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1#ifndef __LINUX_KVM_H
2#define __LINUX_KVM_H
3
4/*
5 * Userspace interface for /dev/kvm - kernel based virtual machine
6 *
dea8caee 7 * Note: you must update KVM_API_VERSION if you change this interface.
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8 */
9
00bfddaf 10#include <linux/types.h>
97646202 11#include <linux/compiler.h>
6aa8b732 12#include <linux/ioctl.h>
f6a40e3b 13#include <asm/kvm.h>
6aa8b732 14
2ff81f70 15#define KVM_API_VERSION 12
0b76e20b 16
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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
2714d1d3 57struct kvm_user_trace_setup {
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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;
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80};
81
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82#define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
83
84/* *** End of deprecated interfaces *** */
85
86
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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
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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
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104/* for kvm_memory_region::flags */
105#define KVM_MEM_LOG_DIRTY_PAGES 1UL
bc6678a3 106#define KVM_MEMSLOT_INVALID (1UL << 1)
6aa8b732 107
97222cc8 108/* for KVM_IRQ_LINE */
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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 */
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115 union {
116 __u32 irq;
117 __s32 status;
118 };
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119 __u32 level;
120};
121
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122
123struct kvm_irqchip {
124 __u32 chip_id;
125 __u32 pad;
126 union {
127 char dummy[512]; /* reserving space */
7a0eb196 128#ifdef __KVM_HAVE_PIT
6ceb9d79 129 struct kvm_pic_state pic;
ec10f475 130#endif
7a0eb196 131#ifdef __KVM_HAVE_IOAPIC
6bf9e962 132 struct kvm_ioapic_state ioapic;
51e29625 133#endif
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134 } chip;
135};
136
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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
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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
b209749f 157#define KVM_EXIT_TPR_ACCESS 12
8f2abe6a 158#define KVM_EXIT_S390_SIEIC 13
e28acfea 159#define KVM_EXIT_S390_RESET 14
b2312f05 160#define KVM_EXIT_DCR 15
c4abb7c9 161#define KVM_EXIT_NMI 16
3f5d18a9 162#define KVM_EXIT_INTERNAL_ERROR 17
ad0a048b 163#define KVM_EXIT_OSI 18
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164
165/* For KVM_EXIT_INTERNAL_ERROR */
166#define KVM_INTERNAL_ERROR_EMULATION 1
65ac7264 167#define KVM_INTERNAL_ERROR_SIMUL_EX 2
6aa8b732 168
9a2bb7f4 169/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
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170struct kvm_run {
171 /* in */
c1150d8c 172 __u8 request_interrupt_window;
4531220b 173 __u8 padding1[7];
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174
175 /* out */
6aa8b732 176 __u32 exit_reason;
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177 __u8 ready_for_interrupt_injection;
178 __u8 if_flag;
4531220b 179 __u8 padding2[2];
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180
181 /* in (pre_kvm_run), out (post_kvm_run) */
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182 __u64 cr8;
183 __u64 apic_base;
184
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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
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190 union {
191 /* KVM_EXIT_UNKNOWN */
192 struct {
8eb7d334 193 __u64 hardware_exit_reason;
6aa8b732 194 } hw;
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195 /* KVM_EXIT_FAIL_ENTRY */
196 struct {
197 __u64 hardware_entry_failure_reason;
198 } fail_entry;
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199 /* KVM_EXIT_EXCEPTION */
200 struct {
201 __u32 exception;
202 __u32 error_code;
203 } ex;
204 /* KVM_EXIT_IO */
2f8b9ee1 205 struct {
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206#define KVM_EXIT_IO_IN 0
207#define KVM_EXIT_IO_OUT 1
208 __u8 direction;
209 __u8 size; /* bytes */
6aa8b732 210 __u16 port;
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211 __u32 count;
212 __u64 data_offset; /* relative to kvm_run start */
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213 } io;
214 struct {
d0bfb940 215 struct kvm_debug_exit_arch arch;
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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;
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224 /* KVM_EXIT_HYPERCALL */
225 struct {
519ef353 226 __u64 nr;
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227 __u64 args[6];
228 __u64 ret;
229 __u32 longmode;
230 __u32 pad;
231 } hypercall;
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232 /* KVM_EXIT_TPR_ACCESS */
233 struct {
234 __u64 rip;
235 __u32 is_write;
236 __u32 pad;
237 } tpr_access;
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238 /* KVM_EXIT_S390_SIEIC */
239 struct {
240 __u8 icptcode;
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241 __u16 ipa;
242 __u32 ipb;
243 } s390_sieic;
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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;
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251 /* KVM_EXIT_DCR */
252 struct {
253 __u32 dcrn;
254 __u32 data;
255 __u8 is_write;
256 } dcr;
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257 struct {
258 __u32 suberror;
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259 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
260 __u32 ndata;
261 __u64 data[16];
3f5d18a9 262 } internal;
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263 /* KVM_EXIT_OSI */
264 struct {
265 __u64 gprs[32];
266 } osi;
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267 /* Fix the size of the union. */
268 char padding[256];
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269 };
270};
271
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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
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296/* for KVM_TRANSLATE */
297struct kvm_translation {
298 /* in */
299 __u64 linear_address;
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300
301 /* out */
302 __u64 physical_address;
303 __u8 valid;
304 __u8 writeable;
305 __u8 usermode;
8cd13307 306 __u8 pad[5];
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307};
308
309/* for KVM_INTERRUPT */
310struct kvm_interrupt {
311 /* in */
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312 __u32 irq;
313};
314
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315/* for KVM_GET_DIRTY_LOG */
316struct kvm_dirty_log {
317 __u32 slot;
2f8b9ee1 318 __u32 padding1;
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319 union {
320 void __user *dirty_bitmap; /* one bit per page */
2f8b9ee1 321 __u64 padding2;
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322 };
323};
324
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325/* for KVM_SET_SIGNAL_MASK */
326struct kvm_signal_mask {
327 __u32 len;
328 __u8 sigset[0];
329};
330
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331/* for KVM_TPR_ACCESS_REPORTING */
332struct kvm_tpr_access_ctl {
333 __u32 enabled;
334 __u32 flags;
335 __u32 reserved[8];
336};
337
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338/* for KVM_SET_VAPIC_ADDR */
339struct kvm_vapic_addr {
340 __u64 vapic_addr;
341};
342
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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
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355struct kvm_s390_psw {
356 __u64 mask;
357 __u64 addr;
358};
359
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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
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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
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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
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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
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417/* for KVM_PPC_GET_PVINFO */
418struct kvm_ppc_pvinfo {
419 /* out */
420 __u32 flags;
421 __u32 hcall[4];
422 __u8 pad[108];
423};
424
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425#define KVMIO 0xAE
426
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427/*
428 * ioctls for /dev/kvm fds:
429 */
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430#define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
431#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
432#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
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433
434#define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
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435/*
436 * Check if a kvm extension is available. Argument is extension number,
437 * return is 1 (yes) or 0 (no, sorry).
438 */
439#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
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440/*
441 * Get size for mmap(vcpu_fd)
442 */
443#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
674eea0f 444#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
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445#define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
446#define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
447#define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
448
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449/*
450 * Extension capability list.
451 */
452#define KVM_CAP_IRQCHIP 0
b6958ce4 453#define KVM_CAP_HLT 1
82ce2c96 454#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
6fc138d2 455#define KVM_CAP_USER_MEMORY 3
cbc94022 456#define KVM_CAP_SET_TSS_ADDR 4
b209749f 457#define KVM_CAP_VAPIC 6
674eea0f 458#define KVM_CAP_EXT_CPUID 7
18068523 459#define KVM_CAP_CLOCKSOURCE 8
f725230a 460#define KVM_CAP_NR_VCPUS 9 /* returns max vcpus per vm */
a988b910 461#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
7837699f 462#define KVM_CAP_PIT 11
a28e4f5a 463#define KVM_CAP_NOP_IO_DELAY 12
2f333bcb 464#define KVM_CAP_PV_MMU 13
62d9f0db 465#define KVM_CAP_MP_STATE 14
5f94c174 466#define KVM_CAP_COALESCED_MMIO 15
ed848624 467#define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
7a0eb196 468#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
4d5c5d0f 469#define KVM_CAP_DEVICE_ASSIGNMENT 17
8a98f664 470#endif
62c476c7 471#define KVM_CAP_IOMMU 18
7a0eb196 472#ifdef __KVM_HAVE_MSI
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473#define KVM_CAP_DEVICE_MSI 20
474#endif
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475/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
476#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
7a0eb196 477#ifdef __KVM_HAVE_USER_NMI
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478#define KVM_CAP_USER_NMI 22
479#endif
91b2ae77 480#ifdef __KVM_HAVE_GUEST_DEBUG
d0bfb940 481#define KVM_CAP_SET_GUEST_DEBUG 23
971cc3dc 482#endif
91b2ae77 483#ifdef __KVM_HAVE_PIT
52d939a0 484#define KVM_CAP_REINJECT_CONTROL 24
399ec807 485#endif
91b2ae77 486#ifdef __KVM_HAVE_IOAPIC
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487#define KVM_CAP_IRQ_ROUTING 25
488#endif
4925663a 489#define KVM_CAP_IRQ_INJECT_STATUS 26
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490#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
491#define KVM_CAP_DEVICE_DEASSIGNMENT 27
492#endif
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493#ifdef __KVM_HAVE_MSIX
494#define KVM_CAP_DEVICE_MSIX 28
495#endif
e56d532f 496#define KVM_CAP_ASSIGN_DEV_IRQ 29
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497/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
498#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
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499#ifdef __KVM_HAVE_MCE
500#define KVM_CAP_MCE 31
501#endif
721eecbf 502#define KVM_CAP_IRQFD 32
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503#ifdef __KVM_HAVE_PIT
504#define KVM_CAP_PIT2 33
505#endif
73880c80 506#define KVM_CAP_SET_BOOT_CPU_ID 34
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507#ifdef __KVM_HAVE_PIT_STATE2
508#define KVM_CAP_PIT_STATE2 35
509#endif
d34e6b17 510#define KVM_CAP_IOEVENTFD 36
b927a3ce 511#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
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512#ifdef __KVM_HAVE_XEN_HVM
513#define KVM_CAP_XEN_HVM 38
514#endif
afbcf7ab 515#define KVM_CAP_ADJUST_CLOCK 39
a9c7399d 516#define KVM_CAP_INTERNAL_ERROR_DATA 40
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517#ifdef __KVM_HAVE_VCPU_EVENTS
518#define KVM_CAP_VCPU_EVENTS 41
519#endif
d7b0b5eb 520#define KVM_CAP_S390_PSW 42
e15a1137 521#define KVM_CAP_PPC_SEGSTATE 43
55cd8e5a 522#define KVM_CAP_HYPERV 44
10388a07 523#define KVM_CAP_HYPERV_VAPIC 45
c25bc163 524#define KVM_CAP_HYPERV_SPIN 46
ab9f4ecb 525#define KVM_CAP_PCI_SEGMENT 47
c10207fe 526#define KVM_CAP_PPC_PAIRED_SINGLES 48
48005f64 527#define KVM_CAP_INTR_SHADOW 49
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528#ifdef __KVM_HAVE_DEBUGREGS
529#define KVM_CAP_DEBUGREGS 50
530#endif
d2be1651 531#define KVM_CAP_X86_ROBUST_SINGLESTEP 51
ad0a048b 532#define KVM_CAP_PPC_OSI 52
18978768 533#define KVM_CAP_PPC_UNSET_IRQ 53
71fbfd5f 534#define KVM_CAP_ENABLE_CAP 54
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535#ifdef __KVM_HAVE_XSAVE
536#define KVM_CAP_XSAVE 55
537#endif
538#ifdef __KVM_HAVE_XCRS
539#define KVM_CAP_XCRS 56
540#endif
15711e9c 541#define KVM_CAP_PPC_GET_PVINFO 57
7b4203e8 542#define KVM_CAP_PPC_IRQ_LEVEL 58
344d9588 543#define KVM_CAP_ASYNC_PF 59
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544
545#ifdef KVM_CAP_IRQ_ROUTING
546
547struct kvm_irq_routing_irqchip {
548 __u32 irqchip;
549 __u32 pin;
550};
551
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552struct kvm_irq_routing_msi {
553 __u32 address_lo;
554 __u32 address_hi;
555 __u32 data;
556 __u32 pad;
557};
558
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559/* gsi routing entry types */
560#define KVM_IRQ_ROUTING_IRQCHIP 1
79950e10 561#define KVM_IRQ_ROUTING_MSI 2
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562
563struct kvm_irq_routing_entry {
564 __u32 gsi;
565 __u32 type;
566 __u32 flags;
567 __u32 pad;
568 union {
569 struct kvm_irq_routing_irqchip irqchip;
79950e10 570 struct kvm_irq_routing_msi msi;
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571 __u32 pad[8];
572 } u;
573};
574
575struct kvm_irq_routing {
576 __u32 nr;
577 __u32 flags;
578 struct kvm_irq_routing_entry entries[0];
579};
580
52d939a0 581#endif
85f455f7 582
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583#ifdef KVM_CAP_MCE
584/* x86 MCE */
585struct kvm_x86_mce {
586 __u64 status;
587 __u64 addr;
588 __u64 misc;
589 __u64 mcg_status;
590 __u8 bank;
591 __u8 pad1[7];
592 __u64 pad2[3];
593};
594#endif
595
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ES
596#ifdef KVM_CAP_XEN_HVM
597struct kvm_xen_hvm_config {
598 __u32 flags;
599 __u32 msr;
600 __u64 blob_addr_32;
601 __u64 blob_addr_64;
602 __u8 blob_size_32;
603 __u8 blob_size_64;
604 __u8 pad2[30];
605};
606#endif
607
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608#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
609
610struct kvm_irqfd {
611 __u32 fd;
612 __u32 gsi;
613 __u32 flags;
614 __u8 pad[20];
615};
616
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617struct kvm_clock_data {
618 __u64 clock;
619 __u32 flags;
620 __u32 pad[9];
621};
622
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623/*
624 * ioctls for VM fds
625 */
c54d2aba 626#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
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627/*
628 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
629 * a vcpu fd.
630 */
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631#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
632#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
a1f4d395 633/* KVM_SET_MEMORY_ALIAS is obsolete: */
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634#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
635#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
636#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
637#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
6a4a9839 638 struct kvm_userspace_memory_region)
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639#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
640#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
85f455f7 641/* Device model IOC */
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642#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
643#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
644#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
645#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
646#define KVM_CREATE_PIT _IO(KVMIO, 0x64)
647#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
648#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
649#define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
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650#define KVM_REGISTER_COALESCED_MMIO \
651 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
652#define KVM_UNREGISTER_COALESCED_MMIO \
653 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
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654#define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
655 struct kvm_assigned_pci_dev)
656#define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
e56d532f 657/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
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658#define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
659#define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
660#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
661#define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
662 struct kvm_assigned_pci_dev)
663#define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
664 struct kvm_assigned_msix_nr)
665#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
666 struct kvm_assigned_msix_entry)
667#define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
668#define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
669#define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
670#define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
671#define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
672#define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
673#define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
674#define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
675/* Available with KVM_CAP_PIT_STATE2 */
676#define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
677#define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
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678/* Available with KVM_CAP_PPC_GET_PVINFO */
679#define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
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680
681/*
682 * ioctls for vcpu fds
683 */
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684#define KVM_RUN _IO(KVMIO, 0x80)
685#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
686#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
687#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
688#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
689#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
690#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
d0bfb940 691/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
c54d2aba 692#define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
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693#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
694#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
695#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
1961d276 696#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
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697#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
698#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
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699#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
700#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
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701#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
702#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
b209749f 703/* Available with KVM_CAP_VAPIC */
c54d2aba 704#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
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705/* Available with KVM_CAP_VAPIC */
706#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
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CO
707/* valid for virtual machine (for floating interrupt)_and_ vcpu */
708#define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
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HC
709/* store status for s390 */
710#define KVM_S390_STORE_STATUS_NOADDR (-1ul)
711#define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
712#define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
713/* initial ipl psw for s390 */
714#define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
715/* initial reset for s390 */
c54d2aba 716#define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
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717#define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
718#define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
c4abb7c9 719/* Available with KVM_CAP_NMI */
c54d2aba 720#define KVM_NMI _IO(KVMIO, 0x9a)
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721/* Available with KVM_CAP_SET_GUEST_DEBUG */
722#define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
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723/* MCE for x86 */
724#define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
725#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
726#define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
c54d2aba 727/* IA64 stack access */
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JS
728#define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *)
729#define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *)
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730/* Available with KVM_CAP_VCPU_EVENTS */
731#define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
732#define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
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733/* Available with KVM_CAP_DEBUGREGS */
734#define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
735#define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
71fbfd5f 736#define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
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737/* Available with KVM_CAP_XSAVE */
738#define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
739#define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
740/* Available with KVM_CAP_XCRS */
741#define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
742#define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
d98e6346 743
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744#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
745
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BAY
746struct kvm_assigned_pci_dev {
747 __u32 assigned_dev_id;
748 __u32 busnr;
749 __u32 devfn;
750 __u32 flags;
ab9f4ecb 751 __u32 segnr;
bb45e202 752 union {
ab9f4ecb 753 __u32 reserved[11];
bb45e202 754 };
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BAY
755};
756
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757#define KVM_DEV_IRQ_HOST_INTX (1 << 0)
758#define KVM_DEV_IRQ_HOST_MSI (1 << 1)
759#define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
760
761#define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
762#define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
763#define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
764
765#define KVM_DEV_IRQ_HOST_MASK 0x00ff
766#define KVM_DEV_IRQ_GUEST_MASK 0xff00
767
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768struct kvm_assigned_irq {
769 __u32 assigned_dev_id;
770 __u32 host_irq;
771 __u32 guest_irq;
772 __u32 flags;
bb45e202 773 union {
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SY
774 struct {
775 __u32 addr_lo;
776 __u32 addr_hi;
777 __u32 data;
778 } guest_msi;
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AK
779 __u32 reserved[12];
780 };
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BAY
781};
782
d510d6cc 783
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SY
784struct kvm_assigned_msix_nr {
785 __u32 assigned_dev_id;
786 __u16 entry_nr;
787 __u16 padding;
788};
789
e7333391 790#define KVM_MAX_MSIX_PER_DEV 256
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SY
791struct kvm_assigned_msix_entry {
792 __u32 assigned_dev_id;
793 __u32 gsi;
794 __u16 entry; /* The index of entry in the MSI-X table */
795 __u16 padding[3];
796};
797
c54d2aba 798#endif /* __LINUX_KVM_H */