1
2#ifndef _ASM_X86_HYPERV_H
3#define _ASM_X86_HYPERV_H
4
5#include <linux/types.h>
6
7
8
9
10
11#define HYPERV_CPUID_VENDOR_AND_MAX_FUNCTIONS 0x40000000
12#define HYPERV_CPUID_INTERFACE 0x40000001
13#define HYPERV_CPUID_VERSION 0x40000002
14#define HYPERV_CPUID_FEATURES 0x40000003
15#define HYPERV_CPUID_ENLIGHTMENT_INFO 0x40000004
16#define HYPERV_CPUID_IMPLEMENT_LIMITS 0x40000005
17
18#define HYPERV_HYPERVISOR_PRESENT_BIT 0x80000000
19#define HYPERV_CPUID_MIN 0x40000005
20#define HYPERV_CPUID_MAX 0x4000ffff
21
22
23
24
25
26
27
28#define HV_X64_MSR_VP_RUNTIME_AVAILABLE (1 << 0)
29
30#define HV_X64_MSR_TIME_REF_COUNT_AVAILABLE (1 << 1)
31
32#define HV_X64_MSR_REFERENCE_TSC_AVAILABLE (1 << 9)
33
34
35#define HV_X64_MSR_REFERENCE_TSC 0x40000021
36
37
38
39
40
41#define HV_X64_ACCESS_FREQUENCY_MSRS (1 << 11)
42
43
44#define HV_X64_ACCESS_REENLIGHTENMENT BIT(13)
45
46
47
48
49
50#define HV_X64_MSR_SYNIC_AVAILABLE (1 << 2)
51
52
53
54
55#define HV_X64_MSR_SYNTIMER_AVAILABLE (1 << 3)
56
57
58
59
60#define HV_X64_MSR_APIC_ACCESS_AVAILABLE (1 << 4)
61
62#define HV_X64_MSR_HYPERCALL_AVAILABLE (1 << 5)
63
64#define HV_X64_MSR_VP_INDEX_AVAILABLE (1 << 6)
65
66#define HV_X64_MSR_RESET_AVAILABLE (1 << 7)
67
68
69
70
71
72#define HV_X64_MSR_STAT_PAGES_AVAILABLE (1 << 8)
73
74
75#define HV_FEATURE_FREQUENCY_MSRS_AVAILABLE (1 << 8)
76
77
78#define HV_FEATURE_GUEST_CRASH_MSR_AVAILABLE (1 << 10)
79
80
81
82
83
84
85#define HV_X64_CREATE_PARTITIONS (1 << 0)
86#define HV_X64_ACCESS_PARTITION_ID (1 << 1)
87#define HV_X64_ACCESS_MEMORY_POOL (1 << 2)
88#define HV_X64_ADJUST_MESSAGE_BUFFERS (1 << 3)
89#define HV_X64_POST_MESSAGES (1 << 4)
90#define HV_X64_SIGNAL_EVENTS (1 << 5)
91#define HV_X64_CREATE_PORT (1 << 6)
92#define HV_X64_CONNECT_PORT (1 << 7)
93#define HV_X64_ACCESS_STATS (1 << 8)
94#define HV_X64_DEBUGGING (1 << 11)
95#define HV_X64_CPU_POWER_MANAGEMENT (1 << 12)
96#define HV_X64_CONFIGURE_PROFILER (1 << 13)
97
98
99
100
101
102
103#define HV_X64_MWAIT_AVAILABLE (1 << 0)
104
105#define HV_X64_GUEST_DEBUGGING_AVAILABLE (1 << 1)
106
107#define HV_X64_PERF_MONITOR_AVAILABLE (1 << 2)
108
109#define HV_X64_CPU_DYNAMIC_PARTITIONING_AVAILABLE (1 << 3)
110
111
112
113
114#define HV_X64_HYPERCALL_PARAMS_XMM_AVAILABLE (1 << 4)
115
116#define HV_X64_GUEST_IDLE_STATE_AVAILABLE (1 << 5)
117
118#define HV_X64_GUEST_CRASH_MSR_AVAILABLE (1 << 10)
119
120
121
122
123
124
125
126
127
128#define HV_X64_AS_SWITCH_RECOMMENDED (1 << 0)
129
130
131#define HV_X64_LOCAL_TLB_FLUSH_RECOMMENDED (1 << 1)
132
133
134
135
136#define HV_X64_REMOTE_TLB_FLUSH_RECOMMENDED (1 << 2)
137
138
139
140
141#define HV_X64_APIC_ACCESS_RECOMMENDED (1 << 3)
142
143#define HV_X64_SYSTEM_RESET_RECOMMENDED (1 << 4)
144
145
146
147
148
149#define HV_X64_RELAXED_TIMING_RECOMMENDED (1 << 5)
150
151
152
153
154#define HV_X64_DEPRECATING_AEOI_RECOMMENDED (1 << 9)
155
156
157#define HV_X64_EX_PROCESSOR_MASKS_RECOMMENDED (1 << 11)
158
159
160
161
162#define HV_CRASH_CTL_CRASH_NOTIFY (1ULL << 63)
163
164
165#define HV_X64_MSR_GUEST_OS_ID 0x40000000
166
167
168#define HV_X64_MSR_HYPERCALL 0x40000001
169
170
171#define HV_X64_MSR_VP_INDEX 0x40000002
172
173
174#define HV_X64_MSR_RESET 0x40000003
175
176
177#define HV_X64_MSR_VP_RUNTIME 0x40000010
178
179
180#define HV_X64_MSR_TIME_REF_COUNT 0x40000020
181
182
183#define HV_X64_MSR_TSC_FREQUENCY 0x40000022
184
185
186#define HV_X64_MSR_APIC_FREQUENCY 0x40000023
187
188
189#define HV_X64_MSR_EOI 0x40000070
190#define HV_X64_MSR_ICR 0x40000071
191#define HV_X64_MSR_TPR 0x40000072
192#define HV_X64_MSR_APIC_ASSIST_PAGE 0x40000073
193
194
195#define HV_X64_MSR_SCONTROL 0x40000080
196#define HV_X64_MSR_SVERSION 0x40000081
197#define HV_X64_MSR_SIEFP 0x40000082
198#define HV_X64_MSR_SIMP 0x40000083
199#define HV_X64_MSR_EOM 0x40000084
200#define HV_X64_MSR_SINT0 0x40000090
201#define HV_X64_MSR_SINT1 0x40000091
202#define HV_X64_MSR_SINT2 0x40000092
203#define HV_X64_MSR_SINT3 0x40000093
204#define HV_X64_MSR_SINT4 0x40000094
205#define HV_X64_MSR_SINT5 0x40000095
206#define HV_X64_MSR_SINT6 0x40000096
207#define HV_X64_MSR_SINT7 0x40000097
208#define HV_X64_MSR_SINT8 0x40000098
209#define HV_X64_MSR_SINT9 0x40000099
210#define HV_X64_MSR_SINT10 0x4000009A
211#define HV_X64_MSR_SINT11 0x4000009B
212#define HV_X64_MSR_SINT12 0x4000009C
213#define HV_X64_MSR_SINT13 0x4000009D
214#define HV_X64_MSR_SINT14 0x4000009E
215#define HV_X64_MSR_SINT15 0x4000009F
216
217
218
219
220#define HV_X64_MSR_STIMER0_CONFIG 0x400000B0
221#define HV_X64_MSR_STIMER0_COUNT 0x400000B1
222#define HV_X64_MSR_STIMER1_CONFIG 0x400000B2
223#define HV_X64_MSR_STIMER1_COUNT 0x400000B3
224#define HV_X64_MSR_STIMER2_CONFIG 0x400000B4
225#define HV_X64_MSR_STIMER2_COUNT 0x400000B5
226#define HV_X64_MSR_STIMER3_CONFIG 0x400000B6
227#define HV_X64_MSR_STIMER3_COUNT 0x400000B7
228
229
230#define HV_X64_MSR_CRASH_P0 0x40000100
231#define HV_X64_MSR_CRASH_P1 0x40000101
232#define HV_X64_MSR_CRASH_P2 0x40000102
233#define HV_X64_MSR_CRASH_P3 0x40000103
234#define HV_X64_MSR_CRASH_P4 0x40000104
235#define HV_X64_MSR_CRASH_CTL 0x40000105
236#define HV_X64_MSR_CRASH_CTL_NOTIFY (1ULL << 63)
237#define HV_X64_MSR_CRASH_PARAMS \
238 (1 + (HV_X64_MSR_CRASH_P4 - HV_X64_MSR_CRASH_P0))
239
240
241#define HV_X64_MSR_REENLIGHTENMENT_CONTROL 0x40000106
242
243struct hv_reenlightenment_control {
244 __u64 vector:8;
245 __u64 reserved1:8;
246 __u64 enabled:1;
247 __u64 reserved2:15;
248 __u64 target_vp:32;
249};
250
251#define HV_X64_MSR_TSC_EMULATION_CONTROL 0x40000107
252#define HV_X64_MSR_TSC_EMULATION_STATUS 0x40000108
253
254struct hv_tsc_emulation_control {
255 __u64 enabled:1;
256 __u64 reserved:63;
257};
258
259struct hv_tsc_emulation_status {
260 __u64 inprogress:1;
261 __u64 reserved:63;
262};
263
264#define HV_X64_MSR_HYPERCALL_ENABLE 0x00000001
265#define HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_SHIFT 12
266#define HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_MASK \
267 (~((1ull << HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_SHIFT) - 1))
268
269
270#define HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE 0x0002
271#define HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST 0x0003
272#define HVCALL_NOTIFY_LONG_SPIN_WAIT 0x0008
273#define HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE_EX 0x0013
274#define HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST_EX 0x0014
275#define HVCALL_POST_MESSAGE 0x005c
276#define HVCALL_SIGNAL_EVENT 0x005d
277
278#define HV_X64_MSR_APIC_ASSIST_PAGE_ENABLE 0x00000001
279#define HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_SHIFT 12
280#define HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_MASK \
281 (~((1ull << HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_SHIFT) - 1))
282
283#define HV_X64_MSR_TSC_REFERENCE_ENABLE 0x00000001
284#define HV_X64_MSR_TSC_REFERENCE_ADDRESS_SHIFT 12
285
286#define HV_PROCESSOR_POWER_STATE_C0 0
287#define HV_PROCESSOR_POWER_STATE_C1 1
288#define HV_PROCESSOR_POWER_STATE_C2 2
289#define HV_PROCESSOR_POWER_STATE_C3 3
290
291#define HV_FLUSH_ALL_PROCESSORS BIT(0)
292#define HV_FLUSH_ALL_VIRTUAL_ADDRESS_SPACES BIT(1)
293#define HV_FLUSH_NON_GLOBAL_MAPPINGS_ONLY BIT(2)
294#define HV_FLUSH_USE_EXTENDED_RANGE_FORMAT BIT(3)
295
296enum HV_GENERIC_SET_FORMAT {
297 HV_GENERIC_SET_SPARCE_4K,
298 HV_GENERIC_SET_ALL,
299};
300
301
302#define HV_STATUS_SUCCESS 0
303#define HV_STATUS_INVALID_HYPERCALL_CODE 2
304#define HV_STATUS_INVALID_HYPERCALL_INPUT 3
305#define HV_STATUS_INVALID_ALIGNMENT 4
306#define HV_STATUS_INSUFFICIENT_MEMORY 11
307#define HV_STATUS_INVALID_CONNECTION_ID 18
308#define HV_STATUS_INSUFFICIENT_BUFFERS 19
309
310typedef struct _HV_REFERENCE_TSC_PAGE {
311 __u32 tsc_sequence;
312 __u32 res1;
313 __u64 tsc_scale;
314 __s64 tsc_offset;
315} HV_REFERENCE_TSC_PAGE, *PHV_REFERENCE_TSC_PAGE;
316
317
318#define HV_SYNIC_SINT_COUNT (16)
319
320#define HV_SYNIC_VERSION_1 (0x1)
321
322#define HV_SYNIC_CONTROL_ENABLE (1ULL << 0)
323#define HV_SYNIC_SIMP_ENABLE (1ULL << 0)
324#define HV_SYNIC_SIEFP_ENABLE (1ULL << 0)
325#define HV_SYNIC_SINT_MASKED (1ULL << 16)
326#define HV_SYNIC_SINT_AUTO_EOI (1ULL << 17)
327#define HV_SYNIC_SINT_VECTOR_MASK (0xFF)
328
329#define HV_SYNIC_STIMER_COUNT (4)
330
331
332#define HV_MESSAGE_SIZE (256)
333#define HV_MESSAGE_PAYLOAD_BYTE_COUNT (240)
334#define HV_MESSAGE_PAYLOAD_QWORD_COUNT (30)
335
336
337enum hv_message_type {
338 HVMSG_NONE = 0x00000000,
339
340
341 HVMSG_UNMAPPED_GPA = 0x80000000,
342 HVMSG_GPA_INTERCEPT = 0x80000001,
343
344
345 HVMSG_TIMER_EXPIRED = 0x80000010,
346
347
348 HVMSG_INVALID_VP_REGISTER_VALUE = 0x80000020,
349 HVMSG_UNRECOVERABLE_EXCEPTION = 0x80000021,
350 HVMSG_UNSUPPORTED_FEATURE = 0x80000022,
351
352
353 HVMSG_EVENTLOG_BUFFERCOMPLETE = 0x80000040,
354
355
356 HVMSG_X64_IOPORT_INTERCEPT = 0x80010000,
357 HVMSG_X64_MSR_INTERCEPT = 0x80010001,
358 HVMSG_X64_CPUID_INTERCEPT = 0x80010002,
359 HVMSG_X64_EXCEPTION_INTERCEPT = 0x80010003,
360 HVMSG_X64_APIC_EOI = 0x80010004,
361 HVMSG_X64_LEGACY_FP_ERROR = 0x80010005
362};
363
364
365union hv_message_flags {
366 __u8 asu8;
367 struct {
368 __u8 msg_pending:1;
369 __u8 reserved:7;
370 };
371};
372
373
374union hv_port_id {
375 __u32 asu32;
376 struct {
377 __u32 id:24;
378 __u32 reserved:8;
379 } u;
380};
381
382
383struct hv_message_header {
384 __u32 message_type;
385 __u8 payload_size;
386 union hv_message_flags message_flags;
387 __u8 reserved[2];
388 union {
389 __u64 sender;
390 union hv_port_id port;
391 };
392};
393
394
395struct hv_message {
396 struct hv_message_header header;
397 union {
398 __u64 payload[HV_MESSAGE_PAYLOAD_QWORD_COUNT];
399 } u;
400};
401
402
403struct hv_message_page {
404 struct hv_message sint_message[HV_SYNIC_SINT_COUNT];
405};
406
407
408struct hv_timer_message_payload {
409 __u32 timer_index;
410 __u32 reserved;
411 __u64 expiration_time;
412 __u64 delivery_time;
413};
414
415#define HV_STIMER_ENABLE (1ULL << 0)
416#define HV_STIMER_PERIODIC (1ULL << 1)
417#define HV_STIMER_LAZY (1ULL << 2)
418#define HV_STIMER_AUTOENABLE (1ULL << 3)
419#define HV_STIMER_SINT(config) (__u8)(((config) >> 16) & 0x0F)
420
421#endif
422