linux-headers/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
  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
  57 struct 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
  69 struct kvm_breakpoint {
  70         __u32 enabled;
  71         __u32 padding;
  72         __u64 address;
  73 };
  74
  75 struct 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 */
  88 struct 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 */
  96 struct 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 /*
 105  * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
 106  * other bits are reserved for kvm internal use which are defined in
 107  * include/linux/kvm_host.h.
 108  */
 109 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
 110 #define KVM_MEM_READONLY        (1UL << 1)
 111
 112 /* for KVM_IRQ_LINE */
 113 struct kvm_irq_level {
 114         /*
 115          * ACPI gsi notion of irq.
 116          * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
 117          * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
 118          * For ARM: See Documentation/virtual/kvm/api.txt
 119          */
 120         union {
 121                 __u32 irq;
 122                 __s32 status;
 123         };
 124         __u32 level;
 125 };
 126
 127
 128 struct kvm_irqchip {
 129         __u32 chip_id;
 130         __u32 pad;
 131         union {
 132                 char dummy[512];  /* reserving space */
 133 #ifdef __KVM_HAVE_PIT
 134                 struct kvm_pic_state pic;
 135 #endif
 136 #ifdef __KVM_HAVE_IOAPIC
 137                 struct kvm_ioapic_state ioapic;
 138 #endif
 139         } chip;
 140 };
 141
 142 /* for KVM_CREATE_PIT2 */
 143 struct kvm_pit_config {
 144         __u32 flags;
 145         __u32 pad[15];
 146 };
 147
 148 #define KVM_PIT_SPEAKER_DUMMY     1
 149
 150 struct kvm_s390_skeys {
 151         __u64 start_gfn;
 152         __u64 count;
 153         __u64 skeydata_addr;
 154         __u32 flags;
 155         __u32 reserved[9];
 156 };
 157
 158 struct kvm_hyperv_exit {
 159 #define KVM_EXIT_HYPERV_SYNIC          1
 160         __u32 type;
 161         union {
 162                 struct {
 163                         __u32 msr;
 164                         __u64 control;
 165                         __u64 evt_page;
 166                         __u64 msg_page;
 167                 } synic;
 168         } u;
 169 };
 170
 171 #define KVM_S390_GET_SKEYS_NONE   1
 172 #define KVM_S390_SKEYS_MAX        1048576
 173
 174 #define KVM_EXIT_UNKNOWN          0
 175 #define KVM_EXIT_EXCEPTION        1
 176 #define KVM_EXIT_IO               2
 177 #define KVM_EXIT_HYPERCALL        3
 178 #define KVM_EXIT_DEBUG            4
 179 #define KVM_EXIT_HLT              5
 180 #define KVM_EXIT_MMIO             6
 181 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
 182 #define KVM_EXIT_SHUTDOWN         8
 183 #define KVM_EXIT_FAIL_ENTRY       9
 184 #define KVM_EXIT_INTR             10
 185 #define KVM_EXIT_SET_TPR          11
 186 #define KVM_EXIT_TPR_ACCESS       12
 187 #define KVM_EXIT_S390_SIEIC       13
 188 #define KVM_EXIT_S390_RESET       14
 189 #define KVM_EXIT_DCR              15 /* deprecated */
 190 #define KVM_EXIT_NMI              16
 191 #define KVM_EXIT_INTERNAL_ERROR   17
 192 #define KVM_EXIT_OSI              18
 193 #define KVM_EXIT_PAPR_HCALL       19
 194 #define KVM_EXIT_S390_UCONTROL    20
 195 #define KVM_EXIT_WATCHDOG         21
 196 #define KVM_EXIT_S390_TSCH        22
 197 #define KVM_EXIT_EPR              23
 198 #define KVM_EXIT_SYSTEM_EVENT     24
 199 #define KVM_EXIT_S390_STSI        25
 200 #define KVM_EXIT_IOAPIC_EOI       26
 201 #define KVM_EXIT_HYPERV           27
 202
 203 /* For KVM_EXIT_INTERNAL_ERROR */
 204 /* Emulate instruction failed. */
 205 #define KVM_INTERNAL_ERROR_EMULATION    1
 206 /* Encounter unexpected simultaneous exceptions. */
 207 #define KVM_INTERNAL_ERROR_SIMUL_EX     2
 208 /* Encounter unexpected vm-exit due to delivery event. */
 209 #define KVM_INTERNAL_ERROR_DELIVERY_EV  3
 210
 211 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
 212 struct kvm_run {
 213         /* in */
 214         __u8 request_interrupt_window;
 215         __u8 padding1[7];
 216
 217         /* out */
 218         __u32 exit_reason;
 219         __u8 ready_for_interrupt_injection;
 220         __u8 if_flag;
 221         __u16 flags;
 222
 223         /* in (pre_kvm_run), out (post_kvm_run) */
 224         __u64 cr8;
 225         __u64 apic_base;
 226
 227 #ifdef __KVM_S390
 228         /* the processor status word for s390 */
 229         __u64 psw_mask; /* psw upper half */
 230         __u64 psw_addr; /* psw lower half */
 231 #endif
 232         union {
 233                 /* KVM_EXIT_UNKNOWN */
 234                 struct {
 235                         __u64 hardware_exit_reason;
 236                 } hw;
 237                 /* KVM_EXIT_FAIL_ENTRY */
 238                 struct {
 239                         __u64 hardware_entry_failure_reason;
 240                 } fail_entry;
 241                 /* KVM_EXIT_EXCEPTION */
 242                 struct {
 243                         __u32 exception;
 244                         __u32 error_code;
 245                 } ex;
 246                 /* KVM_EXIT_IO */
 247                 struct {
 248 #define KVM_EXIT_IO_IN  0
 249 #define KVM_EXIT_IO_OUT 1
 250                         __u8 direction;
 251                         __u8 size; /* bytes */
 252                         __u16 port;
 253                         __u32 count;
 254                         __u64 data_offset; /* relative to kvm_run start */
 255                 } io;
 256                 /* KVM_EXIT_DEBUG */
 257                 struct {
 258                         struct kvm_debug_exit_arch arch;
 259                 } debug;
 260                 /* KVM_EXIT_MMIO */
 261                 struct {
 262                         __u64 phys_addr;
 263                         __u8  data[8];
 264                         __u32 len;
 265                         __u8  is_write;
 266                 } mmio;
 267                 /* KVM_EXIT_HYPERCALL */
 268                 struct {
 269                         __u64 nr;
 270                         __u64 args[6];
 271                         __u64 ret;
 272                         __u32 longmode;
 273                         __u32 pad;
 274                 } hypercall;
 275                 /* KVM_EXIT_TPR_ACCESS */
 276                 struct {
 277                         __u64 rip;
 278                         __u32 is_write;
 279                         __u32 pad;
 280                 } tpr_access;
 281                 /* KVM_EXIT_S390_SIEIC */
 282                 struct {
 283                         __u8 icptcode;
 284                         __u16 ipa;
 285                         __u32 ipb;
 286                 } s390_sieic;
 287                 /* KVM_EXIT_S390_RESET */
 288 #define KVM_S390_RESET_POR       1
 289 #define KVM_S390_RESET_CLEAR     2
 290 #define KVM_S390_RESET_SUBSYSTEM 4
 291 #define KVM_S390_RESET_CPU_INIT  8
 292 #define KVM_S390_RESET_IPL       16
 293                 __u64 s390_reset_flags;
 294                 /* KVM_EXIT_S390_UCONTROL */
 295                 struct {
 296                         __u64 trans_exc_code;
 297                         __u32 pgm_code;
 298                 } s390_ucontrol;
 299                 /* KVM_EXIT_DCR (deprecated) */
 300                 struct {
 301                         __u32 dcrn;
 302                         __u32 data;
 303                         __u8  is_write;
 304                 } dcr;
 305                 /* KVM_EXIT_INTERNAL_ERROR */
 306                 struct {
 307                         __u32 suberror;
 308                         /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
 309                         __u32 ndata;
 310                         __u64 data[16];
 311                 } internal;
 312                 /* KVM_EXIT_OSI */
 313                 struct {
 314                         __u64 gprs[32];
 315                 } osi;
 316                 /* KVM_EXIT_PAPR_HCALL */
 317                 struct {
 318                         __u64 nr;
 319                         __u64 ret;
 320                         __u64 args[9];
 321                 } papr_hcall;
 322                 /* KVM_EXIT_S390_TSCH */
 323                 struct {
 324                         __u16 subchannel_id;
 325                         __u16 subchannel_nr;
 326                         __u32 io_int_parm;
 327                         __u32 io_int_word;
 328                         __u32 ipb;
 329                         __u8 dequeued;
 330                 } s390_tsch;
 331                 /* KVM_EXIT_EPR */
 332                 struct {
 333                         __u32 epr;
 334                 } epr;
 335                 /* KVM_EXIT_SYSTEM_EVENT */
 336                 struct {
 337 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
 338 #define KVM_SYSTEM_EVENT_RESET          2
 339 #define KVM_SYSTEM_EVENT_CRASH          3
 340                         __u32 type;
 341                         __u64 flags;
 342                 } system_event;
 343                 /* KVM_EXIT_S390_STSI */
 344                 struct {
 345                         __u64 addr;
 346                         __u8 ar;
 347                         __u8 reserved;
 348                         __u8 fc;
 349                         __u8 sel1;
 350                         __u16 sel2;
 351                 } s390_stsi;
 352                 /* KVM_EXIT_IOAPIC_EOI */
 353                 struct {
 354                         __u8 vector;
 355                 } eoi;
 356                 /* KVM_EXIT_HYPERV */
 357                 struct kvm_hyperv_exit hyperv;
 358                 /* Fix the size of the union. */
 359                 char padding[256];
 360         };
 361
 362         /*
 363          * shared registers between kvm and userspace.
 364          * kvm_valid_regs specifies the register classes set by the host
 365          * kvm_dirty_regs specified the register classes dirtied by userspace
 366          * struct kvm_sync_regs is architecture specific, as well as the
 367          * bits for kvm_valid_regs and kvm_dirty_regs
 368          */
 369         __u64 kvm_valid_regs;
 370         __u64 kvm_dirty_regs;
 371         union {
 372                 struct kvm_sync_regs regs;
 373                 char padding[2048];
 374         } s;
 375 };
 376
 377 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
 378
 379 struct kvm_coalesced_mmio_zone {
 380         __u64 addr;
 381         __u32 size;
 382         __u32 pad;
 383 };
 384
 385 struct kvm_coalesced_mmio {
 386         __u64 phys_addr;
 387         __u32 len;
 388         __u32 pad;
 389         __u8  data[8];
 390 };
 391
 392 struct kvm_coalesced_mmio_ring {
 393         __u32 first, last;
 394         struct kvm_coalesced_mmio coalesced_mmio[0];
 395 };
 396
 397 #define KVM_COALESCED_MMIO_MAX \
 398         ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
 399          sizeof(struct kvm_coalesced_mmio))
 400
 401 /* for KVM_TRANSLATE */
 402 struct kvm_translation {
 403         /* in */
 404         __u64 linear_address;
 405
 406         /* out */
 407         __u64 physical_address;
 408         __u8  valid;
 409         __u8  writeable;
 410         __u8  usermode;
 411         __u8  pad[5];
 412 };
 413
 414 /* for KVM_S390_MEM_OP */
 415 struct kvm_s390_mem_op {
 416         /* in */
 417         __u64 gaddr;            /* the guest address */
 418         __u64 flags;            /* flags */
 419         __u32 size;             /* amount of bytes */
 420         __u32 op;               /* type of operation */
 421         __u64 buf;              /* buffer in userspace */
 422         __u8 ar;                /* the access register number */
 423         __u8 reserved[31];      /* should be set to 0 */
 424 };
 425 /* types for kvm_s390_mem_op->op */
 426 #define KVM_S390_MEMOP_LOGICAL_READ     0
 427 #define KVM_S390_MEMOP_LOGICAL_WRITE    1
 428 /* flags for kvm_s390_mem_op->flags */
 429 #define KVM_S390_MEMOP_F_CHECK_ONLY             (1ULL << 0)
 430 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION       (1ULL << 1)
 431
 432 /* for KVM_INTERRUPT */
 433 struct kvm_interrupt {
 434         /* in */
 435         __u32 irq;
 436 };
 437
 438 /* for KVM_GET_DIRTY_LOG */
 439 struct kvm_dirty_log {
 440         __u32 slot;
 441         __u32 padding1;
 442         union {
 443                 void *dirty_bitmap; /* one bit per page */
 444                 __u64 padding2;
 445         };
 446 };
 447
 448 /* for KVM_SET_SIGNAL_MASK */
 449 struct kvm_signal_mask {
 450         __u32 len;
 451         __u8  sigset[0];
 452 };
 453
 454 /* for KVM_TPR_ACCESS_REPORTING */
 455 struct kvm_tpr_access_ctl {
 456         __u32 enabled;
 457         __u32 flags;
 458         __u32 reserved[8];
 459 };
 460
 461 /* for KVM_SET_VAPIC_ADDR */
 462 struct kvm_vapic_addr {
 463         __u64 vapic_addr;
 464 };
 465
 466 /* for KVM_SET_MP_STATE */
 467
 468 /* not all states are valid on all architectures */
 469 #define KVM_MP_STATE_RUNNABLE          0
 470 #define KVM_MP_STATE_UNINITIALIZED     1
 471 #define KVM_MP_STATE_INIT_RECEIVED     2
 472 #define KVM_MP_STATE_HALTED            3
 473 #define KVM_MP_STATE_SIPI_RECEIVED     4
 474 #define KVM_MP_STATE_STOPPED           5
 475 #define KVM_MP_STATE_CHECK_STOP        6
 476 #define KVM_MP_STATE_OPERATING         7
 477 #define KVM_MP_STATE_LOAD              8
 478
 479 struct kvm_mp_state {
 480         __u32 mp_state;
 481 };
 482
 483 struct kvm_s390_psw {
 484         __u64 mask;
 485         __u64 addr;
 486 };
 487
 488 /* valid values for type in kvm_s390_interrupt */
 489 #define KVM_S390_SIGP_STOP              0xfffe0000u
 490 #define KVM_S390_PROGRAM_INT            0xfffe0001u
 491 #define KVM_S390_SIGP_SET_PREFIX        0xfffe0002u
 492 #define KVM_S390_RESTART                0xfffe0003u
 493 #define KVM_S390_INT_PFAULT_INIT        0xfffe0004u
 494 #define KVM_S390_INT_PFAULT_DONE        0xfffe0005u
 495 #define KVM_S390_MCHK                   0xfffe1000u
 496 #define KVM_S390_INT_CLOCK_COMP         0xffff1004u
 497 #define KVM_S390_INT_CPU_TIMER          0xffff1005u
 498 #define KVM_S390_INT_VIRTIO             0xffff2603u
 499 #define KVM_S390_INT_SERVICE            0xffff2401u
 500 #define KVM_S390_INT_EMERGENCY          0xffff1201u
 501 #define KVM_S390_INT_EXTERNAL_CALL      0xffff1202u
 502 /* Anything below 0xfffe0000u is taken by INT_IO */
 503 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
 504         (((schid)) |                           \
 505          ((ssid) << 16) |                      \
 506          ((cssid) << 18) |                     \
 507          ((ai) << 26))
 508 #define KVM_S390_INT_IO_MIN             0x00000000u
 509 #define KVM_S390_INT_IO_MAX             0xfffdffffu
 510 #define KVM_S390_INT_IO_AI_MASK         0x04000000u
 511
 512
 513 struct kvm_s390_interrupt {
 514         __u32 type;
 515         __u32 parm;
 516         __u64 parm64;
 517 };
 518
 519 struct kvm_s390_io_info {
 520         __u16 subchannel_id;
 521         __u16 subchannel_nr;
 522         __u32 io_int_parm;
 523         __u32 io_int_word;
 524 };
 525
 526 struct kvm_s390_ext_info {
 527         __u32 ext_params;
 528         __u32 pad;
 529         __u64 ext_params2;
 530 };
 531
 532 struct kvm_s390_pgm_info {
 533         __u64 trans_exc_code;
 534         __u64 mon_code;
 535         __u64 per_address;
 536         __u32 data_exc_code;
 537         __u16 code;
 538         __u16 mon_class_nr;
 539         __u8 per_code;
 540         __u8 per_atmid;
 541         __u8 exc_access_id;
 542         __u8 per_access_id;
 543         __u8 op_access_id;
 544         __u8 pad[3];
 545 };
 546
 547 struct kvm_s390_prefix_info {
 548         __u32 address;
 549 };
 550
 551 struct kvm_s390_extcall_info {
 552         __u16 code;
 553 };
 554
 555 struct kvm_s390_emerg_info {
 556         __u16 code;
 557 };
 558
 559 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
 560 struct kvm_s390_stop_info {
 561         __u32 flags;
 562 };
 563
 564 struct kvm_s390_mchk_info {
 565         __u64 cr14;
 566         __u64 mcic;
 567         __u64 failing_storage_address;
 568         __u32 ext_damage_code;
 569         __u32 pad;
 570         __u8 fixed_logout[16];
 571 };
 572
 573 struct kvm_s390_irq {
 574         __u64 type;
 575         union {
 576                 struct kvm_s390_io_info io;
 577                 struct kvm_s390_ext_info ext;
 578                 struct kvm_s390_pgm_info pgm;
 579                 struct kvm_s390_emerg_info emerg;
 580                 struct kvm_s390_extcall_info extcall;
 581                 struct kvm_s390_prefix_info prefix;
 582                 struct kvm_s390_stop_info stop;
 583                 struct kvm_s390_mchk_info mchk;
 584                 char reserved[64];
 585         } u;
 586 };
 587
 588 struct kvm_s390_irq_state {
 589         __u64 buf;
 590         __u32 flags;
 591         __u32 len;
 592         __u32 reserved[4];
 593 };
 594
 595 /* for KVM_SET_GUEST_DEBUG */
 596
 597 #define KVM_GUESTDBG_ENABLE             0x00000001
 598 #define KVM_GUESTDBG_SINGLESTEP         0x00000002
 599
 600 struct kvm_guest_debug {
 601         __u32 control;
 602         __u32 pad;
 603         struct kvm_guest_debug_arch arch;
 604 };
 605
 606 enum {
 607         kvm_ioeventfd_flag_nr_datamatch,
 608         kvm_ioeventfd_flag_nr_pio,
 609         kvm_ioeventfd_flag_nr_deassign,
 610         kvm_ioeventfd_flag_nr_virtio_ccw_notify,
 611         kvm_ioeventfd_flag_nr_fast_mmio,
 612         kvm_ioeventfd_flag_nr_max,
 613 };
 614
 615 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
 616 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
 617 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
 618 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
 619         (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
 620
 621 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
 622
 623 struct kvm_ioeventfd {
 624         __u64 datamatch;
 625         __u64 addr;        /* legal pio/mmio address */
 626         __u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
 627         __s32 fd;
 628         __u32 flags;
 629         __u8  pad[36];
 630 };
 631
 632 /* for KVM_ENABLE_CAP */
 633 struct kvm_enable_cap {
 634         /* in */
 635         __u32 cap;
 636         __u32 flags;
 637         __u64 args[4];
 638         __u8  pad[64];
 639 };
 640
 641 /* for KVM_PPC_GET_PVINFO */
 642 struct kvm_ppc_pvinfo {
 643         /* out */
 644         __u32 flags;
 645         __u32 hcall[4];
 646         __u8  pad[108];
 647 };
 648
 649 /* for KVM_PPC_GET_SMMU_INFO */
 650 #define KVM_PPC_PAGE_SIZES_MAX_SZ       8
 651
 652 struct kvm_ppc_one_page_size {
 653         __u32 page_shift;       /* Page shift (or 0) */
 654         __u32 pte_enc;          /* Encoding in the HPTE (>>12) */
 655 };
 656
 657 struct kvm_ppc_one_seg_page_size {
 658         __u32 page_shift;       /* Base page shift of segment (or 0) */
 659         __u32 slb_enc;          /* SLB encoding for BookS */
 660         struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
 661 };
 662
 663 #define KVM_PPC_PAGE_SIZES_REAL         0x00000001
 664 #define KVM_PPC_1T_SEGMENTS             0x00000002
 665
 666 struct kvm_ppc_smmu_info {
 667         __u64 flags;
 668         __u32 slb_size;
 669         __u32 pad;
 670         struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
 671 };
 672
 673 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
 674
 675 #define KVMIO 0xAE
 676
 677 /* machine type bits, to be used as argument to KVM_CREATE_VM */
 678 #define KVM_VM_S390_UCONTROL    1
 679
 680 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
 681 #define KVM_VM_PPC_HV 1
 682 #define KVM_VM_PPC_PR 2
 683
 684 #define KVM_S390_SIE_PAGE_OFFSET 1
 685
 686 /*
 687  * ioctls for /dev/kvm fds:
 688  */
 689 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
 690 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
 691 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
 692
 693 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
 694 /*
 695  * Check if a kvm extension is available.  Argument is extension number,
 696  * return is 1 (yes) or 0 (no, sorry).
 697  */
 698 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
 699 /*
 700  * Get size for mmap(vcpu_fd)
 701  */
 702 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
 703 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
 704 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
 705 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
 706 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
 707 #define KVM_GET_EMULATED_CPUID    _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
 708
 709 /*
 710  * Extension capability list.
 711  */
 712 #define KVM_CAP_IRQCHIP   0
 713 #define KVM_CAP_HLT       1
 714 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
 715 #define KVM_CAP_USER_MEMORY 3
 716 #define KVM_CAP_SET_TSS_ADDR 4
 717 #define KVM_CAP_VAPIC 6
 718 #define KVM_CAP_EXT_CPUID 7
 719 #define KVM_CAP_CLOCKSOURCE 8
 720 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
 721 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
 722 #define KVM_CAP_PIT 11
 723 #define KVM_CAP_NOP_IO_DELAY 12
 724 #define KVM_CAP_PV_MMU 13
 725 #define KVM_CAP_MP_STATE 14
 726 #define KVM_CAP_COALESCED_MMIO 15
 727 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
 728 #define KVM_CAP_IOMMU 18
 729 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 730 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
 731 #define KVM_CAP_USER_NMI 22
 732 #ifdef __KVM_HAVE_GUEST_DEBUG
 733 #define KVM_CAP_SET_GUEST_DEBUG 23
 734 #endif
 735 #ifdef __KVM_HAVE_PIT
 736 #define KVM_CAP_REINJECT_CONTROL 24
 737 #endif
 738 #define KVM_CAP_IRQ_ROUTING 25
 739 #define KVM_CAP_IRQ_INJECT_STATUS 26
 740 #define KVM_CAP_ASSIGN_DEV_IRQ 29
 741 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
 742 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
 743 #ifdef __KVM_HAVE_MCE
 744 #define KVM_CAP_MCE 31
 745 #endif
 746 #define KVM_CAP_IRQFD 32
 747 #ifdef __KVM_HAVE_PIT
 748 #define KVM_CAP_PIT2 33
 749 #endif
 750 #define KVM_CAP_SET_BOOT_CPU_ID 34
 751 #ifdef __KVM_HAVE_PIT_STATE2
 752 #define KVM_CAP_PIT_STATE2 35
 753 #endif
 754 #define KVM_CAP_IOEVENTFD 36
 755 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
 756 #ifdef __KVM_HAVE_XEN_HVM
 757 #define KVM_CAP_XEN_HVM 38
 758 #endif
 759 #define KVM_CAP_ADJUST_CLOCK 39
 760 #define KVM_CAP_INTERNAL_ERROR_DATA 40
 761 #ifdef __KVM_HAVE_VCPU_EVENTS
 762 #define KVM_CAP_VCPU_EVENTS 41
 763 #endif
 764 #define KVM_CAP_S390_PSW 42
 765 #define KVM_CAP_PPC_SEGSTATE 43
 766 #define KVM_CAP_HYPERV 44
 767 #define KVM_CAP_HYPERV_VAPIC 45
 768 #define KVM_CAP_HYPERV_SPIN 46
 769 #define KVM_CAP_PCI_SEGMENT 47
 770 #define KVM_CAP_PPC_PAIRED_SINGLES 48
 771 #define KVM_CAP_INTR_SHADOW 49
 772 #ifdef __KVM_HAVE_DEBUGREGS
 773 #define KVM_CAP_DEBUGREGS 50
 774 #endif
 775 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
 776 #define KVM_CAP_PPC_OSI 52
 777 #define KVM_CAP_PPC_UNSET_IRQ 53
 778 #define KVM_CAP_ENABLE_CAP 54
 779 #ifdef __KVM_HAVE_XSAVE
 780 #define KVM_CAP_XSAVE 55
 781 #endif
 782 #ifdef __KVM_HAVE_XCRS
 783 #define KVM_CAP_XCRS 56
 784 #endif
 785 #define KVM_CAP_PPC_GET_PVINFO 57
 786 #define KVM_CAP_PPC_IRQ_LEVEL 58
 787 #define KVM_CAP_ASYNC_PF 59
 788 #define KVM_CAP_TSC_CONTROL 60
 789 #define KVM_CAP_GET_TSC_KHZ 61
 790 #define KVM_CAP_PPC_BOOKE_SREGS 62
 791 #define KVM_CAP_SPAPR_TCE 63
 792 #define KVM_CAP_PPC_SMT 64
 793 #define KVM_CAP_PPC_RMA 65
 794 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
 795 #define KVM_CAP_PPC_HIOR 67
 796 #define KVM_CAP_PPC_PAPR 68
 797 #define KVM_CAP_SW_TLB 69
 798 #define KVM_CAP_ONE_REG 70
 799 #define KVM_CAP_S390_GMAP 71
 800 #define KVM_CAP_TSC_DEADLINE_TIMER 72
 801 #define KVM_CAP_S390_UCONTROL 73
 802 #define KVM_CAP_SYNC_REGS 74
 803 #define KVM_CAP_PCI_2_3 75
 804 #define KVM_CAP_KVMCLOCK_CTRL 76
 805 #define KVM_CAP_SIGNAL_MSI 77
 806 #define KVM_CAP_PPC_GET_SMMU_INFO 78
 807 #define KVM_CAP_S390_COW 79
 808 #define KVM_CAP_PPC_ALLOC_HTAB 80
 809 #define KVM_CAP_READONLY_MEM 81
 810 #define KVM_CAP_IRQFD_RESAMPLE 82
 811 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
 812 #define KVM_CAP_PPC_HTAB_FD 84
 813 #define KVM_CAP_S390_CSS_SUPPORT 85
 814 #define KVM_CAP_PPC_EPR 86
 815 #define KVM_CAP_ARM_PSCI 87
 816 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
 817 #define KVM_CAP_DEVICE_CTRL 89
 818 #define KVM_CAP_IRQ_MPIC 90
 819 #define KVM_CAP_PPC_RTAS 91
 820 #define KVM_CAP_IRQ_XICS 92
 821 #define KVM_CAP_ARM_EL1_32BIT 93
 822 #define KVM_CAP_SPAPR_MULTITCE 94
 823 #define KVM_CAP_EXT_EMUL_CPUID 95
 824 #define KVM_CAP_HYPERV_TIME 96
 825 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
 826 #define KVM_CAP_ENABLE_CAP_VM 98
 827 #define KVM_CAP_S390_IRQCHIP 99
 828 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
 829 #define KVM_CAP_VM_ATTRIBUTES 101
 830 #define KVM_CAP_ARM_PSCI_0_2 102
 831 #define KVM_CAP_PPC_FIXUP_HCALL 103
 832 #define KVM_CAP_PPC_ENABLE_HCALL 104
 833 #define KVM_CAP_CHECK_EXTENSION_VM 105
 834 #define KVM_CAP_S390_USER_SIGP 106
 835 #define KVM_CAP_S390_VECTOR_REGISTERS 107
 836 #define KVM_CAP_S390_MEM_OP 108
 837 #define KVM_CAP_S390_USER_STSI 109
 838 #define KVM_CAP_S390_SKEYS 110
 839 #define KVM_CAP_MIPS_FPU 111
 840 #define KVM_CAP_MIPS_MSA 112
 841 #define KVM_CAP_S390_INJECT_IRQ 113
 842 #define KVM_CAP_S390_IRQ_STATE 114
 843 #define KVM_CAP_PPC_HWRNG 115
 844 #define KVM_CAP_DISABLE_QUIRKS 116
 845 #define KVM_CAP_X86_SMM 117
 846 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
 847 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
 848 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
 849 #define KVM_CAP_SPLIT_IRQCHIP 121
 850 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
 851 #define KVM_CAP_HYPERV_SYNIC 123
 852
 853 #ifdef KVM_CAP_IRQ_ROUTING
 854
 855 struct kvm_irq_routing_irqchip {
 856         __u32 irqchip;
 857         __u32 pin;
 858 };
 859
 860 struct kvm_irq_routing_msi {
 861         __u32 address_lo;
 862         __u32 address_hi;
 863         __u32 data;
 864         __u32 pad;
 865 };
 866
 867 struct kvm_irq_routing_s390_adapter {
 868         __u64 ind_addr;
 869         __u64 summary_addr;
 870         __u64 ind_offset;
 871         __u32 summary_offset;
 872         __u32 adapter_id;
 873 };
 874
 875 struct kvm_irq_routing_hv_sint {
 876         __u32 vcpu;
 877         __u32 sint;
 878 };
 879
 880 /* gsi routing entry types */
 881 #define KVM_IRQ_ROUTING_IRQCHIP 1
 882 #define KVM_IRQ_ROUTING_MSI 2
 883 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
 884 #define KVM_IRQ_ROUTING_HV_SINT 4
 885
 886 struct kvm_irq_routing_entry {
 887         __u32 gsi;
 888         __u32 type;
 889         __u32 flags;
 890         __u32 pad;
 891         union {
 892                 struct kvm_irq_routing_irqchip irqchip;
 893                 struct kvm_irq_routing_msi msi;
 894                 struct kvm_irq_routing_s390_adapter adapter;
 895                 struct kvm_irq_routing_hv_sint hv_sint;
 896                 __u32 pad[8];
 897         } u;
 898 };
 899
 900 struct kvm_irq_routing {
 901         __u32 nr;
 902         __u32 flags;
 903         struct kvm_irq_routing_entry entries[0];
 904 };
 905
 906 #endif
 907
 908 #ifdef KVM_CAP_MCE
 909 /* x86 MCE */
 910 struct kvm_x86_mce {
 911         __u64 status;
 912         __u64 addr;
 913         __u64 misc;
 914         __u64 mcg_status;
 915         __u8 bank;
 916         __u8 pad1[7];
 917         __u64 pad2[3];
 918 };
 919 #endif
 920
 921 #ifdef KVM_CAP_XEN_HVM
 922 struct kvm_xen_hvm_config {
 923         __u32 flags;
 924         __u32 msr;
 925         __u64 blob_addr_32;
 926         __u64 blob_addr_64;
 927         __u8 blob_size_32;
 928         __u8 blob_size_64;
 929         __u8 pad2[30];
 930 };
 931 #endif
 932
 933 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
 934 /*
 935  * Available with KVM_CAP_IRQFD_RESAMPLE
 936  *
 937  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
 938  * the irqfd to operate in resampling mode for level triggered interrupt
 939  * emulation.  See Documentation/virtual/kvm/api.txt.
 940  */
 941 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
 942
 943 struct kvm_irqfd {
 944         __u32 fd;
 945         __u32 gsi;
 946         __u32 flags;
 947         __u32 resamplefd;
 948         __u8  pad[16];
 949 };
 950
 951 struct kvm_clock_data {
 952         __u64 clock;
 953         __u32 flags;
 954         __u32 pad[9];
 955 };
 956
 957 #define KVM_MMU_FSL_BOOKE_NOHV          0
 958 #define KVM_MMU_FSL_BOOKE_HV            1
 959
 960 struct kvm_config_tlb {
 961         __u64 params;
 962         __u64 array;
 963         __u32 mmu_type;
 964         __u32 array_len;
 965 };
 966
 967 struct kvm_dirty_tlb {
 968         __u64 bitmap;
 969         __u32 num_dirty;
 970 };
 971
 972 /* Available with KVM_CAP_ONE_REG */
 973
 974 #define KVM_REG_ARCH_MASK       0xff00000000000000ULL
 975 #define KVM_REG_GENERIC         0x0000000000000000ULL
 976
 977 /*
 978  * Architecture specific registers are to be defined in arch headers and
 979  * ORed with the arch identifier.
 980  */
 981 #define KVM_REG_PPC             0x1000000000000000ULL
 982 #define KVM_REG_X86             0x2000000000000000ULL
 983 #define KVM_REG_IA64            0x3000000000000000ULL
 984 #define KVM_REG_ARM             0x4000000000000000ULL
 985 #define KVM_REG_S390            0x5000000000000000ULL
 986 #define KVM_REG_ARM64           0x6000000000000000ULL
 987 #define KVM_REG_MIPS            0x7000000000000000ULL
 988
 989 #define KVM_REG_SIZE_SHIFT      52
 990 #define KVM_REG_SIZE_MASK       0x00f0000000000000ULL
 991 #define KVM_REG_SIZE_U8         0x0000000000000000ULL
 992 #define KVM_REG_SIZE_U16        0x0010000000000000ULL
 993 #define KVM_REG_SIZE_U32        0x0020000000000000ULL
 994 #define KVM_REG_SIZE_U64        0x0030000000000000ULL
 995 #define KVM_REG_SIZE_U128       0x0040000000000000ULL
 996 #define KVM_REG_SIZE_U256       0x0050000000000000ULL
 997 #define KVM_REG_SIZE_U512       0x0060000000000000ULL
 998 #define KVM_REG_SIZE_U1024      0x0070000000000000ULL
 999
1000 struct kvm_reg_list {
1001         __u64 n; /* number of regs */
1002         __u64 reg[0];
1003 };
1004
1005 struct kvm_one_reg {
1006         __u64 id;
1007         __u64 addr;
1008 };
1009
1010 struct kvm_msi {
1011         __u32 address_lo;
1012         __u32 address_hi;
1013         __u32 data;
1014         __u32 flags;
1015         __u8  pad[16];
1016 };
1017
1018 struct kvm_arm_device_addr {
1019         __u64 id;
1020         __u64 addr;
1021 };
1022
1023 /*
1024  * Device control API, available with KVM_CAP_DEVICE_CTRL
1025  */
1026 #define KVM_CREATE_DEVICE_TEST          1
1027
1028 struct kvm_create_device {
1029         __u32   type;   /* in: KVM_DEV_TYPE_xxx */
1030         __u32   fd;     /* out: device handle */
1031         __u32   flags;  /* in: KVM_CREATE_DEVICE_xxx */
1032 };
1033
1034 struct kvm_device_attr {
1035         __u32   flags;          /* no flags currently defined */
1036         __u32   group;          /* device-defined */
1037         __u64   attr;           /* group-defined */
1038         __u64   addr;           /* userspace address of attr data */
1039 };
1040
1041 #define  KVM_DEV_VFIO_GROUP                     1
1042 #define   KVM_DEV_VFIO_GROUP_ADD                        1
1043 #define   KVM_DEV_VFIO_GROUP_DEL                        2
1044
1045 enum kvm_device_type {
1046         KVM_DEV_TYPE_FSL_MPIC_20        = 1,
1047 #define KVM_DEV_TYPE_FSL_MPIC_20        KVM_DEV_TYPE_FSL_MPIC_20
1048         KVM_DEV_TYPE_FSL_MPIC_42,
1049 #define KVM_DEV_TYPE_FSL_MPIC_42        KVM_DEV_TYPE_FSL_MPIC_42
1050         KVM_DEV_TYPE_XICS,
1051 #define KVM_DEV_TYPE_XICS               KVM_DEV_TYPE_XICS
1052         KVM_DEV_TYPE_VFIO,
1053 #define KVM_DEV_TYPE_VFIO               KVM_DEV_TYPE_VFIO
1054         KVM_DEV_TYPE_ARM_VGIC_V2,
1055 #define KVM_DEV_TYPE_ARM_VGIC_V2        KVM_DEV_TYPE_ARM_VGIC_V2
1056         KVM_DEV_TYPE_FLIC,
1057 #define KVM_DEV_TYPE_FLIC               KVM_DEV_TYPE_FLIC
1058         KVM_DEV_TYPE_ARM_VGIC_V3,
1059 #define KVM_DEV_TYPE_ARM_VGIC_V3        KVM_DEV_TYPE_ARM_VGIC_V3
1060         KVM_DEV_TYPE_MAX,
1061 };
1062
1063 /*
1064  * ioctls for VM fds
1065  */
1066 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
1067 /*
1068  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1069  * a vcpu fd.
1070  */
1071 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1072 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1073 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1074 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
1075 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1076 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
1077 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1078                                         struct kvm_userspace_memory_region)
1079 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1080 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1081
1082 /* enable ucontrol for s390 */
1083 struct kvm_s390_ucas_mapping {
1084         __u64 user_addr;
1085         __u64 vcpu_addr;
1086         __u64 length;
1087 };
1088 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1089 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1090 #define KVM_S390_VCPU_FAULT      _IOW(KVMIO, 0x52, unsigned long)
1091
1092 /* Device model IOC */
1093 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1094 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1095 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1096 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1097 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1098 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1099 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1100 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1101 #define KVM_REGISTER_COALESCED_MMIO \
1102                         _IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1103 #define KVM_UNREGISTER_COALESCED_MMIO \
1104                         _IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1105 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1106                                        struct kvm_assigned_pci_dev)
1107 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1108 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1109 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1110 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1111 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1112 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1113                                        struct kvm_assigned_pci_dev)
1114 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1115                                        struct kvm_assigned_msix_nr)
1116 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1117                                        struct kvm_assigned_msix_entry)
1118 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1119 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1120 #define KVM_CREATE_PIT2           _IOW(KVMIO,  0x77, struct kvm_pit_config)
1121 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1122 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1123 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1124 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1125 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1126 /* Available with KVM_CAP_PIT_STATE2 */
1127 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1128 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1129 /* Available with KVM_CAP_PPC_GET_PVINFO */
1130 #define KVM_PPC_GET_PVINFO        _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1131 /* Available with KVM_CAP_TSC_CONTROL */
1132 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1133 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1134 /* Available with KVM_CAP_PCI_2_3 */
1135 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1136                                        struct kvm_assigned_pci_dev)
1137 /* Available with KVM_CAP_SIGNAL_MSI */
1138 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1139 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1140 #define KVM_PPC_GET_SMMU_INFO     _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1141 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1142 #define KVM_PPC_ALLOCATE_HTAB     _IOWR(KVMIO, 0xa7, __u32)
1143 #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1144 /* Available with KVM_CAP_RMA */
1145 #define KVM_ALLOCATE_RMA          _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1146 /* Available with KVM_CAP_PPC_HTAB_FD */
1147 #define KVM_PPC_GET_HTAB_FD       _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1148 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1149 #define KVM_ARM_SET_DEVICE_ADDR   _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1150 /* Available with KVM_CAP_PPC_RTAS */
1151 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1152
1153 /* ioctl for vm fd */
1154 #define KVM_CREATE_DEVICE         _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1155
1156 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1157 #define KVM_SET_DEVICE_ATTR       _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1158 #define KVM_GET_DEVICE_ATTR       _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1159 #define KVM_HAS_DEVICE_ATTR       _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1160
1161 /*
1162  * ioctls for vcpu fds
1163  */
1164 #define KVM_RUN                   _IO(KVMIO,   0x80)
1165 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1166 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1167 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1168 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1169 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1170 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1171 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1172 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1173 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1174 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1175 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1176 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1177 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1178 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1179 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1180 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1181 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1182 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1183 /* Available with KVM_CAP_VAPIC */
1184 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1185 /* Available with KVM_CAP_VAPIC */
1186 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1187 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1188 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1189 /* store status for s390 */
1190 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1191 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1192 #define KVM_S390_STORE_STATUS     _IOW(KVMIO,  0x95, unsigned long)
1193 /* initial ipl psw for s390 */
1194 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1195 /* initial reset for s390 */
1196 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1197 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1198 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1199 /* Available with KVM_CAP_USER_NMI */
1200 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1201 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1202 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1203 /* MCE for x86 */
1204 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1205 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1206 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1207 /* Available with KVM_CAP_VCPU_EVENTS */
1208 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1209 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1210 /* Available with KVM_CAP_DEBUGREGS */
1211 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1212 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1213 /*
1214  * vcpu version available with KVM_ENABLE_CAP
1215  * vm version available with KVM_CAP_ENABLE_CAP_VM
1216  */
1217 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1218 /* Available with KVM_CAP_XSAVE */
1219 #define KVM_GET_XSAVE             _IOR(KVMIO,  0xa4, struct kvm_xsave)
1220 #define KVM_SET_XSAVE             _IOW(KVMIO,  0xa5, struct kvm_xsave)
1221 /* Available with KVM_CAP_XCRS */
1222 #define KVM_GET_XCRS              _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1223 #define KVM_SET_XCRS              _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1224 /* Available with KVM_CAP_SW_TLB */
1225 #define KVM_DIRTY_TLB             _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1226 /* Available with KVM_CAP_ONE_REG */
1227 #define KVM_GET_ONE_REG           _IOW(KVMIO,  0xab, struct kvm_one_reg)
1228 #define KVM_SET_ONE_REG           _IOW(KVMIO,  0xac, struct kvm_one_reg)
1229 /* VM is being stopped by host */
1230 #define KVM_KVMCLOCK_CTRL         _IO(KVMIO,   0xad)
1231 #define KVM_ARM_VCPU_INIT         _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1232 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1233 #define KVM_GET_REG_LIST          _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1234 /* Available with KVM_CAP_S390_MEM_OP */
1235 #define KVM_S390_MEM_OP           _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1236 /* Available with KVM_CAP_S390_SKEYS */
1237 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1238 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1239 /* Available with KVM_CAP_S390_INJECT_IRQ */
1240 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1241 /* Available with KVM_CAP_S390_IRQ_STATE */
1242 #define KVM_S390_SET_IRQ_STATE    _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1243 #define KVM_S390_GET_IRQ_STATE    _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1244 /* Available with KVM_CAP_X86_SMM */
1245 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1246
1247 #define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
1248 #define KVM_DEV_ASSIGN_PCI_2_3          (1 << 1)
1249 #define KVM_DEV_ASSIGN_MASK_INTX        (1 << 2)
1250
1251 struct kvm_assigned_pci_dev {
1252         __u32 assigned_dev_id;
1253         __u32 busnr;
1254         __u32 devfn;
1255         __u32 flags;
1256         __u32 segnr;
1257         union {
1258                 __u32 reserved[11];
1259         };
1260 };
1261
1262 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
1263 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
1264 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
1265
1266 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
1267 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
1268 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
1269
1270 #define KVM_DEV_IRQ_HOST_MASK    0x00ff
1271 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
1272
1273 struct kvm_assigned_irq {
1274         __u32 assigned_dev_id;
1275         __u32 host_irq; /* ignored (legacy field) */
1276         __u32 guest_irq;
1277         __u32 flags;
1278         union {
1279                 __u32 reserved[12];
1280         };
1281 };
1282
1283 struct kvm_assigned_msix_nr {
1284         __u32 assigned_dev_id;
1285         __u16 entry_nr;
1286         __u16 padding;
1287 };
1288
1289 #define KVM_MAX_MSIX_PER_DEV            256
1290 struct kvm_assigned_msix_entry {
1291         __u32 assigned_dev_id;
1292         __u32 gsi;
1293         __u16 entry; /* The index of entry in the MSI-X table */
1294         __u16 padding[3];
1295 };
1296
1297 #endif /* __LINUX_KVM_H */