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1 /*
2 * Type definitions for the mshv host interface.
3 *
4 * Copyright Microsoft, Corp. 2025
5 *
6 * SPDX-License-Identifier: GPL-2.0-or-later
7 */
8
9 #ifndef HW_HYPERV_HVHDK_MINI_H
10 #define HW_HYPERV_HVHDK_MINI_H
11
12 #define HVHVK_MINI_VERSION (25294)
13
14 /* Each generic set contains 64 elements */
15 #define HV_GENERIC_SET_SHIFT (6)
16 #define HV_GENERIC_SET_MASK (63)
17
18 enum hv_generic_set_format {
19 HV_GENERIC_SET_SPARSE_4K,
20 HV_GENERIC_SET_ALL,
21 };
22
23 enum hv_partition_property_code {
24 /* Privilege properties */
25 HV_PARTITION_PROPERTY_PRIVILEGE_FLAGS = 0x00010000,
26 HV_PARTITION_PROPERTY_SYNTHETIC_PROC_FEATURES = 0x00010001,
27
28 /* Scheduling properties */
29 HV_PARTITION_PROPERTY_SUSPEND = 0x00020000,
30 HV_PARTITION_PROPERTY_CPU_RESERVE = 0x00020001,
31 HV_PARTITION_PROPERTY_CPU_CAP = 0x00020002,
32 HV_PARTITION_PROPERTY_CPU_WEIGHT = 0x00020003,
33 HV_PARTITION_PROPERTY_CPU_GROUP_ID = 0x00020004,
34
35 /* Time properties */
36 HV_PARTITION_PROPERTY_TIME_FREEZE = 0x00030003,
37 HV_PARTITION_PROPERTY_REFERENCE_TIME = 0x00030005,
38
39 /* Debugging properties */
40 HV_PARTITION_PROPERTY_DEBUG_CHANNEL_ID = 0x00040000,
41
42 /* Resource properties */
43 HV_PARTITION_PROPERTY_VIRTUAL_TLB_PAGE_COUNT = 0x00050000,
44 HV_PARTITION_PROPERTY_VSM_CONFIG = 0x00050001,
45 HV_PARTITION_PROPERTY_ZERO_MEMORY_ON_RESET = 0x00050002,
46 HV_PARTITION_PROPERTY_PROCESSORS_PER_SOCKET = 0x00050003,
47 HV_PARTITION_PROPERTY_NESTED_TLB_SIZE = 0x00050004,
48 HV_PARTITION_PROPERTY_GPA_PAGE_ACCESS_TRACKING = 0x00050005,
49 HV_PARTITION_PROPERTY_VSM_PERMISSIONS_DIRTY_SINCE_LAST_QUERY = 0x00050006,
50 HV_PARTITION_PROPERTY_SGX_LAUNCH_CONTROL_CONFIG = 0x00050007,
51 HV_PARTITION_PROPERTY_DEFAULT_SGX_LAUNCH_CONTROL0 = 0x00050008,
52 HV_PARTITION_PROPERTY_DEFAULT_SGX_LAUNCH_CONTROL1 = 0x00050009,
53 HV_PARTITION_PROPERTY_DEFAULT_SGX_LAUNCH_CONTROL2 = 0x0005000a,
54 HV_PARTITION_PROPERTY_DEFAULT_SGX_LAUNCH_CONTROL3 = 0x0005000b,
55 HV_PARTITION_PROPERTY_ISOLATION_STATE = 0x0005000c,
56 HV_PARTITION_PROPERTY_ISOLATION_CONTROL = 0x0005000d,
57 HV_PARTITION_PROPERTY_ALLOCATION_ID = 0x0005000e,
58 HV_PARTITION_PROPERTY_MONITORING_ID = 0x0005000f,
59 HV_PARTITION_PROPERTY_IMPLEMENTED_PHYSICAL_ADDRESS_BITS = 0x00050010,
60 HV_PARTITION_PROPERTY_NON_ARCHITECTURAL_CORE_SHARING = 0x00050011,
61 HV_PARTITION_PROPERTY_HYPERCALL_DOORBELL_PAGE = 0x00050012,
62 HV_PARTITION_PROPERTY_ISOLATION_POLICY = 0x00050014,
63 HV_PARTITION_PROPERTY_UNIMPLEMENTED_MSR_ACTION = 0x00050017,
64 HV_PARTITION_PROPERTY_SEV_VMGEXIT_OFFLOADS = 0x00050022,
65
66 /* Compatibility properties */
67 HV_PARTITION_PROPERTY_PROCESSOR_VENDOR = 0x00060000,
68 HV_PARTITION_PROPERTY_PROCESSOR_FEATURES_DEPRECATED = 0x00060001,
69 HV_PARTITION_PROPERTY_PROCESSOR_XSAVE_FEATURES = 0x00060002,
70 HV_PARTITION_PROPERTY_PROCESSOR_CL_FLUSH_SIZE = 0x00060003,
71 HV_PARTITION_PROPERTY_ENLIGHTENMENT_MODIFICATIONS = 0x00060004,
72 HV_PARTITION_PROPERTY_COMPATIBILITY_VERSION = 0x00060005,
73 HV_PARTITION_PROPERTY_PHYSICAL_ADDRESS_WIDTH = 0x00060006,
74 HV_PARTITION_PROPERTY_XSAVE_STATES = 0x00060007,
75 HV_PARTITION_PROPERTY_MAX_XSAVE_DATA_SIZE = 0x00060008,
76 HV_PARTITION_PROPERTY_PROCESSOR_CLOCK_FREQUENCY = 0x00060009,
77 HV_PARTITION_PROPERTY_PROCESSOR_FEATURES0 = 0x0006000a,
78 HV_PARTITION_PROPERTY_PROCESSOR_FEATURES1 = 0x0006000b,
79
80 /* Guest software properties */
81 HV_PARTITION_PROPERTY_GUEST_OS_ID = 0x00070000,
82
83 /* Nested virtualization properties */
84 HV_PARTITION_PROPERTY_PROCESSOR_VIRTUALIZATION_FEATURES = 0x00080000,
85 };
86
87 /* HV Map GPA (Guest Physical Address) Flags */
88 #define HV_MAP_GPA_PERMISSIONS_NONE 0x0
89 #define HV_MAP_GPA_READABLE 0x1
90 #define HV_MAP_GPA_WRITABLE 0x2
91 #define HV_MAP_GPA_KERNEL_EXECUTABLE 0x4
92 #define HV_MAP_GPA_USER_EXECUTABLE 0x8
93 #define HV_MAP_GPA_EXECUTABLE 0xC
94 #define HV_MAP_GPA_PERMISSIONS_MASK 0xF
95 #define HV_MAP_GPA_ADJUSTABLE 0x8000
96 #define HV_MAP_GPA_NO_ACCESS 0x10000
97 #define HV_MAP_GPA_NOT_CACHED 0x200000
98 #define HV_MAP_GPA_LARGE_PAGE 0x80000000
99
100 #define HV_PFN_RNG_PAGEBITS 24 /* HV_SPA_PAGE_RANGE_ADDITIONAL_PAGES_BITS */
101
102 #endif /* HW_HYPERV_HVHDK_MINI_H */