xref: /openbmc/qemu/linux-headers/linux/kvm.h (revision ed6128eb)
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 	__u32 type;
161 	union {
162 		struct {
163 			__u32 msr;
164 			__u64 control;
165 			__u64 evt_page;
166 			__u64 msg_page;
167 		} synic;
168 	} u;
169 };
170 
171 #define KVM_S390_GET_SKEYS_NONE   1
172 #define KVM_S390_SKEYS_MAX        1048576
173 
174 #define KVM_EXIT_UNKNOWN          0
175 #define KVM_EXIT_EXCEPTION        1
176 #define KVM_EXIT_IO               2
177 #define KVM_EXIT_HYPERCALL        3
178 #define KVM_EXIT_DEBUG            4
179 #define KVM_EXIT_HLT              5
180 #define KVM_EXIT_MMIO             6
181 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
182 #define KVM_EXIT_SHUTDOWN         8
183 #define KVM_EXIT_FAIL_ENTRY       9
184 #define KVM_EXIT_INTR             10
185 #define KVM_EXIT_SET_TPR          11
186 #define KVM_EXIT_TPR_ACCESS       12
187 #define KVM_EXIT_S390_SIEIC       13
188 #define KVM_EXIT_S390_RESET       14
189 #define KVM_EXIT_DCR              15 /* deprecated */
190 #define KVM_EXIT_NMI              16
191 #define KVM_EXIT_INTERNAL_ERROR   17
192 #define KVM_EXIT_OSI              18
193 #define KVM_EXIT_PAPR_HCALL	  19
194 #define KVM_EXIT_S390_UCONTROL	  20
195 #define KVM_EXIT_WATCHDOG         21
196 #define KVM_EXIT_S390_TSCH        22
197 #define KVM_EXIT_EPR              23
198 #define KVM_EXIT_SYSTEM_EVENT     24
199 #define KVM_EXIT_S390_STSI        25
200 #define KVM_EXIT_IOAPIC_EOI       26
201 #define KVM_EXIT_HYPERV           27
202 
203 /* For KVM_EXIT_INTERNAL_ERROR */
204 /* Emulate instruction failed. */
205 #define KVM_INTERNAL_ERROR_EMULATION	1
206 /* Encounter unexpected simultaneous exceptions. */
207 #define KVM_INTERNAL_ERROR_SIMUL_EX	2
208 /* Encounter unexpected vm-exit due to delivery event. */
209 #define KVM_INTERNAL_ERROR_DELIVERY_EV	3
210 
211 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
212 struct kvm_run {
213 	/* in */
214 	__u8 request_interrupt_window;
215 	__u8 padding1[7];
216 
217 	/* out */
218 	__u32 exit_reason;
219 	__u8 ready_for_interrupt_injection;
220 	__u8 if_flag;
221 	__u16 flags;
222 
223 	/* in (pre_kvm_run), out (post_kvm_run) */
224 	__u64 cr8;
225 	__u64 apic_base;
226 
227 #ifdef __KVM_S390
228 	/* the processor status word for s390 */
229 	__u64 psw_mask; /* psw upper half */
230 	__u64 psw_addr; /* psw lower half */
231 #endif
232 	union {
233 		/* KVM_EXIT_UNKNOWN */
234 		struct {
235 			__u64 hardware_exit_reason;
236 		} hw;
237 		/* KVM_EXIT_FAIL_ENTRY */
238 		struct {
239 			__u64 hardware_entry_failure_reason;
240 		} fail_entry;
241 		/* KVM_EXIT_EXCEPTION */
242 		struct {
243 			__u32 exception;
244 			__u32 error_code;
245 		} ex;
246 		/* KVM_EXIT_IO */
247 		struct {
248 #define KVM_EXIT_IO_IN  0
249 #define KVM_EXIT_IO_OUT 1
250 			__u8 direction;
251 			__u8 size; /* bytes */
252 			__u16 port;
253 			__u32 count;
254 			__u64 data_offset; /* relative to kvm_run start */
255 		} io;
256 		/* KVM_EXIT_DEBUG */
257 		struct {
258 			struct kvm_debug_exit_arch arch;
259 		} debug;
260 		/* KVM_EXIT_MMIO */
261 		struct {
262 			__u64 phys_addr;
263 			__u8  data[8];
264 			__u32 len;
265 			__u8  is_write;
266 		} mmio;
267 		/* KVM_EXIT_HYPERCALL */
268 		struct {
269 			__u64 nr;
270 			__u64 args[6];
271 			__u64 ret;
272 			__u32 longmode;
273 			__u32 pad;
274 		} hypercall;
275 		/* KVM_EXIT_TPR_ACCESS */
276 		struct {
277 			__u64 rip;
278 			__u32 is_write;
279 			__u32 pad;
280 		} tpr_access;
281 		/* KVM_EXIT_S390_SIEIC */
282 		struct {
283 			__u8 icptcode;
284 			__u16 ipa;
285 			__u32 ipb;
286 		} s390_sieic;
287 		/* KVM_EXIT_S390_RESET */
288 #define KVM_S390_RESET_POR       1
289 #define KVM_S390_RESET_CLEAR     2
290 #define KVM_S390_RESET_SUBSYSTEM 4
291 #define KVM_S390_RESET_CPU_INIT  8
292 #define KVM_S390_RESET_IPL       16
293 		__u64 s390_reset_flags;
294 		/* KVM_EXIT_S390_UCONTROL */
295 		struct {
296 			__u64 trans_exc_code;
297 			__u32 pgm_code;
298 		} s390_ucontrol;
299 		/* KVM_EXIT_DCR (deprecated) */
300 		struct {
301 			__u32 dcrn;
302 			__u32 data;
303 			__u8  is_write;
304 		} dcr;
305 		/* KVM_EXIT_INTERNAL_ERROR */
306 		struct {
307 			__u32 suberror;
308 			/* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
309 			__u32 ndata;
310 			__u64 data[16];
311 		} internal;
312 		/* KVM_EXIT_OSI */
313 		struct {
314 			__u64 gprs[32];
315 		} osi;
316 		/* KVM_EXIT_PAPR_HCALL */
317 		struct {
318 			__u64 nr;
319 			__u64 ret;
320 			__u64 args[9];
321 		} papr_hcall;
322 		/* KVM_EXIT_S390_TSCH */
323 		struct {
324 			__u16 subchannel_id;
325 			__u16 subchannel_nr;
326 			__u32 io_int_parm;
327 			__u32 io_int_word;
328 			__u32 ipb;
329 			__u8 dequeued;
330 		} s390_tsch;
331 		/* KVM_EXIT_EPR */
332 		struct {
333 			__u32 epr;
334 		} epr;
335 		/* KVM_EXIT_SYSTEM_EVENT */
336 		struct {
337 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
338 #define KVM_SYSTEM_EVENT_RESET          2
339 #define KVM_SYSTEM_EVENT_CRASH          3
340 			__u32 type;
341 			__u64 flags;
342 		} system_event;
343 		/* KVM_EXIT_S390_STSI */
344 		struct {
345 			__u64 addr;
346 			__u8 ar;
347 			__u8 reserved;
348 			__u8 fc;
349 			__u8 sel1;
350 			__u16 sel2;
351 		} s390_stsi;
352 		/* KVM_EXIT_IOAPIC_EOI */
353 		struct {
354 			__u8 vector;
355 		} eoi;
356 		/* KVM_EXIT_HYPERV */
357 		struct kvm_hyperv_exit hyperv;
358 		/* Fix the size of the union. */
359 		char padding[256];
360 	};
361 
362 	/*
363 	 * shared registers between kvm and userspace.
364 	 * kvm_valid_regs specifies the register classes set by the host
365 	 * kvm_dirty_regs specified the register classes dirtied by userspace
366 	 * struct kvm_sync_regs is architecture specific, as well as the
367 	 * bits for kvm_valid_regs and kvm_dirty_regs
368 	 */
369 	__u64 kvm_valid_regs;
370 	__u64 kvm_dirty_regs;
371 	union {
372 		struct kvm_sync_regs regs;
373 		char padding[2048];
374 	} s;
375 };
376 
377 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
378 
379 struct kvm_coalesced_mmio_zone {
380 	__u64 addr;
381 	__u32 size;
382 	__u32 pad;
383 };
384 
385 struct kvm_coalesced_mmio {
386 	__u64 phys_addr;
387 	__u32 len;
388 	__u32 pad;
389 	__u8  data[8];
390 };
391 
392 struct kvm_coalesced_mmio_ring {
393 	__u32 first, last;
394 	struct kvm_coalesced_mmio coalesced_mmio[0];
395 };
396 
397 #define KVM_COALESCED_MMIO_MAX \
398 	((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
399 	 sizeof(struct kvm_coalesced_mmio))
400 
401 /* for KVM_TRANSLATE */
402 struct kvm_translation {
403 	/* in */
404 	__u64 linear_address;
405 
406 	/* out */
407 	__u64 physical_address;
408 	__u8  valid;
409 	__u8  writeable;
410 	__u8  usermode;
411 	__u8  pad[5];
412 };
413 
414 /* for KVM_S390_MEM_OP */
415 struct kvm_s390_mem_op {
416 	/* in */
417 	__u64 gaddr;		/* the guest address */
418 	__u64 flags;		/* flags */
419 	__u32 size;		/* amount of bytes */
420 	__u32 op;		/* type of operation */
421 	__u64 buf;		/* buffer in userspace */
422 	__u8 ar;		/* the access register number */
423 	__u8 reserved[31];	/* should be set to 0 */
424 };
425 /* types for kvm_s390_mem_op->op */
426 #define KVM_S390_MEMOP_LOGICAL_READ	0
427 #define KVM_S390_MEMOP_LOGICAL_WRITE	1
428 /* flags for kvm_s390_mem_op->flags */
429 #define KVM_S390_MEMOP_F_CHECK_ONLY		(1ULL << 0)
430 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION	(1ULL << 1)
431 
432 /* for KVM_INTERRUPT */
433 struct kvm_interrupt {
434 	/* in */
435 	__u32 irq;
436 };
437 
438 /* for KVM_GET_DIRTY_LOG */
439 struct kvm_dirty_log {
440 	__u32 slot;
441 	__u32 padding1;
442 	union {
443 		void *dirty_bitmap; /* one bit per page */
444 		__u64 padding2;
445 	};
446 };
447 
448 /* for KVM_SET_SIGNAL_MASK */
449 struct kvm_signal_mask {
450 	__u32 len;
451 	__u8  sigset[0];
452 };
453 
454 /* for KVM_TPR_ACCESS_REPORTING */
455 struct kvm_tpr_access_ctl {
456 	__u32 enabled;
457 	__u32 flags;
458 	__u32 reserved[8];
459 };
460 
461 /* for KVM_SET_VAPIC_ADDR */
462 struct kvm_vapic_addr {
463 	__u64 vapic_addr;
464 };
465 
466 /* for KVM_SET_MP_STATE */
467 
468 /* not all states are valid on all architectures */
469 #define KVM_MP_STATE_RUNNABLE          0
470 #define KVM_MP_STATE_UNINITIALIZED     1
471 #define KVM_MP_STATE_INIT_RECEIVED     2
472 #define KVM_MP_STATE_HALTED            3
473 #define KVM_MP_STATE_SIPI_RECEIVED     4
474 #define KVM_MP_STATE_STOPPED           5
475 #define KVM_MP_STATE_CHECK_STOP        6
476 #define KVM_MP_STATE_OPERATING         7
477 #define KVM_MP_STATE_LOAD              8
478 
479 struct kvm_mp_state {
480 	__u32 mp_state;
481 };
482 
483 struct kvm_s390_psw {
484 	__u64 mask;
485 	__u64 addr;
486 };
487 
488 /* valid values for type in kvm_s390_interrupt */
489 #define KVM_S390_SIGP_STOP		0xfffe0000u
490 #define KVM_S390_PROGRAM_INT		0xfffe0001u
491 #define KVM_S390_SIGP_SET_PREFIX	0xfffe0002u
492 #define KVM_S390_RESTART		0xfffe0003u
493 #define KVM_S390_INT_PFAULT_INIT	0xfffe0004u
494 #define KVM_S390_INT_PFAULT_DONE	0xfffe0005u
495 #define KVM_S390_MCHK			0xfffe1000u
496 #define KVM_S390_INT_CLOCK_COMP		0xffff1004u
497 #define KVM_S390_INT_CPU_TIMER		0xffff1005u
498 #define KVM_S390_INT_VIRTIO		0xffff2603u
499 #define KVM_S390_INT_SERVICE		0xffff2401u
500 #define KVM_S390_INT_EMERGENCY		0xffff1201u
501 #define KVM_S390_INT_EXTERNAL_CALL	0xffff1202u
502 /* Anything below 0xfffe0000u is taken by INT_IO */
503 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
504 	(((schid)) |			       \
505 	 ((ssid) << 16) |		       \
506 	 ((cssid) << 18) |		       \
507 	 ((ai) << 26))
508 #define KVM_S390_INT_IO_MIN		0x00000000u
509 #define KVM_S390_INT_IO_MAX		0xfffdffffu
510 #define KVM_S390_INT_IO_AI_MASK		0x04000000u
511 
512 
513 struct kvm_s390_interrupt {
514 	__u32 type;
515 	__u32 parm;
516 	__u64 parm64;
517 };
518 
519 struct kvm_s390_io_info {
520 	__u16 subchannel_id;
521 	__u16 subchannel_nr;
522 	__u32 io_int_parm;
523 	__u32 io_int_word;
524 };
525 
526 struct kvm_s390_ext_info {
527 	__u32 ext_params;
528 	__u32 pad;
529 	__u64 ext_params2;
530 };
531 
532 struct kvm_s390_pgm_info {
533 	__u64 trans_exc_code;
534 	__u64 mon_code;
535 	__u64 per_address;
536 	__u32 data_exc_code;
537 	__u16 code;
538 	__u16 mon_class_nr;
539 	__u8 per_code;
540 	__u8 per_atmid;
541 	__u8 exc_access_id;
542 	__u8 per_access_id;
543 	__u8 op_access_id;
544 #define KVM_S390_PGM_FLAGS_ILC_VALID	0x01
545 #define KVM_S390_PGM_FLAGS_ILC_0	0x02
546 #define KVM_S390_PGM_FLAGS_ILC_1	0x04
547 #define KVM_S390_PGM_FLAGS_ILC_MASK	0x06
548 #define KVM_S390_PGM_FLAGS_NO_REWIND	0x08
549 	__u8 flags;
550 	__u8 pad[2];
551 };
552 
553 struct kvm_s390_prefix_info {
554 	__u32 address;
555 };
556 
557 struct kvm_s390_extcall_info {
558 	__u16 code;
559 };
560 
561 struct kvm_s390_emerg_info {
562 	__u16 code;
563 };
564 
565 #define KVM_S390_STOP_FLAG_STORE_STATUS	0x01
566 struct kvm_s390_stop_info {
567 	__u32 flags;
568 };
569 
570 struct kvm_s390_mchk_info {
571 	__u64 cr14;
572 	__u64 mcic;
573 	__u64 failing_storage_address;
574 	__u32 ext_damage_code;
575 	__u32 pad;
576 	__u8 fixed_logout[16];
577 };
578 
579 struct kvm_s390_irq {
580 	__u64 type;
581 	union {
582 		struct kvm_s390_io_info io;
583 		struct kvm_s390_ext_info ext;
584 		struct kvm_s390_pgm_info pgm;
585 		struct kvm_s390_emerg_info emerg;
586 		struct kvm_s390_extcall_info extcall;
587 		struct kvm_s390_prefix_info prefix;
588 		struct kvm_s390_stop_info stop;
589 		struct kvm_s390_mchk_info mchk;
590 		char reserved[64];
591 	} u;
592 };
593 
594 struct kvm_s390_irq_state {
595 	__u64 buf;
596 	__u32 flags;
597 	__u32 len;
598 	__u32 reserved[4];
599 };
600 
601 /* for KVM_SET_GUEST_DEBUG */
602 
603 #define KVM_GUESTDBG_ENABLE		0x00000001
604 #define KVM_GUESTDBG_SINGLESTEP		0x00000002
605 
606 struct kvm_guest_debug {
607 	__u32 control;
608 	__u32 pad;
609 	struct kvm_guest_debug_arch arch;
610 };
611 
612 enum {
613 	kvm_ioeventfd_flag_nr_datamatch,
614 	kvm_ioeventfd_flag_nr_pio,
615 	kvm_ioeventfd_flag_nr_deassign,
616 	kvm_ioeventfd_flag_nr_virtio_ccw_notify,
617 	kvm_ioeventfd_flag_nr_fast_mmio,
618 	kvm_ioeventfd_flag_nr_max,
619 };
620 
621 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
622 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
623 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
624 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
625 	(1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
626 
627 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
628 
629 struct kvm_ioeventfd {
630 	__u64 datamatch;
631 	__u64 addr;        /* legal pio/mmio address */
632 	__u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
633 	__s32 fd;
634 	__u32 flags;
635 	__u8  pad[36];
636 };
637 
638 /* for KVM_ENABLE_CAP */
639 struct kvm_enable_cap {
640 	/* in */
641 	__u32 cap;
642 	__u32 flags;
643 	__u64 args[4];
644 	__u8  pad[64];
645 };
646 
647 /* for KVM_PPC_GET_PVINFO */
648 struct kvm_ppc_pvinfo {
649 	/* out */
650 	__u32 flags;
651 	__u32 hcall[4];
652 	__u8  pad[108];
653 };
654 
655 /* for KVM_PPC_GET_SMMU_INFO */
656 #define KVM_PPC_PAGE_SIZES_MAX_SZ	8
657 
658 struct kvm_ppc_one_page_size {
659 	__u32 page_shift;	/* Page shift (or 0) */
660 	__u32 pte_enc;		/* Encoding in the HPTE (>>12) */
661 };
662 
663 struct kvm_ppc_one_seg_page_size {
664 	__u32 page_shift;	/* Base page shift of segment (or 0) */
665 	__u32 slb_enc;		/* SLB encoding for BookS */
666 	struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
667 };
668 
669 #define KVM_PPC_PAGE_SIZES_REAL		0x00000001
670 #define KVM_PPC_1T_SEGMENTS		0x00000002
671 
672 struct kvm_ppc_smmu_info {
673 	__u64 flags;
674 	__u32 slb_size;
675 	__u32 pad;
676 	struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
677 };
678 
679 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
680 
681 #define KVMIO 0xAE
682 
683 /* machine type bits, to be used as argument to KVM_CREATE_VM */
684 #define KVM_VM_S390_UCONTROL	1
685 
686 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
687 #define KVM_VM_PPC_HV 1
688 #define KVM_VM_PPC_PR 2
689 
690 #define KVM_S390_SIE_PAGE_OFFSET 1
691 
692 /*
693  * ioctls for /dev/kvm fds:
694  */
695 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
696 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
697 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
698 
699 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
700 /*
701  * Check if a kvm extension is available.  Argument is extension number,
702  * return is 1 (yes) or 0 (no, sorry).
703  */
704 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
705 /*
706  * Get size for mmap(vcpu_fd)
707  */
708 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
709 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
710 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
711 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
712 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
713 #define KVM_GET_EMULATED_CPUID	  _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
714 
715 /*
716  * Extension capability list.
717  */
718 #define KVM_CAP_IRQCHIP	  0
719 #define KVM_CAP_HLT	  1
720 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
721 #define KVM_CAP_USER_MEMORY 3
722 #define KVM_CAP_SET_TSS_ADDR 4
723 #define KVM_CAP_VAPIC 6
724 #define KVM_CAP_EXT_CPUID 7
725 #define KVM_CAP_CLOCKSOURCE 8
726 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
727 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
728 #define KVM_CAP_PIT 11
729 #define KVM_CAP_NOP_IO_DELAY 12
730 #define KVM_CAP_PV_MMU 13
731 #define KVM_CAP_MP_STATE 14
732 #define KVM_CAP_COALESCED_MMIO 15
733 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
734 #define KVM_CAP_IOMMU 18
735 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
736 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
737 #define KVM_CAP_USER_NMI 22
738 #ifdef __KVM_HAVE_GUEST_DEBUG
739 #define KVM_CAP_SET_GUEST_DEBUG 23
740 #endif
741 #ifdef __KVM_HAVE_PIT
742 #define KVM_CAP_REINJECT_CONTROL 24
743 #endif
744 #define KVM_CAP_IRQ_ROUTING 25
745 #define KVM_CAP_IRQ_INJECT_STATUS 26
746 #define KVM_CAP_ASSIGN_DEV_IRQ 29
747 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
748 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
749 #ifdef __KVM_HAVE_MCE
750 #define KVM_CAP_MCE 31
751 #endif
752 #define KVM_CAP_IRQFD 32
753 #ifdef __KVM_HAVE_PIT
754 #define KVM_CAP_PIT2 33
755 #endif
756 #define KVM_CAP_SET_BOOT_CPU_ID 34
757 #ifdef __KVM_HAVE_PIT_STATE2
758 #define KVM_CAP_PIT_STATE2 35
759 #endif
760 #define KVM_CAP_IOEVENTFD 36
761 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
762 #ifdef __KVM_HAVE_XEN_HVM
763 #define KVM_CAP_XEN_HVM 38
764 #endif
765 #define KVM_CAP_ADJUST_CLOCK 39
766 #define KVM_CAP_INTERNAL_ERROR_DATA 40
767 #ifdef __KVM_HAVE_VCPU_EVENTS
768 #define KVM_CAP_VCPU_EVENTS 41
769 #endif
770 #define KVM_CAP_S390_PSW 42
771 #define KVM_CAP_PPC_SEGSTATE 43
772 #define KVM_CAP_HYPERV 44
773 #define KVM_CAP_HYPERV_VAPIC 45
774 #define KVM_CAP_HYPERV_SPIN 46
775 #define KVM_CAP_PCI_SEGMENT 47
776 #define KVM_CAP_PPC_PAIRED_SINGLES 48
777 #define KVM_CAP_INTR_SHADOW 49
778 #ifdef __KVM_HAVE_DEBUGREGS
779 #define KVM_CAP_DEBUGREGS 50
780 #endif
781 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
782 #define KVM_CAP_PPC_OSI 52
783 #define KVM_CAP_PPC_UNSET_IRQ 53
784 #define KVM_CAP_ENABLE_CAP 54
785 #ifdef __KVM_HAVE_XSAVE
786 #define KVM_CAP_XSAVE 55
787 #endif
788 #ifdef __KVM_HAVE_XCRS
789 #define KVM_CAP_XCRS 56
790 #endif
791 #define KVM_CAP_PPC_GET_PVINFO 57
792 #define KVM_CAP_PPC_IRQ_LEVEL 58
793 #define KVM_CAP_ASYNC_PF 59
794 #define KVM_CAP_TSC_CONTROL 60
795 #define KVM_CAP_GET_TSC_KHZ 61
796 #define KVM_CAP_PPC_BOOKE_SREGS 62
797 #define KVM_CAP_SPAPR_TCE 63
798 #define KVM_CAP_PPC_SMT 64
799 #define KVM_CAP_PPC_RMA	65
800 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
801 #define KVM_CAP_PPC_HIOR 67
802 #define KVM_CAP_PPC_PAPR 68
803 #define KVM_CAP_SW_TLB 69
804 #define KVM_CAP_ONE_REG 70
805 #define KVM_CAP_S390_GMAP 71
806 #define KVM_CAP_TSC_DEADLINE_TIMER 72
807 #define KVM_CAP_S390_UCONTROL 73
808 #define KVM_CAP_SYNC_REGS 74
809 #define KVM_CAP_PCI_2_3 75
810 #define KVM_CAP_KVMCLOCK_CTRL 76
811 #define KVM_CAP_SIGNAL_MSI 77
812 #define KVM_CAP_PPC_GET_SMMU_INFO 78
813 #define KVM_CAP_S390_COW 79
814 #define KVM_CAP_PPC_ALLOC_HTAB 80
815 #define KVM_CAP_READONLY_MEM 81
816 #define KVM_CAP_IRQFD_RESAMPLE 82
817 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
818 #define KVM_CAP_PPC_HTAB_FD 84
819 #define KVM_CAP_S390_CSS_SUPPORT 85
820 #define KVM_CAP_PPC_EPR 86
821 #define KVM_CAP_ARM_PSCI 87
822 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
823 #define KVM_CAP_DEVICE_CTRL 89
824 #define KVM_CAP_IRQ_MPIC 90
825 #define KVM_CAP_PPC_RTAS 91
826 #define KVM_CAP_IRQ_XICS 92
827 #define KVM_CAP_ARM_EL1_32BIT 93
828 #define KVM_CAP_SPAPR_MULTITCE 94
829 #define KVM_CAP_EXT_EMUL_CPUID 95
830 #define KVM_CAP_HYPERV_TIME 96
831 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
832 #define KVM_CAP_ENABLE_CAP_VM 98
833 #define KVM_CAP_S390_IRQCHIP 99
834 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
835 #define KVM_CAP_VM_ATTRIBUTES 101
836 #define KVM_CAP_ARM_PSCI_0_2 102
837 #define KVM_CAP_PPC_FIXUP_HCALL 103
838 #define KVM_CAP_PPC_ENABLE_HCALL 104
839 #define KVM_CAP_CHECK_EXTENSION_VM 105
840 #define KVM_CAP_S390_USER_SIGP 106
841 #define KVM_CAP_S390_VECTOR_REGISTERS 107
842 #define KVM_CAP_S390_MEM_OP 108
843 #define KVM_CAP_S390_USER_STSI 109
844 #define KVM_CAP_S390_SKEYS 110
845 #define KVM_CAP_MIPS_FPU 111
846 #define KVM_CAP_MIPS_MSA 112
847 #define KVM_CAP_S390_INJECT_IRQ 113
848 #define KVM_CAP_S390_IRQ_STATE 114
849 #define KVM_CAP_PPC_HWRNG 115
850 #define KVM_CAP_DISABLE_QUIRKS 116
851 #define KVM_CAP_X86_SMM 117
852 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
853 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
854 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
855 #define KVM_CAP_SPLIT_IRQCHIP 121
856 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
857 #define KVM_CAP_HYPERV_SYNIC 123
858 #define KVM_CAP_S390_RI 124
859 
860 #ifdef KVM_CAP_IRQ_ROUTING
861 
862 struct kvm_irq_routing_irqchip {
863 	__u32 irqchip;
864 	__u32 pin;
865 };
866 
867 struct kvm_irq_routing_msi {
868 	__u32 address_lo;
869 	__u32 address_hi;
870 	__u32 data;
871 	__u32 pad;
872 };
873 
874 struct kvm_irq_routing_s390_adapter {
875 	__u64 ind_addr;
876 	__u64 summary_addr;
877 	__u64 ind_offset;
878 	__u32 summary_offset;
879 	__u32 adapter_id;
880 };
881 
882 struct kvm_irq_routing_hv_sint {
883 	__u32 vcpu;
884 	__u32 sint;
885 };
886 
887 /* gsi routing entry types */
888 #define KVM_IRQ_ROUTING_IRQCHIP 1
889 #define KVM_IRQ_ROUTING_MSI 2
890 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
891 #define KVM_IRQ_ROUTING_HV_SINT 4
892 
893 struct kvm_irq_routing_entry {
894 	__u32 gsi;
895 	__u32 type;
896 	__u32 flags;
897 	__u32 pad;
898 	union {
899 		struct kvm_irq_routing_irqchip irqchip;
900 		struct kvm_irq_routing_msi msi;
901 		struct kvm_irq_routing_s390_adapter adapter;
902 		struct kvm_irq_routing_hv_sint hv_sint;
903 		__u32 pad[8];
904 	} u;
905 };
906 
907 struct kvm_irq_routing {
908 	__u32 nr;
909 	__u32 flags;
910 	struct kvm_irq_routing_entry entries[0];
911 };
912 
913 #endif
914 
915 #ifdef KVM_CAP_MCE
916 /* x86 MCE */
917 struct kvm_x86_mce {
918 	__u64 status;
919 	__u64 addr;
920 	__u64 misc;
921 	__u64 mcg_status;
922 	__u8 bank;
923 	__u8 pad1[7];
924 	__u64 pad2[3];
925 };
926 #endif
927 
928 #ifdef KVM_CAP_XEN_HVM
929 struct kvm_xen_hvm_config {
930 	__u32 flags;
931 	__u32 msr;
932 	__u64 blob_addr_32;
933 	__u64 blob_addr_64;
934 	__u8 blob_size_32;
935 	__u8 blob_size_64;
936 	__u8 pad2[30];
937 };
938 #endif
939 
940 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
941 /*
942  * Available with KVM_CAP_IRQFD_RESAMPLE
943  *
944  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
945  * the irqfd to operate in resampling mode for level triggered interrupt
946  * emulation.  See Documentation/virtual/kvm/api.txt.
947  */
948 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
949 
950 struct kvm_irqfd {
951 	__u32 fd;
952 	__u32 gsi;
953 	__u32 flags;
954 	__u32 resamplefd;
955 	__u8  pad[16];
956 };
957 
958 struct kvm_clock_data {
959 	__u64 clock;
960 	__u32 flags;
961 	__u32 pad[9];
962 };
963 
964 #define KVM_MMU_FSL_BOOKE_NOHV		0
965 #define KVM_MMU_FSL_BOOKE_HV		1
966 
967 struct kvm_config_tlb {
968 	__u64 params;
969 	__u64 array;
970 	__u32 mmu_type;
971 	__u32 array_len;
972 };
973 
974 struct kvm_dirty_tlb {
975 	__u64 bitmap;
976 	__u32 num_dirty;
977 };
978 
979 /* Available with KVM_CAP_ONE_REG */
980 
981 #define KVM_REG_ARCH_MASK	0xff00000000000000ULL
982 #define KVM_REG_GENERIC		0x0000000000000000ULL
983 
984 /*
985  * Architecture specific registers are to be defined in arch headers and
986  * ORed with the arch identifier.
987  */
988 #define KVM_REG_PPC		0x1000000000000000ULL
989 #define KVM_REG_X86		0x2000000000000000ULL
990 #define KVM_REG_IA64		0x3000000000000000ULL
991 #define KVM_REG_ARM		0x4000000000000000ULL
992 #define KVM_REG_S390		0x5000000000000000ULL
993 #define KVM_REG_ARM64		0x6000000000000000ULL
994 #define KVM_REG_MIPS		0x7000000000000000ULL
995 
996 #define KVM_REG_SIZE_SHIFT	52
997 #define KVM_REG_SIZE_MASK	0x00f0000000000000ULL
998 #define KVM_REG_SIZE_U8		0x0000000000000000ULL
999 #define KVM_REG_SIZE_U16	0x0010000000000000ULL
1000 #define KVM_REG_SIZE_U32	0x0020000000000000ULL
1001 #define KVM_REG_SIZE_U64	0x0030000000000000ULL
1002 #define KVM_REG_SIZE_U128	0x0040000000000000ULL
1003 #define KVM_REG_SIZE_U256	0x0050000000000000ULL
1004 #define KVM_REG_SIZE_U512	0x0060000000000000ULL
1005 #define KVM_REG_SIZE_U1024	0x0070000000000000ULL
1006 
1007 struct kvm_reg_list {
1008 	__u64 n; /* number of regs */
1009 	__u64 reg[0];
1010 };
1011 
1012 struct kvm_one_reg {
1013 	__u64 id;
1014 	__u64 addr;
1015 };
1016 
1017 struct kvm_msi {
1018 	__u32 address_lo;
1019 	__u32 address_hi;
1020 	__u32 data;
1021 	__u32 flags;
1022 	__u8  pad[16];
1023 };
1024 
1025 struct kvm_arm_device_addr {
1026 	__u64 id;
1027 	__u64 addr;
1028 };
1029 
1030 /*
1031  * Device control API, available with KVM_CAP_DEVICE_CTRL
1032  */
1033 #define KVM_CREATE_DEVICE_TEST		1
1034 
1035 struct kvm_create_device {
1036 	__u32	type;	/* in: KVM_DEV_TYPE_xxx */
1037 	__u32	fd;	/* out: device handle */
1038 	__u32	flags;	/* in: KVM_CREATE_DEVICE_xxx */
1039 };
1040 
1041 struct kvm_device_attr {
1042 	__u32	flags;		/* no flags currently defined */
1043 	__u32	group;		/* device-defined */
1044 	__u64	attr;		/* group-defined */
1045 	__u64	addr;		/* userspace address of attr data */
1046 };
1047 
1048 #define  KVM_DEV_VFIO_GROUP			1
1049 #define   KVM_DEV_VFIO_GROUP_ADD			1
1050 #define   KVM_DEV_VFIO_GROUP_DEL			2
1051 
1052 enum kvm_device_type {
1053 	KVM_DEV_TYPE_FSL_MPIC_20	= 1,
1054 #define KVM_DEV_TYPE_FSL_MPIC_20	KVM_DEV_TYPE_FSL_MPIC_20
1055 	KVM_DEV_TYPE_FSL_MPIC_42,
1056 #define KVM_DEV_TYPE_FSL_MPIC_42	KVM_DEV_TYPE_FSL_MPIC_42
1057 	KVM_DEV_TYPE_XICS,
1058 #define KVM_DEV_TYPE_XICS		KVM_DEV_TYPE_XICS
1059 	KVM_DEV_TYPE_VFIO,
1060 #define KVM_DEV_TYPE_VFIO		KVM_DEV_TYPE_VFIO
1061 	KVM_DEV_TYPE_ARM_VGIC_V2,
1062 #define KVM_DEV_TYPE_ARM_VGIC_V2	KVM_DEV_TYPE_ARM_VGIC_V2
1063 	KVM_DEV_TYPE_FLIC,
1064 #define KVM_DEV_TYPE_FLIC		KVM_DEV_TYPE_FLIC
1065 	KVM_DEV_TYPE_ARM_VGIC_V3,
1066 #define KVM_DEV_TYPE_ARM_VGIC_V3	KVM_DEV_TYPE_ARM_VGIC_V3
1067 	KVM_DEV_TYPE_MAX,
1068 };
1069 
1070 /*
1071  * ioctls for VM fds
1072  */
1073 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
1074 /*
1075  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1076  * a vcpu fd.
1077  */
1078 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1079 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1080 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1081 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
1082 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1083 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
1084 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1085 					struct kvm_userspace_memory_region)
1086 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1087 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1088 
1089 /* enable ucontrol for s390 */
1090 struct kvm_s390_ucas_mapping {
1091 	__u64 user_addr;
1092 	__u64 vcpu_addr;
1093 	__u64 length;
1094 };
1095 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1096 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1097 #define KVM_S390_VCPU_FAULT	 _IOW(KVMIO, 0x52, unsigned long)
1098 
1099 /* Device model IOC */
1100 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1101 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1102 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1103 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1104 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1105 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1106 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1107 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1108 #define KVM_REGISTER_COALESCED_MMIO \
1109 			_IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1110 #define KVM_UNREGISTER_COALESCED_MMIO \
1111 			_IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1112 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1113 				       struct kvm_assigned_pci_dev)
1114 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1115 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1116 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1117 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1118 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1119 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1120 				       struct kvm_assigned_pci_dev)
1121 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1122 				       struct kvm_assigned_msix_nr)
1123 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1124 				       struct kvm_assigned_msix_entry)
1125 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1126 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1127 #define KVM_CREATE_PIT2		  _IOW(KVMIO,  0x77, struct kvm_pit_config)
1128 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1129 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1130 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1131 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1132 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1133 /* Available with KVM_CAP_PIT_STATE2 */
1134 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1135 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1136 /* Available with KVM_CAP_PPC_GET_PVINFO */
1137 #define KVM_PPC_GET_PVINFO	  _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1138 /* Available with KVM_CAP_TSC_CONTROL */
1139 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1140 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1141 /* Available with KVM_CAP_PCI_2_3 */
1142 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1143 				       struct kvm_assigned_pci_dev)
1144 /* Available with KVM_CAP_SIGNAL_MSI */
1145 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1146 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1147 #define KVM_PPC_GET_SMMU_INFO	  _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1148 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1149 #define KVM_PPC_ALLOCATE_HTAB	  _IOWR(KVMIO, 0xa7, __u32)
1150 #define KVM_CREATE_SPAPR_TCE	  _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1151 /* Available with KVM_CAP_RMA */
1152 #define KVM_ALLOCATE_RMA	  _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1153 /* Available with KVM_CAP_PPC_HTAB_FD */
1154 #define KVM_PPC_GET_HTAB_FD	  _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1155 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1156 #define KVM_ARM_SET_DEVICE_ADDR	  _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1157 /* Available with KVM_CAP_PPC_RTAS */
1158 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1159 
1160 /* ioctl for vm fd */
1161 #define KVM_CREATE_DEVICE	  _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1162 
1163 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1164 #define KVM_SET_DEVICE_ATTR	  _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1165 #define KVM_GET_DEVICE_ATTR	  _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1166 #define KVM_HAS_DEVICE_ATTR	  _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1167 
1168 /*
1169  * ioctls for vcpu fds
1170  */
1171 #define KVM_RUN                   _IO(KVMIO,   0x80)
1172 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1173 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1174 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1175 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1176 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1177 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1178 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1179 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1180 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1181 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1182 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1183 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1184 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1185 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1186 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1187 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1188 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1189 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1190 /* Available with KVM_CAP_VAPIC */
1191 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1192 /* Available with KVM_CAP_VAPIC */
1193 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1194 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1195 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1196 /* store status for s390 */
1197 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1198 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1199 #define KVM_S390_STORE_STATUS	  _IOW(KVMIO,  0x95, unsigned long)
1200 /* initial ipl psw for s390 */
1201 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1202 /* initial reset for s390 */
1203 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1204 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1205 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1206 /* Available with KVM_CAP_USER_NMI */
1207 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1208 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1209 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1210 /* MCE for x86 */
1211 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1212 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1213 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1214 /* Available with KVM_CAP_VCPU_EVENTS */
1215 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1216 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1217 /* Available with KVM_CAP_DEBUGREGS */
1218 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1219 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1220 /*
1221  * vcpu version available with KVM_ENABLE_CAP
1222  * vm version available with KVM_CAP_ENABLE_CAP_VM
1223  */
1224 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1225 /* Available with KVM_CAP_XSAVE */
1226 #define KVM_GET_XSAVE		  _IOR(KVMIO,  0xa4, struct kvm_xsave)
1227 #define KVM_SET_XSAVE		  _IOW(KVMIO,  0xa5, struct kvm_xsave)
1228 /* Available with KVM_CAP_XCRS */
1229 #define KVM_GET_XCRS		  _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1230 #define KVM_SET_XCRS		  _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1231 /* Available with KVM_CAP_SW_TLB */
1232 #define KVM_DIRTY_TLB		  _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1233 /* Available with KVM_CAP_ONE_REG */
1234 #define KVM_GET_ONE_REG		  _IOW(KVMIO,  0xab, struct kvm_one_reg)
1235 #define KVM_SET_ONE_REG		  _IOW(KVMIO,  0xac, struct kvm_one_reg)
1236 /* VM is being stopped by host */
1237 #define KVM_KVMCLOCK_CTRL	  _IO(KVMIO,   0xad)
1238 #define KVM_ARM_VCPU_INIT	  _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1239 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1240 #define KVM_GET_REG_LIST	  _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1241 /* Available with KVM_CAP_S390_MEM_OP */
1242 #define KVM_S390_MEM_OP		  _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1243 /* Available with KVM_CAP_S390_SKEYS */
1244 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1245 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1246 /* Available with KVM_CAP_S390_INJECT_IRQ */
1247 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1248 /* Available with KVM_CAP_S390_IRQ_STATE */
1249 #define KVM_S390_SET_IRQ_STATE	  _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1250 #define KVM_S390_GET_IRQ_STATE	  _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1251 /* Available with KVM_CAP_X86_SMM */
1252 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1253 
1254 #define KVM_DEV_ASSIGN_ENABLE_IOMMU	(1 << 0)
1255 #define KVM_DEV_ASSIGN_PCI_2_3		(1 << 1)
1256 #define KVM_DEV_ASSIGN_MASK_INTX	(1 << 2)
1257 
1258 struct kvm_assigned_pci_dev {
1259 	__u32 assigned_dev_id;
1260 	__u32 busnr;
1261 	__u32 devfn;
1262 	__u32 flags;
1263 	__u32 segnr;
1264 	union {
1265 		__u32 reserved[11];
1266 	};
1267 };
1268 
1269 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
1270 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
1271 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
1272 
1273 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
1274 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
1275 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
1276 
1277 #define KVM_DEV_IRQ_HOST_MASK	 0x00ff
1278 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
1279 
1280 struct kvm_assigned_irq {
1281 	__u32 assigned_dev_id;
1282 	__u32 host_irq; /* ignored (legacy field) */
1283 	__u32 guest_irq;
1284 	__u32 flags;
1285 	union {
1286 		__u32 reserved[12];
1287 	};
1288 };
1289 
1290 struct kvm_assigned_msix_nr {
1291 	__u32 assigned_dev_id;
1292 	__u16 entry_nr;
1293 	__u16 padding;
1294 };
1295 
1296 #define KVM_MAX_MSIX_PER_DEV		256
1297 struct kvm_assigned_msix_entry {
1298 	__u32 assigned_dev_id;
1299 	__u32 gsi;
1300 	__u16 entry; /* The index of entry in the MSI-X table */
1301 	__u16 padding[3];
1302 };
1303 
1304 #endif /* __LINUX_KVM_H */
1305