xref: /illumos-kvm-cmd/kvm/include/linux/kvm.h (revision 68396ea9)
1 #ifndef __LINUX_KVM_H
2 #define __LINUX_KVM_H
3 
4 /*
5  * Userspace interface for /dev/kvm - kernel based virtual machine
6  *
7  * Note: you must update KVM_API_VERSION if you change this interface.
8  */
9 
10 #include <linux/types.h>
11 #include <linux/compiler.h>
12 #include <linux/ioctl.h>
13 #include <asm/kvm.h>
14 
15 #define KVM_API_VERSION 12
16 
17 /* *** Deprecated interfaces *** */
18 
19 #define KVM_TRC_SHIFT           16
20 
21 #define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
22 #define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1))
23 
24 #define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
25 #define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
26 #define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)
27 
28 #define KVM_TRC_HEAD_SIZE       12
29 #define KVM_TRC_CYCLE_SIZE      8
30 #define KVM_TRC_EXTRA_MAX       7
31 
32 #define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
33 #define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
34 #define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
35 #define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
36 #define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
37 #define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
38 #define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
39 #define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
40 #define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
41 #define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
42 #define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
43 #define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
44 #define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
45 #define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
46 #define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
47 #define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
48 #define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
49 #define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
50 #define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
51 #define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
52 #define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
53 #define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
54 #define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
55 #define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)
56 
57 struct kvm_user_trace_setup {
58 	__u32 buf_size;
59 	__u32 buf_nr;
60 };
61 
62 #define __KVM_DEPRECATED_MAIN_W_0x06 \
63 	_IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
64 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
65 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
66 
67 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
68 
69 struct kvm_breakpoint {
70 	__u32 enabled;
71 	__u32 padding;
72 	__u64 address;
73 };
74 
75 struct kvm_debug_guest {
76 	__u32 enabled;
77 	__u32 pad;
78 	struct kvm_breakpoint breakpoints[4];
79 	__u32 singlestep;
80 };
81 
82 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
83 
84 /* *** End of deprecated interfaces *** */
85 
86 
87 /* for KVM_CREATE_MEMORY_REGION */
88 struct kvm_memory_region {
89 	__u32 slot;
90 	__u32 flags;
91 	__u64 guest_phys_addr;
92 	__u64 memory_size; /* bytes */
93 };
94 
95 /* for KVM_SET_USER_MEMORY_REGION */
96 struct kvm_userspace_memory_region {
97 	__u32 slot;
98 	__u32 flags;
99 	__u64 guest_phys_addr;
100 	__u64 memory_size; /* bytes */
101 	__u64 userspace_addr; /* start of the userspace allocated memory */
102 };
103 
104 /* for kvm_memory_region::flags */
105 #define KVM_MEM_LOG_DIRTY_PAGES  1UL
106 #define KVM_MEMSLOT_INVALID      (1UL << 1)
107 
108 /* for KVM_IRQ_LINE */
109 struct kvm_irq_level {
110 	/*
111 	 * ACPI gsi notion of irq.
112 	 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
113 	 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
114 	 */
115 	union {
116 		__u32 irq;
117 		__s32 status;
118 	};
119 	__u32 level;
120 };
121 
122 
123 struct kvm_irqchip {
124 	__u32 chip_id;
125 	__u32 pad;
126         union {
127 		char dummy[512];  /* reserving space */
128 #ifdef __KVM_HAVE_PIT
129 		struct kvm_pic_state pic;
130 #endif
131 #ifdef __KVM_HAVE_IOAPIC
132 		struct kvm_ioapic_state ioapic;
133 #endif
134 	} chip;
135 };
136 
137 /* for KVM_CREATE_PIT2 */
138 struct kvm_pit_config {
139 	__u32 flags;
140 	__u32 pad[15];
141 };
142 
143 #define KVM_PIT_SPEAKER_DUMMY     1
144 
145 #define KVM_EXIT_UNKNOWN          0
146 #define KVM_EXIT_EXCEPTION        1
147 #define KVM_EXIT_IO               2
148 #define KVM_EXIT_HYPERCALL        3
149 #define KVM_EXIT_DEBUG            4
150 #define KVM_EXIT_HLT              5
151 #define KVM_EXIT_MMIO             6
152 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
153 #define KVM_EXIT_SHUTDOWN         8
154 #define KVM_EXIT_FAIL_ENTRY       9
155 #define KVM_EXIT_INTR             10
156 #define KVM_EXIT_SET_TPR          11
157 #define KVM_EXIT_TPR_ACCESS       12
158 #define KVM_EXIT_S390_SIEIC       13
159 #define KVM_EXIT_S390_RESET       14
160 #define KVM_EXIT_DCR              15
161 #define KVM_EXIT_NMI              16
162 #define KVM_EXIT_INTERNAL_ERROR   17
163 #define KVM_EXIT_OSI              18
164 
165 /* For KVM_EXIT_INTERNAL_ERROR */
166 #define KVM_INTERNAL_ERROR_EMULATION 1
167 #define KVM_INTERNAL_ERROR_SIMUL_EX 2
168 
169 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
170 struct kvm_run {
171 	/* in */
172 	__u8 request_interrupt_window;
173 	__u8 padding1[7];
174 
175 	/* out */
176 	__u32 exit_reason;
177 	__u8 ready_for_interrupt_injection;
178 	__u8 if_flag;
179 	__u8 padding2[2];
180 
181 	/* in (pre_kvm_run), out (post_kvm_run) */
182 	__u64 cr8;
183 	__u64 apic_base;
184 
185 #ifdef __KVM_S390
186 	/* the processor status word for s390 */
187 	__u64 psw_mask; /* psw upper half */
188 	__u64 psw_addr; /* psw lower half */
189 #endif
190 	union {
191 		/* KVM_EXIT_UNKNOWN */
192 		struct {
193 			__u64 hardware_exit_reason;
194 		} hw;
195 		/* KVM_EXIT_FAIL_ENTRY */
196 		struct {
197 			__u64 hardware_entry_failure_reason;
198 		} fail_entry;
199 		/* KVM_EXIT_EXCEPTION */
200 		struct {
201 			__u32 exception;
202 			__u32 error_code;
203 		} ex;
204 		/* KVM_EXIT_IO */
205 		struct {
206 #define KVM_EXIT_IO_IN  0
207 #define KVM_EXIT_IO_OUT 1
208 			__u8 direction;
209 			__u8 size; /* bytes */
210 			__u16 port;
211 			__u32 count;
212 			__u64 data_offset; /* relative to kvm_run start */
213 		} io;
214 		struct {
215 			struct kvm_debug_exit_arch arch;
216 		} debug;
217 		/* KVM_EXIT_MMIO */
218 		struct {
219 			__u64 phys_addr;
220 			__u8  data[8];
221 			__u32 len;
222 			__u8  is_write;
223 		} mmio;
224 		/* KVM_EXIT_HYPERCALL */
225 		struct {
226 			__u64 nr;
227 			__u64 args[6];
228 			__u64 ret;
229 			__u32 longmode;
230 			__u32 pad;
231 		} hypercall;
232 		/* KVM_EXIT_TPR_ACCESS */
233 		struct {
234 			__u64 rip;
235 			__u32 is_write;
236 			__u32 pad;
237 		} tpr_access;
238 		/* KVM_EXIT_S390_SIEIC */
239 		struct {
240 			__u8 icptcode;
241 			__u16 ipa;
242 			__u32 ipb;
243 		} s390_sieic;
244 		/* KVM_EXIT_S390_RESET */
245 #define KVM_S390_RESET_POR       1
246 #define KVM_S390_RESET_CLEAR     2
247 #define KVM_S390_RESET_SUBSYSTEM 4
248 #define KVM_S390_RESET_CPU_INIT  8
249 #define KVM_S390_RESET_IPL       16
250 		__u64 s390_reset_flags;
251 		/* KVM_EXIT_DCR */
252 		struct {
253 			__u32 dcrn;
254 			__u32 data;
255 			__u8  is_write;
256 		} dcr;
257 		struct {
258 			__u32 suberror;
259 			/* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
260 			__u32 ndata;
261 			__u64 data[16];
262 		} internal;
263 		/* KVM_EXIT_OSI */
264 		struct {
265 			__u64 gprs[32];
266 		} osi;
267 		/* Fix the size of the union. */
268 		char padding[256];
269 	};
270 };
271 
272 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
273 
274 struct kvm_coalesced_mmio_zone {
275 	__u64 addr;
276 	__u32 size;
277 	__u32 pad;
278 };
279 
280 struct kvm_coalesced_mmio {
281 	__u64 phys_addr;
282 	__u32 len;
283 	__u32 pad;
284 	__u8  data[8];
285 };
286 
287 struct kvm_coalesced_mmio_ring {
288 	__u32 first, last;
289 	struct kvm_coalesced_mmio coalesced_mmio[0];
290 };
291 
292 #define KVM_COALESCED_MMIO_MAX \
293 	((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
294 	 sizeof(struct kvm_coalesced_mmio))
295 
296 /* for KVM_TRANSLATE */
297 struct kvm_translation {
298 	/* in */
299 	__u64 linear_address;
300 
301 	/* out */
302 	__u64 physical_address;
303 	__u8  valid;
304 	__u8  writeable;
305 	__u8  usermode;
306 	__u8  pad[5];
307 };
308 
309 /* for KVM_INTERRUPT */
310 struct kvm_interrupt {
311 	/* in */
312 	__u32 irq;
313 };
314 
315 /* for KVM_GET_DIRTY_LOG */
316 struct kvm_dirty_log {
317 	__u32 slot;
318 	__u32 padding1;
319 	union {
320 		void *dirty_bitmap; /* one bit per page */
321 		__u64 padding2;
322 	};
323 };
324 
325 /* for KVM_SET_SIGNAL_MASK */
326 struct kvm_signal_mask {
327 	__u32 len;
328 	__u8  sigset[0];
329 };
330 
331 /* for KVM_TPR_ACCESS_REPORTING */
332 struct kvm_tpr_access_ctl {
333 	__u32 enabled;
334 	__u32 flags;
335 	__u32 reserved[8];
336 };
337 
338 /* for KVM_SET_VAPIC_ADDR */
339 struct kvm_vapic_addr {
340 	__u64 vapic_addr;
341 };
342 
343 /* for KVM_SET_MPSTATE */
344 
345 #define KVM_MP_STATE_RUNNABLE          0
346 #define KVM_MP_STATE_UNINITIALIZED     1
347 #define KVM_MP_STATE_INIT_RECEIVED     2
348 #define KVM_MP_STATE_HALTED            3
349 #define KVM_MP_STATE_SIPI_RECEIVED     4
350 
351 struct kvm_mp_state {
352 	__u32 mp_state;
353 };
354 
355 struct kvm_s390_psw {
356 	__u64 mask;
357 	__u64 addr;
358 };
359 
360 /* valid values for type in kvm_s390_interrupt */
361 #define KVM_S390_SIGP_STOP		0xfffe0000u
362 #define KVM_S390_PROGRAM_INT		0xfffe0001u
363 #define KVM_S390_SIGP_SET_PREFIX	0xfffe0002u
364 #define KVM_S390_RESTART		0xfffe0003u
365 #define KVM_S390_INT_VIRTIO		0xffff2603u
366 #define KVM_S390_INT_SERVICE		0xffff2401u
367 #define KVM_S390_INT_EMERGENCY		0xffff1201u
368 
369 struct kvm_s390_interrupt {
370 	__u32 type;
371 	__u32 parm;
372 	__u64 parm64;
373 };
374 
375 /* for KVM_SET_GUEST_DEBUG */
376 
377 #define KVM_GUESTDBG_ENABLE		0x00000001
378 #define KVM_GUESTDBG_SINGLESTEP		0x00000002
379 
380 struct kvm_guest_debug {
381 	__u32 control;
382 	__u32 pad;
383 	struct kvm_guest_debug_arch arch;
384 };
385 
386 enum {
387 	kvm_ioeventfd_flag_nr_datamatch,
388 	kvm_ioeventfd_flag_nr_pio,
389 	kvm_ioeventfd_flag_nr_deassign,
390 	kvm_ioeventfd_flag_nr_max,
391 };
392 
393 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
394 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
395 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
396 
397 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
398 
399 struct kvm_ioeventfd {
400 	__u64 datamatch;
401 	__u64 addr;        /* legal pio/mmio address */
402 	__u32 len;         /* 1, 2, 4, or 8 bytes    */
403 	__s32 fd;
404 	__u32 flags;
405 	__u8  pad[36];
406 };
407 
408 /* for KVM_ENABLE_CAP */
409 struct kvm_enable_cap {
410 	/* in */
411 	__u32 cap;
412 	__u32 flags;
413 	__u64 args[4];
414 	__u8  pad[64];
415 };
416 
417 #define KVMIO 0xAE
418 
419 /*
420  * ioctls for /dev/kvm fds:
421  */
422 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
423 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
424 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
425 
426 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
427 /*
428  * Check if a kvm extension is available.  Argument is extension number,
429  * return is 1 (yes) or 0 (no, sorry).
430  */
431 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
432 /*
433  * Get size for mmap(vcpu_fd)
434  */
435 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
436 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
437 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
438 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
439 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
440 
441 /*
442  * Extension capability list.
443  */
444 #define KVM_CAP_IRQCHIP	  0
445 #define KVM_CAP_HLT	  1
446 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
447 #define KVM_CAP_USER_MEMORY 3
448 #define KVM_CAP_SET_TSS_ADDR 4
449 #define KVM_CAP_VAPIC 6
450 #define KVM_CAP_EXT_CPUID 7
451 #define KVM_CAP_CLOCKSOURCE 8
452 #define KVM_CAP_NR_VCPUS 9       /* returns max vcpus per vm */
453 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
454 #define KVM_CAP_PIT 11
455 #define KVM_CAP_NOP_IO_DELAY 12
456 #define KVM_CAP_PV_MMU 13
457 #define KVM_CAP_MP_STATE 14
458 #define KVM_CAP_COALESCED_MMIO 15
459 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
460 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
461 #define KVM_CAP_DEVICE_ASSIGNMENT 17
462 #endif
463 #define KVM_CAP_IOMMU 18
464 #ifdef __KVM_HAVE_MSI
465 #define KVM_CAP_DEVICE_MSI 20
466 #endif
467 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
468 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
469 #ifdef __KVM_HAVE_USER_NMI
470 #define KVM_CAP_USER_NMI 22
471 #endif
472 #ifdef __KVM_HAVE_GUEST_DEBUG
473 #define KVM_CAP_SET_GUEST_DEBUG 23
474 #endif
475 #ifdef __KVM_HAVE_PIT
476 #define KVM_CAP_REINJECT_CONTROL 24
477 #endif
478 #ifdef __KVM_HAVE_IOAPIC
479 #define KVM_CAP_IRQ_ROUTING 25
480 #endif
481 #define KVM_CAP_IRQ_INJECT_STATUS 26
482 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
483 #define KVM_CAP_DEVICE_DEASSIGNMENT 27
484 #endif
485 #ifdef __KVM_HAVE_MSIX
486 #define KVM_CAP_DEVICE_MSIX 28
487 #endif
488 #define KVM_CAP_ASSIGN_DEV_IRQ 29
489 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
490 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
491 #ifdef __KVM_HAVE_MCE
492 #define KVM_CAP_MCE 31
493 #endif
494 #define KVM_CAP_IRQFD 32
495 #ifdef __KVM_HAVE_PIT
496 #define KVM_CAP_PIT2 33
497 #endif
498 #define KVM_CAP_SET_BOOT_CPU_ID 34
499 #ifdef __KVM_HAVE_PIT_STATE2
500 #define KVM_CAP_PIT_STATE2 35
501 #endif
502 #define KVM_CAP_IOEVENTFD 36
503 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
504 #ifdef __KVM_HAVE_XEN_HVM
505 #define KVM_CAP_XEN_HVM 38
506 #endif
507 #define KVM_CAP_ADJUST_CLOCK 39
508 #define KVM_CAP_INTERNAL_ERROR_DATA 40
509 #ifdef __KVM_HAVE_VCPU_EVENTS
510 #define KVM_CAP_VCPU_EVENTS 41
511 #endif
512 #define KVM_CAP_S390_PSW 42
513 #define KVM_CAP_PPC_SEGSTATE 43
514 #define KVM_CAP_HYPERV 44
515 #define KVM_CAP_HYPERV_VAPIC 45
516 #define KVM_CAP_HYPERV_SPIN 46
517 #define KVM_CAP_PCI_SEGMENT 47
518 #define KVM_CAP_PPC_PAIRED_SINGLES 48
519 #define KVM_CAP_INTR_SHADOW 49
520 #ifdef __KVM_HAVE_DEBUGREGS
521 #define KVM_CAP_DEBUGREGS 50
522 #endif
523 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
524 #define KVM_CAP_PPC_OSI 52
525 #define KVM_CAP_PPC_UNSET_IRQ 53
526 #define KVM_CAP_ENABLE_CAP 54
527 #ifdef __KVM_HAVE_XSAVE
528 #define KVM_CAP_XSAVE 55
529 #endif
530 #ifdef __KVM_HAVE_XCRS
531 #define KVM_CAP_XCRS 56
532 #endif
533 
534 #ifdef KVM_CAP_IRQ_ROUTING
535 
536 struct kvm_irq_routing_irqchip {
537 	__u32 irqchip;
538 	__u32 pin;
539 };
540 
541 struct kvm_irq_routing_msi {
542 	__u32 address_lo;
543 	__u32 address_hi;
544 	__u32 data;
545 	__u32 pad;
546 };
547 
548 /* gsi routing entry types */
549 #define KVM_IRQ_ROUTING_IRQCHIP 1
550 #define KVM_IRQ_ROUTING_MSI 2
551 
552 struct kvm_irq_routing_entry {
553 	__u32 gsi;
554 	__u32 type;
555 	__u32 flags;
556 	__u32 pad;
557 	union {
558 		struct kvm_irq_routing_irqchip irqchip;
559 		struct kvm_irq_routing_msi msi;
560 		__u32 pad[8];
561 	} u;
562 };
563 
564 struct kvm_irq_routing {
565 	__u32 nr;
566 	__u32 flags;
567 	struct kvm_irq_routing_entry entries[0];
568 };
569 
570 #endif
571 
572 #ifdef KVM_CAP_MCE
573 /* x86 MCE */
574 struct kvm_x86_mce {
575 	__u64 status;
576 	__u64 addr;
577 	__u64 misc;
578 	__u64 mcg_status;
579 	__u8 bank;
580 	__u8 pad1[7];
581 	__u64 pad2[3];
582 };
583 #endif
584 
585 #ifdef KVM_CAP_XEN_HVM
586 struct kvm_xen_hvm_config {
587 	__u32 flags;
588 	__u32 msr;
589 	__u64 blob_addr_32;
590 	__u64 blob_addr_64;
591 	__u8 blob_size_32;
592 	__u8 blob_size_64;
593 	__u8 pad2[30];
594 };
595 #endif
596 
597 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
598 
599 struct kvm_irqfd {
600 	__u32 fd;
601 	__u32 gsi;
602 	__u32 flags;
603 	__u8  pad[20];
604 };
605 
606 struct kvm_clock_data {
607 	__u64 clock;
608 	__u32 flags;
609 	__u32 pad[9];
610 };
611 
612 /*
613  * ioctls for VM fds
614  */
615 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
616 /*
617  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
618  * a vcpu fd.
619  */
620 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
621 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
622 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
623 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
624 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
625 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
626 					struct kvm_userspace_memory_region)
627 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
628 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
629 /* Device model IOC */
630 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
631 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
632 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
633 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
634 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
635 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
636 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
637 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
638 #define KVM_REGISTER_COALESCED_MMIO \
639 			_IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
640 #define KVM_UNREGISTER_COALESCED_MMIO \
641 			_IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
642 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
643 				       struct kvm_assigned_pci_dev)
644 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
645 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
646 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
647 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
648 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
649 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
650 				       struct kvm_assigned_pci_dev)
651 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
652 				       struct kvm_assigned_msix_nr)
653 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
654 				       struct kvm_assigned_msix_entry)
655 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
656 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
657 #define KVM_CREATE_PIT2		  _IOW(KVMIO,  0x77, struct kvm_pit_config)
658 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
659 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
660 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
661 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
662 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
663 /* Available with KVM_CAP_PIT_STATE2 */
664 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
665 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
666 
667 /*
668  * ioctls for vcpu fds
669  */
670 #define KVM_RUN                   _IO(KVMIO,   0x80)
671 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
672 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
673 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
674 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
675 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
676 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
677 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
678 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
679 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
680 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
681 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
682 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
683 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
684 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
685 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
686 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
687 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
688 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
689 /* Available with KVM_CAP_VAPIC */
690 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
691 /* Available with KVM_CAP_VAPIC */
692 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
693 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
694 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
695 /* store status for s390 */
696 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
697 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
698 #define KVM_S390_STORE_STATUS	  _IOW(KVMIO,  0x95, unsigned long)
699 /* initial ipl psw for s390 */
700 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
701 /* initial reset for s390 */
702 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
703 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
704 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
705 /* Available with KVM_CAP_NMI */
706 #define KVM_NMI                   _IO(KVMIO,   0x9a)
707 /* Available with KVM_CAP_SET_GUEST_DEBUG */
708 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
709 /* MCE for x86 */
710 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
711 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
712 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
713 /* IA64 stack access */
714 #define KVM_IA64_VCPU_GET_STACK   _IOR(KVMIO,  0x9a, void *)
715 #define KVM_IA64_VCPU_SET_STACK   _IOW(KVMIO,  0x9b, void *)
716 /* Available with KVM_CAP_VCPU_EVENTS */
717 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
718 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
719 /* Available with KVM_CAP_DEBUGREGS */
720 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
721 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
722 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
723 /* Available with KVM_CAP_XSAVE */
724 #define KVM_GET_XSAVE		  _IOR(KVMIO,  0xa4, struct kvm_xsave)
725 #define KVM_SET_XSAVE		  _IOW(KVMIO,  0xa5, struct kvm_xsave)
726 /* Available with KVM_CAP_XCRS */
727 #define KVM_GET_XCRS		  _IOR(KVMIO,  0xa6, struct kvm_xcrs)
728 #define KVM_SET_XCRS		  _IOW(KVMIO,  0xa7, struct kvm_xcrs)
729 
730 #define KVM_DEV_ASSIGN_ENABLE_IOMMU	(1 << 0)
731 
732 struct kvm_assigned_pci_dev {
733 	__u32 assigned_dev_id;
734 	__u32 busnr;
735 	__u32 devfn;
736 	__u32 flags;
737 	__u32 segnr;
738 	union {
739 		__u32 reserved[11];
740 	};
741 };
742 
743 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
744 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
745 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
746 
747 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
748 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
749 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
750 
751 #define KVM_DEV_IRQ_HOST_MASK	 0x00ff
752 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
753 
754 struct kvm_assigned_irq {
755 	__u32 assigned_dev_id;
756 	__u32 host_irq;
757 	__u32 guest_irq;
758 	__u32 flags;
759 	union {
760 		struct {
761 			__u32 addr_lo;
762 			__u32 addr_hi;
763 			__u32 data;
764 		} guest_msi;
765 		__u32 reserved[12];
766 	};
767 };
768 
769 
770 struct kvm_assigned_msix_nr {
771 	__u32 assigned_dev_id;
772 	__u16 entry_nr;
773 	__u16 padding;
774 };
775 
776 #define KVM_MAX_MSIX_PER_DEV		256
777 struct kvm_assigned_msix_entry {
778 	__u32 assigned_dev_id;
779 	__u32 gsi;
780 	__u16 entry; /* The index of entry in the MSI-X table */
781 	__u16 padding[3];
782 };
783 
784 #endif /* __LINUX_KVM_H */
785