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