrupt at run time. + +**/ +VOID +EFIAPI +TriggerRuntimeSoftwareSmi ( + VOID + ); + + +/** + Test if a boot time software SMI happened. + + This function tests if a software SMM interrupt happened. If a software SMM interrupt happened and + it was triggered at boot time, it returns TRUE. Otherwise, it returns FALSE. + + @retval TRUE A software SMI triggered at boot time happened. + @retval FALSE No software SMI happened, or the software SMI was triggered at run time. + +**/ +BOOLEAN +EFIAPI +IsBootServiceSoftwareSmi ( + VOID + ); + + +/** + Test if a run time software SMI happened. + + This function tests if a software SMM interrupt happened. If a software SMM interrupt happened and + it was triggered at run time, it returns TRUE. Otherwise, it returns FALSE. + + @retval TRUE A software SMI triggered at run time happened. + @retval FALSE No software SMI happened or the software SMI was triggered at boot time. + +**/ +BOOLEAN +EFIAPI +IsRuntimeSoftwareSmi ( + VOID + ); + +/** + Clear APM SMI Status Bit; Set the EOS bit. + +**/ +VOID +EFIAPI +ClearSmi ( + VOID + ); +#endif |