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/** @file
This file defines the SMM info hob structure.
Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef PAYLOAD_SMM_REGISTER_INFO_GUID_H_
#define PAYLOAD_SMM_REGISTER_INFO_GUID_H_
#include <IndustryStandard/Acpi.h>
///
/// SMM Information GUID
///
extern EFI_GUID gSmmRegisterInfoGuid;
///
/// Reuse ACPI definition
/// AddressSpaceId(0xC0-0xFF) is defined by OEM for MSR and other spaces
///
typedef EFI_ACPI_3_0_GENERIC_ADDRESS_STRUCTURE PLD_GENERIC_ADDRESS;
#define REGISTER_ID_SMI_GBL_EN 1
#define REGISTER_ID_SMI_GBL_EN_LOCK 2
#define REGISTER_ID_SMI_EOS 3
#define REGISTER_ID_SMI_APM_EN 4
#define REGISTER_ID_SMI_APM_STS 5
#pragma pack(1)
typedef struct {
UINT64 Id;
UINT64 Value;
PLD_GENERIC_ADDRESS Address;
} PLD_GENERIC_REGISTER;
typedef struct {
UINT16 Revision;
UINT16 Reserved;
UINT32 Count;
PLD_GENERIC_REGISTER Registers[0];
} PLD_SMM_REGISTERS;
#pragma pack()
#endif
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