Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
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linux
1#ifndef __LINUX_KVM_H
2#define __LINUX_KVM_H
3
4/*
5 * Userspace interface for /dev/kvm - kernel based virtual machine
6 *
7 * Note: you must update KVM_API_VERSION if you change this interface.
8 */
9
10#include <linux/types.h>
11#include <linux/compiler.h>
12#include <linux/ioctl.h>
13#include <asm/kvm.h>
14
15#define KVM_API_VERSION 12
16
17/* *** Deprecated interfaces *** */
18
19#define KVM_TRC_SHIFT 16
20
21#define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT)
22#define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1))
23
24#define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01)
25#define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02)
26#define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01)
27
28#define KVM_TRC_HEAD_SIZE 12
29#define KVM_TRC_CYCLE_SIZE 8
30#define KVM_TRC_EXTRA_MAX 7
31
32#define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02)
33#define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03)
34#define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04)
35#define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05)
36#define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06)
37#define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07)
38#define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08)
39#define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09)
40#define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A)
41#define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B)
42#define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C)
43#define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D)
44#define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E)
45#define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F)
46#define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10)
47#define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11)
48#define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12)
49#define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13)
50#define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14)
51#define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15)
52#define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16)
53#define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17)
54#define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18)
55#define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19)
56
57struct kvm_user_trace_setup {
58 __u32 buf_size;
59 __u32 buf_nr;
60};
61
62#define __KVM_DEPRECATED_MAIN_W_0x06 \
63 _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
64#define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
65#define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
66
67#define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
68
69struct kvm_breakpoint {
70 __u32 enabled;
71 __u32 padding;
72 __u64 address;
73};
74
75struct kvm_debug_guest {
76 __u32 enabled;
77 __u32 pad;
78 struct kvm_breakpoint breakpoints[4];
79 __u32 singlestep;
80};
81
82#define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
83
84/* *** End of deprecated interfaces *** */
85
86
87/* for KVM_CREATE_MEMORY_REGION */
88struct kvm_memory_region {
89 __u32 slot;
90 __u32 flags;
91 __u64 guest_phys_addr;
92 __u64 memory_size; /* bytes */
93};
94
95/* for KVM_SET_USER_MEMORY_REGION */
96struct kvm_userspace_memory_region {
97 __u32 slot;
98 __u32 flags;
99 __u64 guest_phys_addr;
100 __u64 memory_size; /* bytes */
101 __u64 userspace_addr; /* start of the userspace allocated memory */
102};
103
104/*
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 */
109#define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
110#define KVM_MEM_READONLY (1UL << 1)
111
112/* for KVM_IRQ_LINE */
113struct 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..
118 */
119 union {
120 __u32 irq;
121 __s32 status;
122 };
123 __u32 level;
124};
125
126
127struct kvm_irqchip {
128 __u32 chip_id;
129 __u32 pad;
130 union {
131 char dummy[512]; /* reserving space */
132#ifdef __KVM_HAVE_PIT
133 struct kvm_pic_state pic;
134#endif
135#ifdef __KVM_HAVE_IOAPIC
136 struct kvm_ioapic_state ioapic;
137#endif
138 } chip;
139};
140
141/* for KVM_CREATE_PIT2 */
142struct kvm_pit_config {
143 __u32 flags;
144 __u32 pad[15];
145};
146
147#define KVM_PIT_SPEAKER_DUMMY 1
148
149#define KVM_EXIT_UNKNOWN 0
150#define KVM_EXIT_EXCEPTION 1
151#define KVM_EXIT_IO 2
152#define KVM_EXIT_HYPERCALL 3
153#define KVM_EXIT_DEBUG 4
154#define KVM_EXIT_HLT 5
155#define KVM_EXIT_MMIO 6
156#define KVM_EXIT_IRQ_WINDOW_OPEN 7
157#define KVM_EXIT_SHUTDOWN 8
158#define KVM_EXIT_FAIL_ENTRY 9
159#define KVM_EXIT_INTR 10
160#define KVM_EXIT_SET_TPR 11
161#define KVM_EXIT_TPR_ACCESS 12
162#define KVM_EXIT_S390_SIEIC 13
163#define KVM_EXIT_S390_RESET 14
164#define KVM_EXIT_DCR 15
165#define KVM_EXIT_NMI 16
166#define KVM_EXIT_INTERNAL_ERROR 17
167#define KVM_EXIT_OSI 18
168#define KVM_EXIT_PAPR_HCALL 19
169#define KVM_EXIT_S390_UCONTROL 20
170
171/* For KVM_EXIT_INTERNAL_ERROR */
172#define KVM_INTERNAL_ERROR_EMULATION 1
173#define KVM_INTERNAL_ERROR_SIMUL_EX 2
174
175/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
176struct kvm_run {
177 /* in */
178 __u8 request_interrupt_window;
179 __u8 padding1[7];
180
181 /* out */
182 __u32 exit_reason;
183 __u8 ready_for_interrupt_injection;
184 __u8 if_flag;
185 __u8 padding2[2];
186
187 /* in (pre_kvm_run), out (post_kvm_run) */
188 __u64 cr8;
189 __u64 apic_base;
190
191#ifdef __KVM_S390
192 /* the processor status word for s390 */
193 __u64 psw_mask; /* psw upper half */
194 __u64 psw_addr; /* psw lower half */
195#endif
196 union {
197 /* KVM_EXIT_UNKNOWN */
198 struct {
199 __u64 hardware_exit_reason;
200 } hw;
201 /* KVM_EXIT_FAIL_ENTRY */
202 struct {
203 __u64 hardware_entry_failure_reason;
204 } fail_entry;
205 /* KVM_EXIT_EXCEPTION */
206 struct {
207 __u32 exception;
208 __u32 error_code;
209 } ex;
210 /* KVM_EXIT_IO */
211 struct {
212#define KVM_EXIT_IO_IN 0
213#define KVM_EXIT_IO_OUT 1
214 __u8 direction;
215 __u8 size; /* bytes */
216 __u16 port;
217 __u32 count;
218 __u64 data_offset; /* relative to kvm_run start */
219 } io;
220 struct {
221 struct kvm_debug_exit_arch arch;
222 } debug;
223 /* KVM_EXIT_MMIO */
224 struct {
225 __u64 phys_addr;
226 __u8 data[8];
227 __u32 len;
228 __u8 is_write;
229 } mmio;
230 /* KVM_EXIT_HYPERCALL */
231 struct {
232 __u64 nr;
233 __u64 args[6];
234 __u64 ret;
235 __u32 longmode;
236 __u32 pad;
237 } hypercall;
238 /* KVM_EXIT_TPR_ACCESS */
239 struct {
240 __u64 rip;
241 __u32 is_write;
242 __u32 pad;
243 } tpr_access;
244 /* KVM_EXIT_S390_SIEIC */
245 struct {
246 __u8 icptcode;
247 __u16 ipa;
248 __u32 ipb;
249 } s390_sieic;
250 /* KVM_EXIT_S390_RESET */
251#define KVM_S390_RESET_POR 1
252#define KVM_S390_RESET_CLEAR 2
253#define KVM_S390_RESET_SUBSYSTEM 4
254#define KVM_S390_RESET_CPU_INIT 8
255#define KVM_S390_RESET_IPL 16
256 __u64 s390_reset_flags;
257 /* KVM_EXIT_S390_UCONTROL */
258 struct {
259 __u64 trans_exc_code;
260 __u32 pgm_code;
261 } s390_ucontrol;
262 /* KVM_EXIT_DCR */
263 struct {
264 __u32 dcrn;
265 __u32 data;
266 __u8 is_write;
267 } dcr;
268 struct {
269 __u32 suberror;
270 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
271 __u32 ndata;
272 __u64 data[16];
273 } internal;
274 /* KVM_EXIT_OSI */
275 struct {
276 __u64 gprs[32];
277 } osi;
278 struct {
279 __u64 nr;
280 __u64 ret;
281 __u64 args[9];
282 } papr_hcall;
283 /* Fix the size of the union. */
284 char padding[256];
285 };
286
287 /*
288 * shared registers between kvm and userspace.
289 * kvm_valid_regs specifies the register classes set by the host
290 * kvm_dirty_regs specified the register classes dirtied by userspace
291 * struct kvm_sync_regs is architecture specific, as well as the
292 * bits for kvm_valid_regs and kvm_dirty_regs
293 */
294 __u64 kvm_valid_regs;
295 __u64 kvm_dirty_regs;
296 union {
297 struct kvm_sync_regs regs;
298 char padding[1024];
299 } s;
300};
301
302/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
303
304struct kvm_coalesced_mmio_zone {
305 __u64 addr;
306 __u32 size;
307 __u32 pad;
308};
309
310struct kvm_coalesced_mmio {
311 __u64 phys_addr;
312 __u32 len;
313 __u32 pad;
314 __u8 data[8];
315};
316
317struct kvm_coalesced_mmio_ring {
318 __u32 first, last;
319 struct kvm_coalesced_mmio coalesced_mmio[0];
320};
321
322#define KVM_COALESCED_MMIO_MAX \
323 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
324 sizeof(struct kvm_coalesced_mmio))
325
326/* for KVM_TRANSLATE */
327struct kvm_translation {
328 /* in */
329 __u64 linear_address;
330
331 /* out */
332 __u64 physical_address;
333 __u8 valid;
334 __u8 writeable;
335 __u8 usermode;
336 __u8 pad[5];
337};
338
339/* for KVM_INTERRUPT */
340struct kvm_interrupt {
341 /* in */
342 __u32 irq;
343};
344
345/* for KVM_GET_DIRTY_LOG */
346struct kvm_dirty_log {
347 __u32 slot;
348 __u32 padding1;
349 union {
350 void __user *dirty_bitmap; /* one bit per page */
351 __u64 padding2;
352 };
353};
354
355/* for KVM_SET_SIGNAL_MASK */
356struct kvm_signal_mask {
357 __u32 len;
358 __u8 sigset[0];
359};
360
361/* for KVM_TPR_ACCESS_REPORTING */
362struct kvm_tpr_access_ctl {
363 __u32 enabled;
364 __u32 flags;
365 __u32 reserved[8];
366};
367
368/* for KVM_SET_VAPIC_ADDR */
369struct kvm_vapic_addr {
370 __u64 vapic_addr;
371};
372
373/* for KVM_SET_MPSTATE */
374
375#define KVM_MP_STATE_RUNNABLE 0
376#define KVM_MP_STATE_UNINITIALIZED 1
377#define KVM_MP_STATE_INIT_RECEIVED 2
378#define KVM_MP_STATE_HALTED 3
379#define KVM_MP_STATE_SIPI_RECEIVED 4
380
381struct kvm_mp_state {
382 __u32 mp_state;
383};
384
385struct kvm_s390_psw {
386 __u64 mask;
387 __u64 addr;
388};
389
390/* valid values for type in kvm_s390_interrupt */
391#define KVM_S390_SIGP_STOP 0xfffe0000u
392#define KVM_S390_PROGRAM_INT 0xfffe0001u
393#define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
394#define KVM_S390_RESTART 0xfffe0003u
395#define KVM_S390_INT_VIRTIO 0xffff2603u
396#define KVM_S390_INT_SERVICE 0xffff2401u
397#define KVM_S390_INT_EMERGENCY 0xffff1201u
398#define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
399
400struct kvm_s390_interrupt {
401 __u32 type;
402 __u32 parm;
403 __u64 parm64;
404};
405
406/* for KVM_SET_GUEST_DEBUG */
407
408#define KVM_GUESTDBG_ENABLE 0x00000001
409#define KVM_GUESTDBG_SINGLESTEP 0x00000002
410
411struct kvm_guest_debug {
412 __u32 control;
413 __u32 pad;
414 struct kvm_guest_debug_arch arch;
415};
416
417enum {
418 kvm_ioeventfd_flag_nr_datamatch,
419 kvm_ioeventfd_flag_nr_pio,
420 kvm_ioeventfd_flag_nr_deassign,
421 kvm_ioeventfd_flag_nr_max,
422};
423
424#define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
425#define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
426#define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
427
428#define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
429
430struct kvm_ioeventfd {
431 __u64 datamatch;
432 __u64 addr; /* legal pio/mmio address */
433 __u32 len; /* 1, 2, 4, or 8 bytes */
434 __s32 fd;
435 __u32 flags;
436 __u8 pad[36];
437};
438
439/* for KVM_ENABLE_CAP */
440struct kvm_enable_cap {
441 /* in */
442 __u32 cap;
443 __u32 flags;
444 __u64 args[4];
445 __u8 pad[64];
446};
447
448/* for KVM_PPC_GET_PVINFO */
449struct kvm_ppc_pvinfo {
450 /* out */
451 __u32 flags;
452 __u32 hcall[4];
453 __u8 pad[108];
454};
455
456/* for KVM_PPC_GET_SMMU_INFO */
457#define KVM_PPC_PAGE_SIZES_MAX_SZ 8
458
459struct kvm_ppc_one_page_size {
460 __u32 page_shift; /* Page shift (or 0) */
461 __u32 pte_enc; /* Encoding in the HPTE (>>12) */
462};
463
464struct kvm_ppc_one_seg_page_size {
465 __u32 page_shift; /* Base page shift of segment (or 0) */
466 __u32 slb_enc; /* SLB encoding for BookS */
467 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
468};
469
470#define KVM_PPC_PAGE_SIZES_REAL 0x00000001
471#define KVM_PPC_1T_SEGMENTS 0x00000002
472
473struct kvm_ppc_smmu_info {
474 __u64 flags;
475 __u32 slb_size;
476 __u32 pad;
477 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
478};
479
480#define KVMIO 0xAE
481
482/* machine type bits, to be used as argument to KVM_CREATE_VM */
483#define KVM_VM_S390_UCONTROL 1
484
485#define KVM_S390_SIE_PAGE_OFFSET 1
486
487/*
488 * ioctls for /dev/kvm fds:
489 */
490#define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
491#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
492#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
493
494#define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
495/*
496 * Check if a kvm extension is available. Argument is extension number,
497 * return is 1 (yes) or 0 (no, sorry).
498 */
499#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
500/*
501 * Get size for mmap(vcpu_fd)
502 */
503#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
504#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
505#define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
506#define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
507#define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
508
509/*
510 * Extension capability list.
511 */
512#define KVM_CAP_IRQCHIP 0
513#define KVM_CAP_HLT 1
514#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
515#define KVM_CAP_USER_MEMORY 3
516#define KVM_CAP_SET_TSS_ADDR 4
517#define KVM_CAP_VAPIC 6
518#define KVM_CAP_EXT_CPUID 7
519#define KVM_CAP_CLOCKSOURCE 8
520#define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
521#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
522#define KVM_CAP_PIT 11
523#define KVM_CAP_NOP_IO_DELAY 12
524#define KVM_CAP_PV_MMU 13
525#define KVM_CAP_MP_STATE 14
526#define KVM_CAP_COALESCED_MMIO 15
527#define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
528#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
529#define KVM_CAP_DEVICE_ASSIGNMENT 17
530#endif
531#define KVM_CAP_IOMMU 18
532#ifdef __KVM_HAVE_MSI
533#define KVM_CAP_DEVICE_MSI 20
534#endif
535/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
536#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
537#ifdef __KVM_HAVE_USER_NMI
538#define KVM_CAP_USER_NMI 22
539#endif
540#ifdef __KVM_HAVE_GUEST_DEBUG
541#define KVM_CAP_SET_GUEST_DEBUG 23
542#endif
543#ifdef __KVM_HAVE_PIT
544#define KVM_CAP_REINJECT_CONTROL 24
545#endif
546#ifdef __KVM_HAVE_IOAPIC
547#define KVM_CAP_IRQ_ROUTING 25
548#endif
549#define KVM_CAP_IRQ_INJECT_STATUS 26
550#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
551#define KVM_CAP_DEVICE_DEASSIGNMENT 27
552#endif
553#ifdef __KVM_HAVE_MSIX
554#define KVM_CAP_DEVICE_MSIX 28
555#endif
556#define KVM_CAP_ASSIGN_DEV_IRQ 29
557/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
558#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
559#ifdef __KVM_HAVE_MCE
560#define KVM_CAP_MCE 31
561#endif
562#define KVM_CAP_IRQFD 32
563#ifdef __KVM_HAVE_PIT
564#define KVM_CAP_PIT2 33
565#endif
566#define KVM_CAP_SET_BOOT_CPU_ID 34
567#ifdef __KVM_HAVE_PIT_STATE2
568#define KVM_CAP_PIT_STATE2 35
569#endif
570#define KVM_CAP_IOEVENTFD 36
571#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
572#ifdef __KVM_HAVE_XEN_HVM
573#define KVM_CAP_XEN_HVM 38
574#endif
575#define KVM_CAP_ADJUST_CLOCK 39
576#define KVM_CAP_INTERNAL_ERROR_DATA 40
577#ifdef __KVM_HAVE_VCPU_EVENTS
578#define KVM_CAP_VCPU_EVENTS 41
579#endif
580#define KVM_CAP_S390_PSW 42
581#define KVM_CAP_PPC_SEGSTATE 43
582#define KVM_CAP_HYPERV 44
583#define KVM_CAP_HYPERV_VAPIC 45
584#define KVM_CAP_HYPERV_SPIN 46
585#define KVM_CAP_PCI_SEGMENT 47
586#define KVM_CAP_PPC_PAIRED_SINGLES 48
587#define KVM_CAP_INTR_SHADOW 49
588#ifdef __KVM_HAVE_DEBUGREGS
589#define KVM_CAP_DEBUGREGS 50
590#endif
591#define KVM_CAP_X86_ROBUST_SINGLESTEP 51
592#define KVM_CAP_PPC_OSI 52
593#define KVM_CAP_PPC_UNSET_IRQ 53
594#define KVM_CAP_ENABLE_CAP 54
595#ifdef __KVM_HAVE_XSAVE
596#define KVM_CAP_XSAVE 55
597#endif
598#ifdef __KVM_HAVE_XCRS
599#define KVM_CAP_XCRS 56
600#endif
601#define KVM_CAP_PPC_GET_PVINFO 57
602#define KVM_CAP_PPC_IRQ_LEVEL 58
603#define KVM_CAP_ASYNC_PF 59
604#define KVM_CAP_TSC_CONTROL 60
605#define KVM_CAP_GET_TSC_KHZ 61
606#define KVM_CAP_PPC_BOOKE_SREGS 62
607#define KVM_CAP_SPAPR_TCE 63
608#define KVM_CAP_PPC_SMT 64
609#define KVM_CAP_PPC_RMA 65
610#define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
611#define KVM_CAP_PPC_HIOR 67
612#define KVM_CAP_PPC_PAPR 68
613#define KVM_CAP_SW_TLB 69
614#define KVM_CAP_ONE_REG 70
615#define KVM_CAP_S390_GMAP 71
616#define KVM_CAP_TSC_DEADLINE_TIMER 72
617#define KVM_CAP_S390_UCONTROL 73
618#define KVM_CAP_SYNC_REGS 74
619#define KVM_CAP_PCI_2_3 75
620#define KVM_CAP_KVMCLOCK_CTRL 76
621#define KVM_CAP_SIGNAL_MSI 77
622#define KVM_CAP_PPC_GET_SMMU_INFO 78
623#define KVM_CAP_S390_COW 79
624#define KVM_CAP_PPC_ALLOC_HTAB 80
625#ifdef __KVM_HAVE_READONLY_MEM
626#define KVM_CAP_READONLY_MEM 81
627#endif
628#define KVM_CAP_IRQFD_RESAMPLE 82
629
630#ifdef KVM_CAP_IRQ_ROUTING
631
632struct kvm_irq_routing_irqchip {
633 __u32 irqchip;
634 __u32 pin;
635};
636
637struct kvm_irq_routing_msi {
638 __u32 address_lo;
639 __u32 address_hi;
640 __u32 data;
641 __u32 pad;
642};
643
644/* gsi routing entry types */
645#define KVM_IRQ_ROUTING_IRQCHIP 1
646#define KVM_IRQ_ROUTING_MSI 2
647
648struct kvm_irq_routing_entry {
649 __u32 gsi;
650 __u32 type;
651 __u32 flags;
652 __u32 pad;
653 union {
654 struct kvm_irq_routing_irqchip irqchip;
655 struct kvm_irq_routing_msi msi;
656 __u32 pad[8];
657 } u;
658};
659
660struct kvm_irq_routing {
661 __u32 nr;
662 __u32 flags;
663 struct kvm_irq_routing_entry entries[0];
664};
665
666#endif
667
668#ifdef KVM_CAP_MCE
669/* x86 MCE */
670struct kvm_x86_mce {
671 __u64 status;
672 __u64 addr;
673 __u64 misc;
674 __u64 mcg_status;
675 __u8 bank;
676 __u8 pad1[7];
677 __u64 pad2[3];
678};
679#endif
680
681#ifdef KVM_CAP_XEN_HVM
682struct kvm_xen_hvm_config {
683 __u32 flags;
684 __u32 msr;
685 __u64 blob_addr_32;
686 __u64 blob_addr_64;
687 __u8 blob_size_32;
688 __u8 blob_size_64;
689 __u8 pad2[30];
690};
691#endif
692
693#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
694/*
695 * Available with KVM_CAP_IRQFD_RESAMPLE
696 *
697 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
698 * the irqfd to operate in resampling mode for level triggered interrupt
699 * emlation. See Documentation/virtual/kvm/api.txt.
700 */
701#define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
702
703struct kvm_irqfd {
704 __u32 fd;
705 __u32 gsi;
706 __u32 flags;
707 __u32 resamplefd;
708 __u8 pad[16];
709};
710
711struct kvm_clock_data {
712 __u64 clock;
713 __u32 flags;
714 __u32 pad[9];
715};
716
717#define KVM_MMU_FSL_BOOKE_NOHV 0
718#define KVM_MMU_FSL_BOOKE_HV 1
719
720struct kvm_config_tlb {
721 __u64 params;
722 __u64 array;
723 __u32 mmu_type;
724 __u32 array_len;
725};
726
727struct kvm_dirty_tlb {
728 __u64 bitmap;
729 __u32 num_dirty;
730};
731
732/* Available with KVM_CAP_ONE_REG */
733
734#define KVM_REG_ARCH_MASK 0xff00000000000000ULL
735#define KVM_REG_GENERIC 0x0000000000000000ULL
736
737/*
738 * Architecture specific registers are to be defined in arch headers and
739 * ORed with the arch identifier.
740 */
741#define KVM_REG_PPC 0x1000000000000000ULL
742#define KVM_REG_X86 0x2000000000000000ULL
743#define KVM_REG_IA64 0x3000000000000000ULL
744#define KVM_REG_ARM 0x4000000000000000ULL
745#define KVM_REG_S390 0x5000000000000000ULL
746
747#define KVM_REG_SIZE_SHIFT 52
748#define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
749#define KVM_REG_SIZE_U8 0x0000000000000000ULL
750#define KVM_REG_SIZE_U16 0x0010000000000000ULL
751#define KVM_REG_SIZE_U32 0x0020000000000000ULL
752#define KVM_REG_SIZE_U64 0x0030000000000000ULL
753#define KVM_REG_SIZE_U128 0x0040000000000000ULL
754#define KVM_REG_SIZE_U256 0x0050000000000000ULL
755#define KVM_REG_SIZE_U512 0x0060000000000000ULL
756#define KVM_REG_SIZE_U1024 0x0070000000000000ULL
757
758struct kvm_one_reg {
759 __u64 id;
760 __u64 addr;
761};
762
763struct kvm_msi {
764 __u32 address_lo;
765 __u32 address_hi;
766 __u32 data;
767 __u32 flags;
768 __u8 pad[16];
769};
770
771/*
772 * ioctls for VM fds
773 */
774#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
775/*
776 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
777 * a vcpu fd.
778 */
779#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
780#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
781/* KVM_SET_MEMORY_ALIAS is obsolete: */
782#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
783#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
784#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
785#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
786 struct kvm_userspace_memory_region)
787#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
788#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
789
790/* enable ucontrol for s390 */
791struct kvm_s390_ucas_mapping {
792 __u64 user_addr;
793 __u64 vcpu_addr;
794 __u64 length;
795};
796#define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
797#define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
798#define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
799
800/* Device model IOC */
801#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
802#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
803#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
804#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
805#define KVM_CREATE_PIT _IO(KVMIO, 0x64)
806#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
807#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
808#define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
809#define KVM_REGISTER_COALESCED_MMIO \
810 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
811#define KVM_UNREGISTER_COALESCED_MMIO \
812 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
813#define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
814 struct kvm_assigned_pci_dev)
815#define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
816/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
817#define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
818#define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
819#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
820#define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
821 struct kvm_assigned_pci_dev)
822#define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
823 struct kvm_assigned_msix_nr)
824#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
825 struct kvm_assigned_msix_entry)
826#define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
827#define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
828#define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
829#define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
830#define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
831#define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
832#define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
833#define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
834/* Available with KVM_CAP_PIT_STATE2 */
835#define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
836#define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
837/* Available with KVM_CAP_PPC_GET_PVINFO */
838#define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
839/* Available with KVM_CAP_TSC_CONTROL */
840#define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
841#define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
842/* Available with KVM_CAP_PCI_2_3 */
843#define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
844 struct kvm_assigned_pci_dev)
845/* Available with KVM_CAP_SIGNAL_MSI */
846#define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
847/* Available with KVM_CAP_PPC_GET_SMMU_INFO */
848#define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
849/* Available with KVM_CAP_PPC_ALLOC_HTAB */
850#define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
851
852/*
853 * ioctls for vcpu fds
854 */
855#define KVM_RUN _IO(KVMIO, 0x80)
856#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
857#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
858#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
859#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
860#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
861#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
862/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
863#define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
864#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
865#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
866#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
867#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
868#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
869#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
870#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
871#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
872#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
873#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
874/* Available with KVM_CAP_VAPIC */
875#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
876/* Available with KVM_CAP_VAPIC */
877#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
878/* valid for virtual machine (for floating interrupt)_and_ vcpu */
879#define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
880/* store status for s390 */
881#define KVM_S390_STORE_STATUS_NOADDR (-1ul)
882#define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
883#define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
884/* initial ipl psw for s390 */
885#define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
886/* initial reset for s390 */
887#define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
888#define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
889#define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
890/* Available with KVM_CAP_NMI */
891#define KVM_NMI _IO(KVMIO, 0x9a)
892/* Available with KVM_CAP_SET_GUEST_DEBUG */
893#define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
894/* MCE for x86 */
895#define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
896#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
897#define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
898/* IA64 stack access */
899#define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *)
900#define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *)
901/* Available with KVM_CAP_VCPU_EVENTS */
902#define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
903#define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
904/* Available with KVM_CAP_DEBUGREGS */
905#define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
906#define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
907#define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
908/* Available with KVM_CAP_XSAVE */
909#define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
910#define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
911/* Available with KVM_CAP_XCRS */
912#define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
913#define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
914#define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
915/* Available with KVM_CAP_RMA */
916#define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
917/* Available with KVM_CAP_SW_TLB */
918#define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
919/* Available with KVM_CAP_ONE_REG */
920#define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
921#define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
922/* VM is being stopped by host */
923#define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
924
925#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
926#define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
927#define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
928
929struct kvm_assigned_pci_dev {
930 __u32 assigned_dev_id;
931 __u32 busnr;
932 __u32 devfn;
933 __u32 flags;
934 __u32 segnr;
935 union {
936 __u32 reserved[11];
937 };
938};
939
940#define KVM_DEV_IRQ_HOST_INTX (1 << 0)
941#define KVM_DEV_IRQ_HOST_MSI (1 << 1)
942#define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
943
944#define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
945#define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
946#define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
947
948#define KVM_DEV_IRQ_HOST_MASK 0x00ff
949#define KVM_DEV_IRQ_GUEST_MASK 0xff00
950
951struct kvm_assigned_irq {
952 __u32 assigned_dev_id;
953 __u32 host_irq; /* ignored (legacy field) */
954 __u32 guest_irq;
955 __u32 flags;
956 union {
957 __u32 reserved[12];
958 };
959};
960
961struct kvm_assigned_msix_nr {
962 __u32 assigned_dev_id;
963 __u16 entry_nr;
964 __u16 padding;
965};
966
967#define KVM_MAX_MSIX_PER_DEV 256
968struct kvm_assigned_msix_entry {
969 __u32 assigned_dev_id;
970 __u32 gsi;
971 __u16 entry; /* The index of entry in the MSI-X table */
972 __u16 padding[3];
973};
974
975#endif /* __LINUX_KVM_H */