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