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 #define KVM_S390_CMMA_PEEK (1 << 0)
 159
 160 /**
 161  * kvm_s390_cmma_log - Used for CMMA migration.
 162  *
 163  * Used both for input and output.
 164  *
 165  * @start_gfn: Guest page number to start from.
 166  * @count: Size of the result buffer.
 167  * @flags: Control operation mode via KVM_S390_CMMA_* flags
 168  * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
 169  *             pages are still remaining.
 170  * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
 171  *        in the PGSTE.
 172  * @values: Pointer to the values buffer.
 173  *
 174  * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
 175  */
 176 struct kvm_s390_cmma_log {
 177         __u64 start_gfn;
 178         __u32 count;
 179         __u32 flags;
 180         union {
 181                 __u64 remaining;
 182                 __u64 mask;
 183         };
 184         __u64 values;
 185 };
 186
 187 struct kvm_hyperv_exit {
 188 #define KVM_EXIT_HYPERV_SYNIC          1
 189 #define KVM_EXIT_HYPERV_HCALL          2
 190         __u32 type;
 191         union {
 192                 struct {
 193                         __u32 msr;
 194                         __u64 control;
 195                         __u64 evt_page;
 196                         __u64 msg_page;
 197                 } synic;
 198                 struct {
 199                         __u64 input;
 200                         __u64 result;
 201                         __u64 params[2];
 202                 } hcall;
 203         } u;
 204 };
 205
 206 #define KVM_S390_GET_SKEYS_NONE   1
 207 #define KVM_S390_SKEYS_MAX        1048576
 208
 209 #define KVM_EXIT_UNKNOWN          0
 210 #define KVM_EXIT_EXCEPTION        1
 211 #define KVM_EXIT_IO               2
 212 #define KVM_EXIT_HYPERCALL        3
 213 #define KVM_EXIT_DEBUG            4
 214 #define KVM_EXIT_HLT              5
 215 #define KVM_EXIT_MMIO             6
 216 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
 217 #define KVM_EXIT_SHUTDOWN         8
 218 #define KVM_EXIT_FAIL_ENTRY       9
 219 #define KVM_EXIT_INTR             10
 220 #define KVM_EXIT_SET_TPR          11
 221 #define KVM_EXIT_TPR_ACCESS       12
 222 #define KVM_EXIT_S390_SIEIC       13
 223 #define KVM_EXIT_S390_RESET       14
 224 #define KVM_EXIT_DCR              15 /* deprecated */
 225 #define KVM_EXIT_NMI              16
 226 #define KVM_EXIT_INTERNAL_ERROR   17
 227 #define KVM_EXIT_OSI              18
 228 #define KVM_EXIT_PAPR_HCALL       19
 229 #define KVM_EXIT_S390_UCONTROL    20
 230 #define KVM_EXIT_WATCHDOG         21
 231 #define KVM_EXIT_S390_TSCH        22
 232 #define KVM_EXIT_EPR              23
 233 #define KVM_EXIT_SYSTEM_EVENT     24
 234 #define KVM_EXIT_S390_STSI        25
 235 #define KVM_EXIT_IOAPIC_EOI       26
 236 #define KVM_EXIT_HYPERV           27
 237
 238 /* For KVM_EXIT_INTERNAL_ERROR */
 239 /* Emulate instruction failed. */
 240 #define KVM_INTERNAL_ERROR_EMULATION    1
 241 /* Encounter unexpected simultaneous exceptions. */
 242 #define KVM_INTERNAL_ERROR_SIMUL_EX     2
 243 /* Encounter unexpected vm-exit due to delivery event. */
 244 #define KVM_INTERNAL_ERROR_DELIVERY_EV  3
 245
 246 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
 247 struct kvm_run {
 248         /* in */
 249         __u8 request_interrupt_window;
 250         __u8 immediate_exit;
 251         __u8 padding1[6];
 252
 253         /* out */
 254         __u32 exit_reason;
 255         __u8 ready_for_interrupt_injection;
 256         __u8 if_flag;
 257         __u16 flags;
 258
 259         /* in (pre_kvm_run), out (post_kvm_run) */
 260         __u64 cr8;
 261         __u64 apic_base;
 262
 263 #ifdef __KVM_S390
 264         /* the processor status word for s390 */
 265         __u64 psw_mask; /* psw upper half */
 266         __u64 psw_addr; /* psw lower half */
 267 #endif
 268         union {
 269                 /* KVM_EXIT_UNKNOWN */
 270                 struct {
 271                         __u64 hardware_exit_reason;
 272                 } hw;
 273                 /* KVM_EXIT_FAIL_ENTRY */
 274                 struct {
 275                         __u64 hardware_entry_failure_reason;
 276                 } fail_entry;
 277                 /* KVM_EXIT_EXCEPTION */
 278                 struct {
 279                         __u32 exception;
 280                         __u32 error_code;
 281                 } ex;
 282                 /* KVM_EXIT_IO */
 283                 struct {
 284 #define KVM_EXIT_IO_IN  0
 285 #define KVM_EXIT_IO_OUT 1
 286                         __u8 direction;
 287                         __u8 size; /* bytes */
 288                         __u16 port;
 289                         __u32 count;
 290                         __u64 data_offset; /* relative to kvm_run start */
 291                 } io;
 292                 /* KVM_EXIT_DEBUG */
 293                 struct {
 294                         struct kvm_debug_exit_arch arch;
 295                 } debug;
 296                 /* KVM_EXIT_MMIO */
 297                 struct {
 298                         __u64 phys_addr;
 299                         __u8  data[8];
 300                         __u32 len;
 301                         __u8  is_write;
 302                 } mmio;
 303                 /* KVM_EXIT_HYPERCALL */
 304                 struct {
 305                         __u64 nr;
 306                         __u64 args[6];
 307                         __u64 ret;
 308                         __u32 longmode;
 309                         __u32 pad;
 310                 } hypercall;
 311                 /* KVM_EXIT_TPR_ACCESS */
 312                 struct {
 313                         __u64 rip;
 314                         __u32 is_write;
 315                         __u32 pad;
 316                 } tpr_access;
 317                 /* KVM_EXIT_S390_SIEIC */
 318                 struct {
 319                         __u8 icptcode;
 320                         __u16 ipa;
 321                         __u32 ipb;
 322                 } s390_sieic;
 323                 /* KVM_EXIT_S390_RESET */
 324 #define KVM_S390_RESET_POR       1
 325 #define KVM_S390_RESET_CLEAR     2
 326 #define KVM_S390_RESET_SUBSYSTEM 4
 327 #define KVM_S390_RESET_CPU_INIT  8
 328 #define KVM_S390_RESET_IPL       16
 329                 __u64 s390_reset_flags;
 330                 /* KVM_EXIT_S390_UCONTROL */
 331                 struct {
 332                         __u64 trans_exc_code;
 333                         __u32 pgm_code;
 334                 } s390_ucontrol;
 335                 /* KVM_EXIT_DCR (deprecated) */
 336                 struct {
 337                         __u32 dcrn;
 338                         __u32 data;
 339                         __u8  is_write;
 340                 } dcr;
 341                 /* KVM_EXIT_INTERNAL_ERROR */
 342                 struct {
 343                         __u32 suberror;
 344                         /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
 345                         __u32 ndata;
 346                         __u64 data[16];
 347                 } internal;
 348                 /* KVM_EXIT_OSI */
 349                 struct {
 350                         __u64 gprs[32];
 351                 } osi;
 352                 /* KVM_EXIT_PAPR_HCALL */
 353                 struct {
 354                         __u64 nr;
 355                         __u64 ret;
 356                         __u64 args[9];
 357                 } papr_hcall;
 358                 /* KVM_EXIT_S390_TSCH */
 359                 struct {
 360                         __u16 subchannel_id;
 361                         __u16 subchannel_nr;
 362                         __u32 io_int_parm;
 363                         __u32 io_int_word;
 364                         __u32 ipb;
 365                         __u8 dequeued;
 366                 } s390_tsch;
 367                 /* KVM_EXIT_EPR */
 368                 struct {
 369                         __u32 epr;
 370                 } epr;
 371                 /* KVM_EXIT_SYSTEM_EVENT */
 372                 struct {
 373 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
 374 #define KVM_SYSTEM_EVENT_RESET          2
 375 #define KVM_SYSTEM_EVENT_CRASH          3
 376                         __u32 type;
 377                         __u64 flags;
 378                 } system_event;
 379                 /* KVM_EXIT_S390_STSI */
 380                 struct {
 381                         __u64 addr;
 382                         __u8 ar;
 383                         __u8 reserved;
 384                         __u8 fc;
 385                         __u8 sel1;
 386                         __u16 sel2;
 387                 } s390_stsi;
 388                 /* KVM_EXIT_IOAPIC_EOI */
 389                 struct {
 390                         __u8 vector;
 391                 } eoi;
 392                 /* KVM_EXIT_HYPERV */
 393                 struct kvm_hyperv_exit hyperv;
 394                 /* Fix the size of the union. */
 395                 char padding[256];
 396         };
 397
 398         /*
 399          * shared registers between kvm and userspace.
 400          * kvm_valid_regs specifies the register classes set by the host
 401          * kvm_dirty_regs specified the register classes dirtied by userspace
 402          * struct kvm_sync_regs is architecture specific, as well as the
 403          * bits for kvm_valid_regs and kvm_dirty_regs
 404          */
 405         __u64 kvm_valid_regs;
 406         __u64 kvm_dirty_regs;
 407         union {
 408                 struct kvm_sync_regs regs;
 409                 char padding[2048];
 410         } s;
 411 };
 412
 413 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
 414
 415 struct kvm_coalesced_mmio_zone {
 416         __u64 addr;
 417         __u32 size;
 418         __u32 pad;
 419 };
 420
 421 struct kvm_coalesced_mmio {
 422         __u64 phys_addr;
 423         __u32 len;
 424         __u32 pad;
 425         __u8  data[8];
 426 };
 427
 428 struct kvm_coalesced_mmio_ring {
 429         __u32 first, last;
 430         struct kvm_coalesced_mmio coalesced_mmio[0];
 431 };
 432
 433 #define KVM_COALESCED_MMIO_MAX \
 434         ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
 435          sizeof(struct kvm_coalesced_mmio))
 436
 437 /* for KVM_TRANSLATE */
 438 struct kvm_translation {
 439         /* in */
 440         __u64 linear_address;
 441
 442         /* out */
 443         __u64 physical_address;
 444         __u8  valid;
 445         __u8  writeable;
 446         __u8  usermode;
 447         __u8  pad[5];
 448 };
 449
 450 /* for KVM_S390_MEM_OP */
 451 struct kvm_s390_mem_op {
 452         /* in */
 453         __u64 gaddr;            /* the guest address */
 454         __u64 flags;            /* flags */
 455         __u32 size;             /* amount of bytes */
 456         __u32 op;               /* type of operation */
 457         __u64 buf;              /* buffer in userspace */
 458         __u8 ar;                /* the access register number */
 459         __u8 reserved[31];      /* should be set to 0 */
 460 };
 461 /* types for kvm_s390_mem_op->op */
 462 #define KVM_S390_MEMOP_LOGICAL_READ     0
 463 #define KVM_S390_MEMOP_LOGICAL_WRITE    1
 464 /* flags for kvm_s390_mem_op->flags */
 465 #define KVM_S390_MEMOP_F_CHECK_ONLY             (1ULL << 0)
 466 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION       (1ULL << 1)
 467
 468 /* for KVM_INTERRUPT */
 469 struct kvm_interrupt {
 470         /* in */
 471         __u32 irq;
 472 };
 473
 474 /* for KVM_GET_DIRTY_LOG */
 475 struct kvm_dirty_log {
 476         __u32 slot;
 477         __u32 padding1;
 478         union {
 479                 void *dirty_bitmap; /* one bit per page */
 480                 __u64 padding2;
 481         };
 482 };
 483
 484 /* for KVM_SET_SIGNAL_MASK */
 485 struct kvm_signal_mask {
 486         __u32 len;
 487         __u8  sigset[0];
 488 };
 489
 490 /* for KVM_TPR_ACCESS_REPORTING */
 491 struct kvm_tpr_access_ctl {
 492         __u32 enabled;
 493         __u32 flags;
 494         __u32 reserved[8];
 495 };
 496
 497 /* for KVM_SET_VAPIC_ADDR */
 498 struct kvm_vapic_addr {
 499         __u64 vapic_addr;
 500 };
 501
 502 /* for KVM_SET_MP_STATE */
 503
 504 /* not all states are valid on all architectures */
 505 #define KVM_MP_STATE_RUNNABLE          0
 506 #define KVM_MP_STATE_UNINITIALIZED     1
 507 #define KVM_MP_STATE_INIT_RECEIVED     2
 508 #define KVM_MP_STATE_HALTED            3
 509 #define KVM_MP_STATE_SIPI_RECEIVED     4
 510 #define KVM_MP_STATE_STOPPED           5
 511 #define KVM_MP_STATE_CHECK_STOP        6
 512 #define KVM_MP_STATE_OPERATING         7
 513 #define KVM_MP_STATE_LOAD              8
 514
 515 struct kvm_mp_state {
 516         __u32 mp_state;
 517 };
 518
 519 struct kvm_s390_psw {
 520         __u64 mask;
 521         __u64 addr;
 522 };
 523
 524 /* valid values for type in kvm_s390_interrupt */
 525 #define KVM_S390_SIGP_STOP              0xfffe0000u
 526 #define KVM_S390_PROGRAM_INT            0xfffe0001u
 527 #define KVM_S390_SIGP_SET_PREFIX        0xfffe0002u
 528 #define KVM_S390_RESTART                0xfffe0003u
 529 #define KVM_S390_INT_PFAULT_INIT        0xfffe0004u
 530 #define KVM_S390_INT_PFAULT_DONE        0xfffe0005u
 531 #define KVM_S390_MCHK                   0xfffe1000u
 532 #define KVM_S390_INT_CLOCK_COMP         0xffff1004u
 533 #define KVM_S390_INT_CPU_TIMER          0xffff1005u
 534 #define KVM_S390_INT_VIRTIO             0xffff2603u
 535 #define KVM_S390_INT_SERVICE            0xffff2401u
 536 #define KVM_S390_INT_EMERGENCY          0xffff1201u
 537 #define KVM_S390_INT_EXTERNAL_CALL      0xffff1202u
 538 /* Anything below 0xfffe0000u is taken by INT_IO */
 539 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
 540         (((schid)) |                           \
 541          ((ssid) << 16) |                      \
 542          ((cssid) << 18) |                     \
 543          ((ai) << 26))
 544 #define KVM_S390_INT_IO_MIN             0x00000000u
 545 #define KVM_S390_INT_IO_MAX             0xfffdffffu
 546 #define KVM_S390_INT_IO_AI_MASK         0x04000000u
 547
 548
 549 struct kvm_s390_interrupt {
 550         __u32 type;
 551         __u32 parm;
 552         __u64 parm64;
 553 };
 554
 555 struct kvm_s390_io_info {
 556         __u16 subchannel_id;
 557         __u16 subchannel_nr;
 558         __u32 io_int_parm;
 559         __u32 io_int_word;
 560 };
 561
 562 struct kvm_s390_ext_info {
 563         __u32 ext_params;
 564         __u32 pad;
 565         __u64 ext_params2;
 566 };
 567
 568 struct kvm_s390_pgm_info {
 569         __u64 trans_exc_code;
 570         __u64 mon_code;
 571         __u64 per_address;
 572         __u32 data_exc_code;
 573         __u16 code;
 574         __u16 mon_class_nr;
 575         __u8 per_code;
 576         __u8 per_atmid;
 577         __u8 exc_access_id;
 578         __u8 per_access_id;
 579         __u8 op_access_id;
 580 #define KVM_S390_PGM_FLAGS_ILC_VALID    0x01
 581 #define KVM_S390_PGM_FLAGS_ILC_0        0x02
 582 #define KVM_S390_PGM_FLAGS_ILC_1        0x04
 583 #define KVM_S390_PGM_FLAGS_ILC_MASK     0x06
 584 #define KVM_S390_PGM_FLAGS_NO_REWIND    0x08
 585         __u8 flags;
 586         __u8 pad[2];
 587 };
 588
 589 struct kvm_s390_prefix_info {
 590         __u32 address;
 591 };
 592
 593 struct kvm_s390_extcall_info {
 594         __u16 code;
 595 };
 596
 597 struct kvm_s390_emerg_info {
 598         __u16 code;
 599 };
 600
 601 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
 602 struct kvm_s390_stop_info {
 603         __u32 flags;
 604 };
 605
 606 struct kvm_s390_mchk_info {
 607         __u64 cr14;
 608         __u64 mcic;
 609         __u64 failing_storage_address;
 610         __u32 ext_damage_code;
 611         __u32 pad;
 612         __u8 fixed_logout[16];
 613 };
 614
 615 struct kvm_s390_irq {
 616         __u64 type;
 617         union {
 618                 struct kvm_s390_io_info io;
 619                 struct kvm_s390_ext_info ext;
 620                 struct kvm_s390_pgm_info pgm;
 621                 struct kvm_s390_emerg_info emerg;
 622                 struct kvm_s390_extcall_info extcall;
 623                 struct kvm_s390_prefix_info prefix;
 624                 struct kvm_s390_stop_info stop;
 625                 struct kvm_s390_mchk_info mchk;
 626                 char reserved[64];
 627         } u;
 628 };
 629
 630 struct kvm_s390_irq_state {
 631         __u64 buf;
 632         __u32 flags;
 633         __u32 len;
 634         __u32 reserved[4];
 635 };
 636
 637 /* for KVM_SET_GUEST_DEBUG */
 638
 639 #define KVM_GUESTDBG_ENABLE             0x00000001
 640 #define KVM_GUESTDBG_SINGLESTEP         0x00000002
 641
 642 struct kvm_guest_debug {
 643         __u32 control;
 644         __u32 pad;
 645         struct kvm_guest_debug_arch arch;
 646 };
 647
 648 enum {
 649         kvm_ioeventfd_flag_nr_datamatch,
 650         kvm_ioeventfd_flag_nr_pio,
 651         kvm_ioeventfd_flag_nr_deassign,
 652         kvm_ioeventfd_flag_nr_virtio_ccw_notify,
 653         kvm_ioeventfd_flag_nr_fast_mmio,
 654         kvm_ioeventfd_flag_nr_max,
 655 };
 656
 657 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
 658 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
 659 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
 660 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
 661         (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
 662
 663 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
 664
 665 struct kvm_ioeventfd {
 666         __u64 datamatch;
 667         __u64 addr;        /* legal pio/mmio address */
 668         __u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
 669         __s32 fd;
 670         __u32 flags;
 671         __u8  pad[36];
 672 };
 673
 674 /* for KVM_ENABLE_CAP */
 675 struct kvm_enable_cap {
 676         /* in */
 677         __u32 cap;
 678         __u32 flags;
 679         __u64 args[4];
 680         __u8  pad[64];
 681 };
 682
 683 /* for KVM_PPC_GET_PVINFO */
 684
 685 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
 686
 687 struct kvm_ppc_pvinfo {
 688         /* out */
 689         __u32 flags;
 690         __u32 hcall[4];
 691         __u8  pad[108];
 692 };
 693
 694 /* for KVM_PPC_GET_SMMU_INFO */
 695 #define KVM_PPC_PAGE_SIZES_MAX_SZ       8
 696
 697 struct kvm_ppc_one_page_size {
 698         __u32 page_shift;       /* Page shift (or 0) */
 699         __u32 pte_enc;          /* Encoding in the HPTE (>>12) */
 700 };
 701
 702 struct kvm_ppc_one_seg_page_size {
 703         __u32 page_shift;       /* Base page shift of segment (or 0) */
 704         __u32 slb_enc;          /* SLB encoding for BookS */
 705         struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
 706 };
 707
 708 #define KVM_PPC_PAGE_SIZES_REAL         0x00000001
 709 #define KVM_PPC_1T_SEGMENTS             0x00000002
 710
 711 struct kvm_ppc_smmu_info {
 712         __u64 flags;
 713         __u32 slb_size;
 714         __u16 data_keys;        /* # storage keys supported for data */
 715         __u16 instr_keys;       /* # storage keys supported for instructions */
 716         struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
 717 };
 718
 719 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
 720 struct kvm_ppc_resize_hpt {
 721         __u64 flags;
 722         __u32 shift;
 723         __u32 pad;
 724 };
 725
 726 #define KVMIO 0xAE
 727
 728 /* machine type bits, to be used as argument to KVM_CREATE_VM */
 729 #define KVM_VM_S390_UCONTROL    1
 730
 731 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
 732 #define KVM_VM_PPC_HV 1
 733 #define KVM_VM_PPC_PR 2
 734
 735 /* on MIPS, 0 forces trap & emulate, 1 forces VZ ASE */
 736 #define KVM_VM_MIPS_TE          0
 737 #define KVM_VM_MIPS_VZ          1
 738
 739 #define KVM_S390_SIE_PAGE_OFFSET 1
 740
 741 /*
 742  * ioctls for /dev/kvm fds:
 743  */
 744 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
 745 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
 746 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
 747
 748 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
 749 /*
 750  * Check if a kvm extension is available.  Argument is extension number,
 751  * return is 1 (yes) or 0 (no, sorry).
 752  */
 753 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
 754 /*
 755  * Get size for mmap(vcpu_fd)
 756  */
 757 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
 758 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
 759 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
 760 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
 761 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
 762 #define KVM_GET_EMULATED_CPUID    _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
 763
 764 /*
 765  * Extension capability list.
 766  */
 767 #define KVM_CAP_IRQCHIP   0
 768 #define KVM_CAP_HLT       1
 769 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
 770 #define KVM_CAP_USER_MEMORY 3
 771 #define KVM_CAP_SET_TSS_ADDR 4
 772 #define KVM_CAP_VAPIC 6
 773 #define KVM_CAP_EXT_CPUID 7
 774 #define KVM_CAP_CLOCKSOURCE 8
 775 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
 776 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
 777 #define KVM_CAP_PIT 11
 778 #define KVM_CAP_NOP_IO_DELAY 12
 779 #define KVM_CAP_PV_MMU 13
 780 #define KVM_CAP_MP_STATE 14
 781 #define KVM_CAP_COALESCED_MMIO 15
 782 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
 783 #define KVM_CAP_IOMMU 18
 784 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 785 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
 786 #define KVM_CAP_USER_NMI 22
 787 #ifdef __KVM_HAVE_GUEST_DEBUG
 788 #define KVM_CAP_SET_GUEST_DEBUG 23
 789 #endif
 790 #ifdef __KVM_HAVE_PIT
 791 #define KVM_CAP_REINJECT_CONTROL 24
 792 #endif
 793 #define KVM_CAP_IRQ_ROUTING 25
 794 #define KVM_CAP_IRQ_INJECT_STATUS 26
 795 #define KVM_CAP_ASSIGN_DEV_IRQ 29
 796 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
 797 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
 798 #ifdef __KVM_HAVE_MCE
 799 #define KVM_CAP_MCE 31
 800 #endif
 801 #define KVM_CAP_IRQFD 32
 802 #ifdef __KVM_HAVE_PIT
 803 #define KVM_CAP_PIT2 33
 804 #endif
 805 #define KVM_CAP_SET_BOOT_CPU_ID 34
 806 #ifdef __KVM_HAVE_PIT_STATE2
 807 #define KVM_CAP_PIT_STATE2 35
 808 #endif
 809 #define KVM_CAP_IOEVENTFD 36
 810 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
 811 #ifdef __KVM_HAVE_XEN_HVM
 812 #define KVM_CAP_XEN_HVM 38
 813 #endif
 814 #define KVM_CAP_ADJUST_CLOCK 39
 815 #define KVM_CAP_INTERNAL_ERROR_DATA 40
 816 #ifdef __KVM_HAVE_VCPU_EVENTS
 817 #define KVM_CAP_VCPU_EVENTS 41
 818 #endif
 819 #define KVM_CAP_S390_PSW 42
 820 #define KVM_CAP_PPC_SEGSTATE 43
 821 #define KVM_CAP_HYPERV 44
 822 #define KVM_CAP_HYPERV_VAPIC 45
 823 #define KVM_CAP_HYPERV_SPIN 46
 824 #define KVM_CAP_PCI_SEGMENT 47
 825 #define KVM_CAP_PPC_PAIRED_SINGLES 48
 826 #define KVM_CAP_INTR_SHADOW 49
 827 #ifdef __KVM_HAVE_DEBUGREGS
 828 #define KVM_CAP_DEBUGREGS 50
 829 #endif
 830 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
 831 #define KVM_CAP_PPC_OSI 52
 832 #define KVM_CAP_PPC_UNSET_IRQ 53
 833 #define KVM_CAP_ENABLE_CAP 54
 834 #ifdef __KVM_HAVE_XSAVE
 835 #define KVM_CAP_XSAVE 55
 836 #endif
 837 #ifdef __KVM_HAVE_XCRS
 838 #define KVM_CAP_XCRS 56
 839 #endif
 840 #define KVM_CAP_PPC_GET_PVINFO 57
 841 #define KVM_CAP_PPC_IRQ_LEVEL 58
 842 #define KVM_CAP_ASYNC_PF 59
 843 #define KVM_CAP_TSC_CONTROL 60
 844 #define KVM_CAP_GET_TSC_KHZ 61
 845 #define KVM_CAP_PPC_BOOKE_SREGS 62
 846 #define KVM_CAP_SPAPR_TCE 63
 847 #define KVM_CAP_PPC_SMT 64
 848 #define KVM_CAP_PPC_RMA 65
 849 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
 850 #define KVM_CAP_PPC_HIOR 67
 851 #define KVM_CAP_PPC_PAPR 68
 852 #define KVM_CAP_SW_TLB 69
 853 #define KVM_CAP_ONE_REG 70
 854 #define KVM_CAP_S390_GMAP 71
 855 #define KVM_CAP_TSC_DEADLINE_TIMER 72
 856 #define KVM_CAP_S390_UCONTROL 73
 857 #define KVM_CAP_SYNC_REGS 74
 858 #define KVM_CAP_PCI_2_3 75
 859 #define KVM_CAP_KVMCLOCK_CTRL 76
 860 #define KVM_CAP_SIGNAL_MSI 77
 861 #define KVM_CAP_PPC_GET_SMMU_INFO 78
 862 #define KVM_CAP_S390_COW 79
 863 #define KVM_CAP_PPC_ALLOC_HTAB 80
 864 #define KVM_CAP_READONLY_MEM 81
 865 #define KVM_CAP_IRQFD_RESAMPLE 82
 866 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
 867 #define KVM_CAP_PPC_HTAB_FD 84
 868 #define KVM_CAP_S390_CSS_SUPPORT 85
 869 #define KVM_CAP_PPC_EPR 86
 870 #define KVM_CAP_ARM_PSCI 87
 871 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
 872 #define KVM_CAP_DEVICE_CTRL 89
 873 #define KVM_CAP_IRQ_MPIC 90
 874 #define KVM_CAP_PPC_RTAS 91
 875 #define KVM_CAP_IRQ_XICS 92
 876 #define KVM_CAP_ARM_EL1_32BIT 93
 877 #define KVM_CAP_SPAPR_MULTITCE 94
 878 #define KVM_CAP_EXT_EMUL_CPUID 95
 879 #define KVM_CAP_HYPERV_TIME 96
 880 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
 881 #define KVM_CAP_ENABLE_CAP_VM 98
 882 #define KVM_CAP_S390_IRQCHIP 99
 883 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
 884 #define KVM_CAP_VM_ATTRIBUTES 101
 885 #define KVM_CAP_ARM_PSCI_0_2 102
 886 #define KVM_CAP_PPC_FIXUP_HCALL 103
 887 #define KVM_CAP_PPC_ENABLE_HCALL 104
 888 #define KVM_CAP_CHECK_EXTENSION_VM 105
 889 #define KVM_CAP_S390_USER_SIGP 106
 890 #define KVM_CAP_S390_VECTOR_REGISTERS 107
 891 #define KVM_CAP_S390_MEM_OP 108
 892 #define KVM_CAP_S390_USER_STSI 109
 893 #define KVM_CAP_S390_SKEYS 110
 894 #define KVM_CAP_MIPS_FPU 111
 895 #define KVM_CAP_MIPS_MSA 112
 896 #define KVM_CAP_S390_INJECT_IRQ 113
 897 #define KVM_CAP_S390_IRQ_STATE 114
 898 #define KVM_CAP_PPC_HWRNG 115
 899 #define KVM_CAP_DISABLE_QUIRKS 116
 900 #define KVM_CAP_X86_SMM 117
 901 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
 902 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
 903 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
 904 #define KVM_CAP_SPLIT_IRQCHIP 121
 905 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
 906 #define KVM_CAP_HYPERV_SYNIC 123
 907 #define KVM_CAP_S390_RI 124
 908 #define KVM_CAP_SPAPR_TCE_64 125
 909 #define KVM_CAP_ARM_PMU_V3 126
 910 #define KVM_CAP_VCPU_ATTRIBUTES 127
 911 #define KVM_CAP_MAX_VCPU_ID 128
 912 #define KVM_CAP_X2APIC_API 129
 913 #define KVM_CAP_S390_USER_INSTR0 130
 914 #define KVM_CAP_MSI_DEVID 131
 915 #define KVM_CAP_PPC_HTM 132
 916 #define KVM_CAP_SPAPR_RESIZE_HPT 133
 917 #define KVM_CAP_PPC_MMU_RADIX 134
 918 #define KVM_CAP_PPC_MMU_HASH_V3 135
 919 #define KVM_CAP_IMMEDIATE_EXIT 136
 920 #define KVM_CAP_MIPS_VZ 137
 921 #define KVM_CAP_MIPS_TE 138
 922 #define KVM_CAP_MIPS_64BIT 139
 923 #define KVM_CAP_S390_GS 140
 924 #define KVM_CAP_S390_AIS 141
 925 #define KVM_CAP_SPAPR_TCE_VFIO 142
 926 #define KVM_CAP_X86_GUEST_MWAIT 143
 927 #define KVM_CAP_ARM_USER_IRQ 144
 928 #define KVM_CAP_S390_CMMA_MIGRATION 145
 929 #define KVM_CAP_PPC_FWNMI 146
 930 #define KVM_CAP_PPC_SMT_POSSIBLE 147
 931 #define KVM_CAP_HYPERV_SYNIC2 148
 932 #define KVM_CAP_HYPERV_VP_INDEX 149
 933
 934 #ifdef KVM_CAP_IRQ_ROUTING
 935
 936 struct kvm_irq_routing_irqchip {
 937         __u32 irqchip;
 938         __u32 pin;
 939 };
 940
 941 struct kvm_irq_routing_msi {
 942         __u32 address_lo;
 943         __u32 address_hi;
 944         __u32 data;
 945         union {
 946                 __u32 pad;
 947                 __u32 devid;
 948         };
 949 };
 950
 951 struct kvm_irq_routing_s390_adapter {
 952         __u64 ind_addr;
 953         __u64 summary_addr;
 954         __u64 ind_offset;
 955         __u32 summary_offset;
 956         __u32 adapter_id;
 957 };
 958
 959 struct kvm_irq_routing_hv_sint {
 960         __u32 vcpu;
 961         __u32 sint;
 962 };
 963
 964 /* gsi routing entry types */
 965 #define KVM_IRQ_ROUTING_IRQCHIP 1
 966 #define KVM_IRQ_ROUTING_MSI 2
 967 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
 968 #define KVM_IRQ_ROUTING_HV_SINT 4
 969
 970 struct kvm_irq_routing_entry {
 971         __u32 gsi;
 972         __u32 type;
 973         __u32 flags;
 974         __u32 pad;
 975         union {
 976                 struct kvm_irq_routing_irqchip irqchip;
 977                 struct kvm_irq_routing_msi msi;
 978                 struct kvm_irq_routing_s390_adapter adapter;
 979                 struct kvm_irq_routing_hv_sint hv_sint;
 980                 __u32 pad[8];
 981         } u;
 982 };
 983
 984 struct kvm_irq_routing {
 985         __u32 nr;
 986         __u32 flags;
 987         struct kvm_irq_routing_entry entries[0];
 988 };
 989
 990 #endif
 991
 992 #ifdef KVM_CAP_MCE
 993 /* x86 MCE */
 994 struct kvm_x86_mce {
 995         __u64 status;
 996         __u64 addr;
 997         __u64 misc;
 998         __u64 mcg_status;
 999         __u8 bank;
1000         __u8 pad1[7];
1001         __u64 pad2[3];
1002 };
1003 #endif
1004
1005 #ifdef KVM_CAP_XEN_HVM
1006 struct kvm_xen_hvm_config {
1007         __u32 flags;
1008         __u32 msr;
1009         __u64 blob_addr_32;
1010         __u64 blob_addr_64;
1011         __u8 blob_size_32;
1012         __u8 blob_size_64;
1013         __u8 pad2[30];
1014 };
1015 #endif
1016
1017 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1018 /*
1019  * Available with KVM_CAP_IRQFD_RESAMPLE
1020  *
1021  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1022  * the irqfd to operate in resampling mode for level triggered interrupt
1023  * emulation.  See Documentation/virtual/kvm/api.txt.
1024  */
1025 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1026
1027 struct kvm_irqfd {
1028         __u32 fd;
1029         __u32 gsi;
1030         __u32 flags;
1031         __u32 resamplefd;
1032         __u8  pad[16];
1033 };
1034
1035 /* For KVM_CAP_ADJUST_CLOCK */
1036
1037 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags.  */
1038 #define KVM_CLOCK_TSC_STABLE            2
1039
1040 struct kvm_clock_data {
1041         __u64 clock;
1042         __u32 flags;
1043         __u32 pad[9];
1044 };
1045
1046 /* For KVM_CAP_SW_TLB */
1047
1048 #define KVM_MMU_FSL_BOOKE_NOHV          0
1049 #define KVM_MMU_FSL_BOOKE_HV            1
1050
1051 struct kvm_config_tlb {
1052         __u64 params;
1053         __u64 array;
1054         __u32 mmu_type;
1055         __u32 array_len;
1056 };
1057
1058 struct kvm_dirty_tlb {
1059         __u64 bitmap;
1060         __u32 num_dirty;
1061 };
1062
1063 /* Available with KVM_CAP_ONE_REG */
1064
1065 #define KVM_REG_ARCH_MASK       0xff00000000000000ULL
1066 #define KVM_REG_GENERIC         0x0000000000000000ULL
1067
1068 /*
1069  * Architecture specific registers are to be defined in arch headers and
1070  * ORed with the arch identifier.
1071  */
1072 #define KVM_REG_PPC             0x1000000000000000ULL
1073 #define KVM_REG_X86             0x2000000000000000ULL
1074 #define KVM_REG_IA64            0x3000000000000000ULL
1075 #define KVM_REG_ARM             0x4000000000000000ULL
1076 #define KVM_REG_S390            0x5000000000000000ULL
1077 #define KVM_REG_ARM64           0x6000000000000000ULL
1078 #define KVM_REG_MIPS            0x7000000000000000ULL
1079
1080 #define KVM_REG_SIZE_SHIFT      52
1081 #define KVM_REG_SIZE_MASK       0x00f0000000000000ULL
1082 #define KVM_REG_SIZE_U8         0x0000000000000000ULL
1083 #define KVM_REG_SIZE_U16        0x0010000000000000ULL
1084 #define KVM_REG_SIZE_U32        0x0020000000000000ULL
1085 #define KVM_REG_SIZE_U64        0x0030000000000000ULL
1086 #define KVM_REG_SIZE_U128       0x0040000000000000ULL
1087 #define KVM_REG_SIZE_U256       0x0050000000000000ULL
1088 #define KVM_REG_SIZE_U512       0x0060000000000000ULL
1089 #define KVM_REG_SIZE_U1024      0x0070000000000000ULL
1090
1091 struct kvm_reg_list {
1092         __u64 n; /* number of regs */
1093         __u64 reg[0];
1094 };
1095
1096 struct kvm_one_reg {
1097         __u64 id;
1098         __u64 addr;
1099 };
1100
1101 #define KVM_MSI_VALID_DEVID     (1U << 0)
1102 struct kvm_msi {
1103         __u32 address_lo;
1104         __u32 address_hi;
1105         __u32 data;
1106         __u32 flags;
1107         __u32 devid;
1108         __u8  pad[12];
1109 };
1110
1111 struct kvm_arm_device_addr {
1112         __u64 id;
1113         __u64 addr;
1114 };
1115
1116 /*
1117  * Device control API, available with KVM_CAP_DEVICE_CTRL
1118  */
1119 #define KVM_CREATE_DEVICE_TEST          1
1120
1121 struct kvm_create_device {
1122         __u32   type;   /* in: KVM_DEV_TYPE_xxx */
1123         __u32   fd;     /* out: device handle */
1124         __u32   flags;  /* in: KVM_CREATE_DEVICE_xxx */
1125 };
1126
1127 struct kvm_device_attr {
1128         __u32   flags;          /* no flags currently defined */
1129         __u32   group;          /* device-defined */
1130         __u64   attr;           /* group-defined */
1131         __u64   addr;           /* userspace address of attr data */
1132 };
1133
1134 #define  KVM_DEV_VFIO_GROUP                     1
1135 #define   KVM_DEV_VFIO_GROUP_ADD                        1
1136 #define   KVM_DEV_VFIO_GROUP_DEL                        2
1137 #define   KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE              3
1138
1139 enum kvm_device_type {
1140         KVM_DEV_TYPE_FSL_MPIC_20        = 1,
1141 #define KVM_DEV_TYPE_FSL_MPIC_20        KVM_DEV_TYPE_FSL_MPIC_20
1142         KVM_DEV_TYPE_FSL_MPIC_42,
1143 #define KVM_DEV_TYPE_FSL_MPIC_42        KVM_DEV_TYPE_FSL_MPIC_42
1144         KVM_DEV_TYPE_XICS,
1145 #define KVM_DEV_TYPE_XICS               KVM_DEV_TYPE_XICS
1146         KVM_DEV_TYPE_VFIO,
1147 #define KVM_DEV_TYPE_VFIO               KVM_DEV_TYPE_VFIO
1148         KVM_DEV_TYPE_ARM_VGIC_V2,
1149 #define KVM_DEV_TYPE_ARM_VGIC_V2        KVM_DEV_TYPE_ARM_VGIC_V2
1150         KVM_DEV_TYPE_FLIC,
1151 #define KVM_DEV_TYPE_FLIC               KVM_DEV_TYPE_FLIC
1152         KVM_DEV_TYPE_ARM_VGIC_V3,
1153 #define KVM_DEV_TYPE_ARM_VGIC_V3        KVM_DEV_TYPE_ARM_VGIC_V3
1154         KVM_DEV_TYPE_ARM_VGIC_ITS,
1155 #define KVM_DEV_TYPE_ARM_VGIC_ITS       KVM_DEV_TYPE_ARM_VGIC_ITS
1156         KVM_DEV_TYPE_MAX,
1157 };
1158
1159 struct kvm_vfio_spapr_tce {
1160         __s32   groupfd;
1161         __s32   tablefd;
1162 };
1163
1164 /*
1165  * ioctls for VM fds
1166  */
1167 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
1168 /*
1169  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1170  * a vcpu fd.
1171  */
1172 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1173 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1174 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1175 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
1176 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1177 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
1178 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1179                                         struct kvm_userspace_memory_region)
1180 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1181 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1182
1183 /* enable ucontrol for s390 */
1184 struct kvm_s390_ucas_mapping {
1185         __u64 user_addr;
1186         __u64 vcpu_addr;
1187         __u64 length;
1188 };
1189 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1190 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1191 #define KVM_S390_VCPU_FAULT      _IOW(KVMIO, 0x52, unsigned long)
1192
1193 /* Device model IOC */
1194 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1195 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1196 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1197 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1198 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1199 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1200 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1201 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1202 #define KVM_REGISTER_COALESCED_MMIO \
1203                         _IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1204 #define KVM_UNREGISTER_COALESCED_MMIO \
1205                         _IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1206 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1207                                        struct kvm_assigned_pci_dev)
1208 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1209 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1210 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1211 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1212 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1213 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1214                                        struct kvm_assigned_pci_dev)
1215 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1216                                        struct kvm_assigned_msix_nr)
1217 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1218                                        struct kvm_assigned_msix_entry)
1219 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1220 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1221 #define KVM_CREATE_PIT2           _IOW(KVMIO,  0x77, struct kvm_pit_config)
1222 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1223 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1224 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1225 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1226 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1227 /* Available with KVM_CAP_PIT_STATE2 */
1228 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1229 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1230 /* Available with KVM_CAP_PPC_GET_PVINFO */
1231 #define KVM_PPC_GET_PVINFO        _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1232 /* Available with KVM_CAP_TSC_CONTROL */
1233 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1234 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1235 /* Available with KVM_CAP_PCI_2_3 */
1236 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1237                                        struct kvm_assigned_pci_dev)
1238 /* Available with KVM_CAP_SIGNAL_MSI */
1239 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1240 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1241 #define KVM_PPC_GET_SMMU_INFO     _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1242 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1243 #define KVM_PPC_ALLOCATE_HTAB     _IOWR(KVMIO, 0xa7, __u32)
1244 #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1245 #define KVM_CREATE_SPAPR_TCE_64   _IOW(KVMIO,  0xa8, \
1246                                        struct kvm_create_spapr_tce_64)
1247 /* Available with KVM_CAP_RMA */
1248 #define KVM_ALLOCATE_RMA          _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1249 /* Available with KVM_CAP_PPC_HTAB_FD */
1250 #define KVM_PPC_GET_HTAB_FD       _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1251 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1252 #define KVM_ARM_SET_DEVICE_ADDR   _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1253 /* Available with KVM_CAP_PPC_RTAS */
1254 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1255 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1256 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1257 #define KVM_PPC_RESIZE_HPT_COMMIT  _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1258 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1259 #define KVM_PPC_CONFIGURE_V3_MMU  _IOW(KVMIO,  0xaf, struct kvm_ppc_mmuv3_cfg)
1260 /* Available with KVM_CAP_PPC_RADIX_MMU */
1261 #define KVM_PPC_GET_RMMU_INFO     _IOW(KVMIO,  0xb0, struct kvm_ppc_rmmu_info)
1262
1263 /* ioctl for vm fd */
1264 #define KVM_CREATE_DEVICE         _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1265
1266 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1267 #define KVM_SET_DEVICE_ATTR       _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1268 #define KVM_GET_DEVICE_ATTR       _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1269 #define KVM_HAS_DEVICE_ATTR       _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1270
1271 /*
1272  * ioctls for vcpu fds
1273  */
1274 #define KVM_RUN                   _IO(KVMIO,   0x80)
1275 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1276 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1277 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1278 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1279 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1280 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1281 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1282 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1283 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1284 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1285 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1286 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1287 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1288 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1289 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1290 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1291 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1292 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1293 /* Available with KVM_CAP_VAPIC */
1294 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1295 /* Available with KVM_CAP_VAPIC */
1296 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1297 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1298 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1299 /* store status for s390 */
1300 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1301 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1302 #define KVM_S390_STORE_STATUS     _IOW(KVMIO,  0x95, unsigned long)
1303 /* initial ipl psw for s390 */
1304 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1305 /* initial reset for s390 */
1306 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1307 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1308 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1309 /* Available with KVM_CAP_USER_NMI */
1310 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1311 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1312 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1313 /* MCE for x86 */
1314 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1315 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1316 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1317 /* Available with KVM_CAP_VCPU_EVENTS */
1318 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1319 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1320 /* Available with KVM_CAP_DEBUGREGS */
1321 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1322 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1323 /*
1324  * vcpu version available with KVM_ENABLE_CAP
1325  * vm version available with KVM_CAP_ENABLE_CAP_VM
1326  */
1327 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1328 /* Available with KVM_CAP_XSAVE */
1329 #define KVM_GET_XSAVE             _IOR(KVMIO,  0xa4, struct kvm_xsave)
1330 #define KVM_SET_XSAVE             _IOW(KVMIO,  0xa5, struct kvm_xsave)
1331 /* Available with KVM_CAP_XCRS */
1332 #define KVM_GET_XCRS              _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1333 #define KVM_SET_XCRS              _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1334 /* Available with KVM_CAP_SW_TLB */
1335 #define KVM_DIRTY_TLB             _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1336 /* Available with KVM_CAP_ONE_REG */
1337 #define KVM_GET_ONE_REG           _IOW(KVMIO,  0xab, struct kvm_one_reg)
1338 #define KVM_SET_ONE_REG           _IOW(KVMIO,  0xac, struct kvm_one_reg)
1339 /* VM is being stopped by host */
1340 #define KVM_KVMCLOCK_CTRL         _IO(KVMIO,   0xad)
1341 #define KVM_ARM_VCPU_INIT         _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1342 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1343 #define KVM_GET_REG_LIST          _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1344 /* Available with KVM_CAP_S390_MEM_OP */
1345 #define KVM_S390_MEM_OP           _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1346 /* Available with KVM_CAP_S390_SKEYS */
1347 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1348 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1349 /* Available with KVM_CAP_S390_INJECT_IRQ */
1350 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1351 /* Available with KVM_CAP_S390_IRQ_STATE */
1352 #define KVM_S390_SET_IRQ_STATE    _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1353 #define KVM_S390_GET_IRQ_STATE    _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1354 /* Available with KVM_CAP_X86_SMM */
1355 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1356 /* Available with KVM_CAP_S390_CMMA_MIGRATION */
1357 #define KVM_S390_GET_CMMA_BITS      _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1358 #define KVM_S390_SET_CMMA_BITS      _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1359
1360 #define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
1361 #define KVM_DEV_ASSIGN_PCI_2_3          (1 << 1)
1362 #define KVM_DEV_ASSIGN_MASK_INTX        (1 << 2)
1363
1364 struct kvm_assigned_pci_dev {
1365         __u32 assigned_dev_id;
1366         __u32 busnr;
1367         __u32 devfn;
1368         __u32 flags;
1369         __u32 segnr;
1370         union {
1371                 __u32 reserved[11];
1372         };
1373 };
1374
1375 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
1376 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
1377 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
1378
1379 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
1380 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
1381 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
1382
1383 #define KVM_DEV_IRQ_HOST_MASK    0x00ff
1384 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
1385
1386 struct kvm_assigned_irq {
1387         __u32 assigned_dev_id;
1388         __u32 host_irq; /* ignored (legacy field) */
1389         __u32 guest_irq;
1390         __u32 flags;
1391         union {
1392                 __u32 reserved[12];
1393         };
1394 };
1395
1396 struct kvm_assigned_msix_nr {
1397         __u32 assigned_dev_id;
1398         __u16 entry_nr;
1399         __u16 padding;
1400 };
1401
1402 #define KVM_MAX_MSIX_PER_DEV            256
1403 struct kvm_assigned_msix_entry {
1404         __u32 assigned_dev_id;
1405         __u32 gsi;
1406         __u16 entry; /* The index of entry in the MSI-X table */
1407         __u16 padding[3];
1408 };
1409
1410 #define KVM_X2APIC_API_USE_32BIT_IDS            (1ULL << 0)
1411 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK  (1ULL << 1)
1412
1413 /* Available with KVM_CAP_ARM_USER_IRQ */
1414
1415 /* Bits for run->s.regs.device_irq_level */
1416 #define KVM_ARM_DEV_EL1_VTIMER          (1 << 0)
1417 #define KVM_ARM_DEV_EL1_PTIMER          (1 << 1)
1418 #define KVM_ARM_DEV_PMU                 (1 << 2)
1419
1420 #endif /* __LINUX_KVM_H */