Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
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linux
1#ifndef __LINUX_KVM_H
2#define __LINUX_KVM_H
3
4/*
5 * Userspace interface for /dev/kvm - kernel based virtual machine
6 *
7 * Note: you must update KVM_API_VERSION if you change this interface.
8 */
9
10#include <linux/types.h>
11#include <linux/compiler.h>
12#include <linux/ioctl.h>
13#include <asm/kvm.h>
14
15#define KVM_API_VERSION 12
16
17/* *** Deprecated interfaces *** */
18
19#define KVM_TRC_SHIFT 16
20
21#define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT)
22#define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1))
23
24#define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01)
25#define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02)
26#define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01)
27
28#define KVM_TRC_HEAD_SIZE 12
29#define KVM_TRC_CYCLE_SIZE 8
30#define KVM_TRC_EXTRA_MAX 7
31
32#define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02)
33#define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03)
34#define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04)
35#define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05)
36#define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06)
37#define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07)
38#define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08)
39#define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09)
40#define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A)
41#define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B)
42#define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C)
43#define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D)
44#define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E)
45#define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F)
46#define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10)
47#define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11)
48#define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12)
49#define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13)
50#define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14)
51#define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15)
52#define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16)
53#define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17)
54#define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18)
55#define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19)
56
57struct kvm_user_trace_setup {
58 __u32 buf_size;
59 __u32 buf_nr;
60};
61
62#define __KVM_DEPRECATED_MAIN_W_0x06 \
63 _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
64#define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
65#define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
66
67#define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
68
69struct kvm_breakpoint {
70 __u32 enabled;
71 __u32 padding;
72 __u64 address;
73};
74
75struct kvm_debug_guest {
76 __u32 enabled;
77 __u32 pad;
78 struct kvm_breakpoint breakpoints[4];
79 __u32 singlestep;
80};
81
82#define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
83
84/* *** End of deprecated interfaces *** */
85
86
87/* for KVM_CREATE_MEMORY_REGION */
88struct kvm_memory_region {
89 __u32 slot;
90 __u32 flags;
91 __u64 guest_phys_addr;
92 __u64 memory_size; /* bytes */
93};
94
95/* for KVM_SET_USER_MEMORY_REGION */
96struct kvm_userspace_memory_region {
97 __u32 slot;
98 __u32 flags;
99 __u64 guest_phys_addr;
100 __u64 memory_size; /* bytes */
101 __u64 userspace_addr; /* start of the userspace allocated memory */
102};
103
104/*
105 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
106 * other bits are reserved for kvm internal use which are defined in
107 * include/linux/kvm_host.h.
108 */
109#define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
110#define KVM_MEM_READONLY (1UL << 1)
111
112/* for KVM_IRQ_LINE */
113struct kvm_irq_level {
114 /*
115 * ACPI gsi notion of irq.
116 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
117 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
118 * For ARM: See Documentation/virtual/kvm/api.txt
119 */
120 union {
121 __u32 irq;
122 __s32 status;
123 };
124 __u32 level;
125};
126
127
128struct kvm_irqchip {
129 __u32 chip_id;
130 __u32 pad;
131 union {
132 char dummy[512]; /* reserving space */
133#ifdef __KVM_HAVE_PIT
134 struct kvm_pic_state pic;
135#endif
136#ifdef __KVM_HAVE_IOAPIC
137 struct kvm_ioapic_state ioapic;
138#endif
139 } chip;
140};
141
142/* for KVM_CREATE_PIT2 */
143struct kvm_pit_config {
144 __u32 flags;
145 __u32 pad[15];
146};
147
148#define KVM_PIT_SPEAKER_DUMMY 1
149
150struct kvm_s390_skeys {
151 __u64 start_gfn;
152 __u64 count;
153 __u64 skeydata_addr;
154 __u32 flags;
155 __u32 reserved[9];
156};
157
158struct kvm_hyperv_exit {
159#define KVM_EXIT_HYPERV_SYNIC 1
160 __u32 type;
161 union {
162 struct {
163 __u32 msr;
164 __u64 control;
165 __u64 evt_page;
166 __u64 msg_page;
167 } synic;
168 } u;
169};
170
171#define KVM_S390_GET_SKEYS_NONE 1
172#define KVM_S390_SKEYS_MAX 1048576
173
174#define KVM_EXIT_UNKNOWN 0
175#define KVM_EXIT_EXCEPTION 1
176#define KVM_EXIT_IO 2
177#define KVM_EXIT_HYPERCALL 3
178#define KVM_EXIT_DEBUG 4
179#define KVM_EXIT_HLT 5
180#define KVM_EXIT_MMIO 6
181#define KVM_EXIT_IRQ_WINDOW_OPEN 7
182#define KVM_EXIT_SHUTDOWN 8
183#define KVM_EXIT_FAIL_ENTRY 9
184#define KVM_EXIT_INTR 10
185#define KVM_EXIT_SET_TPR 11
186#define KVM_EXIT_TPR_ACCESS 12
187#define KVM_EXIT_S390_SIEIC 13
188#define KVM_EXIT_S390_RESET 14
189#define KVM_EXIT_DCR 15 /* deprecated */
190#define KVM_EXIT_NMI 16
191#define KVM_EXIT_INTERNAL_ERROR 17
192#define KVM_EXIT_OSI 18
193#define KVM_EXIT_PAPR_HCALL 19
194#define KVM_EXIT_S390_UCONTROL 20
195#define KVM_EXIT_WATCHDOG 21
196#define KVM_EXIT_S390_TSCH 22
197#define KVM_EXIT_EPR 23
198#define KVM_EXIT_SYSTEM_EVENT 24
199#define KVM_EXIT_S390_STSI 25
200#define KVM_EXIT_IOAPIC_EOI 26
201#define KVM_EXIT_HYPERV 27
202
203/* For KVM_EXIT_INTERNAL_ERROR */
204/* Emulate instruction failed. */
205#define KVM_INTERNAL_ERROR_EMULATION 1
206/* Encounter unexpected simultaneous exceptions. */
207#define KVM_INTERNAL_ERROR_SIMUL_EX 2
208/* Encounter unexpected vm-exit due to delivery event. */
209#define KVM_INTERNAL_ERROR_DELIVERY_EV 3
210
211/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
212struct kvm_run {
213 /* in */
214 __u8 request_interrupt_window;
215 __u8 padding1[7];
216
217 /* out */
218 __u32 exit_reason;
219 __u8 ready_for_interrupt_injection;
220 __u8 if_flag;
221 __u16 flags;
222
223 /* in (pre_kvm_run), out (post_kvm_run) */
224 __u64 cr8;
225 __u64 apic_base;
226
227#ifdef __KVM_S390
228 /* the processor status word for s390 */
229 __u64 psw_mask; /* psw upper half */
230 __u64 psw_addr; /* psw lower half */
231#endif
232 union {
233 /* KVM_EXIT_UNKNOWN */
234 struct {
235 __u64 hardware_exit_reason;
236 } hw;
237 /* KVM_EXIT_FAIL_ENTRY */
238 struct {
239 __u64 hardware_entry_failure_reason;
240 } fail_entry;
241 /* KVM_EXIT_EXCEPTION */
242 struct {
243 __u32 exception;
244 __u32 error_code;
245 } ex;
246 /* KVM_EXIT_IO */
247 struct {
248#define KVM_EXIT_IO_IN 0
249#define KVM_EXIT_IO_OUT 1
250 __u8 direction;
251 __u8 size; /* bytes */
252 __u16 port;
253 __u32 count;
254 __u64 data_offset; /* relative to kvm_run start */
255 } io;
256 /* KVM_EXIT_DEBUG */
257 struct {
258 struct kvm_debug_exit_arch arch;
259 } debug;
260 /* KVM_EXIT_MMIO */
261 struct {
262 __u64 phys_addr;
263 __u8 data[8];
264 __u32 len;
265 __u8 is_write;
266 } mmio;
267 /* KVM_EXIT_HYPERCALL */
268 struct {
269 __u64 nr;
270 __u64 args[6];
271 __u64 ret;
272 __u32 longmode;
273 __u32 pad;
274 } hypercall;
275 /* KVM_EXIT_TPR_ACCESS */
276 struct {
277 __u64 rip;
278 __u32 is_write;
279 __u32 pad;
280 } tpr_access;
281 /* KVM_EXIT_S390_SIEIC */
282 struct {
283 __u8 icptcode;
284 __u16 ipa;
285 __u32 ipb;
286 } s390_sieic;
287 /* KVM_EXIT_S390_RESET */
288#define KVM_S390_RESET_POR 1
289#define KVM_S390_RESET_CLEAR 2
290#define KVM_S390_RESET_SUBSYSTEM 4
291#define KVM_S390_RESET_CPU_INIT 8
292#define KVM_S390_RESET_IPL 16
293 __u64 s390_reset_flags;
294 /* KVM_EXIT_S390_UCONTROL */
295 struct {
296 __u64 trans_exc_code;
297 __u32 pgm_code;
298 } s390_ucontrol;
299 /* KVM_EXIT_DCR (deprecated) */
300 struct {
301 __u32 dcrn;
302 __u32 data;
303 __u8 is_write;
304 } dcr;
305 /* KVM_EXIT_INTERNAL_ERROR */
306 struct {
307 __u32 suberror;
308 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
309 __u32 ndata;
310 __u64 data[16];
311 } internal;
312 /* KVM_EXIT_OSI */
313 struct {
314 __u64 gprs[32];
315 } osi;
316 /* KVM_EXIT_PAPR_HCALL */
317 struct {
318 __u64 nr;
319 __u64 ret;
320 __u64 args[9];
321 } papr_hcall;
322 /* KVM_EXIT_S390_TSCH */
323 struct {
324 __u16 subchannel_id;
325 __u16 subchannel_nr;
326 __u32 io_int_parm;
327 __u32 io_int_word;
328 __u32 ipb;
329 __u8 dequeued;
330 } s390_tsch;
331 /* KVM_EXIT_EPR */
332 struct {
333 __u32 epr;
334 } epr;
335 /* KVM_EXIT_SYSTEM_EVENT */
336 struct {
337#define KVM_SYSTEM_EVENT_SHUTDOWN 1
338#define KVM_SYSTEM_EVENT_RESET 2
339#define KVM_SYSTEM_EVENT_CRASH 3
340 __u32 type;
341 __u64 flags;
342 } system_event;
343 /* KVM_EXIT_S390_STSI */
344 struct {
345 __u64 addr;
346 __u8 ar;
347 __u8 reserved;
348 __u8 fc;
349 __u8 sel1;
350 __u16 sel2;
351 } s390_stsi;
352 /* KVM_EXIT_IOAPIC_EOI */
353 struct {
354 __u8 vector;
355 } eoi;
356 /* KVM_EXIT_HYPERV */
357 struct kvm_hyperv_exit hyperv;
358 /* Fix the size of the union. */
359 char padding[256];
360 };
361
362 /*
363 * shared registers between kvm and userspace.
364 * kvm_valid_regs specifies the register classes set by the host
365 * kvm_dirty_regs specified the register classes dirtied by userspace
366 * struct kvm_sync_regs is architecture specific, as well as the
367 * bits for kvm_valid_regs and kvm_dirty_regs
368 */
369 __u64 kvm_valid_regs;
370 __u64 kvm_dirty_regs;
371 union {
372 struct kvm_sync_regs regs;
373 char padding[2048];
374 } s;
375};
376
377/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
378
379struct kvm_coalesced_mmio_zone {
380 __u64 addr;
381 __u32 size;
382 __u32 pad;
383};
384
385struct kvm_coalesced_mmio {
386 __u64 phys_addr;
387 __u32 len;
388 __u32 pad;
389 __u8 data[8];
390};
391
392struct kvm_coalesced_mmio_ring {
393 __u32 first, last;
394 struct kvm_coalesced_mmio coalesced_mmio[0];
395};
396
397#define KVM_COALESCED_MMIO_MAX \
398 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
399 sizeof(struct kvm_coalesced_mmio))
400
401/* for KVM_TRANSLATE */
402struct kvm_translation {
403 /* in */
404 __u64 linear_address;
405
406 /* out */
407 __u64 physical_address;
408 __u8 valid;
409 __u8 writeable;
410 __u8 usermode;
411 __u8 pad[5];
412};
413
414/* for KVM_S390_MEM_OP */
415struct kvm_s390_mem_op {
416 /* in */
417 __u64 gaddr; /* the guest address */
418 __u64 flags; /* flags */
419 __u32 size; /* amount of bytes */
420 __u32 op; /* type of operation */
421 __u64 buf; /* buffer in userspace */
422 __u8 ar; /* the access register number */
423 __u8 reserved[31]; /* should be set to 0 */
424};
425/* types for kvm_s390_mem_op->op */
426#define KVM_S390_MEMOP_LOGICAL_READ 0
427#define KVM_S390_MEMOP_LOGICAL_WRITE 1
428/* flags for kvm_s390_mem_op->flags */
429#define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0)
430#define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1)
431
432/* for KVM_INTERRUPT */
433struct kvm_interrupt {
434 /* in */
435 __u32 irq;
436};
437
438/* for KVM_GET_DIRTY_LOG */
439struct kvm_dirty_log {
440 __u32 slot;
441 __u32 padding1;
442 union {
443 void __user *dirty_bitmap; /* one bit per page */
444 __u64 padding2;
445 };
446};
447
448/* for KVM_SET_SIGNAL_MASK */
449struct kvm_signal_mask {
450 __u32 len;
451 __u8 sigset[0];
452};
453
454/* for KVM_TPR_ACCESS_REPORTING */
455struct kvm_tpr_access_ctl {
456 __u32 enabled;
457 __u32 flags;
458 __u32 reserved[8];
459};
460
461/* for KVM_SET_VAPIC_ADDR */
462struct kvm_vapic_addr {
463 __u64 vapic_addr;
464};
465
466/* for KVM_SET_MP_STATE */
467
468/* not all states are valid on all architectures */
469#define KVM_MP_STATE_RUNNABLE 0
470#define KVM_MP_STATE_UNINITIALIZED 1
471#define KVM_MP_STATE_INIT_RECEIVED 2
472#define KVM_MP_STATE_HALTED 3
473#define KVM_MP_STATE_SIPI_RECEIVED 4
474#define KVM_MP_STATE_STOPPED 5
475#define KVM_MP_STATE_CHECK_STOP 6
476#define KVM_MP_STATE_OPERATING 7
477#define KVM_MP_STATE_LOAD 8
478
479struct kvm_mp_state {
480 __u32 mp_state;
481};
482
483struct kvm_s390_psw {
484 __u64 mask;
485 __u64 addr;
486};
487
488/* valid values for type in kvm_s390_interrupt */
489#define KVM_S390_SIGP_STOP 0xfffe0000u
490#define KVM_S390_PROGRAM_INT 0xfffe0001u
491#define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
492#define KVM_S390_RESTART 0xfffe0003u
493#define KVM_S390_INT_PFAULT_INIT 0xfffe0004u
494#define KVM_S390_INT_PFAULT_DONE 0xfffe0005u
495#define KVM_S390_MCHK 0xfffe1000u
496#define KVM_S390_INT_CLOCK_COMP 0xffff1004u
497#define KVM_S390_INT_CPU_TIMER 0xffff1005u
498#define KVM_S390_INT_VIRTIO 0xffff2603u
499#define KVM_S390_INT_SERVICE 0xffff2401u
500#define KVM_S390_INT_EMERGENCY 0xffff1201u
501#define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
502/* Anything below 0xfffe0000u is taken by INT_IO */
503#define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
504 (((schid)) | \
505 ((ssid) << 16) | \
506 ((cssid) << 18) | \
507 ((ai) << 26))
508#define KVM_S390_INT_IO_MIN 0x00000000u
509#define KVM_S390_INT_IO_MAX 0xfffdffffu
510#define KVM_S390_INT_IO_AI_MASK 0x04000000u
511
512
513struct kvm_s390_interrupt {
514 __u32 type;
515 __u32 parm;
516 __u64 parm64;
517};
518
519struct kvm_s390_io_info {
520 __u16 subchannel_id;
521 __u16 subchannel_nr;
522 __u32 io_int_parm;
523 __u32 io_int_word;
524};
525
526struct kvm_s390_ext_info {
527 __u32 ext_params;
528 __u32 pad;
529 __u64 ext_params2;
530};
531
532struct kvm_s390_pgm_info {
533 __u64 trans_exc_code;
534 __u64 mon_code;
535 __u64 per_address;
536 __u32 data_exc_code;
537 __u16 code;
538 __u16 mon_class_nr;
539 __u8 per_code;
540 __u8 per_atmid;
541 __u8 exc_access_id;
542 __u8 per_access_id;
543 __u8 op_access_id;
544 __u8 pad[3];
545};
546
547struct kvm_s390_prefix_info {
548 __u32 address;
549};
550
551struct kvm_s390_extcall_info {
552 __u16 code;
553};
554
555struct kvm_s390_emerg_info {
556 __u16 code;
557};
558
559#define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
560struct kvm_s390_stop_info {
561 __u32 flags;
562};
563
564struct kvm_s390_mchk_info {
565 __u64 cr14;
566 __u64 mcic;
567 __u64 failing_storage_address;
568 __u32 ext_damage_code;
569 __u32 pad;
570 __u8 fixed_logout[16];
571};
572
573struct kvm_s390_irq {
574 __u64 type;
575 union {
576 struct kvm_s390_io_info io;
577 struct kvm_s390_ext_info ext;
578 struct kvm_s390_pgm_info pgm;
579 struct kvm_s390_emerg_info emerg;
580 struct kvm_s390_extcall_info extcall;
581 struct kvm_s390_prefix_info prefix;
582 struct kvm_s390_stop_info stop;
583 struct kvm_s390_mchk_info mchk;
584 char reserved[64];
585 } u;
586};
587
588struct kvm_s390_irq_state {
589 __u64 buf;
590 __u32 flags;
591 __u32 len;
592 __u32 reserved[4];
593};
594
595/* for KVM_SET_GUEST_DEBUG */
596
597#define KVM_GUESTDBG_ENABLE 0x00000001
598#define KVM_GUESTDBG_SINGLESTEP 0x00000002
599
600struct kvm_guest_debug {
601 __u32 control;
602 __u32 pad;
603 struct kvm_guest_debug_arch arch;
604};
605
606enum {
607 kvm_ioeventfd_flag_nr_datamatch,
608 kvm_ioeventfd_flag_nr_pio,
609 kvm_ioeventfd_flag_nr_deassign,
610 kvm_ioeventfd_flag_nr_virtio_ccw_notify,
611 kvm_ioeventfd_flag_nr_fast_mmio,
612 kvm_ioeventfd_flag_nr_max,
613};
614
615#define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
616#define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
617#define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
618#define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
619 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
620
621#define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
622
623struct kvm_ioeventfd {
624 __u64 datamatch;
625 __u64 addr; /* legal pio/mmio address */
626 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
627 __s32 fd;
628 __u32 flags;
629 __u8 pad[36];
630};
631
632/* for KVM_ENABLE_CAP */
633struct kvm_enable_cap {
634 /* in */
635 __u32 cap;
636 __u32 flags;
637 __u64 args[4];
638 __u8 pad[64];
639};
640
641/* for KVM_PPC_GET_PVINFO */
642struct kvm_ppc_pvinfo {
643 /* out */
644 __u32 flags;
645 __u32 hcall[4];
646 __u8 pad[108];
647};
648
649/* for KVM_PPC_GET_SMMU_INFO */
650#define KVM_PPC_PAGE_SIZES_MAX_SZ 8
651
652struct kvm_ppc_one_page_size {
653 __u32 page_shift; /* Page shift (or 0) */
654 __u32 pte_enc; /* Encoding in the HPTE (>>12) */
655};
656
657struct kvm_ppc_one_seg_page_size {
658 __u32 page_shift; /* Base page shift of segment (or 0) */
659 __u32 slb_enc; /* SLB encoding for BookS */
660 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
661};
662
663#define KVM_PPC_PAGE_SIZES_REAL 0x00000001
664#define KVM_PPC_1T_SEGMENTS 0x00000002
665
666struct kvm_ppc_smmu_info {
667 __u64 flags;
668 __u32 slb_size;
669 __u32 pad;
670 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
671};
672
673#define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
674
675#define KVMIO 0xAE
676
677/* machine type bits, to be used as argument to KVM_CREATE_VM */
678#define KVM_VM_S390_UCONTROL 1
679
680/* on ppc, 0 indicate default, 1 should force HV and 2 PR */
681#define KVM_VM_PPC_HV 1
682#define KVM_VM_PPC_PR 2
683
684#define KVM_S390_SIE_PAGE_OFFSET 1
685
686/*
687 * ioctls for /dev/kvm fds:
688 */
689#define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
690#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
691#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
692
693#define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
694/*
695 * Check if a kvm extension is available. Argument is extension number,
696 * return is 1 (yes) or 0 (no, sorry).
697 */
698#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
699/*
700 * Get size for mmap(vcpu_fd)
701 */
702#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
703#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
704#define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
705#define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
706#define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
707#define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
708
709/*
710 * Extension capability list.
711 */
712#define KVM_CAP_IRQCHIP 0
713#define KVM_CAP_HLT 1
714#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
715#define KVM_CAP_USER_MEMORY 3
716#define KVM_CAP_SET_TSS_ADDR 4
717#define KVM_CAP_VAPIC 6
718#define KVM_CAP_EXT_CPUID 7
719#define KVM_CAP_CLOCKSOURCE 8
720#define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
721#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
722#define KVM_CAP_PIT 11
723#define KVM_CAP_NOP_IO_DELAY 12
724#define KVM_CAP_PV_MMU 13
725#define KVM_CAP_MP_STATE 14
726#define KVM_CAP_COALESCED_MMIO 15
727#define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
728#define KVM_CAP_IOMMU 18
729/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
730#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
731#define KVM_CAP_USER_NMI 22
732#ifdef __KVM_HAVE_GUEST_DEBUG
733#define KVM_CAP_SET_GUEST_DEBUG 23
734#endif
735#ifdef __KVM_HAVE_PIT
736#define KVM_CAP_REINJECT_CONTROL 24
737#endif
738#define KVM_CAP_IRQ_ROUTING 25
739#define KVM_CAP_IRQ_INJECT_STATUS 26
740#define KVM_CAP_ASSIGN_DEV_IRQ 29
741/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
742#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
743#ifdef __KVM_HAVE_MCE
744#define KVM_CAP_MCE 31
745#endif
746#define KVM_CAP_IRQFD 32
747#ifdef __KVM_HAVE_PIT
748#define KVM_CAP_PIT2 33
749#endif
750#define KVM_CAP_SET_BOOT_CPU_ID 34
751#ifdef __KVM_HAVE_PIT_STATE2
752#define KVM_CAP_PIT_STATE2 35
753#endif
754#define KVM_CAP_IOEVENTFD 36
755#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
756#ifdef __KVM_HAVE_XEN_HVM
757#define KVM_CAP_XEN_HVM 38
758#endif
759#define KVM_CAP_ADJUST_CLOCK 39
760#define KVM_CAP_INTERNAL_ERROR_DATA 40
761#ifdef __KVM_HAVE_VCPU_EVENTS
762#define KVM_CAP_VCPU_EVENTS 41
763#endif
764#define KVM_CAP_S390_PSW 42
765#define KVM_CAP_PPC_SEGSTATE 43
766#define KVM_CAP_HYPERV 44
767#define KVM_CAP_HYPERV_VAPIC 45
768#define KVM_CAP_HYPERV_SPIN 46
769#define KVM_CAP_PCI_SEGMENT 47
770#define KVM_CAP_PPC_PAIRED_SINGLES 48
771#define KVM_CAP_INTR_SHADOW 49
772#ifdef __KVM_HAVE_DEBUGREGS
773#define KVM_CAP_DEBUGREGS 50
774#endif
775#define KVM_CAP_X86_ROBUST_SINGLESTEP 51
776#define KVM_CAP_PPC_OSI 52
777#define KVM_CAP_PPC_UNSET_IRQ 53
778#define KVM_CAP_ENABLE_CAP 54
779#ifdef __KVM_HAVE_XSAVE
780#define KVM_CAP_XSAVE 55
781#endif
782#ifdef __KVM_HAVE_XCRS
783#define KVM_CAP_XCRS 56
784#endif
785#define KVM_CAP_PPC_GET_PVINFO 57
786#define KVM_CAP_PPC_IRQ_LEVEL 58
787#define KVM_CAP_ASYNC_PF 59
788#define KVM_CAP_TSC_CONTROL 60
789#define KVM_CAP_GET_TSC_KHZ 61
790#define KVM_CAP_PPC_BOOKE_SREGS 62
791#define KVM_CAP_SPAPR_TCE 63
792#define KVM_CAP_PPC_SMT 64
793#define KVM_CAP_PPC_RMA 65
794#define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
795#define KVM_CAP_PPC_HIOR 67
796#define KVM_CAP_PPC_PAPR 68
797#define KVM_CAP_SW_TLB 69
798#define KVM_CAP_ONE_REG 70
799#define KVM_CAP_S390_GMAP 71
800#define KVM_CAP_TSC_DEADLINE_TIMER 72
801#define KVM_CAP_S390_UCONTROL 73
802#define KVM_CAP_SYNC_REGS 74
803#define KVM_CAP_PCI_2_3 75
804#define KVM_CAP_KVMCLOCK_CTRL 76
805#define KVM_CAP_SIGNAL_MSI 77
806#define KVM_CAP_PPC_GET_SMMU_INFO 78
807#define KVM_CAP_S390_COW 79
808#define KVM_CAP_PPC_ALLOC_HTAB 80
809#define KVM_CAP_READONLY_MEM 81
810#define KVM_CAP_IRQFD_RESAMPLE 82
811#define KVM_CAP_PPC_BOOKE_WATCHDOG 83
812#define KVM_CAP_PPC_HTAB_FD 84
813#define KVM_CAP_S390_CSS_SUPPORT 85
814#define KVM_CAP_PPC_EPR 86
815#define KVM_CAP_ARM_PSCI 87
816#define KVM_CAP_ARM_SET_DEVICE_ADDR 88
817#define KVM_CAP_DEVICE_CTRL 89
818#define KVM_CAP_IRQ_MPIC 90
819#define KVM_CAP_PPC_RTAS 91
820#define KVM_CAP_IRQ_XICS 92
821#define KVM_CAP_ARM_EL1_32BIT 93
822#define KVM_CAP_SPAPR_MULTITCE 94
823#define KVM_CAP_EXT_EMUL_CPUID 95
824#define KVM_CAP_HYPERV_TIME 96
825#define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
826#define KVM_CAP_ENABLE_CAP_VM 98
827#define KVM_CAP_S390_IRQCHIP 99
828#define KVM_CAP_IOEVENTFD_NO_LENGTH 100
829#define KVM_CAP_VM_ATTRIBUTES 101
830#define KVM_CAP_ARM_PSCI_0_2 102
831#define KVM_CAP_PPC_FIXUP_HCALL 103
832#define KVM_CAP_PPC_ENABLE_HCALL 104
833#define KVM_CAP_CHECK_EXTENSION_VM 105
834#define KVM_CAP_S390_USER_SIGP 106
835#define KVM_CAP_S390_VECTOR_REGISTERS 107
836#define KVM_CAP_S390_MEM_OP 108
837#define KVM_CAP_S390_USER_STSI 109
838#define KVM_CAP_S390_SKEYS 110
839#define KVM_CAP_MIPS_FPU 111
840#define KVM_CAP_MIPS_MSA 112
841#define KVM_CAP_S390_INJECT_IRQ 113
842#define KVM_CAP_S390_IRQ_STATE 114
843#define KVM_CAP_PPC_HWRNG 115
844#define KVM_CAP_DISABLE_QUIRKS 116
845#define KVM_CAP_X86_SMM 117
846#define KVM_CAP_MULTI_ADDRESS_SPACE 118
847#define KVM_CAP_GUEST_DEBUG_HW_BPS 119
848#define KVM_CAP_GUEST_DEBUG_HW_WPS 120
849#define KVM_CAP_SPLIT_IRQCHIP 121
850#define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
851#define KVM_CAP_HYPERV_SYNIC 123
852#define KVM_CAP_S390_RI 124
853
854#ifdef KVM_CAP_IRQ_ROUTING
855
856struct kvm_irq_routing_irqchip {
857 __u32 irqchip;
858 __u32 pin;
859};
860
861struct kvm_irq_routing_msi {
862 __u32 address_lo;
863 __u32 address_hi;
864 __u32 data;
865 __u32 pad;
866};
867
868struct kvm_irq_routing_s390_adapter {
869 __u64 ind_addr;
870 __u64 summary_addr;
871 __u64 ind_offset;
872 __u32 summary_offset;
873 __u32 adapter_id;
874};
875
876struct kvm_irq_routing_hv_sint {
877 __u32 vcpu;
878 __u32 sint;
879};
880
881/* gsi routing entry types */
882#define KVM_IRQ_ROUTING_IRQCHIP 1
883#define KVM_IRQ_ROUTING_MSI 2
884#define KVM_IRQ_ROUTING_S390_ADAPTER 3
885#define KVM_IRQ_ROUTING_HV_SINT 4
886
887struct kvm_irq_routing_entry {
888 __u32 gsi;
889 __u32 type;
890 __u32 flags;
891 __u32 pad;
892 union {
893 struct kvm_irq_routing_irqchip irqchip;
894 struct kvm_irq_routing_msi msi;
895 struct kvm_irq_routing_s390_adapter adapter;
896 struct kvm_irq_routing_hv_sint hv_sint;
897 __u32 pad[8];
898 } u;
899};
900
901struct kvm_irq_routing {
902 __u32 nr;
903 __u32 flags;
904 struct kvm_irq_routing_entry entries[0];
905};
906
907#endif
908
909#ifdef KVM_CAP_MCE
910/* x86 MCE */
911struct kvm_x86_mce {
912 __u64 status;
913 __u64 addr;
914 __u64 misc;
915 __u64 mcg_status;
916 __u8 bank;
917 __u8 pad1[7];
918 __u64 pad2[3];
919};
920#endif
921
922#ifdef KVM_CAP_XEN_HVM
923struct kvm_xen_hvm_config {
924 __u32 flags;
925 __u32 msr;
926 __u64 blob_addr_32;
927 __u64 blob_addr_64;
928 __u8 blob_size_32;
929 __u8 blob_size_64;
930 __u8 pad2[30];
931};
932#endif
933
934#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
935/*
936 * Available with KVM_CAP_IRQFD_RESAMPLE
937 *
938 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
939 * the irqfd to operate in resampling mode for level triggered interrupt
940 * emulation. See Documentation/virtual/kvm/api.txt.
941 */
942#define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
943
944struct kvm_irqfd {
945 __u32 fd;
946 __u32 gsi;
947 __u32 flags;
948 __u32 resamplefd;
949 __u8 pad[16];
950};
951
952struct kvm_clock_data {
953 __u64 clock;
954 __u32 flags;
955 __u32 pad[9];
956};
957
958#define KVM_MMU_FSL_BOOKE_NOHV 0
959#define KVM_MMU_FSL_BOOKE_HV 1
960
961struct kvm_config_tlb {
962 __u64 params;
963 __u64 array;
964 __u32 mmu_type;
965 __u32 array_len;
966};
967
968struct kvm_dirty_tlb {
969 __u64 bitmap;
970 __u32 num_dirty;
971};
972
973/* Available with KVM_CAP_ONE_REG */
974
975#define KVM_REG_ARCH_MASK 0xff00000000000000ULL
976#define KVM_REG_GENERIC 0x0000000000000000ULL
977
978/*
979 * Architecture specific registers are to be defined in arch headers and
980 * ORed with the arch identifier.
981 */
982#define KVM_REG_PPC 0x1000000000000000ULL
983#define KVM_REG_X86 0x2000000000000000ULL
984#define KVM_REG_IA64 0x3000000000000000ULL
985#define KVM_REG_ARM 0x4000000000000000ULL
986#define KVM_REG_S390 0x5000000000000000ULL
987#define KVM_REG_ARM64 0x6000000000000000ULL
988#define KVM_REG_MIPS 0x7000000000000000ULL
989
990#define KVM_REG_SIZE_SHIFT 52
991#define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
992#define KVM_REG_SIZE_U8 0x0000000000000000ULL
993#define KVM_REG_SIZE_U16 0x0010000000000000ULL
994#define KVM_REG_SIZE_U32 0x0020000000000000ULL
995#define KVM_REG_SIZE_U64 0x0030000000000000ULL
996#define KVM_REG_SIZE_U128 0x0040000000000000ULL
997#define KVM_REG_SIZE_U256 0x0050000000000000ULL
998#define KVM_REG_SIZE_U512 0x0060000000000000ULL
999#define KVM_REG_SIZE_U1024 0x0070000000000000ULL
1000
1001struct kvm_reg_list {
1002 __u64 n; /* number of regs */
1003 __u64 reg[0];
1004};
1005
1006struct kvm_one_reg {
1007 __u64 id;
1008 __u64 addr;
1009};
1010
1011struct kvm_msi {
1012 __u32 address_lo;
1013 __u32 address_hi;
1014 __u32 data;
1015 __u32 flags;
1016 __u8 pad[16];
1017};
1018
1019struct kvm_arm_device_addr {
1020 __u64 id;
1021 __u64 addr;
1022};
1023
1024/*
1025 * Device control API, available with KVM_CAP_DEVICE_CTRL
1026 */
1027#define KVM_CREATE_DEVICE_TEST 1
1028
1029struct kvm_create_device {
1030 __u32 type; /* in: KVM_DEV_TYPE_xxx */
1031 __u32 fd; /* out: device handle */
1032 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */
1033};
1034
1035struct kvm_device_attr {
1036 __u32 flags; /* no flags currently defined */
1037 __u32 group; /* device-defined */
1038 __u64 attr; /* group-defined */
1039 __u64 addr; /* userspace address of attr data */
1040};
1041
1042#define KVM_DEV_VFIO_GROUP 1
1043#define KVM_DEV_VFIO_GROUP_ADD 1
1044#define KVM_DEV_VFIO_GROUP_DEL 2
1045
1046enum kvm_device_type {
1047 KVM_DEV_TYPE_FSL_MPIC_20 = 1,
1048#define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20
1049 KVM_DEV_TYPE_FSL_MPIC_42,
1050#define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42
1051 KVM_DEV_TYPE_XICS,
1052#define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS
1053 KVM_DEV_TYPE_VFIO,
1054#define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO
1055 KVM_DEV_TYPE_ARM_VGIC_V2,
1056#define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2
1057 KVM_DEV_TYPE_FLIC,
1058#define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC
1059 KVM_DEV_TYPE_ARM_VGIC_V3,
1060#define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3
1061 KVM_DEV_TYPE_MAX,
1062};
1063
1064/*
1065 * ioctls for VM fds
1066 */
1067#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
1068/*
1069 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1070 * a vcpu fd.
1071 */
1072#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
1073#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
1074/* KVM_SET_MEMORY_ALIAS is obsolete: */
1075#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
1076#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
1077#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
1078#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1079 struct kvm_userspace_memory_region)
1080#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
1081#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
1082
1083/* enable ucontrol for s390 */
1084struct kvm_s390_ucas_mapping {
1085 __u64 user_addr;
1086 __u64 vcpu_addr;
1087 __u64 length;
1088};
1089#define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1090#define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1091#define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
1092
1093/* Device model IOC */
1094#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
1095#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
1096#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1097#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
1098#define KVM_CREATE_PIT _IO(KVMIO, 0x64)
1099#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1100#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
1101#define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1102#define KVM_REGISTER_COALESCED_MMIO \
1103 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
1104#define KVM_UNREGISTER_COALESCED_MMIO \
1105 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
1106#define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
1107 struct kvm_assigned_pci_dev)
1108#define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
1109/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1110#define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
1111#define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
1112#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
1113#define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
1114 struct kvm_assigned_pci_dev)
1115#define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
1116 struct kvm_assigned_msix_nr)
1117#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
1118 struct kvm_assigned_msix_entry)
1119#define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
1120#define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
1121#define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
1122#define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
1123#define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
1124#define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
1125#define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
1126#define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
1127/* Available with KVM_CAP_PIT_STATE2 */
1128#define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
1129#define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
1130/* Available with KVM_CAP_PPC_GET_PVINFO */
1131#define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
1132/* Available with KVM_CAP_TSC_CONTROL */
1133#define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
1134#define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
1135/* Available with KVM_CAP_PCI_2_3 */
1136#define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
1137 struct kvm_assigned_pci_dev)
1138/* Available with KVM_CAP_SIGNAL_MSI */
1139#define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
1140/* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1141#define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
1142/* Available with KVM_CAP_PPC_ALLOC_HTAB */
1143#define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
1144#define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
1145/* Available with KVM_CAP_RMA */
1146#define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
1147/* Available with KVM_CAP_PPC_HTAB_FD */
1148#define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
1149/* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1150#define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
1151/* Available with KVM_CAP_PPC_RTAS */
1152#define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
1153
1154/* ioctl for vm fd */
1155#define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
1156
1157/* ioctls for fds returned by KVM_CREATE_DEVICE */
1158#define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
1159#define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
1160#define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
1161
1162/*
1163 * ioctls for vcpu fds
1164 */
1165#define KVM_RUN _IO(KVMIO, 0x80)
1166#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
1167#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
1168#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
1169#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
1170#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
1171#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
1172/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1173#define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
1174#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
1175#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
1176#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
1177#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
1178#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
1179#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
1180#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
1181#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
1182#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
1183#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1184/* Available with KVM_CAP_VAPIC */
1185#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1186/* Available with KVM_CAP_VAPIC */
1187#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
1188/* valid for virtual machine (for floating interrupt)_and_ vcpu */
1189#define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
1190/* store status for s390 */
1191#define KVM_S390_STORE_STATUS_NOADDR (-1ul)
1192#define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
1193#define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
1194/* initial ipl psw for s390 */
1195#define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
1196/* initial reset for s390 */
1197#define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
1198#define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
1199#define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
1200/* Available with KVM_CAP_USER_NMI */
1201#define KVM_NMI _IO(KVMIO, 0x9a)
1202/* Available with KVM_CAP_SET_GUEST_DEBUG */
1203#define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
1204/* MCE for x86 */
1205#define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
1206#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
1207#define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
1208/* Available with KVM_CAP_VCPU_EVENTS */
1209#define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
1210#define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
1211/* Available with KVM_CAP_DEBUGREGS */
1212#define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
1213#define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
1214/*
1215 * vcpu version available with KVM_ENABLE_CAP
1216 * vm version available with KVM_CAP_ENABLE_CAP_VM
1217 */
1218#define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
1219/* Available with KVM_CAP_XSAVE */
1220#define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
1221#define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
1222/* Available with KVM_CAP_XCRS */
1223#define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
1224#define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
1225/* Available with KVM_CAP_SW_TLB */
1226#define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
1227/* Available with KVM_CAP_ONE_REG */
1228#define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
1229#define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
1230/* VM is being stopped by host */
1231#define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
1232#define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
1233#define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init)
1234#define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1235/* Available with KVM_CAP_S390_MEM_OP */
1236#define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op)
1237/* Available with KVM_CAP_S390_SKEYS */
1238#define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1239#define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1240/* Available with KVM_CAP_S390_INJECT_IRQ */
1241#define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq)
1242/* Available with KVM_CAP_S390_IRQ_STATE */
1243#define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1244#define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1245/* Available with KVM_CAP_X86_SMM */
1246#define KVM_SMI _IO(KVMIO, 0xb7)
1247
1248#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
1249#define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
1250#define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
1251
1252struct kvm_assigned_pci_dev {
1253 __u32 assigned_dev_id;
1254 __u32 busnr;
1255 __u32 devfn;
1256 __u32 flags;
1257 __u32 segnr;
1258 union {
1259 __u32 reserved[11];
1260 };
1261};
1262
1263#define KVM_DEV_IRQ_HOST_INTX (1 << 0)
1264#define KVM_DEV_IRQ_HOST_MSI (1 << 1)
1265#define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
1266
1267#define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
1268#define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
1269#define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
1270
1271#define KVM_DEV_IRQ_HOST_MASK 0x00ff
1272#define KVM_DEV_IRQ_GUEST_MASK 0xff00
1273
1274struct kvm_assigned_irq {
1275 __u32 assigned_dev_id;
1276 __u32 host_irq; /* ignored (legacy field) */
1277 __u32 guest_irq;
1278 __u32 flags;
1279 union {
1280 __u32 reserved[12];
1281 };
1282};
1283
1284struct kvm_assigned_msix_nr {
1285 __u32 assigned_dev_id;
1286 __u16 entry_nr;
1287 __u16 padding;
1288};
1289
1290#define KVM_MAX_MSIX_PER_DEV 256
1291struct kvm_assigned_msix_entry {
1292 __u32 assigned_dev_id;
1293 __u32 gsi;
1294 __u16 entry; /* The index of entry in the MSI-X table */
1295 __u16 padding[3];
1296};
1297
1298#endif /* __LINUX_KVM_H */