Linux kernel mirror (for testing)
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1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef __LINUX_KVM_H
3#define __LINUX_KVM_H
4
5/*
6 * Userspace interface for /dev/kvm - kernel based virtual machine
7 *
8 * Note: you must update KVM_API_VERSION if you change this interface.
9 */
10
11#include <linux/types.h>
12#include <linux/compiler.h>
13#include <linux/ioctl.h>
14#include <asm/kvm.h>
15
16#define KVM_API_VERSION 12
17
18/* *** Deprecated interfaces *** */
19
20#define KVM_TRC_SHIFT 16
21
22#define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT)
23#define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1))
24
25#define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01)
26#define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02)
27#define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01)
28
29#define KVM_TRC_HEAD_SIZE 12
30#define KVM_TRC_CYCLE_SIZE 8
31#define KVM_TRC_EXTRA_MAX 7
32
33#define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02)
34#define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03)
35#define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04)
36#define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05)
37#define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06)
38#define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07)
39#define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08)
40#define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09)
41#define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A)
42#define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B)
43#define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C)
44#define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D)
45#define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E)
46#define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F)
47#define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10)
48#define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11)
49#define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12)
50#define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13)
51#define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14)
52#define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15)
53#define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16)
54#define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17)
55#define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18)
56#define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19)
57
58struct kvm_user_trace_setup {
59 __u32 buf_size;
60 __u32 buf_nr;
61};
62
63#define __KVM_DEPRECATED_MAIN_W_0x06 \
64 _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
65#define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
66#define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
67
68#define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
69
70struct kvm_breakpoint {
71 __u32 enabled;
72 __u32 padding;
73 __u64 address;
74};
75
76struct kvm_debug_guest {
77 __u32 enabled;
78 __u32 pad;
79 struct kvm_breakpoint breakpoints[4];
80 __u32 singlestep;
81};
82
83#define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
84
85/* *** End of deprecated interfaces *** */
86
87
88/* for KVM_CREATE_MEMORY_REGION */
89struct kvm_memory_region {
90 __u32 slot;
91 __u32 flags;
92 __u64 guest_phys_addr;
93 __u64 memory_size; /* bytes */
94};
95
96/* for KVM_SET_USER_MEMORY_REGION */
97struct kvm_userspace_memory_region {
98 __u32 slot;
99 __u32 flags;
100 __u64 guest_phys_addr;
101 __u64 memory_size; /* bytes */
102 __u64 userspace_addr; /* start of the userspace allocated memory */
103};
104
105/*
106 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
107 * other bits are reserved for kvm internal use which are defined in
108 * include/linux/kvm_host.h.
109 */
110#define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
111#define KVM_MEM_READONLY (1UL << 1)
112
113/* for KVM_IRQ_LINE */
114struct kvm_irq_level {
115 /*
116 * ACPI gsi notion of irq.
117 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
118 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
119 * For ARM: See Documentation/virt/kvm/api.rst
120 */
121 union {
122 __u32 irq;
123 __s32 status;
124 };
125 __u32 level;
126};
127
128
129struct kvm_irqchip {
130 __u32 chip_id;
131 __u32 pad;
132 union {
133 char dummy[512]; /* reserving space */
134#ifdef __KVM_HAVE_PIT
135 struct kvm_pic_state pic;
136#endif
137#ifdef __KVM_HAVE_IOAPIC
138 struct kvm_ioapic_state ioapic;
139#endif
140 } chip;
141};
142
143/* for KVM_CREATE_PIT2 */
144struct kvm_pit_config {
145 __u32 flags;
146 __u32 pad[15];
147};
148
149#define KVM_PIT_SPEAKER_DUMMY 1
150
151struct kvm_s390_skeys {
152 __u64 start_gfn;
153 __u64 count;
154 __u64 skeydata_addr;
155 __u32 flags;
156 __u32 reserved[9];
157};
158
159#define KVM_S390_CMMA_PEEK (1 << 0)
160
161/**
162 * kvm_s390_cmma_log - Used for CMMA migration.
163 *
164 * Used both for input and output.
165 *
166 * @start_gfn: Guest page number to start from.
167 * @count: Size of the result buffer.
168 * @flags: Control operation mode via KVM_S390_CMMA_* flags
169 * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
170 * pages are still remaining.
171 * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
172 * in the PGSTE.
173 * @values: Pointer to the values buffer.
174 *
175 * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
176 */
177struct kvm_s390_cmma_log {
178 __u64 start_gfn;
179 __u32 count;
180 __u32 flags;
181 union {
182 __u64 remaining;
183 __u64 mask;
184 };
185 __u64 values;
186};
187
188struct kvm_hyperv_exit {
189#define KVM_EXIT_HYPERV_SYNIC 1
190#define KVM_EXIT_HYPERV_HCALL 2
191#define KVM_EXIT_HYPERV_SYNDBG 3
192 __u32 type;
193 __u32 pad1;
194 union {
195 struct {
196 __u32 msr;
197 __u32 pad2;
198 __u64 control;
199 __u64 evt_page;
200 __u64 msg_page;
201 } synic;
202 struct {
203 __u64 input;
204 __u64 result;
205 __u64 params[2];
206 } hcall;
207 struct {
208 __u32 msr;
209 __u32 pad2;
210 __u64 control;
211 __u64 status;
212 __u64 send_page;
213 __u64 recv_page;
214 __u64 pending_page;
215 } syndbg;
216 } u;
217};
218
219#define KVM_S390_GET_SKEYS_NONE 1
220#define KVM_S390_SKEYS_MAX 1048576
221
222#define KVM_EXIT_UNKNOWN 0
223#define KVM_EXIT_EXCEPTION 1
224#define KVM_EXIT_IO 2
225#define KVM_EXIT_HYPERCALL 3
226#define KVM_EXIT_DEBUG 4
227#define KVM_EXIT_HLT 5
228#define KVM_EXIT_MMIO 6
229#define KVM_EXIT_IRQ_WINDOW_OPEN 7
230#define KVM_EXIT_SHUTDOWN 8
231#define KVM_EXIT_FAIL_ENTRY 9
232#define KVM_EXIT_INTR 10
233#define KVM_EXIT_SET_TPR 11
234#define KVM_EXIT_TPR_ACCESS 12
235#define KVM_EXIT_S390_SIEIC 13
236#define KVM_EXIT_S390_RESET 14
237#define KVM_EXIT_DCR 15 /* deprecated */
238#define KVM_EXIT_NMI 16
239#define KVM_EXIT_INTERNAL_ERROR 17
240#define KVM_EXIT_OSI 18
241#define KVM_EXIT_PAPR_HCALL 19
242#define KVM_EXIT_S390_UCONTROL 20
243#define KVM_EXIT_WATCHDOG 21
244#define KVM_EXIT_S390_TSCH 22
245#define KVM_EXIT_EPR 23
246#define KVM_EXIT_SYSTEM_EVENT 24
247#define KVM_EXIT_S390_STSI 25
248#define KVM_EXIT_IOAPIC_EOI 26
249#define KVM_EXIT_HYPERV 27
250#define KVM_EXIT_ARM_NISV 28
251#define KVM_EXIT_X86_RDMSR 29
252#define KVM_EXIT_X86_WRMSR 30
253
254/* For KVM_EXIT_INTERNAL_ERROR */
255/* Emulate instruction failed. */
256#define KVM_INTERNAL_ERROR_EMULATION 1
257/* Encounter unexpected simultaneous exceptions. */
258#define KVM_INTERNAL_ERROR_SIMUL_EX 2
259/* Encounter unexpected vm-exit due to delivery event. */
260#define KVM_INTERNAL_ERROR_DELIVERY_EV 3
261/* Encounter unexpected vm-exit reason */
262#define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4
263
264/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
265struct kvm_run {
266 /* in */
267 __u8 request_interrupt_window;
268 __u8 immediate_exit;
269 __u8 padding1[6];
270
271 /* out */
272 __u32 exit_reason;
273 __u8 ready_for_interrupt_injection;
274 __u8 if_flag;
275 __u16 flags;
276
277 /* in (pre_kvm_run), out (post_kvm_run) */
278 __u64 cr8;
279 __u64 apic_base;
280
281#ifdef __KVM_S390
282 /* the processor status word for s390 */
283 __u64 psw_mask; /* psw upper half */
284 __u64 psw_addr; /* psw lower half */
285#endif
286 union {
287 /* KVM_EXIT_UNKNOWN */
288 struct {
289 __u64 hardware_exit_reason;
290 } hw;
291 /* KVM_EXIT_FAIL_ENTRY */
292 struct {
293 __u64 hardware_entry_failure_reason;
294 __u32 cpu;
295 } fail_entry;
296 /* KVM_EXIT_EXCEPTION */
297 struct {
298 __u32 exception;
299 __u32 error_code;
300 } ex;
301 /* KVM_EXIT_IO */
302 struct {
303#define KVM_EXIT_IO_IN 0
304#define KVM_EXIT_IO_OUT 1
305 __u8 direction;
306 __u8 size; /* bytes */
307 __u16 port;
308 __u32 count;
309 __u64 data_offset; /* relative to kvm_run start */
310 } io;
311 /* KVM_EXIT_DEBUG */
312 struct {
313 struct kvm_debug_exit_arch arch;
314 } debug;
315 /* KVM_EXIT_MMIO */
316 struct {
317 __u64 phys_addr;
318 __u8 data[8];
319 __u32 len;
320 __u8 is_write;
321 } mmio;
322 /* KVM_EXIT_HYPERCALL */
323 struct {
324 __u64 nr;
325 __u64 args[6];
326 __u64 ret;
327 __u32 longmode;
328 __u32 pad;
329 } hypercall;
330 /* KVM_EXIT_TPR_ACCESS */
331 struct {
332 __u64 rip;
333 __u32 is_write;
334 __u32 pad;
335 } tpr_access;
336 /* KVM_EXIT_S390_SIEIC */
337 struct {
338 __u8 icptcode;
339 __u16 ipa;
340 __u32 ipb;
341 } s390_sieic;
342 /* KVM_EXIT_S390_RESET */
343#define KVM_S390_RESET_POR 1
344#define KVM_S390_RESET_CLEAR 2
345#define KVM_S390_RESET_SUBSYSTEM 4
346#define KVM_S390_RESET_CPU_INIT 8
347#define KVM_S390_RESET_IPL 16
348 __u64 s390_reset_flags;
349 /* KVM_EXIT_S390_UCONTROL */
350 struct {
351 __u64 trans_exc_code;
352 __u32 pgm_code;
353 } s390_ucontrol;
354 /* KVM_EXIT_DCR (deprecated) */
355 struct {
356 __u32 dcrn;
357 __u32 data;
358 __u8 is_write;
359 } dcr;
360 /* KVM_EXIT_INTERNAL_ERROR */
361 struct {
362 __u32 suberror;
363 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
364 __u32 ndata;
365 __u64 data[16];
366 } internal;
367 /* KVM_EXIT_OSI */
368 struct {
369 __u64 gprs[32];
370 } osi;
371 /* KVM_EXIT_PAPR_HCALL */
372 struct {
373 __u64 nr;
374 __u64 ret;
375 __u64 args[9];
376 } papr_hcall;
377 /* KVM_EXIT_S390_TSCH */
378 struct {
379 __u16 subchannel_id;
380 __u16 subchannel_nr;
381 __u32 io_int_parm;
382 __u32 io_int_word;
383 __u32 ipb;
384 __u8 dequeued;
385 } s390_tsch;
386 /* KVM_EXIT_EPR */
387 struct {
388 __u32 epr;
389 } epr;
390 /* KVM_EXIT_SYSTEM_EVENT */
391 struct {
392#define KVM_SYSTEM_EVENT_SHUTDOWN 1
393#define KVM_SYSTEM_EVENT_RESET 2
394#define KVM_SYSTEM_EVENT_CRASH 3
395 __u32 type;
396 __u64 flags;
397 } system_event;
398 /* KVM_EXIT_S390_STSI */
399 struct {
400 __u64 addr;
401 __u8 ar;
402 __u8 reserved;
403 __u8 fc;
404 __u8 sel1;
405 __u16 sel2;
406 } s390_stsi;
407 /* KVM_EXIT_IOAPIC_EOI */
408 struct {
409 __u8 vector;
410 } eoi;
411 /* KVM_EXIT_HYPERV */
412 struct kvm_hyperv_exit hyperv;
413 /* KVM_EXIT_ARM_NISV */
414 struct {
415 __u64 esr_iss;
416 __u64 fault_ipa;
417 } arm_nisv;
418 /* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */
419 struct {
420 __u8 error; /* user -> kernel */
421 __u8 pad[7];
422#define KVM_MSR_EXIT_REASON_INVAL (1 << 0)
423#define KVM_MSR_EXIT_REASON_UNKNOWN (1 << 1)
424#define KVM_MSR_EXIT_REASON_FILTER (1 << 2)
425 __u32 reason; /* kernel -> user */
426 __u32 index; /* kernel -> user */
427 __u64 data; /* kernel <-> user */
428 } msr;
429 /* Fix the size of the union. */
430 char padding[256];
431 };
432
433 /* 2048 is the size of the char array used to bound/pad the size
434 * of the union that holds sync regs.
435 */
436 #define SYNC_REGS_SIZE_BYTES 2048
437 /*
438 * shared registers between kvm and userspace.
439 * kvm_valid_regs specifies the register classes set by the host
440 * kvm_dirty_regs specified the register classes dirtied by userspace
441 * struct kvm_sync_regs is architecture specific, as well as the
442 * bits for kvm_valid_regs and kvm_dirty_regs
443 */
444 __u64 kvm_valid_regs;
445 __u64 kvm_dirty_regs;
446 union {
447 struct kvm_sync_regs regs;
448 char padding[SYNC_REGS_SIZE_BYTES];
449 } s;
450};
451
452/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
453
454struct kvm_coalesced_mmio_zone {
455 __u64 addr;
456 __u32 size;
457 union {
458 __u32 pad;
459 __u32 pio;
460 };
461};
462
463struct kvm_coalesced_mmio {
464 __u64 phys_addr;
465 __u32 len;
466 union {
467 __u32 pad;
468 __u32 pio;
469 };
470 __u8 data[8];
471};
472
473struct kvm_coalesced_mmio_ring {
474 __u32 first, last;
475 struct kvm_coalesced_mmio coalesced_mmio[0];
476};
477
478#define KVM_COALESCED_MMIO_MAX \
479 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
480 sizeof(struct kvm_coalesced_mmio))
481
482/* for KVM_TRANSLATE */
483struct kvm_translation {
484 /* in */
485 __u64 linear_address;
486
487 /* out */
488 __u64 physical_address;
489 __u8 valid;
490 __u8 writeable;
491 __u8 usermode;
492 __u8 pad[5];
493};
494
495/* for KVM_S390_MEM_OP */
496struct kvm_s390_mem_op {
497 /* in */
498 __u64 gaddr; /* the guest address */
499 __u64 flags; /* flags */
500 __u32 size; /* amount of bytes */
501 __u32 op; /* type of operation */
502 __u64 buf; /* buffer in userspace */
503 union {
504 __u8 ar; /* the access register number */
505 __u32 sida_offset; /* offset into the sida */
506 __u8 reserved[32]; /* should be set to 0 */
507 };
508};
509/* types for kvm_s390_mem_op->op */
510#define KVM_S390_MEMOP_LOGICAL_READ 0
511#define KVM_S390_MEMOP_LOGICAL_WRITE 1
512#define KVM_S390_MEMOP_SIDA_READ 2
513#define KVM_S390_MEMOP_SIDA_WRITE 3
514/* flags for kvm_s390_mem_op->flags */
515#define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0)
516#define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1)
517
518/* for KVM_INTERRUPT */
519struct kvm_interrupt {
520 /* in */
521 __u32 irq;
522};
523
524/* for KVM_GET_DIRTY_LOG */
525struct kvm_dirty_log {
526 __u32 slot;
527 __u32 padding1;
528 union {
529 void __user *dirty_bitmap; /* one bit per page */
530 __u64 padding2;
531 };
532};
533
534/* for KVM_CLEAR_DIRTY_LOG */
535struct kvm_clear_dirty_log {
536 __u32 slot;
537 __u32 num_pages;
538 __u64 first_page;
539 union {
540 void __user *dirty_bitmap; /* one bit per page */
541 __u64 padding2;
542 };
543};
544
545/* for KVM_SET_SIGNAL_MASK */
546struct kvm_signal_mask {
547 __u32 len;
548 __u8 sigset[0];
549};
550
551/* for KVM_TPR_ACCESS_REPORTING */
552struct kvm_tpr_access_ctl {
553 __u32 enabled;
554 __u32 flags;
555 __u32 reserved[8];
556};
557
558/* for KVM_SET_VAPIC_ADDR */
559struct kvm_vapic_addr {
560 __u64 vapic_addr;
561};
562
563/* for KVM_SET_MP_STATE */
564
565/* not all states are valid on all architectures */
566#define KVM_MP_STATE_RUNNABLE 0
567#define KVM_MP_STATE_UNINITIALIZED 1
568#define KVM_MP_STATE_INIT_RECEIVED 2
569#define KVM_MP_STATE_HALTED 3
570#define KVM_MP_STATE_SIPI_RECEIVED 4
571#define KVM_MP_STATE_STOPPED 5
572#define KVM_MP_STATE_CHECK_STOP 6
573#define KVM_MP_STATE_OPERATING 7
574#define KVM_MP_STATE_LOAD 8
575
576struct kvm_mp_state {
577 __u32 mp_state;
578};
579
580struct kvm_s390_psw {
581 __u64 mask;
582 __u64 addr;
583};
584
585/* valid values for type in kvm_s390_interrupt */
586#define KVM_S390_SIGP_STOP 0xfffe0000u
587#define KVM_S390_PROGRAM_INT 0xfffe0001u
588#define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
589#define KVM_S390_RESTART 0xfffe0003u
590#define KVM_S390_INT_PFAULT_INIT 0xfffe0004u
591#define KVM_S390_INT_PFAULT_DONE 0xfffe0005u
592#define KVM_S390_MCHK 0xfffe1000u
593#define KVM_S390_INT_CLOCK_COMP 0xffff1004u
594#define KVM_S390_INT_CPU_TIMER 0xffff1005u
595#define KVM_S390_INT_VIRTIO 0xffff2603u
596#define KVM_S390_INT_SERVICE 0xffff2401u
597#define KVM_S390_INT_EMERGENCY 0xffff1201u
598#define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
599/* Anything below 0xfffe0000u is taken by INT_IO */
600#define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
601 (((schid)) | \
602 ((ssid) << 16) | \
603 ((cssid) << 18) | \
604 ((ai) << 26))
605#define KVM_S390_INT_IO_MIN 0x00000000u
606#define KVM_S390_INT_IO_MAX 0xfffdffffu
607#define KVM_S390_INT_IO_AI_MASK 0x04000000u
608
609
610struct kvm_s390_interrupt {
611 __u32 type;
612 __u32 parm;
613 __u64 parm64;
614};
615
616struct kvm_s390_io_info {
617 __u16 subchannel_id;
618 __u16 subchannel_nr;
619 __u32 io_int_parm;
620 __u32 io_int_word;
621};
622
623struct kvm_s390_ext_info {
624 __u32 ext_params;
625 __u32 pad;
626 __u64 ext_params2;
627};
628
629struct kvm_s390_pgm_info {
630 __u64 trans_exc_code;
631 __u64 mon_code;
632 __u64 per_address;
633 __u32 data_exc_code;
634 __u16 code;
635 __u16 mon_class_nr;
636 __u8 per_code;
637 __u8 per_atmid;
638 __u8 exc_access_id;
639 __u8 per_access_id;
640 __u8 op_access_id;
641#define KVM_S390_PGM_FLAGS_ILC_VALID 0x01
642#define KVM_S390_PGM_FLAGS_ILC_0 0x02
643#define KVM_S390_PGM_FLAGS_ILC_1 0x04
644#define KVM_S390_PGM_FLAGS_ILC_MASK 0x06
645#define KVM_S390_PGM_FLAGS_NO_REWIND 0x08
646 __u8 flags;
647 __u8 pad[2];
648};
649
650struct kvm_s390_prefix_info {
651 __u32 address;
652};
653
654struct kvm_s390_extcall_info {
655 __u16 code;
656};
657
658struct kvm_s390_emerg_info {
659 __u16 code;
660};
661
662#define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
663struct kvm_s390_stop_info {
664 __u32 flags;
665};
666
667struct kvm_s390_mchk_info {
668 __u64 cr14;
669 __u64 mcic;
670 __u64 failing_storage_address;
671 __u32 ext_damage_code;
672 __u32 pad;
673 __u8 fixed_logout[16];
674};
675
676struct kvm_s390_irq {
677 __u64 type;
678 union {
679 struct kvm_s390_io_info io;
680 struct kvm_s390_ext_info ext;
681 struct kvm_s390_pgm_info pgm;
682 struct kvm_s390_emerg_info emerg;
683 struct kvm_s390_extcall_info extcall;
684 struct kvm_s390_prefix_info prefix;
685 struct kvm_s390_stop_info stop;
686 struct kvm_s390_mchk_info mchk;
687 char reserved[64];
688 } u;
689};
690
691struct kvm_s390_irq_state {
692 __u64 buf;
693 __u32 flags; /* will stay unused for compatibility reasons */
694 __u32 len;
695 __u32 reserved[4]; /* will stay unused for compatibility reasons */
696};
697
698/* for KVM_SET_GUEST_DEBUG */
699
700#define KVM_GUESTDBG_ENABLE 0x00000001
701#define KVM_GUESTDBG_SINGLESTEP 0x00000002
702
703struct kvm_guest_debug {
704 __u32 control;
705 __u32 pad;
706 struct kvm_guest_debug_arch arch;
707};
708
709enum {
710 kvm_ioeventfd_flag_nr_datamatch,
711 kvm_ioeventfd_flag_nr_pio,
712 kvm_ioeventfd_flag_nr_deassign,
713 kvm_ioeventfd_flag_nr_virtio_ccw_notify,
714 kvm_ioeventfd_flag_nr_fast_mmio,
715 kvm_ioeventfd_flag_nr_max,
716};
717
718#define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
719#define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
720#define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
721#define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
722 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
723
724#define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
725
726struct kvm_ioeventfd {
727 __u64 datamatch;
728 __u64 addr; /* legal pio/mmio address */
729 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
730 __s32 fd;
731 __u32 flags;
732 __u8 pad[36];
733};
734
735#define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0)
736#define KVM_X86_DISABLE_EXITS_HLT (1 << 1)
737#define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2)
738#define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3)
739#define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \
740 KVM_X86_DISABLE_EXITS_HLT | \
741 KVM_X86_DISABLE_EXITS_PAUSE | \
742 KVM_X86_DISABLE_EXITS_CSTATE)
743
744/* for KVM_ENABLE_CAP */
745struct kvm_enable_cap {
746 /* in */
747 __u32 cap;
748 __u32 flags;
749 __u64 args[4];
750 __u8 pad[64];
751};
752
753/* for KVM_PPC_GET_PVINFO */
754
755#define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
756
757struct kvm_ppc_pvinfo {
758 /* out */
759 __u32 flags;
760 __u32 hcall[4];
761 __u8 pad[108];
762};
763
764/* for KVM_PPC_GET_SMMU_INFO */
765#define KVM_PPC_PAGE_SIZES_MAX_SZ 8
766
767struct kvm_ppc_one_page_size {
768 __u32 page_shift; /* Page shift (or 0) */
769 __u32 pte_enc; /* Encoding in the HPTE (>>12) */
770};
771
772struct kvm_ppc_one_seg_page_size {
773 __u32 page_shift; /* Base page shift of segment (or 0) */
774 __u32 slb_enc; /* SLB encoding for BookS */
775 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
776};
777
778#define KVM_PPC_PAGE_SIZES_REAL 0x00000001
779#define KVM_PPC_1T_SEGMENTS 0x00000002
780#define KVM_PPC_NO_HASH 0x00000004
781
782struct kvm_ppc_smmu_info {
783 __u64 flags;
784 __u32 slb_size;
785 __u16 data_keys; /* # storage keys supported for data */
786 __u16 instr_keys; /* # storage keys supported for instructions */
787 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
788};
789
790/* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
791struct kvm_ppc_resize_hpt {
792 __u64 flags;
793 __u32 shift;
794 __u32 pad;
795};
796
797#define KVMIO 0xAE
798
799/* machine type bits, to be used as argument to KVM_CREATE_VM */
800#define KVM_VM_S390_UCONTROL 1
801
802/* on ppc, 0 indicate default, 1 should force HV and 2 PR */
803#define KVM_VM_PPC_HV 1
804#define KVM_VM_PPC_PR 2
805
806/* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */
807#define KVM_VM_MIPS_AUTO 0
808#define KVM_VM_MIPS_VZ 1
809#define KVM_VM_MIPS_TE 2
810
811#define KVM_S390_SIE_PAGE_OFFSET 1
812
813/*
814 * On arm64, machine type can be used to request the physical
815 * address size for the VM. Bits[7-0] are reserved for the guest
816 * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
817 * value 0 implies the default IPA size, 40bits.
818 */
819#define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL
820#define KVM_VM_TYPE_ARM_IPA_SIZE(x) \
821 ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
822/*
823 * ioctls for /dev/kvm fds:
824 */
825#define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
826#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
827#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
828
829#define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
830/*
831 * Check if a kvm extension is available. Argument is extension number,
832 * return is 1 (yes) or 0 (no, sorry).
833 */
834#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
835/*
836 * Get size for mmap(vcpu_fd)
837 */
838#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
839#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
840#define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
841#define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
842#define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
843#define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
844#define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
845
846/*
847 * Extension capability list.
848 */
849#define KVM_CAP_IRQCHIP 0
850#define KVM_CAP_HLT 1
851#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
852#define KVM_CAP_USER_MEMORY 3
853#define KVM_CAP_SET_TSS_ADDR 4
854#define KVM_CAP_VAPIC 6
855#define KVM_CAP_EXT_CPUID 7
856#define KVM_CAP_CLOCKSOURCE 8
857#define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
858#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
859#define KVM_CAP_PIT 11
860#define KVM_CAP_NOP_IO_DELAY 12
861#define KVM_CAP_PV_MMU 13
862#define KVM_CAP_MP_STATE 14
863#define KVM_CAP_COALESCED_MMIO 15
864#define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
865#define KVM_CAP_IOMMU 18
866/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
867#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
868#define KVM_CAP_USER_NMI 22
869#ifdef __KVM_HAVE_GUEST_DEBUG
870#define KVM_CAP_SET_GUEST_DEBUG 23
871#endif
872#ifdef __KVM_HAVE_PIT
873#define KVM_CAP_REINJECT_CONTROL 24
874#endif
875#define KVM_CAP_IRQ_ROUTING 25
876#define KVM_CAP_IRQ_INJECT_STATUS 26
877#define KVM_CAP_ASSIGN_DEV_IRQ 29
878/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
879#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
880#ifdef __KVM_HAVE_MCE
881#define KVM_CAP_MCE 31
882#endif
883#define KVM_CAP_IRQFD 32
884#ifdef __KVM_HAVE_PIT
885#define KVM_CAP_PIT2 33
886#endif
887#define KVM_CAP_SET_BOOT_CPU_ID 34
888#ifdef __KVM_HAVE_PIT_STATE2
889#define KVM_CAP_PIT_STATE2 35
890#endif
891#define KVM_CAP_IOEVENTFD 36
892#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
893#ifdef __KVM_HAVE_XEN_HVM
894#define KVM_CAP_XEN_HVM 38
895#endif
896#define KVM_CAP_ADJUST_CLOCK 39
897#define KVM_CAP_INTERNAL_ERROR_DATA 40
898#ifdef __KVM_HAVE_VCPU_EVENTS
899#define KVM_CAP_VCPU_EVENTS 41
900#endif
901#define KVM_CAP_S390_PSW 42
902#define KVM_CAP_PPC_SEGSTATE 43
903#define KVM_CAP_HYPERV 44
904#define KVM_CAP_HYPERV_VAPIC 45
905#define KVM_CAP_HYPERV_SPIN 46
906#define KVM_CAP_PCI_SEGMENT 47
907#define KVM_CAP_PPC_PAIRED_SINGLES 48
908#define KVM_CAP_INTR_SHADOW 49
909#ifdef __KVM_HAVE_DEBUGREGS
910#define KVM_CAP_DEBUGREGS 50
911#endif
912#define KVM_CAP_X86_ROBUST_SINGLESTEP 51
913#define KVM_CAP_PPC_OSI 52
914#define KVM_CAP_PPC_UNSET_IRQ 53
915#define KVM_CAP_ENABLE_CAP 54
916#ifdef __KVM_HAVE_XSAVE
917#define KVM_CAP_XSAVE 55
918#endif
919#ifdef __KVM_HAVE_XCRS
920#define KVM_CAP_XCRS 56
921#endif
922#define KVM_CAP_PPC_GET_PVINFO 57
923#define KVM_CAP_PPC_IRQ_LEVEL 58
924#define KVM_CAP_ASYNC_PF 59
925#define KVM_CAP_TSC_CONTROL 60
926#define KVM_CAP_GET_TSC_KHZ 61
927#define KVM_CAP_PPC_BOOKE_SREGS 62
928#define KVM_CAP_SPAPR_TCE 63
929#define KVM_CAP_PPC_SMT 64
930#define KVM_CAP_PPC_RMA 65
931#define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
932#define KVM_CAP_PPC_HIOR 67
933#define KVM_CAP_PPC_PAPR 68
934#define KVM_CAP_SW_TLB 69
935#define KVM_CAP_ONE_REG 70
936#define KVM_CAP_S390_GMAP 71
937#define KVM_CAP_TSC_DEADLINE_TIMER 72
938#define KVM_CAP_S390_UCONTROL 73
939#define KVM_CAP_SYNC_REGS 74
940#define KVM_CAP_PCI_2_3 75
941#define KVM_CAP_KVMCLOCK_CTRL 76
942#define KVM_CAP_SIGNAL_MSI 77
943#define KVM_CAP_PPC_GET_SMMU_INFO 78
944#define KVM_CAP_S390_COW 79
945#define KVM_CAP_PPC_ALLOC_HTAB 80
946#define KVM_CAP_READONLY_MEM 81
947#define KVM_CAP_IRQFD_RESAMPLE 82
948#define KVM_CAP_PPC_BOOKE_WATCHDOG 83
949#define KVM_CAP_PPC_HTAB_FD 84
950#define KVM_CAP_S390_CSS_SUPPORT 85
951#define KVM_CAP_PPC_EPR 86
952#define KVM_CAP_ARM_PSCI 87
953#define KVM_CAP_ARM_SET_DEVICE_ADDR 88
954#define KVM_CAP_DEVICE_CTRL 89
955#define KVM_CAP_IRQ_MPIC 90
956#define KVM_CAP_PPC_RTAS 91
957#define KVM_CAP_IRQ_XICS 92
958#define KVM_CAP_ARM_EL1_32BIT 93
959#define KVM_CAP_SPAPR_MULTITCE 94
960#define KVM_CAP_EXT_EMUL_CPUID 95
961#define KVM_CAP_HYPERV_TIME 96
962#define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
963#define KVM_CAP_ENABLE_CAP_VM 98
964#define KVM_CAP_S390_IRQCHIP 99
965#define KVM_CAP_IOEVENTFD_NO_LENGTH 100
966#define KVM_CAP_VM_ATTRIBUTES 101
967#define KVM_CAP_ARM_PSCI_0_2 102
968#define KVM_CAP_PPC_FIXUP_HCALL 103
969#define KVM_CAP_PPC_ENABLE_HCALL 104
970#define KVM_CAP_CHECK_EXTENSION_VM 105
971#define KVM_CAP_S390_USER_SIGP 106
972#define KVM_CAP_S390_VECTOR_REGISTERS 107
973#define KVM_CAP_S390_MEM_OP 108
974#define KVM_CAP_S390_USER_STSI 109
975#define KVM_CAP_S390_SKEYS 110
976#define KVM_CAP_MIPS_FPU 111
977#define KVM_CAP_MIPS_MSA 112
978#define KVM_CAP_S390_INJECT_IRQ 113
979#define KVM_CAP_S390_IRQ_STATE 114
980#define KVM_CAP_PPC_HWRNG 115
981#define KVM_CAP_DISABLE_QUIRKS 116
982#define KVM_CAP_X86_SMM 117
983#define KVM_CAP_MULTI_ADDRESS_SPACE 118
984#define KVM_CAP_GUEST_DEBUG_HW_BPS 119
985#define KVM_CAP_GUEST_DEBUG_HW_WPS 120
986#define KVM_CAP_SPLIT_IRQCHIP 121
987#define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
988#define KVM_CAP_HYPERV_SYNIC 123
989#define KVM_CAP_S390_RI 124
990#define KVM_CAP_SPAPR_TCE_64 125
991#define KVM_CAP_ARM_PMU_V3 126
992#define KVM_CAP_VCPU_ATTRIBUTES 127
993#define KVM_CAP_MAX_VCPU_ID 128
994#define KVM_CAP_X2APIC_API 129
995#define KVM_CAP_S390_USER_INSTR0 130
996#define KVM_CAP_MSI_DEVID 131
997#define KVM_CAP_PPC_HTM 132
998#define KVM_CAP_SPAPR_RESIZE_HPT 133
999#define KVM_CAP_PPC_MMU_RADIX 134
1000#define KVM_CAP_PPC_MMU_HASH_V3 135
1001#define KVM_CAP_IMMEDIATE_EXIT 136
1002#define KVM_CAP_MIPS_VZ 137
1003#define KVM_CAP_MIPS_TE 138
1004#define KVM_CAP_MIPS_64BIT 139
1005#define KVM_CAP_S390_GS 140
1006#define KVM_CAP_S390_AIS 141
1007#define KVM_CAP_SPAPR_TCE_VFIO 142
1008#define KVM_CAP_X86_DISABLE_EXITS 143
1009#define KVM_CAP_ARM_USER_IRQ 144
1010#define KVM_CAP_S390_CMMA_MIGRATION 145
1011#define KVM_CAP_PPC_FWNMI 146
1012#define KVM_CAP_PPC_SMT_POSSIBLE 147
1013#define KVM_CAP_HYPERV_SYNIC2 148
1014#define KVM_CAP_HYPERV_VP_INDEX 149
1015#define KVM_CAP_S390_AIS_MIGRATION 150
1016#define KVM_CAP_PPC_GET_CPU_CHAR 151
1017#define KVM_CAP_S390_BPB 152
1018#define KVM_CAP_GET_MSR_FEATURES 153
1019#define KVM_CAP_HYPERV_EVENTFD 154
1020#define KVM_CAP_HYPERV_TLBFLUSH 155
1021#define KVM_CAP_S390_HPAGE_1M 156
1022#define KVM_CAP_NESTED_STATE 157
1023#define KVM_CAP_ARM_INJECT_SERROR_ESR 158
1024#define KVM_CAP_MSR_PLATFORM_INFO 159
1025#define KVM_CAP_PPC_NESTED_HV 160
1026#define KVM_CAP_HYPERV_SEND_IPI 161
1027#define KVM_CAP_COALESCED_PIO 162
1028#define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
1029#define KVM_CAP_EXCEPTION_PAYLOAD 164
1030#define KVM_CAP_ARM_VM_IPA_SIZE 165
1031#define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
1032#define KVM_CAP_HYPERV_CPUID 167
1033#define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
1034#define KVM_CAP_PPC_IRQ_XIVE 169
1035#define KVM_CAP_ARM_SVE 170
1036#define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
1037#define KVM_CAP_ARM_PTRAUTH_GENERIC 172
1038#define KVM_CAP_PMU_EVENT_FILTER 173
1039#define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
1040#define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
1041#define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176
1042#define KVM_CAP_ARM_NISV_TO_USER 177
1043#define KVM_CAP_ARM_INJECT_EXT_DABT 178
1044#define KVM_CAP_S390_VCPU_RESETS 179
1045#define KVM_CAP_S390_PROTECTED 180
1046#define KVM_CAP_PPC_SECURE_GUEST 181
1047#define KVM_CAP_HALT_POLL 182
1048#define KVM_CAP_ASYNC_PF_INT 183
1049#define KVM_CAP_LAST_CPU 184
1050#define KVM_CAP_SMALLER_MAXPHYADDR 185
1051#define KVM_CAP_S390_DIAG318 186
1052#define KVM_CAP_STEAL_TIME 187
1053#define KVM_CAP_X86_USER_SPACE_MSR 188
1054#define KVM_CAP_X86_MSR_FILTER 189
1055#define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190
1056
1057#ifdef KVM_CAP_IRQ_ROUTING
1058
1059struct kvm_irq_routing_irqchip {
1060 __u32 irqchip;
1061 __u32 pin;
1062};
1063
1064struct kvm_irq_routing_msi {
1065 __u32 address_lo;
1066 __u32 address_hi;
1067 __u32 data;
1068 union {
1069 __u32 pad;
1070 __u32 devid;
1071 };
1072};
1073
1074struct kvm_irq_routing_s390_adapter {
1075 __u64 ind_addr;
1076 __u64 summary_addr;
1077 __u64 ind_offset;
1078 __u32 summary_offset;
1079 __u32 adapter_id;
1080};
1081
1082struct kvm_irq_routing_hv_sint {
1083 __u32 vcpu;
1084 __u32 sint;
1085};
1086
1087/* gsi routing entry types */
1088#define KVM_IRQ_ROUTING_IRQCHIP 1
1089#define KVM_IRQ_ROUTING_MSI 2
1090#define KVM_IRQ_ROUTING_S390_ADAPTER 3
1091#define KVM_IRQ_ROUTING_HV_SINT 4
1092
1093struct kvm_irq_routing_entry {
1094 __u32 gsi;
1095 __u32 type;
1096 __u32 flags;
1097 __u32 pad;
1098 union {
1099 struct kvm_irq_routing_irqchip irqchip;
1100 struct kvm_irq_routing_msi msi;
1101 struct kvm_irq_routing_s390_adapter adapter;
1102 struct kvm_irq_routing_hv_sint hv_sint;
1103 __u32 pad[8];
1104 } u;
1105};
1106
1107struct kvm_irq_routing {
1108 __u32 nr;
1109 __u32 flags;
1110 struct kvm_irq_routing_entry entries[0];
1111};
1112
1113#endif
1114
1115#ifdef KVM_CAP_MCE
1116/* x86 MCE */
1117struct kvm_x86_mce {
1118 __u64 status;
1119 __u64 addr;
1120 __u64 misc;
1121 __u64 mcg_status;
1122 __u8 bank;
1123 __u8 pad1[7];
1124 __u64 pad2[3];
1125};
1126#endif
1127
1128#ifdef KVM_CAP_XEN_HVM
1129struct kvm_xen_hvm_config {
1130 __u32 flags;
1131 __u32 msr;
1132 __u64 blob_addr_32;
1133 __u64 blob_addr_64;
1134 __u8 blob_size_32;
1135 __u8 blob_size_64;
1136 __u8 pad2[30];
1137};
1138#endif
1139
1140#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1141/*
1142 * Available with KVM_CAP_IRQFD_RESAMPLE
1143 *
1144 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1145 * the irqfd to operate in resampling mode for level triggered interrupt
1146 * emulation. See Documentation/virt/kvm/api.rst.
1147 */
1148#define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1149
1150struct kvm_irqfd {
1151 __u32 fd;
1152 __u32 gsi;
1153 __u32 flags;
1154 __u32 resamplefd;
1155 __u8 pad[16];
1156};
1157
1158/* For KVM_CAP_ADJUST_CLOCK */
1159
1160/* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */
1161#define KVM_CLOCK_TSC_STABLE 2
1162
1163struct kvm_clock_data {
1164 __u64 clock;
1165 __u32 flags;
1166 __u32 pad[9];
1167};
1168
1169/* For KVM_CAP_SW_TLB */
1170
1171#define KVM_MMU_FSL_BOOKE_NOHV 0
1172#define KVM_MMU_FSL_BOOKE_HV 1
1173
1174struct kvm_config_tlb {
1175 __u64 params;
1176 __u64 array;
1177 __u32 mmu_type;
1178 __u32 array_len;
1179};
1180
1181struct kvm_dirty_tlb {
1182 __u64 bitmap;
1183 __u32 num_dirty;
1184};
1185
1186/* Available with KVM_CAP_ONE_REG */
1187
1188#define KVM_REG_ARCH_MASK 0xff00000000000000ULL
1189#define KVM_REG_GENERIC 0x0000000000000000ULL
1190
1191/*
1192 * Architecture specific registers are to be defined in arch headers and
1193 * ORed with the arch identifier.
1194 */
1195#define KVM_REG_PPC 0x1000000000000000ULL
1196#define KVM_REG_X86 0x2000000000000000ULL
1197#define KVM_REG_IA64 0x3000000000000000ULL
1198#define KVM_REG_ARM 0x4000000000000000ULL
1199#define KVM_REG_S390 0x5000000000000000ULL
1200#define KVM_REG_ARM64 0x6000000000000000ULL
1201#define KVM_REG_MIPS 0x7000000000000000ULL
1202#define KVM_REG_RISCV 0x8000000000000000ULL
1203
1204#define KVM_REG_SIZE_SHIFT 52
1205#define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
1206#define KVM_REG_SIZE_U8 0x0000000000000000ULL
1207#define KVM_REG_SIZE_U16 0x0010000000000000ULL
1208#define KVM_REG_SIZE_U32 0x0020000000000000ULL
1209#define KVM_REG_SIZE_U64 0x0030000000000000ULL
1210#define KVM_REG_SIZE_U128 0x0040000000000000ULL
1211#define KVM_REG_SIZE_U256 0x0050000000000000ULL
1212#define KVM_REG_SIZE_U512 0x0060000000000000ULL
1213#define KVM_REG_SIZE_U1024 0x0070000000000000ULL
1214#define KVM_REG_SIZE_U2048 0x0080000000000000ULL
1215
1216struct kvm_reg_list {
1217 __u64 n; /* number of regs */
1218 __u64 reg[0];
1219};
1220
1221struct kvm_one_reg {
1222 __u64 id;
1223 __u64 addr;
1224};
1225
1226#define KVM_MSI_VALID_DEVID (1U << 0)
1227struct kvm_msi {
1228 __u32 address_lo;
1229 __u32 address_hi;
1230 __u32 data;
1231 __u32 flags;
1232 __u32 devid;
1233 __u8 pad[12];
1234};
1235
1236struct kvm_arm_device_addr {
1237 __u64 id;
1238 __u64 addr;
1239};
1240
1241/*
1242 * Device control API, available with KVM_CAP_DEVICE_CTRL
1243 */
1244#define KVM_CREATE_DEVICE_TEST 1
1245
1246struct kvm_create_device {
1247 __u32 type; /* in: KVM_DEV_TYPE_xxx */
1248 __u32 fd; /* out: device handle */
1249 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */
1250};
1251
1252struct kvm_device_attr {
1253 __u32 flags; /* no flags currently defined */
1254 __u32 group; /* device-defined */
1255 __u64 attr; /* group-defined */
1256 __u64 addr; /* userspace address of attr data */
1257};
1258
1259#define KVM_DEV_VFIO_GROUP 1
1260#define KVM_DEV_VFIO_GROUP_ADD 1
1261#define KVM_DEV_VFIO_GROUP_DEL 2
1262#define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3
1263
1264enum kvm_device_type {
1265 KVM_DEV_TYPE_FSL_MPIC_20 = 1,
1266#define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20
1267 KVM_DEV_TYPE_FSL_MPIC_42,
1268#define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42
1269 KVM_DEV_TYPE_XICS,
1270#define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS
1271 KVM_DEV_TYPE_VFIO,
1272#define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO
1273 KVM_DEV_TYPE_ARM_VGIC_V2,
1274#define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2
1275 KVM_DEV_TYPE_FLIC,
1276#define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC
1277 KVM_DEV_TYPE_ARM_VGIC_V3,
1278#define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3
1279 KVM_DEV_TYPE_ARM_VGIC_ITS,
1280#define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS
1281 KVM_DEV_TYPE_XIVE,
1282#define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE
1283 KVM_DEV_TYPE_ARM_PV_TIME,
1284#define KVM_DEV_TYPE_ARM_PV_TIME KVM_DEV_TYPE_ARM_PV_TIME
1285 KVM_DEV_TYPE_MAX,
1286};
1287
1288struct kvm_vfio_spapr_tce {
1289 __s32 groupfd;
1290 __s32 tablefd;
1291};
1292
1293/*
1294 * ioctls for VM fds
1295 */
1296#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
1297/*
1298 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1299 * a vcpu fd.
1300 */
1301#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
1302#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
1303/* KVM_SET_MEMORY_ALIAS is obsolete: */
1304#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
1305#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
1306#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
1307#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1308 struct kvm_userspace_memory_region)
1309#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
1310#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
1311
1312/* enable ucontrol for s390 */
1313struct kvm_s390_ucas_mapping {
1314 __u64 user_addr;
1315 __u64 vcpu_addr;
1316 __u64 length;
1317};
1318#define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1319#define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1320#define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
1321
1322/* Device model IOC */
1323#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
1324#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
1325#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1326#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
1327#define KVM_CREATE_PIT _IO(KVMIO, 0x64)
1328#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1329#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
1330#define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1331#define KVM_REGISTER_COALESCED_MMIO \
1332 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
1333#define KVM_UNREGISTER_COALESCED_MMIO \
1334 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
1335#define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
1336 struct kvm_assigned_pci_dev)
1337#define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
1338/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1339#define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
1340#define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
1341#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
1342#define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
1343 struct kvm_assigned_pci_dev)
1344#define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
1345 struct kvm_assigned_msix_nr)
1346#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
1347 struct kvm_assigned_msix_entry)
1348#define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
1349#define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
1350#define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
1351#define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
1352#define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
1353#define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
1354#define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
1355#define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
1356/* Available with KVM_CAP_PIT_STATE2 */
1357#define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
1358#define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
1359/* Available with KVM_CAP_PPC_GET_PVINFO */
1360#define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
1361/* Available with KVM_CAP_TSC_CONTROL */
1362#define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
1363#define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
1364/* Available with KVM_CAP_PCI_2_3 */
1365#define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
1366 struct kvm_assigned_pci_dev)
1367/* Available with KVM_CAP_SIGNAL_MSI */
1368#define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
1369/* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1370#define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
1371/* Available with KVM_CAP_PPC_ALLOC_HTAB */
1372#define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
1373#define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
1374#define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \
1375 struct kvm_create_spapr_tce_64)
1376/* Available with KVM_CAP_RMA */
1377#define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
1378/* Available with KVM_CAP_PPC_HTAB_FD */
1379#define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
1380/* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1381#define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
1382/* Available with KVM_CAP_PPC_RTAS */
1383#define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
1384/* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1385#define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1386#define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1387/* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1388#define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg)
1389/* Available with KVM_CAP_PPC_RADIX_MMU */
1390#define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info)
1391/* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1392#define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char)
1393/* Available with KVM_CAP_PMU_EVENT_FILTER */
1394#define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter)
1395#define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3)
1396
1397/* ioctl for vm fd */
1398#define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
1399
1400/* ioctls for fds returned by KVM_CREATE_DEVICE */
1401#define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
1402#define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
1403#define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
1404
1405/*
1406 * ioctls for vcpu fds
1407 */
1408#define KVM_RUN _IO(KVMIO, 0x80)
1409#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
1410#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
1411#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
1412#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
1413#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
1414#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
1415/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1416#define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
1417#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
1418#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
1419#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
1420#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
1421#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
1422#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
1423#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
1424#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
1425#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
1426#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1427/* Available with KVM_CAP_VAPIC */
1428#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1429/* Available with KVM_CAP_VAPIC */
1430#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
1431/* valid for virtual machine (for floating interrupt)_and_ vcpu */
1432#define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
1433/* store status for s390 */
1434#define KVM_S390_STORE_STATUS_NOADDR (-1ul)
1435#define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
1436#define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
1437/* initial ipl psw for s390 */
1438#define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
1439/* initial reset for s390 */
1440#define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
1441#define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
1442#define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
1443/* Available with KVM_CAP_USER_NMI */
1444#define KVM_NMI _IO(KVMIO, 0x9a)
1445/* Available with KVM_CAP_SET_GUEST_DEBUG */
1446#define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
1447/* MCE for x86 */
1448#define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
1449#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
1450#define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
1451/* Available with KVM_CAP_VCPU_EVENTS */
1452#define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
1453#define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
1454/* Available with KVM_CAP_DEBUGREGS */
1455#define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
1456#define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
1457/*
1458 * vcpu version available with KVM_ENABLE_CAP
1459 * vm version available with KVM_CAP_ENABLE_CAP_VM
1460 */
1461#define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
1462/* Available with KVM_CAP_XSAVE */
1463#define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
1464#define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
1465/* Available with KVM_CAP_XCRS */
1466#define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
1467#define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
1468/* Available with KVM_CAP_SW_TLB */
1469#define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
1470/* Available with KVM_CAP_ONE_REG */
1471#define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
1472#define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
1473/* VM is being stopped by host */
1474#define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
1475#define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
1476#define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init)
1477#define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1478/* Available with KVM_CAP_S390_MEM_OP */
1479#define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op)
1480/* Available with KVM_CAP_S390_SKEYS */
1481#define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1482#define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1483/* Available with KVM_CAP_S390_INJECT_IRQ */
1484#define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq)
1485/* Available with KVM_CAP_S390_IRQ_STATE */
1486#define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1487#define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1488/* Available with KVM_CAP_X86_SMM */
1489#define KVM_SMI _IO(KVMIO, 0xb7)
1490/* Available with KVM_CAP_S390_CMMA_MIGRATION */
1491#define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1492#define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1493/* Memory Encryption Commands */
1494#define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long)
1495
1496struct kvm_enc_region {
1497 __u64 addr;
1498 __u64 size;
1499};
1500
1501#define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1502#define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1503
1504/* Available with KVM_CAP_HYPERV_EVENTFD */
1505#define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd)
1506
1507/* Available with KVM_CAP_NESTED_STATE */
1508#define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1509#define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state)
1510
1511/* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
1512#define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1513
1514/* Available with KVM_CAP_HYPERV_CPUID */
1515#define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1516
1517/* Available with KVM_CAP_ARM_SVE */
1518#define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int)
1519
1520/* Available with KVM_CAP_S390_VCPU_RESETS */
1521#define KVM_S390_NORMAL_RESET _IO(KVMIO, 0xc3)
1522#define KVM_S390_CLEAR_RESET _IO(KVMIO, 0xc4)
1523
1524struct kvm_s390_pv_sec_parm {
1525 __u64 origin;
1526 __u64 length;
1527};
1528
1529struct kvm_s390_pv_unp {
1530 __u64 addr;
1531 __u64 size;
1532 __u64 tweak;
1533};
1534
1535enum pv_cmd_id {
1536 KVM_PV_ENABLE,
1537 KVM_PV_DISABLE,
1538 KVM_PV_SET_SEC_PARMS,
1539 KVM_PV_UNPACK,
1540 KVM_PV_VERIFY,
1541 KVM_PV_PREP_RESET,
1542 KVM_PV_UNSHARE_ALL,
1543};
1544
1545struct kvm_pv_cmd {
1546 __u32 cmd; /* Command to be executed */
1547 __u16 rc; /* Ultravisor return code */
1548 __u16 rrc; /* Ultravisor return reason code */
1549 __u64 data; /* Data or address */
1550 __u32 flags; /* flags for future extensions. Must be 0 for now */
1551 __u32 reserved[3];
1552};
1553
1554/* Available with KVM_CAP_S390_PROTECTED */
1555#define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd)
1556
1557/* Available with KVM_CAP_X86_MSR_FILTER */
1558#define KVM_X86_SET_MSR_FILTER _IOW(KVMIO, 0xc6, struct kvm_msr_filter)
1559
1560/* Secure Encrypted Virtualization command */
1561enum sev_cmd_id {
1562 /* Guest initialization commands */
1563 KVM_SEV_INIT = 0,
1564 KVM_SEV_ES_INIT,
1565 /* Guest launch commands */
1566 KVM_SEV_LAUNCH_START,
1567 KVM_SEV_LAUNCH_UPDATE_DATA,
1568 KVM_SEV_LAUNCH_UPDATE_VMSA,
1569 KVM_SEV_LAUNCH_SECRET,
1570 KVM_SEV_LAUNCH_MEASURE,
1571 KVM_SEV_LAUNCH_FINISH,
1572 /* Guest migration commands (outgoing) */
1573 KVM_SEV_SEND_START,
1574 KVM_SEV_SEND_UPDATE_DATA,
1575 KVM_SEV_SEND_UPDATE_VMSA,
1576 KVM_SEV_SEND_FINISH,
1577 /* Guest migration commands (incoming) */
1578 KVM_SEV_RECEIVE_START,
1579 KVM_SEV_RECEIVE_UPDATE_DATA,
1580 KVM_SEV_RECEIVE_UPDATE_VMSA,
1581 KVM_SEV_RECEIVE_FINISH,
1582 /* Guest status and debug commands */
1583 KVM_SEV_GUEST_STATUS,
1584 KVM_SEV_DBG_DECRYPT,
1585 KVM_SEV_DBG_ENCRYPT,
1586 /* Guest certificates commands */
1587 KVM_SEV_CERT_EXPORT,
1588
1589 KVM_SEV_NR_MAX,
1590};
1591
1592struct kvm_sev_cmd {
1593 __u32 id;
1594 __u64 data;
1595 __u32 error;
1596 __u32 sev_fd;
1597};
1598
1599struct kvm_sev_launch_start {
1600 __u32 handle;
1601 __u32 policy;
1602 __u64 dh_uaddr;
1603 __u32 dh_len;
1604 __u64 session_uaddr;
1605 __u32 session_len;
1606};
1607
1608struct kvm_sev_launch_update_data {
1609 __u64 uaddr;
1610 __u32 len;
1611};
1612
1613
1614struct kvm_sev_launch_secret {
1615 __u64 hdr_uaddr;
1616 __u32 hdr_len;
1617 __u64 guest_uaddr;
1618 __u32 guest_len;
1619 __u64 trans_uaddr;
1620 __u32 trans_len;
1621};
1622
1623struct kvm_sev_launch_measure {
1624 __u64 uaddr;
1625 __u32 len;
1626};
1627
1628struct kvm_sev_guest_status {
1629 __u32 handle;
1630 __u32 policy;
1631 __u32 state;
1632};
1633
1634struct kvm_sev_dbg {
1635 __u64 src_uaddr;
1636 __u64 dst_uaddr;
1637 __u32 len;
1638};
1639
1640#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
1641#define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
1642#define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
1643
1644struct kvm_assigned_pci_dev {
1645 __u32 assigned_dev_id;
1646 __u32 busnr;
1647 __u32 devfn;
1648 __u32 flags;
1649 __u32 segnr;
1650 union {
1651 __u32 reserved[11];
1652 };
1653};
1654
1655#define KVM_DEV_IRQ_HOST_INTX (1 << 0)
1656#define KVM_DEV_IRQ_HOST_MSI (1 << 1)
1657#define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
1658
1659#define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
1660#define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
1661#define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
1662
1663#define KVM_DEV_IRQ_HOST_MASK 0x00ff
1664#define KVM_DEV_IRQ_GUEST_MASK 0xff00
1665
1666struct kvm_assigned_irq {
1667 __u32 assigned_dev_id;
1668 __u32 host_irq; /* ignored (legacy field) */
1669 __u32 guest_irq;
1670 __u32 flags;
1671 union {
1672 __u32 reserved[12];
1673 };
1674};
1675
1676struct kvm_assigned_msix_nr {
1677 __u32 assigned_dev_id;
1678 __u16 entry_nr;
1679 __u16 padding;
1680};
1681
1682#define KVM_MAX_MSIX_PER_DEV 256
1683struct kvm_assigned_msix_entry {
1684 __u32 assigned_dev_id;
1685 __u32 gsi;
1686 __u16 entry; /* The index of entry in the MSI-X table */
1687 __u16 padding[3];
1688};
1689
1690#define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0)
1691#define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1)
1692
1693/* Available with KVM_CAP_ARM_USER_IRQ */
1694
1695/* Bits for run->s.regs.device_irq_level */
1696#define KVM_ARM_DEV_EL1_VTIMER (1 << 0)
1697#define KVM_ARM_DEV_EL1_PTIMER (1 << 1)
1698#define KVM_ARM_DEV_PMU (1 << 2)
1699
1700struct kvm_hyperv_eventfd {
1701 __u32 conn_id;
1702 __s32 fd;
1703 __u32 flags;
1704 __u32 padding[3];
1705};
1706
1707#define KVM_HYPERV_CONN_ID_MASK 0x00ffffff
1708#define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0)
1709
1710#define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0)
1711#define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1)
1712
1713#endif /* __LINUX_KVM_H */