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