/** @file
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Policy definition for Internal Graphics Config Block (PostMem)
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Copyright (c) 2017 - 2019, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef _GRAPHICS_PEI_CONFIG_H_
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#define _GRAPHICS_PEI_CONFIG_H_
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#pragma pack(push, 1)
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#define GRAPHICS_PEI_CONFIG_REVISION 1
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/**
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This configuration block is to configure IGD related variables used in PostMem PEI.
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If Intel Gfx Device is not supported, all policies can be ignored.
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<b>Revision 1</b>:
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- Initial version.
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**/
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typedef struct {
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CONFIG_BLOCK_HEADER Header; ///< Offset 0-27 Config Block Header
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UINT32 RenderStandby : 1; ///< Offset 28:0 :<b>(Test)</b> This field is used to enable or disable RC6 (Render Standby): 0=FALSE, <b>1=TRUE</b>
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UINT32 PmSupport : 1; ///< Offset 28:1 :<b>(Test)</b> IGD PM Support TRUE/FALSE: 0=FALSE, <b>1=TRUE</b>
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UINT32 PavpEnable : 1; ///< Offset 28:2 :IGD PAVP TRUE/FALSE: 0=FALSE, <b>1=TRUE</b>
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/**
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Offset 28:3
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CdClock Frequency select\n
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0 = 337.5 Mhz, 1 = 450 Mhz,\n
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2 = 540 Mhz,<b> 3 = 675 Mhz</b>,\n
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**/
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UINT32 CdClock : 3;
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UINT32 PeiGraphicsPeimInit: 1; ///< Offset 28:6 :This policy is used to enable/disable Intel Gfx PEIM.<b>0- Disable</b>, 1- Enable
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UINT32 CdynmaxClampEnable : 1; ///< Offset 28:7 : This policy is used to enable/disable CDynmax Clamping Feature (CCF) <b>1- Enable</b>, 0- Disable
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UINT32 GtFreqMax : 8; ///< Offset 28:8 : <b>(Test)</b> Max GT frequency limited by user in multiples of 50MHz: Default value which indicates normal frequency is <b>0xFF</b>
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UINT32 RsvdBits0 : 16; ///< Offser 28:16 :Reserved for future use
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VOID* LogoPtr; ///< Offset 32 Address of Logo to be displayed in PEI
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UINT32 LogoSize; ///< Offset 36 Logo Size
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VOID* GraphicsConfigPtr; ///< Offset 40 Address of the Graphics Configuration Table
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} GRAPHICS_PEI_CONFIG;
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#pragma pack(pop)
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#endif // _GRAPHICS_PEI_CONFIG_H_
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