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
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) */
170struct 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
274struct kvm_coalesced_mmio_zone {
275 __u64 addr;
276 __u32 size;
277 __u32 pad;
278};
279
280struct kvm_coalesced_mmio {
281 __u64 phys_addr;
282 __u32 len;
283 __u32 pad;
284 __u8 data[8];
285};
286
287struct 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 */
297struct 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 */
310struct kvm_interrupt {
311 /* in */
312 __u32 irq;
313};
314
315/* for KVM_GET_DIRTY_LOG */
316struct kvm_dirty_log {
317 __u32 slot;
318 __u32 padding1;
319 union {
320 void __user *dirty_bitmap; /* one bit per page */
321 __u64 padding2;
322 };
323};
324
325/* for KVM_SET_SIGNAL_MASK */
326struct kvm_signal_mask {
327 __u32 len;
328 __u8 sigset[0];
329};
330
331/* for KVM_TPR_ACCESS_REPORTING */
332struct kvm_tpr_access_ctl {
333 __u32 enabled;
334 __u32 flags;
335 __u32 reserved[8];
336};
337
338/* for KVM_SET_VAPIC_ADDR */
339struct 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
351struct kvm_mp_state {
352 __u32 mp_state;
353};
354
355struct 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
369struct 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
380struct kvm_guest_debug {
381 __u32 control;
382 __u32 pad;
383 struct kvm_guest_debug_arch arch;
384};
385
386enum {
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
399struct 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 */
409struct 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
528#ifdef KVM_CAP_IRQ_ROUTING
529
530struct kvm_irq_routing_irqchip {
531 __u32 irqchip;
532 __u32 pin;
533};
534
535struct kvm_irq_routing_msi {
536 __u32 address_lo;
537 __u32 address_hi;
538 __u32 data;
539 __u32 pad;
540};
541
542/* gsi routing entry types */
543#define KVM_IRQ_ROUTING_IRQCHIP 1
544#define KVM_IRQ_ROUTING_MSI 2
545
546struct kvm_irq_routing_entry {
547 __u32 gsi;
548 __u32 type;
549 __u32 flags;
550 __u32 pad;
551 union {
552 struct kvm_irq_routing_irqchip irqchip;
553 struct kvm_irq_routing_msi msi;
554 __u32 pad[8];
555 } u;
556};
557
558struct kvm_irq_routing {
559 __u32 nr;
560 __u32 flags;
561 struct kvm_irq_routing_entry entries[0];
562};
563
564#endif
565
566#ifdef KVM_CAP_MCE
567/* x86 MCE */
568struct kvm_x86_mce {
569 __u64 status;
570 __u64 addr;
571 __u64 misc;
572 __u64 mcg_status;
573 __u8 bank;
574 __u8 pad1[7];
575 __u64 pad2[3];
576};
577#endif
578
579#ifdef KVM_CAP_XEN_HVM
580struct kvm_xen_hvm_config {
581 __u32 flags;
582 __u32 msr;
583 __u64 blob_addr_32;
584 __u64 blob_addr_64;
585 __u8 blob_size_32;
586 __u8 blob_size_64;
587 __u8 pad2[30];
588};
589#endif
590
591#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
592
593struct kvm_irqfd {
594 __u32 fd;
595 __u32 gsi;
596 __u32 flags;
597 __u8 pad[20];
598};
599
600struct kvm_clock_data {
601 __u64 clock;
602 __u32 flags;
603 __u32 pad[9];
604};
605
606/*
607 * ioctls for VM fds
608 */
609#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
610/*
611 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
612 * a vcpu fd.
613 */
614#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
615#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
616#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
617#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
618#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
619#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
620 struct kvm_userspace_memory_region)
621#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
622#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
623/* Device model IOC */
624#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
625#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
626#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
627#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
628#define KVM_CREATE_PIT _IO(KVMIO, 0x64)
629#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
630#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
631#define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
632#define KVM_REGISTER_COALESCED_MMIO \
633 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
634#define KVM_UNREGISTER_COALESCED_MMIO \
635 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
636#define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
637 struct kvm_assigned_pci_dev)
638#define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
639/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
640#define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
641#define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
642#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
643#define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
644 struct kvm_assigned_pci_dev)
645#define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
646 struct kvm_assigned_msix_nr)
647#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
648 struct kvm_assigned_msix_entry)
649#define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
650#define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
651#define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
652#define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
653#define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
654#define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
655#define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
656#define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
657/* Available with KVM_CAP_PIT_STATE2 */
658#define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
659#define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
660
661/*
662 * ioctls for vcpu fds
663 */
664#define KVM_RUN _IO(KVMIO, 0x80)
665#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
666#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
667#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
668#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
669#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
670#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
671/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
672#define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
673#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
674#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
675#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
676#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
677#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
678#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
679#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
680#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
681#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
682#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
683/* Available with KVM_CAP_VAPIC */
684#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
685/* Available with KVM_CAP_VAPIC */
686#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
687/* valid for virtual machine (for floating interrupt)_and_ vcpu */
688#define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
689/* store status for s390 */
690#define KVM_S390_STORE_STATUS_NOADDR (-1ul)
691#define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
692#define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
693/* initial ipl psw for s390 */
694#define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
695/* initial reset for s390 */
696#define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
697#define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
698#define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
699/* Available with KVM_CAP_NMI */
700#define KVM_NMI _IO(KVMIO, 0x9a)
701/* Available with KVM_CAP_SET_GUEST_DEBUG */
702#define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
703/* MCE for x86 */
704#define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
705#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
706#define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
707/* IA64 stack access */
708#define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *)
709#define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *)
710/* Available with KVM_CAP_VCPU_EVENTS */
711#define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
712#define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
713/* Available with KVM_CAP_DEBUGREGS */
714#define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
715#define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
716#define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
717
718#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
719
720struct kvm_assigned_pci_dev {
721 __u32 assigned_dev_id;
722 __u32 busnr;
723 __u32 devfn;
724 __u32 flags;
725 __u32 segnr;
726 union {
727 __u32 reserved[11];
728 };
729};
730
731#define KVM_DEV_IRQ_HOST_INTX (1 << 0)
732#define KVM_DEV_IRQ_HOST_MSI (1 << 1)
733#define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
734
735#define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
736#define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
737#define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
738
739#define KVM_DEV_IRQ_HOST_MASK 0x00ff
740#define KVM_DEV_IRQ_GUEST_MASK 0xff00
741
742struct kvm_assigned_irq {
743 __u32 assigned_dev_id;
744 __u32 host_irq;
745 __u32 guest_irq;
746 __u32 flags;
747 union {
748 struct {
749 __u32 addr_lo;
750 __u32 addr_hi;
751 __u32 data;
752 } guest_msi;
753 __u32 reserved[12];
754 };
755};
756
757
758struct kvm_assigned_msix_nr {
759 __u32 assigned_dev_id;
760 __u16 entry_nr;
761 __u16 padding;
762};
763
764#define KVM_MAX_MSIX_PER_DEV 256
765struct kvm_assigned_msix_entry {
766 __u32 assigned_dev_id;
767 __u32 gsi;
768 __u16 entry; /* The index of entry in the MSI-X table */
769 __u16 padding[3];
770};
771
772#endif /* __LINUX_KVM_H */