tyler.durden/audk
1
0
Fork 0
mirror of https://github.com/acidanthera/audk.git synced 2025-07-29 08:34:07 +02:00
Code Issues Packages Projects Releases Wiki Activity

UefiCpuPkg: Add MM Profile related definitions

Browse Source 
Signed-off-by: Jiaxin Wu <jiaxin.wu@intel.com>
Co-authored-by: Ray Ni <ray.ni@intel.com>
Cc: Rahul Kumar <rahul1.kumar@intel.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Star Zeng <star.zeng@intel.com>
Cc: Hongbin1 Zhang <hongbin1.zhang@intel.com>
Cc: Wei6 Xu <wei6.xu@intel.com>
Cc: Dun Tan <dun.tan@intel.com>
Cc: Yuanhao Xie <yuanhao.xie@intel.com>
This commit is contained in:
Jiaxin Wu 2024-05-24 14:51:47 +08:00 committed by mergify[bot]
parent 21a2c8ae2a
commit 2c5d329e20
2 changed files with 38 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
UefiCpuPkg/Include/Guid/MmProfileData.h Normal file
View File

@ -0,0 +1,35 @@
/** @file
This file contains related definitions to support MM Profile feature in standalone MM.
Copyright (c) 2024, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef MM_PROFILE_DATA_H_
#define MM_PROFILE_DATA_H_
///
/// This GUID is assigned to the Name field of EFI_HOB_MEMORY_ALLOCATION.AllocDescriptor.
/// It signifies that the corresponding EFI_HOB_MEMORY_ALLOCATION HOB points to the location of MM Profile data.
/// MM Profile is a feature designed to log accesses to non-MM regions by standalone MM.
/// It stores these access logs within the MM Profile data.
///
#define MM_PROFILE_DATA_HOB_GUID \
{ \
0x26ef081d, 0x19b0, 0x4c42, {0xa2, 0x57, 0xa7, 0xf5, 0x9f, 0x8b, 0xd0, 0x38} \
}
///
/// In standalone MM, the policy for accessing non-MM regions is simplified:
/// Non-MM regions and their access policies are specified by EFI_HOB_RESOURCE_DESCRIPTOR HOBs.
/// Accesses to regions marked with the MM_RESOURCE_ATTRIBUTE_LOGGING attribute
/// are permitted in standalone MM, and these accesses are logged in the MM Profile data.
/// This attribute is not utilized by the SMM Profile feature in traditional SMM.
///
#define MM_RESOURCE_ATTRIBUTE_LOGGING 0x10000000
extern EFI_GUID gMmProfileDataHobGuid;
#endif

3
UefiCpuPkg/UefiCpuPkg.dec
View File

@ -111,6 +111,9 @@
## Include/Guid/MmUnblockRegion.h
gMmUnblockRegionHobGuid = { 0x7c316fb3, 0x849e, 0x4ee7, { 0x87, 0xfc, 0x16, 0x2d, 0x0b, 0x03, 0x42, 0xbf }}
## Include/Guid/MmProfileData.h
gMmProfileDataHobGuid = { 0x26ef081d, 0x19b0, 0x4c42, { 0xa2, 0x57, 0xa7, 0xf5, 0x9f, 0x8b, 0xd0, 0x38 }}
[Protocols]
## Include/Protocol/SmmCpuService.h
gEfiSmmCpuServiceProtocolGuid = { 0x1d202cab, 0xc8ab, 0x4d5c, { 0x94, 0xf7, 0x3c, 0xfc, 0xc0, 0xd3, 0xd3, 0x35 }}