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