d020ac55b6
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3902 Replace GUEST_TYPE with CC_GUEST_TYPE which is defined in MdePkg/Include/ConfidentialComputingGuestAttr.h. Cc: Michael D Kinney <michael.d.kinney@intel.com> Cc: Liming Gao <gaoliming@byosoft.com.cn> Cc: Zhiguang Liu <zhiguang.liu@intel.com> Cc: James Bottomley <jejb@linux.ibm.com> Cc: Jiewen Yao <jiewen.yao@intel.com> Cc: Gerd Hoffmann <kraxel@redhat.com> Cc: Brijesh Singh <brijesh.singh@amd.com> Cc: Erdem Aktas <erdemaktas@google.com> Cc: Tom Lendacky <thomas.lendacky@amd.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com> Reviewed-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: Min Xu <min.m.xu@intel.com>
88 lines
2.4 KiB
C
88 lines
2.4 KiB
C
/** @file
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Work Area structure definition
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Copyright (c) 2021, AMD Inc.
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef __OVMF_WORK_AREA_H__
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#define __OVMF_WORK_AREA_H__
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#include <ConfidentialComputingGuestAttr.h>
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//
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// Confidential computing work area header definition. Any change
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// to the structure need to be kept in sync with the
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// PcdOvmfConfidentialComputingWorkAreaHeader.
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//
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// PcdOvmfConfidentialComputingWorkAreaHeader ==
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// sizeof (CONFIDENTIAL_COMPUTING_WORK_AREA_HEADER)
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// PcdOvmfConfidentialComputingWorkAreaHeader defined in:
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// OvmfPkg/OvmfPkg.dec
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// OvmfPkg/OvmfPkgDefines.fdf.inc
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typedef struct _CONFIDENTIAL_COMPUTING_WORK_AREA_HEADER {
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UINT8 GuestType;
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UINT8 Reserved1[3];
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} CONFIDENTIAL_COMPUTING_WORK_AREA_HEADER;
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//
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// Internal structure for holding SEV-ES information needed during SEC phase
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// and valid only during SEC phase and early PEI during platform
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// initialization.
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//
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// This structure is also used by assembler files:
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// OvmfPkg/ResetVector/ResetVector.nasmb
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// OvmfPkg/ResetVector/Ia32/PageTables64.asm
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// OvmfPkg/ResetVector/Ia32/Flat32ToFlat64.asm
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// any changes must stay in sync with its usage.
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//
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typedef struct _SEC_SEV_ES_WORK_AREA {
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//
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// Hold the SevStatus MSR value read by OvmfPkg/ResetVector/Ia32/AmdSev.c
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//
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UINT64 SevStatusMsrValue;
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UINT64 RandomData;
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UINT64 EncryptionMask;
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//
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// Indicator that the VC handler is called. It is used during the SevFeature
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// detection in OvmfPkg/ResetVector/Ia32/AmdSev.c
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//
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UINT8 ReceivedVc;
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} SEC_SEV_ES_WORK_AREA;
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//
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// The SEV work area definition.
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//
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typedef struct _SEV_WORK_AREA {
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CONFIDENTIAL_COMPUTING_WORK_AREA_HEADER Header;
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SEC_SEV_ES_WORK_AREA SevEsWorkArea;
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} SEV_WORK_AREA;
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//
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// The TDX work area definition
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//
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typedef struct _SEC_TDX_WORK_AREA {
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UINT32 PageTableReady;
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UINT32 Gpaw;
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UINT64 HobList;
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} SEC_TDX_WORK_AREA;
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typedef struct _TDX_WORK_AREA {
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CONFIDENTIAL_COMPUTING_WORK_AREA_HEADER Header;
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SEC_TDX_WORK_AREA SecTdxWorkArea;
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} TDX_WORK_AREA;
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typedef union {
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CONFIDENTIAL_COMPUTING_WORK_AREA_HEADER Header;
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SEV_WORK_AREA SevWorkArea;
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TDX_WORK_AREA TdxWorkArea;
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} OVMF_WORK_AREA;
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#endif
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