5 * Userspace interface for /dev/kvm - kernel based virtual machine
7 * Note: you must update KVM_API_VERSION if you change this interface.
10 #include <linux/types.h>
11 #include <linux/compiler.h>
12 #include <linux/ioctl.h>
15 #define KVM_API_VERSION 12
17 /* *** Deprecated interfaces *** */
19 #define KVM_TRC_SHIFT 16
21 #define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT)
22 #define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1))
24 #define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01)
25 #define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02)
26 #define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01)
28 #define KVM_TRC_HEAD_SIZE 12
29 #define KVM_TRC_CYCLE_SIZE 8
30 #define KVM_TRC_EXTRA_MAX 7
32 #define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02)
33 #define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03)
34 #define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04)
35 #define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05)
36 #define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06)
37 #define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07)
38 #define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08)
39 #define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09)
40 #define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A)
41 #define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B)
42 #define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C)
43 #define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D)
44 #define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E)
45 #define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F)
46 #define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10)
47 #define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11)
48 #define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12)
49 #define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13)
50 #define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14)
51 #define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15)
52 #define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16)
53 #define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17)
54 #define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18)
55 #define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19)
57 struct kvm_user_trace_setup {
62 #define __KVM_DEPRECATED_MAIN_W_0x06 \
63 _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
64 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
65 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
67 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
69 struct kvm_breakpoint {
75 struct kvm_debug_guest {
78 struct kvm_breakpoint breakpoints[4];
82 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
84 /* *** End of deprecated interfaces *** */
87 /* for KVM_CREATE_MEMORY_REGION */
88 struct kvm_memory_region {
91 __u64 guest_phys_addr;
92 __u64 memory_size; /* bytes */
95 /* for KVM_SET_USER_MEMORY_REGION */
96 struct kvm_userspace_memory_region {
99 __u64 guest_phys_addr;
100 __u64 memory_size; /* bytes */
101 __u64 userspace_addr; /* start of the userspace allocated memory */
105 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
106 * other bits are reserved for kvm internal use which are defined in
107 * include/linux/kvm_host.h.
109 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
110 #define KVM_MEM_READONLY (1UL << 1)
112 /* for KVM_IRQ_LINE */
113 struct kvm_irq_level {
115 * ACPI gsi notion of irq.
116 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
117 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
118 * For ARM: See Documentation/virtual/kvm/api.txt
132 char dummy[512]; /* reserving space */
133 #ifdef __KVM_HAVE_PIT
134 struct kvm_pic_state pic;
136 #ifdef __KVM_HAVE_IOAPIC
137 struct kvm_ioapic_state ioapic;
142 /* for KVM_CREATE_PIT2 */
143 struct kvm_pit_config {
148 #define KVM_PIT_SPEAKER_DUMMY 1
150 struct kvm_s390_skeys {
157 #define KVM_S390_GET_SKEYS_NONE 1
158 #define KVM_S390_SKEYS_MAX 1048576
160 #define KVM_EXIT_UNKNOWN 0
161 #define KVM_EXIT_EXCEPTION 1
162 #define KVM_EXIT_IO 2
163 #define KVM_EXIT_HYPERCALL 3
164 #define KVM_EXIT_DEBUG 4
165 #define KVM_EXIT_HLT 5
166 #define KVM_EXIT_MMIO 6
167 #define KVM_EXIT_IRQ_WINDOW_OPEN 7
168 #define KVM_EXIT_SHUTDOWN 8
169 #define KVM_EXIT_FAIL_ENTRY 9
170 #define KVM_EXIT_INTR 10
171 #define KVM_EXIT_SET_TPR 11
172 #define KVM_EXIT_TPR_ACCESS 12
173 #define KVM_EXIT_S390_SIEIC 13
174 #define KVM_EXIT_S390_RESET 14
175 #define KVM_EXIT_DCR 15 /* deprecated */
176 #define KVM_EXIT_NMI 16
177 #define KVM_EXIT_INTERNAL_ERROR 17
178 #define KVM_EXIT_OSI 18
179 #define KVM_EXIT_PAPR_HCALL 19
180 #define KVM_EXIT_S390_UCONTROL 20
181 #define KVM_EXIT_WATCHDOG 21
182 #define KVM_EXIT_S390_TSCH 22
183 #define KVM_EXIT_EPR 23
184 #define KVM_EXIT_SYSTEM_EVENT 24
185 #define KVM_EXIT_S390_STSI 25
186 #define KVM_EXIT_IOAPIC_EOI 26
188 /* For KVM_EXIT_INTERNAL_ERROR */
189 /* Emulate instruction failed. */
190 #define KVM_INTERNAL_ERROR_EMULATION 1
191 /* Encounter unexpected simultaneous exceptions. */
192 #define KVM_INTERNAL_ERROR_SIMUL_EX 2
193 /* Encounter unexpected vm-exit due to delivery event. */
194 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3
196 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
199 __u8 request_interrupt_window;
204 __u8 ready_for_interrupt_injection;
208 /* in (pre_kvm_run), out (post_kvm_run) */
213 /* the processor status word for s390 */
214 __u64 psw_mask; /* psw upper half */
215 __u64 psw_addr; /* psw lower half */
218 /* KVM_EXIT_UNKNOWN */
220 __u64 hardware_exit_reason;
222 /* KVM_EXIT_FAIL_ENTRY */
224 __u64 hardware_entry_failure_reason;
226 /* KVM_EXIT_EXCEPTION */
233 #define KVM_EXIT_IO_IN 0
234 #define KVM_EXIT_IO_OUT 1
236 __u8 size; /* bytes */
239 __u64 data_offset; /* relative to kvm_run start */
243 struct kvm_debug_exit_arch arch;
252 /* KVM_EXIT_HYPERCALL */
260 /* KVM_EXIT_TPR_ACCESS */
266 /* KVM_EXIT_S390_SIEIC */
272 /* KVM_EXIT_S390_RESET */
273 #define KVM_S390_RESET_POR 1
274 #define KVM_S390_RESET_CLEAR 2
275 #define KVM_S390_RESET_SUBSYSTEM 4
276 #define KVM_S390_RESET_CPU_INIT 8
277 #define KVM_S390_RESET_IPL 16
278 __u64 s390_reset_flags;
279 /* KVM_EXIT_S390_UCONTROL */
281 __u64 trans_exc_code;
284 /* KVM_EXIT_DCR (deprecated) */
290 /* KVM_EXIT_INTERNAL_ERROR */
293 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
301 /* KVM_EXIT_PAPR_HCALL */
307 /* KVM_EXIT_S390_TSCH */
320 /* KVM_EXIT_SYSTEM_EVENT */
322 #define KVM_SYSTEM_EVENT_SHUTDOWN 1
323 #define KVM_SYSTEM_EVENT_RESET 2
324 #define KVM_SYSTEM_EVENT_CRASH 3
328 /* KVM_EXIT_S390_STSI */
337 /* KVM_EXIT_IOAPIC_EOI */
341 /* Fix the size of the union. */
346 * shared registers between kvm and userspace.
347 * kvm_valid_regs specifies the register classes set by the host
348 * kvm_dirty_regs specified the register classes dirtied by userspace
349 * struct kvm_sync_regs is architecture specific, as well as the
350 * bits for kvm_valid_regs and kvm_dirty_regs
352 __u64 kvm_valid_regs;
353 __u64 kvm_dirty_regs;
355 struct kvm_sync_regs regs;
360 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
362 struct kvm_coalesced_mmio_zone {
368 struct kvm_coalesced_mmio {
375 struct kvm_coalesced_mmio_ring {
377 struct kvm_coalesced_mmio coalesced_mmio[0];
380 #define KVM_COALESCED_MMIO_MAX \
381 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
382 sizeof(struct kvm_coalesced_mmio))
384 /* for KVM_TRANSLATE */
385 struct kvm_translation {
387 __u64 linear_address;
390 __u64 physical_address;
397 /* for KVM_S390_MEM_OP */
398 struct kvm_s390_mem_op {
400 __u64 gaddr; /* the guest address */
401 __u64 flags; /* flags */
402 __u32 size; /* amount of bytes */
403 __u32 op; /* type of operation */
404 __u64 buf; /* buffer in userspace */
405 __u8 ar; /* the access register number */
406 __u8 reserved[31]; /* should be set to 0 */
408 /* types for kvm_s390_mem_op->op */
409 #define KVM_S390_MEMOP_LOGICAL_READ 0
410 #define KVM_S390_MEMOP_LOGICAL_WRITE 1
411 /* flags for kvm_s390_mem_op->flags */
412 #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0)
413 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1)
415 /* for KVM_INTERRUPT */
416 struct kvm_interrupt {
421 /* for KVM_GET_DIRTY_LOG */
422 struct kvm_dirty_log {
426 void __user *dirty_bitmap; /* one bit per page */
431 /* for KVM_SET_SIGNAL_MASK */
432 struct kvm_signal_mask {
437 /* for KVM_TPR_ACCESS_REPORTING */
438 struct kvm_tpr_access_ctl {
444 /* for KVM_SET_VAPIC_ADDR */
445 struct kvm_vapic_addr {
449 /* for KVM_SET_MP_STATE */
451 /* not all states are valid on all architectures */
452 #define KVM_MP_STATE_RUNNABLE 0
453 #define KVM_MP_STATE_UNINITIALIZED 1
454 #define KVM_MP_STATE_INIT_RECEIVED 2
455 #define KVM_MP_STATE_HALTED 3
456 #define KVM_MP_STATE_SIPI_RECEIVED 4
457 #define KVM_MP_STATE_STOPPED 5
458 #define KVM_MP_STATE_CHECK_STOP 6
459 #define KVM_MP_STATE_OPERATING 7
460 #define KVM_MP_STATE_LOAD 8
462 struct kvm_mp_state {
466 struct kvm_s390_psw {
471 /* valid values for type in kvm_s390_interrupt */
472 #define KVM_S390_SIGP_STOP 0xfffe0000u
473 #define KVM_S390_PROGRAM_INT 0xfffe0001u
474 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
475 #define KVM_S390_RESTART 0xfffe0003u
476 #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u
477 #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u
478 #define KVM_S390_MCHK 0xfffe1000u
479 #define KVM_S390_INT_CLOCK_COMP 0xffff1004u
480 #define KVM_S390_INT_CPU_TIMER 0xffff1005u
481 #define KVM_S390_INT_VIRTIO 0xffff2603u
482 #define KVM_S390_INT_SERVICE 0xffff2401u
483 #define KVM_S390_INT_EMERGENCY 0xffff1201u
484 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
485 /* Anything below 0xfffe0000u is taken by INT_IO */
486 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
491 #define KVM_S390_INT_IO_MIN 0x00000000u
492 #define KVM_S390_INT_IO_MAX 0xfffdffffu
493 #define KVM_S390_INT_IO_AI_MASK 0x04000000u
496 struct kvm_s390_interrupt {
502 struct kvm_s390_io_info {
509 struct kvm_s390_ext_info {
515 struct kvm_s390_pgm_info {
516 __u64 trans_exc_code;
530 struct kvm_s390_prefix_info {
534 struct kvm_s390_extcall_info {
538 struct kvm_s390_emerg_info {
542 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
543 struct kvm_s390_stop_info {
547 struct kvm_s390_mchk_info {
550 __u64 failing_storage_address;
551 __u32 ext_damage_code;
553 __u8 fixed_logout[16];
556 struct kvm_s390_irq {
559 struct kvm_s390_io_info io;
560 struct kvm_s390_ext_info ext;
561 struct kvm_s390_pgm_info pgm;
562 struct kvm_s390_emerg_info emerg;
563 struct kvm_s390_extcall_info extcall;
564 struct kvm_s390_prefix_info prefix;
565 struct kvm_s390_stop_info stop;
566 struct kvm_s390_mchk_info mchk;
571 struct kvm_s390_irq_state {
578 /* for KVM_SET_GUEST_DEBUG */
580 #define KVM_GUESTDBG_ENABLE 0x00000001
581 #define KVM_GUESTDBG_SINGLESTEP 0x00000002
583 struct kvm_guest_debug {
586 struct kvm_guest_debug_arch arch;
590 kvm_ioeventfd_flag_nr_datamatch,
591 kvm_ioeventfd_flag_nr_pio,
592 kvm_ioeventfd_flag_nr_deassign,
593 kvm_ioeventfd_flag_nr_virtio_ccw_notify,
594 kvm_ioeventfd_flag_nr_fast_mmio,
595 kvm_ioeventfd_flag_nr_max,
598 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
599 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
600 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
601 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
602 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
604 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
606 struct kvm_ioeventfd {
608 __u64 addr; /* legal pio/mmio address */
609 __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
615 /* for KVM_ENABLE_CAP */
616 struct kvm_enable_cap {
624 /* for KVM_PPC_GET_PVINFO */
625 struct kvm_ppc_pvinfo {
632 /* for KVM_PPC_GET_SMMU_INFO */
633 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8
635 struct kvm_ppc_one_page_size {
636 __u32 page_shift; /* Page shift (or 0) */
637 __u32 pte_enc; /* Encoding in the HPTE (>>12) */
640 struct kvm_ppc_one_seg_page_size {
641 __u32 page_shift; /* Base page shift of segment (or 0) */
642 __u32 slb_enc; /* SLB encoding for BookS */
643 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
646 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001
647 #define KVM_PPC_1T_SEGMENTS 0x00000002
649 struct kvm_ppc_smmu_info {
653 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
656 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
660 /* machine type bits, to be used as argument to KVM_CREATE_VM */
661 #define KVM_VM_S390_UCONTROL 1
663 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
664 #define KVM_VM_PPC_HV 1
665 #define KVM_VM_PPC_PR 2
667 #define KVM_S390_SIE_PAGE_OFFSET 1
670 * ioctls for /dev/kvm fds:
672 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
673 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
674 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
676 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
678 * Check if a kvm extension is available. Argument is extension number,
679 * return is 1 (yes) or 0 (no, sorry).
681 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
683 * Get size for mmap(vcpu_fd)
685 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
686 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
687 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
688 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
689 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
690 #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
693 * Extension capability list.
695 #define KVM_CAP_IRQCHIP 0
696 #define KVM_CAP_HLT 1
697 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
698 #define KVM_CAP_USER_MEMORY 3
699 #define KVM_CAP_SET_TSS_ADDR 4
700 #define KVM_CAP_VAPIC 6
701 #define KVM_CAP_EXT_CPUID 7
702 #define KVM_CAP_CLOCKSOURCE 8
703 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
704 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
705 #define KVM_CAP_PIT 11
706 #define KVM_CAP_NOP_IO_DELAY 12
707 #define KVM_CAP_PV_MMU 13
708 #define KVM_CAP_MP_STATE 14
709 #define KVM_CAP_COALESCED_MMIO 15
710 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
711 #define KVM_CAP_IOMMU 18
712 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
713 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
714 #define KVM_CAP_USER_NMI 22
715 #ifdef __KVM_HAVE_GUEST_DEBUG
716 #define KVM_CAP_SET_GUEST_DEBUG 23
718 #ifdef __KVM_HAVE_PIT
719 #define KVM_CAP_REINJECT_CONTROL 24
721 #define KVM_CAP_IRQ_ROUTING 25
722 #define KVM_CAP_IRQ_INJECT_STATUS 26
723 #define KVM_CAP_ASSIGN_DEV_IRQ 29
724 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
725 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
726 #ifdef __KVM_HAVE_MCE
727 #define KVM_CAP_MCE 31
729 #define KVM_CAP_IRQFD 32
730 #ifdef __KVM_HAVE_PIT
731 #define KVM_CAP_PIT2 33
733 #define KVM_CAP_SET_BOOT_CPU_ID 34
734 #ifdef __KVM_HAVE_PIT_STATE2
735 #define KVM_CAP_PIT_STATE2 35
737 #define KVM_CAP_IOEVENTFD 36
738 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
739 #ifdef __KVM_HAVE_XEN_HVM
740 #define KVM_CAP_XEN_HVM 38
742 #define KVM_CAP_ADJUST_CLOCK 39
743 #define KVM_CAP_INTERNAL_ERROR_DATA 40
744 #ifdef __KVM_HAVE_VCPU_EVENTS
745 #define KVM_CAP_VCPU_EVENTS 41
747 #define KVM_CAP_S390_PSW 42
748 #define KVM_CAP_PPC_SEGSTATE 43
749 #define KVM_CAP_HYPERV 44
750 #define KVM_CAP_HYPERV_VAPIC 45
751 #define KVM_CAP_HYPERV_SPIN 46
752 #define KVM_CAP_PCI_SEGMENT 47
753 #define KVM_CAP_PPC_PAIRED_SINGLES 48
754 #define KVM_CAP_INTR_SHADOW 49
755 #ifdef __KVM_HAVE_DEBUGREGS
756 #define KVM_CAP_DEBUGREGS 50
758 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
759 #define KVM_CAP_PPC_OSI 52
760 #define KVM_CAP_PPC_UNSET_IRQ 53
761 #define KVM_CAP_ENABLE_CAP 54
762 #ifdef __KVM_HAVE_XSAVE
763 #define KVM_CAP_XSAVE 55
765 #ifdef __KVM_HAVE_XCRS
766 #define KVM_CAP_XCRS 56
768 #define KVM_CAP_PPC_GET_PVINFO 57
769 #define KVM_CAP_PPC_IRQ_LEVEL 58
770 #define KVM_CAP_ASYNC_PF 59
771 #define KVM_CAP_TSC_CONTROL 60
772 #define KVM_CAP_GET_TSC_KHZ 61
773 #define KVM_CAP_PPC_BOOKE_SREGS 62
774 #define KVM_CAP_SPAPR_TCE 63
775 #define KVM_CAP_PPC_SMT 64
776 #define KVM_CAP_PPC_RMA 65
777 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
778 #define KVM_CAP_PPC_HIOR 67
779 #define KVM_CAP_PPC_PAPR 68
780 #define KVM_CAP_SW_TLB 69
781 #define KVM_CAP_ONE_REG 70
782 #define KVM_CAP_S390_GMAP 71
783 #define KVM_CAP_TSC_DEADLINE_TIMER 72
784 #define KVM_CAP_S390_UCONTROL 73
785 #define KVM_CAP_SYNC_REGS 74
786 #define KVM_CAP_PCI_2_3 75
787 #define KVM_CAP_KVMCLOCK_CTRL 76
788 #define KVM_CAP_SIGNAL_MSI 77
789 #define KVM_CAP_PPC_GET_SMMU_INFO 78
790 #define KVM_CAP_S390_COW 79
791 #define KVM_CAP_PPC_ALLOC_HTAB 80
792 #define KVM_CAP_READONLY_MEM 81
793 #define KVM_CAP_IRQFD_RESAMPLE 82
794 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
795 #define KVM_CAP_PPC_HTAB_FD 84
796 #define KVM_CAP_S390_CSS_SUPPORT 85
797 #define KVM_CAP_PPC_EPR 86
798 #define KVM_CAP_ARM_PSCI 87
799 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
800 #define KVM_CAP_DEVICE_CTRL 89
801 #define KVM_CAP_IRQ_MPIC 90
802 #define KVM_CAP_PPC_RTAS 91
803 #define KVM_CAP_IRQ_XICS 92
804 #define KVM_CAP_ARM_EL1_32BIT 93
805 #define KVM_CAP_SPAPR_MULTITCE 94
806 #define KVM_CAP_EXT_EMUL_CPUID 95
807 #define KVM_CAP_HYPERV_TIME 96
808 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
809 #define KVM_CAP_ENABLE_CAP_VM 98
810 #define KVM_CAP_S390_IRQCHIP 99
811 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
812 #define KVM_CAP_VM_ATTRIBUTES 101
813 #define KVM_CAP_ARM_PSCI_0_2 102
814 #define KVM_CAP_PPC_FIXUP_HCALL 103
815 #define KVM_CAP_PPC_ENABLE_HCALL 104
816 #define KVM_CAP_CHECK_EXTENSION_VM 105
817 #define KVM_CAP_S390_USER_SIGP 106
818 #define KVM_CAP_S390_VECTOR_REGISTERS 107
819 #define KVM_CAP_S390_MEM_OP 108
820 #define KVM_CAP_S390_USER_STSI 109
821 #define KVM_CAP_S390_SKEYS 110
822 #define KVM_CAP_MIPS_FPU 111
823 #define KVM_CAP_MIPS_MSA 112
824 #define KVM_CAP_S390_INJECT_IRQ 113
825 #define KVM_CAP_S390_IRQ_STATE 114
826 #define KVM_CAP_PPC_HWRNG 115
827 #define KVM_CAP_DISABLE_QUIRKS 116
828 #define KVM_CAP_X86_SMM 117
829 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
830 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
831 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
832 #define KVM_CAP_SPLIT_IRQCHIP 121
834 #ifdef KVM_CAP_IRQ_ROUTING
836 struct kvm_irq_routing_irqchip {
841 struct kvm_irq_routing_msi {
848 struct kvm_irq_routing_s390_adapter {
852 __u32 summary_offset;
856 /* gsi routing entry types */
857 #define KVM_IRQ_ROUTING_IRQCHIP 1
858 #define KVM_IRQ_ROUTING_MSI 2
859 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
861 struct kvm_irq_routing_entry {
867 struct kvm_irq_routing_irqchip irqchip;
868 struct kvm_irq_routing_msi msi;
869 struct kvm_irq_routing_s390_adapter adapter;
874 struct kvm_irq_routing {
877 struct kvm_irq_routing_entry entries[0];
895 #ifdef KVM_CAP_XEN_HVM
896 struct kvm_xen_hvm_config {
907 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
909 * Available with KVM_CAP_IRQFD_RESAMPLE
911 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
912 * the irqfd to operate in resampling mode for level triggered interrupt
913 * emulation. See Documentation/virtual/kvm/api.txt.
915 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
925 struct kvm_clock_data {
931 #define KVM_MMU_FSL_BOOKE_NOHV 0
932 #define KVM_MMU_FSL_BOOKE_HV 1
934 struct kvm_config_tlb {
941 struct kvm_dirty_tlb {
946 /* Available with KVM_CAP_ONE_REG */
948 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL
949 #define KVM_REG_GENERIC 0x0000000000000000ULL
952 * Architecture specific registers are to be defined in arch headers and
953 * ORed with the arch identifier.
955 #define KVM_REG_PPC 0x1000000000000000ULL
956 #define KVM_REG_X86 0x2000000000000000ULL
957 #define KVM_REG_IA64 0x3000000000000000ULL
958 #define KVM_REG_ARM 0x4000000000000000ULL
959 #define KVM_REG_S390 0x5000000000000000ULL
960 #define KVM_REG_ARM64 0x6000000000000000ULL
961 #define KVM_REG_MIPS 0x7000000000000000ULL
963 #define KVM_REG_SIZE_SHIFT 52
964 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
965 #define KVM_REG_SIZE_U8 0x0000000000000000ULL
966 #define KVM_REG_SIZE_U16 0x0010000000000000ULL
967 #define KVM_REG_SIZE_U32 0x0020000000000000ULL
968 #define KVM_REG_SIZE_U64 0x0030000000000000ULL
969 #define KVM_REG_SIZE_U128 0x0040000000000000ULL
970 #define KVM_REG_SIZE_U256 0x0050000000000000ULL
971 #define KVM_REG_SIZE_U512 0x0060000000000000ULL
972 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL
974 struct kvm_reg_list {
975 __u64 n; /* number of regs */
992 struct kvm_arm_device_addr {
998 * Device control API, available with KVM_CAP_DEVICE_CTRL
1000 #define KVM_CREATE_DEVICE_TEST 1
1002 struct kvm_create_device {
1003 __u32 type; /* in: KVM_DEV_TYPE_xxx */
1004 __u32 fd; /* out: device handle */
1005 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */
1008 struct kvm_device_attr {
1009 __u32 flags; /* no flags currently defined */
1010 __u32 group; /* device-defined */
1011 __u64 attr; /* group-defined */
1012 __u64 addr; /* userspace address of attr data */
1015 #define KVM_DEV_VFIO_GROUP 1
1016 #define KVM_DEV_VFIO_GROUP_ADD 1
1017 #define KVM_DEV_VFIO_GROUP_DEL 2
1019 enum kvm_device_type {
1020 KVM_DEV_TYPE_FSL_MPIC_20 = 1,
1021 #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20
1022 KVM_DEV_TYPE_FSL_MPIC_42,
1023 #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42
1025 #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS
1027 #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO
1028 KVM_DEV_TYPE_ARM_VGIC_V2,
1029 #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2
1031 #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC
1032 KVM_DEV_TYPE_ARM_VGIC_V3,
1033 #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3
1040 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
1042 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1045 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
1046 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
1047 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1048 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
1049 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
1050 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
1051 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1052 struct kvm_userspace_memory_region)
1053 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
1054 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
1056 /* enable ucontrol for s390 */
1057 struct kvm_s390_ucas_mapping {
1062 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1063 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1064 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
1066 /* Device model IOC */
1067 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
1068 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
1069 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1070 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
1071 #define KVM_CREATE_PIT _IO(KVMIO, 0x64)
1072 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1073 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
1074 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1075 #define KVM_REGISTER_COALESCED_MMIO \
1076 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
1077 #define KVM_UNREGISTER_COALESCED_MMIO \
1078 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
1079 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
1080 struct kvm_assigned_pci_dev)
1081 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
1082 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1083 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
1084 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
1085 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
1086 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
1087 struct kvm_assigned_pci_dev)
1088 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
1089 struct kvm_assigned_msix_nr)
1090 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
1091 struct kvm_assigned_msix_entry)
1092 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
1093 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
1094 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
1095 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
1096 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
1097 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
1098 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
1099 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
1100 /* Available with KVM_CAP_PIT_STATE2 */
1101 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
1102 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
1103 /* Available with KVM_CAP_PPC_GET_PVINFO */
1104 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
1105 /* Available with KVM_CAP_TSC_CONTROL */
1106 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
1107 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
1108 /* Available with KVM_CAP_PCI_2_3 */
1109 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
1110 struct kvm_assigned_pci_dev)
1111 /* Available with KVM_CAP_SIGNAL_MSI */
1112 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
1113 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1114 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
1115 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1116 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
1117 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
1118 /* Available with KVM_CAP_RMA */
1119 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
1120 /* Available with KVM_CAP_PPC_HTAB_FD */
1121 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
1122 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1123 #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
1124 /* Available with KVM_CAP_PPC_RTAS */
1125 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
1127 /* ioctl for vm fd */
1128 #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
1130 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1131 #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
1132 #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
1133 #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
1136 * ioctls for vcpu fds
1138 #define KVM_RUN _IO(KVMIO, 0x80)
1139 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
1140 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
1141 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
1142 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
1143 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
1144 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
1145 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1146 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
1147 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
1148 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
1149 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
1150 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
1151 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
1152 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
1153 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
1154 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
1155 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
1156 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1157 /* Available with KVM_CAP_VAPIC */
1158 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1159 /* Available with KVM_CAP_VAPIC */
1160 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
1161 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1162 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
1163 /* store status for s390 */
1164 #define KVM_S390_STORE_STATUS_NOADDR (-1ul)
1165 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
1166 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
1167 /* initial ipl psw for s390 */
1168 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
1169 /* initial reset for s390 */
1170 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
1171 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
1172 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
1173 /* Available with KVM_CAP_USER_NMI */
1174 #define KVM_NMI _IO(KVMIO, 0x9a)
1175 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1176 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
1178 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
1179 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
1180 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
1181 /* Available with KVM_CAP_VCPU_EVENTS */
1182 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
1183 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
1184 /* Available with KVM_CAP_DEBUGREGS */
1185 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
1186 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
1188 * vcpu version available with KVM_ENABLE_CAP
1189 * vm version available with KVM_CAP_ENABLE_CAP_VM
1191 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
1192 /* Available with KVM_CAP_XSAVE */
1193 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
1194 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
1195 /* Available with KVM_CAP_XCRS */
1196 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
1197 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
1198 /* Available with KVM_CAP_SW_TLB */
1199 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
1200 /* Available with KVM_CAP_ONE_REG */
1201 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
1202 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
1203 /* VM is being stopped by host */
1204 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
1205 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
1206 #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init)
1207 #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1208 /* Available with KVM_CAP_S390_MEM_OP */
1209 #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op)
1210 /* Available with KVM_CAP_S390_SKEYS */
1211 #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1212 #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1213 /* Available with KVM_CAP_S390_INJECT_IRQ */
1214 #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq)
1215 /* Available with KVM_CAP_S390_IRQ_STATE */
1216 #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1217 #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1218 /* Available with KVM_CAP_X86_SMM */
1219 #define KVM_SMI _IO(KVMIO, 0xb7)
1221 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
1222 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
1223 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
1225 struct kvm_assigned_pci_dev {
1226 __u32 assigned_dev_id;
1236 #define KVM_DEV_IRQ_HOST_INTX (1 << 0)
1237 #define KVM_DEV_IRQ_HOST_MSI (1 << 1)
1238 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
1240 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
1241 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
1242 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
1244 #define KVM_DEV_IRQ_HOST_MASK 0x00ff
1245 #define KVM_DEV_IRQ_GUEST_MASK 0xff00
1247 struct kvm_assigned_irq {
1248 __u32 assigned_dev_id;
1249 __u32 host_irq; /* ignored (legacy field) */
1257 struct kvm_assigned_msix_nr {
1258 __u32 assigned_dev_id;
1263 #define KVM_MAX_MSIX_PER_DEV 256
1264 struct kvm_assigned_msix_entry {
1265 __u32 assigned_dev_id;
1267 __u16 entry; /* The index of entry in the MSI-X table */
1271 #endif /* __LINUX_KVM_H */