mirror of https://github.com/acidanthera/audk.git
47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
/** @file
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Initialize Intel TDX support.
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Copyright (c) 2021, 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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#include <PiPei.h>
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/**
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In Tdx guest, some information need to be passed from host VMM to guest
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firmware. For example, the memory resource, etc. These information are
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prepared by host VMM and put in HobList which is described in TdxMetadata.
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Information in HobList is treated as external input. From the security
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perspective before it is consumed, it should be validated.
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@retval EFI_SUCCESS Successfully process the hoblist
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@retval Others Other error as indicated
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**/
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EFI_STATUS
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EFIAPI
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ProcessTdxHobList (
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VOID
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)
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{
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return EFI_UNSUPPORTED;
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}
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/**
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In Tdx guest, the system memory is passed in TdHob by host VMM. So
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the major task of PlatformTdxPublishRamRegions is to walk thru the
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TdHob list and transfer the ResourceDescriptorHob and MemoryAllocationHob
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to the hobs in DXE phase.
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MemoryAllocationHob should also be created for Mailbox and Ovmf work area.
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**/
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VOID
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EFIAPI
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PlatformTdxPublishRamRegions (
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VOID
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)
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{
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}
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