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#define KVM_EXIT_HYPERV_HCALL 2
161 __u32 type;
162 union {
163 struct {
164 __u32 msr;
165 __u64 control;
166 __u64 evt_page;
167 __u64 msg_page;
168 } synic;
169 struct {
170 __u64 input;
171 __u64 result;
172 __u64 params[2];
173 } hcall;
174 } u;
175};
176
177#define KVM_S390_GET_SKEYS_NONE 1
178#define KVM_S390_SKEYS_MAX 1048576
179
180#define KVM_EXIT_UNKNOWN 0
181#define KVM_EXIT_EXCEPTION 1
182#define KVM_EXIT_IO 2
183#define KVM_EXIT_HYPERCALL 3
184#define KVM_EXIT_DEBUG 4
185#define KVM_EXIT_HLT 5
186#define KVM_EXIT_MMIO 6
187#define KVM_EXIT_IRQ_WINDOW_OPEN 7
188#define KVM_EXIT_SHUTDOWN 8
189#define KVM_EXIT_FAIL_ENTRY 9
190#define KVM_EXIT_INTR 10
191#define KVM_EXIT_SET_TPR 11
192#define KVM_EXIT_TPR_ACCESS 12
193#define KVM_EXIT_S390_SIEIC 13
194#define KVM_EXIT_S390_RESET 14
195#define KVM_EXIT_DCR 15 /* deprecated */
196#define KVM_EXIT_NMI 16
197#define KVM_EXIT_INTERNAL_ERROR 17
198#define KVM_EXIT_OSI 18
199#define KVM_EXIT_PAPR_HCALL 19
200#define KVM_EXIT_S390_UCONTROL 20
201#define KVM_EXIT_WATCHDOG 21
202#define KVM_EXIT_S390_TSCH 22
203#define KVM_EXIT_EPR 23
204#define KVM_EXIT_SYSTEM_EVENT 24
205#define KVM_EXIT_S390_STSI 25
206#define KVM_EXIT_IOAPIC_EOI 26
207#define KVM_EXIT_HYPERV 27
208
209/* For KVM_EXIT_INTERNAL_ERROR */
210/* Emulate instruction failed. */
211#define KVM_INTERNAL_ERROR_EMULATION 1
212/* Encounter unexpected simultaneous exceptions. */
213#define KVM_INTERNAL_ERROR_SIMUL_EX 2
214/* Encounter unexpected vm-exit due to delivery event. */
215#define KVM_INTERNAL_ERROR_DELIVERY_EV 3
216
217/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
218struct kvm_run {
219 /* in */
220 __u8 request_interrupt_window;
221 __u8 immediate_exit;
222 __u8 padding1[6];
223
224 /* out */
225 __u32 exit_reason;
226 __u8 ready_for_interrupt_injection;
227 __u8 if_flag;
228 __u16 flags;
229
230 /* in (pre_kvm_run), out (post_kvm_run) */
231 __u64 cr8;
232 __u64 apic_base;
233
234#ifdef __KVM_S390
235 /* the processor status word for s390 */
236 __u64 psw_mask; /* psw upper half */
237 __u64 psw_addr; /* psw lower half */
238#endif
239 union {
240 /* KVM_EXIT_UNKNOWN */
241 struct {
242 __u64 hardware_exit_reason;
243 } hw;
244 /* KVM_EXIT_FAIL_ENTRY */
245 struct {
246 __u64 hardware_entry_failure_reason;
247 } fail_entry;
248 /* KVM_EXIT_EXCEPTION */
249 struct {
250 __u32 exception;
251 __u32 error_code;
252 } ex;
253 /* KVM_EXIT_IO */
254 struct {
255#define KVM_EXIT_IO_IN 0
256#define KVM_EXIT_IO_OUT 1
257 __u8 direction;
258 __u8 size; /* bytes */
259 __u16 port;
260 __u32 count;
261 __u64 data_offset; /* relative to kvm_run start */
262 } io;
263 /* KVM_EXIT_DEBUG */
264 struct {
265 struct kvm_debug_exit_arch arch;
266 } debug;
267 /* KVM_EXIT_MMIO */
268 struct {
269 __u64 phys_addr;
270 __u8 data[8];
271 __u32 len;
272 __u8 is_write;
273 } mmio;
274 /* KVM_EXIT_HYPERCALL */
275 struct {
276 __u64 nr;
277 __u64 args[6];
278 __u64 ret;
279 __u32 longmode;
280 __u32 pad;
281 } hypercall;
282 /* KVM_EXIT_TPR_ACCESS */
283 struct {
284 __u64 rip;
285 __u32 is_write;
286 __u32 pad;
287 } tpr_access;
288 /* KVM_EXIT_S390_SIEIC */
289 struct {
290 __u8 icptcode;
291 __u16 ipa;
292 __u32 ipb;
293 } s390_sieic;
294 /* KVM_EXIT_S390_RESET */
295#define KVM_S390_RESET_POR 1
296#define KVM_S390_RESET_CLEAR 2
297#define KVM_S390_RESET_SUBSYSTEM 4
298#define KVM_S390_RESET_CPU_INIT 8
299#define KVM_S390_RESET_IPL 16
300 __u64 s390_reset_flags;
301 /* KVM_EXIT_S390_UCONTROL */
302 struct {
303 __u64 trans_exc_code;
304 __u32 pgm_code;
305 } s390_ucontrol;
306 /* KVM_EXIT_DCR (deprecated) */
307 struct {
308 __u32 dcrn;
309 __u32 data;
310 __u8 is_write;
311 } dcr;
312 /* KVM_EXIT_INTERNAL_ERROR */
313 struct {
314 __u32 suberror;
315 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
316 __u32 ndata;
317 __u64 data[16];
318 } internal;
319 /* KVM_EXIT_OSI */
320 struct {
321 __u64 gprs[32];
322 } osi;
323 /* KVM_EXIT_PAPR_HCALL */
324 struct {
325 __u64 nr;
326 __u64 ret;
327 __u64 args[9];
328 } papr_hcall;
329 /* KVM_EXIT_S390_TSCH */
330 struct {
331 __u16 subchannel_id;
332 __u16 subchannel_nr;
333 __u32 io_int_parm;
334 __u32 io_int_word;
335 __u32 ipb;
336 __u8 dequeued;
337 } s390_tsch;
338 /* KVM_EXIT_EPR */
339 struct {
340 __u32 epr;
341 } epr;
342 /* KVM_EXIT_SYSTEM_EVENT */
343 struct {
344#define KVM_SYSTEM_EVENT_SHUTDOWN 1
345#define KVM_SYSTEM_EVENT_RESET 2
346#define KVM_SYSTEM_EVENT_CRASH 3
347 __u32 type;
348 __u64 flags;
349 } system_event;
350 /* KVM_EXIT_S390_STSI */
351 struct {
352 __u64 addr;
353 __u8 ar;
354 __u8 reserved;
355 __u8 fc;
356 __u8 sel1;
357 __u16 sel2;
358 } s390_stsi;
359 /* KVM_EXIT_IOAPIC_EOI */
360 struct {
361 __u8 vector;
362 } eoi;
363 /* KVM_EXIT_HYPERV */
364 struct kvm_hyperv_exit hyperv;
365 /* Fix the size of the union. */
366 char padding[256];
367 };
368
369 /*
370 * shared registers between kvm and userspace.
371 * kvm_valid_regs specifies the register classes set by the host
372 * kvm_dirty_regs specified the register classes dirtied by userspace
373 * struct kvm_sync_regs is architecture specific, as well as the
374 * bits for kvm_valid_regs and kvm_dirty_regs
375 */
376 __u64 kvm_valid_regs;
377 __u64 kvm_dirty_regs;
378 union {
379 struct kvm_sync_regs regs;
380 char padding[2048];
381 } s;
382};
383
384/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
385
386struct kvm_coalesced_mmio_zone {
387 __u64 addr;
388 __u32 size;
389 __u32 pad;
390};
391
392struct kvm_coalesced_mmio {
393 __u64 phys_addr;
394 __u32 len;
395 __u32 pad;
396 __u8 data[8];
397};
398
399struct kvm_coalesced_mmio_ring {
400 __u32 first, last;
401 struct kvm_coalesced_mmio coalesced_mmio[0];
402};
403
404#define KVM_COALESCED_MMIO_MAX \
405 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
406 sizeof(struct kvm_coalesced_mmio))
407
408/* for KVM_TRANSLATE */
409struct kvm_translation {
410 /* in */
411 __u64 linear_address;
412
413 /* out */
414 __u64 physical_address;
415 __u8 valid;
416 __u8 writeable;
417 __u8 usermode;
418 __u8 pad[5];
419};
420
421/* for KVM_S390_MEM_OP */
422struct kvm_s390_mem_op {
423 /* in */
424 __u64 gaddr; /* the guest address */
425 __u64 flags; /* flags */
426 __u32 size; /* amount of bytes */
427 __u32 op; /* type of operation */
428 __u64 buf; /* buffer in userspace */
429 __u8 ar; /* the access register number */
430 __u8 reserved[31]; /* should be set to 0 */
431};
432/* types for kvm_s390_mem_op->op */
433#define KVM_S390_MEMOP_LOGICAL_READ 0
434#define KVM_S390_MEMOP_LOGICAL_WRITE 1
435/* flags for kvm_s390_mem_op->flags */
436#define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0)
437#define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1)
438
439/* for KVM_INTERRUPT */
440struct kvm_interrupt {
441 /* in */
442 __u32 irq;
443};
444
445/* for KVM_GET_DIRTY_LOG */
446struct kvm_dirty_log {
447 __u32 slot;
448 __u32 padding1;
449 union {
450 void __user *dirty_bitmap; /* one bit per page */
451 __u64 padding2;
452 };
453};
454
455/* for KVM_SET_SIGNAL_MASK */
456struct kvm_signal_mask {
457 __u32 len;
458 __u8 sigset[0];
459};
460
461/* for KVM_TPR_ACCESS_REPORTING */
462struct kvm_tpr_access_ctl {
463 __u32 enabled;
464 __u32 flags;
465 __u32 reserved[8];
466};
467
468/* for KVM_SET_VAPIC_ADDR */
469struct kvm_vapic_addr {
470 __u64 vapic_addr;
471};
472
473/* for KVM_SET_MP_STATE */
474
475/* not all states are valid on all architectures */
476#define KVM_MP_STATE_RUNNABLE 0
477#define KVM_MP_STATE_UNINITIALIZED 1
478#define KVM_MP_STATE_INIT_RECEIVED 2
479#define KVM_MP_STATE_HALTED 3
480#define KVM_MP_STATE_SIPI_RECEIVED 4
481#define KVM_MP_STATE_STOPPED 5
482#define KVM_MP_STATE_CHECK_STOP 6
483#define KVM_MP_STATE_OPERATING 7
484#define KVM_MP_STATE_LOAD 8
485
486struct kvm_mp_state {
487 __u32 mp_state;
488};
489
490struct kvm_s390_psw {
491 __u64 mask;
492 __u64 addr;
493};
494
495/* valid values for type in kvm_s390_interrupt */
496#define KVM_S390_SIGP_STOP 0xfffe0000u
497#define KVM_S390_PROGRAM_INT 0xfffe0001u
498#define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
499#define KVM_S390_RESTART 0xfffe0003u
500#define KVM_S390_INT_PFAULT_INIT 0xfffe0004u
501#define KVM_S390_INT_PFAULT_DONE 0xfffe0005u
502#define KVM_S390_MCHK 0xfffe1000u
503#define KVM_S390_INT_CLOCK_COMP 0xffff1004u
504#define KVM_S390_INT_CPU_TIMER 0xffff1005u
505#define KVM_S390_INT_VIRTIO 0xffff2603u
506#define KVM_S390_INT_SERVICE 0xffff2401u
507#define KVM_S390_INT_EMERGENCY 0xffff1201u
508#define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
509/* Anything below 0xfffe0000u is taken by INT_IO */
510#define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
511 (((schid)) | \
512 ((ssid) << 16) | \
513 ((cssid) << 18) | \
514 ((ai) << 26))
515#define KVM_S390_INT_IO_MIN 0x00000000u
516#define KVM_S390_INT_IO_MAX 0xfffdffffu
517#define KVM_S390_INT_IO_AI_MASK 0x04000000u
518
519
520struct kvm_s390_interrupt {
521 __u32 type;
522 __u32 parm;
523 __u64 parm64;
524};
525
526struct kvm_s390_io_info {
527 __u16 subchannel_id;
528 __u16 subchannel_nr;
529 __u32 io_int_parm;
530 __u32 io_int_word;
531};
532
533struct kvm_s390_ext_info {
534 __u32 ext_params;
535 __u32 pad;
536 __u64 ext_params2;
537};
538
539struct kvm_s390_pgm_info {
540 __u64 trans_exc_code;
541 __u64 mon_code;
542 __u64 per_address;
543 __u32 data_exc_code;
544 __u16 code;
545 __u16 mon_class_nr;
546 __u8 per_code;
547 __u8 per_atmid;
548 __u8 exc_access_id;
549 __u8 per_access_id;
550 __u8 op_access_id;
551#define KVM_S390_PGM_FLAGS_ILC_VALID 0x01
552#define KVM_S390_PGM_FLAGS_ILC_0 0x02
553#define KVM_S390_PGM_FLAGS_ILC_1 0x04
554#define KVM_S390_PGM_FLAGS_ILC_MASK 0x06
555#define KVM_S390_PGM_FLAGS_NO_REWIND 0x08
556 __u8 flags;
557 __u8 pad[2];
558};
559
560struct kvm_s390_prefix_info {
561 __u32 address;
562};
563
564struct kvm_s390_extcall_info {
565 __u16 code;
566};
567
568struct kvm_s390_emerg_info {
569 __u16 code;
570};
571
572#define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
573struct kvm_s390_stop_info {
574 __u32 flags;
575};
576
577struct kvm_s390_mchk_info {
578 __u64 cr14;
579 __u64 mcic;
580 __u64 failing_storage_address;
581 __u32 ext_damage_code;
582 __u32 pad;
583 __u8 fixed_logout[16];
584};
585
586struct kvm_s390_irq {
587 __u64 type;
588 union {
589 struct kvm_s390_io_info io;
590 struct kvm_s390_ext_info ext;
591 struct kvm_s390_pgm_info pgm;
592 struct kvm_s390_emerg_info emerg;
593 struct kvm_s390_extcall_info extcall;
594 struct kvm_s390_prefix_info prefix;
595 struct kvm_s390_stop_info stop;
596 struct kvm_s390_mchk_info mchk;
597 char reserved[64];
598 } u;
599};
600
601struct kvm_s390_irq_state {
602 __u64 buf;
603 __u32 flags;
604 __u32 len;
605 __u32 reserved[4];
606};
607
608/* for KVM_SET_GUEST_DEBUG */
609
610#define KVM_GUESTDBG_ENABLE 0x00000001
611#define KVM_GUESTDBG_SINGLESTEP 0x00000002
612
613struct kvm_guest_debug {
614 __u32 control;
615 __u32 pad;
616 struct kvm_guest_debug_arch arch;
617};
618
619enum {
620 kvm_ioeventfd_flag_nr_datamatch,
621 kvm_ioeventfd_flag_nr_pio,
622 kvm_ioeventfd_flag_nr_deassign,
623 kvm_ioeventfd_flag_nr_virtio_ccw_notify,
624 kvm_ioeventfd_flag_nr_fast_mmio,
625 kvm_ioeventfd_flag_nr_max,
626};
627
628#define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
629#define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
630#define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
631#define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
632 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
633
634#define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
635
636struct kvm_ioeventfd {
637 __u64 datamatch;
638 __u64 addr; /* legal pio/mmio address */
639 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
640 __s32 fd;
641 __u32 flags;
642 __u8 pad[36];
643};
644
645/* for KVM_ENABLE_CAP */
646struct kvm_enable_cap {
647 /* in */
648 __u32 cap;
649 __u32 flags;
650 __u64 args[4];
651 __u8 pad[64];
652};
653
654/* for KVM_PPC_GET_PVINFO */
655
656#define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
657
658struct kvm_ppc_pvinfo {
659 /* out */
660 __u32 flags;
661 __u32 hcall[4];
662 __u8 pad[108];
663};
664
665/* for KVM_PPC_GET_SMMU_INFO */
666#define KVM_PPC_PAGE_SIZES_MAX_SZ 8
667
668struct kvm_ppc_one_page_size {
669 __u32 page_shift; /* Page shift (or 0) */
670 __u32 pte_enc; /* Encoding in the HPTE (>>12) */
671};
672
673struct kvm_ppc_one_seg_page_size {
674 __u32 page_shift; /* Base page shift of segment (or 0) */
675 __u32 slb_enc; /* SLB encoding for BookS */
676 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
677};
678
679#define KVM_PPC_PAGE_SIZES_REAL 0x00000001
680#define KVM_PPC_1T_SEGMENTS 0x00000002
681
682struct kvm_ppc_smmu_info {
683 __u64 flags;
684 __u32 slb_size;
685 __u32 pad;
686 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
687};
688
689/* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
690struct kvm_ppc_resize_hpt {
691 __u64 flags;
692 __u32 shift;
693 __u32 pad;
694};
695
696#define KVMIO 0xAE
697
698/* machine type bits, to be used as argument to KVM_CREATE_VM */
699#define KVM_VM_S390_UCONTROL 1
700
701/* on ppc, 0 indicate default, 1 should force HV and 2 PR */
702#define KVM_VM_PPC_HV 1
703#define KVM_VM_PPC_PR 2
704
705#define KVM_S390_SIE_PAGE_OFFSET 1
706
707/*
708 * ioctls for /dev/kvm fds:
709 */
710#define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
711#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
712#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
713
714#define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
715/*
716 * Check if a kvm extension is available. Argument is extension number,
717 * return is 1 (yes) or 0 (no, sorry).
718 */
719#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
720/*
721 * Get size for mmap(vcpu_fd)
722 */
723#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
724#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
725#define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
726#define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
727#define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
728#define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
729
730/*
731 * Extension capability list.
732 */
733#define KVM_CAP_IRQCHIP 0
734#define KVM_CAP_HLT 1
735#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
736#define KVM_CAP_USER_MEMORY 3
737#define KVM_CAP_SET_TSS_ADDR 4
738#define KVM_CAP_VAPIC 6
739#define KVM_CAP_EXT_CPUID 7
740#define KVM_CAP_CLOCKSOURCE 8
741#define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
742#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
743#define KVM_CAP_PIT 11
744#define KVM_CAP_NOP_IO_DELAY 12
745#define KVM_CAP_PV_MMU 13
746#define KVM_CAP_MP_STATE 14
747#define KVM_CAP_COALESCED_MMIO 15
748#define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
749#define KVM_CAP_IOMMU 18
750/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
751#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
752#define KVM_CAP_USER_NMI 22
753#ifdef __KVM_HAVE_GUEST_DEBUG
754#define KVM_CAP_SET_GUEST_DEBUG 23
755#endif
756#ifdef __KVM_HAVE_PIT
757#define KVM_CAP_REINJECT_CONTROL 24
758#endif
759#define KVM_CAP_IRQ_ROUTING 25
760#define KVM_CAP_IRQ_INJECT_STATUS 26
761#define KVM_CAP_ASSIGN_DEV_IRQ 29
762/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
763#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
764#ifdef __KVM_HAVE_MCE
765#define KVM_CAP_MCE 31
766#endif
767#define KVM_CAP_IRQFD 32
768#ifdef __KVM_HAVE_PIT
769#define KVM_CAP_PIT2 33
770#endif
771#define KVM_CAP_SET_BOOT_CPU_ID 34
772#ifdef __KVM_HAVE_PIT_STATE2
773#define KVM_CAP_PIT_STATE2 35
774#endif
775#define KVM_CAP_IOEVENTFD 36
776#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
777#ifdef __KVM_HAVE_XEN_HVM
778#define KVM_CAP_XEN_HVM 38
779#endif
780#define KVM_CAP_ADJUST_CLOCK 39
781#define KVM_CAP_INTERNAL_ERROR_DATA 40
782#ifdef __KVM_HAVE_VCPU_EVENTS
783#define KVM_CAP_VCPU_EVENTS 41
784#endif
785#define KVM_CAP_S390_PSW 42
786#define KVM_CAP_PPC_SEGSTATE 43
787#define KVM_CAP_HYPERV 44
788#define KVM_CAP_HYPERV_VAPIC 45
789#define KVM_CAP_HYPERV_SPIN 46
790#define KVM_CAP_PCI_SEGMENT 47
791#define KVM_CAP_PPC_PAIRED_SINGLES 48
792#define KVM_CAP_INTR_SHADOW 49
793#ifdef __KVM_HAVE_DEBUGREGS
794#define KVM_CAP_DEBUGREGS 50
795#endif
796#define KVM_CAP_X86_ROBUST_SINGLESTEP 51
797#define KVM_CAP_PPC_OSI 52
798#define KVM_CAP_PPC_UNSET_IRQ 53
799#define KVM_CAP_ENABLE_CAP 54
800#ifdef __KVM_HAVE_XSAVE
801#define KVM_CAP_XSAVE 55
802#endif
803#ifdef __KVM_HAVE_XCRS
804#define KVM_CAP_XCRS 56
805#endif
806#define KVM_CAP_PPC_GET_PVINFO 57
807#define KVM_CAP_PPC_IRQ_LEVEL 58
808#define KVM_CAP_ASYNC_PF 59
809#define KVM_CAP_TSC_CONTROL 60
810#define KVM_CAP_GET_TSC_KHZ 61
811#define KVM_CAP_PPC_BOOKE_SREGS 62
812#define KVM_CAP_SPAPR_TCE 63
813#define KVM_CAP_PPC_SMT 64
814#define KVM_CAP_PPC_RMA 65
815#define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
816#define KVM_CAP_PPC_HIOR 67
817#define KVM_CAP_PPC_PAPR 68
818#define KVM_CAP_SW_TLB 69
819#define KVM_CAP_ONE_REG 70
820#define KVM_CAP_S390_GMAP 71
821#define KVM_CAP_TSC_DEADLINE_TIMER 72
822#define KVM_CAP_S390_UCONTROL 73
823#define KVM_CAP_SYNC_REGS 74
824#define KVM_CAP_PCI_2_3 75
825#define KVM_CAP_KVMCLOCK_CTRL 76
826#define KVM_CAP_SIGNAL_MSI 77
827#define KVM_CAP_PPC_GET_SMMU_INFO 78
828#define KVM_CAP_S390_COW 79
829#define KVM_CAP_PPC_ALLOC_HTAB 80
830#define KVM_CAP_READONLY_MEM 81
831#define KVM_CAP_IRQFD_RESAMPLE 82
832#define KVM_CAP_PPC_BOOKE_WATCHDOG 83
833#define KVM_CAP_PPC_HTAB_FD 84
834#define KVM_CAP_S390_CSS_SUPPORT 85
835#define KVM_CAP_PPC_EPR 86
836#define KVM_CAP_ARM_PSCI 87
837#define KVM_CAP_ARM_SET_DEVICE_ADDR 88
838#define KVM_CAP_DEVICE_CTRL 89
839#define KVM_CAP_IRQ_MPIC 90
840#define KVM_CAP_PPC_RTAS 91
841#define KVM_CAP_IRQ_XICS 92
842#define KVM_CAP_ARM_EL1_32BIT 93
843#define KVM_CAP_SPAPR_MULTITCE 94
844#define KVM_CAP_EXT_EMUL_CPUID 95
845#define KVM_CAP_HYPERV_TIME 96
846#define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
847#define KVM_CAP_ENABLE_CAP_VM 98
848#define KVM_CAP_S390_IRQCHIP 99
849#define KVM_CAP_IOEVENTFD_NO_LENGTH 100
850#define KVM_CAP_VM_ATTRIBUTES 101
851#define KVM_CAP_ARM_PSCI_0_2 102
852#define KVM_CAP_PPC_FIXUP_HCALL 103
853#define KVM_CAP_PPC_ENABLE_HCALL 104
854#define KVM_CAP_CHECK_EXTENSION_VM 105
855#define KVM_CAP_S390_USER_SIGP 106
856#define KVM_CAP_S390_VECTOR_REGISTERS 107
857#define KVM_CAP_S390_MEM_OP 108
858#define KVM_CAP_S390_USER_STSI 109
859#define KVM_CAP_S390_SKEYS 110
860#define KVM_CAP_MIPS_FPU 111
861#define KVM_CAP_MIPS_MSA 112
862#define KVM_CAP_S390_INJECT_IRQ 113
863#define KVM_CAP_S390_IRQ_STATE 114
864#define KVM_CAP_PPC_HWRNG 115
865#define KVM_CAP_DISABLE_QUIRKS 116
866#define KVM_CAP_X86_SMM 117
867#define KVM_CAP_MULTI_ADDRESS_SPACE 118
868#define KVM_CAP_GUEST_DEBUG_HW_BPS 119
869#define KVM_CAP_GUEST_DEBUG_HW_WPS 120
870#define KVM_CAP_SPLIT_IRQCHIP 121
871#define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
872#define KVM_CAP_HYPERV_SYNIC 123
873#define KVM_CAP_S390_RI 124
874#define KVM_CAP_SPAPR_TCE_64 125
875#define KVM_CAP_ARM_PMU_V3 126
876#define KVM_CAP_VCPU_ATTRIBUTES 127
877#define KVM_CAP_MAX_VCPU_ID 128
878#define KVM_CAP_X2APIC_API 129
879#define KVM_CAP_S390_USER_INSTR0 130
880#define KVM_CAP_MSI_DEVID 131
881#define KVM_CAP_PPC_HTM 132
882#define KVM_CAP_SPAPR_RESIZE_HPT 133
883#define KVM_CAP_PPC_MMU_RADIX 134
884#define KVM_CAP_PPC_MMU_HASH_V3 135
885#define KVM_CAP_IMMEDIATE_EXIT 136
886
887#ifdef KVM_CAP_IRQ_ROUTING
888
889struct kvm_irq_routing_irqchip {
890 __u32 irqchip;
891 __u32 pin;
892};
893
894struct kvm_irq_routing_msi {
895 __u32 address_lo;
896 __u32 address_hi;
897 __u32 data;
898 union {
899 __u32 pad;
900 __u32 devid;
901 };
902};
903
904struct kvm_irq_routing_s390_adapter {
905 __u64 ind_addr;
906 __u64 summary_addr;
907 __u64 ind_offset;
908 __u32 summary_offset;
909 __u32 adapter_id;
910};
911
912struct kvm_irq_routing_hv_sint {
913 __u32 vcpu;
914 __u32 sint;
915};
916
917/* gsi routing entry types */
918#define KVM_IRQ_ROUTING_IRQCHIP 1
919#define KVM_IRQ_ROUTING_MSI 2
920#define KVM_IRQ_ROUTING_S390_ADAPTER 3
921#define KVM_IRQ_ROUTING_HV_SINT 4
922
923struct kvm_irq_routing_entry {
924 __u32 gsi;
925 __u32 type;
926 __u32 flags;
927 __u32 pad;
928 union {
929 struct kvm_irq_routing_irqchip irqchip;
930 struct kvm_irq_routing_msi msi;
931 struct kvm_irq_routing_s390_adapter adapter;
932 struct kvm_irq_routing_hv_sint hv_sint;
933 __u32 pad[8];
934 } u;
935};
936
937struct kvm_irq_routing {
938 __u32 nr;
939 __u32 flags;
940 struct kvm_irq_routing_entry entries[0];
941};
942
943#endif
944
945#ifdef KVM_CAP_MCE
946/* x86 MCE */
947struct kvm_x86_mce {
948 __u64 status;
949 __u64 addr;
950 __u64 misc;
951 __u64 mcg_status;
952 __u8 bank;
953 __u8 pad1[7];
954 __u64 pad2[3];
955};
956#endif
957
958#ifdef KVM_CAP_XEN_HVM
959struct kvm_xen_hvm_config {
960 __u32 flags;
961 __u32 msr;
962 __u64 blob_addr_32;
963 __u64 blob_addr_64;
964 __u8 blob_size_32;
965 __u8 blob_size_64;
966 __u8 pad2[30];
967};
968#endif
969
970#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
971/*
972 * Available with KVM_CAP_IRQFD_RESAMPLE
973 *
974 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
975 * the irqfd to operate in resampling mode for level triggered interrupt
976 * emulation. See Documentation/virtual/kvm/api.txt.
977 */
978#define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
979
980struct kvm_irqfd {
981 __u32 fd;
982 __u32 gsi;
983 __u32 flags;
984 __u32 resamplefd;
985 __u8 pad[16];
986};
987
988/* For KVM_CAP_ADJUST_CLOCK */
989
990/* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */
991#define KVM_CLOCK_TSC_STABLE 2
992
993struct kvm_clock_data {
994 __u64 clock;
995 __u32 flags;
996 __u32 pad[9];
997};
998
999/* For KVM_CAP_SW_TLB */
1000
1001#define KVM_MMU_FSL_BOOKE_NOHV 0
1002#define KVM_MMU_FSL_BOOKE_HV 1
1003
1004struct kvm_config_tlb {
1005 __u64 params;
1006 __u64 array;
1007 __u32 mmu_type;
1008 __u32 array_len;
1009};
1010
1011struct kvm_dirty_tlb {
1012 __u64 bitmap;
1013 __u32 num_dirty;
1014};
1015
1016/* Available with KVM_CAP_ONE_REG */
1017
1018#define KVM_REG_ARCH_MASK 0xff00000000000000ULL
1019#define KVM_REG_GENERIC 0x0000000000000000ULL
1020
1021/*
1022 * Architecture specific registers are to be defined in arch headers and
1023 * ORed with the arch identifier.
1024 */
1025#define KVM_REG_PPC 0x1000000000000000ULL
1026#define KVM_REG_X86 0x2000000000000000ULL
1027#define KVM_REG_IA64 0x3000000000000000ULL
1028#define KVM_REG_ARM 0x4000000000000000ULL
1029#define KVM_REG_S390 0x5000000000000000ULL
1030#define KVM_REG_ARM64 0x6000000000000000ULL
1031#define KVM_REG_MIPS 0x7000000000000000ULL
1032
1033#define KVM_REG_SIZE_SHIFT 52
1034#define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
1035#define KVM_REG_SIZE_U8 0x0000000000000000ULL
1036#define KVM_REG_SIZE_U16 0x0010000000000000ULL
1037#define KVM_REG_SIZE_U32 0x0020000000000000ULL
1038#define KVM_REG_SIZE_U64 0x0030000000000000ULL
1039#define KVM_REG_SIZE_U128 0x0040000000000000ULL
1040#define KVM_REG_SIZE_U256 0x0050000000000000ULL
1041#define KVM_REG_SIZE_U512 0x0060000000000000ULL
1042#define KVM_REG_SIZE_U1024 0x0070000000000000ULL
1043
1044struct kvm_reg_list {
1045 __u64 n; /* number of regs */
1046 __u64 reg[0];
1047};
1048
1049struct kvm_one_reg {
1050 __u64 id;
1051 __u64 addr;
1052};
1053
1054#define KVM_MSI_VALID_DEVID (1U << 0)
1055struct kvm_msi {
1056 __u32 address_lo;
1057 __u32 address_hi;
1058 __u32 data;
1059 __u32 flags;
1060 __u32 devid;
1061 __u8 pad[12];
1062};
1063
1064struct kvm_arm_device_addr {
1065 __u64 id;
1066 __u64 addr;
1067};
1068
1069/*
1070 * Device control API, available with KVM_CAP_DEVICE_CTRL
1071 */
1072#define KVM_CREATE_DEVICE_TEST 1
1073
1074struct kvm_create_device {
1075 __u32 type; /* in: KVM_DEV_TYPE_xxx */
1076 __u32 fd; /* out: device handle */
1077 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */
1078};
1079
1080struct kvm_device_attr {
1081 __u32 flags; /* no flags currently defined */
1082 __u32 group; /* device-defined */
1083 __u64 attr; /* group-defined */
1084 __u64 addr; /* userspace address of attr data */
1085};
1086
1087#define KVM_DEV_VFIO_GROUP 1
1088#define KVM_DEV_VFIO_GROUP_ADD 1
1089#define KVM_DEV_VFIO_GROUP_DEL 2
1090
1091enum kvm_device_type {
1092 KVM_DEV_TYPE_FSL_MPIC_20 = 1,
1093#define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20
1094 KVM_DEV_TYPE_FSL_MPIC_42,
1095#define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42
1096 KVM_DEV_TYPE_XICS,
1097#define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS
1098 KVM_DEV_TYPE_VFIO,
1099#define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO
1100 KVM_DEV_TYPE_ARM_VGIC_V2,
1101#define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2
1102 KVM_DEV_TYPE_FLIC,
1103#define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC
1104 KVM_DEV_TYPE_ARM_VGIC_V3,
1105#define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3
1106 KVM_DEV_TYPE_ARM_VGIC_ITS,
1107#define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS
1108 KVM_DEV_TYPE_MAX,
1109};
1110
1111/*
1112 * ioctls for VM fds
1113 */
1114#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
1115/*
1116 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1117 * a vcpu fd.
1118 */
1119#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
1120#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
1121/* KVM_SET_MEMORY_ALIAS is obsolete: */
1122#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
1123#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
1124#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
1125#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1126 struct kvm_userspace_memory_region)
1127#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
1128#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
1129
1130/* enable ucontrol for s390 */
1131struct kvm_s390_ucas_mapping {
1132 __u64 user_addr;
1133 __u64 vcpu_addr;
1134 __u64 length;
1135};
1136#define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1137#define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1138#define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
1139
1140/* Device model IOC */
1141#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
1142#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
1143#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1144#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
1145#define KVM_CREATE_PIT _IO(KVMIO, 0x64)
1146#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1147#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
1148#define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1149#define KVM_REGISTER_COALESCED_MMIO \
1150 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
1151#define KVM_UNREGISTER_COALESCED_MMIO \
1152 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
1153#define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
1154 struct kvm_assigned_pci_dev)
1155#define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
1156/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1157#define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
1158#define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
1159#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
1160#define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
1161 struct kvm_assigned_pci_dev)
1162#define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
1163 struct kvm_assigned_msix_nr)
1164#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
1165 struct kvm_assigned_msix_entry)
1166#define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
1167#define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
1168#define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
1169#define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
1170#define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
1171#define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
1172#define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
1173#define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
1174/* Available with KVM_CAP_PIT_STATE2 */
1175#define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
1176#define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
1177/* Available with KVM_CAP_PPC_GET_PVINFO */
1178#define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
1179/* Available with KVM_CAP_TSC_CONTROL */
1180#define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
1181#define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
1182/* Available with KVM_CAP_PCI_2_3 */
1183#define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
1184 struct kvm_assigned_pci_dev)
1185/* Available with KVM_CAP_SIGNAL_MSI */
1186#define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
1187/* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1188#define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
1189/* Available with KVM_CAP_PPC_ALLOC_HTAB */
1190#define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
1191#define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
1192#define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \
1193 struct kvm_create_spapr_tce_64)
1194/* Available with KVM_CAP_RMA */
1195#define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
1196/* Available with KVM_CAP_PPC_HTAB_FD */
1197#define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
1198/* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1199#define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
1200/* Available with KVM_CAP_PPC_RTAS */
1201#define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
1202/* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1203#define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1204#define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1205/* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1206#define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg)
1207/* Available with KVM_CAP_PPC_RADIX_MMU */
1208#define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info)
1209
1210/* ioctl for vm fd */
1211#define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
1212
1213/* ioctls for fds returned by KVM_CREATE_DEVICE */
1214#define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
1215#define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
1216#define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
1217
1218/*
1219 * ioctls for vcpu fds
1220 */
1221#define KVM_RUN _IO(KVMIO, 0x80)
1222#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
1223#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
1224#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
1225#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
1226#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
1227#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
1228/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1229#define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
1230#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
1231#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
1232#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
1233#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
1234#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
1235#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
1236#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
1237#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
1238#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
1239#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1240/* Available with KVM_CAP_VAPIC */
1241#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1242/* Available with KVM_CAP_VAPIC */
1243#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
1244/* valid for virtual machine (for floating interrupt)_and_ vcpu */
1245#define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
1246/* store status for s390 */
1247#define KVM_S390_STORE_STATUS_NOADDR (-1ul)
1248#define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
1249#define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
1250/* initial ipl psw for s390 */
1251#define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
1252/* initial reset for s390 */
1253#define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
1254#define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
1255#define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
1256/* Available with KVM_CAP_USER_NMI */
1257#define KVM_NMI _IO(KVMIO, 0x9a)
1258/* Available with KVM_CAP_SET_GUEST_DEBUG */
1259#define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
1260/* MCE for x86 */
1261#define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
1262#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
1263#define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
1264/* Available with KVM_CAP_VCPU_EVENTS */
1265#define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
1266#define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
1267/* Available with KVM_CAP_DEBUGREGS */
1268#define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
1269#define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
1270/*
1271 * vcpu version available with KVM_ENABLE_CAP
1272 * vm version available with KVM_CAP_ENABLE_CAP_VM
1273 */
1274#define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
1275/* Available with KVM_CAP_XSAVE */
1276#define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
1277#define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
1278/* Available with KVM_CAP_XCRS */
1279#define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
1280#define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
1281/* Available with KVM_CAP_SW_TLB */
1282#define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
1283/* Available with KVM_CAP_ONE_REG */
1284#define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
1285#define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
1286/* VM is being stopped by host */
1287#define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
1288#define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
1289#define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init)
1290#define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1291/* Available with KVM_CAP_S390_MEM_OP */
1292#define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op)
1293/* Available with KVM_CAP_S390_SKEYS */
1294#define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1295#define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1296/* Available with KVM_CAP_S390_INJECT_IRQ */
1297#define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq)
1298/* Available with KVM_CAP_S390_IRQ_STATE */
1299#define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1300#define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1301/* Available with KVM_CAP_X86_SMM */
1302#define KVM_SMI _IO(KVMIO, 0xb7)
1303
1304#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
1305#define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
1306#define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
1307
1308struct kvm_assigned_pci_dev {
1309 __u32 assigned_dev_id;
1310 __u32 busnr;
1311 __u32 devfn;
1312 __u32 flags;
1313 __u32 segnr;
1314 union {
1315 __u32 reserved[11];
1316 };
1317};
1318
1319#define KVM_DEV_IRQ_HOST_INTX (1 << 0)
1320#define KVM_DEV_IRQ_HOST_MSI (1 << 1)
1321#define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
1322
1323#define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
1324#define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
1325#define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
1326
1327#define KVM_DEV_IRQ_HOST_MASK 0x00ff
1328#define KVM_DEV_IRQ_GUEST_MASK 0xff00
1329
1330struct kvm_assigned_irq {
1331 __u32 assigned_dev_id;
1332 __u32 host_irq; /* ignored (legacy field) */
1333 __u32 guest_irq;
1334 __u32 flags;
1335 union {
1336 __u32 reserved[12];
1337 };
1338};
1339
1340struct kvm_assigned_msix_nr {
1341 __u32 assigned_dev_id;
1342 __u16 entry_nr;
1343 __u16 padding;
1344};
1345
1346#define KVM_MAX_MSIX_PER_DEV 256
1347struct kvm_assigned_msix_entry {
1348 __u32 assigned_dev_id;
1349 __u32 gsi;
1350 __u16 entry; /* The index of entry in the MSI-X table */
1351 __u16 padding[3];
1352};
1353
1354#define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0)
1355#define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1)
1356
1357#endif /* __LINUX_KVM_H */