include/linux/kvm.h - kernel/msm-4.9 - Gitiles

 #ifndef __LINUX_KVM_H
 #define __LINUX_KVM_H

 /*
  * Userspace interface for /dev/kvm - kernel based virtual machine
  *
  * Note: you must update KVM_API_VERSION if you change this interface.
  */

 #include <linux/types.h>
 #include <linux/compiler.h>
 #include <linux/ioctl.h>
 #include <asm/kvm.h>

 #define KVM_API_VERSION 12

 /* *** Deprecated interfaces *** */

 #define KVM_TRC_SHIFT           16

 #define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
 #define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1))

 #define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
 #define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
 #define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)

 #define KVM_TRC_HEAD_SIZE       12
 #define KVM_TRC_CYCLE_SIZE      8
 #define KVM_TRC_EXTRA_MAX       7

 #define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
 #define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
 #define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
 #define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
 #define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
 #define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
 #define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
 #define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
 #define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
 #define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
 #define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
 #define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
 #define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
 #define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
 #define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
 #define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
 #define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
 #define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
 #define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
 #define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
 #define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
 #define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
 #define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
 #define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)

 struct kvm_user_trace_setup {
 	__u32 buf_size;
 	__u32 buf_nr;
 };

 #define __KVM_DEPRECATED_MAIN_W_0x06 \
 	_IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)

 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)

 struct kvm_breakpoint {
 	__u32 enabled;
 	__u32 padding;
 	__u64 address;
 };

 struct kvm_debug_guest {
 	__u32 enabled;
 	__u32 pad;
 	struct kvm_breakpoint breakpoints[4];
 	__u32 singlestep;
 };

 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)

 /* *** End of deprecated interfaces *** */


 /* for KVM_CREATE_MEMORY_REGION */
 struct kvm_memory_region {
 	__u32 slot;
 	__u32 flags;
 	__u64 guest_phys_addr;
 	__u64 memory_size; /* bytes */
 };

 /* for KVM_SET_USER_MEMORY_REGION */
 struct kvm_userspace_memory_region {
 	__u32 slot;
 	__u32 flags;
 	__u64 guest_phys_addr;
 	__u64 memory_size; /* bytes */
 	__u64 userspace_addr; /* start of the userspace allocated memory */
 };

 /* for kvm_memory_region::flags */
 #define KVM_MEM_LOG_DIRTY_PAGES  1UL


 /* for KVM_IRQ_LINE */
 struct kvm_irq_level {
 	/*
 	 * ACPI gsi notion of irq.
 	 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
 	 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
 	 */
 	union {
 		__u32 irq;
 		__s32 status;
 	};
 	__u32 level;
 };


 struct kvm_irqchip {
 	__u32 chip_id;
 	__u32 pad;
         union {
 		char dummy[512];  /* reserving space */
 #ifdef __KVM_HAVE_PIT
 		struct kvm_pic_state pic;
 #endif
 #ifdef __KVM_HAVE_IOAPIC
 		struct kvm_ioapic_state ioapic;
 #endif
 	} chip;
 };

 /* for KVM_CREATE_PIT2 */
 struct kvm_pit_config {
 	__u32 flags;
 	__u32 pad[15];
 };

 #define KVM_PIT_SPEAKER_DUMMY     1

 #define KVM_EXIT_UNKNOWN          0
 #define KVM_EXIT_EXCEPTION        1
 #define KVM_EXIT_IO               2
 #define KVM_EXIT_HYPERCALL        3
 #define KVM_EXIT_DEBUG            4
 #define KVM_EXIT_HLT              5
 #define KVM_EXIT_MMIO             6
 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
 #define KVM_EXIT_SHUTDOWN         8
 #define KVM_EXIT_FAIL_ENTRY       9
 #define KVM_EXIT_INTR             10
 #define KVM_EXIT_SET_TPR          11
 #define KVM_EXIT_TPR_ACCESS       12
 #define KVM_EXIT_S390_SIEIC       13
 #define KVM_EXIT_S390_RESET       14
 #define KVM_EXIT_DCR              15
 #define KVM_EXIT_NMI              16
 #define KVM_EXIT_INTERNAL_ERROR   17

 /* For KVM_EXIT_INTERNAL_ERROR */
 #define KVM_INTERNAL_ERROR_EMULATION 1
 #define KVM_INTERNAL_ERROR_SIMUL_EX 2

 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
 struct kvm_run {
 	/* in */
 	__u8 request_interrupt_window;
 	__u8 padding1[7];

 	/* out */
 	__u32 exit_reason;
 	__u8 ready_for_interrupt_injection;
 	__u8 if_flag;
 	__u8 padding2[2];

 	/* in (pre_kvm_run), out (post_kvm_run) */
 	__u64 cr8;
 	__u64 apic_base;

 #ifdef __KVM_S390
 	/* the processor status word for s390 */
 	__u64 psw_mask; /* psw upper half */
 	__u64 psw_addr; /* psw lower half */
 #endif
 	union {
 		/* KVM_EXIT_UNKNOWN */
 		struct {
 			__u64 hardware_exit_reason;
 		} hw;
 		/* KVM_EXIT_FAIL_ENTRY */
 		struct {
 			__u64 hardware_entry_failure_reason;
 		} fail_entry;
 		/* KVM_EXIT_EXCEPTION */
 		struct {
 			__u32 exception;
 			__u32 error_code;
 		} ex;
 		/* KVM_EXIT_IO */
 		struct {
 #define KVM_EXIT_IO_IN  0
 #define KVM_EXIT_IO_OUT 1
 			__u8 direction;
 			__u8 size; /* bytes */
 			__u16 port;
 			__u32 count;
 			__u64 data_offset; /* relative to kvm_run start */
 		} io;
 		struct {
 			struct kvm_debug_exit_arch arch;
 		} debug;
 		/* KVM_EXIT_MMIO */
 		struct {
 			__u64 phys_addr;
 			__u8  data[8];
 			__u32 len;
 			__u8  is_write;
 		} mmio;
 		/* KVM_EXIT_HYPERCALL */
 		struct {
 			__u64 nr;
 			__u64 args[6];
 			__u64 ret;
 			__u32 longmode;
 			__u32 pad;
 		} hypercall;
 		/* KVM_EXIT_TPR_ACCESS */
 		struct {
 			__u64 rip;
 			__u32 is_write;
 			__u32 pad;
 		} tpr_access;
 		/* KVM_EXIT_S390_SIEIC */
 		struct {
 			__u8 icptcode;
 			__u16 ipa;
 			__u32 ipb;
 		} s390_sieic;
 		/* KVM_EXIT_S390_RESET */
 #define KVM_S390_RESET_POR       1
 #define KVM_S390_RESET_CLEAR     2
 #define KVM_S390_RESET_SUBSYSTEM 4
 #define KVM_S390_RESET_CPU_INIT  8
 #define KVM_S390_RESET_IPL       16
 		__u64 s390_reset_flags;
 		/* KVM_EXIT_DCR */
 		struct {
 			__u32 dcrn;
 			__u32 data;
 			__u8  is_write;
 		} dcr;
 		struct {
 			__u32 suberror;
 			/* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
 			__u32 ndata;
 			__u64 data[16];
 		} internal;
 		/* Fix the size of the union. */
 		char padding[256];
 	};
 };

 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */

 struct kvm_coalesced_mmio_zone {
 	__u64 addr;
 	__u32 size;
 	__u32 pad;
 };

 struct kvm_coalesced_mmio {
 	__u64 phys_addr;
 	__u32 len;
 	__u32 pad;
 	__u8  data[8];
 };

 struct kvm_coalesced_mmio_ring {
 	__u32 first, last;
 	struct kvm_coalesced_mmio coalesced_mmio[0];
 };

 #define KVM_COALESCED_MMIO_MAX \
 	((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
 	 sizeof(struct kvm_coalesced_mmio))

 /* for KVM_TRANSLATE */
 struct kvm_translation {
 	/* in */
 	__u64 linear_address;

 	/* out */
 	__u64 physical_address;
 	__u8  valid;
 	__u8  writeable;
 	__u8  usermode;
 	__u8  pad[5];
 };

 /* for KVM_INTERRUPT */
 struct kvm_interrupt {
 	/* in */
 	__u32 irq;
 };

 /* for KVM_GET_DIRTY_LOG */
 struct kvm_dirty_log {
 	__u32 slot;
 	__u32 padding1;
 	union {
 		void __user *dirty_bitmap; /* one bit per page */
 		__u64 padding2;
 	};
 };

 /* for KVM_SET_SIGNAL_MASK */
 struct kvm_signal_mask {
 	__u32 len;
 	__u8  sigset[0];
 };

 /* for KVM_TPR_ACCESS_REPORTING */
 struct kvm_tpr_access_ctl {
 	__u32 enabled;
 	__u32 flags;
 	__u32 reserved[8];
 };

 /* for KVM_SET_VAPIC_ADDR */
 struct kvm_vapic_addr {
 	__u64 vapic_addr;
 };

 /* for KVM_SET_MPSTATE */

 #define KVM_MP_STATE_RUNNABLE          0
 #define KVM_MP_STATE_UNINITIALIZED     1
 #define KVM_MP_STATE_INIT_RECEIVED     2
 #define KVM_MP_STATE_HALTED            3
 #define KVM_MP_STATE_SIPI_RECEIVED     4

 struct kvm_mp_state {
 	__u32 mp_state;
 };

 struct kvm_s390_psw {
 	__u64 mask;
 	__u64 addr;
 };

 /* valid values for type in kvm_s390_interrupt */
 #define KVM_S390_SIGP_STOP		0xfffe0000u
 #define KVM_S390_PROGRAM_INT		0xfffe0001u
 #define KVM_S390_SIGP_SET_PREFIX	0xfffe0002u
 #define KVM_S390_RESTART		0xfffe0003u
 #define KVM_S390_INT_VIRTIO		0xffff2603u
 #define KVM_S390_INT_SERVICE		0xffff2401u
 #define KVM_S390_INT_EMERGENCY		0xffff1201u

 struct kvm_s390_interrupt {
 	__u32 type;
 	__u32 parm;
 	__u64 parm64;
 };

 /* for KVM_SET_GUEST_DEBUG */

 #define KVM_GUESTDBG_ENABLE		0x00000001
 #define KVM_GUESTDBG_SINGLESTEP		0x00000002

 struct kvm_guest_debug {
 	__u32 control;
 	__u32 pad;
 	struct kvm_guest_debug_arch arch;
 };

 enum {
 	kvm_ioeventfd_flag_nr_datamatch,
 	kvm_ioeventfd_flag_nr_pio,
 	kvm_ioeventfd_flag_nr_deassign,
 	kvm_ioeventfd_flag_nr_max,
 };

 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)

 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)

 struct kvm_ioeventfd {
 	__u64 datamatch;
 	__u64 addr;        /* legal pio/mmio address */
 	__u32 len;         /* 1, 2, 4, or 8 bytes    */
 	__s32 fd;
 	__u32 flags;
 	__u8  pad[36];
 };

 #define KVMIO 0xAE

 /*
  * ioctls for /dev/kvm fds:
  */
 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)

 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
 /*
  * Check if a kvm extension is available.  Argument is extension number,
  * return is 1 (yes) or 0 (no, sorry).
  */
 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
 /*
  * Get size for mmap(vcpu_fd)
  */
 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08

 /*
  * Extension capability list.
  */
 #define KVM_CAP_IRQCHIP	  0
 #define KVM_CAP_HLT	  1
 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
 #define KVM_CAP_USER_MEMORY 3
 #define KVM_CAP_SET_TSS_ADDR 4
 #define KVM_CAP_VAPIC 6
 #define KVM_CAP_EXT_CPUID 7
 #define KVM_CAP_CLOCKSOURCE 8
 #define KVM_CAP_NR_VCPUS 9       /* returns max vcpus per vm */
 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
 #define KVM_CAP_PIT 11
 #define KVM_CAP_NOP_IO_DELAY 12
 #define KVM_CAP_PV_MMU 13
 #define KVM_CAP_MP_STATE 14
 #define KVM_CAP_COALESCED_MMIO 15
 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
 #define KVM_CAP_DEVICE_ASSIGNMENT 17
 #endif
 #define KVM_CAP_IOMMU 18
 #ifdef __KVM_HAVE_MSI
 #define KVM_CAP_DEVICE_MSI 20
 #endif
 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
 #ifdef __KVM_HAVE_USER_NMI
 #define KVM_CAP_USER_NMI 22
 #endif
 #ifdef __KVM_HAVE_GUEST_DEBUG
 #define KVM_CAP_SET_GUEST_DEBUG 23
 #endif
 #ifdef __KVM_HAVE_PIT
 #define KVM_CAP_REINJECT_CONTROL 24
 #endif
 #ifdef __KVM_HAVE_IOAPIC
 #define KVM_CAP_IRQ_ROUTING 25
 #endif
 #define KVM_CAP_IRQ_INJECT_STATUS 26
 #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
 #define KVM_CAP_DEVICE_DEASSIGNMENT 27
 #endif
 #ifdef __KVM_HAVE_MSIX
 #define KVM_CAP_DEVICE_MSIX 28
 #endif
 #define KVM_CAP_ASSIGN_DEV_IRQ 29
 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
 #ifdef __KVM_HAVE_MCE
 #define KVM_CAP_MCE 31
 #endif
 #define KVM_CAP_IRQFD 32
 #ifdef __KVM_HAVE_PIT
 #define KVM_CAP_PIT2 33
 #endif
 #define KVM_CAP_SET_BOOT_CPU_ID 34
 #ifdef __KVM_HAVE_PIT_STATE2
 #define KVM_CAP_PIT_STATE2 35
 #endif
 #define KVM_CAP_IOEVENTFD 36
 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
 #ifdef __KVM_HAVE_XEN_HVM
 #define KVM_CAP_XEN_HVM 38
 #endif
 #define KVM_CAP_ADJUST_CLOCK 39
 #define KVM_CAP_INTERNAL_ERROR_DATA 40
 #ifdef __KVM_HAVE_VCPU_EVENTS
 #define KVM_CAP_VCPU_EVENTS 41
 #endif
 #define KVM_CAP_S390_PSW 42

 #ifdef KVM_CAP_IRQ_ROUTING

 struct kvm_irq_routing_irqchip {
 	__u32 irqchip;
 	__u32 pin;
 };

 struct kvm_irq_routing_msi {
 	__u32 address_lo;
 	__u32 address_hi;
 	__u32 data;
 	__u32 pad;
 };

 /* gsi routing entry types */
 #define KVM_IRQ_ROUTING_IRQCHIP 1
 #define KVM_IRQ_ROUTING_MSI 2

 struct kvm_irq_routing_entry {
 	__u32 gsi;
 	__u32 type;
 	__u32 flags;
 	__u32 pad;
 	union {
 		struct kvm_irq_routing_irqchip irqchip;
 		struct kvm_irq_routing_msi msi;
 		__u32 pad[8];
 	} u;
 };

 struct kvm_irq_routing {
 	__u32 nr;
 	__u32 flags;
 	struct kvm_irq_routing_entry entries[0];
 };

 #endif

 #ifdef KVM_CAP_MCE
 /* x86 MCE */
 struct kvm_x86_mce {
 	__u64 status;
 	__u64 addr;
 	__u64 misc;
 	__u64 mcg_status;
 	__u8 bank;
 	__u8 pad1[7];
 	__u64 pad2[3];
 };
 #endif

 #ifdef KVM_CAP_XEN_HVM
 struct kvm_xen_hvm_config {
 	__u32 flags;
 	__u32 msr;
 	__u64 blob_addr_32;
 	__u64 blob_addr_64;
 	__u8 blob_size_32;
 	__u8 blob_size_64;
 	__u8 pad2[30];
 };
 #endif

 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)

 struct kvm_irqfd {
 	__u32 fd;
 	__u32 gsi;
 	__u32 flags;
 	__u8  pad[20];
 };

 struct kvm_clock_data {
 	__u64 clock;
 	__u32 flags;
 	__u32 pad[9];
 };

 /*
  * ioctls for VM fds
  */
 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
 /*
  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
  * a vcpu fd.
  */
 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
 					struct kvm_userspace_memory_region)
 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
 /* Device model IOC */
 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
 #define KVM_REGISTER_COALESCED_MMIO \
 			_IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
 #define KVM_UNREGISTER_COALESCED_MMIO \
 			_IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
 				       struct kvm_assigned_pci_dev)
 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
 				       struct kvm_assigned_pci_dev)
 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
 				       struct kvm_assigned_msix_nr)
 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
 				       struct kvm_assigned_msix_entry)
 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
 #define KVM_CREATE_PIT2		  _IOW(KVMIO,  0x77, struct kvm_pit_config)
 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
 /* Available with KVM_CAP_PIT_STATE2 */
 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)

 /*
  * ioctls for vcpu fds
  */
 #define KVM_RUN                   _IO(KVMIO,   0x80)
 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
 /* Available with KVM_CAP_VAPIC */
 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
 /* Available with KVM_CAP_VAPIC */
 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
 /* store status for s390 */
 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
 #define KVM_S390_STORE_STATUS	  _IOW(KVMIO,  0x95, unsigned long)
 /* initial ipl psw for s390 */
 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
 /* initial reset for s390 */
 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
 /* Available with KVM_CAP_NMI */
 #define KVM_NMI                   _IO(KVMIO,   0x9a)
 /* Available with KVM_CAP_SET_GUEST_DEBUG */
 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
 /* MCE for x86 */
 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
 /* IA64 stack access */
 #define KVM_IA64_VCPU_GET_STACK   _IOR(KVMIO,  0x9a, void *)
 #define KVM_IA64_VCPU_SET_STACK   _IOW(KVMIO,  0x9b, void *)
 /* Available with KVM_CAP_VCPU_EVENTS */
 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)

 #define KVM_DEV_ASSIGN_ENABLE_IOMMU	(1 << 0)

 struct kvm_assigned_pci_dev {
 	__u32 assigned_dev_id;
 	__u32 busnr;
 	__u32 devfn;
 	__u32 flags;
 	union {
 		__u32 reserved[12];
 	};
 };

 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)

 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)

 #define KVM_DEV_IRQ_HOST_MASK	 0x00ff
 #define KVM_DEV_IRQ_GUEST_MASK   0xff00

 struct kvm_assigned_irq {
 	__u32 assigned_dev_id;
 	__u32 host_irq;
 	__u32 guest_irq;
 	__u32 flags;
 	union {
 		struct {
 			__u32 addr_lo;
 			__u32 addr_hi;
 			__u32 data;
 		} guest_msi;
 		__u32 reserved[12];
 	};
 };


 struct kvm_assigned_msix_nr {
 	__u32 assigned_dev_id;
 	__u16 entry_nr;
 	__u16 padding;
 };

 #define KVM_MAX_MSIX_PER_DEV		256
 struct kvm_assigned_msix_entry {
 	__u32 assigned_dev_id;
 	__u32 gsi;
 	__u16 entry; /* The index of entry in the MSI-X table */
 	__u16 padding[3];
 };

 #endif /* __LINUX_KVM_H */
	#ifndef __LINUX_KVM_H
	#define __LINUX_KVM_H

	/*
	* Userspace interface for /dev/kvm - kernel based virtual machine
	*
	* Note: you must update KVM_API_VERSION if you change this interface.
	*/

	#include <linux/types.h>
	#include <linux/compiler.h>
	#include <linux/ioctl.h>
	#include <asm/kvm.h>

	#define KVM_API_VERSION 12

	/* * Deprecated interfaces * */

	#define KVM_TRC_SHIFT 16

	#define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT)
	#define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1))

	#define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01)
	#define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02)
	#define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01)

	#define KVM_TRC_HEAD_SIZE 12
	#define KVM_TRC_CYCLE_SIZE 8
	#define KVM_TRC_EXTRA_MAX 7

	#define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02)
	#define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03)
	#define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04)
	#define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05)
	#define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06)
	#define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07)
	#define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08)
	#define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09)
	#define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A)
	#define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B)
	#define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C)
	#define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D)
	#define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E)
	#define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F)
	#define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10)
	#define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11)
	#define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12)
	#define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13)
	#define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14)
	#define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15)
	#define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16)
	#define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17)
	#define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18)
	#define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19)

	struct kvm_user_trace_setup {
	__u32 buf_size;
	__u32 buf_nr;
	};

	#define __KVM_DEPRECATED_MAIN_W_0x06 \
	_IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
	#define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
	#define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)

	#define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)

	struct kvm_breakpoint {
	__u32 enabled;
	__u32 padding;
	__u64 address;
	};

	struct kvm_debug_guest {
	__u32 enabled;
	__u32 pad;
	struct kvm_breakpoint breakpoints[4];
	__u32 singlestep;
	};

	#define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)

	/* * End of deprecated interfaces * */


	/* for KVM_CREATE_MEMORY_REGION */
	struct kvm_memory_region {
	__u32 slot;
	__u32 flags;
	__u64 guest_phys_addr;
	__u64 memory_size; /* bytes */
	};

	/* for KVM_SET_USER_MEMORY_REGION */
	struct kvm_userspace_memory_region {
	__u32 slot;
	__u32 flags;
	__u64 guest_phys_addr;
	__u64 memory_size; /* bytes */
	__u64 userspace_addr; /* start of the userspace allocated memory */
	};

	/* for kvm_memory_region::flags */
	#define KVM_MEM_LOG_DIRTY_PAGES 1UL


	/* for KVM_IRQ_LINE */
	struct kvm_irq_level {
	/*
	* ACPI gsi notion of irq.
	* For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
	* For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
	*/
	union {
	__u32 irq;
	__s32 status;
	};
	__u32 level;
	};


	struct kvm_irqchip {
	__u32 chip_id;
	__u32 pad;
	union {
	char dummy[512]; /* reserving space */
	#ifdef __KVM_HAVE_PIT
	struct kvm_pic_state pic;
	#endif
	#ifdef __KVM_HAVE_IOAPIC
	struct kvm_ioapic_state ioapic;
	#endif
	} chip;
	};

	/* for KVM_CREATE_PIT2 */
	struct kvm_pit_config {
	__u32 flags;
	__u32 pad[15];
	};

	#define KVM_PIT_SPEAKER_DUMMY 1

	#define KVM_EXIT_UNKNOWN 0
	#define KVM_EXIT_EXCEPTION 1
	#define KVM_EXIT_IO 2
	#define KVM_EXIT_HYPERCALL 3
	#define KVM_EXIT_DEBUG 4
	#define KVM_EXIT_HLT 5
	#define KVM_EXIT_MMIO 6
	#define KVM_EXIT_IRQ_WINDOW_OPEN 7
	#define KVM_EXIT_SHUTDOWN 8
	#define KVM_EXIT_FAIL_ENTRY 9
	#define KVM_EXIT_INTR 10
	#define KVM_EXIT_SET_TPR 11
	#define KVM_EXIT_TPR_ACCESS 12
	#define KVM_EXIT_S390_SIEIC 13
	#define KVM_EXIT_S390_RESET 14
	#define KVM_EXIT_DCR 15
	#define KVM_EXIT_NMI 16
	#define KVM_EXIT_INTERNAL_ERROR 17

	/* For KVM_EXIT_INTERNAL_ERROR */
	#define KVM_INTERNAL_ERROR_EMULATION 1
	#define KVM_INTERNAL_ERROR_SIMUL_EX 2

	/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
	struct kvm_run {
	/* in */
	__u8 request_interrupt_window;
	__u8 padding1[7];

	/* out */
	__u32 exit_reason;
	__u8 ready_for_interrupt_injection;
	__u8 if_flag;
	__u8 padding2[2];

	/* in (pre_kvm_run), out (post_kvm_run) */
	__u64 cr8;
	__u64 apic_base;

	#ifdef __KVM_S390
	/* the processor status word for s390 */
	__u64 psw_mask; /* psw upper half */
	__u64 psw_addr; /* psw lower half */
	#endif
	union {
	/* KVM_EXIT_UNKNOWN */
	struct {
	__u64 hardware_exit_reason;
	} hw;
	/* KVM_EXIT_FAIL_ENTRY */
	struct {
	__u64 hardware_entry_failure_reason;
	} fail_entry;
	/* KVM_EXIT_EXCEPTION */
	struct {
	__u32 exception;
	__u32 error_code;
	} ex;
	/* KVM_EXIT_IO */
	struct {
	#define KVM_EXIT_IO_IN 0
	#define KVM_EXIT_IO_OUT 1
	__u8 direction;
	__u8 size; /* bytes */
	__u16 port;
	__u32 count;
	__u64 data_offset; /* relative to kvm_run start */
	} io;
	struct {
	struct kvm_debug_exit_arch arch;
	} debug;
	/* KVM_EXIT_MMIO */
	struct {
	__u64 phys_addr;
	__u8 data[8];
	__u32 len;
	__u8 is_write;
	} mmio;
	/* KVM_EXIT_HYPERCALL */
	struct {
	__u64 nr;
	__u64 args[6];
	__u64 ret;
	__u32 longmode;
	__u32 pad;
	} hypercall;
	/* KVM_EXIT_TPR_ACCESS */
	struct {
	__u64 rip;
	__u32 is_write;
	__u32 pad;
	} tpr_access;
	/* KVM_EXIT_S390_SIEIC */
	struct {
	__u8 icptcode;
	__u16 ipa;
	__u32 ipb;
	} s390_sieic;
	/* KVM_EXIT_S390_RESET */
	#define KVM_S390_RESET_POR 1
	#define KVM_S390_RESET_CLEAR 2
	#define KVM_S390_RESET_SUBSYSTEM 4
	#define KVM_S390_RESET_CPU_INIT 8
	#define KVM_S390_RESET_IPL 16
	__u64 s390_reset_flags;
	/* KVM_EXIT_DCR */
	struct {
	__u32 dcrn;
	__u32 data;
	__u8 is_write;
	} dcr;
	struct {
	__u32 suberror;
	/* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
	__u32 ndata;
	__u64 data[16];
	} internal;
	/* Fix the size of the union. */
	char padding[256];
	};
	};

	/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */

	struct kvm_coalesced_mmio_zone {
	__u64 addr;
	__u32 size;
	__u32 pad;
	};

	struct kvm_coalesced_mmio {
	__u64 phys_addr;
	__u32 len;
	__u32 pad;
	__u8 data[8];
	};

	struct kvm_coalesced_mmio_ring {
	__u32 first, last;
	struct kvm_coalesced_mmio coalesced_mmio[0];
	};

	#define KVM_COALESCED_MMIO_MAX \
	((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
	sizeof(struct kvm_coalesced_mmio))

	/* for KVM_TRANSLATE */
	struct kvm_translation {
	/* in */
	__u64 linear_address;

	/* out */
	__u64 physical_address;
	__u8 valid;
	__u8 writeable;
	__u8 usermode;
	__u8 pad[5];
	};

	/* for KVM_INTERRUPT */
	struct kvm_interrupt {
	/* in */
	__u32 irq;
	};

	/* for KVM_GET_DIRTY_LOG */
	struct kvm_dirty_log {
	__u32 slot;
	__u32 padding1;
	union {
	void __user dirty_bitmap; / one bit per page */
	__u64 padding2;
	};
	};

	/* for KVM_SET_SIGNAL_MASK */
	struct kvm_signal_mask {
	__u32 len;
	__u8 sigset[0];
	};

	/* for KVM_TPR_ACCESS_REPORTING */
	struct kvm_tpr_access_ctl {
	__u32 enabled;
	__u32 flags;
	__u32 reserved[8];
	};

	/* for KVM_SET_VAPIC_ADDR */
	struct kvm_vapic_addr {
	__u64 vapic_addr;
	};

	/* for KVM_SET_MPSTATE */

	#define KVM_MP_STATE_RUNNABLE 0
	#define KVM_MP_STATE_UNINITIALIZED 1
	#define KVM_MP_STATE_INIT_RECEIVED 2
	#define KVM_MP_STATE_HALTED 3
	#define KVM_MP_STATE_SIPI_RECEIVED 4

	struct kvm_mp_state {
	__u32 mp_state;
	};

	struct kvm_s390_psw {
	__u64 mask;
	__u64 addr;
	};

	/* valid values for type in kvm_s390_interrupt */
	#define KVM_S390_SIGP_STOP 0xfffe0000u
	#define KVM_S390_PROGRAM_INT 0xfffe0001u
	#define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
	#define KVM_S390_RESTART 0xfffe0003u
	#define KVM_S390_INT_VIRTIO 0xffff2603u
	#define KVM_S390_INT_SERVICE 0xffff2401u
	#define KVM_S390_INT_EMERGENCY 0xffff1201u

	struct kvm_s390_interrupt {
	__u32 type;
	__u32 parm;
	__u64 parm64;
	};

	/* for KVM_SET_GUEST_DEBUG */

	#define KVM_GUESTDBG_ENABLE 0x00000001
	#define KVM_GUESTDBG_SINGLESTEP 0x00000002

	struct kvm_guest_debug {
	__u32 control;
	__u32 pad;
	struct kvm_guest_debug_arch arch;
	};

	enum {
	kvm_ioeventfd_flag_nr_datamatch,
	kvm_ioeventfd_flag_nr_pio,
	kvm_ioeventfd_flag_nr_deassign,
	kvm_ioeventfd_flag_nr_max,
	};

	#define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
	#define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
	#define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)

	#define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)

	struct kvm_ioeventfd {
	__u64 datamatch;
	__u64 addr; /* legal pio/mmio address */
	__u32 len; /* 1, 2, 4, or 8 bytes */
	__s32 fd;
	__u32 flags;
	__u8 pad[36];
	};

	#define KVMIO 0xAE

	/*
	* ioctls for /dev/kvm fds:
	*/
	#define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
	#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
	#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)

	#define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
	/*
	* Check if a kvm extension is available. Argument is extension number,
	* return is 1 (yes) or 0 (no, sorry).
	*/
	#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
	/*
	* Get size for mmap(vcpu_fd)
	*/
	#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
	#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
	#define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
	#define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
	#define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08

	/*
	* Extension capability list.
	*/
	#define KVM_CAP_IRQCHIP 0
	#define KVM_CAP_HLT 1
	#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
	#define KVM_CAP_USER_MEMORY 3
	#define KVM_CAP_SET_TSS_ADDR 4
	#define KVM_CAP_VAPIC 6
	#define KVM_CAP_EXT_CPUID 7
	#define KVM_CAP_CLOCKSOURCE 8
	#define KVM_CAP_NR_VCPUS 9 /* returns max vcpus per vm */
	#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
	#define KVM_CAP_PIT 11
	#define KVM_CAP_NOP_IO_DELAY 12
	#define KVM_CAP_PV_MMU 13
	#define KVM_CAP_MP_STATE 14
	#define KVM_CAP_COALESCED_MMIO 15
	#define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
	#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
	#define KVM_CAP_DEVICE_ASSIGNMENT 17
	#endif
	#define KVM_CAP_IOMMU 18
	#ifdef __KVM_HAVE_MSI
	#define KVM_CAP_DEVICE_MSI 20
	#endif
	/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
	#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
	#ifdef __KVM_HAVE_USER_NMI
	#define KVM_CAP_USER_NMI 22
	#endif
	#ifdef __KVM_HAVE_GUEST_DEBUG
	#define KVM_CAP_SET_GUEST_DEBUG 23
	#endif
	#ifdef __KVM_HAVE_PIT
	#define KVM_CAP_REINJECT_CONTROL 24
	#endif
	#ifdef __KVM_HAVE_IOAPIC
	#define KVM_CAP_IRQ_ROUTING 25
	#endif
	#define KVM_CAP_IRQ_INJECT_STATUS 26
	#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
	#define KVM_CAP_DEVICE_DEASSIGNMENT 27
	#endif
	#ifdef __KVM_HAVE_MSIX
	#define KVM_CAP_DEVICE_MSIX 28
	#endif
	#define KVM_CAP_ASSIGN_DEV_IRQ 29
	/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
	#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
	#ifdef __KVM_HAVE_MCE
	#define KVM_CAP_MCE 31
	#endif
	#define KVM_CAP_IRQFD 32
	#ifdef __KVM_HAVE_PIT
	#define KVM_CAP_PIT2 33
	#endif
	#define KVM_CAP_SET_BOOT_CPU_ID 34
	#ifdef __KVM_HAVE_PIT_STATE2
	#define KVM_CAP_PIT_STATE2 35
	#endif
	#define KVM_CAP_IOEVENTFD 36
	#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
	#ifdef __KVM_HAVE_XEN_HVM
	#define KVM_CAP_XEN_HVM 38
	#endif
	#define KVM_CAP_ADJUST_CLOCK 39
	#define KVM_CAP_INTERNAL_ERROR_DATA 40
	#ifdef __KVM_HAVE_VCPU_EVENTS
	#define KVM_CAP_VCPU_EVENTS 41
	#endif
	#define KVM_CAP_S390_PSW 42

	#ifdef KVM_CAP_IRQ_ROUTING

	struct kvm_irq_routing_irqchip {
	__u32 irqchip;
	__u32 pin;
	};

	struct kvm_irq_routing_msi {
	__u32 address_lo;
	__u32 address_hi;
	__u32 data;
	__u32 pad;
	};

	/* gsi routing entry types */
	#define KVM_IRQ_ROUTING_IRQCHIP 1
	#define KVM_IRQ_ROUTING_MSI 2

	struct kvm_irq_routing_entry {
	__u32 gsi;
	__u32 type;
	__u32 flags;
	__u32 pad;
	union {
	struct kvm_irq_routing_irqchip irqchip;
	struct kvm_irq_routing_msi msi;
	__u32 pad[8];
	} u;
	};

	struct kvm_irq_routing {
	__u32 nr;
	__u32 flags;
	struct kvm_irq_routing_entry entries[0];
	};

	#endif

	#ifdef KVM_CAP_MCE
	/* x86 MCE */
	struct kvm_x86_mce {
	__u64 status;
	__u64 addr;
	__u64 misc;
	__u64 mcg_status;
	__u8 bank;
	__u8 pad1[7];
	__u64 pad2[3];
	};
	#endif

	#ifdef KVM_CAP_XEN_HVM
	struct kvm_xen_hvm_config {
	__u32 flags;
	__u32 msr;
	__u64 blob_addr_32;
	__u64 blob_addr_64;
	__u8 blob_size_32;
	__u8 blob_size_64;
	__u8 pad2[30];
	};
	#endif

	#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)

	struct kvm_irqfd {
	__u32 fd;
	__u32 gsi;
	__u32 flags;
	__u8 pad[20];
	};

	struct kvm_clock_data {
	__u64 clock;
	__u32 flags;
	__u32 pad[9];
	};

	/*
	* ioctls for VM fds
	*/
	#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
	/*
	* KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
	* a vcpu fd.
	*/
	#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
	#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
	#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
	#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
	#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
	#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
	struct kvm_userspace_memory_region)
	#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
	#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
	/* Device model IOC */
	#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
	#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
	#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
	#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
	#define KVM_CREATE_PIT _IO(KVMIO, 0x64)
	#define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
	#define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
	#define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
	#define KVM_REGISTER_COALESCED_MMIO \
	_IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
	#define KVM_UNREGISTER_COALESCED_MMIO \
	_IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
	#define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
	struct kvm_assigned_pci_dev)
	#define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
	/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
	#define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
	#define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
	#define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
	#define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
	struct kvm_assigned_pci_dev)
	#define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
	struct kvm_assigned_msix_nr)
	#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
	struct kvm_assigned_msix_entry)
	#define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
	#define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
	#define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
	#define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
	#define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
	#define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
	#define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
	#define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
	/* Available with KVM_CAP_PIT_STATE2 */
	#define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
	#define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)

	/*
	* ioctls for vcpu fds
	*/
	#define KVM_RUN _IO(KVMIO, 0x80)
	#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
	#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
	#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
	#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
	#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
	#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
	/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
	#define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
	#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
	#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
	#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
	#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
	#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
	#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
	#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
	#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
	#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
	#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
	/* Available with KVM_CAP_VAPIC */
	#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
	/* Available with KVM_CAP_VAPIC */
	#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
	/* valid for virtual machine (for floating interrupt)_and_ vcpu */
	#define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
	/* store status for s390 */
	#define KVM_S390_STORE_STATUS_NOADDR (-1ul)
	#define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
	#define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
	/* initial ipl psw for s390 */
	#define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
	/* initial reset for s390 */
	#define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
	#define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
	#define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
	/* Available with KVM_CAP_NMI */
	#define KVM_NMI _IO(KVMIO, 0x9a)
	/* Available with KVM_CAP_SET_GUEST_DEBUG */
	#define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
	/* MCE for x86 */
	#define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
	#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
	#define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
	/* IA64 stack access */
	#define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *)
	#define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *)
	/* Available with KVM_CAP_VCPU_EVENTS */
	#define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
	#define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)

	#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)

	struct kvm_assigned_pci_dev {
	__u32 assigned_dev_id;
	__u32 busnr;
	__u32 devfn;
	__u32 flags;
	union {
	__u32 reserved[12];
	};
	};

	#define KVM_DEV_IRQ_HOST_INTX (1 << 0)
	#define KVM_DEV_IRQ_HOST_MSI (1 << 1)
	#define KVM_DEV_IRQ_HOST_MSIX (1 << 2)

	#define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
	#define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
	#define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)

	#define KVM_DEV_IRQ_HOST_MASK 0x00ff
	#define KVM_DEV_IRQ_GUEST_MASK 0xff00

	struct kvm_assigned_irq {
	__u32 assigned_dev_id;
	__u32 host_irq;
	__u32 guest_irq;
	__u32 flags;
	union {
	struct {
	__u32 addr_lo;
	__u32 addr_hi;
	__u32 data;
	} guest_msi;
	__u32 reserved[12];
	};
	};


	struct kvm_assigned_msix_nr {
	__u32 assigned_dev_id;
	__u16 entry_nr;
	__u16 padding;
	};

	#define KVM_MAX_MSIX_PER_DEV 256
	struct kvm_assigned_msix_entry {
	__u32 assigned_dev_id;
	__u32 gsi;
	__u16 entry; /* The index of entry in the MSI-X table */
	__u16 padding[3];
	};

	#endif /* __LINUX_KVM_H */