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/** @file
This code provides a initialization of intel VT-d (Virtualization Technology for Directed I/O).
@copyright
Copyright (c) 1999 - 2012 Intel Corporation. All rights reserved
This software and associated documentation (if any) is furnished
under a license and may only be used or copied in accordance
with the terms of the license. Except as permitted by such
license, no part of this software or documentation may be
reproduced, stored in a retrieval system, or transmitted in any
form or by any means without the express written consent of
Intel Corporation.
This file contains an 'Intel Peripheral Driver' and uniquely
identified as "Intel Reference Module" and is
licensed for Intel CPUs and chipsets under the terms of your
license agreement with Intel or your vendor. This file may
be modified by the user, subject to additional terms of the
license agreement
**/
#ifndef _VT_D_H_
#define _VT_D_H_
///
/// Include files
///
#include "DmaRemappingTable.h"
#include "SaAccess.h"
#include "PchAccess.h"
#include EFI_PROTOCOL_DEPENDENCY (AcpiTable)
#include EFI_PROTOCOL_DEFINITION (SaPlatformPolicy)
#include EFI_PROTOCOL_DEFINITION (PchPlatformPolicy)
///
/// SA ACPI table data storage file
///
#include EFI_GUID_DEFINITION (SaAcpiTableStorage)
#define VTD_ECAP_REG 0x10
#define IR BIT3
#define VTD_GCMD_REG 0x18
#define QIE BIT26
#define IRE BIT25
EFI_STATUS
VtdInit (
IN DXE_PLATFORM_SA_POLICY_PROTOCOL *DxePlatformSaPolicy
)
/**
Locate the VT-d ACPI tables data file and read ACPI SSDT tables.
Publish the appropriate SSDT based on current configuration and capabilities.
@param[in] DxePlatformSaPolicy SA DxePlatformPolicy protocol
@retval EFI_SUCCESS - Vtd initialization complete
@retval Other - No Vtd function initiated
**/
;
VOID
UpdateDmarExitPmAuth (
VOID
)
/**
ExitPmAuth routine for update DMAR
**/
;
#endif
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