linux-headers/linux/kvm.h

   1 #ifndef __LINUX_KVM_H
   2 #define __LINUX_KVM_H
   3
   4 /*
   5  * Userspace interface for /dev/kvm - kernel based virtual machine
   6  *
   7  * Note: you must update KVM_API_VERSION if you change this interface.
   8  */
   9
  10 #include <linux/types.h>
  11
  12 #include <linux/ioctl.h>
  13 #include <asm/kvm.h>
  14
  15 #define KVM_API_VERSION 12
  16
  17 /* *** Deprecated interfaces *** */
  18
  19 #define KVM_TRC_SHIFT           16
  20
  21 #define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
  22 #define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1))
  23
  24 #define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
  25 #define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
  26 #define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)
  27
  28 #define KVM_TRC_HEAD_SIZE       12
  29 #define KVM_TRC_CYCLE_SIZE      8
  30 #define KVM_TRC_EXTRA_MAX       7
  31
  32 #define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
  33 #define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
  34 #define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
  35 #define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
  36 #define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
  37 #define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
  38 #define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
  39 #define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
  40 #define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
  41 #define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
  42 #define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
  43 #define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
  44 #define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
  45 #define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
  46 #define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
  47 #define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
  48 #define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
  49 #define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
  50 #define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
  51 #define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
  52 #define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
  53 #define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
  54 #define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
  55 #define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)
  56
  57 struct kvm_user_trace_setup {
  58         __u32 buf_size;
  59         __u32 buf_nr;
  60 };
  61
  62 #define __KVM_DEPRECATED_MAIN_W_0x06 \
  63         _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
  64 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
  65 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
  66
  67 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
  68
  69 struct kvm_breakpoint {
  70         __u32 enabled;
  71         __u32 padding;
  72         __u64 address;
  73 };
  74
  75 struct kvm_debug_guest {
  76         __u32 enabled;
  77         __u32 pad;
  78         struct kvm_breakpoint breakpoints[4];
  79         __u32 singlestep;
  80 };
  81
  82 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
  83
  84 /* *** End of deprecated interfaces *** */
  85
  86
  87 /* for KVM_CREATE_MEMORY_REGION */
  88 struct kvm_memory_region {
  89         __u32 slot;
  90         __u32 flags;
  91         __u64 guest_phys_addr;
  92         __u64 memory_size; /* bytes */
  93 };
  94
  95 /* for KVM_SET_USER_MEMORY_REGION */
  96 struct kvm_userspace_memory_region {
  97         __u32 slot;
  98         __u32 flags;
  99         __u64 guest_phys_addr;
 100         __u64 memory_size; /* bytes */
 101         __u64 userspace_addr; /* start of the userspace allocated memory */
 102 };
 103
 104 /*
 105  * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
 106  * other bits are reserved for kvm internal use which are defined in
 107  * include/linux/kvm_host.h.
 108  */
 109 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
 110 #define KVM_MEM_READONLY        (1UL << 1)
 111
 112 /* for KVM_IRQ_LINE */
 113 struct kvm_irq_level {
 114         /*
 115          * ACPI gsi notion of irq.
 116          * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
 117          * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
 118          * For ARM: See Documentation/virtual/kvm/api.txt
 119          */
 120         union {
 121                 __u32 irq;
 122                 __s32 status;
 123         };
 124         __u32 level;
 125 };
 126
 127
 128 struct kvm_irqchip {
 129         __u32 chip_id;
 130         __u32 pad;
 131         union {
 132                 char dummy[512];  /* reserving space */
 133 #ifdef __KVM_HAVE_PIT
 134                 struct kvm_pic_state pic;
 135 #endif
 136 #ifdef __KVM_HAVE_IOAPIC
 137                 struct kvm_ioapic_state ioapic;
 138 #endif
 139         } chip;
 140 };
 141
 142 /* for KVM_CREATE_PIT2 */
 143 struct kvm_pit_config {
 144         __u32 flags;
 145         __u32 pad[15];
 146 };
 147
 148 #define KVM_PIT_SPEAKER_DUMMY     1
 149
 150 struct kvm_s390_skeys {
 151         __u64 start_gfn;
 152         __u64 count;
 153         __u64 skeydata_addr;
 154         __u32 flags;
 155         __u32 reserved[9];
 156 };
 157
 158 struct kvm_hyperv_exit {
 159 #define KVM_EXIT_HYPERV_SYNIC          1
 160 #define KVM_EXIT_HYPERV_HCALL          2
 161         __u32 type;
 162         union {
 163                 struct {
 164                         __u32 msr;
 165                         __u64 control;
 166                         __u64 evt_page;
 167                         __u64 msg_page;
 168                 } synic;
 169                 struct {
 170                         __u64 input;
 171                         __u64 result;
 172                         __u64 params[2];
 173                 } hcall;
 174         } u;
 175 };
 176
 177 #define KVM_S390_GET_SKEYS_NONE   1
 178 #define KVM_S390_SKEYS_MAX        1048576
 179
 180 #define KVM_EXIT_UNKNOWN          0
 181 #define KVM_EXIT_EXCEPTION        1
 182 #define KVM_EXIT_IO               2
 183 #define KVM_EXIT_HYPERCALL        3
 184 #define KVM_EXIT_DEBUG            4
 185 #define KVM_EXIT_HLT              5
 186 #define KVM_EXIT_MMIO             6
 187 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
 188 #define KVM_EXIT_SHUTDOWN         8
 189 #define KVM_EXIT_FAIL_ENTRY       9
 190 #define KVM_EXIT_INTR             10
 191 #define KVM_EXIT_SET_TPR          11
 192 #define KVM_EXIT_TPR_ACCESS       12
 193 #define KVM_EXIT_S390_SIEIC       13
 194 #define KVM_EXIT_S390_RESET       14
 195 #define KVM_EXIT_DCR              15 /* deprecated */
 196 #define KVM_EXIT_NMI              16
 197 #define KVM_EXIT_INTERNAL_ERROR   17
 198 #define KVM_EXIT_OSI              18
 199 #define KVM_EXIT_PAPR_HCALL       19
 200 #define KVM_EXIT_S390_UCONTROL    20
 201 #define KVM_EXIT_WATCHDOG         21
 202 #define KVM_EXIT_S390_TSCH        22
 203 #define KVM_EXIT_EPR              23
 204 #define KVM_EXIT_SYSTEM_EVENT     24
 205 #define KVM_EXIT_S390_STSI        25
 206 #define KVM_EXIT_IOAPIC_EOI       26
 207 #define KVM_EXIT_HYPERV           27
 208
 209 /* For KVM_EXIT_INTERNAL_ERROR */
 210 /* Emulate instruction failed. */
 211 #define KVM_INTERNAL_ERROR_EMULATION    1
 212 /* Encounter unexpected simultaneous exceptions. */
 213 #define KVM_INTERNAL_ERROR_SIMUL_EX     2
 214 /* Encounter unexpected vm-exit due to delivery event. */
 215 #define KVM_INTERNAL_ERROR_DELIVERY_EV  3
 216
 217 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
 218 struct kvm_run {
 219         /* in */
 220         __u8 request_interrupt_window;
 221         __u8 padding1[7];
 222
 223         /* out */
 224         __u32 exit_reason;
 225         __u8 ready_for_interrupt_injection;
 226         __u8 if_flag;
 227         __u16 flags;
 228
 229         /* in (pre_kvm_run), out (post_kvm_run) */
 230         __u64 cr8;
 231         __u64 apic_base;
 232
 233 #ifdef __KVM_S390
 234         /* the processor status word for s390 */
 235         __u64 psw_mask; /* psw upper half */
 236         __u64 psw_addr; /* psw lower half */
 237 #endif
 238         union {
 239                 /* KVM_EXIT_UNKNOWN */
 240                 struct {
 241                         __u64 hardware_exit_reason;
 242                 } hw;
 243                 /* KVM_EXIT_FAIL_ENTRY */
 244                 struct {
 245                         __u64 hardware_entry_failure_reason;
 246                 } fail_entry;
 247                 /* KVM_EXIT_EXCEPTION */
 248                 struct {
 249                         __u32 exception;
 250                         __u32 error_code;
 251                 } ex;
 252                 /* KVM_EXIT_IO */
 253                 struct {
 254 #define KVM_EXIT_IO_IN  0
 255 #define KVM_EXIT_IO_OUT 1
 256                         __u8 direction;
 257                         __u8 size; /* bytes */
 258                         __u16 port;
 259                         __u32 count;
 260                         __u64 data_offset; /* relative to kvm_run start */
 261                 } io;
 262                 /* KVM_EXIT_DEBUG */
 263                 struct {
 264                         struct kvm_debug_exit_arch arch;
 265                 } debug;
 266                 /* KVM_EXIT_MMIO */
 267                 struct {
 268                         __u64 phys_addr;
 269                         __u8  data[8];
 270                         __u32 len;
 271                         __u8  is_write;
 272                 } mmio;
 273                 /* KVM_EXIT_HYPERCALL */
 274                 struct {
 275                         __u64 nr;
 276                         __u64 args[6];
 277                         __u64 ret;
 278                         __u32 longmode;
 279                         __u32 pad;
 280                 } hypercall;
 281                 /* KVM_EXIT_TPR_ACCESS */
 282                 struct {
 283                         __u64 rip;
 284                         __u32 is_write;
 285                         __u32 pad;
 286                 } tpr_access;
 287                 /* KVM_EXIT_S390_SIEIC */
 288                 struct {
 289                         __u8 icptcode;
 290                         __u16 ipa;
 291                         __u32 ipb;
 292                 } s390_sieic;
 293                 /* KVM_EXIT_S390_RESET */
 294 #define KVM_S390_RESET_POR       1
 295 #define KVM_S390_RESET_CLEAR     2
 296 #define KVM_S390_RESET_SUBSYSTEM 4
 297 #define KVM_S390_RESET_CPU_INIT  8
 298 #define KVM_S390_RESET_IPL       16
 299                 __u64 s390_reset_flags;
 300                 /* KVM_EXIT_S390_UCONTROL */
 301                 struct {
 302                         __u64 trans_exc_code;
 303                         __u32 pgm_code;
 304                 } s390_ucontrol;
 305                 /* KVM_EXIT_DCR (deprecated) */
 306                 struct {
 307                         __u32 dcrn;
 308                         __u32 data;
 309                         __u8  is_write;
 310                 } dcr;
 311                 /* KVM_EXIT_INTERNAL_ERROR */
 312                 struct {
 313                         __u32 suberror;
 314                         /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
 315                         __u32 ndata;
 316                         __u64 data[16];
 317                 } internal;
 318                 /* KVM_EXIT_OSI */
 319                 struct {
 320                         __u64 gprs[32];
 321                 } osi;
 322                 /* KVM_EXIT_PAPR_HCALL */
 323                 struct {
 324                         __u64 nr;
 325                         __u64 ret;
 326                         __u64 args[9];
 327                 } papr_hcall;
 328                 /* KVM_EXIT_S390_TSCH */
 329                 struct {
 330                         __u16 subchannel_id;
 331                         __u16 subchannel_nr;
 332                         __u32 io_int_parm;
 333                         __u32 io_int_word;
 334                         __u32 ipb;
 335                         __u8 dequeued;
 336                 } s390_tsch;
 337                 /* KVM_EXIT_EPR */
 338                 struct {
 339                         __u32 epr;
 340                 } epr;
 341                 /* KVM_EXIT_SYSTEM_EVENT */
 342                 struct {
 343 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
 344 #define KVM_SYSTEM_EVENT_RESET          2
 345 #define KVM_SYSTEM_EVENT_CRASH          3
 346                         __u32 type;
 347                         __u64 flags;
 348                 } system_event;
 349                 /* KVM_EXIT_S390_STSI */
 350                 struct {
 351                         __u64 addr;
 352                         __u8 ar;
 353                         __u8 reserved;
 354                         __u8 fc;
 355                         __u8 sel1;
 356                         __u16 sel2;
 357                 } s390_stsi;
 358                 /* KVM_EXIT_IOAPIC_EOI */
 359                 struct {
 360                         __u8 vector;
 361                 } eoi;
 362                 /* KVM_EXIT_HYPERV */
 363                 struct kvm_hyperv_exit hyperv;
 364                 /* Fix the size of the union. */
 365                 char padding[256];
 366         };
 367
 368         /*
 369          * shared registers between kvm and userspace.
 370          * kvm_valid_regs specifies the register classes set by the host
 371          * kvm_dirty_regs specified the register classes dirtied by userspace
 372          * struct kvm_sync_regs is architecture specific, as well as the
 373          * bits for kvm_valid_regs and kvm_dirty_regs
 374          */
 375         __u64 kvm_valid_regs;
 376         __u64 kvm_dirty_regs;
 377         union {
 378                 struct kvm_sync_regs regs;
 379                 char padding[2048];
 380         } s;
 381 };
 382
 383 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
 384
 385 struct kvm_coalesced_mmio_zone {
 386         __u64 addr;
 387         __u32 size;
 388         __u32 pad;
 389 };
 390
 391 struct kvm_coalesced_mmio {
 392         __u64 phys_addr;
 393         __u32 len;
 394         __u32 pad;
 395         __u8  data[8];
 396 };
 397
 398 struct kvm_coalesced_mmio_ring {
 399         __u32 first, last;
 400         struct kvm_coalesced_mmio coalesced_mmio[0];
 401 };
 402
 403 #define KVM_COALESCED_MMIO_MAX \
 404         ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
 405          sizeof(struct kvm_coalesced_mmio))
 406
 407 /* for KVM_TRANSLATE */
 408 struct kvm_translation {
 409         /* in */
 410         __u64 linear_address;
 411
 412         /* out */
 413         __u64 physical_address;
 414         __u8  valid;
 415         __u8  writeable;
 416         __u8  usermode;
 417         __u8  pad[5];
 418 };
 419
 420 /* for KVM_S390_MEM_OP */
 421 struct kvm_s390_mem_op {
 422         /* in */
 423         __u64 gaddr;            /* the guest address */
 424         __u64 flags;            /* flags */
 425         __u32 size;             /* amount of bytes */
 426         __u32 op;               /* type of operation */
 427         __u64 buf;              /* buffer in userspace */
 428         __u8 ar;                /* the access register number */
 429         __u8 reserved[31];      /* should be set to 0 */
 430 };
 431 /* types for kvm_s390_mem_op->op */
 432 #define KVM_S390_MEMOP_LOGICAL_READ     0
 433 #define KVM_S390_MEMOP_LOGICAL_WRITE    1
 434 /* flags for kvm_s390_mem_op->flags */
 435 #define KVM_S390_MEMOP_F_CHECK_ONLY             (1ULL << 0)
 436 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION       (1ULL << 1)
 437
 438 /* for KVM_INTERRUPT */
 439 struct kvm_interrupt {
 440         /* in */
 441         __u32 irq;
 442 };
 443
 444 /* for KVM_GET_DIRTY_LOG */
 445 struct kvm_dirty_log {
 446         __u32 slot;
 447         __u32 padding1;
 448         union {
 449                 void *dirty_bitmap; /* one bit per page */
 450                 __u64 padding2;
 451         };
 452 };
 453
 454 /* for KVM_SET_SIGNAL_MASK */
 455 struct kvm_signal_mask {
 456         __u32 len;
 457         __u8  sigset[0];
 458 };
 459
 460 /* for KVM_TPR_ACCESS_REPORTING */
 461 struct kvm_tpr_access_ctl {
 462         __u32 enabled;
 463         __u32 flags;
 464         __u32 reserved[8];
 465 };
 466
 467 /* for KVM_SET_VAPIC_ADDR */
 468 struct kvm_vapic_addr {
 469         __u64 vapic_addr;
 470 };
 471
 472 /* for KVM_SET_MP_STATE */
 473
 474 /* not all states are valid on all architectures */
 475 #define KVM_MP_STATE_RUNNABLE          0
 476 #define KVM_MP_STATE_UNINITIALIZED     1
 477 #define KVM_MP_STATE_INIT_RECEIVED     2
 478 #define KVM_MP_STATE_HALTED            3
 479 #define KVM_MP_STATE_SIPI_RECEIVED     4
 480 #define KVM_MP_STATE_STOPPED           5
 481 #define KVM_MP_STATE_CHECK_STOP        6
 482 #define KVM_MP_STATE_OPERATING         7
 483 #define KVM_MP_STATE_LOAD              8
 484
 485 struct kvm_mp_state {
 486         __u32 mp_state;
 487 };
 488
 489 struct kvm_s390_psw {
 490         __u64 mask;
 491         __u64 addr;
 492 };
 493
 494 /* valid values for type in kvm_s390_interrupt */
 495 #define KVM_S390_SIGP_STOP              0xfffe0000u
 496 #define KVM_S390_PROGRAM_INT            0xfffe0001u
 497 #define KVM_S390_SIGP_SET_PREFIX        0xfffe0002u
 498 #define KVM_S390_RESTART                0xfffe0003u
 499 #define KVM_S390_INT_PFAULT_INIT        0xfffe0004u
 500 #define KVM_S390_INT_PFAULT_DONE        0xfffe0005u
 501 #define KVM_S390_MCHK                   0xfffe1000u
 502 #define KVM_S390_INT_CLOCK_COMP         0xffff1004u
 503 #define KVM_S390_INT_CPU_TIMER          0xffff1005u
 504 #define KVM_S390_INT_VIRTIO             0xffff2603u
 505 #define KVM_S390_INT_SERVICE            0xffff2401u
 506 #define KVM_S390_INT_EMERGENCY          0xffff1201u
 507 #define KVM_S390_INT_EXTERNAL_CALL      0xffff1202u
 508 /* Anything below 0xfffe0000u is taken by INT_IO */
 509 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
 510         (((schid)) |                           \
 511          ((ssid) << 16) |                      \
 512          ((cssid) << 18) |                     \
 513          ((ai) << 26))
 514 #define KVM_S390_INT_IO_MIN             0x00000000u
 515 #define KVM_S390_INT_IO_MAX             0xfffdffffu
 516 #define KVM_S390_INT_IO_AI_MASK         0x04000000u
 517
 518
 519 struct kvm_s390_interrupt {
 520         __u32 type;
 521         __u32 parm;
 522         __u64 parm64;
 523 };
 524
 525 struct kvm_s390_io_info {
 526         __u16 subchannel_id;
 527         __u16 subchannel_nr;
 528         __u32 io_int_parm;
 529         __u32 io_int_word;
 530 };
 531
 532 struct kvm_s390_ext_info {
 533         __u32 ext_params;
 534         __u32 pad;
 535         __u64 ext_params2;
 536 };
 537
 538 struct kvm_s390_pgm_info {
 539         __u64 trans_exc_code;
 540         __u64 mon_code;
 541         __u64 per_address;
 542         __u32 data_exc_code;
 543         __u16 code;
 544         __u16 mon_class_nr;
 545         __u8 per_code;
 546         __u8 per_atmid;
 547         __u8 exc_access_id;
 548         __u8 per_access_id;
 549         __u8 op_access_id;
 550 #define KVM_S390_PGM_FLAGS_ILC_VALID    0x01
 551 #define KVM_S390_PGM_FLAGS_ILC_0        0x02
 552 #define KVM_S390_PGM_FLAGS_ILC_1        0x04
 553 #define KVM_S390_PGM_FLAGS_ILC_MASK     0x06
 554 #define KVM_S390_PGM_FLAGS_NO_REWIND    0x08
 555         __u8 flags;
 556         __u8 pad[2];
 557 };
 558
 559 struct kvm_s390_prefix_info {
 560         __u32 address;
 561 };
 562
 563 struct kvm_s390_extcall_info {
 564         __u16 code;
 565 };
 566
 567 struct kvm_s390_emerg_info {
 568         __u16 code;
 569 };
 570
 571 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
 572 struct kvm_s390_stop_info {
 573         __u32 flags;
 574 };
 575
 576 struct kvm_s390_mchk_info {
 577         __u64 cr14;
 578         __u64 mcic;
 579         __u64 failing_storage_address;
 580         __u32 ext_damage_code;
 581         __u32 pad;
 582         __u8 fixed_logout[16];
 583 };
 584
 585 struct kvm_s390_irq {
 586         __u64 type;
 587         union {
 588                 struct kvm_s390_io_info io;
 589                 struct kvm_s390_ext_info ext;
 590                 struct kvm_s390_pgm_info pgm;
 591                 struct kvm_s390_emerg_info emerg;
 592                 struct kvm_s390_extcall_info extcall;
 593                 struct kvm_s390_prefix_info prefix;
 594                 struct kvm_s390_stop_info stop;
 595                 struct kvm_s390_mchk_info mchk;
 596                 char reserved[64];
 597         } u;
 598 };
 599
 600 struct kvm_s390_irq_state {
 601         __u64 buf;
 602         __u32 flags;
 603         __u32 len;
 604         __u32 reserved[4];
 605 };
 606
 607 /* for KVM_SET_GUEST_DEBUG */
 608
 609 #define KVM_GUESTDBG_ENABLE             0x00000001
 610 #define KVM_GUESTDBG_SINGLESTEP         0x00000002
 611
 612 struct kvm_guest_debug {
 613         __u32 control;
 614         __u32 pad;
 615         struct kvm_guest_debug_arch arch;
 616 };
 617
 618 enum {
 619         kvm_ioeventfd_flag_nr_datamatch,
 620         kvm_ioeventfd_flag_nr_pio,
 621         kvm_ioeventfd_flag_nr_deassign,
 622         kvm_ioeventfd_flag_nr_virtio_ccw_notify,
 623         kvm_ioeventfd_flag_nr_fast_mmio,
 624         kvm_ioeventfd_flag_nr_max,
 625 };
 626
 627 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
 628 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
 629 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
 630 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
 631         (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
 632
 633 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
 634
 635 struct kvm_ioeventfd {
 636         __u64 datamatch;
 637         __u64 addr;        /* legal pio/mmio address */
 638         __u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
 639         __s32 fd;
 640         __u32 flags;
 641         __u8  pad[36];
 642 };
 643
 644 /* for KVM_ENABLE_CAP */
 645 struct kvm_enable_cap {
 646         /* in */
 647         __u32 cap;
 648         __u32 flags;
 649         __u64 args[4];
 650         __u8  pad[64];
 651 };
 652
 653 /* for KVM_PPC_GET_PVINFO */
 654 struct kvm_ppc_pvinfo {
 655         /* out */
 656         __u32 flags;
 657         __u32 hcall[4];
 658         __u8  pad[108];
 659 };
 660
 661 /* for KVM_PPC_GET_SMMU_INFO */
 662 #define KVM_PPC_PAGE_SIZES_MAX_SZ       8
 663
 664 struct kvm_ppc_one_page_size {
 665         __u32 page_shift;       /* Page shift (or 0) */
 666         __u32 pte_enc;          /* Encoding in the HPTE (>>12) */
 667 };
 668
 669 struct kvm_ppc_one_seg_page_size {
 670         __u32 page_shift;       /* Base page shift of segment (or 0) */
 671         __u32 slb_enc;          /* SLB encoding for BookS */
 672         struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
 673 };
 674
 675 #define KVM_PPC_PAGE_SIZES_REAL         0x00000001
 676 #define KVM_PPC_1T_SEGMENTS             0x00000002
 677
 678 struct kvm_ppc_smmu_info {
 679         __u64 flags;
 680         __u32 slb_size;
 681         __u32 pad;
 682         struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
 683 };
 684
 685 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
 686
 687 #define KVMIO 0xAE
 688
 689 /* machine type bits, to be used as argument to KVM_CREATE_VM */
 690 #define KVM_VM_S390_UCONTROL    1
 691
 692 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
 693 #define KVM_VM_PPC_HV 1
 694 #define KVM_VM_PPC_PR 2
 695
 696 #define KVM_S390_SIE_PAGE_OFFSET 1
 697
 698 /*
 699  * ioctls for /dev/kvm fds:
 700  */
 701 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
 702 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
 703 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
 704
 705 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
 706 /*
 707  * Check if a kvm extension is available.  Argument is extension number,
 708  * return is 1 (yes) or 0 (no, sorry).
 709  */
 710 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
 711 /*
 712  * Get size for mmap(vcpu_fd)
 713  */
 714 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
 715 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
 716 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
 717 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
 718 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
 719 #define KVM_GET_EMULATED_CPUID    _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
 720
 721 /*
 722  * Extension capability list.
 723  */
 724 #define KVM_CAP_IRQCHIP   0
 725 #define KVM_CAP_HLT       1
 726 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
 727 #define KVM_CAP_USER_MEMORY 3
 728 #define KVM_CAP_SET_TSS_ADDR 4
 729 #define KVM_CAP_VAPIC 6
 730 #define KVM_CAP_EXT_CPUID 7
 731 #define KVM_CAP_CLOCKSOURCE 8
 732 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
 733 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
 734 #define KVM_CAP_PIT 11
 735 #define KVM_CAP_NOP_IO_DELAY 12
 736 #define KVM_CAP_PV_MMU 13
 737 #define KVM_CAP_MP_STATE 14
 738 #define KVM_CAP_COALESCED_MMIO 15
 739 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
 740 #define KVM_CAP_IOMMU 18
 741 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 742 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
 743 #define KVM_CAP_USER_NMI 22
 744 #ifdef __KVM_HAVE_GUEST_DEBUG
 745 #define KVM_CAP_SET_GUEST_DEBUG 23
 746 #endif
 747 #ifdef __KVM_HAVE_PIT
 748 #define KVM_CAP_REINJECT_CONTROL 24
 749 #endif
 750 #define KVM_CAP_IRQ_ROUTING 25
 751 #define KVM_CAP_IRQ_INJECT_STATUS 26
 752 #define KVM_CAP_ASSIGN_DEV_IRQ 29
 753 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
 754 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
 755 #ifdef __KVM_HAVE_MCE
 756 #define KVM_CAP_MCE 31
 757 #endif
 758 #define KVM_CAP_IRQFD 32
 759 #ifdef __KVM_HAVE_PIT
 760 #define KVM_CAP_PIT2 33
 761 #endif
 762 #define KVM_CAP_SET_BOOT_CPU_ID 34
 763 #ifdef __KVM_HAVE_PIT_STATE2
 764 #define KVM_CAP_PIT_STATE2 35
 765 #endif
 766 #define KVM_CAP_IOEVENTFD 36
 767 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
 768 #ifdef __KVM_HAVE_XEN_HVM
 769 #define KVM_CAP_XEN_HVM 38
 770 #endif
 771 #define KVM_CAP_ADJUST_CLOCK 39
 772 #define KVM_CAP_INTERNAL_ERROR_DATA 40
 773 #ifdef __KVM_HAVE_VCPU_EVENTS
 774 #define KVM_CAP_VCPU_EVENTS 41
 775 #endif
 776 #define KVM_CAP_S390_PSW 42
 777 #define KVM_CAP_PPC_SEGSTATE 43
 778 #define KVM_CAP_HYPERV 44
 779 #define KVM_CAP_HYPERV_VAPIC 45
 780 #define KVM_CAP_HYPERV_SPIN 46
 781 #define KVM_CAP_PCI_SEGMENT 47
 782 #define KVM_CAP_PPC_PAIRED_SINGLES 48
 783 #define KVM_CAP_INTR_SHADOW 49
 784 #ifdef __KVM_HAVE_DEBUGREGS
 785 #define KVM_CAP_DEBUGREGS 50
 786 #endif
 787 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
 788 #define KVM_CAP_PPC_OSI 52
 789 #define KVM_CAP_PPC_UNSET_IRQ 53
 790 #define KVM_CAP_ENABLE_CAP 54
 791 #ifdef __KVM_HAVE_XSAVE
 792 #define KVM_CAP_XSAVE 55
 793 #endif
 794 #ifdef __KVM_HAVE_XCRS
 795 #define KVM_CAP_XCRS 56
 796 #endif
 797 #define KVM_CAP_PPC_GET_PVINFO 57
 798 #define KVM_CAP_PPC_IRQ_LEVEL 58
 799 #define KVM_CAP_ASYNC_PF 59
 800 #define KVM_CAP_TSC_CONTROL 60
 801 #define KVM_CAP_GET_TSC_KHZ 61
 802 #define KVM_CAP_PPC_BOOKE_SREGS 62
 803 #define KVM_CAP_SPAPR_TCE 63
 804 #define KVM_CAP_PPC_SMT 64
 805 #define KVM_CAP_PPC_RMA 65
 806 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
 807 #define KVM_CAP_PPC_HIOR 67
 808 #define KVM_CAP_PPC_PAPR 68
 809 #define KVM_CAP_SW_TLB 69
 810 #define KVM_CAP_ONE_REG 70
 811 #define KVM_CAP_S390_GMAP 71
 812 #define KVM_CAP_TSC_DEADLINE_TIMER 72
 813 #define KVM_CAP_S390_UCONTROL 73
 814 #define KVM_CAP_SYNC_REGS 74
 815 #define KVM_CAP_PCI_2_3 75
 816 #define KVM_CAP_KVMCLOCK_CTRL 76
 817 #define KVM_CAP_SIGNAL_MSI 77
 818 #define KVM_CAP_PPC_GET_SMMU_INFO 78
 819 #define KVM_CAP_S390_COW 79
 820 #define KVM_CAP_PPC_ALLOC_HTAB 80
 821 #define KVM_CAP_READONLY_MEM 81
 822 #define KVM_CAP_IRQFD_RESAMPLE 82
 823 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
 824 #define KVM_CAP_PPC_HTAB_FD 84
 825 #define KVM_CAP_S390_CSS_SUPPORT 85
 826 #define KVM_CAP_PPC_EPR 86
 827 #define KVM_CAP_ARM_PSCI 87
 828 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
 829 #define KVM_CAP_DEVICE_CTRL 89
 830 #define KVM_CAP_IRQ_MPIC 90
 831 #define KVM_CAP_PPC_RTAS 91
 832 #define KVM_CAP_IRQ_XICS 92
 833 #define KVM_CAP_ARM_EL1_32BIT 93
 834 #define KVM_CAP_SPAPR_MULTITCE 94
 835 #define KVM_CAP_EXT_EMUL_CPUID 95
 836 #define KVM_CAP_HYPERV_TIME 96
 837 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
 838 #define KVM_CAP_ENABLE_CAP_VM 98
 839 #define KVM_CAP_S390_IRQCHIP 99
 840 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
 841 #define KVM_CAP_VM_ATTRIBUTES 101
 842 #define KVM_CAP_ARM_PSCI_0_2 102
 843 #define KVM_CAP_PPC_FIXUP_HCALL 103
 844 #define KVM_CAP_PPC_ENABLE_HCALL 104
 845 #define KVM_CAP_CHECK_EXTENSION_VM 105
 846 #define KVM_CAP_S390_USER_SIGP 106
 847 #define KVM_CAP_S390_VECTOR_REGISTERS 107
 848 #define KVM_CAP_S390_MEM_OP 108
 849 #define KVM_CAP_S390_USER_STSI 109
 850 #define KVM_CAP_S390_SKEYS 110
 851 #define KVM_CAP_MIPS_FPU 111
 852 #define KVM_CAP_MIPS_MSA 112
 853 #define KVM_CAP_S390_INJECT_IRQ 113
 854 #define KVM_CAP_S390_IRQ_STATE 114
 855 #define KVM_CAP_PPC_HWRNG 115
 856 #define KVM_CAP_DISABLE_QUIRKS 116
 857 #define KVM_CAP_X86_SMM 117
 858 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
 859 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
 860 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
 861 #define KVM_CAP_SPLIT_IRQCHIP 121
 862 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
 863 #define KVM_CAP_HYPERV_SYNIC 123
 864 #define KVM_CAP_S390_RI 124
 865 #define KVM_CAP_SPAPR_TCE_64 125
 866 #define KVM_CAP_ARM_PMU_V3 126
 867 #define KVM_CAP_VCPU_ATTRIBUTES 127
 868 #define KVM_CAP_MAX_VCPU_ID 128
 869 #define KVM_CAP_X2APIC_API 129
 870 #define KVM_CAP_S390_USER_INSTR0 130
 871 #define KVM_CAP_MSI_DEVID 131
 872 #define KVM_CAP_PPC_HTM 132
 873
 874 #ifdef KVM_CAP_IRQ_ROUTING
 875
 876 struct kvm_irq_routing_irqchip {
 877         __u32 irqchip;
 878         __u32 pin;
 879 };
 880
 881 struct kvm_irq_routing_msi {
 882         __u32 address_lo;
 883         __u32 address_hi;
 884         __u32 data;
 885         union {
 886                 __u32 pad;
 887                 __u32 devid;
 888         };
 889 };
 890
 891 struct kvm_irq_routing_s390_adapter {
 892         __u64 ind_addr;
 893         __u64 summary_addr;
 894         __u64 ind_offset;
 895         __u32 summary_offset;
 896         __u32 adapter_id;
 897 };
 898
 899 struct kvm_irq_routing_hv_sint {
 900         __u32 vcpu;
 901         __u32 sint;
 902 };
 903
 904 /* gsi routing entry types */
 905 #define KVM_IRQ_ROUTING_IRQCHIP 1
 906 #define KVM_IRQ_ROUTING_MSI 2
 907 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
 908 #define KVM_IRQ_ROUTING_HV_SINT 4
 909
 910 struct kvm_irq_routing_entry {
 911         __u32 gsi;
 912         __u32 type;
 913         __u32 flags;
 914         __u32 pad;
 915         union {
 916                 struct kvm_irq_routing_irqchip irqchip;
 917                 struct kvm_irq_routing_msi msi;
 918                 struct kvm_irq_routing_s390_adapter adapter;
 919                 struct kvm_irq_routing_hv_sint hv_sint;
 920                 __u32 pad[8];
 921         } u;
 922 };
 923
 924 struct kvm_irq_routing {
 925         __u32 nr;
 926         __u32 flags;
 927         struct kvm_irq_routing_entry entries[0];
 928 };
 929
 930 #endif
 931
 932 #ifdef KVM_CAP_MCE
 933 /* x86 MCE */
 934 struct kvm_x86_mce {
 935         __u64 status;
 936         __u64 addr;
 937         __u64 misc;
 938         __u64 mcg_status;
 939         __u8 bank;
 940         __u8 pad1[7];
 941         __u64 pad2[3];
 942 };
 943 #endif
 944
 945 #ifdef KVM_CAP_XEN_HVM
 946 struct kvm_xen_hvm_config {
 947         __u32 flags;
 948         __u32 msr;
 949         __u64 blob_addr_32;
 950         __u64 blob_addr_64;
 951         __u8 blob_size_32;
 952         __u8 blob_size_64;
 953         __u8 pad2[30];
 954 };
 955 #endif
 956
 957 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
 958 /*
 959  * Available with KVM_CAP_IRQFD_RESAMPLE
 960  *
 961  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
 962  * the irqfd to operate in resampling mode for level triggered interrupt
 963  * emulation.  See Documentation/virtual/kvm/api.txt.
 964  */
 965 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
 966
 967 struct kvm_irqfd {
 968         __u32 fd;
 969         __u32 gsi;
 970         __u32 flags;
 971         __u32 resamplefd;
 972         __u8  pad[16];
 973 };
 974
 975 /* For KVM_CAP_ADJUST_CLOCK */
 976
 977 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags.  */
 978 #define KVM_CLOCK_TSC_STABLE            2
 979
 980 struct kvm_clock_data {
 981         __u64 clock;
 982         __u32 flags;
 983         __u32 pad[9];
 984 };
 985
 986 /* For KVM_CAP_SW_TLB */
 987
 988 #define KVM_MMU_FSL_BOOKE_NOHV          0
 989 #define KVM_MMU_FSL_BOOKE_HV            1
 990
 991 struct kvm_config_tlb {
 992         __u64 params;
 993         __u64 array;
 994         __u32 mmu_type;
 995         __u32 array_len;
 996 };
 997
 998 struct kvm_dirty_tlb {
 999         __u64 bitmap;
1000         __u32 num_dirty;
1001 };
1002
1003 /* Available with KVM_CAP_ONE_REG */
1004
1005 #define KVM_REG_ARCH_MASK       0xff00000000000000ULL
1006 #define KVM_REG_GENERIC         0x0000000000000000ULL
1007
1008 /*
1009  * Architecture specific registers are to be defined in arch headers and
1010  * ORed with the arch identifier.
1011  */
1012 #define KVM_REG_PPC             0x1000000000000000ULL
1013 #define KVM_REG_X86             0x2000000000000000ULL
1014 #define KVM_REG_IA64            0x3000000000000000ULL
1015 #define KVM_REG_ARM             0x4000000000000000ULL
1016 #define KVM_REG_S390            0x5000000000000000ULL
1017 #define KVM_REG_ARM64           0x6000000000000000ULL
1018 #define KVM_REG_MIPS            0x7000000000000000ULL
1019
1020 #define KVM_REG_SIZE_SHIFT      52
1021 #define KVM_REG_SIZE_MASK       0x00f0000000000000ULL
1022 #define KVM_REG_SIZE_U8         0x0000000000000000ULL
1023 #define KVM_REG_SIZE_U16        0x0010000000000000ULL
1024 #define KVM_REG_SIZE_U32        0x0020000000000000ULL
1025 #define KVM_REG_SIZE_U64        0x0030000000000000ULL
1026 #define KVM_REG_SIZE_U128       0x0040000000000000ULL
1027 #define KVM_REG_SIZE_U256       0x0050000000000000ULL
1028 #define KVM_REG_SIZE_U512       0x0060000000000000ULL
1029 #define KVM_REG_SIZE_U1024      0x0070000000000000ULL
1030
1031 struct kvm_reg_list {
1032         __u64 n; /* number of regs */
1033         __u64 reg[0];
1034 };
1035
1036 struct kvm_one_reg {
1037         __u64 id;
1038         __u64 addr;
1039 };
1040
1041 #define KVM_MSI_VALID_DEVID     (1U << 0)
1042 struct kvm_msi {
1043         __u32 address_lo;
1044         __u32 address_hi;
1045         __u32 data;
1046         __u32 flags;
1047         __u32 devid;
1048         __u8  pad[12];
1049 };
1050
1051 struct kvm_arm_device_addr {
1052         __u64 id;
1053         __u64 addr;
1054 };
1055
1056 /*
1057  * Device control API, available with KVM_CAP_DEVICE_CTRL
1058  */
1059 #define KVM_CREATE_DEVICE_TEST          1
1060
1061 struct kvm_create_device {
1062         __u32   type;   /* in: KVM_DEV_TYPE_xxx */
1063         __u32   fd;     /* out: device handle */
1064         __u32   flags;  /* in: KVM_CREATE_DEVICE_xxx */
1065 };
1066
1067 struct kvm_device_attr {
1068         __u32   flags;          /* no flags currently defined */
1069         __u32   group;          /* device-defined */
1070         __u64   attr;           /* group-defined */
1071         __u64   addr;           /* userspace address of attr data */
1072 };
1073
1074 #define  KVM_DEV_VFIO_GROUP                     1
1075 #define   KVM_DEV_VFIO_GROUP_ADD                        1
1076 #define   KVM_DEV_VFIO_GROUP_DEL                        2
1077
1078 enum kvm_device_type {
1079         KVM_DEV_TYPE_FSL_MPIC_20        = 1,
1080 #define KVM_DEV_TYPE_FSL_MPIC_20        KVM_DEV_TYPE_FSL_MPIC_20
1081         KVM_DEV_TYPE_FSL_MPIC_42,
1082 #define KVM_DEV_TYPE_FSL_MPIC_42        KVM_DEV_TYPE_FSL_MPIC_42
1083         KVM_DEV_TYPE_XICS,
1084 #define KVM_DEV_TYPE_XICS               KVM_DEV_TYPE_XICS
1085         KVM_DEV_TYPE_VFIO,
1086 #define KVM_DEV_TYPE_VFIO               KVM_DEV_TYPE_VFIO
1087         KVM_DEV_TYPE_ARM_VGIC_V2,
1088 #define KVM_DEV_TYPE_ARM_VGIC_V2        KVM_DEV_TYPE_ARM_VGIC_V2
1089         KVM_DEV_TYPE_FLIC,
1090 #define KVM_DEV_TYPE_FLIC               KVM_DEV_TYPE_FLIC
1091         KVM_DEV_TYPE_ARM_VGIC_V3,
1092 #define KVM_DEV_TYPE_ARM_VGIC_V3        KVM_DEV_TYPE_ARM_VGIC_V3
1093         KVM_DEV_TYPE_ARM_VGIC_ITS,
1094 #define KVM_DEV_TYPE_ARM_VGIC_ITS       KVM_DEV_TYPE_ARM_VGIC_ITS
1095         KVM_DEV_TYPE_MAX,
1096 };
1097
1098 /*
1099  * ioctls for VM fds
1100  */
1101 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
1102 /*
1103  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1104  * a vcpu fd.
1105  */
1106 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1107 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1108 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1109 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
1110 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1111 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
1112 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1113                                         struct kvm_userspace_memory_region)
1114 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1115 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1116
1117 /* enable ucontrol for s390 */
1118 struct kvm_s390_ucas_mapping {
1119         __u64 user_addr;
1120         __u64 vcpu_addr;
1121         __u64 length;
1122 };
1123 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1124 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1125 #define KVM_S390_VCPU_FAULT      _IOW(KVMIO, 0x52, unsigned long)
1126
1127 /* Device model IOC */
1128 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1129 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1130 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1131 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1132 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1133 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1134 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1135 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1136 #define KVM_REGISTER_COALESCED_MMIO \
1137                         _IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1138 #define KVM_UNREGISTER_COALESCED_MMIO \
1139                         _IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1140 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1141                                        struct kvm_assigned_pci_dev)
1142 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1143 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1144 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1145 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1146 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1147 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1148                                        struct kvm_assigned_pci_dev)
1149 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1150                                        struct kvm_assigned_msix_nr)
1151 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1152                                        struct kvm_assigned_msix_entry)
1153 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1154 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1155 #define KVM_CREATE_PIT2           _IOW(KVMIO,  0x77, struct kvm_pit_config)
1156 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1157 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1158 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1159 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1160 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1161 /* Available with KVM_CAP_PIT_STATE2 */
1162 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1163 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1164 /* Available with KVM_CAP_PPC_GET_PVINFO */
1165 #define KVM_PPC_GET_PVINFO        _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1166 /* Available with KVM_CAP_TSC_CONTROL */
1167 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1168 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1169 /* Available with KVM_CAP_PCI_2_3 */
1170 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1171                                        struct kvm_assigned_pci_dev)
1172 /* Available with KVM_CAP_SIGNAL_MSI */
1173 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1174 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1175 #define KVM_PPC_GET_SMMU_INFO     _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1176 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1177 #define KVM_PPC_ALLOCATE_HTAB     _IOWR(KVMIO, 0xa7, __u32)
1178 #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1179 #define KVM_CREATE_SPAPR_TCE_64   _IOW(KVMIO,  0xa8, \
1180                                        struct kvm_create_spapr_tce_64)
1181 /* Available with KVM_CAP_RMA */
1182 #define KVM_ALLOCATE_RMA          _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1183 /* Available with KVM_CAP_PPC_HTAB_FD */
1184 #define KVM_PPC_GET_HTAB_FD       _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1185 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1186 #define KVM_ARM_SET_DEVICE_ADDR   _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1187 /* Available with KVM_CAP_PPC_RTAS */
1188 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1189
1190 /* ioctl for vm fd */
1191 #define KVM_CREATE_DEVICE         _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1192
1193 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1194 #define KVM_SET_DEVICE_ATTR       _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1195 #define KVM_GET_DEVICE_ATTR       _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1196 #define KVM_HAS_DEVICE_ATTR       _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1197
1198 /*
1199  * ioctls for vcpu fds
1200  */
1201 #define KVM_RUN                   _IO(KVMIO,   0x80)
1202 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1203 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1204 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1205 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1206 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1207 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1208 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1209 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1210 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1211 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1212 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1213 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1214 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1215 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1216 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1217 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1218 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1219 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1220 /* Available with KVM_CAP_VAPIC */
1221 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1222 /* Available with KVM_CAP_VAPIC */
1223 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1224 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1225 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1226 /* store status for s390 */
1227 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1228 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1229 #define KVM_S390_STORE_STATUS     _IOW(KVMIO,  0x95, unsigned long)
1230 /* initial ipl psw for s390 */
1231 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1232 /* initial reset for s390 */
1233 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1234 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1235 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1236 /* Available with KVM_CAP_USER_NMI */
1237 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1238 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1239 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1240 /* MCE for x86 */
1241 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1242 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1243 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1244 /* Available with KVM_CAP_VCPU_EVENTS */
1245 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1246 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1247 /* Available with KVM_CAP_DEBUGREGS */
1248 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1249 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1250 /*
1251  * vcpu version available with KVM_ENABLE_CAP
1252  * vm version available with KVM_CAP_ENABLE_CAP_VM
1253  */
1254 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1255 /* Available with KVM_CAP_XSAVE */
1256 #define KVM_GET_XSAVE             _IOR(KVMIO,  0xa4, struct kvm_xsave)
1257 #define KVM_SET_XSAVE             _IOW(KVMIO,  0xa5, struct kvm_xsave)
1258 /* Available with KVM_CAP_XCRS */
1259 #define KVM_GET_XCRS              _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1260 #define KVM_SET_XCRS              _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1261 /* Available with KVM_CAP_SW_TLB */
1262 #define KVM_DIRTY_TLB             _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1263 /* Available with KVM_CAP_ONE_REG */
1264 #define KVM_GET_ONE_REG           _IOW(KVMIO,  0xab, struct kvm_one_reg)
1265 #define KVM_SET_ONE_REG           _IOW(KVMIO,  0xac, struct kvm_one_reg)
1266 /* VM is being stopped by host */
1267 #define KVM_KVMCLOCK_CTRL         _IO(KVMIO,   0xad)
1268 #define KVM_ARM_VCPU_INIT         _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1269 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1270 #define KVM_GET_REG_LIST          _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1271 /* Available with KVM_CAP_S390_MEM_OP */
1272 #define KVM_S390_MEM_OP           _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1273 /* Available with KVM_CAP_S390_SKEYS */
1274 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1275 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1276 /* Available with KVM_CAP_S390_INJECT_IRQ */
1277 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1278 /* Available with KVM_CAP_S390_IRQ_STATE */
1279 #define KVM_S390_SET_IRQ_STATE    _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1280 #define KVM_S390_GET_IRQ_STATE    _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1281 /* Available with KVM_CAP_X86_SMM */
1282 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1283
1284 #define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
1285 #define KVM_DEV_ASSIGN_PCI_2_3          (1 << 1)
1286 #define KVM_DEV_ASSIGN_MASK_INTX        (1 << 2)
1287
1288 struct kvm_assigned_pci_dev {
1289         __u32 assigned_dev_id;
1290         __u32 busnr;
1291         __u32 devfn;
1292         __u32 flags;
1293         __u32 segnr;
1294         union {
1295                 __u32 reserved[11];
1296         };
1297 };
1298
1299 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
1300 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
1301 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
1302
1303 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
1304 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
1305 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
1306
1307 #define KVM_DEV_IRQ_HOST_MASK    0x00ff
1308 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
1309
1310 struct kvm_assigned_irq {
1311         __u32 assigned_dev_id;
1312         __u32 host_irq; /* ignored (legacy field) */
1313         __u32 guest_irq;
1314         __u32 flags;
1315         union {
1316                 __u32 reserved[12];
1317         };
1318 };
1319
1320 struct kvm_assigned_msix_nr {
1321         __u32 assigned_dev_id;
1322         __u16 entry_nr;
1323         __u16 padding;
1324 };
1325
1326 #define KVM_MAX_MSIX_PER_DEV            256
1327 struct kvm_assigned_msix_entry {
1328         __u32 assigned_dev_id;
1329         __u32 gsi;
1330         __u16 entry; /* The index of entry in the MSI-X table */
1331         __u16 padding[3];
1332 };
1333
1334 #define KVM_X2APIC_API_USE_32BIT_IDS            (1ULL << 0)
1335 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK  (1ULL << 1)
1336
1337 #endif /* __LINUX_KVM_H */