• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef __LINUX_KVM_H
3 #define __LINUX_KVM_H
4 
5 /*
6  * Userspace interface for /dev/kvm - kernel based virtual machine
7  *
8  * Note: you must update KVM_API_VERSION if you change this interface.
9  */
10 
11 #include <linux/types.h>
12 #include <linux/compiler.h>
13 #include <linux/ioctl.h>
14 #include <asm/kvm.h>
15 
16 #define KVM_API_VERSION 12
17 
18 /* *** Deprecated interfaces *** */
19 
20 #define KVM_TRC_SHIFT           16
21 
22 #define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
23 #define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1))
24 
25 #define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
26 #define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
27 #define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)
28 
29 #define KVM_TRC_HEAD_SIZE       12
30 #define KVM_TRC_CYCLE_SIZE      8
31 #define KVM_TRC_EXTRA_MAX       7
32 
33 #define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
34 #define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
35 #define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
36 #define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
37 #define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
38 #define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
39 #define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
40 #define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
41 #define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
42 #define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
43 #define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
44 #define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
45 #define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
46 #define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
47 #define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
48 #define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
49 #define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
50 #define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
51 #define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
52 #define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
53 #define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
54 #define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
55 #define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
56 #define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)
57 
58 struct kvm_user_trace_setup {
59 	__u32 buf_size;
60 	__u32 buf_nr;
61 };
62 
63 #define __KVM_DEPRECATED_MAIN_W_0x06 \
64 	_IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
65 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
66 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
67 
68 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
69 
70 struct kvm_breakpoint {
71 	__u32 enabled;
72 	__u32 padding;
73 	__u64 address;
74 };
75 
76 struct kvm_debug_guest {
77 	__u32 enabled;
78 	__u32 pad;
79 	struct kvm_breakpoint breakpoints[4];
80 	__u32 singlestep;
81 };
82 
83 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
84 
85 /* *** End of deprecated interfaces *** */
86 
87 
88 /* for KVM_CREATE_MEMORY_REGION */
89 struct kvm_memory_region {
90 	__u32 slot;
91 	__u32 flags;
92 	__u64 guest_phys_addr;
93 	__u64 memory_size; /* bytes */
94 };
95 
96 /* for KVM_SET_USER_MEMORY_REGION */
97 struct kvm_userspace_memory_region {
98 	__u32 slot;
99 	__u32 flags;
100 	__u64 guest_phys_addr;
101 	__u64 memory_size; /* bytes */
102 	__u64 userspace_addr; /* start of the userspace allocated memory */
103 };
104 
105 /*
106  * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
107  * other bits are reserved for kvm internal use which are defined in
108  * include/linux/kvm_host.h.
109  */
110 #define KVM_MEM_LOG_DIRTY_PAGES	(1UL << 0)
111 #define KVM_MEM_READONLY	(1UL << 1)
112 
113 /* for KVM_IRQ_LINE */
114 struct kvm_irq_level {
115 	/*
116 	 * ACPI gsi notion of irq.
117 	 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
118 	 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
119 	 * For ARM: See Documentation/virt/kvm/api.txt
120 	 */
121 	union {
122 		__u32 irq;
123 		__s32 status;
124 	};
125 	__u32 level;
126 };
127 
128 
129 struct kvm_irqchip {
130 	__u32 chip_id;
131 	__u32 pad;
132         union {
133 		char dummy[512];  /* reserving space */
134 #ifdef __KVM_HAVE_PIT
135 		struct kvm_pic_state pic;
136 #endif
137 #ifdef __KVM_HAVE_IOAPIC
138 		struct kvm_ioapic_state ioapic;
139 #endif
140 	} chip;
141 };
142 
143 /* for KVM_CREATE_PIT2 */
144 struct kvm_pit_config {
145 	__u32 flags;
146 	__u32 pad[15];
147 };
148 
149 #define KVM_PIT_SPEAKER_DUMMY     1
150 
151 struct kvm_s390_skeys {
152 	__u64 start_gfn;
153 	__u64 count;
154 	__u64 skeydata_addr;
155 	__u32 flags;
156 	__u32 reserved[9];
157 };
158 
159 #define KVM_S390_CMMA_PEEK (1 << 0)
160 
161 /**
162  * kvm_s390_cmma_log - Used for CMMA migration.
163  *
164  * Used both for input and output.
165  *
166  * @start_gfn: Guest page number to start from.
167  * @count: Size of the result buffer.
168  * @flags: Control operation mode via KVM_S390_CMMA_* flags
169  * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
170  *             pages are still remaining.
171  * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
172  *        in the PGSTE.
173  * @values: Pointer to the values buffer.
174  *
175  * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
176  */
177 struct kvm_s390_cmma_log {
178 	__u64 start_gfn;
179 	__u32 count;
180 	__u32 flags;
181 	union {
182 		__u64 remaining;
183 		__u64 mask;
184 	};
185 	__u64 values;
186 };
187 
188 struct kvm_hyperv_exit {
189 #define KVM_EXIT_HYPERV_SYNIC          1
190 #define KVM_EXIT_HYPERV_HCALL          2
191 	__u32 type;
192 	__u32 pad1;
193 	union {
194 		struct {
195 			__u32 msr;
196 			__u32 pad2;
197 			__u64 control;
198 			__u64 evt_page;
199 			__u64 msg_page;
200 		} synic;
201 		struct {
202 			__u64 input;
203 			__u64 result;
204 			__u64 params[2];
205 		} hcall;
206 	} u;
207 };
208 
209 #define KVM_S390_GET_SKEYS_NONE   1
210 #define KVM_S390_SKEYS_MAX        1048576
211 
212 #define KVM_EXIT_UNKNOWN          0
213 #define KVM_EXIT_EXCEPTION        1
214 #define KVM_EXIT_IO               2
215 #define KVM_EXIT_HYPERCALL        3
216 #define KVM_EXIT_DEBUG            4
217 #define KVM_EXIT_HLT              5
218 #define KVM_EXIT_MMIO             6
219 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
220 #define KVM_EXIT_SHUTDOWN         8
221 #define KVM_EXIT_FAIL_ENTRY       9
222 #define KVM_EXIT_INTR             10
223 #define KVM_EXIT_SET_TPR          11
224 #define KVM_EXIT_TPR_ACCESS       12
225 #define KVM_EXIT_S390_SIEIC       13
226 #define KVM_EXIT_S390_RESET       14
227 #define KVM_EXIT_DCR              15 /* deprecated */
228 #define KVM_EXIT_NMI              16
229 #define KVM_EXIT_INTERNAL_ERROR   17
230 #define KVM_EXIT_OSI              18
231 #define KVM_EXIT_PAPR_HCALL	  19
232 #define KVM_EXIT_S390_UCONTROL	  20
233 #define KVM_EXIT_WATCHDOG         21
234 #define KVM_EXIT_S390_TSCH        22
235 #define KVM_EXIT_EPR              23
236 #define KVM_EXIT_SYSTEM_EVENT     24
237 #define KVM_EXIT_S390_STSI        25
238 #define KVM_EXIT_IOAPIC_EOI       26
239 #define KVM_EXIT_HYPERV           27
240 
241 /* For KVM_EXIT_INTERNAL_ERROR */
242 /* Emulate instruction failed. */
243 #define KVM_INTERNAL_ERROR_EMULATION	1
244 /* Encounter unexpected simultaneous exceptions. */
245 #define KVM_INTERNAL_ERROR_SIMUL_EX	2
246 /* Encounter unexpected vm-exit due to delivery event. */
247 #define KVM_INTERNAL_ERROR_DELIVERY_EV	3
248 /* Encounter unexpected vm-exit reason */
249 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON	4
250 
251 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
252 struct kvm_run {
253 	/* in */
254 	__u8 request_interrupt_window;
255 	__u8 immediate_exit;
256 	__u8 padding1[6];
257 
258 	/* out */
259 	__u32 exit_reason;
260 	__u8 ready_for_interrupt_injection;
261 	__u8 if_flag;
262 	__u16 flags;
263 
264 	/* in (pre_kvm_run), out (post_kvm_run) */
265 	__u64 cr8;
266 	__u64 apic_base;
267 
268 #ifdef __KVM_S390
269 	/* the processor status word for s390 */
270 	__u64 psw_mask; /* psw upper half */
271 	__u64 psw_addr; /* psw lower half */
272 #endif
273 	union {
274 		/* KVM_EXIT_UNKNOWN */
275 		struct {
276 			__u64 hardware_exit_reason;
277 		} hw;
278 		/* KVM_EXIT_FAIL_ENTRY */
279 		struct {
280 			__u64 hardware_entry_failure_reason;
281 		} fail_entry;
282 		/* KVM_EXIT_EXCEPTION */
283 		struct {
284 			__u32 exception;
285 			__u32 error_code;
286 		} ex;
287 		/* KVM_EXIT_IO */
288 		struct {
289 #define KVM_EXIT_IO_IN  0
290 #define KVM_EXIT_IO_OUT 1
291 			__u8 direction;
292 			__u8 size; /* bytes */
293 			__u16 port;
294 			__u32 count;
295 			__u64 data_offset; /* relative to kvm_run start */
296 		} io;
297 		/* KVM_EXIT_DEBUG */
298 		struct {
299 			struct kvm_debug_exit_arch arch;
300 		} debug;
301 		/* KVM_EXIT_MMIO */
302 		struct {
303 			__u64 phys_addr;
304 			__u8  data[8];
305 			__u32 len;
306 			__u8  is_write;
307 		} mmio;
308 		/* KVM_EXIT_HYPERCALL */
309 		struct {
310 			__u64 nr;
311 			__u64 args[6];
312 			__u64 ret;
313 			__u32 longmode;
314 			__u32 pad;
315 		} hypercall;
316 		/* KVM_EXIT_TPR_ACCESS */
317 		struct {
318 			__u64 rip;
319 			__u32 is_write;
320 			__u32 pad;
321 		} tpr_access;
322 		/* KVM_EXIT_S390_SIEIC */
323 		struct {
324 			__u8 icptcode;
325 			__u16 ipa;
326 			__u32 ipb;
327 		} s390_sieic;
328 		/* KVM_EXIT_S390_RESET */
329 #define KVM_S390_RESET_POR       1
330 #define KVM_S390_RESET_CLEAR     2
331 #define KVM_S390_RESET_SUBSYSTEM 4
332 #define KVM_S390_RESET_CPU_INIT  8
333 #define KVM_S390_RESET_IPL       16
334 		__u64 s390_reset_flags;
335 		/* KVM_EXIT_S390_UCONTROL */
336 		struct {
337 			__u64 trans_exc_code;
338 			__u32 pgm_code;
339 		} s390_ucontrol;
340 		/* KVM_EXIT_DCR (deprecated) */
341 		struct {
342 			__u32 dcrn;
343 			__u32 data;
344 			__u8  is_write;
345 		} dcr;
346 		/* KVM_EXIT_INTERNAL_ERROR */
347 		struct {
348 			__u32 suberror;
349 			/* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
350 			__u32 ndata;
351 			__u64 data[16];
352 		} internal;
353 		/* KVM_EXIT_OSI */
354 		struct {
355 			__u64 gprs[32];
356 		} osi;
357 		/* KVM_EXIT_PAPR_HCALL */
358 		struct {
359 			__u64 nr;
360 			__u64 ret;
361 			__u64 args[9];
362 		} papr_hcall;
363 		/* KVM_EXIT_S390_TSCH */
364 		struct {
365 			__u16 subchannel_id;
366 			__u16 subchannel_nr;
367 			__u32 io_int_parm;
368 			__u32 io_int_word;
369 			__u32 ipb;
370 			__u8 dequeued;
371 		} s390_tsch;
372 		/* KVM_EXIT_EPR */
373 		struct {
374 			__u32 epr;
375 		} epr;
376 		/* KVM_EXIT_SYSTEM_EVENT */
377 		struct {
378 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
379 #define KVM_SYSTEM_EVENT_RESET          2
380 #define KVM_SYSTEM_EVENT_CRASH          3
381 			__u32 type;
382 			__u64 flags;
383 		} system_event;
384 		/* KVM_EXIT_S390_STSI */
385 		struct {
386 			__u64 addr;
387 			__u8 ar;
388 			__u8 reserved;
389 			__u8 fc;
390 			__u8 sel1;
391 			__u16 sel2;
392 		} s390_stsi;
393 		/* KVM_EXIT_IOAPIC_EOI */
394 		struct {
395 			__u8 vector;
396 		} eoi;
397 		/* KVM_EXIT_HYPERV */
398 		struct kvm_hyperv_exit hyperv;
399 		/* Fix the size of the union. */
400 		char padding[256];
401 	};
402 
403 	/* 2048 is the size of the char array used to bound/pad the size
404 	 * of the union that holds sync regs.
405 	 */
406 	#define SYNC_REGS_SIZE_BYTES 2048
407 	/*
408 	 * shared registers between kvm and userspace.
409 	 * kvm_valid_regs specifies the register classes set by the host
410 	 * kvm_dirty_regs specified the register classes dirtied by userspace
411 	 * struct kvm_sync_regs is architecture specific, as well as the
412 	 * bits for kvm_valid_regs and kvm_dirty_regs
413 	 */
414 	__u64 kvm_valid_regs;
415 	__u64 kvm_dirty_regs;
416 	union {
417 		struct kvm_sync_regs regs;
418 		char padding[SYNC_REGS_SIZE_BYTES];
419 	} s;
420 };
421 
422 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
423 
424 struct kvm_coalesced_mmio_zone {
425 	__u64 addr;
426 	__u32 size;
427 	union {
428 		__u32 pad;
429 		__u32 pio;
430 	};
431 };
432 
433 struct kvm_coalesced_mmio {
434 	__u64 phys_addr;
435 	__u32 len;
436 	union {
437 		__u32 pad;
438 		__u32 pio;
439 	};
440 	__u8  data[8];
441 };
442 
443 struct kvm_coalesced_mmio_ring {
444 	__u32 first, last;
445 	struct kvm_coalesced_mmio coalesced_mmio[0];
446 };
447 
448 #define KVM_COALESCED_MMIO_MAX \
449 	((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
450 	 sizeof(struct kvm_coalesced_mmio))
451 
452 /* for KVM_TRANSLATE */
453 struct kvm_translation {
454 	/* in */
455 	__u64 linear_address;
456 
457 	/* out */
458 	__u64 physical_address;
459 	__u8  valid;
460 	__u8  writeable;
461 	__u8  usermode;
462 	__u8  pad[5];
463 };
464 
465 /* for KVM_S390_MEM_OP */
466 struct kvm_s390_mem_op {
467 	/* in */
468 	__u64 gaddr;		/* the guest address */
469 	__u64 flags;		/* flags */
470 	__u32 size;		/* amount of bytes */
471 	__u32 op;		/* type of operation */
472 	__u64 buf;		/* buffer in userspace */
473 	__u8 ar;		/* the access register number */
474 	__u8 reserved[31];	/* should be set to 0 */
475 };
476 /* types for kvm_s390_mem_op->op */
477 #define KVM_S390_MEMOP_LOGICAL_READ	0
478 #define KVM_S390_MEMOP_LOGICAL_WRITE	1
479 /* flags for kvm_s390_mem_op->flags */
480 #define KVM_S390_MEMOP_F_CHECK_ONLY		(1ULL << 0)
481 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION	(1ULL << 1)
482 
483 /* for KVM_INTERRUPT */
484 struct kvm_interrupt {
485 	/* in */
486 	__u32 irq;
487 };
488 
489 /* for KVM_GET_DIRTY_LOG */
490 struct kvm_dirty_log {
491 	__u32 slot;
492 	__u32 padding1;
493 	union {
494 		void __user *dirty_bitmap; /* one bit per page */
495 		__u64 padding2;
496 	};
497 };
498 
499 /* for KVM_CLEAR_DIRTY_LOG */
500 struct kvm_clear_dirty_log {
501 	__u32 slot;
502 	__u32 num_pages;
503 	__u64 first_page;
504 	union {
505 		void __user *dirty_bitmap; /* one bit per page */
506 		__u64 padding2;
507 	};
508 };
509 
510 /* for KVM_SET_SIGNAL_MASK */
511 struct kvm_signal_mask {
512 	__u32 len;
513 	__u8  sigset[0];
514 };
515 
516 /* for KVM_TPR_ACCESS_REPORTING */
517 struct kvm_tpr_access_ctl {
518 	__u32 enabled;
519 	__u32 flags;
520 	__u32 reserved[8];
521 };
522 
523 /* for KVM_SET_VAPIC_ADDR */
524 struct kvm_vapic_addr {
525 	__u64 vapic_addr;
526 };
527 
528 /* for KVM_SET_MP_STATE */
529 
530 /* not all states are valid on all architectures */
531 #define KVM_MP_STATE_RUNNABLE          0
532 #define KVM_MP_STATE_UNINITIALIZED     1
533 #define KVM_MP_STATE_INIT_RECEIVED     2
534 #define KVM_MP_STATE_HALTED            3
535 #define KVM_MP_STATE_SIPI_RECEIVED     4
536 #define KVM_MP_STATE_STOPPED           5
537 #define KVM_MP_STATE_CHECK_STOP        6
538 #define KVM_MP_STATE_OPERATING         7
539 #define KVM_MP_STATE_LOAD              8
540 
541 struct kvm_mp_state {
542 	__u32 mp_state;
543 };
544 
545 struct kvm_s390_psw {
546 	__u64 mask;
547 	__u64 addr;
548 };
549 
550 /* valid values for type in kvm_s390_interrupt */
551 #define KVM_S390_SIGP_STOP		0xfffe0000u
552 #define KVM_S390_PROGRAM_INT		0xfffe0001u
553 #define KVM_S390_SIGP_SET_PREFIX	0xfffe0002u
554 #define KVM_S390_RESTART		0xfffe0003u
555 #define KVM_S390_INT_PFAULT_INIT	0xfffe0004u
556 #define KVM_S390_INT_PFAULT_DONE	0xfffe0005u
557 #define KVM_S390_MCHK			0xfffe1000u
558 #define KVM_S390_INT_CLOCK_COMP		0xffff1004u
559 #define KVM_S390_INT_CPU_TIMER		0xffff1005u
560 #define KVM_S390_INT_VIRTIO		0xffff2603u
561 #define KVM_S390_INT_SERVICE		0xffff2401u
562 #define KVM_S390_INT_EMERGENCY		0xffff1201u
563 #define KVM_S390_INT_EXTERNAL_CALL	0xffff1202u
564 /* Anything below 0xfffe0000u is taken by INT_IO */
565 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
566 	(((schid)) |			       \
567 	 ((ssid) << 16) |		       \
568 	 ((cssid) << 18) |		       \
569 	 ((ai) << 26))
570 #define KVM_S390_INT_IO_MIN		0x00000000u
571 #define KVM_S390_INT_IO_MAX		0xfffdffffu
572 #define KVM_S390_INT_IO_AI_MASK		0x04000000u
573 
574 
575 struct kvm_s390_interrupt {
576 	__u32 type;
577 	__u32 parm;
578 	__u64 parm64;
579 };
580 
581 struct kvm_s390_io_info {
582 	__u16 subchannel_id;
583 	__u16 subchannel_nr;
584 	__u32 io_int_parm;
585 	__u32 io_int_word;
586 };
587 
588 struct kvm_s390_ext_info {
589 	__u32 ext_params;
590 	__u32 pad;
591 	__u64 ext_params2;
592 };
593 
594 struct kvm_s390_pgm_info {
595 	__u64 trans_exc_code;
596 	__u64 mon_code;
597 	__u64 per_address;
598 	__u32 data_exc_code;
599 	__u16 code;
600 	__u16 mon_class_nr;
601 	__u8 per_code;
602 	__u8 per_atmid;
603 	__u8 exc_access_id;
604 	__u8 per_access_id;
605 	__u8 op_access_id;
606 #define KVM_S390_PGM_FLAGS_ILC_VALID	0x01
607 #define KVM_S390_PGM_FLAGS_ILC_0	0x02
608 #define KVM_S390_PGM_FLAGS_ILC_1	0x04
609 #define KVM_S390_PGM_FLAGS_ILC_MASK	0x06
610 #define KVM_S390_PGM_FLAGS_NO_REWIND	0x08
611 	__u8 flags;
612 	__u8 pad[2];
613 };
614 
615 struct kvm_s390_prefix_info {
616 	__u32 address;
617 };
618 
619 struct kvm_s390_extcall_info {
620 	__u16 code;
621 };
622 
623 struct kvm_s390_emerg_info {
624 	__u16 code;
625 };
626 
627 #define KVM_S390_STOP_FLAG_STORE_STATUS	0x01
628 struct kvm_s390_stop_info {
629 	__u32 flags;
630 };
631 
632 struct kvm_s390_mchk_info {
633 	__u64 cr14;
634 	__u64 mcic;
635 	__u64 failing_storage_address;
636 	__u32 ext_damage_code;
637 	__u32 pad;
638 	__u8 fixed_logout[16];
639 };
640 
641 struct kvm_s390_irq {
642 	__u64 type;
643 	union {
644 		struct kvm_s390_io_info io;
645 		struct kvm_s390_ext_info ext;
646 		struct kvm_s390_pgm_info pgm;
647 		struct kvm_s390_emerg_info emerg;
648 		struct kvm_s390_extcall_info extcall;
649 		struct kvm_s390_prefix_info prefix;
650 		struct kvm_s390_stop_info stop;
651 		struct kvm_s390_mchk_info mchk;
652 		char reserved[64];
653 	} u;
654 };
655 
656 struct kvm_s390_irq_state {
657 	__u64 buf;
658 	__u32 flags;        /* will stay unused for compatibility reasons */
659 	__u32 len;
660 	__u32 reserved[4];  /* will stay unused for compatibility reasons */
661 };
662 
663 /* for KVM_SET_GUEST_DEBUG */
664 
665 #define KVM_GUESTDBG_ENABLE		0x00000001
666 #define KVM_GUESTDBG_SINGLESTEP		0x00000002
667 
668 struct kvm_guest_debug {
669 	__u32 control;
670 	__u32 pad;
671 	struct kvm_guest_debug_arch arch;
672 };
673 
674 enum {
675 	kvm_ioeventfd_flag_nr_datamatch,
676 	kvm_ioeventfd_flag_nr_pio,
677 	kvm_ioeventfd_flag_nr_deassign,
678 	kvm_ioeventfd_flag_nr_virtio_ccw_notify,
679 	kvm_ioeventfd_flag_nr_fast_mmio,
680 	kvm_ioeventfd_flag_nr_max,
681 };
682 
683 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
684 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
685 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
686 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
687 	(1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
688 
689 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
690 
691 struct kvm_ioeventfd {
692 	__u64 datamatch;
693 	__u64 addr;        /* legal pio/mmio address */
694 	__u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
695 	__s32 fd;
696 	__u32 flags;
697 	__u8  pad[36];
698 };
699 
700 #define KVM_X86_DISABLE_EXITS_MWAIT          (1 << 0)
701 #define KVM_X86_DISABLE_EXITS_HLT            (1 << 1)
702 #define KVM_X86_DISABLE_EXITS_PAUSE          (1 << 2)
703 #define KVM_X86_DISABLE_EXITS_CSTATE         (1 << 3)
704 #define KVM_X86_DISABLE_VALID_EXITS          (KVM_X86_DISABLE_EXITS_MWAIT | \
705                                               KVM_X86_DISABLE_EXITS_HLT | \
706                                               KVM_X86_DISABLE_EXITS_PAUSE | \
707                                               KVM_X86_DISABLE_EXITS_CSTATE)
708 
709 /* for KVM_ENABLE_CAP */
710 struct kvm_enable_cap {
711 	/* in */
712 	__u32 cap;
713 	__u32 flags;
714 	__u64 args[4];
715 	__u8  pad[64];
716 };
717 
718 /* for KVM_PPC_GET_PVINFO */
719 
720 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
721 
722 struct kvm_ppc_pvinfo {
723 	/* out */
724 	__u32 flags;
725 	__u32 hcall[4];
726 	__u8  pad[108];
727 };
728 
729 /* for KVM_PPC_GET_SMMU_INFO */
730 #define KVM_PPC_PAGE_SIZES_MAX_SZ	8
731 
732 struct kvm_ppc_one_page_size {
733 	__u32 page_shift;	/* Page shift (or 0) */
734 	__u32 pte_enc;		/* Encoding in the HPTE (>>12) */
735 };
736 
737 struct kvm_ppc_one_seg_page_size {
738 	__u32 page_shift;	/* Base page shift of segment (or 0) */
739 	__u32 slb_enc;		/* SLB encoding for BookS */
740 	struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
741 };
742 
743 #define KVM_PPC_PAGE_SIZES_REAL		0x00000001
744 #define KVM_PPC_1T_SEGMENTS		0x00000002
745 #define KVM_PPC_NO_HASH			0x00000004
746 
747 struct kvm_ppc_smmu_info {
748 	__u64 flags;
749 	__u32 slb_size;
750 	__u16 data_keys;	/* # storage keys supported for data */
751 	__u16 instr_keys;	/* # storage keys supported for instructions */
752 	struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
753 };
754 
755 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
756 struct kvm_ppc_resize_hpt {
757 	__u64 flags;
758 	__u32 shift;
759 	__u32 pad;
760 };
761 
762 #define KVMIO 0xAE
763 
764 /* machine type bits, to be used as argument to KVM_CREATE_VM */
765 #define KVM_VM_S390_UCONTROL	1
766 
767 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
768 #define KVM_VM_PPC_HV 1
769 #define KVM_VM_PPC_PR 2
770 
771 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */
772 #define KVM_VM_MIPS_AUTO	0
773 #define KVM_VM_MIPS_VZ		1
774 #define KVM_VM_MIPS_TE		2
775 
776 #define KVM_S390_SIE_PAGE_OFFSET 1
777 
778 /*
779  * On arm64, machine type can be used to request the physical
780  * address size for the VM. Bits[7-0] are reserved for the guest
781  * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
782  * value 0 implies the default IPA size, 40bits.
783  */
784 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK	0xffULL
785 #define KVM_VM_TYPE_ARM_IPA_SIZE(x)		\
786 	((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
787 /*
788  * ioctls for /dev/kvm fds:
789  */
790 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
791 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
792 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
793 
794 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
795 /*
796  * Check if a kvm extension is available.  Argument is extension number,
797  * return is 1 (yes) or 0 (no, sorry).
798  */
799 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
800 /*
801  * Get size for mmap(vcpu_fd)
802  */
803 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
804 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
805 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
806 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
807 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
808 #define KVM_GET_EMULATED_CPUID	  _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
809 #define KVM_GET_MSR_FEATURE_INDEX_LIST    _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
810 
811 /*
812  * Extension capability list.
813  */
814 #define KVM_CAP_IRQCHIP	  0
815 #define KVM_CAP_HLT	  1
816 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
817 #define KVM_CAP_USER_MEMORY 3
818 #define KVM_CAP_SET_TSS_ADDR 4
819 #define KVM_CAP_VAPIC 6
820 #define KVM_CAP_EXT_CPUID 7
821 #define KVM_CAP_CLOCKSOURCE 8
822 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
823 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
824 #define KVM_CAP_PIT 11
825 #define KVM_CAP_NOP_IO_DELAY 12
826 #define KVM_CAP_PV_MMU 13
827 #define KVM_CAP_MP_STATE 14
828 #define KVM_CAP_COALESCED_MMIO 15
829 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
830 #define KVM_CAP_IOMMU 18
831 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
832 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
833 #define KVM_CAP_USER_NMI 22
834 #ifdef __KVM_HAVE_GUEST_DEBUG
835 #define KVM_CAP_SET_GUEST_DEBUG 23
836 #endif
837 #ifdef __KVM_HAVE_PIT
838 #define KVM_CAP_REINJECT_CONTROL 24
839 #endif
840 #define KVM_CAP_IRQ_ROUTING 25
841 #define KVM_CAP_IRQ_INJECT_STATUS 26
842 #define KVM_CAP_ASSIGN_DEV_IRQ 29
843 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
844 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
845 #ifdef __KVM_HAVE_MCE
846 #define KVM_CAP_MCE 31
847 #endif
848 #define KVM_CAP_IRQFD 32
849 #ifdef __KVM_HAVE_PIT
850 #define KVM_CAP_PIT2 33
851 #endif
852 #define KVM_CAP_SET_BOOT_CPU_ID 34
853 #ifdef __KVM_HAVE_PIT_STATE2
854 #define KVM_CAP_PIT_STATE2 35
855 #endif
856 #define KVM_CAP_IOEVENTFD 36
857 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
858 #ifdef __KVM_HAVE_XEN_HVM
859 #define KVM_CAP_XEN_HVM 38
860 #endif
861 #define KVM_CAP_ADJUST_CLOCK 39
862 #define KVM_CAP_INTERNAL_ERROR_DATA 40
863 #ifdef __KVM_HAVE_VCPU_EVENTS
864 #define KVM_CAP_VCPU_EVENTS 41
865 #endif
866 #define KVM_CAP_S390_PSW 42
867 #define KVM_CAP_PPC_SEGSTATE 43
868 #define KVM_CAP_HYPERV 44
869 #define KVM_CAP_HYPERV_VAPIC 45
870 #define KVM_CAP_HYPERV_SPIN 46
871 #define KVM_CAP_PCI_SEGMENT 47
872 #define KVM_CAP_PPC_PAIRED_SINGLES 48
873 #define KVM_CAP_INTR_SHADOW 49
874 #ifdef __KVM_HAVE_DEBUGREGS
875 #define KVM_CAP_DEBUGREGS 50
876 #endif
877 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
878 #define KVM_CAP_PPC_OSI 52
879 #define KVM_CAP_PPC_UNSET_IRQ 53
880 #define KVM_CAP_ENABLE_CAP 54
881 #ifdef __KVM_HAVE_XSAVE
882 #define KVM_CAP_XSAVE 55
883 #endif
884 #ifdef __KVM_HAVE_XCRS
885 #define KVM_CAP_XCRS 56
886 #endif
887 #define KVM_CAP_PPC_GET_PVINFO 57
888 #define KVM_CAP_PPC_IRQ_LEVEL 58
889 #define KVM_CAP_ASYNC_PF 59
890 #define KVM_CAP_TSC_CONTROL 60
891 #define KVM_CAP_GET_TSC_KHZ 61
892 #define KVM_CAP_PPC_BOOKE_SREGS 62
893 #define KVM_CAP_SPAPR_TCE 63
894 #define KVM_CAP_PPC_SMT 64
895 #define KVM_CAP_PPC_RMA	65
896 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
897 #define KVM_CAP_PPC_HIOR 67
898 #define KVM_CAP_PPC_PAPR 68
899 #define KVM_CAP_SW_TLB 69
900 #define KVM_CAP_ONE_REG 70
901 #define KVM_CAP_S390_GMAP 71
902 #define KVM_CAP_TSC_DEADLINE_TIMER 72
903 #define KVM_CAP_S390_UCONTROL 73
904 #define KVM_CAP_SYNC_REGS 74
905 #define KVM_CAP_PCI_2_3 75
906 #define KVM_CAP_KVMCLOCK_CTRL 76
907 #define KVM_CAP_SIGNAL_MSI 77
908 #define KVM_CAP_PPC_GET_SMMU_INFO 78
909 #define KVM_CAP_S390_COW 79
910 #define KVM_CAP_PPC_ALLOC_HTAB 80
911 #define KVM_CAP_READONLY_MEM 81
912 #define KVM_CAP_IRQFD_RESAMPLE 82
913 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
914 #define KVM_CAP_PPC_HTAB_FD 84
915 #define KVM_CAP_S390_CSS_SUPPORT 85
916 #define KVM_CAP_PPC_EPR 86
917 #define KVM_CAP_ARM_PSCI 87
918 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
919 #define KVM_CAP_DEVICE_CTRL 89
920 #define KVM_CAP_IRQ_MPIC 90
921 #define KVM_CAP_PPC_RTAS 91
922 #define KVM_CAP_IRQ_XICS 92
923 #define KVM_CAP_ARM_EL1_32BIT 93
924 #define KVM_CAP_SPAPR_MULTITCE 94
925 #define KVM_CAP_EXT_EMUL_CPUID 95
926 #define KVM_CAP_HYPERV_TIME 96
927 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
928 #define KVM_CAP_ENABLE_CAP_VM 98
929 #define KVM_CAP_S390_IRQCHIP 99
930 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
931 #define KVM_CAP_VM_ATTRIBUTES 101
932 #define KVM_CAP_ARM_PSCI_0_2 102
933 #define KVM_CAP_PPC_FIXUP_HCALL 103
934 #define KVM_CAP_PPC_ENABLE_HCALL 104
935 #define KVM_CAP_CHECK_EXTENSION_VM 105
936 #define KVM_CAP_S390_USER_SIGP 106
937 #define KVM_CAP_S390_VECTOR_REGISTERS 107
938 #define KVM_CAP_S390_MEM_OP 108
939 #define KVM_CAP_S390_USER_STSI 109
940 #define KVM_CAP_S390_SKEYS 110
941 #define KVM_CAP_MIPS_FPU 111
942 #define KVM_CAP_MIPS_MSA 112
943 #define KVM_CAP_S390_INJECT_IRQ 113
944 #define KVM_CAP_S390_IRQ_STATE 114
945 #define KVM_CAP_PPC_HWRNG 115
946 #define KVM_CAP_DISABLE_QUIRKS 116
947 #define KVM_CAP_X86_SMM 117
948 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
949 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
950 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
951 #define KVM_CAP_SPLIT_IRQCHIP 121
952 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
953 #define KVM_CAP_HYPERV_SYNIC 123
954 #define KVM_CAP_S390_RI 124
955 #define KVM_CAP_SPAPR_TCE_64 125
956 #define KVM_CAP_ARM_PMU_V3 126
957 #define KVM_CAP_VCPU_ATTRIBUTES 127
958 #define KVM_CAP_MAX_VCPU_ID 128
959 #define KVM_CAP_X2APIC_API 129
960 #define KVM_CAP_S390_USER_INSTR0 130
961 #define KVM_CAP_MSI_DEVID 131
962 #define KVM_CAP_PPC_HTM 132
963 #define KVM_CAP_SPAPR_RESIZE_HPT 133
964 #define KVM_CAP_PPC_MMU_RADIX 134
965 #define KVM_CAP_PPC_MMU_HASH_V3 135
966 #define KVM_CAP_IMMEDIATE_EXIT 136
967 #define KVM_CAP_MIPS_VZ 137
968 #define KVM_CAP_MIPS_TE 138
969 #define KVM_CAP_MIPS_64BIT 139
970 #define KVM_CAP_S390_GS 140
971 #define KVM_CAP_S390_AIS 141
972 #define KVM_CAP_SPAPR_TCE_VFIO 142
973 #define KVM_CAP_X86_DISABLE_EXITS 143
974 #define KVM_CAP_ARM_USER_IRQ 144
975 #define KVM_CAP_S390_CMMA_MIGRATION 145
976 #define KVM_CAP_PPC_FWNMI 146
977 #define KVM_CAP_PPC_SMT_POSSIBLE 147
978 #define KVM_CAP_HYPERV_SYNIC2 148
979 #define KVM_CAP_HYPERV_VP_INDEX 149
980 #define KVM_CAP_S390_AIS_MIGRATION 150
981 #define KVM_CAP_PPC_GET_CPU_CHAR 151
982 #define KVM_CAP_S390_BPB 152
983 #define KVM_CAP_GET_MSR_FEATURES 153
984 #define KVM_CAP_HYPERV_EVENTFD 154
985 #define KVM_CAP_HYPERV_TLBFLUSH 155
986 #define KVM_CAP_S390_HPAGE_1M 156
987 #define KVM_CAP_NESTED_STATE 157
988 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158
989 #define KVM_CAP_MSR_PLATFORM_INFO 159
990 #define KVM_CAP_PPC_NESTED_HV 160
991 #define KVM_CAP_HYPERV_SEND_IPI 161
992 #define KVM_CAP_COALESCED_PIO 162
993 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
994 #define KVM_CAP_EXCEPTION_PAYLOAD 164
995 #define KVM_CAP_ARM_VM_IPA_SIZE 165
996 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
997 #define KVM_CAP_HYPERV_CPUID 167
998 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
999 #define KVM_CAP_PPC_IRQ_XIVE 169
1000 #define KVM_CAP_ARM_SVE 170
1001 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
1002 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172
1003 #define KVM_CAP_PMU_EVENT_FILTER 173
1004 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
1005 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
1006 
1007 #ifdef KVM_CAP_IRQ_ROUTING
1008 
1009 struct kvm_irq_routing_irqchip {
1010 	__u32 irqchip;
1011 	__u32 pin;
1012 };
1013 
1014 struct kvm_irq_routing_msi {
1015 	__u32 address_lo;
1016 	__u32 address_hi;
1017 	__u32 data;
1018 	union {
1019 		__u32 pad;
1020 		__u32 devid;
1021 	};
1022 };
1023 
1024 struct kvm_irq_routing_s390_adapter {
1025 	__u64 ind_addr;
1026 	__u64 summary_addr;
1027 	__u64 ind_offset;
1028 	__u32 summary_offset;
1029 	__u32 adapter_id;
1030 };
1031 
1032 struct kvm_irq_routing_hv_sint {
1033 	__u32 vcpu;
1034 	__u32 sint;
1035 };
1036 
1037 /* gsi routing entry types */
1038 #define KVM_IRQ_ROUTING_IRQCHIP 1
1039 #define KVM_IRQ_ROUTING_MSI 2
1040 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
1041 #define KVM_IRQ_ROUTING_HV_SINT 4
1042 
1043 struct kvm_irq_routing_entry {
1044 	__u32 gsi;
1045 	__u32 type;
1046 	__u32 flags;
1047 	__u32 pad;
1048 	union {
1049 		struct kvm_irq_routing_irqchip irqchip;
1050 		struct kvm_irq_routing_msi msi;
1051 		struct kvm_irq_routing_s390_adapter adapter;
1052 		struct kvm_irq_routing_hv_sint hv_sint;
1053 		__u32 pad[8];
1054 	} u;
1055 };
1056 
1057 struct kvm_irq_routing {
1058 	__u32 nr;
1059 	__u32 flags;
1060 	struct kvm_irq_routing_entry entries[0];
1061 };
1062 
1063 #endif
1064 
1065 #ifdef KVM_CAP_MCE
1066 /* x86 MCE */
1067 struct kvm_x86_mce {
1068 	__u64 status;
1069 	__u64 addr;
1070 	__u64 misc;
1071 	__u64 mcg_status;
1072 	__u8 bank;
1073 	__u8 pad1[7];
1074 	__u64 pad2[3];
1075 };
1076 #endif
1077 
1078 #ifdef KVM_CAP_XEN_HVM
1079 struct kvm_xen_hvm_config {
1080 	__u32 flags;
1081 	__u32 msr;
1082 	__u64 blob_addr_32;
1083 	__u64 blob_addr_64;
1084 	__u8 blob_size_32;
1085 	__u8 blob_size_64;
1086 	__u8 pad2[30];
1087 };
1088 #endif
1089 
1090 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1091 /*
1092  * Available with KVM_CAP_IRQFD_RESAMPLE
1093  *
1094  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1095  * the irqfd to operate in resampling mode for level triggered interrupt
1096  * emulation.  See Documentation/virt/kvm/api.txt.
1097  */
1098 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1099 
1100 struct kvm_irqfd {
1101 	__u32 fd;
1102 	__u32 gsi;
1103 	__u32 flags;
1104 	__u32 resamplefd;
1105 	__u8  pad[16];
1106 };
1107 
1108 /* For KVM_CAP_ADJUST_CLOCK */
1109 
1110 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags.  */
1111 #define KVM_CLOCK_TSC_STABLE		2
1112 
1113 struct kvm_clock_data {
1114 	__u64 clock;
1115 	__u32 flags;
1116 	__u32 pad[9];
1117 };
1118 
1119 /* For KVM_CAP_SW_TLB */
1120 
1121 #define KVM_MMU_FSL_BOOKE_NOHV		0
1122 #define KVM_MMU_FSL_BOOKE_HV		1
1123 
1124 struct kvm_config_tlb {
1125 	__u64 params;
1126 	__u64 array;
1127 	__u32 mmu_type;
1128 	__u32 array_len;
1129 };
1130 
1131 struct kvm_dirty_tlb {
1132 	__u64 bitmap;
1133 	__u32 num_dirty;
1134 };
1135 
1136 /* Available with KVM_CAP_ONE_REG */
1137 
1138 #define KVM_REG_ARCH_MASK	0xff00000000000000ULL
1139 #define KVM_REG_GENERIC		0x0000000000000000ULL
1140 
1141 /*
1142  * Architecture specific registers are to be defined in arch headers and
1143  * ORed with the arch identifier.
1144  */
1145 #define KVM_REG_PPC		0x1000000000000000ULL
1146 #define KVM_REG_X86		0x2000000000000000ULL
1147 #define KVM_REG_IA64		0x3000000000000000ULL
1148 #define KVM_REG_ARM		0x4000000000000000ULL
1149 #define KVM_REG_S390		0x5000000000000000ULL
1150 #define KVM_REG_ARM64		0x6000000000000000ULL
1151 #define KVM_REG_MIPS		0x7000000000000000ULL
1152 #define KVM_REG_RISCV		0x8000000000000000ULL
1153 
1154 #define KVM_REG_SIZE_SHIFT	52
1155 #define KVM_REG_SIZE_MASK	0x00f0000000000000ULL
1156 #define KVM_REG_SIZE_U8		0x0000000000000000ULL
1157 #define KVM_REG_SIZE_U16	0x0010000000000000ULL
1158 #define KVM_REG_SIZE_U32	0x0020000000000000ULL
1159 #define KVM_REG_SIZE_U64	0x0030000000000000ULL
1160 #define KVM_REG_SIZE_U128	0x0040000000000000ULL
1161 #define KVM_REG_SIZE_U256	0x0050000000000000ULL
1162 #define KVM_REG_SIZE_U512	0x0060000000000000ULL
1163 #define KVM_REG_SIZE_U1024	0x0070000000000000ULL
1164 #define KVM_REG_SIZE_U2048	0x0080000000000000ULL
1165 
1166 struct kvm_reg_list {
1167 	__u64 n; /* number of regs */
1168 	__u64 reg[0];
1169 };
1170 
1171 struct kvm_one_reg {
1172 	__u64 id;
1173 	__u64 addr;
1174 };
1175 
1176 #define KVM_MSI_VALID_DEVID	(1U << 0)
1177 struct kvm_msi {
1178 	__u32 address_lo;
1179 	__u32 address_hi;
1180 	__u32 data;
1181 	__u32 flags;
1182 	__u32 devid;
1183 	__u8  pad[12];
1184 };
1185 
1186 struct kvm_arm_device_addr {
1187 	__u64 id;
1188 	__u64 addr;
1189 };
1190 
1191 /*
1192  * Device control API, available with KVM_CAP_DEVICE_CTRL
1193  */
1194 #define KVM_CREATE_DEVICE_TEST		1
1195 
1196 struct kvm_create_device {
1197 	__u32	type;	/* in: KVM_DEV_TYPE_xxx */
1198 	__u32	fd;	/* out: device handle */
1199 	__u32	flags;	/* in: KVM_CREATE_DEVICE_xxx */
1200 };
1201 
1202 struct kvm_device_attr {
1203 	__u32	flags;		/* no flags currently defined */
1204 	__u32	group;		/* device-defined */
1205 	__u64	attr;		/* group-defined */
1206 	__u64	addr;		/* userspace address of attr data */
1207 };
1208 
1209 #define  KVM_DEV_VFIO_GROUP			1
1210 #define   KVM_DEV_VFIO_GROUP_ADD			1
1211 #define   KVM_DEV_VFIO_GROUP_DEL			2
1212 #define   KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE		3
1213 
1214 enum kvm_device_type {
1215 	KVM_DEV_TYPE_FSL_MPIC_20	= 1,
1216 #define KVM_DEV_TYPE_FSL_MPIC_20	KVM_DEV_TYPE_FSL_MPIC_20
1217 	KVM_DEV_TYPE_FSL_MPIC_42,
1218 #define KVM_DEV_TYPE_FSL_MPIC_42	KVM_DEV_TYPE_FSL_MPIC_42
1219 	KVM_DEV_TYPE_XICS,
1220 #define KVM_DEV_TYPE_XICS		KVM_DEV_TYPE_XICS
1221 	KVM_DEV_TYPE_VFIO,
1222 #define KVM_DEV_TYPE_VFIO		KVM_DEV_TYPE_VFIO
1223 	KVM_DEV_TYPE_ARM_VGIC_V2,
1224 #define KVM_DEV_TYPE_ARM_VGIC_V2	KVM_DEV_TYPE_ARM_VGIC_V2
1225 	KVM_DEV_TYPE_FLIC,
1226 #define KVM_DEV_TYPE_FLIC		KVM_DEV_TYPE_FLIC
1227 	KVM_DEV_TYPE_ARM_VGIC_V3,
1228 #define KVM_DEV_TYPE_ARM_VGIC_V3	KVM_DEV_TYPE_ARM_VGIC_V3
1229 	KVM_DEV_TYPE_ARM_VGIC_ITS,
1230 #define KVM_DEV_TYPE_ARM_VGIC_ITS	KVM_DEV_TYPE_ARM_VGIC_ITS
1231 	KVM_DEV_TYPE_XIVE,
1232 #define KVM_DEV_TYPE_XIVE		KVM_DEV_TYPE_XIVE
1233 	KVM_DEV_TYPE_MAX,
1234 };
1235 
1236 struct kvm_vfio_spapr_tce {
1237 	__s32	groupfd;
1238 	__s32	tablefd;
1239 };
1240 
1241 /*
1242  * ioctls for VM fds
1243  */
1244 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
1245 /*
1246  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1247  * a vcpu fd.
1248  */
1249 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1250 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1251 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1252 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
1253 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1254 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
1255 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1256 					struct kvm_userspace_memory_region)
1257 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1258 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1259 
1260 /* enable ucontrol for s390 */
1261 struct kvm_s390_ucas_mapping {
1262 	__u64 user_addr;
1263 	__u64 vcpu_addr;
1264 	__u64 length;
1265 };
1266 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1267 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1268 #define KVM_S390_VCPU_FAULT	 _IOW(KVMIO, 0x52, unsigned long)
1269 
1270 /* Device model IOC */
1271 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1272 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1273 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1274 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1275 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1276 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1277 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1278 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1279 #define KVM_REGISTER_COALESCED_MMIO \
1280 			_IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1281 #define KVM_UNREGISTER_COALESCED_MMIO \
1282 			_IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1283 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1284 				       struct kvm_assigned_pci_dev)
1285 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1286 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1287 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1288 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1289 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1290 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1291 				       struct kvm_assigned_pci_dev)
1292 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1293 				       struct kvm_assigned_msix_nr)
1294 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1295 				       struct kvm_assigned_msix_entry)
1296 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1297 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1298 #define KVM_CREATE_PIT2		  _IOW(KVMIO,  0x77, struct kvm_pit_config)
1299 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1300 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1301 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1302 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1303 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1304 /* Available with KVM_CAP_PIT_STATE2 */
1305 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1306 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1307 /* Available with KVM_CAP_PPC_GET_PVINFO */
1308 #define KVM_PPC_GET_PVINFO	  _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1309 /* Available with KVM_CAP_TSC_CONTROL */
1310 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1311 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1312 /* Available with KVM_CAP_PCI_2_3 */
1313 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1314 				       struct kvm_assigned_pci_dev)
1315 /* Available with KVM_CAP_SIGNAL_MSI */
1316 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1317 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1318 #define KVM_PPC_GET_SMMU_INFO	  _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1319 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1320 #define KVM_PPC_ALLOCATE_HTAB	  _IOWR(KVMIO, 0xa7, __u32)
1321 #define KVM_CREATE_SPAPR_TCE	  _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1322 #define KVM_CREATE_SPAPR_TCE_64	  _IOW(KVMIO,  0xa8, \
1323 				       struct kvm_create_spapr_tce_64)
1324 /* Available with KVM_CAP_RMA */
1325 #define KVM_ALLOCATE_RMA	  _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1326 /* Available with KVM_CAP_PPC_HTAB_FD */
1327 #define KVM_PPC_GET_HTAB_FD	  _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1328 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1329 #define KVM_ARM_SET_DEVICE_ADDR	  _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1330 /* Available with KVM_CAP_PPC_RTAS */
1331 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1332 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1333 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1334 #define KVM_PPC_RESIZE_HPT_COMMIT  _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1335 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1336 #define KVM_PPC_CONFIGURE_V3_MMU  _IOW(KVMIO,  0xaf, struct kvm_ppc_mmuv3_cfg)
1337 /* Available with KVM_CAP_PPC_RADIX_MMU */
1338 #define KVM_PPC_GET_RMMU_INFO	  _IOW(KVMIO,  0xb0, struct kvm_ppc_rmmu_info)
1339 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1340 #define KVM_PPC_GET_CPU_CHAR	  _IOR(KVMIO,  0xb1, struct kvm_ppc_cpu_char)
1341 /* Available with KVM_CAP_PMU_EVENT_FILTER */
1342 #define KVM_SET_PMU_EVENT_FILTER  _IOW(KVMIO,  0xb2, struct kvm_pmu_event_filter)
1343 
1344 /* ioctl for vm fd */
1345 #define KVM_CREATE_DEVICE	  _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1346 
1347 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1348 #define KVM_SET_DEVICE_ATTR	  _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1349 #define KVM_GET_DEVICE_ATTR	  _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1350 #define KVM_HAS_DEVICE_ATTR	  _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1351 
1352 /*
1353  * ioctls for vcpu fds
1354  */
1355 #define KVM_RUN                   _IO(KVMIO,   0x80)
1356 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1357 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1358 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1359 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1360 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1361 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1362 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1363 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1364 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1365 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1366 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1367 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1368 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1369 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1370 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1371 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1372 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1373 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1374 /* Available with KVM_CAP_VAPIC */
1375 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1376 /* Available with KVM_CAP_VAPIC */
1377 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1378 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1379 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1380 /* store status for s390 */
1381 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1382 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1383 #define KVM_S390_STORE_STATUS	  _IOW(KVMIO,  0x95, unsigned long)
1384 /* initial ipl psw for s390 */
1385 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1386 /* initial reset for s390 */
1387 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1388 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1389 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1390 /* Available with KVM_CAP_USER_NMI */
1391 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1392 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1393 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1394 /* MCE for x86 */
1395 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1396 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1397 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1398 /* Available with KVM_CAP_VCPU_EVENTS */
1399 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1400 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1401 /* Available with KVM_CAP_DEBUGREGS */
1402 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1403 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1404 /*
1405  * vcpu version available with KVM_ENABLE_CAP
1406  * vm version available with KVM_CAP_ENABLE_CAP_VM
1407  */
1408 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1409 /* Available with KVM_CAP_XSAVE */
1410 #define KVM_GET_XSAVE		  _IOR(KVMIO,  0xa4, struct kvm_xsave)
1411 #define KVM_SET_XSAVE		  _IOW(KVMIO,  0xa5, struct kvm_xsave)
1412 /* Available with KVM_CAP_XCRS */
1413 #define KVM_GET_XCRS		  _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1414 #define KVM_SET_XCRS		  _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1415 /* Available with KVM_CAP_SW_TLB */
1416 #define KVM_DIRTY_TLB		  _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1417 /* Available with KVM_CAP_ONE_REG */
1418 #define KVM_GET_ONE_REG		  _IOW(KVMIO,  0xab, struct kvm_one_reg)
1419 #define KVM_SET_ONE_REG		  _IOW(KVMIO,  0xac, struct kvm_one_reg)
1420 /* VM is being stopped by host */
1421 #define KVM_KVMCLOCK_CTRL	  _IO(KVMIO,   0xad)
1422 #define KVM_ARM_VCPU_INIT	  _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1423 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1424 #define KVM_GET_REG_LIST	  _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1425 /* Available with KVM_CAP_S390_MEM_OP */
1426 #define KVM_S390_MEM_OP		  _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1427 /* Available with KVM_CAP_S390_SKEYS */
1428 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1429 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1430 /* Available with KVM_CAP_S390_INJECT_IRQ */
1431 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1432 /* Available with KVM_CAP_S390_IRQ_STATE */
1433 #define KVM_S390_SET_IRQ_STATE	  _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1434 #define KVM_S390_GET_IRQ_STATE	  _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1435 /* Available with KVM_CAP_X86_SMM */
1436 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1437 /* Available with KVM_CAP_S390_CMMA_MIGRATION */
1438 #define KVM_S390_GET_CMMA_BITS      _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1439 #define KVM_S390_SET_CMMA_BITS      _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1440 /* Memory Encryption Commands */
1441 #define KVM_MEMORY_ENCRYPT_OP      _IOWR(KVMIO, 0xba, unsigned long)
1442 
1443 struct kvm_enc_region {
1444 	__u64 addr;
1445 	__u64 size;
1446 };
1447 
1448 #define KVM_MEMORY_ENCRYPT_REG_REGION    _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1449 #define KVM_MEMORY_ENCRYPT_UNREG_REGION  _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1450 
1451 /* Available with KVM_CAP_HYPERV_EVENTFD */
1452 #define KVM_HYPERV_EVENTFD        _IOW(KVMIO,  0xbd, struct kvm_hyperv_eventfd)
1453 
1454 /* Available with KVM_CAP_NESTED_STATE */
1455 #define KVM_GET_NESTED_STATE         _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1456 #define KVM_SET_NESTED_STATE         _IOW(KVMIO,  0xbf, struct kvm_nested_state)
1457 
1458 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
1459 #define KVM_CLEAR_DIRTY_LOG          _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1460 
1461 /* Available with KVM_CAP_HYPERV_CPUID */
1462 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1463 
1464 /* Available with KVM_CAP_ARM_SVE */
1465 #define KVM_ARM_VCPU_FINALIZE	  _IOW(KVMIO,  0xc2, int)
1466 
1467 /* Secure Encrypted Virtualization command */
1468 enum sev_cmd_id {
1469 	/* Guest initialization commands */
1470 	KVM_SEV_INIT = 0,
1471 	KVM_SEV_ES_INIT,
1472 	/* Guest launch commands */
1473 	KVM_SEV_LAUNCH_START,
1474 	KVM_SEV_LAUNCH_UPDATE_DATA,
1475 	KVM_SEV_LAUNCH_UPDATE_VMSA,
1476 	KVM_SEV_LAUNCH_SECRET,
1477 	KVM_SEV_LAUNCH_MEASURE,
1478 	KVM_SEV_LAUNCH_FINISH,
1479 	/* Guest migration commands (outgoing) */
1480 	KVM_SEV_SEND_START,
1481 	KVM_SEV_SEND_UPDATE_DATA,
1482 	KVM_SEV_SEND_UPDATE_VMSA,
1483 	KVM_SEV_SEND_FINISH,
1484 	/* Guest migration commands (incoming) */
1485 	KVM_SEV_RECEIVE_START,
1486 	KVM_SEV_RECEIVE_UPDATE_DATA,
1487 	KVM_SEV_RECEIVE_UPDATE_VMSA,
1488 	KVM_SEV_RECEIVE_FINISH,
1489 	/* Guest status and debug commands */
1490 	KVM_SEV_GUEST_STATUS,
1491 	KVM_SEV_DBG_DECRYPT,
1492 	KVM_SEV_DBG_ENCRYPT,
1493 	/* Guest certificates commands */
1494 	KVM_SEV_CERT_EXPORT,
1495 
1496 	KVM_SEV_NR_MAX,
1497 };
1498 
1499 struct kvm_sev_cmd {
1500 	__u32 id;
1501 	__u64 data;
1502 	__u32 error;
1503 	__u32 sev_fd;
1504 };
1505 
1506 struct kvm_sev_launch_start {
1507 	__u32 handle;
1508 	__u32 policy;
1509 	__u64 dh_uaddr;
1510 	__u32 dh_len;
1511 	__u64 session_uaddr;
1512 	__u32 session_len;
1513 };
1514 
1515 struct kvm_sev_launch_update_data {
1516 	__u64 uaddr;
1517 	__u32 len;
1518 };
1519 
1520 
1521 struct kvm_sev_launch_secret {
1522 	__u64 hdr_uaddr;
1523 	__u32 hdr_len;
1524 	__u64 guest_uaddr;
1525 	__u32 guest_len;
1526 	__u64 trans_uaddr;
1527 	__u32 trans_len;
1528 };
1529 
1530 struct kvm_sev_launch_measure {
1531 	__u64 uaddr;
1532 	__u32 len;
1533 };
1534 
1535 struct kvm_sev_guest_status {
1536 	__u32 handle;
1537 	__u32 policy;
1538 	__u32 state;
1539 };
1540 
1541 struct kvm_sev_dbg {
1542 	__u64 src_uaddr;
1543 	__u64 dst_uaddr;
1544 	__u32 len;
1545 };
1546 
1547 #define KVM_DEV_ASSIGN_ENABLE_IOMMU	(1 << 0)
1548 #define KVM_DEV_ASSIGN_PCI_2_3		(1 << 1)
1549 #define KVM_DEV_ASSIGN_MASK_INTX	(1 << 2)
1550 
1551 struct kvm_assigned_pci_dev {
1552 	__u32 assigned_dev_id;
1553 	__u32 busnr;
1554 	__u32 devfn;
1555 	__u32 flags;
1556 	__u32 segnr;
1557 	union {
1558 		__u32 reserved[11];
1559 	};
1560 };
1561 
1562 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
1563 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
1564 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
1565 
1566 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
1567 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
1568 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
1569 
1570 #define KVM_DEV_IRQ_HOST_MASK	 0x00ff
1571 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
1572 
1573 struct kvm_assigned_irq {
1574 	__u32 assigned_dev_id;
1575 	__u32 host_irq; /* ignored (legacy field) */
1576 	__u32 guest_irq;
1577 	__u32 flags;
1578 	union {
1579 		__u32 reserved[12];
1580 	};
1581 };
1582 
1583 struct kvm_assigned_msix_nr {
1584 	__u32 assigned_dev_id;
1585 	__u16 entry_nr;
1586 	__u16 padding;
1587 };
1588 
1589 #define KVM_MAX_MSIX_PER_DEV		256
1590 struct kvm_assigned_msix_entry {
1591 	__u32 assigned_dev_id;
1592 	__u32 gsi;
1593 	__u16 entry; /* The index of entry in the MSI-X table */
1594 	__u16 padding[3];
1595 };
1596 
1597 #define KVM_X2APIC_API_USE_32BIT_IDS            (1ULL << 0)
1598 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK  (1ULL << 1)
1599 
1600 /* Available with KVM_CAP_ARM_USER_IRQ */
1601 
1602 /* Bits for run->s.regs.device_irq_level */
1603 #define KVM_ARM_DEV_EL1_VTIMER		(1 << 0)
1604 #define KVM_ARM_DEV_EL1_PTIMER		(1 << 1)
1605 #define KVM_ARM_DEV_PMU			(1 << 2)
1606 
1607 struct kvm_hyperv_eventfd {
1608 	__u32 conn_id;
1609 	__s32 fd;
1610 	__u32 flags;
1611 	__u32 padding[3];
1612 };
1613 
1614 #define KVM_HYPERV_CONN_ID_MASK		0x00ffffff
1615 #define KVM_HYPERV_EVENTFD_DEASSIGN	(1 << 0)
1616 
1617 #endif /* __LINUX_KVM_H */
1618