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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
Feng (Eric) Liu2714d1d2008-04-10 15:31:10 -040017/* for KVM_TRACE_ENABLE */
18struct kvm_user_trace_setup {
19 __u32 buf_size; /* sub_buffer size of each per-cpu */
20 __u32 buf_nr; /* the number of sub_buffers of each per-cpu */
21};
22
Avi Kivity6aa8b732006-12-10 02:21:36 -080023/* for KVM_CREATE_MEMORY_REGION */
24struct kvm_memory_region {
25 __u32 slot;
26 __u32 flags;
27 __u64 guest_phys_addr;
28 __u64 memory_size; /* bytes */
29};
30
Izik Eidus6fc138d2007-10-09 19:20:39 +020031/* for KVM_SET_USER_MEMORY_REGION */
32struct kvm_userspace_memory_region {
33 __u32 slot;
34 __u32 flags;
35 __u64 guest_phys_addr;
36 __u64 memory_size; /* bytes */
37 __u64 userspace_addr; /* start of the userspace allocated memory */
38};
39
Avi Kivity6aa8b732006-12-10 02:21:36 -080040/* for kvm_memory_region::flags */
41#define KVM_MEM_LOG_DIRTY_PAGES 1UL
42
43
Eddie Dong97222cc2007-09-12 10:58:04 +030044/* for KVM_IRQ_LINE */
Eddie Dong85f455f2007-07-06 12:20:49 +030045struct kvm_irq_level {
46 /*
47 * ACPI gsi notion of irq.
48 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
49 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
50 */
Gleb Natapov49256632009-02-04 17:28:14 +020051 union {
52 __u32 irq;
53 __s32 status;
54 };
Eddie Dong85f455f2007-07-06 12:20:49 +030055 __u32 level;
56};
57
He, Qing6ceb9d72007-07-26 11:05:18 +030058
59struct kvm_irqchip {
60 __u32 chip_id;
61 __u32 pad;
62 union {
63 char dummy[512]; /* reserving space */
Avi Kivity7a0eb192009-01-19 14:57:52 +020064#ifdef __KVM_HAVE_PIT
He, Qing6ceb9d72007-07-26 11:05:18 +030065 struct kvm_pic_state pic;
Zhang Xiantaoec10f472007-12-17 20:27:27 +080066#endif
Avi Kivity7a0eb192009-01-19 14:57:52 +020067#ifdef __KVM_HAVE_IOAPIC
He, Qing6bf9e962007-08-05 10:49:16 +030068 struct kvm_ioapic_state ioapic;
Jerone Young51e29622007-11-26 08:33:53 -060069#endif
He, Qing6ceb9d72007-07-26 11:05:18 +030070 } chip;
71};
72
Avi Kivity8a454502007-10-10 14:03:16 +020073#define KVM_EXIT_UNKNOWN 0
74#define KVM_EXIT_EXCEPTION 1
75#define KVM_EXIT_IO 2
76#define KVM_EXIT_HYPERCALL 3
77#define KVM_EXIT_DEBUG 4
78#define KVM_EXIT_HLT 5
79#define KVM_EXIT_MMIO 6
80#define KVM_EXIT_IRQ_WINDOW_OPEN 7
81#define KVM_EXIT_SHUTDOWN 8
82#define KVM_EXIT_FAIL_ENTRY 9
83#define KVM_EXIT_INTR 10
84#define KVM_EXIT_SET_TPR 11
Avi Kivityb209749f2007-10-22 16:50:39 +020085#define KVM_EXIT_TPR_ACCESS 12
Christian Borntraeger8f2abe62008-03-25 18:47:23 +010086#define KVM_EXIT_S390_SIEIC 13
Christian Borntraegere28acfe2008-03-25 18:47:34 +010087#define KVM_EXIT_S390_RESET 14
Hollis Blanchardb2312f02008-04-16 23:28:07 -050088#define KVM_EXIT_DCR 15
Jan Kiszkac4abb7c2008-09-26 09:30:55 +020089#define KVM_EXIT_NMI 16
Avi Kivity6aa8b732006-12-10 02:21:36 -080090
Avi Kivity9a2bb7f2007-02-22 12:58:31 +020091/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
Avi Kivity6aa8b732006-12-10 02:21:36 -080092struct kvm_run {
93 /* in */
Dor Laorc1150d82007-01-05 16:36:24 -080094 __u8 request_interrupt_window;
Jan Kiszka45312202008-12-11 16:54:54 +010095 __u8 padding1[7];
Avi Kivity6aa8b732006-12-10 02:21:36 -080096
97 /* out */
Avi Kivity6aa8b732006-12-10 02:21:36 -080098 __u32 exit_reason;
Dor Laorc1150d82007-01-05 16:36:24 -080099 __u8 ready_for_interrupt_injection;
100 __u8 if_flag;
Jan Kiszka45312202008-12-11 16:54:54 +0100101 __u8 padding2[2];
Dor Laor54810342007-02-12 00:54:39 -0800102
103 /* in (pre_kvm_run), out (post_kvm_run) */
Dor Laorc1150d82007-01-05 16:36:24 -0800104 __u64 cr8;
105 __u64 apic_base;
106
Avi Kivity6aa8b732006-12-10 02:21:36 -0800107 union {
108 /* KVM_EXIT_UNKNOWN */
109 struct {
Avi Kivity8eb7d332007-03-04 14:17:08 +0200110 __u64 hardware_exit_reason;
Avi Kivity6aa8b732006-12-10 02:21:36 -0800111 } hw;
Avi Kivity8eb7d332007-03-04 14:17:08 +0200112 /* KVM_EXIT_FAIL_ENTRY */
113 struct {
114 __u64 hardware_entry_failure_reason;
115 } fail_entry;
Avi Kivity6aa8b732006-12-10 02:21:36 -0800116 /* KVM_EXIT_EXCEPTION */
117 struct {
118 __u32 exception;
119 __u32 error_code;
120 } ex;
121 /* KVM_EXIT_IO */
nathan binkert2f8b9ee2009-03-27 21:53:05 -0700122 struct {
Avi Kivity6aa8b732006-12-10 02:21:36 -0800123#define KVM_EXIT_IO_IN 0
124#define KVM_EXIT_IO_OUT 1
125 __u8 direction;
126 __u8 size; /* bytes */
Avi Kivity6aa8b732006-12-10 02:21:36 -0800127 __u16 port;
Avi Kivity039576c2007-03-20 12:46:50 +0200128 __u32 count;
129 __u64 data_offset; /* relative to kvm_run start */
Avi Kivity6aa8b732006-12-10 02:21:36 -0800130 } io;
131 struct {
Jan Kiszkad0bfb942008-12-15 13:52:10 +0100132 struct kvm_debug_exit_arch arch;
Avi Kivity6aa8b732006-12-10 02:21:36 -0800133 } debug;
134 /* KVM_EXIT_MMIO */
135 struct {
136 __u64 phys_addr;
137 __u8 data[8];
138 __u32 len;
139 __u8 is_write;
140 } mmio;
Avi Kivityb4e63f52007-03-04 13:59:30 +0200141 /* KVM_EXIT_HYPERCALL */
142 struct {
Jeff Dike519ef352007-07-16 15:24:47 -0400143 __u64 nr;
Avi Kivityb4e63f52007-03-04 13:59:30 +0200144 __u64 args[6];
145 __u64 ret;
146 __u32 longmode;
147 __u32 pad;
148 } hypercall;
Avi Kivityb209749f2007-10-22 16:50:39 +0200149 /* KVM_EXIT_TPR_ACCESS */
150 struct {
151 __u64 rip;
152 __u32 is_write;
153 __u32 pad;
154 } tpr_access;
Christian Borntraeger8f2abe62008-03-25 18:47:23 +0100155 /* KVM_EXIT_S390_SIEIC */
156 struct {
157 __u8 icptcode;
158 __u64 mask; /* psw upper half */
159 __u64 addr; /* psw lower half */
160 __u16 ipa;
161 __u32 ipb;
162 } s390_sieic;
Christian Borntraegere28acfe2008-03-25 18:47:34 +0100163 /* KVM_EXIT_S390_RESET */
164#define KVM_S390_RESET_POR 1
165#define KVM_S390_RESET_CLEAR 2
166#define KVM_S390_RESET_SUBSYSTEM 4
167#define KVM_S390_RESET_CPU_INIT 8
168#define KVM_S390_RESET_IPL 16
169 __u64 s390_reset_flags;
Hollis Blanchardb2312f02008-04-16 23:28:07 -0500170 /* KVM_EXIT_DCR */
171 struct {
172 __u32 dcrn;
173 __u32 data;
174 __u8 is_write;
175 } dcr;
Avi Kivity24cbc7e2007-07-17 11:45:55 +0300176 /* Fix the size of the union. */
177 char padding[256];
Avi Kivity6aa8b732006-12-10 02:21:36 -0800178 };
179};
180
Laurent Vivier5f94c172008-05-30 16:05:54 +0200181/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
182
183struct kvm_coalesced_mmio_zone {
184 __u64 addr;
185 __u32 size;
186 __u32 pad;
187};
188
189struct kvm_coalesced_mmio {
190 __u64 phys_addr;
191 __u32 len;
192 __u32 pad;
193 __u8 data[8];
194};
195
196struct kvm_coalesced_mmio_ring {
197 __u32 first, last;
198 struct kvm_coalesced_mmio coalesced_mmio[0];
199};
200
201#define KVM_COALESCED_MMIO_MAX \
202 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
203 sizeof(struct kvm_coalesced_mmio))
204
Avi Kivity6aa8b732006-12-10 02:21:36 -0800205/* for KVM_TRANSLATE */
206struct kvm_translation {
207 /* in */
208 __u64 linear_address;
Avi Kivity6aa8b732006-12-10 02:21:36 -0800209
210 /* out */
211 __u64 physical_address;
212 __u8 valid;
213 __u8 writeable;
214 __u8 usermode;
Avi Kivity8cd13302007-02-12 00:54:41 -0800215 __u8 pad[5];
Avi Kivity6aa8b732006-12-10 02:21:36 -0800216};
217
218/* for KVM_INTERRUPT */
219struct kvm_interrupt {
220 /* in */
Avi Kivity6aa8b732006-12-10 02:21:36 -0800221 __u32 irq;
222};
223
Avi Kivity6aa8b732006-12-10 02:21:36 -0800224/* for KVM_GET_DIRTY_LOG */
225struct kvm_dirty_log {
226 __u32 slot;
nathan binkert2f8b9ee2009-03-27 21:53:05 -0700227 __u32 padding1;
Avi Kivity6aa8b732006-12-10 02:21:36 -0800228 union {
229 void __user *dirty_bitmap; /* one bit per page */
nathan binkert2f8b9ee2009-03-27 21:53:05 -0700230 __u64 padding2;
Avi Kivity6aa8b732006-12-10 02:21:36 -0800231 };
232};
233
Avi Kivity1961d272007-03-05 19:46:05 +0200234/* for KVM_SET_SIGNAL_MASK */
235struct kvm_signal_mask {
236 __u32 len;
237 __u8 sigset[0];
238};
239
Avi Kivityb209749f2007-10-22 16:50:39 +0200240/* for KVM_TPR_ACCESS_REPORTING */
241struct kvm_tpr_access_ctl {
242 __u32 enabled;
243 __u32 flags;
244 __u32 reserved[8];
245};
246
Avi Kivityb93463a2007-10-25 16:52:32 +0200247/* for KVM_SET_VAPIC_ADDR */
248struct kvm_vapic_addr {
249 __u64 vapic_addr;
250};
251
Marcelo Tosatti62d9f0d2008-04-11 13:24:45 -0300252/* for KVM_SET_MPSTATE */
253
254#define KVM_MP_STATE_RUNNABLE 0
255#define KVM_MP_STATE_UNINITIALIZED 1
256#define KVM_MP_STATE_INIT_RECEIVED 2
257#define KVM_MP_STATE_HALTED 3
258#define KVM_MP_STATE_SIPI_RECEIVED 4
259
260struct kvm_mp_state {
261 __u32 mp_state;
262};
263
Heiko Carstensb0c632d2008-03-25 18:47:20 +0100264struct kvm_s390_psw {
265 __u64 mask;
266 __u64 addr;
267};
268
Carsten Otteba5c1e92008-03-25 18:47:26 +0100269/* valid values for type in kvm_s390_interrupt */
270#define KVM_S390_SIGP_STOP 0xfffe0000u
271#define KVM_S390_PROGRAM_INT 0xfffe0001u
272#define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
273#define KVM_S390_RESTART 0xfffe0003u
274#define KVM_S390_INT_VIRTIO 0xffff2603u
275#define KVM_S390_INT_SERVICE 0xffff2401u
276#define KVM_S390_INT_EMERGENCY 0xffff1201u
277
278struct kvm_s390_interrupt {
279 __u32 type;
280 __u32 parm;
281 __u64 parm64;
282};
283
Jan Kiszkad0bfb942008-12-15 13:52:10 +0100284/* for KVM_SET_GUEST_DEBUG */
285
286#define KVM_GUESTDBG_ENABLE 0x00000001
287#define KVM_GUESTDBG_SINGLESTEP 0x00000002
288
289struct kvm_guest_debug {
290 __u32 control;
291 __u32 pad;
292 struct kvm_guest_debug_arch arch;
293};
294
Feng (Eric) Liu2714d1d2008-04-10 15:31:10 -0400295#define KVM_TRC_SHIFT 16
296/*
297 * kvm trace categories
298 */
299#define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT)
300#define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1)) /* only 12 bits */
301
302/*
303 * kvm trace action
304 */
305#define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01)
306#define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02)
307#define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01)
308
309#define KVM_TRC_HEAD_SIZE 12
310#define KVM_TRC_CYCLE_SIZE 8
311#define KVM_TRC_EXTRA_MAX 7
312
313/* This structure represents a single trace buffer record. */
314struct kvm_trace_rec {
Christian Ehrhardte32c8f22008-07-14 14:00:00 +0200315 /* variable rec_val
316 * is split into:
317 * bits 0 - 27 -> event id
318 * bits 28 -30 -> number of extra data args of size u32
319 * bits 31 -> binary indicator for if tsc is in record
320 */
321 __u32 rec_val;
Feng (Eric) Liu2714d1d2008-04-10 15:31:10 -0400322 __u32 pid;
323 __u32 vcpu_id;
324 union {
325 struct {
Christian Ehrhardt3f7f95c2008-07-14 14:00:01 +0200326 __u64 timestamp;
Feng (Eric) Liu2714d1d2008-04-10 15:31:10 -0400327 __u32 extra_u32[KVM_TRC_EXTRA_MAX];
Christian Ehrhardt3f7f95c2008-07-14 14:00:01 +0200328 } __attribute__((packed)) timestamp;
Feng (Eric) Liu2714d1d2008-04-10 15:31:10 -0400329 struct {
330 __u32 extra_u32[KVM_TRC_EXTRA_MAX];
Christian Ehrhardt3f7f95c2008-07-14 14:00:01 +0200331 } notimestamp;
Feng (Eric) Liu2714d1d2008-04-10 15:31:10 -0400332 } u;
Adrian Bunk13271382008-08-06 01:36:09 +0300333};
Feng (Eric) Liu2714d1d2008-04-10 15:31:10 -0400334
Christian Ehrhardte32c8f22008-07-14 14:00:00 +0200335#define TRACE_REC_EVENT_ID(val) \
336 (0x0fffffff & (val))
337#define TRACE_REC_NUM_DATA_ARGS(val) \
338 (0x70000000 & ((val) << 28))
339#define TRACE_REC_TCS(val) \
340 (0x80000000 & ((val) << 31))
341
Avi Kivity6aa8b732006-12-10 02:21:36 -0800342#define KVMIO 0xAE
343
Avi Kivityf17abe92007-02-21 19:28:04 +0200344/*
345 * ioctls for /dev/kvm fds:
346 */
Avi Kivity739872c2007-03-01 17:20:13 +0200347#define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
348#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
349#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
Heiko Carstensb0c632d2008-03-25 18:47:20 +0100350
351#define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
Avi Kivity5d308f42007-03-01 17:56:20 +0200352/*
353 * Check if a kvm extension is available. Argument is extension number,
354 * return is 1 (yes) or 0 (no, sorry).
355 */
356#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
Avi Kivity07c45a32007-03-07 13:05:38 +0200357/*
358 * Get size for mmap(vcpu_fd)
359 */
360#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
Avi Kivity674eea02008-02-11 18:37:23 +0200361#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
Feng (Eric) Liu2714d1d2008-04-10 15:31:10 -0400362/*
363 * ioctls for kvm trace
364 */
365#define KVM_TRACE_ENABLE _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
366#define KVM_TRACE_PAUSE _IO(KVMIO, 0x07)
367#define KVM_TRACE_DISABLE _IO(KVMIO, 0x08)
Avi Kivityf17abe92007-02-21 19:28:04 +0200368/*
Eddie Dong85f455f2007-07-06 12:20:49 +0300369 * Extension capability list.
370 */
371#define KVM_CAP_IRQCHIP 0
Eddie Dongb6958ce2007-07-18 12:15:21 +0300372#define KVM_CAP_HLT 1
Izik Eidus82ce2c92007-10-02 18:52:55 +0200373#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
Izik Eidus6fc138d2007-10-09 19:20:39 +0200374#define KVM_CAP_USER_MEMORY 3
Izik Eiduscbc94022007-10-25 00:29:55 +0200375#define KVM_CAP_SET_TSS_ADDR 4
Avi Kivityb209749f2007-10-22 16:50:39 +0200376#define KVM_CAP_VAPIC 6
Avi Kivity674eea02008-02-11 18:37:23 +0200377#define KVM_CAP_EXT_CPUID 7
Glauber de Oliveira Costa18068522008-02-15 17:52:47 -0200378#define KVM_CAP_CLOCKSOURCE 8
Avi Kivityf7252302008-02-20 11:53:16 +0200379#define KVM_CAP_NR_VCPUS 9 /* returns max vcpus per vm */
Avi Kivitya988b912008-02-20 11:59:20 +0200380#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
Sheng Yang78376992008-01-28 05:10:22 +0800381#define KVM_CAP_PIT 11
Marcelo Tosattia28e4f52008-02-22 12:21:36 -0500382#define KVM_CAP_NOP_IO_DELAY 12
Marcelo Tosatti2f333bc2008-02-22 12:21:37 -0500383#define KVM_CAP_PV_MMU 13
Marcelo Tosatti62d9f0d2008-04-11 13:24:45 -0300384#define KVM_CAP_MP_STATE 14
Laurent Vivier5f94c172008-05-30 16:05:54 +0200385#define KVM_CAP_COALESCED_MMIO 15
Avi Kivityed848622008-07-29 11:30:57 +0300386#define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
Avi Kivity7a0eb192009-01-19 14:57:52 +0200387#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
Ben-Ami Yassour4d5c5d02008-07-28 19:26:26 +0300388#define KVM_CAP_DEVICE_ASSIGNMENT 17
Xiantao Zhang8a98f662008-10-06 13:47:38 +0800389#endif
Ben-Ami Yassour62c476c2008-09-14 03:48:28 +0300390#define KVM_CAP_IOMMU 18
Avi Kivity7a0eb192009-01-19 14:57:52 +0200391#ifdef __KVM_HAVE_MSI
Sheng Yang6b9cc7f2008-11-24 14:32:56 +0800392#define KVM_CAP_DEVICE_MSI 20
393#endif
Avi Kivity1a811b62008-12-08 18:25:27 +0200394/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
395#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
Avi Kivity7a0eb192009-01-19 14:57:52 +0200396#ifdef __KVM_HAVE_USER_NMI
Jan Kiszka45312202008-12-11 16:54:54 +0100397#define KVM_CAP_USER_NMI 22
398#endif
Avi Kivity91b2ae72009-01-19 14:57:52 +0200399#ifdef __KVM_HAVE_GUEST_DEBUG
Jan Kiszkad0bfb942008-12-15 13:52:10 +0100400#define KVM_CAP_SET_GUEST_DEBUG 23
Jan Kiszka971cc3d2008-12-19 18:13:54 +0100401#endif
Avi Kivity91b2ae72009-01-19 14:57:52 +0200402#ifdef __KVM_HAVE_PIT
Marcelo Tosatti52d939a2008-12-30 15:55:06 -0200403#define KVM_CAP_REINJECT_CONTROL 24
404#endif
Avi Kivity91b2ae72009-01-19 14:57:52 +0200405#ifdef __KVM_HAVE_IOAPIC
Avi Kivity399ec802008-11-19 13:58:46 +0200406#define KVM_CAP_IRQ_ROUTING 25
407#endif
Gleb Natapov49256632009-02-04 17:28:14 +0200408#define KVM_CAP_IRQ_INJECT_STATUS 26
Weidong Han2df8a402009-02-13 10:50:56 +0800409#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
410#define KVM_CAP_DEVICE_DEASSIGNMENT 27
411#endif
Sheng Yangd510d6c2009-02-25 17:22:28 +0800412#ifdef __KVM_HAVE_MSIX
413#define KVM_CAP_DEVICE_MSIX 28
414#endif
Sheng Yange56d5322009-03-12 21:45:39 +0800415#define KVM_CAP_ASSIGN_DEV_IRQ 29
Jan Kiszka4cd481f2009-04-13 11:59:32 +0200416/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
417#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
Avi Kivity399ec802008-11-19 13:58:46 +0200418
419#ifdef KVM_CAP_IRQ_ROUTING
420
421struct kvm_irq_routing_irqchip {
422 __u32 irqchip;
423 __u32 pin;
424};
425
Sheng Yang79950e12009-02-10 13:57:06 +0800426struct kvm_irq_routing_msi {
427 __u32 address_lo;
428 __u32 address_hi;
429 __u32 data;
430 __u32 pad;
431};
432
Avi Kivity399ec802008-11-19 13:58:46 +0200433/* gsi routing entry types */
434#define KVM_IRQ_ROUTING_IRQCHIP 1
Sheng Yang79950e12009-02-10 13:57:06 +0800435#define KVM_IRQ_ROUTING_MSI 2
Avi Kivity399ec802008-11-19 13:58:46 +0200436
437struct kvm_irq_routing_entry {
438 __u32 gsi;
439 __u32 type;
440 __u32 flags;
441 __u32 pad;
442 union {
443 struct kvm_irq_routing_irqchip irqchip;
Sheng Yang79950e12009-02-10 13:57:06 +0800444 struct kvm_irq_routing_msi msi;
Avi Kivity399ec802008-11-19 13:58:46 +0200445 __u32 pad[8];
446 } u;
447};
448
449struct kvm_irq_routing {
450 __u32 nr;
451 __u32 flags;
452 struct kvm_irq_routing_entry entries[0];
453};
454
455#endif
Eddie Dong85f455f2007-07-06 12:20:49 +0300456
457/*
Avi Kivityf17abe92007-02-21 19:28:04 +0200458 * ioctls for VM fds
459 */
Avi Kivity739872c2007-03-01 17:20:13 +0200460#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
Izik Eidus82ce2c92007-10-02 18:52:55 +0200461#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
462#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
Izik Eidus6fc138d2007-10-09 19:20:39 +0200463#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46,\
464 struct kvm_userspace_memory_region)
Izik Eiduscbc94022007-10-25 00:29:55 +0200465#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
Avi Kivitybccf2152007-02-21 18:04:26 +0200466/*
467 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
468 * a vcpu fd.
469 */
Avi Kivity739872c2007-03-01 17:20:13 +0200470#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
471#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
Avi Kivitye8207542007-03-30 16:54:30 +0300472#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
Eddie Dong85f455f2007-07-06 12:20:49 +0300473/* Device model IOC */
474#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
Eddie Dong97222cc2007-09-12 10:58:04 +0300475#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
He, Qing6ceb9d72007-07-26 11:05:18 +0300476#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
477#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
Sheng Yang78376992008-01-28 05:10:22 +0800478#define KVM_CREATE_PIT _IO(KVMIO, 0x64)
Sheng Yange0f63cb2008-03-04 00:50:59 +0800479#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
480#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
Gleb Natapov49256632009-02-04 17:28:14 +0200481#define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
Laurent Vivier5f94c172008-05-30 16:05:54 +0200482#define KVM_REGISTER_COALESCED_MMIO \
483 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
484#define KVM_UNREGISTER_COALESCED_MMIO \
485 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
Ben-Ami Yassour4d5c5d02008-07-28 19:26:26 +0300486#define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
487 struct kvm_assigned_pci_dev)
Avi Kivity399ec802008-11-19 13:58:46 +0200488#define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
Sheng Yange56d5322009-03-12 21:45:39 +0800489/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
Ben-Ami Yassour4d5c5d02008-07-28 19:26:26 +0300490#define KVM_ASSIGN_IRQ _IOR(KVMIO, 0x70, \
491 struct kvm_assigned_irq)
Sheng Yange56d5322009-03-12 21:45:39 +0800492#define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
Marcelo Tosatti52d939a2008-12-30 15:55:06 -0200493#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
Sheng Yangbc7a8662009-03-17 19:27:19 +0800494#define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
Weidong Han2df8a402009-02-13 10:50:56 +0800495 struct kvm_assigned_pci_dev)
Sheng Yangc1e01512009-02-25 17:22:26 +0800496#define KVM_ASSIGN_SET_MSIX_NR \
497 _IOW(KVMIO, 0x73, struct kvm_assigned_msix_nr)
498#define KVM_ASSIGN_SET_MSIX_ENTRY \
499 _IOW(KVMIO, 0x74, struct kvm_assigned_msix_entry)
Sheng Yange56d5322009-03-12 21:45:39 +0800500#define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
Avi Kivitybccf2152007-02-21 18:04:26 +0200501
502/*
503 * ioctls for vcpu fds
504 */
Avi Kivity739872c2007-03-01 17:20:13 +0200505#define KVM_RUN _IO(KVMIO, 0x80)
506#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
507#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
508#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
509#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
510#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
511#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
Jan Kiszkad0bfb942008-12-15 13:52:10 +0100512/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
513#define KVM_DEBUG_GUEST __KVM_DEPRECATED_DEBUG_GUEST
Avi Kivity739872c2007-03-01 17:20:13 +0200514#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
515#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
516#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
Avi Kivity1961d272007-03-05 19:46:05 +0200517#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
Avi Kivityb8836732007-04-01 16:34:31 +0300518#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
519#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
Eddie Dong96ad2cc2007-09-06 12:22:56 +0300520#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
521#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
Dan Kenigsberg07716712007-11-21 17:10:04 +0200522#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
523#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
Avi Kivityb209749f2007-10-22 16:50:39 +0200524/* Available with KVM_CAP_VAPIC */
525#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
Avi Kivityb93463a2007-10-25 16:52:32 +0200526/* Available with KVM_CAP_VAPIC */
527#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
Carsten Otteba5c1e92008-03-25 18:47:26 +0100528/* valid for virtual machine (for floating interrupt)_and_ vcpu */
529#define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
Heiko Carstensb0c632d2008-03-25 18:47:20 +0100530/* store status for s390 */
531#define KVM_S390_STORE_STATUS_NOADDR (-1ul)
532#define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
533#define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
534/* initial ipl psw for s390 */
535#define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
536/* initial reset for s390 */
537#define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
Marcelo Tosatti62d9f0d2008-04-11 13:24:45 -0300538#define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
539#define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
Jan Kiszkac4abb7c2008-09-26 09:30:55 +0200540/* Available with KVM_CAP_NMI */
541#define KVM_NMI _IO(KVMIO, 0x9a)
Jan Kiszkad0bfb942008-12-15 13:52:10 +0100542/* Available with KVM_CAP_SET_GUEST_DEBUG */
543#define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
544
545/*
546 * Deprecated interfaces
547 */
548struct kvm_breakpoint {
549 __u32 enabled;
550 __u32 padding;
551 __u64 address;
552};
553
554struct kvm_debug_guest {
555 __u32 enabled;
556 __u32 pad;
557 struct kvm_breakpoint breakpoints[4];
558 __u32 singlestep;
559};
560
561#define __KVM_DEPRECATED_DEBUG_GUEST _IOW(KVMIO, 0x87, struct kvm_debug_guest)
Avi Kivity6aa8b732006-12-10 02:21:36 -0800562
Jes Sorensene9a999f2008-12-18 12:17:51 +0100563#define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *)
564#define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *)
565
Hollis Blanchardd98e6342008-07-01 16:23:49 -0500566#define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02)
567#define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03)
568#define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04)
569#define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05)
570#define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06)
571#define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07)
572#define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08)
573#define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09)
574#define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A)
575#define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B)
576#define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C)
577#define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D)
578#define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E)
579#define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F)
580#define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10)
581#define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11)
582#define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12)
583#define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13)
584#define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14)
585#define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15)
Jerone Young31711f22008-07-14 14:00:03 +0200586#define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16)
587#define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17)
588#define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18)
Christian Ehrhardt3b4bd792008-07-14 14:00:04 +0200589#define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19)
Hollis Blanchardd98e6342008-07-01 16:23:49 -0500590
Sheng Yange56d5322009-03-12 21:45:39 +0800591#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
592
Ben-Ami Yassour4d5c5d02008-07-28 19:26:26 +0300593struct kvm_assigned_pci_dev {
594 __u32 assigned_dev_id;
595 __u32 busnr;
596 __u32 devfn;
597 __u32 flags;
Avi Kivitybb45e202008-10-19 16:39:45 +0200598 union {
599 __u32 reserved[12];
600 };
Ben-Ami Yassour4d5c5d02008-07-28 19:26:26 +0300601};
602
Sheng Yange56d5322009-03-12 21:45:39 +0800603#define KVM_DEV_IRQ_HOST_INTX (1 << 0)
604#define KVM_DEV_IRQ_HOST_MSI (1 << 1)
605#define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
606
607#define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
608#define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
609#define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
610
611#define KVM_DEV_IRQ_HOST_MASK 0x00ff
612#define KVM_DEV_IRQ_GUEST_MASK 0xff00
613
Ben-Ami Yassour4d5c5d02008-07-28 19:26:26 +0300614struct kvm_assigned_irq {
615 __u32 assigned_dev_id;
616 __u32 host_irq;
617 __u32 guest_irq;
618 __u32 flags;
Avi Kivitybb45e202008-10-19 16:39:45 +0200619 union {
Sheng Yang0937c482008-11-24 14:32:53 +0800620 struct {
621 __u32 addr_lo;
622 __u32 addr_hi;
623 __u32 data;
624 } guest_msi;
Avi Kivitybb45e202008-10-19 16:39:45 +0200625 __u32 reserved[12];
626 };
Ben-Ami Yassour4d5c5d02008-07-28 19:26:26 +0300627};
628
Sheng Yangd510d6c2009-02-25 17:22:28 +0800629
Sheng Yangc1e01512009-02-25 17:22:26 +0800630struct kvm_assigned_msix_nr {
631 __u32 assigned_dev_id;
632 __u16 entry_nr;
633 __u16 padding;
634};
635
636#define KVM_MAX_MSIX_PER_DEV 512
637struct kvm_assigned_msix_entry {
638 __u32 assigned_dev_id;
639 __u32 gsi;
640 __u16 entry; /* The index of entry in the MSI-X table */
641 __u16 padding[3];
642};
643
Avi Kivity6aa8b732006-12-10 02:21:36 -0800644#endif