CloverBootloader/OvmfPkg/Library/CcExitLib/CcExitVcHandler.h

54 lines
1.4 KiB
C

/** @file
X64 #VC Exception Handler functon header file.
Copyright (C) 2020, Advanced Micro Devices, Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef CC_EXIT_VC_HANDLER_H_
#define CC_EXIT_VC_HANDLER_H_
#include <Base.h>
#include <Uefi.h>
#include <Library/CcExitLib.h>
/**
Handle a #VC exception.
Performs the necessary processing to handle a #VC exception.
@param[in, out] Ghcb Pointer to the GHCB
@param[in, out] ExceptionType Pointer to an EFI_EXCEPTION_TYPE to be set
as value to use on error.
@param[in, out] SystemContext Pointer to EFI_SYSTEM_CONTEXT
@retval EFI_SUCCESS Exception handled
@retval EFI_UNSUPPORTED #VC not supported, (new) exception value to
propagate provided
@retval EFI_PROTOCOL_ERROR #VC handling failed, (new) exception value to
propagate provided
**/
EFI_STATUS
EFIAPI
InternalVmgExitHandleVc (
IN OUT GHCB *Ghcb,
IN OUT EFI_EXCEPTION_TYPE *ExceptionType,
IN OUT EFI_SYSTEM_CONTEXT SystemContext
);
/**
Routine to allow ASSERT from within #VC.
@param[in, out] SevEsData Pointer to the per-CPU data
**/
VOID
EFIAPI
VmgExitIssueAssert (
IN OUT SEV_ES_PER_CPU_DATA *SevEsData
);
#endif