91 lines
5.3 KiB
C
91 lines
5.3 KiB
C
/** @file
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VMD PEI policy
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@copyright
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INTEL CONFIDENTIAL
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Copyright 2017 - 2020 Intel Corporation.
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The source code contained or described herein and all documents related to the
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source code ("Material") are owned by Intel Corporation or its suppliers or
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licensors. Title to the Material remains with Intel Corporation or its suppliers
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and licensors. The Material may contain trade secrets and proprietary and
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confidential information of Intel Corporation and its suppliers and licensors,
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and is protected by worldwide copyright and trade secret laws and treaty
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provisions. No part of the Material may be used, copied, reproduced, modified,
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published, uploaded, posted, transmitted, distributed, or disclosed in any way
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without Intel's prior express written permission.
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No license under any patent, copyright, trade secret or other intellectual
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property right is granted to or conferred upon you by disclosure or delivery
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of the Materials, either expressly, by implication, inducement, estoppel or
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otherwise. Any license under such intellectual property rights must be
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express and approved by Intel in writing.
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Unless otherwise agreed by Intel in writing, you may not remove or alter
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this notice or any other notice embedded in Materials by Intel or
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Intel's suppliers or licensors in any way.
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This file contains an 'Intel Peripheral Driver' and is uniquely identified as
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"Intel Reference Module" and is licensed for Intel CPUs and chipsets under
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the terms of your license agreement with Intel or your vendor. This file may
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be modified by the user, subject to additional terms of the license agreement.
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@par Specification Reference:
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**/
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#ifndef _VMD_PEI_CONFIG_H_
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#define _VMD_PEI_CONFIG_H_
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#include <ConfigBlock.h>
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#include <Library/VmdInfoLib.h>
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#define VMD_PEI_CONFIG_REVISION 4
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#pragma pack (push,1)
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typedef struct {
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UINT8 RpBus;
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UINT8 RpDevice;
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UINT8 RpFunction;
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UINT8 RpEnable;
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} RP_BDF_DATA;
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/**
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This configuration block is to configure VMD related variables used in PostMem PEI.
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If VMD 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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<b>Revision 2</b>:
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- Deprecated VmdPortAEnable, VmdPortBEnable, VmdPortCEnable, VmdPortDEnable.
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- Added VmdPortEnable[VMD_MAX_DEVICES] and structure to hold Vmd EFI Variable details.
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(Added B/D/F fields along with Port Enable for up to max 31 devices).
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<b>Revision 3</b>:
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Added policy to get the Bar values from platform PCD.
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<b>Revision 4</b>: Added VmdGlobalMapping to map all the storage devices under VMD
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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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UINT8 VmdEnable; ///< Offset 28 This field used to enable VMD controller 1=Enable <b>0=Disable(default)</b>
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UINT8 VmdPortAEnable; /// Deprecated < Offset 29 This field used to enable VMD portA Support 1=Enable and 0=Disable (default)
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UINT8 VmdPortBEnable; /// Deprecated < Offset 30 This field used to enable VMD portB Support 1=Enable and 0=Disable (default)
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UINT8 VmdPortCEnable; /// Deprecated < Offset 31 This field used to enable VMD portC Support 1=Enable and 0=Disable (default)
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UINT8 VmdPortDEnable; /// Deprecated < Offset 32 This field used to enable VMD portD Support 1=Enable and 0=Disable (default)
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UINT8 VmdCfgBarSize; ///< Offset 33 This is used to set the VMD Config Bar Size. <b>25(32MB)</b>
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UINT8 VmdCfgBarAttr; ///< Offset 34 This is used to set VMD Config Bar Attributes 0: VMD_32BIT_NONPREFETCH, 1: VMD_64BIT_PREFETCH, <b>2: VMD_64BIT_NONPREFETCH(Default)</b>
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UINT8 VmdMemBarSize1; ///< Offset 35 This is used to set the VMD Mem Bar1 size. <b>25 (32MB)</b>.
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UINT8 VmdMemBar1Attr; ///< Offset 36 This is used to set VMD Mem Bar1 Attributes <b>0: VMD_32BIT_NONPREFETCH(Default) </b> 1: VMD_64BIT_NONPREFETCH, 2: VMD_64BIT_PREFETCH
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UINT8 VmdMemBarSize2; ///< Offset 37 This is used to set the VMD Mem Bar2 size. <b>20(1MB)</b>.
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UINT8 VmdMemBar2Attr; ///< Offset 38 This is used to set VMD Mem Bar2 Attributes 0: VMD_32BIT_NONPREFETCH <b>1: VMD_64BIT_NONPREFETCH(Default)</b>, 2: VMD_64BIT_PREFETCH
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UINT8 VmdGlobalMapping; ///< Offset 39 This field used to enable Global Mapping 1=Enable <b>0=Disable(default)</b>
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RP_BDF_DATA VmdPortEnable[VMD_MAX_DEVICES]; ///< Offset 40 to 163 This field used to to store b/d/f for each root port along with enable Support 1=Enable <b>0=Disable (default)</b>
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VOID *VmdVariablePtr; /// This config block will be updated as per the EFI variable.
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UINT32 VmdCfgBarBase; /// Temp Address VMD CFG BAR Default is <b>0xA0000000</b>
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UINT32 VmdMemBar1Base; /// Temp Address VMD CFG BAR Default is <b>0xA2000000</b>
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UINT32 VmdMemBar2Base; /// Temp Address VMD CFG BAR Default is <b>0xA4000000</b>
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} VMD_PEI_CONFIG;
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#pragma pack (pop)
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#endif /* _VMD_PEI_PREMEM_CONFIG_H_ */
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