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 
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 
57 struct 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 
69 struct kvm_breakpoint {
70 	__u32 enabled;
71 	__u32 padding;
72 	__u64 address;
73 };
74 
75 struct 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 */
88 struct 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 */
96 struct 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 */
113 struct 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 
128 struct 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 */
143 struct kvm_pit_config {
144 	__u32 flags;
145 	__u32 pad[15];
146 };
147 
148 #define KVM_PIT_SPEAKER_DUMMY     1
149 
150 struct kvm_s390_skeys {
151 	__u64 start_gfn;
152 	__u64 count;
153 	__u64 skeydata_addr;
154 	__u32 flags;
155 	__u32 reserved[9];
156 };
157 
158 struct 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) */
218 struct 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 
386 struct kvm_coalesced_mmio_zone {
387 	__u64 addr;
388 	__u32 size;
389 	__u32 pad;
390 };
391 
392 struct kvm_coalesced_mmio {
393 	__u64 phys_addr;
394 	__u32 len;
395 	__u32 pad;
396 	__u8  data[8];
397 };
398 
399 struct 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 */
409 struct 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 */
422 struct 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 */
440 struct kvm_interrupt {
441 	/* in */
442 	__u32 irq;
443 };
444 
445 /* for KVM_GET_DIRTY_LOG */
446 struct kvm_dirty_log {
447 	__u32 slot;
448 	__u32 padding1;
449 	union {
450 		void *dirty_bitmap; /* one bit per page */
451 		__u64 padding2;
452 	};
453 };
454 
455 /* for KVM_SET_SIGNAL_MASK */
456 struct kvm_signal_mask {
457 	__u32 len;
458 	__u8  sigset[0];
459 };
460 
461 /* for KVM_TPR_ACCESS_REPORTING */
462 struct kvm_tpr_access_ctl {
463 	__u32 enabled;
464 	__u32 flags;
465 	__u32 reserved[8];
466 };
467 
468 /* for KVM_SET_VAPIC_ADDR */
469 struct 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 
486 struct kvm_mp_state {
487 	__u32 mp_state;
488 };
489 
490 struct 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 
520 struct kvm_s390_interrupt {
521 	__u32 type;
522 	__u32 parm;
523 	__u64 parm64;
524 };
525 
526 struct kvm_s390_io_info {
527 	__u16 subchannel_id;
528 	__u16 subchannel_nr;
529 	__u32 io_int_parm;
530 	__u32 io_int_word;
531 };
532 
533 struct kvm_s390_ext_info {
534 	__u32 ext_params;
535 	__u32 pad;
536 	__u64 ext_params2;
537 };
538 
539 struct 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 
560 struct kvm_s390_prefix_info {
561 	__u32 address;
562 };
563 
564 struct kvm_s390_extcall_info {
565 	__u16 code;
566 };
567 
568 struct kvm_s390_emerg_info {
569 	__u16 code;
570 };
571 
572 #define KVM_S390_STOP_FLAG_STORE_STATUS	0x01
573 struct kvm_s390_stop_info {
574 	__u32 flags;
575 };
576 
577 struct 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 
586 struct 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 
601 struct 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 
613 struct kvm_guest_debug {
614 	__u32 control;
615 	__u32 pad;
616 	struct kvm_guest_debug_arch arch;
617 };
618 
619 enum {
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 
636 struct 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 */
646 struct 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 
658 struct 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 
668 struct kvm_ppc_one_page_size {
669 	__u32 page_shift;	/* Page shift (or 0) */
670 	__u32 pte_enc;		/* Encoding in the HPTE (>>12) */
671 };
672 
673 struct 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 
682 struct 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} */
690 struct 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 
889 struct kvm_irq_routing_irqchip {
890 	__u32 irqchip;
891 	__u32 pin;
892 };
893 
894 struct 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 
904 struct 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 
912 struct 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 
923 struct 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 
937 struct 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 */
947 struct 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
959 struct 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 
980 struct 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 
993 struct 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 
1004 struct kvm_config_tlb {
1005 	__u64 params;
1006 	__u64 array;
1007 	__u32 mmu_type;
1008 	__u32 array_len;
1009 };
1010 
1011 struct 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 
1044 struct kvm_reg_list {
1045 	__u64 n; /* number of regs */
1046 	__u64 reg[0];
1047 };
1048 
1049 struct kvm_one_reg {
1050 	__u64 id;
1051 	__u64 addr;
1052 };
1053 
1054 #define KVM_MSI_VALID_DEVID	(1U << 0)
1055 struct 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 
1064 struct 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 
1074 struct 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 
1080 struct 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 
1091 enum 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 */
1131 struct 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 
1308 struct 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 
1330 struct 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 
1340 struct 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
1347 struct 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 */
1358