xref: /linux-6.15/include/uapi/linux/kvm.h (revision 02da7b42)
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 
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 #define KVM_S390_GET_SKEYS_NONE   1
158 #define KVM_S390_SKEYS_MAX        1048576
159 
160 #define KVM_EXIT_UNKNOWN          0
161 #define KVM_EXIT_EXCEPTION        1
162 #define KVM_EXIT_IO               2
163 #define KVM_EXIT_HYPERCALL        3
164 #define KVM_EXIT_DEBUG            4
165 #define KVM_EXIT_HLT              5
166 #define KVM_EXIT_MMIO             6
167 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
168 #define KVM_EXIT_SHUTDOWN         8
169 #define KVM_EXIT_FAIL_ENTRY       9
170 #define KVM_EXIT_INTR             10
171 #define KVM_EXIT_SET_TPR          11
172 #define KVM_EXIT_TPR_ACCESS       12
173 #define KVM_EXIT_S390_SIEIC       13
174 #define KVM_EXIT_S390_RESET       14
175 #define KVM_EXIT_DCR              15 /* deprecated */
176 #define KVM_EXIT_NMI              16
177 #define KVM_EXIT_INTERNAL_ERROR   17
178 #define KVM_EXIT_OSI              18
179 #define KVM_EXIT_PAPR_HCALL	  19
180 #define KVM_EXIT_S390_UCONTROL	  20
181 #define KVM_EXIT_WATCHDOG         21
182 #define KVM_EXIT_S390_TSCH        22
183 #define KVM_EXIT_EPR              23
184 #define KVM_EXIT_SYSTEM_EVENT     24
185 #define KVM_EXIT_S390_STSI        25
186 
187 /* For KVM_EXIT_INTERNAL_ERROR */
188 /* Emulate instruction failed. */
189 #define KVM_INTERNAL_ERROR_EMULATION	1
190 /* Encounter unexpected simultaneous exceptions. */
191 #define KVM_INTERNAL_ERROR_SIMUL_EX	2
192 /* Encounter unexpected vm-exit due to delivery event. */
193 #define KVM_INTERNAL_ERROR_DELIVERY_EV	3
194 
195 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
196 struct kvm_run {
197 	/* in */
198 	__u8 request_interrupt_window;
199 	__u8 padding1[7];
200 
201 	/* out */
202 	__u32 exit_reason;
203 	__u8 ready_for_interrupt_injection;
204 	__u8 if_flag;
205 	__u16 flags;
206 
207 	/* in (pre_kvm_run), out (post_kvm_run) */
208 	__u64 cr8;
209 	__u64 apic_base;
210 
211 #ifdef __KVM_S390
212 	/* the processor status word for s390 */
213 	__u64 psw_mask; /* psw upper half */
214 	__u64 psw_addr; /* psw lower half */
215 #endif
216 	union {
217 		/* KVM_EXIT_UNKNOWN */
218 		struct {
219 			__u64 hardware_exit_reason;
220 		} hw;
221 		/* KVM_EXIT_FAIL_ENTRY */
222 		struct {
223 			__u64 hardware_entry_failure_reason;
224 		} fail_entry;
225 		/* KVM_EXIT_EXCEPTION */
226 		struct {
227 			__u32 exception;
228 			__u32 error_code;
229 		} ex;
230 		/* KVM_EXIT_IO */
231 		struct {
232 #define KVM_EXIT_IO_IN  0
233 #define KVM_EXIT_IO_OUT 1
234 			__u8 direction;
235 			__u8 size; /* bytes */
236 			__u16 port;
237 			__u32 count;
238 			__u64 data_offset; /* relative to kvm_run start */
239 		} io;
240 		/* KVM_EXIT_DEBUG */
241 		struct {
242 			struct kvm_debug_exit_arch arch;
243 		} debug;
244 		/* KVM_EXIT_MMIO */
245 		struct {
246 			__u64 phys_addr;
247 			__u8  data[8];
248 			__u32 len;
249 			__u8  is_write;
250 		} mmio;
251 		/* KVM_EXIT_HYPERCALL */
252 		struct {
253 			__u64 nr;
254 			__u64 args[6];
255 			__u64 ret;
256 			__u32 longmode;
257 			__u32 pad;
258 		} hypercall;
259 		/* KVM_EXIT_TPR_ACCESS */
260 		struct {
261 			__u64 rip;
262 			__u32 is_write;
263 			__u32 pad;
264 		} tpr_access;
265 		/* KVM_EXIT_S390_SIEIC */
266 		struct {
267 			__u8 icptcode;
268 			__u16 ipa;
269 			__u32 ipb;
270 		} s390_sieic;
271 		/* KVM_EXIT_S390_RESET */
272 #define KVM_S390_RESET_POR       1
273 #define KVM_S390_RESET_CLEAR     2
274 #define KVM_S390_RESET_SUBSYSTEM 4
275 #define KVM_S390_RESET_CPU_INIT  8
276 #define KVM_S390_RESET_IPL       16
277 		__u64 s390_reset_flags;
278 		/* KVM_EXIT_S390_UCONTROL */
279 		struct {
280 			__u64 trans_exc_code;
281 			__u32 pgm_code;
282 		} s390_ucontrol;
283 		/* KVM_EXIT_DCR (deprecated) */
284 		struct {
285 			__u32 dcrn;
286 			__u32 data;
287 			__u8  is_write;
288 		} dcr;
289 		/* KVM_EXIT_INTERNAL_ERROR */
290 		struct {
291 			__u32 suberror;
292 			/* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
293 			__u32 ndata;
294 			__u64 data[16];
295 		} internal;
296 		/* KVM_EXIT_OSI */
297 		struct {
298 			__u64 gprs[32];
299 		} osi;
300 		/* KVM_EXIT_PAPR_HCALL */
301 		struct {
302 			__u64 nr;
303 			__u64 ret;
304 			__u64 args[9];
305 		} papr_hcall;
306 		/* KVM_EXIT_S390_TSCH */
307 		struct {
308 			__u16 subchannel_id;
309 			__u16 subchannel_nr;
310 			__u32 io_int_parm;
311 			__u32 io_int_word;
312 			__u32 ipb;
313 			__u8 dequeued;
314 		} s390_tsch;
315 		/* KVM_EXIT_EPR */
316 		struct {
317 			__u32 epr;
318 		} epr;
319 		/* KVM_EXIT_SYSTEM_EVENT */
320 		struct {
321 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
322 #define KVM_SYSTEM_EVENT_RESET          2
323 #define KVM_SYSTEM_EVENT_CRASH          3
324 			__u32 type;
325 			__u64 flags;
326 		} system_event;
327 		/* KVM_EXIT_S390_STSI */
328 		struct {
329 			__u64 addr;
330 			__u8 ar;
331 			__u8 reserved;
332 			__u8 fc;
333 			__u8 sel1;
334 			__u16 sel2;
335 		} s390_stsi;
336 		/* Fix the size of the union. */
337 		char padding[256];
338 	};
339 
340 	/*
341 	 * shared registers between kvm and userspace.
342 	 * kvm_valid_regs specifies the register classes set by the host
343 	 * kvm_dirty_regs specified the register classes dirtied by userspace
344 	 * struct kvm_sync_regs is architecture specific, as well as the
345 	 * bits for kvm_valid_regs and kvm_dirty_regs
346 	 */
347 	__u64 kvm_valid_regs;
348 	__u64 kvm_dirty_regs;
349 	union {
350 		struct kvm_sync_regs regs;
351 		char padding[2048];
352 	} s;
353 };
354 
355 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
356 
357 struct kvm_coalesced_mmio_zone {
358 	__u64 addr;
359 	__u32 size;
360 	__u32 pad;
361 };
362 
363 struct kvm_coalesced_mmio {
364 	__u64 phys_addr;
365 	__u32 len;
366 	__u32 pad;
367 	__u8  data[8];
368 };
369 
370 struct kvm_coalesced_mmio_ring {
371 	__u32 first, last;
372 	struct kvm_coalesced_mmio coalesced_mmio[0];
373 };
374 
375 #define KVM_COALESCED_MMIO_MAX \
376 	((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
377 	 sizeof(struct kvm_coalesced_mmio))
378 
379 /* for KVM_TRANSLATE */
380 struct kvm_translation {
381 	/* in */
382 	__u64 linear_address;
383 
384 	/* out */
385 	__u64 physical_address;
386 	__u8  valid;
387 	__u8  writeable;
388 	__u8  usermode;
389 	__u8  pad[5];
390 };
391 
392 /* for KVM_S390_MEM_OP */
393 struct kvm_s390_mem_op {
394 	/* in */
395 	__u64 gaddr;		/* the guest address */
396 	__u64 flags;		/* flags */
397 	__u32 size;		/* amount of bytes */
398 	__u32 op;		/* type of operation */
399 	__u64 buf;		/* buffer in userspace */
400 	__u8 ar;		/* the access register number */
401 	__u8 reserved[31];	/* should be set to 0 */
402 };
403 /* types for kvm_s390_mem_op->op */
404 #define KVM_S390_MEMOP_LOGICAL_READ	0
405 #define KVM_S390_MEMOP_LOGICAL_WRITE	1
406 /* flags for kvm_s390_mem_op->flags */
407 #define KVM_S390_MEMOP_F_CHECK_ONLY		(1ULL << 0)
408 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION	(1ULL << 1)
409 
410 /* for KVM_INTERRUPT */
411 struct kvm_interrupt {
412 	/* in */
413 	__u32 irq;
414 };
415 
416 /* for KVM_GET_DIRTY_LOG */
417 struct kvm_dirty_log {
418 	__u32 slot;
419 	__u32 padding1;
420 	union {
421 		void __user *dirty_bitmap; /* one bit per page */
422 		__u64 padding2;
423 	};
424 };
425 
426 /* for KVM_SET_SIGNAL_MASK */
427 struct kvm_signal_mask {
428 	__u32 len;
429 	__u8  sigset[0];
430 };
431 
432 /* for KVM_TPR_ACCESS_REPORTING */
433 struct kvm_tpr_access_ctl {
434 	__u32 enabled;
435 	__u32 flags;
436 	__u32 reserved[8];
437 };
438 
439 /* for KVM_SET_VAPIC_ADDR */
440 struct kvm_vapic_addr {
441 	__u64 vapic_addr;
442 };
443 
444 /* for KVM_SET_MP_STATE */
445 
446 /* not all states are valid on all architectures */
447 #define KVM_MP_STATE_RUNNABLE          0
448 #define KVM_MP_STATE_UNINITIALIZED     1
449 #define KVM_MP_STATE_INIT_RECEIVED     2
450 #define KVM_MP_STATE_HALTED            3
451 #define KVM_MP_STATE_SIPI_RECEIVED     4
452 #define KVM_MP_STATE_STOPPED           5
453 #define KVM_MP_STATE_CHECK_STOP        6
454 #define KVM_MP_STATE_OPERATING         7
455 #define KVM_MP_STATE_LOAD              8
456 
457 struct kvm_mp_state {
458 	__u32 mp_state;
459 };
460 
461 struct kvm_s390_psw {
462 	__u64 mask;
463 	__u64 addr;
464 };
465 
466 /* valid values for type in kvm_s390_interrupt */
467 #define KVM_S390_SIGP_STOP		0xfffe0000u
468 #define KVM_S390_PROGRAM_INT		0xfffe0001u
469 #define KVM_S390_SIGP_SET_PREFIX	0xfffe0002u
470 #define KVM_S390_RESTART		0xfffe0003u
471 #define KVM_S390_INT_PFAULT_INIT	0xfffe0004u
472 #define KVM_S390_INT_PFAULT_DONE	0xfffe0005u
473 #define KVM_S390_MCHK			0xfffe1000u
474 #define KVM_S390_INT_CLOCK_COMP		0xffff1004u
475 #define KVM_S390_INT_CPU_TIMER		0xffff1005u
476 #define KVM_S390_INT_VIRTIO		0xffff2603u
477 #define KVM_S390_INT_SERVICE		0xffff2401u
478 #define KVM_S390_INT_EMERGENCY		0xffff1201u
479 #define KVM_S390_INT_EXTERNAL_CALL	0xffff1202u
480 /* Anything below 0xfffe0000u is taken by INT_IO */
481 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
482 	(((schid)) |			       \
483 	 ((ssid) << 16) |		       \
484 	 ((cssid) << 18) |		       \
485 	 ((ai) << 26))
486 #define KVM_S390_INT_IO_MIN		0x00000000u
487 #define KVM_S390_INT_IO_MAX		0xfffdffffu
488 #define KVM_S390_INT_IO_AI_MASK		0x04000000u
489 
490 
491 struct kvm_s390_interrupt {
492 	__u32 type;
493 	__u32 parm;
494 	__u64 parm64;
495 };
496 
497 struct kvm_s390_io_info {
498 	__u16 subchannel_id;
499 	__u16 subchannel_nr;
500 	__u32 io_int_parm;
501 	__u32 io_int_word;
502 };
503 
504 struct kvm_s390_ext_info {
505 	__u32 ext_params;
506 	__u32 pad;
507 	__u64 ext_params2;
508 };
509 
510 struct kvm_s390_pgm_info {
511 	__u64 trans_exc_code;
512 	__u64 mon_code;
513 	__u64 per_address;
514 	__u32 data_exc_code;
515 	__u16 code;
516 	__u16 mon_class_nr;
517 	__u8 per_code;
518 	__u8 per_atmid;
519 	__u8 exc_access_id;
520 	__u8 per_access_id;
521 	__u8 op_access_id;
522 	__u8 pad[3];
523 };
524 
525 struct kvm_s390_prefix_info {
526 	__u32 address;
527 };
528 
529 struct kvm_s390_extcall_info {
530 	__u16 code;
531 };
532 
533 struct kvm_s390_emerg_info {
534 	__u16 code;
535 };
536 
537 #define KVM_S390_STOP_FLAG_STORE_STATUS	0x01
538 struct kvm_s390_stop_info {
539 	__u32 flags;
540 };
541 
542 struct kvm_s390_mchk_info {
543 	__u64 cr14;
544 	__u64 mcic;
545 	__u64 failing_storage_address;
546 	__u32 ext_damage_code;
547 	__u32 pad;
548 	__u8 fixed_logout[16];
549 };
550 
551 struct kvm_s390_irq {
552 	__u64 type;
553 	union {
554 		struct kvm_s390_io_info io;
555 		struct kvm_s390_ext_info ext;
556 		struct kvm_s390_pgm_info pgm;
557 		struct kvm_s390_emerg_info emerg;
558 		struct kvm_s390_extcall_info extcall;
559 		struct kvm_s390_prefix_info prefix;
560 		struct kvm_s390_stop_info stop;
561 		struct kvm_s390_mchk_info mchk;
562 		char reserved[64];
563 	} u;
564 };
565 
566 struct kvm_s390_irq_state {
567 	__u64 buf;
568 	__u32 flags;
569 	__u32 len;
570 	__u32 reserved[4];
571 };
572 
573 /* for KVM_SET_GUEST_DEBUG */
574 
575 #define KVM_GUESTDBG_ENABLE		0x00000001
576 #define KVM_GUESTDBG_SINGLESTEP		0x00000002
577 
578 struct kvm_guest_debug {
579 	__u32 control;
580 	__u32 pad;
581 	struct kvm_guest_debug_arch arch;
582 };
583 
584 enum {
585 	kvm_ioeventfd_flag_nr_datamatch,
586 	kvm_ioeventfd_flag_nr_pio,
587 	kvm_ioeventfd_flag_nr_deassign,
588 	kvm_ioeventfd_flag_nr_virtio_ccw_notify,
589 	kvm_ioeventfd_flag_nr_fast_mmio,
590 	kvm_ioeventfd_flag_nr_max,
591 };
592 
593 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
594 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
595 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
596 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
597 	(1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
598 
599 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
600 
601 struct kvm_ioeventfd {
602 	__u64 datamatch;
603 	__u64 addr;        /* legal pio/mmio address */
604 	__u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
605 	__s32 fd;
606 	__u32 flags;
607 	__u8  pad[36];
608 };
609 
610 /* for KVM_ENABLE_CAP */
611 struct kvm_enable_cap {
612 	/* in */
613 	__u32 cap;
614 	__u32 flags;
615 	__u64 args[4];
616 	__u8  pad[64];
617 };
618 
619 /* for KVM_PPC_GET_PVINFO */
620 struct kvm_ppc_pvinfo {
621 	/* out */
622 	__u32 flags;
623 	__u32 hcall[4];
624 	__u8  pad[108];
625 };
626 
627 /* for KVM_PPC_GET_SMMU_INFO */
628 #define KVM_PPC_PAGE_SIZES_MAX_SZ	8
629 
630 struct kvm_ppc_one_page_size {
631 	__u32 page_shift;	/* Page shift (or 0) */
632 	__u32 pte_enc;		/* Encoding in the HPTE (>>12) */
633 };
634 
635 struct kvm_ppc_one_seg_page_size {
636 	__u32 page_shift;	/* Base page shift of segment (or 0) */
637 	__u32 slb_enc;		/* SLB encoding for BookS */
638 	struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
639 };
640 
641 #define KVM_PPC_PAGE_SIZES_REAL		0x00000001
642 #define KVM_PPC_1T_SEGMENTS		0x00000002
643 
644 struct kvm_ppc_smmu_info {
645 	__u64 flags;
646 	__u32 slb_size;
647 	__u32 pad;
648 	struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
649 };
650 
651 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
652 
653 #define KVMIO 0xAE
654 
655 /* machine type bits, to be used as argument to KVM_CREATE_VM */
656 #define KVM_VM_S390_UCONTROL	1
657 
658 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
659 #define KVM_VM_PPC_HV 1
660 #define KVM_VM_PPC_PR 2
661 
662 #define KVM_S390_SIE_PAGE_OFFSET 1
663 
664 /*
665  * ioctls for /dev/kvm fds:
666  */
667 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
668 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
669 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
670 
671 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
672 /*
673  * Check if a kvm extension is available.  Argument is extension number,
674  * return is 1 (yes) or 0 (no, sorry).
675  */
676 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
677 /*
678  * Get size for mmap(vcpu_fd)
679  */
680 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
681 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
682 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
683 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
684 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
685 #define KVM_GET_EMULATED_CPUID	  _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
686 
687 /*
688  * Extension capability list.
689  */
690 #define KVM_CAP_IRQCHIP	  0
691 #define KVM_CAP_HLT	  1
692 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
693 #define KVM_CAP_USER_MEMORY 3
694 #define KVM_CAP_SET_TSS_ADDR 4
695 #define KVM_CAP_VAPIC 6
696 #define KVM_CAP_EXT_CPUID 7
697 #define KVM_CAP_CLOCKSOURCE 8
698 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
699 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
700 #define KVM_CAP_PIT 11
701 #define KVM_CAP_NOP_IO_DELAY 12
702 #define KVM_CAP_PV_MMU 13
703 #define KVM_CAP_MP_STATE 14
704 #define KVM_CAP_COALESCED_MMIO 15
705 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
706 #define KVM_CAP_IOMMU 18
707 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
708 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
709 #define KVM_CAP_USER_NMI 22
710 #ifdef __KVM_HAVE_GUEST_DEBUG
711 #define KVM_CAP_SET_GUEST_DEBUG 23
712 #endif
713 #ifdef __KVM_HAVE_PIT
714 #define KVM_CAP_REINJECT_CONTROL 24
715 #endif
716 #define KVM_CAP_IRQ_ROUTING 25
717 #define KVM_CAP_IRQ_INJECT_STATUS 26
718 #define KVM_CAP_ASSIGN_DEV_IRQ 29
719 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
720 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
721 #ifdef __KVM_HAVE_MCE
722 #define KVM_CAP_MCE 31
723 #endif
724 #define KVM_CAP_IRQFD 32
725 #ifdef __KVM_HAVE_PIT
726 #define KVM_CAP_PIT2 33
727 #endif
728 #define KVM_CAP_SET_BOOT_CPU_ID 34
729 #ifdef __KVM_HAVE_PIT_STATE2
730 #define KVM_CAP_PIT_STATE2 35
731 #endif
732 #define KVM_CAP_IOEVENTFD 36
733 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
734 #ifdef __KVM_HAVE_XEN_HVM
735 #define KVM_CAP_XEN_HVM 38
736 #endif
737 #define KVM_CAP_ADJUST_CLOCK 39
738 #define KVM_CAP_INTERNAL_ERROR_DATA 40
739 #ifdef __KVM_HAVE_VCPU_EVENTS
740 #define KVM_CAP_VCPU_EVENTS 41
741 #endif
742 #define KVM_CAP_S390_PSW 42
743 #define KVM_CAP_PPC_SEGSTATE 43
744 #define KVM_CAP_HYPERV 44
745 #define KVM_CAP_HYPERV_VAPIC 45
746 #define KVM_CAP_HYPERV_SPIN 46
747 #define KVM_CAP_PCI_SEGMENT 47
748 #define KVM_CAP_PPC_PAIRED_SINGLES 48
749 #define KVM_CAP_INTR_SHADOW 49
750 #ifdef __KVM_HAVE_DEBUGREGS
751 #define KVM_CAP_DEBUGREGS 50
752 #endif
753 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
754 #define KVM_CAP_PPC_OSI 52
755 #define KVM_CAP_PPC_UNSET_IRQ 53
756 #define KVM_CAP_ENABLE_CAP 54
757 #ifdef __KVM_HAVE_XSAVE
758 #define KVM_CAP_XSAVE 55
759 #endif
760 #ifdef __KVM_HAVE_XCRS
761 #define KVM_CAP_XCRS 56
762 #endif
763 #define KVM_CAP_PPC_GET_PVINFO 57
764 #define KVM_CAP_PPC_IRQ_LEVEL 58
765 #define KVM_CAP_ASYNC_PF 59
766 #define KVM_CAP_TSC_CONTROL 60
767 #define KVM_CAP_GET_TSC_KHZ 61
768 #define KVM_CAP_PPC_BOOKE_SREGS 62
769 #define KVM_CAP_SPAPR_TCE 63
770 #define KVM_CAP_PPC_SMT 64
771 #define KVM_CAP_PPC_RMA	65
772 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
773 #define KVM_CAP_PPC_HIOR 67
774 #define KVM_CAP_PPC_PAPR 68
775 #define KVM_CAP_SW_TLB 69
776 #define KVM_CAP_ONE_REG 70
777 #define KVM_CAP_S390_GMAP 71
778 #define KVM_CAP_TSC_DEADLINE_TIMER 72
779 #define KVM_CAP_S390_UCONTROL 73
780 #define KVM_CAP_SYNC_REGS 74
781 #define KVM_CAP_PCI_2_3 75
782 #define KVM_CAP_KVMCLOCK_CTRL 76
783 #define KVM_CAP_SIGNAL_MSI 77
784 #define KVM_CAP_PPC_GET_SMMU_INFO 78
785 #define KVM_CAP_S390_COW 79
786 #define KVM_CAP_PPC_ALLOC_HTAB 80
787 #define KVM_CAP_READONLY_MEM 81
788 #define KVM_CAP_IRQFD_RESAMPLE 82
789 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
790 #define KVM_CAP_PPC_HTAB_FD 84
791 #define KVM_CAP_S390_CSS_SUPPORT 85
792 #define KVM_CAP_PPC_EPR 86
793 #define KVM_CAP_ARM_PSCI 87
794 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
795 #define KVM_CAP_DEVICE_CTRL 89
796 #define KVM_CAP_IRQ_MPIC 90
797 #define KVM_CAP_PPC_RTAS 91
798 #define KVM_CAP_IRQ_XICS 92
799 #define KVM_CAP_ARM_EL1_32BIT 93
800 #define KVM_CAP_SPAPR_MULTITCE 94
801 #define KVM_CAP_EXT_EMUL_CPUID 95
802 #define KVM_CAP_HYPERV_TIME 96
803 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
804 #define KVM_CAP_ENABLE_CAP_VM 98
805 #define KVM_CAP_S390_IRQCHIP 99
806 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
807 #define KVM_CAP_VM_ATTRIBUTES 101
808 #define KVM_CAP_ARM_PSCI_0_2 102
809 #define KVM_CAP_PPC_FIXUP_HCALL 103
810 #define KVM_CAP_PPC_ENABLE_HCALL 104
811 #define KVM_CAP_CHECK_EXTENSION_VM 105
812 #define KVM_CAP_S390_USER_SIGP 106
813 #define KVM_CAP_S390_VECTOR_REGISTERS 107
814 #define KVM_CAP_S390_MEM_OP 108
815 #define KVM_CAP_S390_USER_STSI 109
816 #define KVM_CAP_S390_SKEYS 110
817 #define KVM_CAP_MIPS_FPU 111
818 #define KVM_CAP_MIPS_MSA 112
819 #define KVM_CAP_S390_INJECT_IRQ 113
820 #define KVM_CAP_S390_IRQ_STATE 114
821 #define KVM_CAP_PPC_HWRNG 115
822 #define KVM_CAP_DISABLE_QUIRKS 116
823 #define KVM_CAP_X86_SMM 117
824 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
825 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
826 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
827 
828 #ifdef KVM_CAP_IRQ_ROUTING
829 
830 struct kvm_irq_routing_irqchip {
831 	__u32 irqchip;
832 	__u32 pin;
833 };
834 
835 struct kvm_irq_routing_msi {
836 	__u32 address_lo;
837 	__u32 address_hi;
838 	__u32 data;
839 	__u32 pad;
840 };
841 
842 struct kvm_irq_routing_s390_adapter {
843 	__u64 ind_addr;
844 	__u64 summary_addr;
845 	__u64 ind_offset;
846 	__u32 summary_offset;
847 	__u32 adapter_id;
848 };
849 
850 /* gsi routing entry types */
851 #define KVM_IRQ_ROUTING_IRQCHIP 1
852 #define KVM_IRQ_ROUTING_MSI 2
853 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
854 
855 struct kvm_irq_routing_entry {
856 	__u32 gsi;
857 	__u32 type;
858 	__u32 flags;
859 	__u32 pad;
860 	union {
861 		struct kvm_irq_routing_irqchip irqchip;
862 		struct kvm_irq_routing_msi msi;
863 		struct kvm_irq_routing_s390_adapter adapter;
864 		__u32 pad[8];
865 	} u;
866 };
867 
868 struct kvm_irq_routing {
869 	__u32 nr;
870 	__u32 flags;
871 	struct kvm_irq_routing_entry entries[0];
872 };
873 
874 #endif
875 
876 #ifdef KVM_CAP_MCE
877 /* x86 MCE */
878 struct kvm_x86_mce {
879 	__u64 status;
880 	__u64 addr;
881 	__u64 misc;
882 	__u64 mcg_status;
883 	__u8 bank;
884 	__u8 pad1[7];
885 	__u64 pad2[3];
886 };
887 #endif
888 
889 #ifdef KVM_CAP_XEN_HVM
890 struct kvm_xen_hvm_config {
891 	__u32 flags;
892 	__u32 msr;
893 	__u64 blob_addr_32;
894 	__u64 blob_addr_64;
895 	__u8 blob_size_32;
896 	__u8 blob_size_64;
897 	__u8 pad2[30];
898 };
899 #endif
900 
901 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
902 /*
903  * Available with KVM_CAP_IRQFD_RESAMPLE
904  *
905  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
906  * the irqfd to operate in resampling mode for level triggered interrupt
907  * emulation.  See Documentation/virtual/kvm/api.txt.
908  */
909 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
910 
911 struct kvm_irqfd {
912 	__u32 fd;
913 	__u32 gsi;
914 	__u32 flags;
915 	__u32 resamplefd;
916 	__u8  pad[16];
917 };
918 
919 struct kvm_clock_data {
920 	__u64 clock;
921 	__u32 flags;
922 	__u32 pad[9];
923 };
924 
925 #define KVM_MMU_FSL_BOOKE_NOHV		0
926 #define KVM_MMU_FSL_BOOKE_HV		1
927 
928 struct kvm_config_tlb {
929 	__u64 params;
930 	__u64 array;
931 	__u32 mmu_type;
932 	__u32 array_len;
933 };
934 
935 struct kvm_dirty_tlb {
936 	__u64 bitmap;
937 	__u32 num_dirty;
938 };
939 
940 /* Available with KVM_CAP_ONE_REG */
941 
942 #define KVM_REG_ARCH_MASK	0xff00000000000000ULL
943 #define KVM_REG_GENERIC		0x0000000000000000ULL
944 
945 /*
946  * Architecture specific registers are to be defined in arch headers and
947  * ORed with the arch identifier.
948  */
949 #define KVM_REG_PPC		0x1000000000000000ULL
950 #define KVM_REG_X86		0x2000000000000000ULL
951 #define KVM_REG_IA64		0x3000000000000000ULL
952 #define KVM_REG_ARM		0x4000000000000000ULL
953 #define KVM_REG_S390		0x5000000000000000ULL
954 #define KVM_REG_ARM64		0x6000000000000000ULL
955 #define KVM_REG_MIPS		0x7000000000000000ULL
956 
957 #define KVM_REG_SIZE_SHIFT	52
958 #define KVM_REG_SIZE_MASK	0x00f0000000000000ULL
959 #define KVM_REG_SIZE_U8		0x0000000000000000ULL
960 #define KVM_REG_SIZE_U16	0x0010000000000000ULL
961 #define KVM_REG_SIZE_U32	0x0020000000000000ULL
962 #define KVM_REG_SIZE_U64	0x0030000000000000ULL
963 #define KVM_REG_SIZE_U128	0x0040000000000000ULL
964 #define KVM_REG_SIZE_U256	0x0050000000000000ULL
965 #define KVM_REG_SIZE_U512	0x0060000000000000ULL
966 #define KVM_REG_SIZE_U1024	0x0070000000000000ULL
967 
968 struct kvm_reg_list {
969 	__u64 n; /* number of regs */
970 	__u64 reg[0];
971 };
972 
973 struct kvm_one_reg {
974 	__u64 id;
975 	__u64 addr;
976 };
977 
978 struct kvm_msi {
979 	__u32 address_lo;
980 	__u32 address_hi;
981 	__u32 data;
982 	__u32 flags;
983 	__u8  pad[16];
984 };
985 
986 struct kvm_arm_device_addr {
987 	__u64 id;
988 	__u64 addr;
989 };
990 
991 /*
992  * Device control API, available with KVM_CAP_DEVICE_CTRL
993  */
994 #define KVM_CREATE_DEVICE_TEST		1
995 
996 struct kvm_create_device {
997 	__u32	type;	/* in: KVM_DEV_TYPE_xxx */
998 	__u32	fd;	/* out: device handle */
999 	__u32	flags;	/* in: KVM_CREATE_DEVICE_xxx */
1000 };
1001 
1002 struct kvm_device_attr {
1003 	__u32	flags;		/* no flags currently defined */
1004 	__u32	group;		/* device-defined */
1005 	__u64	attr;		/* group-defined */
1006 	__u64	addr;		/* userspace address of attr data */
1007 };
1008 
1009 #define  KVM_DEV_VFIO_GROUP			1
1010 #define   KVM_DEV_VFIO_GROUP_ADD			1
1011 #define   KVM_DEV_VFIO_GROUP_DEL			2
1012 
1013 enum kvm_device_type {
1014 	KVM_DEV_TYPE_FSL_MPIC_20	= 1,
1015 #define KVM_DEV_TYPE_FSL_MPIC_20	KVM_DEV_TYPE_FSL_MPIC_20
1016 	KVM_DEV_TYPE_FSL_MPIC_42,
1017 #define KVM_DEV_TYPE_FSL_MPIC_42	KVM_DEV_TYPE_FSL_MPIC_42
1018 	KVM_DEV_TYPE_XICS,
1019 #define KVM_DEV_TYPE_XICS		KVM_DEV_TYPE_XICS
1020 	KVM_DEV_TYPE_VFIO,
1021 #define KVM_DEV_TYPE_VFIO		KVM_DEV_TYPE_VFIO
1022 	KVM_DEV_TYPE_ARM_VGIC_V2,
1023 #define KVM_DEV_TYPE_ARM_VGIC_V2	KVM_DEV_TYPE_ARM_VGIC_V2
1024 	KVM_DEV_TYPE_FLIC,
1025 #define KVM_DEV_TYPE_FLIC		KVM_DEV_TYPE_FLIC
1026 	KVM_DEV_TYPE_ARM_VGIC_V3,
1027 #define KVM_DEV_TYPE_ARM_VGIC_V3	KVM_DEV_TYPE_ARM_VGIC_V3
1028 	KVM_DEV_TYPE_MAX,
1029 };
1030 
1031 /*
1032  * ioctls for VM fds
1033  */
1034 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
1035 /*
1036  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1037  * a vcpu fd.
1038  */
1039 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1040 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1041 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1042 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
1043 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1044 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
1045 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1046 					struct kvm_userspace_memory_region)
1047 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1048 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1049 
1050 /* enable ucontrol for s390 */
1051 struct kvm_s390_ucas_mapping {
1052 	__u64 user_addr;
1053 	__u64 vcpu_addr;
1054 	__u64 length;
1055 };
1056 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1057 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1058 #define KVM_S390_VCPU_FAULT	 _IOW(KVMIO, 0x52, unsigned long)
1059 
1060 /* Device model IOC */
1061 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1062 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1063 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1064 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1065 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1066 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1067 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1068 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1069 #define KVM_REGISTER_COALESCED_MMIO \
1070 			_IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1071 #define KVM_UNREGISTER_COALESCED_MMIO \
1072 			_IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1073 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1074 				       struct kvm_assigned_pci_dev)
1075 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1076 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1077 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1078 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1079 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1080 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1081 				       struct kvm_assigned_pci_dev)
1082 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1083 				       struct kvm_assigned_msix_nr)
1084 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1085 				       struct kvm_assigned_msix_entry)
1086 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1087 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1088 #define KVM_CREATE_PIT2		  _IOW(KVMIO,  0x77, struct kvm_pit_config)
1089 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1090 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1091 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1092 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1093 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1094 /* Available with KVM_CAP_PIT_STATE2 */
1095 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1096 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1097 /* Available with KVM_CAP_PPC_GET_PVINFO */
1098 #define KVM_PPC_GET_PVINFO	  _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1099 /* Available with KVM_CAP_TSC_CONTROL */
1100 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1101 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1102 /* Available with KVM_CAP_PCI_2_3 */
1103 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1104 				       struct kvm_assigned_pci_dev)
1105 /* Available with KVM_CAP_SIGNAL_MSI */
1106 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1107 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1108 #define KVM_PPC_GET_SMMU_INFO	  _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1109 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1110 #define KVM_PPC_ALLOCATE_HTAB	  _IOWR(KVMIO, 0xa7, __u32)
1111 #define KVM_CREATE_SPAPR_TCE	  _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1112 /* Available with KVM_CAP_RMA */
1113 #define KVM_ALLOCATE_RMA	  _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1114 /* Available with KVM_CAP_PPC_HTAB_FD */
1115 #define KVM_PPC_GET_HTAB_FD	  _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1116 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1117 #define KVM_ARM_SET_DEVICE_ADDR	  _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1118 /* Available with KVM_CAP_PPC_RTAS */
1119 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1120 
1121 /* ioctl for vm fd */
1122 #define KVM_CREATE_DEVICE	  _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1123 
1124 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1125 #define KVM_SET_DEVICE_ATTR	  _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1126 #define KVM_GET_DEVICE_ATTR	  _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1127 #define KVM_HAS_DEVICE_ATTR	  _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1128 
1129 /*
1130  * ioctls for vcpu fds
1131  */
1132 #define KVM_RUN                   _IO(KVMIO,   0x80)
1133 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1134 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1135 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1136 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1137 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1138 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1139 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1140 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1141 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1142 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1143 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1144 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1145 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1146 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1147 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1148 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1149 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1150 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1151 /* Available with KVM_CAP_VAPIC */
1152 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1153 /* Available with KVM_CAP_VAPIC */
1154 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1155 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1156 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1157 /* store status for s390 */
1158 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1159 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1160 #define KVM_S390_STORE_STATUS	  _IOW(KVMIO,  0x95, unsigned long)
1161 /* initial ipl psw for s390 */
1162 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1163 /* initial reset for s390 */
1164 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1165 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1166 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1167 /* Available with KVM_CAP_USER_NMI */
1168 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1169 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1170 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1171 /* MCE for x86 */
1172 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1173 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1174 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1175 /* Available with KVM_CAP_VCPU_EVENTS */
1176 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1177 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1178 /* Available with KVM_CAP_DEBUGREGS */
1179 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1180 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1181 /*
1182  * vcpu version available with KVM_ENABLE_CAP
1183  * vm version available with KVM_CAP_ENABLE_CAP_VM
1184  */
1185 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1186 /* Available with KVM_CAP_XSAVE */
1187 #define KVM_GET_XSAVE		  _IOR(KVMIO,  0xa4, struct kvm_xsave)
1188 #define KVM_SET_XSAVE		  _IOW(KVMIO,  0xa5, struct kvm_xsave)
1189 /* Available with KVM_CAP_XCRS */
1190 #define KVM_GET_XCRS		  _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1191 #define KVM_SET_XCRS		  _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1192 /* Available with KVM_CAP_SW_TLB */
1193 #define KVM_DIRTY_TLB		  _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1194 /* Available with KVM_CAP_ONE_REG */
1195 #define KVM_GET_ONE_REG		  _IOW(KVMIO,  0xab, struct kvm_one_reg)
1196 #define KVM_SET_ONE_REG		  _IOW(KVMIO,  0xac, struct kvm_one_reg)
1197 /* VM is being stopped by host */
1198 #define KVM_KVMCLOCK_CTRL	  _IO(KVMIO,   0xad)
1199 #define KVM_ARM_VCPU_INIT	  _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1200 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1201 #define KVM_GET_REG_LIST	  _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1202 /* Available with KVM_CAP_S390_MEM_OP */
1203 #define KVM_S390_MEM_OP		  _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1204 /* Available with KVM_CAP_S390_SKEYS */
1205 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1206 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1207 /* Available with KVM_CAP_S390_INJECT_IRQ */
1208 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1209 /* Available with KVM_CAP_S390_IRQ_STATE */
1210 #define KVM_S390_SET_IRQ_STATE	  _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1211 #define KVM_S390_GET_IRQ_STATE	  _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1212 /* Available with KVM_CAP_X86_SMM */
1213 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1214 
1215 #define KVM_DEV_ASSIGN_ENABLE_IOMMU	(1 << 0)
1216 #define KVM_DEV_ASSIGN_PCI_2_3		(1 << 1)
1217 #define KVM_DEV_ASSIGN_MASK_INTX	(1 << 2)
1218 
1219 struct kvm_assigned_pci_dev {
1220 	__u32 assigned_dev_id;
1221 	__u32 busnr;
1222 	__u32 devfn;
1223 	__u32 flags;
1224 	__u32 segnr;
1225 	union {
1226 		__u32 reserved[11];
1227 	};
1228 };
1229 
1230 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
1231 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
1232 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
1233 
1234 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
1235 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
1236 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
1237 
1238 #define KVM_DEV_IRQ_HOST_MASK	 0x00ff
1239 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
1240 
1241 struct kvm_assigned_irq {
1242 	__u32 assigned_dev_id;
1243 	__u32 host_irq; /* ignored (legacy field) */
1244 	__u32 guest_irq;
1245 	__u32 flags;
1246 	union {
1247 		__u32 reserved[12];
1248 	};
1249 };
1250 
1251 struct kvm_assigned_msix_nr {
1252 	__u32 assigned_dev_id;
1253 	__u16 entry_nr;
1254 	__u16 padding;
1255 };
1256 
1257 #define KVM_MAX_MSIX_PER_DEV		256
1258 struct kvm_assigned_msix_entry {
1259 	__u32 assigned_dev_id;
1260 	__u32 gsi;
1261 	__u16 entry; /* The index of entry in the MSI-X table */
1262 	__u16 padding[3];
1263 };
1264 
1265 #endif /* __LINUX_KVM_H */
1266