7db6086287
Introduce headers for the Microsoft Hypervisor (MSHV) userspace ABI, including IOCTLs and structures used to interface with the hypervisor. These definitions are based on the upstream Linux MSHV interface and will be used by the MSHV accelerator backend in later patches. Signed-off-by: Magnus Kulke <magnuskulke@linux.microsoft.com> Link: https://lore.kernel.org/r/20250916164847.77883-6-magnuskulke@linux.microsoft.com [Do not use __uN types. - Paolo] Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
102 lines
4.6 KiB
C
102 lines
4.6 KiB
C
/*
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* Type definitions for the mshv host interface.
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*
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* Copyright Microsoft, Corp. 2025
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef HW_HYPERV_HVHDK_MINI_H
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#define HW_HYPERV_HVHDK_MINI_H
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#define HVHVK_MINI_VERSION (25294)
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/* Each generic set contains 64 elements */
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#define HV_GENERIC_SET_SHIFT (6)
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#define HV_GENERIC_SET_MASK (63)
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enum hv_generic_set_format {
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HV_GENERIC_SET_SPARSE_4K,
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HV_GENERIC_SET_ALL,
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};
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enum hv_partition_property_code {
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/* Privilege properties */
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HV_PARTITION_PROPERTY_PRIVILEGE_FLAGS = 0x00010000,
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HV_PARTITION_PROPERTY_SYNTHETIC_PROC_FEATURES = 0x00010001,
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/* Scheduling properties */
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HV_PARTITION_PROPERTY_SUSPEND = 0x00020000,
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HV_PARTITION_PROPERTY_CPU_RESERVE = 0x00020001,
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HV_PARTITION_PROPERTY_CPU_CAP = 0x00020002,
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HV_PARTITION_PROPERTY_CPU_WEIGHT = 0x00020003,
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HV_PARTITION_PROPERTY_CPU_GROUP_ID = 0x00020004,
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/* Time properties */
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HV_PARTITION_PROPERTY_TIME_FREEZE = 0x00030003,
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HV_PARTITION_PROPERTY_REFERENCE_TIME = 0x00030005,
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/* Debugging properties */
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HV_PARTITION_PROPERTY_DEBUG_CHANNEL_ID = 0x00040000,
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/* Resource properties */
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HV_PARTITION_PROPERTY_VIRTUAL_TLB_PAGE_COUNT = 0x00050000,
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HV_PARTITION_PROPERTY_VSM_CONFIG = 0x00050001,
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HV_PARTITION_PROPERTY_ZERO_MEMORY_ON_RESET = 0x00050002,
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HV_PARTITION_PROPERTY_PROCESSORS_PER_SOCKET = 0x00050003,
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HV_PARTITION_PROPERTY_NESTED_TLB_SIZE = 0x00050004,
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HV_PARTITION_PROPERTY_GPA_PAGE_ACCESS_TRACKING = 0x00050005,
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HV_PARTITION_PROPERTY_VSM_PERMISSIONS_DIRTY_SINCE_LAST_QUERY = 0x00050006,
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HV_PARTITION_PROPERTY_SGX_LAUNCH_CONTROL_CONFIG = 0x00050007,
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HV_PARTITION_PROPERTY_DEFAULT_SGX_LAUNCH_CONTROL0 = 0x00050008,
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HV_PARTITION_PROPERTY_DEFAULT_SGX_LAUNCH_CONTROL1 = 0x00050009,
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HV_PARTITION_PROPERTY_DEFAULT_SGX_LAUNCH_CONTROL2 = 0x0005000a,
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HV_PARTITION_PROPERTY_DEFAULT_SGX_LAUNCH_CONTROL3 = 0x0005000b,
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HV_PARTITION_PROPERTY_ISOLATION_STATE = 0x0005000c,
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HV_PARTITION_PROPERTY_ISOLATION_CONTROL = 0x0005000d,
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HV_PARTITION_PROPERTY_ALLOCATION_ID = 0x0005000e,
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HV_PARTITION_PROPERTY_MONITORING_ID = 0x0005000f,
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HV_PARTITION_PROPERTY_IMPLEMENTED_PHYSICAL_ADDRESS_BITS = 0x00050010,
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HV_PARTITION_PROPERTY_NON_ARCHITECTURAL_CORE_SHARING = 0x00050011,
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HV_PARTITION_PROPERTY_HYPERCALL_DOORBELL_PAGE = 0x00050012,
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HV_PARTITION_PROPERTY_ISOLATION_POLICY = 0x00050014,
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HV_PARTITION_PROPERTY_UNIMPLEMENTED_MSR_ACTION = 0x00050017,
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HV_PARTITION_PROPERTY_SEV_VMGEXIT_OFFLOADS = 0x00050022,
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/* Compatibility properties */
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HV_PARTITION_PROPERTY_PROCESSOR_VENDOR = 0x00060000,
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HV_PARTITION_PROPERTY_PROCESSOR_FEATURES_DEPRECATED = 0x00060001,
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HV_PARTITION_PROPERTY_PROCESSOR_XSAVE_FEATURES = 0x00060002,
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HV_PARTITION_PROPERTY_PROCESSOR_CL_FLUSH_SIZE = 0x00060003,
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HV_PARTITION_PROPERTY_ENLIGHTENMENT_MODIFICATIONS = 0x00060004,
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HV_PARTITION_PROPERTY_COMPATIBILITY_VERSION = 0x00060005,
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HV_PARTITION_PROPERTY_PHYSICAL_ADDRESS_WIDTH = 0x00060006,
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HV_PARTITION_PROPERTY_XSAVE_STATES = 0x00060007,
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HV_PARTITION_PROPERTY_MAX_XSAVE_DATA_SIZE = 0x00060008,
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HV_PARTITION_PROPERTY_PROCESSOR_CLOCK_FREQUENCY = 0x00060009,
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HV_PARTITION_PROPERTY_PROCESSOR_FEATURES0 = 0x0006000a,
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HV_PARTITION_PROPERTY_PROCESSOR_FEATURES1 = 0x0006000b,
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/* Guest software properties */
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HV_PARTITION_PROPERTY_GUEST_OS_ID = 0x00070000,
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/* Nested virtualization properties */
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HV_PARTITION_PROPERTY_PROCESSOR_VIRTUALIZATION_FEATURES = 0x00080000,
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};
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/* HV Map GPA (Guest Physical Address) Flags */
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#define HV_MAP_GPA_PERMISSIONS_NONE 0x0
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#define HV_MAP_GPA_READABLE 0x1
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#define HV_MAP_GPA_WRITABLE 0x2
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#define HV_MAP_GPA_KERNEL_EXECUTABLE 0x4
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#define HV_MAP_GPA_USER_EXECUTABLE 0x8
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#define HV_MAP_GPA_EXECUTABLE 0xC
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#define HV_MAP_GPA_PERMISSIONS_MASK 0xF
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#define HV_MAP_GPA_ADJUSTABLE 0x8000
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#define HV_MAP_GPA_NO_ACCESS 0x10000
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#define HV_MAP_GPA_NOT_CACHED 0x200000
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#define HV_MAP_GPA_LARGE_PAGE 0x80000000
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#define HV_PFN_RNG_PAGEBITS 24 /* HV_SPA_PAGE_RANGE_ADDITIONAL_PAGES_BITS */
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#endif /* HW_HYPERV_HVHDK_MINI_H */
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