]> git.proxmox.com Git - mirror_edk2.git/blame - MdeModulePkg/Library/PiSmmCoreSmmServicesTableLib/PiSmmCoreSmmServicesTableLib.c
MdeModulePkg: Replace BSD License with BSD+Patent License
[mirror_edk2.git] / MdeModulePkg / Library / PiSmmCoreSmmServicesTableLib / PiSmmCoreSmmServicesTableLib.c
CommitLineData
008eeb50
JY
1/** @file\r
2 SMM Core SMM Services Table Library.\r
3\r
d1102dba 4 Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>\r
9d510e61 5 SPDX-License-Identifier: BSD-2-Clause-Patent\r
008eeb50
JY
6\r
7**/\r
8\r
9#include <PiSmm.h>\r
10#include <Library/SmmServicesTableLib.h>\r
11#include <Library/DebugLib.h>\r
12\r
13EFI_SMM_SYSTEM_TABLE2 *gSmst = NULL;\r
14extern EFI_SMM_SYSTEM_TABLE2 gSmmCoreSmst;\r
15\r
16/**\r
17 The constructor function caches the pointer of SMM Services Table.\r
18\r
19 @param ImageHandle The firmware allocated handle for the EFI image.\r
20 @param SystemTable A pointer to the EFI System Table.\r
21\r
22 @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.\r
23\r
24**/\r
25EFI_STATUS\r
26EFIAPI\r
27SmmCoreSmmServicesTableLibConstructor (\r
28 IN EFI_HANDLE ImageHandle,\r
29 IN EFI_SYSTEM_TABLE *SystemTable\r
30 )\r
31{\r
32 gSmst = &gSmmCoreSmst;\r
33 return EFI_SUCCESS;\r
34}\r
be91c770
LG
35\r
36/**\r
d1102dba 37 This function allows the caller to determine if the driver is executing in\r
be91c770
LG
38 System Management Mode(SMM).\r
39\r
d1102dba 40 This function returns TRUE if the driver is executing in SMM and FALSE if the\r
be91c770
LG
41 driver is not executing in SMM.\r
42\r
43 @retval TRUE The driver is executing in System Management Mode (SMM).\r
d1102dba 44 @retval FALSE The driver is not executing in System Management Mode (SMM).\r
be91c770
LG
45\r
46**/\r
47BOOLEAN\r
48EFIAPI\r
49InSmm (\r
50 VOID\r
51 )\r
52{\r
53 return TRUE;\r
54}\r