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[pohmelfs.git] / include / linux / kvm.h
blob68e67e50d028e95681f37e47ba98d2e047b01b8b
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 #define KVM_EXIT_PAPR_HCALL 19
165
166 /* For KVM_EXIT_INTERNAL_ERROR */
167 #define KVM_INTERNAL_ERROR_EMULATION 1
168 #define KVM_INTERNAL_ERROR_SIMUL_EX 2
169
170 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
171 struct kvm_run {
172 /* in */
173 __u8 request_interrupt_window;
174 __u8 padding1[7];
175
176 /* out */
177 __u32 exit_reason;
178 __u8 ready_for_interrupt_injection;
179 __u8 if_flag;
180 __u8 padding2[2];
181
182 /* in (pre_kvm_run), out (post_kvm_run) */
183 __u64 cr8;
184 __u64 apic_base;
185
186 #ifdef __KVM_S390
187 /* the processor status word for s390 */
188 __u64 psw_mask; /* psw upper half */
189 __u64 psw_addr; /* psw lower half */
190 #endif
191 union {
192 /* KVM_EXIT_UNKNOWN */
193 struct {
194 __u64 hardware_exit_reason;
195 } hw;
196 /* KVM_EXIT_FAIL_ENTRY */
197 struct {
198 __u64 hardware_entry_failure_reason;
199 } fail_entry;
200 /* KVM_EXIT_EXCEPTION */
201 struct {
202 __u32 exception;
203 __u32 error_code;
204 } ex;
205 /* KVM_EXIT_IO */
206 struct {
207 #define KVM_EXIT_IO_IN 0
208 #define KVM_EXIT_IO_OUT 1
209 __u8 direction;
210 __u8 size; /* bytes */
211 __u16 port;
212 __u32 count;
213 __u64 data_offset; /* relative to kvm_run start */
214 } io;
215 struct {
216 struct kvm_debug_exit_arch arch;
217 } debug;
218 /* KVM_EXIT_MMIO */
219 struct {
220 __u64 phys_addr;
221 __u8 data[8];
222 __u32 len;
223 __u8 is_write;
224 } mmio;
225 /* KVM_EXIT_HYPERCALL */
226 struct {
227 __u64 nr;
228 __u64 args[6];
229 __u64 ret;
230 __u32 longmode;
231 __u32 pad;
232 } hypercall;
233 /* KVM_EXIT_TPR_ACCESS */
234 struct {
235 __u64 rip;
236 __u32 is_write;
237 __u32 pad;
238 } tpr_access;
239 /* KVM_EXIT_S390_SIEIC */
240 struct {
241 __u8 icptcode;
242 __u16 ipa;
243 __u32 ipb;
244 } s390_sieic;
245 /* KVM_EXIT_S390_RESET */
246 #define KVM_S390_RESET_POR 1
247 #define KVM_S390_RESET_CLEAR 2
248 #define KVM_S390_RESET_SUBSYSTEM 4
249 #define KVM_S390_RESET_CPU_INIT 8
250 #define KVM_S390_RESET_IPL 16
251 __u64 s390_reset_flags;
252 /* KVM_EXIT_DCR */
253 struct {
254 __u32 dcrn;
255 __u32 data;
256 __u8 is_write;
257 } dcr;
258 struct {
259 __u32 suberror;
260 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
261 __u32 ndata;
262 __u64 data[16];
263 } internal;
264 /* KVM_EXIT_OSI */
265 struct {
266 __u64 gprs[32];
267 } osi;
268 struct {
269 __u64 nr;
270 __u64 ret;
271 __u64 args[9];
272 } papr_hcall;
273 /* Fix the size of the union. */
274 char padding[256];
275 };
276 };
277
278 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
279
280 struct kvm_coalesced_mmio_zone {
281 __u64 addr;
282 __u32 size;
283 __u32 pad;
284 };
285
286 struct kvm_coalesced_mmio {
287 __u64 phys_addr;
288 __u32 len;
289 __u32 pad;
290 __u8 data[8];
291 };
292
293 struct kvm_coalesced_mmio_ring {
294 __u32 first, last;
295 struct kvm_coalesced_mmio coalesced_mmio[0];
296 };
297
298 #define KVM_COALESCED_MMIO_MAX \
299 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
300 sizeof(struct kvm_coalesced_mmio))
301
302 /* for KVM_TRANSLATE */
303 struct kvm_translation {
304 /* in */
305 __u64 linear_address;
306
307 /* out */
308 __u64 physical_address;
309 __u8 valid;
310 __u8 writeable;
311 __u8 usermode;
312 __u8 pad[5];
313 };
314
315 /* for KVM_INTERRUPT */
316 struct kvm_interrupt {
317 /* in */
318 __u32 irq;
319 };
320
321 /* for KVM_GET_DIRTY_LOG */
322 struct kvm_dirty_log {
323 __u32 slot;
324 __u32 padding1;
325 union {
326 void __user *dirty_bitmap; /* one bit per page */
327 __u64 padding2;
328 };
329 };
330
331 /* for KVM_SET_SIGNAL_MASK */
332 struct kvm_signal_mask {
333 __u32 len;
334 __u8 sigset[0];
335 };
336
337 /* for KVM_TPR_ACCESS_REPORTING */
338 struct kvm_tpr_access_ctl {
339 __u32 enabled;
340 __u32 flags;
341 __u32 reserved[8];
342 };
343
344 /* for KVM_SET_VAPIC_ADDR */
345 struct kvm_vapic_addr {
346 __u64 vapic_addr;
347 };
348
349 /* for KVM_SET_MPSTATE */
350
351 #define KVM_MP_STATE_RUNNABLE 0
352 #define KVM_MP_STATE_UNINITIALIZED 1
353 #define KVM_MP_STATE_INIT_RECEIVED 2
354 #define KVM_MP_STATE_HALTED 3
355 #define KVM_MP_STATE_SIPI_RECEIVED 4
356
357 struct kvm_mp_state {
358 __u32 mp_state;
359 };
360
361 struct kvm_s390_psw {
362 __u64 mask;
363 __u64 addr;
364 };
365
366 /* valid values for type in kvm_s390_interrupt */
367 #define KVM_S390_SIGP_STOP 0xfffe0000u
368 #define KVM_S390_PROGRAM_INT 0xfffe0001u
369 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
370 #define KVM_S390_RESTART 0xfffe0003u
371 #define KVM_S390_INT_VIRTIO 0xffff2603u
372 #define KVM_S390_INT_SERVICE 0xffff2401u
373 #define KVM_S390_INT_EMERGENCY 0xffff1201u
374 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
375
376 struct kvm_s390_interrupt {
377 __u32 type;
378 __u32 parm;
379 __u64 parm64;
380 };
381
382 /* for KVM_SET_GUEST_DEBUG */
383
384 #define KVM_GUESTDBG_ENABLE 0x00000001
385 #define KVM_GUESTDBG_SINGLESTEP 0x00000002
386
387 struct kvm_guest_debug {
388 __u32 control;
389 __u32 pad;
390 struct kvm_guest_debug_arch arch;
391 };
392
393 enum {
394 kvm_ioeventfd_flag_nr_datamatch,
395 kvm_ioeventfd_flag_nr_pio,
396 kvm_ioeventfd_flag_nr_deassign,
397 kvm_ioeventfd_flag_nr_max,
398 };
399
400 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
401 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
402 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
403
404 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
405
406 struct kvm_ioeventfd {
407 __u64 datamatch;
408 __u64 addr; /* legal pio/mmio address */
409 __u32 len; /* 1, 2, 4, or 8 bytes */
410 __s32 fd;
411 __u32 flags;
412 __u8 pad[36];
413 };
414
415 /* for KVM_ENABLE_CAP */
416 struct kvm_enable_cap {
417 /* in */
418 __u32 cap;
419 __u32 flags;
420 __u64 args[4];
421 __u8 pad[64];
422 };
423
424 /* for KVM_PPC_GET_PVINFO */
425 struct kvm_ppc_pvinfo {
426 /* out */
427 __u32 flags;
428 __u32 hcall[4];
429 __u8 pad[108];
430 };
431
432 #define KVMIO 0xAE
433
434 /*
435 * ioctls for /dev/kvm fds:
436 */
437 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
438 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
439 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
440
441 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
442 /*
443 * Check if a kvm extension is available. Argument is extension number,
444 * return is 1 (yes) or 0 (no, sorry).
445 */
446 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
447 /*
448 * Get size for mmap(vcpu_fd)
449 */
450 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
451 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
452 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
453 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
454 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
455
456 /*
457 * Extension capability list.
458 */
459 #define KVM_CAP_IRQCHIP 0
460 #define KVM_CAP_HLT 1
461 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
462 #define KVM_CAP_USER_MEMORY 3
463 #define KVM_CAP_SET_TSS_ADDR 4
464 #define KVM_CAP_VAPIC 6
465 #define KVM_CAP_EXT_CPUID 7
466 #define KVM_CAP_CLOCKSOURCE 8
467 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
468 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
469 #define KVM_CAP_PIT 11
470 #define KVM_CAP_NOP_IO_DELAY 12
471 #define KVM_CAP_PV_MMU 13
472 #define KVM_CAP_MP_STATE 14
473 #define KVM_CAP_COALESCED_MMIO 15
474 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
475 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
476 #define KVM_CAP_DEVICE_ASSIGNMENT 17
477 #endif
478 #define KVM_CAP_IOMMU 18
479 #ifdef __KVM_HAVE_MSI
480 #define KVM_CAP_DEVICE_MSI 20
481 #endif
482 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
483 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
484 #ifdef __KVM_HAVE_USER_NMI
485 #define KVM_CAP_USER_NMI 22
486 #endif
487 #ifdef __KVM_HAVE_GUEST_DEBUG
488 #define KVM_CAP_SET_GUEST_DEBUG 23
489 #endif
490 #ifdef __KVM_HAVE_PIT
491 #define KVM_CAP_REINJECT_CONTROL 24
492 #endif
493 #ifdef __KVM_HAVE_IOAPIC
494 #define KVM_CAP_IRQ_ROUTING 25
495 #endif
496 #define KVM_CAP_IRQ_INJECT_STATUS 26
497 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
498 #define KVM_CAP_DEVICE_DEASSIGNMENT 27
499 #endif
500 #ifdef __KVM_HAVE_MSIX
501 #define KVM_CAP_DEVICE_MSIX 28
502 #endif
503 #define KVM_CAP_ASSIGN_DEV_IRQ 29
504 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
505 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
506 #ifdef __KVM_HAVE_MCE
507 #define KVM_CAP_MCE 31
508 #endif
509 #define KVM_CAP_IRQFD 32
510 #ifdef __KVM_HAVE_PIT
511 #define KVM_CAP_PIT2 33
512 #endif
513 #define KVM_CAP_SET_BOOT_CPU_ID 34
514 #ifdef __KVM_HAVE_PIT_STATE2
515 #define KVM_CAP_PIT_STATE2 35
516 #endif
517 #define KVM_CAP_IOEVENTFD 36
518 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
519 #ifdef __KVM_HAVE_XEN_HVM
520 #define KVM_CAP_XEN_HVM 38
521 #endif
522 #define KVM_CAP_ADJUST_CLOCK 39
523 #define KVM_CAP_INTERNAL_ERROR_DATA 40
524 #ifdef __KVM_HAVE_VCPU_EVENTS
525 #define KVM_CAP_VCPU_EVENTS 41
526 #endif
527 #define KVM_CAP_S390_PSW 42
528 #define KVM_CAP_PPC_SEGSTATE 43
529 #define KVM_CAP_HYPERV 44
530 #define KVM_CAP_HYPERV_VAPIC 45
531 #define KVM_CAP_HYPERV_SPIN 46
532 #define KVM_CAP_PCI_SEGMENT 47
533 #define KVM_CAP_PPC_PAIRED_SINGLES 48
534 #define KVM_CAP_INTR_SHADOW 49
535 #ifdef __KVM_HAVE_DEBUGREGS
536 #define KVM_CAP_DEBUGREGS 50
537 #endif
538 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
539 #define KVM_CAP_PPC_OSI 52
540 #define KVM_CAP_PPC_UNSET_IRQ 53
541 #define KVM_CAP_ENABLE_CAP 54
542 #ifdef __KVM_HAVE_XSAVE
543 #define KVM_CAP_XSAVE 55
544 #endif
545 #ifdef __KVM_HAVE_XCRS
546 #define KVM_CAP_XCRS 56
547 #endif
548 #define KVM_CAP_PPC_GET_PVINFO 57
549 #define KVM_CAP_PPC_IRQ_LEVEL 58
550 #define KVM_CAP_ASYNC_PF 59
551 #define KVM_CAP_TSC_CONTROL 60
552 #define KVM_CAP_GET_TSC_KHZ 61
553 #define KVM_CAP_PPC_BOOKE_SREGS 62
554 #define KVM_CAP_SPAPR_TCE 63
555 #define KVM_CAP_PPC_SMT 64
556 #define KVM_CAP_PPC_RMA 65
557 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
558 #define KVM_CAP_PPC_PAPR 68
559 #define KVM_CAP_S390_GMAP 71
560 #define KVM_CAP_TSC_DEADLINE_TIMER 72
561
562 #ifdef KVM_CAP_IRQ_ROUTING
563
564 struct kvm_irq_routing_irqchip {
565 __u32 irqchip;
566 __u32 pin;
567 };
568
569 struct kvm_irq_routing_msi {
570 __u32 address_lo;
571 __u32 address_hi;
572 __u32 data;
573 __u32 pad;
574 };
575
576 /* gsi routing entry types */
577 #define KVM_IRQ_ROUTING_IRQCHIP 1
578 #define KVM_IRQ_ROUTING_MSI 2
579
580 struct kvm_irq_routing_entry {
581 __u32 gsi;
582 __u32 type;
583 __u32 flags;
584 __u32 pad;
585 union {
586 struct kvm_irq_routing_irqchip irqchip;
587 struct kvm_irq_routing_msi msi;
588 __u32 pad[8];
589 } u;
590 };
591
592 struct kvm_irq_routing {
593 __u32 nr;
594 __u32 flags;
595 struct kvm_irq_routing_entry entries[0];
596 };
597
598 #endif
599
600 #ifdef KVM_CAP_MCE
601 /* x86 MCE */
602 struct kvm_x86_mce {
603 __u64 status;
604 __u64 addr;
605 __u64 misc;
606 __u64 mcg_status;
607 __u8 bank;
608 __u8 pad1[7];
609 __u64 pad2[3];
610 };
611 #endif
612
613 #ifdef KVM_CAP_XEN_HVM
614 struct kvm_xen_hvm_config {
615 __u32 flags;
616 __u32 msr;
617 __u64 blob_addr_32;
618 __u64 blob_addr_64;
619 __u8 blob_size_32;
620 __u8 blob_size_64;
621 __u8 pad2[30];
622 };
623 #endif
624
625 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
626
627 struct kvm_irqfd {
628 __u32 fd;
629 __u32 gsi;
630 __u32 flags;
631 __u8 pad[20];
632 };
633
634 struct kvm_clock_data {
635 __u64 clock;
636 __u32 flags;
637 __u32 pad[9];
638 };
639
640 /*
641 * ioctls for VM fds
642 */
643 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
644 /*
645 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
646 * a vcpu fd.
647 */
648 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
649 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
650 /* KVM_SET_MEMORY_ALIAS is obsolete: */
651 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
652 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
653 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
654 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
655 struct kvm_userspace_memory_region)
656 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
657 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
658 /* Device model IOC */
659 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
660 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
661 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
662 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
663 #define KVM_CREATE_PIT _IO(KVMIO, 0x64)
664 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
665 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
666 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
667 #define KVM_REGISTER_COALESCED_MMIO \
668 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
669 #define KVM_UNREGISTER_COALESCED_MMIO \
670 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
671 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
672 struct kvm_assigned_pci_dev)
673 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
674 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
675 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
676 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
677 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
678 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
679 struct kvm_assigned_pci_dev)
680 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
681 struct kvm_assigned_msix_nr)
682 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
683 struct kvm_assigned_msix_entry)
684 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
685 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
686 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
687 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
688 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
689 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
690 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
691 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
692 /* Available with KVM_CAP_PIT_STATE2 */
693 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
694 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
695 /* Available with KVM_CAP_PPC_GET_PVINFO */
696 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
697 /* Available with KVM_CAP_TSC_CONTROL */
698 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
699 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
700
701 /*
702 * ioctls for vcpu fds
703 */
704 #define KVM_RUN _IO(KVMIO, 0x80)
705 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
706 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
707 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
708 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
709 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
710 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
711 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
712 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
713 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
714 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
715 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
716 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
717 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
718 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
719 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
720 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
721 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
722 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
723 /* Available with KVM_CAP_VAPIC */
724 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
725 /* Available with KVM_CAP_VAPIC */
726 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
727 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
728 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
729 /* store status for s390 */
730 #define KVM_S390_STORE_STATUS_NOADDR (-1ul)
731 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
732 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
733 /* initial ipl psw for s390 */
734 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
735 /* initial reset for s390 */
736 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
737 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
738 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
739 /* Available with KVM_CAP_NMI */
740 #define KVM_NMI _IO(KVMIO, 0x9a)
741 /* Available with KVM_CAP_SET_GUEST_DEBUG */
742 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
743 /* MCE for x86 */
744 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
745 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
746 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
747 /* IA64 stack access */
748 #define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *)
749 #define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *)
750 /* Available with KVM_CAP_VCPU_EVENTS */
751 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
752 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
753 /* Available with KVM_CAP_DEBUGREGS */
754 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
755 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
756 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
757 /* Available with KVM_CAP_XSAVE */
758 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
759 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
760 /* Available with KVM_CAP_XCRS */
761 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
762 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
763 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
764 /* Available with KVM_CAP_RMA */
765 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
766
767 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
768
769 struct kvm_assigned_pci_dev {
770 __u32 assigned_dev_id;
771 __u32 busnr;
772 __u32 devfn;
773 __u32 flags;
774 __u32 segnr;
775 union {
776 __u32 reserved[11];
777 };
778 };
779
780 #define KVM_DEV_IRQ_HOST_INTX (1 << 0)
781 #define KVM_DEV_IRQ_HOST_MSI (1 << 1)
782 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
783
784 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
785 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
786 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
787
788 #define KVM_DEV_IRQ_HOST_MASK 0x00ff
789 #define KVM_DEV_IRQ_GUEST_MASK 0xff00
790
791 struct kvm_assigned_irq {
792 __u32 assigned_dev_id;
793 __u32 host_irq; /* ignored (legacy field) */
794 __u32 guest_irq;
795 __u32 flags;
796 union {
797 __u32 reserved[12];
798 };
799 };
800
801 struct kvm_assigned_msix_nr {
802 __u32 assigned_dev_id;
803 __u16 entry_nr;
804 __u16 padding;
805 };
806
807 #define KVM_MAX_MSIX_PER_DEV 256
808 struct kvm_assigned_msix_entry {
809 __u32 assigned_dev_id;
810 __u32 gsi;
811 __u16 entry; /* The index of entry in the MSI-X table */
812 __u16 padding[3];
813 };
814
815 #endif /* __LINUX_KVM_H */