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