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+/** @file
+ * Hyper-V related types and definitions.
+ */
+
+/*
+ * Copyright (C) 2018-2022 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+#ifndef IPRT_INCLUDED_nt_hyperv_h
+#define IPRT_INCLUDED_nt_hyperv_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+
+#ifndef IN_IDA_PRO
+# include <iprt/types.h>
+# include <iprt/assertcompile.h>
+#else
+# define RT_FLEXIBLE_ARRAY
+# define RT_FLEXIBLE_ARRAY_EXTENSION
+# define AssertCompile(expr)
+# define AssertCompileSize(type, size)
+# define AssertCompileMemberOffset(type, member, off)
+typedef unsigned char uint8_t;
+typedef unsigned __int32 uint32_t;
+typedef unsigned __int64 uint64_t;
+#endif
+
+
+/** Hyper-V partition ID. */
+typedef uint64_t HV_PARTITION_ID;
+/** Invalid Hyper-V partition ID. */
+#define HV_PARTITION_ID_INVALID UINT64_C(0)
+/** Hyper-V virtual processor index (== VMCPUID). */
+typedef uint32_t HV_VP_INDEX;
+/** Guest physical address (== RTGCPHYS). */
+typedef uint64_t HV_GPA;
+/** Guest physical page number. */
+typedef uint64_t HV_GPA_PAGE_NUMBER;
+/** System(/parent) physical page number. */
+typedef uint64_t HV_SPA_PAGE_NUMBER;
+/** Hyper-V unsigned 128-bit integer type. */
+typedef struct { uint64_t Low64, High64; } HV_UINT128;
+/** Hyper-V port ID. */
+typedef union
+{
+ uint32_t AsUINT32;
+ struct
+ {
+ uint32_t Id : 24;
+ uint32_t Reserved : 8;
+ };
+} HV_PORT_ID;
+/** Pointer to a Hyper-V port ID. */
+typedef HV_PORT_ID *PHV_PORT_ID;
+
+
+/**
+ * Hypercall IDs.
+ */
+typedef enum
+{
+ HvCallReserved0000 = 0,
+
+ HvCallSwitchVirtualAddressSpace,
+ HvCallFlushVirtualAddressSpace,
+ HvCallFlushVirtualAddressList,
+ HvCallGetLogicalProcessorRunTime,
+ /* 5, 6 & 7 are deprecated / reserved. */
+ HvCallNotifyLongSpinWait = 8,
+ HvCallParkLogicalProcessors, /**< @since v2 */
+ HvCallInvokeHypervisorDebugger, /**< @since v2 - not mentioned in TLFS v5.0b */
+ HvCallSendSyntheticClusterIpi, /**< @since v? */
+ HvCallModifyVtlProtectionMask, /**< @since v? */
+ HvCallEnablePartitionVtl, /**< @since v? */
+ HvCallDisablePartitionVtl, /**< @since v? */
+ HvCallEnableVpVtl, /**< @since v? */
+ HvCallDisableVpVtl, /**< @since v? */
+ HvCallVtlCall, /**< @since v? */
+ HvCallVtlReturn, /**< @since v? */
+ HvCallFlushVirtualAddressSpaceEx, /**< @since v? */
+ HvCallFlushVirtualAddressListEx, /**< @since v? */
+ HvCallSendSyntheticClusterIpiEx, /**< @since v? */
+ /* Reserved: 0x16..0x3f */
+
+ HvCallCreatePartition = 0x40,
+ HvCallInitializePartition,
+ HvCallFinalizePartition,
+ HvCallDeletePartition,
+ HvCallGetPartitionProperty,
+ HvCallSetPartitionProperty,
+ HvCallGetPartitionId,
+ HvCallGetNextChildPartition,
+ HvCallDepositMemory, /**< 0x48 - Repeat call. */
+ HvCallWithdrawMemory, /**< 0x49 - Repeat call. */
+ HvCallGetMemoryBalance,
+ HvCallMapGpaPages, /**< 0X4b - Repeat call. */
+ HvCallUnmapGpaPages, /**< 0X4c - Repeat call. */
+ HvCallInstallIntercept,
+ HvCallCreateVp,
+ HvCallDeleteVp, /**< 0x4f - Fast call. */
+ HvCallGetVpRegisters, /**< 0x50 - Repeat call. */
+ HvCallSetVpRegisters, /**< 0x51 - Repeat call. */
+ HvCallTranslateVirtualAddress,
+ HvCallReadGpa,
+ HvCallWriteGpa,
+ HvCallAssertVirtualInterruptV1,
+ HvCallClearVirtualInterrupt, /**< 0x56 - Fast call. */
+ HvCallCreatePortV1,
+ HvCallDeletePort, /**< 0x58 - Fast call. */
+ HvCallConnectPortV1,
+ HvCallGetPortProperty,
+ HvCallDisconnectPort,
+ HvCallPostMessage,
+ HvCallSignalEvent,
+ HvCallSavePartitionState,
+ HvCallRestorePartitionState,
+ HvCallInitializeEventLogBufferGroup,
+ HvCallFinalizeEventLogBufferGroup,
+ HvCallCreateEventLogBuffer,
+ HvCallDeleteEventLogBuffer,
+ HvCallMapEventLogBuffer,
+ HvCallUnmapEventLogBuffer,
+ HvCallSetEventLogGroupSources,
+ HvCallReleaseEventLogBuffer,
+ HvCallFlushEventLogBuffer,
+ HvCallPostDebugData,
+ HvCallRetrieveDebugData,
+ HvCallResetDebugSession,
+ HvCallMapStatsPage,
+ HvCallUnmapStatsPage,
+ HvCallMapSparseGpaPages, /**< @since v2 */
+ HvCallSetSystemProperty, /**< @since v2 */
+ HvCallSetPortProperty, /**< @since v2 */
+ /* 0x71..0x75 reserved/deprecated (was v2 test IDs). */
+ HvCallAddLogicalProcessor = 0x76,
+ HvCallRemoveLogicalProcessor,
+ HvCallQueryNumaDistance,
+ HvCallSetLogicalProcessorProperty,
+ HvCallGetLogicalProcessorProperty,
+ HvCallGetSystemProperty,
+ HvCallMapDeviceInterrupt,
+ HvCallUnmapDeviceInterrupt,
+ HvCallRetargetDeviceInterrupt,
+ /* 0x7f is reserved. */
+ HvCallMapDevicePages = 0x80,
+ HvCallUnmapDevicePages,
+ HvCallAttachDevice,
+ HvCallDetachDevice,
+ HvCallNotifyStandbyTransition,
+ HvCallPrepareForSleep,
+ HvCallPrepareForHibernate,
+ HvCallNotifyPartitionEvent,
+ HvCallGetLogicalProcessorRegisters,
+ HvCallSetLogicalProcessorRegisters,
+ HvCallQueryAssociatedLpsforMca,
+ HvCallNotifyRingEmpty,
+ HvCallInjectSyntheticMachineCheck,
+ HvCallScrubPartition,
+ HvCallCollectLivedump,
+ HvCallDisableHypervisor,
+ HvCallModifySparseGpaPages,
+ HvCallRegisterInterceptResult,
+ HvCallUnregisterInterceptResult,
+ /* 0x93 is reserved/undocumented. */
+ HvCallAssertVirtualInterrupt = 0x94,
+ HvCallCreatePort,
+ HvCallConnectPort,
+ HvCallGetSpaPageList,
+ /* 0x98 is reserved. */
+ HvCallStartVirtualProcessor = 0x99,
+ HvCallGetVpIndexFromApicId,
+ /* 0x9b..0xae are reserved/undocumented.
+ 0xad: New version of HvCallGetVpRegisters? Perhaps on logical CPU or smth. */
+ HvCallFlushGuestPhysicalAddressSpace = 0xaf,
+ HvCallFlushGuestPhysicalAddressList,
+ /* 0xb1..0xb4 are unknown */
+ HvCallCreateCpuGroup = 0xb5,
+ HvCallDeleteCpuGroup,
+ HvCallGetCpuGroupProperty,
+ HvCallSetCpuGroupProperty,
+ HvCallGetCpuGroupAffinit,
+ HvCallGetNextCpuGroup = 0xba,
+ HvCallGetNextCpuGroupPartition,
+ HvCallPrecommitGpaPages = 0xbe,
+ HvCallUncommitGpaPages, /**< Happens when VidDestroyGpaRangeCheckSecure/WHvUnmapGpaRange is called. */
+ /* 0xc0 is unknown */
+ HvCallVpRunloopRelated = 0xc2, /**< Fast */
+ /* 0xc3..0xcb are unknown */
+ HvCallQueryVtlProtectionMaskRange = 0xcc,
+ HvCallModifyVtlProtectionMaskRange,
+ /* 0xce..0xd1 are unknown */
+ HvCallAcquireSparseGpaPageHostAccess = 0xd2,
+ HvCallReleaseSparseGpaPageHostAccess,
+ HvCallCheckSparseGpaPageVtlAccess,
+ HvCallAcquireSparseSpaPageHostAccess = 0xd7,
+ HvCallReleaseSparseSpaPageHostAccess,
+ HvCallAcceptGpaPages, /**< 0x18 byte input, zero rep, no output. */
+ /* 0xda..0xe0 are unknown (not dug out yet) */
+ HvCallMapVpRegisterPage = 0xe1, /**< Takes partition id + VP index (16 bytes). Returns a physical address (8 bytes). */
+ HvCallUnmapVpRegisterPage, /**< Takes partition id + VP index. */
+ HvCallUnknownE3,
+ HvCallUnknownE4,
+ HvCallUnknownE5,
+ HvCallUnknownE6,
+ /** Number of defined hypercalls (varies with version). */
+ HvCallCount
+} HV_CALL_CODE;
+AssertCompile(HvCallSendSyntheticClusterIpiEx == 0x15);
+AssertCompile(HvCallMapGpaPages == 0x4b);
+AssertCompile(HvCallSetPortProperty == 0x70);
+AssertCompile(HvCallRetargetDeviceInterrupt == 0x7e);
+AssertCompile(HvCallUnregisterInterceptResult == 0x92);
+AssertCompile(HvCallGetSpaPageList == 0x97);
+AssertCompile(HvCallFlushGuestPhysicalAddressList == 0xb0);
+AssertCompile(HvCallUncommitGpaPages == 0xbf);
+AssertCompile(HvCallCount == 0xe7);
+
+/** Makes the first parameter to a hypercall (rcx). */
+#define HV_MAKE_CALL_INFO(a_enmCallCode, a_cReps) ( (uint64_t)(a_enmCallCode) | ((uint64_t)(a_cReps) << 32) )
+/** Makes the return value (success) for a rep hypercall. */
+#define HV_MAKE_CALL_REP_RET(a_cReps) ((uint64_t)(a_cReps) << 32)
+
+/** Hypercall status code. */
+typedef uint16_t HV_STATUS;
+
+/** @name Hyper-V Hypercall status codes
+ * @{ */
+#define HV_STATUS_SUCCESS (0x0000)
+#define HV_STATUS_RESERVED_1 (0x0001)
+#define HV_STATUS_INVALID_HYPERCALL_CODE (0x0002)
+#define HV_STATUS_INVALID_HYPERCALL_INPUT (0x0003)
+#define HV_STATUS_INVALID_ALIGNMENT (0x0004)
+#define HV_STATUS_INVALID_PARAMETER (0x0005)
+#define HV_STATUS_ACCESS_DENIED (0x0006)
+#define HV_STATUS_INVALID_PARTITION_STATE (0x0007)
+#define HV_STATUS_OPERATION_DENIED (0x0008)
+#define HV_STATUS_UNKNOWN_PROPERTY (0x0009)
+#define HV_STATUS_PROPERTY_VALUE_OUT_OF_RANGE (0x000a)
+#define HV_STATUS_INSUFFICIENT_MEMORY (0x000b)
+#define HV_STATUS_PARTITION_TOO_DEEP (0x000c)
+#define HV_STATUS_INVALID_PARTITION_ID (0x000d)
+#define HV_STATUS_INVALID_VP_INDEX (0x000e)
+#define HV_STATUS_RESERVED_F (0x000f)
+#define HV_STATUS_NOT_FOUND (0x0010)
+#define HV_STATUS_INVALID_PORT_ID (0x0011)
+#define HV_STATUS_INVALID_CONNECTION_ID (0x0012)
+#define HV_STATUS_INSUFFICIENT_BUFFERS (0x0013)
+#define HV_STATUS_NOT_ACKNOWLEDGED (0x0014)
+#define HV_STATUS_INVALID_VP_STATE (0x0015)
+#define HV_STATUS_ACKNOWLEDGED (0x0016)
+#define HV_STATUS_INVALID_SAVE_RESTORE_STATE (0x0017)
+#define HV_STATUS_INVALID_SYNIC_STATE (0x0018)
+#define HV_STATUS_OBJECT_IN_USE (0x0019)
+#define HV_STATUS_INVALID_PROXIMITY_DOMAIN_INFO (0x001a)
+#define HV_STATUS_NO_DATA (0x001b)
+#define HV_STATUS_INACTIVE (0x001c)
+#define HV_STATUS_NO_RESOURCES (0x001d)
+#define HV_STATUS_FEATURE_UNAVAILABLE (0x001e)
+#define HV_STATUS_PARTIAL_PACKET (0x001f)
+#define HV_STATUS_PROCESSOR_FEATURE_SSE3_NOT_SUPPORTED (0x0020)
+#define HV_STATUS_PROCESSOR_FEATURE_LAHFSAHF_NOT_SUPPORTED (0x0021)
+#define HV_STATUS_PROCESSOR_FEATURE_SSSE3_NOT_SUPPORTED (0x0022)
+#define HV_STATUS_PROCESSOR_FEATURE_SSE4_1_NOT_SUPPORTED (0x0023)
+#define HV_STATUS_PROCESSOR_FEATURE_SSE4_2_NOT_SUPPORTED (0x0024)
+#define HV_STATUS_PROCESSOR_FEATURE_SSE4A_NOT_SUPPORTED (0x0025)
+#define HV_STATUS_PROCESSOR_FEATURE_XOP_NOT_SUPPORTED (0x0026)
+#define HV_STATUS_PROCESSOR_FEATURE_POPCNT_NOT_SUPPORTED (0x0027)
+#define HV_STATUS_PROCESSOR_FEATURE_CMPXCHG16B_NOT_SUPPORTED (0x0028)
+#define HV_STATUS_PROCESSOR_FEATURE_ALTMOVCR8_NOT_SUPPORTED (0x0029)
+#define HV_STATUS_PROCESSOR_FEATURE_LZCNT_NOT_SUPPORTED (0x002a)
+#define HV_STATUS_PROCESSOR_FEATURE_MISALIGNED_SSE_NOT_SUPPORTED (0x002b)
+#define HV_STATUS_PROCESSOR_FEATURE_MMX_EXT_NOT_SUPPORTED (0x002c)
+#define HV_STATUS_PROCESSOR_FEATURE_3DNOW_NOT_SUPPORTED (0x002d)
+#define HV_STATUS_PROCESSOR_FEATURE_EXTENDED_3DNOW_NOT_SUPPORTED (0x002e)
+#define HV_STATUS_PROCESSOR_FEATURE_PAGE_1GB_NOT_SUPPORTED (0x002f)
+#define HV_STATUS_PROCESSOR_CACHE_LINE_FLUSH_SIZE_INCOMPATIBLE (0x0030)
+#define HV_STATUS_PROCESSOR_FEATURE_XSAVE_NOT_SUPPORTED (0x0031)
+#define HV_STATUS_PROCESSOR_FEATURE_XSAVEOPT_NOT_SUPPORTED (0x0032)
+#define HV_STATUS_INSUFFICIENT_BUFFER (0x0033)
+#define HV_STATUS_PROCESSOR_FEATURE_XSAVE_AVX_NOT_SUPPORTED (0x0034)
+#define HV_STATUS_PROCESSOR_FEATURE_XSAVE_ FEATURE_NOT_SUPPORTED (0x0035)
+#define HV_STATUS_PROCESSOR_XSAVE_SAVE_AREA_INCOMPATIBLE (0x0036)
+#define HV_STATUS_INCOMPATIBLE_PROCESSOR (0x0037)
+#define HV_STATUS_INSUFFICIENT_DEVICE_DOMAINS (0x0038)
+#define HV_STATUS_PROCESSOR_FEATURE_AES_NOT_SUPPORTED (0x0039)
+#define HV_STATUS_PROCESSOR_FEATURE_PCLMULQDQ_NOT_SUPPORTED (0x003a)
+#define HV_STATUS_PROCESSOR_FEATURE_INCOMPATIBLE_XSAVE_FEATURES (0x003b)
+#define HV_STATUS_CPUID_FEATURE_VALIDATION_ERROR (0x003c)
+#define HV_STATUS_CPUID_XSAVE_FEATURE_VALIDATION_ERROR (0x003d)
+#define HV_STATUS_PROCESSOR_STARTUP_TIMEOUT (0x003e)
+#define HV_STATUS_SMX_ENABLED (0x003f)
+#define HV_STATUS_PROCESSOR_FEATURE_PCID_NOT_SUPPORTED (0x0040)
+#define HV_STATUS_INVALID_LP_INDEX (0x0041)
+#define HV_STATUS_FEATURE_FMA4_NOT_SUPPORTED (0x0042)
+#define HV_STATUS_FEATURE_F16C_NOT_SUPPORTED (0x0043)
+#define HV_STATUS_PROCESSOR_FEATURE_RDRAND_NOT_SUPPORTED (0x0044)
+#define HV_STATUS_PROCESSOR_FEATURE_RDWRFSGS_NOT_SUPPORTED (0x0045)
+#define HV_STATUS_PROCESSOR_FEATURE_SMEP_NOT_SUPPORTED (0x0046)
+#define HV_STATUS_PROCESSOR_FEATURE_ENHANCED_FAST_STRING_NOT_SUPPORTED (0x0047)
+#define HV_STATUS_PROCESSOR_FEATURE_MOVBE_NOT_SUPPORTED (0x0048)
+#define HV_STATUS_PROCESSOR_FEATURE_BMI1_NOT_SUPPORTED (0x0049)
+#define HV_STATUS_PROCESSOR_FEATURE_BMI2_NOT_SUPPORTED (0x004a)
+#define HV_STATUS_PROCESSOR_FEATURE_HLE_NOT_SUPPORTED (0x004b)
+#define HV_STATUS_PROCESSOR_FEATURE_RTM_NOT_SUPPORTED (0x004c)
+#define HV_STATUS_PROCESSOR_FEATURE_XSAVE_FMA_NOT_SUPPORTED (0x004d)
+#define HV_STATUS_PROCESSOR_FEATURE_XSAVE_AVX2_NOT_SUPPORTED (0x004e)
+#define HV_STATUS_PROCESSOR_FEATURE_NPIEP1_NOT_SUPPORTED (0x004f)
+#define HV_STATUS_INVALID_REGISTER_VALUE (0x0050)
+#define HV_STATUS_PROCESSOR_FEATURE_RDSEED_NOT_SUPPORTED (0x0052)
+#define HV_STATUS_PROCESSOR_FEATURE_ADX_NOT_SUPPORTED (0x0053)
+#define HV_STATUS_PROCESSOR_FEATURE_SMAP_NOT_SUPPORTED (0x0054)
+#define HV_STATUS_NX_NOT_DETECTED (0x0055)
+#define HV_STATUS_PROCESSOR_FEATURE_INTEL_PREFETCH_NOT_SUPPORTED (0x0056)
+#define HV_STATUS_INVALID_DEVICE_ID (0x0057)
+#define HV_STATUS_INVALID_DEVICE_STATE (0x0058)
+#define HV_STATUS_PENDING_PAGE_REQUESTS (0x0059)
+#define HV_STATUS_PAGE_REQUEST_INVALID (0x0060)
+#define HV_STATUS_OPERATION_FAILED (0x0071)
+#define HV_STATUS_NOT_ALLOWED_WITH_NESTED_VIRT_ACTIVE (0x0072)
+/** @} */
+
+
+/** Hyper-V partition property value. */
+typedef uint64_t HV_PARTITION_PROPERTY;
+/** Pointer to a partition property value. */
+typedef HV_PARTITION_PROPERTY *PHV_PARTITION_PROPERTY;
+/**
+ * Hyper-V partition property code.
+ * This is documented in TLFS, except version 5.x.
+ */
+typedef enum
+{
+ HvPartitionPropertyPrivilegeFlags = 0x00010000,
+ HvPartitionPropertySyntheticProcessorFeaturesBanks, /**< Read by WHvApi::Capabilities::GetSyntheticProcessorFeaturesBanks (build 22000) */
+
+ HvPartitionPropertyCpuReserve = 0x00020001,
+ HvPartitionPropertyCpuCap,
+ HvPartitionPropertyCpuWeight,
+ HvPartitionPropertyUnknown20004, /**< On exo partition (build 17134), initial value zero. */
+
+ HvPartitionPropertyEmulatedTimerPeriod = 0x00030000, /**< @note Fails on exo partition (build 17134). */
+ HvPartitionPropertyEmulatedTimerControl, /**< @note Fails on exo partition (build 17134). */
+ HvPartitionPropertyPmTimerAssist, /**< @note Fails on exo partition (build 17134). */
+ HvPartitionPropertyUnknown30003, /**< @note WHvSetupPartition writes this (build 22000). */
+ HvPartitionPropertyUnknown30004, /**< ? */
+ HvPartitionPropertyUnknown30005, /**< WHvPartitionPropertyCodeReferenceTime maps to this (build 22000) */
+
+ HvPartitionPropertyDebugChannelId = 0x00040000, /**< @note Hangs system on exo partition hangs (build 17134). */
+
+ HvPartitionPropertyVirtualTlbPageCount = 0x00050000,
+ HvPartitionPropertyUnknown50001, /**< On exo partition (build 17134), initial value zero. */
+ HvPartitionPropertyUnknown50002, /**< On exo partition (build 17134), initial value zero. */
+ HvPartitionPropertyUnknown50003, /**< On exo partition (build 17134), initial value zero. */
+ HvPartitionPropertyUnknown50004, /**< On exo partition (build 17134), initial value zero. */
+ HvPartitionPropertyUnknown50005, /**< On exo partition (build 17134), initial value one. */
+ HvPartitionPropertyUnknown50006, /**< On exo partition (build 17134), initial value zero.
+ * @note build 22000/w11-ga fends this off in VID.SYS. */
+ HvPartitionPropertyUnknown50007,
+ HvPartitionPropertyUnknown50008,
+ HvPartitionPropertyUnknown50009,
+ HvPartitionPropertyUnknown5000a,
+ HvPartitionPropertyUnknown5000b,
+ HvPartitionPropertyUnknown5000c,
+ HvPartitionPropertyUnknown5000d,
+ HvPartitionPropertyUnknown5000e,
+ HvPartitionPropertyUnknown5000f,
+ HvPartitionPropertyUnknown50010,
+ HvPartitionPropertyUnknown50012,
+ HvPartitionPropertyUnknown50013, /**< Set by WHvSetupPartition (build 22000) */
+ HvPartitionPropertyUnknown50014,
+ HvPartitionPropertyUnknown50015,
+ HvPartitionPropertyUnknown50016,
+ HvPartitionPropertyUnknown50017, /**< Set by WHvSetupPartition (build 22000) */
+
+ HvPartitionPropertyProcessorVendor = 0x00060000,
+ HvPartitionPropertyProcessorFeatures, /**< On exo/17134/threadripper: 0x6cb26f39fbf */
+ HvPartitionPropertyProcessorXsaveFeatures,
+ HvPartitionPropertyProcessorCLFlushSize, /**< On exo/17134/threadripper: 8 */
+ HvPartitionPropertyUnknown60004, /**< On exo partition (build 17134), initial value zero. */
+ HvPartitionPropertyUnknown60005, /**< On exo partition (build 17134), initial value 0x603. */
+ HvPartitionPropertyUnknown60006, /**< On exo partition (build 17134), initial value 0x2c. */
+ HvPartitionPropertyUnknown60007, /**< WHvSetupPartition reads this (build 22000). */
+ HvPartitionPropertyUnknown60008, /**< WHvSetupPartition reads this (build 22000). */
+ HvPartitionPropertyProcessorClockFrequency, /**< Read by WHvApi::Capabilities::GetProcessorClockFrequency (build 22000). */
+ HvPartitionPropertyProcessorFeaturesBank0, /**< Read by WHvApi::Capabilities::GetProcessorFeaturesBanks (build 22000). */
+ HvPartitionPropertyProcessorFeaturesBank1, /**< Read by WHvApi::Capabilities::GetProcessorFeaturesBanks (build 22000). */
+
+ HvPartitionPropertyGuestOsId = 0x00070000, /**< @since v4 */
+
+ HvPartitionPropertyUnknown800000 = 0x00080000 /**< On exo partition (build 17134), initial value zero. */
+} HV_PARTITION_PROPERTY_CODE;
+AssertCompileSize(HV_PARTITION_PROPERTY_CODE, 4);
+/** Pointer to a partition property code. */
+typedef HV_PARTITION_PROPERTY_CODE *PHV_PARTITION_PROPERTY_CODE;
+
+
+/** Input for HvCallGetPartitionProperty. */
+typedef struct
+{
+ HV_PARTITION_ID PartitionId;
+ HV_PARTITION_PROPERTY_CODE PropertyCode;
+ uint32_t uPadding;
+} HV_INPUT_GET_PARTITION_PROPERTY;
+AssertCompileSize(HV_INPUT_GET_PARTITION_PROPERTY, 16);
+/** Pointer to input for HvCallGetPartitionProperty. */
+typedef HV_INPUT_GET_PARTITION_PROPERTY *PHV_INPUT_GET_PARTITION_PROPERTY;
+
+/** Output for HvCallGetPartitionProperty. */
+typedef struct
+{
+ HV_PARTITION_PROPERTY PropertyValue;
+} HV_OUTPUT_GET_PARTITION_PROPERTY;
+/** Pointer to output for HvCallGetPartitionProperty. */
+typedef HV_OUTPUT_GET_PARTITION_PROPERTY *PHV_OUTPUT_GET_PARTITION_PROPERTY;
+
+
+/** Input for HvCallSetPartitionProperty. */
+typedef struct
+{
+ HV_PARTITION_ID PartitionId;
+ HV_PARTITION_PROPERTY_CODE PropertyCode;
+ uint32_t uPadding;
+ HV_PARTITION_PROPERTY PropertyValue;
+} HV_INPUT_SET_PARTITION_PROPERTY;
+AssertCompileSize(HV_INPUT_SET_PARTITION_PROPERTY, 24);
+/** Pointer to input for HvCallSetPartitionProperty. */
+typedef HV_INPUT_SET_PARTITION_PROPERTY *PHV_INPUT_SET_PARTITION_PROPERTY;
+
+
+/** Hyper-V NUMA node ID.
+ * On systems without NUMA, i.e. a single node, it uses 0 as identifier. */
+typedef uint32_t HV_PROXIMITY_DOMAIN_ID;
+/** Pointer to NUMA node ID. */
+typedef HV_PROXIMITY_DOMAIN_ID *PHV_PROXIMITY_DOMAIN_ID;
+
+/** Hyper-V NUMA flags. */
+typedef struct
+{
+ uint32_t ProximityPreferred : 1; /**< When set, allocations may come from other NUMA nodes. */
+ uint32_t Reserved : 30; /**< Reserved for future (as of circa v2). */
+ uint32_t ProxyimityInfoValid : 1; /**< Set if the NUMA information is valid. */
+} HV_PROXIMITY_DOMAIN_FLAGS;
+/** Pointer to Hyper-V NUMA flags. */
+typedef HV_PROXIMITY_DOMAIN_FLAGS *PHV_PROXIMITY_DOMAIN_FLAGS;
+
+/** Hyper-V NUMA information. */
+typedef struct
+{
+ HV_PROXIMITY_DOMAIN_ID Id; /**< NUMA node identifier. */
+ HV_PROXIMITY_DOMAIN_FLAGS Flags; /**< NUMA flags. */
+} HV_PROXIMITY_DOMAIN_INFO;
+/** Pointer to Hyper-V NUMA information. */
+typedef HV_PROXIMITY_DOMAIN_INFO *PHV_PROXIMITY_DOMAIN_INFO;
+
+/** Input for HvCallGetMemoryBalance. */
+typedef struct
+{
+ HV_PARTITION_ID TargetPartitionId;
+ HV_PROXIMITY_DOMAIN_INFO ProximityDomainInfo;
+} HV_INPUT_GET_MEMORY_BALANCE;
+AssertCompileSize(HV_INPUT_GET_MEMORY_BALANCE, 16);
+/** Pointer to the input for HvCallGetMemoryBalance. */
+typedef HV_INPUT_GET_MEMORY_BALANCE *PHV_INPUT_GET_MEMORY_BALANCE;
+
+/** Output for HvCallGetMemoryBalance. */
+typedef struct
+{
+ uint64_t PagesAvailable;
+ uint64_t PagesInUse;
+} HV_OUTPUT_GET_MEMORY_BALANCE;
+/** Pointer to the output for HvCallGetMemoryBalance. */
+typedef HV_OUTPUT_GET_MEMORY_BALANCE *PHV_OUTPUT_GET_MEMORY_BALANCE;
+
+
+/** @name Flags used with HvCallMapGpaPages and HvCallMapSparseGpaPages.
+ * @note There seems to be a more flags defined after v2.
+ * @{ */
+typedef uint32_t HV_MAP_GPA_FLAGS;
+#define HV_MAP_GPA_READABLE UINT32_C(0x0001)
+#define HV_MAP_GPA_WRITABLE UINT32_C(0x0002)
+#define HV_MAP_GPA_EXECUTABLE UINT32_C(0x0004)
+/** Seems this have to be set when HV_MAP_GPA_EXECUTABLE is (17101). */
+#define HV_MAP_GPA_EXECUTABLE_AGAIN UINT32_C(0x0008)
+/** Dunno what this is yet, but it requires HV_MAP_GPA_DUNNO_1000.
+ * The readable bit gets put here when both HV_MAP_GPA_DUNNO_1000 and
+ * HV_MAP_GPA_DUNNO_MASK_0700 are clear. */
+#define HV_MAP_GPA_DUNNO_ACCESS UINT32_C(0x0010)
+/** Guess work. */
+#define HV_MAP_GPA_MAYBE_ACCESS_MASK UINT32_C(0x001f)
+/** Some kind of mask. */
+#define HV_MAP_GPA_DUNNO_MASK_0700 UINT32_C(0x0700)
+/** Dunno what this is, but required for HV_MAP_GPA_DUNNO_ACCESS. */
+#define HV_MAP_GPA_DUNNO_1000 UINT32_C(0x1000)
+/** Working with large 2MB pages. */
+#define HV_MAP_GPA_LARGE UINT32_C(0x2000)
+/** Valid mask as per build 17101. */
+#define HV_MAP_GPA_VALID_MASK UINT32_C(0x7f1f)
+/** @} */
+
+/** Input for HvCallMapGpaPages. */
+typedef struct
+{
+ HV_PARTITION_ID TargetPartitionId;
+ HV_GPA_PAGE_NUMBER TargetGpaBase;
+ HV_MAP_GPA_FLAGS MapFlags;
+ uint32_t u32ExplicitPadding;
+ /* The repeating part: */
+ RT_FLEXIBLE_ARRAY_EXTENSION
+ HV_SPA_PAGE_NUMBER PageList[RT_FLEXIBLE_ARRAY];
+} HV_INPUT_MAP_GPA_PAGES;
+AssertCompileMemberOffset(HV_INPUT_MAP_GPA_PAGES, PageList, 24);
+/** Pointer to the input for HvCallMapGpaPages. */
+typedef HV_INPUT_MAP_GPA_PAGES *PHV_INPUT_MAP_GPA_PAGES;
+
+
+/** A parent to guest mapping pair for HvCallMapSparseGpaPages. */
+typedef struct
+{
+ HV_GPA_PAGE_NUMBER TargetGpaPageNumber;
+ HV_SPA_PAGE_NUMBER SourceSpaPageNumber;
+} HV_GPA_MAPPING;
+/** Pointer to a parent->guest mapping pair for HvCallMapSparseGpaPages. */
+typedef HV_GPA_MAPPING *PHV_GPA_MAPPING;
+
+/** Input for HvCallMapSparseGpaPages. */
+typedef struct
+{
+ HV_PARTITION_ID TargetPartitionId;
+ HV_MAP_GPA_FLAGS MapFlags;
+ uint32_t u32ExplicitPadding;
+ /* The repeating part: */
+ RT_FLEXIBLE_ARRAY_EXTENSION
+ HV_GPA_MAPPING PageList[RT_FLEXIBLE_ARRAY];
+} HV_INPUT_MAP_SPARSE_GPA_PAGES;
+AssertCompileMemberOffset(HV_INPUT_MAP_SPARSE_GPA_PAGES, PageList, 16);
+/** Pointer to the input for HvCallMapSparseGpaPages. */
+typedef HV_INPUT_MAP_SPARSE_GPA_PAGES *PHV_INPUT_MAP_SPARSE_GPA_PAGES;
+
+
+/** Input for HvCallUnmapGpaPages. */
+typedef struct
+{
+ HV_PARTITION_ID TargetPartitionId;
+ HV_GPA_PAGE_NUMBER TargetGpaBase;
+ /** This field is either an omission in the 7600 WDK or a later additions.
+ * Anyway, not quite sure what it does. Bit 2 seems to indicate 2MB pages. */
+ uint64_t fFlags;
+} HV_INPUT_UNMAP_GPA_PAGES;
+AssertCompileSize(HV_INPUT_UNMAP_GPA_PAGES, 24);
+/** Pointer to the input for HvCallUnmapGpaPages. */
+typedef HV_INPUT_UNMAP_GPA_PAGES *PHV_INPUT_UNMAP_GPA_PAGES;
+
+
+
+/** Cache types used by HvCallReadGpa and HvCallWriteGpa. */
+typedef enum
+{
+ HvCacheTypeX64Uncached = 0,
+ HvCacheTypeX64WriteCombining,
+ /* 2 & 3 are undefined. */
+ HvCacheTypeX64WriteThrough = 4,
+ HvCacheTypeX64WriteProtected,
+ HvCacheTypeX64WriteBack
+} HV_CACHE_TYPE;
+
+/** Control flags for HvCallReadGpa and HvCallWriteGpa. */
+typedef union
+{
+ uint64_t AsUINT64;
+ struct
+ {
+ uint64_t CacheType : 8; /**< HV_CACHE_TYPE */
+#ifndef IN_IDA_PRO
+ uint64_t Reserved : 56;
+#endif
+ };
+} HV_ACCESS_GPA_CONTROL_FLAGS;
+
+/** Results codes for HvCallReadGpa and HvCallWriteGpa. */
+typedef enum
+{
+ HvAccessGpaSuccess = 0,
+ HvAccessGpaUnmapped,
+ HvAccessGpaReadIntercept,
+ HvAccessGpaWriteIntercept,
+ HvAccessGpaIllegalOverlayAccess
+} HV_ACCESS_GPA_RESULT_CODE;
+
+/** The result of HvCallReadGpa and HvCallWriteGpa. */
+typedef union
+{
+ uint64_t AsUINT64;
+ struct
+ {
+ HV_ACCESS_GPA_RESULT_CODE ResultCode;
+ uint32_t Reserved;
+ };
+} HV_ACCESS_GPA_RESULT;
+
+
+/** Input for HvCallReadGpa. */
+typedef struct
+{
+ HV_PARTITION_ID PartitionId;
+ HV_VP_INDEX VpIndex;
+ uint32_t ByteCount;
+ HV_GPA BaseGpa;
+ HV_ACCESS_GPA_CONTROL_FLAGS ControlFlags;
+} HV_INPUT_READ_GPA;
+AssertCompileSize(HV_INPUT_READ_GPA, 32);
+/** Pointer to the input for HvCallReadGpa. */
+typedef HV_INPUT_READ_GPA *PHV_INPUT_READ_GPA;
+
+/** Output for HvCallReadGpa. */
+typedef struct
+{
+ HV_ACCESS_GPA_RESULT AccessResult;
+ uint8_t Data[16];
+} HV_OUTPUT_READ_GPA;
+AssertCompileSize(HV_OUTPUT_READ_GPA, 24);
+/** Pointer to the output for HvCallReadGpa. */
+typedef HV_OUTPUT_READ_GPA *PHV_OUTPUT_READ_GPA;
+
+
+/** Input for HvCallWriteGpa. */
+typedef struct
+{
+ HV_PARTITION_ID PartitionId;
+ HV_VP_INDEX VpIndex;
+ uint32_t ByteCount;
+ HV_GPA BaseGpa;
+ HV_ACCESS_GPA_CONTROL_FLAGS ControlFlags;
+ uint8_t Data[16];
+} HV_INPUT_WRITE_GPA;
+AssertCompileSize(HV_INPUT_READ_GPA, 32);
+/** Pointer to the input for HvCallWriteGpa. */
+typedef HV_INPUT_READ_GPA *PHV_INPUT_READ_GPA;
+
+/** Output for HvCallWriteGpa. */
+typedef struct
+{
+ HV_ACCESS_GPA_RESULT AccessResult;
+} HV_OUTPUT_WRITE_GPA;
+AssertCompileSize(HV_OUTPUT_WRITE_GPA, 8);
+/** Pointer to the output for HvCallWriteGpa. */
+typedef HV_OUTPUT_WRITE_GPA *PHV_OUTPUT_WRITE_GPA;
+
+
+/**
+ * Register names used by HvCallGetVpRegisters and HvCallSetVpRegisters.
+ */
+typedef enum _HV_REGISTER_NAME
+{
+ HvRegisterExplicitSuspend = 0x00000000,
+ HvRegisterInterceptSuspend,
+ HvRegisterUnknown02, /**< Reads as 0 initially on exo part. */
+ HvRegisterUnknown03, /**< Reads as 0 initially on exo part. */
+ HvRegisterInternalActivityState, /**< @since about build 17758 */
+
+ HvRegisterHypervisorVersion = 0x00000100, /**< @since v5 @note Not readable on exo part. */
+
+ HvRegisterPrivilegesAndFeaturesInfo = 0x00000200, /**< @since v5 @note Not readable on exo part. */
+ HvRegisterFeaturesInfo, /**< @since v5 @note Not readable on exo part. */
+ HvRegisterImplementationLimitsInfo, /**< @since v5 @note Not readable on exo part. */
+ HvRegisterHardwareFeaturesInfo, /**< @since v5 @note Not readable on exo part. */
+
+ HvRegisterGuestCrashP0 = 0x00000210, /**< @since v5 @note Not readable on exo part. */
+ HvRegisterGuestCrashP1, /**< @since v5 @note Not readable on exo part. */
+ HvRegisterGuestCrashP2, /**< @since v5 @note Not readable on exo part. */
+ HvRegisterGuestCrashP3, /**< @since v5 @note Not readable on exo part. */
+ HvRegisterGuestCrashP4, /**< @since v5 @note Not readable on exo part. */
+ HvRegisterGuestCrashCtl, /**< @since v5 @note Not readable on exo part. */
+
+ HvRegisterPowerStateConfigC1 = 0x00000220, /**< @since v5 @note Not readable on exo part. */
+ HvRegisterPowerStateTriggerC1, /**< @since v5 @note Not readable on exo part. */
+ HvRegisterPowerStateConfigC2, /**< @since v5 @note Not readable on exo part. */
+ HvRegisterPowerStateTriggerC2, /**< @since v5 @note Not readable on exo part. */
+ HvRegisterPowerStateConfigC3, /**< @since v5 @note Not readable on exo part. */
+ HvRegisterPowerStateTriggerC3, /**< @since v5 @note Not readable on exo part. */
+
+ HvRegisterSystemReset = 0x00000230, /**< @since v5 @note Not readable on exo part. */
+
+ HvRegisterProcessorClockFrequency = 0x00000240, /**< @since v5 @note Not readable on exo part. */
+ HvRegisterInterruptClockFrequency, /**< @since v5 @note Not readable on exo part. */
+
+ HvRegisterGuestIdle = 0x00000250, /**< @since v5 @note Not readable on exo part. */
+
+ HvRegisterDebugDeviceOptions = 0x00000260, /**< @since v5 @note Not readable on exo part. */
+
+ HvRegisterPendingInterruption = 0x00010002,
+ HvRegisterInterruptState,
+ HvRegisterPendingEvent0, /**< @since v5 */
+ HvRegisterPendingEvent1, /**< @since v5 */
+ HvX64RegisterDeliverabilityNotifications, /**< @since v5c? Late 2017? */
+
+ HvX64RegisterRax = 0x00020000,
+ HvX64RegisterRcx,
+ HvX64RegisterRdx,
+ HvX64RegisterRbx,
+ HvX64RegisterRsp,
+ HvX64RegisterRbp,
+ HvX64RegisterRsi,
+ HvX64RegisterRdi,
+ HvX64RegisterR8,
+ HvX64RegisterR9,
+ HvX64RegisterR10,
+ HvX64RegisterR11,
+ HvX64RegisterR12,
+ HvX64RegisterR13,
+ HvX64RegisterR14,
+ HvX64RegisterR15,
+ HvX64RegisterRip,
+ HvX64RegisterRflags,
+
+ HvX64RegisterXmm0 = 0x00030000,
+ HvX64RegisterXmm1,
+ HvX64RegisterXmm2,
+ HvX64RegisterXmm3,
+ HvX64RegisterXmm4,
+ HvX64RegisterXmm5,
+ HvX64RegisterXmm6,
+ HvX64RegisterXmm7,
+ HvX64RegisterXmm8,
+ HvX64RegisterXmm9,
+ HvX64RegisterXmm10,
+ HvX64RegisterXmm11,
+ HvX64RegisterXmm12,
+ HvX64RegisterXmm13,
+ HvX64RegisterXmm14,
+ HvX64RegisterXmm15,
+ HvX64RegisterFpMmx0,
+ HvX64RegisterFpMmx1,
+ HvX64RegisterFpMmx2,
+ HvX64RegisterFpMmx3,
+ HvX64RegisterFpMmx4,
+ HvX64RegisterFpMmx5,
+ HvX64RegisterFpMmx6,
+ HvX64RegisterFpMmx7,
+ HvX64RegisterFpControlStatus,
+ HvX64RegisterXmmControlStatus,
+
+ HvX64RegisterCr0 = 0x00040000,
+ HvX64RegisterCr2,
+ HvX64RegisterCr3,
+ HvX64RegisterCr4,
+ HvX64RegisterCr8,
+ HvX64RegisterXfem,
+
+ HvX64RegisterIntermediateCr0 = 0x00041000, /**< @since v5 */
+ HvX64RegisterIntermediateCr4 = 0x00041003, /**< @since v5 */
+ HvX64RegisterIntermediateCr8, /**< @since v5 */
+
+ HvX64RegisterDr0 = 0x00050000,
+ HvX64RegisterDr1,
+ HvX64RegisterDr2,
+ HvX64RegisterDr3,
+ HvX64RegisterDr6,
+ HvX64RegisterDr7,
+
+ HvX64RegisterEs = 0x00060000,
+ HvX64RegisterCs,
+ HvX64RegisterSs,
+ HvX64RegisterDs,
+ HvX64RegisterFs,
+ HvX64RegisterGs,
+ HvX64RegisterLdtr,
+ HvX64RegisterTr,
+
+ HvX64RegisterIdtr = 0x00070000,
+ HvX64RegisterGdtr,
+
+ HvX64RegisterTsc = 0x00080000,
+ HvX64RegisterEfer,
+ HvX64RegisterKernelGsBase,
+ HvX64RegisterApicBase,
+ HvX64RegisterPat,
+ HvX64RegisterSysenterCs,
+ HvX64RegisterSysenterEip,
+ HvX64RegisterSysenterEsp,
+ HvX64RegisterStar,
+ HvX64RegisterLstar,
+ HvX64RegisterCstar,
+ HvX64RegisterSfmask,
+ HvX64RegisterInitialApicId,
+
+ HvX64RegisterMtrrCap, /**< Not readable in exo partitions? */
+ HvX64RegisterMtrrDefType,
+
+ HvX64RegisterMtrrPhysBase0 = 0x00080010,
+ HvX64RegisterMtrrPhysBase1,
+ HvX64RegisterMtrrPhysBase2,
+ HvX64RegisterMtrrPhysBase3,
+ HvX64RegisterMtrrPhysBase4,
+ HvX64RegisterMtrrPhysBase5,
+ HvX64RegisterMtrrPhysBase6,
+ HvX64RegisterMtrrPhysBase7,
+ HvX64RegisterMtrrPhysBase8, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterMtrrPhysBase9, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterMtrrPhysBaseA, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterMtrrPhysBaseB, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterMtrrPhysBaseC, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterMtrrPhysBaseD, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterMtrrPhysBaseE, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterMtrrPhysBaseF, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+
+ HvX64RegisterMtrrPhysMask0 = 0x00080040,
+ HvX64RegisterMtrrPhysMask1,
+ HvX64RegisterMtrrPhysMask2,
+ HvX64RegisterMtrrPhysMask3,
+ HvX64RegisterMtrrPhysMask4,
+ HvX64RegisterMtrrPhysMask5,
+ HvX64RegisterMtrrPhysMask6,
+ HvX64RegisterMtrrPhysMask7,
+ HvX64RegisterMtrrPhysMask8, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterMtrrPhysMask9, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterMtrrPhysMaskA, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterMtrrPhysMaskB, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterMtrrPhysMaskC, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterMtrrPhysMaskD, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterMtrrPhysMaskE, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterMtrrPhysMaskF, /**< @since v4 @note Appears not to be readable on exo partition (Threadripper). */
+
+ HvX64RegisterMtrrFix64k00000 = 0x00080070,
+ HvX64RegisterMtrrFix16k80000,
+ HvX64RegisterMtrrFix16kA0000,
+ HvX64RegisterMtrrFix4kC0000,
+ HvX64RegisterMtrrFix4kC8000,
+ HvX64RegisterMtrrFix4kD0000,
+ HvX64RegisterMtrrFix4kD8000,
+ HvX64RegisterMtrrFix4kE0000,
+ HvX64RegisterMtrrFix4kE8000,
+ HvX64RegisterMtrrFix4kF0000,
+ HvX64RegisterMtrrFix4kF8000,
+ HvX64RegisterTscAux, /**< @since v5c? late 2017? */
+
+ HvX64RegisterUnknown8007d = 0x0008007d, /**< Readable on exo partition (17134), initial value is zero. */
+
+ HvX64RegisterSpecCtrl = 0x00080084, /**< @since build about 17758 */
+ HvX64RegisterPredCmd, /**< @since build about 17758 */
+
+ HvX64RegisterIa32MiscEnable = 0x000800a0, /**< @since v5 @note Appears not to be readable on exo partition (Threadripper). */
+ HvX64RegisterIa32FeatureControl, /**< @since v5 @note Appears not to be readable on exo partition (Threadripper). */
+
+ HvX64RegisterApicId = 0x00084802, /**< @since build 17758 */
+ HvX64RegisterApicVersion, /**< @since build 17758 */
+
+ /** Uptime counter or some such thing. Unit is different than HvRegisterTimeRefCount or the accounting is different. */
+ HvX64RegisterVpRuntime = 0x00090000,
+ HvX64RegisterHypercall,
+ HvRegisterGuestOsId,
+ HvRegisterVpIndex,
+ HvRegisterTimeRefCount, /**< Time counter since partition creation, 100ns units. */
+
+ HvRegisterCpuManagementVersion = 0x00090007, /**< @since v5 @note Appears not to be readable on exo partition. */
+
+ HvX64RegisterEoi = 0x00090010, /**< @note Appears not to be readable on exo partition. */
+ HvX64RegisterIcr, /**< @note Appears not to be readable on exo partition. */
+ HvX64RegisterTpr, /**< @note Appears not to be readable on exo partition. */
+ HvRegisterVpAssistPage,
+ /** Readable on exo partition (17134). Some kind of counter. */
+ HvRegisterUnknown90014,
+
+ HvRegisterStatsPartitionRetail = 0x00090020,
+ HvRegisterStatsPartitionInternal,
+ HvRegisterStatsVpRetail,
+ HvRegisterStatsVpInternal,
+
+ HvRegisterSint0 = 0x000a0000,
+ HvRegisterSint1,
+ HvRegisterSint2,
+ HvRegisterSint3,
+ HvRegisterSint4,
+ HvRegisterSint5,
+ HvRegisterSint6,
+ HvRegisterSint7,
+ HvRegisterSint8,
+ HvRegisterSint9,
+ HvRegisterSint10,
+ HvRegisterSint11,
+ HvRegisterSint12,
+ HvRegisterSint13,
+ HvRegisterSint14,
+ HvRegisterSint15,
+ HvRegisterScontrol,
+ HvRegisterSversion,
+ HvRegisterSifp,
+ HvRegisterSipp,
+ HvRegisterEom,
+ HvRegisterSirbp, /**< @since v4 */
+
+ HvRegisterStimer0Config = 0x000b0000,
+ HvRegisterStimer0Count,
+ HvRegisterStimer1Config,
+ HvRegisterStimer1Count,
+ HvRegisterStimer2Config,
+ HvRegisterStimer2Count,
+ HvRegisterStimer3Config,
+ HvRegisterStimer3Count,
+
+ HvRegisterUnknown0b0100 = 0x000b0100, /**< Readable on exo partition (17134), initial value is zero. */
+ HvRegisterUnknown0b0101, /**< Readable on exo partition (17134), initial value is zero. */
+
+ HvX64RegisterYmm0Low = 0x000c0000, /**< @note Not readable on exo partition. Need something enabled? */
+ HvX64RegisterYmm1Low,
+ HvX64RegisterYmm2Low,
+ HvX64RegisterYmm3Low,
+ HvX64RegisterYmm4Low,
+ HvX64RegisterYmm5Low,
+ HvX64RegisterYmm6Low,
+ HvX64RegisterYmm7Low,
+ HvX64RegisterYmm8Low,
+ HvX64RegisterYmm9Low,
+ HvX64RegisterYmm10Low,
+ HvX64RegisterYmm11Low,
+ HvX64RegisterYmm12Low,
+ HvX64RegisterYmm13Low,
+ HvX64RegisterYmm14Low,
+ HvX64RegisterYmm15Low,
+ HvX64RegisterYmm0High,
+ HvX64RegisterYmm1High,
+ HvX64RegisterYmm2High,
+ HvX64RegisterYmm3High,
+ HvX64RegisterYmm4High,
+ HvX64RegisterYmm5High,
+ HvX64RegisterYmm6High,
+ HvX64RegisterYmm7High,
+ HvX64RegisterYmm8High,
+ HvX64RegisterYmm9High,
+ HvX64RegisterYmm10High,
+ HvX64RegisterYmm11High,
+ HvX64RegisterYmm12High,
+ HvX64RegisterYmm13High,
+ HvX64RegisterYmm14High,
+ HvX64RegisterYmm15High,
+
+ HvRegisterVsmVpVtlControl = 0x000d0000, /**< @note Not readable on exo partition. */
+
+ HvRegisterVsmCodePageOffsets = 0x000d0002,
+ HvRegisterVsmVpStatus,
+ HvRegisterVsmPartitionStatus,
+ HvRegisterVsmVina, /**< @note Not readable on exo partition. */
+ HvRegisterVsmCapabilities,
+ HvRegisterVsmPartitionConfig, /**< @note Not readable on exo partition. */
+
+ HvRegisterVsmVpSecureConfigVtl0 = 0x000d0010, /**< @since v5 */
+ HvRegisterVsmVpSecureConfigVtl1, /**< @since v5 */
+ HvRegisterVsmVpSecureConfigVtl2, /**< @since v5 */
+ HvRegisterVsmVpSecureConfigVtl3, /**< @since v5 */
+ HvRegisterVsmVpSecureConfigVtl4, /**< @since v5 */
+ HvRegisterVsmVpSecureConfigVtl5, /**< @since v5 */
+ HvRegisterVsmVpSecureConfigVtl6, /**< @since v5 */
+ HvRegisterVsmVpSecureConfigVtl7, /**< @since v5 */
+ HvRegisterVsmVpSecureConfigVtl8, /**< @since v5 */
+ HvRegisterVsmVpSecureConfigVtl9, /**< @since v5 */
+ HvRegisterVsmVpSecureConfigVtl10, /**< @since v5 */
+ HvRegisterVsmVpSecureConfigVtl11, /**< @since v5 */
+ HvRegisterVsmVpSecureConfigVtl12, /**< @since v5 */
+ HvRegisterVsmVpSecureConfigVtl13, /**< @since v5 */
+ HvRegisterVsmVpSecureConfigVtl14, /**< @since v5 */
+
+ HvRegisterUnknown0e0000 = 0x000e0000, /**< Readable on exo partition (17134), initial value zero. */
+ HvRegisterUnknown0e0001, /**< Readable on exo partition (17134), initial value zero. */
+ HvRegisterUnknown0e0002, /**< Readable on exo partition (17134), initial value zero. */
+ HvRegisterUnknown0e0003 /**< Readable on exo partition (17134), initial value zero. */
+} HV_REGISTER_NAME;
+AssertCompile(HvRegisterInterceptSuspend == 0x00000001);
+AssertCompile(HvRegisterPendingEvent1 == 0x00010005);
+AssertCompile(HvX64RegisterDeliverabilityNotifications == 0x00010006);
+AssertCompile(HvX64RegisterRflags == 0x00020011);
+AssertCompile(HvX64RegisterXmmControlStatus == 0x00030019);
+AssertCompile(HvX64RegisterXfem == 0x00040005);
+AssertCompile(HvX64RegisterIntermediateCr0 == 0x00041000);
+AssertCompile(HvX64RegisterIntermediateCr4 == 0x00041003);
+AssertCompile(HvX64RegisterDr7 == 0x00050005);
+AssertCompile(HvX64RegisterTr == 0x00060007);
+AssertCompile(HvX64RegisterGdtr == 0x00070001);
+AssertCompile(HvX64RegisterInitialApicId == 0x0008000c);
+AssertCompile(HvX64RegisterMtrrCap == 0x0008000d);
+AssertCompile(HvX64RegisterMtrrDefType == 0x0008000e);
+AssertCompile(HvX64RegisterMtrrPhysBaseF == 0x0008001f);
+AssertCompile(HvX64RegisterMtrrPhysMaskF == 0x0008004f);
+AssertCompile(HvX64RegisterMtrrFix4kF8000 == 0x0008007a);
+AssertCompile(HvRegisterTimeRefCount == 0x00090004);
+AssertCompile(HvRegisterCpuManagementVersion == 0x00090007);
+AssertCompile(HvRegisterVpAssistPage == 0x00090013);
+AssertCompile(HvRegisterStatsVpInternal == 0x00090023);
+AssertCompile(HvRegisterSirbp == 0x000a0015);
+AssertCompile(HvRegisterStimer3Count == 0x000b0007);
+AssertCompile(HvX64RegisterYmm15High == 0x000c001f);
+AssertCompile(HvRegisterVsmVpSecureConfigVtl14 == 0x000d001e);
+AssertCompileSize(HV_REGISTER_NAME, 4);
+
+
+/** Value format for HvRegisterExplicitSuspend. */
+typedef union
+{
+ uint64_t AsUINT64;
+ struct
+ {
+ uint64_t Suspended : 1;
+#ifndef IN_IDA_PRO
+ uint64_t Reserved : 63;
+#endif
+ };
+} HV_EXPLICIT_SUSPEND_REGISTER;
+/** Pointer to a value of HvRegisterExplicitSuspend. */
+typedef HV_EXPLICIT_SUSPEND_REGISTER *PHV_EXPLICIT_SUSPEND_REGISTER;
+
+/** Value format for HvRegisterInterceptSuspend. */
+typedef union
+{
+ uint64_t AsUINT64;
+ struct
+ {
+ uint64_t Suspended : 1;
+ uint64_t TlbLocked : 1;
+#ifndef IN_IDA_PRO
+ uint64_t Reserved : 62;
+#endif
+ };
+} HV_INTERCEPT_SUSPEND_REGISTER;
+/** Pointer to a value of HvRegisterInterceptSuspend. */
+typedef HV_INTERCEPT_SUSPEND_REGISTER *PHV_INTERCEPT_SUSPEND_REGISTER;
+
+/** Value format for HvRegisterInterruptState.
+ * @sa WHV_X64_INTERRUPT_STATE_REGISTER */
+typedef union
+{
+ uint64_t AsUINT64;
+ struct
+ {
+ uint64_t InterruptShadow : 1;
+ uint64_t NmiMasked : 1;
+#ifndef IN_IDA_PRO
+ uint64_t Reserved : 62;
+#endif
+ };
+} HV_X64_INTERRUPT_STATE_REGISTER;
+/** Pointer to a value of HvRegisterInterruptState. */
+typedef HV_X64_INTERRUPT_STATE_REGISTER *PHV_X64_INTERRUPT_STATE_REGISTER;
+
+/** Pending exception type for HvRegisterPendingInterruption.
+ * @sa WHV_X64_PENDING_INTERRUPTION_TYPE */
+typedef enum
+{
+ HvX64PendingInterrupt = 0,
+ /* what is/was 1? */
+ HvX64PendingNmi = 2,
+ HvX64PendingException
+ /* any more? */
+} HV_X64_PENDING_INTERRUPTION_TYPE;
+
+/** Value format for HvRegisterPendingInterruption.
+ * @sa WHV_X64_PENDING_INTERRUPTION_REGISTER */
+typedef union
+{
+ uint64_t AsUINT64;
+ struct
+ {
+ uint32_t InterruptionPending : 1;
+ uint32_t InterruptionType : 3; /**< HV_X64_PENDING_INTERRUPTION_TYPE */
+ uint32_t DeliverErrorCode : 1;
+ uint32_t InstructionLength : 4; /**< @since v5? Wasn't in 7600 WDK */
+ uint32_t NestedEvent : 1; /**< @since v5? Wasn't in 7600 WDK */
+ uint32_t Reserved : 6;
+ uint32_t InterruptionVector : 16;
+ uint32_t ErrorCode;
+ };
+} HV_X64_PENDING_INTERRUPTION_REGISTER;
+/** Pointer to a value of HvRegisterPendingInterruption. */
+typedef HV_X64_PENDING_INTERRUPTION_REGISTER *PHV_X64_PENDING_INTERRUPTION_REGISTER;
+
+/** Value format for HvX64RegisterDeliverabilityNotifications.
+ * Value format for HvRegisterPendingEvent0/1.
+ * @sa WHV_X64_DELIVERABILITY_NOTIFICATIONS_REGISTER */
+typedef union
+{
+ uint64_t AsUINT64;
+ struct
+ {
+ uint64_t NmiNotification : 1;
+ uint64_t InterruptNotification : 1;
+ uint64_t InterruptPriority : 4;
+#ifndef IN_IDA_PRO
+ uint64_t Reserved : 58;
+#endif
+ };
+} HV_X64_DELIVERABILITY_NOTIFICATIONS_REGISTER;
+/** Pointer to a value of HvRegisterPendingEvent0/1. */
+typedef HV_X64_DELIVERABILITY_NOTIFICATIONS_REGISTER *PHV_X64_DELIVERABILITY_NOTIFICATIONS_REGISTER;
+
+
+/** Value format for HvX64RegisterEs..Tr.
+ * @sa WHV_X64_SEGMENT_REGISTER */
+typedef struct _HV_X64_SEGMENT_REGISTER
+{
+ uint64_t Base;
+ uint32_t Limit;
+ uint16_t Selector;
+ union
+ {
+ struct
+ {
+ uint16_t SegmentType : 4;
+ uint16_t NonSystemSegment : 1;
+ uint16_t DescriptorPrivilegeLevel : 2;
+ uint16_t Present : 1;
+ uint16_t Reserved : 4;
+ uint16_t Available : 1;
+ uint16_t Long : 1;
+ uint16_t Default : 1;
+ uint16_t Granularity : 1;
+ };
+ uint16_t Attributes;
+ };
+} HV_X64_SEGMENT_REGISTER;
+AssertCompileSize(HV_X64_SEGMENT_REGISTER, 16);
+/** Pointer to a value of HvX64RegisterEs..Tr. */
+typedef HV_X64_SEGMENT_REGISTER *PHV_X64_SEGMENT_REGISTER;
+
+/** Value format for HvX64RegisterIdtr/Gdtr.
+ * @sa WHV_X64_TABLE_REGISTER */
+typedef struct
+{
+ uint16_t Pad[3];
+ uint16_t Limit;
+ uint64_t Base;
+} HV_X64_TABLE_REGISTER;
+AssertCompileSize(HV_X64_TABLE_REGISTER, 16);
+/** Pointer to a value of HvX64RegisterIdtr/Gdtrr. */
+typedef HV_X64_TABLE_REGISTER *PHV_X64_TABLE_REGISTER;
+
+/** Value format for HvX64RegisterFpMmx0..7 in floating pointer mode.
+ * @sa WHV_X64_FP_REGISTER, RTFLOAT80U2 */
+typedef union
+{
+ HV_UINT128 AsUINT128;
+ struct
+ {
+ uint64_t Mantissa;
+ uint64_t BiasedExponent : 15;
+ uint64_t Sign : 1;
+#ifndef IN_IDA_PRO
+ uint64_t Reserved : 48;
+#endif
+ };
+} HV_X64_FP_REGISTER;
+/** Pointer to a value of HvX64RegisterFpMmx0..7 in floating point mode. */
+typedef HV_X64_FP_REGISTER *PHV_X64_FP_REGISTER;
+
+/** Value union for HvX64RegisterFpMmx0..7. */
+typedef union
+{
+ HV_UINT128 AsUINT128;
+ HV_X64_FP_REGISTER Fp;
+ uint64_t Mmx;
+} HV_X64_FP_MMX_REGISTER;
+/** Pointer to a value of HvX64RegisterFpMmx0..7. */
+typedef HV_X64_FP_MMX_REGISTER *PHV_X64_FP_MMX_REGISTER;
+
+/** Value format for HvX64RegisterFpControlStatus.
+ * @sa WHV_X64_FP_CONTROL_STATUS_REGISTER */
+typedef union
+{
+ HV_UINT128 AsUINT128;
+ struct
+ {
+ uint16_t FpControl;
+ uint16_t FpStatus;
+ uint8_t FpTag;
+ uint8_t IgnNe : 1;
+ uint8_t Reserved : 7;
+ uint16_t LastFpOp;
+ union
+ {
+ uint64_t LastFpRip;
+ struct
+ {
+ uint32_t LastFpEip;
+ uint16_t LastFpCs;
+ };
+ };
+ };
+} HV_X64_FP_CONTROL_STATUS_REGISTER;
+/** Pointer to a value of HvX64RegisterFpControlStatus. */
+typedef HV_X64_FP_CONTROL_STATUS_REGISTER *PHV_X64_FP_CONTROL_STATUS_REGISTER;
+
+/** Value format for HvX64RegisterXmmControlStatus.
+ * @sa WHV_X64_XMM_CONTROL_STATUS_REGISTER */
+typedef union
+{
+ HV_UINT128 AsUINT128;
+ struct
+ {
+ union
+ {
+ uint64_t LastFpRdp;
+ struct
+ {
+ uint32_t LastFpDp;
+ uint16_t LastFpDs;
+ };
+ };
+ uint32_t XmmStatusControl;
+ uint32_t XmmStatusControlMask;
+ };
+} HV_X64_XMM_CONTROL_STATUS_REGISTER;
+/** Pointer to a value of HvX64RegisterXmmControlStatus. */
+typedef HV_X64_XMM_CONTROL_STATUS_REGISTER *PHV_X64_XMM_CONTROL_STATUS_REGISTER;
+
+/** Register value union.
+ * @sa WHV_REGISTER_VALUE */
+typedef union
+{
+ HV_UINT128 Reg128;
+ uint64_t Reg64;
+ uint32_t Reg32;
+ uint16_t Reg16;
+ uint8_t Reg8;
+ HV_EXPLICIT_SUSPEND_REGISTER ExplicitSuspend;
+ HV_INTERCEPT_SUSPEND_REGISTER InterceptSuspend;
+ HV_X64_INTERRUPT_STATE_REGISTER InterruptState;
+ HV_X64_PENDING_INTERRUPTION_REGISTER PendingInterruption;
+ HV_X64_DELIVERABILITY_NOTIFICATIONS_REGISTER DeliverabilityNotifications;
+ HV_X64_TABLE_REGISTER Table;
+ HV_X64_SEGMENT_REGISTER Segment;
+ HV_X64_FP_REGISTER Fp;
+ HV_X64_FP_CONTROL_STATUS_REGISTER FpControlStatus;
+ HV_X64_XMM_CONTROL_STATUS_REGISTER XmmControlStatus;
+} HV_REGISTER_VALUE;
+AssertCompileSize(HV_REGISTER_VALUE, 16);
+/** Pointer to a Hyper-V register value union. */
+typedef HV_REGISTER_VALUE *PHV_REGISTER_VALUE;
+/** Pointer to a const Hyper-V register value union. */
+typedef HV_REGISTER_VALUE const *PCHV_REGISTER_VALUE;
+
+
+/** Input for HvCallGetVpRegisters. */
+typedef struct
+{
+ HV_PARTITION_ID PartitionId;
+ HV_VP_INDEX VpIndex;
+ /** Was this introduced after v2? Dunno what it it really is. */
+ uint32_t fFlags;
+ /* The repeating part: */
+ RT_FLEXIBLE_ARRAY_EXTENSION
+ HV_REGISTER_NAME Names[RT_FLEXIBLE_ARRAY];
+} HV_INPUT_GET_VP_REGISTERS;
+AssertCompileMemberOffset(HV_INPUT_GET_VP_REGISTERS, Names, 16);
+/** Pointer to input for HvCallGetVpRegisters. */
+typedef HV_INPUT_GET_VP_REGISTERS *PHV_INPUT_GET_VP_REGISTERS;
+/* Output for HvCallGetVpRegisters is an array of HV_REGISTER_VALUE parallel to HV_INPUT_GET_VP_REGISTERS::Names. */
+
+
+/** Register and value pair for HvCallSetVpRegisters. */
+typedef struct
+{
+ HV_REGISTER_NAME Name;
+ uint32_t Pad0;
+ uint64_t Pad1;
+ HV_REGISTER_VALUE Value;
+} HV_REGISTER_ASSOC;
+AssertCompileSize(HV_REGISTER_ASSOC, 32);
+AssertCompileMemberOffset(HV_REGISTER_ASSOC, Value, 16);
+/** Pointer to a register and value pair for HvCallSetVpRegisters. */
+typedef HV_REGISTER_ASSOC *PHV_REGISTER_ASSOC;
+/** Helper for clearing the alignment padding members. */
+#define HV_REGISTER_ASSOC_ZERO_PADDING(a_pRegAssoc) do { (a_pRegAssoc)->Pad0 = 0; (a_pRegAssoc)->Pad1 = 0; } while (0)
+/** Helper for clearing the alignment padding members and the high 64-bit
+ * part of the value. */
+#define HV_REGISTER_ASSOC_ZERO_PADDING_AND_HI64(a_pRegAssoc) \
+ do { (a_pRegAssoc)->Pad0 = 0; (a_pRegAssoc)->Pad1 = 0; (a_pRegAssoc)->Value.Reg128.High64 = 0; } while (0)
+
+/** Input for HvCallSetVpRegisters. */
+typedef struct
+{
+ HV_PARTITION_ID PartitionId;
+ HV_VP_INDEX VpIndex;
+ uint32_t RsvdZ;
+ /* The repeating part: */
+ RT_FLEXIBLE_ARRAY_EXTENSION
+ HV_REGISTER_ASSOC Elements[RT_FLEXIBLE_ARRAY];
+} HV_INPUT_SET_VP_REGISTERS;
+AssertCompileMemberOffset(HV_INPUT_SET_VP_REGISTERS, Elements, 16);
+/** Pointer to input for HvCallSetVpRegisters. */
+typedef HV_INPUT_SET_VP_REGISTERS *PHV_INPUT_SET_VP_REGISTERS;
+
+
+
+/**
+ * Hyper-V SyncIC message types.
+ */
+typedef enum
+{
+ HvMessageTypeNone = 0x00000000,
+
+ HvMessageTypeUnmappedGpa = 0x80000000,
+ HvMessageTypeGpaIntercept,
+
+ HvMessageTimerExpired = 0x80000010,
+
+ HvMessageTypeInvalidVpRegisterValue = 0x80000020,
+ HvMessageTypeUnrecoverableException,
+ HvMessageTypeUnsupportedFeature,
+ HvMessageTypeTlbPageSizeMismatch, /**< @since v5 */
+
+ /** @note Same as HvMessageTypeX64ApicEoi? Gone in 5.0. Missing from 7600 WDK
+ * headers even if it's in the 2.0 docs. */
+ HvMessageTypeApicEoi = 0x80000030,
+ /** @note Same as HvMessageTypeX64LegacyFpError? Gone in 5.0, whereas 4.0b
+ * calls it HvMessageTypeX64LegacyFpError. Missing from 7600 WDK
+ * headers even if it's in the 2.0 docs. */
+ HvMessageTypeFerrAsserted,
+
+ HvMessageTypeEventLogBufferComplete = 0x80000040,
+
+ HvMessageTypeX64IoPortIntercept = 0x80010000,
+ HvMessageTypeX64MsrIntercept,
+ HvMessageTypeX64CpuidIntercept,
+ HvMessageTypeX64ExceptionIntercept,
+ /** @note Appeared in 5.0 docs, but were here in 7600 WDK headers already. */
+ HvMessageTypeX64ApicEoi,
+ /** @note Appeared in 5.0 docs, but were here in 7600 WDK headers already. */
+ HvMessageTypeX64LegacyFpError,
+ /** @since v5 */
+ HvMessageTypeX64RegisterIntercept,
+ /** @since WinHvPlatform? */
+ HvMessageTypeX64Halt,
+ /** @since WinHvPlatform? */
+ HvMessageTypeX64InterruptWindow
+
+} HV_MESSAGE_TYPE;
+AssertCompileSize(HV_MESSAGE_TYPE, 4);
+AssertCompile(HvMessageTypeX64RegisterIntercept == 0x80010006);
+AssertCompile(HvMessageTypeX64Halt == 0x80010007);
+AssertCompile(HvMessageTypeX64InterruptWindow == 0x80010008);
+/** Pointer to a Hyper-V SyncIC message type. */
+typedef HV_MESSAGE_TYPE *PHV_MESSAGE_TYPE;
+
+/** Flag set for hypervisor messages, guest cannot send messages with this
+ * flag set. */
+#define HV_MESSAGE_TYPE_HYPERVISOR_MASK UINT32_C(0x80000000)
+
+/** Hyper-V SynIC message size (they are fixed sized). */
+#define HV_MESSAGE_SIZE 256
+/** Maximum Hyper-V SynIC message payload size in bytes. */
+#define HV_MESSAGE_MAX_PAYLOAD_BYTE_COUNT (HV_MESSAGE_SIZE - 16)
+/** Maximum Hyper-V SynIC message payload size in QWORDs (uint64_t). */
+#define HV_MESSAGE_MAX_PAYLOAD_QWORD_COUNT (HV_MESSAGE_MAX_PAYLOAD_BYTE_COUNT / 8)
+
+/** SynIC message flags. */
+typedef union
+{
+ uint8_t AsUINT8;
+ struct
+ {
+ /** Messages are pending in the queue. */
+ uint8_t MessagePending : 1;
+ uint8_t Reserved : 7;
+ };
+} HV_MESSAGE_FLAGS;
+AssertCompileSize(HV_MESSAGE_FLAGS, 1);
+
+/** SynIC message header. */
+typedef struct
+{
+ HV_MESSAGE_TYPE MessageType;
+ /** The 2.0-5.0b docs all have this incorrectly switched with 'Reserved', WDK 7600 got it right. */
+ uint8_t PayloadSize;
+ HV_MESSAGE_FLAGS MessageFlags;
+ uint16_t Reserved;
+ union
+ {
+ uint64_t OriginationId;
+ HV_PARTITION_ID Sender;
+ HV_PORT_ID Port;
+ };
+} HV_MESSAGE_HEADER;
+AssertCompileSize(HV_MESSAGE_HEADER, 16);
+/** Pointer to a Hyper-V message header. */
+typedef HV_MESSAGE_HEADER *PHV_MESSAGE_HEADER;
+/** Pointer to a const Hyper-V message header. */
+typedef HV_MESSAGE_HEADER const *PCHV_MESSAGE_HEADER;
+
+
+
+/** @name Intercept access type.
+ * @{ */
+typedef uint8_t HV_INTERCEPT_ACCESS_TYPE;
+#define HV_INTERCEPT_ACCESS_READ 0
+#define HV_INTERCEPT_ACCESS_WRITE 1
+#define HV_INTERCEPT_ACCESS_EXECUTE 2
+/** @} */
+
+/** @name Intercept access type mask.
+ * @{ */
+typedef uint32_t HV_INTERCEPT_ACCESS_TYPE_MASK;
+#define HV_INTERCEPT_ACCESS_MASK_NONE 0
+#define HV_INTERCEPT_ACCESS_MASK_READ 1
+#define HV_INTERCEPT_ACCESS_MASK_WRITE 2
+#define HV_INTERCEPT_ACCESS_MASK_EXECUTE 4
+/** @} */
+
+/** X64 intercept execution state.
+ * @sa WHV_X64_VP_EXECUTION_STATE */
+typedef union
+{
+ uint16_t AsUINT16;
+ struct
+ {
+ uint16_t Cpl : 2;
+ uint16_t Cr0Pe : 1;
+ uint16_t Cr0Am : 1;
+ uint16_t EferLma : 1;
+ uint16_t DebugActive : 1;
+ uint16_t InterruptionPending : 1;
+ uint16_t Reserved0 : 5;
+ uint16_t InterruptShadow : 1;
+ uint16_t Reserved1 : 3;
+ };
+} HV_X64_VP_EXECUTION_STATE;
+AssertCompileSize(HV_X64_VP_EXECUTION_STATE, 2);
+/** Pointer to X86 intercept execution state. */
+typedef HV_X64_VP_EXECUTION_STATE *PHV_X64_VP_EXECUTION_STATE;
+/** Pointer to const X86 intercept execution state. */
+typedef HV_X64_VP_EXECUTION_STATE const *PCHV_X64_VP_EXECUTION_STATE;
+
+/** X64 intercept message header. */
+typedef struct
+{
+ HV_VP_INDEX VpIndex; /**< 0x00 */
+ uint8_t InstructionLength : 4; /**< 0x04[3:0]: Zero if not available, instruction fetch exit, ... */
+ uint8_t Cr8 : 4; /**< 0x04[7:4]: Not sure since when, but after v2. */
+ HV_INTERCEPT_ACCESS_TYPE InterceptAccessType; /**< 0x05 */
+ HV_X64_VP_EXECUTION_STATE ExecutionState; /**< 0x06 */
+ HV_X64_SEGMENT_REGISTER CsSegment; /**< 0x08 */
+ uint64_t Rip; /**< 0x18 */
+ uint64_t Rflags; /**< 0x20 */
+} HV_X64_INTERCEPT_MESSAGE_HEADER;
+AssertCompileSize(HV_X64_INTERCEPT_MESSAGE_HEADER, 40);
+/** Pointer to a x86 intercept message header. */
+typedef HV_X64_INTERCEPT_MESSAGE_HEADER *PHV_X64_INTERCEPT_MESSAGE_HEADER;
+
+
+/** X64 memory access flags (HvMessageTypeGpaIntercept, HvMessageTypeUnmappedGpa).
+ * @sa WHV_MEMORY_ACCESS_INFO */
+typedef union
+{
+ uint8_t AsUINT8;
+ struct
+ {
+ uint8_t GvaValid : 1;
+ uint8_t Reserved : 7;
+ };
+} HV_X64_MEMORY_ACCESS_INFO;
+AssertCompileSize(HV_X64_MEMORY_ACCESS_INFO, 1);
+
+/** The payload format for HvMessageTypeGpaIntercept and HvMessageTypeUnmappedGpa.
+ * @sa WHV_MEMORY_ACCESS_CONTEXT
+ * @note max message size. */
+typedef struct
+{
+ HV_X64_INTERCEPT_MESSAGE_HEADER Header; /**< 0x00 */
+ HV_CACHE_TYPE CacheType; /**< 0x28 */
+ uint8_t InstructionByteCount; /**< 0x2c */
+ HV_X64_MEMORY_ACCESS_INFO MemoryAccessInfo; /**< 0x2d */
+ uint16_t Reserved1; /**< 0x2e */
+ uint64_t GuestVirtualAddress; /**< 0x30 */
+ uint64_t GuestPhysicalAddress; /**< 0x38 */
+ uint8_t InstructionBytes[16]; /**< 0x40 */
+ /* We don't the following (v5 / WinHvPlatform): */
+ HV_X64_SEGMENT_REGISTER DsSegment; /**< 0x50 */
+ HV_X64_SEGMENT_REGISTER SsSegment; /**< 0x60 */
+ uint64_t Rax; /**< 0x70 */
+ uint64_t Rcx; /**< 0x78 */
+ uint64_t Rdx; /**< 0x80 */
+ uint64_t Rbx; /**< 0x88 */
+ uint64_t Rsp; /**< 0x90 */
+ uint64_t Rbp; /**< 0x98 */
+ uint64_t Rsi; /**< 0xa0 */
+ uint64_t Rdi; /**< 0xa8 */
+ uint64_t R8; /**< 0xb0 */
+ uint64_t R9; /**< 0xb8 */
+ uint64_t R10; /**< 0xc0 */
+ uint64_t R11; /**< 0xc8 */
+ uint64_t R12; /**< 0xd0 */
+ uint64_t R13; /**< 0xd8 */
+ uint64_t R14; /**< 0xe0 */
+ uint64_t R15; /**< 0xe8 */
+} HV_X64_MEMORY_INTERCEPT_MESSAGE;
+AssertCompileSize(HV_X64_MEMORY_INTERCEPT_MESSAGE, 0xf0);
+AssertCompileMemberOffset(HV_X64_MEMORY_INTERCEPT_MESSAGE, DsSegment, 0x50);
+/** Pointer to a HvMessageTypeGpaIntercept or HvMessageTypeUnmappedGpa payload. */
+typedef HV_X64_MEMORY_INTERCEPT_MESSAGE *PHV_X64_MEMORY_INTERCEPT_MESSAGE;
+/** Pointer to a const HvMessageTypeGpaIntercept or HvMessageTypeUnmappedGpa payload. */
+typedef HV_X64_MEMORY_INTERCEPT_MESSAGE const *PCHV_X64_MEMORY_INTERCEPT_MESSAGE;
+
+
+/** The payload format for HvMessageTypeX64MsrIntercept. */
+typedef struct _HV_X64_MSR_INTERCEPT_MESSAGE
+{
+ HV_X64_INTERCEPT_MESSAGE_HEADER Header; /**< 0x00 */
+ uint32_t MsrNumber; /**< 0x28 (ecx) */
+ uint32_t Reserved; /**< 0x2c */
+ uint64_t Rdx; /**< 0x30 */
+ uint64_t Rax; /**< 0x38 */
+} HV_X64_MSR_INTERCEPT_MESSAGE;
+AssertCompileSize(HV_X64_MSR_INTERCEPT_MESSAGE, 0x40);
+/** Pointer to a HvMessageTypeX64MsrIntercept payload. */
+typedef HV_X64_MSR_INTERCEPT_MESSAGE *PHV_X64_MSR_INTERCEPT_MESSAGE;
+/** Pointer to a const HvMessageTypeX64MsrIntercept payload. */
+typedef HV_X64_MSR_INTERCEPT_MESSAGE const *PCHV_X64_MSR_INTERCEPT_MESSAGE;
+
+/** Full MSR message. */
+typedef struct
+{
+ HV_MESSAGE_HEADER MsgHdr;
+ HV_X64_MSR_INTERCEPT_MESSAGE Payload;
+} HV_X64_MSR_INTERCEPT_MESSAGE_FULL;
+
+
+/** X64 I/O port access information (HvMessageTypeX64IoPortIntercept). */
+typedef union HV_X64_IO_PORT_ACCESS_INFO
+{
+ uint8_t AsUINT8;
+ struct
+ {
+ uint8_t AccessSize : 3;
+ uint8_t StringOp : 1;
+ uint8_t RepPrefix : 1;
+ uint8_t Reserved : 3;
+ };
+} HV_X64_IO_PORT_ACCESS_INFO;
+AssertCompileSize(HV_X64_IO_PORT_ACCESS_INFO, 1);
+
+/** The payload format for HvMessageTypeX64IoPortIntercept. */
+typedef struct _HV_X64_IO_PORT_INTERCEPT_MESSAGE
+{
+ HV_X64_INTERCEPT_MESSAGE_HEADER Header; /**< 0x00 */
+ uint16_t PortNumber; /**< 0x28 */
+ HV_X64_IO_PORT_ACCESS_INFO AccessInfo; /**< 0x2a */
+ uint8_t InstructionByteCount; /**< 0x2b */
+ uint32_t Reserved; /**< 0x2c */
+ uint64_t Rax; /**< 0x30 */
+ uint8_t InstructionBytes[16]; /**< 0x38 */
+ HV_X64_SEGMENT_REGISTER DsSegment; /**< 0x48 */
+ HV_X64_SEGMENT_REGISTER EsSegment; /**< 0x58 */
+ uint64_t Rcx; /**< 0x68 */
+ uint64_t Rsi; /**< 0x70 */
+ uint64_t Rdi; /**< 0x78 */
+} HV_X64_IO_PORT_INTERCEPT_MESSAGE;
+AssertCompileSize(HV_X64_IO_PORT_INTERCEPT_MESSAGE, 128);
+/** Pointer to a HvMessageTypeX64IoPortIntercept payload. */
+typedef HV_X64_IO_PORT_INTERCEPT_MESSAGE *PHV_X64_IO_PORT_INTERCEPT_MESSAGE;
+/** Pointer to a const HvMessageTypeX64IoPortIntercept payload. */
+typedef HV_X64_IO_PORT_INTERCEPT_MESSAGE const *PCHV_X64_IO_PORT_INTERCEPT_MESSAGE;
+
+/** Full I/O port message. */
+typedef struct
+{
+ HV_MESSAGE_HEADER MsgHdr;
+ HV_X64_IO_PORT_INTERCEPT_MESSAGE Payload;
+} HV_X64_IO_PORT_INTERCEPT_MESSAGE_FULL;
+
+
+/**
+ * The payload format for HvMessageTypeX64CpuidIntercept,
+ *
+ * @note This message does not include HV_X64_INTERCEPT_MESSAGE_HEADER!
+ */
+typedef struct
+{
+ HV_X64_INTERCEPT_MESSAGE_HEADER Header; /**< 0x00: The usual intercept header. */
+ uint64_t Rax; /**< 0x28: Input RAX. */
+ uint64_t Rcx; /**< 0x30: Input RCX. */
+ uint64_t Rdx; /**< 0x38: Input RDX. */
+ uint64_t Rbx; /**< 0x40: Input RBX. */
+ uint64_t DefaultResultRax; /**< 0x48: Default result RAX. */
+ uint64_t DefaultResultRcx; /**< 0x50: Default result RCX. */
+ uint64_t DefaultResultRdx; /**< 0x58: Default result RDX. */
+ uint64_t DefaultResultRbx; /**< 0x60: Default result RBX. */
+} HV_X64_CPUID_INTERCEPT_MESSAGE;
+AssertCompileSize(HV_X64_CPUID_INTERCEPT_MESSAGE, 0x68);
+/** Pointer to a HvMessageTypeX64CpuidIntercept payload. */
+typedef HV_X64_CPUID_INTERCEPT_MESSAGE *PHV_X64_CPUID_INTERCEPT_MESSAGE;
+/** Pointer to a const HvMessageTypeX64CpuidIntercept payload. */
+typedef HV_X64_CPUID_INTERCEPT_MESSAGE const *PCHV_X64_CPUID_INTERCEPT_MESSAGE;
+
+/** Full HvMessageTypeX64CpuidIntercept message. */
+typedef struct
+{
+ HV_MESSAGE_HEADER MsgHdr;
+ HV_X64_CPUID_INTERCEPT_MESSAGE Payload;
+} HV_X64_CPUID_INTERCEPT_MESSAGE_FULL;
+
+
+/** X64 exception information (HvMessageTypeX64ExceptionIntercept).
+ * @sa WHV_VP_EXCEPTION_INFO */
+typedef union
+{
+ uint8_t AsUINT8;
+ struct
+ {
+ uint8_t ErrorCodeValid : 1;
+ /** @todo WHV_VP_EXCEPTION_INFO::SoftwareException */
+ uint8_t Reserved : 7;
+ };
+} HV_X64_EXCEPTION_INFO;
+AssertCompileSize(HV_X64_EXCEPTION_INFO, 1);
+
+/** The payload format for HvMessageTypeX64ExceptionIntercept.
+ * @sa WHV_VP_EXCEPTION_CONTEXT
+ * @note max message size. */
+typedef struct
+{
+ HV_X64_INTERCEPT_MESSAGE_HEADER Header; /**< 0x00 */
+ uint16_t ExceptionVector; /**< 0x28 */
+ HV_X64_EXCEPTION_INFO ExceptionInfo; /**< 0x2a */
+ uint8_t InstructionByteCount; /**< 0x2b */
+ uint32_t ErrorCode; /**< 0x2c */
+ uint64_t ExceptionParameter; /**< 0x30 */
+ uint64_t Reserved; /**< 0x38 */
+ uint8_t InstructionBytes[16]; /**< 0x40 */
+ HV_X64_SEGMENT_REGISTER DsSegment; /**< 0x50 */
+ HV_X64_SEGMENT_REGISTER SsSegment; /**< 0x60 */
+ uint64_t Rax; /**< 0x70 */
+ uint64_t Rcx; /**< 0x78 */
+ uint64_t Rdx; /**< 0x80 */
+ uint64_t Rbx; /**< 0x88 */
+ uint64_t Rsp; /**< 0x90 */
+ uint64_t Rbp; /**< 0x98 */
+ uint64_t Rsi; /**< 0xa0 */
+ uint64_t Rdi; /**< 0xa8 */
+ uint64_t R8; /**< 0xb0 */
+ uint64_t R9; /**< 0xb8 */
+ uint64_t R10; /**< 0xc0 */
+ uint64_t R11; /**< 0xc8 */
+ uint64_t R12; /**< 0xd0 */
+ uint64_t R13; /**< 0xd8 */
+ uint64_t R14; /**< 0xe0 */
+ uint64_t R15; /**< 0xe8 */
+} HV_X64_EXCEPTION_INTERCEPT_MESSAGE;
+AssertCompileSize(HV_X64_EXCEPTION_INTERCEPT_MESSAGE, 0xf0);
+/** Pointer to a HvMessageTypeX64ExceptionIntercept payload. */
+typedef HV_X64_EXCEPTION_INTERCEPT_MESSAGE *PHV_X64_EXCEPTION_INTERCEPT_MESSAGE;
+/** Pointer to a ocnst HvMessageTypeX64ExceptionIntercept payload. */
+typedef HV_X64_EXCEPTION_INTERCEPT_MESSAGE const *PCHV_X64_EXCEPTION_INTERCEPT_MESSAGE;
+
+
+/**
+ * The payload format for HvMessageTypeX64Halt,
+ *
+ * @note This message does not include HV_X64_INTERCEPT_MESSAGE_HEADER!
+ */
+typedef struct
+{
+ /** Seems to be a zero 64-bit field here. */
+ uint64_t u64Reserved;
+} HV_X64_HALT_MESSAGE;
+/** Pointer to a HvMessageTypeX64Halt payload. */
+typedef HV_X64_HALT_MESSAGE *PHV_X64_HALT_MESSAGE;
+/** Pointer to a const HvMessageTypeX64Halt payload. */
+typedef HV_X64_HALT_MESSAGE const *PCHV_X64_HALT_MESSAGE;
+
+/** Full HvMessageTypeX64Halt message. */
+typedef struct
+{
+ HV_MESSAGE_HEADER MsgHdr;
+ HV_X64_HALT_MESSAGE Payload;
+} HV_X64_HALT_MESSAGE_FULL;
+
+
+/**
+ * The payload format for HvMessageTypeX64InterruptWindow,
+ *
+ * @note This message does not include HV_X64_INTERCEPT_MESSAGE_HEADER!
+ */
+typedef struct
+{
+ /** 0x00: The usual intercept header. */
+ HV_X64_INTERCEPT_MESSAGE_HEADER Header;
+ /** 0x28: What's pending. */
+ HV_X64_PENDING_INTERRUPTION_TYPE Type;
+ /** 0x2c: Explicit structure alignment padding. */
+ uint32_t u32ExplicitPadding;
+} HV_X64_INTERRUPT_WINDOW_MESSAGE;
+AssertCompileSize(HV_X64_INTERRUPT_WINDOW_MESSAGE, 0x30);
+/** Pointer to a HvMessageTypeX64InterruptWindow payload. */
+typedef HV_X64_INTERRUPT_WINDOW_MESSAGE *PHV_X64_INTERRUPT_WINDOW_MESSAGE;
+/** Pointer to a const HvMessageTypeX64InterruptWindow payload. */
+typedef HV_X64_INTERRUPT_WINDOW_MESSAGE const *PCHV_X64_INTERRUPT_WINDOW_MESSAGE;
+
+/** Full HvMessageTypeX64InterruptWindow message. */
+typedef struct
+{
+ /** Payload size is 0x30. */
+ HV_MESSAGE_HEADER MsgHdr;
+ HV_X64_INTERRUPT_WINDOW_MESSAGE Payload;
+} HV_X64_INTERRUPT_WINDOW_MESSAGE_FULL;
+
+
+
+/** Hyper-V SynIC message. */
+typedef struct
+{
+ HV_MESSAGE_HEADER Header;
+ /** 0x10 */
+ union
+ {
+ uint64_t Payload[HV_MESSAGE_MAX_PAYLOAD_QWORD_COUNT];
+
+ /** Common header for X64 intercept messages.
+ * The HvMessageTypeUnrecoverableException message only has this. */
+ HV_X64_INTERCEPT_MESSAGE_HEADER X64InterceptHeader;
+ /** HvMessageTypeGpaIntercept, HvMessageTypeUnmappedGpa. */
+ HV_X64_MEMORY_INTERCEPT_MESSAGE X64MemoryIntercept;
+ /** HvMessageTypeX64IoPortIntercept */
+ HV_X64_IO_PORT_INTERCEPT_MESSAGE X64IoPortIntercept;
+ /** HvMessageTypeX64MsrIntercept */
+ HV_X64_MSR_INTERCEPT_MESSAGE X64MsrIntercept;
+ /** HvMessageTypeX64CpuidIntercept */
+ HV_X64_CPUID_INTERCEPT_MESSAGE X64CpuIdIntercept;
+ /** HvMessageTypeX64ExceptionIntercept */
+ HV_X64_EXCEPTION_INTERCEPT_MESSAGE X64ExceptionIntercept;
+ /** HvMessageTypeX64Halt.
+ * @note No intercept header? */
+ HV_X64_HALT_MESSAGE X64Halt;
+ /** HvMessageTypeX64InterruptWindow. */
+ HV_X64_INTERRUPT_WINDOW_MESSAGE X64InterruptWindow;
+ };
+} HV_MESSAGE;
+AssertCompileSize(HV_MESSAGE, HV_MESSAGE_SIZE);
+/** Pointer to a Hyper-V SynIC message. */
+typedef HV_MESSAGE *PHV_MESSAGE;
+/** Pointer to const a Hyper-V SynIC message. */
+typedef HV_MESSAGE const *PCHV_MESSAGE;
+
+#endif /* !IPRT_INCLUDED_nt_hyperv_h */
+