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KVM: x86: move x86-specific structs to uapi/asm/kvm.h
[thirdparty/kernel/stable.git] / include / uapi / linux / kvm.h
CommitLineData
6f52b16c 1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
6aa8b732
AK		 2#ifndef __LINUX_KVM_H
3#define __LINUX_KVM_H
4
5/*
6 * Userspace interface for /dev/kvm - kernel based virtual machine
7 *
dea8caee 8 * Note: you must update KVM_API_VERSION if you change this interface.
6aa8b732
AK		 9 */
10
fb1070d1 11#include <linux/const.h>
00bfddaf 12#include <linux/types.h>
97646202 13#include <linux/compiler.h>
6aa8b732 14#include <linux/ioctl.h>
f6a40e3b 15#include <asm/kvm.h>
6aa8b732 16
2ff81f70 17#define KVM_API_VERSION 12
0b76e20b 18
6fc138d2
IE		 19/* for KVM_SET_USER_MEMORY_REGION */
20struct kvm_userspace_memory_region {
21 __u32 slot;
22 __u32 flags;
23 __u64 guest_phys_addr;
24 __u64 memory_size; /* bytes */
25 __u64 userspace_addr; /* start of the userspace allocated memory */
26};
27
bb58b90b
SC		 28/* for KVM_SET_USER_MEMORY_REGION2 */
29struct kvm_userspace_memory_region2 {
30 __u32 slot;
31 __u32 flags;
32 __u64 guest_phys_addr;
33 __u64 memory_size;
34 __u64 userspace_addr;
a7800aa8
SC		 35 __u64 guest_memfd_offset;
36 __u32 guest_memfd;
37 __u32 pad1;
38 __u64 pad2[14];
bb58b90b
SC		 39};
40
67b29204 41/*
30ee198c
JMC		 42 * The bit 0 ~ bit 15 of kvm_userspace_memory_region::flags are visible for
43 * userspace, other bits are reserved for kvm internal use which are defined
44 * in include/linux/kvm_host.h.
67b29204 45 */
4d8b81ab
XG		 46#define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
47#define KVM_MEM_READONLY (1UL << 1)
a7800aa8 48#define KVM_MEM_GUEST_MEMFD (1UL << 2)
6aa8b732 49
97222cc8 50/* for KVM_IRQ_LINE */
85f455f7
ED		 51struct kvm_irq_level {
52 /*
53 * ACPI gsi notion of irq.
54 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
55 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
3ecad8c2 56 * For ARM: See Documentation/virt/kvm/api.rst
85f455f7 57 */
4925663a
GN		 58 union {
59 __u32 irq;
60 __s32 status;
61 };
85f455f7
ED		 62 __u32 level;
63};
64
6ceb9d79
HQ		 65
66struct kvm_irqchip {
67 __u32 chip_id;
68 __u32 pad;
69 union {
70 char dummy[512]; /* reserving space */
7a0eb196 71#ifdef __KVM_HAVE_PIT
6ceb9d79 72 struct kvm_pic_state pic;
ec10f475 73#endif
7a0eb196 74#ifdef __KVM_HAVE_IOAPIC
6bf9e962 75 struct kvm_ioapic_state ioapic;
51e29625 76#endif
6ceb9d79
HQ		 77 } chip;
78};
79
c5ff41ce
JK		 80/* for KVM_CREATE_PIT2 */
81struct kvm_pit_config {
82 __u32 flags;
83 __u32 pad[15];
84};
85
86#define KVM_PIT_SPEAKER_DUMMY 1
87
30ee2a98
JH		 88struct kvm_s390_skeys {
89 __u64 start_gfn;
90 __u64 count;
91 __u64 skeydata_addr;
92 __u32 flags;
93 __u32 reserved[9];
94};
db397571 95
4036e387
CI		 96#define KVM_S390_CMMA_PEEK (1 << 0)
97
98/**
99 * kvm_s390_cmma_log - Used for CMMA migration.
100 *
101 * Used both for input and output.
102 *
103 * @start_gfn: Guest page number to start from.
104 * @count: Size of the result buffer.
105 * @flags: Control operation mode via KVM_S390_CMMA_* flags
106 * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
107 * pages are still remaining.
108 * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
109 * in the PGSTE.
110 * @values: Pointer to the values buffer.
111 *
112 * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
113 */
114struct kvm_s390_cmma_log {
115 __u64 start_gfn;
116 __u32 count;
117 __u32 flags;
118 union {
119 __u64 remaining;
120 __u64 mask;
121 };
122 __u64 values;
123};
124
db397571
AS		 125struct kvm_hyperv_exit {
126#define KVM_EXIT_HYPERV_SYNIC 1
83326e43 127#define KVM_EXIT_HYPERV_HCALL 2
f97f5a56 128#define KVM_EXIT_HYPERV_SYNDBG 3
db397571 129 __u32 type;
f7d31e65 130 __u32 pad1;
db397571
AS		 131 union {
132 struct {
133 __u32 msr;
f7d31e65 134 __u32 pad2;
db397571
AS		 135 __u64 control;
136 __u64 evt_page;
137 __u64 msg_page;
138 } synic;
83326e43
AS		 139 struct {
140 __u64 input;
141 __u64 result;
142 __u64 params[2];
143 } hcall;
f97f5a56
JD		 144 struct {
145 __u32 msr;
146 __u32 pad2;
147 __u64 control;
148 __u64 status;
149 __u64 send_page;
150 __u64 recv_page;
151 __u64 pending_page;
152 } syndbg;
db397571
AS		 153 } u;
154};
155
23200b7a
JM		 156struct kvm_xen_exit {
157#define KVM_EXIT_XEN_HCALL 1
158 __u32 type;
159 union {
160 struct {
161 __u32 longmode;
162 __u32 cpl;
163 __u64 input;
164 __u64 result;
165 __u64 params[6];
166 } hcall;
167 } u;
168};
169
30ee2a98
JH		 170#define KVM_S390_GET_SKEYS_NONE 1
171#define KVM_S390_SKEYS_MAX 1048576
172
8a45450d
AK		 173#define KVM_EXIT_UNKNOWN 0
174#define KVM_EXIT_EXCEPTION 1
175#define KVM_EXIT_IO 2
176#define KVM_EXIT_HYPERCALL 3
177#define KVM_EXIT_DEBUG 4
178#define KVM_EXIT_HLT 5
179#define KVM_EXIT_MMIO 6
180#define KVM_EXIT_IRQ_WINDOW_OPEN 7
181#define KVM_EXIT_SHUTDOWN 8
182#define KVM_EXIT_FAIL_ENTRY 9
183#define KVM_EXIT_INTR 10
184#define KVM_EXIT_SET_TPR 11
b209749f 185#define KVM_EXIT_TPR_ACCESS 12
8f2abe6a 186#define KVM_EXIT_S390_SIEIC 13
e28acfea 187#define KVM_EXIT_S390_RESET 14
ce91ddc4 188#define KVM_EXIT_DCR 15 /* deprecated */
c4abb7c9 189#define KVM_EXIT_NMI 16
3f5d18a9 190#define KVM_EXIT_INTERNAL_ERROR 17
ad0a048b 191#define KVM_EXIT_OSI 18
de56a948 192#define KVM_EXIT_PAPR_HCALL 19
e168bf8d 193#define KVM_EXIT_S390_UCONTROL 20
f61c94bb 194#define KVM_EXIT_WATCHDOG 21
fa6b7fe9 195#define KVM_EXIT_S390_TSCH 22
1c810636 196#define KVM_EXIT_EPR 23
8ad6b634 197#define KVM_EXIT_SYSTEM_EVENT 24
e44fc8c9 198#define KVM_EXIT_S390_STSI 25
7543a635 199#define KVM_EXIT_IOAPIC_EOI 26
db397571 200#define KVM_EXIT_HYPERV 27
c726200d 201#define KVM_EXIT_ARM_NISV 28
1ae09954
AG		 202#define KVM_EXIT_X86_RDMSR 29
203#define KVM_EXIT_X86_WRMSR 30
fb04a1ed 204#define KVM_EXIT_DIRTY_RING_FULL 31
647daca2 205#define KVM_EXIT_AP_RESET_HOLD 32
fe6b6bc8 206#define KVM_EXIT_X86_BUS_LOCK 33
23200b7a 207#define KVM_EXIT_XEN 34
dea8ee31 208#define KVM_EXIT_RISCV_SBI 35
8a061562 209#define KVM_EXIT_RISCV_CSR 36
63f4b210 210#define KVM_EXIT_NOTIFY 37
b37e6b68 211#define KVM_EXIT_LOONGARCH_IOCSR 38
16f95f3b 212#define KVM_EXIT_MEMORY_FAULT 39
3f5d18a9
AK		 213
214/* For KVM_EXIT_INTERNAL_ERROR */
b9bf6882
XG		 215/* Emulate instruction failed. */
216#define KVM_INTERNAL_ERROR_EMULATION 1
217/* Encounter unexpected simultaneous exceptions. */
218#define KVM_INTERNAL_ERROR_SIMUL_EX 2
219/* Encounter unexpected vm-exit due to delivery event. */
220#define KVM_INTERNAL_ERROR_DELIVERY_EV 3
7396d337
LA		 221/* Encounter unexpected vm-exit reason */
222#define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4
6aa8b732 223
19238e75
AL		 224/* Flags that describe what fields in emulation_failure hold valid data. */
225#define KVM_INTERNAL_ERROR_EMULATION_FLAG_INSTRUCTION_BYTES (1ULL << 0)
226
9a2bb7f4 227/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
6aa8b732
AK		 228struct kvm_run {
229 /* in */
c1150d8c 230 __u8 request_interrupt_window;
460df4c1
PB		 231 __u8 immediate_exit;
232 __u8 padding1[6];
6aa8b732
AK		 233
234 /* out */
6aa8b732 235 __u32 exit_reason;
c1150d8c
DL		 236 __u8 ready_for_interrupt_injection;
237 __u8 if_flag;
f077825a 238 __u16 flags;
54810342
DL		 239
240 /* in (pre_kvm_run), out (post_kvm_run) */
c1150d8c
DL		 241 __u64 cr8;
242 __u64 apic_base;
243
d7b0b5eb
CO		 244#ifdef __KVM_S390
245 /* the processor status word for s390 */
246 __u64 psw_mask; /* psw upper half */
247 __u64 psw_addr; /* psw lower half */
248#endif
6aa8b732
AK		 249 union {
250 /* KVM_EXIT_UNKNOWN */
251 struct {
8eb7d334 252 __u64 hardware_exit_reason;
6aa8b732 253 } hw;
8eb7d334
AK		 254 /* KVM_EXIT_FAIL_ENTRY */
255 struct {
256 __u64 hardware_entry_failure_reason;
1aa561b1 257 __u32 cpu;
8eb7d334 258 } fail_entry;
6aa8b732
AK		 259 /* KVM_EXIT_EXCEPTION */
260 struct {
261 __u32 exception;
262 __u32 error_code;
263 } ex;
264 /* KVM_EXIT_IO */
2f8b9ee1 265 struct {
6aa8b732
AK		 266#define KVM_EXIT_IO_IN 0
267#define KVM_EXIT_IO_OUT 1
268 __u8 direction;
269 __u8 size; /* bytes */
6aa8b732 270 __u16 port;
039576c0
AK		 271 __u32 count;
272 __u64 data_offset; /* relative to kvm_run start */
6aa8b732 273 } io;
8ab30c15 274 /* KVM_EXIT_DEBUG */
6aa8b732 275 struct {
d0bfb940 276 struct kvm_debug_exit_arch arch;
6aa8b732
AK		 277 } debug;
278 /* KVM_EXIT_MMIO */
279 struct {
280 __u64 phys_addr;
281 __u8 data[8];
282 __u32 len;
283 __u8 is_write;
284 } mmio;
b37e6b68
TZ		 285 /* KVM_EXIT_LOONGARCH_IOCSR */
286 struct {
287 __u64 phys_addr;
288 __u8 data[8];
289 __u32 len;
290 __u8 is_write;
291 } iocsr_io;
b4e63f56
AK		 292 /* KVM_EXIT_HYPERCALL */
293 struct {
519ef353 294 __u64 nr;
b4e63f56
AK		 295 __u64 args[6];
296 __u64 ret;
e65733b5
OU		 297
298 union {
299#ifndef __KERNEL__
300 __u32 longmode;
301#endif
302 __u64 flags;
303 };
b4e63f56 304 } hypercall;
b209749f
AK		 305 /* KVM_EXIT_TPR_ACCESS */
306 struct {
307 __u64 rip;
308 __u32 is_write;
309 __u32 pad;
310 } tpr_access;
8f2abe6a
CB		 311 /* KVM_EXIT_S390_SIEIC */
312 struct {
313 __u8 icptcode;
8f2abe6a
CB		 314 __u16 ipa;
315 __u32 ipb;
316 } s390_sieic;
e28acfea
CB		 317 /* KVM_EXIT_S390_RESET */
318#define KVM_S390_RESET_POR 1
319#define KVM_S390_RESET_CLEAR 2
320#define KVM_S390_RESET_SUBSYSTEM 4
321#define KVM_S390_RESET_CPU_INIT 8
322#define KVM_S390_RESET_IPL 16
323 __u64 s390_reset_flags;
e168bf8d
CO		 324 /* KVM_EXIT_S390_UCONTROL */
325 struct {
326 __u64 trans_exc_code;
327 __u32 pgm_code;
328 } s390_ucontrol;
ce91ddc4 329 /* KVM_EXIT_DCR (deprecated) */
b2312f05
HB		 330 struct {
331 __u32 dcrn;
332 __u32 data;
333 __u8 is_write;
334 } dcr;
8ab30c15 335 /* KVM_EXIT_INTERNAL_ERROR */
3f5d18a9
AK		 336 struct {
337 __u32 suberror;
a9c7399d
AK		 338 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
339 __u32 ndata;
340 __u64 data[16];
3f5d18a9 341 } internal;
19238e75
AL		 342 /*
343 * KVM_INTERNAL_ERROR_EMULATION
344 *
345 * "struct emulation_failure" is an overlay of "struct internal"
346 * that is used for the KVM_INTERNAL_ERROR_EMULATION sub-type of
347 * KVM_EXIT_INTERNAL_ERROR. Note, unlike other internal error
348 * sub-types, this struct is ABI! It also needs to be backwards
349 * compatible with "struct internal". Take special care that
350 * "ndata" is correct, that new fields are enumerated in "flags",
351 * and that each flag enumerates fields that are 64-bit aligned
352 * and sized (so that ndata+internal.data[] is valid/accurate).
e615e355
DE		 353 *
354 * Space beyond the defined fields may be used to store arbitrary
355 * debug information relating to the emulation failure. It is
356 * accounted for in "ndata" but the format is unspecified and is
357 * not represented in "flags". Any such information is *not* ABI!
19238e75
AL		 358 */
359 struct {
360 __u32 suberror;
361 __u32 ndata;
362 __u64 flags;
a9d496d8
DE		 363 union {
364 struct {
365 __u8 insn_size;
366 __u8 insn_bytes[15];
367 };
368 };
e615e355 369 /* Arbitrary debug data may follow. */
19238e75 370 } emulation_failure;
ad0a048b
AG		 371 /* KVM_EXIT_OSI */
372 struct {
373 __u64 gprs[32];
374 } osi;
8ab30c15 375 /* KVM_EXIT_PAPR_HCALL */
de56a948
PM		 376 struct {
377 __u64 nr;
378 __u64 ret;
379 __u64 args[9];
380 } papr_hcall;
fa6b7fe9
CH		 381 /* KVM_EXIT_S390_TSCH */
382 struct {
383 __u16 subchannel_id;
384 __u16 subchannel_nr;
385 __u32 io_int_parm;
386 __u32 io_int_word;
387 __u32 ipb;
388 __u8 dequeued;
389 } s390_tsch;
1c810636
AG		 390 /* KVM_EXIT_EPR */
391 struct {
392 __u32 epr;
393 } epr;
8ad6b634
AP		 394 /* KVM_EXIT_SYSTEM_EVENT */
395 struct {
396#define KVM_SYSTEM_EVENT_SHUTDOWN 1
397#define KVM_SYSTEM_EVENT_RESET 2
2ce79189 398#define KVM_SYSTEM_EVENT_CRASH 3
7b33a09d 399#define KVM_SYSTEM_EVENT_WAKEUP 4
bfbab445 400#define KVM_SYSTEM_EVENT_SUSPEND 5
47e8eec8 401#define KVM_SYSTEM_EVENT_SEV_TERM 6
8ad6b634 402 __u32 type;
c24a950e 403 __u32 ndata;
d495f942
PB		 404 union {
405#ifndef __KERNEL__
406 __u64 flags;
407#endif
408 __u64 data[16];
409 };
8ad6b634 410 } system_event;
e44fc8c9
ET		 411 /* KVM_EXIT_S390_STSI */
412 struct {
413 __u64 addr;
414 __u8 ar;
415 __u8 reserved;
416 __u8 fc;
417 __u8 sel1;
418 __u16 sel2;
419 } s390_stsi;
7543a635
SR		 420 /* KVM_EXIT_IOAPIC_EOI */
421 struct {
422 __u8 vector;
423 } eoi;
db397571
AS		 424 /* KVM_EXIT_HYPERV */
425 struct kvm_hyperv_exit hyperv;
c726200d
CD		 426 /* KVM_EXIT_ARM_NISV */
427 struct {
428 __u64 esr_iss;
429 __u64 fault_ipa;
430 } arm_nisv;
1ae09954
AG		 431 /* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */
432 struct {
433 __u8 error; /* user -> kernel */
434 __u8 pad[7];
435#define KVM_MSR_EXIT_REASON_INVAL (1 << 0)
436#define KVM_MSR_EXIT_REASON_UNKNOWN (1 << 1)
1a155254 437#define KVM_MSR_EXIT_REASON_FILTER (1 << 2)
db205f7e
AL		 438#define KVM_MSR_EXIT_REASON_VALID_MASK (KVM_MSR_EXIT_REASON_INVAL | \
439 KVM_MSR_EXIT_REASON_UNKNOWN | \
440 KVM_MSR_EXIT_REASON_FILTER)
1ae09954
AG		 441 __u32 reason; /* kernel -> user */
442 __u32 index; /* kernel -> user */
443 __u64 data; /* kernel <-> user */
444 } msr;
23200b7a
JM		 445 /* KVM_EXIT_XEN */
446 struct kvm_xen_exit xen;
dea8ee31
AP		 447 /* KVM_EXIT_RISCV_SBI */
448 struct {
449 unsigned long extension_id;
450 unsigned long function_id;
451 unsigned long args[6];
452 unsigned long ret[2];
453 } riscv_sbi;
8a061562
AP		 454 /* KVM_EXIT_RISCV_CSR */
455 struct {
456 unsigned long csr_num;
457 unsigned long new_value;
458 unsigned long write_mask;
459 unsigned long ret_value;
460 } riscv_csr;
2f4073e0
TX		 461 /* KVM_EXIT_NOTIFY */
462 struct {
463#define KVM_NOTIFY_CONTEXT_INVALID (1 << 0)
464 __u32 flags;
465 } notify;
16f95f3b
CP		 466 /* KVM_EXIT_MEMORY_FAULT */
467 struct {
8dd2eee9 468#define KVM_MEMORY_EXIT_FLAG_PRIVATE (1ULL << 3)
16f95f3b
CP		 469 __u64 flags;
470 __u64 gpa;
471 __u64 size;
472 } memory_fault;
24cbc7e9
AK		 473 /* Fix the size of the union. */
474 char padding[256];
6aa8b732 475 };
b9e5dc8d 476
7b7e3952
KH		 477 /* 2048 is the size of the char array used to bound/pad the size
478 * of the union that holds sync regs.
479 */
480 #define SYNC_REGS_SIZE_BYTES 2048
b9e5dc8d
CB		 481 /*
482 * shared registers between kvm and userspace.
483 * kvm_valid_regs specifies the register classes set by the host
484 * kvm_dirty_regs specified the register classes dirtied by userspace
485 * struct kvm_sync_regs is architecture specific, as well as the
486 * bits for kvm_valid_regs and kvm_dirty_regs
487 */
488 __u64 kvm_valid_regs;
489 __u64 kvm_dirty_regs;
490 union {
491 struct kvm_sync_regs regs;
7b7e3952 492 char padding[SYNC_REGS_SIZE_BYTES];
b9e5dc8d 493 } s;
6aa8b732
AK		 494};
495
5f94c174
LV		 496/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
497
498struct kvm_coalesced_mmio_zone {
499 __u64 addr;
500 __u32 size;
0804c849
PH		 501 union {
502 __u32 pad;
503 __u32 pio;
504 };
5f94c174
LV		 505};
506
507struct kvm_coalesced_mmio {
508 __u64 phys_addr;
509 __u32 len;
0804c849
PH		 510 union {
511 __u32 pad;
512 __u32 pio;
513 };
5f94c174
LV		 514 __u8 data[8];
515};
516
517struct kvm_coalesced_mmio_ring {
518 __u32 first, last;
94dfc73e 519 struct kvm_coalesced_mmio coalesced_mmio[];
5f94c174
LV		 520};
521
522#define KVM_COALESCED_MMIO_MAX \
523 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
524 sizeof(struct kvm_coalesced_mmio))
525
6aa8b732
AK		 526/* for KVM_TRANSLATE */
527struct kvm_translation {
528 /* in */
529 __u64 linear_address;
6aa8b732
AK		 530
531 /* out */
532 __u64 physical_address;
533 __u8 valid;
534 __u8 writeable;
535 __u8 usermode;
8cd13307 536 __u8 pad[5];
6aa8b732
AK		 537};
538
41408c28
TH		 539/* for KVM_S390_MEM_OP */
540struct kvm_s390_mem_op {
541 /* in */
542 __u64 gaddr; /* the guest address */
543 __u64 flags; /* flags */
544 __u32 size; /* amount of bytes */
545 __u32 op; /* type of operation */
546 __u64 buf; /* buffer in userspace */
19e12277 547 union {
e9e9feeb
JSG		 548 struct {
549 __u8 ar; /* the access register number */
550 __u8 key; /* access key, ignored if flag unset */
3fd49805
JSG		 551 __u8 pad1[6]; /* ignored */
552 __u64 old_addr; /* ignored if cmpxchg flag unset */
e9e9feeb 553 };
19e12277 554 __u32 sida_offset; /* offset into the sida */
5e35d0eb 555 __u8 reserved[32]; /* ignored */
19e12277 556 };
41408c28
TH		 557};
558/* types for kvm_s390_mem_op->op */
559#define KVM_S390_MEMOP_LOGICAL_READ 0
560#define KVM_S390_MEMOP_LOGICAL_WRITE 1
19e12277
JF		 561#define KVM_S390_MEMOP_SIDA_READ 2
562#define KVM_S390_MEMOP_SIDA_WRITE 3
ef11c946
JSG		 563#define KVM_S390_MEMOP_ABSOLUTE_READ 4
564#define KVM_S390_MEMOP_ABSOLUTE_WRITE 5
3fd49805
JSG		 565#define KVM_S390_MEMOP_ABSOLUTE_CMPXCHG 6
566
41408c28
TH		 567/* flags for kvm_s390_mem_op->flags */
568#define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0)
569#define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1)
e9e9feeb 570#define KVM_S390_MEMOP_F_SKEY_PROTECTION (1ULL << 2)
41408c28 571
3fd49805
JSG		 572/* flags specifying extension support via KVM_CAP_S390_MEM_OP_EXTENSION */
573#define KVM_S390_MEMOP_EXTENSION_CAP_BASE (1 << 0)
574#define KVM_S390_MEMOP_EXTENSION_CAP_CMPXCHG (1 << 1)
575
6aa8b732
AK		 576/* for KVM_INTERRUPT */
577struct kvm_interrupt {
578 /* in */
6aa8b732
AK		 579 __u32 irq;
580};
581
6aa8b732
AK		 582/* for KVM_GET_DIRTY_LOG */
583struct kvm_dirty_log {
584 __u32 slot;
2f8b9ee1 585 __u32 padding1;
6aa8b732
AK		 586 union {
587 void __user *dirty_bitmap; /* one bit per page */
2f8b9ee1 588 __u64 padding2;
6aa8b732
AK		 589 };
590};
591
2a31b9db
PB		 592/* for KVM_CLEAR_DIRTY_LOG */
593struct kvm_clear_dirty_log {
594 __u32 slot;
595 __u32 num_pages;
596 __u64 first_page;
597 union {
598 void __user *dirty_bitmap; /* one bit per page */
599 __u64 padding2;
600 };
601};
602
1961d276
AK		 603/* for KVM_SET_SIGNAL_MASK */
604struct kvm_signal_mask {
605 __u32 len;
94dfc73e 606 __u8 sigset[];
1961d276
AK		 607};
608
b209749f
AK		 609/* for KVM_TPR_ACCESS_REPORTING */
610struct kvm_tpr_access_ctl {
611 __u32 enabled;
612 __u32 flags;
613 __u32 reserved[8];
614};
615
b93463aa
AK		 616/* for KVM_SET_VAPIC_ADDR */
617struct kvm_vapic_addr {
618 __u64 vapic_addr;
619};
620
0b4820d6 621/* for KVM_SET_MP_STATE */
62d9f0db 622
0b4820d6 623/* not all states are valid on all architectures */
62d9f0db
MT		 624#define KVM_MP_STATE_RUNNABLE 0
625#define KVM_MP_STATE_UNINITIALIZED 1
626#define KVM_MP_STATE_INIT_RECEIVED 2
627#define KVM_MP_STATE_HALTED 3
628#define KVM_MP_STATE_SIPI_RECEIVED 4
6352e4d2
DH		 629#define KVM_MP_STATE_STOPPED 5
630#define KVM_MP_STATE_CHECK_STOP 6
631#define KVM_MP_STATE_OPERATING 7
632#define KVM_MP_STATE_LOAD 8
647daca2 633#define KVM_MP_STATE_AP_RESET_HOLD 9
7b33a09d 634#define KVM_MP_STATE_SUSPENDED 10
62d9f0db
MT		 635
636struct kvm_mp_state {
637 __u32 mp_state;
638};
639
b0c632db
HC		 640struct kvm_s390_psw {
641 __u64 mask;
642 __u64 addr;
643};
644
ba5c1e9b
CO		 645/* valid values for type in kvm_s390_interrupt */
646#define KVM_S390_SIGP_STOP 0xfffe0000u
647#define KVM_S390_PROGRAM_INT 0xfffe0001u
648#define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
649#define KVM_S390_RESTART 0xfffe0003u
3c038e6b
DD		 650#define KVM_S390_INT_PFAULT_INIT 0xfffe0004u
651#define KVM_S390_INT_PFAULT_DONE 0xfffe0005u
48a3e950 652#define KVM_S390_MCHK 0xfffe1000u
e029ae5b
TH		 653#define KVM_S390_INT_CLOCK_COMP 0xffff1004u
654#define KVM_S390_INT_CPU_TIMER 0xffff1005u
ba5c1e9b
CO		 655#define KVM_S390_INT_VIRTIO 0xffff2603u
656#define KVM_S390_INT_SERVICE 0xffff2401u
657#define KVM_S390_INT_EMERGENCY 0xffff1201u
7697e71f 658#define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
d8346b7d
CH		 659/* Anything below 0xfffe0000u is taken by INT_IO */
660#define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
661 (((schid)) | \
662 ((ssid) << 16) | \
663 ((cssid) << 18) | \
664 ((ai) << 26))
665#define KVM_S390_INT_IO_MIN 0x00000000u
666#define KVM_S390_INT_IO_MAX 0xfffdffffu
a37281b6 667#define KVM_S390_INT_IO_AI_MASK 0x04000000u
d8346b7d 668
ba5c1e9b
CO		 669
670struct kvm_s390_interrupt {
671 __u32 type;
672 __u32 parm;
673 __u64 parm64;
674};
675
81aa8efe
JF		 676struct kvm_s390_io_info {
677 __u16 subchannel_id;
678 __u16 subchannel_nr;
679 __u32 io_int_parm;
680 __u32 io_int_word;
681};
682
683struct kvm_s390_ext_info {
684 __u32 ext_params;
685 __u32 pad;
686 __u64 ext_params2;
687};
688
689struct kvm_s390_pgm_info {
690 __u64 trans_exc_code;
691 __u64 mon_code;
692 __u64 per_address;
693 __u32 data_exc_code;
694 __u16 code;
695 __u16 mon_class_nr;
696 __u8 per_code;
697 __u8 per_atmid;
698 __u8 exc_access_id;
699 __u8 per_access_id;
700 __u8 op_access_id;
634790b8
DH		 701#define KVM_S390_PGM_FLAGS_ILC_VALID 0x01
702#define KVM_S390_PGM_FLAGS_ILC_0 0x02
703#define KVM_S390_PGM_FLAGS_ILC_1 0x04
704#define KVM_S390_PGM_FLAGS_ILC_MASK 0x06
eaa4f416 705#define KVM_S390_PGM_FLAGS_NO_REWIND 0x08
634790b8
DH		 706 __u8 flags;
707 __u8 pad[2];
81aa8efe
JF		 708};
709
710struct kvm_s390_prefix_info {
711 __u32 address;
712};
713
714struct kvm_s390_extcall_info {
715 __u16 code;
716};
717
718struct kvm_s390_emerg_info {
719 __u16 code;
720};
721
2822545f
DH		 722#define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
723struct kvm_s390_stop_info {
724 __u32 flags;
725};
726
81aa8efe
JF		 727struct kvm_s390_mchk_info {
728 __u64 cr14;
729 __u64 mcic;
730 __u64 failing_storage_address;
731 __u32 ext_damage_code;
732 __u32 pad;
733 __u8 fixed_logout[16];
734};
735
736struct kvm_s390_irq {
737 __u64 type;
738 union {
739 struct kvm_s390_io_info io;
740 struct kvm_s390_ext_info ext;
741 struct kvm_s390_pgm_info pgm;
742 struct kvm_s390_emerg_info emerg;
743 struct kvm_s390_extcall_info extcall;
744 struct kvm_s390_prefix_info prefix;
2822545f 745 struct kvm_s390_stop_info stop;
81aa8efe
JF		 746 struct kvm_s390_mchk_info mchk;
747 char reserved[64];
748 } u;
749};
750
816c7667
JF		 751struct kvm_s390_irq_state {
752 __u64 buf;
bb64da9a 753 __u32 flags; /* will stay unused for compatibility reasons */
816c7667 754 __u32 len;
bb64da9a 755 __u32 reserved[4]; /* will stay unused for compatibility reasons */
816c7667
JF		 756};
757
d0bfb940
JK		 758/* for KVM_SET_GUEST_DEBUG */
759
760#define KVM_GUESTDBG_ENABLE 0x00000001
761#define KVM_GUESTDBG_SINGLESTEP 0x00000002
762
763struct kvm_guest_debug {
764 __u32 control;
765 __u32 pad;
766 struct kvm_guest_debug_arch arch;
767};
768
d34e6b17
GH		 769enum {
770 kvm_ioeventfd_flag_nr_datamatch,
771 kvm_ioeventfd_flag_nr_pio,
772 kvm_ioeventfd_flag_nr_deassign,
2b83451b 773 kvm_ioeventfd_flag_nr_virtio_ccw_notify,
68c3b4d1 774 kvm_ioeventfd_flag_nr_fast_mmio,
d34e6b17
GH		 775 kvm_ioeventfd_flag_nr_max,
776};
777
778#define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
779#define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
780#define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
2b83451b
CH		 781#define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
782 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
d34e6b17
GH		 783
784#define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
785
786struct kvm_ioeventfd {
787 __u64 datamatch;
788 __u64 addr; /* legal pio/mmio address */
f848a5a8 789 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
d34e6b17
GH		 790 __s32 fd;
791 __u32 flags;
792 __u8 pad[36];
793};
794
5e62493f 795#define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0)
766d3571 796#define KVM_X86_DISABLE_EXITS_HLT (1 << 1)
5e62493f 797#define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2)
b5170063 798#define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3)
5e62493f 799#define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \
766d3571 800 KVM_X86_DISABLE_EXITS_HLT | \
b5170063
WL		 801 KVM_X86_DISABLE_EXITS_PAUSE | \
802 KVM_X86_DISABLE_EXITS_CSTATE)
5e62493f 803
71fbfd5f
AG		 804/* for KVM_ENABLE_CAP */
805struct kvm_enable_cap {
806 /* in */
807 __u32 cap;
808 __u32 flags;
809 __u64 args[4];
810 __u8 pad[64];
811};
812
15711e9c 813/* for KVM_PPC_GET_PVINFO */
a91d5df2
DG		 814
815#define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
816
15711e9c
AG		 817struct kvm_ppc_pvinfo {
818 /* out */
819 __u32 flags;
820 __u32 hcall[4];
821 __u8 pad[108];
822};
823
5b74716e
BH		 824/* for KVM_PPC_GET_SMMU_INFO */
825#define KVM_PPC_PAGE_SIZES_MAX_SZ 8
826
827struct kvm_ppc_one_page_size {
828 __u32 page_shift; /* Page shift (or 0) */
829 __u32 pte_enc; /* Encoding in the HPTE (>>12) */
830};
831
832struct kvm_ppc_one_seg_page_size {
833 __u32 page_shift; /* Base page shift of segment (or 0) */
834 __u32 slb_enc; /* SLB encoding for BookS */
835 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
836};
837
838#define KVM_PPC_PAGE_SIZES_REAL 0x00000001
839#define KVM_PPC_1T_SEGMENTS 0x00000002
901f8c3f 840#define KVM_PPC_NO_HASH 0x00000004
5b74716e
BH		 841
842struct kvm_ppc_smmu_info {
843 __u64 flags;
844 __u32 slb_size;
e3bfed1d
PM		 845 __u16 data_keys; /* # storage keys supported for data */
846 __u16 instr_keys; /* # storage keys supported for instructions */
5b74716e
BH		 847 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
848};
849
ef1ead0c
DG		 850/* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
851struct kvm_ppc_resize_hpt {
852 __u64 flags;
853 __u32 shift;
854 __u32 pad;
855};
856
6aa8b732
AK		 857#define KVMIO 0xAE
858
e08b9637
CO		 859/* machine type bits, to be used as argument to KVM_CREATE_VM */
860#define KVM_VM_S390_UCONTROL 1
861
cbbc58d4
AK		 862/* on ppc, 0 indicate default, 1 should force HV and 2 PR */
863#define KVM_VM_PPC_HV 1
864#define KVM_VM_PPC_PR 2
865
15e9e35c
HC		 866/* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */
867#define KVM_VM_MIPS_AUTO 0
a8a3c426 868#define KVM_VM_MIPS_VZ 1
15e9e35c 869#define KVM_VM_MIPS_TE 2
a8a3c426 870
5b1c1493
CO		 871#define KVM_S390_SIE_PAGE_OFFSET 1
872
233a7cb2
SP		 873/*
874 * On arm64, machine type can be used to request the physical
875 * address size for the VM. Bits[7-0] are reserved for the guest
876 * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
877 * value 0 implies the default IPA size, 40bits.
878 */
879#define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL
880#define KVM_VM_TYPE_ARM_IPA_SIZE(x) \
881 ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
f17abe9a
AK		 882/*
883 * ioctls for /dev/kvm fds:
884 */
739872c5
AK		 885#define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
886#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
887#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
b0c632db
HC		 888
889#define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
5d308f45
AK		 890/*
891 * Check if a kvm extension is available. Argument is extension number,
892 * return is 1 (yes) or 0 (no, sorry).
893 */
894#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
07c45a36
AK		 895/*
896 * Get size for mmap(vcpu_fd)
897 */
898#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
674eea0f 899#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
9c15bb1d 900#define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
801e459a 901#define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
c54d2aba 902
85f455f7
ED		 903/*
904 * Extension capability list.
905 */
906#define KVM_CAP_IRQCHIP 0
b6958ce4 907#define KVM_CAP_HLT 1
82ce2c96 908#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
6fc138d2 909#define KVM_CAP_USER_MEMORY 3
cbc94022 910#define KVM_CAP_SET_TSS_ADDR 4
b209749f 911#define KVM_CAP_VAPIC 6
674eea0f 912#define KVM_CAP_EXT_CPUID 7
18068523 913#define KVM_CAP_CLOCKSOURCE 8
8c3ba334 914#define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
a988b910 915#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
7837699f 916#define KVM_CAP_PIT 11
a28e4f5a 917#define KVM_CAP_NOP_IO_DELAY 12
2f333bcb 918#define KVM_CAP_PV_MMU 13
62d9f0db 919#define KVM_CAP_MP_STATE 14
5f94c174 920#define KVM_CAP_COALESCED_MMIO 15
ed848624 921#define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
62c476c7 922#define KVM_CAP_IOMMU 18
1a811b61
AK		 923/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
924#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
4531220b 925#define KVM_CAP_USER_NMI 22
91b2ae77 926#ifdef __KVM_HAVE_GUEST_DEBUG
d0bfb940 927#define KVM_CAP_SET_GUEST_DEBUG 23
971cc3dc 928#endif
91b2ae77 929#ifdef __KVM_HAVE_PIT
52d939a0 930#define KVM_CAP_REINJECT_CONTROL 24
399ec807 931#endif
399ec807 932#define KVM_CAP_IRQ_ROUTING 25
4925663a 933#define KVM_CAP_IRQ_INJECT_STATUS 26
e56d532f 934#define KVM_CAP_ASSIGN_DEV_IRQ 29
4cd481f6
JK		 935/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
936#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
890ca9ae
HY		 937#ifdef __KVM_HAVE_MCE
938#define KVM_CAP_MCE 31
939#endif
721eecbf 940#define KVM_CAP_IRQFD 32
c5ff41ce
JK		 941#ifdef __KVM_HAVE_PIT
942#define KVM_CAP_PIT2 33
943#endif
73880c80 944#define KVM_CAP_SET_BOOT_CPU_ID 34
e9f42757
BK		 945#ifdef __KVM_HAVE_PIT_STATE2
946#define KVM_CAP_PIT_STATE2 35
947#endif
d34e6b17 948#define KVM_CAP_IOEVENTFD 36
b927a3ce 949#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
ffde22ac
ES		 950#ifdef __KVM_HAVE_XEN_HVM
951#define KVM_CAP_XEN_HVM 38
952#endif
afbcf7ab 953#define KVM_CAP_ADJUST_CLOCK 39
a9c7399d 954#define KVM_CAP_INTERNAL_ERROR_DATA 40
3cfc3092
JK		 955#ifdef __KVM_HAVE_VCPU_EVENTS
956#define KVM_CAP_VCPU_EVENTS 41
957#endif
d7b0b5eb 958#define KVM_CAP_S390_PSW 42
e15a1137 959#define KVM_CAP_PPC_SEGSTATE 43
55cd8e5a 960#define KVM_CAP_HYPERV 44
10388a07 961#define KVM_CAP_HYPERV_VAPIC 45
c25bc163 962#define KVM_CAP_HYPERV_SPIN 46
ab9f4ecb 963#define KVM_CAP_PCI_SEGMENT 47
c10207fe 964#define KVM_CAP_PPC_PAIRED_SINGLES 48
48005f64 965#define KVM_CAP_INTR_SHADOW 49
a1efbe77
JK		 966#ifdef __KVM_HAVE_DEBUGREGS
967#define KVM_CAP_DEBUGREGS 50
968#endif
d2be1651 969#define KVM_CAP_X86_ROBUST_SINGLESTEP 51
ad0a048b 970#define KVM_CAP_PPC_OSI 52
18978768 971#define KVM_CAP_PPC_UNSET_IRQ 53
71fbfd5f 972#define KVM_CAP_ENABLE_CAP 54
2d5b5a66
SY		 973#ifdef __KVM_HAVE_XSAVE
974#define KVM_CAP_XSAVE 55
975#endif
976#ifdef __KVM_HAVE_XCRS
977#define KVM_CAP_XCRS 56
978#endif
15711e9c 979#define KVM_CAP_PPC_GET_PVINFO 57
7b4203e8 980#define KVM_CAP_PPC_IRQ_LEVEL 58
344d9588 981#define KVM_CAP_ASYNC_PF 59
92a1f12d
JR		 982#define KVM_CAP_TSC_CONTROL 60
983#define KVM_CAP_GET_TSC_KHZ 61
5ce941ee 984#define KVM_CAP_PPC_BOOKE_SREGS 62
54738c09 985#define KVM_CAP_SPAPR_TCE 63
371fefd6 986#define KVM_CAP_PPC_SMT 64
aa04b4cc 987#define KVM_CAP_PPC_RMA 65
8c3ba334 988#define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
1022fc3d 989#define KVM_CAP_PPC_HIOR 67
930b412a 990#define KVM_CAP_PPC_PAPR 68
dc83b8bc 991#define KVM_CAP_SW_TLB 69
e24ed81f 992#define KVM_CAP_ONE_REG 70
b6cf8788 993#define KVM_CAP_S390_GMAP 71
4d25a066 994#define KVM_CAP_TSC_DEADLINE_TIMER 72
1efd0f59 995#define KVM_CAP_S390_UCONTROL 73
b9e5dc8d 996#define KVM_CAP_SYNC_REGS 74
07700a94 997#define KVM_CAP_PCI_2_3 75
1c0b28c2 998#define KVM_CAP_KVMCLOCK_CTRL 76
07975ad3 999#define KVM_CAP_SIGNAL_MSI 77
5b74716e 1000#define KVM_CAP_PPC_GET_SMMU_INFO 78
1526bf9c 1001#define KVM_CAP_S390_COW 79
32fad281 1002#define KVM_CAP_PPC_ALLOC_HTAB 80
4d8b81ab 1003#define KVM_CAP_READONLY_MEM 81
7a84428a 1004#define KVM_CAP_IRQFD_RESAMPLE 82
f61c94bb 1005#define KVM_CAP_PPC_BOOKE_WATCHDOG 83
a2932923 1006#define KVM_CAP_PPC_HTAB_FD 84
fa6b7fe9 1007#define KVM_CAP_S390_CSS_SUPPORT 85
1c810636 1008#define KVM_CAP_PPC_EPR 86
aa024c2f 1009#define KVM_CAP_ARM_PSCI 87
3401d546 1010#define KVM_CAP_ARM_SET_DEVICE_ADDR 88
852b6d57 1011#define KVM_CAP_DEVICE_CTRL 89
eb1e4f43 1012#define KVM_CAP_IRQ_MPIC 90
8e591cb7 1013#define KVM_CAP_PPC_RTAS 91
5975a2e0 1014#define KVM_CAP_IRQ_XICS 92
0d854a60 1015#define KVM_CAP_ARM_EL1_32BIT 93
0bd50dc9 1016#define KVM_CAP_SPAPR_MULTITCE 94
9c15bb1d 1017#define KVM_CAP_EXT_EMUL_CPUID 95
e984097b 1018#define KVM_CAP_HYPERV_TIME 96
100943c5 1019#define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
d938dc55 1020#define KVM_CAP_ENABLE_CAP_VM 98
84223598 1021#define KVM_CAP_S390_IRQCHIP 99
f848a5a8 1022#define KVM_CAP_IOEVENTFD_NO_LENGTH 100
63b5cf04 1023#define KVM_CAP_VM_ATTRIBUTES 101
717abd20 1024#define KVM_CAP_ARM_PSCI_0_2 102
53ea2e46 1025#define KVM_CAP_PPC_FIXUP_HCALL 103
699a0ea0 1026#define KVM_CAP_PPC_ENABLE_HCALL 104
92b591a4 1027#define KVM_CAP_CHECK_EXTENSION_VM 105
2444b352 1028#define KVM_CAP_S390_USER_SIGP 106
68c55750 1029#define KVM_CAP_S390_VECTOR_REGISTERS 107
41408c28 1030#define KVM_CAP_S390_MEM_OP 108
e44fc8c9 1031#define KVM_CAP_S390_USER_STSI 109
30ee2a98 1032#define KVM_CAP_S390_SKEYS 110
5fafd874 1033#define KVM_CAP_MIPS_FPU 111
d952bd07 1034#define KVM_CAP_MIPS_MSA 112
47b43c52 1035#define KVM_CAP_S390_INJECT_IRQ 113
816c7667 1036#define KVM_CAP_S390_IRQ_STATE 114
e928e9cb 1037#define KVM_CAP_PPC_HWRNG 115
90de4a18 1038#define KVM_CAP_DISABLE_QUIRKS 116
f077825a 1039#define KVM_CAP_X86_SMM 117
f481b069 1040#define KVM_CAP_MULTI_ADDRESS_SPACE 118
5540546b
AB		 1041#define KVM_CAP_GUEST_DEBUG_HW_BPS 119
1042#define KVM_CAP_GUEST_DEBUG_HW_WPS 120
49df6397 1043#define KVM_CAP_SPLIT_IRQCHIP 121
e9ea5069 1044#define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
5c919412 1045#define KVM_CAP_HYPERV_SYNIC 123
c6e5f166 1046#define KVM_CAP_S390_RI 124
01d01d69 1047#define KVM_CAP_SPAPR_TCE_64 125
ab92f308
PB		 1048#define KVM_CAP_ARM_PMU_V3 126
1049#define KVM_CAP_VCPU_ATTRIBUTES 127
0b1b1dfd 1050#define KVM_CAP_MAX_VCPU_ID 128
37131313 1051#define KVM_CAP_X2APIC_API 129
6502a34c 1052#define KVM_CAP_S390_USER_INSTR0 130
912902ce 1053#define KVM_CAP_MSI_DEVID 131
23528bb2 1054#define KVM_CAP_PPC_HTM 132
ef1ead0c 1055#define KVM_CAP_SPAPR_RESIZE_HPT 133
c9270132
PM		 1056#define KVM_CAP_PPC_MMU_RADIX 134
1057#define KVM_CAP_PPC_MMU_HASH_V3 135
460df4c1 1058#define KVM_CAP_IMMEDIATE_EXIT 136
a8a3c426
JH		 1059#define KVM_CAP_MIPS_VZ 137
1060#define KVM_CAP_MIPS_TE 138
578fd61d 1061#define KVM_CAP_MIPS_64BIT 139
f7b1a77d
RK		 1062#define KVM_CAP_S390_GS 140
1063#define KVM_CAP_S390_AIS 141
4898d3f4 1064#define KVM_CAP_SPAPR_TCE_VFIO 142
4d5422ce 1065#define KVM_CAP_X86_DISABLE_EXITS 143
c24a7be2 1066#define KVM_CAP_ARM_USER_IRQ 144
4036e387 1067#define KVM_CAP_S390_CMMA_MIGRATION 145
8a53e7e5
PB		 1068#define KVM_CAP_PPC_FWNMI 146
1069#define KVM_CAP_PPC_SMT_POSSIBLE 147
efc479e6 1070#define KVM_CAP_HYPERV_SYNIC2 148
d3457c87 1071#define KVM_CAP_HYPERV_VP_INDEX 149
da9a1446 1072#define KVM_CAP_S390_AIS_MIGRATION 150
3214d01f 1073#define KVM_CAP_PPC_GET_CPU_CHAR 151
35b3fde6 1074#define KVM_CAP_S390_BPB 152
801e459a 1075#define KVM_CAP_GET_MSR_FEATURES 153
faeb7833 1076#define KVM_CAP_HYPERV_EVENTFD 154
c1aea919 1077#define KVM_CAP_HYPERV_TLBFLUSH 155
a4499382 1078#define KVM_CAP_S390_HPAGE_1M 156
8fcc4b59 1079#define KVM_CAP_NESTED_STATE 157
63198930 1080#define KVM_CAP_ARM_INJECT_SERROR_ESR 158
6fbbde9a 1081#define KVM_CAP_MSR_PLATFORM_INFO 159
aa069a99 1082#define KVM_CAP_PPC_NESTED_HV 160
214ff83d 1083#define KVM_CAP_HYPERV_SEND_IPI 161
0804c849 1084#define KVM_CAP_COALESCED_PIO 162
57b119da 1085#define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
c4f55198 1086#define KVM_CAP_EXCEPTION_PAYLOAD 164
e42b4a50 1087#define KVM_CAP_ARM_VM_IPA_SIZE 165
d7547c55 1088#define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
2bc39970 1089#define KVM_CAP_HYPERV_CPUID 167
d7547c55 1090#define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
59c5c58c 1091#define KVM_CAP_PPC_IRQ_XIVE 169
dd53f610
PB		 1092#define KVM_CAP_ARM_SVE 170
1093#define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
1094#define KVM_CAP_ARM_PTRAUTH_GENERIC 172
66bb8a06 1095#define KVM_CAP_PMU_EVENT_FILTER 173
92f35b75 1096#define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
344c6c80 1097#define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
1a9167a2 1098#define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176
14edff88
PB		 1099#define KVM_CAP_ARM_NISV_TO_USER 177
1100#define KVM_CAP_ARM_INJECT_EXT_DABT 178
7de3f142 1101#define KVM_CAP_S390_VCPU_RESETS 179
13da9ae1 1102#define KVM_CAP_S390_PROTECTED 180
9a5788c6 1103#define KVM_CAP_PPC_SECURE_GUEST 181
acd05785 1104#define KVM_CAP_HALT_POLL 182
72de5fa4 1105#define KVM_CAP_ASYNC_PF_INT 183
1aa561b1 1106#define KVM_CAP_LAST_CPU 184
3edd6839 1107#define KVM_CAP_SMALLER_MAXPHYADDR 185
f3633c26 1108#define KVM_CAP_S390_DIAG318 186
004a0124 1109#define KVM_CAP_STEAL_TIME 187
1ae09954 1110#define KVM_CAP_X86_USER_SPACE_MSR 188
1a155254 1111#define KVM_CAP_X86_MSR_FILTER 189
66570e96 1112#define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190
c21d54f0 1113#define KVM_CAP_SYS_HYPERV_CPUID 191
fb04a1ed 1114#define KVM_CAP_DIRTY_LOG_RING 192
fe6b6bc8 1115#define KVM_CAP_X86_BUS_LOCK_EXIT 193
d9a47eda 1116#define KVM_CAP_PPC_DAWR1 194
8b13c364 1117#define KVM_CAP_SET_GUEST_DEBUG2 195
fe7e9488 1118#define KVM_CAP_SGX_ATTRIBUTE 196
54526d1f 1119#define KVM_CAP_VM_COPY_ENC_CONTEXT_FROM 197
c4f71901 1120#define KVM_CAP_PTP_KVM 198
644f7067 1121#define KVM_CAP_HYPERV_ENFORCE_CPUID 199
6dba9403 1122#define KVM_CAP_SREGS2 200
0dbb1123 1123#define KVM_CAP_EXIT_HYPERCALL 201
c3ab0e28 1124#define KVM_CAP_PPC_RPT_INVALIDATE 202
cb082bfa 1125#define KVM_CAP_BINARY_STATS_FD 203
19238e75 1126#define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204
b8917b4a 1127#define KVM_CAP_ARM_MTE 205
b5663931 1128#define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206
a457fd56 1129#define KVM_CAP_VM_GPA_BITS 207
be50b206 1130#define KVM_CAP_XSAVE2 208
dd6e6312 1131#define KVM_CAP_SYS_ATTRIBUTES 209
93b71801 1132#define KVM_CAP_PPC_AIL_MODE_3 210
4dfc4ec2 1133#define KVM_CAP_S390_MEM_OP_EXTENSION 211
ba7bb663 1134#define KVM_CAP_PMU_CAPABILITY 212
6d849191 1135#define KVM_CAP_DISABLE_QUIRKS2 213
ffbb61d0 1136#define KVM_CAP_VM_TSC_CONTROL 214
d495f942 1137#define KVM_CAP_SYSTEM_EVENT_DATA 215
bfbab445 1138#define KVM_CAP_ARM_SYSTEM_SUSPEND 216
e9bf3acb 1139#define KVM_CAP_S390_PROTECTED_DUMP 217
ed235117 1140#define KVM_CAP_X86_TRIPLE_FAULT_EVENT 218
2f4073e0 1141#define KVM_CAP_X86_NOTIFY_VMEXIT 219
084cc29f 1142#define KVM_CAP_VM_DISABLE_NX_HUGE_PAGES 220
db1c875e 1143#define KVM_CAP_S390_ZPCI_OP 221
f5ecfee9 1144#define KVM_CAP_S390_CPU_TOPOLOGY 222
17601bfe 1145#define KVM_CAP_DIRTY_LOG_RING_ACQ_REL 223
8c516b25 1146#define KVM_CAP_S390_PROTECTED_ASYNC_DISABLE 224
eb561891 1147#define KVM_CAP_DIRTY_LOG_RING_WITH_BITMAP 225
14329b82 1148#define KVM_CAP_PMU_EVENT_MASKED_EVENTS 226
30ec7997 1149#define KVM_CAP_COUNTER_OFFSET 227
2f440b72
RK		 1150#define KVM_CAP_ARM_EAGER_SPLIT_CHUNK_SIZE 228
1151#define KVM_CAP_ARM_SUPPORTED_BLOCK_SIZES 229
3f9cd0ca 1152#define KVM_CAP_ARM_SUPPORTED_REG_MASK_RANGES 230
bb58b90b 1153#define KVM_CAP_USER_MEMORY2 231
16f95f3b 1154#define KVM_CAP_MEMORY_FAULT_INFO 232
5a475554 1155#define KVM_CAP_MEMORY_ATTRIBUTES 233
a7800aa8 1156#define KVM_CAP_GUEST_MEMFD 234
89ea60c2 1157#define KVM_CAP_VM_TYPES 235
399ec807
AK		 1158
1159#ifdef KVM_CAP_IRQ_ROUTING
1160
1161struct kvm_irq_routing_irqchip {
1162 __u32 irqchip;
1163 __u32 pin;
1164};
1165
79950e10
SY		 1166struct kvm_irq_routing_msi {
1167 __u32 address_lo;
1168 __u32 address_hi;
1169 __u32 data;
76a10b86
EA		 1170 union {
1171 __u32 pad;
1172 __u32 devid;
1173 };
79950e10
SY		 1174};
1175
84223598
CH		 1176struct kvm_irq_routing_s390_adapter {
1177 __u64 ind_addr;
1178 __u64 summary_addr;
1179 __u64 ind_offset;
1180 __u32 summary_offset;
1181 __u32 adapter_id;
1182};
1183
5c919412
AS		 1184struct kvm_irq_routing_hv_sint {
1185 __u32 vcpu;
1186 __u32 sint;
1187};
1188
14243b38
DW		 1189struct kvm_irq_routing_xen_evtchn {
1190 __u32 port;
1191 __u32 vcpu;
1192 __u32 priority;
1193};
1194
1195#define KVM_IRQ_ROUTING_XEN_EVTCHN_PRIO_2LEVEL ((__u32)(-1))
1196
399ec807
AK		 1197/* gsi routing entry types */
1198#define KVM_IRQ_ROUTING_IRQCHIP 1
79950e10 1199#define KVM_IRQ_ROUTING_MSI 2
84223598 1200#define KVM_IRQ_ROUTING_S390_ADAPTER 3
5c919412 1201#define KVM_IRQ_ROUTING_HV_SINT 4
14243b38 1202#define KVM_IRQ_ROUTING_XEN_EVTCHN 5
399ec807
AK		 1203
1204struct kvm_irq_routing_entry {
1205 __u32 gsi;
1206 __u32 type;
1207 __u32 flags;
1208 __u32 pad;
1209 union {
1210 struct kvm_irq_routing_irqchip irqchip;
79950e10 1211 struct kvm_irq_routing_msi msi;
84223598 1212 struct kvm_irq_routing_s390_adapter adapter;
5c919412 1213 struct kvm_irq_routing_hv_sint hv_sint;
14243b38 1214 struct kvm_irq_routing_xen_evtchn xen_evtchn;
399ec807
AK		 1215 __u32 pad[8];
1216 } u;
1217};
1218
1219struct kvm_irq_routing {
1220 __u32 nr;
1221 __u32 flags;
94dfc73e 1222 struct kvm_irq_routing_entry entries[];
399ec807
AK		 1223};
1224
52d939a0 1225#endif
85f455f7 1226
721eecbf 1227#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
7a84428a
AW		 1228/*
1229 * Available with KVM_CAP_IRQFD_RESAMPLE
1230 *
1231 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1232 * the irqfd to operate in resampling mode for level triggered interrupt
3ecad8c2 1233 * emulation. See Documentation/virt/kvm/api.rst.
7a84428a
AW		 1234 */
1235#define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
721eecbf
GH		 1236
1237struct kvm_irqfd {
1238 __u32 fd;
1239 __u32 gsi;
1240 __u32 flags;
7a84428a
AW		 1241 __u32 resamplefd;
1242 __u8 pad[16];
721eecbf
GH		 1243};
1244
e3fd9a93
PB		 1245/* For KVM_CAP_ADJUST_CLOCK */
1246
1247/* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */
1248#define KVM_CLOCK_TSC_STABLE 2
c68dc1b5
OU		 1249#define KVM_CLOCK_REALTIME (1 << 2)
1250#define KVM_CLOCK_HOST_TSC (1 << 3)
e3fd9a93 1251
afbcf7ab
GC		 1252struct kvm_clock_data {
1253 __u64 clock;
1254 __u32 flags;
c68dc1b5
OU		 1255 __u32 pad0;
1256 __u64 realtime;
1257 __u64 host_tsc;
1258 __u32 pad[4];
afbcf7ab
GC		 1259};
1260
e3fd9a93
PB		 1261/* For KVM_CAP_SW_TLB */
1262
dc83b8bc
SW		 1263#define KVM_MMU_FSL_BOOKE_NOHV 0
1264#define KVM_MMU_FSL_BOOKE_HV 1
1265
1266struct kvm_config_tlb {
1267 __u64 params;
1268 __u64 array;
1269 __u32 mmu_type;
1270 __u32 array_len;
1271};
1272
1273struct kvm_dirty_tlb {
1274 __u64 bitmap;
1275 __u32 num_dirty;
1276};
1277
e24ed81f
AG		 1278/* Available with KVM_CAP_ONE_REG */
1279
1280#define KVM_REG_ARCH_MASK 0xff00000000000000ULL
1281#define KVM_REG_GENERIC 0x0000000000000000ULL
1282
1283/*
1284 * Architecture specific registers are to be defined in arch headers and
1285 * ORed with the arch identifier.
1286 */
1287#define KVM_REG_PPC 0x1000000000000000ULL
1288#define KVM_REG_X86 0x2000000000000000ULL
1289#define KVM_REG_IA64 0x3000000000000000ULL
1290#define KVM_REG_ARM 0x4000000000000000ULL
1291#define KVM_REG_S390 0x5000000000000000ULL
7c8c5e6a 1292#define KVM_REG_ARM64 0x6000000000000000ULL
2a8fedd0 1293#define KVM_REG_MIPS 0x7000000000000000ULL
dee04eee 1294#define KVM_REG_RISCV 0x8000000000000000ULL
b37e6b68 1295#define KVM_REG_LOONGARCH 0x9000000000000000ULL
e24ed81f
AG		 1296
1297#define KVM_REG_SIZE_SHIFT 52
1298#define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
1299#define KVM_REG_SIZE_U8 0x0000000000000000ULL
1300#define KVM_REG_SIZE_U16 0x0010000000000000ULL
1301#define KVM_REG_SIZE_U32 0x0020000000000000ULL
1302#define KVM_REG_SIZE_U64 0x0030000000000000ULL
1303#define KVM_REG_SIZE_U128 0x0040000000000000ULL
1304#define KVM_REG_SIZE_U256 0x0050000000000000ULL
1305#define KVM_REG_SIZE_U512 0x0060000000000000ULL
1306#define KVM_REG_SIZE_U1024 0x0070000000000000ULL
2b953ea3 1307#define KVM_REG_SIZE_U2048 0x0080000000000000ULL
e24ed81f 1308
749cf76c
CD		 1309struct kvm_reg_list {
1310 __u64 n; /* number of regs */
94dfc73e 1311 __u64 reg[];
749cf76c
CD		 1312};
1313
e24ed81f
AG		 1314struct kvm_one_reg {
1315 __u64 id;
1316 __u64 addr;
1317};
1318
2b8ddd93 1319#define KVM_MSI_VALID_DEVID (1U << 0)
07975ad3
JK		 1320struct kvm_msi {
1321 __u32 address_lo;
1322 __u32 address_hi;
1323 __u32 data;
1324 __u32 flags;
2b8ddd93
AP		 1325 __u32 devid;
1326 __u8 pad[12];
07975ad3
JK		 1327};
1328
3401d546
CD		 1329struct kvm_arm_device_addr {
1330 __u64 id;
1331 __u64 addr;
1332};
1333
852b6d57
SW		 1334/*
1335 * Device control API, available with KVM_CAP_DEVICE_CTRL
1336 */
1337#define KVM_CREATE_DEVICE_TEST 1
1338
1339struct kvm_create_device {
1340 __u32 type; /* in: KVM_DEV_TYPE_xxx */
1341 __u32 fd; /* out: device handle */
1342 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */
1343};
1344
1345struct kvm_device_attr {
1346 __u32 flags; /* no flags currently defined */
1347 __u32 group; /* device-defined */
1348 __u64 attr; /* group-defined */
1349 __u64 addr; /* userspace address of attr data */
1350};
1351
dcc31ea6
YL		 1352#define KVM_DEV_VFIO_FILE 1
1353
1354#define KVM_DEV_VFIO_FILE_ADD 1
1355#define KVM_DEV_VFIO_FILE_DEL 2
1356
1357/* KVM_DEV_VFIO_GROUP aliases are for compile time uapi compatibility */
1358#define KVM_DEV_VFIO_GROUP KVM_DEV_VFIO_FILE
1359
1360#define KVM_DEV_VFIO_GROUP_ADD KVM_DEV_VFIO_FILE_ADD
1361#define KVM_DEV_VFIO_GROUP_DEL KVM_DEV_VFIO_FILE_DEL
121f80ba 1362#define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3
d60eacb0
WD		 1363
1364enum kvm_device_type {
1365 KVM_DEV_TYPE_FSL_MPIC_20 = 1,
1366#define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20
1367 KVM_DEV_TYPE_FSL_MPIC_42,
1368#define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42
1369 KVM_DEV_TYPE_XICS,
1370#define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS
1371 KVM_DEV_TYPE_VFIO,
1372#define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO
1373 KVM_DEV_TYPE_ARM_VGIC_V2,
1374#define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2
1375 KVM_DEV_TYPE_FLIC,
1376#define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC
a0675c25
AP		 1377 KVM_DEV_TYPE_ARM_VGIC_V3,
1378#define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3
1085fdc6
AP		 1379 KVM_DEV_TYPE_ARM_VGIC_ITS,
1380#define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS
90c73795
CLG		 1381 KVM_DEV_TYPE_XIVE,
1382#define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE
58772e9a
SP		 1383 KVM_DEV_TYPE_ARM_PV_TIME,
1384#define KVM_DEV_TYPE_ARM_PV_TIME KVM_DEV_TYPE_ARM_PV_TIME
89d01306
AP		 1385 KVM_DEV_TYPE_RISCV_AIA,
1386#define KVM_DEV_TYPE_RISCV_AIA KVM_DEV_TYPE_RISCV_AIA
d60eacb0
WD		 1387 KVM_DEV_TYPE_MAX,
1388};
5df554ad 1389
121f80ba
AK		 1390struct kvm_vfio_spapr_tce {
1391 __s32 groupfd;
1392 __s32 tablefd;
1393};
1394
bccf2150
AK		 1395/*
1396 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1397 * a vcpu fd.
1398 */
c54d2aba
JK		 1399#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
1400#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
c54d2aba 1401#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
c5edd753 1402#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) /* deprecated */
c54d2aba 1403#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
6a4a9839 1404 struct kvm_userspace_memory_region)
c54d2aba
JK		 1405#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
1406#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
bb58b90b
SC		 1407#define KVM_SET_USER_MEMORY_REGION2 _IOW(KVMIO, 0x49, \
1408 struct kvm_userspace_memory_region2)
27e0393f
CO		 1409
1410/* enable ucontrol for s390 */
1411struct kvm_s390_ucas_mapping {
1412 __u64 user_addr;
1413 __u64 vcpu_addr;
1414 __u64 length;
1415};
1416#define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1417#define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
ccc7910f 1418#define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
27e0393f 1419
85f455f7 1420/* Device model IOC */
c54d2aba
JK		 1421#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
1422#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
1423#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1424#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
1425#define KVM_CREATE_PIT _IO(KVMIO, 0x64)
1426#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1427#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
1428#define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
5f94c174
LV		 1429#define KVM_REGISTER_COALESCED_MMIO \
1430 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
1431#define KVM_UNREGISTER_COALESCED_MMIO \
1432 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
c54d2aba 1433#define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
c54d2aba 1434#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
c54d2aba
JK		 1435#define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
1436#define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
1437#define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
1438#define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
1439#define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
1440#define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
1441#define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
1442/* Available with KVM_CAP_PIT_STATE2 */
1443#define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
1444#define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
15711e9c
AG		 1445/* Available with KVM_CAP_PPC_GET_PVINFO */
1446#define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
ffbb61d0
DW		 1447/* Available with KVM_CAP_TSC_CONTROL for a vCPU, or with
1448* KVM_CAP_VM_TSC_CONTROL to set defaults for a VM */
92a1f12d
JR		 1449#define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
1450#define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
07975ad3
JK		 1451/* Available with KVM_CAP_SIGNAL_MSI */
1452#define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
5b74716e
BH		 1453/* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1454#define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
32fad281
PM		 1455/* Available with KVM_CAP_PPC_ALLOC_HTAB */
1456#define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
ed7a8d7a 1457#define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
58ded420
AK		 1458#define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \
1459 struct kvm_create_spapr_tce_64)
ed7a8d7a
PM		 1460/* Available with KVM_CAP_RMA */
1461#define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
a2932923
PM		 1462/* Available with KVM_CAP_PPC_HTAB_FD */
1463#define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
3401d546
CD		 1464/* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1465#define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
8e591cb7
ME		 1466/* Available with KVM_CAP_PPC_RTAS */
1467#define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
ef1ead0c
DG		 1468/* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1469#define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1470#define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
c9270132
PM		 1471/* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1472#define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg)
1473/* Available with KVM_CAP_PPC_RADIX_MMU */
1474#define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info)
3214d01f
PM		 1475/* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1476#define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char)
66bb8a06
EH		 1477/* Available with KVM_CAP_PMU_EVENT_FILTER */
1478#define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter)
22945688 1479#define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3)
f0376edb 1480#define KVM_ARM_MTE_COPY_TAGS _IOR(KVMIO, 0xb4, struct kvm_arm_copy_mte_tags)
30ec7997
MZ		 1481/* Available with KVM_CAP_COUNTER_OFFSET */
1482#define KVM_ARM_SET_COUNTER_OFFSET _IOW(KVMIO, 0xb5, struct kvm_arm_counter_offset)
3f9cd0ca 1483#define KVM_ARM_GET_REG_WRITABLE_MASKS _IOR(KVMIO, 0xb6, struct reg_mask_range)
bccf2150 1484
852b6d57
SW		 1485/* ioctl for vm fd */
1486#define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
1487
1488/* ioctls for fds returned by KVM_CREATE_DEVICE */
1489#define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
1490#define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
1491#define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
1492
bccf2150
AK		 1493/*
1494 * ioctls for vcpu fds
1495 */
739872c5
AK		 1496#define KVM_RUN _IO(KVMIO, 0x80)
1497#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
1498#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
1499#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
1500#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
1501#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
1502#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
739872c5
AK		 1503#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
1504#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
1505#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
1961d276 1506#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
b8836737
AK		 1507#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
1508#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
96ad2cc6
ED		 1509#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
1510#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
07716717
DK		 1511#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
1512#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
b209749f 1513/* Available with KVM_CAP_VAPIC */
c54d2aba 1514#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
b93463aa
AK		 1515/* Available with KVM_CAP_VAPIC */
1516#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
ba5c1e9b
CO		 1517/* valid for virtual machine (for floating interrupt)_and_ vcpu */
1518#define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
b0c632db
HC		 1519/* store status for s390 */
1520#define KVM_S390_STORE_STATUS_NOADDR (-1ul)
1521#define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
1522#define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
1523/* initial ipl psw for s390 */
1524#define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
1525/* initial reset for s390 */
c54d2aba 1526#define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
62d9f0db
MT		 1527#define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
1528#define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
44b5ce73 1529/* Available with KVM_CAP_USER_NMI */
c54d2aba 1530#define KVM_NMI _IO(KVMIO, 0x9a)
d0bfb940
JK		 1531/* Available with KVM_CAP_SET_GUEST_DEBUG */
1532#define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
890ca9ae
HY		 1533/* MCE for x86 */
1534#define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
1535#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
1536#define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
3cfc3092
JK		 1537/* Available with KVM_CAP_VCPU_EVENTS */
1538#define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
1539#define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
a1efbe77
JK		 1540/* Available with KVM_CAP_DEBUGREGS */
1541#define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
1542#define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
d938dc55 1543/*
22725266 1544 * vcpu version available with KVM_CAP_ENABLE_CAP
d938dc55
CH		 1545 * vm version available with KVM_CAP_ENABLE_CAP_VM
1546 */
71fbfd5f 1547#define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
2d5b5a66
SY		 1548/* Available with KVM_CAP_XSAVE */
1549#define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
1550#define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
1551/* Available with KVM_CAP_XCRS */
1552#define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
1553#define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
dc83b8bc
SW		 1554/* Available with KVM_CAP_SW_TLB */
1555#define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
e24ed81f
AG		 1556/* Available with KVM_CAP_ONE_REG */
1557#define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
1558#define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
1c0b28c2
EM		 1559/* VM is being stopped by host */
1560#define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
749cf76c 1561#define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
42c4e0c7 1562#define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init)
749cf76c 1563#define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
41408c28
TH		 1564/* Available with KVM_CAP_S390_MEM_OP */
1565#define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op)
30ee2a98
JH		 1566/* Available with KVM_CAP_S390_SKEYS */
1567#define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1568#define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
47b43c52
JF		 1569/* Available with KVM_CAP_S390_INJECT_IRQ */
1570#define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq)
816c7667
JF		 1571/* Available with KVM_CAP_S390_IRQ_STATE */
1572#define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1573#define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
f077825a
PB		 1574/* Available with KVM_CAP_X86_SMM */
1575#define KVM_SMI _IO(KVMIO, 0xb7)
4036e387 1576/* Available with KVM_CAP_S390_CMMA_MIGRATION */
949c0336 1577#define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
4036e387 1578#define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
5acc5c06
BS		 1579/* Memory Encryption Commands */
1580#define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long)
d98e6346 1581
69eaedee
BS		 1582struct kvm_enc_region {
1583 __u64 addr;
1584 __u64 size;
1585};
1586
1587#define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1588#define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1589
faeb7833
RK		 1590/* Available with KVM_CAP_HYPERV_EVENTFD */
1591#define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd)
1592
8fcc4b59
JM		 1593/* Available with KVM_CAP_NESTED_STATE */
1594#define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1595#define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state)
faeb7833 1596
d7547c55 1597/* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
2a31b9db
PB		 1598#define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1599
c21d54f0 1600/* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */
2bc39970
VK		 1601#define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1602
7dd32a0d
DM		 1603/* Available with KVM_CAP_ARM_SVE */
1604#define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int)
1605
7de3f142
JF		 1606/* Available with KVM_CAP_S390_VCPU_RESETS */
1607#define KVM_S390_NORMAL_RESET _IO(KVMIO, 0xc3)
1608#define KVM_S390_CLEAR_RESET _IO(KVMIO, 0xc4)
1609
29b40f10
JF		 1610struct kvm_s390_pv_sec_parm {
1611 __u64 origin;
1612 __u64 length;
1613};
1614
1615struct kvm_s390_pv_unp {
1616 __u64 addr;
1617 __u64 size;
1618 __u64 tweak;
1619};
1620
0460eb35
JF		 1621enum pv_cmd_dmp_id {
1622 KVM_PV_DUMP_INIT,
1623 KVM_PV_DUMP_CONFIG_STOR_STATE,
1624 KVM_PV_DUMP_COMPLETE,
8aba0958 1625 KVM_PV_DUMP_CPU,
0460eb35
JF		 1626};
1627
1628struct kvm_s390_pv_dmp {
1629 __u64 subcmd;
1630 __u64 buff_addr;
1631 __u64 buff_len;
1632 __u64 gaddr; /* For dump storage state */
1633 __u64 reserved[4];
1634};
1635
35d02493
JF		 1636enum pv_cmd_info_id {
1637 KVM_PV_INFO_VM,
fe9a93e0
JF		 1638 KVM_PV_INFO_DUMP,
1639};
1640
1641struct kvm_s390_pv_info_dump {
1642 __u64 dump_cpu_buffer_len;
1643 __u64 dump_config_mem_buffer_per_1m;
1644 __u64 dump_config_finalize_len;
35d02493
JF		 1645};
1646
1647struct kvm_s390_pv_info_vm {
1648 __u64 inst_calls_list[4];
1649 __u64 max_cpus;
1650 __u64 max_guests;
1651 __u64 max_guest_addr;
1652 __u64 feature_indication;
1653};
1654
1655struct kvm_s390_pv_info_header {
1656 __u32 id;
1657 __u32 len_max;
1658 __u32 len_written;
1659 __u32 reserved;
1660};
1661
1662struct kvm_s390_pv_info {
1663 struct kvm_s390_pv_info_header header;
fe9a93e0
JF		 1664 union {
1665 struct kvm_s390_pv_info_dump dump;
1666 struct kvm_s390_pv_info_vm vm;
1667 };
35d02493
JF		 1668};
1669
29b40f10
JF		 1670enum pv_cmd_id {
1671 KVM_PV_ENABLE,
1672 KVM_PV_DISABLE,
1673 KVM_PV_SET_SEC_PARMS,
1674 KVM_PV_UNPACK,
1675 KVM_PV_VERIFY,
e0d2773d
JF		 1676 KVM_PV_PREP_RESET,
1677 KVM_PV_UNSHARE_ALL,
35d02493 1678 KVM_PV_INFO,
0460eb35 1679 KVM_PV_DUMP,
fb491d55
CI		 1680 KVM_PV_ASYNC_CLEANUP_PREPARE,
1681 KVM_PV_ASYNC_CLEANUP_PERFORM,
29b40f10
JF		 1682};
1683
1684struct kvm_pv_cmd {
1685 __u32 cmd; /* Command to be executed */
1686 __u16 rc; /* Ultravisor return code */
1687 __u16 rrc; /* Ultravisor return reason code */
1688 __u64 data; /* Data or address */
1689 __u32 flags; /* flags for future extensions. Must be 0 for now */
1690 __u32 reserved[3];
1691};
1692
1693/* Available with KVM_CAP_S390_PROTECTED */
1694#define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd)
1695
1a155254
AG		 1696/* Available with KVM_CAP_X86_MSR_FILTER */
1697#define KVM_X86_SET_MSR_FILTER _IOW(KVMIO, 0xc6, struct kvm_msr_filter)
1698
fb04a1ed
PX		 1699/* Available with KVM_CAP_DIRTY_LOG_RING */
1700#define KVM_RESET_DIRTY_RINGS _IO(KVMIO, 0xc7)
1701
3e324615 1702/* Per-VM Xen attributes */
a76b9641
JM		 1703#define KVM_XEN_HVM_GET_ATTR _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr)
1704#define KVM_XEN_HVM_SET_ATTR _IOW(KVMIO, 0xc9, struct kvm_xen_hvm_attr)
1705
3e324615
DW		 1706/* Per-vCPU Xen attributes */
1707#define KVM_XEN_VCPU_GET_ATTR _IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr)
1708#define KVM_XEN_VCPU_SET_ATTR _IOW(KVMIO, 0xcb, struct kvm_xen_vcpu_attr)
1709
35025735
DW		 1710/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */
1711#define KVM_XEN_HVM_EVTCHN_SEND _IOW(KVMIO, 0xd0, struct kvm_irq_routing_xen_evtchn)
1712
6dba9403
ML		 1713#define KVM_GET_SREGS2 _IOR(KVMIO, 0xcc, struct kvm_sregs2)
1714#define KVM_SET_SREGS2 _IOW(KVMIO, 0xcd, struct kvm_sregs2)
1715
3fe17e68
AG		 1716/* Available with KVM_CAP_ARM_USER_IRQ */
1717
1718/* Bits for run->s.regs.device_irq_level */
1719#define KVM_ARM_DEV_EL1_VTIMER (1 << 0)
1720#define KVM_ARM_DEV_EL1_PTIMER (1 << 1)
1721#define KVM_ARM_DEV_PMU (1 << 2)
1722
3c9bd400
JZ		 1723#define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0)
1724#define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1)
1725
fb04a1ed
PX		 1726/*
1727 * Arch needs to define the macro after implementing the dirty ring
1728 * feature. KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the
1729 * starting page offset of the dirty ring structures.
1730 */
1731#ifndef KVM_DIRTY_LOG_PAGE_OFFSET
1732#define KVM_DIRTY_LOG_PAGE_OFFSET 0
1733#endif
1734
1735/*
1736 * KVM dirty GFN flags, defined as:
1737 *
1738 * |---------------+---------------+--------------|
1739 * | bit 1 (reset) | bit 0 (dirty) | Status |
1740 * |---------------+---------------+--------------|
1741 * | 0 | 0 | Invalid GFN |
1742 * | 0 | 1 | Dirty GFN |
1743 * | 1 | X | GFN to reset |
1744 * |---------------+---------------+--------------|
1745 *
1746 * Lifecycle of a dirty GFN goes like:
1747 *
1748 * dirtied harvested reset
1749 * 00 -----------> 01 -------------> 1X -------+
1750 * ^ |
1751 * | |
1752 * +------------------------------------------+
1753 *
1754 * The userspace program is only responsible for the 01->1X state
1755 * conversion after harvesting an entry. Also, it must not skip any
1756 * dirty bits, so that dirty bits are always harvested in sequence.
1757 */
fb1070d1
JR		 1758#define KVM_DIRTY_GFN_F_DIRTY _BITUL(0)
1759#define KVM_DIRTY_GFN_F_RESET _BITUL(1)
fb04a1ed
PX		 1760#define KVM_DIRTY_GFN_F_MASK 0x3
1761
1762/*
1763 * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of
1764 * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn. The
1765 * size of the gfn buffer is decided by the first argument when
1766 * enabling KVM_CAP_DIRTY_LOG_RING.
1767 */
1768struct kvm_dirty_gfn {
1769 __u32 flags;
1770 __u32 slot;
1771 __u64 offset;
1772};
1773
fe6b6bc8
CQ		 1774#define KVM_BUS_LOCK_DETECTION_OFF (1 << 0)
1775#define KVM_BUS_LOCK_DETECTION_EXIT (1 << 1)
1776
ba7bb663
DD		 1777#define KVM_PMU_CAP_DISABLE (1 << 0)
1778
cb082bfa
JZ		 1779/**
1780 * struct kvm_stats_header - Header of per vm/vcpu binary statistics data.
1781 * @flags: Some extra information for header, always 0 for now.
1782 * @name_size: The size in bytes of the memory which contains statistics
1783 * name string including trailing '\0'. The memory is allocated
1784 * at the send of statistics descriptor.
1785 * @num_desc: The number of statistics the vm or vcpu has.
1786 * @id_offset: The offset of the vm/vcpu stats' id string in the file pointed
1787 * by vm/vcpu stats fd.
1788 * @desc_offset: The offset of the vm/vcpu stats' descriptor block in the file
1789 * pointd by vm/vcpu stats fd.
1790 * @data_offset: The offset of the vm/vcpu stats' data block in the file
1791 * pointed by vm/vcpu stats fd.
1792 *
1793 * This is the header userspace needs to read from stats fd before any other
1794 * readings. It is used by userspace to discover all the information about the
1795 * vm/vcpu's binary statistics.
1796 * Userspace reads this header from the start of the vm/vcpu's stats fd.
1797 */
1798struct kvm_stats_header {
1799 __u32 flags;
1800 __u32 name_size;
1801 __u32 num_desc;
1802 __u32 id_offset;
1803 __u32 desc_offset;
1804 __u32 data_offset;
1805};
1806
1807#define KVM_STATS_TYPE_SHIFT 0
1808#define KVM_STATS_TYPE_MASK (0xF << KVM_STATS_TYPE_SHIFT)
1809#define KVM_STATS_TYPE_CUMULATIVE (0x0 << KVM_STATS_TYPE_SHIFT)
1810#define KVM_STATS_TYPE_INSTANT (0x1 << KVM_STATS_TYPE_SHIFT)
1811#define KVM_STATS_TYPE_PEAK (0x2 << KVM_STATS_TYPE_SHIFT)
f95937cc
JZ		 1812#define KVM_STATS_TYPE_LINEAR_HIST (0x3 << KVM_STATS_TYPE_SHIFT)
1813#define KVM_STATS_TYPE_LOG_HIST (0x4 << KVM_STATS_TYPE_SHIFT)
1814#define KVM_STATS_TYPE_MAX KVM_STATS_TYPE_LOG_HIST
cb082bfa
JZ		 1815
1816#define KVM_STATS_UNIT_SHIFT 4
1817#define KVM_STATS_UNIT_MASK (0xF << KVM_STATS_UNIT_SHIFT)
1818#define KVM_STATS_UNIT_NONE (0x0 << KVM_STATS_UNIT_SHIFT)
1819#define KVM_STATS_UNIT_BYTES (0x1 << KVM_STATS_UNIT_SHIFT)
1820#define KVM_STATS_UNIT_SECONDS (0x2 << KVM_STATS_UNIT_SHIFT)
1821#define KVM_STATS_UNIT_CYCLES (0x3 << KVM_STATS_UNIT_SHIFT)
1b870fa5 1822#define KVM_STATS_UNIT_BOOLEAN (0x4 << KVM_STATS_UNIT_SHIFT)
450a5639 1823#define KVM_STATS_UNIT_MAX KVM_STATS_UNIT_BOOLEAN
cb082bfa
JZ		 1824
1825#define KVM_STATS_BASE_SHIFT 8
1826#define KVM_STATS_BASE_MASK (0xF << KVM_STATS_BASE_SHIFT)
1827#define KVM_STATS_BASE_POW10 (0x0 << KVM_STATS_BASE_SHIFT)
1828#define KVM_STATS_BASE_POW2 (0x1 << KVM_STATS_BASE_SHIFT)
1829#define KVM_STATS_BASE_MAX KVM_STATS_BASE_POW2
1830
1831/**
1832 * struct kvm_stats_desc - Descriptor of a KVM statistics.
1833 * @flags: Annotations of the stats, like type, unit, etc.
1834 * @exponent: Used together with @flags to determine the unit.
1835 * @size: The number of data items for this stats.
1836 * Every data item is of type __u64.
1837 * @offset: The offset of the stats to the start of stat structure in
f95937cc
JZ		 1838 * structure kvm or kvm_vcpu.
1839 * @bucket_size: A parameter value used for histogram stats. It is only used
1840 * for linear histogram stats, specifying the size of the bucket;
cb082bfa
JZ		 1841 * @name: The name string for the stats. Its size is indicated by the
1842 * &kvm_stats_header->name_size.
1843 */
1844struct kvm_stats_desc {
1845 __u32 flags;
1846 __s16 exponent;
1847 __u16 size;
1848 __u32 offset;
f95937cc 1849 __u32 bucket_size;
cb082bfa
JZ		 1850 char name[];
1851};
1852
1853#define KVM_GET_STATS_FD _IO(KVMIO, 0xce)
1854
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JF		 1855/* Available with KVM_CAP_XSAVE2 */
1856#define KVM_GET_XSAVE2 _IOR(KVMIO, 0xcf, struct kvm_xsave)
1857
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JF		 1858/* Available with KVM_CAP_S390_PROTECTED_DUMP */
1859#define KVM_S390_PV_CPU_COMMAND _IOWR(KVMIO, 0xd0, struct kvm_pv_cmd)
1860
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TX		 1861/* Available with KVM_CAP_X86_NOTIFY_VMEXIT */
1862#define KVM_X86_NOTIFY_VMEXIT_ENABLED (1ULL << 0)
1863#define KVM_X86_NOTIFY_VMEXIT_USER (1ULL << 1)
1864
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MR		 1865/* Available with KVM_CAP_S390_ZPCI_OP */
1866#define KVM_S390_ZPCI_OP _IOW(KVMIO, 0xd1, struct kvm_s390_zpci_op)
1867
1868struct kvm_s390_zpci_op {
1869 /* in */
1870 __u32 fh; /* target device */
1871 __u8 op; /* operation to perform */
1872 __u8 pad[3];
1873 union {
1874 /* for KVM_S390_ZPCIOP_REG_AEN */
1875 struct {
1876 __u64 ibv; /* Guest addr of interrupt bit vector */
1877 __u64 sb; /* Guest addr of summary bit */
1878 __u32 flags;
1879 __u32 noi; /* Number of interrupts */
1880 __u8 isc; /* Guest interrupt subclass */
1881 __u8 sbo; /* Offset of guest summary bit vector */
1882 __u16 pad;
1883 } reg_aen;
1884 __u64 reserved[8];
1885 } u;
1886};
1887
1888/* types for kvm_s390_zpci_op->op */
1889#define KVM_S390_ZPCIOP_REG_AEN 0
1890#define KVM_S390_ZPCIOP_DEREG_AEN 1
1891
1892/* flags for kvm_s390_zpci_op->u.reg_aen.flags */
1893#define KVM_S390_ZPCIOP_REGAEN_HOST (1 << 0)
1894
5a475554
CP		 1895/* Available with KVM_CAP_MEMORY_ATTRIBUTES */
1896#define KVM_SET_MEMORY_ATTRIBUTES _IOW(KVMIO, 0xd2, struct kvm_memory_attributes)
1897
1898struct kvm_memory_attributes {
1899 __u64 address;
1900 __u64 size;
1901 __u64 attributes;
1902 __u64 flags;
1903};
1904
1905#define KVM_MEMORY_ATTRIBUTE_PRIVATE (1ULL << 3)
1906
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SC		 1907#define KVM_CREATE_GUEST_MEMFD _IOWR(KVMIO, 0xd4, struct kvm_create_guest_memfd)
1908
1909struct kvm_create_guest_memfd {
1910 __u64 size;
1911 __u64 flags;
1912 __u64 reserved[6];
1913};
1914
c54d2aba 1915#endif /* __LINUX_KVM_H */
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git