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