105 lines
3.1 KiB
C
105 lines
3.1 KiB
C
/** @file
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;******************************************************************************
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;* Copyright (c) 2012 - 2013, Insyde Software Corp. All Rights Reserved.
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;*
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;* You may not reproduce, distribute, publish, display, perform, modify, adapt,
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;* transmit, broadcast, present, recite, release, license or otherwise exploit
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;* any part of this publication in any form, by any means, without the prior
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;* written permission of Insyde Software Corporation.
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;*
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;******************************************************************************
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*/
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#ifndef _L05_VARIABLE_SERVICE_SMM_H_
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#define _L05_VARIABLE_SERVICE_SMM_H_
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#include <Protocol/SmmVariable.h>
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#include <Protocol/SmmCpu.h>
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#include <Library/BaseLib.h>
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#include <Library/SmmServicesTableLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Protocol/SmmSwDispatch2.h>
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#include <OemSwSmi.h>
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#include <Protocol/L05Variable.h>
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#define EFI_L05_VARIABLE_FUNCTION (UINT16)(0x5300 + (UINT8)EFI_L05_VARIABLE_CALLBACK)
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#define EFI_L05_VARIABLE_EAX_MASK 0xFFFF00FF
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#define EFI_L05_VARIABLE_NO_ERROR 0x0000CE00
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#define EFI_L05_VARIABLE_ERROR 0x0000B600
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//
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// According to Lenovo's requirements,
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// BIOS needs to reserve 8*4K memory buffer for LVAR tool and memory type should be EfiReservedMemoryType
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//
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#define LVAR_RESERVED_MEMORY_SIZE 0x00008000
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//
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// Function
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//
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EFI_STATUS
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L05SmmGetVariable (
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IN EFI_L05_VARIABLE_PROTOCOL *This,
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IN EFI_GUID *VariableGuidName,
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IN OUT UINT32 *DataSize,
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OUT VOID *Data
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);
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EFI_STATUS
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L05SmmSetVariable (
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IN EFI_L05_VARIABLE_PROTOCOL *This,
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IN EFI_GUID *VariableGuidName,
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IN UINT32 DataSize,
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IN VOID *Data
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);
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EFI_STATUS
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L05SmmLockVariable (
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IN EFI_L05_VARIABLE_PROTOCOL *This,
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IN EFI_GUID *VariableGuidName
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);
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EFI_STATUS
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L05SmmUnlockVariable (
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IN EFI_L05_VARIABLE_PROTOCOL *This,
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IN EFI_GUID *VariableGuidName,
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IN CHAR16 *Password
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);
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EFI_STATUS
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L05SmmVariableEntry (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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);
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EFI_STATUS
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EFIAPI
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L05SmmVariableCallback (
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IN EFI_HANDLE DispatchHandle,
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IN CONST VOID *DispatchContext,
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IN OUT VOID *CommBuffer,
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IN OUT UINTN *CommBufferSize
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);
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EFI_STATUS
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SmmGetCpuSaveState (
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);
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EFI_STATUS
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ReadDwordRegister (
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IN EFI_SMM_SAVE_STATE_REGISTER RegisterNum,
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IN UINTN Width,
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IN UINT8 CpuNum,
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OUT VOID *RegisterData
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);
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EFI_STATUS
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WriteDwordRegister (
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IN EFI_SMM_SAVE_STATE_REGISTER RegisterNum,
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IN UINTN Width,
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IN UINT8 CpuNum,
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OUT VOID *RegisterData
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);
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#endif
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