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>
12 #include <linux/compiler.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
209 #define KVM_S390_GET_SKEYS_NONE 1
210 #define KVM_S390_SKEYS_MAX 1048576
212 #define KVM_EXIT_UNKNOWN 0
213 #define KVM_EXIT_EXCEPTION 1
214 #define KVM_EXIT_IO 2
215 #define KVM_EXIT_HYPERCALL 3
216 #define KVM_EXIT_DEBUG 4
217 #define KVM_EXIT_HLT 5
218 #define KVM_EXIT_MMIO 6
219 #define KVM_EXIT_IRQ_WINDOW_OPEN 7
220 #define KVM_EXIT_SHUTDOWN 8
221 #define KVM_EXIT_FAIL_ENTRY 9
222 #define KVM_EXIT_INTR 10
223 #define KVM_EXIT_SET_TPR 11
224 #define KVM_EXIT_TPR_ACCESS 12
225 #define KVM_EXIT_S390_SIEIC 13
226 #define KVM_EXIT_S390_RESET 14
227 #define KVM_EXIT_DCR 15 /* deprecated */
228 #define KVM_EXIT_NMI 16
229 #define KVM_EXIT_INTERNAL_ERROR 17
230 #define KVM_EXIT_OSI 18
231 #define KVM_EXIT_PAPR_HCALL 19
232 #define KVM_EXIT_S390_UCONTROL 20
233 #define KVM_EXIT_WATCHDOG 21
234 #define KVM_EXIT_S390_TSCH 22
235 #define KVM_EXIT_EPR 23
236 #define KVM_EXIT_SYSTEM_EVENT 24
237 #define KVM_EXIT_S390_STSI 25
238 #define KVM_EXIT_IOAPIC_EOI 26
239 #define KVM_EXIT_HYPERV 27
241 /* For KVM_EXIT_INTERNAL_ERROR */
242 /* Emulate instruction failed. */
243 #define KVM_INTERNAL_ERROR_EMULATION 1
244 /* Encounter unexpected simultaneous exceptions. */
245 #define KVM_INTERNAL_ERROR_SIMUL_EX 2
246 /* Encounter unexpected vm-exit due to delivery event. */
247 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3
248 /* Encounter unexpected vm-exit reason */
249 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4
251 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
254 __u8 request_interrupt_window;
260 __u8 ready_for_interrupt_injection;
264 /* in (pre_kvm_run), out (post_kvm_run) */
269 /* the processor status word for s390 */
270 __u64 psw_mask; /* psw upper half */
271 __u64 psw_addr; /* psw lower half */
274 /* KVM_EXIT_UNKNOWN */
276 __u64 hardware_exit_reason;
278 /* KVM_EXIT_FAIL_ENTRY */
280 __u64 hardware_entry_failure_reason;
282 /* KVM_EXIT_EXCEPTION */
289 #define KVM_EXIT_IO_IN 0
290 #define KVM_EXIT_IO_OUT 1
292 __u8 size; /* bytes */
295 __u64 data_offset; /* relative to kvm_run start */
299 struct kvm_debug_exit_arch arch;
308 /* KVM_EXIT_HYPERCALL */
316 /* KVM_EXIT_TPR_ACCESS */
322 /* KVM_EXIT_S390_SIEIC */
328 /* KVM_EXIT_S390_RESET */
329 #define KVM_S390_RESET_POR 1
330 #define KVM_S390_RESET_CLEAR 2
331 #define KVM_S390_RESET_SUBSYSTEM 4
332 #define KVM_S390_RESET_CPU_INIT 8
333 #define KVM_S390_RESET_IPL 16
334 __u64 s390_reset_flags;
335 /* KVM_EXIT_S390_UCONTROL */
337 __u64 trans_exc_code;
340 /* KVM_EXIT_DCR (deprecated) */
346 /* KVM_EXIT_INTERNAL_ERROR */
349 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
357 /* KVM_EXIT_PAPR_HCALL */
363 /* KVM_EXIT_S390_TSCH */
376 /* KVM_EXIT_SYSTEM_EVENT */
378 #define KVM_SYSTEM_EVENT_SHUTDOWN 1
379 #define KVM_SYSTEM_EVENT_RESET 2
380 #define KVM_SYSTEM_EVENT_CRASH 3
384 /* KVM_EXIT_S390_STSI */
393 /* KVM_EXIT_IOAPIC_EOI */
397 /* KVM_EXIT_HYPERV */
398 struct kvm_hyperv_exit hyperv;
399 /* Fix the size of the union. */
403 /* 2048 is the size of the char array used to bound/pad the size
404 * of the union that holds sync regs.
406 #define SYNC_REGS_SIZE_BYTES 2048
408 * shared registers between kvm and userspace.
409 * kvm_valid_regs specifies the register classes set by the host
410 * kvm_dirty_regs specified the register classes dirtied by userspace
411 * struct kvm_sync_regs is architecture specific, as well as the
412 * bits for kvm_valid_regs and kvm_dirty_regs
414 __u64 kvm_valid_regs;
415 __u64 kvm_dirty_regs;
417 struct kvm_sync_regs regs;
418 char padding[SYNC_REGS_SIZE_BYTES];
422 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
424 struct kvm_coalesced_mmio_zone {
433 struct kvm_coalesced_mmio {
443 struct kvm_coalesced_mmio_ring {
445 struct kvm_coalesced_mmio coalesced_mmio[0];
448 #define KVM_COALESCED_MMIO_MAX \
449 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
450 sizeof(struct kvm_coalesced_mmio))
452 /* for KVM_TRANSLATE */
453 struct kvm_translation {
455 __u64 linear_address;
458 __u64 physical_address;
465 /* for KVM_S390_MEM_OP */
466 struct kvm_s390_mem_op {
468 __u64 gaddr; /* the guest address */
469 __u64 flags; /* flags */
470 __u32 size; /* amount of bytes */
471 __u32 op; /* type of operation */
472 __u64 buf; /* buffer in userspace */
473 __u8 ar; /* the access register number */
474 __u8 reserved[31]; /* should be set to 0 */
476 /* types for kvm_s390_mem_op->op */
477 #define KVM_S390_MEMOP_LOGICAL_READ 0
478 #define KVM_S390_MEMOP_LOGICAL_WRITE 1
479 /* flags for kvm_s390_mem_op->flags */
480 #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0)
481 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1)
483 /* for KVM_INTERRUPT */
484 struct kvm_interrupt {
489 /* for KVM_GET_DIRTY_LOG */
490 struct kvm_dirty_log {
494 void __user *dirty_bitmap; /* one bit per page */
499 /* for KVM_CLEAR_DIRTY_LOG */
500 struct kvm_clear_dirty_log {
505 void __user *dirty_bitmap; /* one bit per page */
510 /* for KVM_SET_SIGNAL_MASK */
511 struct kvm_signal_mask {
516 /* for KVM_TPR_ACCESS_REPORTING */
517 struct kvm_tpr_access_ctl {
523 /* for KVM_SET_VAPIC_ADDR */
524 struct kvm_vapic_addr {
528 /* for KVM_SET_MP_STATE */
530 /* not all states are valid on all architectures */
531 #define KVM_MP_STATE_RUNNABLE 0
532 #define KVM_MP_STATE_UNINITIALIZED 1
533 #define KVM_MP_STATE_INIT_RECEIVED 2
534 #define KVM_MP_STATE_HALTED 3
535 #define KVM_MP_STATE_SIPI_RECEIVED 4
536 #define KVM_MP_STATE_STOPPED 5
537 #define KVM_MP_STATE_CHECK_STOP 6
538 #define KVM_MP_STATE_OPERATING 7
539 #define KVM_MP_STATE_LOAD 8
541 struct kvm_mp_state {
545 struct kvm_s390_psw {
550 /* valid values for type in kvm_s390_interrupt */
551 #define KVM_S390_SIGP_STOP 0xfffe0000u
552 #define KVM_S390_PROGRAM_INT 0xfffe0001u
553 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
554 #define KVM_S390_RESTART 0xfffe0003u
555 #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u
556 #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u
557 #define KVM_S390_MCHK 0xfffe1000u
558 #define KVM_S390_INT_CLOCK_COMP 0xffff1004u
559 #define KVM_S390_INT_CPU_TIMER 0xffff1005u
560 #define KVM_S390_INT_VIRTIO 0xffff2603u
561 #define KVM_S390_INT_SERVICE 0xffff2401u
562 #define KVM_S390_INT_EMERGENCY 0xffff1201u
563 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
564 /* Anything below 0xfffe0000u is taken by INT_IO */
565 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
570 #define KVM_S390_INT_IO_MIN 0x00000000u
571 #define KVM_S390_INT_IO_MAX 0xfffdffffu
572 #define KVM_S390_INT_IO_AI_MASK 0x04000000u
575 struct kvm_s390_interrupt {
581 struct kvm_s390_io_info {
588 struct kvm_s390_ext_info {
594 struct kvm_s390_pgm_info {
595 __u64 trans_exc_code;
606 #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01
607 #define KVM_S390_PGM_FLAGS_ILC_0 0x02
608 #define KVM_S390_PGM_FLAGS_ILC_1 0x04
609 #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06
610 #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08
615 struct kvm_s390_prefix_info {
619 struct kvm_s390_extcall_info {
623 struct kvm_s390_emerg_info {
627 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
628 struct kvm_s390_stop_info {
632 struct kvm_s390_mchk_info {
635 __u64 failing_storage_address;
636 __u32 ext_damage_code;
638 __u8 fixed_logout[16];
641 struct kvm_s390_irq {
644 struct kvm_s390_io_info io;
645 struct kvm_s390_ext_info ext;
646 struct kvm_s390_pgm_info pgm;
647 struct kvm_s390_emerg_info emerg;
648 struct kvm_s390_extcall_info extcall;
649 struct kvm_s390_prefix_info prefix;
650 struct kvm_s390_stop_info stop;
651 struct kvm_s390_mchk_info mchk;
656 struct kvm_s390_irq_state {
658 __u32 flags; /* will stay unused for compatibility reasons */
660 __u32 reserved[4]; /* will stay unused for compatibility reasons */
663 /* for KVM_SET_GUEST_DEBUG */
665 #define KVM_GUESTDBG_ENABLE 0x00000001
666 #define KVM_GUESTDBG_SINGLESTEP 0x00000002
668 struct kvm_guest_debug {
671 struct kvm_guest_debug_arch arch;
675 kvm_ioeventfd_flag_nr_datamatch,
676 kvm_ioeventfd_flag_nr_pio,
677 kvm_ioeventfd_flag_nr_deassign,
678 kvm_ioeventfd_flag_nr_virtio_ccw_notify,
679 kvm_ioeventfd_flag_nr_fast_mmio,
680 kvm_ioeventfd_flag_nr_max,
683 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
684 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
685 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
686 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
687 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
689 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
691 struct kvm_ioeventfd {
693 __u64 addr; /* legal pio/mmio address */
694 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
700 #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0)
701 #define KVM_X86_DISABLE_EXITS_HLT (1 << 1)
702 #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2)
703 #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3)
704 #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \
705 KVM_X86_DISABLE_EXITS_HLT | \
706 KVM_X86_DISABLE_EXITS_PAUSE | \
707 KVM_X86_DISABLE_EXITS_CSTATE)
709 /* for KVM_ENABLE_CAP */
710 struct kvm_enable_cap {
718 /* for KVM_PPC_GET_PVINFO */
720 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
722 struct kvm_ppc_pvinfo {
729 /* for KVM_PPC_GET_SMMU_INFO */
730 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8
732 struct kvm_ppc_one_page_size {
733 __u32 page_shift; /* Page shift (or 0) */
734 __u32 pte_enc; /* Encoding in the HPTE (>>12) */
737 struct kvm_ppc_one_seg_page_size {
738 __u32 page_shift; /* Base page shift of segment (or 0) */
739 __u32 slb_enc; /* SLB encoding for BookS */
740 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
743 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001
744 #define KVM_PPC_1T_SEGMENTS 0x00000002
745 #define KVM_PPC_NO_HASH 0x00000004
747 struct kvm_ppc_smmu_info {
750 __u16 data_keys; /* # storage keys supported for data */
751 __u16 instr_keys; /* # storage keys supported for instructions */
752 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
755 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
756 struct kvm_ppc_resize_hpt {
764 /* machine type bits, to be used as argument to KVM_CREATE_VM */
765 #define KVM_VM_S390_UCONTROL 1
767 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
768 #define KVM_VM_PPC_HV 1
769 #define KVM_VM_PPC_PR 2
771 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */
772 #define KVM_VM_MIPS_AUTO 0
773 #define KVM_VM_MIPS_VZ 1
774 #define KVM_VM_MIPS_TE 2
776 #define KVM_S390_SIE_PAGE_OFFSET 1
779 * On arm64, machine type can be used to request the physical
780 * address size for the VM. Bits[7-0] are reserved for the guest
781 * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
782 * value 0 implies the default IPA size, 40bits.
784 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL
785 #define KVM_VM_TYPE_ARM_IPA_SIZE(x) \
786 ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
788 * ioctls for /dev/kvm fds:
790 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
791 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
792 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
794 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
796 * Check if a kvm extension is available. Argument is extension number,
797 * return is 1 (yes) or 0 (no, sorry).
799 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
801 * Get size for mmap(vcpu_fd)
803 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
804 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
805 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
806 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
807 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
808 #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
809 #define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
812 * Extension capability list.
814 #define KVM_CAP_IRQCHIP 0
815 #define KVM_CAP_HLT 1
816 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
817 #define KVM_CAP_USER_MEMORY 3
818 #define KVM_CAP_SET_TSS_ADDR 4
819 #define KVM_CAP_VAPIC 6
820 #define KVM_CAP_EXT_CPUID 7
821 #define KVM_CAP_CLOCKSOURCE 8
822 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
823 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
824 #define KVM_CAP_PIT 11
825 #define KVM_CAP_NOP_IO_DELAY 12
826 #define KVM_CAP_PV_MMU 13
827 #define KVM_CAP_MP_STATE 14
828 #define KVM_CAP_COALESCED_MMIO 15
829 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
830 #define KVM_CAP_IOMMU 18
831 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
832 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
833 #define KVM_CAP_USER_NMI 22
834 #ifdef __KVM_HAVE_GUEST_DEBUG
835 #define KVM_CAP_SET_GUEST_DEBUG 23
837 #ifdef __KVM_HAVE_PIT
838 #define KVM_CAP_REINJECT_CONTROL 24
840 #define KVM_CAP_IRQ_ROUTING 25
841 #define KVM_CAP_IRQ_INJECT_STATUS 26
842 #define KVM_CAP_ASSIGN_DEV_IRQ 29
843 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
844 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
845 #ifdef __KVM_HAVE_MCE
846 #define KVM_CAP_MCE 31
848 #define KVM_CAP_IRQFD 32
849 #ifdef __KVM_HAVE_PIT
850 #define KVM_CAP_PIT2 33
852 #define KVM_CAP_SET_BOOT_CPU_ID 34
853 #ifdef __KVM_HAVE_PIT_STATE2
854 #define KVM_CAP_PIT_STATE2 35
856 #define KVM_CAP_IOEVENTFD 36
857 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
858 #ifdef __KVM_HAVE_XEN_HVM
859 #define KVM_CAP_XEN_HVM 38
861 #define KVM_CAP_ADJUST_CLOCK 39
862 #define KVM_CAP_INTERNAL_ERROR_DATA 40
863 #ifdef __KVM_HAVE_VCPU_EVENTS
864 #define KVM_CAP_VCPU_EVENTS 41
866 #define KVM_CAP_S390_PSW 42
867 #define KVM_CAP_PPC_SEGSTATE 43
868 #define KVM_CAP_HYPERV 44
869 #define KVM_CAP_HYPERV_VAPIC 45
870 #define KVM_CAP_HYPERV_SPIN 46
871 #define KVM_CAP_PCI_SEGMENT 47
872 #define KVM_CAP_PPC_PAIRED_SINGLES 48
873 #define KVM_CAP_INTR_SHADOW 49
874 #ifdef __KVM_HAVE_DEBUGREGS
875 #define KVM_CAP_DEBUGREGS 50
877 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
878 #define KVM_CAP_PPC_OSI 52
879 #define KVM_CAP_PPC_UNSET_IRQ 53
880 #define KVM_CAP_ENABLE_CAP 54
881 #ifdef __KVM_HAVE_XSAVE
882 #define KVM_CAP_XSAVE 55
884 #ifdef __KVM_HAVE_XCRS
885 #define KVM_CAP_XCRS 56
887 #define KVM_CAP_PPC_GET_PVINFO 57
888 #define KVM_CAP_PPC_IRQ_LEVEL 58
889 #define KVM_CAP_ASYNC_PF 59
890 #define KVM_CAP_TSC_CONTROL 60
891 #define KVM_CAP_GET_TSC_KHZ 61
892 #define KVM_CAP_PPC_BOOKE_SREGS 62
893 #define KVM_CAP_SPAPR_TCE 63
894 #define KVM_CAP_PPC_SMT 64
895 #define KVM_CAP_PPC_RMA 65
896 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
897 #define KVM_CAP_PPC_HIOR 67
898 #define KVM_CAP_PPC_PAPR 68
899 #define KVM_CAP_SW_TLB 69
900 #define KVM_CAP_ONE_REG 70
901 #define KVM_CAP_S390_GMAP 71
902 #define KVM_CAP_TSC_DEADLINE_TIMER 72
903 #define KVM_CAP_S390_UCONTROL 73
904 #define KVM_CAP_SYNC_REGS 74
905 #define KVM_CAP_PCI_2_3 75
906 #define KVM_CAP_KVMCLOCK_CTRL 76
907 #define KVM_CAP_SIGNAL_MSI 77
908 #define KVM_CAP_PPC_GET_SMMU_INFO 78
909 #define KVM_CAP_S390_COW 79
910 #define KVM_CAP_PPC_ALLOC_HTAB 80
911 #define KVM_CAP_READONLY_MEM 81
912 #define KVM_CAP_IRQFD_RESAMPLE 82
913 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
914 #define KVM_CAP_PPC_HTAB_FD 84
915 #define KVM_CAP_S390_CSS_SUPPORT 85
916 #define KVM_CAP_PPC_EPR 86
917 #define KVM_CAP_ARM_PSCI 87
918 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
919 #define KVM_CAP_DEVICE_CTRL 89
920 #define KVM_CAP_IRQ_MPIC 90
921 #define KVM_CAP_PPC_RTAS 91
922 #define KVM_CAP_IRQ_XICS 92
923 #define KVM_CAP_ARM_EL1_32BIT 93
924 #define KVM_CAP_SPAPR_MULTITCE 94
925 #define KVM_CAP_EXT_EMUL_CPUID 95
926 #define KVM_CAP_HYPERV_TIME 96
927 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
928 #define KVM_CAP_ENABLE_CAP_VM 98
929 #define KVM_CAP_S390_IRQCHIP 99
930 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
931 #define KVM_CAP_VM_ATTRIBUTES 101
932 #define KVM_CAP_ARM_PSCI_0_2 102
933 #define KVM_CAP_PPC_FIXUP_HCALL 103
934 #define KVM_CAP_PPC_ENABLE_HCALL 104
935 #define KVM_CAP_CHECK_EXTENSION_VM 105
936 #define KVM_CAP_S390_USER_SIGP 106
937 #define KVM_CAP_S390_VECTOR_REGISTERS 107
938 #define KVM_CAP_S390_MEM_OP 108
939 #define KVM_CAP_S390_USER_STSI 109
940 #define KVM_CAP_S390_SKEYS 110
941 #define KVM_CAP_MIPS_FPU 111
942 #define KVM_CAP_MIPS_MSA 112
943 #define KVM_CAP_S390_INJECT_IRQ 113
944 #define KVM_CAP_S390_IRQ_STATE 114
945 #define KVM_CAP_PPC_HWRNG 115
946 #define KVM_CAP_DISABLE_QUIRKS 116
947 #define KVM_CAP_X86_SMM 117
948 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
949 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
950 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
951 #define KVM_CAP_SPLIT_IRQCHIP 121
952 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
953 #define KVM_CAP_HYPERV_SYNIC 123
954 #define KVM_CAP_S390_RI 124
955 #define KVM_CAP_SPAPR_TCE_64 125
956 #define KVM_CAP_ARM_PMU_V3 126
957 #define KVM_CAP_VCPU_ATTRIBUTES 127
958 #define KVM_CAP_MAX_VCPU_ID 128
959 #define KVM_CAP_X2APIC_API 129
960 #define KVM_CAP_S390_USER_INSTR0 130
961 #define KVM_CAP_MSI_DEVID 131
962 #define KVM_CAP_PPC_HTM 132
963 #define KVM_CAP_SPAPR_RESIZE_HPT 133
964 #define KVM_CAP_PPC_MMU_RADIX 134
965 #define KVM_CAP_PPC_MMU_HASH_V3 135
966 #define KVM_CAP_IMMEDIATE_EXIT 136
967 #define KVM_CAP_MIPS_VZ 137
968 #define KVM_CAP_MIPS_TE 138
969 #define KVM_CAP_MIPS_64BIT 139
970 #define KVM_CAP_S390_GS 140
971 #define KVM_CAP_S390_AIS 141
972 #define KVM_CAP_SPAPR_TCE_VFIO 142
973 #define KVM_CAP_X86_DISABLE_EXITS 143
974 #define KVM_CAP_ARM_USER_IRQ 144
975 #define KVM_CAP_S390_CMMA_MIGRATION 145
976 #define KVM_CAP_PPC_FWNMI 146
977 #define KVM_CAP_PPC_SMT_POSSIBLE 147
978 #define KVM_CAP_HYPERV_SYNIC2 148
979 #define KVM_CAP_HYPERV_VP_INDEX 149
980 #define KVM_CAP_S390_AIS_MIGRATION 150
981 #define KVM_CAP_PPC_GET_CPU_CHAR 151
982 #define KVM_CAP_S390_BPB 152
983 #define KVM_CAP_GET_MSR_FEATURES 153
984 #define KVM_CAP_HYPERV_EVENTFD 154
985 #define KVM_CAP_HYPERV_TLBFLUSH 155
986 #define KVM_CAP_S390_HPAGE_1M 156
987 #define KVM_CAP_NESTED_STATE 157
988 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158
989 #define KVM_CAP_MSR_PLATFORM_INFO 159
990 #define KVM_CAP_PPC_NESTED_HV 160
991 #define KVM_CAP_HYPERV_SEND_IPI 161
992 #define KVM_CAP_COALESCED_PIO 162
993 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
994 #define KVM_CAP_EXCEPTION_PAYLOAD 164
995 #define KVM_CAP_ARM_VM_IPA_SIZE 165
996 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
997 #define KVM_CAP_HYPERV_CPUID 167
998 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
999 #define KVM_CAP_PPC_IRQ_XIVE 169
1000 #define KVM_CAP_ARM_SVE 170
1001 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
1002 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172
1003 #define KVM_CAP_PMU_EVENT_FILTER 173
1004 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
1005 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
1007 #ifdef KVM_CAP_IRQ_ROUTING
1009 struct kvm_irq_routing_irqchip {
1014 struct kvm_irq_routing_msi {
1024 struct kvm_irq_routing_s390_adapter {
1028 __u32 summary_offset;
1032 struct kvm_irq_routing_hv_sint {
1037 /* gsi routing entry types */
1038 #define KVM_IRQ_ROUTING_IRQCHIP 1
1039 #define KVM_IRQ_ROUTING_MSI 2
1040 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
1041 #define KVM_IRQ_ROUTING_HV_SINT 4
1043 struct kvm_irq_routing_entry {
1049 struct kvm_irq_routing_irqchip irqchip;
1050 struct kvm_irq_routing_msi msi;
1051 struct kvm_irq_routing_s390_adapter adapter;
1052 struct kvm_irq_routing_hv_sint hv_sint;
1057 struct kvm_irq_routing {
1060 struct kvm_irq_routing_entry entries[0];
1067 struct kvm_x86_mce {
1078 #ifdef KVM_CAP_XEN_HVM
1079 struct kvm_xen_hvm_config {
1090 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1092 * Available with KVM_CAP_IRQFD_RESAMPLE
1094 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1095 * the irqfd to operate in resampling mode for level triggered interrupt
1096 * emulation. See Documentation/virt/kvm/api.txt.
1098 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1108 /* For KVM_CAP_ADJUST_CLOCK */
1110 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */
1111 #define KVM_CLOCK_TSC_STABLE 2
1113 struct kvm_clock_data {
1119 /* For KVM_CAP_SW_TLB */
1121 #define KVM_MMU_FSL_BOOKE_NOHV 0
1122 #define KVM_MMU_FSL_BOOKE_HV 1
1124 struct kvm_config_tlb {
1131 struct kvm_dirty_tlb {
1136 /* Available with KVM_CAP_ONE_REG */
1138 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL
1139 #define KVM_REG_GENERIC 0x0000000000000000ULL
1142 * Architecture specific registers are to be defined in arch headers and
1143 * ORed with the arch identifier.
1145 #define KVM_REG_PPC 0x1000000000000000ULL
1146 #define KVM_REG_X86 0x2000000000000000ULL
1147 #define KVM_REG_IA64 0x3000000000000000ULL
1148 #define KVM_REG_ARM 0x4000000000000000ULL
1149 #define KVM_REG_S390 0x5000000000000000ULL
1150 #define KVM_REG_ARM64 0x6000000000000000ULL
1151 #define KVM_REG_MIPS 0x7000000000000000ULL
1152 #define KVM_REG_RISCV 0x8000000000000000ULL
1154 #define KVM_REG_SIZE_SHIFT 52
1155 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
1156 #define KVM_REG_SIZE_U8 0x0000000000000000ULL
1157 #define KVM_REG_SIZE_U16 0x0010000000000000ULL
1158 #define KVM_REG_SIZE_U32 0x0020000000000000ULL
1159 #define KVM_REG_SIZE_U64 0x0030000000000000ULL
1160 #define KVM_REG_SIZE_U128 0x0040000000000000ULL
1161 #define KVM_REG_SIZE_U256 0x0050000000000000ULL
1162 #define KVM_REG_SIZE_U512 0x0060000000000000ULL
1163 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL
1164 #define KVM_REG_SIZE_U2048 0x0080000000000000ULL
1166 struct kvm_reg_list {
1167 __u64 n; /* number of regs */
1171 struct kvm_one_reg {
1176 #define KVM_MSI_VALID_DEVID (1U << 0)
1186 struct kvm_arm_device_addr {
1192 * Device control API, available with KVM_CAP_DEVICE_CTRL
1194 #define KVM_CREATE_DEVICE_TEST 1
1196 struct kvm_create_device {
1197 __u32 type; /* in: KVM_DEV_TYPE_xxx */
1198 __u32 fd; /* out: device handle */
1199 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */
1202 struct kvm_device_attr {
1203 __u32 flags; /* no flags currently defined */
1204 __u32 group; /* device-defined */
1205 __u64 attr; /* group-defined */
1206 __u64 addr; /* userspace address of attr data */
1209 #define KVM_DEV_VFIO_GROUP 1
1210 #define KVM_DEV_VFIO_GROUP_ADD 1
1211 #define KVM_DEV_VFIO_GROUP_DEL 2
1212 #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3
1214 enum kvm_device_type {
1215 KVM_DEV_TYPE_FSL_MPIC_20 = 1,
1216 #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20
1217 KVM_DEV_TYPE_FSL_MPIC_42,
1218 #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42
1220 #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS
1222 #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO
1223 KVM_DEV_TYPE_ARM_VGIC_V2,
1224 #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2
1226 #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC
1227 KVM_DEV_TYPE_ARM_VGIC_V3,
1228 #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3
1229 KVM_DEV_TYPE_ARM_VGIC_ITS,
1230 #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS
1232 #define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE
1236 struct kvm_vfio_spapr_tce {
1244 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
1246 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1249 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
1250 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
1251 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1252 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
1253 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
1254 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
1255 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1256 struct kvm_userspace_memory_region)
1257 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
1258 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
1260 /* enable ucontrol for s390 */
1261 struct kvm_s390_ucas_mapping {
1266 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1267 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1268 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
1270 /* Device model IOC */
1271 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
1272 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
1273 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1274 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
1275 #define KVM_CREATE_PIT _IO(KVMIO, 0x64)
1276 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1277 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
1278 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1279 #define KVM_REGISTER_COALESCED_MMIO \
1280 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
1281 #define KVM_UNREGISTER_COALESCED_MMIO \
1282 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
1283 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
1284 struct kvm_assigned_pci_dev)
1285 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
1286 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1287 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
1288 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
1289 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
1290 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
1291 struct kvm_assigned_pci_dev)
1292 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
1293 struct kvm_assigned_msix_nr)
1294 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
1295 struct kvm_assigned_msix_entry)
1296 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
1297 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
1298 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
1299 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
1300 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
1301 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
1302 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
1303 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
1304 /* Available with KVM_CAP_PIT_STATE2 */
1305 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
1306 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
1307 /* Available with KVM_CAP_PPC_GET_PVINFO */
1308 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
1309 /* Available with KVM_CAP_TSC_CONTROL */
1310 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
1311 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
1312 /* Available with KVM_CAP_PCI_2_3 */
1313 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
1314 struct kvm_assigned_pci_dev)
1315 /* Available with KVM_CAP_SIGNAL_MSI */
1316 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
1317 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1318 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
1319 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1320 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
1321 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
1322 #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \
1323 struct kvm_create_spapr_tce_64)
1324 /* Available with KVM_CAP_RMA */
1325 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
1326 /* Available with KVM_CAP_PPC_HTAB_FD */
1327 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
1328 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1329 #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
1330 /* Available with KVM_CAP_PPC_RTAS */
1331 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
1332 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1333 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1334 #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1335 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1336 #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg)
1337 /* Available with KVM_CAP_PPC_RADIX_MMU */
1338 #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info)
1339 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1340 #define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char)
1341 /* Available with KVM_CAP_PMU_EVENT_FILTER */
1342 #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter)
1344 /* ioctl for vm fd */
1345 #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
1347 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1348 #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
1349 #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
1350 #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
1353 * ioctls for vcpu fds
1355 #define KVM_RUN _IO(KVMIO, 0x80)
1356 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
1357 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
1358 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
1359 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
1360 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
1361 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
1362 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1363 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
1364 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
1365 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
1366 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
1367 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
1368 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
1369 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
1370 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
1371 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
1372 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
1373 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1374 /* Available with KVM_CAP_VAPIC */
1375 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1376 /* Available with KVM_CAP_VAPIC */
1377 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
1378 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1379 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
1380 /* store status for s390 */
1381 #define KVM_S390_STORE_STATUS_NOADDR (-1ul)
1382 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
1383 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
1384 /* initial ipl psw for s390 */
1385 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
1386 /* initial reset for s390 */
1387 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
1388 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
1389 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
1390 /* Available with KVM_CAP_USER_NMI */
1391 #define KVM_NMI _IO(KVMIO, 0x9a)
1392 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1393 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
1395 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
1396 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
1397 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
1398 /* Available with KVM_CAP_VCPU_EVENTS */
1399 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
1400 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
1401 /* Available with KVM_CAP_DEBUGREGS */
1402 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
1403 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
1405 * vcpu version available with KVM_ENABLE_CAP
1406 * vm version available with KVM_CAP_ENABLE_CAP_VM
1408 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
1409 /* Available with KVM_CAP_XSAVE */
1410 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
1411 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
1412 /* Available with KVM_CAP_XCRS */
1413 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
1414 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
1415 /* Available with KVM_CAP_SW_TLB */
1416 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
1417 /* Available with KVM_CAP_ONE_REG */
1418 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
1419 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
1420 /* VM is being stopped by host */
1421 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
1422 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
1423 #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init)
1424 #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1425 /* Available with KVM_CAP_S390_MEM_OP */
1426 #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op)
1427 /* Available with KVM_CAP_S390_SKEYS */
1428 #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1429 #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1430 /* Available with KVM_CAP_S390_INJECT_IRQ */
1431 #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq)
1432 /* Available with KVM_CAP_S390_IRQ_STATE */
1433 #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1434 #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1435 /* Available with KVM_CAP_X86_SMM */
1436 #define KVM_SMI _IO(KVMIO, 0xb7)
1437 /* Available with KVM_CAP_S390_CMMA_MIGRATION */
1438 #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1439 #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1440 /* Memory Encryption Commands */
1441 #define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long)
1443 struct kvm_enc_region {
1448 #define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1449 #define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1451 /* Available with KVM_CAP_HYPERV_EVENTFD */
1452 #define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd)
1454 /* Available with KVM_CAP_NESTED_STATE */
1455 #define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1456 #define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state)
1458 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
1459 #define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1461 /* Available with KVM_CAP_HYPERV_CPUID */
1462 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1464 /* Available with KVM_CAP_ARM_SVE */
1465 #define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int)
1467 /* Secure Encrypted Virtualization command */
1469 /* Guest initialization commands */
1472 /* Guest launch commands */
1473 KVM_SEV_LAUNCH_START,
1474 KVM_SEV_LAUNCH_UPDATE_DATA,
1475 KVM_SEV_LAUNCH_UPDATE_VMSA,
1476 KVM_SEV_LAUNCH_SECRET,
1477 KVM_SEV_LAUNCH_MEASURE,
1478 KVM_SEV_LAUNCH_FINISH,
1479 /* Guest migration commands (outgoing) */
1481 KVM_SEV_SEND_UPDATE_DATA,
1482 KVM_SEV_SEND_UPDATE_VMSA,
1483 KVM_SEV_SEND_FINISH,
1484 /* Guest migration commands (incoming) */
1485 KVM_SEV_RECEIVE_START,
1486 KVM_SEV_RECEIVE_UPDATE_DATA,
1487 KVM_SEV_RECEIVE_UPDATE_VMSA,
1488 KVM_SEV_RECEIVE_FINISH,
1489 /* Guest status and debug commands */
1490 KVM_SEV_GUEST_STATUS,
1491 KVM_SEV_DBG_DECRYPT,
1492 KVM_SEV_DBG_ENCRYPT,
1493 /* Guest certificates commands */
1494 KVM_SEV_CERT_EXPORT,
1499 struct kvm_sev_cmd {
1506 struct kvm_sev_launch_start {
1511 __u64 session_uaddr;
1515 struct kvm_sev_launch_update_data {
1521 struct kvm_sev_launch_secret {
1530 struct kvm_sev_launch_measure {
1535 struct kvm_sev_guest_status {
1541 struct kvm_sev_dbg {
1547 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
1548 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
1549 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
1551 struct kvm_assigned_pci_dev {
1552 __u32 assigned_dev_id;
1562 #define KVM_DEV_IRQ_HOST_INTX (1 << 0)
1563 #define KVM_DEV_IRQ_HOST_MSI (1 << 1)
1564 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
1566 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
1567 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
1568 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
1570 #define KVM_DEV_IRQ_HOST_MASK 0x00ff
1571 #define KVM_DEV_IRQ_GUEST_MASK 0xff00
1573 struct kvm_assigned_irq {
1574 __u32 assigned_dev_id;
1575 __u32 host_irq; /* ignored (legacy field) */
1583 struct kvm_assigned_msix_nr {
1584 __u32 assigned_dev_id;
1589 #define KVM_MAX_MSIX_PER_DEV 256
1590 struct kvm_assigned_msix_entry {
1591 __u32 assigned_dev_id;
1593 __u16 entry; /* The index of entry in the MSI-X table */
1597 #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0)
1598 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1)
1600 /* Available with KVM_CAP_ARM_USER_IRQ */
1602 /* Bits for run->s.regs.device_irq_level */
1603 #define KVM_ARM_DEV_EL1_VTIMER (1 << 0)
1604 #define KVM_ARM_DEV_EL1_PTIMER (1 << 1)
1605 #define KVM_ARM_DEV_PMU (1 << 2)
1607 struct kvm_hyperv_eventfd {
1614 #define KVM_HYPERV_CONN_ID_MASK 0x00ffffff
1615 #define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0)
1617 #endif /* __LINUX_KVM_H */