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tools headers UAPI: Sync drm/i915_drm.h with the kernel sources
[linux-2.6-block.git] / tools / include / uapi / linux / kvm.h
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fb7df12d 1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
3ce97513
ACM		 2#ifndef __LINUX_KVM_H
3#define __LINUX_KVM_H
4
5/*
6 * Userspace interface for /dev/kvm - kernel based virtual machine
7 *
8 * Note: you must update KVM_API_VERSION if you change this interface.
9 */
10
fb1070d1 11#include <linux/const.h>
3ce97513
ACM		 12#include <linux/types.h>
13#include <linux/compiler.h>
14#include <linux/ioctl.h>
15#include <asm/kvm.h>
16
17#define KVM_API_VERSION 12
18
19/* *** Deprecated interfaces *** */
20
21#define KVM_TRC_SHIFT 16
22
23#define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT)
24#define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1))
25
26#define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01)
27#define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02)
28#define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01)
29
30#define KVM_TRC_HEAD_SIZE 12
31#define KVM_TRC_CYCLE_SIZE 8
32#define KVM_TRC_EXTRA_MAX 7
33
34#define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02)
35#define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03)
36#define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04)
37#define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05)
38#define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06)
39#define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07)
40#define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08)
41#define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09)
42#define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A)
43#define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B)
44#define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C)
45#define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D)
46#define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E)
47#define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F)
48#define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10)
49#define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11)
50#define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12)
51#define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13)
52#define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14)
53#define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15)
54#define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16)
55#define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17)
56#define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18)
57#define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19)
58
59struct kvm_user_trace_setup {
60 __u32 buf_size;
61 __u32 buf_nr;
62};
63
64#define __KVM_DEPRECATED_MAIN_W_0x06 \
65 _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
66#define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
67#define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
68
69#define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
70
71struct kvm_breakpoint {
72 __u32 enabled;
73 __u32 padding;
74 __u64 address;
75};
76
77struct kvm_debug_guest {
78 __u32 enabled;
79 __u32 pad;
80 struct kvm_breakpoint breakpoints[4];
81 __u32 singlestep;
82};
83
84#define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
85
86/* *** End of deprecated interfaces *** */
87
88
89/* for KVM_CREATE_MEMORY_REGION */
90struct kvm_memory_region {
91 __u32 slot;
92 __u32 flags;
93 __u64 guest_phys_addr;
94 __u64 memory_size; /* bytes */
95};
96
97/* for KVM_SET_USER_MEMORY_REGION */
98struct kvm_userspace_memory_region {
99 __u32 slot;
100 __u32 flags;
101 __u64 guest_phys_addr;
102 __u64 memory_size; /* bytes */
103 __u64 userspace_addr; /* start of the userspace allocated memory */
104};
105
106/*
107 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
108 * other bits are reserved for kvm internal use which are defined in
109 * include/linux/kvm_host.h.
110 */
111#define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
112#define KVM_MEM_READONLY (1UL << 1)
113
114/* for KVM_IRQ_LINE */
115struct kvm_irq_level {
116 /*
117 * ACPI gsi notion of irq.
118 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
119 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
3ecad8c2 120 * For ARM: See Documentation/virt/kvm/api.rst
3ce97513
ACM		 121 */
122 union {
123 __u32 irq;
124 __s32 status;
125 };
126 __u32 level;
127};
128
129
130struct kvm_irqchip {
131 __u32 chip_id;
132 __u32 pad;
133 union {
134 char dummy[512]; /* reserving space */
135#ifdef __KVM_HAVE_PIT
136 struct kvm_pic_state pic;
137#endif
138#ifdef __KVM_HAVE_IOAPIC
139 struct kvm_ioapic_state ioapic;
140#endif
141 } chip;
142};
143
144/* for KVM_CREATE_PIT2 */
145struct kvm_pit_config {
146 __u32 flags;
147 __u32 pad[15];
148};
149
150#define KVM_PIT_SPEAKER_DUMMY 1
151
152struct kvm_s390_skeys {
153 __u64 start_gfn;
154 __u64 count;
155 __u64 skeydata_addr;
156 __u32 flags;
157 __u32 reserved[9];
158};
159
160#define KVM_S390_CMMA_PEEK (1 << 0)
161
162/**
163 * kvm_s390_cmma_log - Used for CMMA migration.
164 *
165 * Used both for input and output.
166 *
167 * @start_gfn: Guest page number to start from.
168 * @count: Size of the result buffer.
169 * @flags: Control operation mode via KVM_S390_CMMA_* flags
170 * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
171 * pages are still remaining.
172 * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
173 * in the PGSTE.
174 * @values: Pointer to the values buffer.
175 *
176 * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
177 */
178struct kvm_s390_cmma_log {
179 __u64 start_gfn;
180 __u32 count;
181 __u32 flags;
182 union {
183 __u64 remaining;
184 __u64 mask;
185 };
186 __u64 values;
187};
188
189struct kvm_hyperv_exit {
190#define KVM_EXIT_HYPERV_SYNIC 1
191#define KVM_EXIT_HYPERV_HCALL 2
dd76c302 192#define KVM_EXIT_HYPERV_SYNDBG 3
3ce97513 193 __u32 type;
dd76c302 194 __u32 pad1;
3ce97513
ACM		 195 union {
196 struct {
197 __u32 msr;
dd76c302 198 __u32 pad2;
3ce97513
ACM		 199 __u64 control;
200 __u64 evt_page;
201 __u64 msg_page;
202 } synic;
203 struct {
204 __u64 input;
205 __u64 result;
206 __u64 params[2];
207 } hcall;
dd76c302
ACM		 208 struct {
209 __u32 msr;
210 __u32 pad2;
211 __u64 control;
212 __u64 status;
213 __u64 send_page;
214 __u64 recv_page;
215 __u64 pending_page;
216 } syndbg;
3ce97513
ACM		 217 } u;
218};
219
21b7e35b
ACM		 220struct kvm_xen_exit {
221#define KVM_EXIT_XEN_HCALL 1
222 __u32 type;
223 union {
224 struct {
225 __u32 longmode;
226 __u32 cpl;
227 __u64 input;
228 __u64 result;
229 __u64 params[6];
230 } hcall;
231 } u;
232};
233
3ce97513
ACM		 234#define KVM_S390_GET_SKEYS_NONE 1
235#define KVM_S390_SKEYS_MAX 1048576
236
237#define KVM_EXIT_UNKNOWN 0
238#define KVM_EXIT_EXCEPTION 1
239#define KVM_EXIT_IO 2
240#define KVM_EXIT_HYPERCALL 3
241#define KVM_EXIT_DEBUG 4
242#define KVM_EXIT_HLT 5
243#define KVM_EXIT_MMIO 6
244#define KVM_EXIT_IRQ_WINDOW_OPEN 7
245#define KVM_EXIT_SHUTDOWN 8
246#define KVM_EXIT_FAIL_ENTRY 9
247#define KVM_EXIT_INTR 10
248#define KVM_EXIT_SET_TPR 11
249#define KVM_EXIT_TPR_ACCESS 12
250#define KVM_EXIT_S390_SIEIC 13
251#define KVM_EXIT_S390_RESET 14
252#define KVM_EXIT_DCR 15 /* deprecated */
253#define KVM_EXIT_NMI 16
254#define KVM_EXIT_INTERNAL_ERROR 17
255#define KVM_EXIT_OSI 18
256#define KVM_EXIT_PAPR_HCALL 19
257#define KVM_EXIT_S390_UCONTROL 20
258#define KVM_EXIT_WATCHDOG 21
259#define KVM_EXIT_S390_TSCH 22
260#define KVM_EXIT_EPR 23
261#define KVM_EXIT_SYSTEM_EVENT 24
262#define KVM_EXIT_S390_STSI 25
263#define KVM_EXIT_IOAPIC_EOI 26
264#define KVM_EXIT_HYPERV 27
1fc3d0ee 265#define KVM_EXIT_ARM_NISV 28
aa04899a
ACM		 266#define KVM_EXIT_X86_RDMSR 29
267#define KVM_EXIT_X86_WRMSR 30
288807fc 268#define KVM_EXIT_DIRTY_RING_FULL 31
38c53947 269#define KVM_EXIT_AP_RESET_HOLD 32
21b7e35b
ACM		 270#define KVM_EXIT_X86_BUS_LOCK 33
271#define KVM_EXIT_XEN 34
346e9199 272#define KVM_EXIT_RISCV_SBI 35
3ce97513
ACM		 273
274/* For KVM_EXIT_INTERNAL_ERROR */
275/* Emulate instruction failed. */
276#define KVM_INTERNAL_ERROR_EMULATION 1
277/* Encounter unexpected simultaneous exceptions. */
278#define KVM_INTERNAL_ERROR_SIMUL_EX 2
279/* Encounter unexpected vm-exit due to delivery event. */
280#define KVM_INTERNAL_ERROR_DELIVERY_EV 3
b7ad6108
ACM		 281/* Encounter unexpected vm-exit reason */
282#define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4
3ce97513 283
e48f62ae
ACM		 284/* Flags that describe what fields in emulation_failure hold valid data. */
285#define KVM_INTERNAL_ERROR_EMULATION_FLAG_INSTRUCTION_BYTES (1ULL << 0)
286
3ce97513
ACM		 287/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
288struct kvm_run {
289 /* in */
290 __u8 request_interrupt_window;
291 __u8 immediate_exit;
292 __u8 padding1[6];
293
294 /* out */
295 __u32 exit_reason;
296 __u8 ready_for_interrupt_injection;
297 __u8 if_flag;
298 __u16 flags;
299
300 /* in (pre_kvm_run), out (post_kvm_run) */
301 __u64 cr8;
302 __u64 apic_base;
303
304#ifdef __KVM_S390
305 /* the processor status word for s390 */
306 __u64 psw_mask; /* psw upper half */
307 __u64 psw_addr; /* psw lower half */
308#endif
309 union {
310 /* KVM_EXIT_UNKNOWN */
311 struct {
312 __u64 hardware_exit_reason;
313 } hw;
314 /* KVM_EXIT_FAIL_ENTRY */
315 struct {
316 __u64 hardware_entry_failure_reason;
6016e034 317 __u32 cpu;
3ce97513
ACM		 318 } fail_entry;
319 /* KVM_EXIT_EXCEPTION */
320 struct {
321 __u32 exception;
322 __u32 error_code;
323 } ex;
324 /* KVM_EXIT_IO */
325 struct {
326#define KVM_EXIT_IO_IN 0
327#define KVM_EXIT_IO_OUT 1
328 __u8 direction;
329 __u8 size; /* bytes */
330 __u16 port;
331 __u32 count;
332 __u64 data_offset; /* relative to kvm_run start */
333 } io;
334 /* KVM_EXIT_DEBUG */
335 struct {
336 struct kvm_debug_exit_arch arch;
337 } debug;
338 /* KVM_EXIT_MMIO */
339 struct {
340 __u64 phys_addr;
341 __u8 data[8];
342 __u32 len;
343 __u8 is_write;
344 } mmio;
345 /* KVM_EXIT_HYPERCALL */
346 struct {
347 __u64 nr;
348 __u64 args[6];
349 __u64 ret;
350 __u32 longmode;
351 __u32 pad;
352 } hypercall;
353 /* KVM_EXIT_TPR_ACCESS */
354 struct {
355 __u64 rip;
356 __u32 is_write;
357 __u32 pad;
358 } tpr_access;
359 /* KVM_EXIT_S390_SIEIC */
360 struct {
361 __u8 icptcode;
362 __u16 ipa;
363 __u32 ipb;
364 } s390_sieic;
365 /* KVM_EXIT_S390_RESET */
366#define KVM_S390_RESET_POR 1
367#define KVM_S390_RESET_CLEAR 2
368#define KVM_S390_RESET_SUBSYSTEM 4
369#define KVM_S390_RESET_CPU_INIT 8
370#define KVM_S390_RESET_IPL 16
371 __u64 s390_reset_flags;
372 /* KVM_EXIT_S390_UCONTROL */
373 struct {
374 __u64 trans_exc_code;
375 __u32 pgm_code;
376 } s390_ucontrol;
377 /* KVM_EXIT_DCR (deprecated) */
378 struct {
379 __u32 dcrn;
380 __u32 data;
381 __u8 is_write;
382 } dcr;
383 /* KVM_EXIT_INTERNAL_ERROR */
384 struct {
385 __u32 suberror;
386 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
387 __u32 ndata;
388 __u64 data[16];
389 } internal;
e48f62ae
ACM		 390 /*
391 * KVM_INTERNAL_ERROR_EMULATION
392 *
393 * "struct emulation_failure" is an overlay of "struct internal"
394 * that is used for the KVM_INTERNAL_ERROR_EMULATION sub-type of
395 * KVM_EXIT_INTERNAL_ERROR. Note, unlike other internal error
396 * sub-types, this struct is ABI! It also needs to be backwards
397 * compatible with "struct internal". Take special care that
398 * "ndata" is correct, that new fields are enumerated in "flags",
399 * and that each flag enumerates fields that are 64-bit aligned
400 * and sized (so that ndata+internal.data[] is valid/accurate).
346e9199
ACM		 401 *
402 * Space beyond the defined fields may be used to store arbitrary
403 * debug information relating to the emulation failure. It is
404 * accounted for in "ndata" but the format is unspecified and is
405 * not represented in "flags". Any such information is *not* ABI!
e48f62ae
ACM		 406 */
407 struct {
408 __u32 suberror;
409 __u32 ndata;
410 __u64 flags;
346e9199
ACM		 411 union {
412 struct {
413 __u8 insn_size;
414 __u8 insn_bytes[15];
415 };
416 };
417 /* Arbitrary debug data may follow. */
e48f62ae 418 } emulation_failure;
3ce97513
ACM		 419 /* KVM_EXIT_OSI */
420 struct {
421 __u64 gprs[32];
422 } osi;
423 /* KVM_EXIT_PAPR_HCALL */
424 struct {
425 __u64 nr;
426 __u64 ret;
427 __u64 args[9];
428 } papr_hcall;
429 /* KVM_EXIT_S390_TSCH */
430 struct {
431 __u16 subchannel_id;
432 __u16 subchannel_nr;
433 __u32 io_int_parm;
434 __u32 io_int_word;
435 __u32 ipb;
436 __u8 dequeued;
437 } s390_tsch;
438 /* KVM_EXIT_EPR */
439 struct {
440 __u32 epr;
441 } epr;
442 /* KVM_EXIT_SYSTEM_EVENT */
443 struct {
444#define KVM_SYSTEM_EVENT_SHUTDOWN 1
445#define KVM_SYSTEM_EVENT_RESET 2
446#define KVM_SYSTEM_EVENT_CRASH 3
7fe718fb
ACM		 447#define KVM_SYSTEM_EVENT_WAKEUP 4
448#define KVM_SYSTEM_EVENT_SUSPEND 5
449#define KVM_SYSTEM_EVENT_SEV_TERM 6
3ce97513 450 __u32 type;
474e76c4
ACM		 451 __u32 ndata;
452 union {
453#ifndef __KERNEL__
454 __u64 flags;
455#endif
456 __u64 data[16];
457 };
3ce97513
ACM		 458 } system_event;
459 /* KVM_EXIT_S390_STSI */
460 struct {
461 __u64 addr;
462 __u8 ar;
463 __u8 reserved;
464 __u8 fc;
465 __u8 sel1;
466 __u16 sel2;
467 } s390_stsi;
468 /* KVM_EXIT_IOAPIC_EOI */
469 struct {
470 __u8 vector;
471 } eoi;
472 /* KVM_EXIT_HYPERV */
473 struct kvm_hyperv_exit hyperv;
1fc3d0ee
ACM		 474 /* KVM_EXIT_ARM_NISV */
475 struct {
476 __u64 esr_iss;
477 __u64 fault_ipa;
478 } arm_nisv;
aa04899a
ACM		 479 /* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */
480 struct {
481 __u8 error; /* user -> kernel */
482 __u8 pad[7];
483#define KVM_MSR_EXIT_REASON_INVAL (1 << 0)
484#define KVM_MSR_EXIT_REASON_UNKNOWN (1 << 1)
485#define KVM_MSR_EXIT_REASON_FILTER (1 << 2)
486 __u32 reason; /* kernel -> user */
487 __u32 index; /* kernel -> user */
488 __u64 data; /* kernel <-> user */
489 } msr;
21b7e35b
ACM		 490 /* KVM_EXIT_XEN */
491 struct kvm_xen_exit xen;
346e9199
ACM		 492 /* KVM_EXIT_RISCV_SBI */
493 struct {
494 unsigned long extension_id;
495 unsigned long function_id;
496 unsigned long args[6];
497 unsigned long ret[2];
498 } riscv_sbi;
3ce97513
ACM		 499 /* Fix the size of the union. */
500 char padding[256];
501 };
502
e2f73a18
IM		 503 /* 2048 is the size of the char array used to bound/pad the size
504 * of the union that holds sync regs.
505 */
506 #define SYNC_REGS_SIZE_BYTES 2048
3ce97513
ACM		 507 /*
508 * shared registers between kvm and userspace.
509 * kvm_valid_regs specifies the register classes set by the host
510 * kvm_dirty_regs specified the register classes dirtied by userspace
511 * struct kvm_sync_regs is architecture specific, as well as the
512 * bits for kvm_valid_regs and kvm_dirty_regs
513 */
514 __u64 kvm_valid_regs;
515 __u64 kvm_dirty_regs;
516 union {
517 struct kvm_sync_regs regs;
e2f73a18 518 char padding[SYNC_REGS_SIZE_BYTES];
3ce97513
ACM		 519 } s;
520};
521
522/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
523
524struct kvm_coalesced_mmio_zone {
525 __u64 addr;
526 __u32 size;
82775812
ACM		 527 union {
528 __u32 pad;
529 __u32 pio;
530 };
3ce97513
ACM		 531};
532
533struct kvm_coalesced_mmio {
534 __u64 phys_addr;
535 __u32 len;
82775812
ACM		 536 union {
537 __u32 pad;
538 __u32 pio;
539 };
3ce97513
ACM		 540 __u8 data[8];
541};
542
543struct kvm_coalesced_mmio_ring {
544 __u32 first, last;
94dfc73e 545 struct kvm_coalesced_mmio coalesced_mmio[];
3ce97513
ACM		 546};
547
548#define KVM_COALESCED_MMIO_MAX \
549 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
550 sizeof(struct kvm_coalesced_mmio))
551
552/* for KVM_TRANSLATE */
553struct kvm_translation {
554 /* in */
555 __u64 linear_address;
556
557 /* out */
558 __u64 physical_address;
559 __u8 valid;
560 __u8 writeable;
561 __u8 usermode;
562 __u8 pad[5];
563};
564
565/* for KVM_S390_MEM_OP */
566struct kvm_s390_mem_op {
567 /* in */
568 __u64 gaddr; /* the guest address */
569 __u64 flags; /* flags */
570 __u32 size; /* amount of bytes */
571 __u32 op; /* type of operation */
572 __u64 buf; /* buffer in userspace */
b8fc2280 573 union {
7ceda0cf
ACM		 574 struct {
575 __u8 ar; /* the access register number */
576 __u8 key; /* access key, ignored if flag unset */
577 };
b8fc2280 578 __u32 sida_offset; /* offset into the sida */
7ceda0cf 579 __u8 reserved[32]; /* ignored */
b8fc2280 580 };
3ce97513
ACM		 581};
582/* types for kvm_s390_mem_op->op */
583#define KVM_S390_MEMOP_LOGICAL_READ 0
584#define KVM_S390_MEMOP_LOGICAL_WRITE 1
b8fc2280
ACM		 585#define KVM_S390_MEMOP_SIDA_READ 2
586#define KVM_S390_MEMOP_SIDA_WRITE 3
7ceda0cf
ACM		 587#define KVM_S390_MEMOP_ABSOLUTE_READ 4
588#define KVM_S390_MEMOP_ABSOLUTE_WRITE 5
3ce97513
ACM		 589/* flags for kvm_s390_mem_op->flags */
590#define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0)
591#define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1)
7ceda0cf 592#define KVM_S390_MEMOP_F_SKEY_PROTECTION (1ULL << 2)
3ce97513
ACM		 593
594/* for KVM_INTERRUPT */
595struct kvm_interrupt {
596 /* in */
597 __u32 irq;
598};
599
600/* for KVM_GET_DIRTY_LOG */
601struct kvm_dirty_log {
602 __u32 slot;
603 __u32 padding1;
604 union {
605 void __user *dirty_bitmap; /* one bit per page */
606 __u64 padding2;
607 };
608};
609
558517c5
ACM		 610/* for KVM_CLEAR_DIRTY_LOG */
611struct kvm_clear_dirty_log {
612 __u32 slot;
613 __u32 num_pages;
614 __u64 first_page;
615 union {
616 void __user *dirty_bitmap; /* one bit per page */
617 __u64 padding2;
618 };
619};
620
3ce97513
ACM		 621/* for KVM_SET_SIGNAL_MASK */
622struct kvm_signal_mask {
623 __u32 len;
94dfc73e 624 __u8 sigset[];
3ce97513
ACM		 625};
626
627/* for KVM_TPR_ACCESS_REPORTING */
628struct kvm_tpr_access_ctl {
629 __u32 enabled;
630 __u32 flags;
631 __u32 reserved[8];
632};
633
634/* for KVM_SET_VAPIC_ADDR */
635struct kvm_vapic_addr {
636 __u64 vapic_addr;
637};
638
639/* for KVM_SET_MP_STATE */
640
641/* not all states are valid on all architectures */
642#define KVM_MP_STATE_RUNNABLE 0
643#define KVM_MP_STATE_UNINITIALIZED 1
644#define KVM_MP_STATE_INIT_RECEIVED 2
645#define KVM_MP_STATE_HALTED 3
646#define KVM_MP_STATE_SIPI_RECEIVED 4
647#define KVM_MP_STATE_STOPPED 5
648#define KVM_MP_STATE_CHECK_STOP 6
649#define KVM_MP_STATE_OPERATING 7
650#define KVM_MP_STATE_LOAD 8
38c53947 651#define KVM_MP_STATE_AP_RESET_HOLD 9
7fe718fb 652#define KVM_MP_STATE_SUSPENDED 10
3ce97513
ACM		 653
654struct kvm_mp_state {
655 __u32 mp_state;
656};
657
658struct kvm_s390_psw {
659 __u64 mask;
660 __u64 addr;
661};
662
663/* valid values for type in kvm_s390_interrupt */
664#define KVM_S390_SIGP_STOP 0xfffe0000u
665#define KVM_S390_PROGRAM_INT 0xfffe0001u
666#define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
667#define KVM_S390_RESTART 0xfffe0003u
668#define KVM_S390_INT_PFAULT_INIT 0xfffe0004u
669#define KVM_S390_INT_PFAULT_DONE 0xfffe0005u
670#define KVM_S390_MCHK 0xfffe1000u
671#define KVM_S390_INT_CLOCK_COMP 0xffff1004u
672#define KVM_S390_INT_CPU_TIMER 0xffff1005u
673#define KVM_S390_INT_VIRTIO 0xffff2603u
674#define KVM_S390_INT_SERVICE 0xffff2401u
675#define KVM_S390_INT_EMERGENCY 0xffff1201u
676#define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
677/* Anything below 0xfffe0000u is taken by INT_IO */
678#define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
679 (((schid)) | \
680 ((ssid) << 16) | \
681 ((cssid) << 18) | \
682 ((ai) << 26))
683#define KVM_S390_INT_IO_MIN 0x00000000u
684#define KVM_S390_INT_IO_MAX 0xfffdffffu
685#define KVM_S390_INT_IO_AI_MASK 0x04000000u
686
687
688struct kvm_s390_interrupt {
689 __u32 type;
690 __u32 parm;
691 __u64 parm64;
692};
693
694struct kvm_s390_io_info {
695 __u16 subchannel_id;
696 __u16 subchannel_nr;
697 __u32 io_int_parm;
698 __u32 io_int_word;
699};
700
701struct kvm_s390_ext_info {
702 __u32 ext_params;
703 __u32 pad;
704 __u64 ext_params2;
705};
706
707struct kvm_s390_pgm_info {
708 __u64 trans_exc_code;
709 __u64 mon_code;
710 __u64 per_address;
711 __u32 data_exc_code;
712 __u16 code;
713 __u16 mon_class_nr;
714 __u8 per_code;
715 __u8 per_atmid;
716 __u8 exc_access_id;
717 __u8 per_access_id;
718 __u8 op_access_id;
719#define KVM_S390_PGM_FLAGS_ILC_VALID 0x01
720#define KVM_S390_PGM_FLAGS_ILC_0 0x02
721#define KVM_S390_PGM_FLAGS_ILC_1 0x04
722#define KVM_S390_PGM_FLAGS_ILC_MASK 0x06
723#define KVM_S390_PGM_FLAGS_NO_REWIND 0x08
724 __u8 flags;
725 __u8 pad[2];
726};
727
728struct kvm_s390_prefix_info {
729 __u32 address;
730};
731
732struct kvm_s390_extcall_info {
733 __u16 code;
734};
735
736struct kvm_s390_emerg_info {
737 __u16 code;
738};
739
740#define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
741struct kvm_s390_stop_info {
742 __u32 flags;
743};
744
745struct kvm_s390_mchk_info {
746 __u64 cr14;
747 __u64 mcic;
748 __u64 failing_storage_address;
749 __u32 ext_damage_code;
750 __u32 pad;
751 __u8 fixed_logout[16];
752};
753
754struct kvm_s390_irq {
755 __u64 type;
756 union {
757 struct kvm_s390_io_info io;
758 struct kvm_s390_ext_info ext;
759 struct kvm_s390_pgm_info pgm;
760 struct kvm_s390_emerg_info emerg;
761 struct kvm_s390_extcall_info extcall;
762 struct kvm_s390_prefix_info prefix;
763 struct kvm_s390_stop_info stop;
764 struct kvm_s390_mchk_info mchk;
765 char reserved[64];
766 } u;
767};
768
769struct kvm_s390_irq_state {
770 __u64 buf;
643e345c 771 __u32 flags; /* will stay unused for compatibility reasons */
3ce97513 772 __u32 len;
643e345c 773 __u32 reserved[4]; /* will stay unused for compatibility reasons */
3ce97513
ACM		 774};
775
776/* for KVM_SET_GUEST_DEBUG */
777
778#define KVM_GUESTDBG_ENABLE 0x00000001
779#define KVM_GUESTDBG_SINGLESTEP 0x00000002
780
781struct kvm_guest_debug {
782 __u32 control;
783 __u32 pad;
784 struct kvm_guest_debug_arch arch;
785};
786
787enum {
788 kvm_ioeventfd_flag_nr_datamatch,
789 kvm_ioeventfd_flag_nr_pio,
790 kvm_ioeventfd_flag_nr_deassign,
791 kvm_ioeventfd_flag_nr_virtio_ccw_notify,
792 kvm_ioeventfd_flag_nr_fast_mmio,
793 kvm_ioeventfd_flag_nr_max,
794};
795
796#define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
797#define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
798#define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
799#define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
800 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
801
802#define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
803
804struct kvm_ioeventfd {
805 __u64 datamatch;
806 __u64 addr; /* legal pio/mmio address */
807 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
808 __s32 fd;
809 __u32 flags;
810 __u8 pad[36];
811};
812
d0e9f4c1 813#define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0)
766d3571 814#define KVM_X86_DISABLE_EXITS_HLT (1 << 1)
d0e9f4c1 815#define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2)
b5170063 816#define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3)
d0e9f4c1 817#define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \
766d3571 818 KVM_X86_DISABLE_EXITS_HLT | \
b5170063
WL		 819 KVM_X86_DISABLE_EXITS_PAUSE | \
820 KVM_X86_DISABLE_EXITS_CSTATE)
d0e9f4c1 821
3ce97513
ACM		 822/* for KVM_ENABLE_CAP */
823struct kvm_enable_cap {
824 /* in */
825 __u32 cap;
826 __u32 flags;
827 __u64 args[4];
828 __u8 pad[64];
829};
830
831/* for KVM_PPC_GET_PVINFO */
832
833#define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
834
835struct kvm_ppc_pvinfo {
836 /* out */
837 __u32 flags;
838 __u32 hcall[4];
839 __u8 pad[108];
840};
841
842/* for KVM_PPC_GET_SMMU_INFO */
843#define KVM_PPC_PAGE_SIZES_MAX_SZ 8
844
845struct kvm_ppc_one_page_size {
846 __u32 page_shift; /* Page shift (or 0) */
847 __u32 pte_enc; /* Encoding in the HPTE (>>12) */
848};
849
850struct kvm_ppc_one_seg_page_size {
851 __u32 page_shift; /* Base page shift of segment (or 0) */
852 __u32 slb_enc; /* SLB encoding for BookS */
853 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
854};
855
856#define KVM_PPC_PAGE_SIZES_REAL 0x00000001
857#define KVM_PPC_1T_SEGMENTS 0x00000002
c939989d 858#define KVM_PPC_NO_HASH 0x00000004
3ce97513
ACM		 859
860struct kvm_ppc_smmu_info {
861 __u64 flags;
862 __u32 slb_size;
549a3976
IM		 863 __u16 data_keys; /* # storage keys supported for data */
864 __u16 instr_keys; /* # storage keys supported for instructions */
3ce97513
ACM		 865 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
866};
867
868/* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
869struct kvm_ppc_resize_hpt {
870 __u64 flags;
871 __u32 shift;
872 __u32 pad;
873};
874
875#define KVMIO 0xAE
876
877/* machine type bits, to be used as argument to KVM_CREATE_VM */
878#define KVM_VM_S390_UCONTROL 1
879
880/* on ppc, 0 indicate default, 1 should force HV and 2 PR */
881#define KVM_VM_PPC_HV 1
882#define KVM_VM_PPC_PR 2
883
8d761d2c
ACM		 884/* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */
885#define KVM_VM_MIPS_AUTO 0
3ce97513 886#define KVM_VM_MIPS_VZ 1
8d761d2c 887#define KVM_VM_MIPS_TE 2
3ce97513
ACM		 888
889#define KVM_S390_SIE_PAGE_OFFSET 1
890
82775812
ACM		 891/*
892 * On arm64, machine type can be used to request the physical
893 * address size for the VM. Bits[7-0] are reserved for the guest
894 * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
895 * value 0 implies the default IPA size, 40bits.
896 */
897#define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL
898#define KVM_VM_TYPE_ARM_IPA_SIZE(x) \
899 ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
3ce97513
ACM		 900/*
901 * ioctls for /dev/kvm fds:
902 */
903#define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
904#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
905#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
906
907#define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
908/*
909 * Check if a kvm extension is available. Argument is extension number,
910 * return is 1 (yes) or 0 (no, sorry).
911 */
912#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
913/*
914 * Get size for mmap(vcpu_fd)
915 */
916#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
917#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
918#define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
919#define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
920#define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
921#define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
d976a6e9 922#define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
3ce97513
ACM		 923
924/*
925 * Extension capability list.
926 */
927#define KVM_CAP_IRQCHIP 0
928#define KVM_CAP_HLT 1
929#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
930#define KVM_CAP_USER_MEMORY 3
931#define KVM_CAP_SET_TSS_ADDR 4
932#define KVM_CAP_VAPIC 6
933#define KVM_CAP_EXT_CPUID 7
934#define KVM_CAP_CLOCKSOURCE 8
935#define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
936#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
937#define KVM_CAP_PIT 11
938#define KVM_CAP_NOP_IO_DELAY 12
939#define KVM_CAP_PV_MMU 13
940#define KVM_CAP_MP_STATE 14
941#define KVM_CAP_COALESCED_MMIO 15
942#define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
943#define KVM_CAP_IOMMU 18
944/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
945#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
946#define KVM_CAP_USER_NMI 22
947#ifdef __KVM_HAVE_GUEST_DEBUG
948#define KVM_CAP_SET_GUEST_DEBUG 23
949#endif
950#ifdef __KVM_HAVE_PIT
951#define KVM_CAP_REINJECT_CONTROL 24
952#endif
953#define KVM_CAP_IRQ_ROUTING 25
954#define KVM_CAP_IRQ_INJECT_STATUS 26
955#define KVM_CAP_ASSIGN_DEV_IRQ 29
956/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
957#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
958#ifdef __KVM_HAVE_MCE
959#define KVM_CAP_MCE 31
960#endif
961#define KVM_CAP_IRQFD 32
962#ifdef __KVM_HAVE_PIT
963#define KVM_CAP_PIT2 33
964#endif
965#define KVM_CAP_SET_BOOT_CPU_ID 34
966#ifdef __KVM_HAVE_PIT_STATE2
967#define KVM_CAP_PIT_STATE2 35
968#endif
969#define KVM_CAP_IOEVENTFD 36
970#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
971#ifdef __KVM_HAVE_XEN_HVM
972#define KVM_CAP_XEN_HVM 38
973#endif
974#define KVM_CAP_ADJUST_CLOCK 39
975#define KVM_CAP_INTERNAL_ERROR_DATA 40
976#ifdef __KVM_HAVE_VCPU_EVENTS
977#define KVM_CAP_VCPU_EVENTS 41
978#endif
979#define KVM_CAP_S390_PSW 42
980#define KVM_CAP_PPC_SEGSTATE 43
981#define KVM_CAP_HYPERV 44
982#define KVM_CAP_HYPERV_VAPIC 45
983#define KVM_CAP_HYPERV_SPIN 46
984#define KVM_CAP_PCI_SEGMENT 47
985#define KVM_CAP_PPC_PAIRED_SINGLES 48
986#define KVM_CAP_INTR_SHADOW 49
987#ifdef __KVM_HAVE_DEBUGREGS
988#define KVM_CAP_DEBUGREGS 50
989#endif
990#define KVM_CAP_X86_ROBUST_SINGLESTEP 51
991#define KVM_CAP_PPC_OSI 52
992#define KVM_CAP_PPC_UNSET_IRQ 53
993#define KVM_CAP_ENABLE_CAP 54
994#ifdef __KVM_HAVE_XSAVE
995#define KVM_CAP_XSAVE 55
996#endif
997#ifdef __KVM_HAVE_XCRS
998#define KVM_CAP_XCRS 56
999#endif
1000#define KVM_CAP_PPC_GET_PVINFO 57
1001#define KVM_CAP_PPC_IRQ_LEVEL 58
1002#define KVM_CAP_ASYNC_PF 59
1003#define KVM_CAP_TSC_CONTROL 60
1004#define KVM_CAP_GET_TSC_KHZ 61
1005#define KVM_CAP_PPC_BOOKE_SREGS 62
1006#define KVM_CAP_SPAPR_TCE 63
1007#define KVM_CAP_PPC_SMT 64
1008#define KVM_CAP_PPC_RMA 65
1009#define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
1010#define KVM_CAP_PPC_HIOR 67
1011#define KVM_CAP_PPC_PAPR 68
1012#define KVM_CAP_SW_TLB 69
1013#define KVM_CAP_ONE_REG 70
1014#define KVM_CAP_S390_GMAP 71
1015#define KVM_CAP_TSC_DEADLINE_TIMER 72
1016#define KVM_CAP_S390_UCONTROL 73
1017#define KVM_CAP_SYNC_REGS 74
1018#define KVM_CAP_PCI_2_3 75
1019#define KVM_CAP_KVMCLOCK_CTRL 76
1020#define KVM_CAP_SIGNAL_MSI 77
1021#define KVM_CAP_PPC_GET_SMMU_INFO 78
1022#define KVM_CAP_S390_COW 79
1023#define KVM_CAP_PPC_ALLOC_HTAB 80
1024#define KVM_CAP_READONLY_MEM 81
1025#define KVM_CAP_IRQFD_RESAMPLE 82
1026#define KVM_CAP_PPC_BOOKE_WATCHDOG 83
1027#define KVM_CAP_PPC_HTAB_FD 84
1028#define KVM_CAP_S390_CSS_SUPPORT 85
1029#define KVM_CAP_PPC_EPR 86
1030#define KVM_CAP_ARM_PSCI 87
1031#define KVM_CAP_ARM_SET_DEVICE_ADDR 88
1032#define KVM_CAP_DEVICE_CTRL 89
1033#define KVM_CAP_IRQ_MPIC 90
1034#define KVM_CAP_PPC_RTAS 91
1035#define KVM_CAP_IRQ_XICS 92
1036#define KVM_CAP_ARM_EL1_32BIT 93
1037#define KVM_CAP_SPAPR_MULTITCE 94
1038#define KVM_CAP_EXT_EMUL_CPUID 95
1039#define KVM_CAP_HYPERV_TIME 96
1040#define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
1041#define KVM_CAP_ENABLE_CAP_VM 98
1042#define KVM_CAP_S390_IRQCHIP 99
1043#define KVM_CAP_IOEVENTFD_NO_LENGTH 100
1044#define KVM_CAP_VM_ATTRIBUTES 101
1045#define KVM_CAP_ARM_PSCI_0_2 102
1046#define KVM_CAP_PPC_FIXUP_HCALL 103
1047#define KVM_CAP_PPC_ENABLE_HCALL 104
1048#define KVM_CAP_CHECK_EXTENSION_VM 105
1049#define KVM_CAP_S390_USER_SIGP 106
1050#define KVM_CAP_S390_VECTOR_REGISTERS 107
1051#define KVM_CAP_S390_MEM_OP 108
1052#define KVM_CAP_S390_USER_STSI 109
1053#define KVM_CAP_S390_SKEYS 110
1054#define KVM_CAP_MIPS_FPU 111
1055#define KVM_CAP_MIPS_MSA 112
1056#define KVM_CAP_S390_INJECT_IRQ 113
1057#define KVM_CAP_S390_IRQ_STATE 114
1058#define KVM_CAP_PPC_HWRNG 115
1059#define KVM_CAP_DISABLE_QUIRKS 116
1060#define KVM_CAP_X86_SMM 117
1061#define KVM_CAP_MULTI_ADDRESS_SPACE 118
1062#define KVM_CAP_GUEST_DEBUG_HW_BPS 119
1063#define KVM_CAP_GUEST_DEBUG_HW_WPS 120
1064#define KVM_CAP_SPLIT_IRQCHIP 121
1065#define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
1066#define KVM_CAP_HYPERV_SYNIC 123
1067#define KVM_CAP_S390_RI 124
1068#define KVM_CAP_SPAPR_TCE_64 125
1069#define KVM_CAP_ARM_PMU_V3 126
1070#define KVM_CAP_VCPU_ATTRIBUTES 127
1071#define KVM_CAP_MAX_VCPU_ID 128
1072#define KVM_CAP_X2APIC_API 129
1073#define KVM_CAP_S390_USER_INSTR0 130
1074#define KVM_CAP_MSI_DEVID 131
1075#define KVM_CAP_PPC_HTM 132
1076#define KVM_CAP_SPAPR_RESIZE_HPT 133
1077#define KVM_CAP_PPC_MMU_RADIX 134
1078#define KVM_CAP_PPC_MMU_HASH_V3 135
1079#define KVM_CAP_IMMEDIATE_EXIT 136
1080#define KVM_CAP_MIPS_VZ 137
1081#define KVM_CAP_MIPS_TE 138
1082#define KVM_CAP_MIPS_64BIT 139
1083#define KVM_CAP_S390_GS 140
1084#define KVM_CAP_S390_AIS 141
1085#define KVM_CAP_SPAPR_TCE_VFIO 142
4d5422ce 1086#define KVM_CAP_X86_DISABLE_EXITS 143
3ce97513
ACM		 1087#define KVM_CAP_ARM_USER_IRQ 144
1088#define KVM_CAP_S390_CMMA_MIGRATION 145
1089#define KVM_CAP_PPC_FWNMI 146
1090#define KVM_CAP_PPC_SMT_POSSIBLE 147
1091#define KVM_CAP_HYPERV_SYNIC2 148
1092#define KVM_CAP_HYPERV_VP_INDEX 149
374fbe56 1093#define KVM_CAP_S390_AIS_MIGRATION 150
1b8f5160
ACM		 1094#define KVM_CAP_PPC_GET_CPU_CHAR 151
1095#define KVM_CAP_S390_BPB 152
d976a6e9 1096#define KVM_CAP_GET_MSR_FEATURES 153
e2f73a18 1097#define KVM_CAP_HYPERV_EVENTFD 154
32fdbd90 1098#define KVM_CAP_HYPERV_TLBFLUSH 155
0210c156
ACM		 1099#define KVM_CAP_S390_HPAGE_1M 156
1100#define KVM_CAP_NESTED_STATE 157
1101#define KVM_CAP_ARM_INJECT_SERROR_ESR 158
c939989d
VK		 1102#define KVM_CAP_MSR_PLATFORM_INFO 159
1103#define KVM_CAP_PPC_NESTED_HV 160
1104#define KVM_CAP_HYPERV_SEND_IPI 161
1105#define KVM_CAP_COALESCED_PIO 162
1106#define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
82775812
ACM		 1107#define KVM_CAP_EXCEPTION_PAYLOAD 164
1108#define KVM_CAP_ARM_VM_IPA_SIZE 165
a7350998 1109#define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
558517c5 1110#define KVM_CAP_HYPERV_CPUID 167
a7350998
ACM		 1111#define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
1112#define KVM_CAP_PPC_IRQ_XIVE 169
1113#define KVM_CAP_ARM_SVE 170
1114#define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
1115#define KVM_CAP_ARM_PTRAUTH_GENERIC 172
e0d99c4d 1116#define KVM_CAP_PMU_EVENT_FILTER 173
b7ad6108 1117#define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
8daf1fb7 1118#define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
1fc3d0ee
ACM		 1119#define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176
1120#define KVM_CAP_ARM_NISV_TO_USER 177
1121#define KVM_CAP_ARM_INJECT_EXT_DABT 178
2a8d017d 1122#define KVM_CAP_S390_VCPU_RESETS 179
b8fc2280
ACM		 1123#define KVM_CAP_S390_PROTECTED 180
1124#define KVM_CAP_PPC_SECURE_GUEST 181
dd76c302
ACM		 1125#define KVM_CAP_HALT_POLL 182
1126#define KVM_CAP_ASYNC_PF_INT 183
6016e034
ACM		 1127#define KVM_CAP_LAST_CPU 184
1128#define KVM_CAP_SMALLER_MAXPHYADDR 185
1129#define KVM_CAP_S390_DIAG318 186
8d761d2c 1130#define KVM_CAP_STEAL_TIME 187
aa04899a
ACM		 1131#define KVM_CAP_X86_USER_SPACE_MSR 188
1132#define KVM_CAP_X86_MSR_FILTER 189
1133#define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190
288807fc
ACM		 1134#define KVM_CAP_SYS_HYPERV_CPUID 191
1135#define KVM_CAP_DIRTY_LOG_RING 192
21b7e35b 1136#define KVM_CAP_X86_BUS_LOCK_EXIT 193
d9a47eda 1137#define KVM_CAP_PPC_DAWR1 194
0d943d5f
ACM		 1138#define KVM_CAP_SET_GUEST_DEBUG2 195
1139#define KVM_CAP_SGX_ATTRIBUTE 196
1140#define KVM_CAP_VM_COPY_ENC_CONTEXT_FROM 197
1141#define KVM_CAP_PTP_KVM 198
e48f62ae
ACM		 1142#define KVM_CAP_HYPERV_ENFORCE_CPUID 199
1143#define KVM_CAP_SREGS2 200
1144#define KVM_CAP_EXIT_HYPERCALL 201
1145#define KVM_CAP_PPC_RPT_INVALIDATE 202
1146#define KVM_CAP_BINARY_STATS_FD 203
1147#define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204
1148#define KVM_CAP_ARM_MTE 205
346e9199 1149#define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206
fa681181
PB		 1150#define KVM_CAP_VM_GPA_BITS 207
1151#define KVM_CAP_XSAVE2 208
b19c99b9 1152#define KVM_CAP_SYS_ATTRIBUTES 209
93b71801 1153#define KVM_CAP_PPC_AIL_MODE_3 210
ba7bb663
DD		 1154#define KVM_CAP_S390_MEM_OP_EXTENSION 211
1155#define KVM_CAP_PMU_CAPABILITY 212
7ceda0cf 1156#define KVM_CAP_DISABLE_QUIRKS2 213
7fe718fb 1157#define KVM_CAP_VM_TSC_CONTROL 214
474e76c4 1158#define KVM_CAP_SYSTEM_EVENT_DATA 215
7fe718fb 1159#define KVM_CAP_ARM_SYSTEM_SUSPEND 216
3ce97513
ACM		 1160
1161#ifdef KVM_CAP_IRQ_ROUTING
1162
1163struct kvm_irq_routing_irqchip {
1164 __u32 irqchip;
1165 __u32 pin;
1166};
1167
1168struct kvm_irq_routing_msi {
1169 __u32 address_lo;
1170 __u32 address_hi;
1171 __u32 data;
1172 union {
1173 __u32 pad;
1174 __u32 devid;
1175 };
1176};
1177
1178struct kvm_irq_routing_s390_adapter {
1179 __u64 ind_addr;
1180 __u64 summary_addr;
1181 __u64 ind_offset;
1182 __u32 summary_offset;
1183 __u32 adapter_id;
1184};
1185
1186struct kvm_irq_routing_hv_sint {
1187 __u32 vcpu;
1188 __u32 sint;
1189};
1190
fa681181
PB		 1191struct kvm_irq_routing_xen_evtchn {
1192 __u32 port;
1193 __u32 vcpu;
1194 __u32 priority;
1195};
1196
1197#define KVM_IRQ_ROUTING_XEN_EVTCHN_PRIO_2LEVEL ((__u32)(-1))
1198
3ce97513
ACM		 1199/* gsi routing entry types */
1200#define KVM_IRQ_ROUTING_IRQCHIP 1
1201#define KVM_IRQ_ROUTING_MSI 2
1202#define KVM_IRQ_ROUTING_S390_ADAPTER 3
1203#define KVM_IRQ_ROUTING_HV_SINT 4
fa681181 1204#define KVM_IRQ_ROUTING_XEN_EVTCHN 5
3ce97513
ACM		 1205
1206struct kvm_irq_routing_entry {
1207 __u32 gsi;
1208 __u32 type;
1209 __u32 flags;
1210 __u32 pad;
1211 union {
1212 struct kvm_irq_routing_irqchip irqchip;
1213 struct kvm_irq_routing_msi msi;
1214 struct kvm_irq_routing_s390_adapter adapter;
1215 struct kvm_irq_routing_hv_sint hv_sint;
fa681181 1216 struct kvm_irq_routing_xen_evtchn xen_evtchn;
3ce97513
ACM		 1217 __u32 pad[8];
1218 } u;
1219};
1220
1221struct kvm_irq_routing {
1222 __u32 nr;
1223 __u32 flags;
94dfc73e 1224 struct kvm_irq_routing_entry entries[];
3ce97513
ACM		 1225};
1226
1227#endif
1228
1229#ifdef KVM_CAP_MCE
1230/* x86 MCE */
1231struct kvm_x86_mce {
1232 __u64 status;
1233 __u64 addr;
1234 __u64 misc;
1235 __u64 mcg_status;
1236 __u8 bank;
1237 __u8 pad1[7];
1238 __u64 pad2[3];
1239};
1240#endif
1241
1242#ifdef KVM_CAP_XEN_HVM
21b7e35b
ACM		 1243#define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR (1 << 0)
1244#define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL (1 << 1)
1245#define KVM_XEN_HVM_CONFIG_SHARED_INFO (1 << 2)
49f2675f 1246#define KVM_XEN_HVM_CONFIG_RUNSTATE (1 << 3)
fa681181 1247#define KVM_XEN_HVM_CONFIG_EVTCHN_2LEVEL (1 << 4)
7fe718fb 1248#define KVM_XEN_HVM_CONFIG_EVTCHN_SEND (1 << 5)
21b7e35b 1249
3ce97513
ACM		 1250struct kvm_xen_hvm_config {
1251 __u32 flags;
1252 __u32 msr;
1253 __u64 blob_addr_32;
1254 __u64 blob_addr_64;
1255 __u8 blob_size_32;
1256 __u8 blob_size_64;
1257 __u8 pad2[30];
1258};
1259#endif
1260
1261#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1262/*
1263 * Available with KVM_CAP_IRQFD_RESAMPLE
1264 *
1265 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1266 * the irqfd to operate in resampling mode for level triggered interrupt
3ecad8c2 1267 * emulation. See Documentation/virt/kvm/api.rst.
3ce97513
ACM		 1268 */
1269#define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1270
1271struct kvm_irqfd {
1272 __u32 fd;
1273 __u32 gsi;
1274 __u32 flags;
1275 __u32 resamplefd;
1276 __u8 pad[16];
1277};
1278
1279/* For KVM_CAP_ADJUST_CLOCK */
1280
1281/* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */
1282#define KVM_CLOCK_TSC_STABLE 2
346e9199
ACM		 1283#define KVM_CLOCK_REALTIME (1 << 2)
1284#define KVM_CLOCK_HOST_TSC (1 << 3)
3ce97513
ACM		 1285
1286struct kvm_clock_data {
1287 __u64 clock;
1288 __u32 flags;
346e9199
ACM		 1289 __u32 pad0;
1290 __u64 realtime;
1291 __u64 host_tsc;
1292 __u32 pad[4];
3ce97513
ACM		 1293};
1294
1295/* For KVM_CAP_SW_TLB */
1296
1297#define KVM_MMU_FSL_BOOKE_NOHV 0
1298#define KVM_MMU_FSL_BOOKE_HV 1
1299
1300struct kvm_config_tlb {
1301 __u64 params;
1302 __u64 array;
1303 __u32 mmu_type;
1304 __u32 array_len;
1305};
1306
1307struct kvm_dirty_tlb {
1308 __u64 bitmap;
1309 __u32 num_dirty;
1310};
1311
1312/* Available with KVM_CAP_ONE_REG */
1313
1314#define KVM_REG_ARCH_MASK 0xff00000000000000ULL
1315#define KVM_REG_GENERIC 0x0000000000000000ULL
1316
1317/*
1318 * Architecture specific registers are to be defined in arch headers and
1319 * ORed with the arch identifier.
1320 */
1321#define KVM_REG_PPC 0x1000000000000000ULL
1322#define KVM_REG_X86 0x2000000000000000ULL
1323#define KVM_REG_IA64 0x3000000000000000ULL
1324#define KVM_REG_ARM 0x4000000000000000ULL
1325#define KVM_REG_S390 0x5000000000000000ULL
1326#define KVM_REG_ARM64 0x6000000000000000ULL
1327#define KVM_REG_MIPS 0x7000000000000000ULL
8daf1fb7 1328#define KVM_REG_RISCV 0x8000000000000000ULL
3ce97513
ACM		 1329
1330#define KVM_REG_SIZE_SHIFT 52
1331#define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
1332#define KVM_REG_SIZE_U8 0x0000000000000000ULL
1333#define KVM_REG_SIZE_U16 0x0010000000000000ULL
1334#define KVM_REG_SIZE_U32 0x0020000000000000ULL
1335#define KVM_REG_SIZE_U64 0x0030000000000000ULL
1336#define KVM_REG_SIZE_U128 0x0040000000000000ULL
1337#define KVM_REG_SIZE_U256 0x0050000000000000ULL
1338#define KVM_REG_SIZE_U512 0x0060000000000000ULL
1339#define KVM_REG_SIZE_U1024 0x0070000000000000ULL
a7350998 1340#define KVM_REG_SIZE_U2048 0x0080000000000000ULL
3ce97513
ACM		 1341
1342struct kvm_reg_list {
1343 __u64 n; /* number of regs */
94dfc73e 1344 __u64 reg[];
3ce97513
ACM		 1345};
1346
1347struct kvm_one_reg {
1348 __u64 id;
1349 __u64 addr;
1350};
1351
1352#define KVM_MSI_VALID_DEVID (1U << 0)
1353struct kvm_msi {
1354 __u32 address_lo;
1355 __u32 address_hi;
1356 __u32 data;
1357 __u32 flags;
1358 __u32 devid;
1359 __u8 pad[12];
1360};
1361
1362struct kvm_arm_device_addr {
1363 __u64 id;
1364 __u64 addr;
1365};
1366
1367/*
1368 * Device control API, available with KVM_CAP_DEVICE_CTRL
1369 */
1370#define KVM_CREATE_DEVICE_TEST 1
1371
1372struct kvm_create_device {
1373 __u32 type; /* in: KVM_DEV_TYPE_xxx */
1374 __u32 fd; /* out: device handle */
1375 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */
1376};
1377
1378struct kvm_device_attr {
1379 __u32 flags; /* no flags currently defined */
1380 __u32 group; /* device-defined */
1381 __u64 attr; /* group-defined */
1382 __u64 addr; /* userspace address of attr data */
1383};
1384
1385#define KVM_DEV_VFIO_GROUP 1
1386#define KVM_DEV_VFIO_GROUP_ADD 1
1387#define KVM_DEV_VFIO_GROUP_DEL 2
1388#define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3
1389
1390enum kvm_device_type {
1391 KVM_DEV_TYPE_FSL_MPIC_20 = 1,
1392#define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20
1393 KVM_DEV_TYPE_FSL_MPIC_42,
1394#define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42
1395 KVM_DEV_TYPE_XICS,
1396#define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS
1397 KVM_DEV_TYPE_VFIO,
1398#define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO
1399 KVM_DEV_TYPE_ARM_VGIC_V2,
1400#define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2
1401 KVM_DEV_TYPE_FLIC,
1402#define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC
1403 KVM_DEV_TYPE_ARM_VGIC_V3,
1404#define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3
1405 KVM_DEV_TYPE_ARM_VGIC_ITS,
1406#define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS
a7350998
ACM		 1407 KVM_DEV_TYPE_XIVE,
1408#define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE
1fc3d0ee
ACM		 1409 KVM_DEV_TYPE_ARM_PV_TIME,
1410#define KVM_DEV_TYPE_ARM_PV_TIME KVM_DEV_TYPE_ARM_PV_TIME
3ce97513
ACM		 1411 KVM_DEV_TYPE_MAX,
1412};
1413
1414struct kvm_vfio_spapr_tce {
1415 __s32 groupfd;
1416 __s32 tablefd;
1417};
1418
1419/*
1420 * ioctls for VM fds
1421 */
1422#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
1423/*
1424 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1425 * a vcpu fd.
1426 */
1427#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
1428#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
1429/* KVM_SET_MEMORY_ALIAS is obsolete: */
1430#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
1431#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
1432#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
1433#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1434 struct kvm_userspace_memory_region)
1435#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
1436#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
1437
1438/* enable ucontrol for s390 */
1439struct kvm_s390_ucas_mapping {
1440 __u64 user_addr;
1441 __u64 vcpu_addr;
1442 __u64 length;
1443};
1444#define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1445#define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1446#define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
1447
1448/* Device model IOC */
1449#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
1450#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
1451#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1452#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
1453#define KVM_CREATE_PIT _IO(KVMIO, 0x64)
1454#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1455#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
1456#define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1457#define KVM_REGISTER_COALESCED_MMIO \
1458 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
1459#define KVM_UNREGISTER_COALESCED_MMIO \
1460 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
1461#define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
1462 struct kvm_assigned_pci_dev)
1463#define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
1464/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1465#define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
1466#define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
1467#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
1468#define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
1469 struct kvm_assigned_pci_dev)
1470#define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
1471 struct kvm_assigned_msix_nr)
1472#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
1473 struct kvm_assigned_msix_entry)
1474#define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
1475#define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
1476#define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
1477#define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
1478#define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
1479#define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
1480#define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
1481#define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
1482/* Available with KVM_CAP_PIT_STATE2 */
1483#define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
1484#define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
1485/* Available with KVM_CAP_PPC_GET_PVINFO */
1486#define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
7fe718fb
ACM		 1487/* Available with KVM_CAP_TSC_CONTROL for a vCPU, or with
1488* KVM_CAP_VM_TSC_CONTROL to set defaults for a VM */
3ce97513
ACM		 1489#define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
1490#define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
1491/* Available with KVM_CAP_PCI_2_3 */
1492#define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
1493 struct kvm_assigned_pci_dev)
1494/* Available with KVM_CAP_SIGNAL_MSI */
1495#define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
1496/* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1497#define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
1498/* Available with KVM_CAP_PPC_ALLOC_HTAB */
1499#define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
1500#define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
1501#define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \
1502 struct kvm_create_spapr_tce_64)
1503/* Available with KVM_CAP_RMA */
1504#define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
1505/* Available with KVM_CAP_PPC_HTAB_FD */
1506#define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
1507/* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1508#define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
1509/* Available with KVM_CAP_PPC_RTAS */
1510#define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
1511/* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1512#define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1513#define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1514/* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1515#define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg)
1516/* Available with KVM_CAP_PPC_RADIX_MMU */
1517#define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info)
1b8f5160
ACM		 1518/* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1519#define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char)
e0d99c4d
ACM		 1520/* Available with KVM_CAP_PMU_EVENT_FILTER */
1521#define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter)
b4442688 1522#define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3)
e48f62ae 1523#define KVM_ARM_MTE_COPY_TAGS _IOR(KVMIO, 0xb4, struct kvm_arm_copy_mte_tags)
3ce97513
ACM		 1524
1525/* ioctl for vm fd */
1526#define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
1527
1528/* ioctls for fds returned by KVM_CREATE_DEVICE */
1529#define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
1530#define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
1531#define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
1532
1533/*
1534 * ioctls for vcpu fds
1535 */
1536#define KVM_RUN _IO(KVMIO, 0x80)
1537#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
1538#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
1539#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
1540#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
1541#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
1542#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
1543/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1544#define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
1545#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
1546#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
1547#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
1548#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
1549#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
1550#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
1551#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
1552#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
1553#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
1554#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1555/* Available with KVM_CAP_VAPIC */
1556#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1557/* Available with KVM_CAP_VAPIC */
1558#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
1559/* valid for virtual machine (for floating interrupt)_and_ vcpu */
1560#define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
1561/* store status for s390 */
1562#define KVM_S390_STORE_STATUS_NOADDR (-1ul)
1563#define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
1564#define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
1565/* initial ipl psw for s390 */
1566#define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
1567/* initial reset for s390 */
1568#define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
1569#define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
1570#define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
1571/* Available with KVM_CAP_USER_NMI */
1572#define KVM_NMI _IO(KVMIO, 0x9a)
1573/* Available with KVM_CAP_SET_GUEST_DEBUG */
1574#define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
1575/* MCE for x86 */
1576#define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
1577#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
1578#define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
1579/* Available with KVM_CAP_VCPU_EVENTS */
1580#define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
1581#define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
1582/* Available with KVM_CAP_DEBUGREGS */
1583#define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
1584#define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
1585/*
1586 * vcpu version available with KVM_ENABLE_CAP
1587 * vm version available with KVM_CAP_ENABLE_CAP_VM
1588 */
1589#define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
1590/* Available with KVM_CAP_XSAVE */
1591#define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
1592#define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
1593/* Available with KVM_CAP_XCRS */
1594#define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
1595#define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
1596/* Available with KVM_CAP_SW_TLB */
1597#define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
1598/* Available with KVM_CAP_ONE_REG */
1599#define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
1600#define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
1601/* VM is being stopped by host */
1602#define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
1603#define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
1604#define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init)
1605#define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1606/* Available with KVM_CAP_S390_MEM_OP */
1607#define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op)
1608/* Available with KVM_CAP_S390_SKEYS */
1609#define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1610#define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1611/* Available with KVM_CAP_S390_INJECT_IRQ */
1612#define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq)
1613/* Available with KVM_CAP_S390_IRQ_STATE */
1614#define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1615#define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1616/* Available with KVM_CAP_X86_SMM */
1617#define KVM_SMI _IO(KVMIO, 0xb7)
1618/* Available with KVM_CAP_S390_CMMA_MIGRATION */
1619#define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1620#define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
f091f1d6
IM		 1621/* Memory Encryption Commands */
1622#define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long)
1623
1624struct kvm_enc_region {
1625 __u64 addr;
1626 __u64 size;
1627};
1628
1629#define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1630#define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1631
e2f73a18
IM		 1632/* Available with KVM_CAP_HYPERV_EVENTFD */
1633#define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd)
1634
0210c156
ACM		 1635/* Available with KVM_CAP_NESTED_STATE */
1636#define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1637#define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state)
e2f73a18 1638
a7350998 1639/* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
558517c5
ACM		 1640#define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1641
288807fc 1642/* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */
558517c5
ACM		 1643#define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1644
a7350998
ACM		 1645/* Available with KVM_CAP_ARM_SVE */
1646#define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int)
1647
2a8d017d
ACM		 1648/* Available with KVM_CAP_S390_VCPU_RESETS */
1649#define KVM_S390_NORMAL_RESET _IO(KVMIO, 0xc3)
1650#define KVM_S390_CLEAR_RESET _IO(KVMIO, 0xc4)
1651
b8fc2280
ACM		 1652struct kvm_s390_pv_sec_parm {
1653 __u64 origin;
1654 __u64 length;
1655};
1656
1657struct kvm_s390_pv_unp {
1658 __u64 addr;
1659 __u64 size;
1660 __u64 tweak;
1661};
1662
1663enum pv_cmd_id {
1664 KVM_PV_ENABLE,
1665 KVM_PV_DISABLE,
1666 KVM_PV_SET_SEC_PARMS,
1667 KVM_PV_UNPACK,
1668 KVM_PV_VERIFY,
1669 KVM_PV_PREP_RESET,
1670 KVM_PV_UNSHARE_ALL,
1671};
1672
1673struct kvm_pv_cmd {
1674 __u32 cmd; /* Command to be executed */
1675 __u16 rc; /* Ultravisor return code */
1676 __u16 rrc; /* Ultravisor return reason code */
1677 __u64 data; /* Data or address */
1678 __u32 flags; /* flags for future extensions. Must be 0 for now */
1679 __u32 reserved[3];
1680};
1681
1682/* Available with KVM_CAP_S390_PROTECTED */
1683#define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd)
1684
aa04899a
ACM		 1685/* Available with KVM_CAP_X86_MSR_FILTER */
1686#define KVM_X86_SET_MSR_FILTER _IOW(KVMIO, 0xc6, struct kvm_msr_filter)
1687
288807fc
ACM		 1688/* Available with KVM_CAP_DIRTY_LOG_RING */
1689#define KVM_RESET_DIRTY_RINGS _IO(KVMIO, 0xc7)
1690
21b7e35b
ACM		 1691/* Per-VM Xen attributes */
1692#define KVM_XEN_HVM_GET_ATTR _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr)
1693#define KVM_XEN_HVM_SET_ATTR _IOW(KVMIO, 0xc9, struct kvm_xen_hvm_attr)
1694
1695struct kvm_xen_hvm_attr {
1696 __u16 type;
1697 __u16 pad[3];
1698 union {
1699 __u8 long_mode;
1700 __u8 vector;
1701 struct {
1702 __u64 gfn;
1703 } shared_info;
7fe718fb
ACM		 1704 struct {
1705 __u32 send_port;
1706 __u32 type; /* EVTCHNSTAT_ipi / EVTCHNSTAT_interdomain */
1707 __u32 flags;
1708#define KVM_XEN_EVTCHN_DEASSIGN (1 << 0)
1709#define KVM_XEN_EVTCHN_UPDATE (1 << 1)
1710#define KVM_XEN_EVTCHN_RESET (1 << 2)
1711 /*
1712 * Events sent by the guest are either looped back to
1713 * the guest itself (potentially on a different port#)
1714 * or signalled via an eventfd.
1715 */
1716 union {
1717 struct {
1718 __u32 port;
1719 __u32 vcpu;
1720 __u32 priority;
1721 } port;
1722 struct {
1723 __u32 port; /* Zero for eventfd */
1724 __s32 fd;
1725 } eventfd;
1726 __u32 padding[4];
1727 } deliver;
1728 } evtchn;
1729 __u32 xen_version;
21b7e35b
ACM		 1730 __u64 pad[8];
1731 } u;
1732};
1733
1734/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */
1735#define KVM_XEN_ATTR_TYPE_LONG_MODE 0x0
1736#define KVM_XEN_ATTR_TYPE_SHARED_INFO 0x1
1737#define KVM_XEN_ATTR_TYPE_UPCALL_VECTOR 0x2
7fe718fb
ACM		 1738/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */
1739#define KVM_XEN_ATTR_TYPE_EVTCHN 0x3
1740#define KVM_XEN_ATTR_TYPE_XEN_VERSION 0x4
21b7e35b
ACM		 1741
1742/* Per-vCPU Xen attributes */
1743#define KVM_XEN_VCPU_GET_ATTR _IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr)
1744#define KVM_XEN_VCPU_SET_ATTR _IOW(KVMIO, 0xcb, struct kvm_xen_vcpu_attr)
1745
7fe718fb
ACM		 1746/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */
1747#define KVM_XEN_HVM_EVTCHN_SEND _IOW(KVMIO, 0xd0, struct kvm_irq_routing_xen_evtchn)
1748
e48f62ae
ACM		 1749#define KVM_GET_SREGS2 _IOR(KVMIO, 0xcc, struct kvm_sregs2)
1750#define KVM_SET_SREGS2 _IOW(KVMIO, 0xcd, struct kvm_sregs2)
1751
21b7e35b
ACM		 1752struct kvm_xen_vcpu_attr {
1753 __u16 type;
1754 __u16 pad[3];
1755 union {
1756 __u64 gpa;
1757 __u64 pad[8];
49f2675f
ACM		 1758 struct {
1759 __u64 state;
1760 __u64 state_entry_time;
1761 __u64 time_running;
1762 __u64 time_runnable;
1763 __u64 time_blocked;
1764 __u64 time_offline;
1765 } runstate;
7fe718fb
ACM		 1766 __u32 vcpu_id;
1767 struct {
1768 __u32 port;
1769 __u32 priority;
1770 __u64 expires_ns;
1771 } timer;
1772 __u8 vector;
21b7e35b
ACM		 1773 } u;
1774};
1775
1776/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */
1777#define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO 0x0
1778#define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO 0x1
49f2675f
ACM		 1779#define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADDR 0x2
1780#define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_CURRENT 0x3
1781#define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_DATA 0x4
1782#define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADJUST 0x5
7fe718fb
ACM		 1783/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */
1784#define KVM_XEN_VCPU_ATTR_TYPE_VCPU_ID 0x6
1785#define KVM_XEN_VCPU_ATTR_TYPE_TIMER 0x7
1786#define KVM_XEN_VCPU_ATTR_TYPE_UPCALL_VECTOR 0x8
21b7e35b 1787
f091f1d6
IM		 1788/* Secure Encrypted Virtualization command */
1789enum sev_cmd_id {
1790 /* Guest initialization commands */
1791 KVM_SEV_INIT = 0,
1792 KVM_SEV_ES_INIT,
1793 /* Guest launch commands */
1794 KVM_SEV_LAUNCH_START,
1795 KVM_SEV_LAUNCH_UPDATE_DATA,
1796 KVM_SEV_LAUNCH_UPDATE_VMSA,
1797 KVM_SEV_LAUNCH_SECRET,
1798 KVM_SEV_LAUNCH_MEASURE,
1799 KVM_SEV_LAUNCH_FINISH,
1800 /* Guest migration commands (outgoing) */
1801 KVM_SEV_SEND_START,
1802 KVM_SEV_SEND_UPDATE_DATA,
1803 KVM_SEV_SEND_UPDATE_VMSA,
1804 KVM_SEV_SEND_FINISH,
1805 /* Guest migration commands (incoming) */
1806 KVM_SEV_RECEIVE_START,
1807 KVM_SEV_RECEIVE_UPDATE_DATA,
1808 KVM_SEV_RECEIVE_UPDATE_VMSA,
1809 KVM_SEV_RECEIVE_FINISH,
1810 /* Guest status and debug commands */
1811 KVM_SEV_GUEST_STATUS,
1812 KVM_SEV_DBG_DECRYPT,
1813 KVM_SEV_DBG_ENCRYPT,
1814 /* Guest certificates commands */
1815 KVM_SEV_CERT_EXPORT,
21b7e35b
ACM		 1816 /* Attestation report */
1817 KVM_SEV_GET_ATTESTATION_REPORT,
0d943d5f
ACM		 1818 /* Guest Migration Extension */
1819 KVM_SEV_SEND_CANCEL,
f091f1d6
IM		 1820
1821 KVM_SEV_NR_MAX,
1822};
1823
1824struct kvm_sev_cmd {
1825 __u32 id;
1826 __u64 data;
1827 __u32 error;
1828 __u32 sev_fd;
1829};
1830
1831struct kvm_sev_launch_start {
1832 __u32 handle;
1833 __u32 policy;
1834 __u64 dh_uaddr;
1835 __u32 dh_len;
1836 __u64 session_uaddr;
1837 __u32 session_len;
1838};
1839
1840struct kvm_sev_launch_update_data {
1841 __u64 uaddr;
1842 __u32 len;
1843};
1844
1845
1846struct kvm_sev_launch_secret {
1847 __u64 hdr_uaddr;
1848 __u32 hdr_len;
1849 __u64 guest_uaddr;
1850 __u32 guest_len;
1851 __u64 trans_uaddr;
1852 __u32 trans_len;
1853};
1854
1855struct kvm_sev_launch_measure {
1856 __u64 uaddr;
1857 __u32 len;
1858};
1859
1860struct kvm_sev_guest_status {
1861 __u32 handle;
1862 __u32 policy;
1863 __u32 state;
1864};
1865
1866struct kvm_sev_dbg {
1867 __u64 src_uaddr;
1868 __u64 dst_uaddr;
1869 __u32 len;
1870};
3ce97513 1871
21b7e35b
ACM		 1872struct kvm_sev_attestation_report {
1873 __u8 mnonce[16];
1874 __u64 uaddr;
1875 __u32 len;
1876};
1877
0d943d5f
ACM		 1878struct kvm_sev_send_start {
1879 __u32 policy;
1880 __u64 pdh_cert_uaddr;
1881 __u32 pdh_cert_len;
1882 __u64 plat_certs_uaddr;
1883 __u32 plat_certs_len;
1884 __u64 amd_certs_uaddr;
1885 __u32 amd_certs_len;
1886 __u64 session_uaddr;
1887 __u32 session_len;
1888};
1889
1890struct kvm_sev_send_update_data {
1891 __u64 hdr_uaddr;
1892 __u32 hdr_len;
1893 __u64 guest_uaddr;
1894 __u32 guest_len;
1895 __u64 trans_uaddr;
1896 __u32 trans_len;
1897};
1898
1899struct kvm_sev_receive_start {
1900 __u32 handle;
1901 __u32 policy;
1902 __u64 pdh_uaddr;
1903 __u32 pdh_len;
1904 __u64 session_uaddr;
1905 __u32 session_len;
1906};
1907
1908struct kvm_sev_receive_update_data {
1909 __u64 hdr_uaddr;
1910 __u32 hdr_len;
1911 __u64 guest_uaddr;
1912 __u32 guest_len;
1913 __u64 trans_uaddr;
1914 __u32 trans_len;
1915};
1916
3ce97513
ACM		 1917#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
1918#define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
1919#define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
1920
1921struct kvm_assigned_pci_dev {
1922 __u32 assigned_dev_id;
1923 __u32 busnr;
1924 __u32 devfn;
1925 __u32 flags;
1926 __u32 segnr;
1927 union {
1928 __u32 reserved[11];
1929 };
1930};
1931
1932#define KVM_DEV_IRQ_HOST_INTX (1 << 0)
1933#define KVM_DEV_IRQ_HOST_MSI (1 << 1)
1934#define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
1935
1936#define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
1937#define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
1938#define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
1939
1940#define KVM_DEV_IRQ_HOST_MASK 0x00ff
1941#define KVM_DEV_IRQ_GUEST_MASK 0xff00
1942
1943struct kvm_assigned_irq {
1944 __u32 assigned_dev_id;
1945 __u32 host_irq; /* ignored (legacy field) */
1946 __u32 guest_irq;
1947 __u32 flags;
1948 union {
1949 __u32 reserved[12];
1950 };
1951};
1952
1953struct kvm_assigned_msix_nr {
1954 __u32 assigned_dev_id;
1955 __u16 entry_nr;
1956 __u16 padding;
1957};
1958
1959#define KVM_MAX_MSIX_PER_DEV 256
1960struct kvm_assigned_msix_entry {
1961 __u32 assigned_dev_id;
1962 __u32 gsi;
1963 __u16 entry; /* The index of entry in the MSI-X table */
1964 __u16 padding[3];
1965};
1966
1967#define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0)
1968#define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1)
1969
1970/* Available with KVM_CAP_ARM_USER_IRQ */
1971
1972/* Bits for run->s.regs.device_irq_level */
1973#define KVM_ARM_DEV_EL1_VTIMER (1 << 0)
1974#define KVM_ARM_DEV_EL1_PTIMER (1 << 1)
1975#define KVM_ARM_DEV_PMU (1 << 2)
1976
e2f73a18
IM		 1977struct kvm_hyperv_eventfd {
1978 __u32 conn_id;
1979 __s32 fd;
1980 __u32 flags;
1981 __u32 padding[3];
1982};
1983
1984#define KVM_HYPERV_CONN_ID_MASK 0x00ffffff
1985#define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0)
1986
b8fc2280
ACM		 1987#define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0)
1988#define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1)
1989
288807fc
ACM		 1990/*
1991 * Arch needs to define the macro after implementing the dirty ring
1992 * feature. KVM_DIRTY_LOG_PAGE_OFFSET should be defined as the
1993 * starting page offset of the dirty ring structures.
1994 */
1995#ifndef KVM_DIRTY_LOG_PAGE_OFFSET
1996#define KVM_DIRTY_LOG_PAGE_OFFSET 0
1997#endif
1998
1999/*
2000 * KVM dirty GFN flags, defined as:
2001 *
2002 * |---------------+---------------+--------------|
2003 * | bit 1 (reset) | bit 0 (dirty) | Status |
2004 * |---------------+---------------+--------------|
2005 * | 0 | 0 | Invalid GFN |
2006 * | 0 | 1 | Dirty GFN |
2007 * | 1 | X | GFN to reset |
2008 * |---------------+---------------+--------------|
2009 *
2010 * Lifecycle of a dirty GFN goes like:
2011 *
2012 * dirtied harvested reset
2013 * 00 -----------> 01 -------------> 1X -------+
2014 * ^ |
2015 * | |
2016 * +------------------------------------------+
2017 *
2018 * The userspace program is only responsible for the 01->1X state
2019 * conversion after harvesting an entry. Also, it must not skip any
2020 * dirty bits, so that dirty bits are always harvested in sequence.
2021 */
fb1070d1
JR		 2022#define KVM_DIRTY_GFN_F_DIRTY _BITUL(0)
2023#define KVM_DIRTY_GFN_F_RESET _BITUL(1)
288807fc
ACM		 2024#define KVM_DIRTY_GFN_F_MASK 0x3
2025
2026/*
2027 * KVM dirty rings should be mapped at KVM_DIRTY_LOG_PAGE_OFFSET of
2028 * per-vcpu mmaped regions as an array of struct kvm_dirty_gfn. The
2029 * size of the gfn buffer is decided by the first argument when
2030 * enabling KVM_CAP_DIRTY_LOG_RING.
2031 */
2032struct kvm_dirty_gfn {
2033 __u32 flags;
2034 __u32 slot;
2035 __u64 offset;
2036};
2037
21b7e35b
ACM		 2038#define KVM_BUS_LOCK_DETECTION_OFF (1 << 0)
2039#define KVM_BUS_LOCK_DETECTION_EXIT (1 << 1)
2040
ba7bb663
DD		 2041#define KVM_PMU_CAP_DISABLE (1 << 0)
2042
e48f62ae
ACM		 2043/**
2044 * struct kvm_stats_header - Header of per vm/vcpu binary statistics data.
2045 * @flags: Some extra information for header, always 0 for now.
2046 * @name_size: The size in bytes of the memory which contains statistics
2047 * name string including trailing '\0'. The memory is allocated
2048 * at the send of statistics descriptor.
2049 * @num_desc: The number of statistics the vm or vcpu has.
2050 * @id_offset: The offset of the vm/vcpu stats' id string in the file pointed
2051 * by vm/vcpu stats fd.
2052 * @desc_offset: The offset of the vm/vcpu stats' descriptor block in the file
2053 * pointd by vm/vcpu stats fd.
2054 * @data_offset: The offset of the vm/vcpu stats' data block in the file
2055 * pointed by vm/vcpu stats fd.
2056 *
2057 * This is the header userspace needs to read from stats fd before any other
2058 * readings. It is used by userspace to discover all the information about the
2059 * vm/vcpu's binary statistics.
2060 * Userspace reads this header from the start of the vm/vcpu's stats fd.
2061 */
2062struct kvm_stats_header {
2063 __u32 flags;
2064 __u32 name_size;
2065 __u32 num_desc;
2066 __u32 id_offset;
2067 __u32 desc_offset;
2068 __u32 data_offset;
2069};
2070
2071#define KVM_STATS_TYPE_SHIFT 0
2072#define KVM_STATS_TYPE_MASK (0xF << KVM_STATS_TYPE_SHIFT)
2073#define KVM_STATS_TYPE_CUMULATIVE (0x0 << KVM_STATS_TYPE_SHIFT)
2074#define KVM_STATS_TYPE_INSTANT (0x1 << KVM_STATS_TYPE_SHIFT)
2075#define KVM_STATS_TYPE_PEAK (0x2 << KVM_STATS_TYPE_SHIFT)
dfa00459
ACM		 2076#define KVM_STATS_TYPE_LINEAR_HIST (0x3 << KVM_STATS_TYPE_SHIFT)
2077#define KVM_STATS_TYPE_LOG_HIST (0x4 << KVM_STATS_TYPE_SHIFT)
2078#define KVM_STATS_TYPE_MAX KVM_STATS_TYPE_LOG_HIST
e48f62ae
ACM		 2079
2080#define KVM_STATS_UNIT_SHIFT 4
2081#define KVM_STATS_UNIT_MASK (0xF << KVM_STATS_UNIT_SHIFT)
2082#define KVM_STATS_UNIT_NONE (0x0 << KVM_STATS_UNIT_SHIFT)
2083#define KVM_STATS_UNIT_BYTES (0x1 << KVM_STATS_UNIT_SHIFT)
2084#define KVM_STATS_UNIT_SECONDS (0x2 << KVM_STATS_UNIT_SHIFT)
2085#define KVM_STATS_UNIT_CYCLES (0x3 << KVM_STATS_UNIT_SHIFT)
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PB		 2086#define KVM_STATS_UNIT_BOOLEAN (0x4 << KVM_STATS_UNIT_SHIFT)
2087#define KVM_STATS_UNIT_MAX KVM_STATS_UNIT_BOOLEAN
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ACM		 2088
2089#define KVM_STATS_BASE_SHIFT 8
2090#define KVM_STATS_BASE_MASK (0xF << KVM_STATS_BASE_SHIFT)
2091#define KVM_STATS_BASE_POW10 (0x0 << KVM_STATS_BASE_SHIFT)
2092#define KVM_STATS_BASE_POW2 (0x1 << KVM_STATS_BASE_SHIFT)
2093#define KVM_STATS_BASE_MAX KVM_STATS_BASE_POW2
2094
2095/**
2096 * struct kvm_stats_desc - Descriptor of a KVM statistics.
2097 * @flags: Annotations of the stats, like type, unit, etc.
2098 * @exponent: Used together with @flags to determine the unit.
2099 * @size: The number of data items for this stats.
2100 * Every data item is of type __u64.
2101 * @offset: The offset of the stats to the start of stat structure in
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ACM		 2102 * structure kvm or kvm_vcpu.
2103 * @bucket_size: A parameter value used for histogram stats. It is only used
2104 * for linear histogram stats, specifying the size of the bucket;
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ACM		 2105 * @name: The name string for the stats. Its size is indicated by the
2106 * &kvm_stats_header->name_size.
2107 */
2108struct kvm_stats_desc {
2109 __u32 flags;
2110 __s16 exponent;
2111 __u16 size;
2112 __u32 offset;
dfa00459 2113 __u32 bucket_size;
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ACM		 2114 char name[];
2115};
2116
2117#define KVM_GET_STATS_FD _IO(KVMIO, 0xce)
2118
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ACM		 2119/* Available with KVM_CAP_XSAVE2 */
2120#define KVM_GET_XSAVE2 _IOR(KVMIO, 0xcf, struct kvm_xsave)
2121
3ce97513 2122#endif /* __LINUX_KVM_H */
Linux 6.x block layer and io_uring tree(s)