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KVM: ARM: Handle I/O aborts
[deliverable/linux.git] / include / uapi / linux / kvm.h
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CommitLineData
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 * For ARM: See Documentation/virtual/kvm/api.txt
119 */
120 union {
121 __u32 irq;
122 __s32 status;
123 };
124 __u32 level;
125};
126
127
128struct kvm_irqchip {
129 __u32 chip_id;
130 __u32 pad;
131 union {
132 char dummy[512]; /* reserving space */
133#ifdef __KVM_HAVE_PIT
134 struct kvm_pic_state pic;
135#endif
136#ifdef __KVM_HAVE_IOAPIC
137 struct kvm_ioapic_state ioapic;
138#endif
139 } chip;
140};
141
142/* 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
150#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
162#define KVM_EXIT_TPR_ACCESS 12
163#define KVM_EXIT_S390_SIEIC 13
164#define KVM_EXIT_S390_RESET 14
165#define KVM_EXIT_DCR 15
166#define KVM_EXIT_NMI 16
167#define KVM_EXIT_INTERNAL_ERROR 17
168#define KVM_EXIT_OSI 18
169#define KVM_EXIT_PAPR_HCALL 19
170#define KVM_EXIT_S390_UCONTROL 20
171#define KVM_EXIT_WATCHDOG 21
172
173/* For KVM_EXIT_INTERNAL_ERROR */
174/* Emulate instruction failed. */
175#define KVM_INTERNAL_ERROR_EMULATION 1
176/* Encounter unexpected simultaneous exceptions. */
177#define KVM_INTERNAL_ERROR_SIMUL_EX 2
178/* Encounter unexpected vm-exit due to delivery event. */
179#define KVM_INTERNAL_ERROR_DELIVERY_EV 3
180
181/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
182struct kvm_run {
183 /* in */
184 __u8 request_interrupt_window;
185 __u8 padding1[7];
186
187 /* out */
188 __u32 exit_reason;
189 __u8 ready_for_interrupt_injection;
190 __u8 if_flag;
191 __u8 padding2[2];
192
193 /* in (pre_kvm_run), out (post_kvm_run) */
194 __u64 cr8;
195 __u64 apic_base;
196
197#ifdef __KVM_S390
198 /* the processor status word for s390 */
199 __u64 psw_mask; /* psw upper half */
200 __u64 psw_addr; /* psw lower half */
201#endif
202 union {
203 /* KVM_EXIT_UNKNOWN */
204 struct {
205 __u64 hardware_exit_reason;
206 } hw;
207 /* KVM_EXIT_FAIL_ENTRY */
208 struct {
209 __u64 hardware_entry_failure_reason;
210 } fail_entry;
211 /* KVM_EXIT_EXCEPTION */
212 struct {
213 __u32 exception;
214 __u32 error_code;
215 } ex;
216 /* KVM_EXIT_IO */
217 struct {
218#define KVM_EXIT_IO_IN 0
219#define KVM_EXIT_IO_OUT 1
220 __u8 direction;
221 __u8 size; /* bytes */
222 __u16 port;
223 __u32 count;
224 __u64 data_offset; /* relative to kvm_run start */
225 } io;
226 struct {
227 struct kvm_debug_exit_arch arch;
228 } debug;
229 /* KVM_EXIT_MMIO */
230 struct {
231 __u64 phys_addr;
232 __u8 data[8];
233 __u32 len;
234 __u8 is_write;
235 } mmio;
236 /* KVM_EXIT_HYPERCALL */
237 struct {
238 __u64 nr;
239 __u64 args[6];
240 __u64 ret;
241 __u32 longmode;
242 __u32 pad;
243 } hypercall;
244 /* KVM_EXIT_TPR_ACCESS */
245 struct {
246 __u64 rip;
247 __u32 is_write;
248 __u32 pad;
249 } tpr_access;
250 /* KVM_EXIT_S390_SIEIC */
251 struct {
252 __u8 icptcode;
253 __u16 ipa;
254 __u32 ipb;
255 } s390_sieic;
256 /* KVM_EXIT_S390_RESET */
257#define KVM_S390_RESET_POR 1
258#define KVM_S390_RESET_CLEAR 2
259#define KVM_S390_RESET_SUBSYSTEM 4
260#define KVM_S390_RESET_CPU_INIT 8
261#define KVM_S390_RESET_IPL 16
262 __u64 s390_reset_flags;
263 /* KVM_EXIT_S390_UCONTROL */
264 struct {
265 __u64 trans_exc_code;
266 __u32 pgm_code;
267 } s390_ucontrol;
268 /* KVM_EXIT_DCR */
269 struct {
270 __u32 dcrn;
271 __u32 data;
272 __u8 is_write;
273 } dcr;
274 struct {
275 __u32 suberror;
276 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
277 __u32 ndata;
278 __u64 data[16];
279 } internal;
280 /* KVM_EXIT_OSI */
281 struct {
282 __u64 gprs[32];
283 } osi;
284 struct {
285 __u64 nr;
286 __u64 ret;
287 __u64 args[9];
288 } papr_hcall;
289 /* Fix the size of the union. */
290 char padding[256];
291 };
292
293 /*
294 * shared registers between kvm and userspace.
295 * kvm_valid_regs specifies the register classes set by the host
296 * kvm_dirty_regs specified the register classes dirtied by userspace
297 * struct kvm_sync_regs is architecture specific, as well as the
298 * bits for kvm_valid_regs and kvm_dirty_regs
299 */
300 __u64 kvm_valid_regs;
301 __u64 kvm_dirty_regs;
302 union {
303 struct kvm_sync_regs regs;
304 char padding[1024];
305 } s;
306};
307
308/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
309
310struct kvm_coalesced_mmio_zone {
311 __u64 addr;
312 __u32 size;
313 __u32 pad;
314};
315
316struct kvm_coalesced_mmio {
317 __u64 phys_addr;
318 __u32 len;
319 __u32 pad;
320 __u8 data[8];
321};
322
323struct kvm_coalesced_mmio_ring {
324 __u32 first, last;
325 struct kvm_coalesced_mmio coalesced_mmio[0];
326};
327
328#define KVM_COALESCED_MMIO_MAX \
329 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
330 sizeof(struct kvm_coalesced_mmio))
331
332/* for KVM_TRANSLATE */
333struct kvm_translation {
334 /* in */
335 __u64 linear_address;
336
337 /* out */
338 __u64 physical_address;
339 __u8 valid;
340 __u8 writeable;
341 __u8 usermode;
342 __u8 pad[5];
343};
344
345/* for KVM_INTERRUPT */
346struct kvm_interrupt {
347 /* in */
348 __u32 irq;
349};
350
351/* for KVM_GET_DIRTY_LOG */
352struct kvm_dirty_log {
353 __u32 slot;
354 __u32 padding1;
355 union {
356 void __user *dirty_bitmap; /* one bit per page */
357 __u64 padding2;
358 };
359};
360
361/* for KVM_SET_SIGNAL_MASK */
362struct kvm_signal_mask {
363 __u32 len;
364 __u8 sigset[0];
365};
366
367/* for KVM_TPR_ACCESS_REPORTING */
368struct kvm_tpr_access_ctl {
369 __u32 enabled;
370 __u32 flags;
371 __u32 reserved[8];
372};
373
374/* for KVM_SET_VAPIC_ADDR */
375struct kvm_vapic_addr {
376 __u64 vapic_addr;
377};
378
379/* for KVM_SET_MPSTATE */
380
381#define KVM_MP_STATE_RUNNABLE 0
382#define KVM_MP_STATE_UNINITIALIZED 1
383#define KVM_MP_STATE_INIT_RECEIVED 2
384#define KVM_MP_STATE_HALTED 3
385#define KVM_MP_STATE_SIPI_RECEIVED 4
386
387struct kvm_mp_state {
388 __u32 mp_state;
389};
390
391struct kvm_s390_psw {
392 __u64 mask;
393 __u64 addr;
394};
395
396/* valid values for type in kvm_s390_interrupt */
397#define KVM_S390_SIGP_STOP 0xfffe0000u
398#define KVM_S390_PROGRAM_INT 0xfffe0001u
399#define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
400#define KVM_S390_RESTART 0xfffe0003u
401#define KVM_S390_INT_VIRTIO 0xffff2603u
402#define KVM_S390_INT_SERVICE 0xffff2401u
403#define KVM_S390_INT_EMERGENCY 0xffff1201u
404#define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
405
406struct kvm_s390_interrupt {
407 __u32 type;
408 __u32 parm;
409 __u64 parm64;
410};
411
412/* for KVM_SET_GUEST_DEBUG */
413
414#define KVM_GUESTDBG_ENABLE 0x00000001
415#define KVM_GUESTDBG_SINGLESTEP 0x00000002
416
417struct kvm_guest_debug {
418 __u32 control;
419 __u32 pad;
420 struct kvm_guest_debug_arch arch;
421};
422
423enum {
424 kvm_ioeventfd_flag_nr_datamatch,
425 kvm_ioeventfd_flag_nr_pio,
426 kvm_ioeventfd_flag_nr_deassign,
427 kvm_ioeventfd_flag_nr_max,
428};
429
430#define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
431#define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
432#define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
433
434#define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
435
436struct kvm_ioeventfd {
437 __u64 datamatch;
438 __u64 addr; /* legal pio/mmio address */
439 __u32 len; /* 1, 2, 4, or 8 bytes */
440 __s32 fd;
441 __u32 flags;
442 __u8 pad[36];
443};
444
445/* for KVM_ENABLE_CAP */
446struct kvm_enable_cap {
447 /* in */
448 __u32 cap;
449 __u32 flags;
450 __u64 args[4];
451 __u8 pad[64];
452};
453
454/* for KVM_PPC_GET_PVINFO */
455struct kvm_ppc_pvinfo {
456 /* out */
457 __u32 flags;
458 __u32 hcall[4];
459 __u8 pad[108];
460};
461
462/* for KVM_PPC_GET_SMMU_INFO */
463#define KVM_PPC_PAGE_SIZES_MAX_SZ 8
464
465struct kvm_ppc_one_page_size {
466 __u32 page_shift; /* Page shift (or 0) */
467 __u32 pte_enc; /* Encoding in the HPTE (>>12) */
468};
469
470struct kvm_ppc_one_seg_page_size {
471 __u32 page_shift; /* Base page shift of segment (or 0) */
472 __u32 slb_enc; /* SLB encoding for BookS */
473 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
474};
475
476#define KVM_PPC_PAGE_SIZES_REAL 0x00000001
477#define KVM_PPC_1T_SEGMENTS 0x00000002
478
479struct kvm_ppc_smmu_info {
480 __u64 flags;
481 __u32 slb_size;
482 __u32 pad;
483 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
484};
485
486#define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
487
488#define KVMIO 0xAE
489
490/* machine type bits, to be used as argument to KVM_CREATE_VM */
491#define KVM_VM_S390_UCONTROL 1
492
493#define KVM_S390_SIE_PAGE_OFFSET 1
494
495/*
496 * ioctls for /dev/kvm fds:
497 */
498#define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
499#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
500#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
501
502#define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
503/*
504 * Check if a kvm extension is available. Argument is extension number,
505 * return is 1 (yes) or 0 (no, sorry).
506 */
507#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
508/*
509 * Get size for mmap(vcpu_fd)
510 */
511#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
512#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
513#define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
514#define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
515#define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
516
517/*
518 * Extension capability list.
519 */
520#define KVM_CAP_IRQCHIP 0
521#define KVM_CAP_HLT 1
522#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
523#define KVM_CAP_USER_MEMORY 3
524#define KVM_CAP_SET_TSS_ADDR 4
525#define KVM_CAP_VAPIC 6
526#define KVM_CAP_EXT_CPUID 7
527#define KVM_CAP_CLOCKSOURCE 8
528#define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
529#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
530#define KVM_CAP_PIT 11
531#define KVM_CAP_NOP_IO_DELAY 12
532#define KVM_CAP_PV_MMU 13
533#define KVM_CAP_MP_STATE 14
534#define KVM_CAP_COALESCED_MMIO 15
535#define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
536#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
537#define KVM_CAP_DEVICE_ASSIGNMENT 17
538#endif
539#define KVM_CAP_IOMMU 18
540#ifdef __KVM_HAVE_MSI
541#define KVM_CAP_DEVICE_MSI 20
542#endif
543/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
544#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
545#ifdef __KVM_HAVE_USER_NMI
546#define KVM_CAP_USER_NMI 22
547#endif
548#ifdef __KVM_HAVE_GUEST_DEBUG
549#define KVM_CAP_SET_GUEST_DEBUG 23
550#endif
551#ifdef __KVM_HAVE_PIT
552#define KVM_CAP_REINJECT_CONTROL 24
553#endif
554#ifdef __KVM_HAVE_IOAPIC
555#define KVM_CAP_IRQ_ROUTING 25
556#endif
557#define KVM_CAP_IRQ_INJECT_STATUS 26
558#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
559#define KVM_CAP_DEVICE_DEASSIGNMENT 27
560#endif
561#ifdef __KVM_HAVE_MSIX
562#define KVM_CAP_DEVICE_MSIX 28
563#endif
564#define KVM_CAP_ASSIGN_DEV_IRQ 29
565/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
566#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
567#ifdef __KVM_HAVE_MCE
568#define KVM_CAP_MCE 31
569#endif
570#define KVM_CAP_IRQFD 32
571#ifdef __KVM_HAVE_PIT
572#define KVM_CAP_PIT2 33
573#endif
574#define KVM_CAP_SET_BOOT_CPU_ID 34
575#ifdef __KVM_HAVE_PIT_STATE2
576#define KVM_CAP_PIT_STATE2 35
577#endif
578#define KVM_CAP_IOEVENTFD 36
579#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
580#ifdef __KVM_HAVE_XEN_HVM
581#define KVM_CAP_XEN_HVM 38
582#endif
583#define KVM_CAP_ADJUST_CLOCK 39
584#define KVM_CAP_INTERNAL_ERROR_DATA 40
585#ifdef __KVM_HAVE_VCPU_EVENTS
586#define KVM_CAP_VCPU_EVENTS 41
587#endif
588#define KVM_CAP_S390_PSW 42
589#define KVM_CAP_PPC_SEGSTATE 43
590#define KVM_CAP_HYPERV 44
591#define KVM_CAP_HYPERV_VAPIC 45
592#define KVM_CAP_HYPERV_SPIN 46
593#define KVM_CAP_PCI_SEGMENT 47
594#define KVM_CAP_PPC_PAIRED_SINGLES 48
595#define KVM_CAP_INTR_SHADOW 49
596#ifdef __KVM_HAVE_DEBUGREGS
597#define KVM_CAP_DEBUGREGS 50
598#endif
599#define KVM_CAP_X86_ROBUST_SINGLESTEP 51
600#define KVM_CAP_PPC_OSI 52
601#define KVM_CAP_PPC_UNSET_IRQ 53
602#define KVM_CAP_ENABLE_CAP 54
603#ifdef __KVM_HAVE_XSAVE
604#define KVM_CAP_XSAVE 55
605#endif
606#ifdef __KVM_HAVE_XCRS
607#define KVM_CAP_XCRS 56
608#endif
609#define KVM_CAP_PPC_GET_PVINFO 57
610#define KVM_CAP_PPC_IRQ_LEVEL 58
611#define KVM_CAP_ASYNC_PF 59
612#define KVM_CAP_TSC_CONTROL 60
613#define KVM_CAP_GET_TSC_KHZ 61
614#define KVM_CAP_PPC_BOOKE_SREGS 62
615#define KVM_CAP_SPAPR_TCE 63
616#define KVM_CAP_PPC_SMT 64
617#define KVM_CAP_PPC_RMA 65
618#define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
619#define KVM_CAP_PPC_HIOR 67
620#define KVM_CAP_PPC_PAPR 68
621#define KVM_CAP_SW_TLB 69
622#define KVM_CAP_ONE_REG 70
623#define KVM_CAP_S390_GMAP 71
624#define KVM_CAP_TSC_DEADLINE_TIMER 72
625#define KVM_CAP_S390_UCONTROL 73
626#define KVM_CAP_SYNC_REGS 74
627#define KVM_CAP_PCI_2_3 75
628#define KVM_CAP_KVMCLOCK_CTRL 76
629#define KVM_CAP_SIGNAL_MSI 77
630#define KVM_CAP_PPC_GET_SMMU_INFO 78
631#define KVM_CAP_S390_COW 79
632#define KVM_CAP_PPC_ALLOC_HTAB 80
633#ifdef __KVM_HAVE_READONLY_MEM
634#define KVM_CAP_READONLY_MEM 81
635#endif
636#define KVM_CAP_IRQFD_RESAMPLE 82
637#define KVM_CAP_PPC_BOOKE_WATCHDOG 83
638#define KVM_CAP_PPC_HTAB_FD 84
639
640#ifdef KVM_CAP_IRQ_ROUTING
641
642struct kvm_irq_routing_irqchip {
643 __u32 irqchip;
644 __u32 pin;
645};
646
647struct kvm_irq_routing_msi {
648 __u32 address_lo;
649 __u32 address_hi;
650 __u32 data;
651 __u32 pad;
652};
653
654/* gsi routing entry types */
655#define KVM_IRQ_ROUTING_IRQCHIP 1
656#define KVM_IRQ_ROUTING_MSI 2
657
658struct kvm_irq_routing_entry {
659 __u32 gsi;
660 __u32 type;
661 __u32 flags;
662 __u32 pad;
663 union {
664 struct kvm_irq_routing_irqchip irqchip;
665 struct kvm_irq_routing_msi msi;
666 __u32 pad[8];
667 } u;
668};
669
670struct kvm_irq_routing {
671 __u32 nr;
672 __u32 flags;
673 struct kvm_irq_routing_entry entries[0];
674};
675
676#endif
677
678#ifdef KVM_CAP_MCE
679/* x86 MCE */
680struct kvm_x86_mce {
681 __u64 status;
682 __u64 addr;
683 __u64 misc;
684 __u64 mcg_status;
685 __u8 bank;
686 __u8 pad1[7];
687 __u64 pad2[3];
688};
689#endif
690
691#ifdef KVM_CAP_XEN_HVM
692struct kvm_xen_hvm_config {
693 __u32 flags;
694 __u32 msr;
695 __u64 blob_addr_32;
696 __u64 blob_addr_64;
697 __u8 blob_size_32;
698 __u8 blob_size_64;
699 __u8 pad2[30];
700};
701#endif
702
703#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
704/*
705 * Available with KVM_CAP_IRQFD_RESAMPLE
706 *
707 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
708 * the irqfd to operate in resampling mode for level triggered interrupt
709 * emlation. See Documentation/virtual/kvm/api.txt.
710 */
711#define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
712
713struct kvm_irqfd {
714 __u32 fd;
715 __u32 gsi;
716 __u32 flags;
717 __u32 resamplefd;
718 __u8 pad[16];
719};
720
721struct kvm_clock_data {
722 __u64 clock;
723 __u32 flags;
724 __u32 pad[9];
725};
726
727#define KVM_MMU_FSL_BOOKE_NOHV 0
728#define KVM_MMU_FSL_BOOKE_HV 1
729
730struct kvm_config_tlb {
731 __u64 params;
732 __u64 array;
733 __u32 mmu_type;
734 __u32 array_len;
735};
736
737struct kvm_dirty_tlb {
738 __u64 bitmap;
739 __u32 num_dirty;
740};
741
742/* Available with KVM_CAP_ONE_REG */
743
744#define KVM_REG_ARCH_MASK 0xff00000000000000ULL
745#define KVM_REG_GENERIC 0x0000000000000000ULL
746
747/*
748 * Architecture specific registers are to be defined in arch headers and
749 * ORed with the arch identifier.
750 */
751#define KVM_REG_PPC 0x1000000000000000ULL
752#define KVM_REG_X86 0x2000000000000000ULL
753#define KVM_REG_IA64 0x3000000000000000ULL
754#define KVM_REG_ARM 0x4000000000000000ULL
755#define KVM_REG_S390 0x5000000000000000ULL
756
757#define KVM_REG_SIZE_SHIFT 52
758#define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
759#define KVM_REG_SIZE_U8 0x0000000000000000ULL
760#define KVM_REG_SIZE_U16 0x0010000000000000ULL
761#define KVM_REG_SIZE_U32 0x0020000000000000ULL
762#define KVM_REG_SIZE_U64 0x0030000000000000ULL
763#define KVM_REG_SIZE_U128 0x0040000000000000ULL
764#define KVM_REG_SIZE_U256 0x0050000000000000ULL
765#define KVM_REG_SIZE_U512 0x0060000000000000ULL
766#define KVM_REG_SIZE_U1024 0x0070000000000000ULL
767
768struct kvm_reg_list {
769 __u64 n; /* number of regs */
770 __u64 reg[0];
771};
772
773struct kvm_one_reg {
774 __u64 id;
775 __u64 addr;
776};
777
778struct kvm_msi {
779 __u32 address_lo;
780 __u32 address_hi;
781 __u32 data;
782 __u32 flags;
783 __u8 pad[16];
784};
785
786/*
787 * ioctls for VM fds
788 */
789#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
790/*
791 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
792 * a vcpu fd.
793 */
794#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
795#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
796/* KVM_SET_MEMORY_ALIAS is obsolete: */
797#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
798#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
799#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
800#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
801 struct kvm_userspace_memory_region)
802#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
803#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
804
805/* enable ucontrol for s390 */
806struct kvm_s390_ucas_mapping {
807 __u64 user_addr;
808 __u64 vcpu_addr;
809 __u64 length;
810};
811#define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
812#define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
813#define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
814
815/* Device model IOC */
816#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
817#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
818#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
819#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
820#define KVM_CREATE_PIT _IO(KVMIO, 0x64)
821#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
822#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
823#define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
824#define KVM_REGISTER_COALESCED_MMIO \
825 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
826#define KVM_UNREGISTER_COALESCED_MMIO \
827 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
828#define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
829 struct kvm_assigned_pci_dev)
830#define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
831/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
832#define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
833#define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
834#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
835#define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
836 struct kvm_assigned_pci_dev)
837#define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
838 struct kvm_assigned_msix_nr)
839#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
840 struct kvm_assigned_msix_entry)
841#define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
842#define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
843#define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
844#define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
845#define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
846#define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
847#define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
848#define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
849/* Available with KVM_CAP_PIT_STATE2 */
850#define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
851#define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
852/* Available with KVM_CAP_PPC_GET_PVINFO */
853#define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
854/* Available with KVM_CAP_TSC_CONTROL */
855#define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
856#define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
857/* Available with KVM_CAP_PCI_2_3 */
858#define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
859 struct kvm_assigned_pci_dev)
860/* Available with KVM_CAP_SIGNAL_MSI */
861#define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
862/* Available with KVM_CAP_PPC_GET_SMMU_INFO */
863#define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
864/* Available with KVM_CAP_PPC_ALLOC_HTAB */
865#define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
866#define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
867/* Available with KVM_CAP_RMA */
868#define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
869/* Available with KVM_CAP_PPC_HTAB_FD */
870#define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
871
872/*
873 * ioctls for vcpu fds
874 */
875#define KVM_RUN _IO(KVMIO, 0x80)
876#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
877#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
878#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
879#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
880#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
881#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
882/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
883#define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
884#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
885#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
886#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
887#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
888#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
889#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
890#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
891#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
892#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
893#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
894/* Available with KVM_CAP_VAPIC */
895#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
896/* Available with KVM_CAP_VAPIC */
897#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
898/* valid for virtual machine (for floating interrupt)_and_ vcpu */
899#define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
900/* store status for s390 */
901#define KVM_S390_STORE_STATUS_NOADDR (-1ul)
902#define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
903#define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
904/* initial ipl psw for s390 */
905#define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
906/* initial reset for s390 */
907#define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
908#define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
909#define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
910/* Available with KVM_CAP_NMI */
911#define KVM_NMI _IO(KVMIO, 0x9a)
912/* Available with KVM_CAP_SET_GUEST_DEBUG */
913#define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
914/* MCE for x86 */
915#define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
916#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
917#define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
918/* IA64 stack access */
919#define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *)
920#define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *)
921/* Available with KVM_CAP_VCPU_EVENTS */
922#define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
923#define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
924/* Available with KVM_CAP_DEBUGREGS */
925#define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
926#define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
927#define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
928/* Available with KVM_CAP_XSAVE */
929#define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
930#define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
931/* Available with KVM_CAP_XCRS */
932#define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
933#define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
934/* Available with KVM_CAP_SW_TLB */
935#define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
936/* Available with KVM_CAP_ONE_REG */
937#define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
938#define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
939/* VM is being stopped by host */
940#define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
941#define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
942#define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
943
944#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
945#define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
946#define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
947
948struct kvm_assigned_pci_dev {
949 __u32 assigned_dev_id;
950 __u32 busnr;
951 __u32 devfn;
952 __u32 flags;
953 __u32 segnr;
954 union {
955 __u32 reserved[11];
956 };
957};
958
959#define KVM_DEV_IRQ_HOST_INTX (1 << 0)
960#define KVM_DEV_IRQ_HOST_MSI (1 << 1)
961#define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
962
963#define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
964#define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
965#define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
966
967#define KVM_DEV_IRQ_HOST_MASK 0x00ff
968#define KVM_DEV_IRQ_GUEST_MASK 0xff00
969
970struct kvm_assigned_irq {
971 __u32 assigned_dev_id;
972 __u32 host_irq; /* ignored (legacy field) */
973 __u32 guest_irq;
974 __u32 flags;
975 union {
976 __u32 reserved[12];
977 };
978};
979
980struct kvm_assigned_msix_nr {
981 __u32 assigned_dev_id;
982 __u16 entry_nr;
983 __u16 padding;
984};
985
986#define KVM_MAX_MSIX_PER_DEV 256
987struct kvm_assigned_msix_entry {
988 __u32 assigned_dev_id;
989 __u32 gsi;
990 __u16 entry; /* The index of entry in the MSI-X table */
991 __u16 padding[3];
992};
993
994#endif /* __LINUX_KVM_H */
Linux kernel - Deliverables
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