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Avi Kivity6aa8b732006-12-10 02:21:36 -08001#ifndef __LINUX_KVM_H
2#define __LINUX_KVM_H
3
4/*
5 * Userspace interface for /dev/kvm - kernel based virtual machine
6 *
Rusty Russelldea8cae2007-07-17 23:12:26 +10007 * Note: you must update KVM_API_VERSION if you change this interface.
Avi Kivity6aa8b732006-12-10 02:21:36 -08008 */
9
Jaswinder Singh Rajput00bfdda2009-01-15 13:51:26 -080010#include <linux/types.h>
Christian Borntraeger97646202008-03-12 18:10:45 +010011#include <linux/compiler.h>
Avi Kivity6aa8b732006-12-10 02:21:36 -080012#include <linux/ioctl.h>
Jerone Youngf6a40e32007-11-19 17:06:31 -060013#include <asm/kvm.h>
Avi Kivity6aa8b732006-12-10 02:21:36 -080014
Avi Kivity2ff81f72007-04-29 16:25:49 +030015#define KVM_API_VERSION 12
Avi Kivity0b76e202006-12-22 01:06:02 -080016
Jan Kiszkac54d2ab2009-11-02 17:20:28 +010017/* *** 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
Feng (Eric) Liu2714d1d2008-04-10 15:31:10 -040057struct kvm_user_trace_setup {
Jan Kiszkac54d2ab2009-11-02 17:20:28 +010058 __u32 buf_size;
59 __u32 buf_nr;
Feng (Eric) Liu2714d1d2008-04-10 15:31:10 -040060};
61
Jan Kiszkac54d2ab2009-11-02 17:20:28 +010062#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
Avi Kivity6aa8b732006-12-10 02:21:36 -080087/* 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
Izik Eidus6fc138d2007-10-09 19:20:39 +020095/* 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
Xiao Guangrong67b29202012-08-21 10:58:45 +0800104/*
105 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
106 * other bits are reserved for kvm internal use which are defined in
107 * include/linux/kvm_host.h.
108 */
Xiao Guangrong4d8b81a2012-08-21 11:02:51 +0800109#define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
110#define KVM_MEM_READONLY (1UL << 1)
Avi Kivity6aa8b732006-12-10 02:21:36 -0800111
Eddie Dong97222cc2007-09-12 10:58:04 +0300112/* for KVM_IRQ_LINE */
Eddie Dong85f455f2007-07-06 12:20:49 +0300113struct kvm_irq_level {
114 /*
115 * ACPI gsi notion of irq.
116 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
117 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
Christoffer Dall86ce8532013-01-20 18:28:08 -0500118 * For ARM: See Documentation/virtual/kvm/api.txt
Eddie Dong85f455f2007-07-06 12:20:49 +0300119 */
Gleb Natapov49256632009-02-04 17:28:14 +0200120 union {
121 __u32 irq;
122 __s32 status;
123 };
Eddie Dong85f455f2007-07-06 12:20:49 +0300124 __u32 level;
125};
126
He, Qing6ceb9d72007-07-26 11:05:18 +0300127
128struct kvm_irqchip {
129 __u32 chip_id;
130 __u32 pad;
131 union {
132 char dummy[512]; /* reserving space */
Avi Kivity7a0eb192009-01-19 14:57:52 +0200133#ifdef __KVM_HAVE_PIT
He, Qing6ceb9d72007-07-26 11:05:18 +0300134 struct kvm_pic_state pic;
Zhang Xiantaoec10f472007-12-17 20:27:27 +0800135#endif
Avi Kivity7a0eb192009-01-19 14:57:52 +0200136#ifdef __KVM_HAVE_IOAPIC
He, Qing6bf9e962007-08-05 10:49:16 +0300137 struct kvm_ioapic_state ioapic;
Jerone Young51e29622007-11-26 08:33:53 -0600138#endif
He, Qing6ceb9d72007-07-26 11:05:18 +0300139 } chip;
140};
141
Jan Kiszkac5ff41c2009-05-14 22:42:53 +0200142/* for KVM_CREATE_PIT2 */
143struct kvm_pit_config {
144 __u32 flags;
145 __u32 pad[15];
146};
147
148#define KVM_PIT_SPEAKER_DUMMY 1
149
Avi Kivity8a454502007-10-10 14:03:16 +0200150#define KVM_EXIT_UNKNOWN 0
151#define KVM_EXIT_EXCEPTION 1
152#define KVM_EXIT_IO 2
153#define KVM_EXIT_HYPERCALL 3
154#define KVM_EXIT_DEBUG 4
155#define KVM_EXIT_HLT 5
156#define KVM_EXIT_MMIO 6
157#define KVM_EXIT_IRQ_WINDOW_OPEN 7
158#define KVM_EXIT_SHUTDOWN 8
159#define KVM_EXIT_FAIL_ENTRY 9
160#define KVM_EXIT_INTR 10
161#define KVM_EXIT_SET_TPR 11
Avi Kivityb209749f2007-10-22 16:50:39 +0200162#define KVM_EXIT_TPR_ACCESS 12
Christian Borntraeger8f2abe62008-03-25 18:47:23 +0100163#define KVM_EXIT_S390_SIEIC 13
Christian Borntraegere28acfe2008-03-25 18:47:34 +0100164#define KVM_EXIT_S390_RESET 14
Hollis Blanchardb2312f02008-04-16 23:28:07 -0500165#define KVM_EXIT_DCR 15
Jan Kiszkac4abb7c2008-09-26 09:30:55 +0200166#define KVM_EXIT_NMI 16
Avi Kivity3f5d18a2009-06-11 15:43:28 +0300167#define KVM_EXIT_INTERNAL_ERROR 17
Alexander Grafad0a0482010-03-24 21:48:30 +0100168#define KVM_EXIT_OSI 18
Paul Mackerrasde56a942011-06-29 00:21:34 +0000169#define KVM_EXIT_PAPR_HCALL 19
Carsten Ottee168bf82012-01-04 10:25:22 +0100170#define KVM_EXIT_S390_UCONTROL 20
Bharat Bhushanf61c94b2012-08-08 20:38:19 +0000171#define KVM_EXIT_WATCHDOG 21
Cornelia Huckfa6b7fe2012-12-20 15:32:12 +0100172#define KVM_EXIT_S390_TSCH 22
Alexander Graf1c810632013-01-04 18:12:48 +0100173#define KVM_EXIT_EPR 23
Avi Kivity3f5d18a2009-06-11 15:43:28 +0300174
175/* For KVM_EXIT_INTERNAL_ERROR */
Xiao Guangrongb9bf6882012-10-17 13:46:52 +0800176/* Emulate instruction failed. */
177#define KVM_INTERNAL_ERROR_EMULATION 1
178/* Encounter unexpected simultaneous exceptions. */
179#define KVM_INTERNAL_ERROR_SIMUL_EX 2
180/* Encounter unexpected vm-exit due to delivery event. */
181#define KVM_INTERNAL_ERROR_DELIVERY_EV 3
Avi Kivity6aa8b732006-12-10 02:21:36 -0800182
Avi Kivity9a2bb7f2007-02-22 12:58:31 +0200183/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
Avi Kivity6aa8b732006-12-10 02:21:36 -0800184struct kvm_run {
185 /* in */
Dor Laorc1150d82007-01-05 16:36:24 -0800186 __u8 request_interrupt_window;
Jan Kiszka45312202008-12-11 16:54:54 +0100187 __u8 padding1[7];
Avi Kivity6aa8b732006-12-10 02:21:36 -0800188
189 /* out */
Avi Kivity6aa8b732006-12-10 02:21:36 -0800190 __u32 exit_reason;
Dor Laorc1150d82007-01-05 16:36:24 -0800191 __u8 ready_for_interrupt_injection;
192 __u8 if_flag;
Jan Kiszka45312202008-12-11 16:54:54 +0100193 __u8 padding2[2];
Dor Laor54810342007-02-12 00:54:39 -0800194
195 /* in (pre_kvm_run), out (post_kvm_run) */
Dor Laorc1150d82007-01-05 16:36:24 -0800196 __u64 cr8;
197 __u64 apic_base;
198
Carsten Otted7b0b5e2009-11-19 14:21:16 +0100199#ifdef __KVM_S390
200 /* the processor status word for s390 */
201 __u64 psw_mask; /* psw upper half */
202 __u64 psw_addr; /* psw lower half */
203#endif
Avi Kivity6aa8b732006-12-10 02:21:36 -0800204 union {
205 /* KVM_EXIT_UNKNOWN */
206 struct {
Avi Kivity8eb7d332007-03-04 14:17:08 +0200207 __u64 hardware_exit_reason;
Avi Kivity6aa8b732006-12-10 02:21:36 -0800208 } hw;
Avi Kivity8eb7d332007-03-04 14:17:08 +0200209 /* KVM_EXIT_FAIL_ENTRY */
210 struct {
211 __u64 hardware_entry_failure_reason;
212 } fail_entry;
Avi Kivity6aa8b732006-12-10 02:21:36 -0800213 /* KVM_EXIT_EXCEPTION */
214 struct {
215 __u32 exception;
216 __u32 error_code;
217 } ex;
218 /* KVM_EXIT_IO */
nathan binkert2f8b9ee2009-03-27 21:53:05 -0700219 struct {
Avi Kivity6aa8b732006-12-10 02:21:36 -0800220#define KVM_EXIT_IO_IN 0
221#define KVM_EXIT_IO_OUT 1
222 __u8 direction;
223 __u8 size; /* bytes */
Avi Kivity6aa8b732006-12-10 02:21:36 -0800224 __u16 port;
Avi Kivity039576c2007-03-20 12:46:50 +0200225 __u32 count;
226 __u64 data_offset; /* relative to kvm_run start */
Avi Kivity6aa8b732006-12-10 02:21:36 -0800227 } io;
228 struct {
Jan Kiszkad0bfb942008-12-15 13:52:10 +0100229 struct kvm_debug_exit_arch arch;
Avi Kivity6aa8b732006-12-10 02:21:36 -0800230 } debug;
231 /* KVM_EXIT_MMIO */
232 struct {
233 __u64 phys_addr;
234 __u8 data[8];
235 __u32 len;
236 __u8 is_write;
237 } mmio;
Avi Kivityb4e63f52007-03-04 13:59:30 +0200238 /* KVM_EXIT_HYPERCALL */
239 struct {
Jeff Dike519ef352007-07-16 15:24:47 -0400240 __u64 nr;
Avi Kivityb4e63f52007-03-04 13:59:30 +0200241 __u64 args[6];
242 __u64 ret;
243 __u32 longmode;
244 __u32 pad;
245 } hypercall;
Avi Kivityb209749f2007-10-22 16:50:39 +0200246 /* KVM_EXIT_TPR_ACCESS */
247 struct {
248 __u64 rip;
249 __u32 is_write;
250 __u32 pad;
251 } tpr_access;
Christian Borntraeger8f2abe62008-03-25 18:47:23 +0100252 /* KVM_EXIT_S390_SIEIC */
253 struct {
254 __u8 icptcode;
Christian Borntraeger8f2abe62008-03-25 18:47:23 +0100255 __u16 ipa;
256 __u32 ipb;
257 } s390_sieic;
Christian Borntraegere28acfe2008-03-25 18:47:34 +0100258 /* KVM_EXIT_S390_RESET */
259#define KVM_S390_RESET_POR 1
260#define KVM_S390_RESET_CLEAR 2
261#define KVM_S390_RESET_SUBSYSTEM 4
262#define KVM_S390_RESET_CPU_INIT 8
263#define KVM_S390_RESET_IPL 16
264 __u64 s390_reset_flags;
Carsten Ottee168bf82012-01-04 10:25:22 +0100265 /* KVM_EXIT_S390_UCONTROL */
266 struct {
267 __u64 trans_exc_code;
268 __u32 pgm_code;
269 } s390_ucontrol;
Hollis Blanchardb2312f02008-04-16 23:28:07 -0500270 /* KVM_EXIT_DCR */
271 struct {
272 __u32 dcrn;
273 __u32 data;
274 __u8 is_write;
275 } dcr;
Avi Kivity3f5d18a2009-06-11 15:43:28 +0300276 struct {
277 __u32 suberror;
Avi Kivitya9c73992009-11-04 11:54:59 +0200278 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
279 __u32 ndata;
280 __u64 data[16];
Avi Kivity3f5d18a2009-06-11 15:43:28 +0300281 } internal;
Alexander Grafad0a0482010-03-24 21:48:30 +0100282 /* KVM_EXIT_OSI */
283 struct {
284 __u64 gprs[32];
285 } osi;
Paul Mackerrasde56a942011-06-29 00:21:34 +0000286 struct {
287 __u64 nr;
288 __u64 ret;
289 __u64 args[9];
290 } papr_hcall;
Cornelia Huckfa6b7fe2012-12-20 15:32:12 +0100291 /* KVM_EXIT_S390_TSCH */
292 struct {
293 __u16 subchannel_id;
294 __u16 subchannel_nr;
295 __u32 io_int_parm;
296 __u32 io_int_word;
297 __u32 ipb;
298 __u8 dequeued;
299 } s390_tsch;
Alexander Graf1c810632013-01-04 18:12:48 +0100300 /* KVM_EXIT_EPR */
301 struct {
302 __u32 epr;
303 } epr;
Avi Kivity24cbc7e2007-07-17 11:45:55 +0300304 /* Fix the size of the union. */
305 char padding[256];
Avi Kivity6aa8b732006-12-10 02:21:36 -0800306 };
Christian Borntraegerb9e5dc82012-01-11 11:20:30 +0100307
308 /*
309 * shared registers between kvm and userspace.
310 * kvm_valid_regs specifies the register classes set by the host
311 * kvm_dirty_regs specified the register classes dirtied by userspace
312 * struct kvm_sync_regs is architecture specific, as well as the
313 * bits for kvm_valid_regs and kvm_dirty_regs
314 */
315 __u64 kvm_valid_regs;
316 __u64 kvm_dirty_regs;
317 union {
318 struct kvm_sync_regs regs;
319 char padding[1024];
320 } s;
Avi Kivity6aa8b732006-12-10 02:21:36 -0800321};
322
Laurent Vivier5f94c172008-05-30 16:05:54 +0200323/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
324
325struct kvm_coalesced_mmio_zone {
326 __u64 addr;
327 __u32 size;
328 __u32 pad;
329};
330
331struct kvm_coalesced_mmio {
332 __u64 phys_addr;
333 __u32 len;
334 __u32 pad;
335 __u8 data[8];
336};
337
338struct kvm_coalesced_mmio_ring {
339 __u32 first, last;
340 struct kvm_coalesced_mmio coalesced_mmio[0];
341};
342
343#define KVM_COALESCED_MMIO_MAX \
344 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
345 sizeof(struct kvm_coalesced_mmio))
346
Avi Kivity6aa8b732006-12-10 02:21:36 -0800347/* for KVM_TRANSLATE */
348struct kvm_translation {
349 /* in */
350 __u64 linear_address;
Avi Kivity6aa8b732006-12-10 02:21:36 -0800351
352 /* out */
353 __u64 physical_address;
354 __u8 valid;
355 __u8 writeable;
356 __u8 usermode;
Avi Kivity8cd13302007-02-12 00:54:41 -0800357 __u8 pad[5];
Avi Kivity6aa8b732006-12-10 02:21:36 -0800358};
359
360/* for KVM_INTERRUPT */
361struct kvm_interrupt {
362 /* in */
Avi Kivity6aa8b732006-12-10 02:21:36 -0800363 __u32 irq;
364};
365
Avi Kivity6aa8b732006-12-10 02:21:36 -0800366/* for KVM_GET_DIRTY_LOG */
367struct kvm_dirty_log {
368 __u32 slot;
nathan binkert2f8b9ee2009-03-27 21:53:05 -0700369 __u32 padding1;
Avi Kivity6aa8b732006-12-10 02:21:36 -0800370 union {
371 void __user *dirty_bitmap; /* one bit per page */
nathan binkert2f8b9ee2009-03-27 21:53:05 -0700372 __u64 padding2;
Avi Kivity6aa8b732006-12-10 02:21:36 -0800373 };
374};
375
Avi Kivity1961d272007-03-05 19:46:05 +0200376/* for KVM_SET_SIGNAL_MASK */
377struct kvm_signal_mask {
378 __u32 len;
379 __u8 sigset[0];
380};
381
Avi Kivityb209749f2007-10-22 16:50:39 +0200382/* for KVM_TPR_ACCESS_REPORTING */
383struct kvm_tpr_access_ctl {
384 __u32 enabled;
385 __u32 flags;
386 __u32 reserved[8];
387};
388
Avi Kivityb93463a2007-10-25 16:52:32 +0200389/* for KVM_SET_VAPIC_ADDR */
390struct kvm_vapic_addr {
391 __u64 vapic_addr;
392};
393
Marcelo Tosatti62d9f0d2008-04-11 13:24:45 -0300394/* for KVM_SET_MPSTATE */
395
396#define KVM_MP_STATE_RUNNABLE 0
397#define KVM_MP_STATE_UNINITIALIZED 1
398#define KVM_MP_STATE_INIT_RECEIVED 2
399#define KVM_MP_STATE_HALTED 3
400#define KVM_MP_STATE_SIPI_RECEIVED 4
401
402struct kvm_mp_state {
403 __u32 mp_state;
404};
405
Heiko Carstensb0c632d2008-03-25 18:47:20 +0100406struct kvm_s390_psw {
407 __u64 mask;
408 __u64 addr;
409};
410
Carsten Otteba5c1e92008-03-25 18:47:26 +0100411/* valid values for type in kvm_s390_interrupt */
412#define KVM_S390_SIGP_STOP 0xfffe0000u
413#define KVM_S390_PROGRAM_INT 0xfffe0001u
414#define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
415#define KVM_S390_RESTART 0xfffe0003u
Cornelia Huck48a3e952012-12-20 15:32:09 +0100416#define KVM_S390_MCHK 0xfffe1000u
Carsten Otteba5c1e92008-03-25 18:47:26 +0100417#define KVM_S390_INT_VIRTIO 0xffff2603u
418#define KVM_S390_INT_SERVICE 0xffff2401u
419#define KVM_S390_INT_EMERGENCY 0xffff1201u
Christian Ehrhardt7697e71f2011-10-18 12:27:15 +0200420#define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
Cornelia Huckd8346b72012-12-20 15:32:08 +0100421/* Anything below 0xfffe0000u is taken by INT_IO */
422#define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
423 (((schid)) | \
424 ((ssid) << 16) | \
425 ((cssid) << 18) | \
426 ((ai) << 26))
427#define KVM_S390_INT_IO_MIN 0x00000000u
428#define KVM_S390_INT_IO_MAX 0xfffdffffu
429
Carsten Otteba5c1e92008-03-25 18:47:26 +0100430
431struct kvm_s390_interrupt {
432 __u32 type;
433 __u32 parm;
434 __u64 parm64;
435};
436
Jan Kiszkad0bfb942008-12-15 13:52:10 +0100437/* for KVM_SET_GUEST_DEBUG */
438
439#define KVM_GUESTDBG_ENABLE 0x00000001
440#define KVM_GUESTDBG_SINGLESTEP 0x00000002
441
442struct kvm_guest_debug {
443 __u32 control;
444 __u32 pad;
445 struct kvm_guest_debug_arch arch;
446};
447
Gregory Haskinsd34e6b12009-07-07 17:08:49 -0400448enum {
449 kvm_ioeventfd_flag_nr_datamatch,
450 kvm_ioeventfd_flag_nr_pio,
451 kvm_ioeventfd_flag_nr_deassign,
Cornelia Huck2b834512013-02-28 12:33:20 +0100452 kvm_ioeventfd_flag_nr_virtio_ccw_notify,
Gregory Haskinsd34e6b12009-07-07 17:08:49 -0400453 kvm_ioeventfd_flag_nr_max,
454};
455
456#define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
457#define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
458#define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
Cornelia Huck2b834512013-02-28 12:33:20 +0100459#define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
460 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
Gregory Haskinsd34e6b12009-07-07 17:08:49 -0400461
462#define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
463
464struct kvm_ioeventfd {
465 __u64 datamatch;
466 __u64 addr; /* legal pio/mmio address */
467 __u32 len; /* 1, 2, 4, or 8 bytes */
468 __s32 fd;
469 __u32 flags;
470 __u8 pad[36];
471};
472
Alexander Graf71fbfd52010-03-24 21:48:29 +0100473/* for KVM_ENABLE_CAP */
474struct kvm_enable_cap {
475 /* in */
476 __u32 cap;
477 __u32 flags;
478 __u64 args[4];
479 __u8 pad[64];
480};
481
Alexander Graf15711e92010-07-29 14:48:08 +0200482/* for KVM_PPC_GET_PVINFO */
483struct kvm_ppc_pvinfo {
484 /* out */
485 __u32 flags;
486 __u32 hcall[4];
487 __u8 pad[108];
488};
489
Benjamin Herrenschmidt5b747162012-04-26 19:43:42 +0000490/* for KVM_PPC_GET_SMMU_INFO */
491#define KVM_PPC_PAGE_SIZES_MAX_SZ 8
492
493struct kvm_ppc_one_page_size {
494 __u32 page_shift; /* Page shift (or 0) */
495 __u32 pte_enc; /* Encoding in the HPTE (>>12) */
496};
497
498struct kvm_ppc_one_seg_page_size {
499 __u32 page_shift; /* Base page shift of segment (or 0) */
500 __u32 slb_enc; /* SLB encoding for BookS */
501 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
502};
503
504#define KVM_PPC_PAGE_SIZES_REAL 0x00000001
505#define KVM_PPC_1T_SEGMENTS 0x00000002
506
507struct kvm_ppc_smmu_info {
508 __u64 flags;
509 __u32 slb_size;
510 __u32 pad;
511 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
512};
513
Liu Yu-B132019202e072012-07-03 05:48:52 +0000514#define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
515
Avi Kivity6aa8b732006-12-10 02:21:36 -0800516#define KVMIO 0xAE
517
Carsten Ottee08b9632012-01-04 10:25:20 +0100518/* machine type bits, to be used as argument to KVM_CREATE_VM */
519#define KVM_VM_S390_UCONTROL 1
520
Aneesh Kumar K.Vcbbc58d2013-10-07 22:18:01 +0530521/* on ppc, 0 indicate default, 1 should force HV and 2 PR */
522#define KVM_VM_PPC_HV 1
523#define KVM_VM_PPC_PR 2
524
Carsten Otte5b1c1492012-01-04 10:25:23 +0100525#define KVM_S390_SIE_PAGE_OFFSET 1
526
Avi Kivityf17abe92007-02-21 19:28:04 +0200527/*
528 * ioctls for /dev/kvm fds:
529 */
Avi Kivity739872c2007-03-01 17:20:13 +0200530#define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
531#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
532#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
Heiko Carstensb0c632d2008-03-25 18:47:20 +0100533
534#define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
Avi Kivity5d308f42007-03-01 17:56:20 +0200535/*
536 * Check if a kvm extension is available. Argument is extension number,
537 * return is 1 (yes) or 0 (no, sorry).
538 */
539#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
Avi Kivity07c45a32007-03-07 13:05:38 +0200540/*
541 * Get size for mmap(vcpu_fd)
542 */
543#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
Avi Kivity674eea02008-02-11 18:37:23 +0200544#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
Jan Kiszkac54d2ab2009-11-02 17:20:28 +0100545#define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
546#define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
547#define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
Borislav Petkov9c15bb12013-09-22 16:44:50 +0200548#define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
Jan Kiszkac54d2ab2009-11-02 17:20:28 +0100549
Avi Kivityf17abe92007-02-21 19:28:04 +0200550/*
Eddie Dong85f455f2007-07-06 12:20:49 +0300551 * Extension capability list.
552 */
553#define KVM_CAP_IRQCHIP 0
Eddie Dongb6958ce2007-07-18 12:15:21 +0300554#define KVM_CAP_HLT 1
Izik Eidus82ce2c92007-10-02 18:52:55 +0200555#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
Izik Eidus6fc138d2007-10-09 19:20:39 +0200556#define KVM_CAP_USER_MEMORY 3
Izik Eiduscbc94022007-10-25 00:29:55 +0200557#define KVM_CAP_SET_TSS_ADDR 4
Avi Kivityb209749f2007-10-22 16:50:39 +0200558#define KVM_CAP_VAPIC 6
Avi Kivity674eea02008-02-11 18:37:23 +0200559#define KVM_CAP_EXT_CPUID 7
Glauber de Oliveira Costa18068522008-02-15 17:52:47 -0200560#define KVM_CAP_CLOCKSOURCE 8
Sasha Levin8c3ba332011-07-18 17:17:15 +0300561#define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
Avi Kivitya988b912008-02-20 11:59:20 +0200562#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
Sheng Yang78376992008-01-28 05:10:22 +0800563#define KVM_CAP_PIT 11
Marcelo Tosattia28e4f52008-02-22 12:21:36 -0500564#define KVM_CAP_NOP_IO_DELAY 12
Marcelo Tosatti2f333bc2008-02-22 12:21:37 -0500565#define KVM_CAP_PV_MMU 13
Marcelo Tosatti62d9f0d2008-04-11 13:24:45 -0300566#define KVM_CAP_MP_STATE 14
Laurent Vivier5f94c172008-05-30 16:05:54 +0200567#define KVM_CAP_COALESCED_MMIO 15
Avi Kivityed848622008-07-29 11:30:57 +0300568#define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
Ben-Ami Yassour4d5c5d02008-07-28 19:26:26 +0300569#define KVM_CAP_DEVICE_ASSIGNMENT 17
Ben-Ami Yassour62c476c2008-09-14 03:48:28 +0300570#define KVM_CAP_IOMMU 18
Avi Kivity7a0eb192009-01-19 14:57:52 +0200571#ifdef __KVM_HAVE_MSI
Sheng Yang6b9cc7f2008-11-24 14:32:56 +0800572#define KVM_CAP_DEVICE_MSI 20
573#endif
Avi Kivity1a811b62008-12-08 18:25:27 +0200574/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
575#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
Avi Kivity7a0eb192009-01-19 14:57:52 +0200576#ifdef __KVM_HAVE_USER_NMI
Jan Kiszka45312202008-12-11 16:54:54 +0100577#define KVM_CAP_USER_NMI 22
578#endif
Avi Kivity91b2ae72009-01-19 14:57:52 +0200579#ifdef __KVM_HAVE_GUEST_DEBUG
Jan Kiszkad0bfb942008-12-15 13:52:10 +0100580#define KVM_CAP_SET_GUEST_DEBUG 23
Jan Kiszka971cc3d2008-12-19 18:13:54 +0100581#endif
Avi Kivity91b2ae72009-01-19 14:57:52 +0200582#ifdef __KVM_HAVE_PIT
Marcelo Tosatti52d939a2008-12-30 15:55:06 -0200583#define KVM_CAP_REINJECT_CONTROL 24
584#endif
Avi Kivity399ec802008-11-19 13:58:46 +0200585#define KVM_CAP_IRQ_ROUTING 25
Gleb Natapov49256632009-02-04 17:28:14 +0200586#define KVM_CAP_IRQ_INJECT_STATUS 26
Weidong Han2df8a402009-02-13 10:50:56 +0800587#define KVM_CAP_DEVICE_DEASSIGNMENT 27
Sheng Yangd510d6c2009-02-25 17:22:28 +0800588#ifdef __KVM_HAVE_MSIX
589#define KVM_CAP_DEVICE_MSIX 28
590#endif
Sheng Yange56d5322009-03-12 21:45:39 +0800591#define KVM_CAP_ASSIGN_DEV_IRQ 29
Jan Kiszka4cd481f2009-04-13 11:59:32 +0200592/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
593#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
Huang Ying890ca9a2009-05-11 16:48:15 +0800594#ifdef __KVM_HAVE_MCE
595#define KVM_CAP_MCE 31
596#endif
Gregory Haskins721eecbf2009-05-20 10:30:49 -0400597#define KVM_CAP_IRQFD 32
Jan Kiszkac5ff41c2009-05-14 22:42:53 +0200598#ifdef __KVM_HAVE_PIT
599#define KVM_CAP_PIT2 33
600#endif
Gleb Natapov73880c82009-06-09 15:56:28 +0300601#define KVM_CAP_SET_BOOT_CPU_ID 34
Beth Kone9f42752009-07-07 11:50:38 -0400602#ifdef __KVM_HAVE_PIT_STATE2
603#define KVM_CAP_PIT_STATE2 35
604#endif
Gregory Haskinsd34e6b12009-07-07 17:08:49 -0400605#define KVM_CAP_IOEVENTFD 36
Sheng Yangb927a3c2009-07-21 10:42:48 +0800606#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
Ed Swierkffde22a2009-10-15 15:21:43 -0700607#ifdef __KVM_HAVE_XEN_HVM
608#define KVM_CAP_XEN_HVM 38
609#endif
Glauber Costaafbcf7a2009-10-16 15:28:36 -0400610#define KVM_CAP_ADJUST_CLOCK 39
Avi Kivitya9c73992009-11-04 11:54:59 +0200611#define KVM_CAP_INTERNAL_ERROR_DATA 40
Jan Kiszka3cfc3092009-11-12 01:04:25 +0100612#ifdef __KVM_HAVE_VCPU_EVENTS
613#define KVM_CAP_VCPU_EVENTS 41
614#endif
Carsten Otted7b0b5e2009-11-19 14:21:16 +0100615#define KVM_CAP_S390_PSW 42
Alexander Grafe15a1132009-11-30 03:02:02 +0000616#define KVM_CAP_PPC_SEGSTATE 43
Gleb Natapov55cd8e52010-01-17 15:51:22 +0200617#define KVM_CAP_HYPERV 44
Gleb Natapov10388a02010-01-17 15:51:23 +0200618#define KVM_CAP_HYPERV_VAPIC 45
Gleb Natapovc25bc162010-01-17 15:51:24 +0200619#define KVM_CAP_HYPERV_SPIN 46
Zhai, Edwinab9f4ec2010-01-29 14:38:44 +0800620#define KVM_CAP_PCI_SEGMENT 47
Alexander Grafc10207f2010-02-19 11:00:45 +0100621#define KVM_CAP_PPC_PAIRED_SINGLES 48
Jan Kiszka48005f62010-02-19 19:38:07 +0100622#define KVM_CAP_INTR_SHADOW 49
Jan Kiszkaa1efbe72010-02-15 10:45:43 +0100623#ifdef __KVM_HAVE_DEBUGREGS
624#define KVM_CAP_DEBUGREGS 50
625#endif
Jan Kiszkad2be1652010-02-23 17:47:57 +0100626#define KVM_CAP_X86_ROBUST_SINGLESTEP 51
Alexander Grafad0a0482010-03-24 21:48:30 +0100627#define KVM_CAP_PPC_OSI 52
Alexander Graf18978762010-03-24 21:48:18 +0100628#define KVM_CAP_PPC_UNSET_IRQ 53
Alexander Graf71fbfd52010-03-24 21:48:29 +0100629#define KVM_CAP_ENABLE_CAP 54
Sheng Yang2d5b5a62010-06-13 17:29:39 +0800630#ifdef __KVM_HAVE_XSAVE
631#define KVM_CAP_XSAVE 55
632#endif
633#ifdef __KVM_HAVE_XCRS
634#define KVM_CAP_XCRS 56
635#endif
Alexander Graf15711e92010-07-29 14:48:08 +0200636#define KVM_CAP_PPC_GET_PVINFO 57
Alexander Graf7b4203e2010-08-30 13:50:45 +0200637#define KVM_CAP_PPC_IRQ_LEVEL 58
Gleb Natapov344d9582010-10-14 11:22:50 +0200638#define KVM_CAP_ASYNC_PF 59
Joerg Roedel92a1f122011-03-25 09:44:51 +0100639#define KVM_CAP_TSC_CONTROL 60
640#define KVM_CAP_GET_TSC_KHZ 61
Scott Wood5ce941e2011-04-27 17:24:21 -0500641#define KVM_CAP_PPC_BOOKE_SREGS 62
David Gibson54738c02011-06-29 00:22:41 +0000642#define KVM_CAP_SPAPR_TCE 63
Paul Mackerras371fefd2011-06-29 00:23:08 +0000643#define KVM_CAP_PPC_SMT 64
Paul Mackerrasaa04b4c2011-06-29 00:25:44 +0000644#define KVM_CAP_PPC_RMA 65
Sasha Levin8c3ba332011-07-18 17:17:15 +0300645#define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
Alexander Graf1022fc32011-09-14 21:45:23 +0200646#define KVM_CAP_PPC_HIOR 67
Alexander Graf930b4122011-08-08 17:29:42 +0200647#define KVM_CAP_PPC_PAPR 68
Scott Wooddc83b8b2011-08-18 15:25:21 -0500648#define KVM_CAP_SW_TLB 69
Alexander Grafe24ed812011-09-14 10:02:41 +0200649#define KVM_CAP_ONE_REG 70
Christian Borntraegerb6cf8782011-09-20 17:07:29 +0200650#define KVM_CAP_S390_GMAP 71
Jan Kiszka4d25a0662011-12-21 12:28:29 +0100651#define KVM_CAP_TSC_DEADLINE_TIMER 72
Carsten Otte1efd0f52012-01-04 10:25:29 +0100652#define KVM_CAP_S390_UCONTROL 73
Christian Borntraegerb9e5dc82012-01-11 11:20:30 +0100653#define KVM_CAP_SYNC_REGS 74
Jan Kiszka07700a92012-02-28 14:19:54 +0100654#define KVM_CAP_PCI_2_3 75
Eric B Munson1c0b28c2012-03-10 14:37:27 -0500655#define KVM_CAP_KVMCLOCK_CTRL 76
Jan Kiszka07975ad2012-03-29 21:14:12 +0200656#define KVM_CAP_SIGNAL_MSI 77
Benjamin Herrenschmidt5b747162012-04-26 19:43:42 +0000657#define KVM_CAP_PPC_GET_SMMU_INFO 78
Christian Borntraeger1526bf92012-05-15 14:15:25 +0200658#define KVM_CAP_S390_COW 79
Paul Mackerras32fad282012-05-04 02:32:53 +0000659#define KVM_CAP_PPC_ALLOC_HTAB 80
Xiao Guangrong4d8b81a2012-08-21 11:02:51 +0800660#ifdef __KVM_HAVE_READONLY_MEM
661#define KVM_CAP_READONLY_MEM 81
662#endif
Alex Williamson7a844282012-09-21 11:58:03 -0600663#define KVM_CAP_IRQFD_RESAMPLE 82
Bharat Bhushanf61c94b2012-08-08 20:38:19 +0000664#define KVM_CAP_PPC_BOOKE_WATCHDOG 83
Paul Mackerrasa2932922012-11-19 22:57:20 +0000665#define KVM_CAP_PPC_HTAB_FD 84
Cornelia Huckfa6b7fe2012-12-20 15:32:12 +0100666#define KVM_CAP_S390_CSS_SUPPORT 85
Alexander Graf1c810632013-01-04 18:12:48 +0100667#define KVM_CAP_PPC_EPR 86
Marc Zyngieraa024c22013-01-20 18:28:13 -0500668#define KVM_CAP_ARM_PSCI 87
Christoffer Dall3401d5462013-01-23 13:18:04 -0500669#define KVM_CAP_ARM_SET_DEVICE_ADDR 88
Scott Wood852b6d52013-04-12 14:08:42 +0000670#define KVM_CAP_DEVICE_CTRL 89
Scott Woodeb1e4f42013-04-12 14:08:47 +0000671#define KVM_CAP_IRQ_MPIC 90
Michael Ellerman8e591cb2013-04-17 20:30:00 +0000672#define KVM_CAP_PPC_RTAS 91
Paul Mackerras5975a2e2013-04-27 00:28:37 +0000673#define KVM_CAP_IRQ_XICS 92
Marc Zyngier0d854a62013-02-07 10:46:46 +0000674#define KVM_CAP_ARM_EL1_32BIT 93
Alexey Kardashevskiy0bd50dc2013-08-01 14:44:24 +1000675#define KVM_CAP_SPAPR_MULTITCE 94
Borislav Petkov9c15bb12013-09-22 16:44:50 +0200676#define KVM_CAP_EXT_EMUL_CPUID 95
Vadim Rozenfelde9840972014-01-16 20:18:37 +1100677#define KVM_CAP_HYPERV_TIME 96
Avi Kivity399ec802008-11-19 13:58:46 +0200678
679#ifdef KVM_CAP_IRQ_ROUTING
680
681struct kvm_irq_routing_irqchip {
682 __u32 irqchip;
683 __u32 pin;
684};
685
Sheng Yang79950e12009-02-10 13:57:06 +0800686struct kvm_irq_routing_msi {
687 __u32 address_lo;
688 __u32 address_hi;
689 __u32 data;
690 __u32 pad;
691};
692
Avi Kivity399ec802008-11-19 13:58:46 +0200693/* gsi routing entry types */
694#define KVM_IRQ_ROUTING_IRQCHIP 1
Sheng Yang79950e12009-02-10 13:57:06 +0800695#define KVM_IRQ_ROUTING_MSI 2
Avi Kivity399ec802008-11-19 13:58:46 +0200696
697struct kvm_irq_routing_entry {
698 __u32 gsi;
699 __u32 type;
700 __u32 flags;
701 __u32 pad;
702 union {
703 struct kvm_irq_routing_irqchip irqchip;
Sheng Yang79950e12009-02-10 13:57:06 +0800704 struct kvm_irq_routing_msi msi;
Avi Kivity399ec802008-11-19 13:58:46 +0200705 __u32 pad[8];
706 } u;
707};
708
709struct kvm_irq_routing {
710 __u32 nr;
711 __u32 flags;
712 struct kvm_irq_routing_entry entries[0];
713};
714
715#endif
Eddie Dong85f455f2007-07-06 12:20:49 +0300716
Huang Ying890ca9a2009-05-11 16:48:15 +0800717#ifdef KVM_CAP_MCE
718/* x86 MCE */
719struct kvm_x86_mce {
720 __u64 status;
721 __u64 addr;
722 __u64 misc;
723 __u64 mcg_status;
724 __u8 bank;
725 __u8 pad1[7];
726 __u64 pad2[3];
727};
728#endif
729
Ed Swierkffde22a2009-10-15 15:21:43 -0700730#ifdef KVM_CAP_XEN_HVM
731struct kvm_xen_hvm_config {
732 __u32 flags;
733 __u32 msr;
734 __u64 blob_addr_32;
735 __u64 blob_addr_64;
736 __u8 blob_size_32;
737 __u8 blob_size_64;
738 __u8 pad2[30];
739};
740#endif
741
Gregory Haskins721eecbf2009-05-20 10:30:49 -0400742#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
Alex Williamson7a844282012-09-21 11:58:03 -0600743/*
744 * Available with KVM_CAP_IRQFD_RESAMPLE
745 *
746 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
747 * the irqfd to operate in resampling mode for level triggered interrupt
748 * emlation. See Documentation/virtual/kvm/api.txt.
749 */
750#define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
Gregory Haskins721eecbf2009-05-20 10:30:49 -0400751
752struct kvm_irqfd {
753 __u32 fd;
754 __u32 gsi;
755 __u32 flags;
Alex Williamson7a844282012-09-21 11:58:03 -0600756 __u32 resamplefd;
757 __u8 pad[16];
Gregory Haskins721eecbf2009-05-20 10:30:49 -0400758};
759
Glauber Costaafbcf7a2009-10-16 15:28:36 -0400760struct kvm_clock_data {
761 __u64 clock;
762 __u32 flags;
763 __u32 pad[9];
764};
765
Scott Wooddc83b8b2011-08-18 15:25:21 -0500766#define KVM_MMU_FSL_BOOKE_NOHV 0
767#define KVM_MMU_FSL_BOOKE_HV 1
768
769struct kvm_config_tlb {
770 __u64 params;
771 __u64 array;
772 __u32 mmu_type;
773 __u32 array_len;
774};
775
776struct kvm_dirty_tlb {
777 __u64 bitmap;
778 __u32 num_dirty;
779};
780
Alexander Grafe24ed812011-09-14 10:02:41 +0200781/* Available with KVM_CAP_ONE_REG */
782
783#define KVM_REG_ARCH_MASK 0xff00000000000000ULL
784#define KVM_REG_GENERIC 0x0000000000000000ULL
785
786/*
787 * Architecture specific registers are to be defined in arch headers and
788 * ORed with the arch identifier.
789 */
790#define KVM_REG_PPC 0x1000000000000000ULL
791#define KVM_REG_X86 0x2000000000000000ULL
792#define KVM_REG_IA64 0x3000000000000000ULL
793#define KVM_REG_ARM 0x4000000000000000ULL
794#define KVM_REG_S390 0x5000000000000000ULL
Marc Zyngier7c8c5e6a2012-12-10 16:15:34 +0000795#define KVM_REG_ARM64 0x6000000000000000ULL
David Daney2a8fedd2013-06-10 12:33:47 -0700796#define KVM_REG_MIPS 0x7000000000000000ULL
Alexander Grafe24ed812011-09-14 10:02:41 +0200797
798#define KVM_REG_SIZE_SHIFT 52
799#define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
800#define KVM_REG_SIZE_U8 0x0000000000000000ULL
801#define KVM_REG_SIZE_U16 0x0010000000000000ULL
802#define KVM_REG_SIZE_U32 0x0020000000000000ULL
803#define KVM_REG_SIZE_U64 0x0030000000000000ULL
804#define KVM_REG_SIZE_U128 0x0040000000000000ULL
805#define KVM_REG_SIZE_U256 0x0050000000000000ULL
806#define KVM_REG_SIZE_U512 0x0060000000000000ULL
807#define KVM_REG_SIZE_U1024 0x0070000000000000ULL
808
Christoffer Dall749cf76c2013-01-20 18:28:06 -0500809struct kvm_reg_list {
810 __u64 n; /* number of regs */
811 __u64 reg[0];
812};
813
Alexander Grafe24ed812011-09-14 10:02:41 +0200814struct kvm_one_reg {
815 __u64 id;
816 __u64 addr;
817};
818
Jan Kiszka07975ad2012-03-29 21:14:12 +0200819struct kvm_msi {
820 __u32 address_lo;
821 __u32 address_hi;
822 __u32 data;
823 __u32 flags;
824 __u8 pad[16];
825};
826
Christoffer Dall3401d5462013-01-23 13:18:04 -0500827struct kvm_arm_device_addr {
828 __u64 id;
829 __u64 addr;
830};
831
Eddie Dong85f455f2007-07-06 12:20:49 +0300832/*
Scott Wood852b6d52013-04-12 14:08:42 +0000833 * Device control API, available with KVM_CAP_DEVICE_CTRL
834 */
835#define KVM_CREATE_DEVICE_TEST 1
836
837struct kvm_create_device {
838 __u32 type; /* in: KVM_DEV_TYPE_xxx */
839 __u32 fd; /* out: device handle */
840 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */
841};
842
843struct kvm_device_attr {
844 __u32 flags; /* no flags currently defined */
845 __u32 group; /* device-defined */
846 __u64 attr; /* group-defined */
847 __u64 addr; /* userspace address of attr data */
848};
849
Scott Wood5df554ad2013-04-12 14:08:46 +0000850#define KVM_DEV_TYPE_FSL_MPIC_20 1
851#define KVM_DEV_TYPE_FSL_MPIC_42 2
Paul Mackerras5975a2e2013-04-27 00:28:37 +0000852#define KVM_DEV_TYPE_XICS 3
Alex Williamsonec535002013-10-30 11:02:17 -0600853#define KVM_DEV_TYPE_VFIO 4
854#define KVM_DEV_VFIO_GROUP 1
855#define KVM_DEV_VFIO_GROUP_ADD 1
856#define KVM_DEV_VFIO_GROUP_DEL 2
Christoffer Dall73306722013-10-25 17:29:18 +0100857#define KVM_DEV_TYPE_ARM_VGIC_V2 5
Scott Wood5df554ad2013-04-12 14:08:46 +0000858
Scott Wood852b6d52013-04-12 14:08:42 +0000859/*
Avi Kivityf17abe92007-02-21 19:28:04 +0200860 * ioctls for VM fds
861 */
Jan Kiszkac54d2ab2009-11-02 17:20:28 +0100862#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
Avi Kivitybccf2152007-02-21 18:04:26 +0200863/*
864 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
865 * a vcpu fd.
866 */
Jan Kiszkac54d2ab2009-11-02 17:20:28 +0100867#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
868#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
Avi Kivitya1f4d3952010-06-21 11:44:20 +0300869/* KVM_SET_MEMORY_ALIAS is obsolete: */
Jan Kiszkac54d2ab2009-11-02 17:20:28 +0100870#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
871#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
872#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
873#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
Avi Kivity6a4a9832009-06-09 11:33:36 +0300874 struct kvm_userspace_memory_region)
Jan Kiszkac54d2ab2009-11-02 17:20:28 +0100875#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
876#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
Carsten Otte27e03932012-01-04 10:25:21 +0100877
878/* enable ucontrol for s390 */
879struct kvm_s390_ucas_mapping {
880 __u64 user_addr;
881 __u64 vcpu_addr;
882 __u64 length;
883};
884#define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
885#define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
Carsten Otteccc79102012-01-04 10:25:26 +0100886#define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
Carsten Otte27e03932012-01-04 10:25:21 +0100887
Eddie Dong85f455f2007-07-06 12:20:49 +0300888/* Device model IOC */
Jan Kiszkac54d2ab2009-11-02 17:20:28 +0100889#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
890#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
891#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
892#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
893#define KVM_CREATE_PIT _IO(KVMIO, 0x64)
894#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
895#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
896#define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
Laurent Vivier5f94c172008-05-30 16:05:54 +0200897#define KVM_REGISTER_COALESCED_MMIO \
898 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
899#define KVM_UNREGISTER_COALESCED_MMIO \
900 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
Jan Kiszkac54d2ab2009-11-02 17:20:28 +0100901#define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
902 struct kvm_assigned_pci_dev)
903#define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
Sheng Yange56d5322009-03-12 21:45:39 +0800904/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
Jan Kiszkac54d2ab2009-11-02 17:20:28 +0100905#define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
906#define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
907#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
908#define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
909 struct kvm_assigned_pci_dev)
910#define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
911 struct kvm_assigned_msix_nr)
912#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
913 struct kvm_assigned_msix_entry)
914#define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
915#define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
916#define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
917#define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
918#define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
919#define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
920#define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
921#define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
922/* Available with KVM_CAP_PIT_STATE2 */
923#define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
924#define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
Alexander Graf15711e92010-07-29 14:48:08 +0200925/* Available with KVM_CAP_PPC_GET_PVINFO */
926#define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
Joerg Roedel92a1f122011-03-25 09:44:51 +0100927/* Available with KVM_CAP_TSC_CONTROL */
928#define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
929#define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
Jan Kiszka07700a92012-02-28 14:19:54 +0100930/* Available with KVM_CAP_PCI_2_3 */
931#define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
932 struct kvm_assigned_pci_dev)
Jan Kiszka07975ad2012-03-29 21:14:12 +0200933/* Available with KVM_CAP_SIGNAL_MSI */
934#define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
Benjamin Herrenschmidt5b747162012-04-26 19:43:42 +0000935/* Available with KVM_CAP_PPC_GET_SMMU_INFO */
936#define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
Paul Mackerras32fad282012-05-04 02:32:53 +0000937/* Available with KVM_CAP_PPC_ALLOC_HTAB */
938#define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
Paul Mackerrased7a8d72012-09-13 21:44:30 +0000939#define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
940/* Available with KVM_CAP_RMA */
941#define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
Paul Mackerrasa2932922012-11-19 22:57:20 +0000942/* Available with KVM_CAP_PPC_HTAB_FD */
943#define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
Christoffer Dall3401d5462013-01-23 13:18:04 -0500944/* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
945#define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
Michael Ellerman8e591cb2013-04-17 20:30:00 +0000946/* Available with KVM_CAP_PPC_RTAS */
947#define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
Avi Kivitybccf2152007-02-21 18:04:26 +0200948
Scott Wood852b6d52013-04-12 14:08:42 +0000949/* ioctl for vm fd */
950#define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
951
952/* ioctls for fds returned by KVM_CREATE_DEVICE */
953#define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
954#define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
955#define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
956
Avi Kivitybccf2152007-02-21 18:04:26 +0200957/*
958 * ioctls for vcpu fds
959 */
Avi Kivity739872c2007-03-01 17:20:13 +0200960#define KVM_RUN _IO(KVMIO, 0x80)
961#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
962#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
963#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
964#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
965#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
966#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
Jan Kiszkad0bfb942008-12-15 13:52:10 +0100967/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
Jan Kiszkac54d2ab2009-11-02 17:20:28 +0100968#define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
Avi Kivity739872c2007-03-01 17:20:13 +0200969#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
970#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
971#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
Avi Kivity1961d272007-03-05 19:46:05 +0200972#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
Avi Kivityb8836732007-04-01 16:34:31 +0300973#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
974#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
Eddie Dong96ad2cc2007-09-06 12:22:56 +0300975#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
976#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
Dan Kenigsberg07716712007-11-21 17:10:04 +0200977#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
978#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
Avi Kivityb209749f2007-10-22 16:50:39 +0200979/* Available with KVM_CAP_VAPIC */
Jan Kiszkac54d2ab2009-11-02 17:20:28 +0100980#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
Avi Kivityb93463a2007-10-25 16:52:32 +0200981/* Available with KVM_CAP_VAPIC */
982#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
Carsten Otteba5c1e92008-03-25 18:47:26 +0100983/* valid for virtual machine (for floating interrupt)_and_ vcpu */
984#define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
Heiko Carstensb0c632d2008-03-25 18:47:20 +0100985/* store status for s390 */
986#define KVM_S390_STORE_STATUS_NOADDR (-1ul)
987#define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
988#define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
989/* initial ipl psw for s390 */
990#define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
991/* initial reset for s390 */
Jan Kiszkac54d2ab2009-11-02 17:20:28 +0100992#define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
Marcelo Tosatti62d9f0d2008-04-11 13:24:45 -0300993#define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
994#define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
Jan Kiszkac4abb7c2008-09-26 09:30:55 +0200995/* Available with KVM_CAP_NMI */
Jan Kiszkac54d2ab2009-11-02 17:20:28 +0100996#define KVM_NMI _IO(KVMIO, 0x9a)
Jan Kiszkad0bfb942008-12-15 13:52:10 +0100997/* Available with KVM_CAP_SET_GUEST_DEBUG */
998#define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
Huang Ying890ca9a2009-05-11 16:48:15 +0800999/* MCE for x86 */
1000#define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
1001#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
1002#define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
Jan Kiszkac54d2ab2009-11-02 17:20:28 +01001003/* IA64 stack access */
Jes Sorensene9a999f2008-12-18 12:17:51 +01001004#define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *)
1005#define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *)
Jan Kiszka3cfc3092009-11-12 01:04:25 +01001006/* Available with KVM_CAP_VCPU_EVENTS */
1007#define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
1008#define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
Jan Kiszkaa1efbe72010-02-15 10:45:43 +01001009/* Available with KVM_CAP_DEBUGREGS */
1010#define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
1011#define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
Alexander Graf71fbfd52010-03-24 21:48:29 +01001012#define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
Sheng Yang2d5b5a62010-06-13 17:29:39 +08001013/* Available with KVM_CAP_XSAVE */
1014#define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
1015#define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
1016/* Available with KVM_CAP_XCRS */
1017#define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
1018#define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
Scott Wooddc83b8b2011-08-18 15:25:21 -05001019/* Available with KVM_CAP_SW_TLB */
1020#define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
Alexander Grafe24ed812011-09-14 10:02:41 +02001021/* Available with KVM_CAP_ONE_REG */
1022#define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
1023#define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
Eric B Munson1c0b28c2012-03-10 14:37:27 -05001024/* VM is being stopped by host */
1025#define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
Christoffer Dall749cf76c2013-01-20 18:28:06 -05001026#define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
Anup Patel42c4e0c2013-09-30 14:20:07 +05301027#define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init)
Christoffer Dall749cf76c2013-01-20 18:28:06 -05001028#define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
Hollis Blanchardd98e6342008-07-01 16:23:49 -05001029
Sheng Yange56d5322009-03-12 21:45:39 +08001030#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
Jan Kiszka07700a92012-02-28 14:19:54 +01001031#define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
1032#define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
Sheng Yange56d5322009-03-12 21:45:39 +08001033
Ben-Ami Yassour4d5c5d02008-07-28 19:26:26 +03001034struct kvm_assigned_pci_dev {
1035 __u32 assigned_dev_id;
1036 __u32 busnr;
1037 __u32 devfn;
1038 __u32 flags;
Zhai, Edwinab9f4ec2010-01-29 14:38:44 +08001039 __u32 segnr;
Avi Kivitybb45e202008-10-19 16:39:45 +02001040 union {
Zhai, Edwinab9f4ec2010-01-29 14:38:44 +08001041 __u32 reserved[11];
Avi Kivitybb45e202008-10-19 16:39:45 +02001042 };
Ben-Ami Yassour4d5c5d02008-07-28 19:26:26 +03001043};
1044
Sheng Yange56d5322009-03-12 21:45:39 +08001045#define KVM_DEV_IRQ_HOST_INTX (1 << 0)
1046#define KVM_DEV_IRQ_HOST_MSI (1 << 1)
1047#define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
1048
1049#define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
1050#define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
1051#define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
1052
1053#define KVM_DEV_IRQ_HOST_MASK 0x00ff
1054#define KVM_DEV_IRQ_GUEST_MASK 0xff00
1055
Ben-Ami Yassour4d5c5d02008-07-28 19:26:26 +03001056struct kvm_assigned_irq {
1057 __u32 assigned_dev_id;
Jan Kiszka91e3d712011-06-03 08:51:05 +02001058 __u32 host_irq; /* ignored (legacy field) */
Ben-Ami Yassour4d5c5d02008-07-28 19:26:26 +03001059 __u32 guest_irq;
1060 __u32 flags;
Avi Kivitybb45e202008-10-19 16:39:45 +02001061 union {
1062 __u32 reserved[12];
1063 };
Ben-Ami Yassour4d5c5d02008-07-28 19:26:26 +03001064};
1065
Sheng Yangc1e01512009-02-25 17:22:26 +08001066struct kvm_assigned_msix_nr {
1067 __u32 assigned_dev_id;
1068 __u16 entry_nr;
1069 __u16 padding;
1070};
1071
Sheng Yange7333392009-05-21 13:50:13 +08001072#define KVM_MAX_MSIX_PER_DEV 256
Sheng Yangc1e01512009-02-25 17:22:26 +08001073struct kvm_assigned_msix_entry {
1074 __u32 assigned_dev_id;
1075 __u32 gsi;
1076 __u16 entry; /* The index of entry in the MSI-X table */
1077 __u16 padding[3];
1078};
1079
Jan Kiszkac54d2ab2009-11-02 17:20:28 +01001080#endif /* __LINUX_KVM_H */