Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
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
57struct 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
69struct kvm_breakpoint {
70 __u32 enabled;
71 __u32 padding;
72 __u64 address;
73};
74
75struct 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 */
88struct 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 */
96struct 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 */
109struct 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
123struct 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 */
138struct 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) */
171struct 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
280struct kvm_coalesced_mmio_zone {
281 __u64 addr;
282 __u32 size;
283 __u32 pad;
284};
285
286struct kvm_coalesced_mmio {
287 __u64 phys_addr;
288 __u32 len;
289 __u32 pad;
290 __u8 data[8];
291};
292
293struct 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 */
303struct 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 */
316struct kvm_interrupt {
317 /* in */
318 __u32 irq;
319};
320
321/* for KVM_GET_DIRTY_LOG */
322struct 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 */
332struct kvm_signal_mask {
333 __u32 len;
334 __u8 sigset[0];
335};
336
337/* for KVM_TPR_ACCESS_REPORTING */
338struct kvm_tpr_access_ctl {
339 __u32 enabled;
340 __u32 flags;
341 __u32 reserved[8];
342};
343
344/* for KVM_SET_VAPIC_ADDR */
345struct 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
357struct kvm_mp_state {
358 __u32 mp_state;
359};
360
361struct 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
375struct kvm_s390_interrupt {
376 __u32 type;
377 __u32 parm;
378 __u64 parm64;
379};
380
381/* for KVM_SET_GUEST_DEBUG */
382
383#define KVM_GUESTDBG_ENABLE 0x00000001
384#define KVM_GUESTDBG_SINGLESTEP 0x00000002
385
386struct kvm_guest_debug {
387 __u32 control;
388 __u32 pad;
389 struct kvm_guest_debug_arch arch;
390};
391
392enum {
393 kvm_ioeventfd_flag_nr_datamatch,
394 kvm_ioeventfd_flag_nr_pio,
395 kvm_ioeventfd_flag_nr_deassign,
396 kvm_ioeventfd_flag_nr_max,
397};
398
399#define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
400#define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
401#define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
402
403#define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
404
405struct kvm_ioeventfd {
406 __u64 datamatch;
407 __u64 addr; /* legal pio/mmio address */
408 __u32 len; /* 1, 2, 4, or 8 bytes */
409 __s32 fd;
410 __u32 flags;
411 __u8 pad[36];
412};
413
414/* for KVM_ENABLE_CAP */
415struct kvm_enable_cap {
416 /* in */
417 __u32 cap;
418 __u32 flags;
419 __u64 args[4];
420 __u8 pad[64];
421};
422
423/* for KVM_PPC_GET_PVINFO */
424struct kvm_ppc_pvinfo {
425 /* out */
426 __u32 flags;
427 __u32 hcall[4];
428 __u8 pad[108];
429};
430
431#define KVMIO 0xAE
432
433/*
434 * ioctls for /dev/kvm fds:
435 */
436#define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
437#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
438#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
439
440#define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
441/*
442 * Check if a kvm extension is available. Argument is extension number,
443 * return is 1 (yes) or 0 (no, sorry).
444 */
445#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
446/*
447 * Get size for mmap(vcpu_fd)
448 */
449#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
450#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
451#define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
452#define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
453#define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
454
455/*
456 * Extension capability list.
457 */
458#define KVM_CAP_IRQCHIP 0
459#define KVM_CAP_HLT 1
460#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
461#define KVM_CAP_USER_MEMORY 3
462#define KVM_CAP_SET_TSS_ADDR 4
463#define KVM_CAP_VAPIC 6
464#define KVM_CAP_EXT_CPUID 7
465#define KVM_CAP_CLOCKSOURCE 8
466#define KVM_CAP_NR_VCPUS 9 /* returns max vcpus per vm */
467#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
468#define KVM_CAP_PIT 11
469#define KVM_CAP_NOP_IO_DELAY 12
470#define KVM_CAP_PV_MMU 13
471#define KVM_CAP_MP_STATE 14
472#define KVM_CAP_COALESCED_MMIO 15
473#define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
474#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
475#define KVM_CAP_DEVICE_ASSIGNMENT 17
476#endif
477#define KVM_CAP_IOMMU 18
478#ifdef __KVM_HAVE_MSI
479#define KVM_CAP_DEVICE_MSI 20
480#endif
481/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
482#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
483#ifdef __KVM_HAVE_USER_NMI
484#define KVM_CAP_USER_NMI 22
485#endif
486#ifdef __KVM_HAVE_GUEST_DEBUG
487#define KVM_CAP_SET_GUEST_DEBUG 23
488#endif
489#ifdef __KVM_HAVE_PIT
490#define KVM_CAP_REINJECT_CONTROL 24
491#endif
492#ifdef __KVM_HAVE_IOAPIC
493#define KVM_CAP_IRQ_ROUTING 25
494#endif
495#define KVM_CAP_IRQ_INJECT_STATUS 26
496#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
497#define KVM_CAP_DEVICE_DEASSIGNMENT 27
498#endif
499#ifdef __KVM_HAVE_MSIX
500#define KVM_CAP_DEVICE_MSIX 28
501#endif
502#define KVM_CAP_ASSIGN_DEV_IRQ 29
503/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
504#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
505#ifdef __KVM_HAVE_MCE
506#define KVM_CAP_MCE 31
507#endif
508#define KVM_CAP_IRQFD 32
509#ifdef __KVM_HAVE_PIT
510#define KVM_CAP_PIT2 33
511#endif
512#define KVM_CAP_SET_BOOT_CPU_ID 34
513#ifdef __KVM_HAVE_PIT_STATE2
514#define KVM_CAP_PIT_STATE2 35
515#endif
516#define KVM_CAP_IOEVENTFD 36
517#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
518#ifdef __KVM_HAVE_XEN_HVM
519#define KVM_CAP_XEN_HVM 38
520#endif
521#define KVM_CAP_ADJUST_CLOCK 39
522#define KVM_CAP_INTERNAL_ERROR_DATA 40
523#ifdef __KVM_HAVE_VCPU_EVENTS
524#define KVM_CAP_VCPU_EVENTS 41
525#endif
526#define KVM_CAP_S390_PSW 42
527#define KVM_CAP_PPC_SEGSTATE 43
528#define KVM_CAP_HYPERV 44
529#define KVM_CAP_HYPERV_VAPIC 45
530#define KVM_CAP_HYPERV_SPIN 46
531#define KVM_CAP_PCI_SEGMENT 47
532#define KVM_CAP_PPC_PAIRED_SINGLES 48
533#define KVM_CAP_INTR_SHADOW 49
534#ifdef __KVM_HAVE_DEBUGREGS
535#define KVM_CAP_DEBUGREGS 50
536#endif
537#define KVM_CAP_X86_ROBUST_SINGLESTEP 51
538#define KVM_CAP_PPC_OSI 52
539#define KVM_CAP_PPC_UNSET_IRQ 53
540#define KVM_CAP_ENABLE_CAP 54
541#ifdef __KVM_HAVE_XSAVE
542#define KVM_CAP_XSAVE 55
543#endif
544#ifdef __KVM_HAVE_XCRS
545#define KVM_CAP_XCRS 56
546#endif
547#define KVM_CAP_PPC_GET_PVINFO 57
548#define KVM_CAP_PPC_IRQ_LEVEL 58
549#define KVM_CAP_ASYNC_PF 59
550#define KVM_CAP_TSC_CONTROL 60
551#define KVM_CAP_GET_TSC_KHZ 61
552#define KVM_CAP_PPC_BOOKE_SREGS 62
553#define KVM_CAP_SPAPR_TCE 63
554#define KVM_CAP_PPC_SMT 64
555#define KVM_CAP_PPC_RMA 65
556#define KVM_CAP_S390_GMAP 71
557
558#ifdef KVM_CAP_IRQ_ROUTING
559
560struct kvm_irq_routing_irqchip {
561 __u32 irqchip;
562 __u32 pin;
563};
564
565struct kvm_irq_routing_msi {
566 __u32 address_lo;
567 __u32 address_hi;
568 __u32 data;
569 __u32 pad;
570};
571
572/* gsi routing entry types */
573#define KVM_IRQ_ROUTING_IRQCHIP 1
574#define KVM_IRQ_ROUTING_MSI 2
575
576struct kvm_irq_routing_entry {
577 __u32 gsi;
578 __u32 type;
579 __u32 flags;
580 __u32 pad;
581 union {
582 struct kvm_irq_routing_irqchip irqchip;
583 struct kvm_irq_routing_msi msi;
584 __u32 pad[8];
585 } u;
586};
587
588struct kvm_irq_routing {
589 __u32 nr;
590 __u32 flags;
591 struct kvm_irq_routing_entry entries[0];
592};
593
594#endif
595
596#ifdef KVM_CAP_MCE
597/* x86 MCE */
598struct kvm_x86_mce {
599 __u64 status;
600 __u64 addr;
601 __u64 misc;
602 __u64 mcg_status;
603 __u8 bank;
604 __u8 pad1[7];
605 __u64 pad2[3];
606};
607#endif
608
609#ifdef KVM_CAP_XEN_HVM
610struct kvm_xen_hvm_config {
611 __u32 flags;
612 __u32 msr;
613 __u64 blob_addr_32;
614 __u64 blob_addr_64;
615 __u8 blob_size_32;
616 __u8 blob_size_64;
617 __u8 pad2[30];
618};
619#endif
620
621#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
622
623struct kvm_irqfd {
624 __u32 fd;
625 __u32 gsi;
626 __u32 flags;
627 __u8 pad[20];
628};
629
630struct kvm_clock_data {
631 __u64 clock;
632 __u32 flags;
633 __u32 pad[9];
634};
635
636/*
637 * ioctls for VM fds
638 */
639#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
640/*
641 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
642 * a vcpu fd.
643 */
644#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
645#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
646/* KVM_SET_MEMORY_ALIAS is obsolete: */
647#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
648#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
649#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
650#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
651 struct kvm_userspace_memory_region)
652#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
653#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
654/* Device model IOC */
655#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
656#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
657#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
658#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
659#define KVM_CREATE_PIT _IO(KVMIO, 0x64)
660#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
661#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
662#define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
663#define KVM_REGISTER_COALESCED_MMIO \
664 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
665#define KVM_UNREGISTER_COALESCED_MMIO \
666 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
667#define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
668 struct kvm_assigned_pci_dev)
669#define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
670/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
671#define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
672#define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
673#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
674#define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
675 struct kvm_assigned_pci_dev)
676#define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
677 struct kvm_assigned_msix_nr)
678#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
679 struct kvm_assigned_msix_entry)
680#define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
681#define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
682#define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
683#define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
684#define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
685#define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
686#define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
687#define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
688/* Available with KVM_CAP_PIT_STATE2 */
689#define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
690#define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
691/* Available with KVM_CAP_PPC_GET_PVINFO */
692#define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
693/* Available with KVM_CAP_TSC_CONTROL */
694#define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
695#define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
696
697/*
698 * ioctls for vcpu fds
699 */
700#define KVM_RUN _IO(KVMIO, 0x80)
701#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
702#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
703#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
704#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
705#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
706#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
707/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
708#define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
709#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
710#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
711#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
712#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
713#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
714#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
715#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
716#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
717#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
718#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
719/* Available with KVM_CAP_VAPIC */
720#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
721/* Available with KVM_CAP_VAPIC */
722#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
723/* valid for virtual machine (for floating interrupt)_and_ vcpu */
724#define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
725/* store status for s390 */
726#define KVM_S390_STORE_STATUS_NOADDR (-1ul)
727#define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
728#define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
729/* initial ipl psw for s390 */
730#define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
731/* initial reset for s390 */
732#define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
733#define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
734#define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
735/* Available with KVM_CAP_NMI */
736#define KVM_NMI _IO(KVMIO, 0x9a)
737/* Available with KVM_CAP_SET_GUEST_DEBUG */
738#define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
739/* MCE for x86 */
740#define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
741#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
742#define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
743/* IA64 stack access */
744#define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *)
745#define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *)
746/* Available with KVM_CAP_VCPU_EVENTS */
747#define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
748#define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
749/* Available with KVM_CAP_DEBUGREGS */
750#define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
751#define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
752#define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
753/* Available with KVM_CAP_XSAVE */
754#define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
755#define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
756/* Available with KVM_CAP_XCRS */
757#define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
758#define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
759#define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
760/* Available with KVM_CAP_RMA */
761#define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
762
763#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
764
765struct kvm_assigned_pci_dev {
766 __u32 assigned_dev_id;
767 __u32 busnr;
768 __u32 devfn;
769 __u32 flags;
770 __u32 segnr;
771 union {
772 __u32 reserved[11];
773 };
774};
775
776#define KVM_DEV_IRQ_HOST_INTX (1 << 0)
777#define KVM_DEV_IRQ_HOST_MSI (1 << 1)
778#define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
779
780#define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
781#define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
782#define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
783
784#define KVM_DEV_IRQ_HOST_MASK 0x00ff
785#define KVM_DEV_IRQ_GUEST_MASK 0xff00
786
787struct kvm_assigned_irq {
788 __u32 assigned_dev_id;
789 __u32 host_irq; /* ignored (legacy field) */
790 __u32 guest_irq;
791 __u32 flags;
792 union {
793 __u32 reserved[12];
794 };
795};
796
797struct kvm_assigned_msix_nr {
798 __u32 assigned_dev_id;
799 __u16 entry_nr;
800 __u16 padding;
801};
802
803#define KVM_MAX_MSIX_PER_DEV 256
804struct kvm_assigned_msix_entry {
805 __u32 assigned_dev_id;
806 __u32 gsi;
807 __u16 entry; /* The index of entry in the MSI-X table */
808 __u16 padding[3];
809};
810
811#endif /* __LINUX_KVM_H */