diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/edk2/MdeModulePkg/Include/Guid/SmmLockBox.h | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/MdeModulePkg/Include/Guid/SmmLockBox.h')
| -rw-r--r-- | roms/edk2/MdeModulePkg/Include/Guid/SmmLockBox.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/roms/edk2/MdeModulePkg/Include/Guid/SmmLockBox.h b/roms/edk2/MdeModulePkg/Include/Guid/SmmLockBox.h new file mode 100644 index 000000000..0297ba93c --- /dev/null +++ b/roms/edk2/MdeModulePkg/Include/Guid/SmmLockBox.h @@ -0,0 +1,66 @@ +/** @file
+ SmmLockBox guid header file.
+
+Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>
+
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef _SMM_LOCK_BOX_GUID_H_
+#define _SMM_LOCK_BOX_GUID_H_
+
+#define EFI_SMM_LOCK_BOX_COMMUNICATION_GUID \
+ {0x2a3cfebd, 0x27e8, 0x4d0a, {0x8b, 0x79, 0xd6, 0x88, 0xc2, 0xa3, 0xe1, 0xc0}}
+
+//
+// Below data structure is used for communication between PEI/DXE to SMM.
+//
+
+#define EFI_SMM_LOCK_BOX_COMMAND_SAVE 0x1
+#define EFI_SMM_LOCK_BOX_COMMAND_UPDATE 0x2
+#define EFI_SMM_LOCK_BOX_COMMAND_RESTORE 0x3
+#define EFI_SMM_LOCK_BOX_COMMAND_SET_ATTRIBUTES 0x4
+#define EFI_SMM_LOCK_BOX_COMMAND_RESTORE_ALL_IN_PLACE 0x5
+
+typedef struct {
+ UINT32 Command;
+ UINT32 DataLength;
+ UINT64 ReturnStatus;
+} EFI_SMM_LOCK_BOX_PARAMETER_HEADER;
+
+typedef struct {
+ EFI_SMM_LOCK_BOX_PARAMETER_HEADER Header;
+ GUID Guid;
+ PHYSICAL_ADDRESS Buffer;
+ UINT64 Length;
+} EFI_SMM_LOCK_BOX_PARAMETER_SAVE;
+
+typedef struct {
+ EFI_SMM_LOCK_BOX_PARAMETER_HEADER Header;
+ GUID Guid;
+ UINT64 Offset;
+ PHYSICAL_ADDRESS Buffer;
+ UINT64 Length;
+} EFI_SMM_LOCK_BOX_PARAMETER_UPDATE;
+
+typedef struct {
+ EFI_SMM_LOCK_BOX_PARAMETER_HEADER Header;
+ GUID Guid;
+ PHYSICAL_ADDRESS Buffer;
+ UINT64 Length;
+} EFI_SMM_LOCK_BOX_PARAMETER_RESTORE;
+
+typedef struct {
+ EFI_SMM_LOCK_BOX_PARAMETER_HEADER Header;
+ GUID Guid;
+ UINT64 Attributes;
+} EFI_SMM_LOCK_BOX_PARAMETER_SET_ATTRIBUTES;
+
+typedef struct {
+ EFI_SMM_LOCK_BOX_PARAMETER_HEADER Header;
+} EFI_SMM_LOCK_BOX_PARAMETER_RESTORE_ALL_IN_PLACE;
+
+extern EFI_GUID gEfiSmmLockBoxCommunicationGuid;
+
+#endif
|