]>
Commit | Line | Data |
---|---|---|
70c7664c | 1 | /** @file\r |
9095d37b | 2 | Support for Microsoft Secure MOR implementation, defined at\r |
70c7664c JY |
3 | Microsoft Secure MOR implementation.\r |
4 | https://msdn.microsoft.com/en-us/library/windows/hardware/mt270973(v=vs.85).aspx\r | |
5 | \r | |
9095d37b | 6 | Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>\r |
9344f092 | 7 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
70c7664c JY |
8 | \r |
9 | **/\r | |
10 | \r | |
11 | #ifndef __MEMORY_OVERWRITE_REQUEST_CONTROL_LOCK_H__\r | |
12 | #define __MEMORY_OVERWRITE_REQUEST_CONTROL_LOCK_H__\r | |
13 | \r | |
14 | #define MEMORY_OVERWRITE_REQUEST_CONTROL_LOCK_GUID \\r | |
15 | { \\r | |
16 | 0xBB983CCF, 0x151D, 0x40E1, {0xA0, 0x7B, 0x4A, 0x17, 0xBE, 0x16, 0x82, 0x92} \\r | |
17 | }\r | |
18 | \r | |
2f88bd3a | 19 | #define MEMORY_OVERWRITE_REQUEST_CONTROL_LOCK_NAME L"MemoryOverwriteRequestControlLock"\r |
70c7664c JY |
20 | \r |
21 | //\r | |
22 | // VendorGuid: {BB983CCF-151D-40E1-A07B-4A17BE168292}\r | |
23 | // Name: MemoryOverwriteRequestControlLock\r | |
24 | // Attributes: NV+BS+RT\r | |
31a9d3b4 JY |
25 | // GetVariable value in Data parameter: 0x0 (unlocked); 0x1 (locked without key); 0x2 (locked with key)\r |
26 | // SetVariable value in Data parameter: 0x0 (unlocked); 0x1 (locked);\r | |
27 | // Revision 2 additionally accepts an 8-byte value that represents a shared secret key.\r | |
70c7664c | 28 | //\r |
31a9d3b4 JY |
29 | \r |
30 | //\r | |
31 | // Note: Setting MemoryOverwriteRequestControlLock does not commit to flash (just changes the internal lock state).\r | |
32 | // Getting the variable returns the internal state and never exposes the key.\r | |
70c7664c JY |
33 | //\r |
34 | \r | |
2f88bd3a | 35 | extern EFI_GUID gEfiMemoryOverwriteRequestControlLockGuid;\r |
70c7664c JY |
36 | \r |
37 | #endif\r |