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/** @file
Hybrid Graphics policy definitions.
Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php.
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef _HYBRID_GRAPHICS_CONFIG_H_
#define _HYBRID_GRAPHICS_CONFIG_H_
#pragma pack(1)
#define HYBRID_GRAPHICS_CONFIG_REVISION 1
extern EFI_GUID gHybridGraphicsConfigGuid;
//
// HG GPIO Data Structure
//
typedef struct {
UINT32 CommunityOffset; ///< GPIO Community
UINT16 PinOffset; ///< GPIO Pin
BOOLEAN Active; ///< 0=Active Low; 1=Active High
} HG_GPIO;
//
// Defines the Switchable Graphics configuration parameters for System Agent.
//
typedef struct {
CONFIG_BLOCK_HEADER Header; ///< Offset 0-23 Config Block Header
UINT8 RootPortDev; ///< Device number used for SG
UINT8 RootPortFun; ///< Function number used for SG
UINT8 HgEnabled; ///< HgEnabled (0=Disabled, 1=Enabled)
UINT16 HgSubSystemId; ///< Hybrid Graphics Subsystem ID
UINT16 HgDelayAfterPwrEn; ///< Dgpu Delay after Power enable using Setup option
UINT16 HgDelayAfterHoldReset; ///< Dgpu Delay after Hold Reset using Setup option
HG_GPIO HgDgpuHoldRst; ///< This field contain dGPU HLD RESET GPIO value and level information
HG_GPIO HgDgpuPwrEnable; ///< This field contain dGPU_PWR Enable GPIO value and level information
} HYBRID_GRAPHICS_CONFIG;
#pragma pack()
#endif // _HYBRID_GRAPHICS_CONFIG_H_
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