#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

  #define KVM_MEMSLOT_INVALID      (1UL << 1)

  /* 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

  #define KVM_EXIT_OSI              18

  #define KVM_EXIT_PAPR_HCALL	  19

  
  /* 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;

  		/* KVM_EXIT_OSI */
  		struct {
  			__u64 gprs[32];
  		} osi;

  		struct {
  			__u64 nr;
  			__u64 ret;
  			__u64 args[9];
  		} papr_hcall;

  		/* 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

  #define KVM_S390_INT_EXTERNAL_CALL	0xffff1202u

  
  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];
  };

  /* for KVM_ENABLE_CAP */
  struct kvm_enable_cap {
  	/* in */
  	__u32 cap;
  	__u32 flags;
  	__u64 args[4];
  	__u8  pad[64];
  };

  /* for KVM_PPC_GET_PVINFO */
  struct kvm_ppc_pvinfo {
  	/* out */
  	__u32 flags;
  	__u32 hcall[4];
  	__u8  pad[108];
  };

  #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 recommended 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

  #define KVM_CAP_PPC_SEGSTATE 43

  #define KVM_CAP_HYPERV 44

  #define KVM_CAP_HYPERV_VAPIC 45

  #define KVM_CAP_HYPERV_SPIN 46

  #define KVM_CAP_PCI_SEGMENT 47

  #define KVM_CAP_PPC_PAIRED_SINGLES 48

  #define KVM_CAP_INTR_SHADOW 49

  #ifdef __KVM_HAVE_DEBUGREGS
  #define KVM_CAP_DEBUGREGS 50
  #endif

  #define KVM_CAP_X86_ROBUST_SINGLESTEP 51

  #define KVM_CAP_PPC_OSI 52

  #define KVM_CAP_PPC_UNSET_IRQ 53

  #define KVM_CAP_ENABLE_CAP 54

  #ifdef __KVM_HAVE_XSAVE
  #define KVM_CAP_XSAVE 55
  #endif
  #ifdef __KVM_HAVE_XCRS
  #define KVM_CAP_XCRS 56
  #endif

  #define KVM_CAP_PPC_GET_PVINFO 57

  #define KVM_CAP_PPC_IRQ_LEVEL 58

  #define KVM_CAP_ASYNC_PF 59

  #define KVM_CAP_TSC_CONTROL 60
  #define KVM_CAP_GET_TSC_KHZ 61

  #define KVM_CAP_PPC_BOOKE_SREGS 62

  #define KVM_CAP_SPAPR_TCE 63

  #define KVM_CAP_PPC_SMT 64

  #define KVM_CAP_PPC_RMA	65

  #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */

  #define KVM_CAP_PPC_PAPR 68

  #define KVM_CAP_S390_GMAP 71

  
  #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)

  /* KVM_SET_MEMORY_ALIAS is obsolete: */

  #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)

  /* Available with KVM_CAP_PPC_GET_PVINFO */
  #define KVM_PPC_GET_PVINFO	  _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)

  /* Available with KVM_CAP_TSC_CONTROL */
  #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
  #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)

  
  /*
   * 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)

  /* Available with KVM_CAP_DEBUGREGS */
  #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
  #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)

  #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)

  /* Available with KVM_CAP_XSAVE */
  #define KVM_GET_XSAVE		  _IOR(KVMIO,  0xa4, struct kvm_xsave)
  #define KVM_SET_XSAVE		  _IOW(KVMIO,  0xa5, struct kvm_xsave)
  /* Available with KVM_CAP_XCRS */
  #define KVM_GET_XCRS		  _IOR(KVMIO,  0xa6, struct kvm_xcrs)
  #define KVM_SET_XCRS		  _IOW(KVMIO,  0xa7, struct kvm_xcrs)

  #define KVM_CREATE_SPAPR_TCE	  _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)

  /* Available with KVM_CAP_RMA */
  #define KVM_ALLOCATE_RMA	  _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)

  #define KVM_DEV_ASSIGN_ENABLE_IOMMU	(1 << 0)

  struct kvm_assigned_pci_dev {
  	__u32 assigned_dev_id;
  	__u32 busnr;
  	__u32 devfn;
  	__u32 flags;

  	__u32 segnr;

  	union {

  		__u32 reserved[11];

  	};

  };

  #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; /* ignored (legacy field) */

  	__u32 guest_irq;
  	__u32 flags;

  	union {
  		__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 */