include/linux/kvm.h

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