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/** @file
OVMF ACPI Platform Driver
Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef ACPI_PLATFORM_H_
#define ACPI_PLATFORM_H_
#include <Protocol/AcpiTable.h> // EFI_ACPI_TABLE_PROTOCOL
#include <Protocol/PciIo.h> // EFI_PCI_IO_PROTOCOL
typedef struct {
EFI_PCI_IO_PROTOCOL *PciIo;
UINT64 PciAttributes;
} ORIGINAL_ATTRIBUTES;
typedef struct S3_CONTEXT S3_CONTEXT;
EFI_STATUS
EFIAPI
InstallQemuFwCfgTables (
IN EFI_ACPI_TABLE_PROTOCOL *AcpiProtocol
);
EFI_STATUS
EFIAPI
InstallAcpiTables (
IN EFI_ACPI_TABLE_PROTOCOL *AcpiTable
);
VOID
EnablePciDecoding (
OUT ORIGINAL_ATTRIBUTES **OriginalAttributes,
OUT UINTN *Count
);
VOID
RestorePciDecoding (
IN ORIGINAL_ATTRIBUTES *OriginalAttributes,
IN UINTN Count
);
EFI_STATUS
AllocateS3Context (
OUT S3_CONTEXT **S3Context,
IN UINTN WritePointerCount
);
VOID
ReleaseS3Context (
IN S3_CONTEXT *S3Context
);
EFI_STATUS
SaveCondensedWritePointerToS3Context (
IN OUT S3_CONTEXT *S3Context,
IN UINT16 PointerItem,
IN UINT8 PointerSize,
IN UINT32 PointerOffset,
IN UINT64 PointerValue
);
EFI_STATUS
TransferS3ContextToBootScript (
IN S3_CONTEXT *S3Context
);
#endif
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