/** @file This file contains related definitions to support MM Profile feature in standalone MM. Copyright (c) 2024, Intel Corporation. All rights reserved.
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