1#ifndef _ASM_X86_HYPERV_H
2#define _ASM_X86_HYPERV_H
3
4#include "standard-headers/linux/types.h"
5
6
7
8
9
10#define HYPERV_CPUID_VENDOR_AND_MAX_FUNCTIONS 0x40000000
11#define HYPERV_CPUID_INTERFACE 0x40000001
12#define HYPERV_CPUID_VERSION 0x40000002
13#define HYPERV_CPUID_FEATURES 0x40000003
14#define HYPERV_CPUID_ENLIGHTMENT_INFO 0x40000004
15#define HYPERV_CPUID_IMPLEMENT_LIMITS 0x40000005
16
17#define HYPERV_HYPERVISOR_PRESENT_BIT 0x80000000
18#define HYPERV_CPUID_MIN 0x40000005
19#define HYPERV_CPUID_MAX 0x4000ffff
20
21
22
23
24
25
26
27#define HV_X64_MSR_VP_RUNTIME_AVAILABLE (1 << 0)
28
29#define HV_X64_MSR_TIME_REF_COUNT_AVAILABLE (1 << 1)
30
31#define HV_X64_MSR_REFERENCE_TSC_AVAILABLE (1 << 9)
32
33
34#define HV_X64_MSR_REFERENCE_TSC 0x40000021
35
36
37
38
39
40#define HV_X64_ACCESS_FREQUENCY_MSRS (1 << 11)
41
42
43
44
45
46#define HV_X64_MSR_SYNIC_AVAILABLE (1 << 2)
47
48
49
50
51#define HV_X64_MSR_SYNTIMER_AVAILABLE (1 << 3)
52
53
54
55
56#define HV_X64_MSR_APIC_ACCESS_AVAILABLE (1 << 4)
57
58#define HV_X64_MSR_HYPERCALL_AVAILABLE (1 << 5)
59
60#define HV_X64_MSR_VP_INDEX_AVAILABLE (1 << 6)
61
62#define HV_X64_MSR_RESET_AVAILABLE (1 << 7)
63
64
65
66
67
68#define HV_X64_MSR_STAT_PAGES_AVAILABLE (1 << 8)
69
70
71#define HV_FEATURE_FREQUENCY_MSRS_AVAILABLE (1 << 8)
72
73
74#define HV_FEATURE_GUEST_CRASH_MSR_AVAILABLE (1 << 10)
75
76
77
78
79
80
81#define HV_X64_CREATE_PARTITIONS (1 << 0)
82#define HV_X64_ACCESS_PARTITION_ID (1 << 1)
83#define HV_X64_ACCESS_MEMORY_POOL (1 << 2)
84#define HV_X64_ADJUST_MESSAGE_BUFFERS (1 << 3)
85#define HV_X64_POST_MESSAGES (1 << 4)
86#define HV_X64_SIGNAL_EVENTS (1 << 5)
87#define HV_X64_CREATE_PORT (1 << 6)
88#define HV_X64_CONNECT_PORT (1 << 7)
89#define HV_X64_ACCESS_STATS (1 << 8)
90#define HV_X64_DEBUGGING (1 << 11)
91#define HV_X64_CPU_POWER_MANAGEMENT (1 << 12)
92#define HV_X64_CONFIGURE_PROFILER (1 << 13)
93
94
95
96
97
98
99#define HV_X64_MWAIT_AVAILABLE (1 << 0)
100
101#define HV_X64_GUEST_DEBUGGING_AVAILABLE (1 << 1)
102
103#define HV_X64_PERF_MONITOR_AVAILABLE (1 << 2)
104
105#define HV_X64_CPU_DYNAMIC_PARTITIONING_AVAILABLE (1 << 3)
106
107
108
109
110#define HV_X64_HYPERCALL_PARAMS_XMM_AVAILABLE (1 << 4)
111
112#define HV_X64_GUEST_IDLE_STATE_AVAILABLE (1 << 5)
113
114#define HV_X64_GUEST_CRASH_MSR_AVAILABLE (1 << 10)
115
116
117
118
119
120
121
122
123
124#define HV_X64_AS_SWITCH_RECOMMENDED (1 << 0)
125
126
127#define HV_X64_LOCAL_TLB_FLUSH_RECOMMENDED (1 << 1)
128
129
130
131
132#define HV_X64_REMOTE_TLB_FLUSH_RECOMMENDED (1 << 2)
133
134
135
136
137#define HV_X64_APIC_ACCESS_RECOMMENDED (1 << 3)
138
139#define HV_X64_SYSTEM_RESET_RECOMMENDED (1 << 4)
140
141
142
143
144
145#define HV_X64_RELAXED_TIMING_RECOMMENDED (1 << 5)
146
147
148
149
150#define HV_X64_DEPRECATING_AEOI_RECOMMENDED (1 << 9)
151
152
153#define HV_X64_EX_PROCESSOR_MASKS_RECOMMENDED (1 << 11)
154
155
156
157
158#define HV_CRASH_CTL_CRASH_NOTIFY (1ULL << 63)
159
160
161#define HV_X64_MSR_GUEST_OS_ID 0x40000000
162
163
164#define HV_X64_MSR_HYPERCALL 0x40000001
165
166
167#define HV_X64_MSR_VP_INDEX 0x40000002
168
169
170#define HV_X64_MSR_RESET 0x40000003
171
172
173#define HV_X64_MSR_VP_RUNTIME 0x40000010
174
175
176#define HV_X64_MSR_TIME_REF_COUNT 0x40000020
177
178
179#define HV_X64_MSR_TSC_FREQUENCY 0x40000022
180
181
182#define HV_X64_MSR_APIC_FREQUENCY 0x40000023
183
184
185#define HV_X64_MSR_EOI 0x40000070
186#define HV_X64_MSR_ICR 0x40000071
187#define HV_X64_MSR_TPR 0x40000072
188#define HV_X64_MSR_APIC_ASSIST_PAGE 0x40000073
189
190
191#define HV_X64_MSR_SCONTROL 0x40000080
192#define HV_X64_MSR_SVERSION 0x40000081
193#define HV_X64_MSR_SIEFP 0x40000082
194#define HV_X64_MSR_SIMP 0x40000083
195#define HV_X64_MSR_EOM 0x40000084
196#define HV_X64_MSR_SINT0 0x40000090
197#define HV_X64_MSR_SINT1 0x40000091
198#define HV_X64_MSR_SINT2 0x40000092
199#define HV_X64_MSR_SINT3 0x40000093
200#define HV_X64_MSR_SINT4 0x40000094
201#define HV_X64_MSR_SINT5 0x40000095
202#define HV_X64_MSR_SINT6 0x40000096
203#define HV_X64_MSR_SINT7 0x40000097
204#define HV_X64_MSR_SINT8 0x40000098
205#define HV_X64_MSR_SINT9 0x40000099
206#define HV_X64_MSR_SINT10 0x4000009A
207#define HV_X64_MSR_SINT11 0x4000009B
208#define HV_X64_MSR_SINT12 0x4000009C
209#define HV_X64_MSR_SINT13 0x4000009D
210#define HV_X64_MSR_SINT14 0x4000009E
211#define HV_X64_MSR_SINT15 0x4000009F
212
213
214
215
216#define HV_X64_MSR_STIMER0_CONFIG 0x400000B0
217#define HV_X64_MSR_STIMER0_COUNT 0x400000B1
218#define HV_X64_MSR_STIMER1_CONFIG 0x400000B2
219#define HV_X64_MSR_STIMER1_COUNT 0x400000B3
220#define HV_X64_MSR_STIMER2_CONFIG 0x400000B4
221#define HV_X64_MSR_STIMER2_COUNT 0x400000B5
222#define HV_X64_MSR_STIMER3_CONFIG 0x400000B6
223#define HV_X64_MSR_STIMER3_COUNT 0x400000B7
224
225
226#define HV_X64_MSR_CRASH_P0 0x40000100
227#define HV_X64_MSR_CRASH_P1 0x40000101
228#define HV_X64_MSR_CRASH_P2 0x40000102
229#define HV_X64_MSR_CRASH_P3 0x40000103
230#define HV_X64_MSR_CRASH_P4 0x40000104
231#define HV_X64_MSR_CRASH_CTL 0x40000105
232#define HV_X64_MSR_CRASH_CTL_NOTIFY (1ULL << 63)
233#define HV_X64_MSR_CRASH_PARAMS \
234 (1 + (HV_X64_MSR_CRASH_P4 - HV_X64_MSR_CRASH_P0))
235
236#define HV_X64_MSR_HYPERCALL_ENABLE 0x00000001
237#define HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_SHIFT 12
238#define HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_MASK \
239 (~((1ull << HV_X64_MSR_HYPERCALL_PAGE_ADDRESS_SHIFT) - 1))
240
241
242#define HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE 0x0002
243#define HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST 0x0003
244#define HVCALL_NOTIFY_LONG_SPIN_WAIT 0x0008
245#define HVCALL_FLUSH_VIRTUAL_ADDRESS_SPACE_EX 0x0013
246#define HVCALL_FLUSH_VIRTUAL_ADDRESS_LIST_EX 0x0014
247#define HVCALL_POST_MESSAGE 0x005c
248#define HVCALL_SIGNAL_EVENT 0x005d
249
250#define HV_X64_MSR_APIC_ASSIST_PAGE_ENABLE 0x00000001
251#define HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_SHIFT 12
252#define HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_MASK \
253 (~((1ull << HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_SHIFT) - 1))
254
255#define HV_X64_MSR_TSC_REFERENCE_ENABLE 0x00000001
256#define HV_X64_MSR_TSC_REFERENCE_ADDRESS_SHIFT 12
257
258#define HV_PROCESSOR_POWER_STATE_C0 0
259#define HV_PROCESSOR_POWER_STATE_C1 1
260#define HV_PROCESSOR_POWER_STATE_C2 2
261#define HV_PROCESSOR_POWER_STATE_C3 3
262
263#define HV_FLUSH_ALL_PROCESSORS BIT(0)
264#define HV_FLUSH_ALL_VIRTUAL_ADDRESS_SPACES BIT(1)
265#define HV_FLUSH_NON_GLOBAL_MAPPINGS_ONLY BIT(2)
266#define HV_FLUSH_USE_EXTENDED_RANGE_FORMAT BIT(3)
267
268enum HV_GENERIC_SET_FORMAT {
269 HV_GENERIC_SET_SPARCE_4K,
270 HV_GENERIC_SET_ALL,
271};
272
273
274#define HV_STATUS_SUCCESS 0
275#define HV_STATUS_INVALID_HYPERCALL_CODE 2
276#define HV_STATUS_INVALID_HYPERCALL_INPUT 3
277#define HV_STATUS_INVALID_ALIGNMENT 4
278#define HV_STATUS_INSUFFICIENT_MEMORY 11
279#define HV_STATUS_INVALID_CONNECTION_ID 18
280#define HV_STATUS_INSUFFICIENT_BUFFERS 19
281
282typedef struct _HV_REFERENCE_TSC_PAGE {
283 uint32_t tsc_sequence;
284 uint32_t res1;
285 uint64_t tsc_scale;
286 int64_t tsc_offset;
287} HV_REFERENCE_TSC_PAGE, *PHV_REFERENCE_TSC_PAGE;
288
289
290#define HV_SYNIC_SINT_COUNT (16)
291
292#define HV_SYNIC_VERSION_1 (0x1)
293
294#define HV_SYNIC_CONTROL_ENABLE (1ULL << 0)
295#define HV_SYNIC_SIMP_ENABLE (1ULL << 0)
296#define HV_SYNIC_SIEFP_ENABLE (1ULL << 0)
297#define HV_SYNIC_SINT_MASKED (1ULL << 16)
298#define HV_SYNIC_SINT_AUTO_EOI (1ULL << 17)
299#define HV_SYNIC_SINT_VECTOR_MASK (0xFF)
300
301#define HV_SYNIC_STIMER_COUNT (4)
302
303
304#define HV_MESSAGE_SIZE (256)
305#define HV_MESSAGE_PAYLOAD_BYTE_COUNT (240)
306#define HV_MESSAGE_PAYLOAD_QWORD_COUNT (30)
307
308
309enum hv_message_type {
310 HVMSG_NONE = 0x00000000,
311
312
313 HVMSG_UNMAPPED_GPA = 0x80000000,
314 HVMSG_GPA_INTERCEPT = 0x80000001,
315
316
317 HVMSG_TIMER_EXPIRED = 0x80000010,
318
319
320 HVMSG_INVALID_VP_REGISTER_VALUE = 0x80000020,
321 HVMSG_UNRECOVERABLE_EXCEPTION = 0x80000021,
322 HVMSG_UNSUPPORTED_FEATURE = 0x80000022,
323
324
325 HVMSG_EVENTLOG_BUFFERCOMPLETE = 0x80000040,
326
327
328 HVMSG_X64_IOPORT_INTERCEPT = 0x80010000,
329 HVMSG_X64_MSR_INTERCEPT = 0x80010001,
330 HVMSG_X64_CPUID_INTERCEPT = 0x80010002,
331 HVMSG_X64_EXCEPTION_INTERCEPT = 0x80010003,
332 HVMSG_X64_APIC_EOI = 0x80010004,
333 HVMSG_X64_LEGACY_FP_ERROR = 0x80010005
334};
335
336
337union hv_message_flags {
338 uint8_t asu8;
339 struct {
340 uint8_t msg_pending:1;
341 uint8_t reserved:7;
342 };
343};
344
345
346union hv_port_id {
347 uint32_t asu32;
348 struct {
349 uint32_t id:24;
350 uint32_t reserved:8;
351 } u;
352};
353
354
355struct hv_message_header {
356 uint32_t message_type;
357 uint8_t payload_size;
358 union hv_message_flags message_flags;
359 uint8_t reserved[2];
360 union {
361 uint64_t sender;
362 union hv_port_id port;
363 };
364};
365
366
367struct hv_message {
368 struct hv_message_header header;
369 union {
370 uint64_t payload[HV_MESSAGE_PAYLOAD_QWORD_COUNT];
371 } u;
372};
373
374
375struct hv_message_page {
376 struct hv_message sint_message[HV_SYNIC_SINT_COUNT];
377};
378
379
380struct hv_timer_message_payload {
381 uint32_t timer_index;
382 uint32_t reserved;
383 uint64_t expiration_time;
384 uint64_t delivery_time;
385};
386
387#define HV_STIMER_ENABLE (1ULL << 0)
388#define HV_STIMER_PERIODIC (1ULL << 1)
389#define HV_STIMER_LAZY (1ULL << 2)
390#define HV_STIMER_AUTOENABLE (1ULL << 3)
391#define HV_STIMER_SINT(config) (uint8_t)(((config) >> 16) & 0x0F)
392
393#endif
394