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1 #ifndef __LINUX_KVM_H
2 #define __LINUX_KVM_H
3 
4 /*
5  * Userspace interface for /dev/kvm - kernel based virtual machine
6  *
7  * Note: you must update KVM_API_VERSION if you change this interface.
8  */
9 
10 #include <linux/types.h>
11 
12 #include <linux/ioctl.h>
13 #include <asm/kvm.h>
14 
15 #define KVM_API_VERSION 12
16 
17 /* for KVM_TRACE_ENABLE, deprecated */
18 struct kvm_user_trace_setup {
19 	__u32 buf_size; /* sub_buffer size of each per-cpu */
20 	__u32 buf_nr; /* the number of sub_buffers of each per-cpu */
21 };
22 
23 /* for KVM_CREATE_MEMORY_REGION */
24 struct kvm_memory_region {
25 	__u32 slot;
26 	__u32 flags;
27 	__u64 guest_phys_addr;
28 	__u64 memory_size; /* bytes */
29 };
30 
31 /* for KVM_SET_USER_MEMORY_REGION */
32 struct kvm_userspace_memory_region {
33 	__u32 slot;
34 	__u32 flags;
35 	__u64 guest_phys_addr;
36 	__u64 memory_size; /* bytes */
37 	__u64 userspace_addr; /* start of the userspace allocated memory */
38 };
39 
40 /* for kvm_memory_region::flags */
41 #define KVM_MEM_LOG_DIRTY_PAGES  1UL
42 
43 
44 /* for KVM_IRQ_LINE */
45 struct kvm_irq_level {
46 	/*
47 	 * ACPI gsi notion of irq.
48 	 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
49 	 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
50 	 */
51 	union {
52 		__u32 irq;
53 		__s32 status;
54 	};
55 	__u32 level;
56 };
57 
58 
59 struct kvm_irqchip {
60 	__u32 chip_id;
61 	__u32 pad;
62         union {
63 		char dummy[512];  /* reserving space */
64 #ifdef __KVM_HAVE_PIT
65 		struct kvm_pic_state pic;
66 #endif
67 #ifdef __KVM_HAVE_IOAPIC
68 		struct kvm_ioapic_state ioapic;
69 #endif
70 	} chip;
71 };
72 
73 /* for KVM_CREATE_PIT2 */
74 struct kvm_pit_config {
75 	__u32 flags;
76 	__u32 pad[15];
77 };
78 
79 #define KVM_PIT_SPEAKER_DUMMY     1
80 
81 #define KVM_EXIT_UNKNOWN          0
82 #define KVM_EXIT_EXCEPTION        1
83 #define KVM_EXIT_IO               2
84 #define KVM_EXIT_HYPERCALL        3
85 #define KVM_EXIT_DEBUG            4
86 #define KVM_EXIT_HLT              5
87 #define KVM_EXIT_MMIO             6
88 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
89 #define KVM_EXIT_SHUTDOWN         8
90 #define KVM_EXIT_FAIL_ENTRY       9
91 #define KVM_EXIT_INTR             10
92 #define KVM_EXIT_SET_TPR          11
93 #define KVM_EXIT_TPR_ACCESS       12
94 #define KVM_EXIT_S390_SIEIC       13
95 #define KVM_EXIT_S390_RESET       14
96 #define KVM_EXIT_DCR              15
97 #define KVM_EXIT_NMI              16
98 #define KVM_EXIT_INTERNAL_ERROR   17
99 
100 /* For KVM_EXIT_INTERNAL_ERROR */
101 #define KVM_INTERNAL_ERROR_EMULATION 1
102 
103 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
104 struct kvm_run {
105 	/* in */
106 	__u8 request_interrupt_window;
107 	__u8 padding1[7];
108 
109 	/* out */
110 	__u32 exit_reason;
111 	__u8 ready_for_interrupt_injection;
112 	__u8 if_flag;
113 	__u8 padding2[2];
114 
115 	/* in (pre_kvm_run), out (post_kvm_run) */
116 	__u64 cr8;
117 	__u64 apic_base;
118 
119 #ifdef __KVM_S390
120 	/* the processor status word for s390 */
121 	__u64 psw_mask; /* psw upper half */
122 	__u64 psw_addr; /* psw lower half */
123 #endif
124 	union {
125 		/* KVM_EXIT_UNKNOWN */
126 		struct {
127 			__u64 hardware_exit_reason;
128 		} hw;
129 		/* KVM_EXIT_FAIL_ENTRY */
130 		struct {
131 			__u64 hardware_entry_failure_reason;
132 		} fail_entry;
133 		/* KVM_EXIT_EXCEPTION */
134 		struct {
135 			__u32 exception;
136 			__u32 error_code;
137 		} ex;
138 		/* KVM_EXIT_IO */
139 		struct {
140 #define KVM_EXIT_IO_IN  0
141 #define KVM_EXIT_IO_OUT 1
142 			__u8 direction;
143 			__u8 size; /* bytes */
144 			__u16 port;
145 			__u32 count;
146 			__u64 data_offset; /* relative to kvm_run start */
147 		} io;
148 		struct {
149 			struct kvm_debug_exit_arch arch;
150 		} debug;
151 		/* KVM_EXIT_MMIO */
152 		struct {
153 			__u64 phys_addr;
154 			__u8  data[8];
155 			__u32 len;
156 			__u8  is_write;
157 		} mmio;
158 		/* KVM_EXIT_HYPERCALL */
159 		struct {
160 			__u64 nr;
161 			__u64 args[6];
162 			__u64 ret;
163 			__u32 longmode;
164 			__u32 pad;
165 		} hypercall;
166 		/* KVM_EXIT_TPR_ACCESS */
167 		struct {
168 			__u64 rip;
169 			__u32 is_write;
170 			__u32 pad;
171 		} tpr_access;
172 		/* KVM_EXIT_S390_SIEIC */
173 		struct {
174 			__u8 icptcode;
175 			__u16 ipa;
176 			__u32 ipb;
177 		} s390_sieic;
178 		/* KVM_EXIT_S390_RESET */
179 #define KVM_S390_RESET_POR       1
180 #define KVM_S390_RESET_CLEAR     2
181 #define KVM_S390_RESET_SUBSYSTEM 4
182 #define KVM_S390_RESET_CPU_INIT  8
183 #define KVM_S390_RESET_IPL       16
184 		__u64 s390_reset_flags;
185 		/* KVM_EXIT_DCR */
186 		struct {
187 			__u32 dcrn;
188 			__u32 data;
189 			__u8  is_write;
190 		} dcr;
191 		struct {
192 			__u32 suberror;
193 		} internal;
194 		/* Fix the size of the union. */
195 		char padding[256];
196 	};
197 };
198 
199 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
200 
201 struct kvm_coalesced_mmio_zone {
202 	__u64 addr;
203 	__u32 size;
204 	__u32 pad;
205 };
206 
207 struct kvm_coalesced_mmio {
208 	__u64 phys_addr;
209 	__u32 len;
210 	__u32 pad;
211 	__u8  data[8];
212 };
213 
214 struct kvm_coalesced_mmio_ring {
215 	__u32 first, last;
216 	struct kvm_coalesced_mmio coalesced_mmio[0];
217 };
218 
219 #define KVM_COALESCED_MMIO_MAX \
220 	((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
221 	 sizeof(struct kvm_coalesced_mmio))
222 
223 /* for KVM_TRANSLATE */
224 struct kvm_translation {
225 	/* in */
226 	__u64 linear_address;
227 
228 	/* out */
229 	__u64 physical_address;
230 	__u8  valid;
231 	__u8  writeable;
232 	__u8  usermode;
233 	__u8  pad[5];
234 };
235 
236 /* for KVM_INTERRUPT */
237 struct kvm_interrupt {
238 	/* in */
239 	__u32 irq;
240 };
241 
242 /* for KVM_GET_DIRTY_LOG */
243 struct kvm_dirty_log {
244 	__u32 slot;
245 	__u32 padding1;
246 	union {
247 		void *dirty_bitmap; /* one bit per page */
248 		__u64 padding2;
249 	};
250 };
251 
252 /* for KVM_SET_SIGNAL_MASK */
253 struct kvm_signal_mask {
254 	__u32 len;
255 	__u8  sigset[0];
256 };
257 
258 /* for KVM_TPR_ACCESS_REPORTING */
259 struct kvm_tpr_access_ctl {
260 	__u32 enabled;
261 	__u32 flags;
262 	__u32 reserved[8];
263 };
264 
265 /* for KVM_SET_VAPIC_ADDR */
266 struct kvm_vapic_addr {
267 	__u64 vapic_addr;
268 };
269 
270 /* for KVM_SET_MPSTATE */
271 
272 #define KVM_MP_STATE_RUNNABLE          0
273 #define KVM_MP_STATE_UNINITIALIZED     1
274 #define KVM_MP_STATE_INIT_RECEIVED     2
275 #define KVM_MP_STATE_HALTED            3
276 #define KVM_MP_STATE_SIPI_RECEIVED     4
277 
278 struct kvm_mp_state {
279 	__u32 mp_state;
280 };
281 
282 struct kvm_s390_psw {
283 	__u64 mask;
284 	__u64 addr;
285 };
286 
287 /* valid values for type in kvm_s390_interrupt */
288 #define KVM_S390_SIGP_STOP		0xfffe0000u
289 #define KVM_S390_PROGRAM_INT		0xfffe0001u
290 #define KVM_S390_SIGP_SET_PREFIX	0xfffe0002u
291 #define KVM_S390_RESTART		0xfffe0003u
292 #define KVM_S390_INT_VIRTIO		0xffff2603u
293 #define KVM_S390_INT_SERVICE		0xffff2401u
294 #define KVM_S390_INT_EMERGENCY		0xffff1201u
295 
296 struct kvm_s390_interrupt {
297 	__u32 type;
298 	__u32 parm;
299 	__u64 parm64;
300 };
301 
302 /* for KVM_SET_GUEST_DEBUG */
303 
304 #define KVM_GUESTDBG_ENABLE		0x00000001
305 #define KVM_GUESTDBG_SINGLESTEP		0x00000002
306 
307 struct kvm_guest_debug {
308 	__u32 control;
309 	__u32 pad;
310 	struct kvm_guest_debug_arch arch;
311 };
312 
313 enum {
314 	kvm_ioeventfd_flag_nr_datamatch,
315 	kvm_ioeventfd_flag_nr_pio,
316 	kvm_ioeventfd_flag_nr_deassign,
317 	kvm_ioeventfd_flag_nr_max,
318 };
319 
320 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
321 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
322 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
323 
324 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
325 
326 struct kvm_ioeventfd {
327 	__u64 datamatch;
328 	__u64 addr;        /* legal pio/mmio address */
329 	__u32 len;         /* 1, 2, 4, or 8 bytes    */
330 	__s32 fd;
331 	__u32 flags;
332 	__u8  pad[36];
333 };
334 
335 #define KVM_TRC_SHIFT           16
336 /*
337  * kvm trace categories
338  */
339 #define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
340 #define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1)) /* only 12 bits */
341 
342 /*
343  * kvm trace action
344  */
345 #define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
346 #define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
347 #define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)
348 
349 #define KVM_TRC_HEAD_SIZE       12
350 #define KVM_TRC_CYCLE_SIZE      8
351 #define KVM_TRC_EXTRA_MAX       7
352 
353 #define KVMIO 0xAE
354 
355 /*
356  * ioctls for /dev/kvm fds:
357  */
358 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
359 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
360 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
361 
362 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
363 /*
364  * Check if a kvm extension is available.  Argument is extension number,
365  * return is 1 (yes) or 0 (no, sorry).
366  */
367 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
368 /*
369  * Get size for mmap(vcpu_fd)
370  */
371 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
372 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
373 /*
374  * ioctls for kvm trace
375  */
376 #define KVM_TRACE_ENABLE          _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
377 #define KVM_TRACE_PAUSE           _IO(KVMIO,  0x07)
378 #define KVM_TRACE_DISABLE         _IO(KVMIO,  0x08)
379 /*
380  * Extension capability list.
381  */
382 #define KVM_CAP_IRQCHIP	  0
383 #define KVM_CAP_HLT	  1
384 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
385 #define KVM_CAP_USER_MEMORY 3
386 #define KVM_CAP_SET_TSS_ADDR 4
387 #define KVM_CAP_VAPIC 6
388 #define KVM_CAP_EXT_CPUID 7
389 #define KVM_CAP_CLOCKSOURCE 8
390 #define KVM_CAP_NR_VCPUS 9       /* returns max vcpus per vm */
391 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
392 #define KVM_CAP_PIT 11
393 #define KVM_CAP_NOP_IO_DELAY 12
394 #define KVM_CAP_PV_MMU 13
395 #define KVM_CAP_MP_STATE 14
396 #define KVM_CAP_COALESCED_MMIO 15
397 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
398 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
399 #define KVM_CAP_DEVICE_ASSIGNMENT 17
400 #endif
401 #define KVM_CAP_IOMMU 18
402 #ifdef __KVM_HAVE_MSI
403 #define KVM_CAP_DEVICE_MSI 20
404 #endif
405 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
406 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
407 #ifdef __KVM_HAVE_USER_NMI
408 #define KVM_CAP_USER_NMI 22
409 #endif
410 #ifdef __KVM_HAVE_GUEST_DEBUG
411 #define KVM_CAP_SET_GUEST_DEBUG 23
412 #endif
413 #ifdef __KVM_HAVE_PIT
414 #define KVM_CAP_REINJECT_CONTROL 24
415 #endif
416 #ifdef __KVM_HAVE_IOAPIC
417 #define KVM_CAP_IRQ_ROUTING 25
418 #endif
419 #define KVM_CAP_IRQ_INJECT_STATUS 26
420 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
421 #define KVM_CAP_DEVICE_DEASSIGNMENT 27
422 #endif
423 #ifdef __KVM_HAVE_MSIX
424 #define KVM_CAP_DEVICE_MSIX 28
425 #endif
426 #define KVM_CAP_ASSIGN_DEV_IRQ 29
427 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
428 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
429 #ifdef __KVM_HAVE_MCE
430 #define KVM_CAP_MCE 31
431 #endif
432 #define KVM_CAP_IRQFD 32
433 #ifdef __KVM_HAVE_PIT
434 #define KVM_CAP_PIT2 33
435 #endif
436 #define KVM_CAP_SET_BOOT_CPU_ID 34
437 #ifdef __KVM_HAVE_PIT_STATE2
438 #define KVM_CAP_PIT_STATE2 35
439 #endif
440 #define KVM_CAP_IOEVENTFD 36
441 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
442 #define KVM_CAP_ADJUST_CLOCK 39
443 
444 #ifdef KVM_CAP_IRQ_ROUTING
445 
446 struct kvm_irq_routing_irqchip {
447 	__u32 irqchip;
448 	__u32 pin;
449 };
450 
451 struct kvm_irq_routing_msi {
452 	__u32 address_lo;
453 	__u32 address_hi;
454 	__u32 data;
455 	__u32 pad;
456 };
457 
458 /* gsi routing entry types */
459 #define KVM_IRQ_ROUTING_IRQCHIP 1
460 #define KVM_IRQ_ROUTING_MSI 2
461 
462 struct kvm_irq_routing_entry {
463 	__u32 gsi;
464 	__u32 type;
465 	__u32 flags;
466 	__u32 pad;
467 	union {
468 		struct kvm_irq_routing_irqchip irqchip;
469 		struct kvm_irq_routing_msi msi;
470 		__u32 pad[8];
471 	} u;
472 };
473 
474 struct kvm_irq_routing {
475 	__u32 nr;
476 	__u32 flags;
477 	struct kvm_irq_routing_entry entries[0];
478 };
479 
480 #endif
481 #define KVM_CAP_S390_PSW 42
482 
483 #ifdef KVM_CAP_MCE
484 /* x86 MCE */
485 struct kvm_x86_mce {
486 	__u64 status;
487 	__u64 addr;
488 	__u64 misc;
489 	__u64 mcg_status;
490 	__u8 bank;
491 	__u8 pad1[7];
492 	__u64 pad2[3];
493 };
494 #endif
495 
496 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
497 
498 struct kvm_irqfd {
499 	__u32 fd;
500 	__u32 gsi;
501 	__u32 flags;
502 	__u8  pad[20];
503 };
504 
505 struct kvm_clock_data {
506 	__u64 clock;
507 	__u32 flags;
508 	__u32 pad[9];
509 };
510 
511 /*
512  * ioctls for VM fds
513  */
514 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO, 0x40, struct kvm_memory_region)
515 /*
516  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
517  * a vcpu fd.
518  */
519 #define KVM_CREATE_VCPU           _IO(KVMIO,  0x41)
520 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO, 0x42, struct kvm_dirty_log)
521 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO, 0x43, struct kvm_memory_alias)
522 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO, 0x44)
523 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO, 0x45)
524 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46,\
525 					struct kvm_userspace_memory_region)
526 #define KVM_SET_TSS_ADDR          _IO(KVMIO, 0x47)
527 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
528 /* Device model IOC */
529 #define KVM_CREATE_IRQCHIP	  _IO(KVMIO,  0x60)
530 #define KVM_IRQ_LINE		  _IOW(KVMIO, 0x61, struct kvm_irq_level)
531 #define KVM_GET_IRQCHIP		  _IOWR(KVMIO, 0x62, struct kvm_irqchip)
532 #define KVM_SET_IRQCHIP		  _IOR(KVMIO,  0x63, struct kvm_irqchip)
533 #define KVM_CREATE_PIT		  _IO(KVMIO,  0x64)
534 #define KVM_GET_PIT		  _IOWR(KVMIO, 0x65, struct kvm_pit_state)
535 #define KVM_SET_PIT		  _IOR(KVMIO,  0x66, struct kvm_pit_state)
536 #define KVM_IRQ_LINE_STATUS	  _IOWR(KVMIO, 0x67, struct kvm_irq_level)
537 #define KVM_REGISTER_COALESCED_MMIO \
538 			_IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
539 #define KVM_UNREGISTER_COALESCED_MMIO \
540 			_IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
541 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
542 				   struct kvm_assigned_pci_dev)
543 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
544 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
545 #define KVM_ASSIGN_IRQ _IOR(KVMIO, 0x70, \
546 			    struct kvm_assigned_irq)
547 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
548 #define KVM_REINJECT_CONTROL      _IO(KVMIO, 0x71)
549 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
550 				     struct kvm_assigned_pci_dev)
551 #define KVM_ASSIGN_SET_MSIX_NR \
552 			_IOW(KVMIO, 0x73, struct kvm_assigned_msix_nr)
553 #define KVM_ASSIGN_SET_MSIX_ENTRY \
554 			_IOW(KVMIO, 0x74, struct kvm_assigned_msix_entry)
555 #define KVM_DEASSIGN_DEV_IRQ       _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
556 #define KVM_IRQFD                  _IOW(KVMIO, 0x76, struct kvm_irqfd)
557 #define KVM_CREATE_PIT2		   _IOW(KVMIO, 0x77, struct kvm_pit_config)
558 #define KVM_SET_BOOT_CPU_ID        _IO(KVMIO, 0x78)
559 #define KVM_IOEVENTFD             _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
560 #define KVM_SET_CLOCK             _IOW(KVMIO, 0x7b, struct kvm_clock_data)
561 #define KVM_GET_CLOCK             _IOR(KVMIO, 0x7c, struct kvm_clock_data)
562 
563 /*
564  * ioctls for vcpu fds
565  */
566 #define KVM_RUN                   _IO(KVMIO,   0x80)
567 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
568 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
569 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
570 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
571 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
572 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
573 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
574 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_DEBUG_GUEST
575 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
576 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
577 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
578 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
579 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
580 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
581 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
582 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
583 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
584 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
585 /* Available with KVM_CAP_VAPIC */
586 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO,  0x92, struct kvm_tpr_access_ctl)
587 /* Available with KVM_CAP_VAPIC */
588 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
589 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
590 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
591 /* store status for s390 */
592 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
593 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
594 #define KVM_S390_STORE_STATUS	  _IOW(KVMIO,  0x95, unsigned long)
595 /* initial ipl psw for s390 */
596 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
597 /* initial reset for s390 */
598 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,  0x97)
599 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
600 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
601 /* Available with KVM_CAP_NMI */
602 #define KVM_NMI                   _IO(KVMIO,  0x9a)
603 /* Available with KVM_CAP_SET_GUEST_DEBUG */
604 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
605 /* MCE for x86 */
606 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
607 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
608 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
609 
610 /*
611  * Deprecated interfaces
612  */
613 struct kvm_breakpoint {
614 	__u32 enabled;
615 	__u32 padding;
616 	__u64 address;
617 };
618 
619 struct kvm_debug_guest {
620 	__u32 enabled;
621 	__u32 pad;
622 	struct kvm_breakpoint breakpoints[4];
623 	__u32 singlestep;
624 };
625 
626 #define __KVM_DEPRECATED_DEBUG_GUEST _IOW(KVMIO,  0x87, struct kvm_debug_guest)
627 
628 #define KVM_IA64_VCPU_GET_STACK   _IOR(KVMIO,  0x9a, void *)
629 #define KVM_IA64_VCPU_SET_STACK   _IOW(KVMIO,  0x9b, void *)
630 
631 #define KVM_GET_PIT2   _IOR(KVMIO,   0x9f, struct kvm_pit_state2)
632 #define KVM_SET_PIT2   _IOW(KVMIO,   0xa0, struct kvm_pit_state2)
633 
634 #define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
635 #define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
636 #define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
637 #define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
638 #define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
639 #define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
640 #define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
641 #define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
642 #define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
643 #define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
644 #define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
645 #define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
646 #define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
647 #define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
648 #define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
649 #define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
650 #define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
651 #define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
652 #define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
653 #define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
654 #define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
655 #define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
656 #define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
657 #define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)
658 
659 #define KVM_DEV_ASSIGN_ENABLE_IOMMU	(1 << 0)
660 
661 struct kvm_assigned_pci_dev {
662 	__u32 assigned_dev_id;
663 	__u32 busnr;
664 	__u32 devfn;
665 	__u32 flags;
666 	union {
667 		__u32 reserved[12];
668 	};
669 };
670 
671 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
672 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
673 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
674 
675 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
676 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
677 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
678 
679 #define KVM_DEV_IRQ_HOST_MASK	 0x00ff
680 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
681 
682 struct kvm_assigned_irq {
683 	__u32 assigned_dev_id;
684 	__u32 host_irq;
685 	__u32 guest_irq;
686 	__u32 flags;
687 	union {
688 		struct {
689 			__u32 addr_lo;
690 			__u32 addr_hi;
691 			__u32 data;
692 		} guest_msi;
693 		__u32 reserved[12];
694 	};
695 };
696 
697 
698 struct kvm_assigned_msix_nr {
699 	__u32 assigned_dev_id;
700 	__u16 entry_nr;
701 	__u16 padding;
702 };
703 
704 #define KVM_MAX_MSIX_PER_DEV		256
705 struct kvm_assigned_msix_entry {
706 	__u32 assigned_dev_id;
707 	__u32 gsi;
708 	__u16 entry; /* The index of entry in the MSI-X table */
709 	__u16 padding[3];
710 };
711 
712 #endif
713