root/include/uapi/linux/kvm.h

INCLUDED FROM

#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 */
};

/*
 * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
 * other bits are reserved for kvm internal use which are defined in
 * include/linux/kvm_host.h.
 */
#define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
#define KVM_MEM_READONLY        (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..
         * For ARM: See Documentation/virtual/kvm/api.txt
         */
        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 /* deprecated */
#define KVM_EXIT_NMI              16
#define KVM_EXIT_INTERNAL_ERROR   17
#define KVM_EXIT_OSI              18
#define KVM_EXIT_PAPR_HCALL       19
#define KVM_EXIT_S390_UCONTROL    20
#define KVM_EXIT_WATCHDOG         21
#define KVM_EXIT_S390_TSCH        22
#define KVM_EXIT_EPR              23
#define KVM_EXIT_SYSTEM_EVENT     24

/* For KVM_EXIT_INTERNAL_ERROR */
/* Emulate instruction failed. */
#define KVM_INTERNAL_ERROR_EMULATION    1
/* Encounter unexpected simultaneous exceptions. */
#define KVM_INTERNAL_ERROR_SIMUL_EX     2
/* Encounter unexpected vm-exit due to delivery event. */
#define KVM_INTERNAL_ERROR_DELIVERY_EV  3

/* 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_S390_UCONTROL */
                struct {
                        __u64 trans_exc_code;
                        __u32 pgm_code;
                } s390_ucontrol;
                /* KVM_EXIT_DCR (deprecated) */
                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;
                /* KVM_EXIT_S390_TSCH */
                struct {
                        __u16 subchannel_id;
                        __u16 subchannel_nr;
                        __u32 io_int_parm;
                        __u32 io_int_word;
                        __u32 ipb;
                        __u8 dequeued;
                } s390_tsch;
                /* KVM_EXIT_EPR */
                struct {
                        __u32 epr;
                } epr;
                /* KVM_EXIT_SYSTEM_EVENT */
                struct {
#define KVM_SYSTEM_EVENT_SHUTDOWN       1
#define KVM_SYSTEM_EVENT_RESET          2
                        __u32 type;
                        __u64 flags;
                } system_event;
                /* Fix the size of the union. */
                char padding[256];
        };

        /*
         * shared registers between kvm and userspace.
         * kvm_valid_regs specifies the register classes set by the host
         * kvm_dirty_regs specified the register classes dirtied by userspace
         * struct kvm_sync_regs is architecture specific, as well as the
         * bits for kvm_valid_regs and kvm_dirty_regs
         */
        __u64 kvm_valid_regs;
        __u64 kvm_dirty_regs;
        union {
                struct kvm_sync_regs regs;
                char padding[1024];
        } s;
};

/* 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_MP_STATE */

/* not all states are valid on all architectures */
#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
#define KVM_MP_STATE_STOPPED           5
#define KVM_MP_STATE_CHECK_STOP        6
#define KVM_MP_STATE_OPERATING         7
#define KVM_MP_STATE_LOAD              8

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_PFAULT_INIT        0xfffe0004u
#define KVM_S390_INT_PFAULT_DONE        0xfffe0005u
#define KVM_S390_MCHK                   0xfffe1000u
#define KVM_S390_INT_CLOCK_COMP         0xffff1004u
#define KVM_S390_INT_CPU_TIMER          0xffff1005u
#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
/* Anything below 0xfffe0000u is taken by INT_IO */
#define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
        (((schid)) |                           \
         ((ssid) << 16) |                      \
         ((cssid) << 18) |                     \
         ((ai) << 26))
#define KVM_S390_INT_IO_MIN             0x00000000u
#define KVM_S390_INT_IO_MAX             0xfffdffffu


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

struct kvm_s390_io_info {
        __u16 subchannel_id;
        __u16 subchannel_nr;
        __u32 io_int_parm;
        __u32 io_int_word;
};

struct kvm_s390_ext_info {
        __u32 ext_params;
        __u32 pad;
        __u64 ext_params2;
};

struct kvm_s390_pgm_info {
        __u64 trans_exc_code;
        __u64 mon_code;
        __u64 per_address;
        __u32 data_exc_code;
        __u16 code;
        __u16 mon_class_nr;
        __u8 per_code;
        __u8 per_atmid;
        __u8 exc_access_id;
        __u8 per_access_id;
        __u8 op_access_id;
        __u8 pad[3];
};

struct kvm_s390_prefix_info {
        __u32 address;
};

struct kvm_s390_extcall_info {
        __u16 code;
};

struct kvm_s390_emerg_info {
        __u16 code;
};

struct kvm_s390_mchk_info {
        __u64 cr14;
        __u64 mcic;
        __u64 failing_storage_address;
        __u32 ext_damage_code;
        __u32 pad;
        __u8 fixed_logout[16];
};

struct kvm_s390_irq {
        __u64 type;
        union {
                struct kvm_s390_io_info io;
                struct kvm_s390_ext_info ext;
                struct kvm_s390_pgm_info pgm;
                struct kvm_s390_emerg_info emerg;
                struct kvm_s390_extcall_info extcall;
                struct kvm_s390_prefix_info prefix;
                struct kvm_s390_mchk_info mchk;
                char reserved[64];
        } u;
};

/* 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_virtio_ccw_notify,
        kvm_ioeventfd_flag_nr_fast_mmio,
        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_FLAG_VIRTIO_CCW_NOTIFY \
        (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)

#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; or 0 to ignore length */
        __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];
};

/* for KVM_PPC_GET_SMMU_INFO */
#define KVM_PPC_PAGE_SIZES_MAX_SZ       8

struct kvm_ppc_one_page_size {
        __u32 page_shift;       /* Page shift (or 0) */
        __u32 pte_enc;          /* Encoding in the HPTE (>>12) */
};

struct kvm_ppc_one_seg_page_size {
        __u32 page_shift;       /* Base page shift of segment (or 0) */
        __u32 slb_enc;          /* SLB encoding for BookS */
        struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
};

#define KVM_PPC_PAGE_SIZES_REAL         0x00000001
#define KVM_PPC_1T_SEGMENTS             0x00000002

struct kvm_ppc_smmu_info {
        __u64 flags;
        __u32 slb_size;
        __u32 pad;
        struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
};

#define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)

#define KVMIO 0xAE

/* machine type bits, to be used as argument to KVM_CREATE_VM */
#define KVM_VM_S390_UCONTROL    1

/* on ppc, 0 indicate default, 1 should force HV and 2 PR */
#define KVM_VM_PPC_HV 1
#define KVM_VM_PPC_PR 2

#define KVM_S390_SIE_PAGE_OFFSET 1

/*
 * 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
#define KVM_GET_EMULATED_CPUID    _IOWR(KVMIO, 0x09, struct kvm_cpuid2)

/*
 * 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 */
#define KVM_CAP_DEVICE_ASSIGNMENT 17
#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
#define KVM_CAP_USER_NMI 22
#ifdef __KVM_HAVE_GUEST_DEBUG
#define KVM_CAP_SET_GUEST_DEBUG 23
#endif
#ifdef __KVM_HAVE_PIT
#define KVM_CAP_REINJECT_CONTROL 24
#endif
#define KVM_CAP_IRQ_ROUTING 25
#define KVM_CAP_IRQ_INJECT_STATUS 26
#define KVM_CAP_DEVICE_DEASSIGNMENT 27
#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_HIOR 67
#define KVM_CAP_PPC_PAPR 68
#define KVM_CAP_SW_TLB 69
#define KVM_CAP_ONE_REG 70
#define KVM_CAP_S390_GMAP 71
#define KVM_CAP_TSC_DEADLINE_TIMER 72
#define KVM_CAP_S390_UCONTROL 73
#define KVM_CAP_SYNC_REGS 74
#define KVM_CAP_PCI_2_3 75
#define KVM_CAP_KVMCLOCK_CTRL 76
#define KVM_CAP_SIGNAL_MSI 77
#define KVM_CAP_PPC_GET_SMMU_INFO 78
#define KVM_CAP_S390_COW 79
#define KVM_CAP_PPC_ALLOC_HTAB 80
#define KVM_CAP_READONLY_MEM 81
#define KVM_CAP_IRQFD_RESAMPLE 82
#define KVM_CAP_PPC_BOOKE_WATCHDOG 83
#define KVM_CAP_PPC_HTAB_FD 84
#define KVM_CAP_S390_CSS_SUPPORT 85
#define KVM_CAP_PPC_EPR 86
#define KVM_CAP_ARM_PSCI 87
#define KVM_CAP_ARM_SET_DEVICE_ADDR 88
#define KVM_CAP_DEVICE_CTRL 89
#define KVM_CAP_IRQ_MPIC 90
#define KVM_CAP_PPC_RTAS 91
#define KVM_CAP_IRQ_XICS 92
#define KVM_CAP_ARM_EL1_32BIT 93
#define KVM_CAP_SPAPR_MULTITCE 94
#define KVM_CAP_EXT_EMUL_CPUID 95
#define KVM_CAP_HYPERV_TIME 96
#define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
#define KVM_CAP_ENABLE_CAP_VM 98
#define KVM_CAP_S390_IRQCHIP 99
#define KVM_CAP_IOEVENTFD_NO_LENGTH 100
#define KVM_CAP_VM_ATTRIBUTES 101
#define KVM_CAP_ARM_PSCI_0_2 102
#define KVM_CAP_PPC_FIXUP_HCALL 103
#define KVM_CAP_PPC_ENABLE_HCALL 104
#define KVM_CAP_CHECK_EXTENSION_VM 105

#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;
};

struct kvm_irq_routing_s390_adapter {
        __u64 ind_addr;
        __u64 summary_addr;
        __u64 ind_offset;
        __u32 summary_offset;
        __u32 adapter_id;
};

/* gsi routing entry types */
#define KVM_IRQ_ROUTING_IRQCHIP 1
#define KVM_IRQ_ROUTING_MSI 2
#define KVM_IRQ_ROUTING_S390_ADAPTER 3

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;
                struct kvm_irq_routing_s390_adapter adapter;
                __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)
/*
 * Available with KVM_CAP_IRQFD_RESAMPLE
 *
 * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
 * the irqfd to operate in resampling mode for level triggered interrupt
 * emlation.  See Documentation/virtual/kvm/api.txt.
 */
#define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)

struct kvm_irqfd {
        __u32 fd;
        __u32 gsi;
        __u32 flags;
        __u32 resamplefd;
        __u8  pad[16];
};

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

#define KVM_MMU_FSL_BOOKE_NOHV          0
#define KVM_MMU_FSL_BOOKE_HV            1

struct kvm_config_tlb {
        __u64 params;
        __u64 array;
        __u32 mmu_type;
        __u32 array_len;
};

struct kvm_dirty_tlb {
        __u64 bitmap;
        __u32 num_dirty;
};

/* Available with KVM_CAP_ONE_REG */

#define KVM_REG_ARCH_MASK       0xff00000000000000ULL
#define KVM_REG_GENERIC         0x0000000000000000ULL

/*
 * Architecture specific registers are to be defined in arch headers and
 * ORed with the arch identifier.
 */
#define KVM_REG_PPC             0x1000000000000000ULL
#define KVM_REG_X86             0x2000000000000000ULL
#define KVM_REG_IA64            0x3000000000000000ULL
#define KVM_REG_ARM             0x4000000000000000ULL
#define KVM_REG_S390            0x5000000000000000ULL
#define KVM_REG_ARM64           0x6000000000000000ULL
#define KVM_REG_MIPS            0x7000000000000000ULL

#define KVM_REG_SIZE_SHIFT      52
#define KVM_REG_SIZE_MASK       0x00f0000000000000ULL
#define KVM_REG_SIZE_U8         0x0000000000000000ULL
#define KVM_REG_SIZE_U16        0x0010000000000000ULL
#define KVM_REG_SIZE_U32        0x0020000000000000ULL
#define KVM_REG_SIZE_U64        0x0030000000000000ULL
#define KVM_REG_SIZE_U128       0x0040000000000000ULL
#define KVM_REG_SIZE_U256       0x0050000000000000ULL
#define KVM_REG_SIZE_U512       0x0060000000000000ULL
#define KVM_REG_SIZE_U1024      0x0070000000000000ULL

struct kvm_reg_list {
        __u64 n; /* number of regs */
        __u64 reg[0];
};

struct kvm_one_reg {
        __u64 id;
        __u64 addr;
};

struct kvm_msi {
        __u32 address_lo;
        __u32 address_hi;
        __u32 data;
        __u32 flags;
        __u8  pad[16];
};

struct kvm_arm_device_addr {
        __u64 id;
        __u64 addr;
};

/*
 * Device control API, available with KVM_CAP_DEVICE_CTRL
 */
#define KVM_CREATE_DEVICE_TEST          1

struct kvm_create_device {
        __u32   type;   /* in: KVM_DEV_TYPE_xxx */
        __u32   fd;     /* out: device handle */
        __u32   flags;  /* in: KVM_CREATE_DEVICE_xxx */
};

struct kvm_device_attr {
        __u32   flags;          /* no flags currently defined */
        __u32   group;          /* device-defined */
        __u64   attr;           /* group-defined */
        __u64   addr;           /* userspace address of attr data */
};

#define  KVM_DEV_VFIO_GROUP                     1
#define   KVM_DEV_VFIO_GROUP_ADD                        1
#define   KVM_DEV_VFIO_GROUP_DEL                        2

enum kvm_device_type {
        KVM_DEV_TYPE_FSL_MPIC_20        = 1,
#define KVM_DEV_TYPE_FSL_MPIC_20        KVM_DEV_TYPE_FSL_MPIC_20
        KVM_DEV_TYPE_FSL_MPIC_42,
#define KVM_DEV_TYPE_FSL_MPIC_42        KVM_DEV_TYPE_FSL_MPIC_42
        KVM_DEV_TYPE_XICS,
#define KVM_DEV_TYPE_XICS               KVM_DEV_TYPE_XICS
        KVM_DEV_TYPE_VFIO,
#define KVM_DEV_TYPE_VFIO               KVM_DEV_TYPE_VFIO
        KVM_DEV_TYPE_ARM_VGIC_V2,
#define KVM_DEV_TYPE_ARM_VGIC_V2        KVM_DEV_TYPE_ARM_VGIC_V2
        KVM_DEV_TYPE_FLIC,
#define KVM_DEV_TYPE_FLIC               KVM_DEV_TYPE_FLIC
        KVM_DEV_TYPE_MAX,
};

/*
 * 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)

/* enable ucontrol for s390 */
struct kvm_s390_ucas_mapping {
        __u64 user_addr;
        __u64 vcpu_addr;
        __u64 length;
};
#define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
#define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
#define KVM_S390_VCPU_FAULT      _IOW(KVMIO, 0x52, unsigned long)

/* 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)
/* Available with KVM_CAP_PCI_2_3 */
#define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
                                       struct kvm_assigned_pci_dev)
/* Available with KVM_CAP_SIGNAL_MSI */
#define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
/* Available with KVM_CAP_PPC_GET_SMMU_INFO */
#define KVM_PPC_GET_SMMU_INFO     _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
/* Available with KVM_CAP_PPC_ALLOC_HTAB */
#define KVM_PPC_ALLOCATE_HTAB     _IOWR(KVMIO, 0xa7, __u32)
#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)
/* Available with KVM_CAP_PPC_HTAB_FD */
#define KVM_PPC_GET_HTAB_FD       _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
/* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
#define KVM_ARM_SET_DEVICE_ADDR   _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
/* Available with KVM_CAP_PPC_RTAS */
#define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)

/* ioctl for vm fd */
#define KVM_CREATE_DEVICE         _IOWR(KVMIO,  0xe0, struct kvm_create_device)

/* ioctls for fds returned by KVM_CREATE_DEVICE */
#define KVM_SET_DEVICE_ATTR       _IOW(KVMIO,  0xe1, struct kvm_device_attr)
#define KVM_GET_DEVICE_ATTR       _IOW(KVMIO,  0xe2, struct kvm_device_attr)
#define KVM_HAS_DEVICE_ATTR       _IOW(KVMIO,  0xe3, struct kvm_device_attr)

/*
 * 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_USER_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)
/*
 * vcpu version available with KVM_ENABLE_CAP
 * vm version available with KVM_CAP_ENABLE_CAP_VM
 */
#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)
/* Available with KVM_CAP_SW_TLB */
#define KVM_DIRTY_TLB             _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
/* Available with KVM_CAP_ONE_REG */
#define KVM_GET_ONE_REG           _IOW(KVMIO,  0xab, struct kvm_one_reg)
#define KVM_SET_ONE_REG           _IOW(KVMIO,  0xac, struct kvm_one_reg)
/* VM is being stopped by host */
#define KVM_KVMCLOCK_CTRL         _IO(KVMIO,   0xad)
#define KVM_ARM_VCPU_INIT         _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
#define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
#define KVM_GET_REG_LIST          _IOWR(KVMIO, 0xb0, struct kvm_reg_list)

#define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
#define KVM_DEV_ASSIGN_PCI_2_3          (1 << 1)
#define KVM_DEV_ASSIGN_MASK_INTX        (1 << 2)

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 */