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@@ -1,7 +1,7 @@
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/** @file
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PiSmmCommunication SMM Driver.
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-Copyright (c) 2010 - 2015, Intel Corporation. All rights reserved.<BR>
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+Copyright (c) 2010 - 2017, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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@@ -19,16 +19,11 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#include <Library/SmmServicesTableLib.h>
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#include <Library/BaseLib.h>
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#include <Library/BaseMemoryLib.h>
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-#include <Library/HobLib.h>
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#include <Library/DebugLib.h>
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#include <Library/SmmMemLib.h>
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-#include <Library/PcdLib.h>
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#include <Protocol/SmmSwDispatch2.h>
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-#include <Protocol/SmmReadyToLock.h>
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#include <Protocol/SmmCommunication.h>
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-#include <Protocol/AcpiTable.h>
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#include <Ppi/SmmCommunication.h>
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-#include <Guid/Acpi.h>
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#include "PiSmmCommunicationPrivate.h"
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@@ -36,26 +31,6 @@ EFI_SMM_COMMUNICATION_CONTEXT mSmmCommunicationContext = {
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SMM_COMMUNICATION_SIGNATURE
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};
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-EFI_SMM_COMMUNICATION_ACPI_TABLE mSmmCommunicationAcpiTable = {
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- {
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- {
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- EFI_ACPI_4_0_UEFI_ACPI_DATA_TABLE_SIGNATURE,
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- sizeof (EFI_SMM_COMMUNICATION_ACPI_TABLE),
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- 0x1, // Revision
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- 0x0, // Checksum
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- {0x0}, // OemId[6]
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- 0x0, // OemTableId
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- 0x0, // OemRevision
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- 0x0, // CreatorId
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- 0x0 // CreatorRevision
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- },
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- {0x0}, // Identifier
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- OFFSET_OF (EFI_SMM_COMMUNICATION_ACPI_TABLE, SwSmiNumber) // DataOffset
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- },
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- 0x0, // SwSmiNumber
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- 0x0 // BufferPtrAddress
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-};
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-
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/**
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Set SMM communication context.
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**/
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@@ -200,22 +175,8 @@ PiSmmCommunicationSmmEntryPoint (
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EFI_SMM_SW_DISPATCH2_PROTOCOL *SmmSwDispatch2;
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EFI_SMM_SW_REGISTER_CONTEXT SmmSwDispatchContext;
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EFI_HANDLE DispatchHandle;
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- EFI_ACPI_TABLE_PROTOCOL *AcpiTableProtocol;
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- UINTN TableKey;
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- UINT64 OemTableId;
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EFI_PHYSICAL_ADDRESS *BufferPtrAddress;
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- CopyMem (
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- mSmmCommunicationAcpiTable.UefiAcpiDataTable.Header.OemId,
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- PcdGetPtr (PcdAcpiDefaultOemId),
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- sizeof (mSmmCommunicationAcpiTable.UefiAcpiDataTable.Header.OemId)
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- );
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- OemTableId = PcdGet64 (PcdAcpiDefaultOemTableId);
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- CopyMem (&mSmmCommunicationAcpiTable.UefiAcpiDataTable.Header.OemTableId, &OemTableId, sizeof (UINT64));
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- mSmmCommunicationAcpiTable.UefiAcpiDataTable.Header.OemRevision = PcdGet32 (PcdAcpiDefaultOemRevision);
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- mSmmCommunicationAcpiTable.UefiAcpiDataTable.Header.CreatorId = PcdGet32 (PcdAcpiDefaultCreatorId);
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- mSmmCommunicationAcpiTable.UefiAcpiDataTable.Header.CreatorRevision = PcdGet32 (PcdAcpiDefaultCreatorRevision);
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-
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//
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// Register software SMI handler
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//
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@@ -237,32 +198,15 @@ PiSmmCommunicationSmmEntryPoint (
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DEBUG ((EFI_D_INFO, "SmmCommunication SwSmi: %x\n", (UINTN)SmmSwDispatchContext.SwSmiInputValue));
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- //
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- // Set ACPI table
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- //
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- Status = gBS->LocateProtocol (&gEfiAcpiTableProtocolGuid, NULL, (VOID **) &AcpiTableProtocol);
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- ASSERT_EFI_ERROR (Status);
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-
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- mSmmCommunicationAcpiTable.SwSmiNumber = (UINT32)SmmSwDispatchContext.SwSmiInputValue;
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BufferPtrAddress = AllocateAcpiNvsMemoryBelow4G (sizeof(EFI_PHYSICAL_ADDRESS));
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ASSERT (BufferPtrAddress != NULL);
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DEBUG ((EFI_D_INFO, "SmmCommunication BufferPtrAddress: 0x%016lx, BufferPtr: 0x%016lx\n", (EFI_PHYSICAL_ADDRESS)(UINTN)BufferPtrAddress, *BufferPtrAddress));
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- mSmmCommunicationAcpiTable.BufferPtrAddress = (EFI_PHYSICAL_ADDRESS)(UINTN)BufferPtrAddress;
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- CopyMem (&mSmmCommunicationAcpiTable.UefiAcpiDataTable.Identifier, &gEfiSmmCommunicationProtocolGuid, sizeof(gEfiSmmCommunicationProtocolGuid));
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-
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- Status = AcpiTableProtocol->InstallAcpiTable (
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- AcpiTableProtocol,
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- &mSmmCommunicationAcpiTable,
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- sizeof(mSmmCommunicationAcpiTable),
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- &TableKey
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- );
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- ASSERT_EFI_ERROR (Status);
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//
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// Save context
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//
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mSmmCommunicationContext.SwSmiNumber = (UINT32)SmmSwDispatchContext.SwSmiInputValue;
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- mSmmCommunicationContext.BufferPtrAddress = mSmmCommunicationAcpiTable.BufferPtrAddress;
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+ mSmmCommunicationContext.BufferPtrAddress = (EFI_PHYSICAL_ADDRESS)(UINTN)BufferPtrAddress;
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SetCommunicationContext ();
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return Status;
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