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 /* for KVM_TRACE_ENABLE, deprecated */
18 struct kvm_user_trace_setup {
19 __u32 buf_size; /* sub_buffer size of each per-cpu */
20 __u32 buf_nr; /* the number of sub_buffers of each per-cpu */
23 /* for KVM_CREATE_MEMORY_REGION */
24 struct kvm_memory_region {
27 __u64 guest_phys_addr;
28 __u64 memory_size; /* bytes */
31 /* for KVM_SET_USER_MEMORY_REGION */
32 struct kvm_userspace_memory_region {
35 __u64 guest_phys_addr;
36 __u64 memory_size; /* bytes */
37 __u64 userspace_addr; /* start of the userspace allocated memory */
40 /* for kvm_memory_region::flags */
41 #define KVM_MEM_LOG_DIRTY_PAGES 1UL
44 /* for KVM_IRQ_LINE */
45 struct kvm_irq_level {
47 * ACPI gsi notion of irq.
48 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
49 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
63 char dummy[512]; /* reserving space */
65 struct kvm_pic_state pic;
67 #ifdef __KVM_HAVE_IOAPIC
68 struct kvm_ioapic_state ioapic;
73 /* for KVM_CREATE_PIT2 */
74 struct kvm_pit_config {
79 #define KVM_PIT_SPEAKER_DUMMY 1
81 #define KVM_EXIT_UNKNOWN 0
82 #define KVM_EXIT_EXCEPTION 1
84 #define KVM_EXIT_HYPERCALL 3
85 #define KVM_EXIT_DEBUG 4
86 #define KVM_EXIT_HLT 5
87 #define KVM_EXIT_MMIO 6
88 #define KVM_EXIT_IRQ_WINDOW_OPEN 7
89 #define KVM_EXIT_SHUTDOWN 8
90 #define KVM_EXIT_FAIL_ENTRY 9
91 #define KVM_EXIT_INTR 10
92 #define KVM_EXIT_SET_TPR 11
93 #define KVM_EXIT_TPR_ACCESS 12
94 #define KVM_EXIT_S390_SIEIC 13
95 #define KVM_EXIT_S390_RESET 14
96 #define KVM_EXIT_DCR 15
97 #define KVM_EXIT_NMI 16
98 #define KVM_EXIT_INTERNAL_ERROR 17
100 /* For KVM_EXIT_INTERNAL_ERROR */
101 #define KVM_INTERNAL_ERROR_EMULATION 1
103 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
106 __u8 request_interrupt_window;
111 __u8 ready_for_interrupt_injection;
115 /* in (pre_kvm_run), out (post_kvm_run) */
120 /* KVM_EXIT_UNKNOWN */
122 __u64 hardware_exit_reason;
124 /* KVM_EXIT_FAIL_ENTRY */
126 __u64 hardware_entry_failure_reason;
128 /* KVM_EXIT_EXCEPTION */
135 #define KVM_EXIT_IO_IN 0
136 #define KVM_EXIT_IO_OUT 1
138 __u8 size; /* bytes */
141 __u64 data_offset; /* relative to kvm_run start */
144 struct kvm_debug_exit_arch arch;
153 /* KVM_EXIT_HYPERCALL */
161 /* KVM_EXIT_TPR_ACCESS */
167 /* KVM_EXIT_S390_SIEIC */
170 __u64 mask; /* psw upper half */
171 __u64 addr; /* psw lower half */
175 /* KVM_EXIT_S390_RESET */
176 #define KVM_S390_RESET_POR 1
177 #define KVM_S390_RESET_CLEAR 2
178 #define KVM_S390_RESET_SUBSYSTEM 4
179 #define KVM_S390_RESET_CPU_INIT 8
180 #define KVM_S390_RESET_IPL 16
181 __u64 s390_reset_flags;
191 /* Fix the size of the union. */
196 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
198 struct kvm_coalesced_mmio_zone {
204 struct kvm_coalesced_mmio {
211 struct kvm_coalesced_mmio_ring {
213 struct kvm_coalesced_mmio coalesced_mmio[0];
216 #define KVM_COALESCED_MMIO_MAX \
217 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
218 sizeof(struct kvm_coalesced_mmio))
220 /* for KVM_TRANSLATE */
221 struct kvm_translation {
223 __u64 linear_address;
226 __u64 physical_address;
233 /* for KVM_INTERRUPT */
234 struct kvm_interrupt {
239 /* for KVM_GET_DIRTY_LOG */
240 struct kvm_dirty_log {
244 void __user *dirty_bitmap; /* one bit per page */
249 /* for KVM_SET_SIGNAL_MASK */
250 struct kvm_signal_mask {
255 /* for KVM_TPR_ACCESS_REPORTING */
256 struct kvm_tpr_access_ctl {
262 /* for KVM_SET_VAPIC_ADDR */
263 struct kvm_vapic_addr {
267 /* for KVM_SET_MPSTATE */
269 #define KVM_MP_STATE_RUNNABLE 0
270 #define KVM_MP_STATE_UNINITIALIZED 1
271 #define KVM_MP_STATE_INIT_RECEIVED 2
272 #define KVM_MP_STATE_HALTED 3
273 #define KVM_MP_STATE_SIPI_RECEIVED 4
275 struct kvm_mp_state {
279 struct kvm_s390_psw {
284 /* valid values for type in kvm_s390_interrupt */
285 #define KVM_S390_SIGP_STOP 0xfffe0000u
286 #define KVM_S390_PROGRAM_INT 0xfffe0001u
287 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
288 #define KVM_S390_RESTART 0xfffe0003u
289 #define KVM_S390_INT_VIRTIO 0xffff2603u
290 #define KVM_S390_INT_SERVICE 0xffff2401u
291 #define KVM_S390_INT_EMERGENCY 0xffff1201u
293 struct kvm_s390_interrupt {
299 /* for KVM_SET_GUEST_DEBUG */
301 #define KVM_GUESTDBG_ENABLE 0x00000001
302 #define KVM_GUESTDBG_SINGLESTEP 0x00000002
304 struct kvm_guest_debug {
307 struct kvm_guest_debug_arch arch;
311 kvm_ioeventfd_flag_nr_datamatch,
312 kvm_ioeventfd_flag_nr_pio,
313 kvm_ioeventfd_flag_nr_deassign,
314 kvm_ioeventfd_flag_nr_max,
317 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
318 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
319 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
321 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
323 struct kvm_ioeventfd {
325 __u64 addr; /* legal pio/mmio address */
326 __u32 len; /* 1, 2, 4, or 8 bytes */
332 #define KVM_TRC_SHIFT 16
334 * kvm trace categories
336 #define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT)
337 #define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1)) /* only 12 bits */
342 #define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01)
343 #define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02)
344 #define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01)
346 #define KVM_TRC_HEAD_SIZE 12
347 #define KVM_TRC_CYCLE_SIZE 8
348 #define KVM_TRC_EXTRA_MAX 7
353 * ioctls for /dev/kvm fds:
355 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
356 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
357 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
359 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
361 * Check if a kvm extension is available. Argument is extension number,
362 * return is 1 (yes) or 0 (no, sorry).
364 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
366 * Get size for mmap(vcpu_fd)
368 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
369 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
371 * ioctls for kvm trace
373 #define KVM_TRACE_ENABLE _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
374 #define KVM_TRACE_PAUSE _IO(KVMIO, 0x07)
375 #define KVM_TRACE_DISABLE _IO(KVMIO, 0x08)
377 * Extension capability list.
379 #define KVM_CAP_IRQCHIP 0
380 #define KVM_CAP_HLT 1
381 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
382 #define KVM_CAP_USER_MEMORY 3
383 #define KVM_CAP_SET_TSS_ADDR 4
384 #define KVM_CAP_VAPIC 6
385 #define KVM_CAP_EXT_CPUID 7
386 #define KVM_CAP_CLOCKSOURCE 8
387 #define KVM_CAP_NR_VCPUS 9 /* returns max vcpus per vm */
388 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
389 #define KVM_CAP_PIT 11
390 #define KVM_CAP_NOP_IO_DELAY 12
391 #define KVM_CAP_PV_MMU 13
392 #define KVM_CAP_MP_STATE 14
393 #define KVM_CAP_COALESCED_MMIO 15
394 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
395 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
396 #define KVM_CAP_DEVICE_ASSIGNMENT 17
398 #define KVM_CAP_IOMMU 18
399 #ifdef __KVM_HAVE_MSI
400 #define KVM_CAP_DEVICE_MSI 20
402 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
403 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
404 #ifdef __KVM_HAVE_USER_NMI
405 #define KVM_CAP_USER_NMI 22
407 #ifdef __KVM_HAVE_GUEST_DEBUG
408 #define KVM_CAP_SET_GUEST_DEBUG 23
410 #ifdef __KVM_HAVE_PIT
411 #define KVM_CAP_REINJECT_CONTROL 24
413 #ifdef __KVM_HAVE_IOAPIC
414 #define KVM_CAP_IRQ_ROUTING 25
416 #define KVM_CAP_IRQ_INJECT_STATUS 26
417 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
418 #define KVM_CAP_DEVICE_DEASSIGNMENT 27
420 #ifdef __KVM_HAVE_MSIX
421 #define KVM_CAP_DEVICE_MSIX 28
423 #define KVM_CAP_ASSIGN_DEV_IRQ 29
424 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
425 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
426 #ifdef __KVM_HAVE_MCE
427 #define KVM_CAP_MCE 31
429 #define KVM_CAP_IRQFD 32
430 #ifdef __KVM_HAVE_PIT
431 #define KVM_CAP_PIT2 33
433 #define KVM_CAP_SET_BOOT_CPU_ID 34
434 #ifdef __KVM_HAVE_PIT_STATE2
435 #define KVM_CAP_PIT_STATE2 35
437 #define KVM_CAP_IOEVENTFD 36
438 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
440 #ifdef KVM_CAP_IRQ_ROUTING
442 struct kvm_irq_routing_irqchip {
447 struct kvm_irq_routing_msi {
454 /* gsi routing entry types */
455 #define KVM_IRQ_ROUTING_IRQCHIP 1
456 #define KVM_IRQ_ROUTING_MSI 2
458 struct kvm_irq_routing_entry {
464 struct kvm_irq_routing_irqchip irqchip;
465 struct kvm_irq_routing_msi msi;
470 struct kvm_irq_routing {
473 struct kvm_irq_routing_entry entries[0];
491 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
503 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
505 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
508 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
509 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
510 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
511 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
512 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
513 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46,\
514 struct kvm_userspace_memory_region)
515 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
516 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
517 /* Device model IOC */
518 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
519 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
520 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
521 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
522 #define KVM_CREATE_PIT _IO(KVMIO, 0x64)
523 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
524 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
525 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
526 #define KVM_REGISTER_COALESCED_MMIO \
527 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
528 #define KVM_UNREGISTER_COALESCED_MMIO \
529 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
530 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
531 struct kvm_assigned_pci_dev)
532 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
533 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
534 #define KVM_ASSIGN_IRQ _IOR(KVMIO, 0x70, \
535 struct kvm_assigned_irq)
536 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
537 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
538 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
539 struct kvm_assigned_pci_dev)
540 #define KVM_ASSIGN_SET_MSIX_NR \
541 _IOW(KVMIO, 0x73, struct kvm_assigned_msix_nr)
542 #define KVM_ASSIGN_SET_MSIX_ENTRY \
543 _IOW(KVMIO, 0x74, struct kvm_assigned_msix_entry)
544 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
545 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
546 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
547 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
548 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
551 * ioctls for vcpu fds
553 #define KVM_RUN _IO(KVMIO, 0x80)
554 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
555 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
556 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
557 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
558 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
559 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
560 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
561 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_DEBUG_GUEST
562 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
563 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
564 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
565 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
566 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
567 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
568 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
569 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
570 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
571 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
572 /* Available with KVM_CAP_VAPIC */
573 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
574 /* Available with KVM_CAP_VAPIC */
575 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
576 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
577 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
578 /* store status for s390 */
579 #define KVM_S390_STORE_STATUS_NOADDR (-1ul)
580 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
581 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
582 /* initial ipl psw for s390 */
583 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
584 /* initial reset for s390 */
585 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
586 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
587 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
588 /* Available with KVM_CAP_NMI */
589 #define KVM_NMI _IO(KVMIO, 0x9a)
590 /* Available with KVM_CAP_SET_GUEST_DEBUG */
591 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
593 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
594 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
595 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
598 * Deprecated interfaces
600 struct kvm_breakpoint {
606 struct kvm_debug_guest {
609 struct kvm_breakpoint breakpoints[4];
613 #define __KVM_DEPRECATED_DEBUG_GUEST _IOW(KVMIO, 0x87, struct kvm_debug_guest)
615 #define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *)
616 #define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *)
618 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
619 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
621 #define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02)
622 #define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03)
623 #define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04)
624 #define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05)
625 #define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06)
626 #define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07)
627 #define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08)
628 #define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09)
629 #define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A)
630 #define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B)
631 #define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C)
632 #define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D)
633 #define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E)
634 #define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F)
635 #define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10)
636 #define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11)
637 #define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12)
638 #define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13)
639 #define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14)
640 #define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15)
641 #define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16)
642 #define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17)
643 #define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18)
644 #define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19)
646 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
648 struct kvm_assigned_pci_dev {
649 __u32 assigned_dev_id;
658 #define KVM_DEV_IRQ_HOST_INTX (1 << 0)
659 #define KVM_DEV_IRQ_HOST_MSI (1 << 1)
660 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
662 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
663 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
664 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
666 #define KVM_DEV_IRQ_HOST_MASK 0x00ff
667 #define KVM_DEV_IRQ_GUEST_MASK 0xff00
669 struct kvm_assigned_irq {
670 __u32 assigned_dev_id;
685 struct kvm_assigned_msix_nr {
686 __u32 assigned_dev_id;
691 #define KVM_MAX_MSIX_PER_DEV 256
692 struct kvm_assigned_msix_entry {
693 __u32 assigned_dev_id;
695 __u16 entry; /* The index of entry in the MSI-X table */