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/** @file
Header file for initialization of GT PowerManagement
@copyright
Copyright (c) 1999 - 2013 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 _GRAPHICS_INIT_H_
#define _GRAPHICS_INIT_H_
#include "EdkIIGlueDxe.h"
#include "SaAccess.h"
#include "EfiScriptLib.h"
#include EFI_PROTOCOL_DEFINITION (SaPlatformPolicy)
#include EFI_PROTOCOL_DEFINITION (PciHostBridgeResourceAllocation)
#include EFI_PROTOCOL_CONSUMER (ExitPmAuth)
#include "SaInit.h"
#include "PchAccess.h"
#include "CpuRegs.h"
#include "CpuPlatformLib.h"
///
/// Data definitions
///
///
/// GT RELATED EQUATES
///
#define GTT_MEM_ALIGN 22
#define GTTMMADR_SIZE_4MB 0x400000
#define GT_WAIT_TIMEOUT 3000 ///< ~3 seconds
///
/// PAVP Modes
///
#define PAVP_LITE_MODE 1
#define PAVP_SERPENT_MODE 2
#define PAVP_PCM_SIZE_1_MB 1
EFI_STATUS
PavpInit (
IN EFI_HANDLE ImageHandle,
IN DXE_PLATFORM_SA_POLICY_PROTOCOL *DxePlatformSaPolicy
)
/**
Initialize PAVP feature of SystemAgent.
@param[in] ImageHandle - Handle for the image of this driver
@param[in] DxePlatformSaPolicy - SA DxePlatformPolicy protocol
@retval EFI_SUCCESS - PAVP initialization complete
**/
;
/**
Initialize PAVP.
@param[in] ImageHandle - Handle for the image of this driver
@param[in] DxePlatformSaPolicy - SA DxePlatformPolicy protocol
@retval EFI_SUCCESS - PAVP initialization complete
**/
EFI_STATUS
PmInit (
IN EFI_HANDLE ImageHandle,
IN DXE_PLATFORM_SA_POLICY_PROTOCOL *DxePlatformSaPolicy
)
/**
Initialize GT PowerManagement of SystemAgent.
@param[in] ImageHandle - Handle for the image of this driver
@param[in] DxePlatformSaPolicy - SA DxePlatformPolicy protocol
@retval EFI_SUCCESS - GT Power Management initialization complete
**/
;
EFI_STATUS
GraphicsInit (
IN EFI_HANDLE ImageHandle,
IN DXE_PLATFORM_SA_POLICY_PROTOCOL *DxePlatformSaPolicy
)
/**
Initialize GT PowerManagement of SystemAgent.
@param[in] ImageHandle - Handle for the image of this driver
@param[in] DxePlatformSaPolicy - SA DxePlatformPolicy protocol
@retval EFI_SUCCESS - GT Power Management initialization complete
**/
;
VOID
PollGtReady (
UINT64 Base,
UINT32 Offset,
UINT32 Mask,
UINT32 Result
)
/**
"Poll Status" for GT Readiness
@param[in] Base - Base address of MMIO
@param[in] Offset - MMIO Offset
@param[in] Mask - Mask
@param[in] Result - Value to wait for
**/
;
EFI_STATUS
PostPmInitExitPmAuth (
VOID
)
/**
Do Post GT PM Init Steps after VBIOS Initialization.
@retval EFI_SUCCESS Succeed.
**/
;
#endif
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