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