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 #define KVM_EXIT_UNKNOWN 0
151 #define KVM_EXIT_EXCEPTION 1
152 #define KVM_EXIT_IO 2
153 #define KVM_EXIT_HYPERCALL 3
154 #define KVM_EXIT_DEBUG 4
155 #define KVM_EXIT_HLT 5
156 #define KVM_EXIT_MMIO 6
157 #define KVM_EXIT_IRQ_WINDOW_OPEN 7
158 #define KVM_EXIT_SHUTDOWN 8
159 #define KVM_EXIT_FAIL_ENTRY 9
160 #define KVM_EXIT_INTR 10
161 #define KVM_EXIT_SET_TPR 11
162 #define KVM_EXIT_TPR_ACCESS 12
163 #define KVM_EXIT_S390_SIEIC 13
164 #define KVM_EXIT_S390_RESET 14
165 #define KVM_EXIT_DCR 15
166 #define KVM_EXIT_NMI 16
167 #define KVM_EXIT_INTERNAL_ERROR 17
168 #define KVM_EXIT_OSI 18
169 #define KVM_EXIT_PAPR_HCALL 19
170 #define KVM_EXIT_S390_UCONTROL 20
171 #define KVM_EXIT_WATCHDOG 21
172 #define KVM_EXIT_S390_TSCH 22
173 #define KVM_EXIT_EPR 23
175 /* For KVM_EXIT_INTERNAL_ERROR */
176 /* Emulate instruction failed. */
177 #define KVM_INTERNAL_ERROR_EMULATION 1
178 /* Encounter unexpected simultaneous exceptions. */
179 #define KVM_INTERNAL_ERROR_SIMUL_EX 2
180 /* Encounter unexpected vm-exit due to delivery event. */
181 #define KVM_INTERNAL_ERROR_DELIVERY_EV 3
183 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
186 __u8 request_interrupt_window;
191 __u8 ready_for_interrupt_injection;
195 /* in (pre_kvm_run), out (post_kvm_run) */
200 /* the processor status word for s390 */
201 __u64 psw_mask; /* psw upper half */
202 __u64 psw_addr; /* psw lower half */
205 /* KVM_EXIT_UNKNOWN */
207 __u64 hardware_exit_reason;
209 /* KVM_EXIT_FAIL_ENTRY */
211 __u64 hardware_entry_failure_reason;
213 /* KVM_EXIT_EXCEPTION */
220 #define KVM_EXIT_IO_IN 0
221 #define KVM_EXIT_IO_OUT 1
223 __u8 size; /* bytes */
226 __u64 data_offset; /* relative to kvm_run start */
229 struct kvm_debug_exit_arch arch;
238 /* KVM_EXIT_HYPERCALL */
246 /* KVM_EXIT_TPR_ACCESS */
252 /* KVM_EXIT_S390_SIEIC */
258 /* KVM_EXIT_S390_RESET */
259 #define KVM_S390_RESET_POR 1
260 #define KVM_S390_RESET_CLEAR 2
261 #define KVM_S390_RESET_SUBSYSTEM 4
262 #define KVM_S390_RESET_CPU_INIT 8
263 #define KVM_S390_RESET_IPL 16
264 __u64 s390_reset_flags;
265 /* KVM_EXIT_S390_UCONTROL */
267 __u64 trans_exc_code;
278 /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
291 /* KVM_EXIT_S390_TSCH */
304 /* Fix the size of the union. */
309 * shared registers between kvm and userspace.
310 * kvm_valid_regs specifies the register classes set by the host
311 * kvm_dirty_regs specified the register classes dirtied by userspace
312 * struct kvm_sync_regs is architecture specific, as well as the
313 * bits for kvm_valid_regs and kvm_dirty_regs
315 __u64 kvm_valid_regs;
316 __u64 kvm_dirty_regs;
318 struct kvm_sync_regs regs;
323 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
325 struct kvm_coalesced_mmio_zone {
331 struct kvm_coalesced_mmio {
338 struct kvm_coalesced_mmio_ring {
340 struct kvm_coalesced_mmio coalesced_mmio[0];
343 #define KVM_COALESCED_MMIO_MAX \
344 ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
345 sizeof(struct kvm_coalesced_mmio))
347 /* for KVM_TRANSLATE */
348 struct kvm_translation {
350 __u64 linear_address;
353 __u64 physical_address;
360 /* for KVM_INTERRUPT */
361 struct kvm_interrupt {
366 /* for KVM_GET_DIRTY_LOG */
367 struct kvm_dirty_log {
371 void __user *dirty_bitmap; /* one bit per page */
376 /* for KVM_SET_SIGNAL_MASK */
377 struct kvm_signal_mask {
382 /* for KVM_TPR_ACCESS_REPORTING */
383 struct kvm_tpr_access_ctl {
389 /* for KVM_SET_VAPIC_ADDR */
390 struct kvm_vapic_addr {
394 /* for KVM_SET_MPSTATE */
396 #define KVM_MP_STATE_RUNNABLE 0
397 #define KVM_MP_STATE_UNINITIALIZED 1
398 #define KVM_MP_STATE_INIT_RECEIVED 2
399 #define KVM_MP_STATE_HALTED 3
400 #define KVM_MP_STATE_SIPI_RECEIVED 4
402 struct kvm_mp_state {
406 struct kvm_s390_psw {
411 /* valid values for type in kvm_s390_interrupt */
412 #define KVM_S390_SIGP_STOP 0xfffe0000u
413 #define KVM_S390_PROGRAM_INT 0xfffe0001u
414 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
415 #define KVM_S390_RESTART 0xfffe0003u
416 #define KVM_S390_MCHK 0xfffe1000u
417 #define KVM_S390_INT_VIRTIO 0xffff2603u
418 #define KVM_S390_INT_SERVICE 0xffff2401u
419 #define KVM_S390_INT_EMERGENCY 0xffff1201u
420 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
421 /* Anything below 0xfffe0000u is taken by INT_IO */
422 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
427 #define KVM_S390_INT_IO_MIN 0x00000000u
428 #define KVM_S390_INT_IO_MAX 0xfffdffffu
431 struct kvm_s390_interrupt {
437 /* for KVM_SET_GUEST_DEBUG */
439 #define KVM_GUESTDBG_ENABLE 0x00000001
440 #define KVM_GUESTDBG_SINGLESTEP 0x00000002
442 struct kvm_guest_debug {
445 struct kvm_guest_debug_arch arch;
449 kvm_ioeventfd_flag_nr_datamatch,
450 kvm_ioeventfd_flag_nr_pio,
451 kvm_ioeventfd_flag_nr_deassign,
452 kvm_ioeventfd_flag_nr_virtio_ccw_notify,
453 kvm_ioeventfd_flag_nr_max,
456 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
457 #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
458 #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
459 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
460 (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
462 #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
464 struct kvm_ioeventfd {
466 __u64 addr; /* legal pio/mmio address */
467 __u32 len; /* 1, 2, 4, or 8 bytes */
473 /* for KVM_ENABLE_CAP */
474 struct kvm_enable_cap {
482 /* for KVM_PPC_GET_PVINFO */
483 struct kvm_ppc_pvinfo {
490 /* for KVM_PPC_GET_SMMU_INFO */
491 #define KVM_PPC_PAGE_SIZES_MAX_SZ 8
493 struct kvm_ppc_one_page_size {
494 __u32 page_shift; /* Page shift (or 0) */
495 __u32 pte_enc; /* Encoding in the HPTE (>>12) */
498 struct kvm_ppc_one_seg_page_size {
499 __u32 page_shift; /* Base page shift of segment (or 0) */
500 __u32 slb_enc; /* SLB encoding for BookS */
501 struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
504 #define KVM_PPC_PAGE_SIZES_REAL 0x00000001
505 #define KVM_PPC_1T_SEGMENTS 0x00000002
507 struct kvm_ppc_smmu_info {
511 struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
514 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
518 /* machine type bits, to be used as argument to KVM_CREATE_VM */
519 #define KVM_VM_S390_UCONTROL 1
521 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
522 #define KVM_VM_PPC_HV 1
523 #define KVM_VM_PPC_PR 2
525 #define KVM_S390_SIE_PAGE_OFFSET 1
528 * ioctls for /dev/kvm fds:
530 #define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
531 #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
532 #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
534 #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
536 * Check if a kvm extension is available. Argument is extension number,
537 * return is 1 (yes) or 0 (no, sorry).
539 #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
541 * Get size for mmap(vcpu_fd)
543 #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
544 #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
545 #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
546 #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
547 #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
548 #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
551 * Extension capability list.
553 #define KVM_CAP_IRQCHIP 0
554 #define KVM_CAP_HLT 1
555 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
556 #define KVM_CAP_USER_MEMORY 3
557 #define KVM_CAP_SET_TSS_ADDR 4
558 #define KVM_CAP_VAPIC 6
559 #define KVM_CAP_EXT_CPUID 7
560 #define KVM_CAP_CLOCKSOURCE 8
561 #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
562 #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
563 #define KVM_CAP_PIT 11
564 #define KVM_CAP_NOP_IO_DELAY 12
565 #define KVM_CAP_PV_MMU 13
566 #define KVM_CAP_MP_STATE 14
567 #define KVM_CAP_COALESCED_MMIO 15
568 #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
569 #define KVM_CAP_DEVICE_ASSIGNMENT 17
570 #define KVM_CAP_IOMMU 18
571 #ifdef __KVM_HAVE_MSI
572 #define KVM_CAP_DEVICE_MSI 20
574 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
575 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
576 #ifdef __KVM_HAVE_USER_NMI
577 #define KVM_CAP_USER_NMI 22
579 #ifdef __KVM_HAVE_GUEST_DEBUG
580 #define KVM_CAP_SET_GUEST_DEBUG 23
582 #ifdef __KVM_HAVE_PIT
583 #define KVM_CAP_REINJECT_CONTROL 24
585 #define KVM_CAP_IRQ_ROUTING 25
586 #define KVM_CAP_IRQ_INJECT_STATUS 26
587 #define KVM_CAP_DEVICE_DEASSIGNMENT 27
588 #ifdef __KVM_HAVE_MSIX
589 #define KVM_CAP_DEVICE_MSIX 28
591 #define KVM_CAP_ASSIGN_DEV_IRQ 29
592 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
593 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
594 #ifdef __KVM_HAVE_MCE
595 #define KVM_CAP_MCE 31
597 #define KVM_CAP_IRQFD 32
598 #ifdef __KVM_HAVE_PIT
599 #define KVM_CAP_PIT2 33
601 #define KVM_CAP_SET_BOOT_CPU_ID 34
602 #ifdef __KVM_HAVE_PIT_STATE2
603 #define KVM_CAP_PIT_STATE2 35
605 #define KVM_CAP_IOEVENTFD 36
606 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
607 #ifdef __KVM_HAVE_XEN_HVM
608 #define KVM_CAP_XEN_HVM 38
610 #define KVM_CAP_ADJUST_CLOCK 39
611 #define KVM_CAP_INTERNAL_ERROR_DATA 40
612 #ifdef __KVM_HAVE_VCPU_EVENTS
613 #define KVM_CAP_VCPU_EVENTS 41
615 #define KVM_CAP_S390_PSW 42
616 #define KVM_CAP_PPC_SEGSTATE 43
617 #define KVM_CAP_HYPERV 44
618 #define KVM_CAP_HYPERV_VAPIC 45
619 #define KVM_CAP_HYPERV_SPIN 46
620 #define KVM_CAP_PCI_SEGMENT 47
621 #define KVM_CAP_PPC_PAIRED_SINGLES 48
622 #define KVM_CAP_INTR_SHADOW 49
623 #ifdef __KVM_HAVE_DEBUGREGS
624 #define KVM_CAP_DEBUGREGS 50
626 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
627 #define KVM_CAP_PPC_OSI 52
628 #define KVM_CAP_PPC_UNSET_IRQ 53
629 #define KVM_CAP_ENABLE_CAP 54
630 #ifdef __KVM_HAVE_XSAVE
631 #define KVM_CAP_XSAVE 55
633 #ifdef __KVM_HAVE_XCRS
634 #define KVM_CAP_XCRS 56
636 #define KVM_CAP_PPC_GET_PVINFO 57
637 #define KVM_CAP_PPC_IRQ_LEVEL 58
638 #define KVM_CAP_ASYNC_PF 59
639 #define KVM_CAP_TSC_CONTROL 60
640 #define KVM_CAP_GET_TSC_KHZ 61
641 #define KVM_CAP_PPC_BOOKE_SREGS 62
642 #define KVM_CAP_SPAPR_TCE 63
643 #define KVM_CAP_PPC_SMT 64
644 #define KVM_CAP_PPC_RMA 65
645 #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
646 #define KVM_CAP_PPC_HIOR 67
647 #define KVM_CAP_PPC_PAPR 68
648 #define KVM_CAP_SW_TLB 69
649 #define KVM_CAP_ONE_REG 70
650 #define KVM_CAP_S390_GMAP 71
651 #define KVM_CAP_TSC_DEADLINE_TIMER 72
652 #define KVM_CAP_S390_UCONTROL 73
653 #define KVM_CAP_SYNC_REGS 74
654 #define KVM_CAP_PCI_2_3 75
655 #define KVM_CAP_KVMCLOCK_CTRL 76
656 #define KVM_CAP_SIGNAL_MSI 77
657 #define KVM_CAP_PPC_GET_SMMU_INFO 78
658 #define KVM_CAP_S390_COW 79
659 #define KVM_CAP_PPC_ALLOC_HTAB 80
660 #ifdef __KVM_HAVE_READONLY_MEM
661 #define KVM_CAP_READONLY_MEM 81
663 #define KVM_CAP_IRQFD_RESAMPLE 82
664 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
665 #define KVM_CAP_PPC_HTAB_FD 84
666 #define KVM_CAP_S390_CSS_SUPPORT 85
667 #define KVM_CAP_PPC_EPR 86
668 #define KVM_CAP_ARM_PSCI 87
669 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
670 #define KVM_CAP_DEVICE_CTRL 89
671 #define KVM_CAP_IRQ_MPIC 90
672 #define KVM_CAP_PPC_RTAS 91
673 #define KVM_CAP_IRQ_XICS 92
674 #define KVM_CAP_ARM_EL1_32BIT 93
675 #define KVM_CAP_SPAPR_MULTITCE 94
676 #define KVM_CAP_EXT_EMUL_CPUID 95
677 #define KVM_CAP_HYPERV_TIME 96
679 #ifdef KVM_CAP_IRQ_ROUTING
681 struct kvm_irq_routing_irqchip {
686 struct kvm_irq_routing_msi {
693 /* gsi routing entry types */
694 #define KVM_IRQ_ROUTING_IRQCHIP 1
695 #define KVM_IRQ_ROUTING_MSI 2
697 struct kvm_irq_routing_entry {
703 struct kvm_irq_routing_irqchip irqchip;
704 struct kvm_irq_routing_msi msi;
709 struct kvm_irq_routing {
712 struct kvm_irq_routing_entry entries[0];
730 #ifdef KVM_CAP_XEN_HVM
731 struct kvm_xen_hvm_config {
742 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
744 * Available with KVM_CAP_IRQFD_RESAMPLE
746 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
747 * the irqfd to operate in resampling mode for level triggered interrupt
748 * emlation. See Documentation/virtual/kvm/api.txt.
750 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
760 struct kvm_clock_data {
766 #define KVM_MMU_FSL_BOOKE_NOHV 0
767 #define KVM_MMU_FSL_BOOKE_HV 1
769 struct kvm_config_tlb {
776 struct kvm_dirty_tlb {
781 /* Available with KVM_CAP_ONE_REG */
783 #define KVM_REG_ARCH_MASK 0xff00000000000000ULL
784 #define KVM_REG_GENERIC 0x0000000000000000ULL
787 * Architecture specific registers are to be defined in arch headers and
788 * ORed with the arch identifier.
790 #define KVM_REG_PPC 0x1000000000000000ULL
791 #define KVM_REG_X86 0x2000000000000000ULL
792 #define KVM_REG_IA64 0x3000000000000000ULL
793 #define KVM_REG_ARM 0x4000000000000000ULL
794 #define KVM_REG_S390 0x5000000000000000ULL
795 #define KVM_REG_ARM64 0x6000000000000000ULL
796 #define KVM_REG_MIPS 0x7000000000000000ULL
798 #define KVM_REG_SIZE_SHIFT 52
799 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
800 #define KVM_REG_SIZE_U8 0x0000000000000000ULL
801 #define KVM_REG_SIZE_U16 0x0010000000000000ULL
802 #define KVM_REG_SIZE_U32 0x0020000000000000ULL
803 #define KVM_REG_SIZE_U64 0x0030000000000000ULL
804 #define KVM_REG_SIZE_U128 0x0040000000000000ULL
805 #define KVM_REG_SIZE_U256 0x0050000000000000ULL
806 #define KVM_REG_SIZE_U512 0x0060000000000000ULL
807 #define KVM_REG_SIZE_U1024 0x0070000000000000ULL
809 struct kvm_reg_list {
810 __u64 n; /* number of regs */
827 struct kvm_arm_device_addr {
833 * Device control API, available with KVM_CAP_DEVICE_CTRL
835 #define KVM_CREATE_DEVICE_TEST 1
837 struct kvm_create_device {
838 __u32 type; /* in: KVM_DEV_TYPE_xxx */
839 __u32 fd; /* out: device handle */
840 __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */
843 struct kvm_device_attr {
844 __u32 flags; /* no flags currently defined */
845 __u32 group; /* device-defined */
846 __u64 attr; /* group-defined */
847 __u64 addr; /* userspace address of attr data */
850 #define KVM_DEV_TYPE_FSL_MPIC_20 1
851 #define KVM_DEV_TYPE_FSL_MPIC_42 2
852 #define KVM_DEV_TYPE_XICS 3
853 #define KVM_DEV_TYPE_VFIO 4
854 #define KVM_DEV_VFIO_GROUP 1
855 #define KVM_DEV_VFIO_GROUP_ADD 1
856 #define KVM_DEV_VFIO_GROUP_DEL 2
857 #define KVM_DEV_TYPE_ARM_VGIC_V2 5
862 #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
864 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
867 #define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
868 #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
869 /* KVM_SET_MEMORY_ALIAS is obsolete: */
870 #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
871 #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
872 #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
873 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
874 struct kvm_userspace_memory_region)
875 #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
876 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
878 /* enable ucontrol for s390 */
879 struct kvm_s390_ucas_mapping {
884 #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
885 #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
886 #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
888 /* Device model IOC */
889 #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
890 #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
891 #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
892 #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
893 #define KVM_CREATE_PIT _IO(KVMIO, 0x64)
894 #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
895 #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
896 #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
897 #define KVM_REGISTER_COALESCED_MMIO \
898 _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
899 #define KVM_UNREGISTER_COALESCED_MMIO \
900 _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
901 #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
902 struct kvm_assigned_pci_dev)
903 #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
904 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
905 #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
906 #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
907 #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
908 #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
909 struct kvm_assigned_pci_dev)
910 #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
911 struct kvm_assigned_msix_nr)
912 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
913 struct kvm_assigned_msix_entry)
914 #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
915 #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
916 #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
917 #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
918 #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
919 #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
920 #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
921 #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
922 /* Available with KVM_CAP_PIT_STATE2 */
923 #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
924 #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
925 /* Available with KVM_CAP_PPC_GET_PVINFO */
926 #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
927 /* Available with KVM_CAP_TSC_CONTROL */
928 #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
929 #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
930 /* Available with KVM_CAP_PCI_2_3 */
931 #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
932 struct kvm_assigned_pci_dev)
933 /* Available with KVM_CAP_SIGNAL_MSI */
934 #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
935 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
936 #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
937 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
938 #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
939 #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
940 /* Available with KVM_CAP_RMA */
941 #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
942 /* Available with KVM_CAP_PPC_HTAB_FD */
943 #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
944 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
945 #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
946 /* Available with KVM_CAP_PPC_RTAS */
947 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
949 /* ioctl for vm fd */
950 #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
952 /* ioctls for fds returned by KVM_CREATE_DEVICE */
953 #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
954 #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
955 #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
958 * ioctls for vcpu fds
960 #define KVM_RUN _IO(KVMIO, 0x80)
961 #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
962 #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
963 #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
964 #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
965 #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
966 #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
967 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
968 #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
969 #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
970 #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
971 #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
972 #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
973 #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
974 #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
975 #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
976 #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
977 #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
978 #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
979 /* Available with KVM_CAP_VAPIC */
980 #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
981 /* Available with KVM_CAP_VAPIC */
982 #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
983 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
984 #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
985 /* store status for s390 */
986 #define KVM_S390_STORE_STATUS_NOADDR (-1ul)
987 #define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
988 #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
989 /* initial ipl psw for s390 */
990 #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
991 /* initial reset for s390 */
992 #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
993 #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
994 #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
995 /* Available with KVM_CAP_NMI */
996 #define KVM_NMI _IO(KVMIO, 0x9a)
997 /* Available with KVM_CAP_SET_GUEST_DEBUG */
998 #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
1000 #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
1001 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
1002 #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
1003 /* IA64 stack access */
1004 #define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *)
1005 #define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *)
1006 /* Available with KVM_CAP_VCPU_EVENTS */
1007 #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
1008 #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
1009 /* Available with KVM_CAP_DEBUGREGS */
1010 #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
1011 #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
1012 #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
1013 /* Available with KVM_CAP_XSAVE */
1014 #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
1015 #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
1016 /* Available with KVM_CAP_XCRS */
1017 #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
1018 #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
1019 /* Available with KVM_CAP_SW_TLB */
1020 #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
1021 /* Available with KVM_CAP_ONE_REG */
1022 #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
1023 #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
1024 /* VM is being stopped by host */
1025 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
1026 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
1027 #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init)
1028 #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1030 #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
1031 #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
1032 #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
1034 struct kvm_assigned_pci_dev {
1035 __u32 assigned_dev_id;
1045 #define KVM_DEV_IRQ_HOST_INTX (1 << 0)
1046 #define KVM_DEV_IRQ_HOST_MSI (1 << 1)
1047 #define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
1049 #define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
1050 #define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
1051 #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
1053 #define KVM_DEV_IRQ_HOST_MASK 0x00ff
1054 #define KVM_DEV_IRQ_GUEST_MASK 0xff00
1056 struct kvm_assigned_irq {
1057 __u32 assigned_dev_id;
1058 __u32 host_irq; /* ignored (legacy field) */
1066 struct kvm_assigned_msix_nr {
1067 __u32 assigned_dev_id;
1072 #define KVM_MAX_MSIX_PER_DEV 256
1073 struct kvm_assigned_msix_entry {
1074 __u32 assigned_dev_id;
1076 __u16 entry; /* The index of entry in the MSI-X table */
1080 #endif /* __LINUX_KVM_H */