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/** @file
AMD SEV helper function.
Copyright (c) 2021 - 2024, AMD Incorporated. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "MpLib.h"
/**
Create an SEV-SNP AP save area (VMSA) for use in running the vCPU.
@param[in] CpuMpData Pointer to CPU MP Data
@param[in] CpuData Pointer to CPU AP Data
@param[in] ApicId APIC ID of the vCPU
**/
VOID
SevSnpCreateSaveArea (
IN CPU_MP_DATA *CpuMpData,
IN CPU_AP_DATA *CpuData,
UINT32 ApicId
)
{
//
// SEV-SNP is not support on 32-bit build.
//
ASSERT (FALSE);
}
/**
Create SEV-SNP APs.
@param[in] CpuMpData Pointer to CPU MP Data
@param[in] ProcessorNumber The handle number of specified processor
(-1 for all APs)
**/
VOID
SevSnpCreateAP (
IN CPU_MP_DATA *CpuMpData,
IN INTN ProcessorNumber
)
{
//
// SEV-SNP is not support on 32-bit build.
//
ASSERT (FALSE);
}
/**
Determine if the SEV-SNP AP Create protocol should be used.
@param[in] CpuMpData Pointer to CPU MP Data
@retval TRUE Use SEV-SNP AP Create protocol
@retval FALSE Do not use SEV-SNP AP Create protocol
**/
BOOLEAN
CanUseSevSnpCreateAP (
IN CPU_MP_DATA *CpuMpData
)
{
//
// SEV-SNP is not supported on 32-bit build.
//
return FALSE;
}
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