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/const.h>
12 #include <linux/types.h>
13 #include <linux/compiler.h>
14 #include <linux/ioctl.h>
17 #define KVM_API_VERSION 12
19 /* *** Deprecated interfaces *** */
21 #define KVM_TRC_SHIFT 16
23 #define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT)
24 #define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1))
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)
30 #define KVM_TRC_HEAD_SIZE 12
31 #define KVM_TRC_CYCLE_SIZE 8
32 #define KVM_TRC_EXTRA_MAX 7
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)
59 struct kvm_user_trace_setup {
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)
69 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
71 struct kvm_breakpoint {
77 struct kvm_debug_guest {
80 struct kvm_breakpoint breakpoints[4];
84 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
86 /* *** End of deprecated interfaces *** */
89 /* for KVM_CREATE_MEMORY_REGION */
90 struct kvm_memory_region {
93 __u64 guest_phys_addr;
94 __u64 memory_size; /* bytes */
97 /* for KVM_SET_USER_MEMORY_REGION */
98 struct kvm_userspace_memory_region {
101 __u64 guest_phys_addr;
102 __u64 memory_size; /* bytes */
103 __u64 userspace_addr; /* start of the userspace allocated memory */
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.
111 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
112 #define KVM_MEM_READONLY (1UL << 1)
114 /* for KVM_IRQ_LINE */
115 struct kvm_irq_level {
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..
120 * For ARM: See Documentation/virt/kvm/api.rst
134 char dummy[512]; /* reserving space */
135 #ifdef __KVM_HAVE_PIT
136 struct kvm_pic_state pic;
138 #ifdef __KVM_HAVE_IOAPIC
139 struct kvm_ioapic_state ioapic;
144 /* for KVM_CREATE_PIT2 */
145 struct kvm_pit_config {
150 #define KVM_PIT_SPEAKER_DUMMY 1
152 struct kvm_s390_skeys {
160 #define KVM_S390_CMMA_PEEK (1 << 0)
163 * kvm_s390_cmma_log - Used for CMMA migration.
165 * Used both for input and output.
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
174 * @values: Pointer to the values buffer.
176 * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
178 struct kvm_s390_cmma_log {
189 struct kvm_hyperv_exit {
190 #define KVM_EXIT_HYPERV_SYNIC 1
191 #define KVM_EXIT_HYPERV_HCALL 2
192 #define KVM_EXIT_HYPERV_SYNDBG 3
220 struct kvm_xen_exit {
221 #define KVM_EXIT_XEN_HCALL 1
234 #define KVM_S390_GET_SKEYS_NONE 1
235 #define KVM_S390_SKEYS_MAX 1048576
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
265 #define KVM_EXIT_ARM_NISV 28
266 #define KVM_EXIT_X86_RDMSR 29
267 #define KVM_EXIT_X86_WRMSR 30
268 #define KVM_EXIT_DIRTY_RING_FULL 31
269 #define KVM_EXIT_AP_RESET_HOLD 32
270 #define KVM_EXIT_X86_BUS_LOCK 33
271 #define KVM_EXIT_XEN 34
272 #define KVM_EXIT_RISCV_SBI 35
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
281 /* Encounter unexpected vm-exit reason */
282 #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4
284 /* Flags that describe what fields in emulation_failure hold valid data. */
285 #define KVM_INTERNAL_ERROR_EMULATION_FLAG_INSTRUCTION_BYTES (1ULL << 0)
287 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
290 __u8 request_interrupt_window;
296 __u8 ready_for_interrupt_injection;
300 /* in (pre_kvm_run), out (post_kvm_run) */
305 /* the processor status word for s390 */
306 __u64 psw_mask; /* psw upper half */
307 __u64 psw_addr; /* psw lower half */
310 /* KVM_EXIT_UNKNOWN */
312 __u64 hardware_exit_reason;
314 /* KVM_EXIT_FAIL_ENTRY */
316 __u64 hardware_entry_failure_reason;
319 /* KVM_EXIT_EXCEPTION */
326 #define KVM_EXIT_IO_IN 0
327 #define KVM_EXIT_IO_OUT 1
329 __u8 size; /* bytes */
332 __u64 data_offset; /* relative to kvm_run start */
336 struct kvm_debug_exit_arch arch;
345 /* KVM_EXIT_HYPERCALL */
353 /* KVM_EXIT_TPR_ACCESS */
359 /* KVM_EXIT_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 */
374 __u64 trans_exc_code;
377 /* KVM_EXIT_DCR (deprecated) */
383 /* KVM_EXIT_INTERNAL_ERROR */
386 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
391 * KVM_INTERNAL_ERROR_EMULATION
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).
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!
417 /* Arbitrary debug data may follow. */
423 /* KVM_EXIT_PAPR_HCALL */
429 /* KVM_EXIT_S390_TSCH */
442 /* KVM_EXIT_SYSTEM_EVENT */
444 #define KVM_SYSTEM_EVENT_SHUTDOWN 1
445 #define KVM_SYSTEM_EVENT_RESET 2
446 #define KVM_SYSTEM_EVENT_CRASH 3
447 #define KVM_SYSTEM_EVENT_WAKEUP 4
448 #define KVM_SYSTEM_EVENT_SUSPEND 5
449 #define KVM_SYSTEM_EVENT_SEV_TERM 6
459 /* KVM_EXIT_S390_STSI */
468 /* KVM_EXIT_IOAPIC_EOI */
472 /* KVM_EXIT_HYPERV */
473 struct kvm_hyperv_exit hyperv;
474 /* KVM_EXIT_ARM_NISV */
479 /* KVM_EXIT_X86_RDMSR / KVM_EXIT_X86_WRMSR */
481 __u8 error; /* user -> kernel */
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 */
491 struct kvm_xen_exit xen;
492 /* KVM_EXIT_RISCV_SBI */
494 unsigned long extension_id;
495 unsigned long function_id;
496 unsigned long args[6];
497 unsigned long ret[2];
499 /* Fix the size of the union. */
503 /* 2048 is the size of the char array used to bound/pad the size
504 * of the union that holds sync regs.
506 #define SYNC_REGS_SIZE_BYTES 2048
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
514 __u64 kvm_valid_regs;
515 __u64 kvm_dirty_regs;
517 struct kvm_sync_regs regs;
518 char padding[SYNC_REGS_SIZE_BYTES];
522 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
524 struct kvm_coalesced_mmio_zone {
533 struct kvm_coalesced_mmio {
543 struct kvm_coalesced_mmio_ring {
545 struct kvm_coalesced_mmio coalesced_mmio[0];
548 #define KVM_COALESCED_MMIO_MAX \
549 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
550 sizeof(struct kvm_coalesced_mmio))
552 /* for KVM_TRANSLATE */
553 struct kvm_translation {
555 __u64 linear_address;
558 __u64 physical_address;
565 /* for KVM_S390_MEM_OP */
566 struct kvm_s390_mem_op {
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 */
575 __u8 ar; /* the access register number */
576 __u8 key; /* access key, ignored if flag unset */
578 __u32 sida_offset; /* offset into the sida */
579 __u8 reserved[32]; /* ignored */
582 /* types for kvm_s390_mem_op->op */
583 #define KVM_S390_MEMOP_LOGICAL_READ 0
584 #define KVM_S390_MEMOP_LOGICAL_WRITE 1
585 #define KVM_S390_MEMOP_SIDA_READ 2
586 #define KVM_S390_MEMOP_SIDA_WRITE 3
587 #define KVM_S390_MEMOP_ABSOLUTE_READ 4
588 #define KVM_S390_MEMOP_ABSOLUTE_WRITE 5
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)
592 #define KVM_S390_MEMOP_F_SKEY_PROTECTION (1ULL << 2)
594 /* for KVM_INTERRUPT */
595 struct kvm_interrupt {
600 /* for KVM_GET_DIRTY_LOG */
601 struct kvm_dirty_log {
605 void __user *dirty_bitmap; /* one bit per page */
610 /* for KVM_CLEAR_DIRTY_LOG */
611 struct kvm_clear_dirty_log {
616 void __user *dirty_bitmap; /* one bit per page */
621 /* for KVM_SET_SIGNAL_MASK */
622 struct kvm_signal_mask {
627 /* for KVM_TPR_ACCESS_REPORTING */
628 struct kvm_tpr_access_ctl {
634 /* for KVM_SET_VAPIC_ADDR */
635 struct kvm_vapic_addr {
639 /* for KVM_SET_MP_STATE */
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
651 #define KVM_MP_STATE_AP_RESET_HOLD 9
652 #define KVM_MP_STATE_SUSPENDED 10
654 struct kvm_mp_state {
658 struct kvm_s390_psw {
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) \
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
688 struct kvm_s390_interrupt {
694 struct kvm_s390_io_info {
701 struct kvm_s390_ext_info {
707 struct kvm_s390_pgm_info {
708 __u64 trans_exc_code;
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
728 struct kvm_s390_prefix_info {
732 struct kvm_s390_extcall_info {
736 struct kvm_s390_emerg_info {
740 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
741 struct kvm_s390_stop_info {
745 struct kvm_s390_mchk_info {
748 __u64 failing_storage_address;
749 __u32 ext_damage_code;
751 __u8 fixed_logout[16];
754 struct kvm_s390_irq {
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;
769 struct kvm_s390_irq_state {
771 __u32 flags; /* will stay unused for compatibility reasons */
773 __u32 reserved[4]; /* will stay unused for compatibility reasons */
776 /* for KVM_SET_GUEST_DEBUG */
778 #define KVM_GUESTDBG_ENABLE 0x00000001
779 #define KVM_GUESTDBG_SINGLESTEP 0x00000002
781 struct kvm_guest_debug {
784 struct kvm_guest_debug_arch arch;
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,
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)
802 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
804 struct kvm_ioeventfd {
806 __u64 addr; /* legal pio/mmio address */
807 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
813 #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0)
814 #define KVM_X86_DISABLE_EXITS_HLT (1 << 1)
815 #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2)
816 #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3)
817 #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \
818 KVM_X86_DISABLE_EXITS_HLT | \
819 KVM_X86_DISABLE_EXITS_PAUSE | \
820 KVM_X86_DISABLE_EXITS_CSTATE)
822 /* for KVM_ENABLE_CAP */
823 struct kvm_enable_cap {
831 /* for KVM_PPC_GET_PVINFO */
833 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
835 struct kvm_ppc_pvinfo {
842 /* for KVM_PPC_GET_SMMU_INFO */
843 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8
845 struct kvm_ppc_one_page_size {
846 __u32 page_shift; /* Page shift (or 0) */
847 __u32 pte_enc; /* Encoding in the HPTE (>>12) */
850 struct 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];
856 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001
857 #define KVM_PPC_1T_SEGMENTS 0x00000002
858 #define KVM_PPC_NO_HASH 0x00000004
860 struct kvm_ppc_smmu_info {
863 __u16 data_keys; /* # storage keys supported for data */
864 __u16 instr_keys; /* # storage keys supported for instructions */
865 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
868 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
869 struct kvm_ppc_resize_hpt {
877 /* machine type bits, to be used as argument to KVM_CREATE_VM */
878 #define KVM_VM_S390_UCONTROL 1
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
884 /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */
885 #define KVM_VM_MIPS_AUTO 0
886 #define KVM_VM_MIPS_VZ 1
887 #define KVM_VM_MIPS_TE 2
889 #define KVM_S390_SIE_PAGE_OFFSET 1
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.
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)
901 * ioctls for /dev/kvm fds:
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)
907 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
909 * Check if a kvm extension is available. Argument is extension number,
910 * return is 1 (yes) or 0 (no, sorry).
912 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
914 * Get size for mmap(vcpu_fd)
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)
922 #define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
925 * Extension capability list.
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
950 #ifdef __KVM_HAVE_PIT
951 #define KVM_CAP_REINJECT_CONTROL 24
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
961 #define KVM_CAP_IRQFD 32
962 #ifdef __KVM_HAVE_PIT
963 #define KVM_CAP_PIT2 33
965 #define KVM_CAP_SET_BOOT_CPU_ID 34
966 #ifdef __KVM_HAVE_PIT_STATE2
967 #define KVM_CAP_PIT_STATE2 35
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
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
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
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
997 #ifdef __KVM_HAVE_XCRS
998 #define KVM_CAP_XCRS 56
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
1086 #define KVM_CAP_X86_DISABLE_EXITS 143
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
1093 #define KVM_CAP_S390_AIS_MIGRATION 150
1094 #define KVM_CAP_PPC_GET_CPU_CHAR 151
1095 #define KVM_CAP_S390_BPB 152
1096 #define KVM_CAP_GET_MSR_FEATURES 153
1097 #define KVM_CAP_HYPERV_EVENTFD 154
1098 #define KVM_CAP_HYPERV_TLBFLUSH 155
1099 #define KVM_CAP_S390_HPAGE_1M 156
1100 #define KVM_CAP_NESTED_STATE 157
1101 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158
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
1107 #define KVM_CAP_EXCEPTION_PAYLOAD 164
1108 #define KVM_CAP_ARM_VM_IPA_SIZE 165
1109 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
1110 #define KVM_CAP_HYPERV_CPUID 167
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
1116 #define KVM_CAP_PMU_EVENT_FILTER 173
1117 #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
1118 #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
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
1122 #define KVM_CAP_S390_VCPU_RESETS 179
1123 #define KVM_CAP_S390_PROTECTED 180
1124 #define KVM_CAP_PPC_SECURE_GUEST 181
1125 #define KVM_CAP_HALT_POLL 182
1126 #define KVM_CAP_ASYNC_PF_INT 183
1127 #define KVM_CAP_LAST_CPU 184
1128 #define KVM_CAP_SMALLER_MAXPHYADDR 185
1129 #define KVM_CAP_S390_DIAG318 186
1130 #define KVM_CAP_STEAL_TIME 187
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
1134 #define KVM_CAP_SYS_HYPERV_CPUID 191
1135 #define KVM_CAP_DIRTY_LOG_RING 192
1136 #define KVM_CAP_X86_BUS_LOCK_EXIT 193
1137 #define KVM_CAP_PPC_DAWR1 194
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
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
1149 #define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206
1150 #define KVM_CAP_VM_GPA_BITS 207
1151 #define KVM_CAP_XSAVE2 208
1152 #define KVM_CAP_SYS_ATTRIBUTES 209
1153 #define KVM_CAP_PPC_AIL_MODE_3 210
1154 #define KVM_CAP_S390_MEM_OP_EXTENSION 211
1155 #define KVM_CAP_PMU_CAPABILITY 212
1156 #define KVM_CAP_DISABLE_QUIRKS2 213
1157 #define KVM_CAP_VM_TSC_CONTROL 214
1158 #define KVM_CAP_SYSTEM_EVENT_DATA 215
1159 #define KVM_CAP_ARM_SYSTEM_SUSPEND 216
1161 #ifdef KVM_CAP_IRQ_ROUTING
1163 struct kvm_irq_routing_irqchip {
1168 struct kvm_irq_routing_msi {
1178 struct kvm_irq_routing_s390_adapter {
1182 __u32 summary_offset;
1186 struct kvm_irq_routing_hv_sint {
1191 struct kvm_irq_routing_xen_evtchn {
1197 #define KVM_IRQ_ROUTING_XEN_EVTCHN_PRIO_2LEVEL ((__u32)(-1))
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
1204 #define KVM_IRQ_ROUTING_XEN_EVTCHN 5
1206 struct kvm_irq_routing_entry {
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;
1216 struct kvm_irq_routing_xen_evtchn xen_evtchn;
1221 struct kvm_irq_routing {
1224 struct kvm_irq_routing_entry entries[0];
1231 struct kvm_x86_mce {
1242 #ifdef KVM_CAP_XEN_HVM
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)
1246 #define KVM_XEN_HVM_CONFIG_RUNSTATE (1 << 3)
1247 #define KVM_XEN_HVM_CONFIG_EVTCHN_2LEVEL (1 << 4)
1248 #define KVM_XEN_HVM_CONFIG_EVTCHN_SEND (1 << 5)
1250 struct kvm_xen_hvm_config {
1261 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1263 * Available with KVM_CAP_IRQFD_RESAMPLE
1265 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1266 * the irqfd to operate in resampling mode for level triggered interrupt
1267 * emulation. See Documentation/virt/kvm/api.rst.
1269 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1279 /* For KVM_CAP_ADJUST_CLOCK */
1281 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */
1282 #define KVM_CLOCK_TSC_STABLE 2
1283 #define KVM_CLOCK_REALTIME (1 << 2)
1284 #define KVM_CLOCK_HOST_TSC (1 << 3)
1286 struct kvm_clock_data {
1295 /* For KVM_CAP_SW_TLB */
1297 #define KVM_MMU_FSL_BOOKE_NOHV 0
1298 #define KVM_MMU_FSL_BOOKE_HV 1
1300 struct kvm_config_tlb {
1307 struct kvm_dirty_tlb {
1312 /* Available with KVM_CAP_ONE_REG */
1314 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL
1315 #define KVM_REG_GENERIC 0x0000000000000000ULL
1318 * Architecture specific registers are to be defined in arch headers and
1319 * ORed with the arch identifier.
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
1328 #define KVM_REG_RISCV 0x8000000000000000ULL
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
1340 #define KVM_REG_SIZE_U2048 0x0080000000000000ULL
1342 struct kvm_reg_list {
1343 __u64 n; /* number of regs */
1347 struct kvm_one_reg {
1352 #define KVM_MSI_VALID_DEVID (1U << 0)
1362 struct kvm_arm_device_addr {
1368 * Device control API, available with KVM_CAP_DEVICE_CTRL
1370 #define KVM_CREATE_DEVICE_TEST 1
1372 struct 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 */
1378 struct 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 */
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
1390 enum 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
1396 #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS
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
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
1408 #define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE
1409 KVM_DEV_TYPE_ARM_PV_TIME,
1410 #define KVM_DEV_TYPE_ARM_PV_TIME KVM_DEV_TYPE_ARM_PV_TIME
1414 struct kvm_vfio_spapr_tce {
1422 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
1424 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
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)
1438 /* enable ucontrol for s390 */
1439 struct kvm_s390_ucas_mapping {
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)
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)
1487 /* Available with KVM_CAP_TSC_CONTROL for a vCPU, or with
1488 * KVM_CAP_VM_TSC_CONTROL to set defaults for a VM */
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)
1518 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1519 #define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char)
1520 /* Available with KVM_CAP_PMU_EVENT_FILTER */
1521 #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter)
1522 #define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3)
1523 #define KVM_ARM_MTE_COPY_TAGS _IOR(KVMIO, 0xb4, struct kvm_arm_copy_mte_tags)
1525 /* ioctl for vm fd */
1526 #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
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)
1534 * ioctls for vcpu fds
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)
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)
1586 * vcpu version available with KVM_ENABLE_CAP
1587 * vm version available with KVM_CAP_ENABLE_CAP_VM
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)
1621 /* Memory Encryption Commands */
1622 #define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long)
1624 struct kvm_enc_region {
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)
1632 /* Available with KVM_CAP_HYPERV_EVENTFD */
1633 #define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd)
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)
1639 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
1640 #define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1642 /* Available with KVM_CAP_HYPERV_CPUID (vcpu) / KVM_CAP_SYS_HYPERV_CPUID (system) */
1643 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1645 /* Available with KVM_CAP_ARM_SVE */
1646 #define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int)
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)
1652 struct kvm_s390_pv_sec_parm {
1657 struct kvm_s390_pv_unp {
1666 KVM_PV_SET_SEC_PARMS,
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 */
1682 /* Available with KVM_CAP_S390_PROTECTED */
1683 #define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd)
1685 /* Available with KVM_CAP_X86_MSR_FILTER */
1686 #define KVM_X86_SET_MSR_FILTER _IOW(KVMIO, 0xc6, struct kvm_msr_filter)
1688 /* Available with KVM_CAP_DIRTY_LOG_RING */
1689 #define KVM_RESET_DIRTY_RINGS _IO(KVMIO, 0xc7)
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)
1695 struct kvm_xen_hvm_attr {
1706 __u32 type; /* EVTCHNSTAT_ipi / EVTCHNSTAT_interdomain */
1708 #define KVM_XEN_EVTCHN_DEASSIGN (1 << 0)
1709 #define KVM_XEN_EVTCHN_UPDATE (1 << 1)
1710 #define KVM_XEN_EVTCHN_RESET (1 << 2)
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.
1723 __u32 port; /* Zero for eventfd */
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
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
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)
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)
1749 #define KVM_GET_SREGS2 _IOR(KVMIO, 0xcc, struct kvm_sregs2)
1750 #define KVM_SET_SREGS2 _IOW(KVMIO, 0xcd, struct kvm_sregs2)
1752 struct kvm_xen_vcpu_attr {
1760 __u64 state_entry_time;
1762 __u64 time_runnable;
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
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
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
1788 /* Secure Encrypted Virtualization command */
1790 /* Guest initialization commands */
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) */
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,
1816 /* Attestation report */
1817 KVM_SEV_GET_ATTESTATION_REPORT,
1818 /* Guest Migration Extension */
1819 KVM_SEV_SEND_CANCEL,
1824 struct kvm_sev_cmd {
1831 struct kvm_sev_launch_start {
1836 __u64 session_uaddr;
1840 struct kvm_sev_launch_update_data {
1846 struct kvm_sev_launch_secret {
1855 struct kvm_sev_launch_measure {
1860 struct kvm_sev_guest_status {
1866 struct kvm_sev_dbg {
1872 struct kvm_sev_attestation_report {
1878 struct kvm_sev_send_start {
1880 __u64 pdh_cert_uaddr;
1882 __u64 plat_certs_uaddr;
1883 __u32 plat_certs_len;
1884 __u64 amd_certs_uaddr;
1885 __u32 amd_certs_len;
1886 __u64 session_uaddr;
1890 struct kvm_sev_send_update_data {
1899 struct kvm_sev_receive_start {
1904 __u64 session_uaddr;
1908 struct kvm_sev_receive_update_data {
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)
1921 struct kvm_assigned_pci_dev {
1922 __u32 assigned_dev_id;
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)
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)
1940 #define KVM_DEV_IRQ_HOST_MASK 0x00ff
1941 #define KVM_DEV_IRQ_GUEST_MASK 0xff00
1943 struct kvm_assigned_irq {
1944 __u32 assigned_dev_id;
1945 __u32 host_irq; /* ignored (legacy field) */
1953 struct kvm_assigned_msix_nr {
1954 __u32 assigned_dev_id;
1959 #define KVM_MAX_MSIX_PER_DEV 256
1960 struct kvm_assigned_msix_entry {
1961 __u32 assigned_dev_id;
1963 __u16 entry; /* The index of entry in the MSI-X table */
1967 #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0)
1968 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1)
1970 /* Available with KVM_CAP_ARM_USER_IRQ */
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)
1977 struct kvm_hyperv_eventfd {
1984 #define KVM_HYPERV_CONN_ID_MASK 0x00ffffff
1985 #define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0)
1987 #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0)
1988 #define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1)
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.
1995 #ifndef KVM_DIRTY_LOG_PAGE_OFFSET
1996 #define KVM_DIRTY_LOG_PAGE_OFFSET 0
2000 * KVM dirty GFN flags, defined as:
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 * |---------------+---------------+--------------|
2010 * Lifecycle of a dirty GFN goes like:
2012 * dirtied harvested reset
2013 * 00 -----------> 01 -------------> 1X -------+
2016 * +------------------------------------------+
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.
2022 #define KVM_DIRTY_GFN_F_DIRTY _BITUL(0)
2023 #define KVM_DIRTY_GFN_F_RESET _BITUL(1)
2024 #define KVM_DIRTY_GFN_F_MASK 0x3
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.
2032 struct kvm_dirty_gfn {
2038 #define KVM_BUS_LOCK_DETECTION_OFF (1 << 0)
2039 #define KVM_BUS_LOCK_DETECTION_EXIT (1 << 1)
2041 #define KVM_PMU_CAP_DISABLE (1 << 0)
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.
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.
2062 struct kvm_stats_header {
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)
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
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)
2086 #define KVM_STATS_UNIT_MAX KVM_STATS_UNIT_CYCLES
2088 #define KVM_STATS_BASE_SHIFT 8
2089 #define KVM_STATS_BASE_MASK (0xF << KVM_STATS_BASE_SHIFT)
2090 #define KVM_STATS_BASE_POW10 (0x0 << KVM_STATS_BASE_SHIFT)
2091 #define KVM_STATS_BASE_POW2 (0x1 << KVM_STATS_BASE_SHIFT)
2092 #define KVM_STATS_BASE_MAX KVM_STATS_BASE_POW2
2095 * struct kvm_stats_desc - Descriptor of a KVM statistics.
2096 * @flags: Annotations of the stats, like type, unit, etc.
2097 * @exponent: Used together with @flags to determine the unit.
2098 * @size: The number of data items for this stats.
2099 * Every data item is of type __u64.
2100 * @offset: The offset of the stats to the start of stat structure in
2101 * structure kvm or kvm_vcpu.
2102 * @bucket_size: A parameter value used for histogram stats. It is only used
2103 * for linear histogram stats, specifying the size of the bucket;
2104 * @name: The name string for the stats. Its size is indicated by the
2105 * &kvm_stats_header->name_size.
2107 struct kvm_stats_desc {
2116 #define KVM_GET_STATS_FD _IO(KVMIO, 0xce)
2118 /* Available with KVM_CAP_XSAVE2 */
2119 #define KVM_GET_XSAVE2 _IOR(KVMIO, 0xcf, struct kvm_xsave)
2121 #endif /* __LINUX_KVM_H */