1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
6 * Userspace interface for /dev/kvm - kernel based virtual machine
8 * Note: you must update KVM_API_VERSION if you change this interface.
11 #include <linux/types.h>
13 #include <linux/ioctl.h>
16 #define KVM_API_VERSION 12
18 /* *** Deprecated interfaces *** */
20 #define KVM_TRC_SHIFT 16
22 #define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT)
23 #define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1))
25 #define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01)
26 #define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02)
27 #define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01)
29 #define KVM_TRC_HEAD_SIZE 12
30 #define KVM_TRC_CYCLE_SIZE 8
31 #define KVM_TRC_EXTRA_MAX 7
33 #define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02)
34 #define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03)
35 #define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04)
36 #define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05)
37 #define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06)
38 #define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07)
39 #define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08)
40 #define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09)
41 #define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A)
42 #define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B)
43 #define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C)
44 #define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D)
45 #define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E)
46 #define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F)
47 #define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10)
48 #define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11)
49 #define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12)
50 #define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13)
51 #define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14)
52 #define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15)
53 #define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16)
54 #define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17)
55 #define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18)
56 #define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19)
58 struct kvm_user_trace_setup
{
63 #define __KVM_DEPRECATED_MAIN_W_0x06 \
64 _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
65 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
66 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
68 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
70 struct kvm_breakpoint
{
76 struct kvm_debug_guest
{
79 struct kvm_breakpoint breakpoints
[4];
83 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
85 /* *** End of deprecated interfaces *** */
88 /* for KVM_CREATE_MEMORY_REGION */
89 struct kvm_memory_region
{
92 __u64 guest_phys_addr
;
93 __u64 memory_size
; /* bytes */
96 /* for KVM_SET_USER_MEMORY_REGION */
97 struct kvm_userspace_memory_region
{
100 __u64 guest_phys_addr
;
101 __u64 memory_size
; /* bytes */
102 __u64 userspace_addr
; /* start of the userspace allocated memory */
106 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
107 * other bits are reserved for kvm internal use which are defined in
108 * include/linux/kvm_host.h.
110 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
111 #define KVM_MEM_READONLY (1UL << 1)
113 /* for KVM_IRQ_LINE */
114 struct kvm_irq_level
{
116 * ACPI gsi notion of irq.
117 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
118 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
119 * For ARM: See Documentation/virt/kvm/api.txt
133 char dummy
[512]; /* reserving space */
134 #ifdef __KVM_HAVE_PIT
135 struct kvm_pic_state pic
;
137 #ifdef __KVM_HAVE_IOAPIC
138 struct kvm_ioapic_state ioapic
;
143 /* for KVM_CREATE_PIT2 */
144 struct kvm_pit_config
{
149 #define KVM_PIT_SPEAKER_DUMMY 1
151 struct kvm_s390_skeys
{
159 #define KVM_S390_CMMA_PEEK (1 << 0)
162 * kvm_s390_cmma_log - Used for CMMA migration.
164 * Used both for input and output.
166 * @start_gfn: Guest page number to start from.
167 * @count: Size of the result buffer.
168 * @flags: Control operation mode via KVM_S390_CMMA_* flags
169 * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
170 * pages are still remaining.
171 * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
173 * @values: Pointer to the values buffer.
175 * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
177 struct kvm_s390_cmma_log
{
188 struct kvm_hyperv_exit
{
189 #define KVM_EXIT_HYPERV_SYNIC 1
190 #define KVM_EXIT_HYPERV_HCALL 2
207 #define KVM_S390_GET_SKEYS_NONE 1
208 #define KVM_S390_SKEYS_MAX 1048576
210 #define KVM_EXIT_UNKNOWN 0
211 #define KVM_EXIT_EXCEPTION 1
212 #define KVM_EXIT_IO 2
213 #define KVM_EXIT_HYPERCALL 3
214 #define KVM_EXIT_DEBUG 4
215 #define KVM_EXIT_HLT 5
216 #define KVM_EXIT_MMIO 6
217 #define KVM_EXIT_IRQ_WINDOW_OPEN 7
218 #define KVM_EXIT_SHUTDOWN 8
219 #define KVM_EXIT_FAIL_ENTRY 9
220 #define KVM_EXIT_INTR 10
221 #define KVM_EXIT_SET_TPR 11
222 #define KVM_EXIT_TPR_ACCESS 12
223 #define KVM_EXIT_S390_SIEIC 13
224 #define KVM_EXIT_S390_RESET 14
225 #define KVM_EXIT_DCR 15 /* deprecated */
226 #define KVM_EXIT_NMI 16
227 #define KVM_EXIT_INTERNAL_ERROR 17
228 #define KVM_EXIT_OSI 18
229 #define KVM_EXIT_PAPR_HCALL 19
230 #define KVM_EXIT_S390_UCONTROL 20
231 #define KVM_EXIT_WATCHDOG 21
232 #define KVM_EXIT_S390_TSCH 22
233 #define KVM_EXIT_EPR 23
234 #define KVM_EXIT_SYSTEM_EVENT 24
235 #define KVM_EXIT_S390_STSI 25
236 #define KVM_EXIT_IOAPIC_EOI 26
237 #define KVM_EXIT_HYPERV 27
238 #define KVM_EXIT_ARM_NISV 28
240 /* For KVM_EXIT_INTERNAL_ERROR */
241 /* Emulate instruction failed. */
242 #define KVM_INTERNAL_ERROR_EMULATION 1
243 /* Encounter unexpected simultaneous exceptions. */
244 #define KVM_INTERNAL_ERROR_SIMUL_EX 2
245 /* Encounter unexpected vm-exit due to delivery event. */
246 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3
247 /* Encounter unexpected vm-exit reason */
248 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4
250 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
253 __u8 request_interrupt_window
;
259 __u8 ready_for_interrupt_injection
;
263 /* in (pre_kvm_run), out (post_kvm_run) */
268 /* the processor status word for s390 */
269 __u64 psw_mask
; /* psw upper half */
270 __u64 psw_addr
; /* psw lower half */
273 /* KVM_EXIT_UNKNOWN */
275 __u64 hardware_exit_reason
;
277 /* KVM_EXIT_FAIL_ENTRY */
279 __u64 hardware_entry_failure_reason
;
281 /* KVM_EXIT_EXCEPTION */
288 #define KVM_EXIT_IO_IN 0
289 #define KVM_EXIT_IO_OUT 1
291 __u8 size
; /* bytes */
294 __u64 data_offset
; /* relative to kvm_run start */
298 struct kvm_debug_exit_arch arch
;
307 /* KVM_EXIT_HYPERCALL */
315 /* KVM_EXIT_TPR_ACCESS */
321 /* KVM_EXIT_S390_SIEIC */
327 /* KVM_EXIT_S390_RESET */
328 #define KVM_S390_RESET_POR 1
329 #define KVM_S390_RESET_CLEAR 2
330 #define KVM_S390_RESET_SUBSYSTEM 4
331 #define KVM_S390_RESET_CPU_INIT 8
332 #define KVM_S390_RESET_IPL 16
333 __u64 s390_reset_flags
;
334 /* KVM_EXIT_S390_UCONTROL */
336 __u64 trans_exc_code
;
339 /* KVM_EXIT_DCR (deprecated) */
345 /* KVM_EXIT_INTERNAL_ERROR */
348 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
356 /* KVM_EXIT_PAPR_HCALL */
362 /* KVM_EXIT_S390_TSCH */
375 /* KVM_EXIT_SYSTEM_EVENT */
377 #define KVM_SYSTEM_EVENT_SHUTDOWN 1
378 #define KVM_SYSTEM_EVENT_RESET 2
379 #define KVM_SYSTEM_EVENT_CRASH 3
383 /* KVM_EXIT_S390_STSI */
392 /* KVM_EXIT_IOAPIC_EOI */
396 /* KVM_EXIT_HYPERV */
397 struct kvm_hyperv_exit hyperv
;
398 /* KVM_EXIT_ARM_NISV */
403 /* Fix the size of the union. */
407 /* 2048 is the size of the char array used to bound/pad the size
408 * of the union that holds sync regs.
410 #define SYNC_REGS_SIZE_BYTES 2048
412 * shared registers between kvm and userspace.
413 * kvm_valid_regs specifies the register classes set by the host
414 * kvm_dirty_regs specified the register classes dirtied by userspace
415 * struct kvm_sync_regs is architecture specific, as well as the
416 * bits for kvm_valid_regs and kvm_dirty_regs
418 __u64 kvm_valid_regs
;
419 __u64 kvm_dirty_regs
;
421 struct kvm_sync_regs regs
;
422 char padding
[SYNC_REGS_SIZE_BYTES
];
426 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
428 struct kvm_coalesced_mmio_zone
{
437 struct kvm_coalesced_mmio
{
447 struct kvm_coalesced_mmio_ring
{
449 struct kvm_coalesced_mmio coalesced_mmio
[0];
452 #define KVM_COALESCED_MMIO_MAX \
453 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
454 sizeof(struct kvm_coalesced_mmio))
456 /* for KVM_TRANSLATE */
457 struct kvm_translation
{
459 __u64 linear_address
;
462 __u64 physical_address
;
469 /* for KVM_S390_MEM_OP */
470 struct kvm_s390_mem_op
{
472 __u64 gaddr
; /* the guest address */
473 __u64 flags
; /* flags */
474 __u32 size
; /* amount of bytes */
475 __u32 op
; /* type of operation */
476 __u64 buf
; /* buffer in userspace */
478 __u8 ar
; /* the access register number */
479 __u32 sida_offset
; /* offset into the sida */
480 __u8 reserved
[32]; /* should be set to 0 */
483 /* types for kvm_s390_mem_op->op */
484 #define KVM_S390_MEMOP_LOGICAL_READ 0
485 #define KVM_S390_MEMOP_LOGICAL_WRITE 1
486 #define KVM_S390_MEMOP_SIDA_READ 2
487 #define KVM_S390_MEMOP_SIDA_WRITE 3
488 /* flags for kvm_s390_mem_op->flags */
489 #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0)
490 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1)
492 /* for KVM_INTERRUPT */
493 struct kvm_interrupt
{
498 /* for KVM_GET_DIRTY_LOG */
499 struct kvm_dirty_log
{
503 void *dirty_bitmap
; /* one bit per page */
508 /* for KVM_CLEAR_DIRTY_LOG */
509 struct kvm_clear_dirty_log
{
514 void *dirty_bitmap
; /* one bit per page */
519 /* for KVM_SET_SIGNAL_MASK */
520 struct kvm_signal_mask
{
525 /* for KVM_TPR_ACCESS_REPORTING */
526 struct kvm_tpr_access_ctl
{
532 /* for KVM_SET_VAPIC_ADDR */
533 struct kvm_vapic_addr
{
537 /* for KVM_SET_MP_STATE */
539 /* not all states are valid on all architectures */
540 #define KVM_MP_STATE_RUNNABLE 0
541 #define KVM_MP_STATE_UNINITIALIZED 1
542 #define KVM_MP_STATE_INIT_RECEIVED 2
543 #define KVM_MP_STATE_HALTED 3
544 #define KVM_MP_STATE_SIPI_RECEIVED 4
545 #define KVM_MP_STATE_STOPPED 5
546 #define KVM_MP_STATE_CHECK_STOP 6
547 #define KVM_MP_STATE_OPERATING 7
548 #define KVM_MP_STATE_LOAD 8
550 struct kvm_mp_state
{
554 struct kvm_s390_psw
{
559 /* valid values for type in kvm_s390_interrupt */
560 #define KVM_S390_SIGP_STOP 0xfffe0000u
561 #define KVM_S390_PROGRAM_INT 0xfffe0001u
562 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
563 #define KVM_S390_RESTART 0xfffe0003u
564 #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u
565 #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u
566 #define KVM_S390_MCHK 0xfffe1000u
567 #define KVM_S390_INT_CLOCK_COMP 0xffff1004u
568 #define KVM_S390_INT_CPU_TIMER 0xffff1005u
569 #define KVM_S390_INT_VIRTIO 0xffff2603u
570 #define KVM_S390_INT_SERVICE 0xffff2401u
571 #define KVM_S390_INT_EMERGENCY 0xffff1201u
572 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
573 /* Anything below 0xfffe0000u is taken by INT_IO */
574 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
579 #define KVM_S390_INT_IO_MIN 0x00000000u
580 #define KVM_S390_INT_IO_MAX 0xfffdffffu
581 #define KVM_S390_INT_IO_AI_MASK 0x04000000u
584 struct kvm_s390_interrupt
{
590 struct kvm_s390_io_info
{
597 struct kvm_s390_ext_info
{
603 struct kvm_s390_pgm_info
{
604 __u64 trans_exc_code
;
615 #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01
616 #define KVM_S390_PGM_FLAGS_ILC_0 0x02
617 #define KVM_S390_PGM_FLAGS_ILC_1 0x04
618 #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06
619 #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08
624 struct kvm_s390_prefix_info
{
628 struct kvm_s390_extcall_info
{
632 struct kvm_s390_emerg_info
{
636 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
637 struct kvm_s390_stop_info
{
641 struct kvm_s390_mchk_info
{
644 __u64 failing_storage_address
;
645 __u32 ext_damage_code
;
647 __u8 fixed_logout
[16];
650 struct kvm_s390_irq
{
653 struct kvm_s390_io_info io
;
654 struct kvm_s390_ext_info ext
;
655 struct kvm_s390_pgm_info pgm
;
656 struct kvm_s390_emerg_info emerg
;
657 struct kvm_s390_extcall_info extcall
;
658 struct kvm_s390_prefix_info prefix
;
659 struct kvm_s390_stop_info stop
;
660 struct kvm_s390_mchk_info mchk
;
665 struct kvm_s390_irq_state
{
667 __u32 flags
; /* will stay unused for compatibility reasons */
669 __u32 reserved
[4]; /* will stay unused for compatibility reasons */
672 /* for KVM_SET_GUEST_DEBUG */
674 #define KVM_GUESTDBG_ENABLE 0x00000001
675 #define KVM_GUESTDBG_SINGLESTEP 0x00000002
677 struct kvm_guest_debug
{
680 struct kvm_guest_debug_arch arch
;
684 kvm_ioeventfd_flag_nr_datamatch
,
685 kvm_ioeventfd_flag_nr_pio
,
686 kvm_ioeventfd_flag_nr_deassign
,
687 kvm_ioeventfd_flag_nr_virtio_ccw_notify
,
688 kvm_ioeventfd_flag_nr_fast_mmio
,
689 kvm_ioeventfd_flag_nr_max
,
692 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
693 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
694 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
695 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
696 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
698 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
700 struct kvm_ioeventfd
{
702 __u64 addr
; /* legal pio/mmio address */
703 __u32 len
; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
709 #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0)
710 #define KVM_X86_DISABLE_EXITS_HLT (1 << 1)
711 #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2)
712 #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3)
713 #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \
714 KVM_X86_DISABLE_EXITS_HLT | \
715 KVM_X86_DISABLE_EXITS_PAUSE | \
716 KVM_X86_DISABLE_EXITS_CSTATE)
718 /* for KVM_ENABLE_CAP */
719 struct kvm_enable_cap
{
727 /* for KVM_PPC_GET_PVINFO */
729 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
731 struct kvm_ppc_pvinfo
{
738 /* for KVM_PPC_GET_SMMU_INFO */
739 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8
741 struct kvm_ppc_one_page_size
{
742 __u32 page_shift
; /* Page shift (or 0) */
743 __u32 pte_enc
; /* Encoding in the HPTE (>>12) */
746 struct kvm_ppc_one_seg_page_size
{
747 __u32 page_shift
; /* Base page shift of segment (or 0) */
748 __u32 slb_enc
; /* SLB encoding for BookS */
749 struct kvm_ppc_one_page_size enc
[KVM_PPC_PAGE_SIZES_MAX_SZ
];
752 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001
753 #define KVM_PPC_1T_SEGMENTS 0x00000002
754 #define KVM_PPC_NO_HASH 0x00000004
756 struct kvm_ppc_smmu_info
{
759 __u16 data_keys
; /* # storage keys supported for data */
760 __u16 instr_keys
; /* # storage keys supported for instructions */
761 struct kvm_ppc_one_seg_page_size sps
[KVM_PPC_PAGE_SIZES_MAX_SZ
];
764 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
765 struct kvm_ppc_resize_hpt
{
773 /* machine type bits, to be used as argument to KVM_CREATE_VM */
774 #define KVM_VM_S390_UCONTROL 1
776 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
777 #define KVM_VM_PPC_HV 1
778 #define KVM_VM_PPC_PR 2
780 /* on MIPS, 0 forces trap & emulate, 1 forces VZ ASE */
781 #define KVM_VM_MIPS_TE 0
782 #define KVM_VM_MIPS_VZ 1
784 #define KVM_S390_SIE_PAGE_OFFSET 1
787 * On arm64, machine type can be used to request the physical
788 * address size for the VM. Bits[7-0] are reserved for the guest
789 * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
790 * value 0 implies the default IPA size, 40bits.
792 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL
793 #define KVM_VM_TYPE_ARM_IPA_SIZE(x) \
794 ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
796 * ioctls for /dev/kvm fds:
798 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
799 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
800 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
802 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
804 * Check if a kvm extension is available. Argument is extension number,
805 * return is 1 (yes) or 0 (no, sorry).
807 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
809 * Get size for mmap(vcpu_fd)
811 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
812 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
813 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
814 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
815 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
816 #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
817 #define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
820 * Extension capability list.
822 #define KVM_CAP_IRQCHIP 0
823 #define KVM_CAP_HLT 1
824 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
825 #define KVM_CAP_USER_MEMORY 3
826 #define KVM_CAP_SET_TSS_ADDR 4
827 #define KVM_CAP_VAPIC 6
828 #define KVM_CAP_EXT_CPUID 7
829 #define KVM_CAP_CLOCKSOURCE 8
830 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
831 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
832 #define KVM_CAP_PIT 11
833 #define KVM_CAP_NOP_IO_DELAY 12
834 #define KVM_CAP_PV_MMU 13
835 #define KVM_CAP_MP_STATE 14
836 #define KVM_CAP_COALESCED_MMIO 15
837 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
838 #define KVM_CAP_IOMMU 18
839 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
840 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
841 #define KVM_CAP_USER_NMI 22
842 #ifdef __KVM_HAVE_GUEST_DEBUG
843 #define KVM_CAP_SET_GUEST_DEBUG 23
845 #ifdef __KVM_HAVE_PIT
846 #define KVM_CAP_REINJECT_CONTROL 24
848 #define KVM_CAP_IRQ_ROUTING 25
849 #define KVM_CAP_IRQ_INJECT_STATUS 26
850 #define KVM_CAP_ASSIGN_DEV_IRQ 29
851 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
852 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
853 #ifdef __KVM_HAVE_MCE
854 #define KVM_CAP_MCE 31
856 #define KVM_CAP_IRQFD 32
857 #ifdef __KVM_HAVE_PIT
858 #define KVM_CAP_PIT2 33
860 #define KVM_CAP_SET_BOOT_CPU_ID 34
861 #ifdef __KVM_HAVE_PIT_STATE2
862 #define KVM_CAP_PIT_STATE2 35
864 #define KVM_CAP_IOEVENTFD 36
865 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
866 #ifdef __KVM_HAVE_XEN_HVM
867 #define KVM_CAP_XEN_HVM 38
869 #define KVM_CAP_ADJUST_CLOCK 39
870 #define KVM_CAP_INTERNAL_ERROR_DATA 40
871 #ifdef __KVM_HAVE_VCPU_EVENTS
872 #define KVM_CAP_VCPU_EVENTS 41
874 #define KVM_CAP_S390_PSW 42
875 #define KVM_CAP_PPC_SEGSTATE 43
876 #define KVM_CAP_HYPERV 44
877 #define KVM_CAP_HYPERV_VAPIC 45
878 #define KVM_CAP_HYPERV_SPIN 46
879 #define KVM_CAP_PCI_SEGMENT 47
880 #define KVM_CAP_PPC_PAIRED_SINGLES 48
881 #define KVM_CAP_INTR_SHADOW 49
882 #ifdef __KVM_HAVE_DEBUGREGS
883 #define KVM_CAP_DEBUGREGS 50
885 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
886 #define KVM_CAP_PPC_OSI 52
887 #define KVM_CAP_PPC_UNSET_IRQ 53
888 #define KVM_CAP_ENABLE_CAP 54
889 #ifdef __KVM_HAVE_XSAVE
890 #define KVM_CAP_XSAVE 55
892 #ifdef __KVM_HAVE_XCRS
893 #define KVM_CAP_XCRS 56
895 #define KVM_CAP_PPC_GET_PVINFO 57
896 #define KVM_CAP_PPC_IRQ_LEVEL 58
897 #define KVM_CAP_ASYNC_PF 59
898 #define KVM_CAP_TSC_CONTROL 60
899 #define KVM_CAP_GET_TSC_KHZ 61
900 #define KVM_CAP_PPC_BOOKE_SREGS 62
901 #define KVM_CAP_SPAPR_TCE 63
902 #define KVM_CAP_PPC_SMT 64
903 #define KVM_CAP_PPC_RMA 65
904 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
905 #define KVM_CAP_PPC_HIOR 67
906 #define KVM_CAP_PPC_PAPR 68
907 #define KVM_CAP_SW_TLB 69
908 #define KVM_CAP_ONE_REG 70
909 #define KVM_CAP_S390_GMAP 71
910 #define KVM_CAP_TSC_DEADLINE_TIMER 72
911 #define KVM_CAP_S390_UCONTROL 73
912 #define KVM_CAP_SYNC_REGS 74
913 #define KVM_CAP_PCI_2_3 75
914 #define KVM_CAP_KVMCLOCK_CTRL 76
915 #define KVM_CAP_SIGNAL_MSI 77
916 #define KVM_CAP_PPC_GET_SMMU_INFO 78
917 #define KVM_CAP_S390_COW 79
918 #define KVM_CAP_PPC_ALLOC_HTAB 80
919 #define KVM_CAP_READONLY_MEM 81
920 #define KVM_CAP_IRQFD_RESAMPLE 82
921 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
922 #define KVM_CAP_PPC_HTAB_FD 84
923 #define KVM_CAP_S390_CSS_SUPPORT 85
924 #define KVM_CAP_PPC_EPR 86
925 #define KVM_CAP_ARM_PSCI 87
926 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
927 #define KVM_CAP_DEVICE_CTRL 89
928 #define KVM_CAP_IRQ_MPIC 90
929 #define KVM_CAP_PPC_RTAS 91
930 #define KVM_CAP_IRQ_XICS 92
931 #define KVM_CAP_ARM_EL1_32BIT 93
932 #define KVM_CAP_SPAPR_MULTITCE 94
933 #define KVM_CAP_EXT_EMUL_CPUID 95
934 #define KVM_CAP_HYPERV_TIME 96
935 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
936 #define KVM_CAP_ENABLE_CAP_VM 98
937 #define KVM_CAP_S390_IRQCHIP 99
938 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
939 #define KVM_CAP_VM_ATTRIBUTES 101
940 #define KVM_CAP_ARM_PSCI_0_2 102
941 #define KVM_CAP_PPC_FIXUP_HCALL 103
942 #define KVM_CAP_PPC_ENABLE_HCALL 104
943 #define KVM_CAP_CHECK_EXTENSION_VM 105
944 #define KVM_CAP_S390_USER_SIGP 106
945 #define KVM_CAP_S390_VECTOR_REGISTERS 107
946 #define KVM_CAP_S390_MEM_OP 108
947 #define KVM_CAP_S390_USER_STSI 109
948 #define KVM_CAP_S390_SKEYS 110
949 #define KVM_CAP_MIPS_FPU 111
950 #define KVM_CAP_MIPS_MSA 112
951 #define KVM_CAP_S390_INJECT_IRQ 113
952 #define KVM_CAP_S390_IRQ_STATE 114
953 #define KVM_CAP_PPC_HWRNG 115
954 #define KVM_CAP_DISABLE_QUIRKS 116
955 #define KVM_CAP_X86_SMM 117
956 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
957 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
958 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
959 #define KVM_CAP_SPLIT_IRQCHIP 121
960 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
961 #define KVM_CAP_HYPERV_SYNIC 123
962 #define KVM_CAP_S390_RI 124
963 #define KVM_CAP_SPAPR_TCE_64 125
964 #define KVM_CAP_ARM_PMU_V3 126
965 #define KVM_CAP_VCPU_ATTRIBUTES 127
966 #define KVM_CAP_MAX_VCPU_ID 128
967 #define KVM_CAP_X2APIC_API 129
968 #define KVM_CAP_S390_USER_INSTR0 130
969 #define KVM_CAP_MSI_DEVID 131
970 #define KVM_CAP_PPC_HTM 132
971 #define KVM_CAP_SPAPR_RESIZE_HPT 133
972 #define KVM_CAP_PPC_MMU_RADIX 134
973 #define KVM_CAP_PPC_MMU_HASH_V3 135
974 #define KVM_CAP_IMMEDIATE_EXIT 136
975 #define KVM_CAP_MIPS_VZ 137
976 #define KVM_CAP_MIPS_TE 138
977 #define KVM_CAP_MIPS_64BIT 139
978 #define KVM_CAP_S390_GS 140
979 #define KVM_CAP_S390_AIS 141
980 #define KVM_CAP_SPAPR_TCE_VFIO 142
981 #define KVM_CAP_X86_DISABLE_EXITS 143
982 #define KVM_CAP_ARM_USER_IRQ 144
983 #define KVM_CAP_S390_CMMA_MIGRATION 145
984 #define KVM_CAP_PPC_FWNMI 146
985 #define KVM_CAP_PPC_SMT_POSSIBLE 147
986 #define KVM_CAP_HYPERV_SYNIC2 148
987 #define KVM_CAP_HYPERV_VP_INDEX 149
988 #define KVM_CAP_S390_AIS_MIGRATION 150
989 #define KVM_CAP_PPC_GET_CPU_CHAR 151
990 #define KVM_CAP_S390_BPB 152
991 #define KVM_CAP_GET_MSR_FEATURES 153
992 #define KVM_CAP_HYPERV_EVENTFD 154
993 #define KVM_CAP_HYPERV_TLBFLUSH 155
994 #define KVM_CAP_S390_HPAGE_1M 156
995 #define KVM_CAP_NESTED_STATE 157
996 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158
997 #define KVM_CAP_MSR_PLATFORM_INFO 159
998 #define KVM_CAP_PPC_NESTED_HV 160
999 #define KVM_CAP_HYPERV_SEND_IPI 161
1000 #define KVM_CAP_COALESCED_PIO 162
1001 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
1002 #define KVM_CAP_EXCEPTION_PAYLOAD 164
1003 #define KVM_CAP_ARM_VM_IPA_SIZE 165
1004 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
1005 #define KVM_CAP_HYPERV_CPUID 167
1006 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
1007 #define KVM_CAP_PPC_IRQ_XIVE 169
1008 #define KVM_CAP_ARM_SVE 170
1009 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
1010 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172
1011 #define KVM_CAP_PMU_EVENT_FILTER 173
1012 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
1013 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
1014 #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176
1015 #define KVM_CAP_ARM_NISV_TO_USER 177
1016 #define KVM_CAP_ARM_INJECT_EXT_DABT 178
1017 #define KVM_CAP_S390_VCPU_RESETS 179
1018 #define KVM_CAP_S390_PROTECTED 180
1019 #define KVM_CAP_PPC_SECURE_GUEST 181
1021 #ifdef KVM_CAP_IRQ_ROUTING
1023 struct kvm_irq_routing_irqchip
{
1028 struct kvm_irq_routing_msi
{
1038 struct kvm_irq_routing_s390_adapter
{
1042 __u32 summary_offset
;
1046 struct kvm_irq_routing_hv_sint
{
1051 /* gsi routing entry types */
1052 #define KVM_IRQ_ROUTING_IRQCHIP 1
1053 #define KVM_IRQ_ROUTING_MSI 2
1054 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
1055 #define KVM_IRQ_ROUTING_HV_SINT 4
1057 struct kvm_irq_routing_entry
{
1063 struct kvm_irq_routing_irqchip irqchip
;
1064 struct kvm_irq_routing_msi msi
;
1065 struct kvm_irq_routing_s390_adapter adapter
;
1066 struct kvm_irq_routing_hv_sint hv_sint
;
1071 struct kvm_irq_routing
{
1074 struct kvm_irq_routing_entry entries
[0];
1081 struct kvm_x86_mce
{
1092 #ifdef KVM_CAP_XEN_HVM
1093 struct kvm_xen_hvm_config
{
1104 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1106 * Available with KVM_CAP_IRQFD_RESAMPLE
1108 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1109 * the irqfd to operate in resampling mode for level triggered interrupt
1110 * emulation. See Documentation/virt/kvm/api.txt.
1112 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1122 /* For KVM_CAP_ADJUST_CLOCK */
1124 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */
1125 #define KVM_CLOCK_TSC_STABLE 2
1127 struct kvm_clock_data
{
1133 /* For KVM_CAP_SW_TLB */
1135 #define KVM_MMU_FSL_BOOKE_NOHV 0
1136 #define KVM_MMU_FSL_BOOKE_HV 1
1138 struct kvm_config_tlb
{
1145 struct kvm_dirty_tlb
{
1150 /* Available with KVM_CAP_ONE_REG */
1152 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL
1153 #define KVM_REG_GENERIC 0x0000000000000000ULL
1156 * Architecture specific registers are to be defined in arch headers and
1157 * ORed with the arch identifier.
1159 #define KVM_REG_PPC 0x1000000000000000ULL
1160 #define KVM_REG_X86 0x2000000000000000ULL
1161 #define KVM_REG_IA64 0x3000000000000000ULL
1162 #define KVM_REG_ARM 0x4000000000000000ULL
1163 #define KVM_REG_S390 0x5000000000000000ULL
1164 #define KVM_REG_ARM64 0x6000000000000000ULL
1165 #define KVM_REG_MIPS 0x7000000000000000ULL
1166 #define KVM_REG_RISCV 0x8000000000000000ULL
1168 #define KVM_REG_SIZE_SHIFT 52
1169 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
1170 #define KVM_REG_SIZE_U8 0x0000000000000000ULL
1171 #define KVM_REG_SIZE_U16 0x0010000000000000ULL
1172 #define KVM_REG_SIZE_U32 0x0020000000000000ULL
1173 #define KVM_REG_SIZE_U64 0x0030000000000000ULL
1174 #define KVM_REG_SIZE_U128 0x0040000000000000ULL
1175 #define KVM_REG_SIZE_U256 0x0050000000000000ULL
1176 #define KVM_REG_SIZE_U512 0x0060000000000000ULL
1177 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL
1178 #define KVM_REG_SIZE_U2048 0x0080000000000000ULL
1180 struct kvm_reg_list
{
1181 __u64 n
; /* number of regs */
1185 struct kvm_one_reg
{
1190 #define KVM_MSI_VALID_DEVID (1U << 0)
1200 struct kvm_arm_device_addr
{
1206 * Device control API, available with KVM_CAP_DEVICE_CTRL
1208 #define KVM_CREATE_DEVICE_TEST 1
1210 struct kvm_create_device
{
1211 __u32 type
; /* in: KVM_DEV_TYPE_xxx */
1212 __u32 fd
; /* out: device handle */
1213 __u32 flags
; /* in: KVM_CREATE_DEVICE_xxx */
1216 struct kvm_device_attr
{
1217 __u32 flags
; /* no flags currently defined */
1218 __u32 group
; /* device-defined */
1219 __u64 attr
; /* group-defined */
1220 __u64 addr
; /* userspace address of attr data */
1223 #define KVM_DEV_VFIO_GROUP 1
1224 #define KVM_DEV_VFIO_GROUP_ADD 1
1225 #define KVM_DEV_VFIO_GROUP_DEL 2
1226 #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3
1228 enum kvm_device_type
{
1229 KVM_DEV_TYPE_FSL_MPIC_20
= 1,
1230 #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20
1231 KVM_DEV_TYPE_FSL_MPIC_42
,
1232 #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42
1234 #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS
1236 #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO
1237 KVM_DEV_TYPE_ARM_VGIC_V2
,
1238 #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2
1240 #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC
1241 KVM_DEV_TYPE_ARM_VGIC_V3
,
1242 #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3
1243 KVM_DEV_TYPE_ARM_VGIC_ITS
,
1244 #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS
1246 #define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE
1247 KVM_DEV_TYPE_ARM_PV_TIME
,
1248 #define KVM_DEV_TYPE_ARM_PV_TIME KVM_DEV_TYPE_ARM_PV_TIME
1252 struct kvm_vfio_spapr_tce
{
1260 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
1262 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1265 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
1266 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
1267 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1268 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
1269 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
1270 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
1271 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1272 struct kvm_userspace_memory_region)
1273 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
1274 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
1276 /* enable ucontrol for s390 */
1277 struct kvm_s390_ucas_mapping
{
1282 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1283 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1284 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
1286 /* Device model IOC */
1287 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
1288 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
1289 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1290 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
1291 #define KVM_CREATE_PIT _IO(KVMIO, 0x64)
1292 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1293 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
1294 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1295 #define KVM_REGISTER_COALESCED_MMIO \
1296 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
1297 #define KVM_UNREGISTER_COALESCED_MMIO \
1298 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
1299 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
1300 struct kvm_assigned_pci_dev)
1301 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
1302 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1303 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
1304 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
1305 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
1306 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
1307 struct kvm_assigned_pci_dev)
1308 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
1309 struct kvm_assigned_msix_nr)
1310 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
1311 struct kvm_assigned_msix_entry)
1312 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
1313 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
1314 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
1315 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
1316 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
1317 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
1318 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
1319 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
1320 /* Available with KVM_CAP_PIT_STATE2 */
1321 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
1322 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
1323 /* Available with KVM_CAP_PPC_GET_PVINFO */
1324 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
1325 /* Available with KVM_CAP_TSC_CONTROL */
1326 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
1327 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
1328 /* Available with KVM_CAP_PCI_2_3 */
1329 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
1330 struct kvm_assigned_pci_dev)
1331 /* Available with KVM_CAP_SIGNAL_MSI */
1332 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
1333 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1334 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
1335 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1336 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
1337 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
1338 #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \
1339 struct kvm_create_spapr_tce_64)
1340 /* Available with KVM_CAP_RMA */
1341 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
1342 /* Available with KVM_CAP_PPC_HTAB_FD */
1343 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
1344 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1345 #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
1346 /* Available with KVM_CAP_PPC_RTAS */
1347 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
1348 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1349 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1350 #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1351 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1352 #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg)
1353 /* Available with KVM_CAP_PPC_RADIX_MMU */
1354 #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info)
1355 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1356 #define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char)
1357 /* Available with KVM_CAP_PMU_EVENT_FILTER */
1358 #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter)
1359 #define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3)
1361 /* ioctl for vm fd */
1362 #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
1364 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1365 #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
1366 #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
1367 #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
1370 * ioctls for vcpu fds
1372 #define KVM_RUN _IO(KVMIO, 0x80)
1373 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
1374 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
1375 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
1376 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
1377 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
1378 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
1379 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1380 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
1381 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
1382 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
1383 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
1384 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
1385 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
1386 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
1387 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
1388 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
1389 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
1390 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1391 /* Available with KVM_CAP_VAPIC */
1392 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1393 /* Available with KVM_CAP_VAPIC */
1394 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
1395 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1396 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
1397 /* store status for s390 */
1398 #define KVM_S390_STORE_STATUS_NOADDR (-1ul)
1399 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
1400 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
1401 /* initial ipl psw for s390 */
1402 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
1403 /* initial reset for s390 */
1404 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
1405 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
1406 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
1407 /* Available with KVM_CAP_USER_NMI */
1408 #define KVM_NMI _IO(KVMIO, 0x9a)
1409 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1410 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
1412 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
1413 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
1414 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
1415 /* Available with KVM_CAP_VCPU_EVENTS */
1416 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
1417 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
1418 /* Available with KVM_CAP_DEBUGREGS */
1419 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
1420 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
1422 * vcpu version available with KVM_ENABLE_CAP
1423 * vm version available with KVM_CAP_ENABLE_CAP_VM
1425 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
1426 /* Available with KVM_CAP_XSAVE */
1427 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
1428 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
1429 /* Available with KVM_CAP_XCRS */
1430 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
1431 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
1432 /* Available with KVM_CAP_SW_TLB */
1433 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
1434 /* Available with KVM_CAP_ONE_REG */
1435 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
1436 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
1437 /* VM is being stopped by host */
1438 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
1439 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
1440 #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init)
1441 #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1442 /* Available with KVM_CAP_S390_MEM_OP */
1443 #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op)
1444 /* Available with KVM_CAP_S390_SKEYS */
1445 #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1446 #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1447 /* Available with KVM_CAP_S390_INJECT_IRQ */
1448 #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq)
1449 /* Available with KVM_CAP_S390_IRQ_STATE */
1450 #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1451 #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1452 /* Available with KVM_CAP_X86_SMM */
1453 #define KVM_SMI _IO(KVMIO, 0xb7)
1454 /* Available with KVM_CAP_S390_CMMA_MIGRATION */
1455 #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1456 #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1457 /* Memory Encryption Commands */
1458 #define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long)
1460 struct kvm_enc_region
{
1465 #define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1466 #define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1468 /* Available with KVM_CAP_HYPERV_EVENTFD */
1469 #define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd)
1471 /* Available with KVM_CAP_NESTED_STATE */
1472 #define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1473 #define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state)
1475 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
1476 #define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1478 /* Available with KVM_CAP_HYPERV_CPUID */
1479 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1481 /* Available with KVM_CAP_ARM_SVE */
1482 #define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int)
1484 /* Available with KVM_CAP_S390_VCPU_RESETS */
1485 #define KVM_S390_NORMAL_RESET _IO(KVMIO, 0xc3)
1486 #define KVM_S390_CLEAR_RESET _IO(KVMIO, 0xc4)
1488 struct kvm_s390_pv_sec_parm
{
1493 struct kvm_s390_pv_unp
{
1502 KVM_PV_SET_SEC_PARMS
,
1510 __u32 cmd
; /* Command to be executed */
1511 __u16 rc
; /* Ultravisor return code */
1512 __u16 rrc
; /* Ultravisor return reason code */
1513 __u64 data
; /* Data or address */
1514 __u32 flags
; /* flags for future extensions. Must be 0 for now */
1518 /* Available with KVM_CAP_S390_PROTECTED */
1519 #define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd)
1521 /* Secure Encrypted Virtualization command */
1523 /* Guest initialization commands */
1526 /* Guest launch commands */
1527 KVM_SEV_LAUNCH_START
,
1528 KVM_SEV_LAUNCH_UPDATE_DATA
,
1529 KVM_SEV_LAUNCH_UPDATE_VMSA
,
1530 KVM_SEV_LAUNCH_SECRET
,
1531 KVM_SEV_LAUNCH_MEASURE
,
1532 KVM_SEV_LAUNCH_FINISH
,
1533 /* Guest migration commands (outgoing) */
1535 KVM_SEV_SEND_UPDATE_DATA
,
1536 KVM_SEV_SEND_UPDATE_VMSA
,
1537 KVM_SEV_SEND_FINISH
,
1538 /* Guest migration commands (incoming) */
1539 KVM_SEV_RECEIVE_START
,
1540 KVM_SEV_RECEIVE_UPDATE_DATA
,
1541 KVM_SEV_RECEIVE_UPDATE_VMSA
,
1542 KVM_SEV_RECEIVE_FINISH
,
1543 /* Guest status and debug commands */
1544 KVM_SEV_GUEST_STATUS
,
1545 KVM_SEV_DBG_DECRYPT
,
1546 KVM_SEV_DBG_ENCRYPT
,
1547 /* Guest certificates commands */
1548 KVM_SEV_CERT_EXPORT
,
1553 struct kvm_sev_cmd
{
1560 struct kvm_sev_launch_start
{
1565 __u64 session_uaddr
;
1569 struct kvm_sev_launch_update_data
{
1575 struct kvm_sev_launch_secret
{
1584 struct kvm_sev_launch_measure
{
1589 struct kvm_sev_guest_status
{
1595 struct kvm_sev_dbg
{
1601 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
1602 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
1603 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
1605 struct kvm_assigned_pci_dev
{
1606 __u32 assigned_dev_id
;
1616 #define KVM_DEV_IRQ_HOST_INTX (1 << 0)
1617 #define KVM_DEV_IRQ_HOST_MSI (1 << 1)
1618 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
1620 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
1621 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
1622 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
1624 #define KVM_DEV_IRQ_HOST_MASK 0x00ff
1625 #define KVM_DEV_IRQ_GUEST_MASK 0xff00
1627 struct kvm_assigned_irq
{
1628 __u32 assigned_dev_id
;
1629 __u32 host_irq
; /* ignored (legacy field) */
1637 struct kvm_assigned_msix_nr
{
1638 __u32 assigned_dev_id
;
1643 #define KVM_MAX_MSIX_PER_DEV 256
1644 struct kvm_assigned_msix_entry
{
1645 __u32 assigned_dev_id
;
1647 __u16 entry
; /* The index of entry in the MSI-X table */
1651 #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0)
1652 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1)
1654 /* Available with KVM_CAP_ARM_USER_IRQ */
1656 /* Bits for run->s.regs.device_irq_level */
1657 #define KVM_ARM_DEV_EL1_VTIMER (1 << 0)
1658 #define KVM_ARM_DEV_EL1_PTIMER (1 << 1)
1659 #define KVM_ARM_DEV_PMU (1 << 2)
1661 struct kvm_hyperv_eventfd
{
1668 #define KVM_HYPERV_CONN_ID_MASK 0x00ffffff
1669 #define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0)
1671 #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0)
1672 #define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1)
1674 #endif /* __LINUX_KVM_H */