mirror of https://github.com/acidanthera/audk.git
68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
/** @file
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Defines the defitions used by TDX in OvmfPkg.
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Copyright (c) 2020 - 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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#ifndef OVMF_INTEL_TDX_H_
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#define OVMF_INTEL_TDX_H_
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#include <PiPei.h>
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#include <Library/BaseLib.h>
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#include <Uefi/UefiSpec.h>
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#include <Uefi/UefiBaseType.h>
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#define MP_CPU_PROTECTED_MODE_MAILBOX_APICID_INVALID 0xFFFFFFFF
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#define MP_CPU_PROTECTED_MODE_MAILBOX_APICID_BROADCAST 0xFFFFFFFE
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typedef enum {
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MpProtectedModeWakeupCommandNoop = 0,
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MpProtectedModeWakeupCommandWakeup = 1,
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MpProtectedModeWakeupCommandSleep = 2,
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MpProtectedModeWakeupCommandAcceptPages = 3,
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} MP_CPU_PROTECTED_MODE_WAKEUP_CMD;
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#pragma pack(1)
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//
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// Describes the CPU MAILBOX control structure use to
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// wakeup cpus spinning in long mode
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//
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typedef struct {
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UINT16 Command;
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UINT16 Resv;
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UINT32 ApicId;
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UINT64 WakeUpVector;
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UINT8 ResvForOs[2032];
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//
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// Arguments available for wakeup code
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//
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UINT64 WakeUpArgs1;
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UINT64 WakeUpArgs2;
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UINT64 WakeUpArgs3;
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UINT64 WakeUpArgs4;
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UINT8 Pad1[0xe0];
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UINT64 NumCpusArriving;
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UINT8 Pad2[0xf8];
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UINT64 NumCpusExiting;
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UINT32 Tallies[256];
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UINT8 Errors[256];
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UINT8 Pad3[0xf8];
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} MP_WAKEUP_MAILBOX;
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//
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// AP relocation code information including code address and size,
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// this structure will be shared be C code and assembly code.
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// It is natural aligned by design.
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//
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typedef struct {
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UINT8 *RelocateApLoopFuncAddress;
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UINTN RelocateApLoopFuncSize;
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} MP_RELOCATION_MAP;
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#pragma pack()
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#endif
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