| 1 | /** @file
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| 2 | The header file of bootloader support SMM.
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| 3 |
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| 4 | Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
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| 5 | SPDX-License-Identifier: BSD-2-Clause-Patent
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| 6 |
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| 7 | **/
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| 8 |
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| 9 | #ifndef BL_SUPPORT_SMM_H_
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| 10 | #define BL_SUPPORT_SMM_H_
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| 11 |
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| 12 | #include <PiDxe.h>
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| 13 | #include <Library/BaseLib.h>
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| 14 | #include <Library/DebugLib.h>
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| 15 | #include <Library/IoLib.h>
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| 16 | #include <Library/HobLib.h>
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| 17 | #include <Library/MtrrLib.h>
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| 18 | #include <Library/UefiLib.h>
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| 19 | #include <Library/BaseMemoryLib.h>
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| 20 | #include <Library/MemoryAllocationLib.h>
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| 21 | #include <Library/SmmServicesTableLib.h>
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| 22 | #include <Library/PciLib.h>
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| 23 | #include <Protocol/SmmSwDispatch2.h>
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| 24 | #include <Protocol/SmmAccess2.h>
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| 25 | #include <Protocol/MpService.h>
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| 26 | #include <Library/UefiBootServicesTableLib.h>
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| 27 | #include <Register/Intel/ArchitecturalMsr.h>
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| 28 | #include <Guid/SmmRegisterInfoGuid.h>
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| 29 | #include <Guid/SmmS3CommunicationInfoGuid.h>
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| 30 | #include <Guid/SmramMemoryReserve.h>
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| 31 |
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| 32 | #define EFI_MSR_SMRR_MASK 0xFFFFF000
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| 33 | #define MSR_SMM_FEATURE_CONTROL 0x4E0
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| 34 | #define SMRAM_SAVE_STATE_MAP_OFFSET 0xFC00 /// Save state offset from SMBASE
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| 35 |
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| 36 | typedef struct {
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| 37 | UINT32 Base;
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| 38 | UINT32 Mask;
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| 39 | } SMRR_BASE_MASK;
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| 40 |
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| 41 | #endif
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