• 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/const.h>
12 #include <linux/types.h>
13 #include <linux/compiler.h>
14 #include <linux/ioctl.h>
15 #include <asm/kvm.h>
16 
17 #define KVM_API_VERSION 12
18 
19 /* *** Deprecated interfaces *** */
20 
21 #define KVM_TRC_SHIFT           16
22 
23 #define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
24 #define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1))
25 
26 #define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
27 #define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
28 #define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)
29 
30 #define KVM_TRC_HEAD_SIZE       12
31 #define KVM_TRC_CYCLE_SIZE      8
32 #define KVM_TRC_EXTRA_MAX       7
33 
34 #define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
35 #define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
36 #define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
37 #define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
38 #define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
39 #define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
40 #define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
41 #define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
42 #define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
43 #define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
44 #define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
45 #define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
46 #define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
47 #define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
48 #define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
49 #define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
50 #define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
51 #define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
52 #define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
53 #define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
54 #define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
55 #define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
56 #define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
57 #define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)
58 
59 struct kvm_user_trace_setup {
60 	__u32 buf_size;
61 	__u32 buf_nr;
62 };
63 
64 #define __KVM_DEPRECATED_MAIN_W_0x06 \
65 	_IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
66 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
67 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
68 
69 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
70 
71 struct kvm_breakpoint {
72 	__u32 enabled;
73 	__u32 padding;
74 	__u64 address;
75 };
76 
77 struct kvm_debug_guest {
78 	__u32 enabled;
79 	__u32 pad;
80 	struct kvm_breakpoint breakpoints[4];
81 	__u32 singlestep;
82 };
83 
84 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
85 
86 /* *** End of deprecated interfaces *** */
87 
88 
89 /* for KVM_SET_USER_MEMORY_REGION */
90 struct kvm_userspace_memory_region {
91 	__u32 slot;
92 	__u32 flags;
93 	__u64 guest_phys_addr;
94 	__u64 memory_size; /* bytes */
95 	__u64 userspace_addr; /* start of the userspace allocated memory */
96 };
97 
98 /*
99  * The bit 0 ~ bit 15 of kvm_userspace_memory_region::flags are visible for
100  * userspace, other bits are reserved for kvm internal use which are defined
101  * in include/linux/kvm_host.h.
102  */
103 #define KVM_MEM_LOG_DIRTY_PAGES	(1UL << 0)
104 #define KVM_MEM_READONLY	(1UL << 1)
105 
106 /* for KVM_IRQ_LINE */
107 struct kvm_irq_level {
108 	/*
109 	 * ACPI gsi notion of irq.
110 	 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
111 	 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
112 	 * For ARM: See Documentation/virt/kvm/api.rst
113 	 */
114 	union {
115 		__u32 irq;
116 		__s32 status;
117 	};
118 	__u32 level;
119 };
120 
121 
122 struct kvm_irqchip {
123 	__u32 chip_id;
124 	__u32 pad;
125         union {
126 		char dummy[512];  /* reserving space */
127 #ifdef __KVM_HAVE_PIT
128 		struct kvm_pic_state pic;
129 #endif
130 #ifdef __KVM_HAVE_IOAPIC
131 		struct kvm_ioapic_state ioapic;
132 #endif
133 	} chip;
134 };
135 
136 /* for KVM_CREATE_PIT2 */
137 struct kvm_pit_config {
138 	__u32 flags;
139 	__u32 pad[15];
140 };
141 
142 #define KVM_PIT_SPEAKER_DUMMY     1
143 
144 struct kvm_s390_skeys {
145 	__u64 start_gfn;
146 	__u64 count;
147 	__u64 skeydata_addr;
148 	__u32 flags;
149 	__u32 reserved[9];
150 };
151 
152 #define KVM_S390_CMMA_PEEK (1 << 0)
153 
154 /**
155  * kvm_s390_cmma_log - Used for CMMA migration.
156  *
157  * Used both for input and output.
158  *
159  * @start_gfn: Guest page number to start from.
160  * @count: Size of the result buffer.
161  * @flags: Control operation mode via KVM_S390_CMMA_* flags
162  * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
163  *             pages are still remaining.
164  * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
165  *        in the PGSTE.
166  * @values: Pointer to the values buffer.
167  *
168  * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
169  */
170 struct kvm_s390_cmma_log {
171 	__u64 start_gfn;
172 	__u32 count;
173 	__u32 flags;
174 	union {
175 		__u64 remaining;
176 		__u64 mask;
177 	};
178 	__u64 values;
179 };
180 
181 struct kvm_hyperv_exit {
182 #define KVM_EXIT_HYPERV_SYNIC          1
183 #define KVM_EXIT_HYPERV_HCALL          2
184 #define KVM_EXIT_HYPERV_SYNDBG         3
185 	__u32 type;
186 	__u32 pad1;
187 	union {
188 		struct {
189 			__u32 msr;
190 			__u32 pad2;
191 			__u64 control;
192 			__u64 evt_page;
193 			__u64 msg_page;
194 		} synic;
195 		struct {
196 			__u64 input;
197 			__u64 result;
198 			__u64 params[2];
199 		} hcall;
200 		struct {
201 			__u32 msr;
202 			__u32 pad2;
203 			__u64 control;
204 			__u64 status;
205 			__u64 send_page;
206 			__u64 recv_page;
207 			__u64 pending_page;
208 		} syndbg;
209 	} u;
210 };
211 
212 struct kvm_xen_exit {
213 #define KVM_EXIT_XEN_HCALL          1
214 	__u32 type;
215 	union {
216 		struct {
217 			__u32 longmode;
218 			__u32 cpl;
219 			__u64 input;
220 			__u64 result;
221 			__u64 params[6];
222 		} hcall;
223 	} u;
224 };
225 
226 #define KVM_S390_GET_SKEYS_NONE   1
227 #define KVM_S390_SKEYS_MAX        1048576
228 
229 #define KVM_EXIT_UNKNOWN          0
230 #define KVM_EXIT_EXCEPTION        1
231 #define KVM_EXIT_IO               2
232 #define KVM_EXIT_HYPERCALL        3
233 #define KVM_EXIT_DEBUG            4
234 #define KVM_EXIT_HLT              5
235 #define KVM_EXIT_MMIO             6
236 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
237 #define KVM_EXIT_SHUTDOWN         8
238 #define KVM_EXIT_FAIL_ENTRY       9
239 #define KVM_EXIT_INTR             10
240 #define KVM_EXIT_SET_TPR          11
241 #define KVM_EXIT_TPR_ACCESS       12
242 #define KVM_EXIT_S390_SIEIC       13
243 #define KVM_EXIT_S390_RESET       14
244 #define KVM_EXIT_DCR              15 /* deprecated */
245 #define KVM_EXIT_NMI              16
246 #define KVM_EXIT_INTERNAL_ERROR   17
247 #define KVM_EXIT_OSI              18
248 #define KVM_EXIT_PAPR_HCALL	  19
249 #define KVM_EXIT_S390_UCONTROL	  20
250 #define KVM_EXIT_WATCHDOG         21
251 #define KVM_EXIT_S390_TSCH        22
252 #define KVM_EXIT_EPR              23
253 #define KVM_EXIT_SYSTEM_EVENT     24
254 #define KVM_EXIT_S390_STSI        25
255 #define KVM_EXIT_IOAPIC_EOI       26
256 #define KVM_EXIT_HYPERV           27
257 #define KVM_EXIT_ARM_NISV         28
258 #define KVM_EXIT_X86_RDMSR        29
259 #define KVM_EXIT_X86_WRMSR        30
260 #define KVM_EXIT_DIRTY_RING_FULL  31
261 #define KVM_EXIT_AP_RESET_HOLD    32
262 #define KVM_EXIT_X86_BUS_LOCK     33
263 #define KVM_EXIT_XEN              34
264 #define KVM_EXIT_RISCV_SBI        35
265 #define KVM_EXIT_RISCV_CSR        36
266 #define KVM_EXIT_NOTIFY           37
267 
268 /* For KVM_EXIT_INTERNAL_ERROR */
269 /* Emulate instruction failed. */
270 #define KVM_INTERNAL_ERROR_EMULATION	1
271 /* Encounter unexpected simultaneous exceptions. */
272 #define KVM_INTERNAL_ERROR_SIMUL_EX	2
273 /* Encounter unexpected vm-exit due to delivery event. */
274 #define KVM_INTERNAL_ERROR_DELIVERY_EV	3
275 /* Encounter unexpected vm-exit reason */
276 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON	4
277 
278 /* Flags that describe what fields in emulation_failure hold valid data. */
279 #define KVM_INTERNAL_ERROR_EMULATION_FLAG_INSTRUCTION_BYTES (1ULL << 0)
280 
281 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
282 struct kvm_run {
283 	/* in */
284 	__u8 request_interrupt_window;
285 	__u8 immediate_exit;
286 	__u8 padding1[6];
287 
288 	/* out */
289 	__u32 exit_reason;
290 	__u8 ready_for_interrupt_injection;
291 	__u8 if_flag;
292 	__u16 flags;
293 
294 	/* in (pre_kvm_run), out (post_kvm_run) */
295 	__u64 cr8;
296 	__u64 apic_base;
297 
298 #ifdef __KVM_S390
299 	/* the processor status word for s390 */
300 	__u64 psw_mask; /* psw upper half */
301 	__u64 psw_addr; /* psw lower half */
302 #endif
303 	union {
304 		/* KVM_EXIT_UNKNOWN */
305 		struct {
306 			__u64 hardware_exit_reason;
307 		} hw;
308 		/* KVM_EXIT_FAIL_ENTRY */
309 		struct {
310 			__u64 hardware_entry_failure_reason;
311 			__u32 cpu;
312 		} fail_entry;
313 		/* KVM_EXIT_EXCEPTION */
314 		struct {
315 			__u32 exception;
316 			__u32 error_code;
317 		} ex;
318 		/* KVM_EXIT_IO */
319 		struct {
320 #define KVM_EXIT_IO_IN  0
321 #define KVM_EXIT_IO_OUT 1
322 			__u8 direction;
323 			__u8 size; /* bytes */
324 			__u16 port;
325 			__u32 count;
326 			__u64 data_offset; /* relative to kvm_run start */
327 		} io;
328 		/* KVM_EXIT_DEBUG */
329 		struct {
330 			struct kvm_debug_exit_arch arch;
331 		} debug;
332 		/* KVM_EXIT_MMIO */
333 		struct {
334 			__u64 phys_addr;
335 			__u8  data[8];
336 			__u32 len;
337 			__u8  is_write;
338 		} mmio;
339 		/* KVM_EXIT_HYPERCALL */
340 		struct {
341 			__u64 nr;
342 			__u64 args[6];
343 			__u64 ret;
344 
345 			union {
346 #ifndef __KERNEL__
347 				__u32 longmode;
348 #endif
349 				__u64 flags;
350 			};
351 		} hypercall;
352 		/* KVM_EXIT_TPR_ACCESS */
353 		struct {
354 			__u64 rip;
355 			__u32 is_write;
356 			__u32 pad;
357 		} tpr_access;
358 		/* KVM_EXIT_S390_SIEIC */
359 		struct {
360 			__u8 icptcode;
361 			__u16 ipa;
362 			__u32 ipb;
363 		} s390_sieic;
364 		/* KVM_EXIT_S390_RESET */
365 #define KVM_S390_RESET_POR       1
366 #define KVM_S390_RESET_CLEAR     2
367 #define KVM_S390_RESET_SUBSYSTEM 4
368 #define KVM_S390_RESET_CPU_INIT  8
369 #define KVM_S390_RESET_IPL       16
370 		__u64 s390_reset_flags;
371 		/* KVM_EXIT_S390_UCONTROL */
372 		struct {
373 			__u64 trans_exc_code;
374 			__u32 pgm_code;
375 		} s390_ucontrol;
376 		/* KVM_EXIT_DCR (deprecated) */
377 		struct {
378 			__u32 dcrn;
379 			__u32 data;
380 			__u8  is_write;
381 		} dcr;
382 		/* KVM_EXIT_INTERNAL_ERROR */
383 		struct {
384 			__u32 suberror;
385 			/* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
386 			__u32 ndata;
387 			__u64 data[16];
388 		} internal;
389 		/*
390 		 * KVM_INTERNAL_ERROR_EMULATION
391 		 *
392 		 * "struct emulation_failure" is an overlay of "struct internal"
393 		 * that is used for the KVM_INTERNAL_ERROR_EMULATION sub-type of
394 		 * KVM_EXIT_INTERNAL_ERROR.  Note, unlike other internal error
395 		 * sub-types, this struct is ABI!  It also needs to be backwards
396 		 * compatible with "struct internal".  Take special care that
397 		 * "ndata" is correct, that new fields are enumerated in "flags",
398 		 * and that each flag enumerates fields that are 64-bit aligned
399 		 * and sized (so that ndata+internal.data[] is valid/accurate).
400 		 *
401 		 * Space beyond the defined fields may be used to store arbitrary
402 		 * debug information relating to the emulation failure. It is
403 		 * accounted for in "ndata" but the format is unspecified and is
404 		 * not represented in "flags". Any such information is *not* ABI!
405 		 */
406 		struct {
407 			__u32 suberror;
408 			__u32 ndata;
409 			__u64 flags;
410 			union {
411 				struct {
412 					__u8  insn_size;
413 					__u8  insn_bytes[15];
414 				};
415 			};
416 			/* Arbitrary debug data may follow. */
417 		} emulation_failure;
418 		/* KVM_EXIT_OSI */
419 		struct {
420 			__u64 gprs[32];
421 		} osi;
422 		/* KVM_EXIT_PAPR_HCALL */
423 		struct {
424 			__u64 nr;
425 			__u64 ret;
426 			__u64 args[9];
427 		} papr_hcall;
428 		/* KVM_EXIT_S390_TSCH */
429 		struct {
430 			__u16 subchannel_id;
431 			__u16 subchannel_nr;
432 			__u32 io_int_parm;
433 			__u32 io_int_word;
434 			__u32 ipb;
435 			__u8 dequeued;
436 		} s390_tsch;
437 		/* KVM_EXIT_EPR */
438 		struct {
439 			__u32 epr;
440 		} epr;
441 		/* KVM_EXIT_SYSTEM_EVENT */
442 		struct {
443 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
444 #define KVM_SYSTEM_EVENT_RESET          2
445 #define KVM_SYSTEM_EVENT_CRASH          3
446 #define KVM_SYSTEM_EVENT_WAKEUP         4
447 #define KVM_SYSTEM_EVENT_SUSPEND        5
448 #define KVM_SYSTEM_EVENT_SEV_TERM       6
449 			__u32 type;
450 			__u32 ndata;
451 			union {
452 #ifndef __KERNEL__
453 				__u64 flags;
454 #endif
455 				__u64 data[16];
456 			};
457 		} system_event;
458 		/* KVM_EXIT_S390_STSI */
459 		struct {
460 			__u64 addr;
461 			__u8 ar;
462 			__u8 reserved;
463 			__u8 fc;
464 			__u8 sel1;
465 			__u16 sel2;
466 		} s390_stsi;
467 		/* KVM_EXIT_IOAPIC_EOI */
468 		struct {
469 			__u8 vector;
470 		} eoi;
471 		/* KVM_EXIT_HYPERV */
472 		struct kvm_hyperv_exit hyperv;
473 		/* KVM_EXIT_ARM_NISV */
474 		struct {
475 			__u64 esr_iss;
476 			__u64 fault_ipa;
477 		} arm_nisv;
478 		/* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */
479 		struct {
480 			__u8 error; /* user -> kernel */
481 			__u8 pad[7];
482 #define KVM_MSR_EXIT_REASON_INVAL	(1 << 0)
483 #define KVM_MSR_EXIT_REASON_UNKNOWN	(1 << 1)
484 #define KVM_MSR_EXIT_REASON_FILTER	(1 << 2)
485 #define KVM_MSR_EXIT_REASON_VALID_MASK	(KVM_MSR_EXIT_REASON_INVAL   |	\
486 					 KVM_MSR_EXIT_REASON_UNKNOWN |	\
487 					 KVM_MSR_EXIT_REASON_FILTER)
488 			__u32 reason; /* kernel -> user */
489 			__u32 index; /* kernel -> user */
490 			__u64 data; /* kernel <-> user */
491 		} msr;
492 		/* KVM_EXIT_XEN */
493 		struct kvm_xen_exit xen;
494 		/* KVM_EXIT_RISCV_SBI */
495 		struct {
496 			unsigned long extension_id;
497 			unsigned long function_id;
498 			unsigned long args[6];
499 			unsigned long ret[2];
500 		} riscv_sbi;
501 		/* KVM_EXIT_RISCV_CSR */
502 		struct {
503 			unsigned long csr_num;
504 			unsigned long new_value;
505 			unsigned long write_mask;
506 			unsigned long ret_value;
507 		} riscv_csr;
508 		/* KVM_EXIT_NOTIFY */
509 		struct {
510 #define KVM_NOTIFY_CONTEXT_INVALID	(1 << 0)
511 			__u32 flags;
512 		} notify;
513 		/* Fix the size of the union. */
514 		char padding[256];
515 	};
516 
517 	/* 2048 is the size of the char array used to bound/pad the size
518 	 * of the union that holds sync regs.
519 	 */
520 	#define SYNC_REGS_SIZE_BYTES 2048
521 	/*
522 	 * shared registers between kvm and userspace.
523 	 * kvm_valid_regs specifies the register classes set by the host
524 	 * kvm_dirty_regs specified the register classes dirtied by userspace
525 	 * struct kvm_sync_regs is architecture specific, as well as the
526 	 * bits for kvm_valid_regs and kvm_dirty_regs
527 	 */
528 	__u64 kvm_valid_regs;
529 	__u64 kvm_dirty_regs;
530 	union {
531 		struct kvm_sync_regs regs;
532 		char padding[SYNC_REGS_SIZE_BYTES];
533 	} s;
534 };
535 
536 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
537 
538 struct kvm_coalesced_mmio_zone {
539 	__u64 addr;
540 	__u32 size;
541 	union {
542 		__u32 pad;
543 		__u32 pio;
544 	};
545 };
546 
547 struct kvm_coalesced_mmio {
548 	__u64 phys_addr;
549 	__u32 len;
550 	union {
551 		__u32 pad;
552 		__u32 pio;
553 	};
554 	__u8  data[8];
555 };
556 
557 struct kvm_coalesced_mmio_ring {
558 	__u32 first, last;
559 	struct kvm_coalesced_mmio coalesced_mmio[];
560 };
561 
562 #define KVM_COALESCED_MMIO_MAX \
563 	((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
564 	 sizeof(struct kvm_coalesced_mmio))
565 
566 /* for KVM_TRANSLATE */
567 struct kvm_translation {
568 	/* in */
569 	__u64 linear_address;
570 
571 	/* out */
572 	__u64 physical_address;
573 	__u8  valid;
574 	__u8  writeable;
575 	__u8  usermode;
576 	__u8  pad[5];
577 };
578 
579 /* for KVM_S390_MEM_OP */
580 struct kvm_s390_mem_op {
581 	/* in */
582 	__u64 gaddr;		/* the guest address */
583 	__u64 flags;		/* flags */
584 	__u32 size;		/* amount of bytes */
585 	__u32 op;		/* type of operation */
586 	__u64 buf;		/* buffer in userspace */
587 	union {
588 		struct {
589 			__u8 ar;	/* the access register number */
590 			__u8 key;	/* access key, ignored if flag unset */
591 			__u8 pad1[6];	/* ignored */
592 			__u64 old_addr;	/* ignored if cmpxchg flag unset */
593 		};
594 		__u32 sida_offset; /* offset into the sida */
595 		__u8 reserved[32]; /* ignored */
596 	};
597 };
598 /* types for kvm_s390_mem_op->op */
599 #define KVM_S390_MEMOP_LOGICAL_READ	0
600 #define KVM_S390_MEMOP_LOGICAL_WRITE	1
601 #define KVM_S390_MEMOP_SIDA_READ	2
602 #define KVM_S390_MEMOP_SIDA_WRITE	3
603 #define KVM_S390_MEMOP_ABSOLUTE_READ	4
604 #define KVM_S390_MEMOP_ABSOLUTE_WRITE	5
605 #define KVM_S390_MEMOP_ABSOLUTE_CMPXCHG	6
606 
607 /* flags for kvm_s390_mem_op->flags */
608 #define KVM_S390_MEMOP_F_CHECK_ONLY		(1ULL << 0)
609 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION	(1ULL << 1)
610 #define KVM_S390_MEMOP_F_SKEY_PROTECTION	(1ULL << 2)
611 
612 /* flags specifying extension support via KVM_CAP_S390_MEM_OP_EXTENSION */
613 #define KVM_S390_MEMOP_EXTENSION_CAP_BASE	(1 << 0)
614 #define KVM_S390_MEMOP_EXTENSION_CAP_CMPXCHG	(1 << 1)
615 
616 /* for KVM_INTERRUPT */
617 struct kvm_interrupt {
618 	/* in */
619 	__u32 irq;
620 };
621 
622 /* for KVM_GET_DIRTY_LOG */
623 struct kvm_dirty_log {
624 	__u32 slot;
625 	__u32 padding1;
626 	union {
627 		void __user *dirty_bitmap; /* one bit per page */
628 		__u64 padding2;
629 	};
630 };
631 
632 /* for KVM_CLEAR_DIRTY_LOG */
633 struct kvm_clear_dirty_log {
634 	__u32 slot;
635 	__u32 num_pages;
636 	__u64 first_page;
637 	union {
638 		void __user *dirty_bitmap; /* one bit per page */
639 		__u64 padding2;
640 	};
641 };
642 
643 /* for KVM_SET_SIGNAL_MASK */
644 struct kvm_signal_mask {
645 	__u32 len;
646 	__u8  sigset[];
647 };
648 
649 /* for KVM_TPR_ACCESS_REPORTING */
650 struct kvm_tpr_access_ctl {
651 	__u32 enabled;
652 	__u32 flags;
653 	__u32 reserved[8];
654 };
655 
656 /* for KVM_SET_VAPIC_ADDR */
657 struct kvm_vapic_addr {
658 	__u64 vapic_addr;
659 };
660 
661 /* for KVM_SET_MP_STATE */
662 
663 /* not all states are valid on all architectures */
664 #define KVM_MP_STATE_RUNNABLE          0
665 #define KVM_MP_STATE_UNINITIALIZED     1
666 #define KVM_MP_STATE_INIT_RECEIVED     2
667 #define KVM_MP_STATE_HALTED            3
668 #define KVM_MP_STATE_SIPI_RECEIVED     4
669 #define KVM_MP_STATE_STOPPED           5
670 #define KVM_MP_STATE_CHECK_STOP        6
671 #define KVM_MP_STATE_OPERATING         7
672 #define KVM_MP_STATE_LOAD              8
673 #define KVM_MP_STATE_AP_RESET_HOLD     9
674 #define KVM_MP_STATE_SUSPENDED         10
675 
676 struct kvm_mp_state {
677 	__u32 mp_state;
678 };
679 
680 struct kvm_s390_psw {
681 	__u64 mask;
682 	__u64 addr;
683 };
684 
685 /* valid values for type in kvm_s390_interrupt */
686 #define KVM_S390_SIGP_STOP		0xfffe0000u
687 #define KVM_S390_PROGRAM_INT		0xfffe0001u
688 #define KVM_S390_SIGP_SET_PREFIX	0xfffe0002u
689 #define KVM_S390_RESTART		0xfffe0003u
690 #define KVM_S390_INT_PFAULT_INIT	0xfffe0004u
691 #define KVM_S390_INT_PFAULT_DONE	0xfffe0005u
692 #define KVM_S390_MCHK			0xfffe1000u
693 #define KVM_S390_INT_CLOCK_COMP		0xffff1004u
694 #define KVM_S390_INT_CPU_TIMER		0xffff1005u
695 #define KVM_S390_INT_VIRTIO		0xffff2603u
696 #define KVM_S390_INT_SERVICE		0xffff2401u
697 #define KVM_S390_INT_EMERGENCY		0xffff1201u
698 #define KVM_S390_INT_EXTERNAL_CALL	0xffff1202u
699 /* Anything below 0xfffe0000u is taken by INT_IO */
700 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
701 	(((schid)) |			       \
702 	 ((ssid) << 16) |		       \
703 	 ((cssid) << 18) |		       \
704 	 ((ai) << 26))
705 #define KVM_S390_INT_IO_MIN		0x00000000u
706 #define KVM_S390_INT_IO_MAX		0xfffdffffu
707 #define KVM_S390_INT_IO_AI_MASK		0x04000000u
708 
709 
710 struct kvm_s390_interrupt {
711 	__u32 type;
712 	__u32 parm;
713 	__u64 parm64;
714 };
715 
716 struct kvm_s390_io_info {
717 	__u16 subchannel_id;
718 	__u16 subchannel_nr;
719 	__u32 io_int_parm;
720 	__u32 io_int_word;
721 };
722 
723 struct kvm_s390_ext_info {
724 	__u32 ext_params;
725 	__u32 pad;
726 	__u64 ext_params2;
727 };
728 
729 struct kvm_s390_pgm_info {
730 	__u64 trans_exc_code;
731 	__u64 mon_code;
732 	__u64 per_address;
733 	__u32 data_exc_code;
734 	__u16 code;
735 	__u16 mon_class_nr;
736 	__u8 per_code;
737 	__u8 per_atmid;
738 	__u8 exc_access_id;
739 	__u8 per_access_id;
740 	__u8 op_access_id;
741 #define KVM_S390_PGM_FLAGS_ILC_VALID	0x01
742 #define KVM_S390_PGM_FLAGS_ILC_0	0x02
743 #define KVM_S390_PGM_FLAGS_ILC_1	0x04
744 #define KVM_S390_PGM_FLAGS_ILC_MASK	0x06
745 #define KVM_S390_PGM_FLAGS_NO_REWIND	0x08
746 	__u8 flags;
747 	__u8 pad[2];
748 };
749 
750 struct kvm_s390_prefix_info {
751 	__u32 address;
752 };
753 
754 struct kvm_s390_extcall_info {
755 	__u16 code;
756 };
757 
758 struct kvm_s390_emerg_info {
759 	__u16 code;
760 };
761 
762 #define KVM_S390_STOP_FLAG_STORE_STATUS	0x01
763 struct kvm_s390_stop_info {
764 	__u32 flags;
765 };
766 
767 struct kvm_s390_mchk_info {
768 	__u64 cr14;
769 	__u64 mcic;
770 	__u64 failing_storage_address;
771 	__u32 ext_damage_code;
772 	__u32 pad;
773 	__u8 fixed_logout[16];
774 };
775 
776 struct kvm_s390_irq {
777 	__u64 type;
778 	union {
779 		struct kvm_s390_io_info io;
780 		struct kvm_s390_ext_info ext;
781 		struct kvm_s390_pgm_info pgm;
782 		struct kvm_s390_emerg_info emerg;
783 		struct kvm_s390_extcall_info extcall;
784 		struct kvm_s390_prefix_info prefix;
785 		struct kvm_s390_stop_info stop;
786 		struct kvm_s390_mchk_info mchk;
787 		char reserved[64];
788 	} u;
789 };
790 
791 struct kvm_s390_irq_state {
792 	__u64 buf;
793 	__u32 flags;        /* will stay unused for compatibility reasons */
794 	__u32 len;
795 	__u32 reserved[4];  /* will stay unused for compatibility reasons */
796 };
797 
798 /* for KVM_SET_GUEST_DEBUG */
799 
800 #define KVM_GUESTDBG_ENABLE		0x00000001
801 #define KVM_GUESTDBG_SINGLESTEP		0x00000002
802 
803 struct kvm_guest_debug {
804 	__u32 control;
805 	__u32 pad;
806 	struct kvm_guest_debug_arch arch;
807 };
808 
809 enum {
810 	kvm_ioeventfd_flag_nr_datamatch,
811 	kvm_ioeventfd_flag_nr_pio,
812 	kvm_ioeventfd_flag_nr_deassign,
813 	kvm_ioeventfd_flag_nr_virtio_ccw_notify,
814 	kvm_ioeventfd_flag_nr_fast_mmio,
815 	kvm_ioeventfd_flag_nr_max,
816 };
817 
818 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
819 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
820 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
821 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
822 	(1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
823 
824 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
825 
826 struct kvm_ioeventfd {
827 	__u64 datamatch;
828 	__u64 addr;        /* legal pio/mmio address */
829 	__u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
830 	__s32 fd;
831 	__u32 flags;
832 	__u8  pad[36];
833 };
834 
835 #define KVM_X86_DISABLE_EXITS_MWAIT          (1 << 0)
836 #define KVM_X86_DISABLE_EXITS_HLT            (1 << 1)
837 #define KVM_X86_DISABLE_EXITS_PAUSE          (1 << 2)
838 #define KVM_X86_DISABLE_EXITS_CSTATE         (1 << 3)
839 #define KVM_X86_DISABLE_VALID_EXITS          (KVM_X86_DISABLE_EXITS_MWAIT | \
840                                               KVM_X86_DISABLE_EXITS_HLT | \
841                                               KVM_X86_DISABLE_EXITS_PAUSE | \
842                                               KVM_X86_DISABLE_EXITS_CSTATE)
843 
844 /* for KVM_ENABLE_CAP */
845 struct kvm_enable_cap {
846 	/* in */
847 	__u32 cap;
848 	__u32 flags;
849 	__u64 args[4];
850 	__u8  pad[64];
851 };
852 
853 /* for KVM_PPC_GET_PVINFO */
854 
855 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
856 
857 struct kvm_ppc_pvinfo {
858 	/* out */
859 	__u32 flags;
860 	__u32 hcall[4];
861 	__u8  pad[108];
862 };
863 
864 /* for KVM_PPC_GET_SMMU_INFO */
865 #define KVM_PPC_PAGE_SIZES_MAX_SZ	8
866 
867 struct kvm_ppc_one_page_size {
868 	__u32 page_shift;	/* Page shift (or 0) */
869 	__u32 pte_enc;		/* Encoding in the HPTE (>>12) */
870 };
871 
872 struct kvm_ppc_one_seg_page_size {
873 	__u32 page_shift;	/* Base page shift of segment (or 0) */
874 	__u32 slb_enc;		/* SLB encoding for BookS */
875 	struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
876 };
877 
878 #define KVM_PPC_PAGE_SIZES_REAL		0x00000001
879 #define KVM_PPC_1T_SEGMENTS		0x00000002
880 #define KVM_PPC_NO_HASH			0x00000004
881 
882 struct kvm_ppc_smmu_info {
883 	__u64 flags;
884 	__u32 slb_size;
885 	__u16 data_keys;	/* # storage keys supported for data */
886 	__u16 instr_keys;	/* # storage keys supported for instructions */
887 	struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
888 };
889 
890 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
891 struct kvm_ppc_resize_hpt {
892 	__u64 flags;
893 	__u32 shift;
894 	__u32 pad;
895 };
896 
897 #define KVMIO 0xAE
898 
899 /* machine type bits, to be used as argument to KVM_CREATE_VM */
900 #define KVM_VM_S390_UCONTROL	1
901 
902 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
903 #define KVM_VM_PPC_HV 1
904 #define KVM_VM_PPC_PR 2
905 
906 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */
907 #define KVM_VM_MIPS_AUTO	0
908 #define KVM_VM_MIPS_VZ		1
909 #define KVM_VM_MIPS_TE		2
910 
911 #define KVM_S390_SIE_PAGE_OFFSET 1
912 
913 /*
914  * On arm64, machine type can be used to request the physical
915  * address size for the VM. Bits[7-0] are reserved for the guest
916  * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
917  * value 0 implies the default IPA size, 40bits.
918  */
919 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK	0xffULL
920 #define KVM_VM_TYPE_ARM_IPA_SIZE(x)		\
921 	((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
922 /*
923  * ioctls for /dev/kvm fds:
924  */
925 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
926 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
927 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
928 
929 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
930 /*
931  * Check if a kvm extension is available.  Argument is extension number,
932  * return is 1 (yes) or 0 (no, sorry).
933  */
934 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
935 /*
936  * Get size for mmap(vcpu_fd)
937  */
938 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
939 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
940 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
941 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
942 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
943 #define KVM_GET_EMULATED_CPUID	  _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
944 #define KVM_GET_MSR_FEATURE_INDEX_LIST    _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
945 
946 /*
947  * Extension capability list.
948  */
949 #define KVM_CAP_IRQCHIP	  0
950 #define KVM_CAP_HLT	  1
951 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
952 #define KVM_CAP_USER_MEMORY 3
953 #define KVM_CAP_SET_TSS_ADDR 4
954 #define KVM_CAP_VAPIC 6
955 #define KVM_CAP_EXT_CPUID 7
956 #define KVM_CAP_CLOCKSOURCE 8
957 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
958 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
959 #define KVM_CAP_PIT 11
960 #define KVM_CAP_NOP_IO_DELAY 12
961 #define KVM_CAP_PV_MMU 13
962 #define KVM_CAP_MP_STATE 14
963 #define KVM_CAP_COALESCED_MMIO 15
964 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
965 #define KVM_CAP_IOMMU 18
966 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
967 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
968 #define KVM_CAP_USER_NMI 22
969 #ifdef __KVM_HAVE_GUEST_DEBUG
970 #define KVM_CAP_SET_GUEST_DEBUG 23
971 #endif
972 #ifdef __KVM_HAVE_PIT
973 #define KVM_CAP_REINJECT_CONTROL 24
974 #endif
975 #define KVM_CAP_IRQ_ROUTING 25
976 #define KVM_CAP_IRQ_INJECT_STATUS 26
977 #define KVM_CAP_ASSIGN_DEV_IRQ 29
978 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
979 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
980 #ifdef __KVM_HAVE_MCE
981 #define KVM_CAP_MCE 31
982 #endif
983 #define KVM_CAP_IRQFD 32
984 #ifdef __KVM_HAVE_PIT
985 #define KVM_CAP_PIT2 33
986 #endif
987 #define KVM_CAP_SET_BOOT_CPU_ID 34
988 #ifdef __KVM_HAVE_PIT_STATE2
989 #define KVM_CAP_PIT_STATE2 35
990 #endif
991 #define KVM_CAP_IOEVENTFD 36
992 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
993 #ifdef __KVM_HAVE_XEN_HVM
994 #define KVM_CAP_XEN_HVM 38
995 #endif
996 #define KVM_CAP_ADJUST_CLOCK 39
997 #define KVM_CAP_INTERNAL_ERROR_DATA 40
998 #ifdef __KVM_HAVE_VCPU_EVENTS
999 #define KVM_CAP_VCPU_EVENTS 41
1000 #endif
1001 #define KVM_CAP_S390_PSW 42
1002 #define KVM_CAP_PPC_SEGSTATE 43
1003 #define KVM_CAP_HYPERV 44
1004 #define KVM_CAP_HYPERV_VAPIC 45
1005 #define KVM_CAP_HYPERV_SPIN 46
1006 #define KVM_CAP_PCI_SEGMENT 47
1007 #define KVM_CAP_PPC_PAIRED_SINGLES 48
1008 #define KVM_CAP_INTR_SHADOW 49
1009 #ifdef __KVM_HAVE_DEBUGREGS
1010 #define KVM_CAP_DEBUGREGS 50
1011 #endif
1012 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
1013 #define KVM_CAP_PPC_OSI 52
1014 #define KVM_CAP_PPC_UNSET_IRQ 53
1015 #define KVM_CAP_ENABLE_CAP 54
1016 #ifdef __KVM_HAVE_XSAVE
1017 #define KVM_CAP_XSAVE 55
1018 #endif
1019 #ifdef __KVM_HAVE_XCRS
1020 #define KVM_CAP_XCRS 56
1021 #endif
1022 #define KVM_CAP_PPC_GET_PVINFO 57
1023 #define KVM_CAP_PPC_IRQ_LEVEL 58
1024 #define KVM_CAP_ASYNC_PF 59
1025 #define KVM_CAP_TSC_CONTROL 60
1026 #define KVM_CAP_GET_TSC_KHZ 61
1027 #define KVM_CAP_PPC_BOOKE_SREGS 62
1028 #define KVM_CAP_SPAPR_TCE 63
1029 #define KVM_CAP_PPC_SMT 64
1030 #define KVM_CAP_PPC_RMA	65
1031 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
1032 #define KVM_CAP_PPC_HIOR 67
1033 #define KVM_CAP_PPC_PAPR 68
1034 #define KVM_CAP_SW_TLB 69
1035 #define KVM_CAP_ONE_REG 70
1036 #define KVM_CAP_S390_GMAP 71
1037 #define KVM_CAP_TSC_DEADLINE_TIMER 72
1038 #define KVM_CAP_S390_UCONTROL 73
1039 #define KVM_CAP_SYNC_REGS 74
1040 #define KVM_CAP_PCI_2_3 75
1041 #define KVM_CAP_KVMCLOCK_CTRL 76
1042 #define KVM_CAP_SIGNAL_MSI 77
1043 #define KVM_CAP_PPC_GET_SMMU_INFO 78
1044 #define KVM_CAP_S390_COW 79
1045 #define KVM_CAP_PPC_ALLOC_HTAB 80
1046 #define KVM_CAP_READONLY_MEM 81
1047 #define KVM_CAP_IRQFD_RESAMPLE 82
1048 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
1049 #define KVM_CAP_PPC_HTAB_FD 84
1050 #define KVM_CAP_S390_CSS_SUPPORT 85
1051 #define KVM_CAP_PPC_EPR 86
1052 #define KVM_CAP_ARM_PSCI 87
1053 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
1054 #define KVM_CAP_DEVICE_CTRL 89
1055 #define KVM_CAP_IRQ_MPIC 90
1056 #define KVM_CAP_PPC_RTAS 91
1057 #define KVM_CAP_IRQ_XICS 92
1058 #define KVM_CAP_ARM_EL1_32BIT 93
1059 #define KVM_CAP_SPAPR_MULTITCE 94
1060 #define KVM_CAP_EXT_EMUL_CPUID 95
1061 #define KVM_CAP_HYPERV_TIME 96
1062 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
1063 #define KVM_CAP_ENABLE_CAP_VM 98
1064 #define KVM_CAP_S390_IRQCHIP 99
1065 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
1066 #define KVM_CAP_VM_ATTRIBUTES 101
1067 #define KVM_CAP_ARM_PSCI_0_2 102
1068 #define KVM_CAP_PPC_FIXUP_HCALL 103
1069 #define KVM_CAP_PPC_ENABLE_HCALL 104
1070 #define KVM_CAP_CHECK_EXTENSION_VM 105
1071 #define KVM_CAP_S390_USER_SIGP 106
1072 #define KVM_CAP_S390_VECTOR_REGISTERS 107
1073 #define KVM_CAP_S390_MEM_OP 108
1074 #define KVM_CAP_S390_USER_STSI 109
1075 #define KVM_CAP_S390_SKEYS 110
1076 #define KVM_CAP_MIPS_FPU 111
1077 #define KVM_CAP_MIPS_MSA 112
1078 #define KVM_CAP_S390_INJECT_IRQ 113
1079 #define KVM_CAP_S390_IRQ_STATE 114
1080 #define KVM_CAP_PPC_HWRNG 115
1081 #define KVM_CAP_DISABLE_QUIRKS 116
1082 #define KVM_CAP_X86_SMM 117
1083 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
1084 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
1085 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
1086 #define KVM_CAP_SPLIT_IRQCHIP 121
1087 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
1088 #define KVM_CAP_HYPERV_SYNIC 123
1089 #define KVM_CAP_S390_RI 124
1090 #define KVM_CAP_SPAPR_TCE_64 125
1091 #define KVM_CAP_ARM_PMU_V3 126
1092 #define KVM_CAP_VCPU_ATTRIBUTES 127
1093 #define KVM_CAP_MAX_VCPU_ID 128
1094 #define KVM_CAP_X2APIC_API 129
1095 #define KVM_CAP_S390_USER_INSTR0 130
1096 #define KVM_CAP_MSI_DEVID 131
1097 #define KVM_CAP_PPC_HTM 132
1098 #define KVM_CAP_SPAPR_RESIZE_HPT 133
1099 #define KVM_CAP_PPC_MMU_RADIX 134
1100 #define KVM_CAP_PPC_MMU_HASH_V3 135
1101 #define KVM_CAP_IMMEDIATE_EXIT 136
1102 #define KVM_CAP_MIPS_VZ 137
1103 #define KVM_CAP_MIPS_TE 138
1104 #define KVM_CAP_MIPS_64BIT 139
1105 #define KVM_CAP_S390_GS 140
1106 #define KVM_CAP_S390_AIS 141
1107 #define KVM_CAP_SPAPR_TCE_VFIO 142
1108 #define KVM_CAP_X86_DISABLE_EXITS 143
1109 #define KVM_CAP_ARM_USER_IRQ 144
1110 #define KVM_CAP_S390_CMMA_MIGRATION 145
1111 #define KVM_CAP_PPC_FWNMI 146
1112 #define KVM_CAP_PPC_SMT_POSSIBLE 147
1113 #define KVM_CAP_HYPERV_SYNIC2 148
1114 #define KVM_CAP_HYPERV_VP_INDEX 149
1115 #define KVM_CAP_S390_AIS_MIGRATION 150
1116 #define KVM_CAP_PPC_GET_CPU_CHAR 151
1117 #define KVM_CAP_S390_BPB 152
1118 #define KVM_CAP_GET_MSR_FEATURES 153
1119 #define KVM_CAP_HYPERV_EVENTFD 154
1120 #define KVM_CAP_HYPERV_TLBFLUSH 155
1121 #define KVM_CAP_S390_HPAGE_1M 156
1122 #define KVM_CAP_NESTED_STATE 157
1123 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158
1124 #define KVM_CAP_MSR_PLATFORM_INFO 159
1125 #define KVM_CAP_PPC_NESTED_HV 160
1126 #define KVM_CAP_HYPERV_SEND_IPI 161
1127 #define KVM_CAP_COALESCED_PIO 162
1128 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
1129 #define KVM_CAP_EXCEPTION_PAYLOAD 164
1130 #define KVM_CAP_ARM_VM_IPA_SIZE 165
1131 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
1132 #define KVM_CAP_HYPERV_CPUID 167
1133 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
1134 #define KVM_CAP_PPC_IRQ_XIVE 169
1135 #define KVM_CAP_ARM_SVE 170
1136 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
1137 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172
1138 #define KVM_CAP_PMU_EVENT_FILTER 173
1139 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
1140 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
1141 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176
1142 #define KVM_CAP_ARM_NISV_TO_USER 177
1143 #define KVM_CAP_ARM_INJECT_EXT_DABT 178
1144 #define KVM_CAP_S390_VCPU_RESETS 179
1145 #define KVM_CAP_S390_PROTECTED 180
1146 #define KVM_CAP_PPC_SECURE_GUEST 181
1147 #define KVM_CAP_HALT_POLL 182
1148 #define KVM_CAP_ASYNC_PF_INT 183
1149 #define KVM_CAP_LAST_CPU 184
1150 #define KVM_CAP_SMALLER_MAXPHYADDR 185
1151 #define KVM_CAP_S390_DIAG318 186
1152 #define KVM_CAP_STEAL_TIME 187
1153 #define KVM_CAP_X86_USER_SPACE_MSR 188
1154 #define KVM_CAP_X86_MSR_FILTER 189
1155 #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190
1156 #define KVM_CAP_SYS_HYPERV_CPUID 191
1157 #define KVM_CAP_DIRTY_LOG_RING 192
1158 #define KVM_CAP_X86_BUS_LOCK_EXIT 193
1159 #define KVM_CAP_PPC_DAWR1 194
1160 #define KVM_CAP_SET_GUEST_DEBUG2 195
1161 #define KVM_CAP_SGX_ATTRIBUTE 196
1162 #define KVM_CAP_VM_COPY_ENC_CONTEXT_FROM 197
1163 #define KVM_CAP_PTP_KVM 198
1164 #define KVM_CAP_HYPERV_ENFORCE_CPUID 199
1165 #define KVM_CAP_SREGS2 200
1166 #define KVM_CAP_EXIT_HYPERCALL 201
1167 #define KVM_CAP_PPC_RPT_INVALIDATE 202
1168 #define KVM_CAP_BINARY_STATS_FD 203
1169 #define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204
1170 #define KVM_CAP_ARM_MTE 205
1171 #define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206
1172 #define KVM_CAP_VM_GPA_BITS 207
1173 #define KVM_CAP_XSAVE2 208
1174 #define KVM_CAP_SYS_ATTRIBUTES 209
1175 #define KVM_CAP_PPC_AIL_MODE_3 210
1176 #define KVM_CAP_S390_MEM_OP_EXTENSION 211
1177 #define KVM_CAP_PMU_CAPABILITY 212
1178 #define KVM_CAP_DISABLE_QUIRKS2 213
1179 #define KVM_CAP_VM_TSC_CONTROL 214
1180 #define KVM_CAP_SYSTEM_EVENT_DATA 215
1181 #define KVM_CAP_ARM_SYSTEM_SUSPEND 216
1182 #define KVM_CAP_S390_PROTECTED_DUMP 217
1183 #define KVM_CAP_X86_TRIPLE_FAULT_EVENT 218
1184 #define KVM_CAP_X86_NOTIFY_VMEXIT 219
1185 #define KVM_CAP_VM_DISABLE_NX_HUGE_PAGES 220
1186 #define KVM_CAP_S390_ZPCI_OP 221
1187 #define KVM_CAP_S390_CPU_TOPOLOGY 222
1188 #define KVM_CAP_DIRTY_LOG_RING_ACQ_REL 223
1189 #define KVM_CAP_S390_PROTECTED_ASYNC_DISABLE 224
1190 #define KVM_CAP_DIRTY_LOG_RING_WITH_BITMAP 225
1191 #define KVM_CAP_PMU_EVENT_MASKED_EVENTS 226
1192 #define KVM_CAP_COUNTER_OFFSET 227
1193 #define KVM_CAP_ARM_EAGER_SPLIT_CHUNK_SIZE 228
1194 #define KVM_CAP_ARM_SUPPORTED_BLOCK_SIZES 229
1195 
1196 #ifdef KVM_CAP_IRQ_ROUTING
1197 
1198 struct kvm_irq_routing_irqchip {
1199 	__u32 irqchip;
1200 	__u32 pin;
1201 };
1202 
1203 struct kvm_irq_routing_msi {
1204 	__u32 address_lo;
1205 	__u32 address_hi;
1206 	__u32 data;
1207 	union {
1208 		__u32 pad;
1209 		__u32 devid;
1210 	};
1211 };
1212 
1213 struct kvm_irq_routing_s390_adapter {
1214 	__u64 ind_addr;
1215 	__u64 summary_addr;
1216 	__u64 ind_offset;
1217 	__u32 summary_offset;
1218 	__u32 adapter_id;
1219 };
1220 
1221 struct kvm_irq_routing_hv_sint {
1222 	__u32 vcpu;
1223 	__u32 sint;
1224 };
1225 
1226 struct kvm_irq_routing_xen_evtchn {
1227 	__u32 port;
1228 	__u32 vcpu;
1229 	__u32 priority;
1230 };
1231 
1232 #define KVM_IRQ_ROUTING_XEN_EVTCHN_PRIO_2LEVEL ((__u32)(-1))
1233 
1234 /* gsi routing entry types */
1235 #define KVM_IRQ_ROUTING_IRQCHIP 1
1236 #define KVM_IRQ_ROUTING_MSI 2
1237 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
1238 #define KVM_IRQ_ROUTING_HV_SINT 4
1239 #define KVM_IRQ_ROUTING_XEN_EVTCHN 5
1240 
1241 struct kvm_irq_routing_entry {
1242 	__u32 gsi;
1243 	__u32 type;
1244 	__u32 flags;
1245 	__u32 pad;
1246 	union {
1247 		struct kvm_irq_routing_irqchip irqchip;
1248 		struct kvm_irq_routing_msi msi;
1249 		struct kvm_irq_routing_s390_adapter adapter;
1250 		struct kvm_irq_routing_hv_sint hv_sint;
1251 		struct kvm_irq_routing_xen_evtchn xen_evtchn;
1252 		__u32 pad[8];
1253 	} u;
1254 };
1255 
1256 struct kvm_irq_routing {
1257 	__u32 nr;
1258 	__u32 flags;
1259 	struct kvm_irq_routing_entry entries[];
1260 };
1261 
1262 #endif
1263 
1264 #ifdef KVM_CAP_MCE
1265 /* x86 MCE */
1266 struct kvm_x86_mce {
1267 	__u64 status;
1268 	__u64 addr;
1269 	__u64 misc;
1270 	__u64 mcg_status;
1271 	__u8 bank;
1272 	__u8 pad1[7];
1273 	__u64 pad2[3];
1274 };
1275 #endif
1276 
1277 #ifdef KVM_CAP_XEN_HVM
1278 #define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR	(1 << 0)
1279 #define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL	(1 << 1)
1280 #define KVM_XEN_HVM_CONFIG_SHARED_INFO		(1 << 2)
1281 #define KVM_XEN_HVM_CONFIG_RUNSTATE		(1 << 3)
1282 #define KVM_XEN_HVM_CONFIG_EVTCHN_2LEVEL	(1 << 4)
1283 #define KVM_XEN_HVM_CONFIG_EVTCHN_SEND		(1 << 5)
1284 #define KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG	(1 << 6)
1285 
1286 struct kvm_xen_hvm_config {
1287 	__u32 flags;
1288 	__u32 msr;
1289 	__u64 blob_addr_32;
1290 	__u64 blob_addr_64;
1291 	__u8 blob_size_32;
1292 	__u8 blob_size_64;
1293 	__u8 pad2[30];
1294 };
1295 #endif
1296 
1297 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1298 /*
1299  * Available with KVM_CAP_IRQFD_RESAMPLE
1300  *
1301  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1302  * the irqfd to operate in resampling mode for level triggered interrupt
1303  * emulation.  See Documentation/virt/kvm/api.rst.
1304  */
1305 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1306 
1307 struct kvm_irqfd {
1308 	__u32 fd;
1309 	__u32 gsi;
1310 	__u32 flags;
1311 	__u32 resamplefd;
1312 	__u8  pad[16];
1313 };
1314 
1315 /* For KVM_CAP_ADJUST_CLOCK */
1316 
1317 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags.  */
1318 #define KVM_CLOCK_TSC_STABLE		2
1319 #define KVM_CLOCK_REALTIME		(1 << 2)
1320 #define KVM_CLOCK_HOST_TSC		(1 << 3)
1321 
1322 struct kvm_clock_data {
1323 	__u64 clock;
1324 	__u32 flags;
1325 	__u32 pad0;
1326 	__u64 realtime;
1327 	__u64 host_tsc;
1328 	__u32 pad[4];
1329 };
1330 
1331 /* For KVM_CAP_SW_TLB */
1332 
1333 #define KVM_MMU_FSL_BOOKE_NOHV		0
1334 #define KVM_MMU_FSL_BOOKE_HV		1
1335 
1336 struct kvm_config_tlb {
1337 	__u64 params;
1338 	__u64 array;
1339 	__u32 mmu_type;
1340 	__u32 array_len;
1341 };
1342 
1343 struct kvm_dirty_tlb {
1344 	__u64 bitmap;
1345 	__u32 num_dirty;
1346 };
1347 
1348 /* Available with KVM_CAP_ONE_REG */
1349 
1350 #define KVM_REG_ARCH_MASK	0xff00000000000000ULL
1351 #define KVM_REG_GENERIC		0x0000000000000000ULL
1352 
1353 /*
1354  * Architecture specific registers are to be defined in arch headers and
1355  * ORed with the arch identifier.
1356  */
1357 #define KVM_REG_PPC		0x1000000000000000ULL
1358 #define KVM_REG_X86		0x2000000000000000ULL
1359 #define KVM_REG_IA64		0x3000000000000000ULL
1360 #define KVM_REG_ARM		0x4000000000000000ULL
1361 #define KVM_REG_S390		0x5000000000000000ULL
1362 #define KVM_REG_ARM64		0x6000000000000000ULL
1363 #define KVM_REG_MIPS		0x7000000000000000ULL
1364 #define KVM_REG_RISCV		0x8000000000000000ULL
1365 
1366 #define KVM_REG_SIZE_SHIFT	52
1367 #define KVM_REG_SIZE_MASK	0x00f0000000000000ULL
1368 #define KVM_REG_SIZE_U8		0x0000000000000000ULL
1369 #define KVM_REG_SIZE_U16	0x0010000000000000ULL
1370 #define KVM_REG_SIZE_U32	0x0020000000000000ULL
1371 #define KVM_REG_SIZE_U64	0x0030000000000000ULL
1372 #define KVM_REG_SIZE_U128	0x0040000000000000ULL
1373 #define KVM_REG_SIZE_U256	0x0050000000000000ULL
1374 #define KVM_REG_SIZE_U512	0x0060000000000000ULL
1375 #define KVM_REG_SIZE_U1024	0x0070000000000000ULL
1376 #define KVM_REG_SIZE_U2048	0x0080000000000000ULL
1377 
1378 struct kvm_reg_list {
1379 	__u64 n; /* number of regs */
1380 	__u64 reg[];
1381 };
1382 
1383 struct kvm_one_reg {
1384 	__u64 id;
1385 	__u64 addr;
1386 };
1387 
1388 #define KVM_MSI_VALID_DEVID	(1U << 0)
1389 struct kvm_msi {
1390 	__u32 address_lo;
1391 	__u32 address_hi;
1392 	__u32 data;
1393 	__u32 flags;
1394 	__u32 devid;
1395 	__u8  pad[12];
1396 };
1397 
1398 struct kvm_arm_device_addr {
1399 	__u64 id;
1400 	__u64 addr;
1401 };
1402 
1403 /*
1404  * Device control API, available with KVM_CAP_DEVICE_CTRL
1405  */
1406 #define KVM_CREATE_DEVICE_TEST		1
1407 
1408 struct kvm_create_device {
1409 	__u32	type;	/* in: KVM_DEV_TYPE_xxx */
1410 	__u32	fd;	/* out: device handle */
1411 	__u32	flags;	/* in: KVM_CREATE_DEVICE_xxx */
1412 };
1413 
1414 struct kvm_device_attr {
1415 	__u32	flags;		/* no flags currently defined */
1416 	__u32	group;		/* device-defined */
1417 	__u64	attr;		/* group-defined */
1418 	__u64	addr;		/* userspace address of attr data */
1419 };
1420 
1421 #define  KVM_DEV_VFIO_GROUP			1
1422 #define   KVM_DEV_VFIO_GROUP_ADD			1
1423 #define   KVM_DEV_VFIO_GROUP_DEL			2
1424 #define   KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE		3
1425 
1426 enum kvm_device_type {
1427 	KVM_DEV_TYPE_FSL_MPIC_20	= 1,
1428 #define KVM_DEV_TYPE_FSL_MPIC_20	KVM_DEV_TYPE_FSL_MPIC_20
1429 	KVM_DEV_TYPE_FSL_MPIC_42,
1430 #define KVM_DEV_TYPE_FSL_MPIC_42	KVM_DEV_TYPE_FSL_MPIC_42
1431 	KVM_DEV_TYPE_XICS,
1432 #define KVM_DEV_TYPE_XICS		KVM_DEV_TYPE_XICS
1433 	KVM_DEV_TYPE_VFIO,
1434 #define KVM_DEV_TYPE_VFIO		KVM_DEV_TYPE_VFIO
1435 	KVM_DEV_TYPE_ARM_VGIC_V2,
1436 #define KVM_DEV_TYPE_ARM_VGIC_V2	KVM_DEV_TYPE_ARM_VGIC_V2
1437 	KVM_DEV_TYPE_FLIC,
1438 #define KVM_DEV_TYPE_FLIC		KVM_DEV_TYPE_FLIC
1439 	KVM_DEV_TYPE_ARM_VGIC_V3,
1440 #define KVM_DEV_TYPE_ARM_VGIC_V3	KVM_DEV_TYPE_ARM_VGIC_V3
1441 	KVM_DEV_TYPE_ARM_VGIC_ITS,
1442 #define KVM_DEV_TYPE_ARM_VGIC_ITS	KVM_DEV_TYPE_ARM_VGIC_ITS
1443 	KVM_DEV_TYPE_XIVE,
1444 #define KVM_DEV_TYPE_XIVE		KVM_DEV_TYPE_XIVE
1445 	KVM_DEV_TYPE_ARM_PV_TIME,
1446 #define KVM_DEV_TYPE_ARM_PV_TIME	KVM_DEV_TYPE_ARM_PV_TIME
1447 	KVM_DEV_TYPE_RISCV_AIA,
1448 #define KVM_DEV_TYPE_RISCV_AIA		KVM_DEV_TYPE_RISCV_AIA
1449 	KVM_DEV_TYPE_MAX,
1450 };
1451 
1452 struct kvm_vfio_spapr_tce {
1453 	__s32	groupfd;
1454 	__s32	tablefd;
1455 };
1456 
1457 /*
1458  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1459  * a vcpu fd.
1460  */
1461 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1462 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1463 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1464 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)  /* deprecated */
1465 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1466 					struct kvm_userspace_memory_region)
1467 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1468 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1469 
1470 /* enable ucontrol for s390 */
1471 struct kvm_s390_ucas_mapping {
1472 	__u64 user_addr;
1473 	__u64 vcpu_addr;
1474 	__u64 length;
1475 };
1476 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1477 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1478 #define KVM_S390_VCPU_FAULT	 _IOW(KVMIO, 0x52, unsigned long)
1479 
1480 /* Device model IOC */
1481 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1482 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1483 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1484 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1485 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1486 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1487 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1488 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1489 #define KVM_REGISTER_COALESCED_MMIO \
1490 			_IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1491 #define KVM_UNREGISTER_COALESCED_MMIO \
1492 			_IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1493 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1494 				       struct kvm_assigned_pci_dev)
1495 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1496 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1497 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1498 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1499 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1500 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1501 				       struct kvm_assigned_pci_dev)
1502 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1503 				       struct kvm_assigned_msix_nr)
1504 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1505 				       struct kvm_assigned_msix_entry)
1506 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1507 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1508 #define KVM_CREATE_PIT2		  _IOW(KVMIO,  0x77, struct kvm_pit_config)
1509 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1510 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1511 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1512 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1513 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1514 /* Available with KVM_CAP_PIT_STATE2 */
1515 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1516 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1517 /* Available with KVM_CAP_PPC_GET_PVINFO */
1518 #define KVM_PPC_GET_PVINFO	  _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1519 /* Available with KVM_CAP_TSC_CONTROL for a vCPU, or with
1520 *  KVM_CAP_VM_TSC_CONTROL to set defaults for a VM */
1521 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1522 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1523 /* Available with KVM_CAP_PCI_2_3 */
1524 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1525 				       struct kvm_assigned_pci_dev)
1526 /* Available with KVM_CAP_SIGNAL_MSI */
1527 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1528 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1529 #define KVM_PPC_GET_SMMU_INFO	  _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1530 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1531 #define KVM_PPC_ALLOCATE_HTAB	  _IOWR(KVMIO, 0xa7, __u32)
1532 #define KVM_CREATE_SPAPR_TCE	  _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1533 #define KVM_CREATE_SPAPR_TCE_64	  _IOW(KVMIO,  0xa8, \
1534 				       struct kvm_create_spapr_tce_64)
1535 /* Available with KVM_CAP_RMA */
1536 #define KVM_ALLOCATE_RMA	  _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1537 /* Available with KVM_CAP_PPC_HTAB_FD */
1538 #define KVM_PPC_GET_HTAB_FD	  _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1539 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1540 #define KVM_ARM_SET_DEVICE_ADDR	  _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1541 /* Available with KVM_CAP_PPC_RTAS */
1542 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1543 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1544 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1545 #define KVM_PPC_RESIZE_HPT_COMMIT  _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1546 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1547 #define KVM_PPC_CONFIGURE_V3_MMU  _IOW(KVMIO,  0xaf, struct kvm_ppc_mmuv3_cfg)
1548 /* Available with KVM_CAP_PPC_RADIX_MMU */
1549 #define KVM_PPC_GET_RMMU_INFO	  _IOW(KVMIO,  0xb0, struct kvm_ppc_rmmu_info)
1550 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1551 #define KVM_PPC_GET_CPU_CHAR	  _IOR(KVMIO,  0xb1, struct kvm_ppc_cpu_char)
1552 /* Available with KVM_CAP_PMU_EVENT_FILTER */
1553 #define KVM_SET_PMU_EVENT_FILTER  _IOW(KVMIO,  0xb2, struct kvm_pmu_event_filter)
1554 #define KVM_PPC_SVM_OFF		  _IO(KVMIO,  0xb3)
1555 #define KVM_ARM_MTE_COPY_TAGS	  _IOR(KVMIO,  0xb4, struct kvm_arm_copy_mte_tags)
1556 /* Available with KVM_CAP_COUNTER_OFFSET */
1557 #define KVM_ARM_SET_COUNTER_OFFSET _IOW(KVMIO,  0xb5, struct kvm_arm_counter_offset)
1558 
1559 /* ioctl for vm fd */
1560 #define KVM_CREATE_DEVICE	  _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1561 
1562 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1563 #define KVM_SET_DEVICE_ATTR	  _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1564 #define KVM_GET_DEVICE_ATTR	  _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1565 #define KVM_HAS_DEVICE_ATTR	  _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1566 
1567 /*
1568  * ioctls for vcpu fds
1569  */
1570 #define KVM_RUN                   _IO(KVMIO,   0x80)
1571 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1572 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1573 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1574 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1575 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1576 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1577 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1578 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1579 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1580 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1581 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1582 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1583 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1584 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1585 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1586 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1587 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1588 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1589 /* Available with KVM_CAP_VAPIC */
1590 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1591 /* Available with KVM_CAP_VAPIC */
1592 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1593 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1594 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1595 /* store status for s390 */
1596 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1597 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1598 #define KVM_S390_STORE_STATUS	  _IOW(KVMIO,  0x95, unsigned long)
1599 /* initial ipl psw for s390 */
1600 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1601 /* initial reset for s390 */
1602 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1603 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1604 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1605 /* Available with KVM_CAP_USER_NMI */
1606 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1607 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1608 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1609 /* MCE for x86 */
1610 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1611 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1612 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1613 /* Available with KVM_CAP_VCPU_EVENTS */
1614 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1615 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1616 /* Available with KVM_CAP_DEBUGREGS */
1617 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1618 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1619 /*
1620  * vcpu version available with KVM_CAP_ENABLE_CAP
1621  * vm version available with KVM_CAP_ENABLE_CAP_VM
1622  */
1623 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1624 /* Available with KVM_CAP_XSAVE */
1625 #define KVM_GET_XSAVE		  _IOR(KVMIO,  0xa4, struct kvm_xsave)
1626 #define KVM_SET_XSAVE		  _IOW(KVMIO,  0xa5, struct kvm_xsave)
1627 /* Available with KVM_CAP_XCRS */
1628 #define KVM_GET_XCRS		  _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1629 #define KVM_SET_XCRS		  _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1630 /* Available with KVM_CAP_SW_TLB */
1631 #define KVM_DIRTY_TLB		  _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1632 /* Available with KVM_CAP_ONE_REG */
1633 #define KVM_GET_ONE_REG		  _IOW(KVMIO,  0xab, struct kvm_one_reg)
1634 #define KVM_SET_ONE_REG		  _IOW(KVMIO,  0xac, struct kvm_one_reg)
1635 /* VM is being stopped by host */
1636 #define KVM_KVMCLOCK_CTRL	  _IO(KVMIO,   0xad)
1637 #define KVM_ARM_VCPU_INIT	  _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1638 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1639 #define KVM_GET_REG_LIST	  _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1640 /* Available with KVM_CAP_S390_MEM_OP */
1641 #define KVM_S390_MEM_OP		  _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1642 /* Available with KVM_CAP_S390_SKEYS */
1643 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1644 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1645 /* Available with KVM_CAP_S390_INJECT_IRQ */
1646 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1647 /* Available with KVM_CAP_S390_IRQ_STATE */
1648 #define KVM_S390_SET_IRQ_STATE	  _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1649 #define KVM_S390_GET_IRQ_STATE	  _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1650 /* Available with KVM_CAP_X86_SMM */
1651 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1652 /* Available with KVM_CAP_S390_CMMA_MIGRATION */
1653 #define KVM_S390_GET_CMMA_BITS      _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1654 #define KVM_S390_SET_CMMA_BITS      _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1655 /* Memory Encryption Commands */
1656 #define KVM_MEMORY_ENCRYPT_OP      _IOWR(KVMIO, 0xba, unsigned long)
1657 
1658 struct kvm_enc_region {
1659 	__u64 addr;
1660 	__u64 size;
1661 };
1662 
1663 #define KVM_MEMORY_ENCRYPT_REG_REGION    _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1664 #define KVM_MEMORY_ENCRYPT_UNREG_REGION  _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1665 
1666 /* Available with KVM_CAP_HYPERV_EVENTFD */
1667 #define KVM_HYPERV_EVENTFD        _IOW(KVMIO,  0xbd, struct kvm_hyperv_eventfd)
1668 
1669 /* Available with KVM_CAP_NESTED_STATE */
1670 #define KVM_GET_NESTED_STATE         _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1671 #define KVM_SET_NESTED_STATE         _IOW(KVMIO,  0xbf, struct kvm_nested_state)
1672 
1673 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
1674 #define KVM_CLEAR_DIRTY_LOG          _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1675 
1676 /* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */
1677 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1678 
1679 /* Available with KVM_CAP_ARM_SVE */
1680 #define KVM_ARM_VCPU_FINALIZE	  _IOW(KVMIO,  0xc2, int)
1681 
1682 /* Available with  KVM_CAP_S390_VCPU_RESETS */
1683 #define KVM_S390_NORMAL_RESET	_IO(KVMIO,   0xc3)
1684 #define KVM_S390_CLEAR_RESET	_IO(KVMIO,   0xc4)
1685 
1686 struct kvm_s390_pv_sec_parm {
1687 	__u64 origin;
1688 	__u64 length;
1689 };
1690 
1691 struct kvm_s390_pv_unp {
1692 	__u64 addr;
1693 	__u64 size;
1694 	__u64 tweak;
1695 };
1696 
1697 enum pv_cmd_dmp_id {
1698 	KVM_PV_DUMP_INIT,
1699 	KVM_PV_DUMP_CONFIG_STOR_STATE,
1700 	KVM_PV_DUMP_COMPLETE,
1701 	KVM_PV_DUMP_CPU,
1702 };
1703 
1704 struct kvm_s390_pv_dmp {
1705 	__u64 subcmd;
1706 	__u64 buff_addr;
1707 	__u64 buff_len;
1708 	__u64 gaddr;		/* For dump storage state */
1709 	__u64 reserved[4];
1710 };
1711 
1712 enum pv_cmd_info_id {
1713 	KVM_PV_INFO_VM,
1714 	KVM_PV_INFO_DUMP,
1715 };
1716 
1717 struct kvm_s390_pv_info_dump {
1718 	__u64 dump_cpu_buffer_len;
1719 	__u64 dump_config_mem_buffer_per_1m;
1720 	__u64 dump_config_finalize_len;
1721 };
1722 
1723 struct kvm_s390_pv_info_vm {
1724 	__u64 inst_calls_list[4];
1725 	__u64 max_cpus;
1726 	__u64 max_guests;
1727 	__u64 max_guest_addr;
1728 	__u64 feature_indication;
1729 };
1730 
1731 struct kvm_s390_pv_info_header {
1732 	__u32 id;
1733 	__u32 len_max;
1734 	__u32 len_written;
1735 	__u32 reserved;
1736 };
1737 
1738 struct kvm_s390_pv_info {
1739 	struct kvm_s390_pv_info_header header;
1740 	union {
1741 		struct kvm_s390_pv_info_dump dump;
1742 		struct kvm_s390_pv_info_vm vm;
1743 	};
1744 };
1745 
1746 enum pv_cmd_id {
1747 	KVM_PV_ENABLE,
1748 	KVM_PV_DISABLE,
1749 	KVM_PV_SET_SEC_PARMS,
1750 	KVM_PV_UNPACK,
1751 	KVM_PV_VERIFY,
1752 	KVM_PV_PREP_RESET,
1753 	KVM_PV_UNSHARE_ALL,
1754 	KVM_PV_INFO,
1755 	KVM_PV_DUMP,
1756 	KVM_PV_ASYNC_CLEANUP_PREPARE,
1757 	KVM_PV_ASYNC_CLEANUP_PERFORM,
1758 };
1759 
1760 struct kvm_pv_cmd {
1761 	__u32 cmd;	/* Command to be executed */
1762 	__u16 rc;	/* Ultravisor return code */
1763 	__u16 rrc;	/* Ultravisor return reason code */
1764 	__u64 data;	/* Data or address */
1765 	__u32 flags;    /* flags for future extensions. Must be 0 for now */
1766 	__u32 reserved[3];
1767 };
1768 
1769 /* Available with KVM_CAP_S390_PROTECTED */
1770 #define KVM_S390_PV_COMMAND		_IOWR(KVMIO, 0xc5, struct kvm_pv_cmd)
1771 
1772 /* Available with KVM_CAP_X86_MSR_FILTER */
1773 #define KVM_X86_SET_MSR_FILTER	_IOW(KVMIO,  0xc6, struct kvm_msr_filter)
1774 
1775 /* Available with KVM_CAP_DIRTY_LOG_RING */
1776 #define KVM_RESET_DIRTY_RINGS		_IO(KVMIO, 0xc7)
1777 
1778 /* Per-VM Xen attributes */
1779 #define KVM_XEN_HVM_GET_ATTR	_IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr)
1780 #define KVM_XEN_HVM_SET_ATTR	_IOW(KVMIO,  0xc9, struct kvm_xen_hvm_attr)
1781 
1782 struct kvm_xen_hvm_attr {
1783 	__u16 type;
1784 	__u16 pad[3];
1785 	union {
1786 		__u8 long_mode;
1787 		__u8 vector;
1788 		__u8 runstate_update_flag;
1789 		struct {
1790 			__u64 gfn;
1791 #define KVM_XEN_INVALID_GFN ((__u64)-1)
1792 		} shared_info;
1793 		struct {
1794 			__u32 send_port;
1795 			__u32 type; /* EVTCHNSTAT_ipi / EVTCHNSTAT_interdomain */
1796 			__u32 flags;
1797 #define KVM_XEN_EVTCHN_DEASSIGN		(1 << 0)
1798 #define KVM_XEN_EVTCHN_UPDATE		(1 << 1)
1799 #define KVM_XEN_EVTCHN_RESET		(1 << 2)
1800 			/*
1801 			 * Events sent by the guest are either looped back to
1802 			 * the guest itself (potentially on a different port#)
1803 			 * or signalled via an eventfd.
1804 			 */
1805 			union {
1806 				struct {
1807 					__u32 port;
1808 					__u32 vcpu;
1809 					__u32 priority;
1810 				} port;
1811 				struct {
1812 					__u32 port; /* Zero for eventfd */
1813 					__s32 fd;
1814 				} eventfd;
1815 				__u32 padding[4];
1816 			} deliver;
1817 		} evtchn;
1818 		__u32 xen_version;
1819 		__u64 pad[8];
1820 	} u;
1821 };
1822 
1823 
1824 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */
1825 #define KVM_XEN_ATTR_TYPE_LONG_MODE		0x0
1826 #define KVM_XEN_ATTR_TYPE_SHARED_INFO		0x1
1827 #define KVM_XEN_ATTR_TYPE_UPCALL_VECTOR		0x2
1828 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */
1829 #define KVM_XEN_ATTR_TYPE_EVTCHN		0x3
1830 #define KVM_XEN_ATTR_TYPE_XEN_VERSION		0x4
1831 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG */
1832 #define KVM_XEN_ATTR_TYPE_RUNSTATE_UPDATE_FLAG	0x5
1833 
1834 /* Per-vCPU Xen attributes */
1835 #define KVM_XEN_VCPU_GET_ATTR	_IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr)
1836 #define KVM_XEN_VCPU_SET_ATTR	_IOW(KVMIO,  0xcb, struct kvm_xen_vcpu_attr)
1837 
1838 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */
1839 #define KVM_XEN_HVM_EVTCHN_SEND	_IOW(KVMIO,  0xd0, struct kvm_irq_routing_xen_evtchn)
1840 
1841 #define KVM_GET_SREGS2             _IOR(KVMIO,  0xcc, struct kvm_sregs2)
1842 #define KVM_SET_SREGS2             _IOW(KVMIO,  0xcd, struct kvm_sregs2)
1843 
1844 struct kvm_xen_vcpu_attr {
1845 	__u16 type;
1846 	__u16 pad[3];
1847 	union {
1848 		__u64 gpa;
1849 #define KVM_XEN_INVALID_GPA ((__u64)-1)
1850 		__u64 pad[8];
1851 		struct {
1852 			__u64 state;
1853 			__u64 state_entry_time;
1854 			__u64 time_running;
1855 			__u64 time_runnable;
1856 			__u64 time_blocked;
1857 			__u64 time_offline;
1858 		} runstate;
1859 		__u32 vcpu_id;
1860 		struct {
1861 			__u32 port;
1862 			__u32 priority;
1863 			__u64 expires_ns;
1864 		} timer;
1865 		__u8 vector;
1866 	} u;
1867 };
1868 
1869 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */
1870 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO	0x0
1871 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO	0x1
1872 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADDR	0x2
1873 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_CURRENT	0x3
1874 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_DATA	0x4
1875 #define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADJUST	0x5
1876 /* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */
1877 #define KVM_XEN_VCPU_ATTR_TYPE_VCPU_ID		0x6
1878 #define KVM_XEN_VCPU_ATTR_TYPE_TIMER		0x7
1879 #define KVM_XEN_VCPU_ATTR_TYPE_UPCALL_VECTOR	0x8
1880 
1881 /* Secure Encrypted Virtualization command */
1882 enum sev_cmd_id {
1883 	/* Guest initialization commands */
1884 	KVM_SEV_INIT = 0,
1885 	KVM_SEV_ES_INIT,
1886 	/* Guest launch commands */
1887 	KVM_SEV_LAUNCH_START,
1888 	KVM_SEV_LAUNCH_UPDATE_DATA,
1889 	KVM_SEV_LAUNCH_UPDATE_VMSA,
1890 	KVM_SEV_LAUNCH_SECRET,
1891 	KVM_SEV_LAUNCH_MEASURE,
1892 	KVM_SEV_LAUNCH_FINISH,
1893 	/* Guest migration commands (outgoing) */
1894 	KVM_SEV_SEND_START,
1895 	KVM_SEV_SEND_UPDATE_DATA,
1896 	KVM_SEV_SEND_UPDATE_VMSA,
1897 	KVM_SEV_SEND_FINISH,
1898 	/* Guest migration commands (incoming) */
1899 	KVM_SEV_RECEIVE_START,
1900 	KVM_SEV_RECEIVE_UPDATE_DATA,
1901 	KVM_SEV_RECEIVE_UPDATE_VMSA,
1902 	KVM_SEV_RECEIVE_FINISH,
1903 	/* Guest status and debug commands */
1904 	KVM_SEV_GUEST_STATUS,
1905 	KVM_SEV_DBG_DECRYPT,
1906 	KVM_SEV_DBG_ENCRYPT,
1907 	/* Guest certificates commands */
1908 	KVM_SEV_CERT_EXPORT,
1909 	/* Attestation report */
1910 	KVM_SEV_GET_ATTESTATION_REPORT,
1911 	/* Guest Migration Extension */
1912 	KVM_SEV_SEND_CANCEL,
1913 
1914 	KVM_SEV_NR_MAX,
1915 };
1916 
1917 struct kvm_sev_cmd {
1918 	__u32 id;
1919 	__u64 data;
1920 	__u32 error;
1921 	__u32 sev_fd;
1922 };
1923 
1924 struct kvm_sev_launch_start {
1925 	__u32 handle;
1926 	__u32 policy;
1927 	__u64 dh_uaddr;
1928 	__u32 dh_len;
1929 	__u64 session_uaddr;
1930 	__u32 session_len;
1931 };
1932 
1933 struct kvm_sev_launch_update_data {
1934 	__u64 uaddr;
1935 	__u32 len;
1936 };
1937 
1938 
1939 struct kvm_sev_launch_secret {
1940 	__u64 hdr_uaddr;
1941 	__u32 hdr_len;
1942 	__u64 guest_uaddr;
1943 	__u32 guest_len;
1944 	__u64 trans_uaddr;
1945 	__u32 trans_len;
1946 };
1947 
1948 struct kvm_sev_launch_measure {
1949 	__u64 uaddr;
1950 	__u32 len;
1951 };
1952 
1953 struct kvm_sev_guest_status {
1954 	__u32 handle;
1955 	__u32 policy;
1956 	__u32 state;
1957 };
1958 
1959 struct kvm_sev_dbg {
1960 	__u64 src_uaddr;
1961 	__u64 dst_uaddr;
1962 	__u32 len;
1963 };
1964 
1965 struct kvm_sev_attestation_report {
1966 	__u8 mnonce[16];
1967 	__u64 uaddr;
1968 	__u32 len;
1969 };
1970 
1971 struct kvm_sev_send_start {
1972 	__u32 policy;
1973 	__u64 pdh_cert_uaddr;
1974 	__u32 pdh_cert_len;
1975 	__u64 plat_certs_uaddr;
1976 	__u32 plat_certs_len;
1977 	__u64 amd_certs_uaddr;
1978 	__u32 amd_certs_len;
1979 	__u64 session_uaddr;
1980 	__u32 session_len;
1981 };
1982 
1983 struct kvm_sev_send_update_data {
1984 	__u64 hdr_uaddr;
1985 	__u32 hdr_len;
1986 	__u64 guest_uaddr;
1987 	__u32 guest_len;
1988 	__u64 trans_uaddr;
1989 	__u32 trans_len;
1990 };
1991 
1992 struct kvm_sev_receive_start {
1993 	__u32 handle;
1994 	__u32 policy;
1995 	__u64 pdh_uaddr;
1996 	__u32 pdh_len;
1997 	__u64 session_uaddr;
1998 	__u32 session_len;
1999 };
2000 
2001 struct kvm_sev_receive_update_data {
2002 	__u64 hdr_uaddr;
2003 	__u32 hdr_len;
2004 	__u64 guest_uaddr;
2005 	__u32 guest_len;
2006 	__u64 trans_uaddr;
2007 	__u32 trans_len;
2008 };
2009 
2010 #define KVM_DEV_ASSIGN_ENABLE_IOMMU	(1 << 0)
2011 #define KVM_DEV_ASSIGN_PCI_2_3		(1 << 1)
2012 #define KVM_DEV_ASSIGN_MASK_INTX	(1 << 2)
2013 
2014 struct kvm_assigned_pci_dev {
2015 	__u32 assigned_dev_id;
2016 	__u32 busnr;
2017 	__u32 devfn;
2018 	__u32 flags;
2019 	__u32 segnr;
2020 	union {
2021 		__u32 reserved[11];
2022 	};
2023 };
2024 
2025 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
2026 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
2027 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
2028 
2029 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
2030 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
2031 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
2032 
2033 #define KVM_DEV_IRQ_HOST_MASK	 0x00ff
2034 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
2035 
2036 struct kvm_assigned_irq {
2037 	__u32 assigned_dev_id;
2038 	__u32 host_irq; /* ignored (legacy field) */
2039 	__u32 guest_irq;
2040 	__u32 flags;
2041 	union {
2042 		__u32 reserved[12];
2043 	};
2044 };
2045 
2046 struct kvm_assigned_msix_nr {
2047 	__u32 assigned_dev_id;
2048 	__u16 entry_nr;
2049 	__u16 padding;
2050 };
2051 
2052 #define KVM_MAX_MSIX_PER_DEV		256
2053 struct kvm_assigned_msix_entry {
2054 	__u32 assigned_dev_id;
2055 	__u32 gsi;
2056 	__u16 entry; /* The index of entry in the MSI-X table */
2057 	__u16 padding[3];
2058 };
2059 
2060 #define KVM_X2APIC_API_USE_32BIT_IDS            (1ULL << 0)
2061 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK  (1ULL << 1)
2062 
2063 /* Available with KVM_CAP_ARM_USER_IRQ */
2064 
2065 /* Bits for run->s.regs.device_irq_level */
2066 #define KVM_ARM_DEV_EL1_VTIMER		(1 << 0)
2067 #define KVM_ARM_DEV_EL1_PTIMER		(1 << 1)
2068 #define KVM_ARM_DEV_PMU			(1 << 2)
2069 
2070 struct kvm_hyperv_eventfd {
2071 	__u32 conn_id;
2072 	__s32 fd;
2073 	__u32 flags;
2074 	__u32 padding[3];
2075 };
2076 
2077 #define KVM_HYPERV_CONN_ID_MASK		0x00ffffff
2078 #define KVM_HYPERV_EVENTFD_DEASSIGN	(1 << 0)
2079 
2080 #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE    (1 << 0)
2081 #define KVM_DIRTY_LOG_INITIALLY_SET            (1 << 1)
2082 
2083 /*
2084  * Arch needs to define the macro after implementing the dirty ring
2085  * feature.  KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the
2086  * starting page offset of the dirty ring structures.
2087  */
2088 #ifndef KVM_DIRTY_LOG_PAGE_OFFSET
2089 #define KVM_DIRTY_LOG_PAGE_OFFSET 0
2090 #endif
2091 
2092 /*
2093  * KVM dirty GFN flags, defined as:
2094  *
2095  * |---------------+---------------+--------------|
2096  * | bit 1 (reset) | bit 0 (dirty) | Status       |
2097  * |---------------+---------------+--------------|
2098  * |             0 |             0 | Invalid GFN  |
2099  * |             0 |             1 | Dirty GFN    |
2100  * |             1 |             X | GFN to reset |
2101  * |---------------+---------------+--------------|
2102  *
2103  * Lifecycle of a dirty GFN goes like:
2104  *
2105  *      dirtied         harvested        reset
2106  * 00 -----------> 01 -------------> 1X -------+
2107  *  ^                                          |
2108  *  |                                          |
2109  *  +------------------------------------------+
2110  *
2111  * The userspace program is only responsible for the 01->1X state
2112  * conversion after harvesting an entry.  Also, it must not skip any
2113  * dirty bits, so that dirty bits are always harvested in sequence.
2114  */
2115 #define KVM_DIRTY_GFN_F_DIRTY           _BITUL(0)
2116 #define KVM_DIRTY_GFN_F_RESET           _BITUL(1)
2117 #define KVM_DIRTY_GFN_F_MASK            0x3
2118 
2119 /*
2120  * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of
2121  * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn.  The
2122  * size of the gfn buffer is decided by the first argument when
2123  * enabling KVM_CAP_DIRTY_LOG_RING.
2124  */
2125 struct kvm_dirty_gfn {
2126 	__u32 flags;
2127 	__u32 slot;
2128 	__u64 offset;
2129 };
2130 
2131 #define KVM_BUS_LOCK_DETECTION_OFF             (1 << 0)
2132 #define KVM_BUS_LOCK_DETECTION_EXIT            (1 << 1)
2133 
2134 #define KVM_PMU_CAP_DISABLE                    (1 << 0)
2135 
2136 /**
2137  * struct kvm_stats_header - Header of per vm/vcpu binary statistics data.
2138  * @flags: Some extra information for header, always 0 for now.
2139  * @name_size: The size in bytes of the memory which contains statistics
2140  *             name string including trailing '\0'. The memory is allocated
2141  *             at the send of statistics descriptor.
2142  * @num_desc: The number of statistics the vm or vcpu has.
2143  * @id_offset: The offset of the vm/vcpu stats' id string in the file pointed
2144  *             by vm/vcpu stats fd.
2145  * @desc_offset: The offset of the vm/vcpu stats' descriptor block in the file
2146  *               pointd by vm/vcpu stats fd.
2147  * @data_offset: The offset of the vm/vcpu stats' data block in the file
2148  *               pointed by vm/vcpu stats fd.
2149  *
2150  * This is the header userspace needs to read from stats fd before any other
2151  * readings. It is used by userspace to discover all the information about the
2152  * vm/vcpu's binary statistics.
2153  * Userspace reads this header from the start of the vm/vcpu's stats fd.
2154  */
2155 struct kvm_stats_header {
2156 	__u32 flags;
2157 	__u32 name_size;
2158 	__u32 num_desc;
2159 	__u32 id_offset;
2160 	__u32 desc_offset;
2161 	__u32 data_offset;
2162 };
2163 
2164 #define KVM_STATS_TYPE_SHIFT		0
2165 #define KVM_STATS_TYPE_MASK		(0xF << KVM_STATS_TYPE_SHIFT)
2166 #define KVM_STATS_TYPE_CUMULATIVE	(0x0 << KVM_STATS_TYPE_SHIFT)
2167 #define KVM_STATS_TYPE_INSTANT		(0x1 << KVM_STATS_TYPE_SHIFT)
2168 #define KVM_STATS_TYPE_PEAK		(0x2 << KVM_STATS_TYPE_SHIFT)
2169 #define KVM_STATS_TYPE_LINEAR_HIST	(0x3 << KVM_STATS_TYPE_SHIFT)
2170 #define KVM_STATS_TYPE_LOG_HIST		(0x4 << KVM_STATS_TYPE_SHIFT)
2171 #define KVM_STATS_TYPE_MAX		KVM_STATS_TYPE_LOG_HIST
2172 
2173 #define KVM_STATS_UNIT_SHIFT		4
2174 #define KVM_STATS_UNIT_MASK		(0xF << KVM_STATS_UNIT_SHIFT)
2175 #define KVM_STATS_UNIT_NONE		(0x0 << KVM_STATS_UNIT_SHIFT)
2176 #define KVM_STATS_UNIT_BYTES		(0x1 << KVM_STATS_UNIT_SHIFT)
2177 #define KVM_STATS_UNIT_SECONDS		(0x2 << KVM_STATS_UNIT_SHIFT)
2178 #define KVM_STATS_UNIT_CYCLES		(0x3 << KVM_STATS_UNIT_SHIFT)
2179 #define KVM_STATS_UNIT_BOOLEAN		(0x4 << KVM_STATS_UNIT_SHIFT)
2180 #define KVM_STATS_UNIT_MAX		KVM_STATS_UNIT_BOOLEAN
2181 
2182 #define KVM_STATS_BASE_SHIFT		8
2183 #define KVM_STATS_BASE_MASK		(0xF << KVM_STATS_BASE_SHIFT)
2184 #define KVM_STATS_BASE_POW10		(0x0 << KVM_STATS_BASE_SHIFT)
2185 #define KVM_STATS_BASE_POW2		(0x1 << KVM_STATS_BASE_SHIFT)
2186 #define KVM_STATS_BASE_MAX		KVM_STATS_BASE_POW2
2187 
2188 /**
2189  * struct kvm_stats_desc - Descriptor of a KVM statistics.
2190  * @flags: Annotations of the stats, like type, unit, etc.
2191  * @exponent: Used together with @flags to determine the unit.
2192  * @size: The number of data items for this stats.
2193  *        Every data item is of type __u64.
2194  * @offset: The offset of the stats to the start of stat structure in
2195  *          structure kvm or kvm_vcpu.
2196  * @bucket_size: A parameter value used for histogram stats. It is only used
2197  *		for linear histogram stats, specifying the size of the bucket;
2198  * @name: The name string for the stats. Its size is indicated by the
2199  *        &kvm_stats_header->name_size.
2200  */
2201 struct kvm_stats_desc {
2202 	__u32 flags;
2203 	__s16 exponent;
2204 	__u16 size;
2205 	__u32 offset;
2206 	__u32 bucket_size;
2207 	char name[];
2208 };
2209 
2210 #define KVM_GET_STATS_FD  _IO(KVMIO,  0xce)
2211 
2212 /* Available with KVM_CAP_XSAVE2 */
2213 #define KVM_GET_XSAVE2		  _IOR(KVMIO,  0xcf, struct kvm_xsave)
2214 
2215 /* Available with KVM_CAP_S390_PROTECTED_DUMP */
2216 #define KVM_S390_PV_CPU_COMMAND	_IOWR(KVMIO, 0xd0, struct kvm_pv_cmd)
2217 
2218 /* Available with KVM_CAP_X86_NOTIFY_VMEXIT */
2219 #define KVM_X86_NOTIFY_VMEXIT_ENABLED		(1ULL << 0)
2220 #define KVM_X86_NOTIFY_VMEXIT_USER		(1ULL << 1)
2221 
2222 /* Available with KVM_CAP_S390_ZPCI_OP */
2223 #define KVM_S390_ZPCI_OP         _IOW(KVMIO,  0xd1, struct kvm_s390_zpci_op)
2224 
2225 struct kvm_s390_zpci_op {
2226 	/* in */
2227 	__u32 fh;               /* target device */
2228 	__u8  op;               /* operation to perform */
2229 	__u8  pad[3];
2230 	union {
2231 		/* for KVM_S390_ZPCIOP_REG_AEN */
2232 		struct {
2233 			__u64 ibv;      /* Guest addr of interrupt bit vector */
2234 			__u64 sb;       /* Guest addr of summary bit */
2235 			__u32 flags;
2236 			__u32 noi;      /* Number of interrupts */
2237 			__u8 isc;       /* Guest interrupt subclass */
2238 			__u8 sbo;       /* Offset of guest summary bit vector */
2239 			__u16 pad;
2240 		} reg_aen;
2241 		__u64 reserved[8];
2242 	} u;
2243 };
2244 
2245 /* types for kvm_s390_zpci_op->op */
2246 #define KVM_S390_ZPCIOP_REG_AEN                0
2247 #define KVM_S390_ZPCIOP_DEREG_AEN      1
2248 
2249 /* flags for kvm_s390_zpci_op->u.reg_aen.flags */
2250 #define KVM_S390_ZPCIOP_REGAEN_HOST    (1 << 0)
2251 
2252 #endif /* __LINUX_KVM_H */
2253