linux/include/linux/kvm.h
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   1#ifndef __LINUX_KVM_H
   2#define __LINUX_KVM_H
   3
   4/*
   5 * Userspace interface for /dev/kvm - kernel based virtual machine
   6 *
   7 * Note: you must update KVM_API_VERSION if you change this interface.
   8 */
   9
  10#include <linux/types.h>
  11#include <linux/compiler.h>
  12#include <linux/ioctl.h>
  13#include <asm/kvm.h>
  14
  15#define KVM_API_VERSION 12
  16
  17/* *** Deprecated interfaces *** */
  18
  19#define KVM_TRC_SHIFT           16
  20
  21#define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
  22#define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1))
  23
  24#define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
  25#define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
  26#define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)
  27
  28#define KVM_TRC_HEAD_SIZE       12
  29#define KVM_TRC_CYCLE_SIZE      8
  30#define KVM_TRC_EXTRA_MAX       7
  31
  32#define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
  33#define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
  34#define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
  35#define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
  36#define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
  37#define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
  38#define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
  39#define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
  40#define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
  41#define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
  42#define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
  43#define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
  44#define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
  45#define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
  46#define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
  47#define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
  48#define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
  49#define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
  50#define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
  51#define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
  52#define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
  53#define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
  54#define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
  55#define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)
  56
  57struct kvm_user_trace_setup {
  58        __u32 buf_size;
  59        __u32 buf_nr;
  60};
  61
  62#define __KVM_DEPRECATED_MAIN_W_0x06 \
  63        _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
  64#define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
  65#define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
  66
  67#define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
  68
  69struct kvm_breakpoint {
  70        __u32 enabled;
  71        __u32 padding;
  72        __u64 address;
  73};
  74
  75struct kvm_debug_guest {
  76        __u32 enabled;
  77        __u32 pad;
  78        struct kvm_breakpoint breakpoints[4];
  79        __u32 singlestep;
  80};
  81
  82#define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
  83
  84/* *** End of deprecated interfaces *** */
  85
  86
  87/* for KVM_CREATE_MEMORY_REGION */
  88struct kvm_memory_region {
  89        __u32 slot;
  90        __u32 flags;
  91        __u64 guest_phys_addr;
  92        __u64 memory_size; /* bytes */
  93};
  94
  95/* for KVM_SET_USER_MEMORY_REGION */
  96struct kvm_userspace_memory_region {
  97        __u32 slot;
  98        __u32 flags;
  99        __u64 guest_phys_addr;
 100        __u64 memory_size; /* bytes */
 101        __u64 userspace_addr; /* start of the userspace allocated memory */
 102};
 103
 104/* for kvm_memory_region::flags */
 105#define KVM_MEM_LOG_DIRTY_PAGES  1UL
 106#define KVM_MEMSLOT_INVALID      (1UL << 1)
 107
 108/* for KVM_IRQ_LINE */
 109struct kvm_irq_level {
 110        /*
 111         * ACPI gsi notion of irq.
 112         * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
 113         * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
 114         */
 115        union {
 116                __u32 irq;
 117                __s32 status;
 118        };
 119        __u32 level;
 120};
 121
 122
 123struct kvm_irqchip {
 124        __u32 chip_id;
 125        __u32 pad;
 126        union {
 127                char dummy[512];  /* reserving space */
 128#ifdef __KVM_HAVE_PIT
 129                struct kvm_pic_state pic;
 130#endif
 131#ifdef __KVM_HAVE_IOAPIC
 132                struct kvm_ioapic_state ioapic;
 133#endif
 134        } chip;
 135};
 136
 137/* for KVM_CREATE_PIT2 */
 138struct kvm_pit_config {
 139        __u32 flags;
 140        __u32 pad[15];
 141};
 142
 143#define KVM_PIT_SPEAKER_DUMMY     1
 144
 145#define KVM_EXIT_UNKNOWN          0
 146#define KVM_EXIT_EXCEPTION        1
 147#define KVM_EXIT_IO               2
 148#define KVM_EXIT_HYPERCALL        3
 149#define KVM_EXIT_DEBUG            4
 150#define KVM_EXIT_HLT              5
 151#define KVM_EXIT_MMIO             6
 152#define KVM_EXIT_IRQ_WINDOW_OPEN  7
 153#define KVM_EXIT_SHUTDOWN         8
 154#define KVM_EXIT_FAIL_ENTRY       9
 155#define KVM_EXIT_INTR             10
 156#define KVM_EXIT_SET_TPR          11
 157#define KVM_EXIT_TPR_ACCESS       12
 158#define KVM_EXIT_S390_SIEIC       13
 159#define KVM_EXIT_S390_RESET       14
 160#define KVM_EXIT_DCR              15
 161#define KVM_EXIT_NMI              16
 162#define KVM_EXIT_INTERNAL_ERROR   17
 163#define KVM_EXIT_OSI              18
 164
 165/* For KVM_EXIT_INTERNAL_ERROR */
 166#define KVM_INTERNAL_ERROR_EMULATION 1
 167#define KVM_INTERNAL_ERROR_SIMUL_EX 2
 168
 169/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
 170struct kvm_run {
 171        /* in */
 172        __u8 request_interrupt_window;
 173        __u8 padding1[7];
 174
 175        /* out */
 176        __u32 exit_reason;
 177        __u8 ready_for_interrupt_injection;
 178        __u8 if_flag;
 179        __u8 padding2[2];
 180
 181        /* in (pre_kvm_run), out (post_kvm_run) */
 182        __u64 cr8;
 183        __u64 apic_base;
 184
 185#ifdef __KVM_S390
 186        /* the processor status word for s390 */
 187        __u64 psw_mask; /* psw upper half */
 188        __u64 psw_addr; /* psw lower half */
 189#endif
 190        union {
 191                /* KVM_EXIT_UNKNOWN */
 192                struct {
 193                        __u64 hardware_exit_reason;
 194                } hw;
 195                /* KVM_EXIT_FAIL_ENTRY */
 196                struct {
 197                        __u64 hardware_entry_failure_reason;
 198                } fail_entry;
 199                /* KVM_EXIT_EXCEPTION */
 200                struct {
 201                        __u32 exception;
 202                        __u32 error_code;
 203                } ex;
 204                /* KVM_EXIT_IO */
 205                struct {
 206#define KVM_EXIT_IO_IN  0
 207#define KVM_EXIT_IO_OUT 1
 208                        __u8 direction;
 209                        __u8 size; /* bytes */
 210                        __u16 port;
 211                        __u32 count;
 212                        __u64 data_offset; /* relative to kvm_run start */
 213                } io;
 214                struct {
 215                        struct kvm_debug_exit_arch arch;
 216                } debug;
 217                /* KVM_EXIT_MMIO */
 218                struct {
 219                        __u64 phys_addr;
 220                        __u8  data[8];
 221                        __u32 len;
 222                        __u8  is_write;
 223                } mmio;
 224                /* KVM_EXIT_HYPERCALL */
 225                struct {
 226                        __u64 nr;
 227                        __u64 args[6];
 228                        __u64 ret;
 229                        __u32 longmode;
 230                        __u32 pad;
 231                } hypercall;
 232                /* KVM_EXIT_TPR_ACCESS */
 233                struct {
 234                        __u64 rip;
 235                        __u32 is_write;
 236                        __u32 pad;
 237                } tpr_access;
 238                /* KVM_EXIT_S390_SIEIC */
 239                struct {
 240                        __u8 icptcode;
 241                        __u16 ipa;
 242                        __u32 ipb;
 243                } s390_sieic;
 244                /* KVM_EXIT_S390_RESET */
 245#define KVM_S390_RESET_POR       1
 246#define KVM_S390_RESET_CLEAR     2
 247#define KVM_S390_RESET_SUBSYSTEM 4
 248#define KVM_S390_RESET_CPU_INIT  8
 249#define KVM_S390_RESET_IPL       16
 250                __u64 s390_reset_flags;
 251                /* KVM_EXIT_DCR */
 252                struct {
 253                        __u32 dcrn;
 254                        __u32 data;
 255                        __u8  is_write;
 256                } dcr;
 257                struct {
 258                        __u32 suberror;
 259                        /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
 260                        __u32 ndata;
 261                        __u64 data[16];
 262                } internal;
 263                /* KVM_EXIT_OSI */
 264                struct {
 265                        __u64 gprs[32];
 266                } osi;
 267                /* Fix the size of the union. */
 268                char padding[256];
 269        };
 270};
 271
 272/* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
 273
 274struct kvm_coalesced_mmio_zone {
 275        __u64 addr;
 276        __u32 size;
 277        __u32 pad;
 278};
 279
 280struct kvm_coalesced_mmio {
 281        __u64 phys_addr;
 282        __u32 len;
 283        __u32 pad;
 284        __u8  data[8];
 285};
 286
 287struct kvm_coalesced_mmio_ring {
 288        __u32 first, last;
 289        struct kvm_coalesced_mmio coalesced_mmio[0];
 290};
 291
 292#define KVM_COALESCED_MMIO_MAX \
 293        ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
 294         sizeof(struct kvm_coalesced_mmio))
 295
 296/* for KVM_TRANSLATE */
 297struct kvm_translation {
 298        /* in */
 299        __u64 linear_address;
 300
 301        /* out */
 302        __u64 physical_address;
 303        __u8  valid;
 304        __u8  writeable;
 305        __u8  usermode;
 306        __u8  pad[5];
 307};
 308
 309/* for KVM_INTERRUPT */
 310struct kvm_interrupt {
 311        /* in */
 312        __u32 irq;
 313};
 314
 315/* for KVM_GET_DIRTY_LOG */
 316struct kvm_dirty_log {
 317        __u32 slot;
 318        __u32 padding1;
 319        union {
 320                void __user *dirty_bitmap; /* one bit per page */
 321                __u64 padding2;
 322        };
 323};
 324
 325/* for KVM_SET_SIGNAL_MASK */
 326struct kvm_signal_mask {
 327        __u32 len;
 328        __u8  sigset[0];
 329};
 330
 331/* for KVM_TPR_ACCESS_REPORTING */
 332struct kvm_tpr_access_ctl {
 333        __u32 enabled;
 334        __u32 flags;
 335        __u32 reserved[8];
 336};
 337
 338/* for KVM_SET_VAPIC_ADDR */
 339struct kvm_vapic_addr {
 340        __u64 vapic_addr;
 341};
 342
 343/* for KVM_SET_MPSTATE */
 344
 345#define KVM_MP_STATE_RUNNABLE          0
 346#define KVM_MP_STATE_UNINITIALIZED     1
 347#define KVM_MP_STATE_INIT_RECEIVED     2
 348#define KVM_MP_STATE_HALTED            3
 349#define KVM_MP_STATE_SIPI_RECEIVED     4
 350
 351struct kvm_mp_state {
 352        __u32 mp_state;
 353};
 354
 355struct kvm_s390_psw {
 356        __u64 mask;
 357        __u64 addr;
 358};
 359
 360/* valid values for type in kvm_s390_interrupt */
 361#define KVM_S390_SIGP_STOP              0xfffe0000u
 362#define KVM_S390_PROGRAM_INT            0xfffe0001u
 363#define KVM_S390_SIGP_SET_PREFIX        0xfffe0002u
 364#define KVM_S390_RESTART                0xfffe0003u
 365#define KVM_S390_INT_VIRTIO             0xffff2603u
 366#define KVM_S390_INT_SERVICE            0xffff2401u
 367#define KVM_S390_INT_EMERGENCY          0xffff1201u
 368
 369struct kvm_s390_interrupt {
 370        __u32 type;
 371        __u32 parm;
 372        __u64 parm64;
 373};
 374
 375/* for KVM_SET_GUEST_DEBUG */
 376
 377#define KVM_GUESTDBG_ENABLE             0x00000001
 378#define KVM_GUESTDBG_SINGLESTEP         0x00000002
 379
 380struct kvm_guest_debug {
 381        __u32 control;
 382        __u32 pad;
 383        struct kvm_guest_debug_arch arch;
 384};
 385
 386enum {
 387        kvm_ioeventfd_flag_nr_datamatch,
 388        kvm_ioeventfd_flag_nr_pio,
 389        kvm_ioeventfd_flag_nr_deassign,
 390        kvm_ioeventfd_flag_nr_max,
 391};
 392
 393#define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
 394#define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
 395#define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
 396
 397#define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
 398
 399struct kvm_ioeventfd {
 400        __u64 datamatch;
 401        __u64 addr;        /* legal pio/mmio address */
 402        __u32 len;         /* 1, 2, 4, or 8 bytes    */
 403        __s32 fd;
 404        __u32 flags;
 405        __u8  pad[36];
 406};
 407
 408/* for KVM_ENABLE_CAP */
 409struct kvm_enable_cap {
 410        /* in */
 411        __u32 cap;
 412        __u32 flags;
 413        __u64 args[4];
 414        __u8  pad[64];
 415};
 416
 417/* for KVM_PPC_GET_PVINFO */
 418struct kvm_ppc_pvinfo {
 419        /* out */
 420        __u32 flags;
 421        __u32 hcall[4];
 422        __u8  pad[108];
 423};
 424
 425#define KVMIO 0xAE
 426
 427/*
 428 * ioctls for /dev/kvm fds:
 429 */
 430#define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
 431#define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
 432#define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
 433
 434#define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
 435/*
 436 * Check if a kvm extension is available.  Argument is extension number,
 437 * return is 1 (yes) or 0 (no, sorry).
 438 */
 439#define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
 440/*
 441 * Get size for mmap(vcpu_fd)
 442 */
 443#define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
 444#define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
 445#define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
 446#define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
 447#define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
 448
 449/*
 450 * Extension capability list.
 451 */
 452#define KVM_CAP_IRQCHIP   0
 453#define KVM_CAP_HLT       1
 454#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
 455#define KVM_CAP_USER_MEMORY 3
 456#define KVM_CAP_SET_TSS_ADDR 4
 457#define KVM_CAP_VAPIC 6
 458#define KVM_CAP_EXT_CPUID 7
 459#define KVM_CAP_CLOCKSOURCE 8
 460#define KVM_CAP_NR_VCPUS 9       /* returns max vcpus per vm */
 461#define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
 462#define KVM_CAP_PIT 11
 463#define KVM_CAP_NOP_IO_DELAY 12
 464#define KVM_CAP_PV_MMU 13
 465#define KVM_CAP_MP_STATE 14
 466#define KVM_CAP_COALESCED_MMIO 15
 467#define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
 468#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
 469#define KVM_CAP_DEVICE_ASSIGNMENT 17
 470#endif
 471#define KVM_CAP_IOMMU 18
 472#ifdef __KVM_HAVE_MSI
 473#define KVM_CAP_DEVICE_MSI 20
 474#endif
 475/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 476#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
 477#ifdef __KVM_HAVE_USER_NMI
 478#define KVM_CAP_USER_NMI 22
 479#endif
 480#ifdef __KVM_HAVE_GUEST_DEBUG
 481#define KVM_CAP_SET_GUEST_DEBUG 23
 482#endif
 483#ifdef __KVM_HAVE_PIT
 484#define KVM_CAP_REINJECT_CONTROL 24
 485#endif
 486#ifdef __KVM_HAVE_IOAPIC
 487#define KVM_CAP_IRQ_ROUTING 25
 488#endif
 489#define KVM_CAP_IRQ_INJECT_STATUS 26
 490#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
 491#define KVM_CAP_DEVICE_DEASSIGNMENT 27
 492#endif
 493#ifdef __KVM_HAVE_MSIX
 494#define KVM_CAP_DEVICE_MSIX 28
 495#endif
 496#define KVM_CAP_ASSIGN_DEV_IRQ 29
 497/* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
 498#define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
 499#ifdef __KVM_HAVE_MCE
 500#define KVM_CAP_MCE 31
 501#endif
 502#define KVM_CAP_IRQFD 32
 503#ifdef __KVM_HAVE_PIT
 504#define KVM_CAP_PIT2 33
 505#endif
 506#define KVM_CAP_SET_BOOT_CPU_ID 34
 507#ifdef __KVM_HAVE_PIT_STATE2
 508#define KVM_CAP_PIT_STATE2 35
 509#endif
 510#define KVM_CAP_IOEVENTFD 36
 511#define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
 512#ifdef __KVM_HAVE_XEN_HVM
 513#define KVM_CAP_XEN_HVM 38
 514#endif
 515#define KVM_CAP_ADJUST_CLOCK 39
 516#define KVM_CAP_INTERNAL_ERROR_DATA 40
 517#ifdef __KVM_HAVE_VCPU_EVENTS
 518#define KVM_CAP_VCPU_EVENTS 41
 519#endif
 520#define KVM_CAP_S390_PSW 42
 521#define KVM_CAP_PPC_SEGSTATE 43
 522#define KVM_CAP_HYPERV 44
 523#define KVM_CAP_HYPERV_VAPIC 45
 524#define KVM_CAP_HYPERV_SPIN 46
 525#define KVM_CAP_PCI_SEGMENT 47
 526#define KVM_CAP_PPC_PAIRED_SINGLES 48
 527#define KVM_CAP_INTR_SHADOW 49
 528#ifdef __KVM_HAVE_DEBUGREGS
 529#define KVM_CAP_DEBUGREGS 50
 530#endif
 531#define KVM_CAP_X86_ROBUST_SINGLESTEP 51
 532#define KVM_CAP_PPC_OSI 52
 533#define KVM_CAP_PPC_UNSET_IRQ 53
 534#define KVM_CAP_ENABLE_CAP 54
 535#ifdef __KVM_HAVE_XSAVE
 536#define KVM_CAP_XSAVE 55
 537#endif
 538#ifdef __KVM_HAVE_XCRS
 539#define KVM_CAP_XCRS 56
 540#endif
 541#define KVM_CAP_PPC_GET_PVINFO 57
 542#define KVM_CAP_PPC_IRQ_LEVEL 58
 543#define KVM_CAP_ASYNC_PF 59
 544#define KVM_CAP_TSC_CONTROL 60
 545#define KVM_CAP_GET_TSC_KHZ 61
 546#define KVM_CAP_PPC_BOOKE_SREGS 62
 547
 548#ifdef KVM_CAP_IRQ_ROUTING
 549
 550struct kvm_irq_routing_irqchip {
 551        __u32 irqchip;
 552        __u32 pin;
 553};
 554
 555struct kvm_irq_routing_msi {
 556        __u32 address_lo;
 557        __u32 address_hi;
 558        __u32 data;
 559        __u32 pad;
 560};
 561
 562/* gsi routing entry types */
 563#define KVM_IRQ_ROUTING_IRQCHIP 1
 564#define KVM_IRQ_ROUTING_MSI 2
 565
 566struct kvm_irq_routing_entry {
 567        __u32 gsi;
 568        __u32 type;
 569        __u32 flags;
 570        __u32 pad;
 571        union {
 572                struct kvm_irq_routing_irqchip irqchip;
 573                struct kvm_irq_routing_msi msi;
 574                __u32 pad[8];
 575        } u;
 576};
 577
 578struct kvm_irq_routing {
 579        __u32 nr;
 580        __u32 flags;
 581        struct kvm_irq_routing_entry entries[0];
 582};
 583
 584#endif
 585
 586#ifdef KVM_CAP_MCE
 587/* x86 MCE */
 588struct kvm_x86_mce {
 589        __u64 status;
 590        __u64 addr;
 591        __u64 misc;
 592        __u64 mcg_status;
 593        __u8 bank;
 594        __u8 pad1[7];
 595        __u64 pad2[3];
 596};
 597#endif
 598
 599#ifdef KVM_CAP_XEN_HVM
 600struct kvm_xen_hvm_config {
 601        __u32 flags;
 602        __u32 msr;
 603        __u64 blob_addr_32;
 604        __u64 blob_addr_64;
 605        __u8 blob_size_32;
 606        __u8 blob_size_64;
 607        __u8 pad2[30];
 608};
 609#endif
 610
 611#define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
 612
 613struct kvm_irqfd {
 614        __u32 fd;
 615        __u32 gsi;
 616        __u32 flags;
 617        __u8  pad[20];
 618};
 619
 620struct kvm_clock_data {
 621        __u64 clock;
 622        __u32 flags;
 623        __u32 pad[9];
 624};
 625
 626/*
 627 * ioctls for VM fds
 628 */
 629#define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
 630/*
 631 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
 632 * a vcpu fd.
 633 */
 634#define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
 635#define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
 636/* KVM_SET_MEMORY_ALIAS is obsolete: */
 637#define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
 638#define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
 639#define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
 640#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
 641                                        struct kvm_userspace_memory_region)
 642#define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
 643#define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
 644/* Device model IOC */
 645#define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
 646#define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
 647#define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
 648#define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
 649#define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
 650#define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
 651#define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
 652#define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
 653#define KVM_REGISTER_COALESCED_MMIO \
 654                        _IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
 655#define KVM_UNREGISTER_COALESCED_MMIO \
 656                        _IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
 657#define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
 658                                       struct kvm_assigned_pci_dev)
 659#define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
 660/* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
 661#define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
 662#define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
 663#define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
 664#define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
 665                                       struct kvm_assigned_pci_dev)
 666#define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
 667                                       struct kvm_assigned_msix_nr)
 668#define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
 669                                       struct kvm_assigned_msix_entry)
 670#define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
 671#define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
 672#define KVM_CREATE_PIT2           _IOW(KVMIO,  0x77, struct kvm_pit_config)
 673#define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
 674#define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
 675#define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
 676#define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
 677#define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
 678/* Available with KVM_CAP_PIT_STATE2 */
 679#define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
 680#define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
 681/* Available with KVM_CAP_PPC_GET_PVINFO */
 682#define KVM_PPC_GET_PVINFO        _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
 683/* Available with KVM_CAP_TSC_CONTROL */
 684#define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
 685#define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
 686
 687/*
 688 * ioctls for vcpu fds
 689 */
 690#define KVM_RUN                   _IO(KVMIO,   0x80)
 691#define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
 692#define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
 693#define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
 694#define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
 695#define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
 696#define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
 697/* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
 698#define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
 699#define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
 700#define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
 701#define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
 702#define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
 703#define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
 704#define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
 705#define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
 706#define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
 707#define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
 708#define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
 709/* Available with KVM_CAP_VAPIC */
 710#define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
 711/* Available with KVM_CAP_VAPIC */
 712#define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
 713/* valid for virtual machine (for floating interrupt)_and_ vcpu */
 714#define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
 715/* store status for s390 */
 716#define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
 717#define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
 718#define KVM_S390_STORE_STATUS     _IOW(KVMIO,  0x95, unsigned long)
 719/* initial ipl psw for s390 */
 720#define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
 721/* initial reset for s390 */
 722#define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
 723#define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
 724#define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
 725/* Available with KVM_CAP_NMI */
 726#define KVM_NMI                   _IO(KVMIO,   0x9a)
 727/* Available with KVM_CAP_SET_GUEST_DEBUG */
 728#define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
 729/* MCE for x86 */
 730#define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
 731#define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
 732#define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
 733/* IA64 stack access */
 734#define KVM_IA64_VCPU_GET_STACK   _IOR(KVMIO,  0x9a, void *)
 735#define KVM_IA64_VCPU_SET_STACK   _IOW(KVMIO,  0x9b, void *)
 736/* Available with KVM_CAP_VCPU_EVENTS */
 737#define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
 738#define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
 739/* Available with KVM_CAP_DEBUGREGS */
 740#define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
 741#define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
 742#define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
 743/* Available with KVM_CAP_XSAVE */
 744#define KVM_GET_XSAVE             _IOR(KVMIO,  0xa4, struct kvm_xsave)
 745#define KVM_SET_XSAVE             _IOW(KVMIO,  0xa5, struct kvm_xsave)
 746/* Available with KVM_CAP_XCRS */
 747#define KVM_GET_XCRS              _IOR(KVMIO,  0xa6, struct kvm_xcrs)
 748#define KVM_SET_XCRS              _IOW(KVMIO,  0xa7, struct kvm_xcrs)
 749
 750#define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
 751
 752struct kvm_assigned_pci_dev {
 753        __u32 assigned_dev_id;
 754        __u32 busnr;
 755        __u32 devfn;
 756        __u32 flags;
 757        __u32 segnr;
 758        union {
 759                __u32 reserved[11];
 760        };
 761};
 762
 763#define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
 764#define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
 765#define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
 766
 767#define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
 768#define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
 769#define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
 770
 771#define KVM_DEV_IRQ_HOST_MASK    0x00ff
 772#define KVM_DEV_IRQ_GUEST_MASK   0xff00
 773
 774struct kvm_assigned_irq {
 775        __u32 assigned_dev_id;
 776        __u32 host_irq;
 777        __u32 guest_irq;
 778        __u32 flags;
 779        union {
 780                struct {
 781                        __u32 addr_lo;
 782                        __u32 addr_hi;
 783                        __u32 data;
 784                } guest_msi;
 785                __u32 reserved[12];
 786        };
 787};
 788
 789
 790struct kvm_assigned_msix_nr {
 791        __u32 assigned_dev_id;
 792        __u16 entry_nr;
 793        __u16 padding;
 794};
 795
 796#define KVM_MAX_MSIX_PER_DEV            256
 797struct kvm_assigned_msix_entry {
 798        __u32 assigned_dev_id;
 799        __u32 gsi;
 800        __u16 entry; /* The index of entry in the MSI-X table */
 801        __u16 padding[3];
 802};
 803
 804#endif /* __LINUX_KVM_H */
 805